• USD82212S - Design foe : en
  • USD82225S - Design for a set op puzzle numerals : en
  • FI13069A - Anordning for the regulation of color effects with a set of apparatus : en fi
  • DK43095C - Arrangement at rolling mills for margarine and the like. : da en
  • US1777318A - Automobile cement mixer : en
  • US1777455A - Method of making hubs : en
  • US1777754A - Air-hose coupling : en
  • GB336091A - Improvements in or relating to iron or steel alloys : en
  • GB336271A - An improved folding platform or tool rest for attachment to the rungs of ladders or steps : en
  • US1777914A - Safety razor : en
  • US1777948A - Toy : en
  • DE508616C - Vibration damper for shafts : de en
  • DE509440C - Cleaning and polishing disc for knife cleaning machines : de en
  • US1777379A - Direction signal for traffic officers : en
  • DE509659C - Fertilizer spreader : de en
  • DE509253C - Soap and washing machine for fabrics made of wool in rope form : de en
  • DE509485C - Two-part joint strips : de en
  • DK43100C - Heat exchanger. : da en
  • GB336070A - Improvements relating to back-pressure reducing valves or drain valves for fluid-pressure engines : en
  • GB336633A - Process for absorbing ethylene by means of sulphuric acid, and for the manufacture of the corresponding esters, ethers, alcohols or other compounds : en
  • DE509542C - Washing device with storage container for controllable delivery of washing liquids : de en
  • DE509631C - Method for electrical soil research by induction with a ground coil dimensioned according to the probable depth of the embedment sought and a smaller normal coil that is not noticeably influenced by the embedment : de en
  • GB335962A - Improvements in or relating to the manufacture of methanol : en
  • DE509543C - Ampoule with a closed container inside the solvent for the substance to be dissolved only after use : de en
  • GB336001A - Improvements in pumps for obtaining high vacua : en
  • GB315310A - : en
  • US1777975A - Method of making molds : en
  • FI13100A - Sätt att tätslipa mot varandra anliggande tätningsytor vid Maskiner av olika slag : en fi
  • DE509668C - Two-stroke internal combustion engine with reverse slot scavenging : de en
  • US1777400A - Internal-combustion engine : en
  • US1777435A - Full-vision frost shield : en
  • DE509188C - Luffing crane : de en
  • GB336051A - Head translating mechanism for radial drills : en
  • GB336096A - Improvements in multiplex high frequency signalling systems : en
  • DE509571C - Swiveling hand template for grinding machines : de en
  • DK43116C - Procedure for Heating or Cooling Powdered Materials. : da en
  • DE509446C - Burner attachment on stoves for liquid fuels : de en
  • DE509740C - Connection of three beams and columns made of ó ± iron, converging at right angles : de en
  • GB336013A - Tipping wagon : en
  • GB336209A - An apparatus for utilizing energy produced by the movements of the sea : en
  • AT119256B - Film or winding capacitor. : de en
  • AU2277229A - Improved coin and manually controlled means forthe recording and delivery or multiple production of talking machine or like records : en
  • DE509205C - Process for the production of composite discs or wheels : de en
  • DE509461C - Centrifugal liquid manure pump that can be lowered into a pit : de en
  • AT119317B - Machine for testing discharge tubes. : de en
  • GB336094A - Improvements in or relating to multi-cylinder internal-combustion engines having exhaust turbines : en
  • DE509702C - Preservation of solutions of hydrogen peroxide or its compounds : de en
  • GB336105A - Electro-magnetic chuck : en
  • GB336251A - Process for the manufacture of anhydrous sodium sulphide : en
  • DE509606C - Process for the production of accordion-like (zigzag-shaped) newspapers : de en
  • CA304542A - Vacuum closing machine : en fr
  • CA304642A - Electrical discharge apparatus : en fr
  • AT119261B - Reflector. : de en
  • DE509025C - Welding agent for magnesium : de en
  • DE499019C - Fire extinguishing device on storage containers for flammable masses : de en
  • USD82236S - Design for a shoe : en
  • US1777866A - Display apparatus : en
  • US1777421A - Apparel collar : en
  • US1777868A - Football game board : en
  • US1778003A - Pipe-tipping apparatus : en
  • US1777654A - Bottle-conveying machine : en
  • US1777978A - Annealing apparatus : en
  • DE509489C - Device for weaving molded fabrics of variable weaving width : de en
  • GB336055A - Improvements in and relating to apparatus for the pneumatic separation of materials : en
  • GB336028A - Improvements in and relating to thermionic valve amplifiers : en
  • DE509723C - Electric momentary switch responding to thermal effects : de en
  • AT119232B - Method and arrangement for wobbling high frequency currents. : de en
  • AT119388B - Valve for the pressure-tight closure of lines, chambers, etc. Like. For dusty or dusty substances. : de en
  • GB336145A - Pleasure sledge or car : en
  • DE508335C - Steerable crane vehicle : de en
  • GB335960A - Improvements in and relating to jacketed tanks : en
  • GB335998A - Improvements in or relating to devices for dispensing cement and the like : en
  • AT119217B - Device for preparing blood smears. : de en
  • GB336114A - Improvements in fire preventing means for cinematograph projection apparatus combined with means for automatically switching on theatre lights : en
  • CA304479A - Process and apparatus for cutting knot strainer plates for paper making machines : en fr
  • CA304578A - Lead electrode for accumulators : en fr
  • DE509710C - Lubricating device for the grinding bars of pantographs of electric vehicles : de en
  • GB336133A - Rear object mirror for personal wear : en
  • US1777594A - Fish lure : en
  • US1777807A - Adjustable bearing for power-driven feed rolls : en
  • US1777844A - Current-transfer mechanism : en
  • GB336017A - Time-piece serving as watch or travelling clock : en
  • CA304533A - Hydraulic valve : en fr
  • US1777885A - Zoned baking oven : en
  • DE509017C - Aligning oval cigarettes in the mirror position : de en
  • DK43120C - Apparatus for the production of hollow bodies of hogweed porridge. : da en
  • AT119371B - Electrode for ignition devices. : de en
  • DE509277C - DC machine which, when operated as a generator, supplies a practically constant current with highly variable resistance : de en
  • US1777699A - Knitted fabric and machine for knitting the same : en
  • CA304607A - Dispenser : en fr
  • DE508965C - Heat exchange device consisting of stacked metal plates with a plurality of parallel channels : de en
  • DE509707C - Method of making stencil cards : de en
  • DK43130C - Filling and Compression Control for Steam Engines with Rodless Sliders. : da en
  • US1777769A - Mattress-tufting device : en
  • CA304636A - Intaglio ink and ink base : en fr
  • DE509442C - Saucepan with removable damper grate and with insert vessel : de en
  • DE509667C - Device for attaching and removing flycatchers with glue tape : de en
  • CA304617A - Condensation product : en fr
  • DK43110C - Elastic Tip Shapes for Cigar Machines. : da en
  • US1777407A - Lighting fixture : en
  • US1777517A - Multiple pressing apparatus : en
  • US1777892A - Sorting machine : en
  • US1777965A - Bushing for wooden lug sticks : en
  • US1777995A - Bottle closure and the like : en
  • US1777569A - Auxiliary windshield : en
  • DE509230C - Device for grinding toothed circular disks : de en
  • DE509323C - Sewing kit with thread trimmer : de en
  • US1777507A - Steam trap : en
  • DE509588C - Injection nozzle for internal combustion engines with airless injection : de en
  • US1777546A - Filtering material : en
  • CA304594A - Lighting unit : en fr
  • DE509321C - Method for preventing very narrow, strip-shaped parts from being thrown when cutting with a cutting torch : de en
  • GB336246A - A rotary loom for the manufacture of textiles of all kinds in the form of a tube : en
  • DE509306C - Device for dead roasting fine-grained or powdered roast material : de en
  • DE509327C - Beet cutting machine : de en
  • DE509480C - Device for dressing profiled grinding wheels : de en
  • GB335964A - Improvements in the heating of apparatus for condensing milk and the like : en
  • GB336058A - Improvements in looms for weaving terry fabrics : en
  • DE507958C - Sack frill closure for mail bags : de en
  • US1777817A - Vacuum pump : en
  • GB336046A - Improvements in or relating to vehicle wheels : en
  • GB336131A - Improvements in gas main stoppers : en
  • US1777901A - Supplemental door : en
  • USD82230S - Design fob : en
  • CA304597A - Windrow harvester : en fr
  • US1777617A - Process and apparatus for refining industrial metals in the molten state : en
  • US1777886A - Side rail lock for hospital bedsteads and the like : en
  • DE509413C - Telegraph or curve recorder with a moving jet of liquid : de en
  • US1777454A - Welder's helmet : en
  • DE509494C - Weft coil : de en
  • DK43101C - Two-part axle bushing housing for vehicles with inner bearing. : da en
  • FI13101A - Skärpningsapparat för rakbett : en fi
  • AU2548030A - Improvements in or relating to high speed telegraph systems : en
  • GB336077A - Improvements in or relating to uppers of boots and shoes : en
  • US1777998A - Core for metallic castings and method of making the same : en
  • US1777836A - Treating of animal-skin products : en
  • US1777882A - Sorting machine : en
  • US1777309A - Shatterproof transparent material : en
  • US1777354A - Governor : en
  • US1777512A - Tandem harrow : en
  • US1777525A - Electric snap switch : en
  • US1777326A - Windshield construction : en
  • DE509019C - Floating lock trough with one or more loading chambers : de en
  • DE509779C - Connection for multiple rifles : de en
  • CA304470A - Internal combustion engine : en fr
  • AT119251B - Electric hot water storage tank for combined operation. : de en
  • CA304511A - Apparatus for trimming and marking lumber : en fr
  • CA304541A - Can feeding mechanism : en fr
  • US1777751A - Producing cellulose : en
  • US1777744A - Portable heat blower : en
  • US1777619A - Process of purifying hydrocarbons : en
  • GB319374A - : en
  • US1777447A - Waterproofing fibrous product and process of producing the same : en
  • US1777479A - Clutch for gear sets : en
  • US1777708A - Apparatus for heat treating hydrocarbon oils : en
  • US1777759A - Boiler stand : en
  • CA304506A - Extraction of iodine from solutions containing iodine salts in general : en fr
  • DE509029C - Control for compressed air tools with stepped control slide : de en
  • DE509359C - Machine for simultaneous and all-round pressing of loose material : de en
  • DE509364C - Quick-release vice : de en
  • DE509280C - Device for compensating the inductive voltages in low-frequency circuits of rule set circuits : de en
  • DE509370C - Method of attaching a cone-shaped membrane for loudspeakers : de en
  • DE509437C - Dishwasher with raisable and lowerable dish rack : de en
  • GB316981A - Apparatus for generating combustible products under pressure : en
  • DE509378C - Process for the production of barrel shells and similar hollow bodies from plywood : de en
  • DE509361C - Combined process for drying and post-heating of finely divided material by pneumatic conveying using hot gases : de en
  • DE509487C - Process for the production of inlays from thin wood veneer, especially for wall cladding : de en
  • DK43097C - Device for electrical vibration devices, in particular for the recording and reproduction of sound. : da en
  • DE509429C - Process for the production of rayon threads from cellulose solutions : de en
  • DE509578C - Watch glass setting : de en
  • DK43107C - Wheels for Automobiles and the like. : da en
  • AU2263629A - Improvements in or relating tothe suspension of motor vehicles : en
  • DE509175C - Arrangement for the complete or partial elimination of the superimposed alternating current in direct current networks fed by rectifiers or the like : de en
  • GB315865A - Improvements in or relating to heat exchange apparatus : en
  • US1777620A - Overalls : en
  • US1777910A - Method for making fashioned hosiery : en
  • DE509105C - Reisser with dedusting device : de en
  • CA304466A - Sterilizer for toilet seats : en fr
  • DE509118C - Process for the manufacture of explosives : de en
  • DE509544C - Powder atomizers, in particular for medical purposes : de en
  • US1777979A - Method of and flask for facilitating solidification of metal centrifugally cast against a refractory lining : en
  • CA304474A - Process of projecting photographs or cinematographic films in colour : en fr
  • CA304522A - Driving mechanism for railway car generators : en fr
  • US1777641A - Sterilizing holder for clinical thermometers : en
  • US1777493A - Drier : en
  • US1777715A - Vending machine : en
  • CA304612A - Valve mechanism : en fr
  • US1777333A - Differential loop for heating systems : en
  • GB315417A - Improvements in television and like systems : en
  • DE509608C - Paper guide for typewriters with front stop : de en
  • GB336068A - Improvements in slates for writing or like purposes : en
  • AT119301B - Method for operating internal combustion engines. : de en
  • CA304529A - Electromagnetically controlled hydraulic governor for electric metallurgic furnaces : en fr
  • DE509248C - Device on wire mesh machines for inserting the mesh into the folding devices : de en
  • DE509083C - Roller guide for scrapers on flax harvesting machines or the like. : de en
  • DE509146C - Recovery machine with a shovel attached to a handle-like lever : de en
  • GB336107A - Improvements in vehicle brake mechanism : en
  • DE509602C - Recovery of the sulphates contained in the waste water of the viscose-rayon factories : de en
  • CA304590A - Apparatus for producing printing plates : en fr
  • DE509279C - Compensated asynchronous motor with slip regulator : de en
  • DE509298C - Filling tap for filling liquids into bottles with a spray nozzle using a vacuum : de en
  • DE509630C - Method and circuit arrangement for eliminating interfering alternating currents, the frequency of which deviates from that of the measuring current, in electromagnetic soil exploration by means of quantitative measurement of the electromagnetic field of the soil currents : de en
  • DK43119C - Connecting rod for the movement of the needle bar in sewing machines for footwear. : da en
  • US1777895A - A universal joint for motor-driven vehicles : en
  • US1777504A - Conduit pull box : en
  • AT119329B - Tile covering. : de en
  • FR37043E - Process for providing blank photographic films with visible inscriptions capable of being reproduced : en fr
  • GB336007A - Improvements in the manufacture and production of finely divided metals from metal carbonyls : en
  • US1777386A - End gate : en
  • CA304621A - Packing container : en fr
  • DE509506C - Fishing line winch with braking device controlled by a centrally mounted two-armed line conductor : de en
  • GB335959A - Improvements in or relating to reinforced concrete posts, beams or girders and the construction thereof : en
  • AT119204B - Process for the purpose of image transmission and television. : de en
  • CA304499A - Bag fastener : en fr
  • AU2880430A - Viscous hydrocarbon products for use as lubricants andother purposes : en
  • US1777861A - Device for protecting the exhausting socket of vacuum glass vessels containing mercury : en
  • FI13091A - The method of preparation for the uptake of vegetative cell membranes : en fi
  • GB336143A - Improvements in wrist watch straps : en
  • GB336179A - Improvements in or relating to centrifugal pumps : en
  • GB336259A - Telephone transmission systems : en
  • US1777826A - Threaded bottle stopper : en
  • US1777312A - Connecting plug : en
  • US1777580A - End train-pipe valve : en
  • CA304484A - Concrete tank : en fr
  • AT119280B - Four wheel drive for motor vehicles. : de en
  • DE509780C - Firearm with a telescopic sight raised above the barrel and with a stop piston located behind the barrel and in front of the shoulder : de en
  • DK43112C - Method for Preparing Bituminous Emulsions. : da en
  • GB317396A - Improvements in and relating to method of making sulphur trioxide : en
  • GB336061A - The manufacture of fast sulphur dyestuffs : en
  • US1777556A - Television : en
  • US1777722A - Reclamation of lubricating oils : en
  • AT119398B - Equipment on sealing surfaces, guide surfaces or the like of machine parts. : de en
  • US1777944A - Combined aquarium and picture : en
  • GB336146A - An improved method of and means for glazing shop-fronts, show-cases and the like : en
  • US1777658A - Method of forming magnesium ingots for working : en
  • CA304577A - Manufacture of goods of rubber : en fr
  • US1777571A - Coil and method of making the same : en
  • US1777518A - Conduit box : en
  • US1777572A - Adjustable pontoon float : en
  • US1777768A - Closure structure : en
  • GB336029A - Improvements in or relating to harvesters : en
  • CA304634A - Treatment of meal : en fr
  • US1777862A - Sterilizing apparatus : en
  • CA304546A - Paper making machine : en fr
  • CA304571A - Waste mechanism : en fr
  • GB336172A - Improvements in semi-porcelain bodies for the manufacture of pottery : en
  • US1777513A - Window frame and sash construction : en
  • GB336060A - Improvements in or relating to chairs : en
  • USD82224S - Design foe : en
  • US1777984A - Packing : en
  • GB336015A - Improvements in gas tight unions or joints : en
  • GB336064A - Improvements in microscopes : en
  • GB336240A - Improvements in and relating to signs, advertisements, name-plates and the like : en
  • US1777794A - Corset and corselet : en
  • US1777505A - Railroad crossing : en
  • AT119374B - Piston pump. : de en
  • AT119260B - Commercial lighting with advertising effect. : de en
  • DE502254C - Automatic electrical emergency lighting : de en
  • AT119341B - Chenille cloth loom. : de en
  • AU2528630B - Freight cars : en
  • US1777338A - Process of and charge for producing carbon dioxide at low temperatures : en
  • US1777281A - Pulp-molding machine : en
  • AT119344B - Stoppers for ink bottles and other bottles. : de en
  • GB336582A - Improvements in fuel injection valves for internal combustion engines : en
  • US1777865A - Garter : en
  • US1777378A - Photo-electric cell : en
  • DE509526C - Vertical pendulum suspension for vehicle parts : de en
  • CA304508A - Oil burner : en fr
  • CA304488A - Car brake : en fr
  • CA304557A - Electric wave reception : en fr
  • DE509237C - Winding roller for shutters : de en
  • US1777541A - Windshield wiper : en
  • US1777834A - Treating of animal-skin products : en
  • US1777548A - Process for the treatment of phosphoric acid : en
  • US1777290A - Vehicle brake : en
  • US1777954A - Odolphe beh-thost : en
  • DE509596C - Flat iron or iron for tailoring and household purposes : de en
  • USRE17820E - Automatic stoker control : en
  • CA304586A - Apparatus for cleaning moulds : en fr
  • CA304588A - Tire repair : en fr
  • DE509117C - Launching device for toy planes : de en
  • GB336174A - Apparatus for mechanically moving skeins of yarn during treatment with liquids : en
  • FI13074A - Tryckkärl för framställning av pressgaser av olika, reglerbart tryck från flytande aggregationstillstånd : en fi
  • DE509492C - Shank hook for looms : de en
  • GB336106A - Method and means for producing curved-threaded nuts : en
  • GB335989A - Improvements in forging machines : en
  • DE509522C - Method of making transfer rollers : de en
  • DE509204C - Weakly conical reamer with cutting lips divided into individual teeth : de en
  • DE509238C - Device for raising and lowering the spindle or ring rail of roving, spinning and twisting machines : de en
  • GB336264A - Moulding mixture : en
  • GB336056A - Improvements in and relating to signalling devices for use on motor or other road vehicles : en
  • GB336018A - Improvements in the manufacture of trays, and frames for mirrors, pictures and the like : en
  • US1777332A - Mine-laying submarine : en
  • US1777860A - Transmission : en
  • DE509735C - Sales container with a removable insert for transportation : de en
  • US1777335A - Valve for rock drills : en
  • US1777703A - Toy : en
  • US1777818A - Refractory arch and arch brick : en
  • DE509755C - Spark plug, especially with quartz insulation : de en
  • GB336048A - Improvements relating to electrical transformers : en
  • GB336066A - Improvements relating to distributing and spraying nozzles for hoses : en
  • US1777747A - Transparent shell : en
  • US1777753A - Return bend : en
  • US1777983A - Method of making containers : en
  • USD82228S - Habby stone : en
  • DE509564C - Steering pin for steering wheels of motor vehicles : de en
  • DE509392C - Device in the form of a sleeve or a thimble to attach to the finger : de en
  • FI13105A - Equipment for the operation of the supply channel and the fan channel : en fi
  • GB335950A - Improvements in or relating to copper alloys : en
  • DE509256C - Washing machine : de en
  • DE509421C - Electrothermal melting furnace for alternating current with electrodes and single-phase transformers : de en
  • US1777601A - Gyroscopic compass : en
  • DE493045C - Massage device with roller cylinder eccentrically mounted on a rotating shaft : de en
  • DE509099C - Method for thawing frozen meat and apparatus for practicing this method : de en
  • GB316978A - Improvements in shaker sieves : en
  • US1777797A - Counterbalance mechanism for builder levers : en
  • DE509367C - Reaction apparatus to achieve reactions between gases and liquids : de en
  • CA304472A - Combination undergarment : en fr
  • AT119238B - Variable capacitor. : de en
  • AT119255B - Sieve field for endless circulating sieve belts for mechanical water or waste water purification. : de en
  • US1777344A - Antirattle device for motor vehicles : en
  • CA304608A - Dispenser for folded paper articles : en fr
  • AT119285B - Rubbish bin. : de en
  • DE509179C - Dry rectifier connected to a small transformer : de en
  • DE509227C - Collapsible table to be carried in vehicles : de en
  • GB336227A - Apparatus for use in teaching arithmetic : en
  • DE509410C - Rail fastening for heavy excavator tracks : de en
  • DE509751C - Kardaetsche with dust extraction : de en
  • CA304558A - Amplifier : en fr
  • CA304602A - Inturned rim sink : en fr
  • US1777301A - Apparatus for making gas : en
  • AT119345B - Book with loose interchangeable sheets. : de en
  • AT119224B - Toothbrush. : de en
  • US1777282A - Wind-vane device for various applications : en
  • US1777625A - Headlight for automobiles : en
  • AT119339B - File box. : de en
  • US1777280A - Steam-condensing apparatus : en
  • US1777315A - Steering wheel : en
  • AU2587930B - Improvements in coal distillation and coke production plant : en
  • AT119216B - Indirectly heated hot cathode. : de en
  • AT119387B - Device for guiding the cooling water in internal combustion engines. : de en
  • DE509344C - Safety razor with a knife cocked with a constant curvature : de en
  • AT119308B - Process for the manufacture of telephone cables. : de en
  • CA304600A - Acid liquor manufacture : en fr
  • GB316227A - A method and apparatus for mechanically moving skeins of yarn during treatment with liquids : en
  • CA304510A - Lumber grade marking machine : en fr
  • GB336111A - Improvements in the manufacture and production of thiourea : en
  • AT119248B - Device to safely reach the mandibular nerve during conduction anesthesia of the nerve. : de en
  • AT119288B - Armpit. : de en
  • DE509263C - Process for the preparation of alkyl chlorides : de en
  • DE509713C - Externally controlled push-pull tube transmitter : de en
  • AT119249B - Headlights. : de en
  • DE509646C - Dish washer with a paddle wheel that circulates the fluid : de en
  • GB315313A - Improvements in the manufacture of coloured electric glow lamps : en
  • GB336026A - Improvements in or relating to punching or drifting machines : en
  • GB336283A - Process of making formaldehyde : en
  • CA304644A - Process of treating waste sulphite liquors : en fr
  • US1777696A - H kugler : en
  • DE509356C - Device for aligning cigarettes and similar objects in the mirror position : de en
  • US1777356A - Heat-interchange apparatus : en
  • CA304516A - Ditching machine : en fr
  • US1777520A - Glare-hazard-reducing device for vehicles : en
  • DE509517C - Knife for trimming the sides of the lines of die setting and line casting machines : de en
  • GB335980A - Improved means for use in sealing punctures in the inner tubes of pneumatic tyres : en
  • US1777745A - Synchronizing clock system : en
  • FI13077A - Very strong for winter : en fi
  • US1777927A - Hook-off for wells : en
  • US1777967A - Punching of jacquard cards for use in lace and other weaving : en
  • AT119206B - Method and device for receiving short waves. : de en
  • DE509529C - Fastening clamp, especially for laying electrical cables and pipes : de en
  • US1777387A - Double-shuttle loom : en
  • US1777540A - Locomotive driving-box lubricator : en
  • US1777762A - Wire stretcher and splicer : en
  • US1777920A - Duplicator : en
  • DE509580C - Saturation process with return of sludge juice : de en
  • GB336002A - Improvements in carburetors for internal combustion engines : en
  • US1777661A - Feeding device : en
  • US1777743A - Attachment for cooking vessels : en
  • US1777827A - Two-cycle internal-combustion engine : en
  • US1777763A - Centrifugal molding device : en
  • US1777903A - Pencil sharpener : en
  • CA304464A - Cigar container : en fr
  • DE509712C - Device for keeping the rotational speed of electrically driven shafts constant in the event of fluctuations in the mains frequency, especially for television sets : de en
  • DE509744C - Record album with open pockets on the back of the album : de en
  • GB313518A - Improvements in brake mechanism for vehicles : en
  • AU2361029A - Improvements in and connected with water heaters : en
  • US1777303A - Valve mechanism : en
  • US1777346A - Weft detector for looms : en
  • AT119328B - Method and device for increasing energy and creating flashes in an electric arc. : de en
  • GB336125A - Improvements relating to hot water supply and heating systems : en
  • AT119239B - Transmitter for type printing telegraph. : de en
  • US1777429A - Level : en
  • US1777450A - Turbine : en
  • US1777785A - Printing apparatus : en
  • US1778001A - Surgical truss and like appliance : en
  • AT119263B - Electric discharge tube with hot cathode for two-phase rectification of alternating current. : de en
  • AT119264B - High emission rectifier tube. : de en
  • DE509527C - Low-frequency modulated tube transmitter : de en
  • DE509728C - Method and device for wet treatment of spinning cake : de en
  • US1777294A - Method of and apparatus for kneading and mixing : en
  • US1777284A - Pan lifter : en
  • AU2844530A - Improvements in or relating to wave-signalling apparatus, such as radio receivers : en
  • DE508713C - Electrical control device for machines or apparatus for sorting, evaluating or calculating cards or strips of paper provided with hole symbols : de en
  • DE508945C - One-piece gun barrel : de en
  • DE509258C - Coking process and coke oven : de en
  • GB335958A - Improvements in or relating to television : en
  • IE11035L - Heat-exchange device : en
  • US1777411A - Combustion apparatus : en
  • AT119296B - Method and apparatus for removing drilling debris from cased boreholes. : de en
  • AT119327B - Electric switch. : de en
  • US1777666A - Drum for toy hoists : en
  • US1777742A - Plasterer's ground : en
  • CA304569A - Radiator : en fr
  • DE509014C - Cover sheet holder for cigar wrapping machines : de en
  • DE509583C - Attachment of circuit springs on rotary switches : de en
  • DE509589C - Rooster with chicks : de en
  • AT119363B - Valve control for two or three cylinder steam locomotive engines. : de en
  • CA304625A - Draft gear : en fr
  • US1777611A - Pressure-controlled valve : en
  • US1777918A - Fluid conductor : en
  • US1777406A - Rumble-seat top : en
  • AU2557930B - Improvements in or relating tothe manufacture of pipes : en
  • AT119266B - Cleaning process for magnesium and its high-percentage alloys. : de en
  • US1777373A - Window-worker's scaffold : en
  • US1777635A - Railway braking apparatus : en
  • AU2523030A - Improvements in or relating to fire extinguishing apparatus : en
  • DE509245C - Automatic control device for changing the working conditions on trough washers : de en
  • FR37013E - Improvements to electric shock devices : en fr
  • US1777946A - Folding bed or chair : en
  • US1777677A - Scraper : en
  • DE509695C - Pre-chamber internal combustion engine with airless fuel injection : de en
  • DE509734C - Punch rod with axially running grooves on one of the two conical clamping parts for the wire loops : de en
  • AT119366B - Vortex water turbine. : de en
  • US1777471A - Heel : en
  • US1777542A - Folding display cabinet : en
  • DE509283C - Rotating rectifier, the fixed electrode of which is arranged within an electrolyte through which the rotating electrode moves : de en
  • DE509671C - Sales booth for vehicles : de en
  • US1777609A - Rain-water filter : en
  • US1777399A - Friction clutch : en
  • US1777474A - Machine for applying box straps to containers : en
  • GB336083A - Improvements in winches, hoists and the like : en
  • GB336099A - Improvements in and relating to fire-bars for furnaces : en
  • DE509776C - Door and window shutters that can be folded up and pulled out to the side are secured in the end position : de en
  • GB319330A - Method for the production of boxes with hinged lids and neck inserts : en
  • US1777289A - Mold stand : en
  • US1777409A - Method of and apparatus for transmitting motion pictures : en
  • US1777788A - Car-attached derailer : en
  • GB336080A - Apparatus for setting submarine mines : en
  • CA304543A - Process of operating hearth type furnaces : en fr
  • US1777973A - Drive for talking machines : en
  • US1777684A - Tubing arrangement for automatic pneumatic pianos : en
  • US1777636A - Railway braking apparatus : en
  • US1777308A - Reflecting element for oscillographs : en
  • US1777503A - Stop motion for warp-compressing machines : en
  • CA304585A - Method of forming hydrocarbon compounds : en fr
  • CA304596A - Delayed discharge control for windrow harvesters : en fr
  • AT119213B - High emission tube. : de en
  • AU2195629A - Improved machine for washing dishes andthe like : en
  • CA304599A - Harvester : en fr
  • US1777416A - Laying of moored mines from submarines : en
  • US1777829A - Tool clutch : en
  • DE509682C - Floor marking device : de en
  • GB336263A - Improvements in furnaces : en
  • DE509375C - Process for the production of artificial structures from viscose : de en
  • GB336128A - Improvements in or relating to means for obtaining heating current for the filaments of thermionic valves from a rectified alternating current or a pulsating direct current source : en
  • AU2528630A - Freight cars : en
  • US1777336A - Valve for rock drills : en
  • US1777926A - Masonry construction : en
  • US1777685A - Parachute deflater : en
  • US1777712A - Musical toy : en
  • CA304483A - Marking device : en fr
  • AT119265B - Process for bleaching feathers, pelts, furs, hair (bristles) and the like like : de en
  • US1777499A - Tab index for envelopes and method of making same : en
  • AT119390B - Pistons for internal combustion engines. : de en
  • GB336132A - Improvements in or relating to portable power-driven machines for setting-up nuts, screws and the like : en
  • CA304620A - March reversing device for extensible transmission belts : en fr
  • US1777359A - Sleeper holder : en
  • US1777760A - Operating device for bank-tellers'-cage shields : en
  • AT119352B - Device for cross cutter for inserting marking strips. : de en
  • AT119324B - Pulverized coal burners. : de en
  • DE509483C - Insole for wooden clogs : de en
  • DE509699C - Coke oven : de en
  • DK43133C - Support frame for machine guns. : da en
  • GB335977A - Improvements in or relating to display devices : en
  • CA304637A - Method of mixing animal feed : en fr
  • AT119227B - Room inhalation device. : de en
  • DE509574C - Process for the production of artificial stones : de en
  • DE509616C - Antenna arrangement for short or ultra-short waves : de en
  • US1777803A - Cutting compound : en
  • US1777823A - Means for operating musical mutes : en
  • DE509536C - Device for practicing the procedure : de en
  • US1777539A - Valve cage : en
  • US1777614A - Washer : en
  • US1777673A - Car-wheel manufacture : en
  • US1777961A - Bore-hole apparatus : en
  • US1777305A - Cushioning device for rock drills : en
  • US1777838A - Treating of animal-skin products : en
  • US1777938A - Automatic wheel feed : en
  • CA304619A - Manufacture of polychromatic photographic pictures : en fr
  • US1777442A - Delivery of slivers from textile machines into cans : en
  • DE508918C - Additive for motor fuels : de en
  • DK43103C - Telephone system. : da en
  • CA304544A - Manufacture of textile fibres : en fr
  • AT119282B - Ball joint, in particular for steering linkages in motor vehicles. : de en
  • DE509341C - Counter to be attached to a beer glass : de en
  • DE509463C - Slurry pump with vertical shaft : de en
  • FR37010E - lock nut : en fr
  • AU2557930A - Improvements in or relating tothe manufacture of pipes : en
  • AT119319B - With an offshoot equipped cross cutter for paper or other fibrous materials, artificial masses and the like. like : de en
  • CA304498A - Pontoon for seaplanes : en fr
  • US1777982A - Hot-air mat : en
  • US1777340A - Oiling device : en
  • DE509732C - Device for locking suitcases, in particular wardrobes : de en
  • AU2266029A - An improved combined seat and hat rest : en
  • US1777854A - Damper contbol : en
  • US1777639A - Book : en
  • US1777786A - Refrigerator cabinet : en
  • DE508971C - Separator made of perforated, non-conductive sheet metal for electrical collectors : de en
  • CA304467A - Cultivator : en fr
  • AT119283B - Brake and signal release device for railway vehicles. : de en
  • DE508855C - Device for increasing the lift of aircraft wings : de en
  • US1777368A - Picking motion for looms : en
  • AT119400B - Adjustable storage. : de en
  • GB309183A - Process for the reproduction of photographically recorded acoustic events : en
  • GB335991A - Improvements relating to electrically propelled vehicles : en
  • GB336025A - Improvements in or relating to the sharpening of lawn mowers or like cutting machines : en
  • GB336167A - : en
  • DE509357C - Tilt the packing flaps : de en
  • GB336230A - Improvements in electric switches in which compressed gas is used for preventing sparking : en
  • FI13104A - Anordning for mechanical water supply from circulating circulators and fan channels : en fi
  • FI13088A - Anordning för blockering av minst tvenne muttrar : en fi
  • US1777449A - Process for producing gas from garbage : en
  • US1777891A - Pressure-trapping chamber for fuel pumps : en
  • CA304587A - Liner processing : en fr
  • US1777962A - Chuck : en
  • CA304584A - Fish scaling device : en fr
  • US1777630A - Lifting air screw for air vehicles : en
  • FI13085A - Förfaringssätt vid framställning av föremål av kådhaltigt virke : en fi
  • GB319203A - Improvements in and relating to the production of alimentary salt : en
  • GB335965A - Process for the manufacture of complex iron compounds : en
  • GB336279A - Improvements in and relating to the production of alimentary salt : en
  • AT119226B - Device for periodically varying the frequency of a crystal-controlled tube transmitter. : de en
  • CA304564A - Regulator system : en fr
  • GB336584A - Improvements relating to the treatment of complex ores of copper, cobalt and nickel : en
  • DK43108C - Method and Machine for Forming Heel and Sole on Footwear for Placing a Louis XV's Heel or the Like. : da en
  • AU2268029A - Improvements in internal combustion engines : en
  • DE509573C - Spindle drive for spinning and twisting machines : de en
  • US1777837A - Treating of animal-skin products : en
  • AT119353B - Multi-lead pencil. : de en
  • US1777876A - Printing mechanism : en
  • GB336112A - Improvements relating to cocks, taps and the like : en
  • GB335951A - An improved grading and weighing machine : en
  • GB336228A - Improvements in or relating to electric horns : en
  • GR2934B - DOOR AND WINDOW SEALING AND METHOD OF RELATED CONSTRUCTION. : el en
  • DE509251C - Process for the production of folding and blanching knives : de en
  • DK43127C - Automatic Stop Valve. : da en
  • GB335992A - A device for cleansing the air : en
  • DE508968C - Continuous charging devices for telecommunications systems, especially for telephone exchanges, in which a voltage monitoring relay is switched on in the battery circuit : de en
  • DE509270C - Process for regasifying liquefied gases : de en
  • DE509657C - Ten key adder : de en
  • GB336250A - Improvements in the manufacture, production and working up of artificial materials : en
  • DE509501C - Lattice stone with ribs and grooves for heat storage in regenerative ovens, hot air heaters and the like. like : de en
  • GB315366A - Improved method of operating internal combustion turbines : en
  • US1777319A - Poration : en
  • US1777476A - Industrial truck : en
  • DE501024C - Exchangeable protective ring on gas stoves : de en
  • DE509632C - Bast extraction machine : de en
  • DE509666C - Pulsator for milking machines : de en
  • US1777873A - Weighing scale : en
  • US1777911A - Wall rack or cabinet : en
  • FI13079A - Hållplats- och stationsvisare, vilken veltidigt tjänar som reklamapparat : en fi
  • DE509491C - Central shot guard with laterally extended needle shaft mounted in tips : de en
  • FI13093A - Pump for use : en fi
  • GB336045A - : en
  • GB336120A - Improvements in or relating to chair seats, screens and the like and process of making the same : en
  • DE509488C - Lifting device for shooters of great lifting height : de en
  • DE509387C - Cooling device on roasting machines for coffee : de en
  • DE509217C - Camera housing made from stacked sheet metal parts : de en
  • DE509523C - Device for the automatic detection and removal of defective workpieces : de en
  • US1777394A - Carrier : en
  • AT119259B - Device for removing a single wire from a wire bundle. : de en
  • DE509201C - Cutting tool with wedge-shaped knives : de en
  • DE509496C - Speed setting device for unattended water power plants with speed controller and hydraulic servo motor : de en
  • DE509662C - Device for coupling the binding device and the needle shaft of straw balers with the binding shaft or the piston carriage : de en
  • GB335988A - Improvements relating to mechanism for operating railway signals and the like : en
  • GB336193A - An improved method of piling foundations in situ in deep water : en
  • US1777349A - Cuff button : en
  • CA304521A - Production of di-sodium phosphate poor in water of crystallization : en fr
  • US1777362A - Signal-control switch : en
  • US1777383A - Self-feeding carburetor : en
  • US1777680A - Gas-lift pump : en
  • US1777718A - Button and button setting : en
  • BE374101A - : en
  • CA304580A - Preparation of condensation products from acetylene : en fr
  • US1777339A - Charge for fire extinguishers : en
  • US1777593A - Airplane : en
  • US1777716A - Cardboard box : en
  • CA304622A - Manufacture of carbon black : en fr
  • AU2277529A - Improvements in and relating to initials or designs for use in pushbuttons andthe like : en
  • AU2444430A - Improvements in or relating to furnaces for boilers andthe like : en
  • CA304540A - Aluminum base alloy and piston : en fr
  • US1777989A - Method and apparatus for treating fabrics with liquid : en
  • AT119281B - Heating device for vehicles for locomotion by land, air and water, in particular for motor vehicles. : de en
  • CA304463A - Sound insulating and absorbing plastic : en fr
  • DE509577C - Method and locking piece to facilitate the connection of the ends of band iron or steel band tires stretched around boxes or similar packages : de en
  • DE509000C - Forms, in particular cheese form washing machine, with cylinder brushes that are overhung on one side : de en
  • DE509557C - Remote control for valves u. like : de en
  • US1777439A - Trenching machine : en
  • US1777463A - Seat spring : en
  • US1777584A - Apparatus for and method of drawing flat-sheet glass : en
  • US1777857A - Laundering method : en
  • DE509162C - Piezoelectric crystal : de en
  • DE509398C - label : de en
  • US1777608A - Valve : en
  • AT119236B - Therapy electrode. : de en
  • US1777683A - Extensible table : en
  • DE509383C - Filter to reduce the stray radiation in X-ray images : de en
  • DE509472C - Adjustment device for friction clutches : de en
  • US1777596A - Car-door mechanism : en
  • US1777422A - Automobile transporting trailer : en
  • US1777755A - Electric jack : en
  • GB335986A - Improvements in and relating to interlocking sheet piling : en
  • US1777481A - Attachment for fishing tools and the like : en
  • US1777506A - Mechanism for casting annealing-box covers : en
  • US1777936A - Extractor : en
  • AT119268B - Circuit arrangement for telephone sub-centers. : de en
  • US1777549A - Pipe elevator : en
  • AT119357B - Device for regulating the flow of fabric. : de en
  • CA304528A - Book stand : en fr
  • CA304517A - Ditching machine : en fr
  • US1777904A - Autographic attachment for cameras : en
  • AT119384B - Faucet, in particular for water pipes. : de en
  • DE509388C - Ignition device for burners with a thermostat : de en
  • DE509701C - Stirring device : de en
  • US1777767A - Closure structure : en
  • DE509486C - Machine for roughening soles : de en
  • GB336093A - Improvements relating to clips for connecting the tubes of tubular structures : en
  • DE509203C - Handpiece driven by a flexible shaft, especially for rotating filing tools : de en
  • DE509678C - Storage of the engine for motor vehicles : de en
  • USD82234S - Design fob a wheel-bearing figure toy : en
  • DE506450C - Fault protection device for alternating current networks with a relay that responds to sudden changes in current or voltage : de en
  • DE509046C - Compressed air remote control for switches : de en
  • DE509079C - Drive mechanism for calculating machines : de en
  • DE509561C - Baler for wool u. like : de en
  • GB336011A - Improvements in or relating to apparatus for heating liquids : en
  • DE489787C - Process for producing teeth on files, saws and other tools : de en
  • DE509200C - Flexible belt connector for V-belts : de en
  • DE509595C - Wafer cone molding machine : de en
  • DE509718C - Rotary switch with mercury switching tube : de en
  • GB336087A - Improvements in or relating to looms for weaving tufted pile fabrics : en
  • GB336122A - Liquid filter : en
  • US1777986A - Gas-supply apparatus : en
  • DE509267C - Form cylinder for flexible printing plates : de en
  • GB336142A - Improvements in metal closures for jars : en
  • DE508585C - Process for the preparation of azo dyes : de en
  • DE509275C - Method of photoelectric image scanning in television : de en
  • GB335625A - Improvements in or relating to folding containers for eggs and similar fragile articles : en
  • DE509610C - Nut lock for butt plate connecting bolt : de en
  • GB336063A - Improvements in microscopes : en
  • GB318835A - Manufacture of non-irritant organic arsenic compounds capable of being injected : en
  • GB336078A - Improvements in or relating to electrical resistance furnaces : en
  • DE509282C - Resonance relay, especially for telecommunication purposes, with mechanically tuned armature, the resonance vibrations of which cause an air flow : de en
  • AT119209B - Process for the desalination of liquids by electrical means. : de en
  • AT119203B - Contrast media for X-ray examinations. : de en
  • CA304572A - Compensating sprayer : en fr
  • DE509605C - Gravure forme cylinder : de en
  • US1777691A - Safety razor : en
  • DE485892C - Pipe drawing bench : de en
  • DE509252C - Machine for wet treatment (foulard) with fabric return : de en
  • DE509310C - Interferometer : de en
  • AT119323B - Device for the automatic switching on and off of the elevator of constantly wound clockworks, in particular for speedometers. : de en
  • AU2587930A - Improvements in coal distillation and coke production plant : en
  • US1777880A - Means for covering cargo hatches : en
  • US1777470A - Multistage-bleeder-turbine control : en
  • US1777292A - Gearing : en
  • AT119333B - Method of manufacturing corded tapes for slide fasteners. : de en
  • AT119360B - Laundry extractor. : de en
  • DE509676C - Acetylene luminaire carried by a balloon : de en
  • DE509684C - Packaging machine : de en
  • AT119305B - Device for monitoring earth fault extinguishing devices. : de en
  • DE509706C - Method of making stencil cards : de en
  • US1777296A - Indicating device for locker doors : en
  • US1777428A - Steam turbine : en
  • AT119315B - Process for improving the value of water-containing lignite and similar fuels. : de en
  • US1777874A - Process of treating rubber and product obtained thereby : en
  • US1777987A - Apparatus for treating water : en
  • USD82238S - Alvah c : en
  • CA304500A - Bed spring fabric : en fr
  • AT119245B - Window display device. : de en
  • US1777322A - Peavy : en
  • US1777591A - Well tool and joint : en
  • DE509681C - Cylinder lock : de en
  • US1777321A - Glass-polishing solution and method of polishing glass : en
  • US1777558A - Pneumatic rubber shoe sole : en
  • US1777391A - Apparatus for soil treatment : en
  • DE509161C - Method for matching piezo-electric crystals : de en
  • GB336567A - Steel framing for walls, ceilings, roofs and the like : en
  • DE509393C - Portable light stand for street islands : de en
  • DE509700C - Alignment device for folders with resiliently compressed lined-up bow halves and a pawl that interacts with attachments, for example crops of the pivot axes connecting the bow halves in pairs : de en
  • US1777533A - Float-operated valve : en
  • US1777329A - Quick-detachable dust cap or the like : en
  • US1777547A - Mechanical time fuse : en
  • AT119399B - Motorized shut-off valve. : de en
  • CA304563A - Transformer tap changing system : en fr
  • US1777491A - Method of desilting channels : en
  • AT119257B - Electric sound box for gramophones or similar devices. : de en
  • CA304468A - Heat exchange apparatus : en fr
  • GB336035A - Improvements in cases for cigarettes, treasury notes and the like : en
  • GB336262A - Improved apparatus for the control of electric motors : en
  • AT119225B - Arrangement for electrical connection, especially for radio devices. : de en
  • US1777438A - Over-the-top display rotator : en
  • US1777629A - Dirigible headlight structure : en
  • US1777846A - Traveler for twister rings : en
  • USD82215S - Celestino fontana : en
  • AT119211B - High frequency apparatus. : de en
  • AT119229B - Tone oscilloscope. : de en
  • AT119356B - Locking device for Kötzerspulmaschinen. : de en
  • CA304582A - Artificial rubber : en fr
  • AT119386B - Elastic push rod. : de en
  • DE509400C - Process for the production of artificial leather from cellulose esters : de en
  • US1777824A - Lighting fixture : en
  • CA304538A - Curtain fixture : en fr
  • AT119367B - Mufflers for internal combustion engines. : de en
  • US1777615A - Mining machine : en
  • CA304638A - Feed mixer : en fr
  • US1777345A - Lubricator for elevator and weight guides : en
  • US1777676A - Apparatus for resoling shoes : en
  • AT119369B - Internal combustion engine. : de en
  • GB336553A - Improved pile fabric and method of making same : en
  • AT119235B - Carrier frequency transmission system with phase compensation. : de en
  • CA304502A - Extraction of potash and alumina from leucite : en fr
  • CA304573A - Electro-magnetic apparatus for relays, switches, motors, etc. : en fr
  • US1777888A - Self-soldering circuit breaker : en
  • USD82239S - Commercial vehicle : en
  • US1778004A - Bleeder-turbine control mechanism : en
  • DE509555C - Control for two-axis agricultural machines : de en
  • DE509721C - Oil switch with oil movement : de en
  • GB336260A - Calculating mechanism : en
  • US1777887A - Electric switch : en
  • US1778005A - Apparatus for feeding, positioning, and discharging metal blanks : en
  • USD82226S - Poration : en
  • US1777554A - Process and apparatus for improving explosive mixtures for internal-combustion engines and other purposes : en
  • US1777953A - Amino-anthraquinone derivatives and process of making same : en
  • GB336222A - Improvements in or relating to electric discharge tubes : en
  • DE509478C - Control valve device for power brakes, especially for motor vehicles : de en
  • DE509551C - Compressed air putty syringe : de en
  • DE509382C - Process for applying paints, dissolving or caustic liquids in the form of patterns to a wet paper, cardboard or similar web that is being manufactured : de en
  • DE509644C - Device on telescopic collapsible umbrellas : de en
  • DE509272C - Overhead track : de en
  • GB336036A - New or improved driving mechanism for combined kinematographic and sound reproducing apparatus : en
  • US1777621A - Coal-cutting machine : en
  • US1777393A - Method and means for treating carpets and rugs : en
  • GB336176A - Improvements in or relating to machines for winding hanks of yarn or thread : en
  • US1777334A - Valve for rock drills : en
  • US1777486A - Mold for electric-cured tires : en
  • US1777595A - Annealing box : en
  • DE509408C - Device for attaching pressure pads to the pressure pad support plate for address printing machines : de en
  • US1777856A - Kiln-car top : en
  • US1777707A - Hair-waving device : en
  • US1777906A - Dispensing device : en
  • DE509213C - Mill pendulum with circulating lubrication : de en
  • DE509617C - Discharge tubes : de en
  • GB336023A - Improvements in and relating to frame aerials : en
  • US1777723A - Pastry mold : en
  • GB315883A - Improvements in or relating to speed indicators : en
  • GB336021A - Improvements in or connected with pulverising or crushing machines : en
  • DE509295C - Process for making rayon from rayon using electric currents : de en
  • DE509638C - Device for measuring the maximum blood pressure : de en
  • DE509215C - Grinding plant : de en
  • DE509293C - High pressure piston compressor : de en
  • US1777727A - Horseshoe calk : en
  • GB336000A - Improvements in the manufacture of wire wheels for vehicles : en
  • IE11506L - Distillation of coal : en
  • DE509532C - Device for automatic control of processes depending on the time of day : de en
  • DE509650C - Machine foundation in disintegrated construction : de en
  • DE509307C - Melting kettle for crystallization processes : de en
  • DE509787C - Tunnel kiln with regenerators that are accessible from the front and distributed next to each other over the entire length of the combustion zone : de en
  • DE509443C - Device for preparing coffee infusions : de en
  • CA304465A - Adjustable chair : en fr
  • IE12520L - Artificaial line networks : en
  • US1777516A - Brush : en
  • US1777613A - Pea sheller : en
  • US1777900A - Method of and apparatus for making coils : en
  • GB335528A - Improvements in and relating to focal plane shutters : en
  • US1777478A - Internal-combustion engine : en
  • US1777748A - Mechanical movement : en
  • CA304478A - Lock-nut : en fr
  • CA304512A - Lumber marker : en fr
  • DE509618C - Method of fastening sheet metal to plates : de en
  • US1777485A - Garage-door construction : en
  • US1777835A - Treating of animal-skin products : en
  • CA304643A - Method of making boilers : en fr
  • DE507586C - Horizontal centrifugal sifter for wood pulp, cellulose or other substances suspended in liquid : de en
  • GB315221A - An improved process of, and apparatus for, distillation and rectification : en
  • GB336266A - Improvement in coin sorting devices : en
  • US1777469A - Tower anchorage : en
  • DE509369C - Shell buffer : de en
  • US1777872A - Plaster board : en
  • US1777899A - Reversing gear for power-driven shafts : en
  • DE509607C - Device for holding the rest of the stack while the top sheet is being withdrawn : de en
  • DE509704C - Automatic extraction valve for intermediate steam extraction in steam engines : de en
  • GB315413A - Improvements in or relating to the manufacture of artificial leather : en
  • GB336095A - Improvements in air heaters : en
  • DE509333C - Device for preventing flames from flashing back into the carburetor of internal combustion engines : de en
  • US1777634A - Rubber composition and method of preserving rubber : en
  • USRE17822E - Boeing machine : en
  • AT119346B - A cassette-like bag that can be used as a wallet or the like. : de en
  • DE509349C - Timer with adjustable burning time : de en
  • DE509553C - Process for the production of rubber compounds : de en
  • US1777581A - Vacuum fishing tool : en
  • US1778002A - Corrective shoe : en
  • GB315843A - Frame for motor cycles and the like : en
  • GB336027A - Improvements in hockey sticks and the like : en
  • US1777672A - Door holder : en
  • US1777649A - Device for evacuating pumps : en
  • US1777859A - Plant-marker : en
  • US1777902A - Saxophone : en
  • US1777943A - Manufacture of activated carbon : en
  • US1777935A - Stand for outboard motors : en
  • AU2528730B - Drop side container car : en
  • DE509229C - Slice depositing device for slicers : de en
  • DE509636C - Funnel spinning device : de en
  • DE519638C - Device for measuring the maximum blood pressure : de en
  • US1777576A - Buoyant airplane : en
  • US1777919A - Safety pin : en
  • US1777480A - Clutch for gear sets : en
  • CA304603A - Device for picking weft threads : en fr
  • USD82211S - Design fob a bed lamp : en
  • US1777408A - Nonadulterable container : en
  • US1777921A - Mounting of furnace rolls : en
  • DE509567C - Drive device for the drive wheel of a two- or three-wheeled motor vehicle by means of a shaft and bevel gear : de en
  • GB336118A - Improvements in or relating to barrows : en
  • CA304579A - Agent for denaturating alcohol : en fr
  • US1777997A - Two-speed transmission : en
  • DE509502C - Process for the production of a conductive layer for high-value resistors : de en
  • DE509738C - Double-walled smoke outlet pipe for boiler : de en
  • GB335635A - Improvements in internal combustion engines of the two-stroke type : en
  • DE509130C - Process for the production of Genoa cord fabric : de en
  • DE509762C - Process for making reflex copies : de en
  • US1777964A - Antiskid device : en
  • DE508272C - Formwork for concrete ceilings : de en
  • DE501783C - Fuel valve needle : de en
  • DE509257C - Laundry drying cabinet designed as a hot air shaft : de en
  • US1777327A - Clarifyinc and carbonating apparatus : en
  • DE508247C - Resilient sliding shoe : de en
  • US1777423A - Brake-pressure-testing machine : en
  • US1777472A - Carburetion apparatus : en
  • US1777348A - Thread holder : en
  • US1777841A - Two-stroke-cycle internal-combustion engine equipped with scavengingpump annex : en
  • USD82237S - Design for a shoe : en
  • US1777800A - Filling mechanism : en
  • AU2528730A - Drop side container car : en
  • US1777638A - Book : en
  • US1777972A - Chemical loop drier : en
  • US1777324A - Locking device for throttle valves : en
  • US1777746A - Shoe form : en
  • AT119392B - Nut lock with clamping lock. : de en
  • AU2844530B - Improvements in or relating to wave-signalling apparatus, such as radio receivers : en
  • CA304628A - System of cutting in and out regulation steps of switchgears : en fr
  • GB336042A - Improved portable and erectile ladder with mechanical adjusting device : en
  • DE509503C - Filling compound for pressure acetylene bottles : de en
  • DE509464C - Self-priming centrifugal pump : de en
  • DE509692C - Device for fastening resistance frames in a shared frame box : de en
  • DE509439C - Cleaning machine for cutlery : de en
  • FI13095A - Differential output for drift from the control system, isynchronous for flermotordrift av pappersmaskiner : en fi
  • CA304630A - Duplex carbureter system : en fr
  • US1777907A - Shovel attachment for tractors : en
  • US1777704A - Method of separating anethol from pine oil : en
  • US1777740A - Letter-mail box : en
  • US1777804A - Power-control mechanism : en
  • US1777667A - Construction toy : en
  • CA304609A - Friction shock absorbing mechanism : en fr
  • DE509374C - Leather with a natural terry character : de en
  • US1777567A - Fixture for forming bearings : en
  • US1777855A - Insole and method of making same : en
  • FI13078A - Tender för med kolpulver eldade ånglokomotiv : en fi
  • GB316954A - : en
  • GB317043A - Improvements in or relating to incandescent cathode x-ray tubes : en
  • GB335983A - Improvements in or relating to bundling presses : en
  • US1777655A - Bottle-feeding mechanism : en
  • CA304491A - Folding egg carton : en fr
  • DE509340C - A refill preventing pouring cap for bottles and similar vessels : de en
  • DE509371C - Contact strips for dry elements : de en
  • USD82233S - Design fob a wheel-bearing figure toy : en
  • US1777555A - Radiator unit : en
  • US1777616A - Tool and work support : en
  • AU2528930B - Container freight cars : en
  • US1777845A - Current-distribution system : en
  • DE509386C - Order to regulate road traffic : de en
  • USRE17821E - Antifrost device for windows : en
  • GB336252A - Improvements in screens : en
  • AT119373B - Valve control for internal combustion engines. : de en
  • AU2514330A - A machine forthe manufacture of pompoms for footwear : en
  • GB336187A - Improvements in or relating to moulds for casting printers' furniture : en
  • US1777660A - Machine for making concrete blocks and the like : en
  • DE509570C - Centerless cylindrical grinding machine with a grinding wheel that is automatically and periodically adjusted back and forth perpendicular to the axis against the guide wheel : de en
  • US1777656A - Mixing device : en
  • US1777380A - Thread-cutting die : en
  • DE509677C - Device for locking the aircraft in the initial position on aircraft launch paths : de en
  • DE509790C - Device for the production of leno fabrics : de en
  • US1777441A - Parachute : en
  • US1777530A - Cover for conduit outlet boxes : en
  • US1777728A - Mechanism for crimping leader pipe : en
  • AT119397B - Ring valve. : de en
  • US1777457A - Silk-warp oil saturator : en
  • DE509609C - Land register sheet with device for attaching the carbon paper : de en
  • GB336100A - Improvements in or relating to powder fire-extinguishers : en
  • GB336276A - Improvements in the manufacture and production of esters : en
  • CA304560A - Equipment for changing taps of electrical apparatus : en fr
  • DE509024C - Welding agent for magnesium alloys : de en
  • DE509679C - Cylinder lock : de en
  • FR691679A - Improvements to rotary cement kilns : en fr
  • DE499155C - Switching arrangement to ensure the response of the electrical short-circuit braking on electrically operated vehicles : de en
  • DE509433C - Name tag to be attached to a pole of the umbrella frame : de en
  • CA304486A - Voltage regulating apparatus : en fr
  • US1777784A - Clothesline reel : en
  • US1777519A - Cartridge : en
  • US1777776A - Door lock : en
  • US1777879A - Deck house for vessels : en
  • GB336269A - Improvements in or relating to the cracking of liquid hydrocarbons : en
  • GB336039A - : en
  • US1777679A - Articulation for link jewels : en
  • USRE17819E - O tro h : en
  • DE508886C - Process for the stepwise drawing of pipes over a mandrel : de en
  • GB310413A - Improvements relating to railway and like signals : en
  • GB315004A - Process and apparatus for separating fine particles : en
  • GB336031A - Method of making goloshes and like footwear formed wholly or partly of rubber : en
  • GB336190A - Improvements in or relating to propeller pencils : en
  • DE509635C - Process for the aftertreatment of rayon threads : de en
  • DE510241C - Cleaning device for toilet seats : de en
  • FI13072A - Skrivmaskin med typhjul : en fi
  • GB336121A - Improved centrifugal mill : en
  • US1777752A - Trailer truck : en
  • IE11488L - Electric locomotives : en
  • GB336162A - Improvements in or relating to episcopic projection apparatus : en
  • GB336109A - Improvements in electrolytic separation of copper : en
  • GB336281A - Improvements in coin-freed sales apparatus : en
  • IE11117L - Feed water heater : en
  • DE509665C - Atomizer for water distributor : de en
  • US1777403A - Power-transmission mechanism : en
  • GB336072A - Improvements in or relating to pistons : en
  • GB336088A - Device for use in wiping or cleaning boots, shoes and the like : en
  • DE509110C - Gearbox with instantaneous switching for electromagnetic direction indicators : de en
  • AT119221B - Photoelectric cell. : de en
  • CA304520A - Aircraft : en fr
  • DE509193C - Stub ejector for cigarette holders or the like. : de en
  • DE509376C - Ventilation device for protective goggles : de en
  • DK43102C - Receiving circuit for Signals transmitted through a subsea Cable. : da en
  • GB336044A - Improvements in trusses : en
  • GB336562A - Improvements in and connected with wireless systems for use in mobile stations : en
  • DE509269C - Process for rapid and even thawing of ice cells : de en
  • DE509597C - Method and device for processing remaining beers : de en
  • DE509736C - Luffing crane : de en
  • DE509249C - Device on ring braiding machines for the production of multi-colored patterned ring braiding by switching several different colored wires by raising and lowering the wire feed : de en
  • DE509477C - Braking device, especially for motor vehicles : de en
  • US1777600A - Process of preparing butadiene : en
  • FI13097A - Car tires for vehicles and vehicles : en fi
  • DE509471C - Closure for pressure medium container, especially for fire extinguishing purposes : de en
  • FI13086A - Plog : en fi
  • DE509181C - Method for electrical soil exploration by measuring the elliptically polarized electromagnetic field in the soil : de en
  • DE509514C - Digestion of zircon ores : de en
  • DE509690C - Shooter box for looms with automatic weft spool exchange : de en
  • DE509211C - Spring roller mills, in the housing of which there is an opening closed by a cover for each roller arranged to swing around bolts : de en
  • GB336232A - Improvements in or relating to articles made of bent wire : en
  • GB336210A - Improvements in machines for winding strip material into coils : en
  • DE509051C - Insulation of cup elements from batteries : de en
  • GB336212A - Improvements in or relating to grinding, crushing and mixing mills : en
  • DE509304C - Process for producing films, foils, threads, etc. from water-soluble alkyl celluloses : de en
  • DE509549C - Attachment for kitchen stoves : de en
  • GB336030A - Improvements in or relating to machine guns : en
  • GB336092A - Improvements in rotary printing machines : en
  • US1777498A - Antiglare system : en
  • US1777955A - Trolley collector : en
  • DE509641C - Scalpel with exchangeable blade held in the handle by a clamping device : de en
  • GB315866A - Improvements in vibratory apparatus for shaking liquids & the like : en
  • DE509757C - Internal combustion turbine with a rotating combustion chamber : de en
  • GB335961A - Improvements relating to bedsteads : en
  • US1777570A - Process for the purification of aluminous oxide : en
  • CA304552A - Preparation of cellulose xanthates : en fr
  • DE509240C - Process for the portion-wise subdivision of canned fish and meat made with jelly : de en
  • US1777453A - Soap-dispensing faucet : en
  • US1777374A - Wave antenna : en
  • US1777717A - Vanity case : en
  • CA304631A - Carbureter : en fr
  • AT119231B - Electric tube. : de en
  • CA304514A - Percusive turbine : en fr
  • DE507644C - Circuit arrangement for current impulse transmitter : de en
  • DE509381C - Process for the production of white base glazes on iron : de en
  • DE509640C - Device for knotting surgical threads : de en
  • GB336177A - Improvements in and relating to telephone mouth pieces : en
  • GB336241A - Improvements relating to combined jigs and gauges : en
  • GB336180A - Improvements in stands for bicycles : en
  • DE508150C - Method and machine for extracting peat, in particular white peat probes : de en
  • GB335981A - Improvements in flower holders for bowls and the like : en
  • DE509550C - Switch window : de en
  • DE509594C - Device for dividing pieces of dough : de en
  • US1777526A - Door-operating mechanism : en
  • DE509259C - Twin pass regenerative composite coke oven : de en
  • DE509451C - Calculator with adjusting disks with adjustable number of teeth : de en
  • FI13073A - Anordning for framställning av gödselmedel genom fermentering av organiciska ämnen : en fi
  • US1777602A - Safety razor : en
  • DE509180C - Arrangement for reversing the polarity in a tripling circuit used to generate a high constant direct voltage from an alternating voltage : de en
  • DE509497C - Hydro machine : de en
  • US1777663A - Portable suspension device : en
  • AT119359B - Triangle or the like. : de en
  • AU2262329A - An improved composition for sealing letters, documents and other objects : en
  • DE472003C - Cast compressed air apparatus for the production of replacement parts and plates for dental purposes : de en
  • AT119354B - Pencil sharpener. : de en
  • AU2287229A - Process for preventing incrustation and corrosion in waterpipes andthe like : en
  • DE509441C - Pressure cooker : de en
  • GB336168A - Improvements in and relating to electric furnaces : en
  • GB336255A - Electric circuit controlling switches : en
  • AT119277B - People's amusement facility. : de en
  • DE509637C - Device for measuring and registering blood pressure : de en
  • DE488770C - Interrupted screen centrifuges with bottom discharge : de en
  • DE509194C - Cigar and cigarette extinguishers : de en
  • US1777798A - Greenhouse bench : en
  • DE509220C - Borehole pump with double acting piston : de en
  • DE509703C - Process and device for the continuous production of highly concentrated sulfuric acid : de en
  • DE509792C - Process for the production of pseudo solutions with an explosive or easily flammable part : de en
  • DE509634C - Process for the aftertreatment of rayon threads : de en
  • AU2517230A - Improvements in water-heaters for baths andother purposes : en
  • FI13096A - Brand name for the transfer : en fi
  • GB335966A - Improvements in the treatment of balata, gutta percha and the like : en
  • GB336117A - Production of an improved bituminous paint or varnish : en
  • GB336129A - Process and apparatus for controlling the movable mold parts and the pressure piston of extrusion casting machines : en
  • DE510342C - Overcurrent relay : de en
  • DE509498C - Method and baking pan for the production of a bread consisting of two or more types of dough layered one on top of the other and requiring different baking heat : de en
  • US1777652A - Means for propelling air and water craft : en
  • DE509328C - Milking stool made from tubular metal : de en
  • DE509569C - Machine for fine grinding of knife blades, which are guided past the rotating grinding surface in a revolving turret head : de en
  • DK43091C - Gripping device for baking trays, frying pans, pudding molds and the like. : da en
  • GB336084A - Improvements in or relating to loud speaking telephones : en
  • US1777372A - Bobbin support for weft magazines : en
  • US1777819A - Power-actuated throttle-valve control : en
  • DE506486C - Gear planetary gear : de en
  • FI13102A - Radiator for fan feeder channel : en fi
  • GB336069A - Improvements in sterilizing cases for hypodermic syringes and other small clinical instruments : en
  • DE509261C - Extraction of barium hydrate from barium sulfide : de en
  • GB336139A - Improvements in or relating to starting devices for internal combustion engines : en
  • GB336119A - Improvements relating to devices for holding reels of counter paper and the like : en
  • US1777758A - Valve driving and timing mechanism : en
  • US1777968A - Paper-feed-driving gear for stenographic machines : en
  • DE509234C - Adjusting device for a double skylight window : de en
  • DE509143C - Motor arrangement for aircraft, in particular for aircraft : de en
  • US1777432A - Wrist-pin puller : en
  • US1777993A - Reduction of ores, oxides, and the like : en
  • US1777287A - Molding apparatus : en
  • US1777487A - Tractor power lift : en
  • DE509232C - From the outside by means of a key plate triggerable door lock with room for maneuver : de en
  • DE509709C - Train protection : de en
  • GB336223A - Improvements in antennae especially for short waves : en
  • US1777458A - Fluid-pressure relay mechanism : en
  • GB336199A - An improved advertising device : en
  • AT119219B - Adding machine designed as a cash register. : de en
  • DE509399C - Process for the production of artificial horsehair : de en
  • DE509287C - Heating resistor carrier : de en
  • FI13068A - Anordning för avlägsnande av slam från ångpannematarvattnet : en fi
  • AT119332B - Fountain pen. : de en
  • DE509315C - Adjustable roller bearing : de en
  • DE509260C - Process for the separation and production of potash salts from mixtures of soda and potash : de en
  • DE509673C - Optical fire protection device for cinema projector : de en
  • DE509698C - Centrifugal machine with several catch covers loosely arranged in a vacuum-tight hood : de en
  • DE509722C - Device for controlling electrical circuits with the help of a measuring instrument that works with a small adjusting force : de en
  • DE509741C - Seal in the masonry of liquid containers : de en
  • US1777304A - Dry-mine-laying submarine : en
  • AT119336B - Reinforcement for multi-storey buildings made of reinforced concrete. : de en
  • CA304551A - Production of pure cellulose from cellulosic raw materials : en fr
  • DE509628C - Direct current relay, which does not respond to alternating current, with two coils connected in parallel but wound in opposite directions and an upstream choke coil : de en
  • GB315311A - Improved apparatus for burning pulverised fuel and for extracting the heat therefrom : en
  • GB336171A - Improvements in tunnel kilns : en
  • GB336253A - Process of and apparatus for the continuous separation and after separation of nitroglycerine and residuary acid : en
  • US1777468A - Calendar attachment for writing instrumentalities : en
  • US1777603A - Lathe bed : en
  • AT119292B - Record case. : de en
  • DE509303C - Process to increase the capacity of wood that is difficult to penetrate : de en
  • US1777633A - Feed-water-regulating system : en
  • US1777916A - Method of manufacturing low-tension bridge fuses : en
  • AU2523130A - D-handles : en
  • AU2225729A - Improvements in devices utilisable for camouflage andthe like : en
  • DE508794C - Plate atomizer for liquids, especially for sulfuric acid : de en
  • DE508981C - Garbage incinerator, consisting of a trough-like stove, the bottom of which consists of a grate : de en
  • GB336189A - Improvements in or relating to haulage clips : en
  • GB336280A - Grinding or sharpening device for rotary cutters : en
  • AU2844430A - Improvements in or relating to wave transmission systems, such as systems for radiotelegraphy and radiotelephony : en
  • US1777905A - Grinding mill of the swing-hammer or beater type : en
  • DE509334C - One-legged elevating tripod for photography : de en
  • US1777392A - Axle construction : en
  • US1777991A - Rail anchor : en
  • DE509210C - Shovel-like beater for beater mills : de en
  • DE509447C - Hot water supply system : de en
  • DE509720C - Oil switch with liftable and lowerable oil bar : de en
  • CA304519A - Carbureter : en fr
  • FI13089A - Electrostatic devices for the purpose of metal friction for the purpose of framing : en fi
  • US1777563A - Lug attachment for tractor wheels : en
  • DE509613C - Shortwave transmitter : de en
  • US1777360A - Picking motion for looms : en
  • DE509689C - Device for holding the shuttle in the shuttle box for looms with riser : de en
  • FI13098A - Snabbgående vattenfarkost : en fi
  • DE509414C - Circuit arrangement for surge transmitters in telephone systems with dialer operation : de en
  • CA304583A - Laminated flooring : en fr
  • DE509422C - Process for the production of Kuepen dyes : de en
  • DE509286C - Electric oven : de en
  • DE509314C - Process for the manufacture of coolers for power machines : de en
  • DE509611C - Circuit for power supply lines for electric railways : de en
  • USD82227S - Solomon shefkas : en
  • DE508238C - Coal dust firing for rotary furnaces : de en
  • GB336074A - Improvements in the warping of yarns : en
  • GB336225A - A new or improved advertising device : en
  • DE509351C - Wrapping process : de en
  • US1777671A - Cast metal wheel : en
  • AT119382B - Pressure regulator. : de en
  • US1777929A - Key-holding device : en
  • AT119201B - On the mouth of a vessel attachable closure including massage body. : de en
  • CA304492A - Tie for box straps : en fr
  • US1777985A - Tractor-drawn cultivator : en
  • AT119244B - Circuit arrangement for duplex telegraphy. : de en
  • DK43089C - Tie holder. : da en
  • US1777736A - Fountain pen : en
  • DE509350C - Method and device for producing ignition cords : de en
  • GB336277A - A manner of manufacture of inlaid tiling from rubber, linoleum, plastic materials, and the like : en
  • DK43113C - Procedure for Making Transfer Images. : da en
  • GB316969A - Process for carrying out the electrolysis of fused electrolytes and apparatus for carrying out such process : en
  • CA304526A - Guard for automobile fenders : en fr
  • DE509739C - Asbestos cement panel covered with a thin display panel : de en
  • US1777413A - Safety swimming device : en
  • AT119276B - Device for cleaning and dedusting cut tobacco. : de en
  • AT119358B - Three-roller drafting system. : de en
  • US1777494A - Window-screen fastener : en
  • USD82214S - Clayton a : en
  • AT119334B - Device for the production of a decorative thread. : de en
  • CA304626A - Draft gear : en fr
  • AT119307B - Process for the extraction of aluminum and aluminum alloys. : de en
  • CA304568A - Voltage control system : en fr
  • DE509223C - Diaphragm pump for pumping sludge-like liquids : de en
  • US1777705A - Hosiery drying and pressing apparatus : en
  • US1777627A - Weather strip : en
  • US1777802A - Cut-off mechanism for straw machines : en
  • DE509330C - Two-stroke diesel engine with slot control, crankcase and external flushing : de en
  • DE509554C - Process for the production of transparent artificial horn from protein materials : de en
  • US1777783A - Automatic crab-catching device : en
  • US1777741A - Desk set : en
  • GB315196A - Improvements in ceramic material and method of making same : en
  • AT119230B - Gas-filled electric light bulb. : de en
  • CA304555A - Thermostatic device : en fr
  • CA304589A - Mechanism for effecting reverse plating : en fr
  • DE509302C - Remote controlled polishing agent supply to the bale of polishing machines with liquid storage tanks : de en
  • DE509457C - Centrifugal pump with a filling chamber : de en
  • DE509626C - Springy lamp suspension : de en
  • DK43128C - Procedure for Joining Neighbor Ends. : da en
  • US1777410A - Variable relay condenser : en
  • CA304485A - Bathing suit : en fr
  • DE509313C - Ditch plow : de en
  • DE509533C - Arrangement to improve the space utilization of resistance housings : de en
  • DE509394C - Kickback protection : de en
  • DE509603C - Inclined tube boiler : de en
  • US1777960A - Process of vulcanizing rubber and products obtained thereby : en
  • US1777994A - Mechanism for actuating pivoted type bars : en
  • US1777495A - Packing box of refrigerating apparatus : en
  • DE509742C - Gate with movable upper part : de en
  • AT119253B - Calculating machine with automatic division device. : de en
  • AT119267B - Process for the production of highly porous, fire-proof structural and insulating bodies. : de en
  • CA304566A - Tap changing system : en fr
  • US1777328A - Loose-leaf book : en
  • US1777697A - Adjustable shade bracket : en
  • DE509228C - Attachment of the opening lever to cans by means of a cup-shaped hollow rivet : de en
  • DE509566C - Device for locking the front brake on bicycles by means of ratchet teeth and pawl : de en
  • CA304513A - Lumber and timber marking machine : en fr
  • GR2935B - HANDBOOM. : el en
  • AT119242B - Polarized relay. : de en
  • AT119303B - Device to protect against gas loss in bright annealing furnaces filled with protective gas. : de en
  • DE509614C - Modulation device for transmitter arrangements with ballast circuit : de en
  • US1777604A - Sliding-sash window and like structure : en
  • US1777642A - Process and apparatus for making composite glass : en
  • DE509235C - Adjusting device for sliding window : de en
  • AT119330B - Free-standing sheet metal chimney. : de en
  • CA304641A - Apparatus for heat treating objects : en fr
  • DE508884C - Device for remote transmission of measured quantities : de en
  • DE509254C - Process for felting woolen fabrics : de en
  • DE509510C - Cooker with wick carburetor for liquid fuels with a warming bowl attached to the carburetor pipe : de en
  • US1777283A - Sound-producing device : en
  • US1777575A - Hydraulic dredging machine : en
  • US1777852A - Motor-driven pump : en
  • US1777915A - Polisher : en
  • AU2287329A - Process for preventing incrustation in and improving the flavour of water : en
  • CA304567A - Radiotron base pin locating device : en fr
  • AT119311B - Electrical plug contact in a metal box. : de en
  • US1777637A - Book : en
  • AT119297B - Electric glow igniter. : de en
  • AU2324129A - Improvements in or relating tothe cooling systems of internal combustion engines : en
  • US1777350A - Golf-practicing device : en
  • US1777969A - Steam-heated vessel : en
  • US1777847A - Machine-control device : en
  • GB336115A - Improvements relating to floors or ceilings : en
  • GB336166A - Improvements in or relating to terminal board devices for connecting measuring instruments and meters to electrical large-current installations : en
  • US1777700A - Convertible table : en
  • GB336184A - Improvements in and relating to protective devices for electric apparatus : en
  • CA304553A - Battery hand lamp : en fr
  • CA304610A - Friction shock absorbing mechanism : en fr
  • DE509708C - Arrangement of an automatic coupling on the towing device of old vehicles : de en
  • CA304547A - Method of preventing embrittlement : en fr
  • GB336175A - Improvements in means for collecting filled match boxes : en
  • DE509384C - Device for switching a pump on and off during operation : de en
  • DE509669C - Spark plug isolator : de en
  • GB315369A - Improvements in and relating to gaseous conduction electric lamps : en
  • US1777366A - Manufacture of aerated waters, sparkling drinks, and the like : en
  • US1777502A - Method of forming outsoles : en
  • US1777521A - Sterilizer for clippers : en
  • US1777313A - Trimming machine : en
  • DE509647C - Dish washing device with obliquely directed discharge nozzles : de en
  • DE509271C - Rail gap bridging between the rails of rotating bridges and fixed connection rails : de en
  • DE509563C - Device for reducing the sway of resiliently supported car bodies with respect to the frame, in particular for motor vehicles : de en
  • GB336200A - Drip preventing device for taps and the like : en
  • US1777465A - Type-bar-actuating mechanism : en
  • US1777524A - Oil burner : en
  • US1777706A - Method for producing printing images on printing plates : en
  • US1777898A - rudin : en
  • US1777950A - Distillation apparatus : en
  • US1777729A - Entertaining novelty : en
  • US1777971A - Automatic braking-air-admission valve for automobile engines : en
  • AT119340B - Preparing coconut fiber for spinning and weaving. : de en
  • CA304575A - Regulating valve : en fr
  • DE509231C - : de en
  • US1777551A - Display apparatus : en
  • US1777711A - Vehicle wheel : en
  • AT119338B - Construction element clad on all sides with sheet metal, especially for walls and the like. like : de en
  • US1777851A - Hydraulic gear : en
  • AT119273B - Annular sealing device for two nested, mutually movable parts. : de en
  • US1777405A - Tire-building drum : en
  • USD82231S - Design fob an aeroplane : en
  • AT119274B - Internal combustion engine with one or more cylinder stars and each with a common combustion chamber. : de en
  • CA304592A - Shade support : en fr
  • AT119218B - Multiple tube. : de en
  • CA304616A - Urea condensation product : en fr
  • DE509233C - From the outside by means of a key plate triggerable door lock with room for maneuver : de en
  • DE509639C - Method for training vehicle drivers : de en
  • FR690650A - : fr
  • DE499307C - Winding drum for iron shutters : de en
  • CA304525A - Electric current rectifier : en fr
  • US1777981A - Underground pump for deep wells : en
  • AT119395B - Speed change transmission. : de en
  • AT119364B - Internal combustion engine for pulverulent fuels. : de en
  • AT119233B - Process for the preparation of means of protection against infectious diseases in the form of masses that can be rubbed into the skin. : de en
  • US1777352A - Manufacture of vulcanized rubber and of materials for use therein : en
  • US1777810A - Brake mechanism : en
  • US1777930A - Adjustable distributor : en
  • CA304475A - Guy shield : en fr
  • CA304504A - Washing machine : en fr
  • DE509241C - Cardboard shipping container for fragile items : de en
  • DE509791C - Device for looms for slanting the reed : de en
  • USD82218S - Design for a nail-polish-container set : en
  • US1777805A - Apparatus for the projection of light : en
  • CA304482A - Flying machine : en fr
  • DE509432C - Carrying bracket for a whole row of teeth to be arranged on the bit plate : de en
  • GB315721A - Improvements in and relating to cooling systems for x-ray tubes : en
  • US1777650A - Air brush and the like : en
  • US1777719A - Advertising device : en
  • US1777864A - Pulley belt : en
  • AT119246B - Safety brake for operating tables or the like. : de en
  • AU2402329A - Process forthe manufacture of purified zinc sulphate solutions : en
  • DE509431C - Belt dryer for carbonizing loose wool, rags, etc. like : de en
  • GB336185A - Improvements in draft poles : en
  • AT119293B - Vest or other item of clothing. : de en
  • CA304535A - Adjustable supporting mechanism for straightening rolls of plate straightening machines : en fr
  • US1777577A - Stock waterer : en
  • US1777657A - Method of forming ingots for working : en
  • US1777812A - Erasing device : en
  • US1777952A - Electric power-supply system : en
  • US1777957A - Gas-purifying apparatus : en
  • US1777674A - Water-tube boiler : en
  • DE509331C - Injection internal combustion engine for liquid fuels : de en
  • DE509339C - Device for opening canned food : de en
  • GB336041A - Improvements relating to electric cells : en
  • DE509508C - Spark plug : de en
  • GB336037A - Improvements in or relating to the manufacture of unsplinterable glass : en
  • DE507741C - Target position to be operated from the shooting range by means of a cable pull or the like : de en
  • GB317845A - Improved arrangement for circulating fluids for cooling systems of internal combustion engines : en
  • AT119284B - Control device for heating devices. : de en
  • GB336098A - Improvements in and relating to electric tumbler switches : en
  • GB336158A - Improvements in braiding machines : en
  • DE509152C - Process for the production of vanillin : de en
  • DE509255C - Spool drive for machines for wet treatment of yarn : de en
  • GB317042A - : en
  • GB336267A - Improvements in television and like systems : en
  • GB336560A - Improvements in and relating to friction clutches : en
  • GB309595A - New or improved mechanism for raising door windows : en
  • DE509206C - Grain Preparer : de en
  • DE509405C - Process for the production of nitryl chloride : de en
  • DE509458C - Closed impeller for centrifugal pumps, especially for foaming liquids : de en
  • GB336194A - Sparking plug for internal combustion engines : en
  • US1777644A - Apparatus for severing glass sheets : en
  • GB336049A - Method of and means for excluding unfiltered air from tunnel and like drying apparatus : en
  • GB336082A - Improvements in and relating to the production of alternating currents for driving synchronous motors for synchronisation purposes : en
  • GB336147A - Improvements in and relating to transformers : en
  • DE509365C - Device for inserting and removing piston pins : de en
  • GB336169A - Improved scoring appliance for golf and other games : en
  • GB336127A - Improvements in or relating to luggage carriers or racks for buses : en
  • US1777376A - Airplane hangar : en
  • US1777682A - Combined motion-picture and sound camera : en
  • GB319689A - Improvements in or relating to moulding processes : en
  • GB335999A - Improvements relating to renewal or repair of bridge piers : en
  • DE509417C - Power supply for submersible electrical machines whose gas-filled, pressurized housing is connected to a pressurized gas line running above days : de en
  • GB315319A - Improvements relating to safety lamps : en
  • GB316866A - An improved cement for caps for electric incandescent lamps and the like : en
  • US1777941A - Unicycle glider : en
  • DE509521C - Suction sheet feeder : de en
  • GB336050A - Radial arm drilling or tapping machine with all change gears centralized in head : en
  • AT119228B - Power supply lines for vessels made of glass, in particular made of quartz glass. : de en
  • GB336089A - Improvements in boilers for heating water : en
  • DE509653C - Telescope with orientation table and with display device located on the tube : de en
  • US1777534A - Cooling means for engines : en
  • GB336224A - Improvements in solenoids with guided cores for cutting, depositing, stamping and embossing, rubber, linoleum, plastic materials, paper, card-board, fabrics, and the like : en
  • FI13083A - Apparat för avgivande av flytande tvålämne eller dylikt portionsvis : en fi
  • GB336563A - Improvements in or relating to electric discharge apparatus for rectifying alternating currents : en
  • US1777863A - Portable display rack : en
  • GB336038A - Improvements in oil break electric switch-gear arrangements : en
  • GB315724A - Improvements in and relating to methods of making malleable iron : en
  • FR690486A - : fr
  • GB336229A - Improvements relating to fluid pressure braking apparatus : en
  • DE509774C - Process for sharpening and polishing the teeth of tear rollers and saw-tooth rollers : de en
  • GB336603A - Process for absorbing ethylene by means of sulphuric acid, and for the manufacture of the corresponding esters, ethers, alcohols or other compounds : en
  • DE509336C - Device for anchoring airships on water surfaces : de en
  • DE509428C - Process for the purification of montan wax distillates : de en
  • GB336247A - Improvements in portfolios or loose leaf binders : en
  • US1777811A - Window-shade support : en
  • DE509262C - Process for the production of sulfate-free lead carbonate from lead sulfate : de en
  • GB336016A - An improvement in or relating to friction clutches : en
  • CA304497A - Process of treating ores : en fr
  • US1777820A - Humidifier : en
  • DE509222C - Drive arrangement for pumps with small amounts of liquid : de en
  • DE509726C - Process for the manufacture of induction ovens : de en
  • DK43122C - Machine for attaching collarless bottle caps. : da en
  • DE509674C - Method and device for determining the image effect of cinematographically recorded scenes : de en
  • DE509182C - High-temperature furnace for three-phase connection : de en
  • DE509385C - Device for disengaging and engaging the clutch of motor vehicles with the aid of the negative pressure generated in the engine cylinders : de en
  • US1777787A - Refrigerator : en
  • US1777618A - Violin : en
  • US1777974A - Rat trap : en
  • CA304635A - Headlight for motor cars : en fr
  • DE509737C - Base for the feet of sectional radiators : de en
  • US1777951A - Lock : en
  • DE509500C - Process for the fractional separation of suspensions and emulsions of chemically uniform substances according to particle size by sedimentation, creaming or centrifugation : de en
  • US1777452A - Filing envelope : en
  • USD82213S - John m : en
  • AU2269329A - An improved coin freed cinema machine : en
  • DE509469C - Partially pressurized, self-priming centrifugal pump : de en
  • DE509207C - Sharpening, peeling and brushing machine for grain with radially adjustable peeling members, etc. : de en
  • DE509380C - Fuel injection device for internal combustion engines : de en
  • GB336565A - Improvements in and relating to tables, counters and draining boards : en
  • US1777398A - Sintering machine and the like : en
  • US1777709A - Telephone system : en
  • US1777687A - Double hitch : en
  • US1777434A - Device for controlling the discharge of liquids : en
  • US1777381A - Warp stop motion : en
  • DE509770C - Rudder with auxiliary rudder : de en
  • DE500347C - Clarification process for waste water : de en
  • DK43090C - Procedure for rolling down strip iron produced by hot rolling. : da en
  • DE509121C - Process for suppressing the so-called sweating of the tobacco in the tobacco spreader : de en
  • AT119318B - Electric fuse cartridge. : de en
  • DE509168C - Process for the production of a continuously inductively loaded signal conductor : de en
  • US1777931A - 3-arylamino-1-8-naphthsultam compound and process of making the same : en
  • DE498353C - Device for fabric tensioning and drying machines for introducing the fabric into the holding and tensioning parts : de en
  • GB336079A - Improvements in lawn mowers : en
  • DE508126C - Device for regulating the needle thread tension : de en
  • DE508271C - Putty-free glass roof covering : de en
  • DE509412C - Compressed air sleeper tamper supported against a railway sleeper : de en
  • DE509312C - Reversible plow with plow discs arranged at an angle to the plow direction : de en
  • DK43136C - Device for Draining Steam by Double-acting Piston Steam Machines. : da en
  • DE508943C - Automatic change gear, especially for motor vehicles : de en
  • DE509518C - Embossing material for embossing negatives for printing purposes with the help of male molds : de en
  • US1777720A - Rack attachment for pocket-billiard tables : en
  • US1777842A - Cooling-coil header for iceless refrigerators : en
  • US1777913A - Process and apparatus for producing cooling liquids : en
  • GB336034A - Improvements in or relating to cellular material for use in the production of protecting and safety garments : en
  • GB336564A - Improvements in or relating to electric locomotives, tramcars or other electrically propelled vehicles : en
  • DE509291C - Method and device for automatic regulation of the gas duration in water gas systems with alternating operation : de en
  • US1777302A - Folding leg or support for tables and other articles of furniture : en
  • US1777599A - Screw jack : en
  • US1777286A - Mortising machine : en
  • CA304493A - Retort : en fr
  • DE509214C - Chimney closure arranged on the drum circumference of ball mills : de en
  • US1777731A - Push-pin : en
  • USD82221S - Design for an aeroplane : en
  • US1777316A - Expansible mandrel : en
  • US1777582A - Smelting of phosphatic material in an electric furnace : en
  • US1777735A - Carburetor : en
  • DE509216C - Wind sifter with a semolina collecting area between the coarse and fine sifter : de en
  • DE509316C - Outlet tap : de en
  • DE509389C - Gear change transmission, especially for motor vehicles : de en
  • DE509454C - Procedure for pest control : de en
  • DE509326C - Beet cutting machine : de en
  • DE509484C - Sole protection for ski boots and similar shoes : de en
  • DE509625C - Festoon lamp holder with protection against accidental contact : de en
  • US1777325A - Piston ring and piston construction : en
  • US1777425A - Electric cipher-writing machine : en
  • GB336306A - Improvements in or relating to floor mopping machines : en
  • US1777355A - Transmission-level-controlling device : en
  • US1777527A - Chain-adjusting device : en
  • DE509756C - Power machine in the form of a capsule plant with spur gears : de en
  • DE509297C - Locking device for operating tables or the like. : de en
  • DE509612C - Circuit arrangement for the transmission of direct current surges by inductive means via connecting lines : de en
  • DE509752C - Buoyancy device for keeping the mouth of trawls open : de en
  • GB336203A - Improvement in method of operating a water gas generator : en
  • GB336075A - Improved process for the manufacture and production of a material resembling reinforced glass : en
  • GB336154A - Improvements in automatic couplings for railway and the like vehicles : en
  • GB336208A - Improvements in or relating to metal arc and metal vapour lamps : en
  • US1777923A - Pump : en
  • US1777285A - Cylinder for forming cartons, etc. : en
  • US1777364A - Vehicle : en
  • US1777417A - Peach-pitting machine : en
  • US1777557A - Aeroplane : en
  • US1777791A - Paper-trimming device : en
  • GB317040A - Improvements in the manufacture of sodium sulphite or bisulphite solutions : en
  • AT119223B - Massager. : de en
  • DE509661C - Working chamber with lateral baffles for selection and sorting machines for grains : de en
  • DE509450C - Liquid level indicator for determining the volume of vessels : de en
  • US1777647A - Valve : en
  • US1777976A - Ball-throwing device : en
  • CA304503A - Boiler for hot water heating systems : en fr
  • CA304633A - Motorist's eye shield : en fr
  • US1777664A - Combination garment : en
  • US1777586A - Telephone : en
  • USD82220S - Samuel m : en
  • US1777430A - Christian emil arno clatts : en
  • US1777749A - Swimming apparatus : en
  • US1777497A - Reproducing apparatus : en
  • US1777940A - Hot-plate attachment for cooking utensils : en
  • US1777300A - Spring cover : en
  • US1777443A - Gasket : en
  • DE507034C - Shipping cover for suspended suspension of light bulbs : de en
  • US1777792A - Internal-combustion engine : en
  • GB336103A - Improvements in or relating to the construction of vehicle bodies : en
  • GB336108A - Improvements in or relating to warp stop motions for looms for weaving or other textile machines : en
  • GB336157A - Improvements in systems for reproduction of sound, and selenium cell for use in such systems : en
  • DE509539C - Process for the production of colored nitrocellulose lacquer solutions : de en
  • DE508496C - Machine for winding coils with paper interlayers for electrotechnical purposes, in which the length of the paper strip is automatically increased by an adjustable amount after each layer according to the increase in the coil thickness and the strip to be inserted between the coil layers is automatically cut off by means of a knife : de en
  • AT119241B - Transmitter for short waves. : de en
  • GB309499A - Improvements in or relating to meat slicing machines : en
  • GB336248A - Improvements in or relating to treating sands in foundry practice : en
  • FI13092A - The absorber tower for gas, is synergistic for the production of sulfite : en fi
  • DE509113C - Ship window : de en
  • GB336211A - An appliance for use in learning golf : en
  • GB336202A - Method and apparatus for rectifying lubricating oil : en
  • US1777686A - Axle-bending apparatus : en
  • CA304495A - Cooking stove or range : en fr
  • AT119247B - Switching device for X-ray tubes with two or more cathodes to produce focal spots of different sizes. : de en
  • DE509642C - Porcelain tooth with an anchoring socket : de en
  • FI13094A - Capsule pump with non-return valve : en fi
  • DE510579C - Device for collecting blood in a specific place on the human body : de en
  • US1777779A - Carburetor : en
  • GB336014A - Improvements in and relating to the preservation of food products : en
  • GB336104A - Improved means applicable for use in the manufacture of ceramic articles : en
  • GB335982A - Improvements in or relating to mixing machines : en
  • GB336086A - Improvements in or relating to clutch devices more particularly for use with power presses and similar machines : en
  • US1777806A - Liquid meter : en
  • US1777585A - Disappearing safety traffic button : en
  • US1777440A - Arch for shoes : en
  • US1777535A - Device for separating liquids : en
  • US1777702A - Differential mechanism : en
  • GB335996A - : en
  • GB316867A - : en
  • DE509407C - Stop rail for stereotype plate cylinder : de en
  • USD82222S - Geobge kollstede : en
  • AT119254B - Capacitor case. : de en
  • US1777881A - gilbert : en
  • US1777369A - Process of making oil-pump screen cages : en
  • US1777522A - Exhaust muffler : en
  • GB314964A - Improvements in steering gear for automotive vehicles and the like : en
  • US1777990A - Anticreeper for rails : en
  • US1777536A - Pumping apparatus : en
  • US1777626A - Excavation machine : en
  • US1777796A - Tuning mechanism : en
  • US1777371A - Feathery copper powder and process of producing the same : en
  • US1777490A - Gear mechanism : en
  • US1777589A - Railroad spreader : en
  • US1777937A - Friction clutch : en
  • AT119269B - Dish washing machine with a propeller that effects the liquid cycle. : de en
  • US1777632A - Device for applying linings : en
  • US1777622A - Picture-copying machine : en
  • US1777832A - Treating of animal-skin products : en
  • US1777858A - Laundering method : en
  • USRE17823E - Ufholsteby installation : en
  • US1777587A - Rotary table and pipe-gripping means therefor : en
  • US1777624A - Pulley : en
  • US1777562A - Steering mechanism for trailers : en
  • US1777777A - Manufacture of aromatic derivatives of formamid : en
  • CA304480A - Rotary brush : en fr
  • US1777358A - Sleeper mounting : en
  • US1777934A - Parachute : en
  • US1777773A - Traction device for vehicle driving wheels : en
  • DE509729C - Device for treating textile materials, in particular rayon, with liquids : de en
  • GB336003A - Improvements in or relating to road traffic direction and movement signalling devices for use on vehicles : en
  • GB336065A - Improvements in the production of phosphorus oxychloride : en
  • GB336938A - Manufacture of azo-dyestuffs : en
  • US1777564A - Blow-out preventer for oil wells : en
  • US1777710A - Method for producing low-density pulp : en
  • DE509250C - Machine for the production of thumbtacks, upholstery pins, etc. like : de en
  • DE509476C - Steering rods for motor vehicles with articulated quadrangles that are located in transverse planes of the vehicle and are hinged to the frame, carrying the steering wheels, the upper links of which are shorter than the lower ones : de en
  • DE509292C - Thermal expansion corner connection for furnace walls : de en
  • CA304490A - Pilot for gas burners : en fr
  • AT119299B - Device for the mechanical opening of lid boxes, in particular for use in packaging machines for cigarettes. : de en
  • AT119309B - Mercury Vapor Rectifier. : de en
  • GB336136A - Apparatus for carrying out reactions continuously in the liquid phase under increased pressure : en
  • US1777330A - Electrical switch : en
  • DE509209C - Grinder for lap coffee grinders with knife disks rotating between fixed intermediate disks : de en
  • GB336054A - Improvements in ventilating means for motor cars : en
  • US1777693A - Safety device for submarines : en
  • US1777780A - Bearing scraper : en
  • US1777869A - Bubble cap for gas and liquid contact apparatus : en
  • CA304570A - Electricity meter : en fr
  • AT119370B - Cooled piston for internal combustion engines. : de en
  • US1777460A - Apparatus for separating and recovering vapors and gases with adsorbent carbon : en
  • US1777808A - Process of extracting nut oil : en
  • US1777883A - Press : en
  • CA304639A - Armature : en fr
  • US1777482A - Heating apparatus : en
  • AT119258B - Tube cooler for drinking water heaters. : de en
  • US1777451A - Removable automobile seat cover : en
  • CA304556A - Fan pivot joint : en fr
  • AT119349B - Penholder. : de en
  • AT119252B - Ignition device for mercury vapor arc. : de en
  • AU2058729A - Improvement in internal combustion engines : en
  • DE509593C - Process for cleaning molten cement : de en
  • GB309446A - Improvements in or relating to the destructive hydrogenation of coal extracts : en
  • GR2936B - METHOD OF RESCUE OF SUBMARINE CREWS. : el en
  • CA304531A - Hydraulic valve : en fr
  • CA304532A - Hydraulic valve : en fr
  • US1777531A - Welding process : en
  • AT119291B - Device for extracting the drilling dust generated during drilling work using a hollow drill. : de en
  • US1777543A - Compact or container with holder : en
  • US1777884A - Securing device : en
  • US1777909A - Herbert leslie brookes : en
  • USD82229S - Volxmab veitel : en
  • US1777320A - Rotor : en
  • US1777523A - Rotary valve mechanism for internal-combustion engines : en
  • US1777668A - Electrical generating system : en
  • US1777757A - Indophenol intermediate and blue sulphur dye derived therefrom : en
  • US1777778A - Awning-supporting frame : en
  • US1777942A - Electric switch : en
  • DK43098C - Procedure for Foundation of Structures. : da en
  • GB319793A - A method of and apparatus for treating yarn : en
  • DE509599C - Letter folder mechanism with a swiveling bracket on the base plate, under the action of a spring and displaceable in the longitudinal direction : de en
  • AT119331B - Spindle bearings for spinning, winding and twisting machines. : de en
  • AU2517230B - Improvements in water-heaters for baths andother purposes : en
  • AT119300B - Method and device for converting liquid fuel or other liquids into a vaporous or gaseous state. : de en
  • CA304574A - Control for aircrafts : en fr
  • US1777418A - Synchronized photography and sound : en
  • US1777690A - Radio relay distributing system : en
  • US1777725A - Cylinder lock : en
  • DE509224C - Double acting piston pump for fluids : de en
  • US1777288A - Mold stand : en
  • US1777456A - Lip tile and mounting therefor : en
  • DE509018C - Foil protection against explosions : de en
  • DE509452C - Blocking device on typewriters : de en
  • DK43115C - Boldpessar. : da en
  • US1777588A - Front-plow construction for railroad spreaders : en
  • US1777483A - Sharp-freezing container : en
  • US1777924A - Telephone appliance : en
  • DE508935C - Tremolo device for string instruments : de en
  • DE509694C - Rotary piston compressor with pistons displaceable in radial slots in the piston drum : de en
  • GB336257A - Improvements relating to crank handles : en
  • GB336258A - Improvements in and relating to mechanical milking plant or systems : en
  • DE509212C - Roller bearing for Feber roller mills : de en
  • DE509582C - Process for the catalytic conversion of gases or vapors : de en
  • AT119215B - Fixing of the bare coupling elements on a special carrier for multiple tubes. : de en
  • AT119295B - Sickbed. : de en
  • AT119365B - Device for the electrical generation of low strength compressed air, in particular for electro-pneumatic clock systems. : de en
  • US1777738A - Process of vulcanizing rubber and product thereby obtained : en
  • USD82217S - of toledo : en
  • AT119350B - Method and device for the production of wound bodies for tissue or the like. : de en
  • DE509547C - Auditorium table : de en
  • DE509346C - Dishwasher : de en
  • AT119222B - Process for the preparation of aqueous-alcoholic cholesterol solutions. : de en
  • CA304501A - Anti-skid device : en fr
  • CA304614A - Railway buffer with hydraulic brake : en fr
  • DE509528C - Device for modulating an externally controlled tube transmitter : de en
  • DE509719C - Switching device for electrical circuits : de en
  • AU2562230B - Machine having pistons and cylinders arranged around circumference : en
  • US1777444A - Hydrogen generator : en
  • US1777477A - Pneumatic cushion, mattress, and the like : en
  • US1777770A - Ash receiver : en
  • US1777893A - Mixing apparatus : en
  • US1777782A - Externally and internally finned tube and method therefor : en
  • US1777579A - Locomotive driving box : en
  • US1777598A - Fixture hanger : en
  • CA304481A - Apparatus for effecting catalytic reactions between gases under pressure and at high temperature : en fr
  • AT119214B - Apparatus for body cavity photography. : de en
  • US1777461A - Turbine-control mechanism : en
  • US1777939A - Summation indicating instrument : en
  • DE509420C - Method for electromagnetic soil exploration using alternating currents in a transmission loop : de en
  • GB336040A - Improvements in and relating to poultry houses and the like : en
  • US1777532A - Tag fastener : en
  • AU2367629A - Improvements in or relating tothe treatment of liquids or organic substances by irradiation : en
  • CA304559A - Tap changing system : en fr
  • US1777775A - Valve mechanism for rock drills : en
  • DE509430C - Process for the recovery and regeneration of rayon spunbeams using the viscose process : de en
  • US1777996A - Incubator : en
  • USD82223S - Design for fancy paper or similar material : en
  • US1777515A - Cutter chain : en
  • DE509579C - Mechanical rake cleaner : de en
  • GB336148A - Conical paper or like containers : en
  • CA304554A - Thermostatic device : en fr
  • US1777678A - Flying machine : en
  • CA304505A - Antenna system for transmitting or receiving radio waves : en fr
  • US1777645A - Boiler-feed-water control : en
  • US1777695A - Fishhook disgorger : en
  • GB336005A - Grinding mills : en
  • AT119380B - Floatless carburettor for internal combustion engines. : de en
  • US1777839A - Treating of animal-skin products : en
  • AT119375B - Device to prevent the permissible speed of drive machines from being exceeded. : de en
  • CA304613A - Bookstand : en fr
  • US1777840A - Rail anchor : en
  • US1777870A - Clock savings bank : en
  • US1777446A - Bleaching or decolorizing of clay or other minerals : en
  • US1777496A - Fishing trap : en
  • AU2523030B - Improvements in or relating to fire extinguishing apparatus : en
  • DE509332C - Compressorless prechamber diesel engine with movable prechamber : de en
  • GB336261A - Improvements in the manufacture and production of carbon black, acetylene and hydrogen : en
  • GB336265A - Ornamented moulded article and method of making same : en
  • CA304611A - Friction shock absorbing mechanism : en fr
  • GB336231A - Improvements in or relating to spectacle frames : en
  • US1777694A - Package tying and conveying trucks : en
  • AT119343B - Telescopic gas container with sliding seal. : de en
  • DE509663C - Drum chopping machine with conveyor blower : de en
  • US1777317A - Panel : en
  • GB336243A - Improvements in the vaporisation of fuel for internal-combustion engines : en
  • AU2267029A - An improved construction of metallic building member or unit : en
  • CA304615A - Aldehyde-amino resinous compound : en fr
  • CA304591A - Luminaire : en fr
  • US1777653A - Center punch : en
  • US1777764A - Apparatus for cooling veneer panels : en
  • US1777566A - Lifting jack : en
  • US1777382A - Fastening-inserting machine : en
  • US1777756A - Vat color of the 1:9 thiazole-anthrone series : en
  • US1777889A - Time stamp : en
  • AT119335B - Extinguisher. : de en
  • DE509391C - Pocket iron : de en
  • US1777448A - Bookmaking method : en
  • US1777813A - Cigarette container : en
  • US1777550A - Display apparatus : en
  • CA304473A - Cultivator : en fr
  • CA304627A - Apparatus for branding or marking case ends, etc. : en fr
  • CA304471A - Shadowless portable lamp with shade : en fr
  • US1777669A - Production of sheet glass : en
  • US1777553A - Tank ball : en
  • US1777945A - Process of treating rubber latex : en
  • US1777377A - Thread holder for weft-replenishing looms : en
  • US1777713A - Pipe cutter : en
  • US1777597A - Lay patch : en
  • US1777367A - Manufacture of aerated waters, sparkling drinks and the like : en
  • US1777590A - Running-board and binding-strip assembly : en
  • CA304576A - Core for the moulding of hollow rubber articles : en fr
  • DE509149C - Process for the preparation of nuclear methylated hydrocarbons : de en
  • AU2514330B - A machine forthe manufacture of pompoms for footwear : en
  • DE509717C - Method for determining the altitude of aircraft by means of electrical waves : de en
  • US1777484A - Animal-racing device : en
  • CA304545A - Safety valve : en fr
  • DE491652C - Portable advertising device for the interrupted demonstration of illuminated advertising : de en
  • DE509604C - pipe cleaner : de en
  • GB335953A - Improvements relating to binding devices particularly for use in permanent waving of the hair : en
  • GB336195A - Improvements in and relating to methods of welding : en
  • AT119316B - Device for achieving absolute or relative synchronization of work motors, in particular for paper machines. : de en
  • DE509101C - Method and device for the production of discs from cardboard, cardboard and like : de en
  • AT119250B - Pointer drive for display devices of radio sets. : de en
  • DE509335C - Process for the production of photomechanical printing forms in which the areas of an exposed chromate colloid layer that have been washed out by development print : de en
  • DE509624C - Protective device for the connecting wires of hanging electrical lights, arc lamps and the like. like : de en
  • DE508956C - Induction motor for high starting torque with short-circuit armature and pole-changing stator winding : de en
  • DE509705C - Device for starting high-pressure steam locomotives : de en
  • GB335995A - Improvements in or relating to television : en
  • CA304518A - Rail joint : en fr
  • US1777828A - Sound-picture photography : en
  • DE509444C - Filter attachment for coffee brewers : de en
  • US1777361A - Means for turning cigarettes : en
  • US1777414A - Spring-control device : en
  • US1777500A - Indicator : en
  • US1777848A - Damper control : en
  • US1777528A - Aircraft safety device : en
  • AT119337B - Writing implement consisting of a pencil connected to a fountain pen. : de en
  • AT119393B - Safety welding socket connection. : de en
  • DE509404C - Arrangement for gas distribution in an electrical gas cleaning chamber : de en
  • US1777370A - Governor for internal-combustion engines : en
  • US1777606A - Leak-sealing compound : en
  • US1777659A - Method of forming zinc ingots for working : en
  • US1777675A - Radiator : en
  • AT119287B - Lip protectors. : de en
  • DE509301C - Arrangement of the polishing tools on wood, polishing and grinding machines : de en
  • DE509352C - Wrapping machine for caramel sweets : de en
  • DE509587C - Garden and fruit tree shears : de en
  • AT119389B - Cooling device for internal combustion engines. : de en
  • US1777351A - Dies and method for closing pressed-metal-pipe fittings : en
  • US1777501A - Means for locating piston rings : en
  • US1777897A - Oil-change indicator : en
  • AT119271B - Lid closure for washing machines. : de en
  • CA304565A - Tap changing system : en fr
  • AU2271329A - Improvements in pulley blocks : en
  • US1777295A - Cable terminal : en
  • USD82235S - Design eor a toy airplane : en
  • AT119347B - Travel bag. : de en
  • US1777488A - Photographic apparatus : en
  • US1777538A - Radio apparatus : en
  • US1777561A - Closet system : en
  • US1777896A - Process of making edible containers : en
  • DK43106C - Chassis for Automobile Trucks. : da en
  • US1777389A - Screw-conveyer hanger : en
  • USD82216S - Ebbis fbanxb : en
  • US1777970A - Cellulose ethers and process of making : en
  • AU2335129A - Improvements in rapid type electric water heaters forbath andother domestic service : en
  • AT119342B - Machine for the production of fur fabrics similar to Astrakhan. : de en
  • AT119351B - Arrangement of insulating layers of asphalt, tar and the like. Like. In construction, especially bridges. : de en
  • AT119322B - Speaker. : de en
  • AT119361B - Process for packaging delicate filamentary yarns. : de en
  • AT119212B - Circuit for radio receivers. : de en
  • CA304606A - Weight controlled air valve : en fr
  • US1777737A - Rubber vulcanization process : en
  • US1777689A - Extension wing for irrigation ditchers : en
  • AT119376B - Heavy oil gasifier. : de en
  • AT119279B - Device for cleaning and dedusting cut tobacco. : de en
  • US1777908A - Fertilizer with a base of phosphate and sulphur : en
  • US1777959A - Method of manufacturing piston rings : en
  • GB336113A - Improvements in electrical storage batteries or accumulators : en
  • DE509456C - Sucking and pressing acting blades for pumps and drive screws : de en
  • DE509778C - Protective slide for self-loaders : de en
  • GB336182A - : en
  • AT119272B - Handbag hanger. : de en
  • GB336242A - Operating mechanism for the brakes of motor vehicles : en
  • AT119304B - Tubular wire. : de en
  • DE509159C - Device for displaying the last line of a sheet of paper : de en
  • DE509788C - Time clock with movable 24-hour hand : de en
  • GB336188A - A new or improved apparatus for a ball game : en
  • GB316672A - Improvements in automatic sacking and weighing machines : en
  • GB336102A - Improvements relating to electrical switches with pneumatic blow-outs : en
  • GB336009A - Improvements in or relating to conveyer-driers : en
  • US1777771A - Rifle : en
  • DE509784C - Firing pin for automatic weapons : de en
  • DE509648C - Device on twin-motor gripper winches to secure the closing motor against overloading when closing : de en
  • DE509733C - Device for cutting, cleaning and deburring fish : de en
  • DK43135C - Device by oscillating electromagnetic switches. : da en
  • DE509329C - Collective seesaw trap : de en
  • DE509288C - Muffle furnace with fuel and electrical heating : de en
  • DK43093C - Machine for picking up root vegetables and the like. : da en
  • DE509509C - Connection of the leaf spring ends to the vehicle frame by means of rubber blocks, especially for motor vehicles : de en
  • DE509590C - Manufacture of rifle bullets with a soft core : de en
  • GB336191A - : en
  • GB336273A - Method of extracting fatty oil : en
  • DE509322C - Control device for electrically driven sewing machines : de en
  • DE509358C - Method and device for laying open boxes : de en
  • DE509264C - Process for the preparation of multiple aryl-substituted guanidines : de en
  • DE509633C - Deflastering machine : de en
  • GB336022A - Improvements in producers : en
  • DE509438C - Divided cover on dishwashers : de en
  • DE509474C - Storage of the drive wheel of caterpillar tracks for motor vehicles : de en
  • GB316982A - : en
  • DE509396C - Method and device for local dyeing of wide fabrics in several colors : de en
  • US1777365A - Manufacture of aerated waters, sparkling drinks, and the like : en
  • GB336124A - An improved tap for cutting square screw threads : en
  • GB313413A - Improvements in and relating to rotary internal combustion engines : en
  • GB315367A - Method of promoting chemical reactions and physical processes by the use of a high-frequency rotary electric field : en
  • GB335963A - Method of removing carbon deposits from engine cylinders : en
  • GB336160A - Improvements in warp let-off mechanism for looms for weaving : en
  • DE509622C - Electric arc lamp with an internally cooled hollow ring as cathode and an arc set in circulation by a magnetic field : de en
  • FI13076A - Anordning vid snöplogar : en fi
  • GB335985A - Improvements in and relating to the propulsion of ships : en
  • DE509049C - Circuit arrangement for telephone systems : de en
  • GB336155A - Improved container or envelope : en
  • DE509781C - Hand device for pulling off hoods : de en
  • GB336218A - Improvements in or relating to the production of artificial ice rinks for skating and other purposes : en
  • GB336282A - Processes of making formaldehyde : en
  • DE509460C - Attachment of the impeller for centrifugal pumps : de en
  • DE509490C - loom : de en
  • CA304523A - Safety razor : en fr
  • GB318836A - Pistons of internal combustion engines : en
  • DE509377C - Joint glue machine for veneers, boards, etc. like : de en
  • GB335954A - Improvements in the manufacture of soaps : en
  • GB336245A - Improvements in mattresses or cushions and method of making same : en
  • CA304550A - Liquid soap dispensing valve : en fr
  • DE494405C - Transport barrel for beer u. like fluids : de en
  • DE509397C - Device for setting the pattern rollers on multi-color printing machines : de en
  • DE509769C - Equipment on submarines for connection with the water surface : de en
  • DE509423C - Process for the preparation of Kuepen dyes of the anthraquinone series : de en
  • DE509731C - Shoe insert : de en
  • DK43129C - Machine for Inserting Metal Wire into Map Brackets. : da en
  • US1777665A - Automatic circuit breaker : en
  • GB336138A - Improvements in thermionic valve circuits : en
  • US1777761A - Can-sealing machine : en
  • US1777925A - Sprayer : en
  • GB336033A - Improvements relating to electric clocks : en
  • GB336150A - Improvements in coin freed apparatus for dispensing roll paper : en
  • US1777337A - Oil burner : en
  • US1777612A - Thread doubling and twisting machine : en
  • US1777307A - Art of cracking hydrocarbons : en
  • US1777559A - Expanding-roller underreamer : en
  • US1777475A - Load-handling mechanism : en
  • AT119234B - Eyelet for dental purposes, in particular tooth regulators and instruments for making the same. : de en
  • AT119385B - Control device for vehicle diesel engines with airless injection. : de en
  • US1777297A - Automatic acetylene generator : en
  • US1777363A - Parachute : en
  • US1777560A - Floating deck : en
  • DE509418C - Electrolytic counter : de en
  • US1777701A - Eye protector : en
  • DE509434C - Umbrella with telescopic pole sections : de en
  • GB335952A - Process for decolorizing mineral oils and oil distillates : en
  • US1777814A - Shirt-collar support : en
  • DE509305C - Shaped bodies of all kinds made of formolite : de en
  • FI13081A - Anordning vid stickmaskiner förrande av nålarna i deras övre ytterläge : en fi
  • FI13099A - Propeller : en fi
  • US1777830A - Bread-roll-filling machine : en
  • DE508940C - Device for the sedimentation of fluids developing gases from closed boreholes : de en
  • US1777420A - Automatic toll-serv ce trunking system : en
  • US1777821A - Pressure control and exhaust valve for fluid-pressure-operated railway dump cars : en
  • US1777568A - Wringer guard : en
  • US1777781A - Airplane cycle : en
  • DE509219C - Device for easily detachable connection of two parts that can be plugged together : de en
  • DE509435C - Floor cutting machine using steel chips : de en
  • DE509783C - Device for cocking the firing pin of automatic firearms : de en
  • US1777610A - Runn r knitter : en
  • US1777714A - Refrigerator : en
  • GB336137A - Improvements relating to ball game appliances : en
  • US1777932A - Rotary gasoline engine : en
  • AT119286B - Slow-burning stove. : de en
  • CA304524A - Pullover garment : en fr
  • US1777462A - Wheel brake mechanism : en
  • US1777867A - Op endicott : en
  • US1777966A - Delivery truck : en
  • DE509727C - Multi-row surface structure from pieces of leather : de en
  • GB309182A - Improvements relating to safety devices for electric current distributing installations : en
  • GB336076A - Improvements in or relating to the inner tubes of pneumatic tyres, and other articles needing joining during production, and the manufacture thereof : en
  • CA304629A - Voltage regulation of high-tension networks : en fr
  • DE508759C - Stencil roller with spray device inside : de en
  • DE509576C - Lid closure for transport and standing vessels for milk and other liquids : de en
  • DK43117C - Device for Percussion Tools. : da en
  • FI13070A - Pendlande exhaust system with piston rods and piston rods and pistons : en fi
  • CA304601A - Tilting type concrete mixing machine : en fr
  • DE509411C - Process for closing larger gaps in rail joints using the aluminothermic melt casting process : de en
  • GB336284A - Improvements in moving picture apparatus : en
  • US1777977A - Joint for pipes and tubes : en
  • US1777310A - Press : en
  • US1777510A - Muffler for internal-combustion engines : en
  • CA304515A - Tire wheel : en fr
  • DE508289C - Device to prevent a carburetor fire : de en
  • US1777726A - Stone-polishing machine : en
  • GB335949A - Apparatus for emulsification : en
  • DE509786C - Skill game : de en
  • DE509294C - Spinning funnel for the production of rayon using the draw spinning process : de en
  • GB317041A - Improvements in the manufacture of bleach liquor : en
  • US1777545A - Curtain-adjusting means for automobiles : en
  • US1777772A - Die mechanism : en
  • GB336116A - Improvements relating to electrostatic loud-speakers : en
  • DE509513C - Coke oven : de en
  • GB336226A - Improvements in molded rubber boots, and in the process and apparatus for manufacturing same : en
  • GB336274A - Method of extracting fatty oil : en
  • GB336621A - Improvements in the treatment or production of cellulose derivative materials : en
  • GB336149A - Improvements in and relating to watering appliances for animals : en
  • GB336183A - Stop mechanism for turning-lathes and like machine tools : en
  • GB336559A - Improvements in or connected with photographic sound records : en
  • DE509247C - Winding drum for steel and metal belts : de en
  • DE509309C - Drive mechanism for projector : de en
  • GB336178A - Improvements in radiant heat superheaters : en
  • GB336196A - Spring device for guiding the coil of an electro-dynamic loudspeaker : en
  • GB309188A - Improvements relating to vehicle brakes : en
  • DE509402C - Device for the action of gas on liquid, in which the gas and the liquid move in countercurrent to one another : de en
  • DK43092C - Automatic Assembly Exchange and Payment Device. : da en
  • DE494968C - Control device for rotating internal combustion engines : de en
  • US1777721A - Musical instrument and playing means therefor : en
  • AT119207B - Process for the extraction and separation of the physiologically active substances contained in male gonads. : de en
  • AT119312B - Asynchronous reactive power machine excited by its own network. : de en
  • CA304581A - Plate for alkaline accumulators : en fr
  • US1777544A - Shoe and method of fixing shoe stiffeners in position therein : en
  • AU2556530A - Improvements in or relating to glow lamps : en
  • DE509534C - Process for the production of pipe elements for surface coolers, in particular for the cooling back of the cooling air of electrical machines by water : de en
  • GB336019A - Process for improving high percentage magnesium alloys : en
  • GB336024A - An improved stainless steel and process for the melting thereof : en
  • GB336059A - Improvements in egg-poachers : en
  • GB336239A - Improvements in coin freed apparatus : en
  • AT119205B - Directional broadcasting transmitter antenna system and operating procedures for it. : de en
  • US1777419A - Focus and finding apparatus for motion-picture cameras : en
  • US1777681A - Spool support for knitting machines : en
  • US1777291A - Fixture and outlet-box support : en
  • US1777688A - Auxiliary rudder for irrigation ditchers : en
  • US1777311A - Filtering means : en
  • CA304527A - Window : en fr
  • CA304640A - Rabble arm : en fr
  • US1777385A - Air valve : en
  • CA304494A - Cooking stove : en fr
  • US1777730A - Binding strip : en
  • US1777875A - Automatic hammer : en
  • DE509324C - Trench digging and cleaning machine : de en
  • DE509265C - Process for the production of molecular compounds from sodium iodine and urea : de en
  • DE509465C - Device for regulating the amount of conveyance in drainage works : de en
  • AT119289B - Music sheet. : de en
  • DE496195C - Portable advertising device for the interrupted demonstration of illuminated advertising : de en
  • DE509403C - Arrangement for securing the position of fill stones provided with external ribs for absorption heat exchange and similar devices : de en
  • US1777437A - Detachable gear unit : en
  • US1777552A - Display apparatus : en
  • US1777341A - Engine-crank-shaft balancer : en
  • DE508390C - Closure for tunnel ovens : de en
  • DE509308C - Projector for double images : de en
  • AT119320B - Short tandem composite steam engine. : de en
  • DE509317C - Flush valve : de en
  • US1777323A - Welt grooving and beveling machine : en
  • US1777801A - Metal fence post : en
  • US1777431A - Method of forming hubs : en
  • CA304539A - Curtain fixture : en fr
  • DE509243C - Process for the production of caliber rolls : de en
  • DE509652C - Machine for cutting wooden spools from a rod : de en
  • DE508948C - Sole clamp for ski bindings : de en
  • US1777375A - Machine for skinning meat : en
  • US1777815A - Chimney cleaner : en
  • US1777877A - Snap switch : en
  • USD82219S - Design for an automobile radiator ornament : en
  • US1777343A - Device for the heating of windows : en
  • CA304476A - Socket stud wrench : en fr
  • AU2562230A - Machine having pistons and cylinders arranged around circumference : en
  • CA304632A - Motorist's eye shield : en fr
  • US1777631A - Aiibebt l : en
  • US1777958A - Gyrocompass : en
  • DE509108C - Control device for brakes to be applied by negative pressure, especially for motor vehicles : de en
  • DE509545C - Nasal closure : de en
  • US1777894A - Process for manufacturing benzol and valuable by-products from butane, propane, or ethane, or mixtures thereof : en
  • US1777466A - Type-bar actuating mechanism : en
  • US1777912A - Rudder : en
  • US1777765A - Magnetic steel-sliver meat scraper : en
  • DK43123C - Procedure for Printing on Paper. : da en
  • DK43118C - Packing device for Stop Guns, especially for Cooling Machines. : da en
  • DE509575C - Wicker basket : de en
  • DE509572C - Twisting machine with driven twisting head : de en
  • US1777980A - Lifeboat davit : en
  • US1777799A - Windshield-cleaner motor : en
  • AT119298B - Combination lock. : de en
  • AT119310B - Electric igniter with a celluloid tube acting as a delay piece or the like. : de en
  • DE509373C - Process for bleaching resin-free montan wax : de en
  • DE509688C - Rake cleaning machine with a device for automatic tipping out of the floss : de en
  • US1777816A - Vacuum system : en
  • DE509584C - Method and device for distilling hydrocarbons, in particular crude petroleum or tar, by means of steam : de en
  • CA304598A - Mower : en fr
  • US1777306A - Shank and bit punch : en
  • US1777732A - Means for igniting and controlling low-gravity-fuel burners : en
  • US1777790A - Necktie form : en
  • US1777592A - Casing spear : en
  • US1777999A - Method and apparatus for measuring radiations such as the ultra violet : en
  • US1777643A - Apparatus for making laminated glass : en
  • US1777789A - Adjustable vise for workbenches : en
  • US1777849A - Machine for making clock pinions : en
  • AU2268529A - Improvements in shearing machine cutters : en
  • DE509559C - Inking roller device for coloring advertising types on the running surface of the tires of a street-printing advertising vehicle : de en
  • DE485537C - Method and device for the manufacture of footwear : de en
  • DE508879C - By removable rubber bands or the like. Reinforced wrinkled tubular fabric for abdominal bandages and the like. like : de en
  • DE509274C - Current collector device with a current collector plate : de en
  • FI13090A - Anordning for upplagring av halvtorr trämassa, Cellulosa eller liknande ämnen, vilka transporteras genom att framblåsas i ledningar Medels tryckluft : en fi
  • US1777427A - Toy telephone : en
  • US1777395A - Wire clamp : en
  • DE509103C - Board for advertisements : de en
  • US1777298A - Feeding apparatus for chemicals : en
  • US1777397A - Electrostatic pick-up device : en
  • DE509600C - Folder with tilting mechanism : de en
  • AT119306B - Process for the production of glue and gelatin in granular, semolina or powder form. : de en
  • FI13087A - Anordning vid hästskor med utbytbara grepp och broddar : en fi
  • AT119208B - Process for the simultaneous extraction and separation of the lipoid and water-soluble active substances from male and female gonads. : de en
  • AT119220B - Process for the preparation of salts of antimonic acid and its derivatives. : de en
  • DK43134C - Apparatus for Filling and Emptying Grain Silos. : da en
  • DE509348C - Process for the production of nitrocellulose : de en
  • DE509672C - Cinematograph with continuously running film and picture window moving up and down : de en
  • GB335990A - Improvements in and connected with the water services or supplies on travelling vehicles such as railway carriages : en
  • US1777396A - Piston mounting for internal-combustion engines and the like : en
  • GB315220A - Improvements relating to the electrical control of apparatus such as railway points and signals from distant points : en
  • CA304509A - Lumber grade marking machine : en fr
  • US1777583A - Rail anchor : en
  • AT119294B - Headlights. : de en
  • DE509654C - Fluid meter with device to obtain correct information even with low consumption : de en
  • USD82232S - Design for a wheel-bearing figure toy : en
  • DE509448C - Process for the production of concrete ceilings with frame cells between iron girders : de en
  • DE509585C - Bottle snap closure : de en
  • DE509658C - Tiller with a tool roller that is perpendicular to the feed direction : de en
  • US1777766A - Process for improving the properties of montan wax : en
  • GB336197A - Improvements in or relating to kinematograph apparatus : en
  • AU2204529A - Improvements mor relating to wave signalling systems : en
  • DE509276C - Lockable connector : de en
  • DE508973C - Effective mass for primary and secondary elements, especially the alkaline collector : de en
  • US1777774A - Washing-machine cylinder : en
  • GB336006A - Improvements in or relating to machine guns : en
  • DE509683C - Brake device for skiers : de en
  • DE509687C - Device for raising and lowering flaps arranged on roller weirs : de en
  • GB319663A - Improvements in or relating to the preparation of bituminous emulsions and the like : en
  • DE509473C - : de en
  • GB336057A - Improvements in or relating to straight-bar knitting machines : en
  • GB336268A - Improvements in and relating to the production of dibenzanthrone derivatives : en
  • FI13075A - Fertilization requirements for upstream vehicles and transporters in the form of a gas tank with a ligated capacity : en fi
  • US1777928A - Traction device : en
  • GB336192A - : en
  • GB316953A - Arrangement for maintaining the speed of rotation of motors constant, or of synchronising them : en
  • GB336278A - Improvements in or relating to transmitters for printing telegraph apparatus : en
  • US1778006A - Automatic and semiautomatic weighing scale : en
  • FI13082A - Device for coffee and tea routes, etc. : en fi
  • GB336159A - Improvements in rotary apparatus principally intended to act as a compressor : en
  • GB336170A - Improvements in tables : en
  • GB315836A - Improvements in telegraphic and similar repeating systems employing vacuum tube amplifiers : en
  • GB335979A - Improvements relating to carburettors for use in connection with internal combustion engines : en
  • GB336134A - Improvements in and relating to winding for dynamo electric machines : en
  • AT119325B - Device for filling bulk goods, in particular cement, into sacks. : de en
  • AT119362B - Mouthpiece for vacuum cleaner. : de en
  • DE508712C - Adding machine : de en
  • DE509299C - Pressureless hot water storage tank : de en
  • CA304605A - Carbureter : en fr
  • AT119314B - Device for unit control of any number of variable oscillation circuits. : de en
  • CA304487A - Method of waterproofing paper and fibre boards : en fr
  • US1777646A - Method for maintaining uniformity in composition liquid of dispersions or emulsions : en
  • US1777573A - Refrigerating and ventilating apparatus : en
  • US1777670A - Material feeding and weighing device : en
  • DE509337C - Apparatus for stabilizing the course of moving systems, e.g. Air or water vehicles : de en
  • CA304618A - Coke oven battery : en fr
  • DE509556C - Locomotive with an internal combustion engine and the use of relaxed combustion gases and compressed air for propulsion : de en
  • DE509592C - Photographic roll film : de en
  • DE509771C - Ship rudder device : de en
  • GB336165A - Improvements in face-massaging apparatus : en
  • CA304624A - Heel-seat fitting machine : en fr
  • AT119391B - Self-priming centrifugal pump. : de en
  • DE509363C - Spreader for excavator buckets : de en
  • FI13103A - Fan fan for fan channels : en fi
  • DE509290C - Process for the production of chromium-containing azo dyes : de en
  • GB336047A - Improvements in or relating to thermionic rectifiers : en
  • AT119210B - Process for the production of anti-rachitic products. : de en
  • AT119262B - Earth fault relay. : de en
  • CA304530A - Windscreen : en fr
  • GB336067A - Improvements in the manufacture of silk cocoon fabrics : en
  • DE509202C - Roller milling cutter with individual milling teeth inserted into the milling body : de en
  • DE509296C - Device for reducing and removing structures protruding from body cavities or pipes : de en
  • DK43105C - Automatic Camera. : da en
  • AT119202B - Radio receiver. : de en
  • US1777623A - Fastening for jigging conveyers : en
  • US1777473A - Sole-trimming machine : en
  • US1777467A - Filling mechanism : en
  • US1777511A - Agricultural implement : en
  • US1777922A - Furnace wall : en
  • US1777822A - Golf-club shaft : en
  • US1777314A - Machine for trimming heel covers : en
  • CA304469A - Box or shelf and partition : en fr
  • GB336156A - Wide span cable connector for high-voltage lines : en
  • US1777992A - Aircraft : en
  • DE509507C - Device for regulating the fuel supply to pulverized coal combustion engines : de en
  • DE509515C - Process for processing zirconia lime products : de en
  • CA304593A - Prismatic reflector : en fr
  • DE509345C - Safety razor with electric drive : de en
  • CA304507A - Grid casting machine : en fr
  • AU2336929A - An improved clamping device : en
  • US1777299A - Feeding apparatus for chemicals : en
  • US1777890A - Automatic speed-changing device for tabulating machines : en
  • US1777514A - Universal automobile fan : en
  • DE509246C - Dough molding machine : de en
  • DK43099C - Fyrstav. : da en
  • US1777825A - Electrically-operated track switch : en
  • US1777878A - Padded football jersey : en
  • US1777445A - Threads, cords, and fabrics : en
  • US1777809A - Folding metal golf smoother or swiper : en
  • US1777388A - Hat holder : en
  • US1777492A - Helicopter aeroplane : en
  • US1777853A - Repeating theodolite : en
  • AT119313B - Clamping device for grinding hollow cylindrical workpieces. : de en
  • AT119355B - Loom with double shedding. : de en
  • AT119372B - Gear with continuously variable translation. : de en
  • DE509278C - Arrangement for the excitation of vertically excited rear machines in three-phase cascades : de en
  • DE509445C - Large capacity coffee machine : de en
  • DK43111C - Mechanism for conveying an endless belt, in particular for cigarette machines. : da en
  • DK43132C - Footwear heel with replaceable wear piece or flap. : da en
  • US1777739A - Awning-operating mechanism : en
  • DE509541C - Process for the production of a cellulose fiber to be processed on rayon, films and gun cotton : de en
  • CA304537A - Combined envelope and letter : en fr
  • US1777843A - Water cooler : en
  • DE509655C - Method for measuring surface or interfacial tension : de en
  • AT119383B - Device to prevent demagnetization of the permanent magnet of a magneto ignition apparatus. : de en
  • AT119275B - Two-stroke internal combustion engine with more than two pistons working in a common combustion chamber. : de en
  • DE509226C - Rolling curtain for the windows of motor vehicles that can be operated from the driver's seat : de en
  • GB315003A - An improved method of closing paper and like receptacles : en
  • GB336186A - A device for preventing condensation on shop windows and the like : en
  • CA304534A - Casing for hydraulic shock absorbers : en fr
  • US1777347A - Shock-absorbing hub : en
  • US1777459A - Manufacture of absorbent materials : en
  • US1777793A - Luminous character : en
  • AT119326B - Power cables. : de en
  • AU2878430A - Improvement in method of recovering nitric acid : en
  • CA304604A - Electric candle : en fr
  • GB336085A - Improvements in screening devices : en
  • GB336153A - Improvements relating to electric illuminated advertising signs : en
  • DE509325C - Soil cultivation device for cable pull : de en
  • US1777426A - Car-door fastener and seal : en
  • US1777628A - Tool for corporation stops : en
  • DE509581C - Wiping device for turntable sugar presses : de en
  • DE508848C - Box for display and shipping purposes : de en
  • DE509530C - Portable underground switchgear : de en
  • GB336101A - Apparatus for automatic display of goods for sale, and in particular of wearing apparel : en
  • FR37021E - Process for making artificial products using viscose : en fr
  • GB336181A - A process for the production of aluminium salts : en
  • GB336110A - Improvements in or connected with kinematograph apparatus : en
  • GB336053A - Improvements in connection with electro-magnetically operated valves : en
  • DE509643C - Process for the production of a silicate cement for dental purposes : de en
  • DE509268C - Type lever drive for typewriters : de en
  • DE509355C - Device for packing cigarettes or similar items : de en
  • DE509366C - Electrically operated striking tool : de en
  • DE509426C - Device for condensing the distillation vapors produced during the distillation of lubricating oils : de en
  • DE509493C - Barbed spreader for looms : de en
  • DE509620C - Asynchronous machine with performance independent of slip : de en
  • US1777509A - Construction for lighting posts and the like : en
  • US1777734A - Street sign : en
  • AT119348B - Pencil sharpener with case. : de en
  • DE509208C - Grain grinding and sharpening machine with several chambers traversed by a joint working shaft : de en
  • GB336008A - Improvements in the manufacture and production of diammonium phosphate : en
  • GB336635A - Improvements in the manufacture and production of hydrogen and gases containing hydrogen : en
  • DK43104C - Automatic or semi-automatic Weight. : da en
  • AT119321B - Arrangement for alternating current to direct current conversion. : de en
  • US1777648A - Apparatus for circulation of liquids : en
  • GB336566A - Improvements in or relating to machines for drying yarn or other textile materials in hanks : en
  • DE509455C - Process for dewatering cardboard by pressing : de en
  • DE509664C - Beet cutting machine with a helically wound knife shaft lying outside the grate-like wall of the filling funnel : de en
  • DE509436C - Dishwashing device : de en
  • DE509730C - Switching mechanism for automatic temperature control of electrically heated vulcanizing devices : de en
  • US1777464A - Rotary-valve mechanism : en
  • US1777424A - Padlock : en
  • DE509538C - Process for the production of paint : de en
  • DK43096C - Apparatus for rapid cooling of milk in transport buckets. : da en
  • DE509495C - Device on guide wheels for water turbines : de en
  • AT119378B - Tripod head. : de en
  • AU2528930A - Container freight cars : en
  • US1777433A - Signaling system : en
  • AT119270B - Dishwasher. : de en
  • AT119377B - Device for operating air compressors driven by marine auxiliary internal combustion engines. : de en
  • DK43121C - Device for regulating the vacuum for operation of automatic windscreen cleaners and the like. : da en
  • GB336152A - : en
  • US1777331A - Heel machine : en
  • DK43114C - Procedure for the Preparation of Potassium Sulphate and Soda. : da en
  • DE509419C - Printing device with counter that is periodically returned to the zero position for consumption meters, especially for electricity meters : de en
  • DE509656C - Typewriter : de en
  • CA304548A - Foot controlled washfountain : en fr
  • CA304477A - Incubator : en fr
  • CA304489A - Safety lighting and testing device for gas burners : en fr
  • CA304562A - Regulator system : en fr
  • DE509546C - Nasal closure : de en
  • GB336556A - Improvements relating to cinematograph projection apparatus : en
  • US1777795A - Animal food : en
  • IE11160L - Railway switches. : en
  • DE509675C - Device for inclination regulation on air or water screws that generate or are driven by a current : de en
  • DE509520C - Folding machine : de en
  • US1777436A - Charge indicator for storage batteries : en
  • GB336141A - A closure device for use in testing pipes : en
  • GB336135A - Improvements in reinforcing members for steps of concrete and the like : en
  • CA304595A - Flexible hose for fluid pressure systems : en fr
  • US1777537A - Weighing scale : en
  • US1777949A - Carbureting and vaporizing mfans for internal-combustion engines : en
  • DE509552C - Putty syringe with air and putty chamber : de en
  • DE509531C - Isolating switch with signaling device : de en
  • DE509311C - Steering device for frame plows u. Like. With a penetrating into the ground and used to control the plow disc coulters : de en
  • DE508920C - Process for the production of voided viscose rayon threads : de en
  • DE509221C - Moment control for borehole pumps : de en
  • DE509368C - Process for the production of esters of natural or synthetic resin acids : de en
  • US1777917A - Roofing-tile machine : en
  • GB335974A - Improvements relating to shuttleless looms for weaving : en
  • DE509568C - Grinding of taps : de en
  • GB336126A - Improvements in or relating to pumping mechanism : en
  • GB336161A - Improvements in and relating to change speed gearing : en
  • US1777293A - Liquid-measuring device : en
  • CA304536A - Converter for bessemerizing : en fr
  • DE509482C - Ballet shoe : de en
  • GB309377A - Improvements in the treatment of textile and other materials made of or containing cellulose esters : en
  • DE509273C - Electric gear, especially for vehicle propulsion : de en
  • AT119381B - Valve for internal combustion engines. : de en
  • DE509415C - Movable lever switch, especially for experimental purposes : de en
  • FI13071A - Rotationsmaskin : en fi
  • AT119237B - Fixatives for histological purposes. : de en
  • AT119368B - Pulley. : de en
  • DE509239C - Process for the production of fine-pored insulating cement stones : de en
  • AT119278B - Locking device for gymnastics ladders. : de en
  • US1777833A - Treating of animal-skin products : en
  • CA304623A - Upper pulling machine : en fr
  • US1777342A - Bumper : en
  • DK43126C - Aalejærn. : da en
  • GB336602A - Improvements in and relating to the drying of material in vacuo : en
  • US1777933A - Display device : en
  • DE495484C - Cigarette holder with fire extinguisher : de en
  • DE509390C - Model doll : de en
  • DE509289C - Process for the production of chromium-containing dyes : de en
  • DE509560C - Paper roll attachment : de en
  • GB336071A - Improvements in ladder webs for venetian blinds : en
  • GB316139A - Improvements in or relating to refrigerators for cooling liquids : en
  • GB336032A - Improvements in turbine motors : en
  • GB316303A - Improvements in and relating to process of producing iron or steel directly from the ore and controlling the sulphur content thereof : en
  • FI13106A - Electric toe cap : en fi
  • DE509021C - Electric cathode glow lamp, on the electrodes of which the glow light is prevented in places by covering with insulating layers : de en
  • GB336004A - Improvements in or relating to punching or drifting machines : en
  • US1777357A - Weft-replenishing loom : en
  • DE509362C - Method and device for drying textiles u. Like. In several chambers arranged one behind the other : de en
  • GB335987A - Improvements in or relating to electrolytic apparatus : en
  • DK43109C - Device for footwear cleaning machines with vacuuming device. : da en
  • US1777698A - Amphibian mobile carrier : en
  • DE509466C - Device to prevent the suction pipe of a centrifugal pump from failing by admitting gas at reduced pressure : de en
  • DE509691C - Line pointers on devices for holding the sheets for loose-leaf bookkeeping : de en
  • GB336020A - Improvements relating to direction indicators for vehicles : en
  • GB336062A - Improvements in or relating to tobacco pipes : en
  • GB336151A - Improvements in or relating to circular knitting machines : en
  • GB336561A - Improvements in or relating to means for turning sheets of paper and the like in folding, ruling and other machines : en
  • DE509621C - Iron core for electrical transformers, which consists of packages of individual sheets and whose yoke packages are layered in the side packages : de en
  • GB336234A - Improvements in the conversion of olefines into other hydrocarbons : en
  • DE509623C - Equipment for the production of pinch feet for electric light bulbs, vacuum tubes and similar glass vessels : de en
  • DE509511C - Device for generating a horizontal corrugation e.g. on waves : de en
  • GB309187A - Improvements in and relating to thermionic or like amplifying systems : en
  • GB319781A - Improvements in dog collars : en
  • GB336249A - An improved mud guard for motor bicycles : en
  • GB336201A - Improvements relating to the deposition of dust or the like from an atmosphere in which it is suspended : en
  • DE509427C - Method for cleaning montan wax : de en
  • US1777662A - Washing machine : en
  • US1777404A - Mechanism for operating swinging doors of drum weirs : en
  • US1777578A - Locomotive driving box : en
  • US1777605A - Mill : en
  • US1777947A - Process and apparatus for rejuvenating perforated accounting-machine cards : en
  • DE509372C - Electric bog light tubes : de en
  • DE509714C - Piezoelectric crystal body for generating torsional vibrations : de en
  • GB336052A - Improvements in and relating to radial-arm drilling and tapping machines : en
  • GB336256A - Means for joining the paper webs of reels to feed printing presses : en
  • US1777850A - Power-generating system : en
  • DE509424C - Process for the preparation of Kuepen dyes of the anthraquinone series : de en
  • GB336236A - Improvements in mattresses and method of making the same : en
  • US1777401A - Coupling for propeller shafts : en
  • DE509619C - Contact spring arrangement on installation rotary switches : de en
  • GB335642A - Improvements in or relating to electric terminals, couplings, connectors and the like : en
  • DE509453C - Self-watering basin : de en
  • US1777415A - Gauge : en
  • DE509409C - Sorting device for paper sheets or the like consisting of several conveying devices arranged one above the other. : de en
  • GB316302A - Photographic film spools : en
  • GB336043A - Improvements in or relating to apparatus for determining the specific gravity of liquids : en
  • GB336081A - Improvements in hoeing or cultivating machines : en
  • GB335973A - Improvements in flooding devices for carburettors for internal combustion engines : en
  • DE509467C - Multi-part impeller for centrifugal pumps with vertical axis position : de en
  • GB315002A - Fermentation of sugars : en
  • IE11228L - Clutches : en
  • GB316134A - : en
  • GB336130A - Method of and means for feeding paper sheets : en
  • GB336164A - An improved smokers' ash tray : en
  • DE509266C - Device for dewatering steam turbine stages : de en
  • DE509680C - Door lock with a device to hold back the trap in the open position : de en
  • DE509598C - Newspaper holder : de en
  • DE509651C - Process for the production of curved wood : de en
  • DE509537C - High frequency furnace with concentric windings outside the crucible : de en
  • AT119240B - Directional antenna. : de en
  • GB336583A - Improvements in the production of hydrogenated aromatic hydrocarbons and derivatives thereof : en
  • DK43131C - Procedure for the manufacture of rail fasteners, thus manufactured rail fasteners and tools for the execution of the rail. : da en
  • GB336604A - Process for absorbing olefines having three or more carbon atoms in the molecule by means of sulphuric acid, phosphoric acid or strong sulphonic acids, and for the manufacture of the corresponding esters, ethers, alcohols or other compounds : en
  • GB319205A - A process for the catalytic alkylation of hydrocarbons, alcohols, organic acids and amines : en
  • DE509416C - Electrical switch operated with a socket wrench : de en
  • DE509172C - Waterproof square junction box : de en
  • DE509342C - Can opener stamped from sheet metal : de en
  • IE11263L - Axle bearing lubrication : en
  • DK43124C - Sign. : da en
  • AU2844430B - Improvements in or relating to wave transmission systems, such as systems for radiotelegraphy and radiotelephony : en
  • US1777607A - Machine for grinding bodies of revolution : en
  • DE509300C - Jacketed chimney : de en
  • US1777508A - Advertising or display device : en
  • US1777733A - reich : en
  • US1777963A - Regulating system for variable speed dynamo-electric machines : en
  • DK43125C - Device for Ventilation of Stables. : da en
  • DE509338C - Gear change gearbox with several gears, especially for motor vehicles : de en
  • DE509525C - Device for hardening the flanks of threads, worm gears or the like, which are heated by means of an oxy-fuel burner attached above a Abloeschfluessigkeit : de en
  • GB318619A - Improvements in or relating to directional antenna : en
  • GB336123A - Improvements in and relating to atomizers for liquids : en
  • DE509512C - Device for straightening weft threads in fabrics : de en
  • DE508581C - Process for the protection of electrical equipment with the aid of a contact device that responds to the decomposition products of the insulating material caused by abnormal operating conditions : de en
  • DE509459C - Cooling device, especially for the areas of rotating shafts to be sealed : de en
  • DE509519C - Device for locking the grippers of platen printing presses : de en
  • GB316137A - Process for refining hydrocarbons : en
  • FI13084A - Anordning vid fräsar : en fi
  • GB336163A - Improvements in the manufacture and production of heat insulating masses : en
  • GB336140A - Improvements in and relating to brakework for vehicle wheels : en
  • DE509470C - Water ring pump, especially for liquid transport : de en
  • DE508307C - Drying system for the simultaneous drying of different types of goods in adjacent drying tunnels : de en
  • DE509535C - Device for displaying the sum of several sizes : de en
  • AT119302B - Magnetic coupling for the transmission of rotary movements through a partition. : de en
  • CA304561A - Tap changing system : en fr
  • US1777529A - Back support : en
  • GB336204A - Improvements in or relating to coin sorters for automatic vending machines : en
  • US1777402A - Drier tray : en
  • DE509225C - Motor vehicle with levers that carry the wheels and swing around a common axis : de en
  • DE509080C - Adjustment device for cash registers and control registers : de en
  • DE509360C - Collapsible box : de en
  • DE509425C - Process for the production of curable oil varnishes : de en
  • DE509104C - Machine for removing dust and after tearing apart upholstery material : de en
  • DE509505C - Fishing line winch with braking device controlled by a centrally mounted two-armed line ladder : de en
  • DE509343C - Device for sharpening and defusing sea mines : de en
  • AT119290B - Shoe inserts for flat feet and method of manufacturing the same. : de en
  • CA304496A - Combined double machine for mixing, stirring and beating large or small quantities for kitchen, confectionery, etc. : en fr
  • AT119394B - Auxiliary device for stopping the ignition apparatus while setting the correct ignition sequence. : de en
  • US1777640A - Book : en
  • AT119243B - Method for controlling alternating currents, in particular those of high frequency. : de en
  • US1777988A - Rheostatic motor controller : en
  • DK43094C - Apparatus for machines for affixing labels to bottles, glasses and the like. : da en
  • GB336221A - Improvements in or relating to the separation of dust from air and gases : en
  • DE509072C - ampoule : de en
  • DE509236C - Safety device against lifting of guided awning opening poles : de en
  • FR690632A - : fr
  • DE509052C - Device for the uninterrupted generation of electrical energy with the help of sea water : de en
  • AU2267529A - Improvements in conveyors for transporting or moving discrete or pulverulent material : en
  • AT119396B - Regulators for prime movers. : de en
  • DE508901C - Limit switch for converting the resistance of a pupinized line to the resistance of a homogeneous line : de en
  • DE509475C - Hydraulic tipping device for motor vehicles : de en
  • AT119379B - Vertical multi-cylinder four-stroke internal combustion engine. : de en
  • US1777651A - Railway signaling system of the track-circuit type : en
  • CA304549A - Coupling for fence posts : en fr
  • US1777353A - Chemical thermoscope composition : en
  • US1777871A - Lead pencil : en
  • US1778000A - Radiation meter : en
  • US1777279A - Wing for aircraft : en
  • US1777692A - Calculating apparatus : en
  • US1777724A - Lighting fixture : en
  • US1777412A - Workable for woodworking machines or the like : en
  • DE509548C - Floor protection plate for furniture : de en
  • US1777384A - Bean snipper : en
  • DE509670C - Portable hand drill : de en
  • DE509765C - Worm gears, especially for motor vehicles : de en
  • DE509284C - Method and device for electromagnetic soil research through complete measurement of the electromagnetic elliptically polarized field artificially in the subsurface of excited alternating currents by comparing the amplitudes and phase constants of the field vectors with normal current or voltage values in an alternating current compensator : de en
  • DE509591C - Device for reducing scattered radiation in X-ray exposures : de en
  • US1777390A - Automobile trunk : en
  • US1777750A - Rail anchor : en
  • US1777831A - Treating of animal-skin products : en
  • GB335976A - Improvements in or relating to means for controlling the vacuum in steam condensers : en
  • DE509562C - Cushioning, especially for cars : de en
  • DE509320C - Counter support for the boom on single column milling machines : de en
  • DE509715C - Externally controlled tube transmitter with cascaded amplifier tubes, especially for short waves : de en
  • DE509395C - Connection piece for the angled opposing parts of the pit lining : de en
  • GB336944A - Improvements in the manufacture and production of hydrogen and gases containing hydrogen : en
  • DE508044C - Drilling machine with feed of the drilling spindle by an engaging and disengaging gear and accelerated return of the drilling spindle by a counterweight supported by an additional force : de en
  • DE509112C - Device for opening and closing windows : de en
  • DE507946C - Device for eliminating twisting on screw heads : de en
  • US1777565A - Suspension for vehicles : en
  • US1777574A - Rail joint : en
  • GB309594A - Improvements relating to the smelting of ores : en
  • GB336173A - Improvements in apparatus for spraying liquids : en
  • US1777489A - Gas-engine muffler : en
  • DE509697C - Device for the optical display of electrical signals, in particular for shaft signal systems, in which a symbol appears at the transmitter point in the receiving device with every power supply using indicator bodies, perforated paper strips or lightbulbs : de en
  • GB336010A - Combined pencil sharpener and point protector : en
  • GB313878A - Improvements in motor vehicle head lamps : en
  • GB336090A - Improvements in or relating to railway and the like vehicles : en
  • FI13080A - Anordning vid elektriska lågfrekvensinduktionsugnar : en fi