• DE699088C - Cooling lid for ice cream storage container : de en
  • US2221902A - Spring buffer : en
  • AU1295244A - Improvements in or relating to camera forand methods of color photography : en
  • AU111901B2 - Improved means for use in pumping from wells and the like : en
  • AU1735244A - Improvements in or relating to electric air-break circuit-breakers : en
  • AU85640A - Improvements in or relating to telephone systems and automatic switches for use therein : en
  • US2221960A - Process for removing wallpaper : en
  • DE698929C - Reversing device for pairs of slides with two driven slides for regenerative ovens : de en
  • US2221859A - Shoe clamp : en
  • US2222037A - Building and building construction : en
  • US2222464A - Distillation testing apparatus : en
  • USD123619S - Design for a dress : en
  • USD123628S - Design for a scooter : en
  • DE698990C - set table of a machine tool, in particular milling machine : de en
  • CA392607A - Book binding machine : en fr
  • US2222295A - Mechanical pencil : en
  • US2222397A - Stabilizing suspension system for motor-driven vehicles : en
  • DE699159C - Cradle mount for rapid fire weapons on aircraft : de en
  • CA392652A - Asymmetrical conductor : en fr
  • CA392681A - Alkylene sulphide production : en fr
  • US2222236A - Air conditioning system : en
  • US2222312A - Circuit breaker : en
  • US2222331A - Flotation process : en
  • US2222400A - Process for refining a low boiling hydrocarbon distillate : en
  • US2222390A - Machine for frosting bakery products : en
  • FR858188A - Process for surface treatment of ferrous metals : en fr
  • DE698830C - Sewing machine : de en
  • CA392679A - Dyestuff : en fr
  • US2222005A - Mounting and flashing getter : en
  • CA392580A - Luminescent tube coating method : en fr
  • DE699076C - Direction indicators for bicycles and motorcycles : de en
  • US2221814A - Musical instrument : en
  • USD123618S - Pasteurizer or similar article : en
  • US2222288A - Cover forming apparatus : en
  • DK58163C - Connecting device for Remote Printer Communication System with automatic Operation. : da en
  • DE698818C - Adhesive for plywood, veneer or the like. : de en
  • DE699014C - Junction box to be placed on a line register : de en
  • DE698656C - Process for the production of adhesive backing films containing glutin : de en
  • DE698955C - Arrangement of cold-sensitive devices and instruments in aircraft : de en
  • FR858267A - Mark to distinguish animals : en fr
  • AU111912B2 - Improvements in or relating to telephone systems and automatic switches for use therein : en
  • DE698893C - Compressed air-controlled track brake : de en
  • DE699104C - Multi-layer cellulose wadding, especially for filter production : de en
  • FR858186A - Bearing for high rotational speeds, with a groove in the outer ring : en fr
  • GB529504A - Improvements in and relating to alloys : en
  • DE699028C - Softening of textile goods : de en
  • FR858397A - Lighting fixture : en fr
  • USD123635S - Display carton or similar article : en
  • GB529265A - Improvements in or relating to straight bar knitting machines : en
  • DE698925C - of the ignition electrode current in the case of multiphase power converter arrangements consisting of single-anode gas or vapor discharge vessels : de en
  • DK58172C - Magnetoelectric Dynamo, preferably Bicycle Dynamo. : da en
  • DE699045C - Device for releasable connection and tight contraction of furniture parts u. like : de en
  • CA392615A - Humidity control for refrigerated spaces : en fr
  • CA392625A - Grinding wheel : en fr
  • US2222493A - Jaw unit for electric connectors : en
  • USD123633S - Design for a feost dispeller : en
  • US2222153A - Thermostat control system : en
  • USD123586S - Design for a ktjbber shoe sole : en
  • DE699095C - Device for the automatic adjustment of the reversing pole excitation of AC commutator machines : de en
  • FR858101A - Amplitude regulator : en fr
  • FR858223A - Condensation products and process for preparing these products : en fr
  • GB529455A - Improvements in process of treating spent acid from petroleum refining : en
  • DE698982C - Electric or acoustic pickup or sound cutter : de en
  • US2221923A - Vise : en
  • US2222274A - Fuel system for internal combustion engines : en
  • US2222530A - Steam generator : en
  • US2221817A - 3-amino-4-hydroxy-phenylarsine oxide and a process of making it : en
  • USD123615S - Design for a dress ensemble : en
  • DE698838C - Suspension for bicycles, especially for motorcycles : de en
  • GB529326A - Improvements in and relating to rotary internal combustion engines : en
  • US2221921A - Method of applying seat rings to valve bodies and valve bodies produced thereby : en
  • DK58176C - U-shaped insert of sheet metal for assembly of boards or rods provided with feathers and grooves. : da en
  • USPP432P - Rhododendron plant : en
  • US2222082A - Rotary drilling head : en
  • US2222270A - Burnishing apparatus : en
  • USRE21626E - Scraper : en
  • CA392641A - Latch or lock : en fr
  • DE698987C - Device for feeding dust-like fuel to the antechamber-like antechamber of an internal combustion engine : de en
  • DE699058C - Socket pipe seal : de en
  • DE699123C - charcoal : de en
  • USD123608S - Design for a stirring apparatus : en
  • FR858310A - Transmitter or receiver assembly comprising an ultrashort wave tube : en fr
  • US2221825A - Starting rod feeder for torches : en
  • DE698952C - Roll film camera : de en
  • FR858254A - Jerking slide control : en fr
  • DE698931C - Collapsible frame for holding two stretchers on top of each other in cars, cars or similar vehicles : de en
  • FR858393A - Improvements made to tool cases : en fr
  • GB529379A - Improvements in wringers : en
  • US2222023A - Flexible coupling : en
  • FR858362A - Improvements to bombs in so-called exercise <<staff>> : en fr
  • GB529350A - Improvements in pencil holders : en
  • GR9347B - METHOD OF PROTECTION OF BUILDINGS, MONUMENTS AND IN GENERAL REAL ESTATE FROM AIR RAIDS. : el en
  • DE699116C - Process for the production of hard metal bodies : de en
  • FR858354A - Improvements to electric resistance welding machines : en fr
  • GR9348B - OPEN AND CLOSED CURTAIN FOR LIGHTING. : el en
  • FR858199A - Dust capture hammer support device : en fr
  • DE698913C - Movable support with balls, especially for bridges : de en
  • DE699048C - Device for powdering unvulcanized, calendered rubber sheets or the like. : de en
  • FR858400A - Concrete curb formwork for roads : en fr
  • DE699062C - Airtight bag with a filter, fresh air conveyor, outlet valve and window to hold a person : de en
  • GB529390A - Method of preparing an iron catalyst in synthesizing gasoline : en
  • DE698892C - Circuit for temperature control with different heating means, especially in compartments of railway vehicles : de en
  • FR858251A - Process for dyeing leather : en fr
  • DE698817C - Vacuum cleaner with mechanical knocking device for the filter : de en
  • FR858346A - Flame Retardants for Firearms Improvements : en fr
  • FR858391A - purification and improvement of hydrocarbon yield : en fr
  • CA392624A - Pulpstone : en fr
  • DE698857C - Process for the production of solid, meltable briquettes from iron and steel chips : de en
  • DE699002C - Process for stabilizing pentaerythritol tetranitrate : de en
  • DE699029C - Process for the development of colorings and prints with Kuepen dyes, excluding indigo, on fiber materials : de en
  • DE699168C - Automatic adjustment device for the baffle plate at the discharge end of inclination-changeable belt conveyors : de en
  • US2222354A - Vulcanization of rubber : en
  • US2221845A - Feeding or conveying biscuits or other articles : en
  • US2222302A - Synthesis of adipic acid dinitrile : en
  • GB529366A - Method of producing moistened hot air for bagnio baths : en
  • DE698954C - Molded body pressed from a mass that releases oxygen through thermal decomposition, especially for breathing apparatus : de en
  • FR858215A - Multiplex signaling system : en fr
  • GB529533A - Improvements in or relating to sole laying or levelling machines : en
  • US2222358A - Handle structure : en
  • US2221860A - Shoe part and method of making the same : en
  • US2221944A - Transparent electrostatic shield : en
  • US2222576A - Panel wall construction : en
  • US2222418A - Intermittent movement for motion picture apparatus : en
  • CA392553A - Heating radiator section : en fr
  • US2221948A - Ingot positioning mold : en
  • US2222186A - Decorative cornice : en
  • US2222272A - Calculator : en
  • GB529281A - Improvements in portable powder-distributors : en
  • GB529494A - Improvements relating to wood and like sawing machines : en
  • FR858283A - Improvements in the manufacture of mirrors : en fr
  • IE16082L - Luminescent materials : en
  • USD123593S - Design for an automobile thermometer : en
  • FR858342A - Equipment system for electric motors more especially applicable to road and rail vehicles : en fr
  • DE698903C - Process to avoid high heat generation from concrete in the building : de en
  • GB529245A - Improvements in or relating to hangers : en
  • GB529475A - Improvements in or relating to door-operated electric switches : en
  • GB529469A - Improvements in or relating to windscreen wipers for rail or road vehicles : en
  • DE698960C - Luggage rack for motor vehicles : de en
  • US2221949A - Handling hot aqueous solutions of phosphoric acid : en
  • US2222265A - Wheel suspension : en
  • US2222469A - Apparatus for making paper : en
  • USD123645S - Design foe, a handle for a knife, kitchen utensil, or. similar : en
  • DE699107C - incels of adjustment propellers : de en
  • US2222127A - Intersection marker : en
  • US2222218A - Synchronous selector apparatus : en
  • FR858255A - Motor driven chain saw : en fr
  • USD123617S - Design for an ironing machine : en
  • DE698901C - Centrifugal pump : de en
  • DE699040C - Process for the preparation of monoazo dyes : de en
  • DE699164C - Spun concrete body as a shelter : de en
  • GB529558A - Improvements in and relating to electrical ignition apparatus : en
  • US2221941A - Hydrohalogenation of vinylacetylene : en
  • US2222181A - Electron-optical device : en
  • US2222229A - Curtain-supporting and operating mechanism : en
  • FR858176A - Solid dyes on cellulose fibers : en fr
  • FR858305A - New multi-layered material, especially for construction : en fr
  • FR858162A - Thermionic and analog amplifiers : en fr
  • GB529251A - Suction box for fourdrinier or like paper or board-making machines : en
  • US2221840A - Attachment for bird cages : en
  • US2222568A - Starting and ignition system : en
  • GB529315A - Spring arrangements for the wheels of side cars : en
  • DE698921C - Rheostat or potentiometer : de en
  • US2221788A - Cutting method and apparatus : en
  • US2222043A - Selective wave transmission : en
  • US2222316A - Case conveyer : en
  • US2222426A - Cathode ray tube television and like apparatus : en
  • US2222208A - Nitrogenous condensation product and a process of producing same : en
  • US2222027A - Lock : en
  • US2222084A - Telescopic amusement device : en
  • GB529244A - Insecticidal compositions : en
  • FR858234A - Seed drill : en fr
  • GB529485A - Apparatus for the electrical precipitation of suspended particles from gaseous fluids : en
  • GB529297A - Improvements in or relating to focal plane photographic shutters : en
  • GB529496A - Shielded anode electron multiplier : en
  • FR858399A - Tank for laying networks of barbed wire : en fr
  • FR858282A - Improvements to ignition systems for internal combustion engines : en fr
  • US2221800A - Clutch plate : en
  • US2221934A - Pipe connection : en
  • US2222120A - Coat shoulder form and method of attaching shoulder portions of linings to a coat : en
  • US2222333A - Rubber bed and type holder therefor : en
  • CA392555A - Measuring cup : en fr
  • DE698862C - Installation self-switch with toggle handle : de en
  • GB529534A - Improvements relating to telephone systems : en
  • GB529372A - Improvements in and relating to the draining of sand and like powdered materials : en
  • DE699049C - Process for recovering vanadium-containing slag : de en
  • GB529540A - Improvements in high pressure vessels : en
  • DE699063C - Device for closing the exhalation valve of protective gas masks : de en
  • DE1494071U - : de en
  • DK58161C - Process for the Preparation of Phosphoric Acid Dichlorides of 4-Aminobenzol Sulfonamides. : da en
  • AU111925B2 - Improvements in and relating to draught mechanism for ploughs cultivators and like implements : en
  • US2222083A - Means for hauling bulk cement : en
  • US2222188A - Manufacture of refractory articles : en
  • US2221819A - Hydrocarbon substituted phenothioxine compounds : en
  • GB529400A - Manufacture of new anilides : en
  • GB529522A - Improvements in or relating to radio antennae : en
  • GB529437A - Improvements in or relating to gear and like testing apparatus : en
  • DE698836C - Safety braking device for towed vehicles : de en
  • DE699100C - Hammer mill : de en
  • US2221910A - Covering clearer roll : en
  • AU111911B2 - Improvement in photographic emulsion : en
  • AU192640A - Improvements relating to magnetic electric relays : en
  • CA392573A - Single phase motor control : en fr
  • AU418839A - Improvements in or relating to band spread tuning systems for multiple wave band radio and like receivers : en
  • US2221869A - Device for producing staple fiber yarns from continuous filaments : en
  • DE699070C - Method for camouflaging aircraft components : de en
  • US2222238A - Air conditioning system : en
  • US2222479A - Draft gear : en
  • US2221769A - Tractor attachment : en
  • US2221846A - Solvent refining of motor fuels : en
  • US2222251A - Method of making porous metal structures and bearings : en
  • CA392567A - Beaded welting : en fr
  • US2221784A - Method and agent for treating molten iron and steel : en
  • CA392626A - Grinding wheel : en fr
  • AU111917B2 - Improved metal netting particularly applicable to fencing and reinforcing structures : en
  • DE698748C - Mouthpiece of a vacuum cleaner provided with a power-driven brush or tapping roller : de en
  • GB529567A - Improvements in honing machines : en
  • DE699114C - Electrode arrangement for (medical) treatment in the field of short-wave or ultra-short-wave electrical oscillations : de en
  • DE699053C - Barometric measuring device, especially for height measurement : de en
  • DE699147C - Drive with fine adjustment, especially for hoists : de en
  • DK58170C - Extension device for radio receivers for connecting these to a radio wire network. : da en
  • US2222141A - Valve mechanism : en
  • US2222337A - Rail wheel construction : en
  • USD123629S - Design for a dress : en
  • GB529493A - Improvements relating to machines for machining plating : en
  • AU462239A - An improved scoop or dredge : en
  • US2222293A - Window or door fastener : en
  • DE699117C - Process for finishing small roll stores : de en
  • US2221801A - Holder for brooms and the like : en
  • DE699055C - Anatomical teaching model : de en
  • CA392684A - Imidazoline manufacture : en fr
  • FR858155A - Glass manufacturing process, particularly amber in color : en fr
  • AU111900B2 - Improved method and apparatus for stretching cord : en
  • US2221804A - Catalytic hydrogenation of aromatic compounds containing an oxygen-sulphur group : en
  • US2222515A - Gearing : en
  • DE698886C - Interference light relay for light communication devices : de en
  • FR858320A - Method of manufacturing electrode systems with asymmetric conductivity and comprising a selenium electrode : en fr
  • US2221810A - Ice tray : en
  • US2222158A - Telephone table : en
  • US2221844A - Dinette extension table : en
  • US2222344A - Process for preparing beta-indolyl acetic acids : en
  • GB529450A - Improvements in or relating to air-intake means for internal-combustion engines of aircraft : en
  • US2222260A - Means for starting free piston engines : en
  • US2221749A - Sanitary dispenser : en
  • US2222444A - Airplane propeller : en
  • DE698983C - Closed sound film device : de en
  • DE699037C - Carbon brush for an electromagnetic clutch assembly : de en
  • FR858160A - Repeaters without equilibrium balance for circuits such as telephone circuits : en fr
  • GB529276A - Bottling valve : en
  • GB529441A - Improvements in or relating to thermionic amplifiers : en
  • GB529344A - Improvements in or relating to sheet conveyor mechanism : en
  • US2222451A - Method for compensating the fluctuation in ray doses : en
  • US2221995A - Gas burner for industrial use : en
  • US2222004A - Electric furnace roof construction : en
  • US2222045A - Car construction : en
  • USD123624S - Design for a cigarette holder : en
  • US2222030A - Apparatus for the separation of materials : en
  • US2222429A - Photoelectric system for sorting machines : en
  • DE698944C - Internal combustion engine for operation with light fuel and heavy fuel as well as with heavy fuel and mixture preheating : de en
  • USD123602S - Design for a shoe sole : en
  • US2222317A - Hair cutting instrument : en
  • US2221972A - Inhalant device : en
  • US2222096A - Hook holding hatband : en
  • CA392586A - Brake device : en fr
  • US2221843A - Motor jack : en
  • DE698973C - Evaporator for refrigeration machines : de en
  • US2222232A - Trousers hanger : en
  • GB529536A - Improvements in water-cooled high-pressure metal-vapour electric discharge devices : en
  • DE699078C - Insert barrel for shotguns : de en
  • DE698895C - Process for the extraction of lead, zinc, cadmium and other volatile metals from ores, especially iron ores, by volatilization during blow sintering : de en
  • DE699082C - especially for drying wood and cellulose in an electrical high frequency field : de en
  • FR858150A - Raised hotplate fuel stove and its application to electric combi stoves : en fr
  • GB529331A - Installation for the transverse reinforcement of pipes and other pieces : en
  • US2222563A - Machine tool : en
  • DE698938C - Device for checking and centering cylinder lenses : de en
  • DE699019C - Process for applying metallic, in particular solderable, layers to glass bodies, quartz glass bodies or ceramic bodies : de en
  • DE698894C - Circuit arrangement for a semi-automatic private branch exchange : de en
  • GB529337A - Improvements in or relating to brass wind instruments : en
  • GB529414A - Improvements in the furnace walls of water tube boilers : en
  • US2222106A - Hair clipper : en
  • US2221970A - Sound recorder : en
  • US2222328A - Cutting tool or knife : en
  • US2222018A - Releasable coupling : en
  • US2222427A - Protective device : en
  • GB529328A - An improved pile driving hammer : en
  • GB529565A - Improvements in or relating to washing machines : en
  • GB529557A - Improvements relating to gasholders : en
  • GB529252A - Improvements relating to liquid measuring and dispensing apparatus : en
  • US2222428A - Hinge : en
  • US2222449A - Fastening device : en
  • US2222129A - Battery cable connector : en
  • DE698890C - Safety device on gasoline storage containers : de en
  • DE698873C - Pliers-like device for enlarging holes and for processing the side edges of wall and floor tiles made of clay, earthenware and the like. like : de en
  • GB529334A - Improvements in and relating to sewing machines : en
  • US2221851A - teamer : en
  • US2222123A - Filtering device for sterilized liquids : en
  • GB529552A - Improvements in or relating to starting apparatus for internal combustion engines : en
  • CA392540A - Door catch : en fr
  • DE698932C - Work chair : de en
  • FR858257A - Improvements made to the means for assembling by riveting elements, in particular aircraft construction elements : en fr
  • FR858127A - Process for the hydration of acetylenic derivatives of the cyclopentanopolyhydrophenanthrene series : en fr
  • US2222195A - Foil filming machine : en
  • USD123583S - Design for a stirring apparatus : en
  • FR858154A - Elastic coupling member between disk and steam turbine shaft : en fr
  • US2221850A - Coin control mechanism for electric circuits : en
  • US2221936A - Perimeter : en
  • US2222034A - Machine for sharpening files : en
  • US2222189A - Winding apparatus : en
  • US2222452A - Apparatus for measuring shortwave rays : en
  • US2222210A - Refrigeration controller : en
  • US2221962A - Exercising machine : en
  • GB529451A - Method and means for cutting off tube ends : en
  • US2221823A - Clutch plate : en
  • US2222298A - Adjustable diaphragm : en
  • FR858139A - Glare-free light column for signage and decoration : en fr
  • FR858143A - Process for the production of black pigments based on iron oxide : en fr
  • FR858175A - Cover device to protect motor vehicles in general when they are at rest : en fr
  • FR858182A - Systems reducing contact resistance between rails and railway vehicles and the like : en fr
  • GB529357A - Improvements in stop-motion or signalling devices, operative on fracture of filament, for warp beaming and other apparatus in which sized or wet-dressed filaments are fed over rollers : en
  • GB529481A - Process for hydrating lime : en
  • GB529517A - Improvements in or relating to synchronizing change-speed gearings : en
  • US2221838A - Nonskid device for automobiles : en
  • US2222036A - Tire groover : en
  • US2222257A - Photography : en
  • US2221915A - Process for the manufacture of aminoaryl sulphones : en
  • USD123641S - Design for a toy dog : en
  • US2222474A - Nickel base alloy : en
  • DE698950C - rtons for instruments with mechanical-electrical tone generation : de en
  • DE698943C - Transplanting device for large plants : de en
  • FR858281A - Improvements to reaction circuits : en fr
  • DE698942C - Small hand-held motorized tiller for tillage : de en
  • DE698959C - Switch for direction indicators, especially for motor vehicles : de en
  • FR858102A - Elastic connecting device : en fr
  • DK58167C - Telephone system with Dispatch Space for Call Listing. : da en
  • DE699004C - despindle, especially for ship lifts : de en
  • FR858204A - Receiving apparatus of t. s. f. : en fr
  • US2221847A - Ice making machine : en
  • US2221901A - Transmission synchronizer : en
  • US2222115A - Lifting mechanism for tractors : en
  • US2222326A - Automatic brake : en
  • GB529325A - New or improved means for suppressing or eliminating atmospheric or static interference in signalling or communicating apparatus : en
  • DE699169C - Circular path in which the conveyor wagons are kept in standby position in front of the operating points : de en
  • FR858375A - Device for the purification of gas in an apparatus subjected to shaking or shaking : en fr
  • GB529541A - Improvements in and relating to kinematographic projectors : en
  • DE699146C - Holder for attaching the slats of a seat, backrest : de en
  • US2222066A - Deck hoisting gear : en
  • US2222447A - Die for collar pressing machines : en
  • GB529323A - Improvements in methods and mechanism for winding artificial silk : en
  • US2221811A - Method of and apparatus for cleaning and pickling metal : en
  • US2221968A - Rust remover : en
  • US2222268A - Quenched spark gap : en
  • US2221946A - Radio goniometer : en
  • US2221963A - Voice controlled toy train system : en
  • US2221919A - Bridge construction : en
  • US2222500A - Cigarette ash holder : en
  • US2222538A - Lens drilling machine : en
  • FR858374A - Improvements to boxes that can be used in particular as a support or case for the presentation of watches, jewelry or other : en fr
  • USD123637S - Design for a combined perfume con- tainer and stand therefor : en
  • US2222512A - Attachment for pie plates or pans : en
  • FR858146A - Internal part extractor for torches and similar devices : en fr
  • DE698941C - Pedigree for genealogical research : de en
  • FR858156A - Tobacco treatment process : en fr
  • GB529261A - Improvements in or relating to machine guns : en
  • US2222348A - Apparatus for desuperheating vapor : en
  • US2222422A - Vibrator : en
  • US2222581A - Textile printing paste : en
  • FR858170A - Device for triggering overtaking signals on motor vehicles : en fr
  • GB529305A - Improvements in spring frames for motor-cycles and like vehicles : en
  • FR858331A - Control device for the reel carriage of spinning preparation machines of all kinds : en fr
  • US2221775A - Combination swab and washing tool : en
  • GB529524A - Improvements in or relating to curtain fittings for windows : en
  • DE698874C - Te accessible sheet metal skin parts from wet gas containers during operation : de en
  • FR858144A - Process for producing addition compounds, especially compounds containing ether groups : en fr
  • FR858195A - Process for the separation of nitrogenous acid from nitrogenous organic bodies : en fr
  • FR858196A - Mixture composed of several metals and other materials melted together applicable to automatic electrical machines and other magnetic devices, magnetos, candles, t. s. f., accumulators, etc. : en fr
  • FR858382A - Direction change indicator for vehicles : en fr
  • GB529468A - Improvements relating to apparatus for roasting grain : en
  • FR858316A - Spectacle frame and method of making it : en fr
  • FR858218A - Surface hardening device by inductive heating followed by sudden cooling : en fr
  • DE698840C - Grinding or milling machine, in particular for processing flat guide tracks on machine tools : de en
  • DE698800C - Manufacture of malleable cast iron objects and workpieces with high wear resistance, high fit : de en
  • DE698988C - Electromagnetically controlled multi-plate friction clutch : de en
  • GB529353A - Improvements in or relating to endless track vehicles : en
  • FR858209A - Improvements to the blanket tensioning mechanism around the printing cylinders of printing machines : en fr
  • GB529262A - Improvements in and relating to the production of levulinic acid : en
  • FR858129A - Improvements to electronic switches : en fr
  • FR858363A - Joint device in concrete pavements : en fr
  • DE699108C - Protection device on shooting ranges against missile bullets : de en
  • GB529235A - Improvements relating to liquid measuring and dispensing apparatus : en
  • AU41440A - Improvement in photographic emulsion : en
  • FR858352A - DC amplifier device making it possible to obtain a totalization of physical quantities of the same nature : en fr
  • CA392695A - Nitrogenous condensation product : en fr
  • US2222131A - Automatic switching system : en
  • DE698793C - Process for the production of ª ‰, ª ‰ -Dinaphthyl from naphthalene : de en
  • DE698972C - Shut-off valve for engines : de en
  • DE699175C - ge circulating sulphurous acid : de en
  • USD123644S - Design for a textile fabric : en
  • FR858328A - Receiving apparatus of t. s. f. : en fr
  • GB529463A - Improvements in or relating to alloys : en
  • GB529566A - Improvements in and relating to mechanism for forwarding and transferring tobacco leaves : en
  • DE699089C - Receiver or amplifier with a volume control and means to save electricity : de en
  • GB529408A - Improvements relating to automatic gas control valves : en
  • GB529410A - Improvements in or relating to television transmitting cathode ray tubes : en
  • DE1493926U - : de en
  • DE698871C - Roller shutters made of profiled sheets : de en
  • FR858385A - Rotary motion transformer in rectilinear motion applicable to remote control devices, used on automobiles or airplanes : en fr
  • USD123587S - Rack for supporting an interchangeable radio transmitter unit : en
  • FR858112A - Gasifier for fueling combustion engines and other applications : en fr
  • GB529478A - Improvements in and relating to combined electric fuses and remotely-controlled cut-outs : en
  • DE699096C - Electric discharge lamp or fluorescent tube filled with noble gases and mercury and a luminophore layer excited by the mercury radiation : de en
  • DE698833C - Protective bushing for rotating shafts : de en
  • DE698884C - Device for preventing rainwater from penetrating into closed-top car bodies of motor vehicles : de en
  • FR858132A - Device for printing and humidifying or applying glue : en fr
  • FR858276A - Boring device : en fr
  • GB529239A - Improvements in safety devices for wringers : en
  • GB529339A - Air regulator for boilers or other furnaces : en
  • GB529537A - Improvements in or relating to control structures for aircraft : en
  • US2222167A - Shield for diagnostic reflectors : en
  • GB529352A - Arrangements employing electromechanical vibrating devices : en
  • GB529554A - Improvements relating to the crosshead gear of internal combustion engines : en
  • US2221922A - Tape-controlling arrangement : en
  • US2222088A - Tampon applicator : en
  • US2222494A - Slotted spider member : en
  • US2222064A - Punch operating mechanism : en
  • US2222421A - Heel breasting machine : en
  • US2222089A - Roasting rack : en
  • US2222202A - Heater : en
  • US2222406A - Electrical apparatus : en
  • US2222095A - Shear machine : en
  • US2222003A - Means for producing articles of fibrous composition : en
  • US2221794A - Forming ceramic ware : en
  • US2221998A - Plate cooling method and apparatus : en
  • US2222410A - Necklace clasp : en
  • USD123631S - De sign for a bottle : en
  • DE698868C - Process for the extraction of useful materials from wood : de en
  • FR858388A - Adjustable wire rope tie : en fr
  • DE699151C - Device for cushioning vibrating machine parts : de en
  • US2222040A - Lock : en
  • US2222056A - Piezoelectric device : en
  • US2222424A - Noise reduction system : en
  • CA392565A - Automotive mechanism : en fr
  • DE699079C - Device for applying the thread to the driver of spindleless winding machines : de en
  • FR858292A - Installation for supplying at least one heavy oil burner : en fr
  • US2221904A - Metal punch : en
  • US2222542A - Oil supply indicating mechanism for internal combustion engines : en
  • USD123613S - Design tor a lace or similar article : en
  • US2222291A - Electric circuit breaker : en
  • US2222423A - Neutralized amplifier circuit : en
  • US2222548A - Refrigeration : en
  • FR858306A - Improvements to shoes with ventilated sole : en fr
  • GB529405A - Improvements in fur-dyeing : en
  • CA392673A - Nitrile production : en fr
  • US2221954A - Lighting fixture : en
  • US2222055A - Production of motor fuels : en
  • AU159640A - A combined union and multi-way cock more particularly for connection to bib-cocks : en
  • CA392618A - Weighing scale dump : en fr
  • CA392642A - Motor fuel : en fr
  • AU497339A - Improvements in or relating to telephone systems : en
  • DE699143C - Control for spot welding machines : de en
  • GB529394A - Improvements in air-depolarised primary cells : en
  • GB529298A - Improvements in or relating to photographic shutters : en
  • GB529393A - Improvements in mechanically operated date indicators : en
  • GB529396A - Improvements in high speed switches for alternating current circuits : en
  • US2222457A - Valve guide arrangement : en
  • US2222013A - Electrotype printing plate and method of producing the same : en
  • FR858171A - Method and devices for exact phase tuning of oscillating electric circuits : en fr
  • CA392646A - Polyvalent metal soap : en fr
  • AU111897B2 - Improved tipping means for motor vehicle truck bodies orthe like : en
  • US2221766A - Kitchen unit demonstration set : en
  • US2222313A - Offsetting arrangement for boring tools and the like : en
  • US2222343A - Composite sheathing and insulating material : en
  • FR858219A - Pressure equalization discs, especially for steam turbines : en fr
  • GB529351A - Improvements relating to means for controlling winding and reeling apparatus for wire and the like : en
  • FR858158A - Method and apparatus for distilling fuels : en fr
  • US2221876A - Apparatus for cleaning vehicles : en
  • US2222380A - Combination feed grinder and mixer : en
  • CA392531A - Radio shielded spark plug : en fr
  • DE698999C - Head cushion for the attachment of the forehead with sighting devices in all-terrain vehicles : de en
  • GB529423A - Improvements in girdles for pneumatic tyres of road vehicle wheels : en
  • CA392687A - Quaternary ammonium compound : en fr
  • AU111922B2 - Dispenser for dental stopping : en
  • DE699149C - Display device for timer : de en
  • US2222504A - Registering device for labeling machines : en
  • DE698812C - Device for braking three-phase motors : de en
  • DE698975C - nes for the cyclic control of several discharge paths serving control voltage system : de en
  • AU111872B2 - Railway vehicle bogie : en
  • GB529497A - Improvements in and relating to the treatment of dross in flotation plants : en
  • US2222327A - Electric smoothing iron device : en
  • GB529439A - Method of, and means for administering purified air as an antidote to poison gas or for administering poison gas : en
  • GR9341B - SINTERGERAT ROTARY REFRIGERATION MACHINE. : el en
  • FR858287A - Tetraphosphoric acid hexaesters and their production process : en fr
  • FR858348A - Improvements to fire extinguishing systems : en fr
  • GB529341A - Braun tube : en
  • DE699105C - Gripper for kinematics : de en
  • US2222385A - Manufacture of calcium sulphate : en
  • DE698839C - Shut-off device : de en
  • DE699065C - Cover for aircraft rooms : de en
  • USD123611S - Design for a dress : en
  • DE698917C - Device for preventing the wheels of rail vehicles from locking : de en
  • GB529421A - Improvements in coin-freed vending machines : en
  • DE698834C - Multi-speed gear change transmission for motor vehicles with three parallel shafts : de en
  • DE698985C - n Playback of several phonograms in succession : de en
  • US2222565A - Contact device : en
  • GB529385A - Improvements in or relating to carrying cases for typewriters and the like : en
  • GB529470A - Improvements in frame aerials for radio-communication apparatus : en
  • GB529232A - Improvements relating to the calcination of lime slurry : en
  • GB529406A - Improved tool for the bending, the curving or the cambering of the edges of sheet-metal and other metal pieces : en
  • FR858214A - Exhaust gas utilization device : en fr
  • GB529428A - Method of and machine for making flytraps : en
  • GB529272A - Improvements relating to the control of the mixing or blending of wheat or other grain : en
  • FR858325A - Improvements to electrical switches : en fr
  • DE698852C - Production of concentrated nitrogen oxides : de en
  • GB529453A - Improvements in and relating to gas-blast circuit breakers : en
  • GB529500A - Improvements in lubricating systems of internal combustion engines : en
  • US2222143A - Back grey for textile printing : en
  • US2222277A - Fishing tackle : en
  • US2222502A - Draft control : en
  • DE699129C - Process for the production of water-soluble substances with a tanning effect : de en
  • US2222239A - Air conditioning system : en
  • US2222136A - Electrical prospecting method and apparatus : en
  • US2222224A - Circulation of liquid in chemical baths : en
  • US2222336A - Insulating handle for micrometers, caliper gauges, and similar measuring tools : en
  • US2221822A - Hair drier : en
  • DE698807C - Electrical high voltage switch with free air separation distance : de en
  • DK58162C - Procedure and Apparatus for Stapling and Folding Continuous Paper Paths. : da en
  • US2222578A - Rocking chair : en
  • US2222134A - Internal combustion engine : en
  • GB529409A - Improvements in honing and lapping machines : en
  • US2222461A - Hosiery form : en
  • USD123616S - Design for an automobile : en
  • DE698791C - Process for the production of drawing pins, pins, badges or the like. : de en
  • DE699041C - Process for the production of high quality drying agents : de en
  • DE699093C - Process for generating an output voltage of converter arrangements that is approximately constant over all load ranges or that can be regulated within certain limits : de en
  • US2222303A - Combination flashlight oil gauge rod wiper : en
  • FR858290A - Maximum and current or voltage failure relays : en fr
  • DE699101C - Centrifugal colloid mill : de en
  • GB529319A - Television automatic amplification control system : en
  • GB529377A - Improvements in optical projection apparatus : en
  • FR858368A - Contacts for voltage regulator or other device using vibrating contacts : en fr
  • GB529452A - Improvements in universal joints : en
  • FR858197A - Automatic brush-washer for barrels : en fr
  • US2221764A - Road roller : en
  • US2221795A - Static reduction by signal controlled potentials : en
  • USD123592S - Design for a shoe or similar article : en
  • FR858390A - Mechanical game with automatic payout similar to the so-called <<bull>> game : en fr
  • US2222395A - Tubular phototube : en
  • GB529241A - Improvements in or relating to stains : en
  • DE698907C - : de en
  • GB529269A - Float for aircraft : en
  • FR858395A - : fr
  • FR858288A - Carburetor corrector : en fr
  • GB529274A - A process for preparing derivatives of sulphanilic acid amide : en
  • GB529511A - Improvements in or relating to burglar and like alarms : en
  • DE698910C - gmasterin : de en
  • DE699141C - Electric spot welding machine : de en
  • DE699177C - Strain gauge for small measuring lengths : de en
  • FR858136A - Fondants : en fr
  • FR858315A - Running wheel intended in particular for cranes, transporter bridges, dredges, turntables and the like : en fr
  • US2222035A - Production of alloys : en
  • US2222174A - Ornamented bottle : en
  • US2221976A - Control mechanism : en
  • US2222250A - Fuel briquette : en
  • US2222471A - Nickel base alloy : en
  • US2222213A - Container : en
  • US2222022A - Apparatus for identifying x-ray films : en
  • US2222146A - Vibration apparatus : en
  • DE699033C - Process for the preparation of putrescine : de en
  • FR858356A - Control mechanism in particular for braking devices : en fr
  • DE698919C - eder frequency transmission systems : de en
  • DE698963C - Device for regulating the flow of containers for liquid fuels and other liquids : de en
  • US2222223A - Musical instrument : en
  • DE699051C - Device for switching the drive motor on and off of electrically operated record players : de en
  • GB529237A - Improvements in or relating to the manufacture of condensation products capable of hardening : en
  • DE698965C - Sleeping bag : de en
  • US2222074A - Flock cutter : en
  • USD123632S - Textile fabric or similar article : en
  • USD123638S - Design for a helmet : en
  • GB529398A - Improvements in or relating to the electro-deposition of manganese : en
  • GB529519A - Improvements in or relating to striking and chiming clock mechanisms : en
  • FR858337A - Improvements in filter media support discs for liquid filters : en fr
  • DE698797C - Locomotive with a precipitation device in front of the boiler : de en
  • DE698970C - Process for the production of carboxylic acids by catalytic oxidation of ketones : de en
  • GB529243A - Improvements in or relating to assisted take-off of landplanes : en
  • US2222414A - Projection system : en
  • US2222419A - Solenoid : en
  • US2221772A - Insecticidal and fungicidal oil : en
  • DE698850C - Coke oven battery : de en
  • US2222028A - Process of making artificial bodies from urea and formic aldehyde : en
  • US2222465A - Spray head : en
  • CA392572A - Electric lamp : en fr
  • AU198740A - Dispenser for dental stopping : en
  • US2221815A - Boiler water conditioning : en
  • US2222048A - Apparatus for the production of electric oscillations : en
  • US2222052A - Couch construction : en
  • US2222149A - Method and apparatus for logging wells : en
  • DK58174C - Method and Plant for Increasing the Effective Surface of Aluminum Electrodes for Electrolytic Capacitors. : da en
  • FR858300A - Process for the preparation of coated paper : en fr
  • FR858381A - Improvements to automatic fire alarms or similar devices : en fr
  • GB529432A - A process for the purification of organic compounds : en
  • US2222562A - Finishing coated metal surfaces : en
  • DE698825C - Release device for lever locks : de en
  • DE698991C - Friction disc grinding machine : de en
  • FR858222A - Device for projecting films of different width and pitch in a cinematographic device : en fr
  • FR858261A - Improvements to processes for applying surface layers to ferrous base metals and to welding rods usable for this purpose : en fr
  • GB529555A - Improved ready reckoner device : en
  • US2222140A - Weighing apparatus : en
  • US2222511A - Cream separating milk bottle : en
  • US2222557A - Variable speed transmission : en
  • US2222362A - Rail end hardening hood : en
  • DE699113C - with low temperature coefficient : de en
  • GB529492A - Improvements in devices for feeding the paper in shorthand typewriters : en
  • US2222453A - Easel support : en
  • US2222572A - Wallboard construction : en
  • DE698865C - Method of manufacturing an electrical capacitor : de en
  • DE699047C - Windows, especially for cellars, stalls, laundry rooms, pantries and the like. like : de en
  • FR858285A - Fastening or locking devices or parts particularly suitable for nails, studs, buttons and rods of various shapes : en fr
  • US2222359A - Parking device for automobiles : en
  • USD123564S - Design for a pastry cutter : en
  • GB529361A - Improvements in machines for crushing or pulverising stone and other materials : en
  • DE699086C - Method for attaching bags, saddles and : de en
  • GB529348A - Improvements relating to centrifugal separating machines : en
  • US2221805A - Photographic emulsion : en
  • US2222271A - Collating machine : en
  • US2222439A - Condenser : en
  • US2221827A - Machine for relieving cutters : en
  • US2222401A - Ice tray : en
  • AU176640A - Formed multi-tubular metal plates for use inthe construction of furnaces : en
  • CA392662A - Organic compound manufacture : en fr
  • CA392546A - Automobile map device : en fr
  • AU13240A - Improved differential driving mechanism : en
  • CA392691A - Engine fuel injector : en fr
  • US2221863A - Electric timing device : en
  • US2222221A - Method and apparatus for testing steel strip thickness : en
  • US2222230A - Feather washing machine : en
  • US2222294A - Internal combustion engine : en
  • US2222353A - Loom picker : en
  • US2222583A - Distillation process : en
  • AU189740A - Cathode ray tube vessel : en
  • US2222225A - Method of and compositions for influencing the growth of plants : en
  • US2221926A - Selective character bearing device : en
  • DE699125C - Device for the automatic regulation of the Konon ammonia by contact cooling by means of a steam boiler arranged close to the contact : de en
  • CA392547A - Tire jack or dolly : en fr
  • CA392636A - Hair dressing tool : en fr
  • CA392621A - Decorated moulded article : en fr
  • US2221880A - Coating with thermoplastics : en
  • GB529571A - Improvements in honing or lapping machines : en
  • DE698824C - : de en
  • FR858327A - Steam locomotive with semi-automatic loading : en fr
  • US2221909A - Packer drill : en
  • US2222373A - Calculating machine : en
  • FR858153A - Coupling device, in particular for periodic coupling : en fr
  • US2222322A - Siren : en
  • US2222533A - Furnace : en
  • US2222582A - Method of decorating textile fabrics : en
  • USD123589S - Design foe a battery cable terminal : en
  • USD123607S - Design for a photographic repro- duction unit : en
  • US2221852A - Fishing reel : en
  • US2222132A - Telephone system : en
  • CA392653A - Cable supporting device : en fr
  • FR858272A - A new light modulator oscillograph applicable to photoelectric sound recording : en fr
  • GB529260A - Apparatus for combating pests such as wireworms : en
  • GB529462A - Improvements in or relating to manifold carbon or like copy devices : en
  • AU111885B2 - Improvement in pedal controlled closure appliances for garbage receptacles : en
  • DE699179C - Method and device for drying milk products : de en
  • FR858359A - Improvements to track laying processes using elements mounted using gantry cranes on a lateral auxiliary track : en fr
  • DE698843C - Pole body for ignition pills, electric igniter : de en
  • US2221779A - Acid-resistant resin product : en
  • USD123604S - Design for a laboratory stand : en
  • CA392535A - Vacuum breaking valve : en fr
  • CA392570A - Variable speed transmission and brake mechanism : en fr
  • AU111898B2 - Improvements in packing means for use in connexion with axle-boxes bearing housing andthe like : en
  • US2221937A - Plate heat exchanger : en
  • DE698866C - Electric capacitor : de en
  • DE698930C - Rotary piston compressors, in particular rotary piston compressors : de en
  • CA392549A - Doctor mechanism for rolls and cylinders : en fr
  • FR858205A - Ventilated handle grip for tennis rackets : en fr
  • US2222180A - Finger exercising device : en
  • GB529544A - Improvements in and relating to the thermal obtention of metals from metal compounds : en
  • US2221848A - Garment hanger and shield : en
  • CA392577A - Variable alternating current producing apparatus : en fr
  • DE691972C - Steam washer : de en
  • DE698870C - Desludging device for acetylene generator : de en
  • US2221797A - Tubing catcher and anchor : en
  • US2222434A - Coin controlled lock mechanism : en
  • USD123620S - Design fob a shoe sole or similar article : en
  • GB529231A - Improvements in or relating to automatic steering devices for aircraft : en
  • FR858178A - Automatic firearms : en fr
  • US2222507A - Clutch driven plate : en
  • US2222135A - Butter mold : en
  • US2221908A - Highway striper : en
  • GB529291A - Oscillation generators : en
  • GB529247A - Improvements in or relating to stainless steel articles or objects and methods of treating or electroplating stainless steel surfaces : en
  • GB529503A - Improvements in or relating to rotary vacuum pumps : en
  • US2221874A - Colloidal metal producing machine : en
  • FR858213A - Process for producing superphosphate and at the same time enriching it with phosphoric acid : en fr
  • CA392592A - Refrigeration apparatus : en fr
  • US2221773A - Rectifier : en
  • US2221920A - Projector : en
  • US2222235A - Applicator : en
  • DE698996C - Bomb guiding device for launching devices on aircraft : de en
  • US2222019A - Conveyer of the endless belt type : en
  • DE699152C - Process for the preservation of green fodder : de en
  • DE699155C - Articulated connection device for glass panes made of organic glass made of acrylic acid ester, especially on aircraft : de en
  • US2222016A - Sewing machine : en
  • US2222567A - Drinking fountain head : en
  • US2222304A - Method and apparatus for catalytic reaction : en
  • US2222178A - Fabric with eyelets secured to the edge thereof : en
  • US2222222A - Foldable bed : en
  • US2222310A - Method and apparatus for sewage disposal and utilization : en
  • US2222366A - Closure device for mailing tubes : en
  • US2222162A - Strap tensioning tool : en
  • GB529233A - Improvements in apparatus for conversion of wave motion into electrical energy and the converse : en
  • GB529471A - A method and apparatus for testing the deflection of tyres for vehicles : en
  • DE699075C - Installation on vehicles that are used by other traffic trees : de en
  • GB529419A - Hair curling device : en
  • GB529509A - Improvements in or relating to machines for preparing boots or shoes for the application of outsoles : en
  • DE698788C - Scraper conveyor : de en
  • DE699074C - Device for increasing the braking force on vehicles, in particular on motor vehicles : de en
  • FR858252A - Colored soaps : en fr
  • US2222097A - Combined bumper and lamp guard : en
  • FR858135A - Method for measuring propulsive forces : en fr
  • DE699130C - Process for the production of soil improvers or additives for fertilizers from minerals containing silica : de en
  • GB529295A - Improvements in filter installation and filtering procedure : en
  • GB529413A - Improvements in or relating to the rivetting of thin plates : en
  • GB529499A - Improvements in or relating to clothes props : en
  • GB529546A - Improvements in or relating to carpet sweepers : en
  • DE698924C - Electromagnetically controllable cathode insert body for a metal vapor converter with a liquid cathode : de en
  • US2222571A - Christmas cord : en
  • DE698804C - Inlet regulator for circulating steam heaters of railway vehicles : de en
  • GB529373A - Improvements in and relating to hair combs, bangles, ear-rings and other articles for personal use or wear : en
  • DE698813C - Two-legged, adjustable single-phase transformer : de en
  • GB529259A - Improvements in the manufacture of seamless tubes on a pilger step rolling mill : en
  • GB529456A - Improvements in duplex vacuum-tube repeaters : en
  • US2222550A - Valve : en
  • GB529343A - Improvements in and relating to control arrangements for electric motors used to adjust regulators and the like : en
  • DE699066C - Process for reducing surface friction by blowing out air : de en
  • US2222160A - Internal fitting for jars, bottles, cans, boxes, showcases, and other hollow articles : en
  • US2222489A - Method for treatment of hydrocarbons : en
  • DE698953C - Cassette for cinema machines : de en
  • DE699067C - Overuse : de en
  • FR858237A - Process for manufacturing liquid hydrocarbons from gaseous and solid carbonaceous products : en fr
  • AU122698B2 - Improvements in or relating to electric air-break circuit-breakers : en
  • GB529345A - Improvements in or relating to telegraph transmitting mechanism : en
  • US2222486A - Composition for combating insect pests : en
  • AU8340A - Improvements in television signal-translating systems : en
  • DK58180C - Sludge centrifuge. : da en
  • FR858258A - Improvements to printing machines with selection of clichés : en fr
  • GB529404A - Improvements in surgical instruments for performing tracheotomic operations : en
  • US2222330A - Process of salt purification : en
  • CA392676A - Electron discharge device and circuit : en fr
  • GB529569A - Improvements in machines for dressing cylindrical surfaces by a honing or lapping operation : en
  • DE699121C - Rolling mill with a coupling arranged between the drive and the rolling stand : de en
  • AU111871B2 - Automatic hydraulic control valve mechanism : en
  • US2221887A - Mirror sign : en
  • US2222528A - Trim material cutter : en
  • GB529287A - Sterilizer : en
  • FR858266A - Device for the simultaneous melting of a large number of metal objects : en fr
  • DE698945C - Ball-and-socket connection of two shafts rotating at the same angular velocity by means of pivot pins that can be moved along the length of the shaft : de en
  • DE698947C - and glasses : de en
  • US2222128A - Preparation and separation of aromatic hydrocarbons : en
  • USD123598S - Design foe a goblet or similar, article : en
  • USD123639S - Design fok a receptacle for ciga- rettes, cosmetics, and other arti- cles : en
  • DE698849C - s foot part of socks : de en
  • USD123612S - Design for a dress : en
  • AU111902B2 - Improvements in television and like signal receiving apparatus for separating a relatively wide band of frequencies form a narrower band of frequencies : en
  • CA392677A - Halogenated naphthindenone : en fr
  • US2222112A - Utensil for baking buns or the like : en
  • USD123640S - Gasoline service station building : en
  • DE698832C - Roll film spring camera : de en
  • US2222215A - Solvent extraction of oxygenated products : en
  • US2221802A - Process of milling wheat : en
  • US2222398A - Acid cadmium electroplating bath : en
  • US2222435A - Airplane supporting plane : en
  • US2221900A - Synchronizing transmission : en
  • DE699091C - Establishment of coin telephones for the charge control of connections of different value levels : de en
  • US2222416A - Display rack and support : en
  • CA392534A - Door jamb : en fr
  • US2221854A - Predetermined bend line : en
  • USD123649S - Design for a tombstone : en
  • US2222117A - Cover fastener : en
  • USD123591S - Design for a shoe or similar article : en
  • CA392543A - Miniature safety razor : en fr
  • AU111903B2 - Cathode ray tube vessel : en
  • CA392644A - Boiler injector : en fr
  • US2221939A - Radio signaling system : en
  • USRE21625E - Treatment of hydrocarbons : en
  • CA392622A - Coin selector : en fr
  • US2222510A - Art of coating luminescent tubes : en
  • US2221806A - Dehydrating press and method of dehydrating : en
  • US2222460A - Lock nut : en
  • US2221959A - Spring latch : en
  • US2222078A - Stand for hanging canvas : en
  • US2222183A - Combustion gas turbine : en
  • FR858246A - Combination plates obtained by bonding : en fr
  • US2221924A - Device for indicating the resultant : en
  • US2222436A - Combination cooking and heating unit : en
  • GB529442A - Improvements in or relating to pressure reducing valves : en
  • CA392609A - Extruding die : en fr
  • US2221841A - Apparatus for manufacturing shoes : en
  • US2222104A - Car load counter : en
  • US2222531A - Foiling device for wax dentures : en
  • FR858329A - Process for preparing alkyl sulfates : en fr
  • GB529310A - Manufacture of artificial fur-like material : en
  • GB529346A - Improvements in or relating to telegraph systems : en
  • GB529407A - Improvements relating to door and like fastenings : en
  • USD123614S - Design for a dress : en
  • DE699157C - Swiveling wing : de en
  • DK58178C - Photographically positive image-sound film copy and method of its production. : da en
  • DE698916C - Hot water heating for railway vehicles : de en
  • DE699090C - Coin-operated telephone with a device for grading charges in self-connecting telephone systems : de en
  • DE699111C - Device for evaporation and distillation : de en
  • DK58169C - Oscillation circuit for short electromagnetic waves. : da en
  • FR858165A - Device for shoes, preventing stockings from tearing : en fr
  • GB529384A - Improvements in stretcher carrying racks for use in vehicles : en
  • DE699022C - Development box for films : de en
  • FR858269A - Signage, tourist and identity plate for the use of cycles and mopeds : en fr
  • CA392604A - Multi-circuit timing switch : en fr
  • FR858200A - Toothpaste container combined with a toothbrush : en fr
  • FR858284A - Improvements made to t receptor devices. s. f. : en fr
  • DE698879C - Fuel feed pump : de en
  • DE698920C - : de en
  • US2222339A - Form tie : en
  • US2222539A - Method of and apparatus for making pile-surfaced sheets : en
  • DE699132C - Process for the significant reduction of burns : de en
  • DE698815C - Process for the production of durable, high-content solutions of the polyoxyalkylisoalloxazines : de en
  • FR858319A - New naphthalimides, vat dyes derived therefrom and processes for preparing these various products : en fr
  • US2222349A - Complete compact adjustable boiler superheater : en
  • US2222476A - Telephone dial illumination : en
  • US2222068A - Device for cleaning type matrices : en
  • DE698803C - Inlet regulator for circulating steam heaters of railway vehicles : de en
  • US2221889A - Mirror sign : en
  • US2222323A - Infant's shirt : en
  • DE698980C - Method of tanning : de en
  • GB529248A - Continuously-variable gear : en
  • FR858229A - Coffee grinder or the like : en fr
  • FR858142A - Process for the production of black pigments based on iron oxide : en fr
  • US2221914A - N-acylurethanes and their manufacture : en
  • DE699102C - Guide device for rubber rings to be taken in by means of a sewing machine : de en
  • GB529480A - Improvements in or relating to electron microscopes : en
  • CA392569A - Automotive vehicle gear shift : en fr
  • DE699109C - Ventilation for piston gas containers : de en
  • DE699165C - Interchangeable paint pots for paint boxes : de en
  • FR858239A - Film winder device : en fr
  • GB529489A - Improvements in or relating to reading desks : en
  • US2221767A - Apparatus for measuring well depths and well strings : en
  • DE699038C - Arrangement for water-cooled high-frequency transmitter tubes : de en
  • GB529561A - Improvements in knitting machines and methods of knitting : en
  • US2221835A - Winch : en
  • US2221881A - Die forming machine : en
  • US2222139A - Machine for removing hair from laundry articles : en
  • US2221812A - Electric motor : en
  • US2221933A - Wetting composition : en
  • US2222187A - Split wing flap for airplanes : en
  • FR858225A - Rescue device for submarine crew or other applications : en fr
  • US2221763A - Pumping apparatus for grease and the like : en
  • US2222079A - Method of testing vessel liners : en
  • US2222505A - Sizing die for twisters : en
  • US2222558A - Tractor lug : en
  • AU1709044A - Filters for filling lubricating oil to engines and like purposes : en
  • DE698799C - Device for determining the fixed points for attaching the housing cover in rotary piston machines with sickle-shaped working space : de en
  • FR858221A - Process for the production of water-soluble condensation products : en fr
  • GB529412A - Compensated bimetallic system : en
  • US2221956A - Sound recording compositions : en
  • GB529440A - Improvements in and relating to photographic elements having light screening substances therein : en
  • GB529570A - Improvements in or relating to instantaneous water heaters : en
  • US2222407A - Drafting instrument : en
  • USD123582S - Design for a stirring apparatus : en
  • AU111913B2 - Improved hydraulic transmission means : en
  • GB529303A - Improvements in and connected with power wringers : en
  • GB529527A - Improved edging strip or beading for connecting parts, such as panels in edge-to-edge relation : en
  • DE698962C - Device for setting and fastening spindles for ring spinning and ring twisting machines in a spindle bank : de en
  • DE698821C - Ignition device for harpoons with explosive grenades : de en
  • DE699106C - Foldable seat, especially for aircraft : de en
  • US2222182A - Earth impedance measuring device : en
  • FR858245A - Traction damper, especially for plows : en fr
  • AU529439A - Improvements in thermionic amplifiers : en
  • GB529280A - Improvements in or relating to closures for bottles, jars and like containers : en
  • GB529465A - Improvements in or relating to fibrous tape for electrical insulating purposes : en
  • FR858347A - Further training in underwater mines : en fr
  • DE699011C - Slotted magnetron arrangement for generating short waves : de en
  • GR9346B - KILOMETRIC MAP IN THE SHAPE OF AN ENVELOPE WITH PERFORATORS OF MULTI-APPEARANCE OF THE KILOMETER DISTANCE. : el en
  • US2222184A - Graphite refractory article : en
  • US2222342A - Electromagnetic sound recorder : en
  • DE699172C - Circuit arrangement for conveyor systems with adjusting members on the conveyor, in particular pneumatic tube : de en
  • US2222085A - Electric switch : en
  • US2221832A - Machine for attaching fastenings to attache cases, trunks, and the like : en
  • FR858317A - Improvements to welding electrodes and their manufacturing processes : en fr
  • DE699180C - Device for driving the shaft of winding devices for paper, fabric or other webs : de en
  • US2222280A - Load discharging car construction : en
  • DE698880C - Machine vise with several clamping jaws arranged next to one another or one behind the other, acting in the same direction and movable by compressed air or pressure fluidizing : de en
  • DE699009C - Bunker for the storage and forwarding of grainy debris : de en
  • US2221931A - Agent for combating pests : en
  • US2222185A - Photographic enlarger : en
  • FR858130A - Simplified process for printing fabrics : en fr
  • FR858131A - Waterproof watch box : en fr
  • GB529426A - Improvements in lighting fittings comprising two glass members fitting against each other : en
  • DE698806C - vehicles : de en
  • DE698964C - Device for drying materials, in particular wood and cellulose, in an electrical high-frequency field by means of short or ultra-short waves : de en
  • FR858340A - Magneto construction : en fr
  • FR858137A - Smoking pipe : en fr
  • DE698968C - Device for the uninterrupted distillation of liquids : de en
  • GB529559A - Improvements relating to electric distribution pillars : en
  • US2222481A - Column splicer and method of splicing : en
  • US2222570A - Ambulance automobile : en
  • US2222388A - Paring and coring tool : en
  • GB529501A - Improvements in or relating to adjustable condensers for electrical measurements : en
  • US2222086A - Builders' material conveyance : en
  • US2221798A - Series submersible motor pump : en
  • DE699018C - Gas generator with a rotating ash pan : de en
  • DE698863C - old position : de en
  • FR858334A - Device for the production of mechanical oscillations by means of magnetostriction : en fr
  • US2222552A - Tone arm : en
  • DE698989C - Process for cathodic deposition of smooth, shiny nickel-cobalt alloys : de en
  • DE698790C - Bevel gear drive for the rollers of roller alleys, especially of rolling mill roller alleys : de en
  • DE699174C - Twenty-four hour clock : de en
  • FR858351A - Absorbent product, especially for air conditioning : en fr
  • AU496839A - Improvements relating tothe bracing or staying of pipes and like hollow bodies : en
  • US2222431A - Lubrication : en
  • US2222039A - Yarn package : en
  • US2222547A - Bookbinding : en
  • FR858151A - Electromagnetically operated valve or tap : en fr
  • GB529286A - Improvements in cop winding apparatus : en
  • GB529464A - An improved method of and apparatus for the manufacture of fibrous tape for electrical insulating purposes : en
  • GB529488A - Electrical dividing boxes : en
  • US2222383A - Hydrated hydroxyphenyl arsinoxide sulphate and process of making it : en
  • US2222190A - Display rack : en
  • US2221865A - Partition assembly feeding mechanism : en
  • US2222191A - Line cleaning device : en
  • US2222347A - Process for producing asphalt : en
  • US2222478A - Car truck : en
  • GB529271A - Improvements in balls for playing games : en
  • GB529278A - Improvements in or relating to spades or shovels : en
  • DE698887C - Surface patterning device, especially for multi-colored patterning of surfaces : de en
  • FR858117A - Poster or advertising column with advertising surfaces that fit into the plane of the column : en fr
  • DE697545C - Device for controlling activated tank stabilization systems : de en
  • DE699097C - Method and device for the production of model sleeves from wax flakes or machine and series-produced wax sleeves for dental cast crowns : de en
  • CA392589A - Brake mechanism : en fr
  • USRE21627E - Wellhead : en
  • GB529562A - Improvements in or relating to means for and a method of carrying out selecting and calculating operations : en
  • DK58177C - Apparatus for holding conical ice waffles during their supply of chocolate or other coating. : da en
  • US2221792A - Photographic material and process of making same : en
  • US2222497A - Means for suspending ventilation tubing : en
  • DE699012C - Receiver with two-electrode receiving rectifier and feedback to its matched pre-circuit : de en
  • DE699120C - Process for the production of elastic concrete, especially for road surfaces : de en
  • DE699153C - in which an optical eyeglass is attached : de en
  • CA392597A - Hollow building unit : en fr
  • US2221828A - Esters of amino alcohols with 9-hydroxyfluorene-9-carboxylic acid and processes for their production : en
  • US2222580A - Grinding machine : en
  • FR858113A - Method for modifying the physiognomy of the face and means for implementing this method : en fr
  • GB529365A - Balancing device for window pane : en
  • US2222175A - Nonsetting ammonium nitrate explosive composition and process : en
  • US2222551A - Ratio varying device : en
  • US2221780A - Vat dyeing and apparatus therefor : en
  • DE698912C - Process for evaporating liquid oxygen : de en
  • US2222145A - Method of making a golf-calk wrench : en
  • US2222062A - Thermostat : en
  • US2222058A - Gasket : en
  • US2222241A - Air conditioning system : en
  • USD123653S - Design fob a shoe sole : en
  • US2222467A - Pump for hydraulic jack systems : en
  • FR858149A - Film on reel protected against sudden opening : en fr
  • GB529491A - Improvements in devices for feeding and guiding the paper in shorthand typewriters : en
  • DE699008C - Tool for sheet metal bending presses : de en
  • US2221821A - Fastener : en
  • US2221842A - Circulating air conditioner : en
  • US2221858A - Paper-supporting roll in typewriting or telegraph machines writing on paper strips : en
  • US2222549A - X-ray tube : en
  • DE698845C - Device for washing ore u. like : de en
  • US2221990A - Vacuum stripper for cartons : en
  • US2222340A - Track torpedo : en
  • DE698835C - Electromagnetic switching device on motor vehicles for automatically stopping the vehicle when the tire air pressure drops : de en
  • FR858145A - Improvements in scales with indication of weight percentage : en fr
  • DE699026C - Device for cleaning the separated substances resulting from a swimming and sinking process : de en
  • CA392688A - Washing agent : en fr
  • DE699171C - Travel contact arrangement, especially in pneumatic tube systems : de en
  • FR858115A - Improvements to so-called "unwinder" machines for obtaining wood in sheets : en fr
  • CA392658A - Bobbin cleaning apparatus : en fr
  • GB529332A - Apparatus for determining insulating values : en
  • US2222017A - Feeding mechanism for sewing machines : en
  • CA392669A - Thin rubber article manufacture : en fr
  • US2222403A - Ball rolling game : en
  • US2222413A - Fastening stud for household fixtures : en
  • US2222267A - Fire extinguisher : en
  • US2222033A - Strap and buckle assembling apparatus : en
  • US2222278A - Associating and folding mechanism : en
  • US2222417A - Wave filter : en
  • US2221760A - Case for cosmetics, and especially lipsticks : en
  • US2221905A - Engine cowling and cooling : en
  • US2222147A - Snap fastener stud : en
  • US2222519A - Radio control head : en
  • CA392594A - Cast-forming material : en fr
  • GB529435A - Stiffeners for boots, shoes, and similar articles of footwear : en
  • DE699127C - Method of obtaining male and corpus : de en
  • DE699170C - Circuit arrangement for rerouting shipments in pneumatic tube systems : de en
  • US2222365A - Fire extinguishing and alarm system : en
  • US2222529A - Lock slider for slide fasteners : en
  • US2222287A - Apparatus for handling strands : en
  • US2221774A - Color chart : en
  • US2222020A - Device for drying and preserving razor blades : en
  • US2221793A - Method of producing photograph dyestuff pictures : en
  • AU503839A - An improved steam field kitchen : en
  • DE699133C - Device for joining electrical collector plate sets with separators before they are installed in the cell boxes : de en
  • AU111877B2 - Improvements in or relating to band spread tuning systems for multiple wave band radio and like receivers : en
  • DE699136C - electric heaters : de en
  • US2221991A - Toilet appliance : en
  • US2222546A - Method for taking up the play of spikes : en
  • AU140540A - Improved metal netting particularly applicable to fencing and reinforcing structures : en
  • CA392606A - Electron multiplier controlling means : en fr
  • DE698914C - Support plate on concrete for beams, supports, joints or the like. : de en
  • FR858161A - Combined transmitting and receiving teleprinter mechanisms : en fr
  • US2221849A - Color photography : en
  • US2221903A - Cable puller : en
  • US2222125A - Nail driver : en
  • US2222254A - Testing apparatus : en
  • US2221942A - Pressure reducing feed valve : en
  • CA392554A - Hair curler : en fr
  • US2221867A - Apparatus for intermittently operating electrical load devices : en
  • DE699084C - : de en
  • AU367939A - Improvements in and relating to draught mechanism for ploughs cultivators and like implements : en
  • CA392675A - Secondary electron discharge device : en fr
  • US2222009A - Sheet feeding apparatus : en
  • US2222108A - Automatic telephone system : en
  • US2222098A - Percolator : en
  • US2222577A - Battery cable terminal or the like : en
  • GB529293A - A percussive tool operable by an internal combustion engine : en
  • US2221750A - Draft control : en
  • DE699010C - Rotary multiplier for printing moistened sheets : de en
  • FR858107A - Improvements to devices for shearing or cutting sheet metal or the like : en fr
  • GB529510A - Improvements in or relating to the production of artificial filaments, threads, films and the like : en
  • GB529551A - Improvements in and relating to movable floor vehicles : en
  • US2221833A - System for measuring contact rebounding : en
  • US2222063A - Vacuum-insulated truck body : en
  • US2222371A - Liquid withdrawal and dispensing means : en
  • US2222524A - Display case : en
  • USD123656S - Design fob an electric fan unit : en
  • US2222341A - Ready openable envelope : en
  • US2222059A - Rotary valve operated internal combustion engine : en
  • US2221999A - Device for producing cops : en
  • DE699052C - Device for generating a tear-off sheet for spectral analysis : de en
  • CA392635A - Hair dressing tool : en fr
  • AU111884B2 - Improvements in or relating to discharge lamp circuits : en
  • CA392598A - Glass bloc and wall assembly : en fr
  • DE699000C - Drive device for the valance and the turner of a card : de en
  • US2222535A - Tag : en
  • US2222495A - Lock for laundry washer doors : en
  • US2222057A - Stringed musical instrument : en
  • US2222285A - Agents for aftertreating dyeings of insoluble azo dyestuffs : en
  • US2222392A - Duplicating grinder : en
  • US2222001A - Safety device for automobiles : en
  • US2222249A - Steel fence post : en
  • FR858307A - Method for checking and regulating the composition of mixtures of liquids : en fr
  • GB529370A - Improvements relating to spring bolts, particularly for windows : en
  • US2222226A - Tilt gear unit for venetian blinds : en
  • CA392564A - Railway car truck spring plank : en fr
  • USD123575S - Design for a bicycle : en
  • CA392674A - Electron beam tube : en fr
  • CA392694A - Vehicle body : en fr
  • DE699025C - Electrostatic separator for separating electrically different behaving particles of a mixture : de en
  • US2222273A - Drinking fountain attachment for faucets : en
  • DE698779C - Loading device for a bright annealing drum furnace : de en
  • DE698859C - from cables to tension wires : de en
  • US2222579A - Welded seam clad tubing : en
  • CA392616A - Independent wheel suspension : en fr
  • US2222517A - Fracture nail and machine for making same : en
  • USD123565S - Brainard chair : en
  • US2221836A - Strand handling apparatus : en
  • US2222309A - Illuminated advertising display : en
  • GB529572A - A gravity controlled switch in association with electric torches : en
  • US2222508A - Clutch : en
  • USD123652S - Design fob a dress : en
  • US2222067A - Sterilizing indicator : en
  • US2222107A - Dry shaving device : en
  • US2222109A - Horticultural spray oil : en
  • US2222152A - Power system : en
  • US2222176A - Fountain comb : en
  • AU111907B2 - Improvements in and relating tobit and shank attaching and separating devices : en
  • US2222490A - Plastic composition : en
  • US2222499A - Golf device : en
  • USD123610S - Design fob a stationery art box : en
  • AU136540A - Improvements in or relating to machines for colour printing : en
  • CA392608A - Colour photography compound : en fr
  • CA392666A - Textile material production : en fr
  • DE698846C - Fitting jacket : de en
  • US2222193A - Elevator system : en
  • CA392530A - Radio shielded spark plug : en fr
  • US2222007A - Count control switch : en
  • CA392587A - Refrigerating apparatus : en fr
  • US2222374A - Sharpener : en
  • US2221878A - Sprinkler : en
  • DE698786C - Procedure for closing the core tube : de en
  • DE699118C - Process and device for achieving a uniform temperature of the ground material : de en
  • GB529302A - Improvements in or relating to carbon sliding contact members for the collectors of electric vehicles : en
  • US2222440A - Engine ignition means : en
  • FR858333A - New preparations for textile printing : en fr
  • FR858361A - Roller shutter device with automatic Italian projection, without opening the window : en fr
  • US2222485A - Electric discharge lamp and starting device therefor : en
  • US2222441A - Engine ignition means : en
  • FR858104A - Azo dyes and their production process : en fr
  • DE698899C - purposes : de en
  • GB529529A - Art of setting diamonds and making diamond tools : en
  • US2222283A - Manufacture of maleic anhydride : en
  • USD123584S - Design for a massaging device : en
  • CA392632A - Rail joint splice bar : en fr
  • CA392664A - Textile fabric processing : en fr
  • US2222154A - Pressing device for knitting machines : en
  • DE698854C - Causticizing sludge produced by soda : de en
  • FR858163A - Radio or similar receivers : en fr
  • DE698885C - Saddle : de en
  • US2221783A - Addition agent and its use : en
  • US2221951A - Making electrical measurements : en
  • US2222021A - Oxide cathode : en
  • AU12740A - An improved spring tyne for agricultural implements : en
  • DE699154C - Process for the production of n non-fogging sight glasses : de en
  • US2221778A - Acid-resistant resin products : en
  • USD123648S - Design for a jar cap : en
  • CA392571A - Shower pipe cleaning device : en fr
  • CA392605A - Well fluid recovering method : en fr
  • CA392654A - Magneto : en fr
  • CA392637A - Starch manufacturing and packing process : en fr
  • DE698883C - Light bomb drop device for aircraft : de en
  • US2221818A - Ethers of alkyl-phenols : en
  • US2221820A - Cycloalkyl-phenothioxine compounds : en
  • US2222405A - Internal anchor device for wells : en
  • AU111876B2 - Safety control for use in connection with power driven machinery : en
  • US2222325A - Electric stop mechanism for knitting machines : en
  • US2221770A - Oxidation of crude phosphorus : en
  • US2222200A - Weather strip and scuff strip for automobile body doors : en
  • US2222415A - Rotary lipstick holder : en
  • DE699083C - Twine stripping device for automatic bobbins : de en
  • US2221789A - Pumping apparatus : en
  • US2222296A - Folding chair : en
  • GB529431A - An improved fastener for securing trees to stakes : en
  • US2222370A - Laying dust in coal mines : en
  • CA392631A - Variable condenser : en fr
  • FR858263A - Improvements to apparatus supplying a gaseous fluid to a fuel consuming device : en fr
  • AU418039A - Safety control for use in connection with power driven machinery : en
  • DE699140C - Overcurrent carrier short-circuit-proof fuse cartridge : de en
  • US2222263A - Method of heat treatment for pipes : en
  • US2222459A - Sheet separating and feeding machine : en
  • AU119540A - Improved hydraulic transmission means : en
  • CA392661A - Textile material colouring process : en fr
  • US2221864A - Lasting machine : en
  • US2222450A - Method for measuring short-wave radiations : en
  • US2222473A - Corrosion resistant nickel-base alloy : en
  • US2222144A - Automotive drive : en
  • US2221967A - Cylinder supporting and protecting means : en
  • US2222042A - Packaging tablets : en
  • US2222102A - Airplane propeller driving mechanism : en
  • US2222532A - Sheet material : en
  • US2221761A - Bottle collar : en
  • FR858311A - Improved method and apparatus for rectifying impure alcoholic liquids : en fr
  • GB529250A - Improvements in or relating to fluid and pulverulent material dispensing apparatus : en
  • DE698831C - Bag or the like : de en
  • US2221978A - Measuring device : en
  • US2222482A - Sulphur dyes : en
  • US2222159A - Cooling system : en
  • CA392665A - Textile material processing : en fr
  • US2222118A - Propeller : en
  • US2222566A - Stripper attachment for rakes : en
  • CA392595A - Detergent : en fr
  • US2221826A - Separation of pregnenolone esters : en
  • US2222564A - Selective switch : en
  • US2221996A - Loading and wrapping means : en
  • US2222029A - Safety cut-out switch : en
  • US2221973A - Transformer relay : en
  • USD123577S - Design fob a bicycle : en
  • US2222044A - Apparatus for gasifying finely divided granular fuel : en
  • US2222560A - Cheese flavored popped popcorn : en
  • US2222049A - Apparatus for amplifying alternating or pulsating electric currents : en
  • AU515139A - Improvements in and relating tobit and shank attaching and separating devices : en
  • US2222498A - Ignition system : en
  • CA392562A - Vacuum cleaner : en fr
  • CA392671A - Lubricating device : en fr
  • DE699031C - Process for the production of aralkyl ethers of cellulose and similar carbohydrates : de en
  • AU108640A - Improved method and apparatus for stretching cord : en
  • DE698856C - Process for the production of Thomas flour with complete solubility in citric acid and ammonium citrate : de en
  • FR858173A - Transplanter : en fr
  • DE699087C - Device for the thermal treatment of substances which contain solid substances as well as OEl : de en
  • DE698805C - Circuit for electrical signal boxes : de en
  • DE699094C - Installation of grid alternating voltages in converter arrangements that work with grid-controlled vapor or gas discharge paths : de en
  • FR858308A - Electric wave filters : en fr
  • FR858343A - Improvements to heat-resistant organic compositions and films prepared using said compositions : en fr
  • AU111916B2 - Improvements in or relating to machines for colour printing : en
  • US2221943A - Flow meter : en
  • US2221907A - Thermostatically operated switch mechanism : en
  • US2222041A - Camera : en
  • AU111910B2 - An improved spring tyne for agricultural implements : en
  • CA392640A - Pressed steel fifth wheel : en fr
  • CA392576A - Electric discharge device : en fr
  • CA392682A - Isocyclic compound : en fr
  • DE698958C - Pipe rupture protection for two-circuit pressure systems, inside : de en
  • US2221751A - Implement lifting means : en
  • US2221824A - Cracking petroleum oil : en
  • US2222412A - Battery : en
  • US2221871A - Fluid heat exchange apparatus : en
  • US2222363A - Tetrahydrofurfuryl alpha acetoxy propionate : en
  • US2222219A - Treadle connection for power transmitter clutches : en
  • DE698783C - Briquette extruder : de en
  • CA392670A - Interlocking circuit : en fr
  • AU122709B2 - Improvements in and relating to clothes pegs : en
  • USD123603S - Design for an arm rest or like article : en
  • FR858366A - Vibrating pedal for signaling, especially on railways : en fr
  • FR858192A - Improvements to boiler hearths : en fr
  • AU119840A - Improved means for use in pumping from wells and the like : en
  • US2222378A - Brake and accelerator control : en
  • FR858297A - Manufacturing process of protein fibers : en fr
  • DE699139C - Semiconductor resistance, in particular for the detection and generation of electrical vibrations : de en
  • GB529246A - Improvements in and relating to the compounding of latex mixtures : en
  • FR858376A - Device for the protection of children against toxic gases : en fr
  • GB529411A - Improvements in or relating to television transmitting systems : en
  • FR858108A - Obturator for compressible tubes : en fr
  • GB529521A - Improvements in and relating to high frequency electric conductors : en
  • DE692502C - Washing device for agricultural products : de en
  • DE698882C - Device for guiding cutting tools, especially for machining the side edges of toothed wheels : de en
  • GB529513A - Improvements in and relating to self-closing filling nozzles : en
  • GB529349A - Improvements in electric terminals : en
  • FR858138A - Device for starting and changing gears in motor vehicles comprising a gearbox, a friction clutch and auxiliary devices : en fr
  • CA392630A - Structural element cleat : en fr
  • US2222119A - Play and exercise apparatus : en
  • DE698984C - Closed sound film device with a film tensioning roller arranged behind the sound roller in the direction of film travel : de en
  • FR858109A - Improved prints combined with reproduction carbons : en fr
  • FR858323A - Process for preparing pure cellulose and other organic compounds from branches or vine shoots and products thus obtained : en fr
  • GR9342B - AUXILIARY MOTOR CONTROL VALVE (SERVOMOTOR). : el en
  • FR858236A - Bicycle transmission : en fr
  • GB529461A - Improvements in and relating to devices or apparatus for teaching mathematics : en
  • FR858387A - Improvements made to installations for painting, with a spray gun and in large series, parts with moderate volume and weight : en fr
  • AU111924B2 - An improved antenna array forthe directional radiation of energy : en
  • US2222211A - Bottle holder : en
  • FR858286A - Thinking sextant that can be held with one hand : en fr
  • GB529376A - Improvements in fire guards for domestic grates : en
  • DE698936C - Changing device on micro devices : de en
  • FR858187A - Electric dry shaver : en fr
  • GB529512A - Improvements in or relating to the working of dough for the manufacture of bread : en
  • GR9343B - IMPROVEMENTS RELATED TO EXPLOSION MANUFACTURING. : el en
  • FR858134A - Injection nozzle for internal combustion engines : en fr
  • DE698948C - Device for stacking up and down moving blanks, lintels or sheets in the bathroom : de en
  • DE698976C - Process for the preparation of water-insoluble monoazo dyes : de en
  • DE698828C - Heming device for sewing machines : de en
  • DE698900C - Corrugated paper that is flexible on all sides : de en
  • DE698927C - Process for the preparation of tetrakisazo dyes : de en
  • DE699060C - Procedure for removing milk stone : de en
  • FR858183A - Ear protector : en fr
  • FR858152A - Rotating or stationary disc of rotary machines, in particular for steam turbines : en fr
  • FR858353A - Compressed air acoustic signal combiner : en fr
  • GB529254A - Improvements in or relating to the manufacture of cellulose derivatives : en
  • DE698934C - Pressing device : de en
  • GB529322A - Improvements in or relating to electric discharge tubes : en
  • IE15865L - Raincoats : en
  • US2222438A - Conduit fitting : en
  • DE698926C - Process for the production of a water-insoluble azo dye on vegetable fibers : de en
  • DE698995C - Hydraulic pressure system on aircraft with an expansion tank in the pump system : de en
  • DK58173C - Artificially cooled High-pressure mercury vapor discharge pipe for DC operation. : da en
  • GB529531A - Means for cooling the radiator of a motor vehicle engine : en
  • US2222038A - Rope clip : en
  • DE699059C - Sewing machine for sewing workpieces with an adhesive top : de en
  • FR858105A - Rock puncher : en fr
  • FR858268A - Improvements to electro-acoustic transmitters and similar devices : en fr
  • US2222368A - Mop : en
  • USD123657S - Design for a dress : en
  • USRE21628E - Cross roller earth boring drill : en
  • FR858380A - Improvements made to lifting or launching devices for loads floating on the sea : en fr
  • GB529283A - Improvements in and relating to methods of making glass to metal seals : en
  • GB529444A - Improvements in tubulous boilers : en
  • DE698826C - Device for the automatic compensation of pitch errors of a worm gear unit serving as a partial gear unit, in particular for machine tools for machining gears : de en
  • DE698820C - Polarizing filter : de en
  • DE698896C - Process for stabilizing molten saltpeter : de en
  • DE699023C - Coupling for double sash window : de en
  • AU111909B2 - Improvements in or relating to seals for floating roofs for tanks containers including the improved seal, and method of constructing shoe forthe seal ofa floating roof inside a tank : en
  • FR858180A - Damper for torsional movements in electric traction motors : en fr
  • GB529279A - Process for the production of coloured photographic pictures : en
  • US2222192A - Flatiron : en
  • US2221892A - Transmission synchronizer : en
  • USD123578S - Design for an electric soldering iron : en
  • USD123650S - Design for a dress ensemble : en
  • DE698956C - Automatic gear change transmission, especially for motor vehicles : de en
  • GB529289A - Printing telegraph apparatus : en
  • FR858110A - Improvements to clutch members and to apparatus for heat treatment and shaping or shaping of said members : en fr
  • FR858116A - Orthodrometer-azimuthometer : en fr
  • FR858125A - Magneto-electric ignition and lighting machine : en fr
  • US2222356A - Monorail switch : en
  • US2222534A - Golf putter : en
  • GB529466A - Improvements in or relating to gas meters : en
  • GB529474A - Improvements in or relating to decorative labels or sheets of the transfer type : en
  • FR858273A - Topographic board for adjusting or controlling fire by aerial observation : en fr
  • DE699003C - Process for the production of highly insulating moldings : de en
  • DE699099C - Thread cutting device : de en
  • US2222355A - Method of treating rubber : en
  • CA392656A - Wired radio change-over system : en fr
  • DE698795C - Process for the purification of alkaline earth lactates : de en
  • GB529381A - Improvements in or relating to lathe and like tool holders : en
  • US2222361A - Sharpening device for edged implements : en
  • US2222454A - Grinding and polishing machine : en
  • US2222408A - Brace mounting : en
  • DE698891C - Underburner composite coke oven : de en
  • US2222240A - Air conditioning system : en
  • US2222527A - Radio antenna : en
  • US2222244A - Lime burning and kiln therefor : en
  • GB529399A - Improvements in or relating to coating film forming and sealing compositions obtained from polymeric derivatives of methacrylic acid : en
  • USD123609S - Design for a dress : en
  • DE698966C - Universal rolling mill with groove rolls and side drag rolls : de en
  • DE698949C - Method of bending double-jacket pipes : de en
  • FR858230A - Device for the desiccation and heat treatment of materials ranging from wet to muddy state : en fr
  • USRE21623E - Remote radio control : en
  • FR858383A - Combined angular displacement device, particularly applicable to engine ignition and remote control : en fr
  • FR858350A - Multipurpose box : en fr
  • FR858253A - Improvements in tools or devices for rolling screw threads : en fr
  • GB529542A - Improvements in or relating to radio direction finders : en
  • DE699034C - Chilled cast alloy for cover plates of coke fire trucks and coke fire ramps : de en
  • DK58175C - Procedure for the manufacture of a chain knit product penetrated with rubber thread, by which the rubber threads in certain places form masks. : da en
  • DE699006C - Holding device for hose showers : de en
  • US2221885A - Method of buffing the edges of metal fasteners : en
  • DE698837C - : de en
  • US2221857A - Motor driven compressor : en
  • US2221935A - Plow lift : en
  • US2222491A - Sliding bearing : en
  • DE698993C - Device for sieving and conveying sugar, tapioca and similar goods : de en
  • GB529249A - Improved stretcher : en
  • FR858118A - Signaling device : en fr
  • GB529360A - Improvements in or relating to railway trucks and bolsters therefor : en
  • GB529436A - Improvements in or relating to gas-producers : en
  • US2222346A - Water supply system for concrete mixers : en
  • FR858206A - Apparatus for mechanically tracing sound inscriptions in soundtracks by means of a recording device : en fr
  • FR858216A - Rectifier : en fr
  • US2221873A - Production of mat light-sensitive photographic paper : en
  • US2221893A - Transmission synchronizer : en
  • US2222477A - Meat-tendering machine : en
  • GB529483A - Improvements in or relating to apparatus for dry distillation of shale, coal or like material : en
  • US2221809A - Cyclohexyl-halo-phenols : en
  • US2221895A - Blocker synchronizer : en
  • US2221830A - Riveting device : en
  • US2222006A - Electrical compensator : en
  • US2222514A - Double tier oven : en
  • USD123574S - Design fob a bicycle : en
  • US2221979A - Automatic locking device for pistons and the like : en
  • DE698940C - Typing adder : de en
  • US2222306A - Method of processing cereals for rapid filtration and recovery of grain solubles : en
  • US2222025A - Chain : en
  • US2222360A - Carbon ring seal : en
  • FR858332A - Process for recovering metallic iron from the slag resulting from the desulphurization of cast iron by soda : en fr
  • US2221768A - Combination divider, inside and outside caliper : en
  • DE691030C - Roll-up curtains made of paper or fabrics with a paper-like structure, in particular for darkening purposes : de en
  • DE698904C - Process for the production of insulating plates or shells : de en
  • DE698979C - Process for the preparation of disazo dyes : de en
  • DE699161C - Hull for flying boats with laterally and downwardly movable float units : de en
  • FR858241A - Device for handling rolls or reels of strip or ribbon material : en fr
  • GR9344B - METHOD FOR THE MANUFACTURE OF SULFAMID PRODUCERS. : el en
  • CA392582A - Coloured photograph production : en fr
  • AU206139A - Pegless clothesline : en
  • USD123566S - Design foe, a waffle iron : en
  • GB529313A - Improvements in wrapping for balls of twine and the like : en
  • GB529308A - Improvements in centrifugal spinning, twisting and analogous machines : en
  • US2222093A - Pin-head electric lamp and method of manufacture : en
  • FR858201A - Thermostats : en fr
  • GB529515A - Improvements relating to bearings of rotors : en
  • DE698848C - Tool for necking out holes in the wall of pipes : de en
  • FR858312A - Safety button closure, especially for letter envelopes : en fr
  • GB529449A - Improvements in or relating to machines for grinding bodies of rotation having curved generatrices : en
  • USD123588S - Rack for supporting an interchangeable radio receiver unit : en
  • DE699039C - Process for the production of water-insoluble azo dyes : de en
  • FR858128A - Serial covering plate and method of installing it : en fr
  • GB529479A - Improvements in and relating to amplifying systems : en
  • FR858191A - Photoelectric cell : en fr
  • DE698842C - Machine for turning over and fastening the overhanging cover attached to a paragraph : de en
  • GB529275A - Improvements relating to disconnecting boxes, distribution pillars and other apparatus used in electric power distribution networks : en
  • US2222087A - Method for treating comestibles : en
  • US2222228A - Thread-waxing device : en
  • GB529539A - Systems for transmission of electromagnetic waves at very high frequencies : en
  • GB529484A - Improvements in or relating to forging or stamping swages : en
  • FR858386A - Process for the dispersion of dyes for rayon esters or cellulose ethers, as well as the products obtained from this process and their applications : en fr
  • FR858262A - Arrangement for controlling current converters : en fr
  • FR858190A - Multi-variable capacitor : en fr
  • DE698911C - Device for displaying the printing plates to be printed for an address printing machine with a skipping device : de en
  • US2222261A - Power transmitting mechanism : en
  • US2222376A - Airplane with retractable landing gear : en
  • FR858220A - Non-slip bandage : en fr
  • GB529415A - An improved heating apparatus for a room : en
  • GB529460A - Improvements in or relating to mechanism, particularly for the retractable undercarriages of aircraft : en
  • GB529508A - Improvements in or relating to the treatment of metal bearing surfaces : en
  • US2221771A - Ethers of chlorophenols : en
  • US2221916A - Color comparator : en
  • US2222324A - Air valve for radiators : en
  • US2222509A - Luminescent material : en
  • DE698906C - : de en
  • GB529502A - Mechanism for the advancement of the carriage of typewriters and like machines : en
  • GB529506A - Improvements in and relating to variable velocity ratio gearing : en
  • DE698908C - m smoldering of fuels : de en
  • CA392552A - Screw machine pusher : en fr
  • CA392578A - Bulb sealing-in machine : en fr
  • US2222026A - Mechanism fob assembling match : en
  • DE699069C - : de en
  • FR858249A - Perfected shoe : en fr
  • GB529368A - Methods of making cartons : en
  • GB529550A - Improvements in or relating to clamping or coupling sleeves applicable as friction clutches or brakes : en
  • GB529273A - Two-speed driving mechanism for centrifugal compressors : en
  • US2222110A - Tester : en
  • USPP431P - Camellia : en
  • DE698855C - Process for the processing of crude coumarone resins : de en
  • DE698915C - Engine for rail vehicles, in particular railcars driven by internal combustion engines : de en
  • FR858244A - Compressible mine post : en fr
  • GB529433A - Improvements in or relating to electron-multipliers : en
  • CA392575A - Electric discharge device : en fr
  • DE698978C - Process for the preparation of disazo or polyazo dyes : de en
  • FR858119A - A method of making a warp-knit blend of rubber warp threads, forming stitch-to-stitch stitches : en fr
  • CA392532A - Foot support in shoes : en fr
  • CA392584A - Refrigerator : en fr
  • US2221940A - Deodorizing apparatus : en
  • US2222197A - Braun tube : en
  • DE698909C - Vertical low-temperature furnace : de en
  • GB529333A - Improvements in and relating to let-off motions for looms : en
  • USD123567S - Design for a display easel : en
  • USD123573S - Design for a seat or ijke article : en
  • US2222053A - Spring ring : en
  • US2222522A - Bearing packing : en
  • USD123585S - bennett : en
  • GB529312A - Improvements in and relating to universal rolling mills : en
  • GB529358A - Improvements in dry shaving devices : en
  • US2222545A - Ophthalmic mounting : en
  • GB529324A - Shoes and method of manufacture : en
  • US2222420A - Remote control mechanism : en
  • USD123606S - Photographic reproduction unit : en
  • FR858250A - Multi-part fin for gas turbines : en fr
  • DE698844C - Centrifugal drum with peeling disk : de en
  • DE699178C - Schlaegermuehle : de en
  • DE698816C - Shaft furnace operated with preheated wind, especially cupola furnace : de en
  • FR858398A - Improvements to metal or amalgam vapor lamps and tubes and their manufacture : en fr
  • US2222156A - Solderless wire terminal : en
  • US2222300A - Means for projecting stereoscopic pictures : en
  • US2221753A - Projector : en
  • US2221781A - Addition agent and its use in the treatment of iron and steel : en
  • US2222411A - Door latch mechanism : en
  • DE699057C - Device for connecting the water pipe fitting with the lead pipe before soldering : de en
  • DE698994C - Process for the production of screened master copies for letterpress printing : de en
  • DE699007C - : de en
  • FR858322A - Device for fixing the membrane in devices for processing colloidal substances, in particular by electrodecantation : en fr
  • GB529505A - Percussion fuzes for aerial bombs : en
  • FR858301A - Method to protect the insulation of conductors : en fr
  • AU122744B2 - Filters for filling lubricating oil to engines and like purposes : en
  • US2222266A - Method and apparatus for the treatment of matter : en
  • US2222335A - Car construction and method : en
  • US2222002A - Guard or shield for handles of picks : en
  • US2222305A - Electric steam iron : en
  • CA392614A - Hair curling device : en fr
  • CA392685A - High molecular organic compound : en fr
  • CA392690A - Sliding clasp fastener manufacture : en fr
  • US2222256A - Fur slitting apparatus : en
  • US2221983A - Layered magnetizable material and structure for electrical purposes : en
  • USD123570S - Design foe chess pieces : en
  • AU43840A - Improvement in pedal controlled closure appliances for garbage receptacles : en
  • AU534939A - Railway vehicle bogie : en
  • US2222246A - Beacon light or life buoy : en
  • DE698928C - Device for processing used lubricating oils : de en
  • DE699173C - Pneumatic switch : de en
  • US2222205A - Fluid lift pump : en
  • CA392542A - Mowing machine drive : en fr
  • DE699013C - Ultra-short wave oscillation circuit with low radiation decrement : de en
  • US2221829A - Handle : en
  • US2221756A - Cleaning ring for wheels : en
  • US2221964A - Apparatus for determining the superficial resistance of pasteboard or paper : en
  • US2222391A - Shoe : en
  • US2222536A - X-ray apparatus : en
  • US2222559A - Method of treating feed water : en
  • CA392610A - Thermal circuit breaker : en fr
  • US2221777A - Traction producing means : en
  • US2222308A - Safety razor : en
  • US2221790A - Prime mover and controlling means therefor : en
  • US2222163A - Adjustable garden rake : en
  • US2222462A - Web tension control : en
  • US2221837A - Turntable for conveyer assemblies : en
  • DE698841C - Jet nozzle equipped with hard lining and consisting of ring parts : de en
  • USD123623S - Dress ensemble : en
  • US2222437A - Material handling device : en
  • US2222587A - Radio altimeter : en
  • AU111908B2 - Improvements in thermionic amplifiers : en
  • US2222573A - Wallboard construction : en
  • USD123661S - Design for a dress : en
  • DE698937C - Viewing device for transparencies : de en
  • GB529258A - Improvements in cop winding apparatus : en
  • US2221877A - Press : en
  • US2222332A - Treatment of sylvinite ore : en
  • US2222425A - Magnetic structure : en
  • DE699150C - Device for operating internal combustion engines with a fuel mixture of generator gas and heavy oil : de en
  • CA392581A - Filament coiling machine : en fr
  • CA392648A - Refrigerator car floor rack : en fr
  • DE699124C - Process for producing a steady rate of attachment : de en
  • US2222060A - Conversion of hydrocarbon oils and gases : en
  • US2222204A - Control for airplanes : en
  • US2221913A - Hydrometer float : en
  • US2221977A - Volume control for phonographs : en
  • AU511339A - The acetylation of para-phenetidin : en
  • CA392633A - Flexible rail joint : en fr
  • FR858185A - Process for preparing salts of aliphatic sulfonic acids : en fr
  • FR858265A - Electronic discharge devices : en fr
  • GB529425A - Improvements in mulli-cylinder internal combustion engines of the v-type particularly for aircraft : en
  • US2222384A - Therapeutic composition : en
  • US2222402A - Kite : en
  • DE698851C - High pressure vessel : de en
  • US2222484A - Side frame : en
  • GB529320A - Television broadcast system : en
  • AU122703B2 - Improvements in electrically heated soldering irons : en
  • GB529416A - Improvements in or connected with optical observation instruments : en
  • DE698877C - Compensation device for periodic forces in multi-cylinder internal combustion engines : de en
  • GB529530A - Improvements in wheel mounting for centrifugal casting machines : en
  • US2222329A - Washing machine : en
  • DE698939C - motor vehicles in place : de en
  • GB529560A - Improvements in or relating to cathode ray oscillographs : en
  • AU529239A - Improvements in packing means for use in connexion with axle-boxes bearing housing andthe like : en
  • DE698898C - Apparatus for making paper bags : de en
  • US2222165A - Comparator : en
  • FR858208A - New derivatives of aza-hydroxy compounds : en fr
  • FR858313A - Gas mask for equines with internal fixed jaw and external control means : en fr
  • US2221787A - Method and apparatus for conditioning air and other gases : en
  • US2222513A - Means for cleaning motors : en
  • US2222525A - Method of making bearings : en
  • AU1370244A - Improvements in electrically heated soldering irons : en
  • CA392663A - Organic compound manufacture : en fr
  • GB529299A - Improvements in or relating to electrical insulating materials : en
  • CA392680A - Wrapping material : en fr
  • US2221930A - Printing machine : en
  • US2222281A - Friction wheel gear : en
  • US2222569A - Refrigerating apparatus : en
  • US2222537A - Heater : en
  • CA392539A - Weight and height correlating device : en fr
  • US2222100A - Spring motor : en
  • US2222282A - Corn sheller : en
  • US2221872A - Graphic radial triangulation : en
  • DE698861C - Device for automatic regulation of an electrical network size : de en
  • DE699137C - One-hand switch to be installed in a cable harness for controlling electric motors : de en
  • US2222194A - Sod-cutting implement : en
  • US2222458A - Gyro-magnetic compass : en
  • GB529403A - Improvements in cocks or valves : en
  • GB529548A - A process of protecting materials susceptible to mould growth : en
  • US2222247A - Dispensing device : en
  • US2222516A - Method and apparatus for cleaning fluid circulating systems : en
  • USD123600S - Merck loading machine : en
  • US2222248A - Ringing system : en
  • DE699035C - Device for holding a plug in a socket : de en
  • FR858275A - Tractor : en fr
  • GB529556A - Weighing scales : en
  • DE699080C - Method and device for the production of spark plug stones : de en
  • FR858240A - Multiple variable capacitor : en fr
  • GB529495A - Improvements relating to magnetos : en
  • GB529518A - Improvements relating to the milling of wheat flour : en
  • AU111926B2 - An improved scoop or dredge : en
  • US2222113A - Thermostatic device : en
  • US2221988A - Packing ring : en
  • FR858126A - Metal shielding cover internally lined with an insulating sleeve, for spark plugs : en fr
  • GB529520A - Improvements in, or relating to, clamps : en
  • DE698872C - Bed fitting : de en
  • DE699015C - olated indicator : de en
  • FR858179A - Regulator drive device controlling the launching operation for torpedo tubes : en fr
  • GB529401A - Improvements in or relating to a.c. induction electricity meters : en
  • GB529482A - Improvements in or relating to variable speed gears : en
  • DE698822C - Internal combustion engine for emergency power generators : de en
  • GB529306A - Improvements relating to electrically operated soot blowers : en
  • GB529263A - A new or improved cloche clip : en
  • GB529375A - Improvements in or relating to electrical coudensers : en
  • CA392668A - Railway car truck : en fr
  • DE698784C - Wear-resistant and impact-resistant body made from molten minerals and the process for its production : de en
  • DE698562C - Joint for support arms of electrical lights : de en
  • DE698798C - : de en
  • GB529242A - Improvements in or relating to process of preparing aliphatic polycarboxylic acids and the aliphatic polycarboxylic acids resulting therefrom : en
  • CA392593A - Packing material : en fr
  • DE699017C - Arrangement of current-carrying leads for slip rings inside the shaft of electrical machines : de en
  • US2222338A - Nail or spike : en
  • GB529253A - Improvements in or relating to water-closets : en
  • US2221808A - Halo-substituted polyalkyl phenols : en
  • DE699144C - Process for the preparation of water-insoluble monoazo dyes : de en
  • US2222111A - Ramp and stop for lifts : en
  • US2221785A - Mechanical adjuster and manipulator : en
  • US2222289A - Pipe clamp : en
  • AU499139A - Preservation of biologically active andother substances : en
  • GB529270A - Improvements in or relating to strip tensioning devices : en
  • GB529448A - Improvements in or relating to telephone systems : en
  • FR858324A - Device for introducing objects to be examined into an electron microscope : en fr
  • US2222521A - Strap tensioning device for box nailing machines : en
  • DE674218C - Friction wheel drive winch : de en
  • DE698997C - Device for grinding in valves by means of a rubber suction cup : de en
  • DE699030C - noeser fabrics : de en
  • US2221875A - Driving mechanism : en
  • FR858232A - Folding stretcher : en fr
  • DE698967C - Sheet leveler with support roller adjustment : de en
  • DE699016C - Overvoltage protection device for high operating voltages : de en
  • FR858189A - High voltage current distributor : en fr
  • US2221966A - Assembled engine piston : en
  • CA392659A - Bottle closure : en fr
  • GB529526A - Improvements in or relating to adjustable condensers for electrical measurements : en
  • GB529545A - Improvements in electric resistance welding installations : en
  • GB529356A - Means for discharging condensate from steam heated rotary drums : en
  • US2222252A - Electrical connector : en
  • USD123605S - Design for a bed supper : en
  • US2221879A - Manufacture of shoes : en
  • CA392559A - Burial receptacle : en fr
  • US2221782A - Treatment of molten ferrous metal and agents therefor : en
  • US2222130A - Music leaf turner : en
  • US2221776A - Electron photography : en
  • US2222443A - File folder : en
  • USD123630S - Design for a game board or similar article : en
  • DK58179C - Clockwork tubes for drop bombs. : da en
  • FR858238A - Improvements made to electrical assemblies comprising an indicator lamp : en fr
  • GB529434A - Improvements in and relating to electric heaters : en
  • US2221765A - Beet puller : en
  • FR858278A - Process for treating glass fibers or the like into webs, mats or other forms of fibrous products : en fr
  • GB529342A - Improvements in apparatus for delivering measured quantities of liquid : en
  • DE699176C - Method and device for the production of clear nutrients for bacteriological purposes : de en
  • FR858174A - Level electric switch : en fr
  • USD123621S - Design for a bottle : en
  • US2222311A - Toy dump car : en
  • US2221965A - Chromable dyestuffs of the triarylmethane series and process of preparing them : en
  • US2221994A - Intercommunicating system : en
  • USD123643S - Design foe a textile fabric : en
  • US2222031A - Oil burner : en
  • US2222148A - Irradiation device : en
  • FR858193A - Recuperator charcoal stove : en fr
  • US2222430A - Boudoir lamp : en
  • FR858326A - Improved process for preparing cotton for spinning and means for carrying it out : en fr
  • FR858384A - Advanced device for powering motors : en fr
  • GB529329A - Improvements in or relating to head lamps for vehicles and other lamps : en
  • DE699119C - Security device against theft of motor vehicles : de en
  • FR858349A - Device for evacuating the harvest from inside a tank, or from a bucket intended for weighing the harvest : en fr
  • GB529288A - Directional aerial arrays : en
  • DE1494017U - : de en
  • GB529472A - A method and apparatus for measuring or testing the flattening or deflection under load of tyres for vehicles : en
  • DE698922C - Device for displaying and switching off an earth fault in electrical systems : de en
  • GB529382A - Manufacture of derivatives of aliphatic amino-sulphonic acids : en
  • GB529391A - Improvements in or relating to flights of steps produced from mouldable building materials : en
  • GB529543A - Improvements in or relating to conveyor systems : en
  • GB529447A - Improvements in or relating to paper tape recording equipment : en
  • GB529338A - Automatic coupling for vehicles, particularly for trucks : en
  • DE698977C - Process for the production of water-soluble azo dyes : de en
  • DE698875C - Pressure adjustment device for the knife rail guide on mowing machines : de en
  • US2222207A - Telescoping kelly drive : en
  • USD123599S - Design fob a can perforator : en
  • DE698801C - Manufacture of objects that have to have increased durability at temperatures over 500íÒ : de en
  • DE698957C - Shift lever assembly in motor vehicles : de en
  • US2221982A - Electromechanical driving system : en
  • AU111904B2 - Preservation of biologically active andother substances : en
  • CA392602A - Crank-case ventilating system : en fr
  • FR858226A - Ball binder : en fr
  • GB529477A - Improvements in and relating to refrigerator cabinets : en
  • US2222556A - Electrical conductor : en
  • USRE21629E - Angle switching device fob syn : en
  • US2221747A - Wheel balance weight : en
  • US2222496A - Cooler for oil and other liquids : en
  • US2222279A - Associating and folding mechanism : en
  • US2222468A - Method of treating zinc sulphide ores to produce zinc sulphate and hydrogen sulphide : en
  • US2222114A - Telephone system : en
  • US2221986A - Electrical connector : en
  • US2221947A - Ingot mold : en
  • US2222442A - Borehole direction recorder : en
  • US2222000A - Process for the preservation of eggs and fresh fruit : en
  • CA392541A - Shoe manufacture : en fr
  • CA392590A - Brake mechanism : en fr
  • US2222151A - Operating means for canopy doors : en
  • FR858256A - Tone regulator of an amplifier : en fr
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  • GB529454A - Manufacture and use of azo dyes : en
  • GB529514A - Improvements in or relating to heel-breasting machines : en
  • GB529430A - Improvements in and relating to chairs with canvas backs and/or canvas seats : en
  • FR858296A - Improvement in the production of vegetable proteins : en fr
  • FR858210A - Color photography process : en fr
  • AU111899B2 - Improvements in television signal-translating systems : en
  • DE697981C - Lens mount for worm gear adjustment : de en
  • GB529458A - Improvements in and relating to ignition systems for internal combustion engines : en
  • CA392544A - Lead alloy : en fr
  • CA392645A - Container closure : en fr
  • US2221897A - Transmission synchronizer : en
  • US2221906A - Scarifying blade : en
  • US2222124A - Electric cooking utensil : en
  • AU111920B2 - Formed multi-tubular metal plates for use inthe construction of furnaces : en
  • GB529317A - Fastening devices : en
  • GB529538A - Tubular resilient gripping devices : en
  • US2221955A - Method for making higher alcohols : en
  • USD123658S - Brooch or similar article : en
  • US2222264A - Photographic emulsion : en
  • US2222585A - Process and apparatus for making calcium carbide : en
  • CA392634A - Barrel sealing means : en fr
  • DE698792C - Dyeing machine with removable hood : de en
  • GB529422A - Improvements relating to helmets having anti-concussion pads : en
  • US2222379A - Combined accelerator and brake control : en
  • USD123655S - Design for a pin clip : en
  • DE698902C - Switching device for motorcycle gearbox : de en
  • DE699073C - Braking device for motor vehicles with several independent individual brakes, in particular fluid and / or compressed air brakes : de en
  • FR858264A - Elastic parts of machines, resistant to the action of fuel and oil : en fr
  • DE698971C - Multi-stage high pressure piston steam engine : de en
  • DE699046C - Boiler with lower burnout and lintels following the combustion chamber : de en
  • CA392686A - Abietinylamino-anthrapyrimidine : en fr
  • US2221831A - Antimonyl catechol salicylic acid sodium salt : en
  • FR858121A - cigarette case : en fr
  • GB529301A - Improvements in or relating to gear finishing machinery : en
  • US2222103A - Container cap : en
  • GB529389A - Improvements in or relating to electric control of type setting machines : en
  • DE698905C - Production of fermentation citric acid : de en
  • DE699027C - Cleaning device for cylindrical shafts or tenons of drill insertion ends : de en
  • GB529300A - Gas fires and like heat radiating appliances : en
  • GB529236A - Improvements in or relating to electric condensers more particularly for high frequency and wireless purposes and processes for the manufacture thereof : en
  • GB529277A - Improvements in and connected with steel tape measures : en
  • GB529427A - The manufacture of a leuco-sulphuric acid ester of an indigoid vat dyestuff : en
  • FR858299A - Plug : en fr
  • US2221917A - Selective separation of continuous interleaved record assembly : en
  • FR858147A - Indicator device for liquids : en fr
  • US2222203A - Compressor or pump : en
  • FR858293A - Gas burner valve : en fr
  • FR858302A - Process for preparing basic water soluble dyes : en fr
  • US2221953A - Lubricating oil composition : en
  • US2221958A - Fuse : en
  • FR858271A - Rotary valve timing for internal combustion engines and more particularly for injection engines : en fr
  • GB529257A - Improvements in or relating to the production of moulded articles from plastic material : en
  • US2222243A - Portable hoisting jack : en
  • FR858314A - Improvements to cathode ray tubes : en fr
  • GB529314A - Securing the heads to the cylinders of internal combustion engines : en
  • GB529359A - Improvements in dry shaving devices : en
  • FR858291A - Improvement in ribbon-insulated cables : en fr
  • GB529392A - Improvements in or relating to shock absorbers : en
  • GB529528A - Improved ignition plug for internal combustion engines : en
  • DE698969C - Process for the production of hydrocarbon oils from carbonaceous substances : de en
  • FR858159A - Radio receiver : en fr
  • GB529340A - Improvements in plate heat exchangers : en
  • FR858378A - Automatic perpetual calendar : en fr
  • USD123642S - Design for a dress or sbdlar article : en
  • DE699072C - Braking device, especially for truck trains : de en
  • DK58168C - Radio receiver. : da en
  • FR858364A - Electric heating rod by radiation : en fr
  • DE698881C - Gear scraping method : de en
  • US2221950A - Compensating instrument : en
  • US2222319A - Luminaire : en
  • US2222094A - Film holder : en
  • US2222133A - Rotary internal combustion engine : en
  • US2222161A - Knitting machine : en
  • FR858242A - Improvements to soles for shoes : en fr
  • US2221912A - Liquid level : en
  • GB529564A - Improvements in or relating to tuft-yarn spool and tube carrier frames for use in looms for weaving axminster carpets and the like tufted pile fabrics : en
  • GB529307A - Improvements relating to centrifugal spinning, twisting and analogous machines : en
  • GB529238A - Mounting of internal combustion engines on automobile chassis : en
  • FR858198A - Stapling machine : en fr
  • GB529336A - Improvements in or relating to brass wind instruments : en
  • GB529371A - Improvements in shutters or forms for the in situ construction of concrete buildings : en
  • DE698823C - Air filters for internal combustion engines : de en
  • US2222164A - Calculating machine : en
  • AU111883B2 - The acetylation of para-phenetidin : en
  • CA392678A - Acetal : en fr
  • US2221952A - Production of valuable carbonaceous substances : en
  • US2222286A - Apparatus for handling strands : en
  • GB529294A - Improvements in means for vulcanisation of endless rubber belts : en
  • DE698961C - Crawler chain in which the connection of two adjacent links is made by two bolts each coaxial and perpendicular to the direction of travel : de en
  • FR858157A - Production of a direct voltage by means of relaxation oscillations : en fr
  • GB529321A - Improvements in or relating to tooth and friction gearing : en
  • US2222024A - Ice storage bin : en
  • US2222077A - Suction cleaner : en
  • US2222091A - Display rack : en
  • CA392558A - Refrigerator : en fr
  • US2222069A - Method for predetermining the volume represented by a shaded record : en
  • AU566539A - Improvements in or relating to seals for floating roofs for tanks containers including the improved seal, and method of constructing shoe forthe seal ofa floating roof inside a tank : en
  • CA392600A - Blowpipe apparatus for surfacing metals : en fr
  • US2221993A - Filter : en
  • US2222369A - Chicken feeder : en
  • US2221938A - Bowling ball grip measuring device : en
  • US2221928A - Eye examining instrument : en
  • USD123601S - Design for a game device : en
  • USD123646S - Di verdura : en
  • US2221807A - Tertiary alkyl halo-phenols : en
  • US2222047A - Apparatus for removing liquid from tires : en
  • US2222122A - Process for stabilization of copper treated oils : en
  • CA392623A - Convector or radiator cabinet : en fr
  • GB529402A - Improvements in and relating to the kneading and mixing of rubber and similar plastic substances : en
  • US2222081A - Wrench : en
  • FR858370A - Apparatus for cleaning the exhaust gases of internal combustion engines : en fr
  • GB529523A - Improvements in electron discharge devices : en
  • AU155740A - Improvements in mercury arc converters : en
  • US2222092A - Lamp burner assembly : en
  • US2221891A - Air conditioning device for passenger vehicles : en
  • US2222381A - Hinged belt coupler : en
  • US2222561A - Method and apparatus for reconcentrating hygroscopic liquids : en
  • US2222321A - Railway truck : en
  • US2222526A - Method of dye stripping : en
  • US2221899A - Blocker synchronizer : en
  • US2222080A - Air conditioning unit : en
  • GB529467A - Improvements in switches of the type used in telephone systems : en
  • CA392672A - Axle or shaft packing : en fr
  • US2222011A - Joint-sealing device dependent on an application of heat and pressure : en
  • US2222404A - Vehicle bumper : en
  • US2222075A - Bicycle stop signal apparatus : en
  • US2221816A - Cooled nozzle segment for combustion turbines : en
  • US2221813A - Tractor bulldozer : en
  • US2221961A - Bolt locking means : en
  • USD123590S - Design for a shoe or similar article : en
  • FR858203A - Radio receiving apparatus intended for reception on several wavelength bands : en fr
  • FR858207A - Mechanical sound recording device on endless tapes with a wax coating : en fr
  • FR858389A - Tire improvements : en fr
  • DE699166C - Device for opening the lid of lid boxes : de en
  • DE698888C - Clay removal saw : de en
  • DE699145C - Multi-flame burner : de en
  • US2221853A - Tube cleaner and element thereof : en
  • US2221911A - Azo compounds and material colored therewith : en
  • US2222212A - Shaping uppers over lasts : en
  • US2222364A - Weighing machine and amusement device : en
  • CA392588A - Fan support : en fr
  • AU122740B2 - Improvements inthe treatment of woollen fibre or textiles to reduce shrinking tendencies : en
  • DE699142C - Control for electrical spot welding machines : de en
  • GB529487A - Improvements in or relating to ladies' stockings : en
  • FR858168A - Variable inductance device : en fr
  • USD123597S - Design for a hair curler : en
  • US2222301A - Method and apparatus for producing multiple reflections : en
  • USD123625S - Design for a cigarette package container : en
  • CA392537A - Sewer rod power transmission : en fr
  • US2222012A - Alkylation of aromatic compounds : en
  • DE698796C - Process for the preparation of a hydrogenation product of the follicular hormone : de en
  • FR858231A - Anti-icing device for carburetors : en fr
  • CA392603A - Chromium compound reduction : en fr
  • US2222234A - Multiple trouser hanger : en
  • DE698829C - Cap folders for sewing machines : de en
  • US2222054A - Sand milling machine : en
  • US2222456A - Shell grommet : en
  • FR858303A - Improvements to thermionic valve circuits : en fr
  • FR858336A - Mannequin : en fr
  • GB529354A - Manufacture of hollow glass articles : en
  • FR858365A - Advanced electric heating device for: ovens, pots, boilers, fryers, etc. : en fr
  • GB529284A - Improvements in and relating to clockwork toys : en
  • DE699103C - Machine for creating perforations : de en
  • FR858181A - Electrical installation for carrier frequency devices : en fr
  • AU497539A - Improvements in methods of and apparatus for tensioning transmission belting : en
  • US2222170A - Recovery of mercaptans : en
  • US2222245A - Memory aid system : en
  • US2222318A - Combination packing case and desk : en
  • US2222372A - Reheating method and furnace : en
  • US2222503A - Bottle registering device : en
  • US2221834A - Wheelbarrow : en
  • US2222169A - Short wave tuning : en
  • US2222315A - Well packer : en
  • GB529532A - Improvements in and relating to combination locks : en
  • FR858106A - Improvements to drive mechanisms for machine tools or the like, animated by an intermittent or reciprocating movement : en fr
  • FR858141A - Frame for transparent mirrors and similar items : en fr
  • US2222262A - Photographic emulsion : en
  • US2221884A - Elastic bearing : en
  • US2222586A - Radio altimeter : en
  • CA392579A - Electric circuit : en fr
  • US2222269A - Pressing apparatus : en
  • US2221980A - Bass strap adjuster for accordions : en
  • GB529267A - Improvements in and relating to the manufacture of seamless hosiery, fabrics and cloths, the finishing of the same in the rough and the means employed in the process : en
  • BE439832A - : en
  • FR858318A - Pressure reducing device for compressed gas cylinder : en fr
  • US2222196A - Radio receiving system : en
  • GB529268A - A device for facilitating the slicing of foodstuffs : en
  • US2221866A - Purification of liquid or liquefiable materials derived from coal : en
  • DE699131C - Arrangement for cooling machines for air and liquid cooling : de en
  • DE699081C - Device for breaking stone saw leaves : de en
  • FR858358A - Improvements to rolling stock wheel boxes : en fr
  • US2222487A - Lubricant : en
  • CA392655A - Wired radio service system : en fr
  • AU111873B2 - Improved differential driving mechanism : en
  • GB529285A - Improvements in atomizers : en
  • FR858248A - Improvements to the assembly of furniture springs : en fr
  • FR858392A - Manufacturing process for aluminous cements, in particular white aluminous cements : en fr
  • GB529282A - Electrical device for checking the receiving circuits of inductor-type signal-repeater systems upon railways : en
  • CA392585A - Brake mechanism : en fr
  • US2221799A - Saponification of fats and oils : en
  • DE699077C - Direction indicators, in particular for motor vehicles : de en
  • GB529378A - Improvements in wringers : en
  • DE699148C - Vulcanizing mold : de en
  • US2222543A - Refrigerator : en
  • GB529424A - Improved protective screens, particularly for doors and windows, for use in air raids : en
  • AU1531644A - Improvements in and relating to clothes pegs : en
  • US2222116A - Tractor jack : en
  • US2222179A - Button blank feeding apparatus : en
  • US2222214A - Power converting unit and system : en
  • US2222231A - Garment hanger : en
  • US2222334A - Fastening device for race members : en
  • US2222470A - Method of preliminarily curing a heat convertible resinous material : en
  • US2221855A - Pumping apparatus : en
  • US2222090A - Wearing apparel : en
  • US2221868A - Glass-to-metal seal : en
  • USD123568S - De sign for a pin or similar article of jewelry ii : en
  • DE699024C - Apron stretching system : de en
  • US2222292A - Photoelectric exposure meter : en
  • US2222206A - Turning and milling machine : en
  • US2222575A - Heat exchanger : en
  • USD123569S - Sign for a bun toaster : en
  • DE699021C - Process for the production of shiny nickel coatings : de en
  • FR858335A - Vertical cage, intended in particular for continuous rolling mills : en fr
  • US2222126A - Automatic switch for use in telephone or like systems : en
  • AU525739A - Automatic hydraulic control valve mechanism : en
  • CA392563A - Electrolytic condenser : en fr
  • FR858228A - Gas cylinder shutter for gas pressure chargers : en fr
  • GR9345B - CIGARETTE LIGHTER. : el en
  • US2221755A - Operating mechanism for pressing machines : en
  • CA392601A - Welding rod reel : en fr
  • US2222307A - Offsetting arrangement for boring tools and the like : en
  • US2222367A - Internal combustion engine : en
  • FR858304A - Glass indicating the level of a liquid, for pressure vessels : en fr
  • GB529473A - A method and apparatus for measuring or testing the flattening or deflection under load of tyres for vehicles : en
  • DK58165C - Apparatus for avoiding distortion errors in line jump imaging. : da en
  • DE698864C - Thermal release device for automatic switch : de en
  • US2222488A - Support : en
  • FR858235A - Apparatus for illuminating cavities and particularly those of the human body : en fr
  • GB529429A - Improvements in or relating to a process for the preparation of very active wave-stilling oils : en
  • FR858211A - Process for burning liquid or gaseous fuels in a fireplace : en fr
  • FR858260A - Carburetor producing gas detonating by decomposition of a solid compound by heat : en fr
  • DE699005C - Rat lock to be used in a sewer : de en
  • FR858122A - Depilatory product : en fr
  • CA392574A - Electric discharge device : en fr
  • FR858167A - Process and improved means for making a joint between two parts by casting metal around said parts : en fr
  • US2222455A - Process of producing primary delta-alkenyl malonic esters : en
  • DE699056C - Easily detachable connection between sheet metal parts : de en
  • US2222299A - Reciprocating screen : en
  • DE699042C - Insert body for pipes in steam boilers and other heat exchangers : de en
  • US2222480A - Center sill reinforcement : en
  • US2222544A - Formed piece of silver palladium alloys : en
  • CA392651A - Multi-ply bag : en fr
  • FR858298A - Process and tools for the manufacture of a fluorescent tube or other similar applications : en fr
  • CA392627A - Segmental abrasive wheel : en fr
  • CA392649A - Brake drum : en fr
  • CA392647A - Door opening mechanism : en fr
  • FR858172A - Improvements to pipe fittings : en fr
  • GB529535A - Improvements relating to electromagnetically controlled indicators for displaying variable information : en
  • US2222446A - Rippling machine for the treatment of textile materials : en
  • DE698876C - Device for regulating the flow of floating debris through drainage channels in beet leaf washing machines : de en
  • AU111914B2 - Permeability-tuned oscillator tracking arrangement : en
  • CA392628A - Piston ring : en fr
  • CA392536A - Recording device : en fr
  • US2222258A - Check pad casing : en
  • US2221888A - Mirror sign : en
  • US2222166A - Order dial : en
  • AU111894B2 - Improvements in or relating to telephone systems : en
  • GB529397A - Improvements in transmission gear devices : en
  • DE698853C - Electric ignition device to initiate the reaction between nitrogen and carbide in the production of calcium cyanamide : de en
  • CA392612A - Side wrist watch : en fr
  • DE698869C - Process for the production of socks with French feet worn with the left side outwards on the flat weft knitting machine : de en
  • FR858164A - Printing or similar telegraph apparatus : en fr
  • AU111879B2 - Improvements relating tothe bracing or staying of pipes and like hollow bodies : en
  • CA392545A - Valve mechanism for fuel preheating : en fr
  • CA392692A - Crotonaldehyde condensation product : en fr
  • DE698992C - Device for monitoring the amount of a mass in a container : de en
  • GB529486A - Improvements in apparatus for delivering fire-extinguishing foam : en
  • DE698789C - Carrying conveyor : de en
  • DE698847C - Control device for double-acting hydraulic sheet metal drawing presses : de en
  • GB529369A - Improvements in or relating to oil burning heaters : en
  • GB529516A - Improvements in fuel supply systems for aircraft : en
  • GB529563A - Improvements in women's undergarments and the like : en
  • DE698918C - Stepping relay for railway safety devices : de en
  • US2221918A - Valve grinding machine : en
  • US2221969A - Steam and air engine : en
  • US2221987A - Selvage iron attachment : en
  • GB529457A - Improvements in and relating to electric crane, hoist and the like control systems : en
  • FR858103A - Coupling of transformers for grid-controlled inverters : en fr
  • GB529418A - Improvements relating to distributing systems for fluid media : en
  • GB529549A - Apparatus for delivering can heads or the like from a stack for application to can bodies or like receptacles : en
  • GB529498A - Improvements relating to bucket dredgers and excavators : en
  • US2222233A - Cement retainer : en
  • US2222242A - Air conditioning system : en
  • FR858295A - Manufacturing process of vegetable proteins : en fr
  • DE698802C - Pipe joint for railway heating steam coupling : de en
  • FR858274A - Process for the protection and momentary preservation of perishable materials such as food, and apparatuses carrying out said process : en fr
  • DE699156C - Crossed wing : de en
  • USD123580S - Design foe a combined can holder and dispenser : en
  • USD123654S - Israel .et al brooch or similar article : en
  • US2222070A - Bathtub appliance : en
  • US2222387A - High-frequency tunable system and apparatus : en
  • FR858280A - Improvements in the manufacture of porous rubber products : en fr
  • US2221862A - Lighting device : en
  • US2222382A - Bottle cap remover : en
  • DE699068C - Fighter plane : de en
  • DE699126C - Production of colloidal solutions of copper or copper oxide : de en
  • FR858279A - Push pen : en fr
  • GB529547A - Improvements in cross slide mechanisms for multiple spindle lathes : en
  • GB529525A - Improvements in or relating to alternating current inductance bridges : en
  • US2221925A - Universal electric connector : en
  • US2222032A - Metronome : en
  • US2222518A - Spark plug cleaner : en
  • US2221945A - Moldable sheet composition and process of preparing same : en
  • GB529553A - Improvements in or relating to starting apparatus for internal combustion engines of aircraft and other vehicles : en
  • USD123647S - Design for chess pieces : en
  • GB529446A - Improvements in or relating to electric selector keys : en
  • DE698986C - Potato or turnip harrow : de en
  • US2222061A - Gem setting : en
  • US2221896A - Transmission synchronizer : en
  • US2221989A - Gas and liquid separator : en
  • US2222099A - Telephone system : en
  • US2222314A - Cooking machine : en
  • USD123594S - Design for a hair drier or the like : en
  • CA392599A - Loom picker : en fr
  • CA392660A - Water heating system : en fr
  • US2222352A - Picker stick lug or block : en
  • US2222540A - Safety controllable driving mechanism : en
  • USD123651S - Design for a dress : en
  • GB529256A - Improvements in or relating to shaft couplings : en
  • GB529347A - Improvements in laryngaphones : en
  • GB529327A - Improvements in or relating to tap grinding fixtures : en
  • US2222297A - Objective defining device : en
  • DE699115C - Process for the preparation of condensation products from alkali, ammonium or alkaline earth polysulphides with 2-chloroethyl-2'-chloroethyl ether : de en
  • GB529266A - Improvements in accessories and appliances relative to and employed in connection with hosiery, knitted or woven fabrics and the like : en
  • US2221886A - Match book : en
  • GB529420A - Constant potential transformer : en
  • US2222065A - Combination combustion and electric stove : en
  • US2221927A - Apparatus for the treatment of commodities : en
  • US2222217A - Escapement mechanism : en
  • FR858194A - Ski : en fr
  • US2222138A - Mechanical clearance regulator : en
  • US2222173A - Electrical control system : en
  • DE698933C - Shelf support : de en
  • US2221754A - Fountain pen attachment : en
  • US2221974A - Stock feeder : en
  • USD123627S - Design fob a dress : en
  • USD123636S - Design for an ironer : en
  • FR858294A - Process for preparing basic amides : en fr
  • GB529296A - Improvements in or relating to photographic copying apparatus : en
  • US2222227A - Stereotype matrix rack and drier : en
  • AU530539A - Improvements in or relating to discharge lamp circuits : en
  • US2222220A - Production of wire clips and the like : en
  • CA392538A - Hot water bottle : en fr
  • AU111896B2 - Improved mechanism for converting rotary motion into reciprocatory motion adaptable toa windmill pump or other power pumping unit : en
  • AU206839A - An improved antenna array forthe directional radiation of energy : en
  • CA392561A - Harvester reel device : en fr
  • CA392689A - Automobile door : en fr
  • US2222523A - Lady's health brassiere and health protector : en
  • DE699085C - Method and device for swimming pool treatment permanent minerals : de en
  • US2221894A - Transmission synchronizer : en
  • CA392557A - Floor mop : en fr
  • DE699036C - Snap switch : de en
  • DE698889C - Device for lifting hand shovels : de en
  • US2222555A - Electrical conductor : en
  • DE687647C - Electric hotplate : de en
  • DE698808C - Oil jet switch : de en
  • US2222216A - Refrigerant distributor : en
  • US2221890A - Pebbled surface : en
  • US2222155A - Preparation of 2-keto aldonic acids from aldonic acids by anodic oxidation : en
  • US2222389A - Treatment and assembly of lapped metal parts : en
  • AU111921B2 - Improvements relating to magnetic electric relays : en
  • US2222553A - Remote control for latches and locks : en
  • AU111919B2 - Improvement in apparatus for control of air supply and method of securing accurate results in operation of furnaces : en
  • US2222046A - Car construction : en
  • US2222409A - Dog leash : en
  • DE699162C - Braking device for motor vehicle trains : de en
  • AU111918B2 - Improvements in mercury arc converters : en
  • CA392639A - Lens marker : en fr
  • AU1573344A - Improvements inthe treatment of woollen fibre or textiles to reduce shrinking tendencies : en
  • US2221748A - Automatic pilot device : en
  • US2222121A - Handle bar grip : en
  • USD123596S - Design fob a base fob a table center- piece : en
  • US2221752A - Thermostat : en
  • US2222396A - Drying chamber : en
  • DE699001C - Dishwasher : de en
  • US2222209A - Switch : en
  • US2222253A - Book cover : en
  • CA392620A - Anodic cleaning process : en fr
  • US2222399A - Locking device : en
  • AU122753B2 - Improvements in or relating to camera forand methods of color photography : en
  • AU498239A - Improved mechanism for converting rotary motion into reciprocatory motion adaptable toa windmill pump or other power pumping unit : en
  • USD123571S - De sign for a combination kitchen unit : en
  • DE699110C - Softeners for textile fibers : de en
  • FR858289A - Advertising device : en fr
  • GB529367A - Improvements in or relating to packages : en
  • CA392617A - Card cutting means : en fr
  • US2222255A - Fur slitting device : en
  • US2222377A - Suspension mechanism : en
  • USD123626S - Design for a dress : en
  • CA12902S - Tea or dinner set of semi-porcelain : en
  • CA392657A - Piston packing device : en fr
  • AU111875B2 - Jack for use in connection with tractors and trailing implements drawn bythe latter : en
  • FR858360A - Elastic wheel : en fr
  • DE699163C - Milk bottle cap : de en
  • CA392619A - Elevator : en fr
  • CA392667A - Yarn and foil processing : en fr
  • US2221803A - Radiator cleaning device : en
  • US2221759A - Slide fastener : en
  • AU499939A - Improved tipping means for motor vehicle truck bodies orthe like : en
  • US2222198A - Aluminum phosphate pigmented paper : en
  • US2222073A - Flock cutter : en
  • US2222350A - Process fob producing n-substitu- : en
  • US2222492A - Brake lever : en
  • GB529309A - Improvements relating to centrifugal spinning, twisting and analogous machines : en
  • AU111906B2 - Improvements in baking or drying ovens : en
  • US2221796A - Preparation of sodium thiocarbonate : en
  • FR858124A - Process for preparing baths or other solutions having good wetting, penetrating, dewelling, emulsifying or dissolving properties : en fr
  • CA392548A - Mattress display device : en fr
  • CA392650A - Foundation garment : en fr
  • CA392683A - Isocyclic compound : en fr
  • US2222105A - Door handle and lock : en
  • USD123660S - Design for a dress : en
  • CA392611A - Slip clutch device : en fr
  • CA392551A - Filter fabric : en fr
  • CA392566A - Heading machine feeding and cold drawing mechanism : en fr
  • CA392556A - Colour correction in photography : en fr
  • DE698951C - Photographic camera for generating panoramaaehnlet is : de en
  • DE699054C - Calibration and monitoring device on devices for measuring mechanical forces and moments : de en
  • US2222201A - Refrigerator : en
  • US2222386A - Sled runner : en
  • US2222171A - Carbide feed mechanism : en
  • US2222177A - Can opening and spout forming device : en
  • AU122940A - Improvements in television and like signal receiving apparatus for separating a relatively wide band of frequencies form a narrower band of frequencies : en
  • CA392529A - Metal surface treating method : en fr
  • DE698897C - Process for the production of layers of great hardness and resistance on objects made of iron, steel or other metals : de en
  • AU111923B2 - Pegless clothesline : en
  • US2221992A - Lock : en
  • US2221898A - Transmission synchronizer : en
  • US2222357A - Tetrahydro aryl-alkyl ketones and method for preparing them : en
  • USD123581S - Design for a stirring apparatus : en
  • US2222584A - Bakepan nesting lug : en
  • DE698785C - Ready-made tie with stiffening insert : de en
  • GB529387A - Improvements in cyclone separators : en
  • US2221883A - Telephone answering system : en
  • US2222520A - Stable organic calcium salt solutions adapted for injection : en
  • US2221757A - Hair dressing implement : en
  • US2221786A - Method and apparatus for conditioning air : en
  • USD123634S - Design for a dress : en
  • US2221791A - Controlling means for prime movers : en
  • CA392643A - Refrigerating and water heating apparatus : en fr
  • AU111895B2 - Improvements in methods of and apparatus for tensioning transmission belting : en
  • CA392638A - Heel breast covering clamping device : en fr
  • USD123595S - Design for an airplane : en
  • AU95640A - Jack for use in connection with tractors and trailing implements drawn bythe latter : en
  • DE698860C - Electric gas switch with additional blowing : de en
  • DE699061C - : de en
  • DE699112C - Electrical insulating body : de en
  • AU111880B2 - Improvements in electric indicating instruments : en
  • US2221870A - Stove : en
  • US2222588A - Extensible antenna : en
  • US2221997A - Corrosion preventative : en
  • US2222015A - Method of and means for planting : en
  • CA392629A - Proportioning apparatus : en fr
  • CA392596A - Cooking utensil handle : en fr
  • CA392560A - Post drill device : en fr
  • DE698811C - Interrupting device for electrical circuits with high currents : de en
  • AU506139A - Improvements in baking or drying ovens : en
  • US2222320A - Door or drawer pull : en
  • US2222506A - Process for producing urea-formaldehyde-butanol reaction products : en
  • DE698981C - Process for impregnating fibrous construction panels with fire retardants : de en
  • DE698814C - Process for the preparation of tricarbocyanines : de en
  • CA392591A - Brake mechanism : en fr
  • US2222432A - Automatic volume control : en
  • CA392613A - Acidic solution handling apparatus : en fr
  • GB529380A - Improvements in insulated electrical conductors : en
  • FR858259A - Abrasive dispenser : en fr
  • CA392568A - Beaded welting : en fr
  • US2221929A - Braking apparatus for trailer vehicles : en
  • US2222541A - Bag machine : en
  • FR858394A - Method and device for obtaining a direct voltage proportional to a frequency : en fr
  • FR858341A - Lock : en fr
  • FR858372A - Preparation of alloys based on magnesium and ceric earth metals : en fr
  • GB529234A - Improvements in methods of igniting direct current high voltage electric arcs : en
  • US2222375A - Trap door for fish baskets : en
  • US2222142A - Barrel truck : en
  • USD123579S - Supporting frame for automatic vulcanizers : en
  • US2222466A - Faucet : en
  • FR858202A - Radio receiver device : en fr
  • FR858373A - Rubber track for tracks and its application to agricultural or other cars : en fr
  • GB529568A - Improvements in machines for dressing cylindrical surfaces by a honing or lapping process : en
  • US2222199A - Pigmented paper and process of making same : en
  • US2222448A - Telegraph sending key : en
  • FR858111A - Device for adjusting the tension of webs of paper, fabrics and other similar materials as they enter machines : en fr
  • GB529417A - Improvements in or connected with optical observation instruments : en
  • DE699167C - Device for folding a cover over prismatic objects : de en
  • FR858247A - Showcase, glass cabinet or similar cabinet : en fr
  • GB529362A - Improvements in or relating to aircraft cabins : en
  • GB529311A - Improved process and apparatus for solvent extraction : en
  • GB529304A - Improvements in electrical musical instruments : en
  • GB529240A - Improvements in and relating to the production of metal from ore : en
  • FR858270A - Improvements to hoists and similar devices : en fr
  • GB529363A - Improvements in or relating to sealing glands : en
  • FR858379A - Process for obtaining carbides rich in aromatic carbides : en fr
  • US2222076A - Folding machine : en
  • US2222394A - Process for producing monovinyl acetylene : en
  • AU111886B2 - A combined union and multi-way cock more particularly for connection to bib-cocks : en
  • GB529335A - Improvement in process for roasting ore : en
  • AU111905B2 - An improved steam field kitchen : en
  • CA392693A - Chromium plating apparatus : en fr
  • US2221971A - Solar-absorption cooling system for building structures : en
  • DK58171C - Mechanism for Operating Electrical Switches or Switches and Valves. : da en
  • FR858217A - Improvements to clutches and method of aligning a number of clutch levers : en fr
  • FR858371A - Preparation of mg-based alloys and ceric earth metals practically free from cerium : en fr
  • DK58166C - Coupling for automatic Volume control with Amplifiers. : da en
  • USD123622S - Lutman hedge shears : en
  • DK58164C - Photocell Modulator and Photocell Amplifier Circuit Board, In particular for Television Transmitters. : da en
  • FR858338A - Printing device : en fr
  • FR858344A - Improvements with alkyd resins and coating compositions prepared using these resins : en fr
  • GB529374A - Improvements in or relating to electric lamps, discharge devices and the like : en
  • US2221981A - Sheet feeder : en
  • US2222351A - Loom picker : en
  • US2221882A - Process of producing aromatic alcohols : en
  • US2222050A - Viscose low in hemicellulose : en
  • DE698787C - Scraper conveyor : de en
  • FR858224A - Stereoscopic camera : en fr
  • DE698810C - Arrangement for regulating the voltage of alternators : de en
  • US2221957A - Salad dressing : en
  • US2222172A - Envelope current system : en
  • US2222259A - Apparatus for measuring high pressures : en
  • AU159040A - Improvement in apparatus for control of air supply and method of securing accurate results in operation of furnaces : en
  • US2221861A - Calculating machine : en
  • US2222157A - Alloy : en
  • US2222290A - Liquid container : en
  • US2222393A - Antiskid chain : en
  • FR858369A - heat exchanger : en fr
  • FR858345A - Display device for shelves : en fr
  • GB529292A - Improvements in or relating to inking mechanisms for printing presses : en
  • US2222284A - Indicating device : en
  • US2222345A - Chlorine containing lacquer raw materials : en
  • US2222072A - Package : en
  • US2222071A - Detachable scarifier tooth : en
  • DE699098C - Device that can be used as a pick and spade : de en
  • US2222014A - Well packing device : en
  • USD123659S - Design for a brooch or similar article : en
  • FR858177A - Heavy alloys : en fr
  • US2221985A - Radiator and ventilating system for motor vehicles : en
  • FR858227A - Improvements to the derailleur and the key for disassembling the freewheels of the bicycle derailleur : en fr
  • AU132140A - Permeability-tuned oscillator tracking arrangement : en
  • DE699043C - Device for the execution of the process for the production and post-treatment of endless artificial fiber strands in a continuous operation : de en
  • GB529388A - Improvements in or relating to aircraft : en
  • US2221839A - Fuel for compression ignition engines : en
  • US2222051A - Slitter : en
  • GB529438A - Improvements in teats for infants' feeding bottles : en
  • US2222483A - Spindle structure for spinning and twister frames : en
  • FR858357A - Improvements to drying processes, particularly wood : en fr
  • GB529386A - Improvements in and relating to clips for fountain pens and the like : en
  • FR858123A - Safety device with stop pawls : en fr
  • FR858309A - Electrically actuated indicators : en fr
  • GB529316A - Improvements in spraying devices : en
  • FR858330A - Process for reacting carbon monoxide with hydrogen : en fr
  • US2221932A - Folding chair structure : en
  • US2222137A - Wood block flooring : en
  • GB529255A - Improvement in dry spray for preventing offset : en
  • GB529364A - Improvements in paint : en
  • GB529445A - Improvements in and connected with lubricator devices particularly adapted for the lubrication of cams in electric ignition apparatus : en
  • FR858243A - Electric relay with key adjustment : en fr
  • GB529330A - Improvements in and relating to the mounting of electric fuses : en
  • CA392583A - Television transmitter : en fr
  • DE698858C - Device for releasing locked axles : de en
  • US2222010A - Wave machine : en
  • US2222445A - Ophthalmic mounting : en
  • US2222237A - Air conditioning system : en
  • US2222554A - Fishhook : en
  • FR858148A - Apparatus for acrobatic gymnastics : en fr
  • US2221984A - Rubberized belting and method of making the same : en
  • CA392533A - Kitchen shears : en fr
  • DE699128C - ruesen hormones from body fluids : de en
  • US2222472A - Corrosion resistant nickel base alloy : en
  • US2222276A - Apparatus and a process for the recovery of gasoline from cracked petroleum hydrocarbons : en
  • GB529507A - A mechanical course predictor for use in vessels at sea and aircraft in the air at night : en
  • US2222168A - Sheet material feeding mechanism : en
  • US2221758A - Surgical dressing : en
  • US2221856A - Controlling device : en
  • FR858233A - Talking machine combined with a projector : en fr
  • US2222008A - Latch mounting for containers : en
  • US2222475A - Process for refining lubricating oil stocks : en
  • US2222150A - Elastic fabric : en
  • US2222574A - Electrical cable for welding machines : en
  • USD123576S - Design fob a bicycle : en
  • FR858396A - Process for manufacturing hollow valves and a machine for implementing this process : en fr
  • US2222275A - Process for the separation of hydrocarbons : en
  • US2222501A - Draft control : en
  • USRE21624E - Garment construction : en
  • US2222463A - Crude fiber digestion apparatus : en
  • US2221762A - One-man corn picking unit : en
  • GB529318A - Improvements relating to dry shaving devices : en
  • DE698998C - Bullet for weapons with progressive rifling : de en
  • DE699158C - Airplane wing with an engine that can be pivoted about the transverse axis : de en
  • US2221975A - Zirconium salts of water-insoluble fatty acids and methods of making same : en
  • USD123572S - Design for a combination kitchen unit : en
  • US2222433A - Method of making a spark plug : en
  • CA392550A - Synthetic skating surface : en fr
  • FR858321A - Lighting device for box levels : en fr
  • GB529290A - Improvements in or relating to ultra high frequency electro-magnetic wave transmission : en
  • US2222101A - Control device : en
  • FR858367A - Improvements to optical effects advertising devices : en fr
  • FR858169A - Mounting device for frequency stabilization in the modulation stage of short-wave transmitters : en fr
  • FR858377A - Device for recording pupillary movements : en fr
  • AU498539A - Improvements in electric indicating instruments : en
  • FR858140A - Advanced training in aviation and balloon parachutes : en fr
  • FR858277A - Boring device : en fr
  • FR858355A - Improvements to electrical measuring devices : en fr
  • GB529383A - Improvements in or relating to thermionic valve circuits for the generation of saw tooth currents : en
  • GB529443A - Improvements in crankshafts, particularly for twin-cylinder engines : en