• DE677102C - Electric gas cleaner with horizontal or inclined gas supply : de en
  • SE99492C1 - : en
  • US2209555A - Road sander : en
  • US2209402A - Method of making pressure vessels : en
  • US2209414A - Sorting machine : en
  • US2209856A - Fuel supply pump : en
  • DE694403C - Electrical signaling device for ships : de en
  • FR856653A - Device for carrying out the operation of multi-stage internal combustion engines : en fr
  • FR856702A - Appropriate method and buckles for fastening pants or other clothing : en fr
  • USD121744S - Design for a coat : en
  • USD121756S - Design for a textile fabric : en
  • FR856619A - Brush or brush of a new model : en fr
  • GB524127A - Improved process and apparatus for making base assemblies for sealed glass envelopes : en
  • GB524286A - Improvements in or relating to television and like systems : en
  • GB524013A - Improvements relating to the optical projection of images : en
  • CH210598A - Process for the preparation of 5- (p-diphenylamino) -2-methoxy-1. 4-benzoquinone. : de en
  • US2209306A - Combustion control : en
  • US2209457A - Vehicle power unit : en
  • US2209917A - Aerosol wetting agents in blueprint coatings : en
  • US2209763A - Cash register : en
  • US2209931A - Vaporproof lamp : en
  • DE694414C - Selector device for telegraph equipment : de en
  • US2209636A - Method of and apparatus for treating cement and similar materials : en
  • DE694455C - Hydraulic suspension, especially for motor vehicles : de en
  • USD121751S - Pichel handbag or similar article : en
  • GB524183A - Improvements in the manufacture of electric discharge devices : en
  • GB524031A - Improvements in or relating to metal vapour electric rectifiers : en
  • GB524229A - Improvements in and relating to tanks or containers for liquid : en
  • FR856677A - Welding improvements : en fr
  • USD121676S - Design for a snood-hat : en
  • US2209911A - Process for preparing alkylated aromatic ether halides : en
  • GB524264A - Improvements in or relating to automatic control mechanism for electrically driven pumps : en
  • GB524305A - Improvements relating to screw-grinding processes : en
  • DK57838C - Procedure for staining an oscillating trace, especially tone traces, and a carrier for use in the procedure. : da en
  • FR856641A - Process for preparing ketones of the cyclopentano-polyhydro-phenanthrenes series : en fr
  • CA390399A - Freezing apparatus : en fr
  • US2209889A - Method for the preparation of glace fruit : en
  • USD121706S - Top grate for a stove or analogous article : en
  • DE694283C - Process in the manufacture of threaded workpieces : de en
  • CH210686A - Fall speed reduction device. : en fr
  • GB524250A - Improvements in and relating to bird and small animal cages : en
  • PL29151B1 - Georg Heinrich Schieferstein, Berlin. Tubular mill. : en pl
  • USD121730S - Design for a pin clip : en
  • USD121665S - Design for a shrine : en
  • DE694413C - Automatic warning system for railroad crossings : de en
  • DE694332C - Dye mixtures : de en
  • US2209743A - Insulating pad for electrical junctions : en
  • US2209830A - Ski sled : en
  • DE694434C - Process for the production of acid-resistant filter stones : de en
  • GB524234A - Improvements in or relating to windscreen wiper blades : en
  • US2209805A - Control for resistance line welding machines : en
  • GB524170A - Apparatus for destroying insects by means of steam : en
  • GB524153A - Improvements in collapsible gates and grilles : en
  • FR856620A - Benzanthrones and method of preparing these bodies : en fr
  • CH210695A - Tensioning and closing device for wire wrapping. : de en
  • CH210789A - Process for the preparation of a benzene sulfamide derivative. : de en
  • US2209887A - Combined air diffusing and illuminating device : en
  • USD121713S - Design for a textile fabric : en
  • CH210645A - Fuel piston pump. : de en
  • USD121675S - Design for an artificial flower : en
  • US2209562A - Worm element lapping machine : en
  • FR856675A - Gear for climbers : en fr
  • FR856745A - Device for sawing logs or the like : en fr
  • GB524317A - Improvements in or relating to agitators for suction cleaners : en
  • FR856617A - Process for waterproofing wood, cork and similar materials : en fr
  • DK57825C - Process for the Preparation of N-Substituted Thioformamides. : da en
  • US2209313A - Self-sealing can tapper : en
  • FR856630A - Color film production process : en fr
  • FR856651A - Improvements to wiper mats formed by a lattice of rubber bands placed on the field and assembled using a metal frame : en fr
  • GB524239A - Improvements in turret lathes and like machine tools : en
  • FR856648A - Defense for the protection of ships and berthing docks : en fr
  • GB524272A - Improvements in and relating to the electrolytic polishing of metals, particularly steel : en
  • GB524102A - Improvements in or relating to children's toys : en
  • BE438794A - : fr
  • IE15883L - Electrodes for h.p.m.v. discharge devices : en
  • AU283839A - Improvements in or relating to electrical remote control systems : en
  • GB524041A - Improvements in and relating to fluid actuated valves : en
  • AU335439A - Improved means for controlling the ignition circuit ofan automobile engine by oil pressure : en
  • CH210621A - Filling pencil, which is secured against overwinding in both directions of rotation. : de en
  • CA390317A - Hydrocarbon mixture processing : en fr
  • US2209341A - Method of heating and apparatus therefor : en
  • US2209671A - Tobacco pipe : en
  • PL29142B1 - Fiehtel & Sachs Aktiengesellschaft, Schweinfurt. Equalizing device for hydraulic shock absorbers, especially for vehicles running on rails. : en pl
  • US2209601A - Mailing closure for cards : en
  • CH210730A - Process for the preparation of a polyazo dye. : de en
  • US2209497A - Variable ratio transmission : en
  • US2209831A - Coffee maker : en
  • CH210683A - Process to prevent the decomposition of heat-sensitive solutions. : de en
  • AU111067B2 - Improvements in and relating to regulating transformers : en
  • GB524200A - Improvements in or relating to illuminating devices and attachments therefor : en
  • AU111055B2 - Process and means for passing the yarn for -rotary spinning -and twisting members : en
  • US2209550A - Amusement ride : en
  • DE694474C - Signaling system with closed loop lines : de en
  • SU57477A1 - Method of butt welding of tomato wires and similar metal products : en ru
  • US2209506A - Telegraph transmitting key : en
  • US2209598A - Fishing reel : en
  • DE694344C - Airplane with elastic wings : de en
  • PL29164B1 - Impact mill for grinding porridge or fine semolina. : en pl
  • AU111066B2 - Improvements in applying indicia and/or devices to plastic type materials : en
  • CA390420A - Tertiary olefine separation from gas mixtures : en fr
  • PL29154B3 - . {Ljj * (\ fili * - Strengthening strip for a chair or armchair stand. : en pl
  • US2209738A - Insect guard for windows : en
  • CA390266A - Radio tuning system : en fr
  • CH210633A - Waterproof winding watch. : en fr
  • AU111091B2 - Improvements in or relating to electrically operable indicators : en
  • CH210583A - Dye preparation. : de en
  • CA390345A - Amino compound : en fr
  • CH210648A - Injection pump for light fuels with a rotating piston drum eccentrically mounted in a housing. : de en
  • CA390302A - Floor covering : en fr
  • US2209356A - Truck : en
  • US2209615A - Telephone system : en
  • DE694416C - Method for attaching contacts to electrical resistance bodies made of sintered semiconductor materials : de en
  • FR856638A - Manufacturing process for artificial substances : en fr
  • CA390319A - Film container : en fr
  • DE694491C - Swivel chair with tilting seat : de en
  • US2209436A - Television system : en
  • US2209689A - Gasoline metering mechanism for trucks provided with power takeoffs : en
  • US2209722A - Plastic composition for lining pressure vessels : en
  • US2209758A - Felt arrangement for horizontal press rolls : en
  • US2209463A - Wax composition : en
  • US2209534A - Method for producing gas wells : en
  • GB524253A - Improvements in or relating to draining appliances for window sashes, glazed doors and casements : en
  • US2209638A - Clothesline prop : en
  • PL29129B1 - : en pl
  • GB524266A - Improvements relating to vehicle wind screen wipers : en
  • US2209849A - Lipstick holder and sharpener : en
  • US2209513A - Telephone system : en
  • USD121707S - Design for a beverage bottle or similar article : en
  • US2209519A - Process for producing hollow cast blocks : en
  • US2209938A - Lubricating means : en
  • CH210728A - Process for the preparation of a monoester of the androstene series. : de en
  • CA390290A - Abrasive device : en fr
  • DE694562C - Electric high pressure discharge tubes for lighting addition of a vaporizable metal : de en
  • CH210771A - Process for the preparation of an oxyketone ester of the androstane series. : de en
  • US2209641A - Vehicle driving and steering system : en
  • US2209678A - Method of making lightweight glasslike material : en
  • GB524012A - A machine suitable for testing and calibrating pressure gauges : en
  • IE15943L - Alkylation of iso-paraffins; producing motor fuels : en
  • PL29172B1 - The method of preparing a rubber plate for matrices for the production of printing plates and stamps. : en pl
  • US2209382A - Telephone ringer : en
  • CH210584A - Removable support adaptable to a walled bathtub to support a washboard. : en fr
  • PL29149B1 - Stocking and the method of producing it with the use of a flat ponchos. : en pl
  • CA390270A - Carbonaceous material processing : en fr
  • CH210693A - Television tube. : de en
  • CA390371A - Paper treating method : en fr
  • PL29146B1 - Stefan Kugler, Krakow. Cigarette tube. : en pl
  • US2209452A - Separation and segregation of olefins : en
  • CH210746A - Process for the production of a condensation product. : de en
  • DE694494C - Process for separating nickel and copper in copper-containing nickel stone : de en
  • US2209695A - Shaft lock : en
  • US2209850A - Fibrous glass textile material for electrical insulation : en
  • DE694516C - Control device for the straight running of conveyor belts : de en
  • CA390314A - Photo-electric tube : en fr
  • US2209522A - Animal trap : en
  • AU355039A - Improved apparatus for generating and purifying charcoal gas for employment in internal combustion engines : en
  • CH210740A - Process for the production of a sulfur dye. : de en
  • US2209495A - Means for holding and treating bearings : en
  • US2209428A - Yarn winding machinery : en
  • DE694477C - Pants to be worn under the shirt : de en
  • GB524092A - Improvements in or relating to internal combustion engines and method of operating the same : en
  • CA390346A - Organic compound preparation : en fr
  • CA390419A - Carbon black purifying process : en fr
  • CH210555A - Horizontal sliding window with sliding and swiveling sashes. : de en
  • DE694339C - Device for creating decorative seams on zigzag sewing machines : de en
  • FR856602A - Method of sensitizing silver halide emulsions, which contain dye formers : en fr
  • AU525239A - Improvements relating to telephone systems : en
  • CA390256A - Book holder : en fr
  • CA390258A - Hoisting rope : en fr
  • DE694371C - lit : de en
  • DE694486C - High pressure electric metal vapor discharge tubes : de en
  • GB524097A - An improved filter and a process of manufacture thereof : en
  • AU282739A - Electric translating circuit : en
  • US2209642A - Calendar watch movement : en
  • US2209680A - Vertically slidable closure : en
  • CH210749A - Projection lantern, mainly but not exclusively for advertising. : en fr
  • US2209372A - Method of welding : en
  • US2209389A - Knife sharpening device : en
  • US2209709A - Method of making valves : en
  • US2209847A - Secondary emission device : en
  • US2209532A - Microscope : en
  • US2209455A - Driving and stopping mechanisms : en
  • US2209665A - Tube cap : en
  • US2209865A - Process of refining hydrocarbon oils : en
  • USD121737S - Design for a handbag : en
  • DE694351C - Device for cutting the sewing threads of book blocks stapled side by side in book stitching machines : de en
  • DE694328C - Method and arrangement for coarse synchronization of synchronous machines : de en
  • GB524138A - Improvements in manufacture of propeller blades : en
  • US2209807A - Drip pan for dough cutting machines : en
  • CA390377A - Thermionic tube circuit : en fr
  • CA390281A - Vehicle door lock safety device : en fr
  • CH210793A - Process for the preparation of a benzene sulfamide derivative. : de en
  • GB524243A - New or improved floor polisher : en
  • GB524009A - Improvements in or relating to pipe joints : en
  • US2209774A - Clutch coupling : en
  • US2209787A - Air conditioning system : en
  • US2209877A - Method of forming hollow articles from plastic material : en
  • DE694118C - Device for emulsifying liquids or mixtures of liquids with solid substances : de en
  • USD121718S - Design for a swivel joint : en
  • DE694558C - Arrangement for the acceleration of transmission processes in remote control and telecommunications equipment : de en
  • DE694568C - Gas-tight container made of metal, closed on all sides, for the packaging of sanitary materials, such as bandages or the like. : de en
  • US2209640A - Flush tank construction : en
  • US2209648A - Belt buckle : en
  • US2209717A - Recording and controlling system : en
  • USD121721S - Apparatus for threading sewing needles : en
  • DE694440C - Electrical switch, especially small self-locking : de en
  • DE694476C - Dobby for looms with cam drive for the lifting knife lever : de en
  • US2209361A - Brush holder mounting : en
  • US2209687A - Sheared silicon electrical steel sheet : en
  • CA390289A - Oil well rig : en fr
  • CA390391A - Alternating current rectifier : en fr
  • GR9123B - MANUFACTURING SYSTEM FOR CARBOHYDRATES AND LIMITS OF STEAM RAILWAYS. : el en
  • PL29130B1 - Denicotea Gesellschaft mit beschrankter Haftung, Cologne. Cigarette holder and filter insert to it. : en pl
  • US2209350A - Interchange device for automatic train pipe connectors : en
  • US2209421A - Governor : en
  • USD121670S - Design fob a wedge heel : en
  • US2209913A - Furnace : en
  • CA390404A - Circular loom : en fr
  • CH210773A - Process for the preparation of an oxyketone ester of the androstane series. : de en
  • PL29134B1 - : en pl
  • US2209412A - Machine for producing articles of molded plastic material : en
  • AU111102B2 - Improvements in centrifugal concentrators : en
  • CA390438A - Gas and liquid drying process : en fr
  • SU57545A1 - Automatic air sandbox : en ru
  • GR9139B - INSURANCE SOCKET FOR CONTAINERS. : el en
  • US2209429A - Hydraulic control for stoker motors : en
  • US2209595A - Liquid pressure braking system : en
  • AU111094B2 - Improvements in or relating to circuit interrupters : en
  • US2209396A - Repeater fuse switch : en
  • FR856673A - Improvements relating to insulated electrical conductors : en fr
  • GB524016A - Improvements in or relating to furnaces and the like : en
  • DE694478C - Device for displaying the roll gap in rolling mills : de en
  • US2209560A - Power distribution : en
  • US2209644A - Knob or the like : en
  • US2209327A - Communication system : en
  • US2209462A - Process for producing synthetic oil : en
  • CH210671A - Wire cladding, in particular for light, bell and telephone lines. : de en
  • DE694340C - Method of preserving food : de en
  • DE694570C - Device for sterilizing chambers : de en
  • USD121740S - Design for a clip or similar article : en
  • USD121686S - Combined sundial and bird-bath or other receptacle : en
  • CA390397A - Engine mounting : en fr
  • US2209464A - Lubricant : en
  • CA390379A - Picture reproduction : en fr
  • CA390409A - Olefine conversion into alcohol : en fr
  • GB524151A - Preparation of isophorones : en
  • GB524161A - Improvements in or relating to methods of preserving intestines : en
  • US2209423A - Clothes wringer : en
  • DE694387C - Stair runner bar with a hinged spreader bar : de en
  • US2209567A - Circuit breaker : en
  • US2209902A - Oil soluble acylated dye : en
  • CA390273A - Salve or ointment : en fr
  • US2209353A - Automatic circuit breaker assembly : en
  • CH210616A - Process for the manufacture of a metal plate having a network of crossed bands, and plate obtained by means of this process. : en fr
  • DE694362C - Ice tunnels for vehicle wheels with iron tires : de en
  • GB524128A - Improvements in and relating to bearings : en
  • CA390452A - Radial flow rotary machine bladed disc : en fr
  • CH210698A - Motor vehicle with a self-supporting closed body. : de en
  • GB524219A - Improvements in or relating to prepayment mechanism for electricity meters and the like : en
  • US2209447A - Milk straining unit : en
  • US2209735A - Gyroscope : en
  • FR856601A - Double movable drive hub : en fr
  • FR856710A - Control unit for ventilation systems in closed rooms, for example shelters for gas defense : en fr
  • GB524081A - Improvements in or relating to cycle wheel hubs : en
  • GB524179A - Improvements in or relating to cold forging machines : en
  • FR856635A - Improvements made to refrigerated cabinets : en fr
  • US2209393A - Stock quotation projection machine : en
  • US2209646A - Method of preventing the formation of gumlike products in oils : en
  • DE694305C - Apparatus for making bags : de en
  • DE694489C - Process for sealing leather goods with mustards : de en
  • GB524269A - A reversible fire and radiator : en
  • GB524302A - An improved extendible strut : en
  • FR856727A - System to avoid acoustic reactions in speech broadcasting installations : en fr
  • FR856647A - Orifice with vertical fixing and reinforcing surfaces, drilled in a closing plug receiving a tracer spout of colored lines on tiles : en fr
  • GB524265A - Improvements relating to holders for gardeners' labels : en
  • FR856667A - Process for the production of pure iron or iron alloys from ferrous materials : en fr
  • DK57828C - Keyboard for Matrix Set and Line Casting Machines. : da en
  • GB524113A - Magnesium alloy : en
  • GB524146A - Improvements in and relating to the manufacture of hollow articles by extrusion : en
  • US2209609A - Fisherman's hat : en
  • DE694316C - Axially loaded steam turbine with partially loaded high pressure wheel of large diameter : de en
  • DE694537C - Device for detecting leaks in gas pipes : de en
  • DK57841C - Lung Controlled Valve for Oxygen Breathing Devices. : da en
  • AU512639A - Improvements in and relating to regulating transformers : en
  • CA390341A - Water-soluble cellulose ether : en fr
  • CH210600A - Process for the preparation of a new water-soluble disazo dye. : de en
  • CH210752A - Process for preparing a sulfonic acid amide compound. : de en
  • DE694400C - Bell thermometer with mechanical bell mechanism : de en
  • US2209529A - Selecting device for knitting machines : en
  • AU111064B2 - Improvement in television video-frequency signal-translating system : en
  • CA390339A - Vulcanization accelerator : en fr
  • US2209793A - Cooking utensil : en
  • CH210757A - Process for the preparation of an oxyketone of the androsten series. : de en
  • DE694531C - Depth feed device on thread milling machines : de en
  • US2209349A - Leaf cutter for cigar machines : en
  • US2209711A - Piston ring grinding machine : en
  • CA390353A - Clutch : en fr
  • CH210761A - Process for the preparation of an oxyketone of the androstane series. : de en
  • US2209502A - Mold for and method of producing solid metallic balls : en
  • US2209683A - Halogenation of diketene : en
  • US2209729A - Game : en
  • FR856693A - New preparations for textile printing : en fr
  • GB524308A - A device for viewing panoramic pictures : en
  • CH210724A - Process for the preparation of a monoester of the androstene series. : de en
  • CH210630A - Electrostatic voltage indicator. : de en
  • AU240A - Improvements in or relating to highspeed tool steel : en
  • CH210703A - Device on bicycles, in particular those for racing purposes, for actuating cable brakes. : de en
  • DE694363C - Attachment of the guide claws to the return-moving gun barrels : de en
  • FR856689A - Improvements to AC circuits : en fr
  • GB524050A - Improvements in or relating to safety devices for machine tools : en
  • DK57830C - Television systems. : da en
  • CH210649A - Liquid pump, in particular injection pump for internal combustion engines, with a control slide valve and a venting device. : de en
  • DE694497C - Tester for determining the tear resistance of paper, cardboard or similar materials : de en
  • CH210776A - Process for the preparation of a new benzene sulfamide derivative. : de en
  • GB524159A - A tobacco pipe cleaning tool : en
  • DE694342C - Process for the photochemical reversal of photographic images on layer supports with lenticular screens by means of a second exposure : de en
  • GB524193A - Improvements in radio receivers comprising means for suppressing aperiodic disturbances : en
  • GB524140A - Improvements in or relating to electrical coupling devices : en
  • CH210582A - Knitting machine for the production of casings for rope-shaped bodies, in particular cables. : de en
  • CH210722A - Method for representing a connection of the adrenal cortex hormone series. : de en
  • US2209915A - Conveyer mechanism : en
  • CH210568A - Swing-out insulating door. : de en
  • CA390333A - Ice refrigerator : en fr
  • USD121719S - Combination steam table and pood service counter : en
  • DE694513C - Game figure for board games : de en
  • US2209308A - Grab iron construction for railway cars : en
  • US2209424A - Lifting implement : en
  • DE694540C - Iron mine support : de en
  • CH210688A - Device on telephone sets with microtelephones. : de en
  • US2209788A - Battery filling device : en
  • USD121717S - Guard member- for bicycle wheel hubs : en
  • US2209843A - Wagon tire tightening assembly : en
  • DE694394C - calibration : de en
  • US2209434A - Record controlled machine : en
  • US2209466A - Seal indicator for pumps : en
  • US2209440A - Lubricant composition : en
  • US2209575A - Foot operated signal switch : en
  • PL29131B1 - Device for aerating liquids. : en pl
  • US2209891A - Mulching ventilation system and apparatus : en
  • CH210763A - Process for the preparation of an oxyketone ester of the androsten series. : de en
  • AU111098B2 - Improvements in or relating to highspeed tool steel : en
  • CH210751A - AC switching device for the mutual exchange of energy between a multiphase AC system and a DC system. : de en
  • CH210658A - Method for operating a gas turbine plant. : de en
  • US2209333A - Method of producing rubberlike compositions from petroleum hydrocarbons : en
  • CA390342A - Hydraulic separator : en fr
  • CA390280A - Transmission hoist : en fr
  • CH210719A - Method for representing a connection of the adrenal cortex hormone series. : de en
  • US2209400A - Apparatus for the production of goods by centrifugal casting : en
  • US2209943A - Urea-formaldehyde molding composition and method of producing same : en
  • CA390355A - Friction clutch : en fr
  • FR856682A - Device for the operation of two-stroke multi-stage internal combustion engines : en fr
  • US2209863A - Airplane wing : en
  • US2209868A - Switch : en
  • DE694330C - Device for regulating the power consumption of electrical devices heated by electrodes : de en
  • USD121684S - Design for a textile fabric : en
  • GR9128B - FIRE FIGHTING AS A METHOD OF MAKING A LEG. : el en
  • GR9137B - SHOE SUFFER. : el en
  • US2209616A - Typewriter : en
  • DE694367C - Method for the transmission of signals, characters, commands by means of synchronously rotating devices in the transmitter and in the receiver : de en
  • DE694467C - Electrical system with over power transformers against voltage increase : de en
  • GB524090A - Manufacture of artificial fibres from protein material : en
  • CH210790A - Process for the preparation of a benzene sulfamide derivative. : de en
  • CH210664A - Steam power plant, the flow tube steam generator of which has a reheater. : de en
  • US2209771A - Cash register : en
  • CA390277A - Footwear : en fr
  • AU111093B2 - Improvement in electric timing system : en
  • CA390330A - Shock absorber : en fr
  • CH210608A - Process for the preparation of a new water-soluble dye of the anthraquinone series. : de en
  • CH210678A - Arrangement for indirectly forced commutation of converters. : de en
  • CH210638A - Dehydrator. : de en
  • CH210665A - Propeller steam tube boiler. : de en
  • AU111063B2 - Improvements inthe manufacture and granulation of superphosphate : en
  • CH210673A - Compressed air switch with electropneumatic control. : de en
  • US2209765A - Method of and means for marking lump materials : en
  • AU111100B2 - Improvements in joints for electrically welded spirally jointed pipes : en
  • CH210707A - A friction device for controlling the movements of ailerons, rudders, flaps, or other moving parts, in aircraft. : en fr
  • US2209433A - Piston drill guide block : en
  • USD121696S - Handkerchief or similar article : en
  • CH210681A - Process for the preparation of a therapeutically useful sulfo compound. : de en
  • DE694276C - Tobacco pipe with inserted tobacco container and fresh air supply : de en
  • CA390260A - Auxiliary accelerator pedal : en fr
  • PL29156B1 - A method of deposition on objects having surfaces subject to wear due to friction, e.g., rims of vehicle wheels, running on rails, lugs, wear-resistant, and an apparatus for carrying out the method. : en pl
  • DE694459C - Equipment on machines for sterile closure : de en
  • GB524240A - Improvements in or relating to cathodes for electron discharge devices : en
  • DE694422C - Process for the production of a product from potato starch which has the characteristic properties of corn and wheat starch : de en
  • FR856695A - Electrical installation used to produce voltage surges : en fr
  • GB524100A - Improvements in and relating to the attaching of collars and cuffs to shirts : en
  • FR856746A - Drawing paper : en fr
  • US2209810A - Protection of electric systems : en
  • USD121685S - Design for an airplane : en
  • CH210592A - Process for dewatering vegetable products, in which the drying gas, preferably air, is passed through the product to be preserved in a single direction of flow. : de en
  • DE694345C - Cube cutting machine, especially for bacon : de en
  • GB524247A - Edge trimmers or cutters for lawns and grass edges to paths and flower beds : en
  • PL29145B1 - Fried. Krupp Aktiengesellschaft, Essen. tJUO 3 "/ 36 _ C2Zc 39 / & An iron alloy for the production of permanent magnets. rai oJ * * : en pl
  • US2209718A - Pocket construction for trousers : en
  • DE694557C - Selector circuit, especially for remote control and telecommunication systems : de en
  • CA390329A - Shock absorber : en fr
  • US2209500A - Steering gear lubricant : en
  • US2209783A - Time recorder : en
  • US2209858A - Intermittent movement for display devices : en
  • CH210696A - Box with a lid, in particular made of paper. : de en
  • CH210760A - Process for the preparation of an oxyketone of the androstane series. : de en
  • US2209468A - Apparel apparatus : en
  • CH210617A - Process for manufacturing a reinforced metal screen and screen obtained by this process. : en fr
  • CH210732A - Process for the preparation of a new water-soluble disazo dye. : de en
  • PL29127B1 - : en pl
  • CH210653A - Gas turbine plant. : de en
  • CA390315A - Chlorohydrocarbon emulsion : en fr
  • USD121672S - Design fob a wedge heel : en
  • US2209425A - Shoe conveyer jack : en
  • US2209484A - Variable speed mechanism : en
  • US2209666A - Fire engine : en
  • AU111125B2 - Improvements relating to stone crushers and the like embodying crushing rollers : en
  • AU572339A - An improved coupling for use between tractor and trailer vehicles : en
  • CA390321A - Kerr cell : en fr
  • CH210646A - Central fuel pump. : de en
  • PL29158B1 - Tipping device for emptying trolleys with rising track and tipping in the same direction. : en pl
  • CH210607A - Process for the preparation of a nitrogen-containing 5.6.7.8-tetrahydroanthraquinone derivative. : de en
  • US2209449A - Container : en
  • US2209590A - Horizontal coking chamber end closure : en
  • AU111108B2 - Improved means for controlling the ignition circuit ofan automobile engine by oil pressure : en
  • CA390299A - Engine high tension ignition system : en fr
  • GB524095A - Improvements in or relating to amplitude and phase adjusting networks for alternating current : en
  • CH210772A - Process for the preparation of an oxyketone ester of the androstane series. : de en
  • CH210747A - Process for the production of a condensation product. : de en
  • GB524189A - Improvements in and relating to the extrusion of metal articles : en
  • AU329439A - Process and means for passing the yarn for -rotary spinning -and twisting members : en
  • CA390400A - Pump : en fr
  • USD121735S - Brooch or similar article : en
  • US2209547A - Insulated pipe : en
  • US2209647A - Rug dusting machine : en
  • US2209878A - Friction gearing : en
  • USD121689S - Combined display stand and bottles op perfume : en
  • AU530239A - Improvements in devices for use in making pipe joints : en
  • CA390265A - Carburetor fuel economizer : en fr
  • CA390359A - Pressed thermo-plastic material shape manufacture : en fr
  • DE694449C - Indirectly acting control device : de en
  • CH210718A - Method for representing a connection of the adrenal cortex hormone series. : de en
  • CA390287A - Roll rack : en fr
  • CH210623A - Ski binding. : de en
  • CA390408A - Clutch control mechanism : en fr
  • US2209668A - Device for viewing transparencies : en
  • US2209912A - Bootleg : en
  • CH210652A - Device for regulating the fuel supply in internal combustion engines. : de en
  • DE694308C - Roller press for the production of individual briquettes between a molding roller and an adjustable, stationary molding with molding channels : de en
  • DE694355C - Side tile : de en
  • DE694573C - Process for improving the hysteresis coefficient of magnetizable strips : de en
  • DK57829C - Plow body for snow plows. : da en
  • DK57849C - Insole. : da en
  • GB524254A - A device for ironing clothes and other fabrics : en
  • CH210721A - Method for representing a connection of the adrenal cortex hormone series. : de en
  • GB524262A - Improvements in impulse senders of the type used in telephone systems : en
  • CH210605A - Process for the preparation of a monoazo dye. : de en
  • DE694460C - Sharpener for double-edged safety razor blades : de en
  • GB524177A - Improvements in boxes or cartons : en
  • DE694586C - Tamping device for sliver disposal cans : de en
  • US2209307A - Surface finishing machine : en
  • US2209746A - Process of polymerizing butadienes : en
  • CA390407A - Pipe line painting apparatus : en fr
  • CH210706A - Carbon sanding bar with curved carbon piece and external fitting and method for producing the same. : de en
  • FR856694A - Improvements to tubular boilers : en fr
  • DE694365C - Procedure for testing armor materials : de en
  • GB524288A - Improvements in or relating to feed bottles for infants : en
  • CA390454A - Hide dehairing method : en fr
  • GB524104A - Fluid-pressure indicators : en
  • GR9134B - AIR FAN DIRECTOR. : el en
  • CH210587A - Machine for treating shoe soles. : de en
  • CH210768A - Process for the preparation of an oxyketone ester of the androsten series. : de en
  • CA390318A - Wool-like yarn : en fr
  • CA390375A - Sound recording system : en fr
  • DK57848C - Lock to Cabinet Doors. : da en
  • CH210725A - Process for the preparation of a monoester of the androstene series. : de en
  • US2209459A - Overrunning clutch : en
  • US2209681A - Electrolysis of ammonium chloride : en
  • DE694410C - Flue gas feed water preheater made of narrow finned tubes made of high-quality construction material : de en
  • GB524291A - Improvements in cardboard containers : en
  • GR9120B - AUTOMATIC HYDRO ENGINE. : el en
  • FR856711A - Non-deformable plate in particular for steam or gas turbines with radial feed : en fr
  • GB524303A - Improvements in photo-electric door-controlling apparatus and the like : en
  • US2209528A - Vehicle wheel suspension : en
  • GB524268A - Improvements in means for producing invisible radiation adapted to excite luminescent materials not integral with them : en
  • FR856742A - Improvements to neutrodyne assemblies : en fr
  • GB524162A - Improvements in or relating to the manufacture of gelatinous blasting explosives : en
  • DE694388C - Wood polishing machine : de en
  • DE694555C - Pneumatic piston drive for electrical switches, in particular compressed gas switches : de en
  • GB524256A - Improvements relating to containers for the transport and disposal of noxious materials : en
  • GB524263A - Improvements of means for lubricating bearings : en
  • DE694317C - Matrix setting and line casting machine, in which the force causing the driving in of the spatial wedges is adjustable : de en
  • FR856747A - Hair dryer : en fr
  • US2209509A - Process of making rubber thread : en
  • USD121677S - Design for a hot water tank : en
  • CA390322A - Radio artificial line : en fr
  • GB524147A - Improvements in or relating to photographic print drying apparatus : en
  • GB524143A - The operation of hinged structures by direct action upon the hinge : en
  • US2209549A - Amusement ride : en
  • US2209458A - Motor fuel : en
  • CH210594A - Process for the manufacture of a double carbide. : en fr
  • FR856724A - Device suitable for gasifiers : en fr
  • US2209417A - Stepless gear control : en
  • US2209840A - Apparatus for group package forming : en
  • CH210631A - Device for testing voltage transformers. : de en
  • US2209556A - Matrix setting and type-linecasting machine : en
  • DE694575C - Double seat valve, the valve disc of which can be pressed onto its seat in opposite directions : de en
  • DK57842C - Method of Making Gas Masks for Horses. : da en
  • GB524103A - An improved machine and process for crowning gear teeth : en
  • US2209719A - Telefacsimile method and apparatus : en
  • GB524214A - Process for the manufacture of artificial asbestos : en
  • US2209422A - Clothes wringer : en
  • CA390439A - Steam accumulator plant : en fr
  • DE694289C - Rifle Guard : de en
  • DE694360C - Multi-counting calculating and recording machine : de en
  • FR856654A - Keyboard for teleprinter : en fr
  • AU347739A - Improved variable speed power transmission mechanism : en
  • US2209305A - Fruit pitter : en
  • US2209643A - Method and means of forming brick and tile : en
  • US2209589A - Ball switch and bumper : en
  • US2209563A - Vehicle body construction : en
  • US2209879A - Rotating wing aircraft : en
  • SU57494A1 - Throttle valve : en ru
  • US2209651A - Shank for footwear : en
  • PL29125B1 - A method of obtaining a well-enhanced cubic structure of iron-nickel alloys, containing more than 30% nickel, with a slight dispersion of crystals on a fibrous substrate. : en pl
  • CA390334A - Alkali cellulose production : en fr
  • DE694313C - Device for the simultaneous production of several crystal plates : de en
  • USD121755S - Design for a coat : en
  • CH210654A - Gas turbine. : de en
  • US2209539A - Pressure gauge : en
  • GB524311A - Improvements in and relating to differential gearing : en
  • US2209588A - Intermittent film feed for motion picture projectors : en
  • FR856734A - Protective equipment against combat gases and particularly against blistering substances : en fr
  • DE694248C - Device for sending out impulses of current for the transmission of the various types of signals caused by several reporting points via an intermediate transmitter point jointly assigned to the reporting points to a receiving point : de en
  • DE694590C - Conveyor device : de en
  • FR856659A - Process for the preparation of deoxy-corticosterone, its salt ethers and its oxide ethers : en fr
  • FR856714A - Improvements in auxiliary machinery usable as transmission, as brake or the like : en fr
  • DE694490C - shelf : de en
  • DE694523C - and receiving arrangements : de en
  • DE694567C - Orthopedic shoe insole : de en
  • US2209540A - Pressure gauge adjusting device : en
  • US2209869A - Refrigeration apparatus : en
  • USD121754S - Handbag or similar article : en
  • GB524228A - Improvements in and relating to hinges, wind-screens and hinged windows : en
  • USD121725S - Design for an implement blade : en
  • DE694311C - Process for the production of water-insoluble azo dyes on the fiber : de en
  • DE694327C - Single-phase or multi-phase machine with square frame plates : de en
  • FR856696A - Improvements to television transmitting devices incorporating an electronic image explorer : en fr
  • GR9135B - PORTABLE FIRE EXTINGUISHER. : el en
  • GB524011A - Manufacture of derivatives of sulphanilamide of therapeutic value : en
  • GB524029A - A multi-chamber grinding mill : en
  • GB524129A - Improvements in and relating to elastic fluid turbine plants : en
  • US2209435A - Laminated safety glass : en
  • US2209703A - Coin controlled vending mechanism : en
  • US2209829A - Arc welding electrode : en
  • DE694361C - Materials protecting against warfare agents : de en
  • GB524075A - Improvements in apparatus for separating iron from foundry and casting-cleaning residues : en
  • GB524119A - Improvements in or relating to valves for blending or mixing hot and cold water : en
  • US2209331A - Roasting process : en
  • AU342839A - Improvements in or relating to electric water heaters : en
  • US2209897A - Aqueous solutions and a process of preparing them : en
  • CA390343A - Artificial wool : en fr
  • CH210639A - Elastic support of progressive increasing stiffness with the increases in the load it supports. : en fr
  • CH210549A - Process for the flotation of ores, coal, etc. : de en
  • DE694427C - Remote pointer system with a resistor as a transmitter and a cross-coil instrument as a receiver for direct and alternating current : de en
  • GB524180A - Improvements in internally expanding brakes : en
  • AU274039A - Remote control system for radio receivers and the like : en
  • CH210736A - Process for the preparation of an easily soluble acidic alizarin dye. : de en
  • CH210731A - Process for the preparation of an azo dye derivative. : de en
  • FR856692A - Method for manufacturing color lenticular arrays : en fr
  • CA390312A - Transformer tap changing apparatus : en fr
  • US2209450A - Process for producing hydrocarbons : en
  • AU331439A - Improvements in or relating to internal combustion engines : en
  • US2209614A - Dust counter : en
  • US2209471A - Means for winding yarn : en
  • USD121691S - Gnife and shears desk set support : en
  • CH210674A - Distance protection device for networks with automatic restart. : de en
  • DE694560C - Receiving device for pulses of different duration : de en
  • FR856610A - Quick weed cutter : en fr
  • CA390262A - Portable sign : en fr
  • CA390362A - Printing ink setting apparatus : en
  • GB524074A - Improvements in the treatment of china or other clays or clay substances for the removal of objectionable colouring matter contained therein : en
  • GB524196A - Eye-pieces and other transparent members : en
  • GB524061A - Improvements in induction type electric supply meters : en
  • CH210778A - Process for the preparation of a benzene sulfamide derivative. : de en
  • US2209516A - Method for production of artificially cultured buttermilk : en
  • USD121669S - Design for an autographic register casing : en
  • US2209890A - Combination sport and conventional shirt : en
  • US2209364A - Motor control system : en
  • US2209561A - Cement cooler : en
  • US2209727A - Locking mechanism for cabinet drawers : en
  • CA390384A - Circuit breaker : en fr
  • US2209557A - Casting mold holder for matrix setting and type-line casting machines : en
  • US2209582A - Optical film printing : en
  • US2209486A - Billfold : en
  • CH210672A - High-performance switch with switching chamber. : de en
  • AU231739A - Improvements relating to stone crushers and the like embodying crushing rollers : en
  • AU569739A - Improvements in and relating to refractory brick : en
  • CA390447A - Spinning drawing frame : en fr
  • SU57478A1 - Free-rotating Lathe Tool : en ru
  • US2209896A - Direction indicator : en
  • CH210699A - Motor vehicle. : de en
  • FR856681A - Automatic sprayer with detachable nozzle head : en fr
  • CH210606A - Process for the preparation of a triphenylmethane dye. : de en
  • PL29136B1 - Waldek & Wagner, Prague and Richard Fiirst, Wien. Rubber tube for rinsing guts under water. : en pl
  • US2209432A - Piston expander : en
  • US2209755A - Apparatus for measuring viscosity : en
  • USD121668S - Textile fabric : en
  • US2209383A - Process of waterproofing fabrics : en
  • USD121671S - Design for a wedge heel : en
  • CA390456A - Roller bearing : en fr
  • US2209580A - Wall structure : en
  • GB524026A - Improvements in and relating to dynamo electric machines : en
  • US2209900A - Denaturant : en
  • US2209379A - Clamping device : en
  • US2209716A - Method of preserving coated abrasives : en
  • US2209531A - Heating plant : en
  • CH210716A - Process for the preparation of a corticosterone ester. : de en
  • US2209945A - Insect trap : en
  • CA390350A - Photographic emulsion : en fr
  • CA390288A - Vegetable oil processing : en fr
  • GR9126B - TELEPHONE USE BUMPER. : el en
  • CH210642A - Friction gear with continuously variable translation. : de en
  • US2209597A - Apparatus for hand weaving : en
  • CA390268A - Shoe upper shaping and smoothing apparatus : en fr
  • DE686033C - Process for the production of stable solutions of bismuth salts in vegetable oils : de en
  • DE694210C - Procedure for blind landing of aircraft : de en
  • GB524173A - Improvements relating to sidescreens for use with open-type vehicles : en
  • CH210709A - Fabric blinds. : de en
  • CH210715A - Process for the preparation of a corticosterone ester. : de en
  • DE694392C - Stuffing box with metal packing : de en
  • CA390269A - Shoe upper treating apparatus : en fr
  • CH210573A - Device for opening canning jars, bottles, cans and the like. : de en
  • AU350939A - Improvements in spring catches for doors, drawers, andthe like : en
  • AU490539A - Grain pickup attachment for harvester threshers : en
  • GB524046A - Improvements in or relating to a method of and apparatus for controlling the supply of electrical power to a plurality of electrical loads : en
  • CA390323A - Radio receiver : en fr
  • CH210635A - Process for the production of beryllium alloys. : de en
  • CA390292A - Printing method : en fr
  • CA390433A - Aircraft rotating wing : en fr
  • AU513439A - Improvements in or relating to screens : en
  • US2209852A - Mechanical massage device : en
  • US2209884A - Friction clutch : en
  • AU278939A - Improvements in dough moulding machines : en
  • CH210586A - Frame strips for footwear. : de en
  • CH210717A - Method for representing a connection of the adrenal cortex hormone series. : de en
  • AU394839A - Improvements in or relating to circuit interrupters : en
  • US2209387A - Shoe : en
  • AU111078B2 - Improvements in or relating to electric water heaters : en
  • CH210680A - Multi-anode power converter with vapor or gas discharge path and arc-like discharge. : de en
  • DE694373C - Lid for pot embers : de en
  • CH210662A - Procedure and device for adjusting the speed of the motors using the action of speed and the action of acceleration simultaneously. : en it
  • US2209351A - Automatic circuit breaker : en
  • CH210625A - Parlor game. : en fr
  • CH210744A - Process for the production of an alkyd resin. : de en
  • DE694554C - Stop device for switching elements of electrical switchgear : de en
  • DE694588C - Can game : de en
  • GB524037A - Improvements in universal joints for joining rods or tubes : en
  • GR9129B - METHOD AND APPLIANCE TO IMPROVE THE STRENGTH OF METAL BARS. : el en
  • CA390387A - Refrigerator car : en fr
  • CH210656A - Gas turbine plant. : de en
  • GB524136A - Device for connecting pipe lines : en
  • GB524148A - Improvements in or relating to sewing machines : en
  • CA390372A - Olefine so2 complex decomposition product : en fr
  • CA390276A - Tobacco pipe stem : en fr
  • DE694582C - Filling device for cartridge magazines : de en
  • GB524260A - Trousers adapted to be supported from the wearer's waist : en
  • DE694279C - Device for advancing material bars in turning and turret jaws : de en
  • DE694424C - especially for bottles : de en
  • US2209474A - Whisky aging device : en
  • US2209919A - Process for the manufacture of upholstering material : en
  • FR856611A - Improvement in the so-called three brush generators : en fr
  • DE694221C - Aircraft piston internal combustion compressor : de en
  • DE694506C - Hydraulic door closer : de en
  • GB524209A - Improvements in and relating to apparatus for degasifying oil : en
  • US2209415A - Gear selecting mechanism : en
  • US2209944A - Method of measuring location of obstructions in deep wells : en
  • US2209460A - Heat generation for permanent waving of hair : en
  • DE694470C - Control device for water heater : de en
  • GB524226A - Improvements in or relating to supply circuits for cathode ray tubes : en
  • USD121664S - Design for a holy water font : en
  • FR856726A - Remote control system of a high frequency device by a control frequency : en fr
  • US2209649A - Oil burner : en
  • GB524099A - Improvements in and relating to vertical conveying means for plates, trays and the like : en
  • CA390368A - Game-goal : en fr
  • FR856731A - Process and apparatus for the production of water gas : en fr
  • US2209585A - Acid resisting enamel : en
  • CH210572A - Metal bottle for soda water. : de en
  • CH210661A - Control device on the engine. : de en
  • CH210694A - Electrically driven warning clock. : en fr
  • DE694348C - Sound generator equipped with a protective device for the transmission of overtaking signals between motor vehicles : de en
  • GB524059A - Improvements in or relating to sound-proof headpieces : en
  • US2209526A - Pressure sustaining padding : en
  • US2209553A - Door closer : en
  • DE694593C - Bucket chain excavator with plow clearers arranged at the end of the bucket channel, inevitably guided parallel to the horizontal excavator bottom : de en
  • DE694457C - Device for displaying the position of the steering wheels of motor vehicles : de en
  • CH210786A - Process for the preparation of a benzene sulfamide derivative. : de en
  • DE694533C - Device for controlling rockets, in particular rocket projectiles : de en
  • US2209587A - Ophthalmic lens : en
  • FR856650A - Graduated guide table with electromagnetic stops for cutting chain mortising machines : en fr
  • FR856668A - Indirect forced switching device for static current converters : en fr
  • GB524054A - Improvements in valve mechanism : en
  • GB524086A - Improvements in and relating to the production of hydroxy carboxylic esters : en
  • GB524171A - Process for the production of beryllium compounds which are free from fluorine : en
  • GR9136B - CARROT SEED DRINK DRINK. : el en
  • IE15954L - Curvilinear collar cloths : en
  • DE694571C - Stand device for setting up the foot when cleaning shoes : de en
  • DK57826C - Process for the Preparation of Δ4,5- or Δ1,2-Unsaturated Compounds of the Cyclopentanopolyhydrophenanthrene series. : da en
  • DK57850C - Saalrand milling machine. : da en
  • FR856701A - Tailored Capsule Improvements : en fr
  • AU338739A - Improvements in helically coiled welded seam metal pipes andin the process of manufacture thereof : en
  • US2209767A - Thermostat : en
  • US2209795A - Clasp brake arrangement : en
  • US2209374A - Governor : en
  • US2209654A - Mobile shield : en
  • US2209686A - Sheared electrical steel sheet : en
  • US2209811A - Magnetic core structure and method of assembling : en
  • US2209907A - Manufacture of pigments : en
  • GB524101A - Improvements in and relating to safety devices for use on machines : en
  • GB524236A - Improvements in apparatus and circuits for the control of railway track switches : en
  • CA390442A - Armoured concrete : en fr
  • DE694331C - Process for the preparation of water-insoluble disazo dyes : de en
  • DE694453C - Photographic focal plane shutter with two independently running curtains : de en
  • US2209626A - Radio apparatus : en
  • CH210670A - Device for recording power fluctuations in an energy distribution network. : de en
  • DE694595C - Installation on the bucket chain of bucket chain excavators : de en
  • GR9125B - VEHICLE MOVING THROUGH THE PAYMENT OF ENERGY IN FRONT OF ITS PASSENGERS. : el en
  • US2209357A - Cellulose ester compositions : en
  • US2209756A - Horizontal press roll assembly : en
  • CA390338A - Tire slitting machine : en fr
  • GB524141A - Selection controlling apparatus for telephone systems : en
  • DK57851C - Forming machine for the production of sheets of binders mixed with binders. : da en
  • DE694514C - Belt conveyor : de en
  • GR9130B - HYDRAULIC TORQUE TRANSFORMER (WANDLER). : el en
  • FR856738A - Aerial barrage supported against planes and its installation method : en fr
  • DE694211C - Arrangement for eliminating high-frequency disturbing vibrations on electrical machines : de en
  • PL29124B1 - Device for converting direct current into alternating current using a rocker switch and connected to a transformer. : en pl
  • CH210559A - Floor drain for drainage systems in houses. : de en
  • CH210644A - Device on carburetor engines to introduce additional air and oil vapors that collect in the crankcase as well as water vapors derived from the cooler into the fuel-air mixture. : de en
  • CA390328A - Shock absorber : en fr
  • DE694594C - Drive the bucket chain stars of excavators u. like : de en
  • US2209699A - Process for converting alcohol to : en
  • FR856636A - Towel mat in semi-flexible rubber links assembled by means of an internal reinforcement of metal cables : en fr
  • FR856652A - Method and apparatus for the manufacture, by compression, of glass bodies provided with current leads : en fr
  • GB524182A - Improvements in or relating to the cooling of internal combustion engines : en
  • CH210769A - Process for the preparation of an oxyketone ester of the androsten series. : de en
  • GB524035A - Improvements relating to sliding clasp fasteners : en
  • US2209329A - Internal combustion engine : en
  • US2209725A - Transition rail : en
  • DE694220C - Device for squeezing water out of fiber harpoon ropes : de en
  • AU509339A - Improvements in apparatus for receiving television : en
  • DE694572C - Lighting a theater : de en
  • US2209650A - Chair : en
  • USD121727S - Design for a textile fabric : en
  • PL29153B1 - A device for practice firing of any type of machine firearms, operating with compressed air. : en pl
  • US2209859A - Utility stool : en
  • US2209369A - Measuring and control apparatus : en
  • US2209933A - Wire connector : en
  • AU111074B2 - Remote control system : en
  • US2209744A - Japanese beetle insecticide : en
  • USD121683S - Design for a textile fabric : en
  • GB524131A - Improvements relating to soap holders : en
  • CA390361A - Printing ink drying apparatus : en fr
  • US2209826A - Protective system : en
  • DE694215C - Guide device for drawing pens : de en
  • GB524063A - Improvements in or relating to artificial spongy or cellular materials derived from polythene : en
  • GB524043A - Improvements in wall-boxes and junction-boxes for use in connection with electrical wiring conduits : en
  • US2209477A - Resilient motor mount : en
  • US2209493A - Centering point for lathes, grinding machines, and the like : en
  • USD121710S - Display stahd or similar articlk : en
  • CH210685A - Advanced mask for protection against gases and other harmful products. : en fr
  • DE694437C - Writer for Morse code and picture telegraph pulses : de en
  • US2209906A - Rotary hook : en
  • US2209385A - Power transmitting mechanism : en
  • USD121709S - Design for a display stand or similar article : en
  • US2209448A - Container : en
  • CH210669A - Device for freezing liquids. : de en
  • US2209832A - Electric heater : en
  • AU522939A - Improvements in or relating to two-stroke internal combustion engines operating with compression ignition : en
  • CA390335A - Alkali cellulose production : en fr
  • CH210684A - Device for the generation of compressed combustion gases. : de en
  • US2209413A - Die for forming sliders of separable fasteners : en
  • FR856685A - Process for preparing butane-polycarboxylic acids : en fr
  • DE694417C - Process for the simultaneous production of ammonia and hydrogen sulfide from tar- and cyanogen-free coal distillation gases : de en
  • US2209747A - Stereoscopic television : en
  • DE694431C - Method of making a fire lighter : de en
  • FR856743A - Fan-dust collector : en fr
  • GB524044A - Improvements in or relating to storage vessels of refrigerators : en
  • FR856618A - Improved process and machine for shaping felt hats : en fr
  • CH210660A - Method for regulating a machine group having a gas turbine and a compressor and a device used for its implementation. : de en
  • FR856697A - Rubber membrane or other : en fr
  • CH210710A - Device for hanging towels and the like. : de en
  • CH210758A - Process for the preparation of an oxyketone of the androsten series. : de en
  • US2209325A - Flexible coupling : en
  • US2209398A - Yarn tension device for knitting machines : en
  • US2209876A - Oil soluble esters of phenylthioarsonites : en
  • CH210624A - Skis with protective edges. : de en
  • AU335239A - Improved means for packing, storing and vending threads, yarn andthe like : en
  • US2209796A - Container : en
  • US2209828A - Thermal insulating article and assembly : en
  • PL29155B1 - Edward Walerjanczyk, Deblin. Coal-fired cooker-stove. : en pl
  • CA390374A - Sound recording system : en fr
  • DE694309C - Long gap sieve for vibrating sieving machines : de en
  • CA390259A - Anchorage in floors and walls : en fr
  • CA390411A - Electrical compensator : en fr
  • DE694456C - Steering device for two- or multi-axle road vehicles : de en
  • GB524137A - A process for the production of a nutrient or medicinal liquid from fresh grasses, clover or like herbage : en
  • GB524114A - Process for treating the sound track in multi-layer cinematograph film : en
  • DE694415C - Selector for telecommunication, especially telephone systems : de en
  • CA390390A - Coke oven : en fr
  • CA390429A - Bottle jacket : en fr
  • US2209592A - Vibration absorbing support : en
  • AU111092B2 - Improvements in and relating to electrical communication systems : en
  • CA390283A - Dispensing container cap : en fr
  • DE694407C - Process for increasing the performance of circulation evaporators : de en
  • FR856642A - Improvement in wrapping candy and the like : en fr
  • US2209404A - Apparatus for the manufacture of hollow and indented dry pressed ceramic ware : en
  • DE694556C - especially for higher loads : de en
  • US2209820A - Electrical condenser and method of manufacture : en
  • US2209839A - Thread control device : en
  • CA390416A - Fast dyeing method : en fr
  • US2209837A - Thermionic gaseous discharge rectifier : en
  • CH210755A - Process for preparing a sulfonic acid amide compound. : de en
  • US2209354A - Potash cartridge for oxygen respirators and lifesaving apparatus : en
  • USD121687S - Design for a garment pocket ironing device : en
  • US2209444A - Manufactures from dolomitic materials : en
  • DE694366C - instruments using a compensation process : de en
  • GB524118A - Improvements in or relating to tool spindle mounting assemblies for machine tools : en
  • GB524201A - Steel : en
  • GB524069A - Improvements in or relating to marked or printed laminated sheets and method of and apparatus for producing the same : en
  • CA390325A - Acetylenic alcohol : en fr
  • DE1489669U - : de en
  • CH210701A - Device with pneumatic tires, in particular for vehicle wheels. : en fr
  • US2209572A - Compression brazing for joining metal tubes : en
  • US2209731A - Weed destroyer : en
  • US2209773A - Cash register : en
  • US2209578A - Split oil seal and gasket : en
  • USD121720S - Design fob a ctjp ob similab abticije : en
  • GB524275A - Improvements in filing devices for documents and the like : en
  • USD121666S - Design for a punchboard display cabinet : en
  • DE694528C - Filter press : de en
  • AU282340A - Improvements in electrical wave filters : en
  • DE694383C - Electrode roller drive for seam welding machines : de en
  • DE694592C - Valve for the ventilation of containers for flammable liquids connected to a gas displacement line : de en
  • DK57832C - Radio receiver with noise-free Tuning. : da en
  • FR856688A - Manufacturing process of colored gelatin photographic layers : en fr
  • FR856666A - Improvements to hot and compressed gas auto-generators : en fr
  • USD121695S - Handkerchief or similar article : en
  • CH210750A - Rotary piston machine. : de en
  • FR856683A - Process for recovering the gas oil discharged with the exhaust gases coming from absorption installations for the production of gaseous hydrocarbons : en fr
  • CA390282A - Stove pipe anchor : en fr
  • CA390378A - Journal box closure : en fr
  • CH210626A - Securing on hand grenades. : de en
  • GB524166A - Improvements in enamelled wire : en
  • DE694421C - Combat storage pests : de en
  • US2209629A - Tacking strip : en
  • CA390422A - Chromable dyestuff : en fr
  • US2209685A - Silicon electrical steel sheet : en
  • DE694495C - Process for the production of metallic magnesium from oxidic magnesium compounds by reduction with coal : de en
  • PL29167B3 - Norddeutsche Kabelwerke Aktiengesellschaffc, Berlin-Neukólin. Electrical cable with air insulation, especially designed for the transmission of high-frequency currents. : en pl
  • GB524281A - Improvements in or relating to shaving brushes and other similar brushes : en
  • GB524181A - Improvements in and relating to seams for joining the ends of woven bands, particularly those consisting of woven metal : en
  • DE694368C - electric alarm systems : de en
  • FR856723A - New flat foot support with straightening and healing effect : en fr
  • DE694290C - Process for the treatment of water, especially for swimming pools : de en
  • GB524078A - Improvements in or relating to the manufacture of soles for shoes : en
  • GB524217A - Improvements in or relating to anti-halation layers for photographic material : en
  • GB524121A - Improvements in or relating to the setting of wet films of filmforming compositions,such as printing inks : en
  • DK57844C - Device for bicycle taillights with self-reflecting cat eye glasses. : da en
  • GB524053A - Hinge and pillar construction for vehicle doors : en
  • DE694565C - Process for the preparation of azine series nitro dyes : de en
  • GB524224A - Improvements in signal transmission systems : en
  • DE694346C - chine : de en
  • FR856661A - Television receiver : en fr
  • GB524025A - Improvements in and relating to electric lighting fittings : en
  • FR856736A - Process for the preparation of compounds of the pregnane series : en fr
  • GB524142A - Improvements in and relating to a process for the manufacture of silica gel : en
  • GB524023A - Improvements in or relating to paper-feed mechanism for typewriters or calculating and like machines : en
  • GB524192A - Improvements in or relating to impulse voltage installations : en
  • DE694526C - Lever earthing switch for metallic shielded antenna leads : de en
  • FR856750A - Weft feeler providing automatic stop for pick-pick looms and the like : en fr
  • DE694458C - Cover loaded with a spare wheel for the luggage space of motor vehicles : de en
  • DE693755C - Device for drying gases or gas mixtures, preferably those that are to be used as protective gas : de en
  • DE694535C - transmitting current : de en
  • USD121726S - Design for a brassiere or the like : en
  • CH210700A - Ski holder on motor vehicle. : de en
  • DE694480C - Process for processing raw materials containing tartaric acid : de en
  • US2209864A - Garment hanger : en
  • FR856649A - Hydraulic brake system for vehicles : en fr
  • CH210764A - Process for the preparation of an oxyketone ester of the androsten series. : de en
  • DE694559C - Arrangement for remote triggering of circuits : de en
  • DE694284C - Device for grinding inner cylinder surfaces : de en
  • DE694509C - Fastening device for flags that can be pulled up on flagpoles : de en
  • DK57834C - Radio reception switch with optical Tuning indicator. : da en
  • GB524124A - Thin linings of bearing metals : en
  • FR856678A - Electronic discharge devices : en fr
  • FR856704A - Device used to suppress unwanted images in stereoscopic projection : en fr
  • GR9142B - DOWNLOADING DIAKTYLINGS ON PHOTOGRAPHIC PAPER. : el en
  • DE694322C - Magnetrons : de en
  • US2209845A - Electrical apparatus : en
  • US2209861A - Spray : en
  • DE694529C - Headgear with sweatband : de en
  • US2209401A - Carburetor : en
  • DE694238C - Evaporator with vertical heating pipes : de en
  • DE691060C - Tower-like gas cleaner : de en
  • GB524298A - Improvements in and relating to electric wave amplifying systems : en
  • GB524048A - Improvements in or relating to the manufacture of sliding friction bearings : en
  • GB524077A - Improvements in or relating to indicating, recording or control apparatus : en
  • GB524307A - Improvements in and relating to brassieres : en
  • US2209696A - Pulverizer : en
  • FR856703A - Method for sensitizing silver halide emulsions, which contain dye formers : en fr
  • DE694439C - Method for compensating image distortions in the television transmission of moving image fields : de en
  • US2209612A - Labeling machine for containers : en
  • US2209664A - Recording of electrical impulses : en
  • GB524294A - Improvements in and relating to germ-proof closures for containers, such as bottles, cans, barrels or the like : en
  • GB524155A - Improvements in means for synchronising two or more power plants : en
  • GB524130A - An electrical detonation indicator for internal combustion engines : en
  • GR9127B - SYNTHETIC POLYMERS. : el en
  • FR856633A - Submarine crew rescue system : en fr
  • US2209785A - Cleansing fluid : en
  • CH210565A - Process for the production of heavy, highly reactive coke. : de en
  • GB524169A - Improvements in circuits for electric discharge devices : en
  • US2209777A - Telephone system : en
  • US2209606A - Nut-cracking machine : en
  • US2209697A - Clothespin : en
  • US2209886A - Inside control hood latch : en
  • USD121693S - Design for a desk : en
  • US2209770A - Electrolytic condenser : en
  • SU57460A1 - Self-unloading platform for ballasting in earthworks : en ru
  • USD121738S - Design fob a handbag : en
  • CA390298A - Measuring apparatus : en fr
  • CH210552A - Heat-insulating and sound-absorbing component, especially for the construction of doors, walls, furniture, cladding and the like. : de en
  • US2209317A - Purification of aromatic still residues : en
  • US2209386A - Mortar and pestle : en
  • US2209318A - Clip : en
  • CA390393A - Adjustable cam : en fr
  • CA390448A - Electro-deposition process of aluminum and alloys : en fr
  • DE694301C - Flat weft knitting machine : de en
  • US2209320A - Hobbyhorse : en
  • CH210576A - Textile product and process for its manufacture. : de en
  • US2209677A - Toaster or grill : en
  • US2209344A - Rock pulverizer : en
  • AU111087B2 - Improvements in and relating to refractory brick : en
  • CA390382A - Fluid control means : en fr
  • CH210723A - Process for the preparation of a monoester of the androstene series. : de en
  • US2209565A - Valve control : en
  • US2209700A - Liquid metering and cost computing apparatus : en
  • GB524252A - An improved manufacture of saturated aliphatic hydrocarbons boiling within the gasoline range : en
  • US2209352A - Automatic circuit breaker : en
  • US2209623A - Manufacture of high speed steels : en
  • DE694469C - n curtains : de en
  • FR856644A - Glass demijohn packaging : en fr
  • GB524205A - Improvements in or relating to hair-waving clips for water waving : en
  • FR856671A - Improvement in elastic wheels : en fr
  • GB524167A - Improvements in or relating to mounting arrangements for piezo electric crystals : en
  • GB524297A - Improvements in or relating to quick action coupling or engaging devices : en
  • USD121701S - Wire top for key chains or the like : en
  • US2209823A - Fuse : en
  • US2209882A - Pressure-casting apparatus : en
  • US2209925A - Piston ring : en
  • DE694438C - Procedure for Morse code over high-voltage networks with the aid of only brief voltage reduction pulses : de en
  • GB524134A - Improvements in and relating to stage and like scenery : en
  • CA390358A - Printing plate clamp : en fr
  • US2209315A - Method of canning : en
  • USRE21521E - Process for catalytic reaction : en
  • AU111110B2 - Improvements in or relating to wave transmission systems : en
  • CH210566A - Wood-saving combustion. : de en
  • CA390352A - Vehicle spring suspension : en fr
  • DE694515C - Conveyor chain drive : de en
  • DE694544C - Process for cementing surface-active compounds : de en
  • DE694408C - Method of storing and shipping bromine in solid form in metal containers : de en
  • US2209667A - Control of transmission in two-way signaling systems : en
  • US2209366A - Method and apparatus for feeding and distributing sludgy materials : en
  • US2209310A - Therapeutic table : en
  • DE694241C - Mercury low-pressure tubes with a basic gas filling consisting of a neon-argon mixture : de en
  • AU111097B2 - Improved means for covering bargeboards in building construction : en
  • CA390347A - Olefine hydrating process : en fr
  • DK57837C - Time-adjustable mechanical Trigger. : da en
  • DE694596C - Central multi-way control for piston-operated shut-off devices for opening and closing the various pipelines of water treatment systems : de en
  • GB524279A - Improvements in and relating to the preparation of catalysts and their use in the polymerisation of hydrocarbons : en
  • GB524015A - Improvements in electromagnetically-operated selecting switches : en
  • USD121678S - Design fob a container cap : en
  • US2209411A - Article sorting apparatus : en
  • DE694553C - A wall or ceiling strip consisting of a weakly resilient molded insulating material for fastening the cable clamps for electrical cables : de en
  • GB524195A - Improvements in or relating to ganged-condenser systems : en
  • US2209437A - Railway traffic controlling apparatus : en
  • FR856676A - Liquid sprayer, cold running : en fr
  • GB524310A - Improvements in high explosive shells, bombs and the like : en
  • DE694446C - Device for controlling several sample drums on double-cylinder circular knitting machines : de en
  • GB524316A - Improvements in or relating to wire-drawing machines : en
  • GB524117A - Improvements in or relating to engine control means : en
  • US2209521A - Manifolding : en
  • CA390308A - Resinous composition and product : en fr
  • US2209834A - Phonograph record resurfacing machine : en
  • US2209485A - Apparatus for determining the velocity of a target, especially aircraft : en
  • GB524227A - Improvements in and relating to pre-cast products : en
  • CH210601A - Process for the preparation of a substantive trisazo dye. : de en
  • CH210657A - Gas turbine plant. : de en
  • FR856739A - Improvements made to the cockpits of aerodynes, in particular those of fighter planes : en fr
  • CA390373A - Polymeric product : en fr
  • CA390457A - Porous metal bearing composition : en fr
  • DE694396C - Toggle press : de en
  • GB524111A - Improvements relating to the screening of internal combustion engine ignition systems for prevention of radio interference : en
  • USD121682S - Design for a textile fabric : en
  • US2209469A - Operating control mechanism for milling machines : en
  • CH210553A - Door support and guide device. : en fr
  • US2209330A - Signal controlled variable impedance for suppressing static : en
  • US2209610A - Blower control : en
  • US2209929A - Electrographic system and apparatus : en
  • GB524309A - Improvements relating to vertical retorts for the distillation of carbonaceous materials : en
  • GB524070A - Improvements in or relating to composite products : en
  • DE691208C - Adding and subtracting machine : de en
  • US2209321A - Means for facilitating the starting of internal combustion engines for motor vehicles using a fuel injection pump : en
  • US2209470A - Furring construction : en
  • CH210588A - Machine for applying adhesive to workpieces, in particular to shoe bottoms. : de en
  • DE694600C - Gas heating burner : de en
  • US2209808A - Lamp socket : en
  • CA390458A - Fibrous vegetable material processing : en fr
  • AU111070B2 - Improvements in or relating to lubricants : en
  • AU111103B2 - Improvements in dough moulding machines : en
  • US2209390A - Transformer system : en
  • USD121736S - Design for a handbag : en
  • US2209362A - End-bell cover for dynamo-electric machines : en
  • CA390394A - Compressor shut-off valve : en fr
  • CH210581A - Hosiery. : de en
  • CH210637A - Method and device for dressing grinding worms for grinding involute gears according to the screw generating process. : de en
  • PL29152B1 - The method of threading yarns in the form of cross cops. : en pl
  • US2209619A - Cable tool drill : en
  • USD121690S - Knife and shears desk set support : en
  • CH210765A - Process for the preparation of an oxyketone ester of the androsten series. : de en
  • AU111071B2 - An improved coupling for use between tractor and trailer vehicles : en
  • US2209870A - Getter tab for vacuum tubes : en
  • US2209334A - Salient-pole rotor member for dynamo-electric machines : en
  • GB524052A - Improvements in or relating to water tube boilers with superheaters : en
  • GB524185A - Improvements in trench mortars adapted to fire projectiles having their propellent charge housed in a cartridge case connected to the projectile : en
  • AU111076B2 - Automatic gain control system : en
  • CA390426A - Dyestuff of the anthraquinone series : en fr
  • CH210726A - Process for the preparation of a monoester of the androstene series. : de en
  • US2209527A - Protective system : en
  • US2209658A - Steam superheater : en
  • CA390424A - Engine carbureter : en fr
  • CH210675A - Carrier current device for the transmission of high-frequency selective protection signals. : de en
  • US2209544A - Cleaning device : en
  • US2209894A - Method of and means for terminating electric cables : en
  • AU111075B2 - Signal amplitude limiting circuit : en
  • US2209348A - Patch severing and applying mechanism : en
  • US2209836A - Phonograph record resurfacing machine : en
  • CH210794A - Process for the preparation of a benzene sulfamide derivative. : de en
  • CH210557A - Device for making briquettes from waste paper. : de en
  • CH210659A - Method and device for the regulation of machine groups, which contain in series connected and mechanically independent turbines. : de en
  • DE694461C - Exchange pen with through in longitudinal slots. the jacket sleeve guided push buttons forwards and backwards pushable lead holders : de en
  • DE694518C - Acceleration-free and overload-proof attacks or the like. : de en
  • USD121714S - Design for a hat : en
  • DE694226C - Variable pitch propeller with automatically adjustable blade pitch : de en
  • US2209501A - Swaging machine : en
  • US2209814A - Electrical connector : en
  • USD121711S - Display stand or similar article : en
  • US2209363A - Ventilation system : en
  • US2209453A - Strip severing device : en
  • DK57839C - Vending machine for Goods in Boxes. : da en
  • DE694530C - Device for the detection of defects in workpieces, especially in weld seams : de en
  • DE694538C - Sealing of the contact points between the concentrically arranged pressure and suction nozzles on welding torches : de en
  • GB524210A - Improvements in and relating to wall anchors for furnace structures : en
  • DE694372C - Writing device for producing printed letters : de en
  • US2209802A - Synchronized spring clock : en
  • FR856663A - Safety for bolt : en fr
  • GB524108A - Improvements in moisture-proofing : en
  • GB524299A - Improvements in the regulation of fuel injection pumps for internal combustion engines : en
  • GB524066A - Improvements in or relating to filters : en
  • US2209360A - Nonrun fabric and method of making the same : en
  • AU111111B2 - Improvements in helically coiled welded seam metal pipes andin the process of manufacture thereof : en
  • US2209410A - Electric circuit for burners : en
  • US2209903A - Phenolketone-formaldehyde resinous condensation product : en
  • US2209904A - Process of refining soybean oil : en
  • CH210554A - Glass object. : en fr
  • CH210770A - Process for the preparation of an oxyketone ester of the androstane series. : de en
  • CA390313A - High voltage circuit interrupter : en fr
  • CA390255A - Car wheel : en fr
  • DE694504C - Bilge device for ships : de en
  • CH210780A - Process for the preparation of a benzene sulfamide derivative. : de en
  • CA390326A - Petroleum oil extraction : en fr
  • DE678398C - Device for generating a medium flow force, in particular on aircraft : de en
  • FR856623A - Improvements to motor tractors with trailer forming an articulated unit : en fr
  • CA390445A - Laminated glass manufacture : en fr
  • CH210571A - Grill plate for electric stoves. : de en
  • US2209323A - Apparatus for producing fog streams : en
  • US2209543A - Apparatus for subjective examination of blood : en
  • US2209734A - Electrical apparatus : en
  • CA390423A - Tree-protector : en fr
  • CH210734A - Process for the preparation of the sulfuric acid ester of 1- -oxypropylamino-4-ss-oxyäthylaminoanthraquinone. : de en
  • CA390304A - Air conditioning system : en fr
  • CA390349A - Earth scraper : en fr
  • US2209688A - Decorating machine : en
  • AU274139A - Remote control system : en
  • AU111085B2 - Improvements in or relating to two-stroke internal combustion engines operating with compression ignition : en
  • US2209791A - Manikin : en
  • DE694405C - Cable feed for mobile excavators, stackers, cranes and similar heavy equipment : de en
  • CH210655A - Axial internal combustion turbine. : de en
  • CH210745A - Process for the production of a condensation product. : de en
  • DE685297C - Adjustable dental cuspidor : de en
  • CA390303A - Electric discharge lamp : en fr
  • US2209312A - Ground working implement : en
  • US2209728A - Glaremeter : en
  • US2209899A - Manufacture of pigments : en
  • GB524032A - Improvements in or relating to aerodynamic means for braking aircraft : en
  • CH210781A - Process for the preparation of a new benzene sulfamide derivative. : de en
  • USD121742S - Design for a clip or similar article : en
  • DE694370C - Process for the conversion of organic substances capable of forming aqueous dispersions : de en
  • US2209733A - Door check : en
  • US2209599A - Switch mechanism for motor vehicle signals : en
  • GB524034A - Improvements in apparatus for automatically regulating the consistency of a fluid mixture which it is desired to keep at a constant density : en
  • GB524051A - Improvements in or relating to impregnated or coated products composed or inorganic artificial textile fibres particularly for electrical insulation : en
  • GB524284A - Improvements in devices for quenching incendiary bombs : en
  • CH210743A - Process for the production of magnesium phthalocyanine. : de en
  • GB524280A - Improvements in the control of aircraft : en
  • CA390410A - Refrigerating apparatus : en fr
  • PL29150B1 - Georg Heinrich Schieferstein, Berlin. Bark breech. : en pl
  • US2209881A - Rail-clamp chock : en
  • GB524021A - Improvements in or relating to crystallisation processes and apparatus : en
  • GR9140B - PERFECTIONS IN THE MANUFACTURE OF PERMANENT MAGNETS. : el en
  • AU6340A - Improvements in or relating to mechanical stokers : en
  • CA390401A - Hand brake operating device : en fr
  • CH210620A - Photographic optically sensitized material provided with at least one halogen silver emulsion layer and process for the preparation thereof. : de en
  • CA390306A - Air conditioning system : en fr
  • DE694472C - Process for the manufacture of upholstery cushions used for cushioning sensitive goods : de en
  • US2209754A - Self-set magnesium carbonate composition and method of effecting setting thereof : en
  • AU111065B2 - Grain pickup attachment for harvester threshers : en
  • US2209905A - Weed killing composition : en
  • US2209921A - Windshield cleaner motor : en
  • DE694444C - Process for the preparation of acidic indolyldiphenylmethane dyes : de en
  • FR856679A - Electrical communications system : en fr
  • US2209583A - Thermostatically controlled switch : en
  • GB524122A - Improvements in or relating to water level indicators : en
  • US2209693A - Cover operating means for receptacles : en
  • ES144623A1 - A vault furnace heated by gas. : en es
  • AU111073B2 - Remote control system for radio receivers and the like : en
  • DE694375C - Fine regulator control for electrically operated vehicles with alternating current : de en
  • DE694292C - Process for the production of lubricating oils : de en
  • GB524036A - Improvements in or relating to cylinders of internal combustion engines : en
  • CA390336A - Hydrant breakable connection : en fr
  • CA390441A - Pure cellulose production : en fr
  • US2209613A - Decomposition of organic matter : en
  • US2209520A - Cloth marking apparatus : en
  • US2209342A - Selective photographing system : en
  • US2209790A - Return bend coupling : en
  • US2209538A - Means and method for producing cams : en
  • DE694338C - Double-sided one-way clutch : de en
  • DE694404C - Machine for the production of bundles from groups of rod-shaped objects, such as pillar strings : de en
  • DE694468C - Electrode salt bath furnace : de en
  • DE694534C - Current operated horn : de en
  • US2209319A - Automatic circuit breaker : en
  • US2209568A - Shutter control for blinds : en
  • US2209617A - Pumping mechanism : en
  • US2209491A - Valve for rock drills : en
  • US2209496A - Automatic compression control for engines : en
  • US2209584A - Lay indicator for wire rope machines : en
  • DE694336C - Waste oil renewal system : de en
  • AU388239A - Improvement in electric timing system : en
  • US2209822A - Puff iron : en
  • AU411839A - Improvements in applying indicia and/or devices to plastic type materials : en
  • CA390307A - Air conditioning system : en fr
  • CH210567A - Fireplace grid. : en fr
  • CH210679A - Differential switching relay. : de en
  • CA390316A - Rubber softening method : en fr
  • CH210603A - Process for the preparation of a water-insoluble azo dye. : de en
  • US2209778A - Decorative covering for flowerpots and the like : en
  • AU111058B2 - Improved apparatus for generating and purifying charcoal gas for employment in internal combustion engines : en
  • CH210614A - Process for the production of moldings. : de en
  • CH210791A - Process for the preparation of a benzene sulfamide derivative. : de en
  • USD121731S - Design for a pin clip : en
  • CA390264A - Loader : en fr
  • CH210738A - Process for the production of a sulfur dye. : de en
  • DE694552C - Procedure for determining the chronological sequence of telegraphic characters for dual-stream operation : de en
  • US2209359A - Toy crane : en
  • US2209316A - Purification of still residue : en
  • US2209916A - Conveyer mechanism : en
  • DE694524C - Procedure for determining the location using a rotating radio beacon : de en
  • GB524215A - Safety device relating to the reversal mechanism of an internal combustion engine : en
  • CH210739A - Process for the production of a sulfur dye. : de en
  • US2209336A - Sewing machine gear-lubricating system : en
  • USD121667S - Design for a stretcher for doilies : en
  • CH210561A - Self-locking lock. : en fr
  • GB524157A - Improvements in or relating to self-locking nuts : en
  • PL29171B1 - A method of automatic weighing with the use of mechanical scales and a device for performing this method. : en pl
  • US2209684A - Electrical steel sheet : en
  • CH210599A - Process for the preparation of an acidic triphenylmethane dye. : de en
  • US2209345A - Sterilization of liquids : en
  • US2209515A - Electrode for glass melting furnace : en
  • CH210604A - Process for the preparation of an azo dye. : de en
  • CH210611A - Process for the production of a nitrogen-containing, alkali and acid-resistant plastic that can be easily dyed with acidic wool dyes. : de en
  • CH210714A - Process for the preparation of a corticosterone ester. : de en
  • US2209518A - Method of supporting aerial cable : en
  • US2209546A - Condenser : en
  • US2209860A - Device for discouraging thumb sucking : en
  • DE694337C - Process for producing a spinnable fiber : de en
  • GB524259A - Improvements in or relating to apparatus for washing floors and like surfaces : en
  • CH210589A - Process for preserving cream. : de en
  • CH210591A - Slicer with a disk conveyor and a co-operating rake. : de en
  • FR856716A - Hydrocarbon alkylation improvements : en fr
  • GB524109A - Improvements in and relating to transmission systems for automobiles : en
  • GB524163A - Improvements in or relating to the oxidation of unsaturated fatty acids : en
  • US2209397A - Valve : en
  • CA390286A - Lignite production : en fr
  • DE694432C - Method and device for the extraction and processing of peat to machine sod : de en
  • DE694385C - Machine for the production of tablet glasses : de en
  • US2209409A - Time recorder : en
  • FR856624A - Circular knitting machines refinements : en fr
  • GB524176A - Improvements in or relating to the combustion of pulverized fuel : en
  • GB524073A - Improvements in radio circuit arrangements employing potential-variable capacity devices : en
  • DE694450C - Agent for destroying unwanted vegetation : de en
  • GB524087A - Improvements in photographic emulsions suitable for producing direct positives : en
  • DE694569C - Process for the production of warm packs to be mixed with hot water : de en
  • FR856684A - Concrete reinforcement process : en fr
  • GB524207A - Improvements in or relating to apparatus for filling bottles and like containers : en
  • GB524091A - Improvements in or relating to control apparatus for the manoeuvring valves of steam ngines : en
  • GB524110A - Electromagnetically operated device for the rhythmic control of electric circuits : en
  • GB524249A - Casement windows and the like : en
  • DE694412C - : de en
  • GB524126A - Improved process and apparatus for working glass bodies : en
  • GB524301A - A humidifying device : en
  • US2209625A - Hay loader : en
  • US2209309A - Lawn mower : en
  • FR856719A - Improvements to sound dampening devices in steam safety valves : en fr
  • FR856639A - Polyphase reactance coil for adjusting the power of consuming devices by means of direct current premagnetization : en fr
  • GB524105A - Improvements in tables and like articles of furniture : en
  • GB524125A - Therapeutic preparations and process for making same : en
  • FR856721A - Trawl and its float : en fr
  • GB524212A - Improvements in and relating to electric motor control systems : en
  • DE694435C - Process for the simultaneous extraction of clay, sulfur dioxide and cement : de en
  • DE694451C - Propulsion device of an aircraft : de en
  • GB524194A - Improvements in or relating to ganged-condenser systems : en
  • GB524093A - Improvements in or relating to method and means for feeding and registering sheets : en
  • US2209841A - Multiple down-spinning apparatus : en
  • FR856608A - Percolator : en fr
  • FR856729A - Process for the desulfurization of alkyl phenols : en fr
  • FR856645A - Frame superstructure, connected to the main frame, for combine harvesters : en fr
  • GB524216A - Device for automatically transferring sound record discs from the turntable of a reproducing apparatus to a magazine : en
  • FR856691A - Manufacturing process of titanium pigments : en fr
  • ES144365A1 - Spark plug of constant temperature and automatically adjustable, for internal combustion and explosion engines, with metallic sodium or other metal alloy at a low melting point in continuous circulation. : en es
  • DE694374C - Process for the continuous operation of a single-channel rotary hearth furnace provided with a glow and heat exchange zone : de en
  • DE694445C - Thread feeder for circular knitting machines u. like : de en
  • DE694418C - Method and device for the production of staple fibers from synthetic fiber strips : de en
  • DE694465C - Process for the production of a draftable, continuous sliver from staple fiber sections : de en
  • DE694507C - Hair clipper : de en
  • US2209740A - Retaining dog for cotton gin presses : en
  • DE694312C - Process for printing textile fabrics with Kuepen or sulfur dyes : de en
  • CH210687A - Circuit arrangement for telegraph systems. : de en
  • US2209478A - Combination farm implement : en
  • US2209768A - Thermostat : en
  • US2209586A - Manifolding process and master sheet therefor : en
  • CH210627A - Clinical thermometer. : de en
  • DE694580C - Gripper anti-slip device for twin tires : de en
  • FR856634A - Improvements in the manufacture of motor fuels : en fr
  • CA390291A - Hose coupling : en fr
  • CH210708A - Mobile provided with at least one propellant device. : en fr
  • US2209775A - Air conditioning method and apparatus : en
  • GB524057A - Improvements in or relating to telegraphic transmitters : en
  • CA390261A - Wall surfacing : en fr
  • CA390380A - Scaffold : en fr
  • PL29161B1 - Fried. Krupp Aktiengesellschaffc, Essen. Tool made of a sintered mixture of powdered materials. : en pl
  • US2209392A - Truck base for load-lifting machinery : en
  • GB524285A - Improvements in and relating to magnetic cores for transformers and like magnetic induction apparatus : en
  • US2209494A - Register : en
  • DE694242C - Anti-foaming agent for glues and adhesives : de en
  • DK57847C - Method and apparatus for forming a liquid jet intended for grinding surfaces with abrasive particles. : da en
  • GB524139A - Improvements in wooden frame trusses of buildings : en
  • US2209769A - Germicide : en
  • US2209819A - Electric discharge apparatus : en
  • AU111156B2 - Improved variable speed power transmission mechanism : en
  • GB524273A - Improvements in or relating to the colouration of artificial materials : en
  • GB524290A - Process of producing protective coatings on magnesium and magnesium-base alloys : en
  • US2209430A - Storage container : en
  • US2209604A - Cooling device : en
  • US2209786A - Cupola type furnace construction : en
  • US2209454A - Germicide : en
  • US2209764A - Determination of percentage of alcohol in water-alcohol solutions : en
  • USRE21519E - Vacuum cleaner muffler : en
  • CH210705A - Connection of a cross member to the side wall of the car body in lightweight vehicles. : de en
  • GB524304A - Improvements relating to shutters or screens for sky-lights or roof-lights : en
  • US2209797A - Coat : en
  • US2209577A - Centrifugal fluid-treating apparatus : en
  • US2209660A - Apparatus for driving piles without noise and vibration : en
  • US2209892A - Closing tool : en
  • GB524017A - Improvements in bearings for gyroscopic instruments : en
  • GB524055A - Improvements in fluid operated pumps : en
  • DE694310C - Process for the production of oxidation stains as stain : de en
  • CA390300A - Fuel injection pump : en fr
  • GB524158A - A process for the manufacture of soluble dry products containing a concentrated extract of tea, mate, medicinal herb tea, cocoa, chicory, coffee substitutes and other similar products containing highly volatile aromatic substances : en
  • DE694521C - Method for controlling a steam power plant : de en
  • DE694574C - Magneto : de en
  • US2209780A - Direction of turn signal device : en
  • USD121746S - Design for a handbag : en
  • FR856741A - Process of thermal insulation and protection against bomb bursts, tanks : en fr
  • US2209368A - Eddy current relay : en
  • DE694202C - Device to eliminate the cracking noises caused by atmospheric and similar disturbances in receivers : de en
  • DE694389C - Haulm removal device on potato harvesters consisting of a pair of belts and scrapers : de en
  • GB524107A - Improvement in domestic hot-water boilers : en
  • GB524300A - An improved hinge structure : en
  • US2209376A - Cuff : en
  • US2209465A - Physical culture and exercising device : en
  • AU111062B2 - Improvement in automatic amplification and black level control for television receivers : en
  • US2209541A - Modulation system : en
  • US2209566A - Regulating apparatus : en
  • US2209328A - Method of treating concentrated milk products : en
  • US2209854A - Universal joint : en
  • USD121716S - Herold bicycle hub : en
  • US2209941A - Temperature control system : en
  • GB524079A - Improvements in mincing machines : en
  • US2209672A - Arrow : en
  • DE694303C - Device for measuring vibrations : de en
  • US2209335A - Collector ring for dynamo-electric machines : en
  • US2209559A - Vacuum type mixer : en
  • US2209760A - Suction press roll assembly : en
  • PL29165B1 - Norddeutsche Kabelwerke Aktiengesellschaft, Beriin-Neukoiin. Electric cable with air insulation. : en pl
  • DE694390C - Device for adjusting the knife stroke change on mounted vehicles : de en
  • GR9138B - VEHICLE RENOVATION SYSTEM. : el en
  • FR856621A - Improvements to yeast manufacturing processes : en fr
  • GB524133A - Improvements in or relating to cinematograph cameras : en
  • GR9122B - AUTOMATIC INDICATION INDICATOR OF TINOS BODY HEATER AND SPECIAL BEARINGS FOR ADJUSTING IT. : el en
  • US2209377A - Machine for operating on shoe soles : en
  • US2209574A - Door lock : en
  • US2209794A - Tobacco pipe : en
  • FR856604A - Improvements to smoking pipes : en fr
  • US2209324A - Duct heating system : en
  • CA390365A - Electric lantern : en fr
  • CH210580A - Equipment for the production of patterned goods on knitting, warp knitting and similar machines. : de en
  • CH210792A - Process for the preparation of a benzene sulfamide derivative. : de en
  • AU381439A - An improved race starting barrier : en
  • DK57840C - Apparatus for Pressure Injection of Fuel into Combustion Power Machines. : da en
  • US2209451A - Acoustic cement : en
  • PL29168B1 - : en pl
  • US2209503A - Trimmer guard : en
  • US2209910A - Pressure measuring or indicating instrument : en
  • USD121749S - Design fob a suit ensemble : en
  • CH210690A - Circuit with compensation device, especially for direct current relays. : de en
  • DE694547C - Steam water drain with a float-controlled drainage device and a safety valve : de en
  • US2209782A - Internal combustion engine : en
  • US2209934A - Process for producing 7-dehydrosteroid compounds : en
  • CA390320A - Radio remote control arrangement : en fr
  • CH210677A - Cathode ray tube with ion barrier. : de en
  • US2209659A - Door mounting and hinge construction : en
  • GB524231A - Compressed air or motive gas plant : en
  • AU111086B2 - Improvements in devices for use in making pipe joints : en
  • CA390449A - Gas turbine : en fr
  • FR856628A - Cellulose manufacturing process : en fr
  • US2209304A - Composition for increasing the thermal emissivity of a surface and its combination with a surface : en
  • US2209420A - Chute for silos : en
  • US2209737A - Pulley : en
  • US2209523A - Apparatus for producing electric sparks for use in spectrum analysis : en
  • US2209535A - Reproduction of records : en
  • US2209813A - Antenna system : en
  • US2209456A - Slipstitching machine : en
  • CA390285A - Collapsible dispensing capsule : en fr
  • US2209488A - Side frame and journal box : en
  • US2209757A - Felt arrangement for horizontal press roll assemblies : en
  • CA390332A - Aircraft landing wheel mounting : en fr
  • DE694485C - Pressure switch with an insulating body that holds the fixed contacts and envelops the movable contacts : de en
  • DE694550C - consecutive car bodies : de en
  • CA390383A - Oil well treating process : en fr
  • DE694314C - Device for growing crystals from solutions : de en
  • GB524072A - A new or improved method of and means for testing by comparison metals and other heat and electricity conducting materials : en
  • GB524197A - Improvements in or relating to controlling brassieres : en
  • DE694216C - Printing device with type wheels for machines controlled by registration cards or registration strips : de en
  • DE694587C - Auxiliary device on skis to facilitate the ascent and descent : de en
  • GB524221A - Improvements relating to elevators and conveyors : en
  • US2209426A - Speed control apparatus : en
  • US2209812A - Device for polishing shoes : en
  • CH210634A - Synchronous clock with reserve movement. : de en
  • DE694598C - Tie holder : de en
  • CH210563A - Hinge. : de en
  • GB524106A - Improvements in or relating to shutters, doors and the like : en
  • GB524178A - Method and means for making endless bands or belts : en
  • US2209558A - Magnetic clamping appliance : en
  • AU111077B2 - Method and apparatus for the generation of gas : en
  • CA390294A - Can body making machine : en fr
  • DE694464C - Receiving device for the summation of simultaneously transmitted measured quantities : de en
  • US2209395A - Signaling system : en
  • US2209427A - Musical instrument for playing bugle calls : en
  • GB524064A - Improvements in respirator eye-pieces and other transparent window-closures : en
  • US2209883A - Remote control system : en
  • GB524083A - Improvements relating to driving devices for electrically propelled vehicles : en
  • FR856737A - Improvements to electric cables : en fr
  • GB524149A - An improved method and mechanism for finishing flat surfaces : en
  • GB524190A - Improvements in or relating to valves : en
  • GB524030A - Improvements in or relating to self-feeding mops : en
  • FR856656A - Rest mat : en fr
  • GB524246A - Improvements in or relating to the purification of resins by distillation : en
  • US2209766A - Counting and measuring dispenser for bottles : en
  • DE694318C - Switching process to achieve a smooth transition from regenerative braking to resistance braking in electric traction vehicles with compound motors : de en
  • DE694436C - Arrangement of the coolers for the engines of rail cars : de en
  • DK57836C - Disinfection and Preservation Procedure. : da en
  • FR856662A - Method of pretreatment of casein mixtures with a view to their subsequent compression in press molds and apparatus for carrying out this process : en fr
  • US2209524A - Night sighting device for firearms : en
  • USD121733S - Design for a textile fabric : en
  • FR856698A - Combined comb and curler device : en fr
  • DE694402C - height measurement according to the echo sounder method : de en
  • AU434539A - Improvements in or relating tothe electrical precipitation of suspended particles froma stream of gas : en
  • US2209407A - Strip punching machine : en
  • PL29170B1 - The method of the timing of the hydraulic pedal, combined with the wheel transmission and the pedal, thus distributed. [toothache, ' : en pl
  • US2209322A - Resin recovery : en
  • US2209489A - Trailer brake : en
  • US2209726A - Irrigation tile making machine : en
  • DE694576C - Fire protection device for motion picture projector : de en
  • US2209723A - Centrifugal machine : en
  • USD121747S - Design for a handbag : en
  • USD121732S - Design for a bracelet : en
  • CA390284A - Building element metal connection : en fr
  • US2209571A - Wall sealing : en
  • US2209818A - Control system for electric valve apparatus : en
  • US2209512A - Pbinting tabulator : en
  • US2209715A - Method of preserving coated abrasives : en
  • US2209373A - Apparatus for welding : en
  • US2209772A - Brake : en
  • US2209439A - Television apparatus : en
  • CA390351A - Sprinkler frangible bulb : en fr
  • US2209514A - Wall construction : en
  • US2209611A - Circuit breaker : en
  • CA390354A - Friction clutch : en fr
  • DE694428C - Circuit arrangement for signal systems, in particular fire alarm systems : de en
  • FR856603A - Electric filters : en fr
  • CA390435A - Fire extinguishing foam producing device : en fr
  • FR856629A - New container for transporting liquids : en fr
  • DK57846C - Screw blade. : da en
  • US2209824A - Mechanism for processing meat products : en
  • CA390309A - Electron discharge device cathode : en fr
  • USD121753S - Design for a handbag or similar article : en
  • CH210636A - Process for cutting straight and helical teeth and device for its implementation. : en fr
  • US2209591A - Well drilling fluid : en
  • DE694294C - Process for cleaning protein fission products obtained from tanned leather waste : de en
  • US2209517A - Changeable exhibitor : en
  • US2209901A - Method of making siftproof bags : en
  • DE694542C - Transfer device between the extraction or loading machine and the main conveyor : de en
  • US2209446A - Weather strip : en
  • US2209508A - Sled : en
  • US2209833A - Phonograph record shaving machine : en
  • DE694341C - Reversal process without a second exposure : de en
  • DE694406C - Process to increase the wetting ability of mercerising liquors : de en
  • CA390370A - Vehicle wheel : en fr
  • PL29135B1 - The method of obtaining plates of artificial horn, provided with patterns of different color. : en pl
  • US2209908A - Contact mass for use in the catalytic vapor phase oxidation of organic compounds : en
  • US2209632A - Releasing overload spring : en
  • US2209637A - Apparatus for electric induction welding and heating : en
  • CH210564A - Hinge on folding sash. : de en
  • CH210692A - Image display device. : de en
  • CA390402A - Coke oven door : en fr
  • CH210691A - Arrangement for image decomposition at the transmitter. : de en
  • US2209707A - Powder dispenser : en
  • US2209898A - Manifolding machine : en
  • US2209920A - Apparatus for preventing corrosion : en
  • US2209940A - Method for self-lacquering thermoplastic materials : en
  • US2209657A - Display carton : en
  • AU111109B2 - Improvements in or relating to the attachment of bottom-partions to shoes : en
  • CH210629A - Device for measuring the direct current flowing in a line. : de en
  • CH210759A - Process for the preparation of an oxyketone of the androstane series. : de en
  • CH210676A - Protective device for portable electrical machines, such as hand drills or the like. : de en
  • PL29126B1 - Hey4 Hey4 Hey4 : en pl
  • CA390263A - Portable sign : en fr
  • US2209730A - Concrete block and building brick : en
  • USD121663S - Supporting tqwsr for wind charging units : en
  • US2209712A - Method of treating aluminum : en
  • CH210641A - Adjustable maximum flow valve. : en fr
  • AU332839A - Improvements in centrifugal concentrators : en
  • CA390389A - Internal combustion engine : en fr
  • CA390450A - Paper tube making machine : en fr
  • CH210602A - Process for the preparation of a monoazo dye. : de en
  • DE694350C - Synchronous clock with striking mechanism : de en
  • DE694324C - Switch for radio equipment : de en
  • FR856715A - Cash register : en fr
  • FR856733A - Electric motor with manifolds for household appliances : en fr
  • AU111072B2 - Improvements in pouring nozzles : en
  • US2209634A - Detergent and emulsifying agent : en
  • US2209346A - Controlling reaction temperatures : en
  • US2209628A - Indicator gauge attachment : en
  • US2209704A - Shingle : en
  • US2209355A - Venetian blind and slat therefor : en
  • CH210667A - Plate heat exchanger. : de en
  • US2209326A - Facsimile telegraph system : en
  • US2209745A - Spinning device : en
  • US2209816A - Oven panel : en
  • US2209942A - Control system : en
  • CH210727A - Process for the preparation of a monoester of the androstene series. : de en
  • US2209530A - Method of coating and decorating metals : en
  • US2209311A - Method of making insulation and like structures : en
  • US2209779A - Therapeutic apparatus : en
  • US2209438A - Railway switch controlling apparatus : en
  • US2209936A - Glassware mold : en
  • US2209332A - Hydraulic keel bender indicator : en
  • US2209656A - Vibrator : en
  • GB524208A - Improvements in frames for use in spraying operations upon hides, skins, leather andthe like : en
  • FR856735A - Azo dyes and process for the preparation thereof : en fr
  • GB524282A - Improvements in or relating to spools for photographic roll films : en
  • GB524306A - Improvements in and relating to electric hot plates : en
  • SU57424A1 - Oscilloscope or other recording device camera : en ru
  • GB524289A - Process of recovering phosphorus from phosphorus sludges : en
  • US2209739A - Method of shaping tubes : en
  • CA390432A - Aircraft wing rotor : en fr
  • US2209661A - Cooling, drying, and reheating compressed air : en
  • US2209789A - Mirror for lipsticks and the like : en
  • DE694285C - Lock for rotating sash : de en
  • CA390388A - Wire-severing mechanism : en fr
  • DE694280C - Device for receiving and copying together several partial images to be combined into raster stereograms : de en
  • CA390446A - Drop-dispensing bottle : en fr
  • CA390360A - Printing ink drying apparatus : en fr
  • CH210575A - Process for obtaining, starting from hemp, a product similar to hydrophilic cotton and not intended for the textile industry. : en fr
  • CH210615A - Process for the production of artificial rubber. : de en
  • US2209627A - Well device and operating means therefor : en
  • DE694549C - Promotion of plant growth : de en
  • FR856730A - Oligodynamic filter : en fr
  • GB524199A - Improvements in variable stroke radial pumps : en
  • GB524276A - Improvements relating to filing devices for documents and the like : en
  • CH210619A - Paper cart switchgear on typewriters. : de en
  • CH210775A - Process for the preparation of a new benzene sulfamide derivative. : de en
  • CH210682A - Process for the production of adenosine. : de en
  • CH210729A - Process for the preparation of a monoester of the androstane series. : de en
  • US2209467A - Radio transmitter antenna reel : en
  • US2209483A - Method and means for finishing recesses : en
  • US2209748A - Method of separating the constituents of gaseous mixtures : en
  • US2209431A - Humidifier for mechanical refrigerators : en
  • US2209490A - Method of making skates : en
  • USD121752S - Design for a handbag or similar article : en
  • CA390274A - Rifle : en fr
  • PL29128B1 - Ernst Flohr & Co G. m. B. H., Berlin. : en pl
  • FR856632A - Engine, compressor, or steam engine, etc., with rotary cylinders and pistons : en fr
  • GB524184A - Pipe cleaner : en
  • US2209893A - Welding apparatus : en
  • USD121688S - Combined display stand and bottles op perfume : en
  • AU561539A - Improved means for covering bargeboards in building construction : en
  • US2209694A - Recovery of solids from buttermilk : en
  • US2209825A - Structure for absorbing sound : en
  • AU568839A - Improvements in or relating to lubricants : en
  • USD121734S - Design for a pin clip : en
  • CA390295A - Golf club : en fr
  • GB524191A - Improvements relating to the manufacture of textile fabrics. and particularly textile articles of wearing apparel : en
  • CH210753A - Process for preparing a sulfonic acid amide compound. : de en
  • CH210785A - Process for the preparation of a benzene sulfamide derivative. : de en
  • CH210754A - Process for preparing a sulfonic acid amide compound. : de en
  • US2209895A - Electric cable : en
  • US2209403A - Rubber sheathing and method of applying same : en
  • US2209867A - Machine tool : en
  • US2209505A - Apparatus for surfacing plate glass : en
  • FR856643A - Improvements to mechanisms for wrapping candy and the like : en fr
  • GB524255A - A new aluminium alloy : en
  • DE694419C - Process for the production of artificial fibers such as rayon, staple fiber and the like. like : de en
  • US2209481A - Melting, converting, and refining metals : en
  • US2209713A - Abm for handling drop center tires : en
  • CA390267A - Engine injector nozzle : en fr
  • GB524058A - Improvements relating to conveyors and elevators : en
  • AU174139A - Improvements in and relating tothe cuffs of shirts : en
  • USD121712S - Design for a combined microphone and display casing : en
  • US2209480A - Valve actuating mechanism : en
  • US2209855A - Universal joint : en
  • US2209635A - Mop holder : en
  • US2209676A - Reinforcing return bend : en
  • AU111105B2 - Improvements in or relating to electrical remote control systems : en
  • CH210577A - Elastic thread. : en fr
  • CA390443A - Amide-like condensation product : en fr
  • CA390275A - Cigarette extractor : en fr
  • CA390418A - Diesel oil : en fr
  • DE694300C - Switching device for rectifier with delayed activation of the anode circuit : de en
  • DE694326C - fuses : de en
  • DE694409C - Process for the production of neutral alkali sulphates from sulphate solutions containing sulfuric acid : de en
  • DE694493C - Ship crane : de en
  • FR856728A - Process for removing acidic components from hydrocarbon distillates : en fr
  • FR856717A - Improvements to vehicle chassis : en fr
  • CA390278A - Mineral jig : en fr
  • GB524295A - Improvements in educational and recreative appliances : en
  • CA390395A - Communication system : en fr
  • CA390344A - Artificial wool : en fr
  • US2209343A - Hydraulic brake : en
  • DE694298C - Circuit arrangement for independently operated telephones with group dialers : de en
  • DE694386C - Tunnel furnace for cooling hollow glassware : de en
  • USD121673S - Design fob a combined refrigerating and dispensing cabinet : en
  • US2209622A - High speed steel : en
  • CA390301A - Engine starter gearing : en fr
  • CH210596A - Process for the preparation of a mixture of acetone and butyl alcohol. : de en
  • PL29139B1 - Ringhoffer - Tatra- Werke A. G., Prague. A caterpillar chain for motor vehicles, provided with teeth engaging the road surface. : en pl
  • CH210628A - Double cathode ray oscilloscope. : de en
  • AU111088B2 - Improvements in or relating to mechanical stokers : en
  • US2209461A - Vending machine : en
  • USRE21520E - Hard metal alloy : en
  • CH210632A - Polarizing filter. : de en
  • CH210712A - Process for the preparation of a corticosterone ester. : de en
  • DE694500C - Seal for ball joints : de en
  • US2209602A - Method of and apparatus for rapid sand filtration : en
  • FR856665A - Combined automatic and serve control system applying to the same receiver : en fr
  • DE694541C - Cap shoe : de en
  • CA390396A - Engine mounting : en fr
  • US2209473A - Silencing and antisiphoning device : en
  • US2209381A - Dental casting apparatus : en
  • US2209702A - Switch : en
  • CA390455A - Annular disc manufacture : en fr
  • US2209875A - Flag and banner holder : en
  • CH210774A - Process for the preparation of an oxyketone ester of the androstane series. : de en
  • US2209662A - Method of supporting aerial cables : en
  • USD121680S - Design for a brassiere or similar article : en
  • CH210689A - Telecommunications exchange system with voter operation. : de en
  • CA390271A - Adjustable golf club head : en fr
  • CA390331A - Aircraft landing wheel mounting : en fr
  • CA390357A - Vehicle steering linkage : en fr
  • CH210595A - Process for the production of lead dioxide. : de en
  • DE694591C - Scraper conveyor : de en
  • AU111101B2 - Improvements in or relating to internal combustion engines : en
  • CA390398A - Railway car door : en fr
  • CH210783A - Process for the preparation of a benzene sulfamide derivative. : de en
  • US2209922A - Studio couch : en
  • US2209663A - Container : en
  • USD121699S - Combined lamp and attachment clamp : en
  • US2209479A - Valve actuating mechanism : en
  • US2209504A - Staff tip : en
  • US2209487A - Water softening apparatus : en
  • US2209391A - Controlling device for condensers : en
  • US2209552A - Spike : en
  • US2209603A - Shock strut : en
  • US2209914A - Self-impregnating pad : en
  • US2209416A - Method of making container caps : en
  • AU111104B2 - Electric translating circuit : en
  • CH210609A - Process for the preparation of a water-soluble dye. : de en
  • CA390310A - Electric discharge device : en fr
  • CH210733A - Process for the preparation of the sulfuric acid ester of 1-ß-oxyethylamino-4-methylaminoanthraquinone. : de en
  • US2209851A - Tool for applying seal caps : en
  • CH210767A - Process for the preparation of an oxyketone ester of the androsten series. : de en
  • CA390440A - Measuring or surveying instrument : en fr
  • CA390305A - Air conditioning system : en fr
  • US2209803A - Split rim : en
  • US2209618A - Preparing bulk material and apparatus therefor : en
  • DE694377C - Pantographs of rail-less catenary vehicles : de en
  • US2209408A - Protective nail covering : en
  • US2209909A - Welded metal structure : en
  • USRE21518E - Venetian shade : en
  • CA390428A - Air conditioning apparatus : en fr
  • CH210590A - Device for cleaning the flash grates of semolina cleaning machines. : de en
  • CH210618A - Storage of the forme cylinder in rotogravure printing machines. : de en
  • US2209525A - Burial vault construction : en
  • US2209655A - Multicylinder steam engine : en
  • US2209736A - V-belt clutch pulley : en
  • GB524056A - Improvements in plastic composition : en
  • USD121708S - Design for an insole for a shoe : en
  • CA390324A - Refrigerating apparatus : en fr
  • DE694447C - Infusion bags made of filter paper : de en
  • PL29141B1 - J> 63> J> 1 / z, Company J. M. Voith, Heidenheim. A paddle wheel with paddles that oscillate when rotated about their own axes, approximately parallel to the axis of the wheel. : en pl
  • US2209371A - Machine for applying cord to trim panels : en
  • CH210612A - Process for the production of elastic sealing compounds. : de en
  • CA390437A - Magnesium and alloy manufacture : en fr
  • CA390348A - Film and thread forming process : en fr
  • US2209564A - Metallic building block : en
  • US2209569A - Interchangeable pencil : en
  • DE694321C - Ultra-short wave vibration generator with a tube with two electrode systems with a common cathode : de en
  • FR856686A - Motor vehicle with central tube chassis : en fr
  • GB524318A - Clip devices for use in waving or curling hair : en
  • DE694563C - Electrode for electrical discharge vessels : de en
  • FR856690A - Electrical control device for railway vehicles powered from a single-phase AC power line : en fr
  • GB524237A - The manufacture of cement, alkali metal aluminate and sulphur dioxide : en
  • GB524082A - Improvements in or relating to suction cleaners : en
  • DE694508C - Receiving device for sound waves that are used for UEbfahrzeugen : de en
  • GB524233A - Improved method of and means for securing electrical contact pins to thermionic valve sockets : en
  • DK57843C - Electric Indicator for Motor Vehicles. : da en
  • FR856749A - auto release comb sheath : en fr
  • GB524165A - Improvements in or relating to windscreen wiper blades : en
  • DE694297C - Circuit arrangement for main stations in telephone substations : de en
  • DE694347C - Receiver for pulses of different lengths : de en
  • GB524062A - Improvements in or relating to heat-radiating elements for gas fires : en
  • DE694517C - Diverting station for conveyor chains working in bulk : de en
  • CH210748A - Process for the production of a condensation product. : de en
  • PL29132B1 - Waldek & Wagner, Prague and Richard Ftirst, Vienna. Device for washing guts under water. : en pl
  • FR856748A - Improvements to umbrellas, parasols and the like : en fr
  • GB524213A - Improvements in and relating to vulcanizers : en
  • DE694566C - Manufacture of leather : de en
  • GB524186A - Improvements in and relating to methods and apparatus for equalizing the variations in pressure of gases at high temperature : en
  • GB524188A - Improvements in table heaters for meals : en
  • AU111265B2 - Improvements in gas cookers : en
  • GB524019A - Improvements in or relating to the manufacture of pneumatic tyres : en
  • GB524223A - Improvements in or relating to railway signal and/or points control systems : en
  • GB524115A - Improvements in or relating to winches, capstans and the like : en
  • GB524238A - Improvements in or relating to metal closures for containers : en
  • GB524319A - Improvements in and relating to quinine solutions : en
  • PL29147B1 - The method of manufacturing the material for footwear toecap, visors for caps, etc. : en pl
  • FR856660A - Improvements made to metal containers : en fr
  • GB524203A - Improvements in and relating to resilient supports : en
  • GR9119B - COLD WATER PRODUCTION AND METHOD. : el en
  • GB524232A - Improvements relating to the treatment of cement raw materials and the like : en
  • GB524312A - Improvements in or relating to the manufacture of yeast : en
  • US2209751A - Cutting tool : en
  • CA390451A - Anti-glare device for vehicles, etc. : en fr
  • US2209652A - Irrigation pump : en
  • CA390430A - Paper-cellulose or wood pulp purification : en fr
  • CH210560A - Combination lock. : de en
  • DE694397C - Suspension of hammocks : de en
  • DK57852C - Distribution duct for a system for venting piled up or stacked material. : da en
  • FR856616A - Low oil volume circuit breaker : en fr
  • DE694527C - Device for securing tooth straightening arches, jaw splints or the like on toothed rings by means of a resilient loop formed from the ends of the straightening arch that can be plugged in : de en
  • US2209630A - Gripper : en
  • US2209937A - Glassware mold : en
  • AU342239A - Improvements in and relating to electrical communication systems : en
  • GB524024A - Improvements in high-pressure metal-vapour electric discharge lamps : en
  • DE694259C - Device for wireless reception : de en
  • US2209443A - Liquid fuel burner : en
  • US2209848A - Automatic circuit breaker : en
  • GB524145A - Improvements in shirts : en
  • CH210550A - Auxiliary device for the fruit harvest. : de en
  • US2209710A - Road material mixing machine : en
  • USD121698S - Design for a spectacle fkame : en
  • AU111082B2 - Improvements in or relating tothe electrical precipitation of suspended particles froma stream of gas : en
  • US2209367A - Shaft coupling : en
  • DE694304C - Drive toothing for calculating machines arranged displaceably on a carrier : de en
  • DE694466C - Device for preventing fluttering of the guide vanes of centrifugal machines : de en
  • US2209573A - Drawing mechanism for spinning frames and the like : en
  • US2209939A - Automatically controlled gravity oiler : en
  • DE694277C - Protective device for hand tools that run out in tips or cutting edges : de en
  • GB524060A - Improved selector valve for automatically controlled hydraulically operated change-speed gears : en
  • DE694315C - Liquid filter : de en
  • FR856622A - Grinding mechanism, in particular for machines for grinding or polishing involute teeth : en fr
  • GB524244A - An improved method and means for separating the sections of tubular sectional masts or poles : en
  • DE694323C - Oscillating circuit, consisting of a fixed capacity and two sub-coils arranged to be movable against each other : de en
  • US2209792A - Molding machine : en
  • US2209554A - Centrifugal separator : en
  • US2209631A - Binder tensioning tool : en
  • CA390297A - Pressure operated electric switch : en fr
  • PL29143B1 - A method of producing a stretchable synthetic fiber strip obtained from a strand consisting of continuous fibers by pulling. : en pl
  • AU178439A - Improvements in joints for electrically welded spirally jointed pipes : en
  • DE694543C - Protective wall composed of plates for the recovery of mountains : de en
  • FR856609A - Method and apparatus for the manufacture of hollow bodies by immersion : en fr
  • GB524313A - Improvements in or relating to welding screens, vizors, goggles or the like : en
  • GB524258A - Improvements in and relating to resilient supports : en
  • CH210795A - Equipment on road vehicles and aircraft with internal combustion engines to prevent the windshields from fogging up and icing up using hot air. : de en
  • US2209645A - Electric mercury switch : en
  • DE694278C - Drive device for the work spindle, automatic single-spindle swivel : de en
  • DE694352C - Process for the production of colorless phosphoric acid : de en
  • GB524241A - Improvements in grinding machines : en
  • DE694282C - Gas pump : de en
  • CA390356A - Multiple window pane : en fr
  • US2209798A - Electrostatic fractionator : en
  • GB524020A - Improvements in or relating to ram operated tipping vehicles : en
  • CA390385A - Invertase separation : en fr
  • DE694150C - Process for producing finely divided metals : de en
  • AU111068B2 - Improvements relating to telephone systems : en
  • US2209698A - Motion picture apparatus : en
  • GB524027A - Gearing for converting rotary motion into oscillating motion : en
  • AU397339A - Improvement in television video-frequency signal-translating system : en
  • DE694288C - Centrifugal mold for the production of hollow bodies from hydraulic binders and mineral fibers : de en
  • DE694503C - Device for mooring ships : de en
  • GB524045A - Improvements in or relating to refrigeration apparatus : en
  • GB524278A - Improvements in and relating to the manufacture of modified polymerized esters of methacrylic acid : en
  • US2209753A - Magnesium carbonate composition and method of preparation : en
  • US2209761A - Process and apparatus for drying webs : en
  • US2209784A - Brake bleeding device : en
  • FR856707A - Electric welding process, particularly of thin sheets, and device for its realization : en fr
  • GB524235A - Improvements in or relating to windscreen wiper blades : en
  • DE694356C - Device on veneer peeling machines to prevent the workpiece from sagging using counter-pressure rollers that automatically follow the peeling knife movement : de en
  • DE694423C - Respiratory protection filter with several detachable individual filters connected in series : de en
  • GB524293A - Improvements in hair dye preparations and in the manufacture thereof : en
  • GB524132A - Preparation of uscharidine : en
  • DE694251C - Device for the production of collector's books that are unequipped : de en
  • DE694334C - Process for the production of sulfur dyes : de en
  • DE694551C - Display device with remote-controlled rolling boards : de en
  • US2209338A - Sewing-machine gear-lubricating system : en
  • GB524257A - Improvements in and relating to the washing of plates, dishes and the like : en
  • DE694335C - Manufacture of yellow antimony pigments : de en
  • US2209405A - Preparation of soles for attachment to shoes : en
  • US2209339A - Variable flow dust collector : en
  • CH210578A - Method and device for winding threads on bobbins. : de en
  • AU6840A - Improvements in pouring nozzles : en
  • DE694471C - g of plain bearings : de en
  • DE694333C - Process for the production of sulfur dyes : de en
  • PL29148B1 - Adam Johannes ter Linden, Delft. ~ 3> &> ^ r ^ 'Centrifugal dust separator. : en pl
  • US2209670A - Speed and cutoff indicator for locomotives : en
  • US2209838A - Coat lining : en
  • US2209932A - Resistance line welding control : en
  • US2209399A - Tank roof : en
  • CA390366A - Pregnancy antigen : en fr
  • CH210593A - Process and system for impregnating liquids. : de en
  • US2209675A - Fractionating tower : en
  • US2209781A - Lady's beauty box : en
  • US2209888A - Dredge : en
  • US2209347A - Envelope making machine : en
  • US2209759A - Absorbent press roll assembly : en
  • CA390363A - Textile fabric decorating method : en fr
  • CH210784A - Process for the preparation of a benzene sulfamide derivative. : de en
  • DE694498C - Matchbox container with matchboxes arranged one above the other in a shaft : de en
  • DE694349C - Heat buoyancy game with bodies circling around an axis and provided with sloping surfaces : de en
  • GB524084A - Improvements in or relating to methods of or apparatus for performing trimming operations on toe-end portions of shoe uppers : en
  • FR856646A - Mout pumping system by compressed carbonic acid emulsion : en fr
  • FR856670A - Process for producing sulfonic acids : en fr
  • DE694286C - storage knife for aircraft : de en
  • DE694501C - Safety driver for turning bars : de en
  • USD121674S - Design for a dress : en
  • CH210702A - Electric bicycle lights. : de en
  • GB524248A - Improvements in or relating to the production of alloys : en
  • US2209507A - Synchronizing generator : en
  • AU336939A - Improvements in or relating to wave transmission systems : en
  • CA390311A - Metal radio tube : en fr
  • US2209853A - Rotary brush : en
  • CH210562A - Connection joint for pull cable. : de en
  • US2209542A - Crankshaft construction : en
  • PL29140B1 - A method of casting non-ferrous alloys and a device for carrying out this method. : en pl
  • CA390257A - Sheet metal cutting machine : en fr
  • DE694577C - Device for speed control of the drive motor : de en
  • US2209762A - Insulated enclosure : en
  • US2209639A - Camera diaphragm : en
  • US2209724A - Razor blade assembling machine and method : en
  • US2209608A - Power transmission : en
  • US2209624A - Glazing ceramic ware : en
  • USD121729S - Design fob a pin cup : en
  • US2209918A - Electric switch : en
  • CH210713A - Process for the preparation of a corticosterone ester. : de en
  • US2209862A - Engine mounting : en
  • CH210650A - Air-cooled double piston engine with U-shaped cylinder. : de en
  • US2209804A - Tractor : en
  • FR856612A - Device for providing a non-slip surface on rubber tires of motor vehicles : en fr
  • US2209394A - Signal-translating stage : en
  • FR856740A - Explosive crossing against all vehicles and battle tanks : en fr
  • GB524123A - Improvements in or relating to pneumatic tools : en
  • PL29163B1 - A method of producing food products using animal blood. : en pl
  • US2209537A - Corrugated sheet : en
  • CH210697A - Device for automatic adjustment of the air pressure in compressed air systems comprising a compressor and an air tank. : en fr
  • CH210741A - Process for the production of a sulfur dye. : de en
  • DE694561C - Fuse with by hand or depending on the direction to interrupt the circuit : de en
  • US2209441A - Smoking pipe : en
  • US2209679A - Method of manufacturing molded bodies : en
  • FR856626A - Equipment intended to be coupled to the front of a motor vehicle to allow, in particular, repair or maintenance work on traffic lanes : en fr
  • DE694378C - Arrangement for the control of the two rotary control-ready current-voltage characteristics : de en
  • CA390427A - Silicic acid filament production : en fr
  • GB524202A - Improvements in moulded chutes or guides for machine-gun cartridge belts : en
  • CH210668A - Device for exchanging heat between gaseous working media of different pressure, in particular for gas turbine systems. : de en
  • DE694488C - Process for the production of leather : de en
  • CA390327A - Machine tool : en fr
  • US2209701A - Device for cutting or scoring necks of bottles : en
  • US2209419A - Films and other materials impermeable to ultra-violet radiation : en
  • US2209498A - Marking device : en
  • US2209714A - Jewelry : en
  • US2209817A - Air intake device for passenger vehicles : en
  • DE694287C - : de en
  • US2209380A - Bomb dropping device : en
  • US2209499A - Stencil screen and method of making the same : en
  • US2209594A - Clutch control mechanism : en
  • DE694186C - Colored photographic materials containing halosilver : de en
  • PL29166B1 - Norddeutsche Kabelwerke Aktiengesellschaft, Beriin-Neukóiin. Electric cable with air insulation. Patent dependent on patent No. 29165. : en pl
  • CA390436A - Medicament applying apparatus : en fr
  • CH210666A - Bushing for electrical leads to the electric motor installed in a refrigeration machine capsule. : de en
  • CA390415A - Naphthindenone : en fr
  • US2209721A - Switching mechanism : en
  • DE694411C - Non-counter-rotating, radially loaded turbine with a one-sided bladed impeller or several : de en
  • GB524065A - Appliances for playing board games : en
  • CH210569A - Pressure acetylene apparatus. : de en
  • GB524225A - Improvements in or relating to electric oscillators : en
  • GR9132B - INTERNAL COMBUSTION TURBINE. : el en
  • GB524071A - Improvements in or relating to impact or breaker members for impact crushers : en
  • AU111106B2 - Improvements in or relating to machines for operating upon hides skins orthe like : en
  • CH210782A - Process for the preparation of a benzene sulfamide derivative. : de en
  • GB524315A - Improvements in or relating to the treatment of sludge obtained from tannery waste liquor or like alkaline sludge : en
  • CA390444A - Water insoluble azo-dyestuff : en fr
  • FR856637A - Device for the application of paint with automatic arrival of paint in the brush : en fr
  • FR856713A - Improvements to devices for controlling rail traffic : en fr
  • FR856674A - Plate for flatbed printing : en fr
  • US2209533A - Furnace apparatus : en
  • CH210640A - Vibration damper. : de en
  • CH210643A - Two-stroke internal combustion engine. : de en
  • CA390413A - Tube drawing method : en fr
  • GB524267A - Improvements relating to record-changing apparatus for gramophones and the like : en
  • DE694599C - w. tie to wear : de en
  • USD121705S - Design fob an electric fence insulator : en
  • US2209673A - Spherical cable fitting and method of applying same : en
  • FR856705A - Improvements to capping machines : en fr
  • DE694433C - Connection for loose-leaf books : de en
  • GB524274A - Improvements in filing devices for documents and the like : en
  • GB524251A - Improvements in or relating to tanks and like receptacles : en
  • GR9133B - ROLLING CUTTING MACHINE. : el en
  • GB524067A - Roofs or covers for shelters or dug-outs used as protection from bodies discharged from aeroplanes and the like : en
  • DK57835C - Electrical cable with concentric conductors and method of manufacture. : da en
  • US2209510A - Modulated carrier wave transmitter : en
  • US2209857A - Harness frame : en
  • DE694502C - A drilling tool consisting of a drill pipe and an attached drill head, in particular for producing long bores : de en
  • GB524094A - Push button volume control device for radio receiving sets : en
  • GB524040A - Improvements in colour forming developers and processes of colour development : en
  • FR856672A - Constant potential transformer : en fr
  • GB524150A - Improvements relating to open fireplaces : en
  • GB524198A - A pressure-casting furnace, especially for bearing metals : en
  • GB524039A - Improvements in arrangements for generating electric currents of saw-tooth wave form : en
  • DE694364C - Throwing grenade : de en
  • CH210574A - Device for producing cut synthetic fibers from endless fiber ribbons. : de en
  • CH210762A - Process for the preparation of an oxyketone ester of the androsten series. : de en
  • DE694379C - Electric, water-cooled high pressure vapor discharge lamp : de en
  • GB524085A - Improvements in or relating to pressure gauges : en
  • DE694511C - Compaction funnel for the draw frame and drafting systems of flyers and fine spinning machines : de en
  • AU274539A - Automatic gain control system : en
  • AU334339A - Improvements in or relating to machines for operating upon hides skins orthe like : en
  • US2209340A - Automatic feeding device : en
  • AU396039A - Improvements inthe manufacture and granulation of superphosphate : en
  • CA390386A - Liquid container : en fr
  • US2209545A - Process for refining rosin and solvent therefor : en
  • DE694295C - Adjusting device composed of several individual interlockings for printing cylinders of rotary printing machines, in particular rotogravure printing machines : de en
  • USD121748S - Design for a handbag : en
  • US2209866A - Cooler arrangement : en
  • USD121715S - Support foe a french-ttpe telephone : en
  • US2209365A - Tight-lock car coupler : en
  • PL29133B1 - Device for tensioning the carrying cable of the flushing head in the gut washing devices under water. : en pl
  • DE694325C - The balancing of telecommunication cables using paper wound capacitors : de en
  • CA390364A - Card selecting machine : en fr
  • CH210711A - Process for the preparation of a corticosterone ester. : de en
  • US2209337A - Rod and tube straightening machine : en
  • US2209815A - Photometer : en
  • DE694420C - Money counter : de en
  • DE694496C - Mechanically driven shaking table for testing measuring devices, etc. like : de en
  • DE694117C - Device for the production of fermentation vinegar : de en
  • DE694522C - Brake circuit for electric DC traction vehicles : de en
  • DE694584C - Equipment for entertainment shooting : de en
  • DE694597C - Gutter wash : de en
  • CA390431A - Mould core for metal castings : en fr
  • AU114597B2 - Improvements in electrical wave filters : en
  • CA390434A - Aircraft wing rotor : en fr
  • CH210663A - Device for separating the sludge from the water, in particular from electrode boilers. : de en
  • US2209621A - Spark plug for internal combustion engines : en
  • US2209633A - Nonrun fabric : en
  • USD121724S - Design fob a spoon ob otheb abticle of flatware : en
  • AU394639A - Improvements in gas cookers : en
  • GB524164A - Mounting of exhaust gas rotary blowers on aircraft engines : en
  • US2209476A - Endless chain conveyer : en
  • US2209375A - Wall sheathing : en
  • US2209475A - Attaching device for key chains and the like : en
  • PL29157B1 - Device for applying a layer of short fibers to lumpy objects. : en pl
  • PL29159B1 - A non-extinguishing lantern fitted with a device for sealing the fuel tank. : en pl
  • CA390406A - Muffler : en fr
  • US2209872A - Extraction of phenol from phenolic solutions : en
  • DE694293C - Process for the production of hydrocarbons from solid carbonaceous substances : de en
  • DE694487C - Warp knitting machine with thread guide comb : de en
  • DE694539C - chraemmachine : de en
  • CA390412A - Plant growth influencing method : en fr
  • CA390414A - Leuco ester of the anthraquinone series : en fr
  • AU330139A - Method and apparatus for the generation of gas : en
  • CA390403A - Coke oven charge levelling apparatus : en fr
  • CH210766A - Process for the preparation of an oxyketone ester of the androsten series. : de en
  • DE694359C - Device for luminescence analysis : de en
  • USD121679S - Design fob a knitted fabric : en
  • CA390392A - Radio receiver selectivity control : en fr
  • CH210613A - Process for the production of a condensation product. : de en
  • CH210597A - Process for the production of ethers from alkylolamines. : de en
  • FR856664A - Elastic coupling system : en fr
  • US2209873A - Plant marker : en
  • CA390337A - Fastener element shaping apparatus : en fr
  • CH210622A - Ski binding. : de en
  • FR856615A - Support for clothing items : en fr
  • USD121703S - Design fob a wall switch plate : en
  • PL29138B1 - Elektro-Thermit G. m. B. H., Berlin-Tempelhof. Slot-free rail connection. : en pl
  • DE694589C - Device for the simultaneous production of molded articles from artificial stone : de en
  • USRE21517E - Nut lock for shears and the like : en
  • US2209923A - Magnetron : en
  • DE694492C - Frame to convert an existing chair into a wheelchair : de en
  • AU111096B2 - Improvements in or relating to screens : en
  • AU111107B2 - Improved means for packing, storing and vending threads, yarn andthe like : en
  • DE694320C - th volume control in amplifiers or receivers : de en
  • DE694343C - Photographic master copies for color photographic purposes : de en
  • CH210788A - Process for the preparation of a benzene sulfamide derivative. : de en
  • AU274439A - Signal amplitude limiting circuit : en
  • CH210737A - Process for the production of a readily soluble acidic alizarin dye. : de en
  • CH210779A - Process for the preparation of a benzene sulfamide derivative. : de en
  • FR856605A - Pendulum system, watch or wristwatch, mysterious with invisible movement : en fr
  • FR856680A - Game with a spinning top and pins : en fr
  • PL29160B1 - : en pl
  • DE694520C - Process for the separation of low-odor and low-taste, water-insoluble sulfur-containing products from sulphonated sulphurous or sulphurized oils : de en
  • CA390376A - Sound record production : en fr
  • CH210742A - Process for the production of nickel phthalocyanine. : de en
  • US2209821A - Method of sensitizing foundation members for electric discharge devices : en
  • GB524014A - Improvements in and relating to the production of paper containing metal particles : en
  • CA390381A - Carburized silica : en fr
  • GB524033A - Improvements in or relating to electric control systems for electric winches and the like : en
  • US2209800A - Air conditioning apparatus : en
  • GB524068A - Manufacture of new condensation products : en
  • US2209579A - Optical device : en
  • US2209885A - Hydraulic rod line jack : en
  • US2209928A - Electrically insulating composition : en
  • US2209596A - Apparatus for setting stages : en
  • PL29144B1 - The method of briquetting silica burners. : en pl
  • AU111060B2 - An improved race starting barrier : en
  • CH210556A - Endurance burn device. : de en
  • CA390272A - Pad and holder : en fr
  • FR856709A - Method of assembling radiator elements made of non-metallic material, in particular of ceramic material, in order to join them together or to connect them to the inlet and return pipes : en fr
  • FR856720A - Humector gasifier : en fr
  • GR9131B - METHOD FOR THE PREPARATION OF ANTI-GREEK ACTIONS. : el en
  • FR856625A - Hinge for automobile doors : en fr
  • USD121745S - Design fob a handbag frame : en
  • DE694376C - Carbon grinder with metal backing : de en
  • GR9141B - METHOD FOR PRODUCTION OF IRON ALLOYS OF LITTLE CARBON CONTENTS ESPECIALLY NOT IRON CHROME. : el en
  • DE694395C - with lenticular layer carriers : de en
  • GB524175A - Improved means for reading the meters mounted in mechanically propelled vehicles : en
  • GB524296A - Improvements in mounting for panels : en
  • DE694357C - : de en
  • DE694441C - Arrangement for converting alternating current by means of a contact device working synchronously with the alternating current to be converted : de en
  • GB524112A - An appliance for aligning and temporarily holding adjacent lengths of pipe or other tubular members : en
  • DE694391C - Conveyor chain : de en
  • US2209842A - Device for distributing silage : en
  • DE694296C - Circuit for point machines : de en
  • CH210787A - Process for the preparation of a benzene sulfamide derivative. : de en
  • DE694291C - : de en
  • DE694380C - Electric overpressure discharge lamp for imaging, projection and headlight purposes : de en
  • DE694398C - Electromagnetically operated rotating indicator : de en
  • DE694548C - Process for the production of fertilizers : de en
  • DE694578C - Vehicle, in particular motor vehicle, with seats and a car body located behind : de en
  • CH210570A - Filters for tea and coffee. : de en
  • FR856627A - Electric generator for bicycles and the like : en fr
  • GR9124B - ELECTRIC BOILER FOR STEAM PRODUCTION. : el en
  • CA390453A - Hide dehairing method : en fr
  • GB524116A - Heat treatment of hydrocarbon residues : en
  • US2209370A - Hand power ironer : en
  • US2209806A - Electric translating apparatus : en
  • USD121692S - Combined perfume holder and base therefor : en
  • US2209690A - Refrigerated open display rack : en
  • US2209653A - Electric fan hanger : en
  • CH210579A - Device for making pits. : de en
  • CH210585A - Laundry service bar. : de en
  • CH210704A - Braking device on bicycles. : de en
  • AU395539A - Improvement in automatic amplification and black level control for television receivers : en
  • CA390369A - Adhesive sheeting : en fr
  • DE694430C - Device for cold drawing of pipes over a mandrel : de en
  • DE694484C - Grinding bracket for pantograph : de en
  • PL29122B1 - The method of extending the sleeve in the pipe. : en pl
  • USD121743S - Design for a fur collar : en
  • CA390293A - Container filling machine : en fr
  • CH210735A - Process for the preparation of an easily soluble acidic alizarin dye. : de en
  • US2209605A - Lens edging machine : en
  • AU111095B2 - Improvements in apparatus for receiving television : en
  • US2209600A - Hook : en
  • US2209705A - Typewriter : en
  • US2209749A - Water-insoluble azo dyestuffs : en
  • FR856725A - Tire unwinding machine : en fr
  • CH210756A - Process for preparing a sulfonic acid amide compound. : de en
  • DE694452C - Buttonhole sewing device for zigzag sewing machines : de en
  • DE694536C - Device for the control of minute and half-minute jumping slave clocks : de en
  • US2209570A - Container for corrosive liquids : en
  • US2209691A - Parking time key : en
  • FR856687A - Transmission by submarine cables of texts or images : en fr
  • CA390296A - Coating composition : en fr
  • CH210651A - Device for mutual separation of liquids and gases, in particular for venting the fuel for internal combustion engines. : de en
  • USD121702S - Wall plate for a remote control device or similar article : en
  • FR856658A - Improvements to electrical switches, especially for automobiles : en fr
  • DE694475C - Extruder, clay cutter or similar device arranged template : de en
  • USD121681S - Design for a brassiere or similar article : en
  • USD121750S - Design for a textile fabric : en
  • GR9121B - AUTOMATIC BANKNOTE. : el en
  • GB524187A - Improvements in or relating to lawn mowers : en
  • US2209445A - Method and agent for breaking water-in-oil emulsions : en
  • US2209593A - Box : en
  • US2209776A - Magnetic clutch construction : en
  • DE694382C - Electric heating and cooking equipment : de en
  • DK57833C - Filter with variable bandwidth, especially for radio receivers. : da en
  • GB524168A - Improvements in dental apparatus : en
  • GB524270A - Improvement relating to tractor wheels : en
  • GB524120A - Improvements in or relating to winding machines for winding together in a roll ribbons of metallic foil separated by ribbons of insulating material : en
  • USD121722S - Range or analogous article : en
  • US2209576A - Foldable step for trailers : en
  • DE694329C - Control device for converters with gas or vapor discharge vessels : de en
  • USD121723S - Design for a jewelry component : en
  • AU111080B2 - Improvements in spring catches for doors, drawers, andthe like : en
  • GB524152A - Improvements in and relating to the manufacture of airscrew or propeller blades : en
  • US2209378A - Switch : en
  • US2209482A - Printing press : en
  • USD121662S - Keeper for a drawbolt or the like : en
  • DE694260C - Electric schedule controller : de en
  • DE694384C - Steam jet pump : de en
  • US2209799A - Suction cleaner : en
  • US2209930A - Edge-folding guide for sewing machines : en
  • US2209742A - Window guard : en
  • GB524080A - Improvements in eddy current dynamometers : en
  • AU336839A - Improvements in or relating to electrically operable indicators : en
  • CA390417A - Vat dyestuff : en fr
  • GB524230A - Cathode ray apparatus for recording in a visible form intelligence in the form of electrical signals : en
  • US2209472A - Machine for forming air cushion frames : en
  • US2209708A - Cathode manufacture : en
  • DK57831C - Electromagnetic Counter. : da en
  • FR856669A - Airplane hull : en fr
  • FR856722A - Spring butt plate for firearms : en fr
  • GB524206A - Improvements in or relating to vehicle lamps : en
  • DE694510C - Process for producing paintings on a primer layer of resin or wax or a mixture of both : de en
  • AU336739A - Improvements in or relating to the attachment of bottom-partions to shoes : en
  • FR856712A - Improvements to rotating cones : en fr
  • US2209418A - Valve : en
  • US2209442A - Liquid fuel burner : en
  • US2209511A - Carburetor : en
  • DE694299C - Converter arrangement for reciprocal energy exchange between an alternating current network and a consumer with changing polarity : de en
  • DE694585C - Hit indicator for shooting ranges : de en
  • FR856640A - : fr
  • US2209388A - Sanitary bedpan pad : en
  • GB524211A - Method of protecting alkali cyanide crystals : en
  • FR856700A - Protective equipment against the action of radiation or electric shocks and in particular against the dangers of lightning : en fr
  • GB524261A - Improvements in or relating to apparatus for heating shoe parts : en
  • US2209314A - Process of preparing ammonium mandelate : en
  • US2209844A - Damper : en
  • DE694448C - Rotating sliding door : de en
  • USD121728S - Design for a pin clip : en
  • DE694583C - Loading arm for guns : de en
  • DE694483C - Heat exchange device : de en
  • GB524028A - An improvements relating to vacuum milking machines : en
  • GB524245A - Improvements in tuning arrangements for radio receivers : en
  • US2209752A - Magnesium carbonate composition and process for the preparation thereof : en
  • GB524022A - Improvements in filling machines more particularly for sausages : en
  • FR856655A - Improvements to mercury steam boilers : en fr
  • DE694442C - Process for the preparation of water-insoluble disazo dyes : de en
  • DE694275C - Self-cashier : de en
  • FR856614A - Rotary internal combustion engine : en fr
  • FR856718A - Improvements to non-slip devices for shoeing animals : en fr
  • GB524222A - Improvement in operating mechanism for load brake devices : en
  • US2209674A - Method of tensioning band saws : en
  • DE694354C - Arrangement for parallel operation of forming devices working with grid-controlled steam or gas discharge paths : de en
  • US2209871A - Electrolytic device : en
  • GB524218A - Improvements in or relating to transmission gear for bicycles fitted with rear wheelauxiliary engines : en
  • DE694443C - Process for the preparation of dyes of the anthraquinone series : de en
  • GB524314A - Improvements in and relating to thermionic valve oscillators and amplifiers : en
  • GB524292A - Improvements in or relating to the production of cellulose derivatives and materials made thereof : en
  • US2209551A - Door latch : en
  • DE694512C - Process for preparing frame shoes for sole application by tapping out the piercing of the process : de en
  • GB524154A - Improvements in colour photographic materials : en
  • US2209406A - Outsole and method of making the same : en
  • US2209358A - Manufacture of window envelopes : en
  • GB524096A - Steering gear for road rollers : en
  • DE694532C - Aircraft covering : de en
  • GB524018A - Improvements in or relating to folders or the like for holding papers : en
  • DE694223C - Suction line for internal combustion engines with V-shaped cylinders : de en
  • USD121694S - Design for a fish bait : en
  • CA390340A - Alkali cellulosate and cellulose ether preparation : en fr
  • CA390421A - Hydrocarbon colouring process : en fr
  • AU111099B2 - Improvements in and relating tothe cuffs of shirts : en
  • CA390279A - Alternating current electromagnetic device : en fr
  • PL29162B1 - : en pl
  • US2209706A - Internal combustion engine : en
  • USD121697S - Handkerchief or similar article : en
  • DE694429C - Fabrics : de en
  • US2209926A - Temperature control system : en
  • GB524047A - Improvements in or relating to recording instruments : en
  • GB524174A - Improvements relating to sidescreens for open-type vehicles : en
  • GB524144A - Improvements relating to manually operated electric switches, particularly for the remote control of electric motors : en
  • US2209880A - Sofa bed : en
  • GB524160A - New and improved method and means for limiting the maximum revolution speed of injection-type internal combustion engines : en
  • GB524156A - Improvements in or relating to the treatment of aryl substituted olefines : en
  • FR856699A - High pressure mercury vapor lamp, with initial gas charge and self-heating incandescent cathodes : en fr
  • CA390425A - Gas producer : en fr
  • GB524076A - Improvements in or relating to fluid-tight means for transmitting movements through the wall of a receptacle : en
  • GB524038A - Improvements in or relating to circuit arrangements for use in television or like systems : en
  • US2209846A - Carrier mounting : en
  • DE694482C - Process for the production of dry, neutralized sulfonates of organic compounds : de en
  • GB524098A - Improvements relating to the fuel admission of internal combustion engines : en
  • USD121739S - Design for a clip or similar article : en
  • DE694381C - Electrically heated lid for roasting, cooking and baking equipment : de en
  • DK57845C - Lock for securing pumps on bicycles. : da en
  • DE694393C - Feed pipe for the material bars in turning jaws and other machine tools : de en
  • FR856706A - Device preventing drafts from passing through doors and windows : en fr
  • DE694194C - Process and apparatus for the production of metal alkyl compounds : de en
  • CH210647A - Fuel pump on multi-cylinder injection internal combustion engines. : de en
  • DE694358C - Discharge tubes, in particular for sound recordings : de en
  • GB524287A - Improvements in or relating to resilient suspensions for vehicles, more particularlyroad vehicles : en
  • US2209581A - Truck : en
  • US2209682A - Oxy-gas cutting method : en
  • CH210610A - Adhesive. : de en
  • FR856744A - Improvements in the extraction of gases with a low liquefaction point : en fr
  • FR856613A - Fuel injector : en fr
  • CH210777A - Process for the preparation of a benzene sulfamide derivative. : de en
  • DE694206C - DF antenna system without night effect : de en
  • DE694463C - Electric remote turn indicator : de en
  • PL29169B1 - A method of producing titanium steel. p j | j \ \ r : en pl
  • USD121704S - Design for- a suction hood : en
  • CA390405A - Loom warp beam : en fr
  • CH210558A - Fuel feeder. : de en
  • DE694307C - Nut, especially for aircraft construction : de en
  • DE694353C - Arc tear-off horn for electrical switches : de en
  • PL29137B3 - Josef Sousedik, Ysetin. Electric transmission, especially for draft machines. : en pl
  • USD121700S - Design for a wire top for key chains or the like : en
  • US2209669A - Magnetic lens for electron microscopes : en
  • US2209692A - Machine and method for making manifold forms : en
  • CH210720A - Method for representing a connection of the adrenal cortex hormone series. : de en
  • DE694302C - Method for the production of a stocking with a French foot and a French heel on the flat weft knitting machine : de en
  • DE694399C - Circuit arrangement for alarm systems for selective triggering of main alarms : de en
  • DE694425C - meat grinder : de en
  • US2209935A - Alloys and method of making the same : en
  • US2209536A - Store front construction : en
  • CH210551A - Beehive for two-colony operations. : de en
  • US2209924A - Passivation of stainless steel : en
  • PL29123B1 - A method of bleaching cellulose with chlorine, especially chlorine gas. : en pl
  • US2209801A - Bed cradle : en
  • US2209827A - Eyeglass construction : en
  • US2209548A - Blueprint : en
  • CA390367A - Coated paper and bag : en fr
  • FR856607A - Fluorescent materials : en fr
  • DE694235C - Spool changing device on a spindleless Koetz winder : de en
  • US2209384A - Exterior venetian blind : en
  • US2209607A - Blade tip for rotary dust separators : en
  • US2209874A - Drier felt : en
  • DE694319C - Process for the production of one-sided mosaic electrodes : de en
  • US2209750A - Fluid seal with spongy packing : en
  • US2209927A - Dry battery construction : en
  • US2209732A - Railway ballast grader : en
  • DE694473C - Device for the generation of physical. Foam, especially for fire extinguishing purposes : de en
  • GB524283A - Improvements in or relating to flexible bottles : en
  • USD121741S - Design for a clip ob similar article : en
  • US2209492A - Process for preparing catalysts : en
  • US2209835A - Phonograph record resurfacing machine : en
  • GB524277A - Improvements in or relating to recording instruments : en
  • DE694462C - Aiming device for the shotgun barrel of multiple hunting rifles : de en
  • DK57827C - Method of Making a Blood Pressure Lowering Substance. : da en
  • DE694454C - Process for the production of partial color extracts for multicolor printing with correct color values : de en
  • GB524049A - Improvements relating to circuits for electron discharge devices employing secondary emission : en
  • GB524242A - Improvements in or relating to gas-fires : en
  • US2209620A - Composite strand connector : en
  • GB524172A - An improved form of powder puff for use as a toilet accessory : en
  • US2209741A - Roofing gutter and guard therefor : en
  • US2209809A - Magnetic holding means : en
  • US2209720A - Telefacsimile scanner : en
  • DE694306C - Aircraft control : de en