• USD105571S - Design for a dress : en
  • CA367906A - Shoe part working machine : en fr
  • CA368051A - Propeller blade : en fr
  • US2089233A - Method of making nose guards : en
  • USD105632S - Design for a dress : en
  • AT150365B - Liquid fuel firing. : de en
  • CA368052A - Overshoe : en fr
  • US2089321A - Photographic sensitizer material : en
  • US2089717A - Tipple truck platform : en
  • USD105634S - Design for a dress : en
  • CH192383A - Baton. : de en
  • CH192449A - Disinfecting method. : de en
  • CA367955A - Vehicle body : en fr
  • CH192452A - Money counting device on wrapping machines for coins. : de en
  • DE648979C - Spin dryer : de en
  • DE648984C - Device for regulating, in particular for reversing the direction of rotation, of direct current motors, the armature and field circuits of which are fed via grid-controlled vapor or gas discharge paths : de en
  • US2089749A - Valve : en
  • US2089559A - Fabric cleaning machine : en
  • US2089690A - Electric furnace : en
  • USD105621S - Design for a shaper table : en
  • US2089819A - Railway traffic controlling apparatus : en
  • USD105568S - Design for a dress : en
  • USD105592S - Design for a shoe : en
  • AU101707B2 - Improvements in or relating to methods and apparatus for reproduction in colours : en
  • CA367937A - Organic colloid plastic mass : en fr
  • CH192408A - Apparatus for pulling nails. : de en
  • US2089503A - Means for deseeding fruits : en
  • US2089186A - Liquid meter : en
  • US2089771A - Induction system of internal combustion engines : en
  • US2089319A - Grading machine : en
  • US2089725A - Poultry waterer : en
  • US2089910A - Arch support : en
  • USD105595S - Design fob a shoe : en
  • US2089775A - Water closet : en
  • CH192483A - Process for the preparation of a dye of the anthraquinone series. : de en
  • DE648839C - Process for the production of alloys from lead or zinc with magnesium or alkaline earth metals : de en
  • CH192396A - Electrical equipment with a frequency-dependent network. : de en
  • DE648951C - Hot water generator for heating or utility purposes, which is heated in a controllable manner by a heat accumulator in that both are adjustable against each other : de en
  • FR816512A - Device for packaging tobacco : en fr
  • DE648669C - Device for the automatic analysis of mixed gases by measuring electrically : de en
  • DE648844C - Clock with dial illuminated by light bulbs : de en
  • FR47878E - Luminous electric advertising device with changing letters, numbers or signs : en fr
  • FR816592A - Fuse improvements : en fr
  • GB470202A - Improvements in or relating to means for mounting globes, shades, or the like for electric lamps : en
  • GB470217A - Improvements in and relating to hydraulically operated lapping machines : en
  • DE648980C - Device for smoldering fuels : de en
  • DE648824C - Injection valve for internal combustion engines : de en
  • GB470198A - Improvements relating to woven tyre fabrics, and to the manufacture thereof : en
  • GB470323A - Method of welding and weld rods therefor : en
  • CA368024A - Liquid dispensing applicator : en fr
  • DE649065C - Tuning device for high frequency receivers : de en
  • CA367909A - Bottle mouth : en fr
  • CH192464A - Pack for steel filings, steel wool and steel wadding. : de en
  • CH192499A - Process for the preparation of 2-methoxypyridyl-5-azo-3'.5'-diaminopyridine. : de en
  • US2089770A - Counting mechanism carriage for : en
  • GB470154A - Improvements in or relating to the treatment of titanium-bearing materials : en
  • GB470052A - Improvements in devices for the distribution and control of the temperature of a fluid : en
  • GB470470A - Improvements in or relating to commodity consumption meters : en
  • GB470146A - Improvements in water shower fittings of the overhead type : en
  • GB470183A - Improvements relating to packages of chemicals : en
  • US2089237A - Ophthalmic mounting : en
  • US2089876A - Window shade holder : en
  • FR816519A - Turning device for chocolate molds : en fr
  • FR816528A - Charging coils or similar devices : en fr
  • FR816645A - Device for fixing channel tiles to roofs : en fr
  • GB470346A - Manufacture and application of new quaternary ammonium salts : en
  • CA367961A - Coating apparatus : en fr
  • US2089232A - Vacuum cleaner : en
  • US2089249A - Protective device for squirrel cage induction motors : en
  • US2089605A - Fish lure : en
  • US2089552A - Impression material and method for making impression material : en
  • US2089736A - Automatic change speed gearing : en
  • US2089832A - Lipstick holder : en
  • DE649012C - Compressed air drive with slide control for paddle slides : de en
  • US2089277A - Steel motor : en
  • US2089889A - Sheet-metal structure for cycles : en
  • US2089750A - Spectacle strap or clip : en
  • DE648915C - Container for treating tobacco mass : de en
  • DE648749C - Lowering circuit for cranes : de en
  • US2089227A - Quinine compounds of nucleo proteins and process for their production : en
  • US2089805A - Double walled barrel of dissimilar metals : en
  • AT150367B - Heater. : de en
  • CA367985A - Electrical conduit system : en fr
  • US2089538A - Fishline reel holder and balancing handhold device for fishing poles : en
  • USD105609S - Design for a picture frame : en
  • US2089654A - Electrical discharge device : en
  • US2089282A - Motor vehicle : en
  • GB470076A - Improvements in or relating to anti-skidding devices or appliances for application to wheel tyres : en
  • AT150319B - Food dummy. : de en
  • AU312636A - An improved fertilizer distributor or spreader : en
  • US2089444A - Polymerized styrene : en
  • CA367946A - Railway car : en fr
  • DE648994C - Self-seller with merchandise compartments arranged one above the other : de en
  • GB470293A - Improvements in ammunition packing and transport cases : en
  • FR47885E - New bodywork of railway cars or other vehicles : en fr
  • US2089699A - Lamp : en
  • FR47870E - Protection of cellulosic packaging materials against stains : en fr
  • FR816566A - Syllabary in five dice to play : en fr
  • GB470403A - Improvements in rubber threads and methods of making the same : en
  • US2089339A - Method of manufacturing magnesium hydroxide : en
  • GB470311A - Improvements in or relating to gyroscopic apparatus : en
  • FR816504A - Improvements to aircraft and in particular to aircraft with lifters and thrusters in motion in relation to them : en fr
  • GB470081A - Improvements relating to the hydrogenation of unsaturated compounds : en
  • FR47872E - Process for the deodorization of harmful gases : en fr
  • FR816582A - Mechanical aiming device for barrels : en fr
  • US2089536A - Combined knife and cap remover : en
  • DE648711C - Method of manufacturing a cushioned body : de en
  • CH192468A - Agricultural tractor for various uses. : en fr
  • FR47895E - Method of stripping metals in fatty medium : en fr
  • CH192430A - Electric generator. : de en
  • FR816510A - Improvements to electrical signaling systems : en fr
  • FR816603A - Device for handling coffins in pits or vaults : en fr
  • CA367892A - Tube rolling mill : en fr
  • US2089443A - Fastener for containers : en
  • US2089181A - Synthetic resins and balsams prepared from glycol : en
  • US2089314A - Vacuum pan : en
  • FR47888E - Process for the manufacture of dyes for cellulose esters, and resulting products : en fr
  • USD105603S - Design fob a dress ensemble : en
  • DE649108C - Process for improving drying oils : de en
  • US2089524A - Machine for and method of making coated sheet material : en
  • US2089641A - Compressor for piston rings : en
  • FR816524A - Device for automatic tying of the mouth of canvas bags : en fr
  • DE648627C - Device to be able to open and close garage doors not only by hand, but also from the car by switching on an electric motor : de en
  • DE648901C - Hair clip with serrated side cheeks and locking bracket : de en
  • FR47854E - Fastening devices for tanks and bodies : en fr
  • US2089236A - Ophthalmic mounting : en
  • DK53414C - Pressure plate. : da en
  • FR47862E - Device actuated by voltage variations : en fr
  • DK53439C - Art marble. : da en
  • FR816649A - Submachine gun shell : en fr
  • FR816699A - Improvements to armchair beds or sofa beds : en fr
  • US2089329A - Furnace : en
  • US2089460A - Process for fastening a photographic material on a support and the resulting product : en
  • USD105626S - Design for a shoe : en
  • DE627892C - Facility to exclude lines : de en
  • DE648763C - Method and device for filling pressure bottles with highly compressed gas : de en
  • DE648783C - Color mixing machine : de en
  • DE648828C - Process for making whole wheat bread : de en
  • US2089891A - Grating structure : en
  • US2089922A - Interlocking slide fastener : en
  • US2089350A - Tabulating indicator : en
  • FR816570A - Stable pressure steam locomotive : en fr
  • US2089640A - Pendulum valve : en
  • US2089917A - Electrical testing device : en
  • DE648797C - Equipment for high-frequency traffic along lines : de en
  • DE648918C - Process for the production of seamless tubes : de en
  • CA367931A - Woven wire belt for paper making machines : en fr
  • US2089198A - Manufacture of artificial materials : en
  • US2089332A - Electromagnetic device with auxiliary conductor : en
  • US2089191A - Production of textile threads and fabrics : en
  • FR816515A - Automatic drain : en fr
  • FR816661A - Electric bain-marie device for henna dyeing : en fr
  • GB470160A - Improvements in or connected with hydraulically controlled steering mechanism for motor vehicles : en
  • FR816466A - Process for retaining their original quality in rubber articles : en fr
  • GB470282A - Improvements in recoil loading fire arms : en
  • US2089411A - Domestic steamer : en
  • US2089685A - Electric capacitor : en
  • GB470019A - Device for manifolding written documents, drawings or the like by transfer printing : en
  • US2089612A - Thixotropic compositions, their preparation and utilization : en
  • DE648914C - Device for darkening protection for windows with roll-up curtains, shutters or window flaps in the event of an air raid alarm : de en
  • GB470404A - Improvements in or relating to internal combustion engines employing liquid fuel injection and compression ignition : en
  • USD105562S - Design for a spoon or similar : en
  • CH192332A - Apparatus for forming a sheet of secondary air and steam above a hearth, in particular above a boiler hearth. : en fr
  • CA367904A - Heel-attaching machine : en fr
  • CH192463A - Can lock. : de en
  • GB470060A - Improvements in or relating to goniometer navigation aiding and like radio receiving installations : en
  • FR47867E - Improvements to closed bodywork, in particular for motor vehicles : en fr
  • DK53434C - Hinge for Windows. : da en
  • FR47884E - System for transforming organic bodies into hydrocarbons and their separation : en fr
  • DE649113C - Device for cross-cutting and cross-folding of paper napkins or the like from the roll : de en
  • FR816700A - Protection device for t stations. s. f. against influences due to ignition in internal combustion engines : en fr
  • GB470020A - Improvements in or relating to circular knitting machines : en
  • DE648896C - Fridge : de en
  • DE648960C - Waste flushing device with pressure tank : de en
  • DE649043C - Process for the preparation of monoazo dyes : de en
  • AU333636A - Improvements in and relating tothe reproduction of sound from record films : en
  • DE648809C - Braking and turning device for the work spindle on automatic single-spindle lathe and similar machines : de en
  • US2089787A - Film reel : en
  • GB470363A - Improvements relating to perrits or supports for enamelled goods during stoving and to the manufacture thereof : en
  • GB470201A - Machine for throwing projectiles by centrifugal force : en
  • GB470225A - Method for marking rubber articles : en
  • IE14530L - Production of resinous compositions : en
  • DE648816C - Brake valve for trailer vehicles equipped with single-chamber compressed air brakes for motor vehicles : de en
  • USD105642S - Design fob a machine tool : en
  • GB470149A - Improvements in and relating to metal cutting or other machine tools : en
  • GB470113A - Improvements in typewriter carbon sheets and attachments : en
  • US2089213A - Welding : en
  • US2089504A - Hood fastener : en
  • US2089661A - Combination fire poker and clinker tong : en
  • FR47897E - Advanced repeater phonograph : en fr
  • CH192391A - Ammunition store for automatic firearms. : en fr
  • DE644682C - Rotary kiln lining : de en
  • DE648849C - Circuit arrangement for totalizing several counters present in different stations : de en
  • FR816617A - Twisting or wrapping device, in particular for textile threads or the like : en fr
  • GB470159A - Drilling spindle drive for vertical drilling machines : en
  • GB470347A - Improvements in or relating to television and like apparatus : en
  • US2089535A - Mixing and filtering apparatus : en
  • US2089626A - Refrigerating apparatus : en
  • US2089652A - Apparatus for playing a game of skill : en
  • DK53429C - Apparatus and plant for peeling, drying and conditioning of cereals and legumes. : da en
  • US2089209A - Measuring tape : en
  • US2089197A - Zinc hydroxylates of esters of parahydroxybenzoic acid and process for producing the same : en
  • US2089634A - Rail joint : en
  • US2089235A - Method of making ophthalmic mountings : en
  • US2089378A - Hose clasp : en
  • GB470464A - Improvements in or relating to posts for railings : en
  • CH192498A - Electric hand lamp. : de en
  • CA367988A - Refrigeration control apparatus : en fr
  • US2089597A - Tube cleaning machine : en
  • US2089658A - Treatment of hydrocarbon oils : en
  • AU310736A - Motor fuels : en
  • CH192344A - Method for drawing textile rovings and a stretching mechanism for implementing this method. : en fr
  • FR816604A - Improvements to equipment for preserving live fish : en fr
  • GB470151A - Improvements in or relating to machines for grinding, honing or polishing razor blades : en
  • AU19237A - An improved supporting and clamping device : en
  • US2089305A - Liquid soap : en
  • DE648974C - Suspension for motor vehicles : de en
  • US2089248A - Carburetor : en
  • US2089795A - Method of mounting cooperating tools : en
  • DE648885C - Method and device for the determination of the lead angle and for the detection of the point in time for the dropping of objects from aircraft : de en
  • DE649077C - Explosive ram : de en
  • DE649094C - Process for cleaning the inner surface of elongated hollow bodies : de en
  • AU156036A - A composition forthe destruction of noxious weeds : en
  • CH192479A - Process for the preparation of a vat dye. : de en
  • DE649054C - Procedure for quality control of soot : de en
  • GB470462A - Process for the manufacture of derivatives of aminobenzene sulphonic acid amides : en
  • CA367891A - Sulphur dioxide reducing catalyst : en fr
  • GB470227A - Improvements in or relating to spring suspension means : en
  • GB470380A - Improvements in and relating to electric insulating materials for conductors and the like : en
  • DE648678C - Device for block feeding of single-phase alternating current railways by means of a converter : de en
  • DE648822C - United driving and safety brake for shaft hoisting machines : de en
  • FR816538A - Tubular reinforced concrete beams for buildings, in particular for floors, and process for their manufacture : en fr
  • GB470022A - Improvements in multi-blade electric switches particularly for wireless receivers : en
  • US2089261A - Refrigerator case : en
  • US2089858A - Advertising device : en
  • US2089614A - Piston expander : en
  • GB470111A - Improvements relating to skirts : en
  • US2089760A - Method of treating hydrocarbon oils : en
  • DE648946C - Closure for bags, bags, purses, etc. like : de en
  • GB470193A - Improvements in and relating to the extinguishing of fire in oil tanks : en
  • AU101711B2 - Electrostatic separator : en
  • US2089178A - Incinerator spark arrester : en
  • US2089471A - Hydraulic brake : en
  • US2089498A - Hood latch : en
  • DE648881C - Device for distributing a measured amount of deposits over the base of a chocolate mold : de en
  • FR816496A - Actuation system for electric clocks : en fr
  • DE648955C - Viewfinder with dragonfly : de en
  • GB470211A - Improvements in and relating to means for rendering visible the lines of flow of a fluid, particularly of air : en
  • DE648919C - Metal extrusion press : de en
  • DE648948C - Holding device of a Christmas tree : de en
  • DE649060C - Magazine exchange device for die setting and line casting machines : de en
  • AU333536A - Process for the manufacture and application of derivatives of azo dyestuffs containing at least one hydroxyl group : en
  • IE14585L - Manufacture of cellulose esters : en
  • US2089406A - Method of making boric acid : en
  • US2089825A - Track shunting apparatus : en
  • CA368031A - Alarm clock : en fr
  • US2089788A - Hat blocking machine : en
  • GB470167A - Improvements in and relating to apparatus for maintaining constant the amplitude of forced mechanical oscillations : en
  • DE649073C - Fuel pump for internal combustion engines : de en
  • US2089915A - Accumulator plant : en
  • CA367930A - Woven wire belt for paper machines : en fr
  • AU101726B2 - Improvements insteel alloys suitable for apparatus subjected to high temperatures : en
  • US2089382A - Expansion type tube cleaner : en
  • FR816615A - Plastic shoe trees for displaying shoes and method of making them : en fr
  • US2089316A - Shoe bottom unit and method of making the same : en
  • DE648766C - Device for the automatic control of electrical devices according to the level fluctuations of a liquid : de en
  • US2089251A - Receptacle closure : en
  • USD105616S - Design for a fishing reel : en
  • FR816561A - Process for preparing mixtures of acrylic resins which are not very sensitive to temperature : en fr
  • GB470057A - Improvements in fourdrinier paper-making machines : en
  • US2089853A - Propulsion device : en
  • DE649011C - Device for drawing circular arcs : de en
  • FR816529A - Newly designed reinforced concrete floor : en fr
  • DE648850C - Cover for headlights for quick signaling : de en
  • FR816679A - Air conditioner : en fr
  • DE647479C - Process for the production of bark-free pastries : de en
  • FR816587A - Control and locking mechanism for remote control system : en fr
  • GB470296A - A new or improved anchorage device for use in lowering articles into cellars and for like purposes : en
  • US2089826A - Electric heating system control : en
  • US2089707A - Method and means for producing abrading rolls for use on abrading or polishing machines : en
  • US2089693A - Luminair : en
  • US2089413A - Production of novel effects on : en
  • DK53425C - Procedure with associated control and regulating means for operation of a regenerator. : da en
  • GB470330A - Method of, and apparatus for, the heat-treatment of metals : en
  • GB470373A - Improvements in the manufacture of artificial stone plates and the like : en
  • US2089595A - Typist's device : en
  • DE649034C - Device for ventilation of protective suits against chemical warfare agents : de en
  • DE648735C - Flying piston propellant gas generator : de en
  • DE648962C - Process for the production of a special malt : de en
  • GB470405A - New vulcanisation accelerators : en
  • US2089734A - Hot water heater : en
  • DE648860C - Turbine system, in particular ship turbine system : de en
  • DE648986C - Control device to keep the speed of electrical machines constant : de en
  • FR816459A - Electronic device : en fr
  • FR816629A - Device for the introduction of secondary air into grate hearths, in particular for locomotives : en fr
  • GB470254A - Process for the manufacture of clear soap with the employment of sulphite cellulose spent lye : en
  • GB470169A - Improvements in or relating to the manufacture of chocolate : en
  • US2089549A - Hand stamp : en
  • CA367913A - Copper anode mud processing : en fr
  • DE648987C - Switching arrangement to improve the synchronization of several electric motors fed by converters : de en
  • GB470024A - Improvements in and relating to prepayment mechanism for meters : en
  • GB470136A - Improvements relating to loose-leaf binders : en
  • US2089762A - Extension table : en
  • AT150316B - Process for the preparation of a pyrazolonyl ketone. : de en
  • CA367901A - Railway car air conditioning apparatus : en fr
  • CA368019A - Chair : en fr
  • GB470194A - An improved process and apparatus for cleaning metallic articles : en
  • GB470264A - Improved luggage carrier for vehicles : en
  • GB470392A - Improvements in or relating to gear boxes : en
  • FR47879E - Carburetor improvements : en fr
  • FR816655A - Improvements to rotary spools for internal combustion engines : en fr
  • GB470309A - Improvements in apparatus for cutting corrugated paper and similar sheet materials : en
  • US2089607A - Axle controlling device : en
  • US2089809A - Plastic compositions and method of making same : en
  • US2089474A - Suspender : en
  • US2089831A - Box : en
  • US2089777A - Method and apparatus for handling liquids : en
  • FR47871E - Folding and removable parallel bars : en fr
  • GB470284A - Automatic governor control for controllable pitch propeller : en
  • GB470328A - Manufacture of esters of ortho-phosphoric acid : en
  • US2089379A - Elastic cord covering : en
  • US2089407A - Air conditioning furnace : en
  • GB470045A - Improved manufacture of cocoa substitutes : en
  • CH192349A - Oxygen bleaching bath for the finishing of cotton goods. : de en
  • FR47876E - Method and apparatus for the concentration of grape juice : en fr
  • GB470144A - Embossing machine : en
  • FR816476A - Process for decorating walls and decorated sets obtained by this process : en fr
  • GB470043A - Improvements in gas case-hardening furnaces : en
  • GB470055A - Improvements in or relating to pack apparatus for annealing metal bar, such as merchant bar : en
  • FR816453A - Improved rubber plasticization process : en fr
  • US2089201A - Method for varying the solubility of cellulose acetate : en
  • GB470115A - Improvements in or relating to the electrical separation of suspended particles from gaseous fluids : en
  • GB470242A - Improvements in or relating to discharge wagons and the like : en
  • GR6716B - HOW TO ADJUST HOFFMAN HOB OPERATION FOR PREPARATION OF LIME BURNING CARBON OR CRUDE OIL OR GAS. : el en
  • DE648972C - Gas filters, in particular respiratory protection filters : de en
  • CH192360A - Clamp to hold bacon for smoking. : de en
  • GB470150A - Improvements in electrically heated vulcanizers : en
  • US2089532A - Telegraph system : en
  • DE649033C - Odor coverage with depilatories : de en
  • GB470391A - Improvements in or relating to adhesive tapes and sheets : en
  • DE649078C - Coiled tube steam generator with natural circulation : de en
  • DE649111C - Single layer metal cover to be laid in place : de en
  • GB470079A - Improvements in the manufacture and production of dyestuffs : en
  • FR816605A - Shuttle change mechanism for looms : en fr
  • FR816674A - hardened steel elements, more especially for ball or roller bearings : en fr
  • GB470109A - Improvements in automatic cutting apparatus for solid or tubular bricks or the like : en
  • CA368029A - Bacteria or pollen solution manufacture : en fr
  • FR816636A - Dust classifier : en fr
  • GB470261A - Improvements in or relating to belt or conveyor pulleys or rollers, friction clutches, brake drums and the like : en
  • CH192494A - Ash container with a device for placing the tobacco products. : de en
  • FR816642A - Bypass valve device : en fr
  • US2089189A - Manufacture and use of textile threads containing cellulose acetate : en
  • FR47874E - Fuse cutout : en fr
  • FR816673A - Improvements to pistons and their seals : en fr
  • GB470131A - Improvements in modulated carrier wave receivers : en
  • US2089439A - Adjustable tripod head : en
  • GB470133A - An improved process for making bearings from powdered metals and metalloids : en
  • US2089617A - Locking valve : en
  • US2089835A - Apparatus for detecting the passage of railway cars : en
  • FR816666A - Method of manufacturing elastic fabrics and apparatus allowing the realization : en fr
  • GB470640A - Manufacture of py-3-oxytetrahydro-oxynapthoquinolines : en
  • GB470472A - Improvements in or relating to the production of alkyd synthetic resins : en
  • GB470321A - Improvements in and relating to smokers' ash trays or receptacles : en
  • FR816451A - Rubberizing process for all wooden soles, in particular those of galoshes and shoes : en fr
  • FR816581A - Air cleaning and drying : en fr
  • DE648665C - Device for the treatment of stamps drawn onto forms or the like. : de en
  • DE649114C - Bicycle spoke lock : de en
  • FR816526A - Remote electrical signaling systems : en fr
  • CA368015A - Lumber : en fr
  • GB470042A - Improvements in or relating to hydraulic shock absorbers and the like differential pressure operated damping means : en
  • GB470353A - Improvements in or relating to brake operating mechanism for pedal cycles : en
  • US2089550A - Printing plate base : en
  • DE648798C - Remote on and off switch with only one actuating coil : de en
  • US2089218A - Glow discharge device : en
  • CA367979A - Car loading device : en fr
  • CH192337A - Floor scrubber, in particular for cleaning floors. : en fr
  • USD105577S - Design for a garter : en
  • GB470402A - Improvements in or relating to printing : en
  • AU462236A - Improvements in apparatus for preparing material for packaging : en
  • CA368021A - Horse collar pad : en fr
  • CH192379A - Typewriter. : en fr
  • CA368014A - Woven cloth : en fr
  • CH192438A - Device for cooling and temperature control for electrical discharge vessels. : de en
  • US2089170A - Outsole unit : en
  • US2089333A - Guide card with index-insert pocket : en
  • DE648920C - Device for expanding the cooling pipes of contact ovens : de en
  • FR816696A - Winter sports items : en fr
  • GB470295A - Improvements in or relating to crane and like jibs : en
  • GB470277A - Improvements in or relating to apparatus for supplying paints or other liquids to surfaces : en
  • GB470378A - Improvements in or relating to rubber sheet material and articles made therefrom : en
  • AT150315B - Process for the preparation of salicylic acid [β-acyloxyethyl] esters. : de en
  • US2089258A - Vegetable slicer : en
  • USD105635S - Design for a dress : en
  • GB470059A - Improvements in or relating to bearings for variable-pitch propellers : en
  • GB470461A - Process for the manufacture of cyclic aminosulphonic acid amide compounds : en
  • GR6721B - PORTABLE GAS PRODUCTION DEVICE FOR MOTION OF CAR ENGINES AND INTERNAL COMBUSTION ENGINES. : el en
  • FR816664A - Improvements relating to the preparation of fragmented materials and to machines intended for their molding with extrusion : en fr
  • GB470124A - Improvements in or relating to pockets for garments : en
  • US2089576A - Safetypin : en
  • US2089667A - Method of transmitting half tone pictures by telegraph : en
  • US2089175A - Electroplated cooking utensil : en
  • GB470565A - Improvements in and relating to photographic films : en
  • DE649071C - Weighing in on automatic scales : de en
  • DE648840C - Shielded spark plug : de en
  • CA367911A - Air conditioning apparatus : en fr
  • CA367940A - Glassware annealing apparatus : en fr
  • AT150335B - Direction indicators for bicycles and motorcycles or the like. : de en
  • AT150327B - Jewelry chain clasp. : de en
  • DE648906C - Device for starting internal combustion engines using compressed gas : de en
  • FR816690A - Improvements in the manufacture of glycol derivatives : en fr
  • GB470340A - Improvements in or relating to weft stop motions for looms for weaving : en
  • FR47877E - Method of steering automobiles according to the laws of mechanics : en fr
  • US2089757A - Drawing apparatus : en
  • CA367936A - Artificial silk : en fr
  • AT150388B - Device for achieving a uniform run of tape-shaped recording media. : de en
  • CH192489A - Process for the preparation of a dye of the anthraquinone series. : de en
  • CH192314A - Sound and heat insulating covering panels, in particular for floors, and processes for producing the same. : de en
  • FR816546A - Motor without rotary valve overhead : en fr
  • GB470228A - Improvement to parachute packs : en
  • GB470229A - Improvements in high voltage electrode housings particularly for neon and like luminous tubes : en
  • CA367924A - Plug and socket shield : en fr
  • US2089467A - Refrigerant brine : en
  • US2089588A - Television apparatus : en
  • CA367999A - Pest annihilator : en fr
  • US2089367A - Refrigeration system : en
  • US2089767A - Insect repellent : en
  • US2089926A - Moving coil voltage regulator : en
  • US2089468A - Powder container dispensing head : en
  • US2089566A - Bottom icing refrigerator : en
  • GB470468A - Improvements in the manufacture and production of ureas from alpha-omega-diaminocarboxylic acids : en
  • US2089616A - Process for the hydrogenation and cracking of hydrocarbon oils : en
  • DE648905C - Facility for spatial viewing of images and photographs : de en
  • DE648877C - Slit filters, especially for internal combustion engines : de en
  • DE648745C - Control valve for air brakes : de en
  • DE648892C - Drive for wire winding machines : de en
  • CA367952A - Alloy : en fr
  • GB470326A - Improvements relating to bottle or glass blowing machines : en
  • US2089173A - Power brake means for automotive vehicles : en
  • US2089391A - Sound reproducing apparatus : en
  • CH192363A - Process for the nitration of organic substances. : de en
  • US2089364A - Apparatus for preventing the backfiring in internal combustion engines : en
  • CH192435A - Method for regulating the speed of multi-motor drives. : de en
  • US2089344A - Heel lock and arch cushion : en
  • USD105617S - Design for a parking meter casing : en
  • DE648871C - Aerodynamic turn indicator : de en
  • CH192352A - Device for stiffening fold-over flaps on items of clothing. : de en
  • US2089437A - Machine for applying reinforcing fabric to inner soles : en
  • CA368018A - Book : en fr
  • CH192346A - Device for switching fabric webs. : de en
  • AU101706B2 - Improvements in or relating to single-phase mercury vapour rectifying valves : en
  • CA367996A - Dust eliminator : en fr
  • AT150384B - Closure for shoes or the like. : de en
  • CA368004A - Road construction : en fr
  • US2089679A - Boomer or load binder : en
  • AT150379B - Mountain and ski boot fittings. : de en
  • US2089194A - Textile yarn and fabric and the production thereof : en
  • AT150345B - Automatic rail coupling. : de en
  • AU101699B2 - Improvements in or relating to welding electrodes : en
  • US2089515A - Automatic balancing of airplanes : en
  • DE648801C - Multiple pencil, especially for make-up pencils : de en
  • US2089343A - Die-cast cylinder lock : en
  • US2089402A - Battery holster : en
  • US2089735A - Ticket issuing machine : en
  • US2089184A - Pew or chair : en
  • US2089426A - Surface coated abrasive material : en
  • US2089580A - Corrosion inhibitor : en
  • US2089525A - Machine for and method of making coated sheet material : en
  • US2089763A - Concrete sheet piling : en
  • US2089297A - Bottle spacer : en
  • US2089323A - Manufacture of benzoselenocyanine dyes : en
  • USRE20466E - Abrasive cutting machine : en
  • US2089465A - Inner sole for shoes : en
  • US2089488A - Roofing construction : en
  • US2089884A - Electric meter : en
  • CH192505A - Process for the preparation of a solution suitable as a light stabilizer. : de en
  • AT150314B - Stove tilt damper. : de en
  • DE649016C - Tandem plane : de en
  • CH192355A - Flat hat. : de en
  • US2089409A - Phase correcting means and method : en
  • US2089703A - Motion picture projecting apparatus : en
  • CA367897A - Cream and egg whipping apparatus : en fr
  • US2089220A - Plant or flower box : en
  • CA367994A - Anti-rail creeper and fastener : en fr
  • CA368058A - Sign : en fr
  • GB470285A - An improvement in or relating to trousers or similar garments : en
  • US2089672A - Lighting of road vehicles : en
  • AT150349B - Arrangement and storage of the axle drive in motor vehicles. : de en
  • AU413836A - Improvements in gauges, particularly for postage stamps : en
  • AT150318B - Capillary active agent. : de en
  • CH192466A - Body with retractable hood for vehicle. : en fr
  • AU101713B2 - Cash computing meter for petrol pump : en
  • FR816579A - Manufacturing process of chappe yarns with particular mechanical properties : en fr
  • GB470037A - Manufacture of monoazo dyestuffs capable of being chromed on the fibre : en
  • GB470280A - Improvements in the manufacture and production of synthetic resins : en
  • FR816493A - Advanced suspension for tracked vehicles : en fr
  • CH192321A - Heating system in which the heating elements carrying the heating fluid are embedded in a mass. : de en
  • FR47869E - Fastening rotating parts, such as drums or wheels, to the shaft of steam or gas turbines : en fr
  • GB470085A - Improvements in or relating to electron discharge device circuit arrangements : en
  • CH192502A - Process for the preparation of chlorobenzene-3-azo-3'.5'-diaminopyridine. : de en
  • US2089430A - Oscillograph system : en
  • CA368026A - Electric gas gun : en fr
  • AU32736A - An improved holding and serving machine for icecream orthe like : en
  • US2089526A - Machine for filling barrels : en
  • US2089765A - Picture frame : en
  • FR816542A - Fire extinguishing installation with automatic and remote control action for premises at risk of fire, motor vehicles, airplanes, boats, etc. : en fr
  • GB470032A - A kicking pen for babies : en
  • GB470114A - Improvements in and relating to trailers for motor road vehicles : en
  • AT150302B - Process for the production of absorbent oxide layers on aluminum and aluminum alloys for photographic purposes. : de en
  • CH192347A - Process for the formation of a sheet of kapok filaments of large dimensions, and installation for carrying out said process. : en fr
  • IE14538L - Pile fabrics : en
  • DE648727C - Rotary magnet instrument with preferably horizontally arranged rotating part designed as a rotating flag : de en
  • DE648939C - Intercom : de en
  • DE648691C - Device for therapeutic treatment : de en
  • DE648899C - Process for the production of a pigment suitable for anti-rust oil paints : de en
  • DE648682C - Electric battery : de en
  • FR816462A - Fuse cutout : en fr
  • CA368060A - Cloth display measuring and cutting device : en fr
  • GB470061A - Improvements in or relating to building construction, applicable also to columns, tunnels, aqueducts and the like : en
  • GB470083A - Improvements relating to emulsifying and homogenising apparatus : en
  • DE648941C - Process for storing and distributing electrical energy : de en
  • GB470409A - Improvements in or relating to convertible dinner wagons : en
  • US2089573A - Tacking machine : en
  • FR816602A - Saw tooth and blade cleaner : en fr
  • GB470125A - Improvements in vices : en
  • CA368022A - Shower receptor : en fr
  • DE648864C - Switch with extinguishing fluid : de en
  • FR816501A - Assembly and locking device intended to hold two surfaces together, applicable in particular to cowls of aircraft engines or the like : en fr
  • CA367938A - Electric and handpower dicer : en fr
  • CA367982A - Electrical apparatus protective device : en fr
  • CH192371A - Process for the preparation of a water-soluble azo dye. : de en
  • US2089680A - High-pressure and high-temperature lubricant : en
  • US2089450A - Water or steam boiler : en
  • US2089642A - Portable mixing tank : en
  • US2089540A - Mercury vapor rectifier : en
  • US2089602A - Cyclic ammonium salts and process : en
  • GB470396A - Improvements in and relating to the suppression of radiated electrical interference : en
  • FR47891E - Method for protection against combustion and its application, in particular to miners' wicks, insulated cables and the like : en fr
  • FR816669A - Improvement in the assembly of the loudspeakers of t devices. s. f. : en fr
  • FR816473A - Improvements to separators : en fr
  • US2089265A - Dental impression tray and holder : en
  • FR816598A - Improvements to irons and pressing irons : en fr
  • FR816555A - Cinematographic projector : en fr
  • FR816584A - Suction connection fitted with a <by-pass> for diaphragm pumps : en fr
  • US2089490A - Building covering : en
  • US2089726A - Table game apparatus : en
  • US2089507A - Line indicating copy holder : en
  • US2089547A - Hose reel for fire extinguishing apparatus : en
  • DE648971C - Dry desulfurization of coal distillation gases : de en
  • CA367959A - Telephone system : en fr
  • CH192361A - Process for the rapid treatment of tobacco by steam. : en fr
  • FR816644A - Improvements to glass insulators : en fr
  • GB470298A - Process of producing primary amino lower aliphatic alcohols : en
  • IE14917L - Hydraulic multiple clutch change speed gear : en
  • FR816688A - Improvements in spinning, doubling and twisting looms, with slider fin and dead spindle : en fr
  • FR816471A - Product for textiles, applicable as a primer, for sizing, starching, etc. : en fr
  • FR816676A - Rotating Helical Pallet Ice Cream Maker : en fr
  • US2089254A - Gasket : en
  • US2089745A - Gravity instrument : en
  • US2089797A - Interchangeable carton and display device : en
  • US2089902A - Valve guide driver : en
  • FR816518A - Punch Card Verification Machine for Accounting Machines : en fr
  • GB470028A - An improved manufacture of refractory products : en
  • GB470078A - Improvements in the manufacture and production of high-grade lubricating oils : en
  • FR816667A - Humectants and their preparation process : en fr
  • GB470103A - Improvements in anti-dazzle lamps : en
  • FR816647A - Warning device operating according to the conductivity of a liquid : en fr
  • GB470243A - Improvements in or relating to press-beds for laundry presses : en
  • US2089365A - Curtain fixture : en
  • GB470390A - Improvements relating to recording apparatus : en
  • GB470481A - Improvements in and relating to control devices for electric circuits : en
  • FR816619A - Method and apparatus for anesthesia : en fr
  • GB470041A - Waterproofing composition and method of manufacture : en
  • FR816455A - Socket for electric lamp : en fr
  • GB470210A - Improvements relating to the shedding mechanism of looms for weaving : en
  • DE649049C - Dropper bottle : de en
  • GB470135A - Improvements in or relating to the production of safety glass : en
  • DE648829C - Method of making cakes : de en
  • DE649035C - Screening and crushing device for brown coal : de en
  • GB470132A - Methods of and means for the formation and utilisation of gaseous couples : en
  • US2089628A - Carbonizing retort for use in coke and gas producing chamber ovens : en
  • GB470269A - Manufacture of composite rubber articles : en
  • US2089574A - Tabulator : en
  • US2089784A - Method of producing integral sweat-jointed adapters and the article resulting therefrom : en
  • US2089732A - Worm gear burnishing machine and method : en
  • US2089896A - Rectifier control system : en
  • USD105627S - Design for a dispenser : en
  • US2089196A - Nonsiccative complex : en
  • US2089645A - Liquid storage tank : en
  • US2089187A - Preparation and use of textile threads : en
  • US2089287A - Recording and reproducing mechanism : en
  • USD105612S - Design fob a lamp : en
  • FR47861E - Improvements to drivers for so-called indefinable waves : en fr
  • FR816525A - Device ensuring the protection and the safe running of convoys traveling the railway tracks : en fr
  • DE648927C - Synchronous motor, in particular for driving clocks : de en
  • DE648873C - Device for photoelectric diascopic scanning of tape-shaped sound recordings : de en
  • DE648903C - Hydraulic press, especially for pressing synthetic resin : de en
  • DE648950C - Boiler for hot water heating : de en
  • FR47858E - Advanced toothbrush : en fr
  • US2089389A - Ornamental snap-on member : en
  • US2089400A - Trailer hitch : en
  • US2089651A - Saw set : en
  • GB470362A - Improvements relating to friction clutches, brakes and the like : en
  • GB470117A - Improvements in bottle stoppers : en
  • AT150383B - Shut-off device for casing heads. : de en
  • GB470364A - Improvements in observation mirror supports for motor driven road vehicles : en
  • US2089441A - Telemetric receiver : en
  • US2089808A - Sanding machine : en
  • GB470489A - Improvements in electro-acoustic signalling devices : en
  • CH192417A - Power machine that is driven by means of a gaseous pressure medium. : de en
  • US2089295A - Variable speed transmission : en
  • CH192434A - Control device with an electric servomotor controlled by a measuring element via contactors. : de en
  • DE648883C - Connection between the drive block and the chassis of a motor vehicle : de en
  • DE649024C - Sequence control for automatic adjustment of guns or headlights : de en
  • US2089281A - Egg carton : en
  • US2089622A - Reclining chair : en
  • US2089195A - Means for use in manufacturing moccasins : en
  • US2089424A - Head lamp construction : en
  • US2089759A - Electrical apparatus : en
  • US2089852A - Machine for operating upon shoes : en
  • US2089871A - Builder's scaffold : en
  • CH192381A - Funerary monument. : de en
  • DE648740C - Heel protectors : de en
  • US2089562A - Process of producing butyl alcohol : en
  • US2089705A - Dispensing stand : en
  • GB470177A - Improvements in or relating to lubricating apparatus : en
  • GB470271A - Improvements in and relating to the production of road surfaces : en
  • GB470350A - Improvements in or relating to containers for tape or the like : en
  • US2089274A - Cutting machine : en
  • DE649087C - Braking device for vehicles : de en
  • FR816463A - Ionizer and ionization process for the emission of single-sign radiation : en fr
  • GB470319A - Improvements in or relating to railway vehicles : en
  • DE648794C - Process for the regulation of steam power plants with variable steam state : de en
  • DE648978C - Laundry kettle : de en
  • DK53437C - Lead to Dolls or Advertising Figures. : da en
  • DE648765C - Route power signal station : de en
  • DE648924C - Drum shoe brake with subdivided brake blocks : de en
  • US2089482A - Core drill construction : en
  • US2089516A - Hay loader : en
  • USD105605S - Design for a dkess ensemble : en
  • US2089313A - Book cover : en
  • FR816567A - Improvements to fire detectors, their signaling relays and mounting combinations : en fr
  • AU101744B2 - An improved fertilizer distributor or spreader : en
  • CH192482A - Process for the preparation of a dye of the anthraquinone series. : de en
  • US2089252A - Mattress tufting machine : en
  • AU262136A - Improvements in and relating to manufactured articles of food or confectionery : en
  • DE649045C - Emulsifiable oils : de en
  • AU312236A - A machine for hilling potatoes, maize andthe like : en
  • AU101716B2 - An improved holding and serving machine for icecream orthe like : en
  • CA368005A - Load lifting, carrying and dumping machine : en fr
  • CH192320A - Ventilation system in tunnels, especially road tunnels. : de en
  • CH192380A - Shorthand machine. : en fr
  • US2089913A - Improvements in the production of chlorine dioxide : en
  • CA368023A - Bottle carrier : en fr
  • US2089579A - Treatment of hydrocarbon oils : en
  • US2089888A - Toy submarine : en
  • US2089815A - Trailer : en
  • DK53426C - Combustion turbine. : da en
  • CH192504A - Process for the preparation of a carboxylic acid containing the pyridine nucleus. : de en
  • US2089851A - Mechanical refrigeration apparatus : en
  • US2089743A - Milk bottle holder : en
  • AT150376B - Shoe sole protectors. : de en
  • AT150399B - Membrane surface sieve. : de en
  • CA367890A - Surface marking apparatus : en fr
  • CA367898A - Aerating apparatus : en fr
  • CH192378A - Printing press. : en fr
  • AU527236A - Electrostatic separator : en
  • CA367923A - Refrigerating apparatus : en fr
  • AT150321B - Method and device for the comminution of material consisting of loose pieces. : de en
  • AU101710B2 - Process forthe production of hydrogen peroxide : en
  • US2089348A - Process for the manufacture of amino sulphonic acids : en
  • CH192322A - Showcase with ventilation device. : en fr
  • CA367907A - Electric connector device : en fr
  • US2089454A - Internal combustion engine : en
  • US2089647A - Tube element shock absorber : en
  • US2089689A - Electric furnace : en
  • AT150342B - Question and answer game. : de en
  • DE649081C - Process for bleaching bast fibers : de en
  • GB470394A - Improvements in or relating to flame machining : en
  • AU101722B2 - Improved orthopaedic plate and shoe construction for use therewith : en
  • AT150333B - Welded rail joint connection. : de en
  • CH192474A - Process for the preparation of a monoazo dye. : de en
  • CA368057A - Storage file : en fr
  • AT150400B - Core drill for earth drilling. : de en
  • CA367942A - Glassware annealing apparatus : en fr
  • US2089463A - Rear view mirror : en
  • AU101742B2 - Improvements in or connected with bread baking tins : en
  • US2089337A - Tire spreading tool : en
  • US2089415A - Razor : en
  • FR816511A - construction element of reinforced concrete or other material : en fr
  • CH192432A - Frequency control device with two electrical, rigidly coupled measuring systems. : de en
  • FR816531A - Roulette and special carpet holder table perfecting the game of poker. 30 and 40 and other games : en fr
  • GB470195A - Improvements in and relating to autographic registers : en
  • GB470197A - Improvements in photographic cameras : en
  • CH192394A - Evaporation meter combined with a line shut-off device. : de en
  • CH192395A - Pulse transmitter device. : en fr
  • CH192312A - Reed mat for plastering ceilings and walls. : de en
  • AT150392B - Method and device for straightening loose wooden nails for processing in the nailing machine. : de en
  • US2089688A - Electrode holder : en
  • USD105573S - Design for a dress ensemble : en
  • CA367908A - Hair waving method : en fr
  • CA368016A - Ski-staff : en fr
  • US2089558A - Process and apparatus for separating vapors from gaseous mixtures : en
  • DK53423C - Scroll to Trawlnet. : da en
  • US2089686A - High resistance electrolyte : en
  • DE648967C - Device to strengthen the. Adjustment force of an encoder : de en
  • CA367889A - Gasket : en fr
  • CH192353A - Process for the production of zippers from carrier tapes continuously occupied with closure members and a zipper produced according to this process. : de en
  • GB470172A - Improvements in multiple screwdrivers : en
  • US2089250A - Glass annealing leer : en
  • FR816490A - Shelter for the protection of civilian populations : en fr
  • GB470288A - Device for anchoring inking ribbons to spools : en
  • DE648811C - Lathe bed for single-spindle automatic lathes : de en
  • GB470351A - Improvements in or relating to apparatus for rectifying alternating currents : en
  • FR816646A - Improvements made to paper beads : en fr
  • US2089814A - Machine tool : en
  • US2089834A - Vanity case : en
  • GB470148A - Improvements in or relating to sound signals transmission systems : en
  • FR816558A - Device for automatic orientation of the headlights of a motor vehicle according to the load of this car : en fr
  • GB470486A - Improvements in or relating to cellulose acetate compositions : en
  • DE648977C - Gear control for a timer driven by a working memory with a swinging gear regulator : de en
  • GB470142A - Improvements in and relating to loose-leaf binders : en
  • GB470336A - Improvements in or relating to coin-operated vending mechanisms : en
  • GB470466A - Improved speed-controlling drive, particularly for sound recording and reproducing apparatus : en
  • CH192481A - Process for the production of a new pyrene derivative. : de en
  • CH192497A - Electric regulator for organs to be controlled depending on pressure, temperature or humidity. : de en
  • US2089722A - Carton forming machine : en
  • US2089785A - Transmitter : en
  • US2089317A - Method for cleaning water heaters : en
  • CH192472A - Device for manufacturing electrical tubular heating elements. : de en
  • FR816520A - Improvements to mobile bakery installations in the countryside : en fr
  • GB470318A - Improvements in and relating to railway vehicles : en
  • DE648985C - Device for regulating asynchronous machines with the aid of gas or vapor discharge paths connected to the stator or runner circuit : de en
  • FR816494A - Light signal : en fr
  • GB470188A - Improvements in heating apparatus for vehicles propelled by internal combustion engines : en
  • DE648854C - Flexible electric heater : de en
  • CH192400A - Chromium-manganese-iron alloy similar to silver. : de en
  • USD105624S - Design fob a woven fabric : en
  • US2089678A - Position indicator for carbon brushes : en
  • US2089461A - Grease seal : en
  • US2089675A - Cup pastry baking machine : en
  • DE648511C - Process for the production of naphthenates : de en
  • US2089310A - Bookkeeping machine : en
  • US2089267A - Garment display form : en
  • US2089338A - Telephone system : en
  • US2089724A - Apparatus for dispensing measured quantities of liquid : en
  • DE648943C - Speed controller with an eddy current brake : de en
  • DE648660C - Device for keeping the roller surfaces of a pair of Velcro destruction rollers clean : de en
  • FR816662A - Liquid fuel lighter : en fr
  • FR816480A - Backfill-digger for all applications and in particular to suppress mine fires : en fr
  • FR816606A - New device for the manufacture of dial thermometers : en fr
  • FR816610A - Trolleys convertible into dining tables : en fr
  • FR816689A - Process for the local production of heat and device for carrying out this process : en fr
  • DE648853C - Automatic control of a cooling machine : de en
  • US2089176A - Water heating apparatus : en
  • GB470044A - Coupling or converter operating on the hydrodynamic principle : en
  • GB470259A - A solution for the treatment of the tread surface of pneumatic and other elastic tyres for vehicles : en
  • GB470237A - Improvements in repeat welders : en
  • DE648805C - Process for treating hardened or non-hardened bottle caps made of gelatin : de en
  • DE648963C - Pressure oil control for steam engines, especially steam feed machines : de en
  • GB470458A - Method and means for acting against fires : en
  • US2089183A - Signal switch : en
  • US2089395A - Manifolder : en
  • US2089656A - Hydraulic shock absorber : en
  • GB470040A - Extensible electric cords : en
  • GB470291A - Listing mechanism for addressing and like series printing machines : en
  • DE649017C - Trailer, the loading bridge of which is slidably arranged on the coupling drawbar opposite the front axle : de en
  • FR816635A - Improvements to hot rolling metal strip processes : en fr
  • GB470039A - Improvements in or relating to phonographs : en
  • US2089283A - Safety razor : en
  • US2089324A - Press : en
  • CA368000A - Support for telephone bases : en fr
  • DE648891C - Dough dividing machine with rope stop : de en
  • US2089377A - Seal : en
  • AU101740B2 - A composition forthe destruction of noxious weeds : en
  • DE648835C - Rotary piston engine, pump or compressor with piston drum mounted eccentrically to the housing : de en
  • DE648925C - Switch with arc extinguishing by flowing or expanding gases or vapors : de en
  • DE649028C - Device for pushing the sheets of a stack on a stacking table : de en
  • FR816469A - Advanced training in plows : en fr
  • GB470126A - Improvements relating to automatic packing or weighing machines : en
  • US2089500A - Automobile bumper : en
  • FR816458A - Rotary drum : en fr
  • GB470216A - Improvements in or relating to apparatus for rolling metal strip : en
  • AU101715B2 - Improvements in and relating tothe production of cellulose : en
  • CH192506A - Process for the preparation of 3,4-dioxyphenylethylaminobutanol chlorohydrate. : de en
  • FR816680A - Automatic tilting press : en fr
  • GB470401A - Improvements in means for controlling automatically a variable condition : en
  • CH192358A - Peeler. : de en
  • CH192382A - Cup mouthpiece for trumpets and related wind instruments. : de en
  • US2089807A - Clutch system : en
  • AT150393B - Roll film camera. : de en
  • US2089174A - Starter for pool-type tubes : en
  • US2089363A - Machine tool : en
  • US2089393A - Signaling device for automobiles : en
  • US2089885A - Action toy : en
  • CA367980A - Paper web width varying apparatus : en fr
  • CH192335A - Heating device. : de en
  • CA367874A - Perpetual calendar : en fr
  • AT150328B - Friction wheel lighter. : de en
  • AT150310B - Process for refining motor fuels. : de en
  • CA367876A - Turbine rotor cooling apparatus : en fr
  • CH192410A - Tobacco pipe cleaners. : de en
  • FR816457A - Pivot sleeve for electricity meters : en fr
  • GB470251A - Process for the recovery of metallic magnesium : en
  • CA368045A - Hernial truss : en fr
  • CH192478A - Process for the preparation of a monoazo dye. : de en
  • DE648721C - Automatic feeder for sheets, envelopes and cards of various thicknesses, especially for address printing machines : de en
  • US2089529A - Tooth paste : en
  • AT150360B - Insert sheet for shirts folded into storage like : de en
  • AU101743B2 - A machine for hilling potatoes, maize andthe like : en
  • CA368053A - Hair curler : en fr
  • AT150366B - Machine for packing zigzag sheets of paper in cardboard envelopes. : de en
  • US2089746A - Heat transfer die : en
  • US2089813A - Foaming composition : en
  • US2089842A - Dust excluding cover for drag link construction : en
  • AT150382B - Elastic closure. : de en
  • CA368008A - Rolling screen : en fr
  • CA367894A - Columbium alloy : en fr
  • CA367947A - Railway car : en fr
  • DE649004C - Device for converting high-voltage direct current into alternating current or vice versa : de en
  • GB470381A - Improvements in the driving arrangements in centrifugal separators : en
  • IE14639L - Heat exchange apparatus : en
  • AT150303B - Continuous coal gasification process to generate a tar-free gas from bituminous, preferably fine-grained or disintegrating fuels. : de en
  • US2089849A - Wedge adjusting mechanism : en
  • USD105590S - Design for a shoe or similar article : en
  • AU101717B2 - Frequency reducing systems : en
  • US2089892A - Apparatus for forming projections or depressions in flat metallic stock : en
  • DE648832C - Bell cap with liquid seal for gas pipes : de en
  • DE648870C - Device for determining the value of a certain integral of the form f =? y g (x) dx : de en
  • AT150375B - Device for the easy determination of the additives that are compatible with any main food (food watch). : de en
  • CH192313A - Device for connecting objects, in particular building and construction elements. : de en
  • US2089464A - Blind for openings : en
  • CA367972A - Shoe manufacturing machine : en fr
  • CH192471A - Bicycle drive. : de en
  • US2089522A - Process of producing butyl alcohol : en
  • US2089857A - Clamp for securing cables : en
  • USD105623S - Design for a pencil : en
  • AT150394B - Roll film cassette with a gear operated by a rotating shaft for advancing the film tape. : de en
  • CH192319A - Process for reducing the light absorption of bituminous road surfaces. : de en
  • CH192461A - Horseshoe studs. : de en
  • DE648983C - Metal wire resistor, in particular ferrous hydrogen resistor, with a control range that can be changed by a series resistor : de en
  • CA367896A - Bleaching and cleansing agent : en fr
  • AU497536A - Improved manufacture of building slabs : en
  • US2089571A - Resist for use in the etching of glass : en
  • AU461536A - Activated magnesium oxide and method of manufacture : en
  • AU101730B2 - Improvements in methods of and apparatus for picture transmission : en
  • US2089438A - Telephone system : en
  • GB470137A - Improvements in or relating to the reduction of ground noise in sound recording : en
  • CA368020A - Lock : en fr
  • US2089624A - Noncreep metallic barrel : en
  • US2089867A - Furniture : en
  • US2089904A - Machine and method for knitting welted split work hosiery : en
  • USD105607S - Design for a compass case or similar : en
  • AU101712B2 - Improved manufacture of cast iron : en
  • US2089354A - Key cutting jig : en
  • US2089877A - Process for producing paint solutions from rubber : en
  • US2089919A - Apparatus for the control of highway crossing signals : en
  • USD105591S - Design for a shoe ob similar article : en
  • US2089433A - Catalyst and catalytic process : en
  • US2089823A - Railway braking apparatus : en
  • GB470276A - Improvements in bathing costumes : en
  • US2089880A - Hosiery : en
  • USD105643S - Design for a sweater ensemble : en
  • AU101739B2 - Improvements in or ralating to thimbles : en
  • CA368047A - Castellated nut : en fr
  • CH192439A - Arrangement for generating alternating voltages with a rectangular waveform. : de en
  • US2089457A - Book attachment : en
  • CA367958A - Electric discharge lamp : en fr
  • FR816552A - Improvements to audible warning devices : en fr
  • USD105569S - Design for a can tapping device : en
  • US2089603A - Ciphering machine : en
  • US2089914A - Control compass for automatic piloting of moving bodies : en
  • FR816541A - Luminescent electric tube : en fr
  • GB470214A - Improvements in ophthalmic mountings : en
  • GB470636A - Alcohols and process for making same : en
  • GB470301A - Improvements in and relating to means for suppressing radio-interference from electric discharge devices : en
  • DE648861C - Pavement made of artificial stones : de en
  • FR816563A - Manufacturing process for self-illuminating, weatherproof signs : en fr
  • FR816651A - Safety device for automobiles : en fr
  • FR816691A - Process for deacidifying and further processing in an uninterrupted manner artificial threads produced without interruption : en fr
  • GB470152A - Improvements in or relating to extension ladders : en
  • DE648989C - Device for protection against the ingress of water into the electric drive motors of submersible pumps : de en
  • US2089230A - Rock drill : en
  • US2089804A - Illuminated sign : en
  • GB470233A - Improvements in or relating to galvanic batteries : en
  • GB470304A - Improvements in or connected with machines for cutting coal or other minerals in mining, quarrying and like operations : en
  • GB470355A - Improvements in or relating to electromagnetic interrupters : en
  • CA367922A - Refrigerating apparatus : en fr
  • CH192393A - Flight kit for air navigation. : en fr
  • US2089883A - Wire finishing : en
  • FR816578A - Humidifier for apartment : en fr
  • US2089340A - Extended fin surface for conduits : en
  • GB470263A - Improvements in or relating to ticket cancellationpunches. : en
  • FR816499A - Outdoor game : en fr
  • FR47863E - Improvements made to distributors of serial numbers, prospectuses, formulas or other printed on paper or cardboard : en fr
  • GB470038A - Process for the manufacture of synthetic resins : en
  • US2089269A - Beer tap : en
  • US2089648A - Method of and apparatus for treating metal surfaces : en
  • US2089431A - Cradle-spring support : en
  • US2089729A - Photographic emulsion : en
  • FR816508A - Improvements to air navigation devices, particularly airplanes and seaplanes : en fr
  • GB470213A - Improvements relating to metalclad switchgear : en
  • GB470116A - Improvements in the manufacture and production of n-vinyl compounds : en
  • IE14508L - Ball cages for thrust bearings : en
  • FR816452A - Coffee maker : en fr
  • GB470156A - Improved sulphur dyestuff preparations : en
  • GB470370A - Improvements in and relating to air cooled condensers : en
  • FR816641A - Burglar protection device, warning of their presence before any successful penetration : en fr
  • GB470348A - Improvements in or relating to lamps for vehicles : en
  • FR816539A - Solar Cosmograph : en fr
  • FR816618A - Lenticular network film projection process : en fr
  • FR47883E - Compressed air distributor : en fr
  • GB470118A - Non-collapsible fireside companion : en
  • FR47851E - Process for the production of auxiliary agents for the textile industry : en fr
  • GB470119A - Improvements in or relating to hatches of ships, barges and the like vessels : en
  • GB470121A - Improvements in and relating to domestic and like electric wiring installations : en
  • GB470467A - Improvements in intermittent gearing : en
  • DE648874C - Electrical contact device for liquid expansion thermometer : de en
  • GB470241A - Improvements relating to portable huts, tents and the like : en
  • DE648810C - Device for processing crankshafts, crank pins, or the like. : de en
  • GB470487A - Improvements in and relating to spanners and spanner levers : en
  • GB470302A - Improvements in or relating to electric discharge lamps containing luminescent materials : en
  • GR6719B - METHOD FOR MAKING BASIC COMPOUNDS OF THE HETEROCYCLE SERIES. : el en
  • DE648724C - Band filter with switchable bandwidth : de en
  • FR816631A - Process for the manufacture of outer and inner rings for roller bearings : en fr
  • DE648594C - Process for the extraction of truxene and hydrindene : de en
  • US2089445A - Lawn mower : en
  • US2089772A - Reminder board : en
  • DE649001C - Process for achieving a uniform dark blue scale formation on the glowing material made of iron or steel : de en
  • USD105584S - Design for a dress : en
  • CH192366A - Process for the production of a new azo dye. : de en
  • GB470406A - Improvements in or relating to the manufacture of hydrocyanic acid : en
  • CA367962A - Aircraft indicator : en fr
  • US2089390A - Electric fixture supporting device : en
  • US2089768A - Telephone call apparatus : en
  • FR816533A - Dynamo-kinematic transformer with automatic and continuous variation : en fr
  • DE648817C - Electric auction facility : de en
  • FR47889E - Improvements in the assembly of electric lines, telephone or aerial aerials : en fr
  • CA368009A - Glass vessel producing apparatus : en fr
  • GB470325A - Improvements relating to blank or parison mould units of bottle or glassware blowingmachines : en
  • US2089480A - Paper coating composition and process : en
  • US2089629A - Musical instrument : en
  • US2089396A - Method of making a food product : en
  • US2089687A - Electrolytic composition : en
  • FR816495A - Purifier filter for water and other liquids : en fr
  • FR816623A - heat exchangers and in particular superheaters for high temperatures : en fr
  • US2089419A - Valving assembly for hydraulic shock absorbers : en
  • US2089779A - Decalcomania adapted for composing words : en
  • FR816485A - Process for obtaining embossing dies with microscopic elements : en fr
  • DE648922C - Iron alloys for permanent magnets : de en
  • DE648787C - Brake insert intended for yielding pit punches or for yielding route expansion and similar expansion types : de en
  • US2089231A - Drain fixture for refrigerators : en
  • US2089416A - Bottle carrier : en
  • US2089489A - Shingle : en
  • US2089881A - Adjustable dough cutter : en
  • GB470182A - Improvements relating to reflecting signs for use on cycle mudguards : en
  • GB470187A - Improvements relating to the preparation of oxygen-containing compounds of cerium : en
  • US2089299A - Last : en
  • US2089366A - Outboard motor : en
  • US2089534A - Weighing and bag filling mecahnism : en
  • FR816698A - Improvements in devices for practicing golf and other games : en fr
  • US2089207A - Shell plate rolling device : en
  • DE649103C - Circuit arrangement for telephone systems with dialer operation : de en
  • DE648823C - Reaction body for rotating jet sprinklers : de en
  • US2089469A - Paper web joining member : en
  • FR816585A - Improvements to internal combustion turbines : en fr
  • GB470141A - Improvements in or relating to pedestal bearings for the axles of pit tubs and the like : en
  • FR816600A - Camera : en fr
  • DE648917C - Loom for fabric with weft threads running diagonally to the chain threads : de en
  • GB470371A - Improvements in and relating to railway rail joints : en
  • DE648795C - Cooling system with frosting cooling elements : de en
  • US2089398A - Halogenated rubber hydrohalide : en
  • US2089598A - Floor mat : en
  • US2089655A - Low pour point oils : en
  • DE648820C - Device for compacting soil or bulk material : de en
  • DE648879C - Arrangement on lockstitch sewing machines to achieve correct thread looping : de en
  • DE649041C - Compensating capacitor for telecommunication cable systems, individually enclosed in an air-permeable protective sleeve : de en
  • GB470357A - Improvements in separator boxes for electric wiring installations : en
  • GB470494A - Improvements in and relating to hair washes : en
  • GB470191A - Improvements in or relating to enclosed electric switchgear : en
  • GB470175A - Improvements in liquids used in fluid pressure apparatus such as hydraulic brake mechanism and for similar purposes : en
  • US2089570A - Sealing device : en
  • US2089666A - Step movement mechanism for typewriters and the like : en
  • DE648900C - Method and device for lifting an endless glass ribbon from the melt : de en
  • US2089611A - Inspection lamp : en
  • USD105597S - Design for a shoe : en
  • US2089368A - Electric system : en
  • FR816684A - Safety lock for extendable gates : en fr
  • FR816540A - Converters for chemical reactions, vaporizations and other treatments in the presence of a contact material : en fr
  • DE648837C - Sponge rubber seal for windows and doors : de en
  • CH192339A - Device for holding carpet runners and curtains. : de en
  • FR816633A - Improvements to pressurized fuel injection systems and fuel oil injection devices : en fr
  • FR816697A - Board game played according to rules inspired by the highway code : en fr
  • FR816588A - Device allowing the closing of fairground vehicles by means of a movable hood : en fr
  • CA367910A - Air circulating apparatus : en fr
  • CA368010A - Coal cleaning apparatus : en fr
  • CH192403A - Contact protection device for automatically limiting the contact voltage during arc welding. : de en
  • CH192397A - Device for reproducing sound recordings. : de en
  • US2089506A - Lubricant and method of its manufacture : en
  • CH192467A - Device for the semi-automatic actuation of direction indicators. : de en
  • US2089719A - Control of electric switches : en
  • US2089901A - Target practicing device : en
  • US2089714A - Holding device : en
  • US2089203A - Internal combustion engine : en
  • US2089311A - Tandem mill : en
  • CA367883A - Electric switch : en fr
  • CA367954A - Trim strip fastener : en fr
  • US2089459A - Calk for shoes : en
  • US2089698A - Refrigerated can compartment : en
  • US2089408A - Hinge : en
  • US2089284A - Pothead terminal : en
  • US2089713A - Process for making bituminous compositions : en
  • CH192331A - Soot door. : de en
  • CH192341A - Frame for books, files, folders, files and the like, which can be detachably assembled from individual elements. : de en
  • CH192496A - Method of manufacturing an electric cable. : en fr
  • US2089452A - Fishing pole support : en
  • US2089586A - Garment pressing machine : en
  • GB470463A - Improvements in electrically propelled road vehicles : en
  • DE649014C - Pipe for conveying fluids, especially mazut : de en
  • GB470031A - A process for the manufacture of a new or improved sugar composition : en
  • CH192447A - Menstrual pad. : de en
  • DE648838C - Process for reducing the thunder effect when playing back sound films : de en
  • US2089497A - Tire cover construction : en
  • DE648956C - Roll film camera : de en
  • US2089756A - Device for increasing the speed of transmission of pressure-alteration impulses in pneumatic brake pipes : en
  • GB470387A - Improvements in or relating to devices for fixing cutter-heads on electrical hair cutting machines : en
  • DE648804C - Molded veneer press : de en
  • DE648856C - Resilient pit lining : de en
  • DE648895C - Push lock with switching mechanism and exchangeable combination wheel for perforating units of printing machines : de en
  • US2089906A - Sugar washing machine : en
  • US2089304A - Jet pipe for fire extinguishing purposes with a widening mouthpiece : en
  • USD105567S - Design for a tumbler : en
  • DE648753C - Equipment on multiple multi-edge milling machines for the production of even-numbered multi-edge on metal bars : de en
  • USD105625S - Design fob a shoe : en
  • US2089676A - Classifier and concentrator : en
  • USD105618S - Design fob a juvenile vehicle : en
  • DE648843C - Processing machine for chocolate masses : de en
  • DE648953C - Device for catching and collecting fruit : de en
  • DE648700C - Summons, especially for hunting cartridges : de en
  • US2089289A - Pile fabric : en
  • US2089446A - Unloader for compressors : en
  • GB470320A - Improvements in and relating to grinding or abrasive wheels : en
  • GB470410A - An improved machine for filling bottles or other receptacles by suction : en
  • USD105599S - Design for a clock case : en
  • USD105585S - Design for an ensemble dress : en
  • US2089551A - Sewing machine mechanism : en
  • AU306636A - Improvements in or relating to lids for pressure resisting vessels : en
  • FR816509A - Receipt and flow meter-recorder for liquids : en fr
  • FR816569A - Poly-fuel gasifier : en fr
  • FR816514A - Method and apparatus for measuring the work of an impact object moving at high speed : en fr
  • US2089786A - Clutch : en
  • US2089336A - Lifting jack : en
  • CH192329A - Fireplace for solid fuel. : en fr
  • GB470033A - Improvements in or relating to the production of alkali metal sulphides : en
  • US2089741A - Valve assembly : en
  • GB470456A - Improvements in or relating to driving mechanism for portable piano players : en
  • FR816616A - Method, device and mine for the destruction of tanks, tanks, armored cars and other vehicles of war : en fr
  • GB470104A - Improvements in or relating to totalizing mechanism or the like : en
  • CA368035A - Dough product processing : en fr
  • US2089615A - Racing shoe : en
  • USD105644S - Design for an ensemble dress : en
  • AU168437A - Improvements in and relating to electron multipication : en
  • US2089542A - Electric vacuum-discharge apparatus : en
  • US2089240A - Manufacture and use of textile materials : en
  • CA367919A - Soldering flux : en fr
  • AT150389B - Apparatus for taking photographs of the upper or lower jaw. : de en
  • CH192433A - Resistance control device. : de en
  • DE648947C - Overpressure cooker : de en
  • US2089715A - Apparatus and method for taking dental impressions : en
  • US2089288A - Internal combustion engine : en
  • US2089479A - Method of cleaning-out oil wells : en
  • US2089484A - Sound recording apparatus : en
  • US2089492A - Duct : en
  • US2089618A - Apparatus for controlling electrical circuits : en
  • AU530036A - Improved manufacture of cast iron : en
  • US2089702A - Apparatus for filtering eggs : en
  • US2089912A - Apparatus for making metal cases from tubular pieces : en
  • US2089929A - Guardrail : en
  • AT150358B - Device for controlling heating switches or the like by means of thermal relays. : de en
  • CH192374A - Process for the production of a vat dye of the dibenzanthrone series. : de en
  • USD105582S - Design fob a combination desk unit : en
  • US2089394A - Electrical ignition device : en
  • CH192473A - Tool with a handle, having a device for fixing the handle to the body of the tool. : en fr
  • US2089903A - Improved acid synthesis process : en
  • AT150311B - Process for processing rubber milk or similar dispersions advantageously containing stabilizers. : de en
  • US2089519A - Manufacture of wooden tobacco pipe : en
  • US2089325A - Discharge electric lamp : en
  • US2089505A - Shoe counter : en
  • US2089800A - Pipe rotating device : en
  • US2089859A - Slow electromagnetic radiation device : en
  • CH192423A - Fuel injection device in internal combustion engines with an injection pump, a feeder pump and a regulating device. : de en
  • AT150357B - Direction indicators for motorcycles and bicycles or the like. : de en
  • AU101714B2 - Method of and apparatus for controlling the temperature of exothermic reaction chambers : en
  • DE648425C - Photographic camera with interchangeable lenses and a built-in viewfinder : de en
  • CH192501A - Process for the preparation of chlorobenzene-4-azo-3'.5'-diaminopyridine. : de en
  • DE648898C - Switching arrangement for resistance flash welding machines : de en
  • DE649042C - Receiver for electrical remote control through superimposed audio-frequency currents : de en
  • DE648957C - Device for determining the required exposure time for photographic copying : de en
  • DE648954C - Sewing machine for sewing false buttonholes : de en
  • AT150341B - Suspension of horizontal transverse springs in the form of leaf springs, which replace the axles, on motor vehicles. : de en
  • DE648830C - Snap fastener die with screw fastening : de en
  • DE648876C - Self-seller with several compartments and a movable door : de en
  • DE648904C - Pressure device for scales : de en
  • US2089561A - Selective transmission system : en
  • US2089731A - Valve : en
  • CA367997A - Paper pulp sieve : en fr
  • CH192367A - Process for the preparation of a disazo dye. : de en
  • AT150317B - Process for thickening and stabilizing aqueous dispersions of rubber u. like : de en
  • GB470102A - Improvements in or relating to electron discharge devices : en
  • CA367935A - Cellulosic material : en fr
  • CA367944A - Tobacco stemming machine : en fr
  • CA368049A - Rodent trap resetting device : en fr
  • CA368056A - Girdle and shorts : en fr
  • CA367941A - Glassware annealing apparatus : en fr
  • US2089567A - Neon gas illuminating device : en
  • US2089801A - Accessory for infants' bathing devices : en
  • US2089245A - Mining tool : en
  • US2089824A - Apparatus for railway train communication systems : en
  • DE649107C - Starting control for motors of electric multi-motor drives : de en
  • DE648799C - Electric motor, in particular small motor, for connection to direct or alternating current : de en
  • GB470034A - Improved safety razor : en
  • DE649047C - Process for the production of leather : de en
  • GB470106A - Improvements relating to grinding machines, and to a method of generating or correcting screw-threads or like surfaces in such machines : en
  • GB470236A - Improvements in and relating to rotary cutters for boring tools, reams and the like : en
  • GB470369A - Improvements in terminal boxes for telephone and telegraph cables : en
  • US2089780A - Riffle : en
  • US2089418A - Valving assembly for hydraulic shock absorbers : en
  • US2089501A - Method of deseeding fruits of the naturally segmented type : en
  • AT150363B - Mixing device for dispensing mixed drinks ready to be consumed. : de en
  • DE648803C - Alignment device for gang saws using a scale : de en
  • USD105639S - Design fob a combined automobtte : en
  • CA367943A - Scrap tobacco feed : en fr
  • CA368039A - Vehicle ventilating apparatus : en fr
  • US2089879A - Method of making hosiery : en
  • CA368037A - Vehicle ventilating apparatus : en fr
  • CA367987A - Constructional toy : en fr
  • USD105611S - Design fok a coat : en
  • DE648712C - Process for the production of fine ceramic bodies : de en
  • CH192436A - Method for deflecting the cathode ray in Braun tubes. : de en
  • CA367968A - Locomotive stoker : en fr
  • CA367970A - Shear : en fr
  • CA368041A - Fuse plug : en fr
  • CH192456A - Arrangement for generating deflection voltages for television equipment with Braun tubes. : de en
  • AU309236A - Improvements in or relating to ultrahigh frequency electrical oscillators : en
  • DE648826C - Device for alternately closing and opening circuits : de en
  • AT150369B - Inscription board for shop window u. like : de en
  • FR47865E - Stranding machine for the production of steel wire strands and cables free from internal tensions or having low torsion : en fr
  • FR47868E - Automatic discharge valve : en fr
  • GR6722B - AUTOMATIC CUBE LAUNCHING MACHINE. : el en
  • US2089584A - Combined brake beam and bottom rod support for railway cars : en
  • CH192330A - Stove. : de en
  • CH192342A - Toilet boy. : de en
  • DK53417C - Electromagnetically operated switch. : da en
  • FR816472A - Column enhancements for dedusting, distillation, dephlegmation, washing, absorption or similar applications : en fr
  • FR816474A - Device for the filtration of gasifier gases and other fluids : en fr
  • US2089790A - Method of forming a rolled joint : en
  • FR816564A - Safety scissors : en fr
  • FR816608A - New suspension systems for vehicles traveling on roads, on ground, on rails : en fr
  • USD105608S - Design for a telephone hand-set : en
  • US2089322A - Methine cyanine dye : en
  • US2089518A - Method and apparatus for forming metal closures : en
  • USD105636S - Design for a sweater ensemble : en
  • US2089397A - Individual axle drive for vehicles : en
  • US2089854A - Maternity cot and mattress therefor : en
  • DE648758C - Vice, the front movable jaw of which has a guide rod of cylindrical basic shape that slides in a guide sleeve of the rear jaw : de en
  • DE648913C - Security lock for the room doors of inns : de en
  • US2089517A - Planter : en
  • AT150396B - Device for remote control and remote reporting. : de en
  • US2089312A - Covering material : en
  • US2089671A - Automatic firearm : en
  • CA367950A - Gaseous current silencer : en fr
  • US2089537A - Knife rack : en
  • AT150312B - Process for digesting vegetable fibers. : de en
  • AT150346B - Device for axle bearings of rail vehicles to prevent oil from flowing out of the oil sump into the open. : de en
  • AU308736A - Improvements in or relating to appliances for drying the Hair : en
  • US2089818A - Chair frame construction : en
  • CA367990A - Frost shield connector strip : en fr
  • CH192334A - Device for cleaning gases from gas generators using water. : de en
  • AU101725B2 - An improved supporting and clamping device : en
  • CA367957A - Crater lamp : en fr
  • DE572929C - Device for salting meat by means of poekellake to be introduced into it : de en
  • DE648846C - Cinematographic back projection recording process : de en
  • FR47860E - Cable gland packing : en fr
  • US2089860A - Slow transformer : en
  • CA367945A - Spinning method and apparatus : en fr
  • US2089697A - Electrical insulation and method of making the same : en
  • AU463936A - Substandard motion picture sound film : en
  • USD105631S - Design for a dress : en
  • US2089275A - Picture projector : en
  • US2089448A - Synchronizing device : en
  • US2089738A - Conveyer : en
  • US2089696A - Dynamo-electric machine : en
  • FR816665A - Feeder device particularly intended for printing machines : en fr
  • GB470244A - Improvements in and relating to insulated electric conductors : en
  • DK53436C - Method of Making Decorative Covers. : da en
  • FR47859E - Manufacturing process of monoazo dyes : en fr
  • GB470190A - A device for the shaping of the colouring used for lips, eyebrows and eyelashes : en
  • GB470286A - Improvements in and relating to wire broadcasting systems : en
  • CH192354A - Method of making hairstyles. : en fr
  • US2089169A - Bearing blank bending machine : en
  • US2089708A - Exhaust gas driven turbine : en
  • US2089293A - Safety paper : en
  • US2089684A - Electric capacitor : en
  • US2089894A - Bubbler head : en
  • DE648793C - Process for the preparation of nitrogen-containing condensation products from oxyamines : de en
  • US2089555A - Electrical discharge device : en
  • US2089421A - Tool holder for lathes : en
  • US2089481A - Method for facing tools : en
  • US2089718A - Storage battery post terminal : en
  • US2089868A - Method and means for bagging garments : en
  • DE648845C - Photographic jumping camera with basic rangefinder : de en
  • DE648887C - Circuit arrangement for controlling electric circuits : de en
  • CA367902A - Railway car air conditioning apparatus : en fr
  • US2089202A - Rock drill feeding means : en
  • US2089221A - Securing means for flowers, ornaments, and the like : en
  • US2089381A - Motor drive : en
  • US2089798A - Arch support : en
  • GB470305A - Improvements in and relating to the extraction of alumina from clays, kaolin, bauxites and the like : en
  • CH192442A - Electric lamp. : de en
  • AT150390B - Holder for exchangeable rubber heels. : de en
  • US2089508A - Brake : en
  • US2089691A - Method and apparatus for transporting viscous liquids : en
  • US2089916A - Manufacture of collars and the like : en
  • US2089620A - Apparatus for controlling thread tension in looms for weaving : en
  • AT150322B - Predator fishing tackle with a bait head that can slide freely on the line. : de en
  • US2089211A - Loose leaf binder : en
  • US2089728A - Package and packaging container : en
  • US2089895A - Window sash holder : en
  • US2089238A - Crepe fabric and method of preparing same : en
  • USD105572S - Design fob a fuel supply unit fob oil : en
  • CA368033A - Massaging device : en fr
  • DE648933C - Process for the production of a paint consisting of two layers : de en
  • IE15000L - Engine mounting in motor vehicles : en
  • US2089773A - Oil seal : en
  • US2089856A - Electrical connecting device : en
  • AT150313B - Photographic paper, especially developing paper and packaging therefor. : de en
  • CH192386A - Tabletop gaming device. : en fr
  • CH192469A - A pneumatic tire casing and a method for making it. : en fr
  • US2089417A - Valving assembly for hydraulic shock absorbers : en
  • US2089911A - Combined wax applier (electric), polisher, and carpet sweeper : en
  • CH192340A - Chair. : en it
  • US2089335A - Method of spooling barbed wire : en
  • US2089453A - Pedal shifter means for transmissions : en
  • US2089921A - Dial telephone system : en
  • US2089855A - Hair curler : en
  • US2089553A - Casing centering device : en
  • CH192309A - Foam floating treatment process for the production of low-ash coal. : de en
  • CH192385A - Ski binding. : de en
  • DE648935C - Device for smoldering carbonaceous material : de en
  • US2089477A - Well flowing device : en
  • US2089774A - Multiple electric cord : en
  • AT150330B - Bee food cup with lid and access floor. : de en
  • CH192460A - Device for telecommunication of the position of adjustable organs. : de en
  • AT150306B - Process for the production of condensation products. : de en
  • US2089766A - Insecticide : en
  • US2089899A - Power hacksaw : en
  • AT150372B - Gasification burner. : de en
  • CH192491A - Process for the preparation of a vat dye of the anthraquinone series. : de en
  • DE648990C - Moisture-proof incandescent lamp fitting : de en
  • DE648992C - Contact device for rod-shaped electrodes : de en
  • CH192357A - Method and device for the production of frame strips, in particular for double-stitched footwear, and frame strips produced by the method. : de en
  • CA367895A - Synthetic rubber-like mass : en fr
  • CH192359A - Method and device for utilizing the heat content of hot stills. : de en
  • AU101697B2 - Improvements in and relating tothe reproduction of sound from record films : en
  • CH192348A - Method of manufacturing stockings. : en fr
  • CH192351A - Welding blade. : de en
  • CH192364A - Process for obtaining vanillin from waste liquors from the preparation of sulphite pulp. : en fr
  • FR47881E - Device for gas washing : en fr
  • DK53418C - Crane melting boiler. : da en
  • US2089659A - Conversion of hydrocarbon oils : en
  • FR816630A - Ring Binding Mechanism : en fr
  • CA368032A - Hat forming machine : en fr
  • GB470222A - Improvements relating to life saving means for the personnel of water-borne vessels, more especially submarines : en
  • DE649056C - Film winding device on roll film cameras or roll film cassettes : de en
  • AU101721B2 - Improved manufacture of building slabs : en
  • AU101705B2 - Improvements in extension grates for multiple retort underfeed stokers : en
  • AT150320B - Device for producing folds in paper, cardboard and. like : de en
  • US2089572A - Work locating means for plier type stapling machines : en
  • US2089590A - Control apparatus for hydraulic change speed mechanism : en
  • DE648929C - Roll-up sun protection roof with a lower shielding and an upper light-permeable part : de en
  • FR816461A - Wheelbarrow wheel : en fr
  • GB470397A - Esters of methacrylic acid and their manufacture : en
  • CH192413A - Control valve with an automatic locking device under the influence of a pressure switch. : de en
  • US2089527A - Container : en
  • USD105581S - Design fob a glove : en
  • FR816460A - Improvements to methods and devices for repeated application of photoelectric currents : en fr
  • DE648893C - Device for printing hand-written type lines in line typesetting and printing machines with rotating male molds : de en
  • AT150373B - Method for connecting metallic bodies with bodies made of non-conductive material, e.g. B. ceramic bodies, with the help of electrodes. : de en
  • AU101689B2 - Improvements in electric discharge lamps : en
  • DE648965C - Process for the production of alkali monochromates : de en
  • GB470221A - Improvements in or relating to containers for eggs or other articles : en
  • GB470368A - Improved method and apparatus for controlling the patterns of fabrics : en
  • CA367916A - Air actuated control apparatus : en fr
  • AT150364B - Device for adjusting the slide of flue gas vents and for simultaneous registration of the slide position. : de en
  • AT150307B - Process for the preparation of Δ 2 -imidazolines substituted in the 2-position. : de en
  • AU11737A - Pigment : en
  • US2089401A - Printing press roller : en
  • US2089442A - Writing machine : en
  • US2089545A - Method of producing gas for the carburization of steel : en
  • CA367984A - Cosmetic applicator : en fr
  • AT150339B - Ski binding. : de en
  • AT150362B - Economy stove. : de en
  • CH192402A - Rolling mill for conical strips, sheets and bars. : de en
  • US2089290A - Trailer steering construction : en
  • GB470248A - Improvements in alloys for bearings : en
  • FR816594A - Improvements to tray molds for freezing liquids and semi-liquids : en fr
  • GB470205A - A method of, and means for, effecting fuel combustion in a furnace or the like : en
  • AT150381B - Device for removing cores from the not yet cased borehole. : de en
  • CH192411A - Joint device for pipes. : en fr
  • GB470153A - Apparatus for the automatic feeding of lengths of woven material into clip or pin tenters : en
  • GB470238A - Improvements in or relating to thermionic valves : en
  • GB470275A - Improvements in the production of gas from carbonaceous fuels : en
  • DE649030C - Device for remote operation and remote measurement in energy distribution networks : de en
  • FR816681A - Repeating detonating cap pistol : en fr
  • AU101708B2 - Improvement in buffered photographic emulsions : en
  • AU101719B2 - Improvements in delustring textile materials : en
  • GB470185A - Improvements in centrifugal pumps : en
  • GB470327A - Improvements in or relating to electric fuses : en
  • GB470365A - Improvements in or relating to hydraulic cement : en
  • FR816479A - Mechanical hysteresis corrector for all manometers influenced by the physical characteristics of a medium or intended for measuring or recording these characteristics : en fr
  • US2089673A - Oil atomizer : en
  • CH192392A - Device for measuring the length of a tape. : en fr
  • CH192311A - Process for the production of straw rings for the production of wreaths of leaves and flowers and the like, as well as device for carrying out the process and straw ring produced according to the latter. : de en
  • CH192420A - Steam power plant with at least one steam generator with a low liquid content. : de en
  • GB470389A - Improvements in and relating to machines for developing, washing and drying blue prints : en
  • FR816678A - Improvements to internal combustion engines : en fr
  • GB470158A - Automatic phase distortion correcting system for carrier wave signalling systems : en
  • DE648945C - Process for applying metal layers to workpieces : de en
  • DE648981C - Process for the production of alkali lyes or alkali salts by decomposing alkali amalgam : de en
  • GB470499A - Process for the manufacture of new dyestuffs of the phthalocyanine series : en
  • GB470341A - Improvements in or relating to the manufacture of cellulose from ligno cellulosic materials : en
  • AT150386B - Ring binder mechanism. : de en
  • CA367977A - Telephone system : en fr
  • GB470209A - Wrist watch : en
  • US2089646A - Apparatus for producing a fire extinguishing foam : en
  • US2089649A - Quick detachable clevis : en
  • GB470488A - Improvements relating to the atomisation of paints or the like liquids : en
  • FR816513A - Improvements to circular looms : en fr
  • GB470220A - Improvements in and relating to disgorgers : en
  • GB470134A - Improvements in or relating to photoelectric photometers : en
  • GB470199A - Improvements in or relating to artificial horsehair for upholstery stuffing material, brush material, bristle material and the like : en
  • GB470212A - Improvements in or relating to electric discharge devices with external cooled anodes : en
  • GB470457A - Improvements in or relating to portable piano-players : en
  • GB470189A - Improvements in or relating to electrical testing apparatus : en
  • FR816675A - Firearm : en fr
  • GB470077A - Improvements in the manufacture and production of vinyl compounds : en
  • FR47852E - : fr
  • FR816627A - building element : en fr
  • GB470314A - Improvements in and relating to pipe and rod bending appliances : en
  • GB470455A - Improvements in or relating to portable piano players : en
  • FR816543A - Rational balancing system using weights with adjustable positions according to the bit diameter, for high speed wood router chuck : en fr
  • GB470051A - Improvements in or relating to earth boring : en
  • FR816677A - Carburetor improvements for internal combustion engines : en fr
  • AU101736B2 - Improvements in or relating tothe refining of metals and metallic materials : en
  • US2089530A - Processes for the preparation of condensation products : en
  • USD105564S - Design for a finger ring : en
  • GB470230A - Improvements in or relating to reflectivity gauges : en
  • FR816586A - Socket device for electric lamps : en fr
  • GB470266A - Improvements in or relating to titanium pigments : en
  • CA367917A - Stock handling apparatus : en fr
  • FR816614A - Wide angle lens : en fr
  • GB470338A - Improvements in the recovery of polynuclear compounds : en
  • DE648889C - Shaft jacket for water heater : de en
  • DE649061C - Method for applying several adjacent optical sound recordings to a tape : de en
  • US2089342A - Electrical control circuit for folding machines : en
  • FR816489A - Pavement working machine : en fr
  • FR816653A - Cladding panel applicable in particular to walls and ceilings : en fr
  • US2089769A - Band forming and applying machine : en
  • DE648677C - Rail fastening with walking protection on iron sleepers and base plates : de en
  • FR816537A - Quiet : en fr
  • USD105589S - Design for a woven textile fabric : en
  • FR47866E - Method for determining the position of a station using a rotating wireless beacon : en fr
  • FR816465A - Jet device, such as injector or ejector : en fr
  • CA367885A - Circuit controlling apparatus : en fr
  • CH192415A - Fluid transmission. : de en
  • DE648975C - Rate regulation by synchronizing oscillating timing regulators by means of an alternating current from the mains : de en
  • GB470386A - Improvements in or relating to method of and apparatus for treating metals or metallic articles : en
  • GB470480A - Improvements in or relating to cathode-ray tubes : en
  • US2089273A - Package forming apparatus : en
  • USD105628S - Design fob an electric illuminating : en
  • DE648733C - Porcelain tooth crown : de en
  • DE648831C - Lockable zipper slider : de en
  • FR816454A - Method and machine for performing ligatures and strapping : en fr
  • DE614904C - Humidifier for radiators : de en
  • US2089193A - Textile yarn and fabric and the production thereof : en
  • US2089216A - Apparatus for orienting cores : en
  • DE649064C - Box tipper with self-unloading device on both sides : de en
  • US2089791A - Method of making electrical insulators : en
  • FR816637A - Method and device for producing metallic coatings by vaporizing metals with an electric arc in a chamber : en fr
  • FR816622A - Quick drying process and apparatus allowing the realization : en fr
  • US2089799A - Car ventilating system : en
  • US2089701A - Method and apparatus for remote indication : en
  • DE648858C - Device and method for coking : de en
  • DE649055C - Coin cashier for changing devices : de en
  • GB470484A - Manufacture of sheets or films of artificial materials : en
  • US2089554A - Knitting machine : en
  • US2089908A - Fastening means : en
  • FR816521A - Advanced tile or iron : en fr
  • AT150340B - Roller skate. : de en
  • GB470162A - Improvements in or relating to friction shock absorbing devices : en
  • GB470082A - An improved bed-clothes supporting cradle : en
  • US2089755A - Rug and method of making the same : en
  • CH192437A - Procedure for eliminating reignitions and short circuits in converters. : de en
  • CH192490A - Process for the preparation of a dye of the anthraquinone series. : de en
  • GB470562A - Improvements in or relating to clock mechanisms : en
  • FR816527A - Filtering device for coffee filters for adjusting the flow rate and replacing the filter material : en fr
  • FR816695A - Protective cap for vehicle wheel and other applications : en fr
  • DE648909C - Method for producing lenticular multicolor films from individual partial color separation images contained on a non-rasterized film : de en
  • CA367975A - Record projector : en fr
  • CH192459A - Device for measuring the content of liquid containers and the consumption of liquid, in particular on vehicles. : de en
  • DE648814C - Gyroplane with wings attached to continuous spars : de en
  • US2089546A - Cathode ray tube : en
  • US2089677A - Devices for tracing the movements of objects : en
  • US2089882A - Antiflood oil burner attachment : en
  • USD105604S - Design for a dress ensemble : en
  • FR816464A - Elastic cell : en fr
  • GB470203A - Improvements relating to direct electric current traction equipments arranged for regenerative braking : en
  • DE649007C - Electric heating device for heating laboratory vessels : de en
  • FR816530A - Improvements to devices incorporating thermionic lamps : en fr
  • US2089392A - Lever opening screw cap : en
  • US2089918A - Shook selector : en
  • AT150301B - Method for the preparation of 5-pyrazolone derivatives. : de en
  • DE648674C - Composite steam engine Woolfscher design with valve control : de en
  • CA367995A - Eyelash comb and curler : en fr
  • FR816577A - Automatic overload fluid regulator, particularly suitable for lighting gas : en fr
  • CA367948A - Cheese processing : en fr
  • DE648867C - Flue pipe connection body for chimneys : de en
  • DE648936C - Process for the manufacture of products containing sulfur : de en
  • US2089410A - Mounting and driving means for cutters : en
  • US2089748A - Reinforced shirt collar : en
  • US2089764A - Antihalation layer : en
  • USD105598S - Design for a shoe : en
  • CA368050A - Heater feed unit : en fr
  • GB470384A - Improvements in and relating to mechanical and electrical couplings : en
  • AT150352B - Car axle with four cans. : de en
  • US2089359A - Refrigerating apparatus : en
  • US2089422A - Labeling machine : en
  • US2089509A - Container : en
  • US2089635A - Web splicing device : en
  • DE649044C - Process for the production of azo dyes : de en
  • US2089781A - Keying : en
  • DE649095C - Use of a rotating galvanizing drum with a conveyor device provided inside : de en
  • GB470171A - Improvements in non-spill vent plugs : en
  • GR6718B - AUTOMATIC PLASTIC AFTER BAROGRAPH, BYCOMETER AND BAROMETER. : el en
  • DE648970C - Hydrophilic bitumen emulsions : de en
  • US2089575A - Pouring spout for cans : en
  • GB470218A - Anti-rattle dovetail for doors : en
  • IE14529L - Production of resinous compositions : en
  • CA367933A - Coloured building material : en fr
  • US2089758A - Electrical apparatus : en
  • DE649029C - Flexible high-voltage cable with a small wire cross-section, especially for X-ray systems : de en
  • GB470279A - Improvements in means for use in manufacturing concrete blocks and the like : en
  • GB470289A - Platen mechanism for addressing or like series printing machines : en
  • GB470256A - Improved method of effecting the winding of dynamo-electric machines : en
  • DK53427C - Mixing valve. : da en
  • FR816497A - Apparatus for the manufacture of curly artificial schappes and in particular of artificial wool : en fr
  • FR816692A - Process for preparing dyes : en fr
  • DE648999C - Dye vat for combed bobbins with press spindle clamping device for the bobbins : de en
  • DE648907C - Process for operating combustion turbines as well as a specific turbine system : de en
  • DE648993C - Araeometer : de en
  • GB470250A - Improvements in projectiles or bullets : en
  • AU101729B2 - Improvements in or relating to ultrahigh frequency electrical oscillators : en
  • AU308936A - Improvements in thermionic valve amplifiers : en
  • GB470140A - Improvements in and relating to the reduction of interference in electric signal transmission systems : en
  • GB470027A - Improvements relating to railway-rail chairs or base plates : en
  • GB470128A - Frequency reducing systems : en
  • GR6714B - METHOD OF MEASUREMENT OF FRESH FRUIT IN DAMITZAN. : el en
  • GB470400A - An improved process for the extraction of hormones : en
  • CH192345A - Control device for spinning, twisting and similar machines. : de en
  • CH192422A - Opposed piston heat engine cylinder. : en fr
  • CH192475A - Process for the preparation of a monoazo dye. : de en
  • GB470021A - Manufacture of 3-hydroxy-diphenylene oxide and substitution products thereof : en
  • US2089253A - Brick tie : en
  • GB470080A - A vehicle in which means are provided for varying the tread surface of the pneumatic tyres and for varying the force of adhesion of the wheels : en
  • DE648894C - Touch panel for triggering the matrices of die setting and line casting machines, which has keys with partial inscriptions : de en
  • DE648961C - Mirror device for looms : de en
  • FR816607A - Device for comfort air conditioning in all vehicles and more particularly in airplanes : en fr
  • GB470161A - Improvements in wearing apparel : en
  • DE648886C - Gate valve for water post : de en
  • FR816467A - Arrangement for looms, particularly applicable to the manufacture of sieve gauze : en fr
  • GB471495A - Improvements in or relating to the treatment of alloys : en
  • DE648862C - Receiver for wireless signals, the audio frequency range of which can be limited in the upper frequency range by means that are operated simultaneously with the change in the sensitivity of the receiver : de en
  • FR47856E - Manufacturing process of artificial leather or regenerated leather : en fr
  • FR816571A - New method for carrying out tunnel works : en fr
  • FR816593A - Mass for gas cleaning : en fr
  • USD105619S - Design for a microscope lamp : en
  • DE648791C - Welded connection by means of fillet welds : de en
  • GB470196A - Improvements in or relating to firing devices for machine guns : en
  • GB470239A - Process of and apparatus for detecting solid bodies in containers : en
  • US2089776A - Economizing air-conditioning cycle : en
  • USD105620S - Design for macaroni : en
  • FR816626A - Goniometer : en fr
  • GB470268A - Improvements in or relating to the manufacture of chlorinated rubber : en
  • US2089723A - High-tension-proof rontgen-tube : en
  • CH192318A - Dismountable hall, in particular for motor vehicles. : de en
  • US2089668A - Conversion of hydrocarbon oils : en
  • DE648996C - Device for contact copying of sound recordings : de en
  • DE649075C - Process for coloring limestone : de en
  • DE648964C - Process for the production of hydrogen peroxide : de en
  • AT150334B - Device for replaying chess games with signal system. : de en
  • AU101734B2 - Improvements in or relating to containers for food orthe like : en
  • CH192424A - Tubular gas heater to achieve high gas temperatures. : de en
  • GB470290A - Printing machine : en
  • USD105576S - Design for a pin curler : en
  • US2089839A - Controlling apparatus for highway crossing signals : en
  • USD105637S - Design fob a dress ensemble : en
  • US2089473A - Sound recording system : en
  • US2089604A - Apparatus for testing concrete mixtures for consistency : en
  • US2089816A - Dual range : en
  • US2089458A - Window deflector mounting : en
  • IE14902L - Painters palettes : en
  • US2089370A - Conductor holder for sidearms and the like : en
  • US2089796A - Volumetric apparatus : en
  • US2089820A - Calculating machine : en
  • USD105633S - Design for a dress : en
  • DE649015C - Bellows seal for shafts performing angular rotary movements : de en
  • GB470491A - Method of and means for feeding, conveying, and delivering materials : en
  • US2089285A - Circuit breaker : en
  • US2089706A - Valve assembly : en
  • DE648902C - Hair clip that can be used as a curling clip : de en
  • GB470223A - A process of producing oil from the fatty parts of whales : en
  • CA368036A - Automobile screen : en fr
  • US2089228A - Combination drilling and tapping control : en
  • US2089695A - Oscillation generator : en
  • USD105593S - Design for a shoe : en
  • US2089511A - Gasoline production : en
  • GB470029A - Improvements in work-shop vice-benches and in storage shelves, receptacles and the like therefor : en
  • GB470308A - Improvements in and relating to high frequency electric measuring appliances : en
  • GB470322A - A process for removing carbon deposits and gums from internal combustion engines : en
  • US2089420A - Strip serving device and moistening means : en
  • DE648718C - Rotary piston engine with sickle-shaped working space and with wing pistons pressed against the inner wall of the housing by the operating fluid : de en
  • FR816491A - Intake moderator for compressed air, steam or other fluid devices : en fr
  • GB470299A - Improvements in or relating to laundry irons : en
  • GB470490A - Improvements relating to the securing of windows or the like in frames formed of thermo-plastic or like material : en
  • USD105594S - Design fob a shoe : en
  • AU837A - Recovery of sulphur dioxide from gases : en
  • US2089177A - Tweezer : en
  • US2089272A - Gauging apparatus : en
  • CH192458A - Device for remote indication of an open circuit at fuse points. : de en
  • US2089811A - Keying : en
  • US2089909A - Insulation or covering : en
  • US2089565A - Vacuum power and water reclaimer device : en
  • US2089837A - Track shunting apparatus : en
  • DK53428C - Steel holder for metalworking machines. : da en
  • US2089263A - Stabilizer for vehicles : en
  • CH192325A - Process for the manufacture of a mortar and product obtained by this process. : en fr
  • CH192387A - Cartridge magazine. : de en
  • CA367873A - Pipe coupling : en fr
  • CH192419A - Valve control on piston steam engines, in particular steam locomotives. : de en
  • US2089296A - Safety razor and blade therefor : en
  • CH192375A - Plan knot catcher. : de en
  • AU101703B2 - Improvements in apparatus for preparing material for packaging : en
  • CA367986A - Shoe counter : en fr
  • US2089234A - Nose guard : en
  • US2089513A - Folding and wrapping machine : en
  • US2089581A - Safety firing pin for guns : en
  • US2089625A - Vise : en
  • DE648916C - Frost protection device for water pipes : de en
  • CA368062A - Beet slicer : en fr
  • US2089653A - Heating system : en
  • AU542736A - Improvements in and relating tothe production of cellulose : en
  • US2089560A - Combined ventilating and heating device : en
  • USD105606S - Design for a surface burial vault or : en
  • US2089451A - Row marker : en
  • CA368044A - Non-refillable bottle : en fr
  • US2089806A - Television lamp and apparatus : en
  • US2089822A - Can opener : en
  • GB470349A - Improvements relating to building constructions : en
  • US2089341A - Storage cabinet : en
  • US2089733A - Clutch and brake : en
  • GB470127A - Combined photographic contact-printing and developing apparatus : en
  • US2089264A - Electrical terminal : en
  • US2089278A - Air valve for diesel engines : en
  • US2089320A - Electromagnetic switching device : en
  • CA367934A - Cellulosic material : en fr
  • AT150337B - Post driver with a piston supporting itself on the post and a cylinder acting as a ram. : de en
  • CA368001A - Fastener : en fr
  • FR816685A - Device for assembling the legs of folding trestles and the like : en fr
  • AU101728B2 - Improvements in thermionic valve amplifiers : en
  • AU101735B2 - Improvements in or relating to electrical oscillation generators : en
  • AU310436A - Improvements in methods of and apparatus for picture transmission : en
  • US2089609A - Carbon dioxide liquefier : en
  • US2089569A - Addition products of glycide to organic compounds : en
  • DK53431C - Refers to Bicycles. : da en
  • AT150361B - Stovetop with stove hole. : de en
  • CA367900A - Phenyl-methyl-pyrazolonyl : en fr
  • CH192388A - Projectile. : en fr
  • AT150371B - Automatic gas shut-off device after a certain time. : de en
  • AU39636A - Improvements in or ralating to thimbles : en
  • FR816632A - Improvements to ribbed reinforced concrete slabs : en fr
  • CH192426A - Transformer with device for stepless current control. : de en
  • AT150304B - Process for covering sheet and web-shaped materials with paint, varnish, varnish, waterproof compounds and the like. like : de en
  • CA367981A - Cooling system for rotary machines : en fr
  • CH192412A - Connection for pipes with smooth ends, especially for asbestos-cement pipes. : de en
  • DK53415C - Cabinet for Use in Storing and Serving Ice Cream and Carbonated Mixtures. : da en
  • US2089499A - Curler : en
  • US2089621A - Method of and apparatus for transferring fluids under pressure : en
  • CA368013A - Fabric selvedge guide apparatus : en fr
  • AU101718B2 - Improvements in or relating to lids for pressure resisting vessels : en
  • US2089924A - Combined spring washer and nut lock : en
  • US2089185A - Flexible container : en
  • US2089866A - Cornerpiece : en
  • DE648851C - Process for reducing the setting time of high alumina cements : de en
  • DE649080C - Synchronization control device for multi-motor drives with AC commutator motors running in a fixed speed ratio to one another : de en
  • US2089821A - Combination hand lamp and writing pad : en
  • USD105583S - Design tor a textile fabric or simi : en
  • AT150385B - Ventilation device for headgear without a sweatband. : de en
  • CH192405A - Method and device for the continuous production of elastic threads made of rubber latex or the like. : de en
  • GB470303A - Improvements in and relating to circuit arrangements for measuring a component of analternating current or an alternating potential : en
  • AT150324B - Drying rack for grass, clover or the like. : de en
  • US2089262A - Relief device for combustion chambers : en
  • USD105629S - Design for a wrench : en
  • US2089204A - Electric organ : en
  • CA367929A - Woven wire belt for paper machines : en fr
  • DE649098C - Reinforcement insert for external fastenings for parachutes and pilot belts : de en
  • FR816487A - Device for detecting the instant when two moving parts have synchronous speeds and for controlling their coupling, known as the synchronizer contact : en fr
  • GB470485A - Method of producing integral metal pipe fittings : en
  • US2089210A - Track for track laying vehicles : en
  • US2089865A - Structural unit : en
  • US2089476A - Metalworking machine : en
  • CA367965A - Trailer reach pole : en fr
  • US2089179A - Coaxial transmission system : en
  • GB470226A - Improvements in or relating to apparatus for varying the pitch of an aircraft propeller during flight : en
  • US2089541A - Electrode lead-in for metal vacuum vessels : en
  • US2089212A - Hydrotropic fatty material and method of making same : en
  • USD105601S - Design foe a lamp : en
  • US2089347A - Transport vehicle for powdered coal and the like : en
  • CH192316A - Method for gluing metal parts. : de en
  • DE631679C - Valve control for piston steam engines : de en
  • DE648855C - Safety gas burner : de en
  • GB470393A - Improvements in braking devices : en
  • AU101700B2 - Improvements in and relating to control devices for liquid heaters : en
  • GB470170A - Process for drying and cooling adsorbents : en
  • DE648655C - Knot catcher for paper and similar fiber materials : de en
  • GB470258A - Improvements in the manufacture and production of unsaturated hydrocarbons : en
  • DE648848C - Support for bomb protection nets : de en
  • US2089414A - Razor : en
  • FR816683A - Arrangement of figurative tables for variable link installations : en fr
  • IE14517L - Etching of glass : en
  • FR47899E - Control device for fluid flow control devices : en fr
  • US2089623A - Stocking : en
  • CH192455A - Method for reducing the pulse frequency in the transmission of images, and arrangement for carrying out the method. : de en
  • DE649031C - Synchronous small motor : de en
  • GB470231A - Improvements in or relating to devices for cleaning faller-teeth in gill drawing-frames and like machines : en
  • FR816503A - Assembly system without set of removable elements : en fr
  • DE648825C - Signal device with membrane : de en
  • FR47875E - Process for preventing the formation of precipitates of metal salts insoluble in water or, where appropriate, rendering them harmless and preparations suitable therefor : en fr
  • US2089346A - Transmission circuit : en
  • FR47890E - Remote control device for shutters : en fr
  • FR816694A - Navigation measuring device for vehicles, in particular for aircraft : en fr
  • GB470110A - Shackle bush extractor for withdrawing rubber bushes from motor car springs and the like : en
  • FR47898E - AC remote control systems : en fr
  • FR816550A - Portable motorized machine tool : en fr
  • GB470257A - Improvements in or relating to apparatus for the manufacture of folding-box blanks : en
  • US2089496A - Automobile ventilating device : en
  • FR47855E - Device used to record the course followed by an airplane : en fr
  • FR816580A - Oil burner : en fr
  • US2089356A - Car seat base : en
  • GB470344A - Hair-waving appliance : en
  • DE648991C - Luminaire in which the light from a light source emerges from a translucent wall in a practically even distribution : de en
  • DE649036C - Method and device for the continuous distillation of pomace : de en
  • FR816609A - AC voltage adjuster : en fr
  • US2089436A - Serving table : en
  • US2089630A - Refrigerating apparatus : en
  • AT150395B - Lighting device. : de en
  • AU101702B2 - Activated magnesium oxide and method of manufacture : en
  • CA367992A - Hydrocarbon cracking process : en fr
  • CH192350A - Laundry item. : de en
  • DK53435C - Adjustable Window Retainer. : da en
  • DE648938C - Device for modulating radio beacons : de en
  • DK53410C - Profile wire twisting machine. : da en
  • GB470667A - Improvements in or relating to packings for pulverulent fuel supply devices for internal combustion engines : en
  • FR816481A - Device for operating vertical or Italian blinds : en fr
  • US2089205A - Navigation lock construction : en
  • US2089259A - Automatic train pipe connecter : en
  • FR47894E - low beam side lighting for automobiles : en fr
  • AU506936A - Process forthe production of hydrogen peroxide : en
  • DE648863C - Push-pull amplifier, especially for shortwave transmitters : de en
  • DE648976C - Gear control for a timer driven by a working memory with a swinging gear regulator : de en
  • DE648998C - Sports lace-up boots : de en
  • GB470324A - Improvements in and relating to insulated fishplates : en
  • DE648802C - Cleaning basin : de en
  • CA367967A - Stoker conveyer : en fr
  • US2089632A - Means for reproducing inscriptions and the like : en
  • DE648875C - Calculating machine u. like : de en
  • FR816488A - Gas dust collector : en fr
  • US2089900A - Printing press : en
  • DE648807C - Valve control for combustion engines : de en
  • FR816671A - Process for the production of gas, more particularly intended to be used in the compressed state, either in bottles or in any other receptacle, as well as the installations for the use of this gas : en fr
  • GB470354A - Improvements relating to fuel pumps, particularly for engine priming : en
  • FR816534A - Improved apparatus for strapping parcels, bundles or the like using metal wire : en fr
  • DE649070C - Process for the production of ceilings or walls from glass blocks which are connected to one another with concrete or the like : de en
  • FR816557A - Headlight with main lamp and auxiliary lamp, especially for vehicles : en fr
  • DE648694C - Method for measuring a pressure curve : de en
  • FR816621A - Manufacturing process for cellulose articles : en fr
  • DE648912C - Drive device for the wheel pairs of motor vehicles mounted on two-armed rockers : de en
  • US2089270A - High frequency amplifier system : en
  • US2089850A - Automobile hood light : en
  • AU322636A - Improvements in or relating to guards forthe contacts of electromagnetic relays such asare used in telephone systems : en
  • DE648808C - Spark plug with auxiliary electrode : de en
  • CH192440A - Electrical wound capacitor, in particular high-voltage capacitor. : de en
  • FR47880E - Continuous apparatus for the manufacture of superphosphates and the like : en fr
  • DE649105C - Electric switch with arc extinguishing by flowing pressurized gas : de en
  • GB470701A - Improvements in and relating to a process and apparatus for case hardening articles of iron, steel, or alloys thereof : en
  • GB470107A - Link band for ornamental and useful purposes : en
  • FR816535A - Electrical signaling systems, in particular for charging for telephone or similar communications : en fr
  • FR816672A - Manufacturing process of calcined phosphates : en fr
  • GR6724B - SPINNING MOVING BY SIMPLE MOVEMENT OF THE FOOT. : el en
  • FR816522A - Tractor front axle for agriculture and tillage equipment that can be hitched to it : en fr
  • GB470374A - Improvements in sparking plugs : en
  • DE648940C - Process for generating electrical energy by operating gas chains : de en
  • FR816516A - Improvements to printing machines and more particularly to machines for printing tickets, cards, etc. : en fr
  • US2089260A - Grid detection circuit for wave lengths below one decimeter : en
  • DE649101C - Process for purifying fermentation glycerin : de en
  • GB470143A - Improvements in or relating to valve discharge water-waste preventors : en
  • AT150356B - Drive wheel on small alternators for bicycles. : de en
  • CH192428A - Transformer adjustable by voltage divider. : de en
  • CH192503A - Process for the preparation of the lactate of 2,7-dimethyl-3,6-diamido-10-methylacridinium hydroxide. : de en
  • CA368064A - Floating tool holder : en fr
  • US2089412A - Vinegar generator : en
  • US2089664A - Journal box packing : en
  • FR816620A - Improvements made to mechanical grids, particularly those with transverse elements : en fr
  • GB470179A - Improvements in fire extinguishing grenades : en
  • US2089369A - Bearing overtemperature indicator : en
  • CA367915A - Air actuated control apparatus : en fr
  • CA367966A - Window channel : en fr
  • CH192445A - Rare gas control or indicator light. : en fr
  • US2089657A - Damping device : en
  • AU101747B2 - Improvements in and relating to electron multipication : en
  • US2089794A - Die holder : en
  • CH192453A - Two-way amplifier circuit. : de en
  • AT150323B - One-hand operated, crankless line winch for fishing rods. : de en
  • AT150338B - Processes and devices for producing cavities or spaces in bodies from hardening masses. : de en
  • AU101752B2 - Improvements in or relating to guards forthe contacts of electromagnetic relays such asare used in telephone systems : en
  • AU108240B2 - Improvements in or relating to low-frequency amplifiers with negative retroaction : en
  • CA367974A - Shoe parts perforating machine : en fr
  • CH192365A - Process for the preparation of a nitrogen-containing condensation product of the anthrone series. : de en
  • US2089246A - Skiving machine : en
  • US2089752A - compositions : en
  • US2089349A - Photoprint washing apparatus : en
  • US2089744A - Casting device : en
  • US2089930A - Machine tool spindle construction : en
  • DE648949C - Radiator cladding : de en
  • US2089243A - Fuse for bombs : en
  • CA367905A - Lasting machine : en fr
  • AU101741B2 - Improvements in and relating to manufactured articles of food or confectionery : en
  • PL25034B1 - : en pl
  • CA367989A - Display sugar ornament holder : en fr
  • CH192409A - Device for fixing the ends of rubber and other bands. : de en
  • AT150378B - Booking machine for registering different booking series. : de en
  • CA367991A - Bridge hand rail : en fr
  • AU518336A - Improvements inthe manufacture of electric cables : en
  • DE648880C - Smoke and warm air generators for smoking purposes : de en
  • DE648931C - Process to increase the corrosion resistance of aluminum alloys : de en
  • FR816638A - Improvements to clamp gauges : en fr
  • US2089435A - Vat dyestuffs of the anthraquinone series : en
  • AT150332B - Control for motor compressors by means of pressure switches, in particular for traction vehicles. : de en
  • CH192377A - Booklet. : en fr
  • FR816634A - Cartridge type fuses improvements : en fr
  • US2089660A - Traffic actuated controller : en
  • US2089727A - Hair waving apparatus : en
  • USD105563S - Design for a finger ring : en
  • US2089475A - Machine for forming beads in metallic drums : en
  • US2089357A - Heated windshield wiper blade : en
  • US2089280A - Electric clock : en
  • US2089301A - Wire assembling device : en
  • US2089427A - Ear muff : en
  • AT150329B - Pyrophoric lighter. : de en
  • FR816658A - Process for making saturated hydrocarbons, in particular of the gasoline series : en fr
  • GB470492A - Improvements in or relating to control systems for the power units of aircraft : en
  • USD105574S - Design for a bottle : en
  • US2089704A - Stoker actuating motor : en
  • US2089276A - Framing adjustment for film guides : en
  • US2089318A - Card table : en
  • US2089637A - Signal receiving system : en
  • GB470186A - Improvements in or relating to cathode-ray tubes and like electron discharge devices : en
  • GB470398A - Improvements in the manufacture and production of azo dyestuffs : en
  • GB470208A - Improvements in and relating to centrifugal pumps : en
  • CA11580S - Pattern for chinaware : en
  • DE648966C - Arrangement for the operation of direct current series motors fed by rectifiers with multi-anode rectifier vessels : de en
  • DE649008C - High power electric hotplate : de en
  • DE648944C - Control control for the three-phase asynchronous motor drive of a briquette press system : de en
  • US2089239A - Apparatus for the treatment of artificial textile materials : en
  • DE648937C - Method for amplifying electrical impulses : de en
  • GB470395A - Improvements appertaining to domestic fire-places : en
  • GB591129A - Improved incendiary bomb : en
  • FR47873E - Process for the transformation of alkali chlorides into carbonates : en fr
  • US2089229A - Operation and apparatus in which twist is imparted to threads : en
  • US2089294A - Recording device : en
  • US2089905A - Reflectively illuminated license tag for auto vehicles : en
  • CH192416A - Movement transmitter mechanism. : en fr
  • GB470260A - Improvements in or relating to vehicle and overhead lamps : en
  • GB470358A - An improved spring device for door handles : en
  • DE648774C - Loeschklemme for cigars and cigarettes with the smoldering clamping jaws : de en
  • FR816545A - Soundtrack scanning roller for sound film devices : en fr
  • FR816595A - Crystalline dextrose manufacturing process : en fr
  • GB470272A - Improvements in or relating to a method of charging internal combustion engines with solid, pulverulent fuels : en
  • FR47892E - Beret knitting machine : en fr
  • FR816628A - Hanging device for suspended line insulators : en fr
  • GB470192A - Improvements in or relating to portable machines for treating floors and articles laid thereon : en
  • FR47857E - Folding baby carriage : en fr
  • DE649092C - Automatic scale : de en
  • US2089681A - Dispensing stand : en
  • US2089639A - Intelligence transmission : en
  • USD105640S - Design for a slip : en
  • DE648532C - Directional drive for turrets built especially on aircraft : de en
  • AT150368B - Device for disinfecting and cleaning the room air. : de en
  • CA367903A - Shoe sole working machine : en fr
  • US2089539A - Scraper : en
  • US2089589A - Wrench : en
  • US2089491A - Power cylinder : en
  • US2089716A - Circuit breaker : en
  • DK53438C - Support stand for moving eyes and eyelids on doll heads. : da en
  • CA368042A - Diamond setting mould : en fr
  • CA367983A - Disc harrow seeding device : en fr
  • DE648646C - Dental jaw model : de en
  • DE649112C - Spherically, comatically, chromatically and astigmatically corrected double light image lens : de en
  • FR816475A - Improvements to luminescent tubes : en fr
  • GB470448A - Improvements in and relating to the manufacture of products from rubber threads : en
  • DE648834C - Process for the production of crystallized zirconia from zircon : de en
  • DE648866C - Process for improving the lightfastness of chrome yellows : de en
  • DE648847C - Device for stretching the shaft of boots : de en
  • GB470084A - Improvements relating to the bright-annealing of metallic strip or sheet : en
  • DE648897C - Brake rods with variable transmission : de en
  • DE648988C - Control device for spinning, twisting and similar machines with drive motors controlled as a function of the thread tension : de en
  • FR816456A - Headlight in particular for motor vehicles : en fr
  • AU108269B2 - Improvement in automatic selectivity control : en
  • CH192486A - Process for the preparation of a dye of the anthraquinone series. : de en
  • FR816506A - Further training in the manufacture of glass valves for laboratory equipment : en fr
  • FR816597A - Electroplating process : en fr
  • DE649069C - Electromedical bathing facility : de en
  • CA368048A - Valve bag : en fr
  • CH192470A - Device for changing the gear ratio of the gearbox of bicycles whose rear hub is a freewheel hub with a coaster brake. : de en
  • DE649005C - Arrangement for load-dependent compounding of the voltage output by converters with grid-controlled vapor or gas discharge paths : de en
  • GB470262A - Improvements in and relating to insulated fishplates : en
  • GB470122A - Improvements in convertible furniture for sitting and/or reclining : en
  • US2089268A - Dress form : en
  • US2089345A - Box or carton : en
  • US2089601A - Vacuum cleaner : en
  • US2089789A - Printing means : en
  • AT150351B - Change gears for vehicle drive, especially for bicycles or the like. : de en
  • CA368046A - Cigarette or cigar : en fr
  • US2089830A - Light sensitive apparatus : en
  • US2089303A - Hot water urn : en
  • US2089486A - Nasal razor : en
  • DK53412C - Procedure for the production of quaternary ammonium compounds. : da en
  • CA367887A - Dynamo-electric machine : en fr
  • CA367960A - Abrasive article : en fr
  • CH192493A - Device in rolling cylinders for automatic compensation of the pressure to be exerted on the material to be treated. : de en
  • US2089636A - Internal combustion engine : en
  • DE646036C - Process for the production of bandages : de en
  • US2089172A - Fuse link : en
  • US2089472A - Friction clutch : en
  • US2089844A - Electrical connecter : en
  • CA368055A - Hair curler and winder : en fr
  • US2089271A - Electrical coupling system : en
  • US2089462A - Grease seal : en
  • US2089828A - Compositions containing synthetic resins : en
  • AU219836A - Frequency reducing systems : en
  • AT150336B - Ski binding jaw. : de en
  • US2089778A - Treatment of textile material : en
  • USD105600S - Design for a textile fabric for : en
  • US2089330A - Motion picture film cassette : en
  • US2089897A - Flashlight : en
  • CH192480A - Process for the production of a new pyrene derivative. : de en
  • CA367978A - Car loading device : en fr
  • CH192450A - Cash register. : de en
  • US2089521A - Coffee maker : en
  • US2089568A - Diversity receiver : en
  • CA367879A - Laminated material : en fr
  • US2089827A - Rotary wing flying machine : en
  • US2089182A - Pile fabric construction : en
  • US2089920A - Process fob developing fabrics : en
  • USD105579S - Design fob a textile fabric : en
  • US2089848A - Faucet : en
  • GB470204A - A device for threading the needle of sewing machines : en
  • GB470479A - Improvements in or connected with toy vehicles : en
  • CA367973A - Shoe upper working machine : en fr
  • AU205936A - Improvements in electric discharge lamps : en
  • CH192425A - Showcase. : de en
  • GB470112A - Improvements in or relating to land wheels and travelling wheels for tractors and the like : en
  • GB470147A - Improved pads for garments : en
  • CA367880A - Shoe insole : en fr
  • GB470139A - Improvements in or relating to grinding or abrading machines : en
  • US2089502A - Fruit peeler : en
  • AT150380B - Process for the manufacture of drainage pipes. : de en
  • CA368059A - Safety envelope : en fr
  • US2089373A - Apparatus for treating hydrocarbon oils : en
  • US2089792A - Sound reproducing system : en
  • CA367918A - Bicycle coaster brake : en fr
  • DK53413C - Procedure for the production of quaternary ammonium compounds. : da en
  • AU263236A - Improvements in or connected with bread baking tins : en
  • AT150354B - Electromagnetic device for monitoring mechanically remote turnouts. : de en
  • USD105565S - Design fob a spark plug : en
  • US2089694A - Carton : en
  • AU450836A - Improvements in and relating to control devices for liquid heaters : en
  • DE648882C - Process for the production of security paper : de en
  • DE648969C - Electrically heated cooking and heating plate, especially for glow temperatures : de en
  • DE649002C - Multi-core high-frequency cable : de en
  • DE648868C - Method and device for the preparation of physiological saline solutions with a sterilizing effect : de en
  • AU254736A - Improvements in or relating to electron discharge devices : en
  • CA367932A - Hydrocarbon production : en fr
  • US2089217A - Comestible and process for preparing same : en
  • US2089599A - Process of treating coal and composition therefor : en
  • CH192323A - Liquid atomizer. : de en
  • CH192390A - Optical signaling system, especially for shooting ranges. : de en
  • CA367893A - Printing offset prevention : en fr
  • CA367976A - Telephone system : en fr
  • FR816483A - Guillotine window : en fr
  • GB470343A - Manufacture of azo-dyestuffs : en
  • CA368012A - Display rack : en fr
  • US2089592A - Conveying means : en
  • CH192373A - Process for the production of a vat dye of the anthraquinone series. : de en
  • US2089593A - Rotary compressor and the like : en
  • DE648684C - Device for generating a five-fold and / or higher (k-fold) frequency from a basic frequency : de en
  • DE648784C - Device for briquetting preheated coal, in particular coal granules, coal dust or the like. : de en
  • DK53432C - Apparatus for sharpening or sharpening razor blades. : da en
  • US2089255A - Combinational index point sorter : en
  • US2089582A - Rotary valve packing : en
  • CA11590S - Scenic pattern for porcelain and chinaware : en
  • USD105586S - Design for a dress ensemble : en
  • US2089219A - Gun : en
  • USD105630S - Design fob a dress : en
  • CH192343A - Combing machine. : de en
  • USD105610S - Design for a card game table cover : en
  • CA367925A - Radio socket : en fr
  • AU101724B2 - Pigment : en
  • CA368027A - Shovel attachment : en fr
  • CH192398A - A needle-tone device with a device designed to facilitate needle replacement. : de en
  • DE649023C - Switching device for the phonetic signs of motor vehicles : de en
  • FR816544A - Vibration generator to test technical elements and assemblies : en fr
  • GR6723B - RADIOUS EXPANDER. : el en
  • GB470046A - Improvements in and relating to valves : en
  • US2089355A - Book match package : en
  • US2089587A - Denture : en
  • CA367963A - Liquid pressure actuated regulator : en fr
  • DK53433C - Combination weld. : da en
  • US2089403A - Cream cooler : en
  • US2089893A - Hollow steel building structure : en
  • FR816660A - Charging device for retorts or horizontal chambers of gas ovens with device preventing dust from escaping into the atmosphere during charging : en fr
  • GB470382A - Filled bag sewing apparatus : en
  • GB470452A - Improvements in or relating to coating iron or steel structures with metals : en
  • FR816591A - Improvements to fuses : en fr
  • US2089682A - Calculating machine : en
  • USD105602S - Design fob : en
  • GB470173A - New and improved method of preserving food-stuffs in sealed containers : en
  • GB470408A - Improvements in or relating to electric signal transmission lines : en
  • FR816547A - Orthopedic midsoles and the like : en fr
  • GB470030A - Improvements in change speed gears : en
  • GB470267A - Improvements in the treatment of slurry prior to calcination or calcination and sintering : en
  • US2089376A - Inanimate figure and method of making same : en
  • US2089384A - Foot corrective appliance : en
  • US2089520A - Coffee or tea maker : en
  • US2089898A - Production of corrugated cardboard : en
  • US2089928A - Car heater and windshield defroster : en
  • AU374836A - Improvements in or relating tothe refining of metals and metallic materials : en
  • FR816478A - Improvements to cranes or similar : en fr
  • USD105613S - Design for a jewelry finding for pins : en
  • US2089226A - Instrument board light : en
  • US2089528A - Slitting and cutting device for wire insulation and the like : en
  • US2089556A - Deep well pump piston : en
  • FR816656A - Friction clutches improvements : en fr
  • GB470130A - Improvements relating to work grippers for machine tools : en
  • GB470138A - Rigid capsule closure for bottles removable by hand : en
  • US2089478A - Tappet spring retainer : en
  • GB470168A - Improvements in or relating to synthetic rubber composition : en
  • GB470313A - Improvements in or relating to pyrophoric lighters : en
  • CA368006A - Floor covering levelling and compacting machine : en fr
  • US2089544A - Nut cracking machine : en
  • US2089862A - Restricted range differential pressure gauge : en
  • GB470375A - Electron discharge tubes and methods of manufacturing such tubes : en
  • US2089208A - Spring bumper : en
  • US2089927A - Antidazzle headlight : en
  • DE648865C - Device for measuring the energy of short-term voltage and current surges, in particular traveling waves : de en
  • FR47896E - : fr
  • US2089360A - Apparatus for the treatment of hydrocarbons : en
  • US2089244A - Advertising dispenser : en
  • DE648982C - Electric socket with switch : de en
  • DE648569C - Crown cork capsule with push-off rim : de en
  • AT150343B - Impact tool with internal combustion engine. : de en
  • US2089206A - Dental impression tray : en
  • US2089425A - Electrical resistor : en
  • DE648959C - Quick release for shoes : de en
  • US2089753A - Broaching machine : en
  • FR816601A - Single cable tipper : en fr
  • FR816613A - Bifocal optical glass and its manufacturing process : en fr
  • FR816643A - Inking device for duplicating machines or duplicators comprising one or more plate-holder drums : en fr
  • GB470245A - Improvements in or relating to means for supporting the middle roll of three-high roll stands in rolling mills : en
  • GB470278A - Improvements in electric junction boxes or the like : en
  • US2089874A - Dropping bottle : en
  • CH192317A - Window resp. Door. : de en
  • FR816625A - Siphon for sinks, sewers and pipes : en fr
  • GB470407A - Process for the manufacture of tetrakis-azodyestuffs : en
  • GB470123A - Improvements relating to the driving of sound and like film record carriers : en
  • GB470224A - Improvements in trawling apparatus : en
  • GB470235A - Improvements in locks : en
  • US2089374A - Valve mechanism : en
  • US2089455A - Railway traffic controlling apparatus : en
  • US2089633A - Polymethine dyestuffs : en
  • GB470200A - Electrical means for indicating relative movements of parts of air craft : en
  • GB470270A - Improvements in washable articles of wearing apparel : en
  • DE648842C - Riveting process with closing head formation through an explosive charge enclosed in the rivet shaft : de en
  • US2089434A - Voltage regulator : en
  • US2089730A - Road grading machine : en
  • AU332637A - Improvements in or relating to low-frequency amplifiers with negative retroaction : en
  • CA367939A - Fruit and vegetable treating apparatus : en fr
  • FR816686A - Caps for wirewound electric resistors or for electric windings : en fr
  • GB470253A - Improvements in or relating to feeding molten glass : en
  • DE648852C - Low gas alarm : de en
  • GB470056A - Improvements in control means for emptying the working circuits of hydraulic power transmitters : en
  • US2089838A - Electrical relay : en
  • US2089887A - Lawn mower cutter bar : en
  • US2089300A - Pintle lock : en
  • US2089670A - Satchel bag : en
  • US2089683A - Electrical capacitor : en
  • US2089180A - Production of titanium dioxide : en
  • US2089510A - Pouring container : en
  • FR47893E - New elastic knit band for belts, collars, collars : en fr
  • GB470049A - Improvements in or relating to spinning ring structures and holders therefor : en
  • GB470097A - Process for the treatment of textile materials : en
  • DE648888C - AC switch : de en
  • US2089810A - Plastic compositions and method of making same : en
  • CA367884A - Circuit operating mechanism : en fr
  • CH192421A - Injection internal combustion engine with compression ignition. : de en
  • CH192492A - Process for the preparation of a vat dye of the anthraquinone series. : de en
  • DE648932C - Fuselage : de en
  • US2089846A - Mechanical positive driving system : en
  • US2089740A - Grip device : en
  • US2089387A - Protector for electric circuits : en
  • US2089432A - Respiratory resistance testing machine : en
  • US2089428A - Conditioning air in railway cars : en
  • CH192368A - Process for the preparation of an azo dye. : de en
  • US2089557A - Process for recovering sodium sulphate and increasing the yield of boric acid : en
  • CA367920A - Brake controlling means : en fr
  • US2089257A - Welt support for sole attaching machines : en
  • US2089380A - Metallic door saddle : en
  • US2089279A - Electrical diesel air chamber valve control mechanism : en
  • US2089242A - Structural sheet material : en
  • DK53421C - Procedure for Duplicating Matrices for the Production of Gramophone Records and Similar Audio Carriers. : da en
  • AU486636A - Improvement in buffered photographic emulsions : en
  • GB470377A - Improvements in and relating to apparatus for cleaning screens and like devices for separating solids from liquids : en
  • DE649079C - Flexible tube made of helically wound metal tape for laying electrical lines : de en
  • FR47887E - Respiratory : en fr
  • GB470482A - Improvements in or relating to gelatine and glue compositions : en
  • DE648827C - Process for the production of stainless steel skates with tough, spring-hard running rails and glass-hard running tracks : de en
  • US2089214A - Apparatus for filtering eggs : en
  • CA367928A - Phonograph reproducer : en fr
  • FR816562A - Articulation device for sofas and sofa beds : en fr
  • DE648720C - Cam control for steam engines : de en
  • CA368054A - Hair curler : en fr
  • US2089199A - Production of crimped filaments, yarns, or fibers : en
  • US2089493A - Landing gear for semitrailers : en
  • US2089307A - Laundry appliance : en
  • US2089907A - Can opener : en
  • AT150309B - Process for removing the emulsion from used or defective films. : de en
  • US2089548A - Means of filtration : en
  • US2089761A - Resilient shock-absorbing cushioning of engines : en
  • FR816517A - Process for the manufacture of rubber and textile articles, with embossed ornamented surface : en fr
  • FR816668A - Rubber liner for sport and hunting shoe soles : en fr
  • DE648841C - Glow wire candle : de en
  • FR816536A - Product and process for the electroplating of cadmium : en fr
  • FR816572A - Process of construction of hollow walls in iron, concrete, working in bending : en fr
  • GB470054A - Improvements in and relating to shelf edging : en
  • GB470312A - Improvements relating to means for detachably securing heels to footwear : en
  • GB470460A - Silencer for the discharge of internal combustion engines, and particularly those of aircraft : en
  • GR6715B - HOW TO MAKE A SANDAL MADE OF LINEN DIPPED INTING AN ELASTIC GUM. : el en
  • GB470273A - Improvements in and relating to roofing tiles : en
  • AU532536A - Improved orthopaedic plate and shoe construction for use therewith : en
  • FR816663A - Process for the polymerization or condensation of unsaturated compounds : en fr
  • CH192389A - Projectile. : en fr
  • DE648836C - Method for compensating the apparent internal resistance of the battery in the circuit for measuring the operating condition : de en
  • GB470399A - Improvements in and relating to electric immersion heaters : en
  • CA367998A - Animal tag : en fr
  • DE648747C - Contact block with U-shaped contact spring for plug-in fuses : de en
  • FR816532A - Starting device, several starters attacking an internal combustion engine, in particular for vehicles : en fr
  • DE648921C - Process for increasing the strength properties of copper steel : de en
  • DE648928C - Housing for electric blowers, especially for hand vacuum cleaners : de en
  • DE649099C - Adjustable sign triangle : de en
  • FR816576A - Method and apparatus for making ice cream : en fr
  • GB470483A - Improvements in or relating to iron ferrocyanide pigments : en
  • CH192324A - Process for the production of insulating compounds. : de en
  • CH192370A - Process for the preparation of an azo dye. : de en
  • FR816477A - Apparatus for removing grates or any other transport member comprising teeth or scrapers : en fr
  • FR816492A - Improvements in electrical telemetry, remote metering and remote control devices : en fr
  • FR816583A - Improvements in the manufacturing processes of barrels, barrels and similar articles : en fr
  • US2089563A - Paper novelty : en
  • US2089494A - Mechanism for measuring yarn : en
  • US2089886A - Ice and salt-brine circulating unit for refrigerators : en
  • CA368017A - Can opener : en fr
  • FR816590A - Improvements to machines for punching or die-forging parts : en fr
  • GB470058A - Improvements in or relating to chain drives : en
  • US2089861A - Automatic collating machine : en
  • CH192507A - Chassis, especially for single-axle trailers for automobiles. : de en
  • AT150348B - Collapsible clothing protection net for bicycles. : de en
  • CA368007A - Double acting hydraulic jack : en fr
  • CA367878A - Plate straightening process : en fr
  • CA368063A - Cushion welt shoe : en fr
  • CA367993A - Oxygen recorder : en fr
  • US2089596A - Illuminated card holder : en
  • DE648930C - Internal combustion engine with oil cooling : de en
  • CA367888A - Ether resin : en fr
  • CH192418A - Steam turbine system with an auxiliary machine driven by an auxiliary steam turbine. : de en
  • CH192310A - Potato sorting machine. : de en
  • US2089222A - Ferric alloy process : en
  • US2089362A - Combination machine tool : en
  • DK53422C - Flower Pot Making Machine. : da en
  • FR816482A - Safety razor blade edge oiler : en fr
  • FR47864E - Method of opening by tearing or tearing the envelopes of packaging boxes in the form of a quadrangular prism : en fr
  • FR816500A - Device for coupling rotating parts or improved gear change : en fr
  • CA367881A - Radio direction finder : en fr
  • GB470108A - Improvements in and relating to electric heating elements : en
  • GB470361A - Improvements in or relating to boiler furnaces, cooking and heating stoves and the like : en
  • DE649100C - Hole punch for square dials : de en
  • CA368003A - Bumper-buoy, float, fender, etc. : en fr
  • CH192446A - Device for cleaning the tongue. : en it
  • CA368040A - Drying apparatus : en fr
  • GB470166A - Improvements in and relating to perspiration leather bands for headgear : en
  • CA367949A - Friction clutch : en fr
  • GB470105A - Parachute harness : en
  • GB470155A - Improvements in or relating to wireless aerials : en
  • GB470219A - Device for the dust free shaking out of mops and other similar kinds of brooms : en
  • GB470383A - Improvements in and relating to remote control of machine guns : en
  • DE648884C - Device for locking the brake linkage on motor vehicles : de en
  • FR816502A - Gimbal device : en fr
  • AT150325B - Flycatcher with suspension straps. : de en
  • CH192476A - Process for the preparation of a monoazo dye. : de en
  • DE648800C - Device for rendering the remanence voltage of control generators in Leonard drives undamaged : de en
  • FR816611A - Method and apparatus for producing television images with persistent illuminated printing : en fr
  • US2089650A - Locomotive stoker : en
  • USD105641S - Design for a negligee : en
  • AT150331B - Ski sliding brake. : de en
  • US2089591A - Road roller : en
  • GB470292A - Process for the manufacture of highly nitrated and stabilised cellulose nitrates : en
  • US2089627A - Portable psychrometer : en
  • GB470129A - Improvements in or relating to apparatus for producing large impulses of electrical energy of short duration : en
  • FR816652A - Improvements to gasifiers : en fr
  • FR816654A - Ski attachment : en fr
  • GR6720B - SYMBOLOMETIC MICROPHONE OR INTERFEROPHONE. : el en
  • DE648813C - Frame construction device, especially for aircraft construction : de en
  • GB470367A - Improvements in refrigerating apparatus : en
  • GB470180A - Improvements relating to securing boxes, bales and the like : en
  • FR816574A - Sheet metal brushing, grinding and polishing machines : en fr
  • US2089890A - Sheet piler buggy and its operating apparatus : en
  • US2089215A - Apparatus for filtering eggs : en
  • US2089225A - Process of printing and scoring and product : en
  • US2089351A - Light diffusing material : en
  • US2089564A - Wire cutting machine : en
  • DE648671C - Device for the automatic control of aircraft : de en
  • DK53419C - Bone and Varnish Apparatus. : da en
  • FR47886E - Improvements in the manufacture of pipes tight against volatile and corrosive fluids : en fr
  • GB470026A - Improvements in or relating to electron discharge devices : en
  • CA367914A - Railway car truck : en fr
  • CA368011A - Screw propeller : en fr
  • FR816596A - Compositions of alloys and articles made from these compositions : en fr
  • IE14296L - Stopping internal combustion engines in case of failure of¹lubricating oil : en
  • FR816523A - Rotating bridge with two grapples for automatic games : en fr
  • GB470500A - Improvements in furnaces : en
  • AU312936A - Improvements in or relating to electrical oscillation generators : en
  • DE648833C - Thread sewing machine with automatic knot formation : de en
  • US2089399A - Plant for the artificial drying of ceramic products and in particular of tiles and bricks : en
  • US2089709A - Dispensing cabinet for vending machines : en
  • US2089747A - Apparatus used in web printing and other processes : en
  • CH192444A - Luminaire made of insulating material. : de en
  • US2089610A - Reflector : en
  • US2089456A - Vibration suppressing tie wire : en
  • GB470184A - Improvements in automatic directional electrical signals for traffic control : en
  • GB470240A - Improvements in electric accumulators : en
  • US2089188A - Manufacture and use of textile materials : en
  • DE648997C - Breathing mask for high altitude breathing apparatus : de en
  • DE649040C - Stranding machine with several stranding cages for telecommunication cables provided with adjustable retightening devices : de en
  • US2089833A - Vanity case : en
  • GB470306A - Improvements in or relating to pipe cleaning brushes : en
  • GB470329A - Improvements in or relating to speed-indicating and speed-limiting apparatus for automobile vehicles : en
  • US2089543A - Method and apparatus for separation of gaseous mixtures : en
  • USD105570S - Design for a textile fabric : en
  • USD105622S - Design fob a pencil : en
  • DE648768C - Process for the production of azo dyes : de en
  • US2089847A - Grinding wheel : en
  • FR816486A - Improvements to rotating grids : en fr
  • GB470307A - Improvements in or relating to dredging machines : en
  • GB470281A - Improvements in or relating to label holders for use on labelling machines : en
  • GB470471A - Improvements in or relating to the production of alkyd synthetic resins : en
  • US2089608A - Refrigerating apparatus : en
  • US2089241A - Crepe thread and fabric and method of preparing same : en
  • DE648995C - Hydraulic drive device : de en
  • US2089306A - Method and apparatus for the burning of mineral sulphides in gaseous suspension : en
  • AU101732B2 - Improvements in or relating to electron discharge devices : en
  • CH192338A - Wall anchor. : en fr
  • US2089385A - Unstacking and transferring mechanism : en
  • DE649019C - Wheel suspension for motor vehicles : de en
  • GB470356A - Manufacture of dyestuffs containing metal in complex union : en
  • US2089388A - Motion picture projector : en
  • AT150344B - Labyrinth seal for slide bearings in rail vehicles. : de en
  • US2089371A - Container : en
  • DE648968C - Device for displaying switching processes in remote control systems with stepping mechanisms : de en
  • DK53411C - Shaft tool. : da en
  • US2089817A - Indirectly heated cathode : en
  • US2089829A - Heat treating furnace : en
  • AU452936A - Improvements in and relating to pipe joints : en
  • AT150391B - Mixing device for sound films and gear for this purpose. : de en
  • US2089372A - Air conditioning system for sleeping cars : en
  • US2089470A - Improved margarine : en
  • US2089585A - Swimming appliance : en
  • CA367951A - Building unit : en fr
  • CA367886A - High voltage cut-out : en fr
  • US2089669A - Weather stripping : en
  • GB470163A - Improvements in and connected with injection internal combustion engines having precombustion chambers : en
  • GB470465A - Improvements in or connected with toy vehicles : en
  • IE14318L - Animal hoof and leg coverings. : en
  • AT150355B - Switching device for a sprocket change gear for bicycles and. like : de en
  • CH192414A - Infinitely variable speed gearbox. : de en
  • AU101754B2 - Process for the manufacture and application of derivatives of azo dyestuffs containing at least one hydroxyl group : en
  • US2089327A - Concealed hinge : en
  • US2089423A - Agitating mechanism : en
  • USD105615S - Design for a powder box : en
  • DE649050C - Jug with a sieve that can be inserted into a slot provided in the spout and held in side guides : de en
  • DK53420C - Sound and heat insulating metal building element. : da en
  • GB470366A - Improvements relating to apparatus for transmitting and receiving radio signals : en
  • CA368025A - Well drilling rig : en fr
  • AU101805B2 - Improvements inthe manufacture of electric cables : en
  • US2089663A - Coffee roasting machine : en
  • AT150347B - Marker bodies which can be laid in the floor of the playing field and are used to form the playing field division. : de en
  • DE648788C - Monitoring device for turnouts and signal boxes : de en
  • US2089298A - Hog scraper paddle : en
  • US2089361A - Apparatus for cracking oil : en
  • USD105638S - Design fob a dress ensemble : en
  • US2089631A - Selective demand meter and method of measurement of electric current : en
  • US2089710A - Flue blower : en
  • USD105578S - Design fob a combination back : en
  • CH192362A - Device by means of which cigarettes can be made by hand. : de en
  • FR816624A - Self-adhesive envelope or pouch : en fr
  • CH192451A - Device for wrapping hard gel rolls in a wrapping paper. : de en
  • AU101738B2 - Recovery of sulphur dioxide from gases : en
  • CH192429A - Regulating transformer. : de en
  • US2089331A - Fountain roll : en
  • US2089405A - Box stay tape : en
  • US2089531A - Tooth paste : en
  • USD105596S - Design fob a shoe : en
  • DE648815C - Mechanical figure toy : de en
  • CH192443A - Fitting for electric lamps for pipe and cable connection. : de en
  • DE641127C - Control slide drive for piston engines : de en
  • DE649027C - Process for finishing textiles of all kinds : de en
  • AT150398B - Bass accompaniment for accordion (accordion). : de en
  • US2089352A - Snow chain for automobile wheels : en
  • US2089386A - Support for hand telephones : en
  • US2089495A - Wall construction : en
  • US2089600A - Nozzle for suction cleaners : en
  • US2089662A - Humidifying apparatus : en
  • DE648703C - Ball game with a ball moved over a playing surface with a selectable force : de en
  • DE648857C - Sheet metal lining for line expansion in steel : de en
  • CA367921A - Fibrous substance disintegrating apparatus : en fr
  • AT150359B - Method and device for filling liquids impregnated with carbonic acid gas into siphon bottles. : de en
  • CH192327A - Closure on multi-leaf windows. : de en
  • US2089812A - Container closure : en
  • AT150387B - Trial bust. : de en
  • US2089577A - Combustion chamber of fuel-injection engines : en
  • US2089783A - Means for drying footwear : en
  • CA368038A - Vehicle ventilating window : en fr
  • CH192407A - Device for shredding solid material. : de en
  • CA368043A - Ship raising rigging : en fr
  • AU479736A - Improvements in or relating to single-phase mercury vapour rectifying valves : en
  • CH192500A - Process for the preparation of 2-ethoxypyridyl-5-azo-3'.5'-diaminopyridine. : de en
  • FR816639A - Device applicable to all internal combustion engines to dampen the noise produced by the exhaust gases : en fr
  • DE648911C - Gas cleaning cartridge, in particular carbon dioxide absorption cartridge for breathing apparatus : de en
  • FR816507A - Improvements in methods of using lighting gas in automobile engines : en fr
  • DE648806C - Weighing device for weighing and, if necessary, dividing a subset of a whole that has not yet been divided : de en
  • AU101733B2 - Motor fuels : en
  • CA367875A - Shoe outsole : en fr
  • US2089864A - Tire retreader : en
  • US2089721A - Buffing roll : en
  • CH192369A - Process for the preparation of an azo dye. : de en
  • CH192401A - Process for the production of magnesium. : de en
  • CH192488A - Process for the preparation of a dye of the anthraquinone series. : de en
  • GB470459A - Improvements in and relating to photographic copy-holding and enlarging frames : en
  • CH192465A - Trailers for deep transport. : de en
  • USD105561S - Design for a spoon or similar : en
  • CH192477A - Process for the preparation of a monoazo dye. : de en
  • DE649000C - Process for the preparation of hydrogenation products of polymers of acetylene : de en
  • FR816470A - Improvements to refrigeration tables : en fr
  • FR816549A - Shut-off device for internal combustion injection engines : en fr
  • GB470342A - Improvements in the manufacture of yarns containing staple fibre from yarns composed of continuous filaments : en
  • AU335437A - Improvement in automatic selectivity control : en
  • USD105588S - Design fob a lamp bracket : en
  • US2089754A - Mine car : en
  • US2089308A - Record material testing machine : en
  • AU531836A - Cash computing meter for petrol pump : en
  • AU101745B2 - Improved bag loader : en
  • US2089878A - Ship's indicating system : en
  • USD105580S - Design for a lace : en
  • CA367912A - Air conditioning apparatus : en fr
  • CH192326A - Process for extracting the odorous air from water closets. : de en
  • US2089711A - Floating operator for variable speed drives : en
  • US2089353A - Flowerpot : en
  • US2089485A - Earth mover : en
  • US2089751A - Method of manufacturing pressure : en
  • US2089692A - Cathode ray tube : en
  • US2089720A - Extension couch : en
  • CA367899A - Drip-free container treating machine : en fr
  • CA367926A - Rock drill piston bearing : en fr
  • CA367969A - Air conditioning system : en fr
  • CA368002A - Cow tail holder : en fr
  • DE648942C - Device for the precise control of different frequencies in machine transmitters to be controlled according to a predetermined frequency schedule for overlay remote control systems : de en
  • FR816659A - Improvements in the manufacture of plywood : en fr
  • US2089594A - Glider gun : en
  • US2089644A - Process for the production of compressed wood or plywood : en
  • USD105566S - Design for an atomizer case : en
  • US2089224A - Quiet flow retarding device : en
  • US2089429A - Saw bench : en
  • CH192431A - Arrangement for the control of switching processes via telecommunication lines. : de en
  • DE649091C - Radiator cladding : de en
  • CA367964A - Non-refillable bottle : en fr
  • CH192356A - Method and device for the final molding of shoe uppers. : de en
  • US2089674A - Package for ice cream cones : en
  • US2089782A - Process of producing sponge iron : en
  • CH192336A - Electric hotplate. : de en
  • CH192427A - Procedure for voltage regulation using a tap transformer. : de en
  • US2089737A - Utility tray : en
  • US2089841A - Buckle : en
  • USRE20464E - Last member for shoe presses : en
  • US2089665A - Safety device : en
  • US2089523A - Lubricating apparatus : en
  • DE649053C - Additional device for basic range finder : de en
  • CA367956A - Vehicle window : en fr
  • DE626413C - Machine for producing excluded lines from individual types : de en
  • DE648789C - Vibration damper for overhead lines : de en
  • US2089200A - Apparatus for the manufacture or treatment of textile threads : en
  • CH192448A - Method for suppressing the growth of microorganisms. : de en
  • CH192487A - Process for the preparation of a dye of the anthraquinone series. : de en
  • DE648872C - Barrel weight scale : de en
  • DE648910C - Centrifugal pump system : de en
  • GR6717B - METHOD OF ADJUSTMENT - BALL BEARINGS (BEARINGS) AT THE END OF THE TWO-WHEEL SHAFT AXLE (SOSTAS). : el en
  • FR816484A - Gas protection mask : en fr
  • CH192399A - Waterproof watch case. : de en
  • US2089836A - Railway track circuit apparatus : en
  • CA368065A - Refrigerating apparatus : en fr
  • CH192333A - Device intended to be applied to a fireplace in order to improve its useful efficiency. : en fr
  • US2089447A - Dual printing mechanism for computing machines and the like : en
  • DE648796C - Transmitter for optional operation on two wave bands : de en
  • AU101727B2 - Improvements in or relating to appliances for drying the Hair : en
  • CA367927A - Atomizer : en fr
  • US2089613A - Temperature indicator : en
  • US2089802A - Pipe coupling : en
  • US2089309A - Sound recording and reproducing machine : en
  • DE648819C - Dry gas backflow preventer : de en
  • GB470449A - Improvements in self-lubricating materials and method of manufacturing the same : en
  • DE649021C - Triggering device for the compressed air brake of a motor vehicle trailer : de en
  • DK53416C - Insulated electrical cord or cable with a sheath. : da en
  • GB470300A - Improvements in or relating to magnetic scanning in cathode-ray-tubes : en
  • GB470287A - Improvements in steam superheaters for boilers : en
  • GB470352A - An improved fountain : en
  • CH192404A - Shear. : en fr
  • AT150326B - Closure for bags, cans, etc. like : de en
  • US2089512A - Electrical system for truck refrigeration and the like : en
  • DE649052C - Testing device for bicycles, especially motorcycle frames : de en
  • AT150308B - Process for the production of inscriptions, drawings, samples or other representations on aluminum and its alloys. : de en
  • CA367877A - Goffered film reproduction and projection : en fr
  • CH192462A - Method and device for the production of metal strip connections. : de en
  • US2089328A - Unitary manifold record assembly : en
  • USRE20465E - Lightning arrester : en
  • AU428736A - Improvements in or relating to welding electrodes : en
  • AU101698B2 - Improvements in gauges, particularly for postage stamps : en
  • US2089286A - Circuit breaker : en
  • CH192384A - Room bars. : de en
  • CA368030A - Anti-skid device : en fr
  • US2089487A - Asphalt shingle : en
  • US2089923A - Ice cream cone machine : en
  • CA368061A - Sewage scraping device : en fr
  • CH192495A - Speed control device for internal combustion engines. : de en
  • AU101704B2 - Substandard motion picture sound film : en
  • GB470050A - Improvements in and relating to screw fans : en
  • GB470053A - Improvements in fabric take-up mechanisms for flat knitting machines : en
  • GB470176A - Improvement in change speed mechanism : en
  • FR816640A - Dental wheel for equines : en fr
  • FR816693A - Process for preparing a double alkaline and alkaline earth fertilizer : en fr
  • CA367882A - Incandescent lamp indicator : en fr
  • FR816648A - Method and device for using additional air in carburettors of internal combustion engines : en fr
  • FR816612A - Improvements in the treatment of cellulose derivatives : en fr
  • FR816657A - Ladies shoe heel enhancements : en fr
  • CH192328A - Process for the production of safety glass. : de en
  • US2089869A - Hose supporter : en
  • AU310936A - Improvements in or relating to containers for food orthe like : en
  • AU101701B2 - Improvements in and relating to pipe joints : en
  • DE648923C - Permanent magnet steel : de en
  • GB470035A - Improvements in or relating to the conversion of hydrocarbon oils : en
  • US2089466A - Well bit : en
  • US2089870A - Automatic clutch : en
  • CA368028A - Rolling pin : en fr
  • GB470145A - Improvements in and relating to electric transformers : en
  • GB470316A - Improvements in or relating to the manufacture of pots, cartons, and similar containers or receptacles : en
  • US2089483A - Package and method of making the same : en
  • FR816554A - Electrically heated coffee maker : en fr
  • FR816573A - Improvements to remotely controlled smoke generating systems : en fr
  • US2089533A - Cosmetics : en
  • GB470047A - Improvements in or relating to multipole automatic electric circuit breakers : en
  • FR816505A - Combined sorter or selector for statistical, addressing or similar machines : en fr
  • USD105614S - Design fob a decorative nail : en
  • GB470234A - Improvements in carbon-coated electrodes or the like in electric discharge tubes : en
  • US2089863A - Apparatus for testing and exercising the eyes : en
  • FR816687A - Improvements in apparatus for feeding cigarettes or other articles of similar shape : en fr
  • GB470360A - Improvements in the manufacture and production of acetylene : en
  • FR816559A - Two-stroke internal combustion engine, especially light-scanned diesel engine : en fr
  • GB470025A - Improvements in or relating to thermionic valve circuit arrangements : en
  • GB470120A - Improvements in and relating to optical projection apparatus : en
  • DE648869C - Process for the production of disinfecting and bleaching soap-like products : de en
  • GB470018A - Improvements in or relating to photographic roll film cameras : en
  • GB470283A - Improvements in or relating to dry hopping or hopping down and to apparatus suitable for use therefor : en
  • GB470379A - Improvements in cores for molds in which refractory materials are cast : en
  • GB470274A - Improvements in means for supporting pictures, prints and the like : en
  • GB470315A - Improvements in and relating to the separation of liquids or solids from liquids : en
  • GB470345A - Improvements relating to sound absorbing walls, partitions and the like : en
  • AT150374B - Device for attaching sound equipment to image projectors, in particular to cine projectors. : de en
  • AU474236A - Improvements in extension grates for multiple retort underfeed stokers : en
  • CH192315A - Cork insulation mat for insulating walls and ceilings against sound transmission. : de en
  • FR816568A - Winder : en fr
  • US2089383A - Resilient mounting for refrigerating apparatus : en
  • US2089845A - Dental compound : en
  • AT150350B - Football or the like : de en
  • FR816498A - Method for creating mooring points on the bottom of the sea, lakes or the like : en fr
  • FR816556A - Hydraulic transmission device : en fr
  • AU308636A - Improvements insteel alloys suitable for apparatus subjected to high temperatures : en
  • US2089334A - Electromagnetic device : en
  • DE648812C - Adjustment device for cylindrical chasers : de en
  • DE649086C - Air cooling device for internal combustion engines : de en
  • DE649104C - Electric circuit breaker : de en
  • CH192376A - Process for the production of impregnated fibrous material and product produced by this process. : de en
  • US2089793A - Apparatus for the treatment and purification of liquids : en
  • US2089440A - Portable folding bookcase : en
  • US2089449A - Pen : en
  • US2089643A - Shuttle : en
  • US2089326A - Sheet metal prong forming apparatus : en
  • US2089742A - Method of melting finely divided metal : en
  • USD105587S - Design for a dress : en
  • FR47882E - Automatic braking process for wagons in a yard : en fr
  • CH192372A - Process for the preparation of a condensation product of the anthraquinone series. : de en
  • US2089375A - Resin acid ester and method of producing : en
  • US2089619A - File and method of making the same : en
  • AT150305B - Process for coating sheet-like or web-like materials with oily paints, varnishes, lacquers or the like. : de en
  • US2089803A - Machine for cutting disks of thin sheet material : en
  • FR816670A - Improvements in processes for shooting motion pictures suitable for reproduction of natural colors : en fr
  • GB470317A - Hairclips, hair-curlers, hair fastenings and ornaments : en
  • US2089291A - Humidifying radiator : en
  • GB470372A - Improvements in or relating to radio and like receivers : en
  • GB470048A - Device for making a tie knot : en
  • GB470165A - Improvements in or relating to navigation aiding radio transmitters : en
  • FR816548A - Shoe with insole shaping the foot : en fr
  • DK53430C - Photographic Developer. : da en
  • US2089700A - Hoisting mechanism : en
  • FR816553A - Wall fitted with a drainage device : en fr
  • GB470255A - Improvements in or relating to the construction of sheds : en
  • US2089843A - Method and apparatus for annealing : en
  • GB470294A - Improvements in and relating to change speed gear mechanism for cycles and the like : en
  • US2089190A - Preparation and use of textile threads : en
  • US2089404A - Wet starch system : en
  • US2089712A - Window control for doors : en
  • AU537736A - Method of and apparatus for controlling the temperature of exothermic reaction chambers : en
  • CA367953A - Welding apparatus : en fr
  • US2089583A - Fluid-tight winding for electric motors and method for the manufacture thereof : en
  • US2089606A - Dispersion method : en
  • US2089873A - Controlling device : en
  • DE648890C - Carbon copy : de en
  • US2089192A - Manufacture of textile threads and fabrics : en
  • US2089514A - Game : en
  • FR816575A - Fifty blade armor, rack tensioners and metal hangers for looms : en fr
  • GB470023A - Improvements in and relating to electric switches and particularly such as are adapted for use in wireless receiving and like apparatus : en
  • DE648958C - Spring-loaded centrifugal governor for power machines with three axially and concentrically arranged helical springs : de en
  • AU307336A - Improvements in delustring textile materials : en
  • US2089292A - Dual two-stage cracking apparatus for petroleum oils : en
  • US2089315A - Closed grill for toasters : en
  • DE648878C - Process for converting heat energy into kinetic or potential energy in a nozzle of the appropriate profile : de en
  • DE649025C - Device for draining the accumulated water in light liquid separators with automatic flow lock : de en
  • US2089875A - Apparatus for the agglomeration of powders of solid combustibles : en
  • GB470206A - Improvements in or relating to apparatus for delivering money and small articles, in places such as restaurants and shops : en
  • US2089266A - Display form holder : en
  • US2089578A - Cotter pin : en
  • US2089925A - Rubber impregnated fibrous material : en
  • AU313636A - Improved bag loader : en
  • CH192454A - Microphone shutter device for telephone apparatus. : en fr
  • DE648952C - Rotary handle for self-sellers : de en
  • DE648973C - Cardan joint, in particular for driving the drive wheels of motor vehicles : de en
  • FR47853E - Electrical communication cable : en fr
  • GB470376A - A spherical or ball mounting for fire-arms : en
  • DE648908C - Process for preserving green fodder : de en
  • DE649093C - Device for optical-electrical scanning of sound grooves : de en
  • US2089247A - Manifolding book : en
  • DE649051C - Stand for umbrellas, sticks, etc. like devices : de en
  • CA368034A - Speed vertical indicator : en fr
  • DE649003C - Installation self-switch with a push-button latch release : de en
  • AT150370B - Impact fuse. : de en
  • CA367971A - Shear : en fr
  • FR816589A - Quick package system : en fr
  • US2089739A - Multiple type electric appliance : en
  • US2089840A - Welding machine : en
  • GB470359A - Improvements relating to lavatory pan cleaning devices : en
  • GB470164A - Portable respiratory appliance : en
  • US2089171A - Electrical stringed musical instrument : en
  • US2089302A - Rubber compositon and method of preserving rubber : en
  • USD105575S - Design for a seat cover : en
  • AT150353B - Device for automatic control of the temperature in cars with a central heating element. : de en
  • AT150377B - Device on typewriters for displaying the last line of writing in a paper format. : de en
  • GB470339A - Improvements in and relating to water-tube boilers : en
  • GB470215A - Improvements in and relating to the operation of electric tramway and railway points : en
  • GB470207A - Improvements in and relating to non-refillable bottle and parts thereof : en
  • CH192406A - Process of mechanical disintegration of solid bodies. : en fr
  • US2089256A - Brake control mechanism : en
  • US2089638A - Device for connecting bands to wrist watches : en
  • US2089872A - Electric valve converting apparatus : en
  • CH192441A - Socket for electric lamps with multi-pole base. : de en
  • FR816560A - Paper collar : en fr
  • US2089358A - Inverse reducer circuit : en
  • DK53424C - Device for carburetor engines powered by a light and a heavily evaporable Fuel. : da en
  • US2089223A - Quiet flow controlling apparatus : en
  • AT150397B - Sewing machine. : de en
  • FR816650A - Improvements to connectors or wire clips, especially for spark plugs : en fr
  • CH192484A - Process for the preparation of a dye of the anthraquinone series. : de en
  • CH192485A - Process for the preparation of a dye of the anthraquinone series. : de en
  • FR816468A - Spinning and shuttle tube for automatic looms : en fr
  • GB470100A - Improvements in or relating to elutriating apparatus : en
  • GB470157A - Improvements in shaft supports : en