• CA354958A - Tempered glass sheet production : en fr
  • AT144116B - Advertising machine with exchangeable, swiveling signs. : de en
  • AT144162B - X-ray cassette. : de en
  • AT144032B - Device for generating vapors used as luminous or heating gases by evaporation of organic liquids which do not conduct electricity or which do not conduct electricity well. : de en
  • US2025619A - Wiring or connection of radio or other electrical circuits : en
  • US2025653A - Circuit breaker apparatus : en
  • AT144048B - Juxtaposition game. : de en
  • AT144190B - Device for the correction of basic range finders. : de en
  • FR792147A - New game pointer device usable for bridge : en fr
  • USD97947S - Design for a spectacle frame : en
  • DE623548C - : de en
  • US2025268A - Multiple spindle stationary work turning apparatus : en
  • US2025286A - Bottle closure with brush : en
  • US2025317A - Well construction and method of making the same : en
  • US2025278A - Method of making power transmission belts : en
  • DK51071C - Steering for a machine with reciprocating pistons and hydraulically driven control means. : da en
  • US2025197A - Production of alpha naphthol : en
  • US2025531A - Method and apparatus for making blind stitched facing : en
  • US2025662A - Copper alloys : en
  • DK51060C - Device for Pipes and Cigar and Cigarette Pipes for Removing Harmful Substances from Tobacco Smoke. : da en
  • US2025606A - Stilyard or balance beam : en
  • USD97905S - Design for an electric switch : en
  • US2025182A - Ultraviolet lamp : en
  • US2025306A - Mining machine : en
  • USD97934S - Design for a lighting fixture : en
  • DK51064C - Process for refining fats and oils. : da en
  • US2025342A - Tubular axle and roller bearing assembly : en
  • US2025539A - Synthetic resin and method of preparing the same : en
  • GB440415A - Improvements in the manufacture and production of azo dyestuffs containing metals : en
  • CA354972A - Battery terminal connection : en fr
  • DK51063C - Device for Forms for Loose Sheet Accounting. : da en
  • US2025096A - Candle and protecting case therefor : en
  • US2025481A - Sheet delivery device for cylinder printing presses : en
  • USD97904S - Design for a plate ob similar : en
  • FR45899E - Dry ice compression process : en fr
  • FR792175A - Welding machine : en fr
  • CA354979A - Toy : en fr
  • AT144058B - Base for skies. : de en
  • FR45890E - Divided dental crown, and its method of fixation : en fr
  • FR792112A - Reversing device for sewing machines : en fr
  • FR792348A - Filling device for stylograph : en fr
  • GB440217A - The production of guaiacol compounds : en
  • US2025119A - Delivery mechanism for printing machines : en
  • US2025694A - Matrix for typographical machines : en
  • FR792266A - Method and device for cutting filiform materials into wicks : en fr
  • FR792323A - Variable reach crane : en fr
  • CA354951A - Liquid magnesium production : en fr
  • GB440347A - Improvements in or relating to power-transmission means for windscreen-wipers : en
  • US2025104A - Radio course indicator : en
  • US2025305A - Furrier's knife : en
  • AT144037B - Process for the production of 3-keto acid lactones of the sugar series or their enediols. : de en
  • CA354952A - Furnace charge treating method : en fr
  • US2025437A - Garment hanger : en
  • USD97953S - Design for a glove : en
  • FR792270A - Improvements to automatic lighters : en fr
  • FR792332A - Method and apparatus for the series operation of discharge tubes : en fr
  • US2025333A - Coffee making apparatus : en
  • FR792142A - Pressurized hearth steam generator : en fr
  • US2025435A - Treating natural and artificial fibers : en
  • USD97913S - Design for a burial vault handle : en
  • FR792104A - Diaphragm valve : en fr
  • GB440320A - Improvements in hand steering wheels : en
  • FR792319A - Production process for monoazo dyes : en fr
  • FR45858E - Method and device for supplying internal combustion engines : en fr
  • FR45872E - Method and apparatus for measurement and flow of fluids : en fr
  • FR45861E - Belt Conveyor Improvements : en fr
  • FR45865E - Device for recording the distance traveled on foot : en fr
  • FR792258A - Method and device for homogenizing a pulverulent mass : en fr
  • AT144123B - Backflow protection for gas-heated devices. : de en
  • US2025146A - Method and apparatus for the manufacture of seamless tubes : en
  • AT144028B - Process for the production of pressed coke. : de en
  • CA354969A - Traffic buffer : en fr
  • FR792191A - Improvements to spark plugs with ionizing catalyst element : en fr
  • GB440558A - Improvements in the preparation of blood serum for diagnostic purposes : en
  • CA354929A - Mouldable article decorating method : en fr
  • US2025683A - Matrix composing stick : en
  • US2025469A - Hackamore : en
  • US2025180A - Adhesive : en
  • US2025354A - Drill bit : en
  • FR45880E - Station for charging siphons for soft drinks : en fr
  • GB440307A - Improvements in heating apparatus employing catalytic combustion : en
  • US2025247A - Flow control mechanism : en
  • US2025477A - Tight container : en
  • US2025589A - Box : en
  • DK51052C - Franking machine. : da en
  • US2025035A - Gear cutting machine : en
  • US2025047A - Handle guard for well casing elevators : en
  • GB440179A - Improvements in statistical record cards : en
  • GB440420A - Stays for windows and other hinged and pivoted articles : en
  • US2025566A - Elevator gate : en
  • FR792284A - Device for scales and scales, with automatic positioning of the slider weight in the notch by means of a drive member : en fr
  • GB440316A - Improvements in or relating to holders for cigarettes and cigars, and to tobacco pipes : en
  • GB440238A - Improvements in or relating to arrangements for the conduction or conduction and radiation of ultra-short electro-magnetic waves : en
  • US2025598A - Rib-tip attachment for sewing machines : en
  • US2025693A - Slider for slide fasteners : en
  • FR792289A - Pulley forming idler for spinning spindles : en fr
  • US2025059A - Evaporator : en
  • FR792151A - Oil hearth for cooking stoves and similar applications : en fr
  • FR792349A - Improvements to installations and devices for the transmission of fluids : en fr
  • US2025162A - Multicylinder internal combustion engine : en
  • US2025460A - Double twist twisting spindle : en
  • USD97969S - Design fob a bottle or similar : en
  • FR792305A - Films for sound projections, their manufacturing and projection process : en fr
  • GB440787A - Improvements in or relating to power driven photographic cameras : en
  • GB440360A - Improvements in or relating to ignition systems for internal combustion engines : en
  • GB440348A - Improvements in or relating to call-recording arrangements in telephone or like systems : en
  • US2025550A - Electric connecter : en
  • FR792145A - Improvements to metal constructions : en fr
  • FR792199A - Current transformers with an additional magnetic circuit excited by an auxiliary winding : en fr
  • US2025185A - Driving device for fasteners : en
  • US2025538A - Resinous composition and method of casting it : en
  • AT144145B - Automatic alarm device against theft and break-in. : de en
  • GB440239A - Improvements in and relating to the production of photographic sound records : en
  • FR792177A - Method and devices for remote synchronization, in particular for remote measurement and counting : en fr
  • FR792282A - Road light for the emission or repetition of traffic signals : en fr
  • FR792215A - Process of compression and decomposition of gases by sudden expansion of their liquids : en fr
  • CA354901A - Valve mechanism : en fr
  • USD97949S - Design for a cocktail shaker : en
  • FR792194A - Airplane : en fr
  • GB440559A - Improvements in the printing of fibrous materials by impregnation : en
  • FR792201A - Improvement in electro-magnetic brakes : en fr
  • GB440208A - Process for the manufacture of new dyestuffs of the anthraquinone series : en
  • GB440223A - Improvements in and relating to manhole covers : en
  • GB440407A - Improvements in and relating to vacuum-tight joints : en
  • US2025177A - Motor compressor : en
  • US2025331A - Fuel burner : en
  • US2025077A - Mixing and masticating machine : en
  • AT144126B - Reversible hollow body, in particular a bathing cap. : de en
  • US2025507A - Drier and offset eliminator : en
  • US2025698A - Gas solidifying apparatus : en
  • US2025423A - Fluid type shock absorber : en
  • US2025311A - Latch : en
  • US2025690A - Classifier : en
  • US2025363A - Battery testing clip : en
  • US2025340A - Stump puller : en
  • US2025034A - Gear cutting machine : en
  • US2025091A - Fuel feeding means for internal combustion engines : en
  • AT144027B - Process for preparing iron or the like for applying a base glaze free of adhesive oxide. : de en
  • FR45873E - Caliper with micrometric adjustment : en fr
  • AT144163B - Accompanying keyboard for harmonicas etc. like : de en
  • US2025261A - Drill bit : en
  • DK51058C - Menstrual tampon. : da en
  • US2025570A - Filtering apparatus : en
  • GB440279A - Improvements in or relating to permanent magnets : en
  • GB440416A - Methods of preparing higher lactones containing at least 11 carbon atoms in the lactone ring : en
  • US2025111A - Mop stick and head : en
  • US2025312A - Table attachment : en
  • US2025326A - Fire extinguisher : en
  • GB440308A - Improvements in and relating to flat knitting frames : en
  • GB440280A - Improvements in tap changing gear for electric transformers : en
  • US2025043A - Exhaust steam condenser, oil separator, and feed water heater and purifier : en
  • US2025246A - Machine for folding and classifying towels, etc. : en
  • US2025586A - Electrically heated rug : en
  • USD97971S - Design for a bottle or similar : en
  • AT144030B - Plasticizers and softeners. : de en
  • US2025404A - Sand core forming apparatus : en
  • US2025463A - Knitting machine : en
  • FR792182A - Method and device for destroying airplanes in flight : en fr
  • FR792226A - New automobile car with progressive gear change : en fr
  • US2025446A - Pedal mechanism for bicycles and the like : en
  • US2025057A - Pressing machine : en
  • US2025301A - Centrifugal molding apparatus : en
  • US2025475A - Combined toy balloon and souvenir : en
  • US2025252A - Stove : en
  • AT144036B - Furnace for obtaining coke and a mixed gas of distillation gas and water gas. : de en
  • FR792187A - Safety fastening device : en fr
  • US2025106A - Warning signal and control for road vehicles : en
  • US2025223A - Lubricating device and method of making the same : en
  • US2025445A - Wire faced roll for paper making machines : en
  • US2025166A - Starter for an engine : en
  • US2025699A - Internal combustion engine : en
  • AT144097B - Front suspension for motorcycles. : de en
  • US2025265A - Railway traffic controlling apparatus : en
  • FR792250A - sheet metal structural element forming a wall : en fr
  • US2025491A - Wire fabric seam : en
  • US2025345A - Surgical instrument : en
  • USD97922S - Design fob a cream pitcher : en
  • GB440404A - Improvements in or relating to the measuring of running webs : en
  • GB440310A - Improvements in hydrometers or saccharometers : en
  • GB440802A - Improvements in the preparation of stable suspensions of animal tissue cells : en
  • US2025390A - Telephone pay station equipment : en
  • US2025415A - Machine for manufacturing cigars : en
  • US2025581A - Glass furnace : en
  • FR792108A - Powder box with incandescent lamp lighting : en fr
  • FR792256A - Improvements in clay processing : en fr
  • FR45868E - Adjustable tensioner for tightening the waistband of men's and boys' pants : en fr
  • US2025263A - Spring suspension for vehicles : en
  • US2025478A - Support : en
  • FR45854E - Improvements to cross-frame measuring devices : en fr
  • FR792233A - A process for making low carbon alloys from heavy metals, such as chromium, manganese, tungsten and vanadium, as well as iron : en fr
  • FR792257A - Rolling mill with vertical roll train for field rolling : en fr
  • AT144074B - Two-wheel trailers for motor vehicles. : de en
  • US2025131A - Drive attachment for automobiles : en
  • USD97917S - Design for a burial vault handle : en
  • AT144175B - Method and device for guiding aircraft by means of short, in particular ultra-short waves. : de en
  • FR45887E - Bleaching, washing, cleaning and rinsing agents : en fr
  • GB440283A - Improvements in or relating to electron discharge devices and bases for use therewith : en
  • GB440349A - Improvements relating to rotary kilns for burning cement or similar materials : en
  • US2025037A - Gas compressor : en
  • US2025650A - Footwear : en
  • US2025377A - Latch plate and release : en
  • US2025347A - Variable speed control device for centrifugal governors : en
  • US2025666A - Extrusion device : en
  • GB440421A - Improvements in or relating to the manufacture of security documents such as bank-notes or paper therefor : en
  • GB440418A - Improvements in and relating to apparatus for supplying pulverised fuel to furnaces : en
  • GB440277A - Improvements relating to measuring appliances for use by tailors : en
  • GB440319A - Improvements relating to periodicity meters employing vibrating reeds : en
  • US2025168A - Hand buckle machine : en
  • US2025625A - Device fob computing and indicating : en
  • FR792221A - Cigarette lighter vending machine : en fr
  • US2025414A - Duplicating machine and method : en
  • US2025424A - Treatment for building materials : en
  • GB440226A - A device for supporting a safety pin : en
  • FR45878E - Mechanical pencil : en fr
  • CA354892A - Fuel feeding system : en fr
  • US2025571A - Washing apparatus : en
  • FR792208A - Remote electric piloting game with autonomous models : en fr
  • US2025591A - Reservoir applicator : en
  • DK51059C - Apparatus for the production of artificial respiration. : da en
  • USD97965S - Design fob a flowerpot : en
  • GB440220A - Improvements in the manufacture of wilton and brussels carpets, floor rugs and mats : en
  • FR45859E - Process and device for the manufacture of glass, slag and other fusible products of the same kind : en fr
  • GB440256A - Improved elastic rubber thread and method for manufacturing the same : en
  • US2025243A - Method and apparatus for preventing accumulation of foreign matter in or on beer handling equipment and for treating beer : en
  • US2025300A - Phonograph : en
  • US2025542A - Automatic furnace control system : en
  • FR792184A - Electric defroster for windshields : en fr
  • FR792273A - Device for processing piece fabrics : en fr
  • US2025031A - Glass container and closure therefor : en
  • FR792232A - Improvement in vending machines : en fr
  • US2025100A - Vibration absorber : en
  • FR792173A - Improvements to insulating pliers for the treatment of hair by the root in the so-called permanent wave : en fr
  • FR792328A - Process for making cement using blast furnace slag : en fr
  • GB440182A - Improvements in or relating to tobacco manipulating machines : en
  • GB440882A - An improved process for procuring the direct adhesion of soft rubber to metal : en
  • GB440284A - Improvements in or relating to saddles or seats particularly for vehicles and of the type common to velocipedes, motor cycles and the like : en
  • DK51067C - Electric Switch Heater. : da en
  • US2025150A - Vibration dampener and front motor supports : en
  • US2025476A - Drill bit : en
  • CA354895A - Wall paper trimming and pasting machine : en fr
  • CA354885A - Game of skill : en fr
  • AT144195B - Method and device for generating short waves. : de en
  • US2025323A - Solder : en
  • USD97909S - Design for a creamer : en
  • CA354980A - Gas burner : en fr
  • AT144141B - Multi-color camera for the simultaneous exposure of several partial color negatives with a lens, a light splitting surface and two picture windows arranged at an angle to one another. : de en
  • CA354908A - Air nozzle for flat spraying appliance : en fr
  • FR792350A - Reversing valve for regenerative combi coke ovens : en fr
  • AT144070B - Motor vehicle with the bogie supporting the drive motor. : de en
  • FR792267A - Triggering device for cash registers or similar machines : en fr
  • US2025344A - Blank for artificial teeth : en
  • USD97936S - Design fob a pocket case fob : en
  • FR45851E - : fr
  • GB440345A - Improvements in or relating to hinges and the like for moulded articles : en
  • FR792111A - Removable and interchangeable wear pad device for heels or shoe soles : en fr
  • FR792225A - Sports device for maritime navigation : en fr
  • FR792195A - Overhead and swivel crane for turning road vehicles that can be transformed into a lubrication pontoon and a trailer : en fr
  • GB440298A - Improvements in cooling arrangement for motor vehicles, and particularly stream-lined automobiles : en
  • GB440200A - Improvements in or relating to metallic backings for paving blocks, road and other surfaces, subject to loads or stresses : en
  • US2025138A - Bracket bookstack : en
  • US2025641A - Distributor : en
  • GB440177A - Apparatus for playing a game simulating golf : en
  • USD97900S - Design fob a plate ob similab : en
  • CA354914A - Electrical regulating arrangement : en fr
  • AT144062B - Forage cutting machine. : de en
  • GB440254A - Improvements in or relating to screened tuned units suitable for use in wireless receiving apparatus : en
  • GB440304A - Improvements in and relating to bolts for fastening doors and the like : en
  • GB440406A - Apparatus for calculating bonuses and penalties in the game of bridge : en
  • GB440423A - Means for jointing together components of frames, shelves and like structures : en
  • US2025049A - Welded boiler drum : en
  • US2025552A - Opening means for cigarette containers : en
  • USD97924S - Design for a cream pitcher : en
  • AT144180B - Electrolytic cell. : de en
  • US2025555A - Method of making a chain link : en
  • US2025684A - Fatty acid ester of symmetrical dialkyl ethylene glycols and its production : en
  • FR792223A - Hinged multiple development system : en fr
  • GB440209A - Improvements in or relating to wall structures : en
  • US2025055A - Flexible support for canopy switches : en
  • USD97963S - Design for a suit coat : en
  • US2025364A - Gas generating process : en
  • US2025487A - Transmission control : en
  • CA354898A - Winch or hoist : en fr
  • US2025239A - Hand setting device : en
  • US2025337A - Bark removing machine : en
  • US2025486A - Impregnating material : en
  • USD97941S - Design for a bathroom bracket : en
  • CA354946A - Record sheet feeding and sensing device : en fr
  • SE85125C1 - Procedure for the manufacture of insulating sleeves : en sv
  • AT144043B - Self-igniting device for gas burners, in particular gas cooking burners. : de en
  • AT144076B - Device for regulating the temperature within an enclosed space by means of a heating and a cooling device. : de en
  • US2025572A - Electrohydraulic pressure operating mechanism : en
  • US2025493A - Car truck construction : en
  • AT144138B - Shoe lasts. : de en
  • US2025062A - Control for contour reproduction : en
  • US2025362A - Internal combustion engine : en
  • US2025413A - Controlling device for gas burners : en
  • USD97891S - Design for a table ornament or : en
  • USD97929S - Design for an automobile : en
  • DK51069C - Machine for Separation of the Individual Fibers in Fibrous Material. : da en
  • US2025136A - Circuit controlling apparatus : en
  • US2025378A - Stirring and opening means for containers : en
  • US2025474A - Shingle sawing machine : en
  • US2025215A - Lead testing device : en
  • US2025310A - Knockdown brooder and package therefor : en
  • FR792207A - Dispensing device for balls of different colors : en fr
  • CA354881A - Spark plug : en fr
  • US2025140A - Carrying out catalytic oxidations : en
  • CA354915A - Composite hollow article manufacture : en fr
  • US2025465A - Knitting machine : en
  • CA354978A - Spring offset forming machine : en fr
  • AT144154B - Copier. : de en
  • USD97895S - Design for a plate or similar : en
  • FR45897E - Improvements to t.s.f. : en fr
  • GB440401A - An improved mechanism for inserting paper between the layers of wire in coils for electrical purposes : en
  • FR792243A - Sole supporting the arch of the foot, for fitting sandals and, possibly, shoes of all kinds : en fr
  • AT144012B - Method of artificial aging of linseed oil. : de en
  • US2025262A - Unit control for diesel engines : en
  • FR792313A - Device for saving fuel supplying internal combustion engines : en fr
  • FR792286A - Ceramic brick forming at the same time reinforced beam, slabs and formwork for reinforced cement floor : en fr
  • FR792121A - Shock absorber for fishing lines : en fr
  • AT144129B - Device to facilitate copying with the typewriter. : de en
  • FR792230A - Circuit breaker fuse breaking arc switching device : en fr
  • FR792103A - Two-stroke diesel engine, tuned exhaust : en fr
  • CA354887A - Envelope for letters : en fr
  • GB440313A - Universal transmission joint : en
  • GB440274A - Improvements in or relating to a method of and an apparatus for condensing magnesium vapours : en
  • US2025701A - Cotton cleaning, distributing, and drying apparatus : en
  • FR792269A - Device for studying and determining the values of colors and sizes of printing elements : en fr
  • GB440405A - Improvements in hydraulic shock dampers : en
  • GB440414A - Improvements in and relating to shelves for shop windows and the like : en
  • US2025330A - Saw guide : en
  • GB440214A - An improved process for the production of phosphatic fertilisers : en
  • FR792170A - Handbags refinements : en fr
  • US2025294A - Compressor unloader : en
  • US2025396A - Lubricant control device : en
  • GB440343A - Improvements in or relating to the protection of portable electric apparatus : en
  • US2025676A - Process for the preparation of organic acids : en
  • US2025314A - Car axle driving mechanism : en
  • GB440387A - Dispensing mechanism : en
  • US2025149A - Handle for storage battery cases : en
  • US2025383A - Yarn control and contact means : en
  • US2025505A - Meat tenderizer and cutter : en
  • US2025568A - Article and material containing organic derivatives of cellulose : en
  • FR792324A - Convertible automotive steering wheel for better visibility : en fr
  • GB440219A - Improvements in or relating to electric junction boxes : en
  • US2025172A - Drier : en
  • US2025196A - Deodorizer : en
  • US2025324A - Switch mechanism : en
  • US2025045A - Process and apparatus for dampening the plate cylinders of lithographic and analogous presses : en
  • US2025617A - Temperature measuring appliance for hot fluid masses : en
  • US2025392A - Hot stamp chip printing machine : en
  • US2025365A - Insecticidal and fungicidal agent and method : en
  • USD97925S - Design fob an artificial floral : en
  • FR792192A - Improvements made to radium salt supports : en fr
  • FR792340A - Improvements in the means for obtaining images, signs, etc., in particular for the production of cinematographic films called cartoons : en fr
  • US2025089A - Gas burning apparatus : en
  • US2025257A - Road disk : en
  • US2025355A - Upholstery making apparatus : en
  • US2025468A - Vehicle driven by internal combustion engines through electric transmission apparatus : en
  • US2025313A - Attachment for copy holding line indicating machines : en
  • FR792206A - Electro-mechanical piloting game : en fr
  • FR792327A - New manufacturing process for imitations of leather, plastic or similar fabrics, and new industrial products resulting therefrom : en fr
  • US2025563A - Electric switch : en
  • US2025133A - Machine for operating upon sheet material : en
  • USD97968S - Design for a bottle or similar : en
  • GB440255A - A new or improved machine for producing screw threads by a grinding operation : en
  • FR792116A - Device for transporting and removing molds used for the manufacture of artificial building stones, such as those made of porous concrete, and similar bodies : en fr
  • FR792310A - Improvements to crushers and pulverizers : en fr
  • US2025525A - Circuit interrupter : en
  • FR792130A - High frequency choke coil : en fr
  • FR792268A - New device for broaching soles : en fr
  • FR792342A - Further training in tie clips : en fr
  • US2025234A - Device for preventing retrograde movement of vehicles : en
  • US2025500A - Process for treating hydrocarbons : en
  • US2025114A - Garment hanger : en
  • US2025153A - Whisky package : en
  • US2025599A - Windshield : en
  • FR792299A - Vehicle wheel tires : en fr
  • FR792249A - Electronic discharge amplifiers : en fr
  • US2025066A - Fluid heat exchange apparatus : en
  • AT144068B - Ski binding. : de en
  • US2025409A - Process for refining cracked gasoline : en
  • FR792209A - Method and device for cooling internal combustion engines : en fr
  • US2025428A - Paper roll holder : en
  • USD97915S - Design for a burial vault handle : en
  • GB440218A - Improvements in or relating to ventilating systems for vehicles : en
  • FR792166A - Pipe for smokers : en fr
  • US2025191A - Circuit breaker lever : en
  • US2025151A - Indicating device : en
  • US2025601A - Lamp standard and fixture : en
  • AT144019B - Process and filter material for clarifying and sterilizing liquids. : de en
  • US2025502A - Universal joint construction : en
  • FR45879E - Pump with inclined rule and changeable pourer for wafer ovens : en fr
  • US2025210A - Cooking stove : en
  • GB440344A - Manufacture of 4-nitroso-diphenylamine derivatives : en
  • DK51051C - Showcase. : da en
  • US2025308A - Rotary cutter : en
  • US2025436A - Adjustable vehicle seat : en
  • US2025646A - Apparatus for the manufacture of cigar-fillers : en
  • FR792303A - Process for the production of semi-cokes burning without smell or smoke : en fr
  • FR792251A - Anti-cryptogamic oils : en fr
  • GB440358A - Improvements relating to retractable undercarriages for aircraft : en
  • US2025307A - Printing machine : en
  • US2025098A - Brake for electric motors : en
  • US2025161A - Plate glass window protector : en
  • US2025597A - Windshield for automobiles : en
  • FR792300A - Distributor and emptying device for granular materials : en fr
  • DK51068C - Procedure for Dividing Butter or Other Plastic Materials into Retail Pieces and Related Forming Machine. : da en
  • FR792185A - Electrical signaling device for level crossings, with the possibility of automatic control of barriers : en fr
  • GB440292A - Apparatus for cutting pipes and such like : en
  • US2025082A - Template-controlled apparatus : en
  • AT144184B - Shielding device for high frequency conductors. : de en
  • CA354886A - Paper cutter safety device : en fr
  • AT144131B - Receiving device for remote measuring devices operating according to the pulse frequency method. : de en
  • AT144120B - Pack with adjustable bottom. : de en
  • AT144181B - Transmitting arrangement with liquid-cooled tubes. : de en
  • CA354899A - Turbine locomotive : en fr
  • US2025159A - Resilient tire : en
  • US2025391A - Production of nitric oxide and hydrogen chloride from nitrosyl chloride : en
  • US2025620A - Conveyer : en
  • US2025060A - Process of making a hard lining metal : en
  • US2025135A - Brake mechanism : en
  • US2025418A - Shear : en
  • US2025422A - Inside burr remover : en
  • US2025679A - Tape puller control : en
  • CA354934A - Silk manufacture : en fr
  • AT144110B - Equipment on milk containers to prevent the removal of milk that has not been stirred. : de en
  • AT144118B - Lever press for fruit juice extraction. : de en
  • CA354880A - Firearm : en fr
  • US2025459A - Oil burner : en
  • AT144094B - Device for changing the gear ratio in vehicle brakes. : de en
  • FR792165A - Spherical joint enhancements : en fr
  • AT144057B - Method and device for the continuous casting of dense metal strands. : de en
  • US2025266A - Boiler : en
  • US2025361A - Advertising device : en
  • AT144026B - Process for the production of dry preparations from fruits, vegetables and the like like : de en
  • FR792281A - Process for extracting two or more liquid mixtures : en fr
  • FR45898E - Improvement of special fertilizers for mushroom cultivation : en fr
  • FR792227A - : fr
  • US2025303A - Hair waving apparatus : en
  • US2025593A - Circuit controlling device : en
  • FR792261A - Improvements to the screens for discharge tubes : en fr
  • GB440248A - Improvements in and relating to metal spraying pistols : en
  • CA354862A - Whiskey aging method : en fr
  • DK51055C - Device by Teeth for Ajlenedfældere. : da en
  • AT144102B - AC rail locomotive. : de en
  • AT144130B - Camera. : de en
  • US2025094A - Azo dye and method for its preparation : en
  • AT144080B - Folding boat frame. : de en
  • US2025327A - Method of and apparatus for producing composite pictures : en
  • US2025659A - Inhalation device : en
  • US2025681A - Voltage regulator : en
  • USD97921S - Design for a tea server : en
  • FR792117A - Prepaid billiards : en fr
  • CA354897A - Hat-holder : en fr
  • AT144137B - Rock drill. : de en
  • CA354917A - Dusting machine : en fr
  • GB440258A - Improvements relating to the production of bi-metallic strip : en
  • GB440230A - Improved method of and means for selecting the needles by jacquard mechanism in knitting frames : en
  • US2025163A - Tube tester : en
  • AT144039B - Process for the production of polyvinyl esters. : de en
  • AT144125B - Electric typewriter with a type cylinder. : de en
  • CA354950A - Chaser holder and clamp : en fr
  • GB440232A - Improvements in or relating to furnace firebars : en
  • GB440251A - Improvements in or relating to photo-electric cells furnished with shading means : en
  • US2025357A - Glove : en
  • US2025221A - Car door construction : en
  • AT144018B - Plant or device for electrochemical processes and accumulator. : de en
  • AT144066B - Protective edge for skis consisting of two or more partial lengths. : de en
  • CA354920A - Pipe hanger : en fr
  • FR792345A - TV analyzer : en fr
  • FR792141A - Improvements to piston dispensing containers : en fr
  • US2025658A - Process for the production of a colored sound film : en
  • US2025054A - Course changing means for automatically steered ships : en
  • US2025183A - Portable putting green : en
  • CA354903A - Resin dispersion : en fr
  • US2025190A - Multiplex signaling : en
  • US2025635A - Protector for drive shaft joints : en
  • US2025438A - Focusing device for cameras : en
  • US2025407A - Electrical recorder : en
  • AT144164B - Decorative stitching that imitates hand stitching and the process for making the same. : de en
  • FR45886E - Bogie frame with transverse subframe : en fr
  • FR792200A - Rotating wings for helicopter or lift rotor type aircraft : en fr
  • AT144111B - Device for withdrawing or emptying gas-liquid mixtures under gas pressure from vessels (bottles, barrels or the like). : de en
  • FR45889E - Automatic coupling device for tubular conduits, electrical couplers on railway vehicles and the like : en fr
  • US2025443A - Suction nozzle : en
  • FR792152A - Fluid pressure indicator : en fr
  • DK51073C - Intermediate frequency overlay receive coupling. : da en
  • FR792106A - Storage and transport of hydrogen peroxide solutions in aluminum containers : en fr
  • US2025533A - Plug : en
  • USD97954S - Design fob a buckle : en
  • FR792337A - Finned tube for heat exchanger : en fr
  • FR792162A - Elevator-compressor-loader device for vehicle bodies : en fr
  • GB440288A - Improvements in or relating to stiffening frames for flexible bags : en
  • FR792302A - Perforated metal tubes or strainers for the circulation and distribution of corrosive fluids or the like : en fr
  • DE623504C - : de en
  • FR792288A - Baby carrier : en fr
  • GB440224A - Catalytic composition for improving the combustion of solid fuels : en
  • GB440275A - Improvements in exhaust pipes for internal combustion engines : en
  • US2025040A - Automobile axle construction : en
  • US2025231A - Chassis lubricating system : en
  • USD97948S - Design fob a shoe : en
  • GB440426A - Improvements in and relating to metallic vapour lamps and gaseous discharge devices : en
  • AT144100B - Scheme device for the wheel flanges of rail vehicles. : de en
  • CA354970A - Saw setting tool : en fr
  • GB440487A - Improvements in the art of illumination : en
  • FR792246A - Improvements to antenna circuits : en fr
  • GB440252A - Improvements in and relating to ironing or pressing machines : en
  • AT144093B - Resonance tamper. : de en
  • USD97897S - Design for a plate ob similar : en
  • AT144009B - Process for the heat treatment of light metal alloys containing magnesium. : de en
  • AT144072B - Automatic disengaging and engaging device of a clutch, in particular between the engine and car drive in motor vehicles. : de en
  • GB440189A - Improvements in and connected with machines for screening or grading stones, sand, gravel, grain, potatoes and such like : en
  • GB440285A - Improvements in the manufacture and production of dodecahydrotriphenylene : en
  • FR792330A - Water sterilization apparatus : en fr
  • FR792110A - Improvements to vehicle seats : en fr
  • CA354974A - Heat conducting tube : en fr
  • US2025419A - Extension ring for clay presses : en
  • US2025634A - Evaporator for refrigerating plants : en
  • US2025562A - Control for sheet rolling mills : en
  • CA354906A - Laminated sheet manufacture : en fr
  • CA354962A - Oil burner lighting apparatus : en fr
  • US2025388A - Sound reproducing system : en
  • US2025608A - Method and apparatus for recording and reproducing mechanical vibrations : en
  • US2025126A - Locomotive booster motor : en
  • AT144004B - Method and device for the intimate mixing of immiscible or not completely miscible liquids. : de en
  • CA354893A - Cinematograph apparatus : en fr
  • CA354967A - Threshing machine feeder : en fr
  • FR792174A - Sound reflection damping wall device : en fr
  • US2025664A - Hinge for meter box covers : en
  • US2025462A - Adjustable element for knitting machines : en
  • US2025643A - Nut lock : en
  • AT144041B - Process for the preparation of hydrogen addition products of 1,5-divinylentetrazole and its C-alkyl derivatives. : de en
  • US2025236A - Typewriting machine : en
  • US2025299A - Packing ring : en
  • US2025451A - Apparatus for manufacturing laminated tennis and like racket frames : en
  • US2025499A - Crank driving arrangement for jacquard controlled flat knitting machines : en
  • USD97940S - Design fob a belt buckle : en
  • USD97918S - Design foe a man s bicycle : en
  • GB440291A - Improvements in and relating to telegraph exchange systems : en
  • AT144147B - Zigzag sewing machine. : de en
  • CA354870A - Phonogram : en fr
  • US2025212A - Radio transmitting arrangement for determining bearings : en
  • US2025228A - Lubricating device : en
  • US2025244A - Valve and valve operating mechanism : en
  • US2025551A - Feeding mechanism for rock drills : en
  • CA354904A - Resin dispersion : en fr
  • FR45876E - Improvements in special steels : en fr
  • US2025334A - Piston ring expander : en
  • US2025488A - X-ray diffraction apparatus : en
  • US2025254A - Weeder : en
  • US2025309A - Chuck mechanism fos : en
  • US2025554A - Mop : en
  • USD97937S - Design fob a coffin handle : en
  • CA354873A - Plug and receptacle : en fr
  • US2025304A - Undergarment : en
  • FR792149A - Articulated trivet : en fr
  • FR792247A - Simultaneous production, in gas furnaces, of hard coal and co for various purposes : en fr
  • FR792214A - Variable intensity extinguishing coil and constant induction : en fr
  • FR792277A - Improvements made to road vehicle wheels : en fr
  • GB440212A - Improvements in or relating to rotary fluid motors and the like : en
  • FR792260A - Improvements to detection assemblies with triode lamp : en fr
  • CA354888A - Gaseous discharge luminous tube : en fr
  • GB440204A - Improvements in and relating to driving arrangements for motor vehicles : en
  • AT144055B - Muzzle brake for machine guns firing through hollow propeller shafts of aircraft or the like. : de en
  • US2025318A - Vibrating device : en
  • USD97887S - Design for a face plate fob motor : en
  • FR45891E - Ski binding : en fr
  • AT144170B - Press mouthpiece for the production of hollow closed shaped bricks. : de en
  • FR792197A - Signaling device : en fr
  • GB440413A - Improvements in or relating to thermally operated release devices for automatic electric switches : en
  • US2025370A - Amino-halogenanthraquinone sulphonic acids : en
  • US2025447A - Coin-freed machine : en
  • GB440296A - Improvements in and relating to methods of casting : en
  • US2025421A - Flash remover : en
  • AT144148B - Rotary bed for fluoroscopy. : de en
  • FR792176A - Dynamo for self-propelled internal combustion and internal combustion engines : en fr
  • GB440272A - Improved developers for photographic silver halide emulsions : en
  • US2025480A - Door controlling mechanism : en
  • US2025264A - Valve operating mechanism : en
  • FR792135A - Belts and mixed textile-rubber cables and their manufacturing process : en fr
  • US2025530A - Shirring device : en
  • AT144136B - Rotary drilling device for deep drilling. : de en
  • US2025302A - Electric coffeepot : en
  • FR45870E - Remote control quick drain device for liquid tank : en fr
  • US2025174A - Spinning frame : en
  • US2025609A - Reflex camera : en
  • GB440312A - Improvements in or relating to disc closures for bottles, jars and the like : en
  • FR792101A - Process for preparing olefins from gaseous hydrocarbons : en fr
  • GB440311A - A process for increasing the viscosity of tars : en
  • GB440314A - Improvements in or relating to electro-magnetic sound recording and/or reproducing machines : en
  • US2025381A - Locomotive drive frame : en
  • US2025107A - Radiator shield : en
  • US2025170A - 2-amino-3-bromo-anthraquinone-sulphonic acid and the alkali metal salts thereof and a process of preparing them : en
  • GB440408A - Improvements relating to trivets or shelves : en
  • FR792105A - Process for the preparation of alcohols : en fr
  • FR792132A - Ampoule filling process : en fr
  • FR45881E - Steel dephosphorization and desulphurization process : en fr
  • FR792217A - Method and device for controlling pests : en fr
  • US2025128A - Band pass network : en
  • US2025660A - Cellulose derivatives and process of making same : en
  • US2025063A - Sprinkler : en
  • US2025125A - Abrading tool : en
  • FR45862E - New application to hand razors of a safety closure device : en fr
  • FR792150A - Removable constructions, with the use of special tables : en fr
  • GB440215A - An improved treatment for producing a modified surface on ferrous articles : en
  • GB440419A - Improvements in or relating to automatic heating systems operating with pulverized fuel : en
  • DK51066C - Aqueous Adhesive with a Content of Water-Soluble Urea-Aldehyde Condensation Products. : da en
  • FR792183A - Grave slab : en fr
  • FR792146A - Device and method for laying certain light and porous materials, and for fixing decorative or other coverings to these materials : en fr
  • FR45863E - Process for obtaining potassium nitrate with the use of mother liquors for the disaggregation of phosphates : en fr
  • FR792219A - Presentation support for the exhibition of stockings or socks on which one slips one or the other in order to appreciate it by transparency : en fr
  • GB440299A - Process of manufacturing articles having a facing of natural marble : en
  • GB440315A - Improved tube drawing machine for making barrels for rifles, guns and the like : en
  • US2025061A - Machine for closing cans : en
  • GB440297A - Improvements in stringed key instruments : en
  • US2025179A - Machine for forming egg flats : en
  • GB440328A - Automatic packaging machine : en
  • FR792139A - Improvement in the excitation of luminescent tubes : en fr
  • CA354907A - Abrasive sheet manufacture : en fr
  • US2025386A - Electric circuit breaker : en
  • US2025406A - Nondrip bottle : en
  • CA354922A - Liquil dispensing apparatus : en fr
  • DK51062C - Bike. : da en
  • US2025144A - Electrical apparatus : en
  • US2025226A - Lubricating device : en
  • US2025328A - Mattress and method of making the same : en
  • US2025495A - Paper fastener : en
  • CA354884A - Pier and caisson sinking method : en fr
  • GB440294A - Combined pump and agitator for solution used in magnetic crack detection : en
  • GB440301A - Improvements in and relating to electrical convection current air heaters : en
  • GB440482A - Improvements in and relating to the preparation of cut tobacco : en
  • FR45892E - Independent hot gripper for crimping or waving : en fr
  • GB440317A - Improvements in and relating to automatic lathes : en
  • GB440351A - Improvements in or relating to clutches : en
  • US2025078A - Electrical relay system : en
  • US2025188A - Container top : en
  • US2025232A - Lubricating device : en
  • US2025655A - Pharmaceutical preparation and dentifrice : en
  • US2025289A - Fence post : en
  • US2025498A - Bottle seal : en
  • USD97970S - Design for a bottle ob similar : en
  • US2025429A - Bucket cover : en
  • US2025614A - Process for producing beryllium alloys : en
  • US2025178A - Advertising device : en
  • US2025393A - Combination seat-cabinet and table : en
  • US2025626A - Vacuum regulator : en
  • US2025336A - Method of forming large hollow castings : en
  • USD97972S - Design for a dress : en
  • AT144085B - Air brake. : de en
  • CA354959A - Radio transmitter : en fr
  • GB440231A - Improvements in and relating to the conditioning of tobacco : en
  • GB440721A - Optical apparatus for producing or reproducing sound : en
  • FR792134A - Micro-porous material and its manufacturing process : en fr
  • AT144146B - Type wheel typewriter. : de en
  • US2025485A - Man's shirt : en
  • FR792133A - Pyrazolonic dyes and their preparation process : en fr
  • GB440202A - Improvements in thermostatic controlling devices for stoves or furnaces : en
  • CA354932A - Watermarking pellicle : en fr
  • FR45896E - Device for immobilizing, one in relation to the other, the two sliding parts of an anti-sway arm of adjustable length for an overhead electric traction contact line : en fr
  • US2025158A - Modulating system : en
  • AT144061B - Flower stand. : de en
  • US2025472A - Automatic hydraulic clutchtransmission : en
  • US2025120A - Display carton : en
  • AT144176B - High frequency coupling element. : de en
  • AT144179B - Station selector for radio reception. : de en
  • CA354883A - Spark plug : en fr
  • CA354954A - Insole for shoes : en fr
  • US2025080A - Lubricator : en
  • US2025630A - Roll screen installing device : en
  • US2025187A - Lubricating system : en
  • US2025194A - Directional gyroscope : en
  • GB440325A - Drinking bowl for cattle and pigs : en
  • AT144191B - Padding for bed bowl. : de en
  • CA354937A - Refrigerating system : en fr
  • US2025281A - Liner for sink strainers : en
  • US2025434A - Lubricating natural and artificial fibers : en
  • AT144106B - Container. : de en
  • US2025575A - Control system : en
  • US2025103A - Can opener : en
  • FR792326A - New jewel : en fr
  • AT144079B - Internal combustion tool. : de en
  • AT144193B - Shoe insert. : de en
  • CA354928A - Hydrostatic pressure gauge : en fr
  • CA354864A - Paint brush : en fr
  • US2025058A - Pressing machine : en
  • US2025519A - Golfer's stance gauge : en
  • FR45869E - Saddle for cycles and similar vehicles : en fr
  • CA354872A - Brick siding : en fr
  • US2025410A - Box : en
  • US2025629A - Method of and apparatus for controlling marine boilers : en
  • AT144122B - Rapid water heater, especially for wood-burning. : de en
  • FR792314A - Safety device for motor vehicles : en fr
  • AT144134B - Typewriter. : de en
  • US2025186A - Apparatus for use with modulated electrical oscillations : en
  • US2025573A - Hydraulic operating mechanism : en
  • US2025470A - Sealed transparent container for bottles : en
  • US2025426A - Unit heater : en
  • US2025441A - Tie tether : en
  • GB440221A - Improvements in and relating to the production of electrodes for electrolytic condensers and like apparatus : en
  • US2025030A - Stripper : en
  • US2025612A - Resinous composition and process for making the same : en
  • US2025449A - Road joint machine : en
  • US2025156A - Container for wrenches and the like : en
  • US2025193A - Mail chute : en
  • US2025647A - Shoe : en
  • AT144165B - Core drill for earth drilling. : de en
  • GB440201A - Improvements in or connected with machines for folding paper : en
  • GB440357A - Improvements in and relating to seamline guides for marking materials used in makingwearing apparel : en
  • AT144075B - Gear, preferably reduction gear, in particular for motor vehicles. : de en
  • US2025506A - Cylinder head for internal combustion engines : en
  • USD97945S - Design for a shoe : en
  • AT144098B - Storage of the drive device in motor vehicles with a medium support body. : de en
  • CA354924A - Milking machine pail : en fr
  • US2025282A - Centrifuge : en
  • US2025095A - Water-soluble diazoimino compounds and their production : en
  • US2025579A - Exhausting and gas-filling machine : en
  • CA354926A - String looping apparatus and method : en fr
  • US2025559A - Polychromatic printing plate : en
  • US2025202A - Combustion engine : en
  • US2025155A - Welding electrode : en
  • US2025110A - Soluble ink fountain pen : en
  • AT144113B - Firing door for boiler firing. : de en
  • US2025654A - Clothes pounder : en
  • AT144099B - Metal link chain as a treadmill (caterpillar) for vehicles. : de en
  • AT144128B - Device for scanning recording media with several parallel sound tracks. : de en
  • USD97944S - Design for a water heater : en
  • US2025145A - Transmission system : en
  • US2025427A - Method of securing hoses and couplings : en
  • US2025640A - Gyrostat : en
  • USD97920S - Design for a coffee server : en
  • US2025526A - Oil burning device : en
  • US2025123A - Electroadhesion apparatus : en
  • US2025667A - Method of protecting selected parts of heating units : en
  • AT144187B - Process for the production of polyvalent vaccines from whooping cough bacilli (Bordet-Gengou). : de en
  • US2025576A - Wall dividing bead : en
  • US2025027A - Television system and apparatus : en
  • US2025044A - Application of new organic ethers : en
  • AT144200B - Feedback amplifier circuit. : de en
  • AT144166B - Bookmark. : de en
  • AT144115B - Advertising facility. : de en
  • AT144186B - Flat feet and flat feet. : de en
  • CA354865A - Radio signalling system : en fr
  • US2025069A - Casting machine : en
  • CA354964A - Cup grease : en fr
  • AT144117B - Waterproof lid closure for shotgun cartridges, especially with metal sleeves. : de en
  • US2025108A - Coupling or clutch mechanism : en
  • US2025230A - Lubricating device : en
  • CA354921A - High pressure injector : en fr
  • AT144139B - Fitting for mountain sports shoes. : de en
  • US2025068A - Method of treating sulphide ores : en
  • AT144121B - Double walled container. : de en
  • FR45856E - Device for controlling mercury vapor rectifiers, in particular for rectifiers supplying reversible motors : en fr
  • US2025376A - Conditioned material and method of preparing same : en
  • FR792193A - Method and device for transmitting radio waves or the like : en fr
  • US2025611A - Attachment for carburetors : en
  • GB440359A - Improvements in weaving shuttles : en
  • DE623499C - : de en
  • US2025425A - Steel making process : en
  • US2025032A - Dehalogenation of organic halides : en
  • US2025181A - Sound producing device : en
  • FR792298A - Process for manufacturing celluloid balls or similar balls : en fr
  • US2025237A - Sharpener device : en
  • USD97892S - Design for a smoker s pipe : en
  • US2025291A - Clothes hanger attachment : en
  • US2025389A - Telephone system : en
  • US2025668A - Vehicle differential mounting : en
  • US2025379A - Combined container and stirrer : en
  • US2025520A - Agricultural implement : en
  • USD97964S - Design for a denture flask : en
  • FR792308A - Improvements to internally heated steam generators or water heaters : en fr
  • GB440210A - Improvements relating to shuttering or centering for concrete walls and other constructions : en
  • GB440402A - Improvements relating to the treatment of fuel by coloration : en
  • FR792315A - Electric switch, remote controlled : en fr
  • US2025553A - Temperature control device : en
  • USD97893S - Design for a plate ob similar : en
  • USD97951S - Design for a game board : en
  • US2025275A - Joint for paper drier felts or aprons or the like : en
  • US2025665A - Valve : en
  • AT144090B - Rail contact device for railways. : de en
  • AT144029B - Method and device for coking coals or other carbon-containing solids. : de en
  • US2025201A - Liner : en
  • AT144013B - Process for the production of ammonium sulfate. : de en
  • US2025115A - Apparatus for making curved safety glass : en
  • US2025117A - Azo dyes and methods for their preparation : en
  • US2025064A - Spotlight : en
  • US2025216A - Air conditioning device : en
  • US2025535A - Wire drawing block : en
  • US2025173A - Boot and shoe tree : en
  • FR792138A - Improvements to luminescent tube lighting : en fr
  • AT144198B - Amplifier circuit with feedback. : de en
  • US2025532A - Treatment of hydrocarbon oils : en
  • US2025639A - Draining rack : en
  • US2025588A - Electric lamp bulb : en
  • AT144114B - Rapid water heater, especially for wood-burning. : de en
  • US2025359A - Plywood receptacle : en
  • US2025561A - Gyroplane : en
  • US2025644A - Vacuum fluid lift : en
  • AT144040B - Process for the preparation of derivatives of benzylisoquinoline. : de en
  • US2025411A - Valve control mechanism : en
  • US2025518A - Embossing apparatus : en
  • US2025267A - Sprinkler : en
  • US2025616A - Process for producing beryllium alloys : en
  • USD97914S - Design fob a burial vault handle : en
  • US2025471A - Correction of power factor : en
  • USD97946S - Design for an automobile bumper : en
  • USD97960S - Design for an ensemble dress : en
  • US2025053A - Method of and apparatus for molding pulp articles : en
  • US2025594A - Heater : en
  • USD97894S - Design for a plate or similar : en
  • AT144042B - Process for the production of flexible, oil-resistant rubber compositions. : de en
  • US2025134A - Program control of nitriding : en
  • AT144020B - Process for the preparation of 9-aminoacridine derivatives which are basically substituted in the amino group. : de en
  • AT144104B - Elastic wheel. : de en
  • CA354871A - Carbohydrate processing : en fr
  • CA354925A - Strand passing means : en fr
  • CA354971A - Waterless cooking utensil : en fr
  • US2025374A - Sound transmitting system : en
  • US2025402A - Apparatus for the roasting or the calcination of pulverulent materials : en
  • US2025670A - Reservoir : en
  • US2025615A - Process for producing beryllium alloys : en
  • CA354863A - Hack-saw : en fr
  • AT144161B - Cash register or booking machine for immediate printing of totals. : de en
  • US2025621A - Back rest : en
  • USD97912S - Design for a coffin handle : en
  • FR792114A - Manufacturing process for self-lubricating woody materials and new industrial products resulting from its application : en fr
  • GB440717A - Improved method and apparatus for atomizing fuels : en
  • GB440355A - Manufacture of viscous solutions of salts of an?sthetic substances with hydroxy-carboxylic acids : en
  • AT144088B - Protective tires for elastic wheels. : de en
  • IE13708L - Discharge tubes : en
  • AT144071B - Motor vehicle for wheel and caterpillar operation. : de en
  • US2025295A - Educational and amusement appliances : en
  • CA354976A - Transmission mechanism of the v-pulley type : en fr
  • FR792148A - Metal handles or handles for door locks : en fr
  • GB440234A - Improvement in fuel injection pumps, especially for internal combustion engines : en
  • GB440236A - An improved window locking device : en
  • US2025206A - Welding electrode : en
  • AT144035B - Process for double gas generation in alternating operation. : de en
  • FR792180A - Burners development : en fr
  • US2025081A - Magnetic template-follower : en
  • FR792254A - Brilliantine comb or other liquid product : en fr
  • FR792274A - Drilling mud and method for its application : en fr
  • GB440427A - Improvements in electrolytic condensers : en
  • CA354889A - Gutter for glass houses : en fr
  • US2025160A - Lug box handle : en
  • US2025603A - Pressure control valve : en
  • USD97966S - Design for a cover for spare wheels : en
  • DK51054C - Carrying case. : da en
  • AT144014B - Process for the manufacture of glassware. : de en
  • FR45885E - Improvements to regulators and mainly to their application to the regulation of fuel pumps in diesel engines : en fr
  • FR792118A - Control unit for press screw : en fr
  • FR792297A - Ampoule filling process : en fr
  • GB440281A - Improvements in or relating to hermetically sealed tins : en
  • USD97956S - Design fob a buckle : en
  • US2025405A - Method of producing water soluble colloidal molybdenum : en
  • FR792329A - Jaw crusher : en fr
  • US2025050A - Cementing agent for steel and iron : en
  • USD97942S - Design for a buckle : en
  • US2025132A - Antijimmy lock : en
  • FR792157A - Insulating headgear intended to protect the head against accidents by electrocution : en fr
  • GB440428A - Improvements in or relating to methods and apparatus for welding : en
  • USD97902S - Design fob a plate ob similab : en
  • US2025467A - Apparatus for treating shoe stiffener blanks and the like : en
  • AT144008B - Contact fabric made of metal wires. : de en
  • US2025238A - Gate closer : en
  • GB440318A - Improvements in or relating to metal heel and sole protectors for footwear : en
  • GB440188A - Improvements in and relating to pyrometers : en
  • IE13990L - Infusion bags : en
  • GB440240A - Separator with frothless discharge of the centrifuged substance : en
  • FR792325A - nominal tuning or cue scale for broadcast receiver : en fr
  • GB440472A - Improved apparatus for shaping sheet metal : en
  • FR792241A - Improvements in control systems and the control of fluid-actuated mechanisms, in particular for musical instruments : en fr
  • FR792228A - Improvement in separators for electric accumulators : en fr
  • FR792333A - Improvements to manufacturing processes for insulating parts : en fr
  • GB440424A - Manufacture of a solid tetrazo-salt : en
  • FR792339A - Improvements to processes and devices for combining fluid streams : en fr
  • GB440213A - Improvements in or relating to liquid vending machines : en
  • USD97962S - Design fob a fly swatter : en
  • USD97931S - Design foe a doll baby : en
  • US2025249A - Flexible abrasive implement : en
  • FR792125A - Special drill for removing spacers from boilers : en fr
  • FR792292A - Device for guiding bogies or bissels in railway vehicles : en fr
  • FR792336A - Resin and varnish : en fr
  • US2025558A - Method of threading pipe couplings : en
  • US2025697A - Circuit interrupter : en
  • US2025200A - Railway car door fixture : en
  • US2025623A - Crusher : en
  • US2025271A - Muffler pipe connecter : en
  • GB440207A - Manufacture of azo-dyestuffs insoluble in water : en
  • US2025651A - Beverage cooling and dispensing system : en
  • USD97898S - Design for a plate or similar : en
  • GB440293A - Improvements in and connected with anti-dazzle devices for vehicle headlamps : en
  • CA354882A - Paper tube : en fr
  • US2025489A - Still : en
  • US2025092A - Pressing iron : en
  • US2025319A - Coupling : en
  • US2025397A - Divider for flour mills : en
  • US2025113A - Pipe coupling : en
  • USD97932S - Design fob leather or similar : en
  • FR792245A - Manufacture of hollow bodies impermeable to liquids or gases and products obtained : en fr
  • US2025675A - Light sensitive layers : en
  • GB440222A - Improvements in or relating to secret combination electric switches, particularly for motor vehicles : en
  • GB440326A - Improvements in automatic brake gear for mechanically propelled vehicles : en
  • CA354955A - Torsion balance : en fr
  • US2025605A - Wick remover : en
  • AT144144B - Device for making objects visible in the dark. : de en
  • GB440306A - Improvements in refrigerating systems for cooling perishable goods in ships' holds : en
  • DK51057C - Folding Dollhouse. : da en
  • FR792153A - Method for rapidly serving the intermediate stations of a line of a railway network, located between two stations : en fr
  • US2025042A - Boiler furnace : en
  • US2025686A - Turn operated fastener and installation : en
  • US2025349A - Signal for left turn : en
  • USRE19793E - Cash register : en
  • GB440242A - Improvements in or relating to internal combustion engines : en
  • US2025316A - Rotary dispensing bin : en
  • US2025400A - Volume control circuits : en
  • DK51053C - Machine for the production of inscriptions on films. : da en
  • AT144173B - Amplifier tube for short waves. : de en
  • FR792344A - Improvements to exhaust pipes for internal combustion engines : en fr
  • FR792307A - Fluid separation apparatus : en fr
  • US2025369A - Plastic composition : en
  • DK51075C - Procedure for Centrifugal Casting of Pipes. : da en
  • US2025038A - Apparatus for making a braided product : en
  • US2025273A - Pick-up device for fasteners : en
  • US2025564A - Electrical socket : en
  • US2025577A - Venturi tube : en
  • US2025523A - Automatic transmission system and auxiliary controls therefor : en
  • GB440246A - Improvements in and relating to pocket fans : en
  • US2025259A - Drill bit : en
  • GB440216A - An improved motor cultivator : en
  • US2025453A - Sliding clasp fastener with fastener elements of nonmetallic materials : en
  • US2025514A - Boll deflector for cotton pickers : en
  • US2025691A - Stamping machine : en
  • GB440245A - Improvements in or relating to mattresses or the like : en
  • FR792144A - Reinforced transmission belt : en fr
  • FR792304A - Improvements in the manufacture of yarns for use in textile fabrics : en fr
  • GB440479A - Improvements in or relating to rotary fluid motors and the like : en
  • FR792122A - Machine for the treatment of hides, leathers and other similar materials : en fr
  • US2025279A - Seal for rotating shafts : en
  • FR792140A - Electric token dispenser : en fr
  • US2025322A - Bag stringing machine : en
  • GB440203A - Improvements in the manufacture of nitrocellulose : en
  • GB441059A - Improved method of and apparatus for cooking : en
  • IE13869L - Electrically driven vehicles : en
  • FR792123A - Percussion fuze for projectiles : en fr
  • CA354935A - Connector : en fr
  • US2025086A - Apparatus for use in case hardening glass : en
  • FR45895E - New industrial product replacing down, kapok, etc., its production process and its applications : en fr
  • FR792119A - Luminescence oscillograph tube, intended in particular for the adjustment of t. s. f. : en fr
  • FR792127A - Diaphragm brake and method of manufacturing diaphragms : en fr
  • GB440228A - Improvements in safety razors : en
  • FR792220A - Combined automatic machine for machining taper shank twist drills : en fr
  • FR792253A - Two-stroke diesel engine, mainly for airplanes : en fr
  • FR792312A - Electric valves : en fr
  • DK51076C - Plate element for roller shutters with articulated plates. : da en
  • GB440247A - Improvements in and relating to electrolytic gas producers : en
  • GB440429A - Improvements in means for lighting gas burners : en
  • GB440730A - Improvements in or relating to the cutting or slicing of non-rigid or tough substances : en
  • US2025087A - Acoustic device : en
  • US2025454A - Check valve for air brakes : en
  • USD97889S - Design fob a molded jelly ob simhlab : en
  • FR792279A - Garment bag : en fr
  • GB440249A - Improvements relating to apparatus for indicating or recording the course of a moving object : en
  • US2025680A - Pie tin ring : en
  • US2025025A - Hydrocaoutchouc yarn : en
  • CA354878A - Closet seat covering placing device : en fr
  • GR5579B - MIKY MOUSE FAMILY TOY. : el en
  • GB440237A - Vacuum apparatus for raising liquids or priming pumps : en
  • AT144143B - Collar-collar combination. : de en
  • US2025548A - Protective means for mercury arc devices : en
  • US2025584A - Regulating system : en
  • FR792242A - Improvements to circuit breakers : en fr
  • US2025527A - Book signature feed : en
  • US2025380A - Electric connecter device : en
  • GB440183A - Improvements relating to the deposition of metal by electrode dispersion : en
  • GB440205A - Process for the treatment of mixtures containing dichlorbenzenes : en
  • GB440229A - Auxiliary blast pipe for steam boiler plants : en
  • USD97957S - Design for a temple member for : en
  • US2025269A - Signaling apparatus : en
  • FR45864E - Improvements to devices for recording, reproducing and copying cinematographic and sound films : en fr
  • US2025028A - Dry cell : en
  • US2025099A - X-ray absorption glass : en
  • US2025142A - Cooling means for gas compressors : en
  • US2025219A - Hypodermic syringe : en
  • USD97952S - Design for : en
  • US2025516A - Automatic racking machine : en
  • US2025534A - Electromotive thermometry : en
  • US2025638A - Flashing light signal : en
  • US2025203A - Combustion engine : en
  • US2025217A - Shoe sole trimming machine : en
  • US2025673A - Brake : en
  • US2025401A - Process of manufacturing ammonium sulphate and denaturant from acid sludges produced in the treatment of petroleum : en
  • US2025483A - Closure device with separable fasteners for cloths and the like : en
  • US2025256A - Water heater : en
  • CA354910A - Timber or fabric preservation : en fr
  • US2025285A - Scraper : en
  • US2025652A - Sewing machine : en
  • US2025458A - Burner : en
  • AT144132B - Typewriter keyboard. : de en
  • USD97973S - Design for a combination eraser : en
  • US2025582A - Water-insoluble azo dyestuffs : en
  • US2025497A - Lifter for harvesters : en
  • CA354891A - Internal combustion engine : en fr
  • CA354933A - Slide loop : en fr
  • AT144083B - Device for the electrical heating of railroad cars. : de en
  • AT144050B - Motorless swing plane. : de en
  • AT144155B - Scrapbook with loose, removable sheets. : de en
  • CA354902A - Combined washer and drier mechanism : en fr
  • AT144077B - Power driven carriage pusher. : de en
  • FR792275A - Magnetic tape-shaped support for sound recording and reproduction and method for its manufacture : en fr
  • US2025041A - Electromagnetic vibrator : en
  • US2025141A - Apparatus for filling metal containers : en
  • USD97896S - Design fob a plate ob similab : en
  • AT144045B - Friction igniter consisting of a springy bracket. : de en
  • AT144059B - Device for registering the course, status and results of card games. : de en
  • AT144011B - Process for the gas treatment of wool and similar fibrous materials or products made from them. : de en
  • DK51077C - Device for mowing machines with a cutting device that can be lifted up and a track cleaner connected to it. : da en
  • GB440643A - Improvements relating to depositories for cash and other articles : en
  • CA354918A - Pipe hanger : en fr
  • AT144006B - Process for the preparation of water-soluble diazoamino compounds and water-insoluble azo dyes therefrom. : de en
  • AT144056B - Roller skate. : de en
  • DK51079C - Hydraulic PTO. : da en
  • US2025130A - Slur cock : en
  • US2025578A - Electric discharge apparatus : en
  • US2025029A - Means for molding articles : en
  • US2025338A - Lightning rod assembly : en
  • AT144194B - Artificial dentition. : de en
  • CA354896A - Pocket lighter : en fr
  • AT144016B - Process for the desulfurization and post-treatment of viscose rayon. : de en
  • US2025595A - Modulation circuit : en
  • US2025248A - Means for suspending lamps : en
  • USD97939S - Design for a timer case : en
  • AT144095B - Crawler chain drives, in particular for snowmobiles. : de en
  • US2025371A - Apparatus for treating photographic film : en
  • US2025079A - Apparatus for applying liquid to textile materials : en
  • US2025298A - Freewheel transmission mechanism : en
  • USD97959S - Design fob a belt for personal : en
  • US2025522A - Display device : en
  • US2025416A - Cabinet : en
  • US2025382A - Pipe coupling : en
  • US2025544A - Process of cheese packing and resulting product : en
  • FR45893E - Process for detecting the presence of certain bodies in the soil or elsewhere and for studying their properties : en fr
  • US2025440A - Dual valve control mechanism : en
  • US2025033A - Airplane : en
  • US2025214A - Electrical outlet fixture : en
  • US2025657A - Sachet container : en
  • US2025088A - Combined concrete and wooden bench : en
  • FR45855E - Device for controlling electric discharge devices using a differential method : en fr
  • GB440417A - Improvements in or relating to pulverised fuel burning apparatus for domestic heating installations : en
  • AT144002B - Process for preparing leather for the grinding process. : de en
  • DK51080C - Procedure and Apparatus for the production of foam, in particular for fire-fighting purposes. : da en
  • FR792309A - Improvements to elastic fabrics : en fr
  • US2025255A - Method of treating cracked oil distillates : en
  • USRE19795E - Dumping receptacle : en
  • AT144177B - Evacuated discharge vessel. : de en
  • USD97938S - Design fob a burial vault handle : en
  • FR45867E - Box for transporting bottles : en fr
  • DE611200C - Electrolytic process for the deposition of black chromium deposits : de en
  • GB440353A - Improvements in or relating to photographic cameras provided with range finders : en
  • AT144031B - Process for the production of amino acids. : de en
  • AT144168B - Tie with interchangeable knot. : de en
  • USD97906S - Design for a bottle : en
  • GB440178A - Improvements in kettles and like utensils : en
  • US2025656A - Shade roller : en
  • FR792318A - Manufacturing process for photoelectric electrodes : en fr
  • US2025148A - Apparatus for the manufacture of pipes and tubes : en
  • AT144025B - Process for the preparation of water-soluble metal mercapto compounds. : de en
  • AT144053B - Vehicle. : de en
  • AT144112B - Method and device for defogging air. : de en
  • US2025036A - Heat exchanger element : en
  • US2025284A - Hoisting crane : en
  • FR45877E - Improvements to cinematographic projectors : en fr
  • US2025277A - Deep well pump : en
  • US2025549A - Operating mechanism for electric circuit breakers : en
  • GB440227A - Improvements in and relating to ray transmitters or ray receivers for electro-optical light carrier apparatus : en
  • FR792154A - New concrete and its applications : en fr
  • US2025482A - Storage battery : en
  • US2025645A - Multifrequency tuning system : en
  • FR792131A - Preparation process for plastics : en fr
  • FR792167A - Convertible seat that can be used in particular to facilitate intimate hydrotherapy : en fr
  • FR792341A - Truck for collecting milk : en fr
  • GB440309A - Improvements in and relating to small electric motors : en
  • FR792290A - Parquet panel : en fr
  • FR45860E - Metal frame bead for doors and windows : en fr
  • FR792240A - Metalworking upgrades : en fr
  • US2025225A - Lubrication device : en
  • US2025387A - harris : en
  • US2025452A - Electric accumulator : en
  • US2025574A - Railway track switch controlling apparatus : en
  • US2025557A - Chain link blank : en
  • FR45888E - Improvements made to electrical transformer stations : en fr
  • FR792210A - Hot water storage water heater system : en fr
  • FR792198A - Shaft braking improvements applicable in particular to the braking of aircraft propellers : en fr
  • US2025039A - Article of manufacture and method of making the same : en
  • US2025403A - Percussive tool valve : en
  • US2025450A - Can perforator and holder : en
  • CA354968A - Rotary pump : en fr
  • USD97974S - Design for a hand bag frame : en
  • US2025461A - Electrical discharge device : en
  • US2025607A - Receptacle holder : en
  • US2025692A - Brake testing device : en
  • FR792204A - Automatic circuit breaker : en fr
  • US2025398A - Telephone set : en
  • FR792335A - Improvements to selector cyclones and similar devices : en fr
  • FR792295A - Internal combustion steam turbine : en fr
  • FR792291A - Dispensing device for pasty and other products : en fr
  • FR792316A - Improvements made to electric discharge tubes : en fr
  • FR792161A - Camera wrap wrench : en fr
  • GB440206A - Improvements in or relating to poppet valves for internal combustion engines : en
  • US2025116A - Arylamide and method for its production : en
  • GB440389A - Improvements in grinding machines : en
  • CA354975A - Glove and mitten for miners : en fr
  • AT144192B - Apparatus for making cotton plugs for medical purposes of predetermined sizes. : de en
  • CA354961A - Sulphonated oil : en fr
  • US2025674A - Apparatus for making alcoholic beverages : en
  • AT144033B - Process for the preparation of a compound of theophylline with diethylolamine. : de en
  • US2025143A - System for reception by television : en
  • CA354939A - Fibrous material supplying apparatus : en fr
  • FR792107A - Ladies' hats manufacturing process : en fr
  • FR792156A - Hydraulic system applicable in particular to the rudder control of ships : en fr
  • US2025366A - Portable sound film reproducing apparatus : en
  • US2025545A - Orifice plate construction for orifice fittings : en
  • US2025293A - Lock and method of making same : en
  • US2025528A - Coating with chromium : en
  • US2025592A - Washing machine : en
  • AT144169B - Lubricating device for sewing machines. : de en
  • AT144081B - Piety lamp. : de en
  • US2025583A - Regulating system : en
  • US2025613A - Baby carriage protector : en
  • US2025685A - Cooking machine : en
  • US2025072A - Process for impregnating textile fabrics : en
  • US2025288A - Piston rod : en
  • USD97961S - Design fob an ensemble dress : en
  • CA354947A - Communication system : en fr
  • US2025245A - Spray valve actuating mechanism for diesel engines : en
  • US2025074A - Method of and device fob starting : en
  • US2025448A - Furniture caster with footplate : en
  • US2025464A - Knitting machine and adjustable elements therefor : en
  • AT144105B - Device for utilizing stored heat. : de en
  • US2025510A - Device for turning sheet music : en
  • USD97950S - Design for a handle for a cocktail : en
  • AT144073B - Bearings for spring tabs. : de en
  • US2025671A - Cinematographic film in natural colors : en
  • FR792234A - Enhancements to devices used to encrypt and decrypt messages : en fr
  • US2025687A - Melting pot heater : en
  • FR792331A - Lid with automatic opening for carafes or similar containers : en fr
  • FR792163A - Improvements to the joints, and in particular to the joints of leaf springs and the like : en fr
  • IE14218L - Radial cylinder internal combustion engines : en
  • US2025517A - Penetrating lubricant : en
  • AT144044B - Self-sealing chamber furnace lock. : de en
  • USD97928S - Design fob a man s bicycle : en
  • CA354973A - Textile material : en fr
  • FR792172A - Bracelet and its manufacturing process : en fr
  • US2025175A - Method of producing fullness in yarns : en
  • US2025399A - Topical anzesthetic : en
  • US2025046A - Apparatus for dampening the plate cylinders of lithographic and analogous presses : en
  • US2025220A - Coal feeder or stoker : en
  • US2025642A - Arylated esters and synthetic resinous compositions : en
  • GB440422A - A new or improved composite layer film for use in colour photography : en
  • USD97943S - Design fob a : en
  • USD97899S - Design fob a plate ob similab : en
  • GB440321A - A new or improved game-carrier : en
  • CA354913A - Electrical distribution system : en fr
  • CA354960A - Signal receiving system : en fr
  • US2025511A - Time controlled mechanism : en
  • US2025385A - Acoustic device : en
  • US2025455A - Manufacture of celluloid and like balls : en
  • US2025631A - Dry cell battery : en
  • GB440491A - Improvements relating to joints between tubes and partition or tube plates in steam boilers and the like : en
  • FR792169A - Perfected saucer and set formed by the combination of this saucer and a cup : en fr
  • FR792301A - Improved process for conveying yarns, filaments or the like, : en fr
  • IE14250L - Cutting bars of ice-cream etc. : en
  • US2025137A - Hair clipper : en
  • AT144133B - Setup on multicolor cameras. : de en
  • GB440302A - Improvements in or relating to dental porcelains and cements : en
  • GB440330A - Improvements in piezo-electric devices for converting electrical oscillations into mechanical vibrations : en
  • CA354866A - Radio signalling system : en fr
  • US2025622A - Spring suspension for vehicles : en
  • USRE19797E - Electrical switching station : en
  • US2025199A - Shock absorber : en
  • FR792276A - Rotary piston machine : en fr
  • FR792168A - Handle for portable tool : en fr
  • USD97916S - Design fob a burial vault handle : en
  • FR792212A - System for the transport and storage of live fish : en fr
  • FR792218A - Improvements to systems for the remote transmission of images or animated scenes : en fr
  • GB440305A - Improvements in hydraulic transmission means : en
  • US2025224A - Method of securing lubrication fittings to receiving members : en
  • FR45882E - Movable bridge for loading boats and crossing waterways : en fr
  • US2025253A - Safety latch for gear shift levers : en
  • AT144063B - Metal ski edge. : de en
  • US2025051A - Alignment indicator : en
  • US2025567A - Drill : en
  • GB440290A - Improved method of making stranded electrical conductors : en
  • US2025084A - Rotary pump : en
  • US2025147A - Apparatus for expanding and elongating tubular work pieces : en
  • AT144065B - Cutting machine for beet heads including foliage. : de en
  • AT144174B - Method of treatment, in particular for cleaning or sterilizing ionic liquids of all kinds. : de en
  • AT144084B - Blind weir with supports that can be rotated around vertical axes. : de en
  • AT144046B - Durable photographic developers and fixing developers containing the known organic reducing agents for silver halide gelatin emulsions. : de en
  • US2025207A - Welding system : en
  • US2025610A - Frequency multiplication system : en
  • US2025627A - Shoe-shine apparatus : en
  • US2025218A - Remote control apparatus for radioreceivers : en
  • CA354911A - Dynamo-electric machine : en fr
  • US2025375A - Method of coating webs : en
  • US2025672A - Builder for spinning frames : en
  • CA354944A - Paper container : en fr
  • US2025067A - Tank filling device : en
  • US2025325A - Shuttle cock : en
  • AT144078B - Variable ratio bike. : de en
  • AT144034B - Low temperature coking furnace. : de en
  • US2025176A - Motor compressor : en
  • US2025524A - Evaporator for submarines : en
  • CA354874A - Spinning device : en fr
  • US2025431A - Device for use when drawing off liquids from containers : en
  • US2025408A - Telephone system : en
  • US2025632A - Lubricator : en
  • US2025250A - Rotary machine : en
  • US2025208A - Timing axis for cathode ray oscillographs : en
  • US2025368A - Mounting alloy dies : en
  • US2025165A - Metallurgical furnace : en
  • US2025211A - Azo dyestuffs and process of making the same : en
  • US2025604A - Finger training device : en
  • AT144038B - Process for the production of weatherproof and space-resistant, bituminous, magnesite-bound macadam road surfaces. : de en
  • AT144022B - Process for coating crushed rock material with bituminous substances. : de en
  • AT144092B - Excavator. : de en
  • GB440225A - Improvements in ventilators for vehicles : en
  • FR792159A - Improvements to filtration devices and in particular to fuel filters : en fr
  • US2025122A - Motion reproducing unit : en
  • USD97930S - Design fob a curtain ob similar : en
  • FR792188A - Diaphragm valves improvements : en fr
  • AT144178B - Lead electrode for power collection batteries. : de en
  • US2025457A - Stencil for sand blasting and method of making the same : en
  • AT144182B - Bracelet powder box with a clock housed in a cavity in the can lid. : de en
  • US2025569A - Track recorder : en
  • US2025600A - Adjustable cam : en
  • US2025695A - Domestic heating process and apparatus therefor : en
  • US2025157A - Window seat : en
  • US2025251A - Rural mail box : en
  • FR792347A - Oyster sorting device : en fr
  • US2025090A - Excavating dipper : en
  • US2025272A - Ventilating apparatus for vehicle bodies : en
  • USD97955S - Design fob a buckle : en
  • AT144023B - Process for the preparation of a basic aluminum salt of acetylsalicylic acid. : de en
  • AT144167B - Device for operating discharge tubes with hot cathodes, in particular X-ray tubes. : de en
  • US2025508A - Baby bottle : en
  • CA354949A - Insulating material manufacture : en fr
  • US2025124A - Stunning pen : en
  • AT144156B - Shaking device for sieves u. like : de en
  • FR792317A - Mounting of gas-filled electric discharge tube and incandescent electrode : en fr
  • FR45874E - Automatic fuel dispenser or other : en fr
  • GB440403A - Improvements in or relating to apparatus for creating artificial fever : en
  • US2025633A - Record filing appliance : en
  • US2025315A - Motor controller : en
  • FR792255A - Tube functioning as a vaporizer : en fr
  • FR792238A - Process for manufacturing easily bleachable celluloses : en fr
  • GB440354A - Building structures of one or more floors : en
  • US2025071A - Process for making combustible gas : en
  • FR792283A - Improvements to portable tanks : en fr
  • GB440244A - Method and apparatus for weighing loads : en
  • FR792338A - Row seeder, more particularly usable as a chemical fertilizer seeder : en fr
  • AT144001B - Method and device for the production of metallic magnesium. : de en
  • US2025556A - Method of and means for lockingly engaging coacting elements : en
  • FR45875E - Control device for the trolley of cured meats and meat cutting machines : en fr
  • FR792179A - Contactor device for controlling lighting devices and warning devices on motor vehicles : en fr
  • US2025169A - 2-aminoanthraquinone-sulphonic acids and a process of preparing them : en
  • FR792263A - Draft regulator for fireplaces : en fr
  • US2025105A - Rod cutting tool : en
  • USD97908S - Design for an automobile : en
  • FR792216A - Adjustable inflatable float swimsuit : en fr
  • GB440490A - Covering for cables : en
  • US2025384A - Apparatus for treating hydrocarbons to obtain high grade lubricating oils and lighter hydrocarbons : en
  • US2025292A - Circuit controlling device : en
  • US2025420A - Knock-down box : en
  • FR792259A - Process for preparing dyes and process for sensitizing photographic silver halide emulsions with these dyes : en fr
  • US2025118A - Beverage cooler : en
  • US2025154A - Engineer's valve : en
  • US2025280A - Display stand or support : en
  • US2025696A - Flow controlling unit for gas burners : en
  • GB440286A - Improvements in exhaust driven accessories for internal combustion engines : en
  • FR792113A - Firearms recoil damping device : en fr
  • FR792343A - Manufacturing process for secondary disazo dyes : en fr
  • US2025648A - Shoe : en
  • AT144017B - Process for the production of artificial silk or man-made staple fibers of a wool-like character from cellulose solutions. : de en
  • DE623567C - : de en
  • US2025222A - Universal flanging and bending machine : en
  • FR792102A - New aromatic bases and their use in the production of water-insoluble azo dyes : en fr
  • GB440235A - Gyrating toy : en
  • US2025075A - Electron discharge device : en
  • US2025503A - Process of preparing thiotetraphosphates and product thereof : en
  • USD97935S - Design for a combined powder box : en
  • US2025076A - Metering valve : en
  • US2025290A - Sharp freezing container : en
  • US2025171A - Fastening means for turbine blades : en
  • USRE19794E - Preparation of acetylene : en
  • CA354927A - Welding apparatus : en fr
  • US2025189A - Plug cap : en
  • DK51074C - Method and Apparatus for Centrifugal Casting of Pipes. : da en
  • US2025689A - Distributing mechanism for pressure concrete transportation systems : en
  • USD97923S - Design for a sugar bowl : en
  • CA354942A - Hydraulic shock absorber : en fr
  • DK51061C - Combustion engine with one of a waste gas turbine driven purge air and charge compressor. : da en
  • US2025227A - Lubricating device : en
  • USD97890S - Design fob a paint can or similar : en
  • US2025341A - Heating plant : en
  • AT144064B - Ski binding. : de en
  • AT144086B - Rim. : de en
  • US2025320A - Turntable : en
  • USD97907S - Design for a display device : en
  • US2025335A - Piston ring expander : en
  • AT144003B - Absorption cycle for vapors and equipment for carrying out the process. : de en
  • US2025580A - Compass : en
  • DK51056C - Camera Approach for Cameras for Capturing Colored Images. : da en
  • GB440303A - Improved means for supercharging internal combustion engines on aircraft : en
  • FR792278A - Improvements to trays or molds for baking wafers and similar articles : en fr
  • FR792126A - Improvements to the frames of optical observation instruments : en fr
  • GB440561A - Improvements in or relating to electrical conductors : en
  • FR792231A - Electrolytic process for direct aluminum plating : en fr
  • FR792236A - Process for curing plaster and other porous materials : en fr
  • GB440287A - Improvements in or relating to composite metallic articles : en
  • AT144119B - Gas burner. : de en
  • FR792244A - Improvements in cigarette collecting mechanisms for continuous tobacco rod type cigarette making machines : en fr
  • US2025543A - Apparatus for cleaning ballast : en
  • US2025101A - Portable receptacle : en
  • US2025444A - Telephone system : en
  • FR792229A - Separator for electric accumulators : en fr
  • FR792306A - Continuous furnace with integral recovery for the treatment of sintered coal with or without pitch and all other products : en fr
  • AT144158B - Device for the production of seamless containers from leather or similar material. : de en
  • CA354916A - Oxygen removing method from gas mixtures : en fr
  • AT144172B - Loose leaf book, method and apparatus for making the same. : de en
  • CA354948A - Wall and panel : en fr
  • FR792293A - Installation for testing engines, especially aircraft engines, under operating conditions : en fr
  • GB440346A - Improvements in automatic switches for use in telephone or like systems : en
  • US2025343A - Wheel and axle assembly : en
  • AT144196B - Protective cover for transparent bottles. : de en
  • US2025473A - Compound tool : en
  • US2025492A - Wound drainage device : en
  • US2025587A - Akylibes of x-hydroxy-diphenyl : en
  • AT144107B - Grate cleaning device. : de en
  • AT144153B - Ladies swimsuit or the like : de en
  • CA354965A - Heating system : en fr
  • AT144151B - Bookmark. : de en
  • AT144010B - Use of indifferent oil as a wetting agent for mercerising liquor. : de en
  • FR792222A - Pyrophoric lighter : en fr
  • CA354963A - Journal grease : en fr
  • CA354945A - Valve for rock drills : en fr
  • FR792235A - Anchoring device for mobile winches : en fr
  • CA354909A - Flat spraying appliance : en fr
  • USD97926S - Design for a combination bottle : en
  • FR792178A - Shoe brake improvements : en fr
  • GB440243A - Device for automatically steering aircrafts, ships and the like : en
  • US2025085A - Electric cooking apparatus : en
  • US2025417A - Loom picker : en
  • GB440332A - Improvements in plate heat exchange apparatus applicable to milk pasteurization : en
  • AT144049B - Vehicle, e.g. B. aircraft propeller with the pitch self-regulating rotary blades. : de en
  • FR792189A - Self-adjusting brake system : en fr
  • FR45900E - Disc clutch : en fr
  • FR792296A - Shoe shine box with retractable footrest : en fr
  • DK51070C - Oil cooler with Scrapers. : da en
  • GB440253A - Improvements in machines for producing helically toothed or fluted gears, cutters, hobs and the like : en
  • FR45853E - Heating improvement, particularly of vehicles : en fr
  • US2025537A - Mower : en
  • FR45894E - : fr
  • FR792160A - Camera : en fr
  • FR792287A - Parallel gripper, for stoning fruit and the like : en fr
  • FR792136A - Apparatus for the production of carbureted mixtures : en fr
  • FR792224A - Rail contact : en fr
  • GB440233A - Improvements in or relating to vehicles for the conveyance and manipulation of frames, cases and other heavy objects : en
  • US2025700A - Combined cotton cleaning and drying machine : en
  • GB440295A - Improvements in programme selectors for telediffusion : en
  • FR792129A - Internal combustion engine cylinder head : en fr
  • FR792265A - Fluorescent organic compounds that can be used in electrical engineering : en fr
  • GB440356A - Improvements in apparatus for projecting lenticular films : en
  • US2025093A - Inductance device : en
  • US2025351A - Igniter for gas burners : en
  • US2025052A - Article of manufacture and method of making the same : en
  • US2025513A - Self-propelled vehicle : en
  • DK51072C - Device for Refracting, Absorbing, Reflecting, Modulating or Demodulating Ultra High Frequency Oscillations. : da en
  • US2025515A - Electric oven : en
  • US2025258A - Cutter for drill bits : en
  • US2025624A - Vehicle direction signal : en
  • US2025204A - Brake arrangement : en
  • USD97901S - Design for a plate or similar : en
  • GB440270A - Improvements in shutters for cinematograph projectors and camera projectors : en
  • US2025618A - Dyeing leather : en
  • FR45884E - Mop : en fr
  • US2025056A - Cable sheath extrusion press : en
  • FR45871E - Closing system for containers containing volatile liquids : en fr
  • FR792137A - Cable termination device : en fr
  • USRE19796E - Wash kag or pad : en
  • US2025353A - Internal combustion engine : en
  • US2025678A - Load-retaining attachment for shovel blades : en
  • FR792294A - Device for capturing chafer and other winged insects attracted to light : en fr
  • US2025121A - Apparatus for testing combustion : en
  • US2025439A - Mandrel bar for continuous tube rolling mills : en
  • USD97967S - Design for a vacuum cleaner casing : en
  • US2025097A - Temperature control apparatus : en
  • FR792264A - Cathode beam tubes : en fr
  • US2025466A - Knitting mechanism : en
  • USD97888S - Design for an automobile truck : en
  • AT144047B - Process for the vitaminization of food. : de en
  • USD97910S - Design for a coffin handle : en
  • AT144157B - Shoe straightener. : de en
  • CA354940A - Container support : en fr
  • US2025346A - Releasing clamp : en
  • US2025350A - Hand flanger for cans : en
  • US2025547A - Insulated and fluid cooled shaft : en
  • USD97975S - Design for a dress : en
  • US2025260A - Cutter for drill bits : en
  • US2025164A - Voting machine : en
  • AT144054B - Clamp buckle. : de en
  • AT144060B - Irrigation facility. : de en
  • CA354923A - Container sealing method : en fr
  • CA354931A - Measuring and cutting apparatus : en fr
  • AT144067B - Cuff closure. : de en
  • FR792155A - Measuring device and separator for dosing by extraction of soluble matter : en fr
  • US2025167A - Price ticket : en
  • US2025287A - Vibrating motor : en
  • FR792272A - Improvements to rubber vulcanization processes, and resulting products : en fr
  • GB440211A - Improvements in sliding gates, doors, grilles, or the like : en
  • AT144087B - Adjustable nozzle guide. : de en
  • US2025321A - Fusible line-tapping device : en
  • US2025637A - Lubricator : en
  • GB440430A - Improvements in or relating to thermionic valve and like base arrangements : en
  • IE13561L - Driving arrangements for electrically propelled vehicles : en
  • US2025073A - Cellulose derivative and method of making the same : en
  • US2025102A - Glass rolling apparatus : en
  • US2025276A - Valve and burner construction : en
  • US2025484A - Game : en
  • US2025242A - Train indicator : en
  • US2025442A - Suction nozzle : en
  • AT144150B - Electric table fan. : de en
  • AT144159B - Method and device for measuring the radiation dose, in particular for exposure to X-rays. : de en
  • AT144171B - Book cover. : de en
  • FR792213A - Amplifier for television purposes : en fr
  • FR792322A - Improvements made to the sprocket wheels of bicycles, with stepped gears : en fr
  • GB440476A - Improvements in and relating to aircraft : en
  • US2025205A - Arc welding system : en
  • AT144109B - Stove top. : de en
  • US2025192A - Stabilization of mineral hydrocarbon products : en
  • AT144183B - Receiving antenna. : de en
  • FR792109A - Hub for propeller blades : en fr
  • US2025590A - Weighing scale : en
  • US2025270A - Fish lure : en
  • US2025596A - Windshield for automobiles : en
  • CA354905A - Resin dispersion : en fr
  • US2025540A - Method of making electrical insulators : en
  • US2025373A - Vaginal applicator : en
  • US2025565A - Incandescent lamp : en
  • US2025494A - Rotary soil pulverizer : en
  • AT144096B - Pressure testing device for pneumatic tires for vehicles. : de en
  • AT144069B - Vibrating screen. : de en
  • US2025195A - Starting device for engines : en
  • US2025296A - Valve : en
  • US2025636A - Cigarette case : en
  • CA354900A - Turbine locomotive : en fr
  • US2025274A - Annunciator : en
  • US2025139A - Casing for x-ray apparatus : en
  • USD97903S - Design fob a plate ob similar : en
  • CA354894A - Licence plate locking seal : en fr
  • FR792237A - Manufacturing process of monoazo dyes : en fr
  • FR792321A - expandable stanchion with closed punch and barrel : en fr
  • AT144052B - Storage for an aircraft firearm firing through the hollow propeller shaft. : de en
  • CA354941A - Knitting machine : en fr
  • US2025358A - Hosiery and method of making : en
  • DK51078C - Lubrication device for Stamps. : da en
  • FR792202A - Improvements to electro-magnetic brakes : en fr
  • GB440425A - Improvements in or relating to remote control and indicating systems for radio relay stations : en
  • US2025560A - Alternating current motor : en
  • AT144160B - Roll film spool. : de en
  • CA354879A - Tabulating machine printing device : en fr
  • AT144051B - One-handed cigarette box with dispensing device. : de en
  • CA354867A - Milk pail : en fr
  • AT144149B - Device for lowering the material slide on sewing machines. : de en
  • FR792186A - Automatic coupling device for towed vehicles : en fr
  • CA354876A - Railway wheel : en fr
  • US2025649A - Laundry cabinet : en
  • AT144199B - Electrolytic capacitor. : de en
  • US2025024A - Purification of chlorinated hydrocarbons : en
  • USD97958S - Design for a belt for personal : en
  • US2025065A - All-metal car body : en
  • US2025233A - Distribution panel : en
  • US2025329A - Mattress and method of making the same : en
  • US2025332A - Rod clamp : en
  • US2025546A - Vat dyestuffs of the anthraquinone series and process of producing same : en
  • US2025129A - High frequency translating circuit : en
  • AT144108B - Lever press for fruit u. like : de en
  • US2025241A - Safety appliance for elevators : en
  • AT144152B - Roll film. : de en
  • US2025348A - Roll mill : en
  • US2025663A - Button fastener : en
  • USD97919S - Design fob a coin-bank ob similar : en
  • GB440271A - Improvements in and relating to stringed musical instruments : en
  • CA354957A - Glass tempering apparatus : en fr
  • AT144142B - Cover made of rubber or rubber compound for books, registers, etc. Like. And method for its production. : de en
  • AT144135B - Sound recording lamp. : de en
  • US2025677A - Process for the preparation of organic acids : en
  • CA354953A - Bicycle tire bead wire manufacture : en fr
  • AT144024B - Process for stabilizing chlorinated hydrocarbons. : de en
  • AT144103B - Mounting levers for motor vehicle wheels, in particular sheet metal disk wheels. : de en
  • CA354868A - Bifocal lens : en fr
  • CA354890A - Carbonaceous material hydrogenating apparatus : en fr
  • US2025213A - Method and apparatus for making cheese : en
  • AT144185B - Process for the preparation of non-flocculent solutions of proteinaceous medicinal products. : de en
  • US2025430A - Automatic gear shift mechanism : en
  • FR792158A - Improvements to cranks and similar parts of lifting devices : en fr
  • FR792285A - Heated liquefied gas steam turbine : en fr
  • CA354869A - Tool handle : en fr
  • US2025456A - Refrigerating apparatus : en
  • US2025521A - Shoe construction : en
  • CA354938A - Photographic film : en fr
  • CA354930A - Rubber to metal bonding method : en fr
  • CA354936A - Refrigerating apparatus : en fr
  • AT144127B - Method and device for adapting sound recordings to cinematographic image recordings. : de en
  • US2025367A - Process of manufacturing active carbon : en
  • US2025669A - Differential and spring mounting : en
  • US2025372A - Scrap ejector and stacker : en
  • CA354875A - Electric relay : en fr
  • FR792205A - Process for reproducing designs on felt : en fr
  • FR792271A - Weighing method and device : en fr
  • FR792115A - Improvements to removable drums : en fr
  • AT144015B - Process for the simultaneous decomposition of liquefied gas mixtures or other liquid mixtures by rectification into three components. : de en
  • AT144188B - Amplifier with balanced tubes. : de en
  • AT144101B - Surface vibrator with intrinsic force feed. : de en
  • GB440268A - Improvements relating to expanding bracelets : en
  • DK51065C - Procedure for impregnating containers of cardboard, paper or similar material. : da en
  • US2025083A - Hydropneumatic power plant : en
  • US2025127A - Electrodynamic speaker unit : en
  • AT144089B - Cushioning, in particular for motor vehicles. : de en
  • FR792190A - non-slip element for shoes, furniture and similar applications : en fr
  • GB440276A - Improvements in or connected with wireless apparatus : en
  • GB440478A - Improvements in or relating to absorption refrigerating apparatus : en
  • GB440327A - Improvements in or relating to trimming and roughing operations upon boot or shoe soles : en
  • FR792248A - Improvements in typewriters : en fr
  • FR45883E - Electric wave iron, with adjustable contact current switch, and swivel ball joint : en fr
  • GB440250A - Improvements in or relating to castors or like swivelling wheels for trucks and other heavy articles : en
  • US2025339A - Container for time fuses : en
  • CA354943A - Individual wheel suspension : en fr
  • AT144124B - Advertisement and advertising device. : de en
  • AT144140B - Coin-operated machine for network connection radio receivers. : de en
  • CA354912A - Circuit interrupter : en fr
  • US2025661A - Combined double-color mechanical pencil and fountain pen : en
  • GB440350A - Process for producing a fluorescent substance : en
  • US2025585A - Method of operating vapor electric lamps : en
  • FR792164A - Improvements to catalytic stoves : en fr
  • FR45866E - Clutch control mechanism : en fr
  • US2025026A - Rail bond : en
  • US2025109A - Inspection device for flat work ironers : en
  • GB440199A - Improvements in or relating to filter circuits for use in apparatus for converting electrical signals into sound : en
  • FR792171A - Rubber-based product and its manufacturing process, for soles and other industrial applications : en fr
  • FR792181A - Advanced automatic coupling device for trailer and tractor : en fr
  • GB440269A - Improvements in wireless receivers : en
  • GB440282A - Improvements in circuit arrangements for automatically timing the operation of electric relays and contactors or other devices : en
  • FR45852E - Device of extremely reduced volume and weight, without deviating crew, allowing all common electrical measurements to be performed : en fr
  • GB440331A - Improvements in plate heat exchange apparatus applicable to milk pasteurisation : en
  • US2025184A - Distributor for artificial manure, corn, seed, and the like : en
  • USD97911S - Design for a coffin handle : en
  • US2025198A - Supplementary glazing device for glazed openings : en
  • US2025360A - Sheet metal forming machine : en
  • CA354919A - Pipe hanger : en fr
  • FI16872A - Hob : en fi
  • CA354977A - Radio tube grid production : en fr
  • US2025297A - Engine : en
  • US2025152A - Interleaving apparatus : en
  • FR792211A - Skill game with automatic prize distribution device activated by a player's shot : en fr
  • US2025070A - Metal cutting machine : en
  • US2025229A - Lubricating device : en
  • US2025283A - Fibrous cellulose mass and chemical reaction therewith : en
  • FR792203A - Synchronized control of electrical switch contacts : en fr
  • AT144007B - Process for the extraction of pure alumina from glowing clay. : de en
  • US2025240A - Refrigerant gas compressor : en
  • GB440186A - Improvements in and relating to horticultural greenhouses, garden frames and the like : en
  • US2025541A - Dough mixer : en
  • FR792280A - Method and devices for tempering glass objects : en fr
  • GB440562A - Improvements in hydraulic presses : en
  • US2025529A - Building block : en
  • FR792196A - Preparation of hard toes, buttresses and other similar parts usable in the manufacture of footwear : en fr
  • US2025352A - Package : en
  • US2025504A - Carburetor : en
  • CA354877A - Frost proof window : en fr
  • US2025536A - Machine tool : en
  • GB440361A - Improvements in or relating to radio direction finding installations : en
  • US2025512A - Track frame stabilizer for tracklaying tractors : en
  • CA354956A - Candy decorating method : en fr
  • GB440289A - Improvements in packing cases : en
  • FR792124A - Breast massage device : en fr
  • US2025048A - Cellulose derivative composition : en
  • FR792239A - Wetting agent to improve the wetting power of mercerizing detergents : en fr
  • GB440241A - Improvements in or relating to multi-channel electric signalling systems : en
  • AT144082B - Device for mechanical recording and immediately subsequent mechanical reproduction of sound recordings. : de en
  • US2025501A - Process for converting higher into lower boiling oils : en
  • FR792120A - Kitchen strainer with hemispherical strainer basket and filter sheet garnish : en fr
  • US2025509A - Electric soldering iron : en
  • US2025602A - Sorting machine for record cards : en
  • US2025209A - Expansion and contraction joint : en
  • US2025479A - Fuel feeding system for oil burners : en
  • US2025112A - Pipe coupling : en
  • FR792143A - Improvement in automatic flushing devices : en fr
  • CA354966A - Rubber plasticizer : en fr
  • FR792334A - Control device for t receivers. s. f. : en fr
  • US2025433A - Pump jack : en
  • US2025682A - Electric switch operating means : en
  • US2025356A - Display device : en
  • US2025432A - Shoe filler composition and method of making : en
  • US2025628A - Gasoline dispensing device : en
  • USD97927S - Design for a woman s bicycle : en
  • US2025490A - Production of lubricating oils : en
  • US2025688A - Finishing tool : en
  • FR45857E - reinforcement element for construction : en fr
  • US2025235A - Circuit interrupter : en
  • US2025412A - Classification apparatus : en
  • US2025496A - Paving of roads or streets : en
  • US2025394A - Cotton drawing frame : en
  • US2025395A - Elevator car stool : en
  • FR792252A - Wind turbine : en fr
  • FR792320A - Wooden pylon : en fr
  • GB440477A - Improvements in or relating to absorption refrigerating apparatus : en
  • AT144091B - Lifting spindle bearing for tower scaffolding trolleys for electric railways. : de en
  • AT144197B - Device for softening and cleaning water. : de en
  • FR792262A - Pyridino-benzanthronic series tank dyes : en fr
  • GB440278A - Improvements in or relating to winding or like engines : en
  • USD97933S - Design for a shoe : en