- US1970998A - Coil winding machine :
en
- US1971299A - Tool head unit :
en
- US1970803A - Method of making an inflatable rubber structure :
en
- AU1386233A - Water boiler for lunchrooms andthe like :
en
- AT138579B - Device for adjusting the tobacco rod in cigarette machines. :
de
en
- AU1290833A - Trash cutting machine :
en
- US1970811A - Portable food mixer and support :
en
- US1971212A - Electric snap switch :
en
- US1971230A - Thread cutting die :
en
- AU1339633A - Improvements in or relating to electric discharge tubes :
en
- US1970794A - Automatic machine for setting-up and sealing glueless containers :
en
- US1971021A - Wire tying machine and method :
en
- DE601732C - Painting apparatus with supply of paint under pressure :
de
en
- US1970547A - Wall form :
en
- US1970640A - Radio system and apparatus :
en
- USD93095S - Design for lace :
en
- DE601798C - Procedure to protect the rubber rings inserted in cable glands against external influences :
de
en
- DK49168C - Powder blower for Horticulture and the like as well as Powder packing for this. :
da
en
- US1970708A - Glasshouse :
en
- US1970877A - Playing table :
en
- US1970895A - Wire twisting apparatus :
en
- US1970671A - Reflector :
en
- US1970814A - Supporting standard :
en
- US1971184A - Ball joint :
en
- US1971275A - Dry cell and terminal therefor :
en
- US1970997A - Snow ball making machine :
en
- US1970541A - Permutation lock :
en
- US1970760A - Apparatus for making radiators :
en
- USD93119S - Design fob an emblem :
en
- AT138594B - Electrical alarm device for gas appliances such as gas stoves, gas burners or the like. :
de
en
- CA344075A - Abrasive article manufacture :
en
fr
- CA344123A - Radio receiver noise suppressor :
en
fr
- USD93143S - Design for a tie back :
en
- DE601627C - Doll's eye with a transparent cover thickened in front of the iris and pupil on the inside like a lens :
de
en
- FR769126A - Advanced rotary type cultivator :
en
fr
- FR769208A - Improvements in die-forging of closed-contour parts, such as wheelhouse wishbones for railroad vehicles :
en
fr
- FR769276A - :
fr
- AU1553133A - Improvements in or relating to the degreasing of materials containing moisture :
en
- AU1521433A - Improvements in or relating tothe manufacture of rubber compositions :
en
- FR769200A - Mechanical potato harvester-harvester :
en
fr
- FR769361A - Lithographic printing method and device :
en
fr
- GB415179A - Improvements in or connected with the treatment of fish offal, waste fish or the like :
en
- AT138621B - Process for the production of diazo prints. :
de
en
- CA344127A - Gaseous discharge device :
en
fr
- AT138562B - Telecommunication airspace cable and process for its manufacture. :
de
en
- US1971031A - Priming mixture :
en
- US1971280A - Truing device :
en
- US1970858A - Mechanical stoker :
en
- USD93101S - Design for a cabinet for washing :
en
- FR769370A - Receiving device for the remote indication of quantities to be measured :
en
fr
- US1971062A - Coin freed amusement device :
en
- USD93107S - Design for a dress :
en
- GB415152A - Improvements in hollow-ware utensils of aluminium and other relatively soft metal :
en
- DE601828C - Device for connecting the oil spaces in oil-filled cables with oil duct provided between the cable jacket and the core insulation :
de
en
- FR769130A - Piston molding machine :
en
fr
- US1971140A - Slide buckle :
en
- AT138578B - Friction wheel lighter. :
de
en
- US1970918A - Collapsible box :
en
- US1970829A - Floodlight :
en
- DE601711C - Textile fabric for drive belts, conveyor belts, etc. like :
de
en
- GB415453A - Improved carton or folder for matches :
en
- FR769434A - Process for dyeing chrome leathers with basic dyes :
en
fr
- GB415459A - Improvements relating to syringes :
en
- US1971172A - Treatment of hydrocarbon oils :
en
- US1971065A - Can testing machine :
en
- US1970566A - System and apparatus for composing machines :
en
- US1970604A - Brush and holder therefor :
en
- US1971057A - Golf ball practice machine :
en
- US1970734A - Cabinet ironing board :
en
- US1971234A - Method of obtaining stereoscopic cinematographic effects :
en
- US1970674A - Vehicle treating device :
en
- US1970720A - Refrigerating apparatus :
en
- US1970741A - Jack post structure :
en
- US1971310A - Measuring reactance :
en
- DE601751C - Protection device against salt deposition on insulators :
de
en
- DE601670C - Procedure for operating a steam plant with fluctuating loads :
de
en
- DE601807C - Cantilever taxiway for aircraft :
de
en
- DK49164C - Portable shower unit. :
da
en
- FR769197A - Process for preparing dyes for vats :
en
fr
- DE601518C - Process for the production of rubber-asbestos masses :
de
en
- FR769345A - Magnesium-metal manufacturing process :
en
fr
- USD93091S - Design fob a sewing machine :
en
- US1970611A - Clip :
en
- US1970772A - Method and apparatus for producing grinding wheels :
en
- AT138608B - Filling and slow burning oven. :
de
en
- DK49159C - Box or Container of Paper or Cardboard. :
da
en
- GB415195A - Improvements in or relating to a method for providing articles of or coated with rubber with a hardened surface finish :
en
- GB415191A - Improvements in or relating to colliery and like "overwind" gear :
en
- GB415442A - Improvements in or relating to moving coil electrical instruments :
en
- GB415457A - Improvements in or relating to heat insulation :
en
- FR769167A - Headlight, especially for motor vehicles :
en
fr
- GB415238A - Improvements in the manufacture and production of glue and glue preparations :
en
- FR769123A - Lubricating device for stub axle :
en
fr
- DE601128C - Two-stroke internal combustion engine :
de
en
- DE601672C - Air switch with arc extinguishing by a blow stream :
de
en
- US1971179A - Railway car :
en
- US1970788A - Caustic supply means for washing solutions :
en
- AT138614B - Device for conveying powdery material. :
de
en
- DE601717C - Process for the preparation of monoazo dyes :
de
en
- FR769235A - Enhancements to ampoules for sulfur dioxide :
en
fr
- DE601440C - Flexible service line made of non-metallic material with internal reinforcement and with or without external reinforcement :
de
en
- US1970714A - Combined typewriting, computing, and card-perforating machine :
en
- FR769120A - Rubber scraper mat :
en
fr
- FR769322A - Method and apparatus for making colloidal mixtures of metals and nonalloyable additives :
en
fr
- FR769395A - System of lower reinforcements with ribs or protrusions used in fences intended for paving roads and other communication routes :
en
fr
- US1971067A - Grained wood and method of graining same :
en
- US1970552A - Apparatus for centrifugal separation :
en
- US1971155A - Radiator shell and grille assembly :
en
- US1970866A - Fuel supply means for oil engines :
en
- USD93092S - Design for a casing for an elec :
en
- US1971297A - Shaping machine :
en
- DE601782C - Electric momentary rotary switch for left and right rotation :
de
en
- US1970703A - Machine for making rugs, carpets, and the like :
en
- US1971047A - Fence wire fastener :
en
- US1970881A - Lantern :
en
- CA344072A - Directional relay :
en
fr
- GB415295A - Improvements in floor constructions :
en
- US1970869A - Photographic reversal development :
en
- AT138557B - AC millivoltmeter with rectifier and DC meter. :
de
en
- AU1428333A - Attachment to a sausage machine stand enabling either a grindstone or a brining pump to be operated by power :
en
- FR769351A - Dust extractor head with beater device :
en
fr
- US1970994A - Sewing machine :
en
- US1970599A - Grid making machine :
en
- US1970694A - Bending machine :
en
- GB415323A - Apparatus for coagulating bodies formed from solutions of cellulose derivatives :
en
- FR769137A - Children's sports toy, transportable toy forming a car :
en
fr
- DE601840C - Metal window :
de
en
- USD93097S - Design for a buckle :
en
- GB415374A - Improvements in and relating to ties, scarves, and similar wearing apparel :
en
- DE601594C - Process and device for the production of negatives for sound films :
de
en
- FR769155A - Advanced saw disc :
en
fr
- GB415172A - Improvements in the catalytic oxidation of ketones :
en
- GB415339A - Improvements in or relating to devices for supporting bicycles and the like :
en
- DE601599C - Chassis for excavators, stackers or the like with a long sunk in three points :
de
en
- FR769231A - Dismountable body, especially for cars :
en
fr
- GB415366A - The manufacture and use of new organic compounds :
en
- CA344074A - Motor fuel :
en
fr
- US1970775A - Fluid operated tool :
en
- US1971118A - Hemmer :
en
- US1970542A - Adjustable toe cap for roller skates :
en
- US1971147A - Electroluminescent tube :
en
- FR769176A - Connection device for flexible pipes :
en
fr
- US1971141A - System of speed control :
en
- GB415170A - Improvements in or relating to ladders and supports therefor :
en
- GB415206A - Improvements in or relating to finned tubing :
en
- FR769144A - Elastic horse hoof padding :
en
fr
- US1970846A - Visual training appliance :
en
- US1970872A - Marble polishing buffer :
en
- US1971123A - Means for filling inaccessible spaces :
en
- US1971156A - Screen :
en
- US1970833A - Box-operating mechanism for looms :
en
- US1970841A - Truck :
en
- US1971044A - Printing plate :
en
- US1971307A - Closure :
en
- US1970593A - Shadowgraph machine :
en
- US1970834A - Manufacture of rubber bonded abrasive articles :
en
- US1971001A - Preheating flame stabilizer for cutting blowpipes :
en
- DE1309229U - :
de
en
- FR769427A - Magnetic Core Coils :
en
fr
- GB415407A - Improvements in or relating to the manufacture of colloidal sulphur :
en
- FR769239A - Device for replacing the differential in motor cars and other applications :
en
fr
- GB415342A - Improvements in illuminating devices for microscopes :
en
- US1971227A - Telephone light :
en
- DK49153C - Fruit tree sprayer pump. :
da
en
- DE601726C - Washing machine for grain, seeds or the like. :
de
en
- US1970736A - Method and device for loading silk :
en
- GB415244A - Improvements in and relating to centrifugal pumps :
en
- AT138606B - Safety fittings for pressure accumulators, in particular with gas heating. :
de
en
- US1971161A - Method of forming tire cover structure :
en
- DE601825C - Device for guiding a caterpillar vehicle on railway tracks :
de
en
- GB415433A - Improvements in or relating to the conveyance of goods through furnaces and the like :
en
- DE601682C - Circuit arrangement in remote control systems :
de
en
- DE601769C - Thread cutting device for producing external threads, in particular on pipe ends and fittings :
de
en
- DK49149C - Bookcase for Books, Collections, Albums or similar for Retaining Interchangeable Loose Leaves. :
da
en
- US1971089A - Vacuum tube circuits :
en
- US1971070A - Centrifugal spring governor :
en
- US1970706A - Machine to make type shuttles for typewriting machines :
en
- USD93098S - Design for a garment button or :
en
- US1970865A - Process of preserving fresh raw fruit :
en
- DE601675C - Clamping device for a combined rail drilling and milling machine :
de
en
- GB415205A - Improvements in or relating to methods of stabilizing fats and/or oils and the improved product resulting therefrom :
en
- US1971023A - Automatic polishing block and rig :
en
- US1971197A - Box construction :
en
- AT138628B - Moving iron round coil measuring device. :
de
en
- FR769363A - Steam engine or parallel cylinder engine :
en
fr
- US1971207A - Current transformer :
en
- AT138624B - High frequency cables. :
de
en
- DE601836C - Link bridge :
de
en
- US1970742A - Method of making fiber products :
en
- US1970831A - Liquid dauber :
en
- US1970944A - Furnace wall :
en
- US1971009A - Process for the preparation of alkali cyanates :
en
- US1971306A - Transfer device :
en
- FR769313A - Process for the production of ferro-chromium, free of carbon :
en
fr
- GB415720A - Improvements relating to plant for the precipitation of dust or other solid particles from an atmosphere :
en
- CA344141A - Automobile hoist :
en
fr
- CA344052A - Paper machine felt treatment :
en
fr
- FR769305A - Improvements to electric shock absorbers :
en
fr
- US1971007A - Locomotive structure :
en
- US1971111A - Production of nitrophosphates :
en
- DE601667C - Method and machine for the manufacture of a container for cigarettes and the like. like :
de
en
- US1971080A - Lady's bathing garment :
en
- US1970769A - Tagging machine :
en
- US1971026A - Antifreezing device :
en
- DE601622C - Device to prevent double exposures in film pack cassettes :
de
en
- FR769302A - Device for measuring and recording several values according to the potentiometric method :
en
fr
- FR769288A - Automatic baler :
en
fr
- US1970629A - Gasoline vending nozzle :
en
- US1971110A - Transferring apparatus for incompletely solidified glass bottles and the like :
en
- US1971145A - Garment fastening device :
en
- US1971082A - Smoker set :
en
- GB415325A - A step in the manufacture of piston-rings :
en
- FR769168A - Burner for central heating boilers and cookers :
en
fr
- GB415305A - Improvements in devices for sterilizing and drying fish refuse for the manufacture of fish-meal :
en
- US1971064A - Blank container for insulation units :
en
- US1971099A - Oscillation suppressor for radio testing apparatus :
en
- FR769294A - Improvements to mechanisms used to operate elevator doors :
en
fr
- USD93142S - Design for a jar :
en
- CA344029A - Soil transporter device :
en
fr
- DE601830C - Arrangement for automatic charging of a battery :
de
en
- AU1419133A - Improved concentrating table :
en
- US1970827A - Lawn edger :
en
- US1970754A - Bed pad :
en
- FR769134A - Installation for cleaning automobile engines and similar applications :
en
fr
- GB415175A - Improvements in engine starting devices :
en
- USD93150S - Design for metal mesh fabric :
en
- US1970975A - Method in the electrodeposition of metals, and cathode suited for such purpose :
en
- DE601402C - Vessel with a sliding cover that can only be removed in one direction :
de
en
- DE601661C - By means of a special drive device that can be folded up and down for motor vehicles :
de
en
- US1970820A - Seat cover :
en
- CA344019A - Engine and compressor :
en
fr
- US1970781A - Apparatus for shipping sheet metal and other commodities :
en
- FR769371A - Improvements to choke coils or similar devices for radio frequency current :
en
fr
- US1971232A - Selvage trimming device :
en
- FR769233A - Automatic protection and safety device more especially usable on presses or the like :
en
fr
- GB415276A - Improvements in or relating to lacing fastenings :
en
- DE601716C - Process for the production of azo dyes :
de
en
- US1970914A - Starting system for alternating current motors :
en
- US1970863A - Fire extingguisher :
en
- US1970964A - Means for stopping the flow of fluids under pressure :
en
- AU1580434A - Improvements relating to vertical retorts forthe carbonization of coal andthe like :
en
- CA344020A - Silo bin indicator :
en
fr
- CA344089A - Shock absorber :
en
fr
- US1971012A - Roasting apparatus :
en
- US1970999A - Hydraulic press :
en
- US1971270A - Oil well pump :
en
- USD93100S - Design fob a vacuum cleaner casing :
en
- DE601433C - Method for controlling electric motors with compound excitation :
de
en
- GB415395A - Improvements in or relating to automatic gear changing mechanism :
en
- DE601615C - Rotary valve for reversible internal combustion engines :
de
en
- GB415288A - Improvements in armature windings for electric commutator machines :
en
- US1971079A - Flat frame knitting machine :
en
- DE601683C - Circuit for DC motors controlled by Leonard dynamos :
de
en
- US1970727A - Leaf incinerator and dump cart :
en
- US1970849A - Golf bag support :
en
- GB415141A - Improvements in or relating to directional aerial systems :
en
- GB415329A - Process for stabilising cellulose esters :
en
- FR769354A - Soldering iron :
en
fr
- FR769251A - New material for coverings and for the manufacture of tiles, slabs or plates :
en
fr
- FR769426A - Inkwell :
en
fr
- FR769172A - Improvements to television systems :
en
fr
- FR769450A - Method and device for producing synthetic sounds :
en
fr
- DE601747C - Electric point machine :
de
en
- DE601784C - Arrangement for protecting capacitors in AC networks against overcurrents :
de
en
- US1971302A - Unit wall box and receptacle :
en
- US1971309A - Ultra-violet transmitting glass :
en
- FR769364A - differential action spreader and absorber :
en
fr
- GB415388A - An improved feeler arrangement for automatic weft-replenishing mechanism in looms :
en
- FR769396A - Agglomerate rubber and bitumen mat :
en
fr
- US1970692A - Flashing :
en
- FR769152A - Improvements to thrust bearings with heavy loads, intermittent rotation, for variable-pitch propeller blades in particular :
en
fr
- FR769375A - Mop improvements :
en
fr
- FR769394A - Improvements to devices for attaching false collars to shirts :
en
fr
- GB415161A - Improvements in wire stretchers :
en
- GB415173A - Improvements in or relating to electric transmission systems :
en
- FR769492A - :
fr
- US1970942A - Thermostat control :
en
- GB415404A - Improvements in multiple assemblies of optical devices for television, telecinematography, picture telegraphy and the like :
en
- GB415176A - Improvements in or relating to anchors :
en
- GB415178A - Improvements in or relating to wood cutting, wood sawing, and wood breaking implements :
en
- US1971241A - Method of chlorination :
en
- US1970728A - Microscope having an inclined ocular tube and a revolving nosepiece :
en
- US1970755A - Securing together fabric materials :
en
- US1970583A - Process of treating hydrocarbons, involving the reaction between objectionable sulphur and mercaptan constituents :
en
- US1971049A - Hinged pin lock :
en
- CA344132A - Trailer brake mechanism :
en
fr
- DE601714C - Rotary switch for right and left gear with jump movement and eccentric lock :
de
en
- DE601773C - Pivotable spout on a milk container :
de
en
- DE601616C - Working piston for internal combustion engines :
de
en
- FR769136A - Closure for belt, strap, etc. :
en
fr
- FR769259A - Desander device for aircraft engines :
en
fr
- US1970891A - Salt shaker :
en
- US1970902A - Lubricant :
en
- US1970762A - Sand blasting apparatus :
en
- DE601668C - Process for maintaining the optimal hydrogen ion concentration for the anaerobic digestion of sewage sludge :
de
en
- GB415165A - Improvements in or relating to electric discharge tubes :
en
- DE601651C - Load-bearing wall made of a weatherproof outer shell, an insulating inner shell and a concrete filling :
de
en
- DE601740C - Process for the production of photocells with a layer of oxygen or its homologues adsorbed on a coating metal :
de
en
- DE601803C - Process for making edged buttonholes and edged buttonholes :
de
en
- FR769255A - Hidden light spotlight :
en
fr
- GB415209A - Improvements in or relating to bearings :
en
- DE601628C - Device for driving a condensate pump :
de
en
- FR769223A - :
fr
- GB415356A - Improvements in or relating to bicycles :
en
- DE601718C - Process for the preparation of trisazo dyes :
de
en
- FR769401A - Echo suppressor for electrical circuits :
en
fr
- FR769442A - Discharge and shut-off valve :
en
fr
- US1970818A - Elevator gate mechanism :
en
- US1971250A - Drop planter box attachment :
en
- USD93128S - Design for a toaster :
en
- GB415338A - Improvements in vacuum drying apparatus :
en
- GB415349A - Improvements in and relating to flat bed knitting frames :
en
- US1971157A - Machine tool head :
en
- US1970651A - Process of preparing 1.4.5.8-naphthalene-tetra-carboxylic acid and derivative thereof :
en
- FR769187A - Carriage for machine guns and other similar devices :
en
fr
- US1970857A - Method of waterproofing plaster :
en
- US1971311A - Apparatus for lubricating chains :
en
- DE601703C - Device for controlling and monitoring an extension from a main office :
de
en
- DE601709C - Centrifugal dust collector :
de
en
- FR769110A - Method for obtaining a hard surface in cylinders of internal combustion engines and the like :
en
fr
- GB415159A - Improvements in jam jars and like containers and in closures therefor :
en
- GB415425A - Improvements in and relating to pipe joints :
en
- US1970609A - Automobile accessory :
en
- US1970765A - Band spring clip :
en
- FR769153A - Device for protecting against theft of light bulbs and their sockets, further preventing current from being drawn on these sockets :
en
fr
- GB415229A - Improvements in metal railway chairs and sleepers :
en
- US1970631A - Collapsible tube or container :
en
- US1971056A - Target trap :
en
- FR769353A - Manufacturing process for indigo derivatives :
en
fr
- GB415264A - Improvements in dental impression reinforcement trays :
en
- GB415328A - Rear wheel cycle stand with combination lock :
en
- DE601851C - Front suspension for motor vehicles :
de
en
- FR769325A - Secret Combination Piggy Bank :
en
fr
- GB415408A - Treatment of cellulose nitrates :
en
- GB415158A - Improvements in or relating to canisters and other vessels :
en
- GB415192A - An improved method of casking beer or similar liquids :
en
- US1970595A - Flexible cable unit and means for applying connecting members thereto :
en
- US1971316A - Frictional movement transmitting mechanism for straight knitting machines :
en
- FR769323A - Naphtha vaporizer and gasifier, particularly intended for explosion engines :
en
fr
- GB415333A - Improvements in focusing lens mounting :
en
- GB415267A - Lawn mower attachment :
en
- GB415376A - Means for mounting the hoods for motor vehicles :
en
- DE601674C - Recording process in the production of the recording of a sound piece :
de
en
- GB415227A - An improved carrying stretcher with undercarriage for ambulances and other vehicles :
en
- GB415249A - Device for rolling up collapsible tubular containers :
en
- GB415332A - Improvements in or relating to the hydraulic transmission of power :
en
- US1970980A - Automatic train pipe coupling :
en
- USD93112S - Design for an outboard motor :
en
- FR769334A - Dynatron oscillating circuit :
en
fr
- USD93111S - Design fob an outboard motor :
en
- GB415386A - Improvements in or relating to spinning and doubling frames :
en
- FR769113A - Process for the manufacture of ethylene azo dyes :
en
fr
- US1970787A - Shipping box :
en
- US1970657A - Signal device :
en
- US1970929A - Multiple unit printing press :
en
- US1971196A - Circuit breaker and method of calibrating the same :
en
- CA344060A - Bucket lip extension :
en
fr
- CA344145A - Automobile window mechanism :
en
fr
- US1970867A - Triple valve lapping tool :
en
- US1971281A - Display device :
en
- GB415233A - Supplying mechanism especially for screw cutting machines :
en
- GB415409A - Improvements in and relating to extruded metal tubes and extrusion presses for producing such tubes, for example lead sheaths for cables :
en
- GB415420A - Improvements in tipping apparatus for railway trucks and the like :
en
- GB415237A - Improvements relating to thermionic valve circuits :
en
- GB415251A - Improvements relating to emulsifiers, particularly for making artificial cream :
en
- US1970798A - Advertising frame for a liquid pourer :
en
- FR769309A - Slider closure :
en
fr
- DE593819C - Film advance device for cinema sets :
de
en
- FR769174A - Manufacturing process of cathode ray oscillographs :
en
fr
- FR769316A - Device for controlling the rate of clocks, in particular pendulum clocks :
en
fr
- GB415190A - Improvements in or relating to colliery "overwind" gear :
en
- GB415427A - Improvements in or relating to the hydration of olefines :
en
- FR769413A - :
fr
- GB415218A - Improvements in and connected with ground anchorage pegs :
en
- DE601728C - Anti-theft protection for spare tires of motor vehicles :
de
en
- FR769449A - Combination device for locks :
en
fr
- US1970991A - Meat-tenderer :
en
- USD93088S - Design for a typewriter base :
en
- FR769122A - Anti-theft lock, especially for motor vehicles :
en
fr
- GB415182A - Improvements in and relating to the formation of conical yarn packages by drum and like yarn winding machines :
en
- GB415316A - Improvements in and relating to electric transformers :
en
- US1970680A - Brake operating mechanism :
en
- FR769298A - Improvements to hanging insulator hanging devices :
en
fr
- DE601666C - Tool for decorating top slices :
de
en
- DE601568C - Machine for the production of different stitch types with a curved hook needle and hook :
de
en
- DE601484C - Feed device on precision grinding machines :
de
en
- US1970835A - Abrasive article and method of making the same :
en
- US1971216A - Earring retainer :
en
- US1970982A - Time interval indicating device :
en
- US1970785A - Snap fastener secured installation :
en
- US1970996A - Gas making with emulsified fuel :
en
- US1970612A - Roller skate :
en
- FR769207A - :
fr
- GB415454A - Improvements in air compressors :
en
- DE601695C - Spring-loaded valve, especially pressure valve, for fluid shock absorbers :
de
en
- DE601867C - Drive device for the thread guide rails of flat weft knitting machines :
de
en
- GB415183A - Improvements relating to electric discharge tubes particularly gasfilled luminous tubes :
en
- US1970784A - Liquid and gas separation :
en
- US1970897A - Winding machine :
en
- US1970608A - Apparatus for molding articles from paper pulp :
en
- US1970625A - Method and apparatus for making pile fabrics :
en
- CA344077A - Atmosphere exploring apparatus :
en
fr
- AT138588B - Device for securing bicycles or the like against theft. :
de
en
- FR769124A - Construction of a removable chalet :
en
fr
- CA344034A - Foot arch support :
en
fr
- CA344134A - Metal oxide crystallization testing method :
en
fr
- US1970868A - Display clamp :
en
- US1970568A - Track for track-laying vehicles :
en
- US1971124A - Apparatus for treating fibrous material :
en
- GB415250A - Improvements in or relating to junctions or connections for use in the assembly of perforated strips and the like :
en
- CA344118A - Oscillatory circuit :
en
fr
- CA344148A - Road surface element :
en
fr
- CA344129A - Carton closing apparatus :
en
fr
- US1970932A - Sheet glass cutting apparatus :
en
- DE601843C - Area measuring device :
de
en
- AT138565B - Lid closure for overpressure cooking vessels. :
de
en
- DE601644C - Method and device for treating sheet metal :
de
en
- FR769338A - Device for the production of alternating voltages with adjustable phase :
en
fr
- US1971272A - Illuminating device for telephones :
en
- CA344151A - Dough divider :
en
fr
- US1971169A - Stuffing-box for nonrising gate valves :
en
- CA344053A - Tractor wheel cleaner :
en
fr
- CA344097A - Stocking manufacture :
en
fr
- US1971086A - Standard-frequency apparatus :
en
- US1970550A - Method and mechanism for assembling cartons :
en
- US1971081A - Inking mechanism for printing machines :
en
- US1970634A - Liquid fuse :
en
- FR769258A - Improvements to seats, more particularly intended for road or rail vehicles :
en
fr
- AU1585534A - Container closure structure :
en
- USD93084S - Design for an instrument case or :
en
- CA344047A - Heating system :
en
fr
- CA344122A - Electrical attenuating system :
en
fr
- FR769398A - Non-slip shoe for horses and other animals :
en
fr
- DE601736C - Process for increasing and regulating the yield of by-products from distillation gases by introducing steam into the coking chambers of normal coke ovens :
de
en
- US1971130A - Remote control device :
en
- US1971208A - Gas burner :
en
- AU1591434A - Improvements in or relating to prepayment meter mechanism :
en
- CA344046A - Heating furnace :
en
fr
- GB415260A - Improvements in or relating to apparatus for table ball games :
en
- GB415111A - Improvements in and relating to electric luminous discharge tubes :
en
- GB415432A - Improvements in or relating to the charging of batteries from variable voltage generators :
en
- US1970750A - Electrode cap :
en
- GB415286A - Improvements in or relating to heat insulation :
en
- DE601731C - Lid locking device for meat cutting machines :
de
en
- AT138593B - Automatic machine for the dosed dispensing of pasty substances. :
de
en
- FR769437A - Slipway :
en
fr
- US1970965A - Structural connection :
en
- US1970707A - Combined chair and carrier unit :
en
- GB415437A - Improvements in or relating to pressure reducing valves :
en
- FR769236A - Ship rescue device :
en
fr
- GB415373A - Improvements in or relating to negative electric resistances :
en
- FR769248A - Device for assembling filtering surfaces for cartridges of breathing apparatus :
en
fr
- FR769355A - :
fr
- FR769393A - Dumbbell with movable weights :
en
fr
- GB415136A - Improvements in or relating to the manufacture of explosive compositions of the character of dynamite :
en
- GB415204A - Improvements in or relating to the control of electric motors :
en
- FR769425A - Corkscrew :
en
fr
- US1971144A - Electric display device :
en
- DE601640C - Reservoir for cyanide :
de
en
- DE601677C - Arrangement for the directional transmission and reception of wave energy :
de
en
- DE601712C - Self-loading conveyor system for the mining push :
de
en
- DE601620C - Bearing bush :
de
en
- DE601808C - Car sunroof :
de
en
- FR769218A - Clock :
en
fr
- US1970718A - Frangible rod and disk type safety valve :
en
- US1971053A - Resistance device :
en
- DE601632C - Device for decorating the angled side walls of cardboard cartons :
de
en
- GB415352A - Improved ironing machine :
en
- US1971041A - Process for purifying iron from sulphur :
en
- US1971226A - Adjustable shuttle check :
en
- GB415341A - An improved electrode for use in electrophoretic deposition of solids from an aqueous dispersion and to a method of making the same :
en
- US1971154A - Beverage-water heater :
en
- AU1284833A - Eliminating interference in radio reception :
en
- FR769250A - Process for recovering detergents, wetting agents or protective agents, which are resistant to acids and alkaline earth bases, out of waste water :
en
fr
- FR769378A - Supercharging unit for internal combustion engines, consisting of an exhaust gas turbine, and a supercharging fan :
en
fr
- GB415282A - Colorimeter :
en
- GB415426A - Improvements in or relating to the hydration of olefines :
en
- FR769182A - Manufacturing process of rubber balls or balloons and resulting products :
en
fr
- GB415185A - Improvements in driving gear for skew rolling mills :
en
- DE601772C - Trailer coupling for semi-trailer :
de
en
- FR769380A - Vehicle and more particularly motor vehicle with axial spar :
en
fr
- FR769344A - Improvements to electronic discharge devices :
en
fr
- US1970925A - Curtain rod mounting :
en
- US1971240A - Method of coloring aluminum :
en
- FR769245A - Compensator for the effect of roll on the adjustment of the t antennas. s. f. ships :
en
fr
- US1971068A - Boiler :
en
- DE601608C - Coffee and milk sieve :
de
en
- DE601648C - For sending especially throat and throat swabs and the like. Like. Serving device :
de
en
- US1970626A - Fuel pump :
en
- US1970977A - Railway pedestal and journal box structure :
en
- US1971138A - Grinding machine :
en
- DE601580C - Freewheel brake hub, especially for bicycles :
de
en
- DE601587C - Switching device for achieving and securing the synchronization of two or more engines :
de
en
- DE601776C - Method for consolidating loose soils :
de
en
- CA344121A - Detector circuit :
en
fr
- USD93125S - Design fob a shoe :
en
- GB415318A - Non-slipping and anti-skidding tyre for motor vehicles and motor cycles :
en
- GB415400A - Improvements in or relating to overhead electrical power transmission systems :
en
- FR769289A - Steel mainly intended for the manufacture of rivets :
en
fr
- DE601765C - Reversible two-stroke diesel engine :
de
en
- US1970691A - Record changing mechanism :
en
- DE601764C - Gas pressure atomizer for fluids for pest control :
de
en
- DE601796C - Vehicle, especially rail vehicle for transporting livestock :
de
en
- US1971016A - Aircraft having sustaining rotors :
en
- US1970738A - Automatic gear shift :
en
- GB415294A - Improvements in electric cables :
en
- GB415345A - Improvements in centrifugal brakes :
en
- DE601758C - Travel bottle with drinking cup that are detachably connected to each other :
de
en
- FR769265A - Improvements to processes for obtaining copper, from industrial copper salt lye :
en
fr
- GB415314A - Improvements in and relating to thermostatic control of electrically heated sterilizers :
en
- FR769444A - Multipurpose agricultural machine :
en
fr
- GB415219A - Improvements in medicated bodies for application to the human body :
en
- US1970539A - Process for electrochemically producing stable images and characters :
en
- US1970978A - Railway truck :
en
- FR769319A - Improvements in photoacoustic recording systems on cinematographic films :
en
fr
- US1970678A - Optical system :
en
- US1970933A - Wave transmission network :
en
- FR769388A - Plates for making coverings for fireplaces, paving, etc. :
en
fr
- GB415184A - Improved film driving mechanism for sound reproducing or like apparatus :
en
- US1971071A - Paper container :
en
- DK49140C - Cork. :
da
en
- FR769500A - Improvements in television processes and apparatus :
en
fr
- FR769160A - Process for finishing rifle barrels and finished barrels according to said process :
en
fr
- FR769185A - Improvements to gyroscopic devices :
en
fr
- FR769421A - Method and device for burning low value fuels, particularly slush :
en
fr
- GB415418A - Improvements in or relating to brake mechanism for velocipedes, motor vehicles and the like :
en
- DE601685C - Powder compact with a slotted cover plate and a paddle wheel attached under it :
de
en
- DE601710C - Liquid shock absorbers :
de
en
- US1971166A - Speed changing device :
en
- USD93141S - Design for a wheel :
en
- USD93129S - Design for an electric refrigerator :
en
- US1970806A - Expansion valve :
en
- US1970685A - Valve control for presses :
en
- US1971283A - Power driven rotary toothbrush :
en
- GB415347A - A chair with a reversible seat :
en
- FR769357A - New dyes of the pyrene series and their preparation process :
en
fr
- GB415414A - Improvements in and relating to insulation particularly suitable for use in electric transformers :
en
- US1970801A - Fuel injection nozzle for internal combustion engines :
en
- USD93148S - Design for metal mesh fabric :
en
- DE601461C - Schraemkopf for underground cutting machines :
de
en
- DE601855C - Drawing press :
de
en
- DE601451C - Process for the production of active, in particular catalytically active materials :
de
en
- US1971137A - Toy gun :
en
- AT138575B - Auxiliary equipment for accounting purposes. :
de
en
- AT138630B - Hard alloys of tungsten carbide produced by pressing and subsequent sintering of the mixed powdery components. :
de
en
- DE601652C - Process for the electrolytic felling of silver from thiosulphate solutions :
de
en
- GB415307A - Improvements in or relating to machines for lacing shoe uppers :
en
- US1970663A - Calcium sulphate plaster mix :
en
- US1971182A - Sustaining-power synchronous electric clock, etc. :
en
- USD93110S - Design for a fender flap :
en
- AT138615B - Method for the electrophoretic deposition of rubber from latex od. :
de
en
- DE601422C - Device for closing cans :
de
en
- DE601781C - Electric high-voltage switchgear of the open-air design :
de
en
- DE601778C - Brush for cleaning beer pressure lines :
de
en
- DE601699C - Method for operating a coal mixing and grinding plant :
de
en
- FR769196A - Process for the preparation of alkali nitrate from calcium nitrate and an alkali chloride :
en
fr
- DE601621C - Automatic machine for the production of nuts with swiveling and axially movable gripper :
de
en
- US1970646A - Engine poppet valve lifter :
en
- US1971225A - Shuttle changing loom :
en
- US1970650A - Method of making flexible corrugated tubular metal walls :
en
- US1970810A - Planer :
en
- FR769315A - Safety key :
en
fr
- GB415368A - Improved closure device for bottles and vessels of all kinds :
en
- US1970618A - Belt fastener :
en
- GB415334A - Improvements in electric battery lamps :
en
- GB415381A - Improvements in or relating to machines for mixing concrete and other granular materials :
en
- FR769114A - Machine for tying metal wires, in particular for strapping boxes or parcels :
en
fr
- FR769431A - :
fr
- GB415269A - Improvements in or relating to cutting apparatus :
en
- DK49150C - Device with roller blind fittings. :
da
en
- USD93140S - Design for a wheel :
en
- US1970779A - Equipment for making castings :
en
- US1970695A - Process for manufacture of hydrogen and catalyst used in such process :
en
- AT138595B - Arrangement of the heating surface in the radiation part of shaft-shaped steam generators with forced flow of the working medium. :
de
en
- DE601660C - Canopy for emergency seats on motor vehicles :
de
en
- DE601817C - Feeding device for the pressed material on briquette extrusion presses :
de
en
- US1970558A - Enclosed combined switch and fuse :
en
- US1970740A - Method for emplacing concrete in building construction :
en
- US1970689A - Detachable shoe heel :
en
- US1971038A - Thermal conductivity cell :
en
- US1971074A - Current generation for arc welding and the like :
en
- DE601806C - Automatic lateral stabilization of aircraft :
de
en
- CA344096A - Bumper post and railway track :
en
fr
- AT138561B - Free-working electric motor. :
de
en
- US1971167A - Treatment of hydrocarbon oils :
en
- US1971228A - Coin controlled locking means :
en
- US1971133A - Welding-electrode holder :
en
- CA344056A - Card record forming method :
en
fr
- DE601613C - Tape-shaped recording medium with control records :
de
en
- AT138617B - Braking device, in particular for rail vehicles. :
de
en
- US1970911A - Metal working machine :
en
- US1970930A - Glass cutting apparatus :
en
- DE601719C - Process for the preparation of dyes of the gallocyanin series :
de
en
- CA344045A - Anchoring post :
en
fr
- CA344131A - Tractor and trailer :
en
fr
- CA344106A - Zinc purification :
en
fr
- FR769154A - Improvements in mechanisms for moving packages in packaging machines and the like :
en
fr
- GB415396A - Method of and apparatus for producing periodic switching or modulating effects :
en
- US1970617A - Rope sling :
en
- US1970905A - Door construction :
en
- US1970952A - Line controlled apparatus :
en
- AT138572B - Process for the production of a lightweight construction material. :
de
en
- AU1403133A - Improvements in or relating to photographic cameras :
en
- AT138642B - Machine for the production of hollow bodies from glued veneers. :
de
en
- CA344069A - Tuning device :
en
fr
- AT138580B - Device for the step-by-step advancement of lined up cigar wrapping molds. :
de
en
- CA344016A - Lock :
en
fr
- FR769333A - Hand-Operated Fan Enhancements :
en
fr
- DE601624C - Malschloss, whose adjustment axles, which carry the locking disks, consist of two parts that overlap with their flattened areas :
de
en
- US1971122A - Combined gas range and gas heater :
en
- DE601607C - Safety lock for handbags, suitcases, etc. like :
de
en
- FR769244A - :
fr
- FR769385A - Tap :
en
fr
- GB415109A - Improved method of and means for the manufacture of metal tubes :
en
- DE601835C - Tooth straightening device from a lingual arch equipped with straightening clips :
de
en
- CA344083A - Transformer and power distributor :
en
fr
- AT138586B - Key holder. :
de
en
- AT138609B - Process for the production of gravure inks. :
de
en
- CA344028A - Sealing device :
en
fr
- FR769383A - Fixing system for ashtray, storage compartment, etc., more particularly applicable to the internal fittings of motor vehicles :
en
fr
- US1970690A - Transmission control :
en
- FR769107A - Nails for crosswalks and similar applications :
en
fr
- GB415113A - Improvements in and relating to electric discharge lamps :
en
- CA344152A - Sound recording method :
en
fr
- CA344115A - Amplifier circuit :
en
fr
- FR769147A - Method and device for the manufacture of round bales of artificial textile fiber :
en
fr
- GB415253A - Improvements in and relating to ploughs, cultivators and harrows :
en
- GB415285A - Improvements in and relating to electric switching apparatus with time-delay action :
en
- DE593056C - Milk can with attached measuring vessel :
de
en
- DE601734C - Rotary kiln for firing, sintering, roasting, agglomerating and drying all kinds of goods :
de
en
- US1971209A - Motor vehicle assembly :
en
- US1971027A - Process of rolling rings :
en
- FR769161A - Shoe especially for sports :
en
fr
- US1970673A - Drill :
en
- US1971276A - Production of sound images on films or plates by means of the chromate process :
en
- US1970687A - Art of making sulphated derivatives of butene :
en
- DE601396C - Automatic control device for diesel locomotives with indirect energy transmission :
de
en
- US1970943A - Garment hanger :
en
- US1971087A - Cooky machine :
en
- US1971181A - Ground noise elimination :
en
- US1970790A - Lavatory :
en
- US1971298A - Combined vending and change making machine :
en
- FR769202A - Synchronism system between the shutter of a photographic camera and fused lamps replacing magnesium flashes :
en
fr
- US1970777A - Method of and machine for grinding tapered rollers :
en
- US1970940A - Concrete storage tank with acid-resisting metal linings :
en
- CA344108A - Wringer :
en
fr
- GB415322A - Improvements in pistons and cylinders for internal combustion engines :
en
- FR769214A - Process for automatically causing, by the passage of mobiles and according to the direction of this passage, the operation of certain devices :
en
fr
- FR769348A - High brightness lens :
en
fr
- FR769452A - Advanced air brake :
en
fr
- IE13212L - Electric discharge tubes :
en
- GB415193A - Improvements in or relating to hinge constructions :
en
- USD93146S - Design for a hair drier :
en
- GB415302A - Improved process and apparatus for applying a coating of lacquer to metal strips and for drying the said coating :
en
- GB415428A - Improvements in or relating to a process for annealing alloys :
en
- FR769369A - Static diffuser gasket for carburized gases for internal combustion engines and other uses :
en
fr
- US1970883A - Adjustable inclinometer :
en
- US1971159A - Flow nipple :
en
- USD93121S - Design fob an outboard motor :
en
- US1971245A - Refrigeration :
en
- US1970601A - Carburetor :
en
- US1971028A - Acoustic advertising device :
en
- CA344107A - Zinc volatilization :
en
fr
- DE601477C - Process for vulcanizing rubber :
de
en
- DE601641C - Process for processing hydrocarbons in electric arcs operated with direct current generators :
de
en
- GB415359A - Improvements in and connected with the extrusion of metallic cable and like sheaths :
en
- FR769397A - Automatic feeder for printing presses and other similar machines :
en
fr
- FR769249A - Method and device for recording, at the subscriber's premises, statistical elements on automatic telephone networks :
en
fr
- GB415281A - Improvements in or relating to starting devices for internal combustion engines :
en
- US1970900A - Movable floor vehicle :
en
- US1971224A - Oiler :
en
- GB415254A - Improvements in high-draft apparatus for spinning machines :
en
- CA344100A - Price tag :
en
fr
- GB415256A - Improvements in or connected with adhesives :
en
- US1970759A - Tile :
en
- US1971030A - Chemical compound and priming mixture containing the same :
en
- DE601617C - Pistons, especially for internal combustion engines :
de
en
- DE601664C - Paint box :
de
en
- DE601737C - Adjustable wire stitching device for folding machines :
de
en
- US1970598A - Camera with moving reflectors :
en
- US1970886A - Automobile awning :
en
- US1970739A - Tag holder and shelf construction :
en
- US1970910A - Magnifying attachment for looping machines :
en
- USD93086S - Design fob a jar :
en
- GB415701A - Improvements relating to plant for the precipitation of dust or other solid particles from an atmosphere :
en
- FR769330A - Special device for material matching :
en
fr
- US1971095A - Express car operation :
en
- DE601669C - Process for the splitting pressure hydrogenation of organic substances :
de
en
- GB415140A - Improvements in or relating to modulation systems suitable for use for wireless signalling and similar purposes :
en
- US1970860A - Method of molding a concrete block equipped with a lifting strap :
en
- US1971050A - Shoe :
en
- FR769343A - Process for manufacturing thin hollow bars and mounting all independent patterns at their ends and resulting products :
en
fr
- FR769275A - New varnishes and paints, and their manufacturing process :
en
fr
- FR769332A - Method for preventing the growth of horns in horned animals :
en
fr
- GB415124A - Improvements in operating mechanism for the inking rollers of printing machines :
en
- FR769405A - Process for producing dyes for vats :
en
fr
- FR769374A - Time division multiplex telegraphy systems :
en
fr
- DE601705C - Process for cleaning the physical cathode of a photocell :
de
en
- US1971251A - Tube shaping tool :
en
- DE601857C - Flush arrangement in piston-controlled two-stroke internal combustion engines :
de
en
- US1970764A - Valve slack adjuster :
en
- US1971039A - Water tube boiler :
en
- AT138616B - Manufacturing process for high-emission cathodes. :
de
en
- AU1453233A - Improvements in and relating to game scorecard carriers :
en
- DE601763C - Device for catching and collecting the scraped from fruit trees pods, pieces of bark u. like :
de
en
- DE601827C - Cone-shaped membrane for loudspeakers :
de
en
- FR769191A - Plugs for barrel drains or the like :
en
fr
- DE592101C - Cigar or cigarette holder :
de
en
- AT138553B - Submersible motors, in particular for driving underwater pumps. :
de
en
- US1971279A - Process and contrivance for producing hollow bodies by casting :
en
- DE601533C - Construction kit for the representation of crooked corners and angles of all kinds :
de
en
- FR769438A - Multicellular iron pilot :
en
fr
- DE601637C - Twisting device :
de
en
- FR769300A - Device for the extraction of sludge from forced circulation tube steam generators :
en
fr
- FR769409A - Lift support for cycles and motorcycles :
en
fr
- FR769127A - Rolling boom crane with cycloidal rollers balanced in all positions and with horizontal displacement of the lifting hook :
en
fr
- DE601804C - Hook inserter for sewing needles :
de
en
- GB415127A - Improvements in or relating to burners for gas fires and the like :
en
- DE601647C - Process for the production of a radioactive salt mixture effective against animal diseases from the Heidelberg thermal radium brine :
de
en
- DE601752C - Method for embedding fusible conductors in bulk for closed fuses :
de
en
- DE601650C - Roller hanger for curtains, drapes, etc. like :
de
en
- AT138555B - Termination for two-core cables. :
de
en
- CA344079A - Tray for dental and surgical instruments :
en
fr
- AT138650B - Long-hearted bobbins for bobbin lace machines. :
de
en
- US1971285A - Natural light illuminating means for displays :
en
- CA344143A - Piston ring :
en
fr
- DE601579C - Cushioning, especially for motor vehicles :
de
en
- US1970761A - Whipstock :
en
- US1971165A - Hose reel :
en
- AT138613B - Method of obtaining yeast. :
de
en
- CA344091A - Wallboard manufacture :
en
fr
- US1971318A - Stabilized chlorinated aliphatic hydrocarbon :
en
- US1971126A - Winch for the operation of grabs, buckets, and the like :
en
- CA344031A - Automobile rumble seat cover :
en
fr
- GB415216A - Improvements in vapourizers for conditioning hydrocarbon oils as fuel :
en
- AT138569B - Process for the production of sized paper containing alkaline fillers. :
de
en
- US1971256A - Thread cutting mechanism for looms :
en
- AT138566B - Drawer for kitchen boxes, sales counters or the like. :
de
en
- US1970737A - Sheet metal fence post :
en
- US1970934A - Winding machine :
en
- AT138551B - Arrangement for remote control of electrical circuits. :
de
en
- US1970797A - Corn harvester :
en
- US1970842A - Belt conveyer :
en
- US1970956A - Method of desiccating liquids and semisolids :
en
- US1971107A - Garment wrapper or bag :
en
- AT138610B - Device for manufacturing, filling and closing paper bags. :
de
en
- CA344105A - Tire safety device :
en
fr
- US1970888A - Balanced, plug-type, throttle valve :
en
- USD93085S - Design fob a stool pedestal :
en
- US1971260A - Hyperboloidal worm gearing :
en
- FR769121A - pocket electric motor, with fan :
en
fr
- FR769273A - Nozzle system for metallization device or molten metal projection :
en
fr
- GB415293A - Improvements in and relating to printing presses :
en
- CA344086A - Meter support :
en
fr
- CA344103A - Glass blowing machine :
en
fr
- US1970778A - Cable manufacture :
en
- AT138600B - Device to prevent the interference of the playback of radio receiving network devices with electromagnetic loudspeaker systems caused by the network interference frequencies. :
de
en
- AU1674034A - Improvements in or relating to apparatus for use inthe storage of milk, cream andother similar perishable liquids :
en
- US1971146A - Electrical protective device :
en
- US1971248A - Process and apparatus for producing low boiling point hydrocarbons from high boiling point hydrocarbons :
en
- DK49143C - Procedure for obtaining good dispersibility of fine-grained table salt by additions. :
da
en
- US1970624A - Adjustable telescoping support :
en
- GB415301A - Improvements in and relating to centrifuges :
en
- US1970653A - Window lock structure :
en
- US1970807A - Electromagnetic control system :
en
- US1971293A - Carburetor :
en
- US1970704A - Coating composition :
en
- US1970732A - Apparatus for crystallizing solutions by evaporation or cooling :
en
- US1970733A - Groove grinding machine :
en
- DK49165C - Measuring apparatus for marking timber and the like. :
da
en
- GB415421A - Improvements relating to housings and mountings for dynamo electrical machines :
en
- US1970836A - Door shield :
en
- GB415431A - Improvements in and relating to electric lamp fittings :
en
- USRE19281E - Reamer for earth-boring buckets :
en
- GB415369A - Improvements in or relating to crank mechanisms :
en
- GB415211A - An improved package or box adapted more especially for containing comestibles :
en
- GB415413A - Improvements in automatic electrical circuit breakers :
en
- DE601762C - Glue ring double tape for fruit trees :
de
en
- DE601701C - Process for the production of volatile acids from gases and vapors :
de
en
- US1970873A - Registering device :
en
- FR769318A - Television method and device :
en
fr
- GB415330A - Improvements in silencing devices for the exhaust gases of internal combustion engines :
en
- GB415291A - Improvements in finned tubes for heat exchange apparatus :
en
- US1970546A - Nozzle :
en
- US1971294A - Invalid handling device :
en
- US1971301A - Production of hydrocarbons of high boiling point :
en
- DE601550C - Process for the production of porous rubber compounds :
de
en
- GB415353A - Improvements in ignition devices for electric discharge apparatus :
en
- DE601767C - Carburetor :
de
en
- GB415138A - Improvements in or relating to chairs :
en
- FR769193A - Variable-ratio hydraulic transmission and automatic adjustment device of this transmission :
en
fr
- US1970780A - Tire building apparatus :
en
- DE601601C - Stopper-like door :
de
en
- DE601658C - Process for the sensitization of colloids for photomechanical reproduction purposes by means of organic chromium salts :
de
en
- GB415168A - Improvements in electrical synchronous motors for operating clocks and like mechanisms :
en
- DE601604C - Procedure for starting several synchronous motors :
de
en
- DE601749C - Roof switch with fuse for electrically operated vehicles :
de
en
- GB415438A - Process for the manufacture of rubber solutions and of rubber conversion products therefrom :
en
- DE601815C - Cooled plunger for internal combustion engines :
de
en
- FR769213A - Cranking device of eccentric presses specially intended for drawing :
en
fr
- GB415125A - Improvements in apparatus for feeding sheets to printing and like machines :
en
- DK49151C - Machine for Cutting Rubber Snakes in Thin Bands. :
da
en
- GB415220A - Improvements in pivots for mirror and other articles :
en
- GB415387A - Improvements in, or relating to, automatic circuit-breakers :
en
- GB415390A - Improvements relating to steam superheater elements :
en
- FR769329A - Tin solder manufacturing process and resulting product :
en
fr
- FR769390A - :
fr
- GB415131A - An improved free-wheel or ratchet clutch :
en
- DE601774C - Hinge design and arrangement, in particular on motor vehicle doors :
de
en
- DE601838C - Backrest that can be placed on upholstered furniture and supported on its side rest :
de
en
- GB415137A - Improvements in or relating to high tension electric transmission systems :
en
- US1970805A - Suspenders and the like :
en
- FR769195A - Process for the preparation of organic dyes :
en
fr
- FR769317A - :
fr
- GB415350A - Improvements in or relating to hot water circulating systems for heating :
en
- GB415147A - Improvements in or relating to closures for cans, jars and other receptacles for food :
en
- GB415181A - Improvements in hard soldering mixtures and hard soldering processes :
en
- US1971143A - Machine for making a knotted stitch :
en
- GB415160A - A new or improved dish or container for butter and the like :
en
- US1970570A - Method and apparatus for tube manufacture :
en
- US1971125A - Coat :
en
- DE601524C - Suction cell rotary drum filter :
de
en
- DE601676C - Process for the production of photographs :
de
en
- US1971011A - Synchronizing device for self-playing instruments :
en
- US1970616A - Rake :
en
- FR769232A - Improvements to the mechanisms for regulating the distribution of tobacco in cigarette machines :
en
fr
- GB415146A - Facings of corrosion-resistant metals, or alloys, for roofs, walls and other surfaces :
en
- DE601813C - Process for the extraction of sulfur from sulfur-containing ore :
de
en
- GB415235A - Method for the production of starch and glutenous materials :
en
- GB415429A - Improvements in or relating to resilient couplings :
en
- AT138626B - Shut-off element seal, especially valve seal, for high pressures and temperatures. :
de
en
- FR769242A - Electric switch control device by racks and pinions :
en
fr
- FR769443A - Production of quaternary nitrogen combinations and their use in industry :
en
fr
- US1971063A - Cleaning material feeder for washing machines :
en
- US1971218A - Carpet vise :
en
- US1970667A - Adjustable nozzle :
en
- US1970726A - Valve :
en
- FR769428A - Thermal insulation device for refrigeration cabinets and other applications :
en
fr
- DE601500C - Process for the production of porcelain masses from raw kaolin :
de
en
- US1971313A - Means for indicating and/or recording unknown quantities :
en
- DE601693C - Single roller mill :
de
en
- FR769238A - Automatic delay and percussion trigger :
en
fr
- FR769314A - :
fr
- US1971084A - Heddle bar support :
en
- US1971128A - Eyeglasses or spectacles :
en
- US1971060A - Rotary valve :
en
- DE601775C - Target injection device as an attack and defense weapon :
de
en
- US1970813A - Umbrella structure :
en
- US1970875A - Tissue protective dental clamp :
en
- GB415169A - Improvements in or relating to boxes for staple strips or cores :
en
- US1971024A - Instrument for electrosurgical resection :
en
- FR769412A - Freewheel with automatic cleats, for bicycles, motorcycles or others :
en
fr
- GB415243A - An improvement in or relating to the preparation of material for making bricks and the like :
en
- FR769350A - Pneumatic inlet lock with internal valve, pneumatically loaded in working order :
en
fr
- GB415150A - Improvements in neckties :
en
- US1970581A - Box making machine :
en
- US1970766A - Heating apparatus :
en
- USD93096S - Design for a highway crossing :
en
- US1970596A - Long-stroke pumping mechanism :
en
- US1970656A - Thiazole compound and process of producing the same :
en
- US1970913A - Construction of ships :
en
- US1971193A - Polyphase oscillation generator :
en
- FR769335A - Protection device in case of rupture of leaf springs :
en
fr
- USD93115S - Design for a spin grip for athletes :
en
- DE601720C - Process for the preparation of nitro dyes :
de
en
- FR769156A - Process for developing invertible images :
en
fr
- GB415245A - Improvements in cores for moulding hollow bodies of concrete and the like :
en
- DE601812C - Equipment for loosening, conveying and depositing overburden and, if necessary, for dismantling and conveying the usable masses in opencast mines :
de
en
- FR769173A - Preparation of new sulfur dyes :
en
fr
- FR769219A - :
fr
- FR769169A - Improvement in pencil cases :
en
fr
- CA344099A - Disinfecting solution :
en
fr
- US1970710A - Ketonic perylene derivative and process of preparing same :
en
- US1970923A - Process and apparatus for the production of sulphur trioxide :
en
- AT138597B - Device for producing and filling packs similar to paper bags. :
de
en
- US1970962A - Supporting bracket :
en
- CA344101A - Lock seal :
en
fr
- CA344109A - Liquid treating apparatus :
en
fr
- FR769293A - Method and apparatus for eye examination :
en
fr
- US1971048A - Differential engine :
en
- US1970882A - Flanging press delivery device :
en
- US1971192A - Car truck :
en
- US1971290A - Ratchet mechanism :
en
- US1970683A - Store front construction :
en
- US1970664A - Draft and buffer gear :
en
- US1970623A - Rear sight for guns :
en
- GB415128A - Improvements in or relating to electric switches employing mercury contacts :
en
- US1970669A - Anthraquinone dyestuff :
en
- GB415163A - Improvements in circular cutters relating to wallpaper edge cutting machines :
en
- GB415240A - Means for the automatic manufacture of threaded nuts :
en
- FR769366A - Vertical swing pump :
en
fr
- GB415312A - Improvements in or relating to the production of butyl alcohol by fermentation :
en
- US1970613A - Method of controlling treating processes :
en
- US1970904A - Brake linkage :
en
- DE601598C - Schulzsch design tube dryer :
de
en
- DE601713C - Bogie with at least three axles for rail vehicles :
de
en
- DE601459C - Method and machine for waxing hollow containers :
de
en
- FR769143A - Device intended to prevent derailment of trains :
en
fr
- GB415167A - Improvements in and relating to seats for vehicles :
en
- GB415194A - Improvements in or relating to hatch covers for ships or other vessels :
en
- US1971003A - Airplane :
en
- US1970573A - Liquid dispenser :
en
- US1970620A - Pumping unit :
en
- US1970981A - Bookkeeping machine :
en
- US1970711A - Cigar lighter :
en
- US1970767A - Cable terminal :
en
- US1970854A - Means and method of control of electric welding circuits :
en
- US1970862A - Tractor tie rod :
en
- US1971077A - Thread spooling machine :
en
- US1971274A - Manufacture of water-repellent papers of high wet strength :
en
- DE601665C - Atomizers, especially for paints, with a centrifugal distributor :
de
en
- FR769192A - Improvements to annular superheaters :
en
fr
- FR769141A - Hydraulic control unit :
en
fr
- US1971265A - Interchangeable jewel mounting :
en
- US1971236A - Racing game :
en
- DE601586C - Electric switch :
de
en
- FR769436A - Heavy hydrocarbon gasifier, such as fuel oil for example :
en
fr
- GB415378A - Improvements in or relating to fluid actuated valves :
en
- US1970565A - Surface radiator :
en
- US1970672A - Trap rest :
en
- US1970966A - Method of reenforcing beams and girders under load :
en
- US1970823A - Vehicle wheel suspension and springing :
en
- US1971002A - Refrigerator frame :
en
- US1970642A - Electric soldering iron :
en
- US1971094A - Bracelet :
en
- FR769339A - Switch for hydraulic accumulators with compressed air atmosphere :
en
fr
- FR769303A - Device for the automatic dispensing of capsules to a capping mechanism :
en
fr
- DK49161C - Procedure for the Preparation of Durable Mixtures of Lecithin and Oil. :
da
en
- US1971243A - Lubricating oil :
en
- FR769194A - Device for varying the phase of a gate control voltage in ionic valves :
en
fr
- GB415208A - Improvements relating to apparatus for degreasing articles :
en
- DE601708C - Rollers and rings designed for roller bearings :
de
en
- US1971114A - Safety device :
en
- US1971242A - Solar water heater :
en
- FR769328A - Multi-traction trailer :
en
fr
- US1971019A - Convenience outlet :
en
- US1970709A - Container closure :
en
- US1971051A - Structural element :
en
- US1971158A - Separable fastener attachment machine :
en
- US1970555A - Mother crank bearing assembly :
en
- US1970655A - Sewing cabinet :
en
- US1970699A - Antifriction bearing :
en
- US1970610A - Load bracing means for railway cars and other transport :
en
- US1970885A - Engine starter :
en
- US1970665A - Suction cleaner :
en
- US1970675A - Noncollapsible inflation tube for pneumatic tires :
en
- FR769337A - Process and apparatus for molding various hollow parts and, in particular, mortar pipes containing fibrous materials :
en
fr
- AU1403033A - An improved machine forthe heat treatment of earth roads and surfaces :
en
- US1970971A - Water heater or steam boiler :
en
- US1970701A - Selective agent for mineral recovery :
en
- US1970889A - Battery charger :
en
- US1971200A - Joint :
en
- US1971233A - Rectifying rule for reading boards :
en
- DE601704C - Device to reduce interference with wireless reception from diathermy devices :
de
en
- US1970686A - Measuring device for vending machines :
en
- USRE19282E - Catalyst therefor :
en
- US1970635A - Connecter for spark plug terminals :
en
- US1970898A - Washboard attachment for bathtubs :
en
- US1971036A - Floor covering and method :
en
- US1970569A - Rotary internal combustion engine :
en
- US1970592A - Less than carload freight container :
en
- US1971206A - Ham boiler washing machine :
en
- DE601766C - Oil filter with cooling device :
de
en
- DE601829C - Device for switching on or off a power consumer to be connected to an alarm clock by means of a plug device at a specific time to be set on the alarm clock :
de
en
- US1970654A - Sulphuric ester of 3.3'-difluoro-di-anthrahydroquinone-azines :
en
- US1970660A - Locking support :
en
- CA344112A - Convertible band pass radio receiver :
en
fr
- AT138643B - Thread guides for ring spinning and ring twisting machines. :
de
en
- CA344147A - Insulating supporting pin :
en
fr
- DE601564C - Circular knitting machine for the production of partly ribbed, partly smooth knitted fabric :
de
en
- FR769140A - Lighting device whose light source is inside a paraboloidal reflector :
en
fr
- US1970747A - Power plant :
en
- US1971116A - Means for protecting reciprocating tables of matrix-making machines :
en
- US1971175A - Broom :
en
- FR769307A - Dyeing and printing of vegetable fibers :
en
fr
- US1971100A - Sewer pipe joint :
en
- US1970927A - Artificial tooth :
en
- US1971324A - Sea wall :
en
- US1970659A - Insulator cap :
en
- US1971101A - Directional signal for motor driven vehicles :
en
- DK49148C - Resilient mattress base. :
da
en
- US1970588A - Railway rail :
en
- US1970641A - Reel fitting :
en
- DE600938C - Ferrari measurement system :
de
en
- DE601487C - Mixing and distributing device for tobacco :
de
en
- DE601811C - Centrifugal drum :
de
en
- GB415292A - Improvements in and in the manufacture of squeezing or expressing bowls, rollers andsuch like :
en
- GB415357A - Improvements in fasteners more especially for securing the covers of metal cases used for enclosing electrical apparatus :
en
- GB415698A - Improvements in or relating to the electrical propulsion of ships :
en
- FR769220A - Pneumatic tire with device damping the effects of punctures and preventing bursts :
en
fr
- FR769263A - Method for preparing meta-acetylamino-para-oxy-phenylarsinate from diethylamino-undecyl-8-amino-6-metoxyquinoline :
en
fr
- US1970989A - Wall board :
en
- US1971263A - Display unit :
en
- USRE19286E - Vulcanization accelerator :
en
- US1970662A - Azo dyestuff insoluble in water and fiber dyed therewith :
en
- US1970830A - Self-reenforcing and/or antislipping veined object :
en
- US1970564A - Noncorrosive fluid and method of compounding the same :
en
- CA344154A - Electrical contact system :
en
fr
- GB415273A - Process of roasting or roasting and sintering pulverulent sulphuriferous ores :
en
- US1971284A - Punch faucet :
en
- USD93109S - Design for an ensemble suit :
en
- DE601635C - Steering device with pressure medium drive :
de
en
- US1971168A - Oxidizing catalyst and process of making it :
en
- CA344041A - Carbonaceous material hydrogenation :
en
fr
- US1971017A - Mounting structure for aircraft sustaining rotors :
en
- US1970874A - School furniture :
en
- US1970698A - Portable repair vulcanizer :
en
- US1971163A - Friction element and method of improving the same :
en
- US1971187A - Hydraulic reversing valve :
en
- US1970786A - Art of making neckties :
en
- US1970725A - Brake equalizing means :
en
- US1970768A - Alloy :
en
- US1970894A - Gearing :
en
- US1971308A - Art of lining tanks :
en
- US1971188A - Grid-controlled electric valve converting system :
en
- US1970607A - Triarylmethane dyestuff :
en
- FR769210A - Process for manufacturing pure hydratopectin and resulting product :
en
fr
- AT138647B - Hair curling device. :
de
en
- AU1639034A - Improvements in or relating to counting or calculating apparatus :
en
- US1970589A - Wire tying machine :
en
- US1971237A - Formation of sheeted cellulose for nitration :
en
- US1971257A - Electrical utility device and motor assembly :
en
- AU1439833A - Clasp or clip for hair waving :
en
- US1970586A - Game device :
en
- US1970582A - Box making :
en
- US1971319A - Process of treating alunite :
en
- US1970959A - Mat construction :
en
- US1970571A - Support for horizontal cylindrical tanks :
en
- US1970848A - Display window bag :
en
- US1970938A - Telegraph exchange system :
en
- US1970880A - Constant liquid feed apparatus :
en
- AT138598B - Device for arc welding for large workpieces. :
de
en
- CA344093A - Wallboard manufacture :
en
fr
- FR769377A - Ultra-fast switch :
en
fr
- US1971055A - Lens mounting :
en
- US1970553A - Process for producing low boiling point hydrocarbons :
en
- US1970584A - Air conditioning system :
en
- US1970693A - Regeneration of doctor sludge :
en
- US1970715A - Thermometer and method of making the same :
en
- US1971289A - Screw driver :
en
- CA344085A - Anthraquinone series dyestuff manufacture :
en
fr
- US1970705A - Portable sectional shipping and storage unit :
en
- US1970591A - Lubricating apparatus :
en
- US1970652A - Variable angle gear drive :
en
- US1970597A - Sampling apparatus :
en
- US1971121A - Compensating means for cam milling machines :
en
- AU1545333A - A sound record for talking machines andthe like :
en
- US1970619A - Lifting jack :
en
- US1970630A - Stabilizing platform :
en
- US1970838A - Lawn edge trimmer :
en
- US1970941A - Method of and machine for resistance welding :
en
- USD93124S - Design for a shoe :
en
- AU1457633A - Resilient coupling :
en
- US1970554A - Apparatus for compensating frequency changes in piezo-electric crystals due to changes in temperature :
en
- DE601684C - Process for the protection of corrosive materials by painting :
de
en
- FR769435A - Device for adjusting and controlling t receivers. s. f. :
en
fr
- GB415402A - Improvements in or relating to fastener forming and inserting machines :
en
- DK49167C - Apparatus for Aalefangst. :
da
en
- US1970649A - Process for the manufacture of odorless phenol-formaldehyde resin :
en
- FR769229A - Process for waterproofing and fireproofing paper, cardboard, fabrics, fibrous or woody materials :
en
fr
- US1970859A - Stabilizer :
en
- US1970961A - High frequency converter arrangement :
en
- AU1383033A - Improvements in or relating to automatic volume control systems suitable for use in radio receivers and like apparatus :
en
- US1970870A - Nonmottling and nonhardening maple sugar and process of making the same :
en
- US1970912A - Oil-soluble resin :
en
- USRE19277E - Door for poultry coops and crates :
en
- US1970876A - Card table :
en
- FR769496A - Method of making materials comprising rubber-based compositions :
en
fr
- CA344081A - Napkin dispensing cabinet :
en
fr
- US1970605A - Process for isolating levulose as the lime levulate :
en
- US1970730A - Apparatus for case hardening glass :
en
- AT138564B - Device for measuring the quantities of gases, vapors or liquids. :
de
en
- CA344048A - Hat finishing method :
en
fr
- GB415354A - Improvements in or relating to compressors, more particularly for refrigerating machines :
en
- GB415430A - Improvements in and connected with circuits for wireless receiving apparatus :
en
- CA10428S - Shape and outline for use on tea and breakfastware :
en
- CA344040A - Sash balance :
en
fr
- US1971149A - Purification of molten metal :
en
- US1971244A - Process for converting petroleum hydrocarbons :
en
- US1971085A - Suspension of the seats of vehicles :
en
- US1970969A - Temperature responsive mechanism :
en
- US1971096A - Vaginal syringe :
en
- US1970855A - Blower mounting :
en
- US1971300A - Christmas tree base :
en
- AT138604B - Method for the electrolytic deposition of rubber or the like. :
de
en
- US1970753A - Pressure measuring device :
en
- US1971282A - Shuttle and filling carrier for looms :
en
- CA344137A - Knitting machine :
en
fr
- FR769274A - Improvements to mechanical fireplaces :
en
fr
- GB415274A - Atomiser with variable output for liquid fuel and the like :
en
- US1971008A - Preheating flame stabilizer for cutting blowpipes :
en
- USD93093S - Design for a typewriting machine :
en
- AT138573B - Turning drum for egg preservation machines. :
de
en
- AT138554B - Process for adjusting an electrical transfer power between two power networks to a prescribed amount. :
de
en
- CA344114A - Constant band width radio receiver :
en
fr
- US1970948A - Guide bar support for concrete gauges :
en
- USD93151S - Design for a return-ball bat :
en
- CA344084A - Alloy steel :
en
fr
- CA344119A - Cathode circuit :
en
fr
- AT138576B - Device for utilizing the excess or remaining heat in steam ovens for space heating with hot water. :
de
en
- AU1411633A - Improvements in or relating tothe manufacture of cast iron annuli :
en
- CA344068A - Surge-proof transformer :
en
fr
- CA344088A - Shock absorber :
en
fr
- AU1354433A - Improved machine for reducing linseed straw or other fibrous material to fibre :
en
- FR769320A - Door handle capable of being disengaged and fitted, in particular, on motor cars :
en
fr
- FR769286A - Double tamper-proof paper manufacturing process :
en
fr
- DE601819C - Method and device for treating webs of sensitive materials, e.g. B. tissue, paper, films o. The like., With liquid or gaseous agents :
de
en
- GB415200A - Improvements in or relating to traffic actuated signalling apparatus :
en
- GB415447A - Process for the treatment of solid materials with liquids :
en
- FR769157A - Improved flat key lock for trunks and the like and corresponding key :
en
fr
- GB415153A - Improvements in or relating to railway and like switch points :
en
- AU1491633A - Process forthe isolation of piperitone :
en
- US1970815A - Ironer :
en
- US1970915A - Container seating abutment for railway cars :
en
- US1970926A - Sound radiator :
en
- US1971018A - Method of making an artillery steel wheel :
en
- CA344125A - Amplifier circuit :
en
fr
- US1970983A - Pliers :
en
- AT138637B - Fine grinding device for razors and blades. :
de
en
- US1970970A - Hermetically sealed container :
en
- CA344136A - Pump relief device :
en
fr
- US1970839A - Loose leaf memorandum pad :
en
- US1970928A - Rotary valve :
en
- AT138590B - Advertising arrangement for post box. :
de
en
- GB415223A - New or improved devices for suspending pictures and other objects from walls and the like :
en
- US1971058A - Automatically controlled electric toaster :
en
- US1971134A - Spring adjustment means :
en
- CA344117A - Amplifier circuit :
en
fr
- DE601634C - Facility for opening envelopes :
de
en
- AT138623B - Method for setting voting groups, in particular radio reception and transmission equipment. :
de
en
- US1970670A - Culvert and method of protecting the same :
en
- US1970985A - Combined coat and shirt :
en
- GB415326A - Process for waterproofing and lapidifying loose, porous or sandy strata :
en
- FR769135A - Manufacturing process of slide closures :
en
fr
- GB415411A - Improvements in high vacuum cathode ray tubes :
en
- GB415224A - Improvements in process for the continuous treatment of vegetable materials with soda and gaseous chlorine for the industrial production of cellulose :
en
- US1970844A - Motion picture camera :
en
- US1971278A - Harrow attachment :
en
- GB415166A - Improvements in or relating to electric discharge tubes or the like :
en
- GB415441A - Improvements in thermionic valves :
en
- GB415134A - Improvements in or relating to sliding clasp fasteners :
en
- USD93131S - Design for a plate ob analogous :
en
- US1971180A - Tractor controlled implement :
en
- FR769299A - Installation of regulators :
en
fr
- GB415358A - Improvements in electric discharge tubes with positive column discharge :
en
- GB415419A - Improvements in clutch control mechanism :
en
- AT138601B - Method and device for generating heat by electrical means. :
de
en
- GB415355A - Improvements in and relating to the contact construction of electric lamps and thermionic valves :
en
- GB415310A - Improvements in or connected with fuel economisers or feed water heaters and like apparatus for effecting transfer of heat :
en
- US1970746A - Insulation unit :
en
- FR769340A - Device for gauging materials such as cement, lime, sand, gravel, stone, etc. :
en
fr
- GB415443A - Improvements in or relating to moving coil electrical instruments :
en
- IE13363L - Electrical transformation system :
en
- FR769342A - Process for obtaining chlorinated rubber dispersions :
en
fr
- GB415234A - Improvements in stroboscopic apparatus for observing moving bodies :
en
- FR769441A - Process for manufacturing a feed for cattle and industrial product resulting from its application :
en
fr
- GB415139A - Improvements in or relating to supercharged internal-combustion engines :
en
- US1970921A - Tile composition :
en
- CA344042A - Lubricated valve :
en
fr
- FR769283A - Bridge arrangement for determining high voltage loss angles :
en
fr
- FR769376A - Improvements to automatic train control systems :
en
fr
- GB415262A - Device for use in packing cigarettes :
en
- GB415177A - Improved equipment for the recording of sound on talking picture films :
en
- US1971314A - Machine for the manufacture of chocolate :
en
- DE601839C - Depth pointer :
de
en
- US1971186A - Faucet :
en
- GB415290A - Improvements in and relating to boiler furnaces more particularly for central heating :
en
- FR769184A - Sealed sheet metal construction :
en
fr
- GB415252A - Improvements in apparatus for stamping and punching or like operations on sheet metal :
en
- GB415299A - Method of and means for insulating wire :
en
- GB415412A - Improvements in the manufacture of treatment of artificial filaments, threads, yarns, ribbons, fabrics and the like made from or containing organic esters of cellulose :
en
- DE601609C - carpet :
de
en
- US1971152A - Clasp :
en
- DE601673C - Arrangement that permits the use of normal rotor-excited commutator rear machines for 50 Hertz in cascades in networks with abnormal frequencies :
de
en
- FR769324A - Gas incandescent burner for signal lanterns :
en
fr
- FR769327A - Improvements to television and similar apparatus :
en
fr
- GB415142A - Improvements in or relating to electrical oscillation generators :
en
- FR769241A - Clasp, especially for bags, trunks, briefcases :
en
fr
- GB415241A - Improvements in suction conduits for dredgers :
en
- US1970563A - Volute spring structure for railway trucks :
en
- US1970719A - Gas discharging device :
en
- US1970758A - Spindle construction :
en
- GB415399A - Improvements relating to photo-mechanical printing processes :
en
- US1970958A - Optical appliance :
en
- DE601848C - Process for the production of negatives or transparencies, in particular partial negatives for color reproduction :
de
en
- FR769270A - Method and installation for soaking cereal seeds intended for use in the manufacture of integral bread :
en
fr
- FR769188A - Thermostatic temperature regulator for photography baths :
en
fr
- GB415212A - Improvements in and relating to means for controlling the warp thread tension in looms :
en
- CA344082A - Check valve :
en
fr
- GB415424A - Improvements in and relating to vehicle brakes :
en
- FR769347A - :
fr
- GB415456A - Process for producing small spherical particles :
en
- USD93126S - Design fok a shoe :
en
- US1970562A - Manufacture of fluoro-halo derivatives of hexachloroethane :
en
- DK49155C - Procedure for the manufacture of sliders for zippers. :
da
en
- FR769104A - Combined machine for cutting and weighing :
en
fr
- GB415174A - Improvements in or relating to the lubrication of check or guard rails on railway curves :
en
- GB415300A - Improvements in or relating to card-clothing :
en
- GB415255A - Improvements in or relating to electric audible signals :
en
- DE601619C - Silencers, especially for internal combustion engines :
de
en
- FR769400A - Improvements in processes and apparatus for the production of foam for fire extinguishing :
en
fr
- US1971105A - Hose coupling :
en
- FR769190A - New advertising device, particularly on entry tickets, travel tickets, etc. :
en
fr
- DE601783C - Method for connecting asynchronous machines in parallel, the commutator rear machine of which is excited during operation by a voltage source having a line frequency :
de
en
- FR769211A - Gas recovery fireplace :
en
fr
- FR769308A - Metallic film for photographic or cinematographic applications :
en
fr
- DE601770C - Thread cutting head for the simultaneous production of two concentric threads of different pitch, length and diameter with two concentrically arranged tool holders :
de
en
- US1970954A - Highway guard :
en
- GB415126A - Improvements in and relating to collision braking devices for vehicles :
en
- US1971061A - Microscope :
en
- FR769391A - Relay whose armature is supported by a leaf spring :
en
fr
- GB415257A - Improvements in or relating to reinforced concrete floor, wall, roof or like structures :
en
- AU1427333A - Improvements in gas producers for mobile engine units :
en
- USD93108S - Design for a dress :
en
- US1970821A - Combination vapor condenser, liquid preheater, and deaerator :
en
- US1970957A - Safety device for wringers :
en
- USRE19278E - Well cementing apparatus :
en
- FR769212A - Metal board for fixing electric meters or other devices :
en
fr
- FR769432A - Rotary machine for molding wafers, cookies, gingerbread, candies and other similar products made of dough, marzipan or the like :
en
fr
- DE601780C - Electrical insulating tube :
de
en
- US1970731A - Game apparatus :
en
- US1971238A - Average speed computing means :
en
- US1970643A - Anthraquinone-1-aldehydes and process of making same :
en
- DE601646C - Process for the production of a highly emissive cathode for gas-filled rectifiers :
de
en
- DK49142C - Self-charging rifle. :
da
en
- DK49166C - Vending machine with alternating or combined goods delivery from several consecutive goods stacks. :
da
en
- US1970808A - Concentration of ores by flotation :
en
- GB415351A - Improved method of producing compound ingots :
en
- US1971312A - Boiler wall :
en
- FR769356A - :
fr
- FR769410A - Humidifier device :
en
fr
- GB415403A - Improvements in or relating to thermionic valve oscillators :
en
- FR769387A - Detonator padlock :
en
fr
- GB415155A - Improvements in or relating to thermionic amplifiers and the like :
en
- FR769404A - Production process for halohydrins :
en
fr
- USRE19283E - Dry cell :
en
- FR769352A - Improvements to brabant plows :
en
fr
- USD93149S - Design for metal mesh fabric :
en
- FR769119A - Lighting alternator, multipole for bicycles :
en
fr
- GB415365A - Obturator for gas or gas mixtures combined with admission for pure air for internal combustion engines :
en
- DE601688C - Control for mobile systems with mechanical locking devices :
de
en
- USD93136S - Design for a wheel :
en
- GB415284A - Improvements in or relating to machines for cutting paper, cardboard or the like :
en
- USD93132S - Design for a coasting sled :
en
- DE601723C - Roller bearing for jacketed centrifugal casting molds :
de
en
- FR769282A - :
fr
- FR769419A - Timer control for coin-operated billiards or other similar applications :
en
fr
- GB415320A - Improvements relating to tiller frames for rotary tilling machines :
en
- DE601785C - Electrical capacitor with inserted connection electrodes :
de
en
- DE601858C - Steam shrink machine :
de
en
- DE601639C - Washing machine :
de
en
- USD93137S - Design for a wheel :
en
- US1971025A - Metal heater :
en
- DK49146C - Procedure for the manufacture of footwear. :
da
en
- US1970799A - Flush tank and closet bowl combination :
en
- US1970840A - Dolly :
en
- US1971113A - Brassiere :
en
- DE601702C - Circuit arrangement for the reservation of calls for several call stations on a common line :
de
en
- FR769142A - Kite enhancements for trawl fishing :
en
fr
- FR769150A - Recessed part forming a nozzle for introducing upper hot air into cupolas and blast furnaces :
en
fr
- GB415221A - Improvements in or relating to methods of uniting metal articles by fusion and resulting products such as electric contact assemblies :
en
- DE601689C - Method for shutting down the chassis drives of loading facilities, in particular loading and overburden conveyor bridges, with two operating speeds :
de
en
- US1970856A - Tube connecting device :
en
- US1970576A - Support for air-method cleaners :
en
- USD93133S - Design for a mechanical pencil :
en
- US1970890A - Process and multicolor filter for producing color pictures on lenticular films :
en
- US1970721A - Ratchet wrench :
en
- GB415392A - Improvements in and relating to boron carbide and method of making the same :
en
- GB415389A - Improvements in or relating to submarine electrical signalling systems :
en
- US1970637A - Grease pump lock :
en
- US1971014A - Work of art and method of making the same :
en
- FR769304A - Method and device for operating an independent ten-key adding machine, customary in the trade, using perforated bands :
en
fr
- DK49162C - Method and Apparatus for the manufacture of solid, round, a drug containing pills. :
da
en
- US1971254A - Method of sealing dry cells :
en
- US1970973A - Electrolyzing process with the use of a mercury cathode :
en
- US1971020A - Boiler cleaner :
en
- US1971202A - Typewriting machine :
en
- GB415247A - Improvements in the method of manufacture of flanged articles of paper or like material :
en
- GB415298A - Clip for the fastening together of papers, woven material and the like :
en
- US1970749A - Glass handling apparatus :
en
- US1971076A - Method of coating a filament with oxide :
en
- US1971108A - Shoe last :
en
- DE601824C - Process for the production of alkali salts of adenylpyrophosphoric acids in solid form :
de
en
- USD93145S - Design for a toy riding car :
en
- DE601523C - Mahlhollaender :
de
en
- DE601748C - Rail contact device :
de
en
- AT138649B - Device for driving in nails using compressed air. :
de
en
- FR769417A - Method for raising liquids and apparatus carrying out said method :
en
fr
- US1970729A - Helical gear transmission :
en
- GB415417A - Improvements in or relating to absorption refrigerating apparatus :
en
- CA344021A - Wringer mechanism :
en
fr
- DE601821C - Process for the preparation of cuprioxy chlorides :
de
en
- GB415372A - A method of fixing discs on spindles of other than circular cross-section :
en
- GB415317A - Improvements relating to excavators :
en
- CA344044A - Test checking apparatus :
en
fr
- FR769189A - Removable auxiliary fireplace :
en
fr
- GB415370A - Improvements in and relating to the wrought iron tube plates of heat exchange apparatus :
en
- DE596801C - Pipe extrusion press :
de
en
- CA344140A - Disc wheel die :
en
fr
- CA344150A - Propeller :
en
fr
- US1971303A - Antenna for use with an automobile radioreceiver :
en
- USD93120S - Design fob a glass goblet or article :
en
- US1970987A - Temperature control apparatus :
en
- US1971267A - Square :
en
- AT138582B - Field roller. :
de
en
- US1970939A - Telephone power plant :
en
- US1971253A - Garment or ironing press :
en
- US1970724A - Fuel tank construction :
en
- US1971291A - Ratchet device :
en
- CA344102A - Earth moving device :
en
fr
- US1970585A - Furnace :
en
- USD93102S - Design for a nipple protector for :
en
- AT138645B - Facility for the production of reinforced concrete walls. :
de
en
- US1970682A - Bushing tool :
en
- US1970920A - Brassiere :
en
- DE601809C - Process for binding layered materials made of rubber, leather o. :
de
en
- AU1389233A - Improved method of manufacturing artificial stones, marbles andthe like :
en
- CA344142A - Piston ring :
en
fr
- US1970676A - Rifle target and frangible disk :
en
- FR769204A - Auto-trigger billiard table :
en
fr
- US1970603A - Pencil lead and method of making same :
en
- DE601787C - Latch needle for gathering stitches :
de
en
- CA344153A - Telephone system :
en
fr
- GB415149A - Improved means of attaching fittings particularly applicable to closed vessels :
en
- US1970645A - Grinding machine :
en
- US1971210A - Automatic safety gas lighter :
en
- AT138574B - Skin cleansers. :
de
en
- AU1251033A - Improvements in or relating to resistance devices :
en
- US1971321A - Stocking and method of making same :
en
- FR769256A - Improvements in bag making :
en
fr
- US1970661A - Azodyestuff and process of making same :
en
- USD93147S - Design for a bottle :
en
- GB415311A - Improvements in or relating to the production of butyl alcohol and acetone by fermentation :
en
- CA344038A - Sound reproducer :
en
fr
- US1970793A - Cushioned key for writing machines :
en
- US1970972A - New rubber preserving media :
en
- US1970614A - Governing device for internal combustion engines :
en
- US1970763A - Sprocket and chain construction :
en
- US1971288A - Carbureting means :
en
- FR769311A - light screens for photographic reproductions, light screens for signage and other uses :
en
fr
- CA344017A - Sewing machine :
en
fr
- DK49160C - Procedure for the production of approximately natural-colored cinema images. :
da
en
- DE601756C - Device for the sterilization of sputum vessels or the like. :
de
en
- AU1390333A - Improvements in and relating to bakers' ovens :
en
- CA344070A - Variable characteristic relay :
en
fr
- DE601831C - Process for the production of mass cores :
de
en
- CA344030A - Copy holding machine :
en
fr
- CA344138A - Football valve :
en
fr
- US1970851A - Striping instrument :
en
- US1971109A - Voltage-regulator for axlegenerators :
en
- US1970770A - Copyholder :
en
- US1971059A - Suction cleaner :
en
- US1970590A - Broom manufacture and the like :
en
- US1970819A - Measuring instrument :
en
- US1971106A - Manufacture of solid carbon dioxide :
en
- US1971010A - Wood building block imitating stone design :
en
- US1970984A - Spraying machine :
en
- AT138577B - Portable device for spreading or dusting powdered fertilizers or weedkillers. :
de
en
- DE601625C - Shaking toys :
de
en
- FR769365A - Improvements to electrical piping terminals :
en
fr
- CA344027A - Filament, thread and ribbon manufacture :
en
fr
- USD93118S - Design for an automobile :
en
- US1970843A - Apparatus for eliminating free air from liquid :
en
- US1971129A - Variable speed friction gear :
en
- US1971037A - Collapsible canoe :
en
- US1971090A - Filter :
en
- US1971223A - Waterproof ventilator for shoes and boots :
en
- DE601852C - Windshield consisting of several panes, especially for motor vehicles :
de
en
- DK49141C - Rinse machine for Milklings. :
da
en
- US1970572A - Aqueous emulsion :
en
- US1970697A - Garden label :
en
- US1970878A - Unitary cigarette and match pack :
en
- US1971176A - Four cycle internal combustion engine :
en
- US1970639A - Playing surface :
en
- US1971178A - Speed indication mechanism :
en
- USD93113S - Design for an amusement game :
en
- DE602287C - Storage with a rotatable bearing bush :
de
en
- GB415270A - Improvements in or relating to methods of and machines for effecting combined fastening and seam covering stitches :
en
- CA344126A - Carrier wave radio receiver :
en
fr
- AT138620B - Process for the production of moldings for tools from materials that are difficult to machine, such as carbides, their alloys and the like. like :
de
en
- FR769146A - Test bench for electrical devices with a rotor :
en
fr
- GB415259A - Process for the manufacture of cyclic ª‡-cyanketimides and cyclic ª‡-cyanketones :
en
- GB415261A - Method of drying printed sheets :
en
- FR769216A - Process for obtaining thioethylene glycols :
en
fr
- GB415315A - Improvements in insole and process of making shoes therewith :
en
- FR769181A - Method and device for the deodorization of oils and fats :
en
fr
- US1970796A - Process of treating oil :
en
- GB415186A - Improvements in or relating to filter presses :
en
- US1970579A - Light-operated mechanism :
en
- US1971042A - Process for the photochemical oxidation of organic and inorganic compounds :
en
- AT138634B - Device for determining the direction and speed of moving bodies. :
de
en
- DE593660C - High-frequency induction melting furnace for carrying out metallurgical slag reactions :
de
en
- DE601654C - Method for light control by means of a light gap :
de
en
- DE601680C - Process to increase the ash melting point in hard coal briquettes :
de
en
- FR769384A - Support and protection device for extended fittings of pneumatic valves :
en
fr
- AT138563B - Writing device on measuring instruments. :
de
en
- CA344149A - Power shovel :
en
fr
- DE601724C - Machine for chopping food :
de
en
- FR769341A - Shoe laces :
en
fr
- FR769221A - :
fr
- GB415380A - Improvements in or relating to machines for mixing concrete and other granular materials :
en
- US1971160A - Skylight construction :
en
- DE601570C - Elongated, box-shaped illuminated sign :
de
en
- US1970744A - Primer valve :
en
- US1971273A - Blow torch :
en
- USD93090S - Design for a hat rack :
en
- US1971170A - Nut cracking machine :
en
- US1971189A - Magnetic detector :
en
- CA344051A - Dumping vehicle :
en
fr
- FR769297A - Improvements to electro-magnetic rail brakes :
en
fr
- GB415265A - Improvements in preheating devices for vapour burning, cooking, heating or lighting apparatus :
en
- DE601814C - Expansion switch :
de
en
- FR769224A - Device for controlling an electric discharge device by pulses produced by means of a neon lamp :
en
fr
- FR769379A - Drive system for vehicles with combustion engine and electric transmission :
en
fr
- GB415266A - Improvements in or relating to portable radiators :
en
- US1970950A - Electrodeposition of platinum metals :
en
- AT138581B - Ski binding. :
de
en
- DE601448C - Device for the production of hollow interlocking blocks :
de
en
- FR769254A - Process for the extraction or continuous treatment of liquids, and apparatus for carrying out this process :
en
fr
- FR769279A - Device for removing occluded gases from plastic masses intended for die-casting :
en
fr
- GB415721A - Improvements in or relating to prepayment mechanisms :
en
- GB415343A - Method of uniting parts :
en
- USRE19287E - Coutung fok socket :
en
- US1971093A - Reenforced concrete floor for buildings and the like :
en
- FR769406A - Improvements made to electrical amplifier tubes :
en
fr
- FR769422A - Facial massage device :
en
fr
- GB415700A - Improvements in and relating to the vulcanization of rubber :
en
- DE601822C - Process for the preparation of ethers of the acetylene series :
de
en
- US1970638A - Lubricant fitting :
en
- US1970919A - Machine for cutting sheets of glass and the like :
en
- USD93130S - Design fob a display stand :
en
- FR769292A - Chromiferous dyes :
en
fr
- DE601786C - Device for distilling off gasoline from extraction residues :
de
en
- GB415215A - Improvements in or relating to brackets for stationary or swivelling castors or the like :
en
- DE574638C - Phonetic carrier :
de
en
- DE601856C - Method and device for applying dampening coatings against material vibrations to the inner walls of centrifugal machines :
de
en
- US1970826A - Pneumatic motor :
en
- US1971287A - Torch tip :
en
- US1970756A - Traction belt and shoe :
en
- US1971112A - Method of preparing ores for reduction :
en
- US1971151A - Machine for clamping frames on pocketbooks :
en
- US1971190A - Process of treating hydrocarbon products :
en
- CA344058A - Aluminium bronze powder :
en
fr
- FR769209A - Improvements to the mouths of bakery ovens and the like :
en
fr
- US1970864A - Saw tooth cutting and sharpening machien :
en
- US1970892A - Piston ring :
en
- CA344061A - Metal processing :
en
fr
- US1970648A - Combing machine :
en
- US1971173A - Heating and cooling apparatus :
en
- FR769163A - New cartridge for signal gun or device :
en
fr
- FR769399A - Improvements to seats and pneumatic cushions and similar items :
en
fr
- GB415346A - An improved process and apparatus for mechanically producing coarse crystalline deposits :
en
- USD93117S - Design for a bottle :
en
- US1970577A - Adjustable chair :
en
- CA344128A - Thermal meter device :
en
fr
- US1971132A - Coupling connection for air lines :
en
- US1971249A - Loom shuttle box :
en
- FR769306A - Double-edged blade sharpening device for safety razors :
en
fr
- DE601508C - Automatic time interval control device :
de
en
- US1971213A - Finger ring and the like :
en
- USD93116S - Design for a bottle :
en
- GB415214A - Improvements in or relating to machines for breaking and softening the stalks of flax and other fibrous plants :
en
- CA344146A - Pipe protector :
en
fr
- DE601618C - Carburetors for internal combustion engines :
de
en
- DE601761C - Sprinkler with interrupted operation controlled by the water pressure :
de
en
- FR769162A - Improvements in the manufacture of signal guns :
en
fr
- DE524916C - Chimney-free closed-circuit firing with oxygen supply :
de
en
- DE601738C - Simple suspension of overhead lines for electric railways in curves :
de
en
- US1970949A - Tractor attachment :
en
- US1971153A - Classifier :
en
- FR769411A - Improvement of mussels for cooking hams :
en
fr
- GB415278A - Improvements relating to twisting and winding by cap-spinning devices :
en
- DE601777C - Control valve for a combined pile hammer and pile puller :
de
en
- DK49152C - Bottle closure. :
da
en
- CA344104A - Hydrogen peroxide manufacture :
en
fr
- FR769252A - Crate for fruits and early vegetables :
en
fr
- GB415213A - Improved sterile and self-sterilizing cellulosic fibrous products :
en
- FR769264A - Improved manufacturing process for metal box closures, and closures obtained by this process :
en
fr
- GB415319A - Improvements in or relating to air-filters for air-compressors driven by internal combustion engines :
en
- DE601686C - Cable drive with an endless pressure medium acting on the outer side of the cable guide for a drum machine with an immovable drum and a conveyor cable looped around the drum several times :
de
en
- GB415422A - Improvements in or relating to the manufacture of cup-shaped articles such as pistons :
en
- FR769139A - Improved method and apparatus for husking, serancing, combing, splitting, etc., sisal leaves, as well as similar fibrous leaves, stems and the like :
en
fr
- GB415132A - Fastenings for attache and suit cases, bags, portfolios, purses and the like :
en
- GB415202A - A new or improved device for feeding glass tubes to a machine for shaping or working them :
en
- GB415207A - Process for the production of metal coatings on chromium and chromium alloys :
en
- GB415327A - Improvements in the mechanical recording of sounds on a film band :
en
- DE601771C - Device for the production of beer glass coasters or the like from pulp :
de
en
- DE600645C - Compound wheel that can be used either as a railway wheel or as a road wheel :
de
en
- FR769159A - Device for cutting solid food into thin slices :
en
fr
- US1970717A - Web control for printing presses :
en
- US1970743A - Thread cutting mechanism for weft replenishing looms :
en
- GB415122A - Improvements in couplings for rotary shafts :
en
- CA344054A - Molten metal purification :
en
fr
- US1970580A - Box making :
en
- US1971277A - Device for analyzing the structure of matter :
en
- US1970988A - Temperature control system :
en
- US1970963A - Valve :
en
- AT138596B - Clamping device for film strips and cut films. :
de
en
- US1970559A - Controlling system :
en
- AT138619B - Rifleman with flap attached. :
de
en
- US1970879A - Window antirattler :
en
- US1970893A - Liquid dispensing apparatus :
en
- US1970549A - Process of electroplating bronze :
en
- US1971171A - Plate valve :
en
- US1971040A - Suction cleaner :
en
- US1971220A - Galvanizing machine :
en
- CA344037A - Bathing suit :
en
fr
- US1970543A - Navigating instrument :
en
- US1970951A - Electromagnetic brake :
en
- US1971204A - Electrical resistance device :
en
- US1971296A - Pulp and paper making machine :
en
- CA344066A - Lightning arrester :
en
fr
- US1970809A - Wiping and polishing mechanism for steel plate printing machines :
en
- US1971102A - Strategical demolition torpedo :
en
- AT138585B - Tobacco pipe with a helical smoke pipe. :
de
en
- AT138612B - X-ray tube protective cover. :
de
en
- DE601826C - Loudspeaker with free radiating surface membrane :
de
en
- GB415371A - Improvements in or relating to the manufacture of screws :
en
- DK49145C - Device for self-closing valves for water pipes and the like. :
da
en
- GB415232A - Improvements in or relating to surveyors' levelling staves :
en
- FR769291A - Device for extinguishing the alternating current breaking arc in switches, switches, circuit breakers, etc. :
en
fr
- FR769430A - Packaging bag :
en
fr
- FR769201A - Permanent corrugation device with coupled heating elements :
en
fr
- DK49169C - Device for Internal Combustion Engines. :
da
en
- FR769392A - Process for transferring combustible gases, liquids :
en
fr
- DE601638C - Washing machine with underfiring and horizontal drum :
de
en
- DK49156C - Method and Apparatus for the manufacture of laminated racket frames and the like of wood. :
da
en
- FR769170A - Elastic suspension for wheels mounted on oscillating half-axles, in particular for motor vehicles :
en
fr
- GB415164A - Improvements in spectacle sides and bridges :
en
- US1971304A - Drain valve :
en
- DE585632C - Filler pencil with letter scale :
de
en
- DE601799C - Device for the production of winding clubs at the connection points of electrical cables and lines :
de
en
- GB415248A - Improvements in spraying devices for paints and other liquids :
en
- US1970696A - Apparatus for automatically equalizing brakes :
en
- US1970791A - Lavatory support :
en
- US1971139A - Automatic indirect heated storage water heater :
en
- DE601603C - Multi-part putty-free valve for isolators with offset cylindrical heads :
de
en
- DE601744C - Device for cooling briquettes :
de
en
- DK49154C - Device for Sterilization of the Air in Rooms and Enclosed Rooms. :
da
en
- FR769183A - Hydraulic control system :
en
fr
- FR769424A - Automotive jack :
en
fr
- CA344035A - Clothes hanger :
en
fr
- DE601795C - Two-shaft smelting and reduction furnace and process for its operations :
de
en
- US1970600A - Protector for shoes :
en
- GB415296A - Piston ring clamp :
en
- GB415405A - Process and material for dry disinfection of the atmosphere :
en
- DE601800C - Device for transmitting a progressive movement :
de
en
- AT138622B - Cash register or accounting machine. :
de
en
- US1970712A - Apparatus for confection manufacture :
en
- FR769253A - Hydro-mechanically operated press for tube forming :
en
fr
- GB415129A - Improvements in automatic electrical circuit-breakers :
en
- GB415242A - Cash-register :
en
- DE593599C - Electromagnetic device for recording the speed traveled at the moment of a collision :
de
en
- GB415476A - Improvements in or relating to heat insulation :
en
- GB415145A - Improvements in and relating to rivets and riveting :
en
- FR769226A - Device for cleaning the surfaces of the tampons of the underpressure capacity fist holes :
en
fr
- FR769199A - Control device, in particular for immobilizing machine parts which are movable in relation to one another, in radial drills :
en
fr
- FR769403A - Elastic coupling :
en
fr
- GB415180A - Improvements in or relating to the control of cooling of metal castings :
en
- GB415201A - Improvements relating to searchlight control systems for locating aircraft :
en
- GB415324A - Process for waterproofing or filling cavities in the ground or in structures :
en
- FR769271A - Dispensing container for polish, grease, shoe polish or other similar materials :
en
fr
- US1970632A - Television apparatus :
en
- AT138584B - Tighter for ski bindings. :
de
en
- GB415197A - Improvements in or connected with mechanically propelled road rollers, traction engines, agricultural engines and the like :
en
- GB415415A - Improvements in method of and apparatus for constructing levees and the like :
en
- DE601671C - Elastic suspension for electrical measuring devices, especially counters :
de
en
- FR769237A - Large capacity lifeboat, self-righting and unsinkable :
en
fr
- FR769260A - Improvements to illuminated plates, signs, vehicle police plates, and the like :
en
fr
- FR769408A - Game :
en
fr
- GB415445A - Improvements in or relating to absorption refrigerating systems :
en
- DE601612C - Checker for gears :
de
en
- GB415144A - Improvements in electric battery lamps :
en
- FR769129A - Improvement provided in the establishment of helical gear wheels :
en
fr
- GB415196A - Improvements in and relating to clips for securing cables, wires, pipes and the like :
en
- US1970845A - Lubricating device :
en
- US1970899A - Movable floor vehicle :
en
- US1970907A - Three-wheeled vehicle body :
en
- USD93127S - Design fob a shoe :
en
- DE601721C - Process for the preparation of dyes of the thioindigo series :
de
en
- DE601854C - Opankenschuh :
de
en
- US1970782A - Production of acetone from acetaldehyde :
en
- US1970824A - Automobile heater :
en
- US1970986A - Antenna eliminator :
en
- US1971091A - Bread toasting machine :
en
- US1970861A - Process and machine for treating citrus fruit :
en
- DE601631C - Device for manufacturing box parts :
de
en
- FR769145A - sound transmitter :
en
fr
- USD93114S - Design for a clock case :
en
- US1971148A - Signal distortion indicator for start-stop telegraph systems :
en
- US1970647A - Dirigible :
en
- AT138552B - Device for point-by-point recording of the curves of alternating current values. :
de
en
- AT138599B - Centrifuge for cleaning paper pulp or other fibrous materials. :
de
en
- US1970901A - Button :
en
- USD93134S - Design for a building :
en
- US1971185A - Meter block connecter :
en
- CA344078A - Zinc sulphide ore processing :
en
fr
- DE601659C - Car body for motor vehicles :
de
en
- US1970967A - Trailer lift :
en
- US1971262A - Distributor head for distributor tanks :
en
- US1970679A - Pump for oil burners or the like :
en
- USD93099S - Design for a lighting standard :
en
- FR769439A - Spark plugs for internal combustion engines :
en
fr
- AT138587B - Automatic shut-off device for control valves. :
de
en
- CA344087A - Hollow ingot producing apparatus :
en
fr
- US1970945A - Radiator enclosure :
en
- CA344130A - Steering wheel mounting :
en
fr
- DE601602C - Railway vehicle with more than two axles :
de
en
- DE601790C - Low awning failure :
de
en
- US1971323A - Food compound and method of preparing same :
en
- US1970776A - Electrolytic condenser :
en
- US1970684A - Shoe lasting machine :
en
- AT138631B - Device for controlling asynchronous motors with the help of rectifiers. :
de
en
- CA344039A - Flushing valve :
en
fr
- AT138568B - Copper-aluminum-beryllium alloys. :
de
en
- USD93122S - Design fob a gas range :
en
- USRE19284E - thornley :
en
- US1971066A - Telescope for observing strong sources of light :
en
- US1970931A - Folding and collecting mechanism :
en
- CA344092A - Wallboard manufacture :
en
fr
- US1971097A - Metering control mechanism :
en
- US1971150A - Scenic display device :
en
- GB415306A - Improvements in or relating to coin exchange mechanism :
en
- AT138644B - Debarking drum. :
de
en
- DK49144C - Procedure for the production of white, wholly or partly opaque enamels or glazes, in particular iron enamels. :
da
en
- DE601690C - Press for making objects out of synthetic resin :
de
en
- DE601663C - Machine for glazing off shoe parts :
de
en
- US1971271A - Pneumatic measuring device :
en
- US1970817A - Coat construction :
en
- US1971034A - Gear :
en
- GB415277A - Position and movement indicator for flying machines :
en
- US1970995A - Apparatus for winding wire on rotary drums :
en
- AU1590334A - Improvements in or relating to pressure wave transmitters and receivers incorporating magneto-strictive devices :
en
- AU1543933A - Improvements in or relating to high frequency signalling systems :
en
- AT138607B - Method for soldering parts such as handles, reinforcements and the like. Like., on objects. :
de
en
- CA344036A - Headlight dimmer :
en
fr
- US1970548A - Metal finish :
en
- US1971136A - Range control system :
en
- AT138560B - Drive, especially for electrical regulators with two or more independent regulating elements. :
de
en
- AU1383933A - Improvements in and relating to harrows and attachments thereto :
en
- CA344018A - Insulating material treating apparatus :
en
fr
- US1970992A - Bearing device for rotary bodies :
en
- US1971219A - Commutator insulating ring :
en
- DE601789C - Method of riveting with a full rivet shaft :
de
en
- DK49157C - Call for Labeling of Birds and Other Animals. :
da
en
- FR769112A - Cash register for printing receipt forms and slips :
en
fr
- FR769287A - Process for the clarification and preservation of liquids containing colloids :
en
fr
- GB415434A - Improvements in or relating to road traffic control systems :
en
- DE601850C - Electrically powered handcarts :
de
en
- AT138583B - Harvesting or soil cultivation machine (e.g. beet lifter or the like). :
de
en
- US1971142A - Pneumatic dispatch system :
en
- US1970795A - Lock-out collar control for freewheel units :
en
- US1970976A - Animal trap :
en
- AU1697934A - Improvements in or relating to chimney pots, cowls and the like :
en
- US1971268A - Process of and apparatus for tempering glass sheets :
en
- FR769296A - Method and device for moistening and dehumidifying air :
en
fr
- DE601862C - Device for uniform conveying of strips or wires :
de
en
- US1970722A - Humming top :
en
- GB415156A - Improvements relating to spectacle frames :
en
- GB415336A - Attachment for sewing machines :
en
- GB415187A - Improvements relating to submersible bore-hole pumps :
en
- FR769433A - Machine for mechanical cleaning or preparation of plates used for baking or molding, glazing and cleaning of cakes and sweets :
en
fr
- US1971292A - Reciprocating conveyer :
en
- FR769177A - Device for attaching jewelry to pierced or non-pierced ears as well as to clothing :
en
fr
- FR769423A - Oil filled cable installation :
en
fr
- GB415406A - Improvements in or relating to corsets :
en
- GB415123A - Improvements in and relating to parachute harness :
en
- FR769346A - Improvements in lifting devices for vehicles :
en
fr
- USRE19280E - Viscose and process for making :
en
- AT138618B - Drive for audio recorders. :
de
en
- GB415268A - Method of and means for increasing the efficiency of aerofoils and hydrofoils and reducing the tendency of aircraft to stall :
en
- GB415271A - Improvements in vehicle lifting and rotating apparatus :
en
- US1970968A - Electric service plug :
en
- FR769372A - Improvements to differential pressure gauges :
en
fr
- FR769381A - Air guiding device, for example for ventilating rear engines of motor vehicles :
en
fr
- GB415313A - Apparatus for polishing finger nails :
en
- GB415275A - An improvements in or relating to cyclists' touring bags or holdalls and like bags or cases :
en
- US1970587A - Electrical connecter :
en
- USRE19285E - Tank and liquid level indicator :
en
- US1971183A - Traction stirrup :
en
- USD93103S - Design fob a burial vault :
en
- GB415258A - Improvements in and relating to horse, traction or like hoes :
en
- US1971194A - Electrical by-pass :
en
- US1971104A - Agitating means for wire screen during galvanizing process :
en
- US1971198A - Box construction :
en
- DE601611C - Wooden ceiling with iron-reinforced ribs :
de
en
- GB415222A - Improvements in engine turning gear :
en
- US1970622A - Dress and mouth protector :
en
- US1970757A - Lock mechanism :
en
- CA344062A - Automobile front end :
en
fr
- US1970751A - Box and fastener :
en
- DE601715C - Unbranched electrical power transmission system by means of cables :
de
en
- FR769382A - Shoes especially for summer :
en
fr
- DE601810C - Magazine for machines for packing cigarettes and other stick-shaped objects :
de
en
- US1971120A - Hose and nozzle coupling :
en
- USRE19279E - Viscose and process for making :
en
- CA344023A - Lifting tongs :
en
fr
- FR769440A - Gasifier allowing to obtain a gas whose calorific value, once determined, remains constant whatever the flow rate :
en
fr
- US1971264A - Safety belt :
en
- DE601492C - Coal tamper :
de
en
- DE601794C - Process for removing iron from zinc-containing solutions :
de
en
- DE601847C - Method for introducing a substance into a metal :
de
en
- CA344139A - Electrical relay :
en
fr
- CA344110A - Hormone recovery :
en
fr
- US1970544A - Altimeter :
en
- DE601626C - Animal figure with ball joint :
de
en
- US1970884A - Device for lubrication of engines :
en
- US1970906A - Method of and means for producing antiravel fabrics :
en
- US1970847A - Airplane propeller :
en
- DE601727C - Display device on setting devices, in particular for motor vehicle shock absorbers :
de
en
- GB415758A - Improvements in and relating to electric clocks :
en
- DE601610C - As a cot, play area, shelf, etc. Like. Transformation furniture to be used :
de
en
- US1970825A - Brake testing apparatus :
en
- US1970627A - Dump vehicle :
en
- US1971072A - Circuitous elevator :
en
- US1971127A - Dispensing container :
en
- CA344080A - Hose coupling :
en
fr
- US1971215A - Apparatus fob testing by spectrum :
en
- US1970745A - Humidity sensitive instrument :
en
- US1970974A - Method of purifying mercury used as cathode in electrolyzing processes :
en
- FR769278A - Vibrator for reinforced concrete :
en
fr
- FR769407A - Method and device for purifying, detoxifying and deodorizing the exhaust gases of internal combustion engines :
en
fr
- US1971191A - Light responsive circuit controller :
en
- FR769125A - Process for removing and recovering benzol and naphthalene contained in gases, in particular in coal distillation gases :
en
fr
- DE601692C - Peeling device :
de
en
- FR769179A - Transformer winding enjoying the properties of the windings of so-called anti-resonant transformers :
en
fr
- FR769373A - Alloys for the manufacture of parts, which must be able to resist attack by decarburizing gases :
en
fr
- GB415157A - Improvements in and relating to india-rubber rolling packing rings :
en
- GB415133A - Improvements relating to the treatment of rubber latex :
en
- US1970716A - Transmission with tapered roller bearings :
en
- DE601633C - Edge reinforcement for paper :
de
en
- US1971083A - Production of ball races and the like :
en
- USD93094S - Design fok lace :
en
- GB415230A - Improvements in covers for cycle saddles :
en
- IE13622L - Air conditioning. cooling water :
en
- US1970979A - Unit system grade separation structure :
en
- DE601606C - Electric resistance furnace :
de
en
- US1970702A - Flexible shafting and method of making same :
en
- US1970947A - Refrigerator :
en
- GB415379A - Improvements in and relating to methods and machines for mixing concrete and other granular materials :
en
- GB415705A - Improvements in and relating to road vehicles, rail vehicles and the like, applicable also to conveyors :
en
- AT138603B - Device for feeding a strip of envelope material for packaging machines. :
de
en
- FR769230A - Improvements in soft slide closures :
en
fr
- FR769267A - :
fr
- FR769117A - Improvements in processes for the treatment of hydrocarbons and resulting products :
en
fr
- GB415297A - Improvements in or relating to inking mechanism for printing machines :
en
- GB415348A - Improvements relating to frames for use in drying half hose :
en
- GB415410A - Improvements relating to model railway trains :
en
- DE601600C - Device for dividing a pipe strand emerging from a rolling mill into pieces of equal length :
de
en
- FR769198A - Turning spindle :
en
fr
- FR769285A - Shrub pruning machine :
en
fr
- AT138646B - Electric boiler vacuum cleaner. :
de
en
- AU1444433A - Improvements in reversible type cultivators for agricultural purposes :
en
- CA344059A - Fluid control mechanism :
en
fr
- AT138611B - Covered electrode for electric welding. :
de
en
- US1971266A - Flash light attachment for batteries :
en
- US1970748A - Method of calking laminated glass :
en
- US1970896A - Tobacco pipe :
en
- US1971231A - Filling parting means for looms :
en
- AT138639B - Process for the production of ornate wall coverings, roofing panels and the like that are resistant to heat and chemical influences. like :
de
en
- AU1387733A - Improvements in luminous electric discharge tubes :
en
- US1971247A - Absorbent and ventilated boot and shoe preserver :
en
- DE601853C - Direction indicator with a telescope-like pull-out indicator arm :
de
en
- DE601535C - Wave power machine in which the drive body moved by the waves is rotatably articulated on a support frame :
de
en
- FR769175A - Improvements to hinges, in particular to hinges for automobile hoods :
en
fr
- US1970752A - Clip for fish lines :
en
- USD93106S - Design for a flatiron or like article :
en
- CA344090A - Monobasic aluminium sulphite :
en
fr
- US1970668A - Cutter for mowing machines :
en
- AT138625B - X-ray tube and process for their manufacture. :
de
en
- DE601588C - Process for the production of wound capacitors, the material of which is soaked with an insulating agent before winding :
de
en
- FR769234A - Cooler :
en
fr
- AT138629B - Device for the optical compensation of the image migration in cinema sets with the help of an oscillating mirror. :
de
en
- AT138567B - Device for cutting open cans, in particular canned food. :
de
en
- CA344022A - Bottle closure :
en
fr
- CA344063A - Tufting machine :
en
fr
- DE601393C - Rotary drum smelter with cells arranged on the circumference for the smoldering product :
de
en
- DE601423C - Method of joining the disc-shaped flanges to the spool tube in the manufacture of film spools :
de
en
- AT138570B - Process for the production of an invisible impregnation for making artificial stone masses, plaster, stucco, wood or the like water repellent. :
de
en
- FR769367A - Method and device for gluing sheets, cards, labels, etc. :
en
fr
- DE601679C - Device for moving wire windings for conical winding or pulling drums :
de
en
- US1971098A - Door guide :
en
- US1970924A - Tie-wire tightening and twisting device :
en
- GB415444A - Improvements in or relating to moving coil electrical instruments :
en
- DE601739C - High frequency apparatus :
de
en
- DE601725C - Automatic compensation device for the valve drive of internal combustion engines :
de
en
- DE601841C - Device for cleaning film casting cylinders :
de
en
- GB415154A - Means for lining the inner faces of the walls of buildings :
en
- US1970993A - Method for condensing vapors :
en
- US1971235A - Radio receiving system :
en
- DE602610C - As a cot, play area, shelf, etc. Like. Transformation furniture to be used :
de
en
- FR769178A - Precious metal wire for dental prosthesis :
en
fr
- DE601832C - Process for the preparation of azine dyes :
de
en
- DE601779C - Shaft connection for a turbine system with power generator :
de
en
- FR769368A - Economical and fast kettle for all uses :
en
fr
- CA344098A - Dust separator for vacuum cleaners :
en
fr
- FR769257A - Improvements to hydraulic brakes :
en
fr
- GB415279A - Improvements in or relating to bag closing and bag filling and closing machines :
en
- GB415151A - Improvements in or relating to grilles for doors and the like :
en
- GB415226A - Improvements in or relating to "knitted" sliver padding for laundry machines :
en
- GB415239A - Improvements in cloth finishing :
en
- GB415440A - Improvements in or relating to thermionic valves for use in wireless receiving systems :
en
- DE601691C - Fuel injection pump :
de
en
- AT138632B - Registration device, in particular for recording switch positions. :
de
en
- GB415393A - Improvements in, or relating to, automatic circuit-breakers :
en
- US1970937A - Safety valve :
en
- US1970955A - Delivery wagon :
en
- FR769247A - Self-regulating pressure regulator, anti-water hammer, applicable to all fluids :
en
fr
- GB415231A - Improvements in or relating to tin openers :
en
- GB415401A - Improvements in or relating to folding mechanism for use in rotary printing machines :
en
- FR769416A - Device for disinfection of microphones :
en
fr
- GB415335A - Improvements in or relating to neckties :
en
- USD93104S - Design for a cover for heating :
en
- DE601309C - Spreaders for heaps of heaps :
de
en
- FR769131A - Method and machine for molding hollow pistons :
en
fr
- GB415308A - Improvements in and relating to bases for electric incandescent lamps :
en
- FR769269A - Control of an electric discharge device using the charging of a capacitor by means of a variable direct voltage :
en
fr
- GB415135A - Improvements in or relating to the vulcanisation of rubber :
en
- GB415331A - Method and machine for making packing wrapper blanks provided with tearing strips :
en
- DE601636C - Barbed wire obstacle in the form of an extendable, cylindrical wire screw :
de
en
- DE601792C - Burglar notch machine for powerful floeze :
de
en
- US1970789A - Closet bowl and tank structure :
en
- US1970551A - Process for centrifugal separation :
en
- FR769164A - Improvements made to liquid hydrocarbon stoves :
en
fr
- DE601706C - Process for the production of copper silk :
de
en
- FR769186A - Transformable radio receiver :
en
fr
- GB415121A - Improvements in, or relating to, vehicle brakes :
en
- GB415477A - Improvements in air compressors :
en
- US1970574A - Line control for can making machinery :
en
- US1970800A - Seat construction :
en
- FR769109A - Enclosed fuse for high currents and fitted with an indicating device :
en
fr
- GB415309A - Improvements in or relating to paper-making machines :
en
- US1971006A - Propeller :
en
- US1971252A - Method for treating hydrocarbons :
en
- US1970837A - Sound reproducing apparatus :
en
- DE601614C - Sealing ring for rotary valve of internal combustion engines :
de
en
- DE601629C - Electromagnetic relay for telephone systems :
de
en
- CA344065A - Rubber vulcanization :
en
fr
- US1971255A - Thread cutting temple for looms :
en
- US1970917A - Pump attachment for pneumatic swabs :
en
- FR769415A - Improvement in the construction of double trolleys for transporting materials on railways :
en
fr
- FR769171A - Textile printing process :
en
fr
- US1971117A - Method of forming quills for shuttles :
en
- US1970713A - Carburation system :
en
- CA344043A - Lubricated valve :
en
fr
- US1970575A - Holder for dental floss :
en
- US1971217A - Seam welding apparatus :
en
- US1971052A - Playing card tray :
en
- CA344067A - Protective device :
en
fr
- CA344049A - Bassinette carrier and stand :
en
fr
- AT138640B - Anti-slip agents. :
de
en
- US1971177A - Steam generating system :
en
- USD93138S - Design for a wheel :
en
- US1970557A - Receptacle closure for sifter cans and the like :
en
- US1970783A - Fluid and liquid separation :
en
- US1971199A - Electromagnetic circuitcontrolling device :
en
- AT138558B - Photosensitive selenium cell. :
de
en
- AT138591B - Automatic money exchange and payment device. :
de
en
- AT138648B - Concrete mast base. :
de
en
- GB415246A - Improvements in or relating to electrically supervised indicating or alarm and control systems :
en
- US1970560A - Gun carriage :
en
- US1970621A - Labeling device for loose leaf binders :
en
- FR769349A - Heating control device in steam or electrically heated railway wagons :
en
fr
- USD93105S - Design for a shampoo bowl :
en
- DK49158C - Machine for applying an adhesive to the grooving lip and the grooving bottom of a shoe sole. :
da
en
- AT138589B - Atomizing steam generator for liquid burners. :
de
en
- US1970936A - Photography :
en
- AT138602B - Machine for packing cigarettes. :
de
en
- AT138641B - Process for imitating inlaid woodwork. :
de
en
- DE601842C - Device for spinning seamless cellulose tubes :
de
en
- AU1338633A - An improved process for preserving, curing and otherwise treating foodstuffs or meat :
en
- AT138605B - Conveyor system with conveying containers and several post offices. :
de
en
- US1971004A - Railway journal box and associated structure :
en
- US1971046A - Sinking pier, caisson, and the like :
en
- GB415203A - Improvements in the hydrogenation of fats and fatty oils :
en
- DE601833C - Process for deoxidizing oxidized metal surfaces as well as protecting metal surfaces against oxidation by means of protective paint :
de
en
- FR769203A - Beauty cream dispenser and other pasty substances :
en
fr
- FR769228A - Thermal motor :
en
fr
- CA344094A - Container measure and cap :
en
fr
- AT138633B - Fruit press, especially for lemon wedges. :
de
en
- US1970628A - Valve operating mechanism :
en
- CA344095A - Bumper post :
en
fr
- CA344133A - Centrifugal machine :
en
fr
- AT138559B - Protection device for three-phase networks. :
de
en
- AU1398533A - Improved means for dispensing the contents ofa container without removing the lid therefrom :
en
- CA344124A - Radio controlling method and apparatus :
en
fr
- DE601649C - Powder box with hinged lid and perforated cover of the powder room :
de
en
- DE601655C - Method for recording and reproducing lenticular screen tone film :
de
en
- US1970773A - Thermionic tube :
en
- CA344135A - Aluminium oxide body manufacture :
en
fr
- US1970771A - Process for refining emulsified compounds :
en
- US1971214A - Treatment of hydrocarbon oils :
en
- DE601760C - Device for cultivating the soil with one tool at each end of the handle :
de
en
- FR769331A - Process for the preparation of complex calcium and magnesium phosphates suitable for use as a fertilizer :
en
fr
- FR769358A - Aminopyrenesulfonic acids and their preparation process :
en
fr
- FR769359A - Cylindrical spring :
en
fr
- CA344111A - Amplifier :
en
fr
- DE601630C - Device for controlling transfer devices :
de
en
- DE601768C - Injection device for internal combustion engines :
de
en
- CA344071A - Circuit breaker :
en
fr
- US1971045A - Change speed gear :
en
- FR769158A - Two-stroke engine with light distribution :
en
fr
- GB415217A - Improvements in or relating to interior lamps particularly for motor coaches and other vehicles :
en
- GB415272A - Improvements in and relating to manually or pedal operated transmission systems for velocipedes :
en
- GB415321A - An improved roller for roller mills :
en
- US1970556A - Manufacture of aromatic sulphonates :
en
- US1970828A - Switch :
en
- AU1396133A - A device for rolling and hardening cricket bats :
en
- DE601495C - Device for preventing a generator operating on an electrical distribution network from falling out :
de
en
- GB415171A - Improvements in moulding apparatus for pneumatic tyres and other articles :
en
- FR769262A - Drawing table :
en
fr
- CA344064A - Metal refining method :
en
fr
- GB415439A - Improvements in and relating to means for converting electric currents :
en
- AT138571B - Kickback protection for gas pipes. :
de
en
- AU1463233A - Improvements in and relating to picture projection machines :
en
- US1971115A - Upholstery-making machine and process :
en
- US1970677A - Locking means for window screens and the like :
en
- US1971078A - Bearing cap finishing device :
en
- US1971103A - Symmetrical component system :
en
- US1970606A - Truck structure :
en
- US1970946A - Form tie :
en
- US1971164A - Container :
en
- AT138635B - Single-walled, wave-shaped holder as an insert for cans. :
de
en
- US1970545A - Applicator for polishing compounds and lubricants :
en
- US1971092A - Jet impact pulverizer :
en
- US1970666A - Suction cleaning apparatus :
en
- DE601694C - Viewfinder with rangefinder :
de
en
- US1970567A - Composing machine :
en
- US1971317A - Apparatus and method for the comparison of colors :
en
- AU1542233A - Hydrogenation products of follicle hormones and method of producing same :
en
- DE601656C - Washing machine for pickled tape or wire-shaped goods :
de
en
- FR769360A - Process for manufacturing wire components for discharge tubes or electric incandescent lamps :
en
fr
- GB415361A - Improvements in and relating to tobacco feeding means for cigarette making machines :
en
- CA344120A - Oscillation generator :
en
fr
- AT138638B - Process for the production of acid and heat-resistant mineral paints. :
de
en
- US1970853A - Wood conduit drainage structure :
en
- US1970735A - Apparatus for baking pies :
en
- US1970909A - Anthraquinone compound :
en
- US1971246A - Blower :
en
- US1970871A - Method of releasing the pressure of mixtures of solids and liquids existing under high pressure :
en
- US1970633A - Process of manufacturing woven web material and the product resulting therefrom :
en
- FR769266A - Bottle intended to contain photographic products :
en
fr
- US1970700A - Apparatus for the purification of gases :
en
- US1971032A - Hopper :
en
- AU1683234A - Improvements in impulse transmitters for automatic telephone systems :
en
- US1971069A - Vise for shapers :
en
- AT138592B - Savings book, especially for travel. :
de
en
- CA344113A - Amplifier :
en
fr
- US1970538A - Fluid measuring apparatus :
en
- US1970822A - Sectional directory :
en
- USD93087S - Design foe a typewriter machine :
en
- CA344025A - Textile surface renovating process :
en
fr
- DE601499C - Process for the machine production of templates for zinc reduction ovens and similar hollow bodies :
de
en
- CA344026A - Filament, thread and ribbon manufacture :
en
fr
- FR769133A - Gas or vapor discharge tubes with one or more electrodes brought to high temperature during operation :
en
fr
- GB415225A - Improvements relating to automatic telephone systems :
en
- US1971295A - Game apparatus :
en
- US1970916A - Core oil :
en
- US1971258A - Display device and container for merchandise :
en
- AT138556B - Isolation point for cables, which is surrounded by a protective sleeve made of molded insulating material. :
de
en
- AU1311233A - Improvements in or relating to modulated carrier wave transmitters :
en
- US1970602A - Nursing bottle holder :
en
- US1971005A - Method of rolling :
en
- US1970850A - Electrochemical treatment machine :
en
- CA344033A - Alloy for vacuum tube elements :
en
fr
- CA344076A - Cap for jars :
en
fr
- FR769310A - Device for extinguishing the alternating rupture arc in switches, circuit breakers and similar devices :
en
fr
- CA344024A - Road material spreader :
en
fr
- USD93123S - Design for a salt cellar or similar :
en
- US1970812A - Aircraft :
en
- US1971174A - Adjustable headlight for motor vehicles :
en
- US1970832A - Lay motion for looms :
en
- US1971119A - Free hand sketching apparatus :
en
- FR769420A - Process for preparing trimethylamine :
en
fr
- FR769138A - Improvements in furnaces for the distillation of coal and similar materials :
en
fr
- FR769148A - Ribbon-shaped pieces for goldsmithing and other uses :
en
fr
- GB415337A - Attachment for sewing machines :
en
- GB415391A - Improvements in or relating to automatic fire arms :
en
- US1971229A - Eyeglass construction :
en
- CA344116A - Tone control circuit :
en
fr
- CA344057A - Window sash :
en
fr
- FR769225A - Process for the preparation of condensation products of carbamide and methyl aldehyde :
en
fr
- US1970792A - Glassware forming machine :
en
- US1971000A - Fishing line holder and drier :
en
- US1971022A - Ash receiver for smoking sets :
en
- US1971073A - Apparatus for distilling hydrocarbons :
en
- US1971075A - Flowerpot :
en
- US1970802A - Method of making inflatable rubber goods :
en
- CA344144A - Free wheeling clutch :
en
fr
- DE601532C - Construction kit for displaying all types of arches :
de
en
- FR769272A - Electrical selection devices, usable in particular in telephony :
en
fr
- US1970561A - Tropical concrete construction :
en
- AU1534233A - Improvements relating tothe manufacture of fuel briquettes from carbonaceous material :
en
- GB415303A - Improvements in the preservation of fish by cold storage :
en
- AU1548633A - An improved fluid pressure regulating device :
en
- US1971261A - Method of making ornamental mirrors :
en
- DE601844C - Centrifugal governor for internal combustion engines :
de
en
- FR769280A - Multiangular light reflection process :
en
fr
- US1971221A - Galvanizing apparatus :
en
- USD93144S - Design for a catholic mass prayer :
en
- US1970644A - Printing textile fibers :
en
- GB415280A - Improvements in or relating to water conduits :
en
- DE601733C - Multiple brush guides :
de
en
- FR769261A - Always-in-gear shifting enhancements :
en
fr
- FR769180A - Process for making pulp from fibrous material containing cellulose and especially from herbs :
en
fr
- GB415210A - Improvements relating to lamp reflectors :
en
- GB415394A - Improvements in and relating to electric converter systems :
en
- FR769389A - Box with lid, in cardboard, fiber, etc., method and apparatus for its preparation :
en
fr
- FR769402A - Billiards :
en
fr
- CA344073A - Foam prevention agent :
en
fr
- GB415189A - Improvements relating to stoneware and other conduits for electric cables :
en
- US1970594A - Rotary engine :
en
- US1971054A - Feed-water heater :
en
- US1971035A - Automatic stoker :
en
- US1970935A - Full fashioned stocking and method of producing the same :
en
- US1971305A - Production of waxy products :
en
- US1970578A - Assistants for the textile and related industries :
en
- US1970658A - Method of making insulator caps :
en
- DE601834C - Device for producing seamless, one-sided open containers made of leather or the like. :
de
en
- US1971043A - Aircraft wing, particularly of the rotative type :
en
- US1971205A - Circuit interrupter :
en
- US1971269A - Heating system :
en
- US1971259A - Automatic train controlling apparatus :
en
- DE601863C - Control valve for air brakes with gradual release :
de
en
- FR769362A - Process for the manufacture of molded parts based on hydraulic binders and products obtained :
en
fr
- DE601463C - Open kettle with a multi-tube heating element :
de
en
- FR769215A - Inspiration device for protective masks :
en
fr
- GB415458A - Improvements in indicating instruments such as altimeters and the like :
en
- DE601645C - Compound wheel that can be used either as a railway wheel or as a road wheel :
de
en
- DE601687C - Display device for movement devices :
de
en
- US1970615A - Lip stick :
en
- US1970774A - Combined lamp and insect trap :
en
- US1971201A - Electrical lamp socket :
en
- DE601729C - Bicycle handlebar with additional handles above the handles :
de
en
- DK49163C - Line setting and line switching device for the Pressure Table in Cash Control Devices and Accounting Machines. :
da
en
- FR769240A - Device for limiting pressure, volume, etc., in a pipe or any device :
en
fr
- FR769268A - Support parts for spinning machine spindles and their manufacturing process :
en
fr
- US1971162A - Method of making asbestos board :
en
- US1971211A - Fabric treating apparatus :
en
- FR769243A - Apparatus for the production and use of ozone :
en
fr
- FR769165A - Variable compression engine cylinder head :
en
fr
- FR769284A - Striking device for pendulums :
en
fr
- FR769312A - Washing machine :
en
fr
- GB415363A - Improvements in apparatus for facilitating stripping paper, paint or the like from walls, ceilings or other surfaces :
en
- GB415423A - Improvements in or relating to annealing and other heat-treatment furnaces :
en
- DE601837C - Sofa bed convertible into a bed :
de
en
- GB415385A - Improvements appertaining to driving gear and adjustable bearings for the inking anddistributing rollers of off-set printing machines :
en
- GB415112A - Improvements in or relating to speed control governors :
en
- FR769281A - Double line for telecommunication cables for the transmission of high frequency jumps :
en
fr
- FR769301A - Device for maintaining constant and for regulating the voltage, intensity or power of a current system, by means of discharge tubes controlled by an auxiliary electrode :
en
fr
- DE601816C - Procedure for winding and rewinding paper :
de
en
- US1970681A - Detachable and adjustable motor driven pump unit :
en
- US1970852A - Process and composition for treating metals :
en
- US1971015A - Air propelling device :
en
- US1970540A - Blanching machine :
en
- US1970636A - Folder or container :
en
- US1970723A - Cooking utensil and method of making it :
en
- US1971239A - Combined typewriting and comput :
en
- FR769246A - Electric braking device particularly for vehicles :
en
fr
- FI16052A - Anordning vid två- eller flercylindriga förbränningsmotorerf svårförgasat flytande bränsle :
en
fi
- GB415228A - Improvements relating to means for securing doors, casements or the like in an open position :
en
- FR769447A - Method of optical printing of a lenticular film on another lenticular film :
en
fr
- GB415198A - Textile fabrics :
en
- FR769108A - Ticket-making machine for automatic payments and the like :
en
fr
- FR769128A - Jointless hollow body of film-forming materials and method for making this body :
en
fr
- US1971203A - Cigarette box :
en
- DE601797C - Process for treating the dense outer skin of element carbon :
de
en
- US1971286A - Antiskid device :
en
- US1971195A - Vacuum induction apparatus :
en
- US1971131A - Apparatus for purifying and regenerating air :
en
- GB415114A - Improvements in and relating to electricity meters :
en
- FR769205A - Improvements to devices for disinfecting and sterilizing premises and devices such as those for public use :
en
fr
- DE601865C - Step transformer for supplying a motor or a group of motors with adjustable voltage :
de
en
- GB415188A - Improvements in or relating to stands or supports for motor vehicles :
en
- AU1562533A - Improved regulation for impulse turbines :
en
- US1971222A - Corn cleaver :
en
- FR769217A - New pressurized liquid motion transmission system, and its applications :
en
fr
- GB415455A - Improvements in hair clippers :
en
- US1970990A - Truck :
en
- US1970903A - Rake :
en
- USD93139S - Design for a wheel :
en
- FR769206A - Mastics refinements :
en
fr
- GB415143A - Improvements in or relating to cathode ray tubes :
en
- US1970887A - Rumble seat top and inclosure :
en
- FR769290A - Shaft support forming a fixed point for quick-fit brake on axles of all shapes and sizes :
en
fr
- US1971322A - Article carrier :
en
- US1970953A - Artificially colored building material and method of producing same :
en
- US1971315A - Coupling device :
en
- US1971320A - Panel key construction :
en
- USD93089S - Design fob a tray :
en
- FR769445A - Insecticide product :
en
fr
- DE601722C - Joint sealant for wooden objects :
de
en
- FR769336A - Device for calling service personnel in restaurants :
en
fr
- US1970908A - Substituted 0-benzoyl-benzoic acid :
en
- DE601707C - Process for making photographic sound recordings on photosensitive film tapes :
de
en
- DE601845C - Oil cooling device for air-cooled internal combustion engines :
de
en
- FR769321A - Interchangeable toe cap for shoe heels :
en
fr
- US1971135A - Heating system for vehicles :
en
- US1971088A - Apparatus for centrifugally molding concrete pipes and other tubular bodies :
en
- AU1803234A - Improvements in reversible type cultivators for agricultural purposes :
en
- CA344055A - Water pressure system valve :
en
fr
- GB415199A - Improvements in or relating to hose pipe couplings :
en
- GB415436A - Production of rubber having age-resisting properties :
en
- DE601443C - Belt tensioner :
de
en
- DK49147C - Tube with Brush attached to the cap. :
da
en
- GB415263A - Improvements in or relating to machines for the manufacture of paper envelopes and like articles :
en
- GB415362A - Improvements in apparatus for facilitating stripping paper, paint, or the like, fromwalls, ceilings or other surfaces :
en
- US1970922A - Magnetic chuck :
en
- USD93135S - Design fob a wheel :
en
- US1970816A - Driver's armrest :
en
- US1970960A - Mechanical power transmitting device :
en
- FR769414A - Diffuser-regulator for explosive engine carburetors :
en
fr
- US1970688A - Apparatus for slow deposition of liquid :
en
- DE601697C - Device for depositing a film strip on a flat cigarette pack blank :
de
en
- DE601791C - Screw band coupling for cutting machine winches :
de
en
- US1971029A - Basic lead salts of 3-5 dinitrobenzoic acid :
en
- CA344050A - Step ladder brace :
en
fr
- FR769116A - Variable pitch propeller :
en
fr
- FR769222A - Composition and coating for use in the manufacture of foundry molds and other applications :
en
fr
- US1970804A - Electrode for electrolytic baths :
en
- US1971033A - Aircraft with rotative sustaining blades :
en
- DE601746C - Device for influencing the filling and releasing of compressed air brakes :
de
en
- DE601653C - Arrangement for regulating the volume of several speaking machines working independently of each other in parallel :
de
en
- FR769115A - Wind-powered, static and anti-backflow vacuum cleaner :
en
fr
- FR769106A - High frequency induction furnace :
en
fr
- FR769418A - Template sheet for coloring books, die-cut sets and other shapes of designs :
en
fr
- GB415236A - Protective arrangements for luminous discharge tube signs :
en
- FR769103A - Manufacturing process of alkyl chlorides :
en
fr
- CA344032A - Drilling machine spring device :
en
fr
- DE601753C - Process for the production of the leuco esters of Kuepen dyes :
de
en
- GB415148A - Improvements in or relating to control apparatus for winding engines :
en
- GB415360A - Improvements in or relating to shoe-nails for mountain boots :
en
- AT138636B - Auxiliary carburetor. :
de
en
- FR769227A - Improvements to hose clamps :
en
fr
- US1971013A - Valve :
en