• US2254464A - Dredge : en
  • US2254410A - Multicylinder, single-acting, twostroke-cycle internal combustion engine of the cross-head type : en
  • US2254573A - Shaft packing : en
  • US2254967A - Mechanical toy : en
  • US2254980A - Method of cleaning tubes and the like : en
  • CA399016A - Braking mechanism : en fr
  • AU113701B2 - Improvements in and connected with the formation of concrete buildings and like structures : en
  • DK58998C - Transport mechanism for textile materials in machines for breaking or mapping flax and other textile plants. : da en
  • GB539242A - Improvements in devices for electric remote control : en
  • US2254286A - Electrode : en
  • USD129279S - Design for a shoe : en
  • US2254704A - Automatic circuit recloser : en
  • CA399080A - Railway car door : en fr
  • US2254758A - Process of making torch tips : en
  • CA399015A - Railway car underframe : en fr
  • US2254258A - Heat exchange device and deflector therefor : en
  • US2254861A - Ash receptacle and mounting : en
  • US2254962A - Unitary lens system : en
  • US2254741A - Method of making heat resisting yarn and cord, and the cord : en
  • USD129286S - Kate w. hayt, also known as kate barrie combined holder for candle and flowers : en
  • US2254576A - Oscillating chaff raiser : en
  • AU424940A - Manufacture of aminobenzenesulphamide derivatives : en
  • US2254305A - Corncob holder : en
  • US2254793A - Grid controlled tube with electron multiplier : en
  • DE710159C - Process for the production of ready-for-sale goods made of leather or leather substitutes : de en
  • DE710157C - Head target with hit indicator : de en
  • DE709988C - Process for continuous casting of bars : de en
  • GB539338A - Improvements in guards or protectors for babies in perambulators or the like : en
  • GB539340A - Improvements in or relating to a method of assembling rod shaped articles for transport : en
  • DE709969C - Multi-system pipes : de en
  • CA398951A - Drill bit socket connection : en fr
  • ES147470A1 - Procedure that allows to obtain the reproduction of images by means of diazo compounds. : en es
  • US2254516A - Bearing : en
  • US2254805A - Process for the separation of metals : en
  • DK59000C - Device by means of wooden parts which can be assembled in a releasable manner by projections and corresponding cut-outs and pins. : da en
  • US2254364A - Selective extraction of hydrocarbon oils : en
  • US2254376A - Method for making wheel disks : en
  • DE710018C - Brake field tubes for receiving ultrashort-wave vibrations : de en
  • ES147390A1 - Procedure to remove silica from alumina silicates. : en es
  • US2254749A - Eyeglass construction : en
  • US2254348A - Apparatus for handling metal strip from rolling mills : en
  • DE710146C - Process for the production of rolls with a steel core and a hard metal jacket : de en
  • ES6099U - A case with a multitouch device (Machine-translation by Google Translate, not legally binding) : en es
  • US2254715A - Light with adjustable head : en
  • ES147452A1 - Improvements in the evaporators for periodically absorbing refrigeration installations. : en es
  • ES6135U - A recreational lounge game (Machine-translation by Google Translate, not legally binding) : en es
  • ES147406A1 - A process for the extraction of long spun fibers, from green hemp stems, especially those from seed hemp. : en es
  • ES6117U - Fastening device for loose leaf bindings. (Machine-translation by Google Translate, not legally binding) : en es
  • GB539323A - Improvements in electric tumbler switches : en
  • US2254427A - Valve : en
  • US2254676A - Traffic signal : en
  • GB539220A - Improvements relating to rollers of rotary cloth milling machines and cloth washing machines : en
  • US2254247A - Electric conversion : en
  • AU204240A - Improved mechanism for closing carton ends : en
  • US2254505A - Draft regulating apparatus : en
  • CA399040A - Composite pigment : en fr
  • US2254251A - Device for use in the aftertreatment of artificial silk : en
  • USD129346S - Design fok a dress : en
  • DE710156C - Method and device for cleaning the barrel of firearms : de en
  • ES147472A1 - Method to produce metal bars. : en es
  • US2254569A - Vehicle signal means : en
  • US2254618A - Treatment of spent catalysts : en
  • US2254979A - Screen cleaning gun : en
  • CA398957A - Tool holder : en fr
  • CA398987A - Signalling system : en fr
  • US2254448A - Hopper vibrator : en
  • DE709974C - Small excavator with a conveyor belt for excavating construction pits, for road construction work and similar earthworks of a smaller size : de en
  • DE710048C - Process for the production of acicular Epsom salt : de en
  • US2254455A - Continuously operating centrifuge : en
  • US2254459A - Radiator protector : en
  • US2254915A - Surgical dressing : en
  • US2254490A - Lubricant : en
  • US2254851A - Steam-discharging pressing iron : en
  • CA398971A - Weed gun : en fr
  • GB539339A - Improvements in or relating to patterning means for knitting machines : en
  • DE710173C - Pressed head shield for dump trucks : de en
  • GR9632B - SOAP SUBSTITUTE. : el en
  • US2254546A - Automatic phonograph : en
  • DE710152C - Hardware for window : de en
  • ES6111U - Letter envelope, with special yarn arrangement for opening. (Machine-translation by Google Translate, not legally binding) : en es
  • DE709978C - Rolling material lifting table, especially for thin and medium sheet rolling mills : de en
  • GB539263A - Improvements in and relating to the manufacture of fire-bricks : en
  • DE710078C - Process for the production of paints : de en
  • ES147394A1 - Improvements in the manufacture of valves with thermionic cathodes coated with oxide. : en es
  • GB539212A - Improvements in louvred ventilator cowls : en
  • US2254382A - Polymerizable mono-esters of maleic acid and polymers derived therefrom : en
  • GB539292A - Improvements in metal poles or posts : en
  • DE710009C - Writing implements, especially for pilots : de en
  • USD129280S - Design for a game board : en
  • US2254510A - Method of forming tubular structures : en
  • DK58986C - Glide landing gear. : da en
  • US2254320A - Motor driven ice skate : en
  • US2254549A - Sintered metal composition : en
  • US2254823A - Electric hammer : en
  • US2254957A - Electric source of light : en
  • ES6108U - Models of bed with device to be mountable on one another (Machine-translation by Google Translate, not legally binding) : en es
  • US2254223A - Tire deflation indicator switch : en
  • DE710203C - Drive for floor milling machine : de en
  • USD129304S - Casing for glass or dish-washing machine : en
  • DE710008C - Art masses : de en
  • DE710190C - Electric heating or cooking plate, consisting of an electric tubular heating element which is in heat-conducting contact with a plate and is bent into a not completely closed ring : de en
  • US2254334A - Motor vehicle : en
  • US2254406A - Method and apparatus for quick freezing : en
  • DK58984C - Procedure for Scanning Television Images and Scanning Disc and Apparatus for Exercising the Procedure. : da en
  • GB539289A - Improvements in reduction gear devices : en
  • ES147455A1 - Mechanism for speed regulation in electric collector machines. : en es
  • US2254415A - Tire cooker : en
  • DE710067C - Machine tool, in particular grinding machine for the production of cross-sections on external and internal profiles that are delimited by cycloidic curves : de en
  • US2254582A - Key case : en
  • US2254585A - Feeding device : en
  • US2254664A - Sanctuary lamp : en
  • DE710042C - Winch for extending and retracting an aircraft landing hook : de en
  • US2254502A - Lubricating apparatus : en
  • US2254789A - Radio tuning apparatus : en
  • USD129336S - Design fok a suit : en
  • GB539236A - Improvements in or relating to a.c. electric circuit-breakers : en
  • US2254987A - Loose-leaf filing index : en
  • US2254473A - Airplane vibration dampener : en
  • DE710134C - Control for engines operated in Leonard circuit : de en
  • US2254650A - Stage construction : en
  • US2254356A - Hinge means : en
  • US2254377A - Repeater station : en
  • US2254339A - Fabric : en
  • US2254948A - Insect killing device : en
  • DE710066C - Device for training flight students, especially bomb throwers : de en
  • CA398980A - Paper sizing composition : en fr
  • USD129335S - Design fob a coat : en
  • US2254361A - Vehicle wheel : en
  • ES6124U - Automatic rotary duplicating device. (Machine-translation by Google Translate, not legally binding) : en es
  • DE710158C - Arrangement for switching on alarm systems : de en
  • US2254743A - Concrete placement apparatus : en
  • FR866769A - Automatic and timely control device by compressed air : en fr
  • DE710090C - Vertical transmitting antenna : de en
  • US2254898A - Garbage receptacle stand : en
  • DE710133C - Device for line switching of the paper strip in typewriters and calculating machines : de en
  • AU113732B2 - Improvements relating to spring weighing apparatus : en
  • USD129354S - Design foe a dress : en
  • DK58987C - High pressure mercury vapor discharge lamp without artificial cooling. : da en
  • DE710107C - Control device for a brake lever with locking device : de en
  • US2254200A - Cellulosic sheeting : en
  • US2254568A - Seal : en
  • DE710012C - Ignition device for gas lights and other gas-heated devices : de en
  • USD129305S - Design for a statuette : en
  • US2254636A - Medicinal product : en
  • CA398953A - Lavatory : en fr
  • US2254425A - Crusher : en
  • US2254471A - Protective composition : en
  • US2254654A - Air conditioning apparatus : en
  • USD129322S - Design foa a mouth bsikros : en
  • FR866790A - Pneumatic tire for wheels of motor cars and other vehicles : en fr
  • CA398932A - Ironer cabinet : en fr
  • DK58981C - Procedure for the manufacture of cups, tubes and similar articles of zinc by press spraying of molded articles. : da en
  • DE710063C - Dry enamelling process : de en
  • DK58999C - Pipe stamping machine for the production of concrete pipes. : da en
  • AU40441A - Improvements in or relating to circuit interrupters : en
  • AU113717B2 - Improvements in background illumination control inthe television transmission of pictures : en
  • US2254383A - Heat exchanger : en
  • US2254716A - Fluid pressure motor for grease guns : en
  • GB539247A - Improvements in or relating to diaphragm pumps : en
  • GB539226A - Felted fibrous boards and the like : en
  • GB539351A - Improvements in or relating to hand operable powder spraying devices or appliances : en
  • CA399087A - Moulding process : en fr
  • USD129334S - Design for a coat : en
  • ES147419A1 - A machine to produce force, based on the law of gravity or the law of flotation, or with action of both laws. : en es
  • US2254663A - Suction cleaner : en
  • USD129317S - Design for a brooch or similar article : en
  • US2254443A - Method of treating wells : en
  • US2254551A - Conversion of hydrocarbon oils : en
  • US2254563A - Brake apparatus for oil well pulling equipment : en
  • US2255029A - Keyboard locking device : en
  • AU168040A - Improvements relating to spring weighing apparatus : en
  • US2254832A - Bookholder for cabinets : en
  • US2254449A - Injection syringe and protective sheath : en
  • US2254268A - Valve : en
  • DE710076C - Rectifier system for high voltages : de en
  • FR866797A - Improvements to intercommunication bellows : en fr
  • US2254561A - Framework for metallic vessels : en
  • CA398983A - Copper smelting process : en fr
  • US2254625A - Electromagnetic multiple-disk clutch : en
  • US2254968A - Combined display and match package holder : en
  • US2254973A - Adjustable caster construction : en
  • USD129303S - Good heating radiator : en
  • US2254614A - Electro-optical scanning system : en
  • US2254922A - Double wall discharge device : en
  • AU113719B2 - Improvements in shaving apparatus : en
  • US2254533A - Can opener : en
  • US2254767A - Model airplane : en
  • US2254439A - Internal combustion engine : en
  • USRE21897E - Process of heat treating and torch : en
  • DE710047C - Wick for pocket lighters : de en
  • ES147482A1 - Freewheel sprocket. : en es
  • US2254329A - Replaceable tread tire : en
  • US2254365A - Convertible toothbrush : en
  • US2254652A - Method of preparing higher fatty acid esters of cellulose : en
  • US2254740A - Heat resisting yarn and cord : en
  • FR866782A - Puzzle game forming at the same time a construction game or the like : en fr
  • GB539314A - Improvements in or relating to layers sensitised by means of a diazonium compound and method of preparing such layers : en
  • DE709990C - Metal-free wood connection : de en
  • US2254623A - Rug corner holder : en
  • ES6126U - Poster announcer. (Machine-translation by Google Translate, not legally binding) : en es
  • US2254469A - Nonflammable solvent : en
  • US2254587A - Apparatus for dispensing gas material : en
  • ES6095U - Visor to protect the skin when drying the hair. (Machine-translation by Google Translate, not legally binding) : en es
  • GB539284A - Process and apparatus for purging contact masses : en
  • GB539233A - Improvements in click stop devices suitable for use for spot wave selection in radioreceivers and for like purposes : en
  • DE707418C - Pressed or injected mass core, especially for high frequency technology : de en
  • DE709983C - Process for the production of glycolic acid : de en
  • ES147480A1 - Snap closure system for jewelry. : en es
  • GB539230A - Improvements in or relating to air or gas compressors : en
  • US2254620A - Clip : en
  • US2254217A - Method and means for applying patches to foundation material : en
  • US2254296A - Casehardening salt bath : en
  • US2254315A - Electric sign : en
  • US2254677A - Rotary brush : en
  • US2254396A - Manufacture of wire fabrics : en
  • US2254840A - Electric musical instrument : en
  • US2254997A - Pipe coupling : en
  • USD129270S - Liturgical oephrey or similar article : en
  • ES147463A3 - Procedure for the manufacture of direct printing phonograph records. : en es
  • US2254250A - Apparatus for reforming can bodies : en
  • US2254335A - Motor vehicle : en
  • DE710073C - Process for the production of hydrocarbon oils by pressure hydrogenation : de en
  • GR9628B - SOLID FUEL. : el en
  • US2254428A - Decalcomania : en
  • US2255002A - Rotary electric contact maker : en
  • DE710141C - Internal combustion engine with reciprocating pistons : de en
  • GB539223A - Improvements in or relating to clutches : en
  • US2254814A - Telegraph signal storage apparatus : en
  • GB539245A - Improvements in detachable bits and method of making the same : en
  • GB539282A - Means for operating gas discharge lamps : en
  • ES6101U - New device to hold on different parts of the apparel a hanger hook (Machine-translation by Google Translate, not legally binding) : en es
  • FR866751A - Permanent brake magnet holder : en fr
  • US2254496A - Mechanical projector : en
  • US2254528A - Golf club : en
  • US2254891A - Heat-treating furnace : en
  • FR866794A - Mechanical device for using the displacement of the fluids lost in motive force in addition to that producing this displacement : en fr
  • GB539329A - Improvements in or relating to composite board material : en
  • US2254589A - Pulse delay relay : en
  • US2254806A - Process of producing hydrocarbons from carbon monoxide and hydrogen : en
  • USD129260S - Unitfd statfs patfnt officf : en
  • USRE21892E - Charge forming device : en
  • US2254295A - Mold : en
  • USD129297S - Design for an atomizer : en
  • DE710192C - Welding screen consisting of a shield-like frame : de en
  • GB539250A - A new or improved roof structure : en
  • ES147414A1 - Improvements in the filters. : en es
  • US2254621A - Pneumatic control device : en
  • US2254877A - Method of preparing 2 (p-nicotinyl-aminobenzenesulfonamide) pyridine : en
  • ES147467A1 - Devices to increase the draft of steam boilers, particularly in locomotives. : en es
  • US2254644A - Clinch nut production : en
  • ES6116U - Brooch-fastener for leagues and analogous applications. (Machine-translation by Google Translate, not legally binding) : en es
  • DE710154C - Trigger device for small bore rifles : de en
  • DE710218C - Arrangement for monitoring and increasing the operational safety of unmanned intermediate stations for wireless two-way traffic with shortwave : de en
  • ES147398A1 - Frame antenna for radio communication devices. : en es
  • US2254206A - Microphonic transmitter : en
  • US2254435A - Television broadcast system : en
  • US2254952A - Target apparatus : en
  • DE710185C - Device for irradiating with therapeutically effective rays : de en
  • DK58995C - Injection nozzle for internal combustion engines. : da en
  • US2254933A - Record controlled machine : en
  • US2254739A - Thermionic valve oscillation generator : en
  • GB539283A - Improvements in or relating to telephone or like systems : en
  • US2254733A - Control of two-way telephone systems : en
  • US2254586A - Tool : en
  • DE710070C - Dye printing preparations : de en
  • ES6109U - Wooden container for the export of oranges and other fruits. (Machine-translation by Google Translate, not legally binding) : en es
  • US2254708A - Power transmission : en
  • US2254800A - Casting bobber : en
  • USD129258S - James counter display case : en
  • CA399076A - Sterilization process : en fr
  • ES147392A1 - A procedure for the successive maceration of the brooms or espartos and other plants of textile fibers. : en es
  • GB539326A - Improvements in or relating to the steering of trailers : en
  • ES147431A1 - Improvements in the distance devices of the dividers or separators for drawers and vertical type sorters. : en es
  • CA399075A - Refrigeration : en fr
  • US2254210A - Floor covering : en
  • GB539308A - Improvements in translation devices for phonographs : en
  • FR866799A - Vulcanized rubber regeneration process : en fr
  • DE710026C - Process for the preparation of monoazo dyes : de en
  • DE709980C - Process for the production of a multi-layer tube from metal strips : de en
  • DE710174C - Piezoelectric crystal : de en
  • US2254489A - Camera attachment : en
  • US2254923A - Hay retainer for stackers : en
  • USD129290S - Design fos, a bange findes : en
  • USD129292S - Design for a washing machine agitator : en
  • US2254434A - Stabilizing agent for oxygencontaining per-compounds : en
  • USD129349S - Design fob a coat : en
  • GB539211A - Improvements in gas heated water boilers : en
  • FR866756A - Improvements to complex construction blades for propellers : en fr
  • FR866777A - Improvements to electro-optical telescopes : en fr
  • CA399047A - Offset lithographing press : en fr
  • US2254437A - Built-in folding trailer : en
  • US2254674A - Metalworking : en
  • CA399083A - Organic compound production : en fr
  • CA399051A - Hydrocarbon isomerization : en fr
  • DE710194C - Device for cutting endless synthetic fiber strips by means of needles going up and down : de en
  • US2254685A - Rubber overshoe : en
  • ES6121U - Bag perfected for ladies. (Machine-translation by Google Translate, not legally binding) : en es
  • US2254381A - Reinforced box : en
  • US2254404A - Distillation of ethers containing peroxides : en
  • DE710065C - Respiratory protection filter and device for manufacturing a respiratory protection filter : de en
  • GB539286A - Improvements in and relating to typographical composing machines : en
  • GB539349A - Improvements in or relating to hot water supply boilers : en
  • US2254204A - Television system : en
  • CA13161S - Garment : en
  • DE709993C - Frame for Haecksler : de en
  • CA398939A - Pump jack : en fr
  • DE710193C - Process for the production of rust protection colors : de en
  • DE710147C - Device for freezing food : de en
  • US2254914A - Disconnecting contact : en
  • US2254631A - Gas lift valve : en
  • US2254306A - Apparatus for flame hardening : en
  • US2254438A - Internal combustion engine : en
  • US2254633A - Glass composition and products thereof : en
  • US2254635A - Refrigerating apparatus : en
  • US2254787A - Tractor tire : en
  • US2254984A - Burner control system : en
  • US2254446A - Reinforced plastic staple button : en
  • GB539274A - Improvements in or relating to apparatus for measuring and/or indicating small quantities : en
  • GB539260A - Improved breathing apparatus for protection against poisonous gases : en
  • GB539294A - Means for illuminating kerbs at night : en
  • DE710198C - Spout for the production of bearing shells : de en
  • US2254209A - Valve : en
  • AU317840A - Machine forand method of extracting juice and/or pulp from citrus andother fruits : en
  • DE710180C - Turbine or pump unit, in which the rotating poles of the electrical machine belonging to the unit are carried by the turbine or pump impeller ring : de en
  • US2254351A - Method of making shoes : en
  • CA399052A - Metal recovery from fuels : en fr
  • USD129312S - Design for a brooch or similar article : en
  • US2254617A - Electron discharge device : en
  • US2255026A - Fertilizer manufacture : en
  • USD129298S - Design for a shoe : en
  • DE710127C - Process for the production of absorbent and optionally catalytically active compositions : de en
  • ES147446A1 - A process for working hydrogenation residues under pressure of distillable carbonaceous materials. : en es
  • AU113735B2 - Improvements inthe manufacture of bread orthe like : en
  • CA398978A - Fishing reel : en fr
  • DE710209C - Device for removing deposits on the blades of centrifugal machines, in particular centrifugal pumps and water turbines : de en
  • GB539317A - Improvements in or relating to suspension hooks : en
  • AU405940A - Improvements in or relating to dynamo-electric machines : en
  • CA398973A - Rotary knife plane : en fr
  • DE710031C - Melting channel induction furnace : de en
  • US2254574A - Animal restrainer : en
  • US2254616A - Manufacture of grids for use in electron discharge devices : en
  • US2254679A - Lighting fixture : en
  • US2254532A - Conversion dolly for semitrailers : en
  • US2254711A - Insole : en
  • US2254932A - Statistical machine : en
  • US2254310A - Securing moldings : en
  • US2254481A - Furnace : en
  • US2254289A - Sheet metal working machine : en
  • US2254491A - Motor vehicle : en
  • US2254847A - Backboard for supporting articles : en
  • CA398931A - No-draft ventilator screen : en fr
  • CA399034A - Pervious resilient material : en fr
  • AU113723B2 - Manufacture of aminobenzenesulphamide derivatives : en
  • GB539235A - Improvements in or relating to the manufacture of esters : en
  • US2254791A - Side bearing : en
  • US2254975A - Material for pen tips : en
  • US2254998A - Servo brake mechanism for vehicles : en
  • AU312540A - Means for charging container closures witha sealing compound : en
  • CA398989A - Aircraft propeller : en fr
  • CA399010A - Sheet metal container : en fr
  • US2254782A - Apparatus for testing water and other liquids : en
  • CA399036A - Panel manufacture : en fr
  • DE710145C - Planetary gear for high gear ratios : de en
  • GB539197A - Improvements in or relating to grippers for holding package binder straps : en
  • CA398984A - Temperature indicator : en fr
  • US2254906A - Candle perfumer : en
  • FR866791A - Printing ink having a regenerative action with respect to anti-ink surfaces based on amalgam, and its manufacturing process : en fr
  • DE709975C - Device for the segregation of dust-like mixtures : de en
  • USD129255S - Doll head or similar article : en
  • DE710034C - Spring clips for fastening pipes, electrical cables, etc. like on walls : de en
  • ES147401A1 - An electrostatic separator for minerals and other materials. : en es
  • ES147423A1 - Improvements in rubber dispersions in alcohol. : en es
  • GB539249A - Looper mechanism for sewing machines : en
  • US2254731A - Bowling ball : en
  • ES144216A1 - Clinkerized binder in the manner of Portland cement and method for its preparation. : en es
  • US2254641A - Earth-boring apparatus and motor therefor : en
  • US2255033A - Grab : en
  • GB539227A - Hydraulic shock absorber : en
  • ES147476A1 - Automatic loading gun with tensioned trigger. : en es
  • DE710160C - Control device for tilting conveyor forks of a height conveyor for hay, straw and the like. like : de en
  • GR9627B - COFFEE SUBSTITUTE. : el en
  • GR9631B - ELASTIC TRESS. : el en
  • USD129285S - William frank by : en
  • DE710116C - Device for keeping the speed of DC motors constant : de en
  • CA399073A - Furnace stack : en fr
  • DE710162C - Metal sheet for flat printing : de en
  • DE710188C - Electrode-heated steam boiler with automatic power regulation : de en
  • US2254593A - Refrigerating apparatus : en
  • FR866767A - Improvements to pyrotechnic igniters : en fr
  • GB539203A - Improvements in or relating to drives of the two electric motor type for printing presses and other machines : en
  • DE710170C - Process for the production of formic acid : de en
  • DE710179C - Self-switch, especially tariff guard : de en
  • DE710215C - Slip coupling gear for the drive of reciprocating conveyors, especially in filling devices of shaft conveyor systems : de en
  • US2254470A - Locomotive door construction : en
  • US2254518A - Lamp assembly : en
  • US2254312A - Machine tool : en
  • US2254560A - High voltage switch : en
  • DE710132C - Process for the production of water-soluble condensation products : de en
  • US2254721A - Power-supply system : en
  • CA398995A - Foundry mould : en fr
  • US2254607A - Railroad safety device : en
  • US2255008A - Bracelet : en
  • ES147481A1 - A device for the hydraulic movement of the fins of the propellers. : en es
  • ES147468A1 - Dipositive to disaggregate fibrous material. : en es
  • US2254845A - Mount for quartz lamps : en
  • DE710176C - Process for the production of dimensionally stable dielectric bands : de en
  • DE710196C - Method and device for measuring the speed of running individual threads, in particular freshly spun artificial silk threads : de en
  • US2254646A - Display rack : en
  • DE709994C - Pump set for injecting fuel : de en
  • US2254203A - Method and apparatus for the production of sheets and films : en
  • US2255032A - Solidified peanut butter : en
  • US2254359A - Fuel tank mounting for tractors : en
  • DE710054C - Device for signaling between vehicles in overtaking traffic : de en
  • GB539186A - Improvements in or relating to mineral oil compositions and processes of preparing the same : en
  • DE710182C - Toggle switch : de en
  • ES147464A1 - Apparatus designed to gasify toxic products and apply them in the sterilization of cereals, fruits, legumes and other agricultural products. : en es
  • GB539320A - Improvements in or relating to electric motor controllers : en
  • US2254202A - Aluminum alloy : en
  • GB539303A - Improvements in variable pitch propellers : en
  • DE710101C - Adjustment device for instruments for eye observation, especially slit lamps : de en
  • ES6129U - Bra without shoulder pads for lady. (Machine-translation by Google Translate, not legally binding) : en es
  • FR866752A - Thermal reminder device for temperature controller : en fr
  • US2254536A - Timing device : en
  • US2254902A - Braking system controlled by steering mechanism : en
  • USD129256S - Doll head or similar article : en
  • ES6094U - Reinforced concrete rod. (Machine-translation by Google Translate, not legally binding) : en es
  • ES6120U - Piece-link for radiator splicing. (Machine-translation by Google Translate, not legally binding) : en es
  • GB539348A - A new or improved device for use in the game of bowls : en
  • GB539190A - Method of colour photography and materials therefor : en
  • GB539253A - Improvements in or relating to transmission mechanism for motor vehicles : en
  • GB539278A - Improvements in driving mechanism for rotary members : en
  • US2254878A - Photographic printer : en
  • GB539268A - Improvements in or relating to electric circuit controllers : en
  • CA399096A - Laminated elastic fabric : en fr
  • US2254346A - Heel-fitting machine : en
  • US2254720A - Insulated electrical contact : en
  • US2254784A - Grinding wheel feeding mechanism : en
  • US2254945A - Gas discharge lamp and method of making : en
  • DE710030C - Disinfectants : de en
  • US2254297A - Papermaking machine : en
  • US2254429A - Method of producing selenium coated electrodes : en
  • CA399078A - Rodenticide : en fr
  • US2254222A - Fluorescent lamp socket : en
  • AU113715B2 - Improvements in vacuum diffusion pumps : en
  • US2254336A - Container manufacture : en
  • DE710039C - Gas mask made of elastic material : de en
  • US2254283A - Process for preparing urethanes : en
  • ES147493A1 - Procedure for the construction of reinforced concrete roofs. : en es
  • US2254411A - Reverse power relay : en
  • USD129342S - Design for a dress or similar article : en
  • CA398944A - Wringer roll : en fr
  • CA398969A - Clothes wringer : en fr
  • US2254390A - Temperature conditioning of sugar bearing material : en
  • FR866775A - Refinements to combine harvesters : en fr
  • GB539296A - Process for the production of a vegetable glucoside and the product thereof : en
  • GB539346A - Improvements relating to sand blasting machines : en
  • US2254257A - Flashlight attachment : en
  • ES147427A1 - A procedure for the extraction of a shortcut of green hemp fibers, especially green seed hemp. : en es
  • DE710137C - Highly sensitive relay device : de en
  • DE710023C - Control for drive machines of drive sets consisting of synchronous generators and synchronous motors : de en
  • ES147407A1 - Improvements in the synthesis of hydrocarbons by conversion of carbon oxide with hydrogen. : en es
  • GB539210A - Sand and cement blocks for floors and roofs : en
  • ES6119U - Lighter for acetylene gas. (Machine-translation by Google Translate, not legally binding) : en es
  • US2255016A - Process for treating iron and steel : en
  • US2254266A - Hair curler : en
  • US2254950A - Brake shoe : en
  • US2254350A - Adhesive applying machine : en
  • AU276540A - Improvements in and relating to flushing apparatus : en
  • CA398928A - Rock salt processing : en fr
  • US2254385A - Quick take-up mechanism : en
  • US2254634A - Carburetor : en
  • US2254419A - Safety lock for automobile doors : en
  • US2254626A - Television synchronizing signal impulse generator : en
  • CA399003A - Electron discharge device : en fr
  • DE710153C - Door closer with closing spring and pressure piston brake : de en
  • AU368540A - Improvements in shaving apparatus : en
  • US2254798A - Film holding clip : en
  • US2254340A - Valve : en
  • US2254818A - Ski construction : en
  • US2254822A - Front wheel suspension for motor vehicles : en
  • US2254367A - Shoemaking : en
  • US2254408A - Sanitary pump closure : en
  • US2254541A - Sheet glass trimming device : en
  • DE710142C - Control for multi-cylinder internal combustion engines controlled by pressure medium : de en
  • US2254517A - Extractor press : en
  • US2254858A - Clockwork apparatus and new portable gas or vapor watch : en
  • DE710119C - Device for imaging distant objects on the photocathode of image converters for infrared rays with concave mirror and electron optics : de en
  • AU94041A - Improvements in or relating to glow relays : en
  • CA398986A - Animal trap : en fr
  • CA398993A - Foundry mould : en fr
  • CA399004A - Alcoholic and ketonic titanium pigment suspension : en fr
  • CA399082A - Automobile rear light : en fr
  • DE710167C - Process for processing stillage : de en
  • ES147473A1 - A modulation procedure for broadcasting stations. : en es
  • US2254986A - Target : en
  • DE710088C - Directional antenna with a single radiator that absorbs the vertically polarized waves : de en
  • AU113713B2 - Improvements in or relating to methods of or machines for operating on soles for boots or shoes : en
  • USD129282S - Design for a border : en
  • DE710110C - Roller frame drive : de en
  • CA398933A - Rail joint bar : en fr
  • CA398964A - Universal shell : en fr
  • US2254931A - Control record for accounting machines : en
  • FR866774A - Waterproof clothing : en fr
  • US2254900A - Door seal for furnaces with protective atmosphere : en
  • US2254494A - Spark plug : en
  • CA399014A - Electrical prospecting apparatus : en fr
  • CA399081A - Tire alarm : en fr
  • DE710169C - Molded detergents and cleaners : de en
  • AU113742B2 - Improvements in or relating tothe production of phosphate coatings on ferrous materials : en
  • DE709991C - Process for the production of stable chlorinated rubber : de en
  • DE710111C - Lockable door handle : de en
  • DE709981C - Method and device for carbonizing fuels : de en
  • CA399018A - Polyazo dyestuff : en fr
  • ES147445A1 - Conductive helical guides for the rational stretching and unraveling of all kinds of textile fibers. : en es
  • GB539244A - Improvements in sparking-plugs : en
  • CA399000A - Natural colour picture preparation : en fr
  • CA399033A - Ironing board padding : en fr
  • US2254232A - Doll eye and method of making same : en
  • US2254745A - Recovery of phenols : en
  • USD129351S - Design for a dress : en
  • CA399045A - Radio tuning mechanism : en fr
  • ES147396A1 - Mechanism to record the measurement results. : en es
  • DE710074C - Resistance braking circuit with self-excitation and external excitation as well as compounding through a resistor through which the armature current flows and which is also located in the excitation circuit, especially for electrically powered vehicles : de en
  • US2255007A - Shift container vending mechanism : en
  • GB539269A - Improvements in filters : en
  • US2254228A - Shoemaking : en
  • GB539201A - Improvements in apparatus for degreasing : en
  • GB539279A - Improvements in or relating to the production of organic esters of cellulose : en
  • GB539209A - Improvements in shunt a.c. commutator motors : en
  • DE710140C - Piston-controlled two-stroke internal combustion engine : de en
  • CA398930A - Earth scraper : en fr
  • IE17373L - Unsaturated aldehydes : en
  • US2254235A - Brush : en
  • US2254240A - Machine for finishing gears : en
  • ES147400A2 - IMPROVEMENTS INTRODUCED IN PATENT NUMBER 146849 : en es
  • DE709979C - Device for producing a cylinder bent from a rectangular sheet metal : de en
  • US2254378A - Telephone system : en
  • FR866792A - Molding method and device : en fr
  • USD129306S - Design for a stattjette : en
  • US2254940A - Rust prevention : en
  • USD129338S - Design fok a textile fabric : en
  • US2254278A - Mechanical amplifier : en
  • USD129288S - Design for. a hand reflector signal : en
  • DE710083C - Writing, writing arithmetic or similar machine with noise-damped type imprint : de en
  • US2254916A - Direction indicator : en
  • US2254521A - Solder feeder for soldering irons : en
  • US2254712A - Composite rubber-textile thread, yarn, fabric, and method of production : en
  • US2254897A - Motor control system : en
  • US2254515A - Washing machine : en
  • US2254246A - Apparatus for cementing wells : en
  • CA398929A - Compressor apparatus : en fr
  • CA399085A - Plywood treating and using method : en fr
  • FR866763A - New metal for the manufacture of homogeneous steel armor and more particularly of so-called austenitic armor : en fr
  • DE710184C - Process for operating spark gaps for converting high-voltage currents : de en
  • GB539189A - Improvements in or connected with building construction : en
  • GB539267A - Apparatus for the continuous production of ply-wood : en
  • US2254728A - Intertray shifting for visible index systems : en
  • GB539237A - Improvements in or relating to distress buoys and the like : en
  • AU353040A - Standpipe connection for pumps : en
  • GB539221A - Improvements in or relating to apparatus for feeding rod-shaped articles : en
  • GB539243A - Improvements in or relating to surgical elastic bandages : en
  • US2254873A - Fastening device : en
  • DE710055C - Carrier frequency cable : de en
  • GB539344A - Improvements in handles : en
  • DE710059C - Device for hoists connected to three-phase networks : de en
  • US2254208A - Dispensing apparatus : en
  • US2255024A - Brake element : en
  • USD129318S - Design for a brooch or similar article : en
  • FR866758A - Shutter for various uses : en fr
  • CA398947A - Line casting machine device : en fr
  • FR866773A - Protective glass : en fr
  • US2254238A - Method of producing reverse twist barbwire : en
  • US2254803A - Duplex facsimile : en
  • US2255028A - Washing machine : en
  • US2254405A - Stemming dummy for shooting coal : en
  • US2254722A - Discharge device : en
  • ES147459A1 - Cooling system for internal combustion engines. : en es
  • CA399042A - Television system : en fr
  • DE710051C - Device for holding back the slag when tapping Siemens Martinoefen : de en
  • CA398956A - Amusement device : en fr
  • DE710038C - Jet pipe for carbon dioxide snow blowers : de en
  • DE710143C - Ready-to-install slip ring seal : de en
  • US2254248A - Stove : en
  • CA399026A - Adjustable inductance device : en fr
  • AU76940A - Improvements in or relating to methods of or machines for operating on soles for boots or shoes : en
  • CA398972A - Vehicle stopping distance gauge : en fr
  • CA398976A - Handbag, pocketbook or purse : en fr
  • CA399041A - Metal packing ring for pipes : en fr
  • DE710075C - Method for measuring electrical resistances, of which only one pole can be reached directly, in particular earth contact resistances : de en
  • US2254314A - Apparatus for welding thin silicon steel and the like : en
  • ES147498A2 - IMPROVEMENTS MADE IN THE MAIN PATENT NUMBER 147047 : en es
  • ES6118U - Strainer to pass pureed legumes and other foods. (Machine-translation by Google Translate, not legally binding) : en es
  • ES147448A1 - A procedure to lift and curl the hair of the carded tissues and with hair in general. : en es
  • GB539313A - Improvements in and relating to electric heating elements : en
  • CA399064A - Offset rotor vane pump : en fr
  • US2254302A - Coupler shank and yoke connection : en
  • US2254824A - Washing machine : en
  • US2254839A - Phonographic apparatus : en
  • US2254929A - Garment : en
  • DE710097C - Method for producing a shoe insert designed as a flat foot support : de en
  • US2254605A - Spindle mounting for carriers : en
  • US2254978A - Service insulator : en
  • US2254820A - Blind : en
  • CA398985A - Animal trap : en fr
  • US2254545A - Match book : en
  • CA399066A - Hat : en fr
  • US2254804A - Conveyer for classifiers : en
  • CA398960A - Ironing board : en fr
  • CA399011A - Centrifugal separator : en fr
  • DE710061C - Self-closing mixing valve for shower baths u. like : de en
  • DE710151C - Hinge for doors that seal by resting on the door frame : de en
  • US2254244A - Method of making stockings : en
  • US2254529A - Monolithic concrete form : en
  • US2254680A - Wind direction indicator : en
  • US2254566A - Flexible coupling : en
  • US2254622A - Method for forming tires with ribs of different compositions : en
  • USD129254S - Design for a game boaed : en
  • AU275640A - Improvements inthe manufacture of gun and rifle stocks andthe like : en
  • CA398982A - Bismuth recovery : en fr
  • US2254848A - Hydraulic system : en
  • DE710195C - Device for cutting endless synthetic fibers : de en
  • US2254292A - Scoop attachment for tractors : en
  • US2254783A - Insulator : en
  • US2254865A - Ink for glass : en
  • CA399017A - Dynamic wheel balancing device : en fr
  • US2255019A - Method of making index strips : en
  • US2254890A - Braking system : en
  • US2254401A - Feeding mechanism for seal-stamping machines : en
  • US2254738A - Cutting tool : en
  • US2254575A - Viscosity control device : en
  • US2254259A - Gauging device : en
  • DE709976C - Device for moving, edging and introducing the rolling stock on rolling lines : de en
  • AU113734B2 - Improved belt operated cutout means for power units and machines : en
  • CA399100A - Gas turbine apparatus : en fr
  • DE710077C - Electron tube circuit : de en
  • US2254224A - Method of lasting footwear : en
  • CA399028A - Soap product : en fr
  • US2254658A - Refrigeration : en
  • CA398996A - Concealed hose dispensing apparatus : en fr
  • CA398970A - Mop holder : en fr
  • US2254883A - Protective pad : en
  • US2254660A - Treatment of ferriferous ores : en
  • US2254463A - Means for constructing and reconstructing road surfaces : en
  • US2254942A - Remote control of drum controllers : en
  • US2254816A - Hair curler : en
  • GB539188A - Improvements in or relating to filters for filtering air or gases : en
  • US2254592A - Belt clutch : en
  • GB539239A - Improvements in or relating to the manufacture of artificial dentures : en
  • GB539238A - Improvements in or relating to electro-magnetic switches : en
  • US2254734A - Phase changing electrical circuit arrangement : en
  • US2254744A - Tamping machine or apparatus : en
  • GB539333A - Improvements in or relating to the lubrication of textile materials : en
  • USD129268S - Lituroical orphrey or similar article : en
  • USD129343S - Design for a dress or similar article : en
  • USRE21891E - Broad tape ticker projecting : en
  • US2254342A - Receiver selection system : en
  • USD129325S - Design for a stoee front : en
  • DE710044C - Cup wheel : de en
  • GB539193A - Improvements in or relating to process of low temperature carbonization of coal : en
  • ES6132U - A plate applicable to presses for the extraction of liquids (Machine-translation by Google Translate, not legally binding) : en es
  • US2254882A - Welding system : en
  • DE710112C - Stone drilling tool : de en
  • FR866761A - Lightweight shoe and how it is made : en fr
  • US2254413A - Cutting device : en
  • US2254461A - Roller leveler : en
  • US2254742A - Excavator : en
  • US2254281A - Tapping fixture : en
  • DE709907C - Two-pipe toggle switch for generating time-proportional voltages or currents in an automatically tipping resistor feedback circuit : de en
  • AU314540A - Improvements in vacuum diffusion pumps : en
  • DE710028C - Carrier for remedies and flavorings : de en
  • ES6105U - Handles metal formed from a single piece of wire (Machine-translation by Google Translate, not legally binding) : en es
  • FR866795A - Improvements to optical telephony devices : en fr
  • ES6128U - Device applicable to fire extinguishers mounted on trolleys. (Machine-translation by Google Translate, not legally binding) : en es
  • DE709999C - Photocopier, with which reflex or transillumination copies can be made with the copy material in the same position and with different lighting : de en
  • CA398994A - Foundry mould : en fr
  • DE710007C - Photocell with an opaque photocathode, a secondary emission cathode and two collecting electrodes : de en
  • GB539251A - Improvements in or relating to step ladders and ladders : en
  • GB539321A - Improvements in or relating to position indicating systems : en
  • GB539307A - Improved means for moulding cavities of regular section in pre-cast concrete or other material : en
  • US2254299A - Tabulating machine or the like : en
  • GB539224A - Improvements in or relating to the remote control of moving objects by means of radiant energy : en
  • DE709987C - Method and device for removing surface cracks on semi-finished products : de en
  • DE695514C - Suspension and fastening device for roller curtains and draw curtains arranged one below the other : de en
  • DK58994C - Threshing plant with straw baler. : da en
  • ES147440A1 - Improvements in drawers and vertical type sorters. : en es
  • DE709985C - Brush holders for electrical machines : de en
  • US2254403A - Amplifier : en
  • US2254520A - Turbine governor : en
  • USD129308S - Design for a pin clip : en
  • US2254386A - Means for treating sugar bearing materials : en
  • USD129323S - Handle for mirror qr similar article : en
  • US2254944A - Cylinder head : en
  • USD129353S - Design fok a dress : en
  • US2254779A - Pull-feed mechanism for sewing machines : en
  • DE709971C - Channel profile in the form of a covering iron : de en
  • GB539310A - Improvements relating to packages for tablets, pills or other small articles : en
  • US2254412A - Sound recording device : en
  • CA399038A - Mud screen : en fr
  • US2254879A - Hydraulic fire foam lift : en
  • GB539328A - Improvements in grit-sealed lubricated pin joint of continuous track vehicles : en
  • FR866789A - Filter-decanter for supplying fuel or air or lubricant to internal combustion engines, and other applications : en fr
  • GB539265A - Improvements in water drainage systems for buildings : en
  • ES147432A1 - A fuze for free fall pump. : en es
  • US2254792A - Vessel welding method and apparatus : en
  • US2254972A - Universal joint : en
  • US2254345A - Seed and grain separator and cleaner : en
  • US2254444A - Mowing apparatus : en
  • AU113738B2 - Improvements relating to dumptrucks : en
  • CA398948A - Fishing plug : en fr
  • ES147462A2 - IMPROVEMENTS MADE IN THE MAIN PATENT NUMBER 146137 : en es
  • US2254526A - Tire tread shaping and truing machine : en
  • US2255013A - Amusement apparatus : en
  • DE710118C - Hollow anode tube with magnetic shield : de en
  • ES6110U - Container box, especially for pharmaceutical products. (Machine-translation by Google Translate, not legally binding) : en es
  • GB539327A - Artificial filaments, threads, yarns, and the like : en
  • DE710117C - Arrangement with a gas-filled Braun tube, especially for television purposes, in which the ion cross is removed from the image field by auxiliary potentials on deflection plates : de en
  • US2254308A - Water valve : en
  • FR866783A - Improvements in the manufacture of small electric accumulators, in particular for pocket lamps : en fr
  • DE710139C - Device for vulcanizing rubber footwear : de en
  • US2254391A - Coating apparatus : en
  • USD129262S - Design for a target game device : en
  • GB539264A - Improvements in or relating to hydraulic pumping apparatus and duplex hydraulic pumps : en
  • DE710098C - Method and device for converting the structure of chilled cast iron rolls : de en
  • GB539312A - Improvements in means for preventing or removing ice formation on or from aircraft propeller blades : en
  • ES147461A2 - IMPROVEMENTS MADE IN THE MAIN PATENT NUMBER 156032 : en es
  • US2254328A - Material for and method of heat treating : en
  • US2254343A - Windshield cleaner : en
  • US2254402A - Strainer : en
  • DE710099C - Three-phase control for twin-motor gripper winches : de en
  • US2254928A - Alternating-current motor starting system : en
  • DE710004C - Automatic lubrication device for similar lubrication points passing on a straight stretch : de en
  • US2254619A - Simulated amusement thermometer : en
  • US2254684A - Stadium chair : en
  • US2254808A - Lamp housing : en
  • US2255014A - Producing stockings in a single operation : en
  • USD129287S - Combined brooch and locket or similar article : en
  • DE710064C - Device for classifying granular material : de en
  • FR866778A - Automatic heating regulation : en fr
  • USD129316S - Design for a brooch or similar article : en
  • US2254681A - Socket wrench : en
  • DE710016C - Switching arrangement for monitoring the locking of signal levers : de en
  • GB539259A - Improvements in or relating to typographical composing machines : en
  • US2254969A - Combined cutter and scraper : en
  • AU113806B2 - Improvements in or relating to circuit interrupters : en
  • CA399001A - Friction clutch : en fr
  • CA398955A - Colonic irrigator : en fr
  • DE710041C - Device for testing the breathing resistance of respiratory protection filters : de en
  • US2254418A - Reinforced plastic button : en
  • US2254615A - Production of saturated carbonylic compounds : en
  • US2254647A - Vehicle window shade : en
  • US2254762A - Wire wrapping method : en
  • US2254398A - Signaling circuits : en
  • US2254271A - Corn popping apparatus : en
  • DE710043C - Roof-shaped trained space rider : de en
  • DE710130C - Process for the preparation of esters of 2-oxybutadiene-1,3 : de en
  • US2255009A - Ratchet diestock : en
  • GB539266A - Improvements in methods of photographic copying of colour pictures and photographic materials therefor : en
  • US2254514A - Railway truck brake gear : en
  • USD129341S - Design for a slip : en
  • DE710113C - Process for the production of letterpress and planographic printing forms from light metals : de en
  • GB539258A - Improvements relating to packing cases or boxes for bottles and like articles : en
  • US2254543A - Wardrobe tray : en
  • DE709982C - Process for the production of glycerol esters : de en
  • US2254327A - Coin control : en
  • US2254522A - Conversion of hydrocarbons : en
  • US2254671A - Bottle buffing machine : en
  • USD129332S - Design for a gas mask : en
  • DE710212C - Arrangement for the electrical remote transmission of angular values to be corrected : de en
  • DE710087C - Reflector arrangement for receiving ultra-short waves from all horizontal directions, especially on vehicles : de en
  • ES147389A1 - A method to concentrate ores and other minerals by the process of submersion and flotation. : en es
  • US2254579A - Clip to keep in engagement the ends of shoestrings or other fasteners : en
  • US2254321A - Cement : en
  • DE710165C - Cone crusher : de en
  • DE710216C - Process for the saccharification of chopped wood and the like like : de en
  • US2254394A - Cutoff applying means : en
  • US2254424A - Steam power plant : en
  • USD129326S - Design for a watch bracelet : en
  • US2254431A - Medicine cabinet : en
  • US2254500A - Humidifying device : en
  • US2254802A - Trophy cup : en
  • DE710085C - Device to eliminate the cracking noises caused by atmospheric and similar disturbances in receivers : de en
  • CA399021A - Freezing tray : en fr
  • USD129259S - Design foe a gasoline gauge : en
  • DE710027C - Process for scrubbing hydrogen sulfide from gases : de en
  • ES147456A3 - Device for sewing papers with metal staples. : en es
  • AU392940A - Improved apparatus for cutting and distributing lengths of cane for planting : en
  • US2254353A - Shoe and shoe heel : en
  • US2254695A - Valve mechanism for rock drills : en
  • US2254759A - Method of cutting and baking rolls : en
  • US2254810A - Display device : en
  • US2254267A - Method of preserving latex and product : en
  • US2254705A - Venetian blind : en
  • AU113749B2 - Improvements in wireless receiving systems : en
  • US2254709A - Control device : en
  • US2254777A - Process of producing artificial staple fibers resembling wool : en
  • AU439540A - Improvements relating to dumptrucks : en
  • US2254527A - Hair curler : en
  • US2254697A - Antenna system : en
  • US2254531A - Coating apparatus : en
  • US2254384A - Apparatus for feeding and opening bags and containers : en
  • US2254701A - Heat treating apparatus : en
  • USD129276S - Design for a shoe : en
  • CA399069A - Valve mechanism for unloading compressors : en fr
  • US2254453A - Container : en
  • AU113737B2 - Improved apparatus for cutting and distributing lengths of cane for planting : en
  • US2254960A - Temperature regulator : en
  • GB539207A - Improvements in separable fasteners : en
  • CA398974A - Pencil eraser holder : en fr
  • CA399019A - Wrapping machine : en fr
  • AU312840A - Improvements infrequency responsive control systems : en
  • CA398937A - Catamenial pad : en fr
  • CA399056A - Fluid operated mechanism : en fr
  • US2254841A - Vending machine : en
  • CA398959A - Wall hydrant : en fr
  • ES147500A1 - A regulation system for a pneumatic transmission comprising several motor-compressor units. : en es
  • US2254366A - Variable impedance : en
  • US2254513A - Railway truck structure : en
  • US2254993A - Necktie : en
  • US2254612A - Rubber bonded abrasive article and mix : en
  • USD129324S - Ceramic element for gas heating stoves and the like : en
  • CA399035A - Coin bank : en fr
  • US2254280A - Electrical distribution system : en
  • US2254855A - High frequency amplifier : en
  • US2254989A - Safety brake for winches : en
  • FR866759A - New process and device for applying makeup to the lips : en fr
  • DE710106C - Electromagnetic multi-disc clutch : de en
  • US2254472A - Combination control and quench valve : en
  • US2254323A - Sintering machine : en
  • US2254908A - Railway signaling system : en
  • US2254966A - Combined clothing button and signal device : en
  • DE710081C - Device for generating a fuel gas mixture for internal combustion engines consisting of a liquid or a gas fuel and air : de en
  • DE710208C - Oxygen breathing apparatus : de en
  • GB539202A - Combined key and flashlight : en
  • ES147485A2 - AN AXIAL STEAM TURBINE OF ACTION OR REACTION, WITH MOBILE DISTRIBUTOR : en es
  • ES147449A1 - A distribution by valves for reversible steam machines, with rotating distributor cams. : en es
  • ES147454A1 - Improvements in the cooling installations of periodic absorption. : en es
  • GB539275A - Improvements relating to loose leaf ledgers and metal boxes : en
  • GB539200A - Improvements in or relating to means for tensioning or stretching artificial filaments or threads during or after production : en
  • ES147457A1 - Improvements in the devices for sewing papers with metal staples. : en es
  • US2254927A - Supercharger : en
  • US2254946A - Thermal timer for automatic toasters : en
  • US2254596A - Tube splicing machine : en
  • US2254241A - Treatment of milk waste : en
  • ES147395A1 - Spark plug improvements. : en es
  • CA398950A - Tire patch cutting machine : en fr
  • CA398991A - Lubricating installation : en fr
  • CA398935A - Helicopter : en fr
  • US2254936A - Fluid container and package : en
  • US2254484A - Temperature responsive control : en
  • USD129261S - Design for a jodhpur : en
  • CA399031A - Belt conveyer and idler : en fr
  • CA399099A - Cereal food production : en fr
  • CA398926A - Printing plate : en fr
  • DE710102C - Self seller for electricity : de en
  • US2254537A - Photographic objective : en
  • US2254886A - Control system : en
  • USD129348S - Design for a dress : en
  • DE710035C - Relieved pipe expansion compensator : de en
  • US2254215A - Raceway-and-hopper assemblage : en
  • CA399068A - Yarn tension device : en fr
  • US2254751A - Head for fire hoses and the like : en
  • US2254627A - Clip for hair waving apparatus : en
  • US2254628A - Precombustion l-head for diesel engines : en
  • USD129272S - Design for a shoe : en
  • US2254757A - Process of making torch tips : en
  • GB539330A - Improvements in or relating to composite board material : en
  • AU61341A - Improvements in or relating tothe production of phosphate coatings on ferrous materials : en
  • DE710103C - Thrust bearings : de en
  • DE710219C - Device for sucking off the furnace gases in shaft-shaped roast, kilns and drying ovens : de en
  • GB539261A - Improvements in and relating to roof structures : en
  • US2254214A - Safety circuit for cathode ray tubes : en
  • CA399102A - Cafeine-containing chocolate : en fr
  • US2254983A - Burner control system : en
  • US2254363A - Suction nozzle : en
  • AU113748B2 - Improvements in or relating to scrapers : en
  • AU113702B2 - Improvements in electric telegraphy : en
  • US2254710A - Liquid flow time delay switch : en
  • US2254748A - Production of hydrocarbons from carbon monoxide and hydrogen : en
  • US2254675A - Cultivator distributor attachment : en
  • US2254763A - Measuring and cutting device : en
  • US2254920A - Electrical instrument : en
  • US2255017A - Thread advancing reel : en
  • US2254199A - Cutting implement : en
  • CA399098A - Heat exchange apparatus : en fr
  • US2254656A - Pressure indicator : en
  • US2254358A - Tractor : en
  • US2254976A - Manufacture and production of fine metal and alloy powders : en
  • US2254866A - Piezoelectric crystal element : en
  • US2254599A - Clock casing : en
  • ES6100U - Card holder : en es
  • DE710207C - Film treatment spiral for punched films : de en
  • ES147409A1 - A procedure for the extraction of long spun fibers, from green hemp stems. : en es
  • US2254337A - Halogenated lubricant : en
  • US2254552A - Electric motor vehicle : en
  • US2254253A - Automatic pressure operated valve : en
  • US2254974A - Tire regrooving tool : en
  • DE710175C - Accumulator with double cell lids : de en
  • ES147410A1 - A mechanical operating device, to indicate the month, the day of the week, the day of the week and the date in connection with the time. : en es
  • US2254243A - Phase selector : en
  • US2254456A - Ophthalmic mounting : en
  • US2254752A - Well head assembly : en
  • DE700545C - Traveling grate for suction roasting and sintering or similar systems : de en
  • DE710150C - Dispensing device for optionally serving several beverages : de en
  • CY61A - Improvements relating to the separation and recovery of short fibrous asbestos from granular asbestos-bearing rock : en
  • DE710071C - Self-sealing coke oven door : de en
  • ES6092U - Clothespin. (Machine-translation by Google Translate, not legally binding) : en es
  • US2254938A - Rotary compressor : en
  • US2255031A - Method of working an endless rubber band into the welts of hosiery : en
  • US2254595A - Apparatus for orientating fruits having a long axis : en
  • US2254643A - Service signaling system : en
  • US2254422A - Electron multiplier : en
  • DE710168C - Equipment for the production of curved, profiled sheet metal bodies : de en
  • DE710060C - One-way clutch : de en
  • US2254304A - Aileron and flap : en
  • US2254507A - Basketball goal : en
  • USD129269S - Liturgical orfhrey or similar article : en
  • US2254760A - Computing and printing machine : en
  • US2254640A - Safety steering wheel : en
  • US2254511A - Photographic objective : en
  • US2254255A - Material unwinding, guiding, and tensioning structure : en
  • US2254325A - Motor vehicle : en
  • US2254965A - Process for the dyeing of fibrous materials : en
  • USD129310S - Design for a pin clip : en
  • US2255034A - Method of testing flour as to color and ash content : en
  • AU113751B2 - Improvements in and relating to the production of pastes form polymerised vinyl chloride : en
  • AU113722B2 - Improvements in or relating to dynamo-electric machines : en
  • US2254535A - Filling feeler : en
  • US2254862A - Shaft seal for centrifugal machines : en
  • US2254457A - Vehicle : en
  • US2254432A - Magnetic pump : en
  • US2254825A - Trap setting tool : en
  • US2254698A - Magnetic system : en
  • GR9626B - METHOD OF PRODUCTION OF CARBOHYDRATES OF INSUFFICIENT QUALITY OF CARBOHYDRATES OR LIGNITE. : el en
  • US2254309A - Welding transformer : en
  • US2254673A - Lightning arrester : en
  • US2254951A - Lint condenser : en
  • US2254755A - Bracelet construction : en
  • AU362640A - Improvements inthe manufacture of bread orthe like : en
  • CA398945A - Vehicle spring suspension and drive : en fr
  • US2254926A - Device for supporting tires in vulcanizers : en
  • CA399060A - Coffee character determining method : en fr
  • CA399022A - Combustion turbine operation : en fr
  • CA399039A - Combine cylinder beater bar : en fr
  • US2254856A - Laminated insulation material : en
  • CA398975A - Container stoppering device : en fr
  • CA399091A - Electrical and mechanical coupling : en fr
  • AU113710B2 - An improved hair waving pad : en
  • DE710135C - Sliding armature motor with adjustable brake disc and adjustable brake spring : de en
  • ES145258A3 - A process for the manufacture of waterproofed fabrics and tapes for dielectric insulation and other uses. : en es
  • DE710201C - Process for coloring rubber hydrochloride : de en
  • US2254503A - Method of making lubricating apparatus : en
  • US2254662A - Oil gauge rod : en
  • USD129355S - Riesenberg dress ensemble : en
  • AU116138B2 - Improvements in temperature-responsive devices : en
  • ES145257A3 - A process for varnishing tapes, piece fabrics, and paper for dielectric coatings and other uses. : en es
  • GB539305A - Apparatus for analysing diets : en
  • AU113721B2 - Improvements in or relating to dynamo-electric machines : en
  • US2254996A - Method and apparatus for making and processing soap : en
  • GB539300A - Improvements in and relating to conveyer systems for unloading loose material from ships : en
  • AU26941A - Improved process forthe manufacture of organosilicon polymers and products produced thereby : en
  • CA399057A - Valve : en fr
  • CA399070A - Machine tool : en fr
  • AU75640A - Improvements in wireless receiving systems : en
  • US2254707A - Control of electric switches : en
  • US2254239A - Hair curler : en
  • US2254610A - Magnetic compass : en
  • US2254604A - Cabinet construction : en
  • US2254894A - Combination block gauge set : en
  • US2254911A - Motor control and brake system : en
  • CA399061A - High pressure consistometer : en fr
  • DK58988C - Electric Discharge Tube with Secondary Emission Electrode and Method of Manufacturing. : da en
  • ES147453A1 - A backlight device for vehicles, especially for motorized vehicles. : en es
  • FR866757A - Device for unwinding and further processing of freshly spun rayon : en fr
  • DE710126C - Process for bleaching bast fibers : de en
  • ES6096U - Game of living room. (Machine-translation by Google Translate, not legally binding) : en es
  • CA399023A - Fender shield latch remote control : en fr
  • DE710033C - Optical method for determining the electrical axes of quartz crystals : de en
  • DE710080C - Zero setting device for counters with frictional and continuously driven pointer : de en
  • US2254670A - Bearing : en
  • US2254319A - Power transmission : en
  • US2254474A - Flashlight and battery unit therefor : en
  • GB539218A - Improvements in and relating to snap fasteners : en
  • FR866798A - Automatic dispenser device : en fr
  • GB539219A - Improvements relating to bedstead back rests : en
  • DE710120C - Process for the production of dental cements : de en
  • DE710164C - Temperature controller for furnace systems : de en
  • DE710172C - Bridge composed of individual parts : de en
  • DE710210C - Ground distance measuring device for aircraft : de en
  • GB539225A - Improvements in or relating to gyroscopic apparatus : en
  • DE710096C - Device for introducing preheated additional air into the flue gases from furnaces : de en
  • US2254727A - Discharge device : en
  • GB539277A - Method and apparatus for grinding or polishing metal sheets : en
  • FR866768A - Leg protection device : en fr
  • ES147438A1 - A procedure for the manufacture of preserved ice. : en es
  • GB539276A - Improvements in or relating to gripping devices for pliable sheet material : en
  • US2254609A - Leakage indicator composition : en
  • US2254764A - Typewriting machine : en
  • ES6069U - Lift bed (Machine-translation by Google Translate, not legally binding) : en es
  • GB539208A - Improvements in and relating to massage devices : en
  • DE701099C - Open rafter roof : de en
  • DE710124C - Printing device for cash registers or accounting machines for the production of a double check : de en
  • US2254256A - Safety control : en
  • ES147413A2 - IMPROVEMENTS MADE IN THE OBJECT OF PATENT NUMBER 146381 : en es
  • GB539228A - Color photography : en
  • DE710108C - Insulation from two shell halves filled with insulating material for pipe elbows : de en
  • GB539257A - Improved binnacle top for taking bearings : en
  • DE709996C - Device for treating liquids, in particular food, with the aid of ultraviolet rays : de en
  • US2254786A - Automatic safety brake for baby carriages : en
  • US2254934A - Strip-dispensing mechanism for coil-wrapping machines : en
  • DE710029C - Disinfectants : de en
  • DE710166C - Cushioning, especially for motor vehicles : de en
  • DK58985C - Procedure and Image Splitter Tube with Mosaic Photocell for Electrical Image Transfer. : da en
  • DE710056C - Arrangement for keeping a state largely constant, e.g. the physical state of dynamic pressure in blower systems : de en
  • ES147444A1 - A process for the manufacture of lacquers. : en es
  • US2254756A - Lubricating oil : en
  • DE710204C - Fast running air storage diesel engine : de en
  • US2254307A - Flame hardening : en
  • US2254355A - Aquatic aircraft : en
  • DE710171C - Drag distributor for road building materials : de en
  • US2254430A - Seed cleaning apparatus : en
  • AU113720B2 - Improvements in water tube boilers : en
  • GB539194A - Improvements in electric circuits for coupling unequal impedances : en
  • US2255004A - Paddle wheel : en
  • DE710022C - Inverter or converter circuit : de en
  • US2254737A - Vending apparatus : en
  • US2254598A - Hot pressed or extruded alloys : en
  • FR866776A - Improvements to rotary electrical disconnectors : en fr
  • US2254580A - Method of packaging fruit in hermetically sealed containers : en
  • US2254924A - Closure arrangement for opening of sheet-metal containers : en
  • GB539213A - Apparatus embodying radio receiving apparatus : en
  • ES147430A1 - A fuze for free fall pumps. : en es
  • FR866766A - Resin plasticization process : en fr
  • US2254379A - Spring construction : en
  • US2254735A - Paper roll support : en
  • US2254780A - Refrigeration apparatus : en
  • GB539298A - Improvements relating to poultry food : en
  • US2254213A - Air-conditioning apparatus : en
  • ES147483A1 - An absorber distiller for absorption or adsorption refrigerators, with the corresponding procedure to fill it when building it. : en es
  • US2254827A - Ice tray : en
  • USD129283S - Combined automatic washer and drier : en
  • USD129265S - Finger bowl or similar article : en
  • GB539342A - An improved optical instrument for observing, comparing, or measuring angles : en
  • USD129352S - Design fob a dress : en
  • GB539297A - An improved manufacture of saturated branched-chain hydrocarbons : en
  • US2254964A - Insulating means for heated bodies : en
  • US2254414A - Land leveling machine : en
  • US2254687A - Thermostat : en
  • DE709992C - Inclination scale with projection of the weighing results : de en
  • DK58983C - Process for the Preparation of d-Lysergic Acid-1,3-Dioxytrimethylenamide-2. : da en
  • USD129257S - Design for a combined stirrer and pick : en
  • GB539322A - Improvements in or relating to electrical calculating device : en
  • USRE21893E - Jet pump : en
  • ES147424A1 - Improvements in the method of coating paper. : en es
  • US2254888A - Photoflash lamp : en
  • US2254958A - Fluid-tight joint : en
  • DK58989C - Procedure for Manufacturing a Bleeding Time Shortening, Durable Product. : da en
  • US2254630A - Pigment material and process of producing same : en
  • US2254970A - Engine synchronization : en
  • US2255022A - Reinforced concrete : en
  • FR866755A - Device for the use of gas from wood, charcoal, coal, acetylene, etc., for motor vehicles and internal combustion engines not fitted with an individual gasifier : en fr
  • GB539345A - Improvements in the overhead equipment of electric traction systems : en
  • US2254488A - Sound producing apparatus : en
  • US2254261A - Motor vehicle : en
  • US2254903A - Motor control system : en
  • US2254991A - Storage battery carrier : en
  • GR9630B - HOW TO MAKE AN ELASTIC THREAD. : el en
  • GB539248A - Garment pressing machine : en
  • GB539184A - Improvements in or relating to machines for assembling and charging machine-gun cartridge belts of the disintegrating type : en
  • USD129263S - Design for a rigid awning : en
  • DE709968C - Heating jacket for agitator boilers, stills, etc. : de en
  • ES147426A3 - Improvements in the manufacture of pastes for perfumery, especially toothpastes. : en es
  • ES147422A1 - A process for the production of homogeneous products composed of at least two different materials. : en es
  • DE710186C - Electrically heated hot plate made of ceramic material : de en
  • GB539187A - Improvements in or relating to rotary filters : en
  • GB539341A - An improved visor for motorists, skiers and the like : en
  • USD129313S - Design for a brooch or similar article : en
  • DE710025C - Arrangement for compounding stand-fed three-phase shunt motors : de en
  • US2254869A - Selvage device for looms : en
  • US2255010A - Time recorder- : en
  • DE709977C - Shifting device for the rolling stock of rolling mills : de en
  • GB539315A - Improvements in or relating to electron discharge apparatus : en
  • US2254293A - Sawing machine : en
  • US2254397A - Bearing : en
  • US2254558A - Fastening element and method of making same : en
  • USD129267S - Liturgical oephrby or similar article : en
  • ES147405A1 - Improvements in the preparation of hydrocarbons from carbon oxide and hydrogen. : en es
  • US2254331A - Lift truck : en
  • CA398997A - Lead solution regeneration : en fr
  • FR866800A - Method and devices for protecting sheath bodies : en fr
  • US2254544A - Machine for making cranial roentgenographs : en
  • US2254264A - Electron discharge apparatus : en
  • DE710010C - Process for the production of temperature change resistant, highly refractory bricks : de en
  • ES147478A1 - Improvements in the manufacture of piston rings for internal combustion engines and similar machines. : en es
  • US2254736A - Intercommunicating system : en
  • ES147443A3 - Improvements in cleaning devices for submerged sand filters. : en es
  • US2254772A - Pencil sharpener : en
  • GB539222A - Improvements in line-spacing mechanism for typewriting machines : en
  • ES147450A2 - IMPROVEMENTS MADE IN THE PATENT OF INVENTION NUMBER 147447 : en es
  • US2254269A - Washing apparatus : en
  • US2254661A - Recording machine : en
  • US2254747A - Cutter chain : en
  • US2254753A - Piston ring : en
  • US2255006A - Piston for internal combustion engines : en
  • USD129277S - Design foe a shoe : en
  • GB539319A - Improvements in rotary cutting machines : en
  • USD129296S - Gladys by : en
  • GB539350A - Improvements relating to spindle bearings : en
  • DE710024C - Circuit for the connection of three-phase motors to single-phase networks : de en
  • USD129300S - Design for a shoe : en
  • USD129307S - Design for a pin clip : en
  • CA399053A - Polishing wax : en fr
  • US2254313A - Gauging apparatus : en
  • US2254393A - Hood for attachment to diamond tools : en
  • US2254548A - Method and means for testing the adjustment of photographic objectives : en
  • US2254713A - Fat-liquoring of tanned hides and skins : en
  • US2254352A - Process for the manufacture of alkyl nitrates : en
  • CA398981A - Crystal formation in liquids : en fr
  • US2254252A - Process of densifying and solidifying porous masses : en
  • US2254963A - Airplane : en
  • US2254830A - Bath tub and shower mat : en
  • DE710032C - Device for clamping the measuring stick of length measuring devices : de en
  • US2254270A - Sprinkling apparatus : en
  • US2254332A - Motor vehicle : en
  • US2254554A - Well pump : en
  • CA399074A - Absorption medium : en fr
  • AU314740A - Improvements in or relating to reciprocating motor units : en
  • US2254409A - Knitted article and method of knitting same : en
  • US2254829A - Illuminated house number : en
  • CA398943A - Fuel treating system : en fr
  • US2254594A - Full automatic orientator : en
  • US2254508A - Honing tool : en
  • AU55541A - Improvements in or relating to refrigeration apparatus : en
  • FR866779A - Device for synchronizing propeller pitch variation controls on a multi-engine airplane : en fr
  • AU405840A - Improvements in or relating to dynamo-electric machines : en
  • AU115189B2 - An improved method of packing icecream or similar frozen comestibles : en
  • US2254887A - Brake adjusting mechanism : en
  • US2254324A - Cable layer : en
  • US2254849A - Photoflash lamp : en
  • US2254277A - Electric contact brush : en
  • CA399095A - Furnace for manufacturing carbontetrachloride : en fr
  • US2254583A - Folding door : en
  • USD129333S - Design fou a dress ensemble : en
  • CA399044A - Radio volume control device : en fr
  • CA399072A - Apparatus for removing dust from coarse particles : en fr
  • AU318340A - Improvements in background illumination control inthe television transmission of pictures : en
  • US2254227A - Glass tempering method and apparatus : en
  • US2254368A - Microfilm viewer : en
  • US2254301A - Composition of matter : en
  • US2255011A - Recording machine : en
  • DE710058C - Process for the manufacture of refractory linings for high frequency furnaces : de en
  • DE710094C - Process for dewaxing hydrocarbon oils : de en
  • US2254567A - Padding for ironing and pressing apparatus : en
  • US2254629A - Method of manufacturing turbine blades : en
  • US2254645A - Floating water wheel : en
  • US2254229A - Electric tracer-control machine for diesinking and the like : en
  • CA399048A - Tubular fabric treating system : en fr
  • US2254230A - Compounds of the anthraquinone series : en
  • US2254988A - Marine light : en
  • US2254703A - Electric valve control circuits : en
  • DE710037C - Process for the production of two-part single-stroke cranked crankshafts, in particular for radial engines : de en
  • AU211340A - Improvements in or relating to telecommunication exchange systems : en
  • FR866760A - Manufacturing process of alkaline cyanides : en fr
  • FR866771A - Method of construction of shed roofs, reinforced concrete : en fr
  • US2254197A - Record material testing machine : en
  • USD129315S - Design foe a brooch or similar article : en
  • DE710114C - Method for reducing the speed of a direct current motor fed by a controllable rectifier from an alternating current network : de en
  • DK58990C - Apparatus for Casting Castings from a Rotating Centrifuge Drum. : da en
  • FR866784A - Internal combustion engine, air-cooled, using solid powdery or liquid fuels : en fr
  • AU113709B2 - Improvements in high frequency electron discharge apparatus : en
  • CA398990A - Lubricating installation : en fr
  • US2254985A - Apparatus for emptying centrifuges : en
  • US2254333A - Fireplace screen supporting fixture : en
  • US2254445A - Reinforced plastic button : en
  • US2254692A - Vacuum tube : en
  • US2254750A - Handlebar construction : en
  • US2255025A - Process of treating fruit : en
  • US2254655A - Automobile tire pressure relief valve : en
  • US2254935A - Caster wheel control for airplanes : en
  • CA399077A - Sterilization process : en fr
  • US2254778A - Tire construction : en
  • US2254834A - Dual carburetor control : en
  • US2255001A - Irrigation pump : en
  • USD129291S - Design fok a lipstick container : en
  • ES147496A1 - A new procedure to obtain constant caloric energy, using the property of heat to rise in temperatures when it converges. : en es
  • ES6113U - Motorcycle perfected. (Machine-translation by Google Translate, not legally binding) : en es
  • GB539232A - Improvements in construction of high tension primary electric batteries : en
  • US2254400A - Concentration testing system and method : en
  • US2254850A - Carburetor : en
  • DE710191C - Electric vacuum, annealing and melting furnace heated by glow discharge : de en
  • US2254374A - Cutting machine : en
  • US2254388A - Cover for centrifugal machines employed in the extraction of sugar from sugar bearing materials : en
  • US2254420A - Refrigerating apparatus : en
  • US2254837A - Mechanical refrigerator : en
  • US2254754A - Contact plug for electric cords : en
  • DE710138C - Expanding sleeve dowel : de en
  • CA399037A - Calcined gypsum aging process : en fr
  • DE710015C - Lifting device for bridge girder : de en
  • US2254330A - Electric immersion heater : en
  • DE710183C - Display device for bridge adjustment with high initial sensitivity and a large measuring range : de en
  • ES147415A1 - An apparatus for filling storage boxes or other similar containers, with any liquid, using the action of vacuum. : en es
  • ES145268A3 - A procedure for insulating electrical conductors. : en es
  • GB539196A - Improvements in liquid fuel vaporizing apparatus for internal combustion engines : en
  • ES143992A1 - Procedure for the manufacture of tires. : en es
  • ES147442A1 - A filtering device. : en es
  • GB539343A - Improvements in the control means of electromagnetically operated electric switches or circuit breakers : en
  • DE710086C - Directional antenna system for electric waves : de en
  • DK58991C - Curtain list of wood for running or sling pulls and Procedure for its manufacture. : da en
  • US2254939A - Collapsible structure : en
  • ES6107U - Automatic pencil holder for the lips. (Machine-translation by Google Translate, not legally binding) : en es
  • FR866787A - Process and installation for the production of chlorobenzenes in continuous operation : en fr
  • DE710082C - Gas turbine propulsion for aircraft : de en
  • US2254326A - Bell ringing apparatus : en
  • DE703667C - Magnetic electric power generator, especially for lighting bicycles and the like. like : de en
  • US2254892A - Wind motor : en
  • US2254765A - Accounting machine : en
  • USD129274S - Design for a shoe : en
  • US2254284A - Electrical musical instrument : en
  • US2254466A - High-chair pad : en
  • DE710217C - Automatic battery charger for mine locomotives : de en
  • ES147397A1 - Spiral thresher-winder with clean. : en es
  • ES147471A1 - Farm tractor. : en es
  • FR866793A - Machine for cutting mechanical parts : en fr
  • DE710128C - Process for the catalytic production of hydrocarbons from carbon oxide and hydrogen : de en
  • US2254994A - Transfusion apparatus : en
  • CA399063A - Friction shock absorber : en fr
  • GB539325A - Improvements in coupling components for photographic colour development processes : en
  • US2254423A - Bed cozy : en
  • US2254387A - Means for conditioning sugar bearing materials : en
  • GB539335A - Improvements in or relating to the slicing of articles such as bread loaves : en
  • GB539302A - Improvements in or relating to universal joints : en
  • ES6097U - Joint of straps with the corresponding straps. (Machine-translation by Google Translate, not legally binding) : en es
  • FR866786A - Bicycle : en fr
  • US2254730A - Time element electroresponsive device : en
  • DE710089C - Method for the separate reception of several electromagnetic vibrations excited in a metallic hollow tube : de en
  • DE710105C - Electromagnetic friction clutch with torque-increasing inclined or screw surface thrust device : de en
  • GB539191A - Production of high quality lubricating oils : en
  • US2254373A - Water tube steam boiler : en
  • USD129289S - Design for pruning shears : en
  • USD129350S - Design for a dress : en
  • CA399058A - Chrysene derivative : en fr
  • US2254233A - Apparatus for forming vulcanized articles : en
  • DE710053C - Multiple carrier-frequency message transmission system : de en
  • GB539254A - Improvements in frequency demodulation : en
  • GB539256A - Improvements in snap and pin gauges : en
  • DE710021C - Turbine or pump unit, in which the outer ring of the turbine or pump impeller is the carrier of the rotating poles of the electrical machine belonging to the unit : de en
  • GB539192A - Improvements relating to carriage-returning mechanism for typewriting machines : en
  • DE710205C - Hose-like cover, especially for traction and pressure transmission means : de en
  • US2254807A - Cooler : en
  • US2254990A - Automatic safety valve for hydraulic brakes : en
  • US2254597A - Method of separating paraffin wax from oil : en
  • US2254487A - Floor waxing apparatus : en
  • US2254761A - Septic tank : en
  • US2254813A - Aib conditioning system : en
  • US2254344A - Sawtooth wave generator : en
  • DE710129C - Process for the preparation of fluorinated aliphatic hydrocarbons : de en
  • US2254955A - Tensioning and guide device for ironing cords : en
  • AU113714B2 - Means for charging container closures witha sealing compound : en
  • AU315840A - Improvements in or relating to scrapers : en
  • DE710005C - Pneumatic tube system : de en
  • DE710011C - Permanent magnetic separator : de en
  • FR866753A - Anti-theft, saver and hygienic soap dish : en fr
  • GB539311A - Improvements in or relating to electric circuit breakers of the gas blast type : en
  • US2254369A - Machine for shaping uppers over lasts : en
  • FR866780A - Process and plant for the manufacture of pure chlorine : en fr
  • ES6123U - Device to improve the output of liquids. (Machine-translation by Google Translate, not legally binding) : en es
  • FR866781A - Superheated steam boiler : en fr
  • ES6131U - Pencil holder for lips. : en es
  • FR866772A - Shoe with interchangeable upper : en fr
  • DE709984C - Circuit arrangement for determining calling subscriber stations in telecommunication systems with dialer operation, in particular telephone systems : de en
  • GB539288A - Improvements connected with resin emulsions : en
  • DE710079C - Use of borosilicate glasses containing 0.2% to 15% beryllium oxide : de en
  • DE710211C - Weapon with a multi-loading magazine arranged on the barrel : de en
  • ES6091U - A new cruet (Machine-translation by Google Translate, not legally binding) : en es
  • US2254683A - Eraser attachment for typewriters : en
  • US2254836A - Impulse voltage apparatus : en
  • US2254899A - System for maintaining constant rotational speed of electric machines : en
  • DE710069C - Device for different colored patterns of the long sides of pens and other stick-shaped workpieces : de en
  • GB539255A - Improvements in or relating to the conching of chocolate : en
  • US2254724A - Control system : en
  • USD129331S - Design for a gas mask : en
  • CA398946A - Extension light : en fr
  • ES147412A1 - An indicator device for vehicles. : en es
  • US2254263A - Method of producing highly lustrous hollow bodies from cellulose products and other substances : en
  • US2254417A - Tack button : en
  • CA398934A - Ophthalmic mounting : en fr
  • CA398965A - Printing ink drying apparatus : en fr
  • US2254723A - Subscriber line circuit : en
  • US2254768A - Electric switch : en
  • US2254889A - Index card and holder : en
  • US2254559A - Device for closing of containers, coupling of tubes, etc. : en
  • CA398936A - Attrition mill : en fr
  • USRE21894E - Means and method of refrigeration : en
  • US2254485A - Aircraft and its control : en
  • US2254961A - Unitary lens system : en
  • CA399055A - Optical system : en fr
  • US2254322A - Process for obtaining diesel fuels from tars : en
  • ES147491A1 - Fruit stoner. : en es
  • US2254901A - Sorting machine : en
  • ES6106U - Rotary bar mechanism and nut for pneumatic drilling hammers. (Machine-translation by Google Translate, not legally binding) : en es
  • US2254686A - Apparatus for producing additive color films : en
  • US2254925A - Paint disintegrator : en
  • AU341640A - Improved belt operated cutout means for power units and machines : en
  • DE710221C - Melt for metals, metal alloys or the like, especially for lead cable presses : de en
  • GB539205A - Improvements in or relating to the lubrication of reciprocating parts of machinery : en
  • USD129327S - Design for an air valve casing : en
  • US2254550A - Box stack dumper : en
  • US2254918A - Voltage regulator : en
  • US2254452A - Vehicle wheel mounting : en
  • ES6098U - Case intended to contain razor blades. (Machine-translation by Google Translate, not legally binding) : en es
  • US2254218A - Ultra high frequency receiving system : en
  • US2254797A - Trailer coupling for bicycles : en
  • DE710014C - Method for stapling sheets held between insert strips by means of nails penetrating the sheets and insert strips : de en
  • ES6093U - Metal box with opening by pressure on the lid next to an upper edge (Machine-translation by Google Translate, not legally binding) : en es
  • USD129345S - Design fok a dress or similar article : en
  • US2254665A - Insect repellent containing aliphatic alcohols : en
  • US2254729A - Electric switch : en
  • US2254572A - Process for the production of carbon black : en
  • DE709970C - Articulated boiler for upper burnout : de en
  • GB539285A - Improvements in and relating to chemical preparations for addition to motor spirit : en
  • GB539272A - Improvements in or relating to the measurement of surface roughness : en
  • DE709972C - Roll film camera in which the shutter tension is derived from a film winding crank that moves back and forth : de en
  • AU372440A - Improvements in water tube boilers : en
  • FR866788A - Improvements to high lift systems : en fr
  • GR9633B - KITCHEN APPLIANCE. : el en
  • US2254380A - Variable-pitch pulley : en
  • US2254591A - Aircraft brake : en
  • US2254231A - Manufacture of doll eyes : en
  • US2254468A - Knitting reel : en
  • USD129273S - Design for a shoe : en
  • CA398966A - Valve : en fr
  • DE710200C - Applicator for molding drums for the manufacture of rubber tires : de en
  • ES144010A1 - Procedure to protect the rayon crowns or artificial silk, during their treatment or when presenting them to the market. : en es
  • DE710003C - Tablet glass : de en
  • US2254282A - Motor vehicle : en
  • US2254941A - Relay system : en
  • GB539273A - Improvements in or relating to apparatus for measuring and/or indicating surface roughness : en
  • US2254719A - Fluid-cooled discharge device : en
  • US2254874A - Eraser : en
  • US2254311A - Securing moldings : en
  • US2254833A - Method and apparatus for controlling intermittent fluid flow : en
  • DE710093C - Aqueous pasting of dry organic body colors : de en
  • DK58996C - Device for Injection Valves for Combustion Power Machines. : da en
  • US2254245A - Method and product of cottonseed extraction : en
  • US2254854A - Anesthetic administering device : en
  • US2254212A - Catalyst and process for producing vinyl acetate and ethylidene diacetate : en
  • US2254225A - Refrigerating apparatus : en
  • US2254981A - Fish lure : en
  • DE710115C - Method for insulating the iron frame of multiple T-anchors for small electrical machines : de en
  • DE710197C - Adjustable monthly belt : de en
  • USD129329S - Design for a bottle ob similar article : en
  • US2254462A - Method of creating depth and texture effects in animated cartoons : en
  • US2254700A - Heat treating apparatus : en
  • US2254653A - Pressing machine clamp : en
  • DE710125C - Adjustable guide for the shaft rod and the mandrel of the bumper : de en
  • GB539252A - An improved manufacture of alkyl halides : en
  • US2254547A - Keyboard indicating device : en
  • AU241141A - Improvements in temperature-responsive devices : en
  • CA399013A - Paper cup making machine : en fr
  • US2254795A - Valve control mechanism : en
  • US2254555A - Catalytic treatment of hydrocarbons : en
  • US2254375A - Electric lamp fixture : en
  • US2254706A - Fluorescent lamp holder : en
  • US2254198A - Dual wheel assembly : en
  • AU113712B2 - Improvements in or relating to glow relays : en
  • US2254771A - Pavement joint assembly unit : en
  • CA399071A - Machine tool : en fr
  • US2254288A - Screw assembly for electrical apparatus : en
  • US2255015A - Engine starter gearing : en
  • US2254440A - Multifocal lens and method of making same : en
  • US2255012A - Circuit breaker : en
  • US2254669A - Eyeglass protector : en
  • AU43741A - Improvements in or relating to coke oven structure : en
  • US2254441A - Pump : en
  • US2254498A - Magnetic display device and method of making same : en
  • US2254815A - Venting closure : en
  • USD129321S - Design for a brooch or similar article : en
  • CA399032A - Endless belt conveyer : en fr
  • CA399043A - Television receiver : en fr
  • US2254876A - Substituted-1,3-dioxanes : en
  • US2254273A - Garment stretching and drying frame : en
  • US2254565A - Emulsifying clarifier vitalizer : en
  • US2254454A - Electric phonograph pickup : en
  • USD129337S - Design fob an embroidered textdle fabric : en
  • CA399050A - Capillary-active salt of pyridine base : en fr
  • DE710091C - Arrangement for quick regulation of the speed of DC motors : de en
  • DE710104C - Disc clutch : de en
  • US2254846A - Battery testing apparatus : en
  • DE710019C - Sealing body made of rubber or the like for stuffing box seals, in particular for the watertight introduction of electrical cables into housings or the like. : de en
  • AU113752B2 - Machine forand method of extracting juice and/or pulp from citrus andother fruits : en
  • ES147425A1 - Improvements in protection springs for boats and small boats. : en es
  • CA399046A - Oscillator frequency control system : en fr
  • DE710178C - Compressed gas switch with a differential pump piston built into the switch housing : de en
  • DE710040C - Carbon dioxide absorption cartridge : de en
  • USD129320S - Design for a brooch ok similar article : en
  • AU55941A - Improvements in high frequency electron discharge apparatus : en
  • USD129278S - Design for a shoe : en
  • US2254881A - Textile material : en
  • ES147437A1 - A mechanism for wrapping or rolling cigarettes. : en es
  • US2254512A - Grinding mill : en
  • US2254904A - Cellulose derivatives, polyvinyl compounds, or polymerized acrylic esters : en
  • US2255000A - Production of boots and shoes : en
  • CA399097A - Rubber coating process for fabrics : en fr
  • CA398924A - Sulphanilamide production : en fr
  • AU161440A - Improvements in or relating to fading compensation : en
  • US2254421A - Valve : en
  • US2254611A - Vacuum cleaner : en
  • US2254917A - Cooling system for electric devices : en
  • DE709986C - Device for hanging containers that are open on one side or similar constructions for resistance spot and seam welding : de en
  • US2254539A - Fluid pump : en
  • US2254372A - Azo dye wood stain : en
  • US2254776A - Apparatus for ripping or tearing raw tobacco leaves into pieces : en
  • US2254557A - Pressure retainer and releasing device : en
  • US2254588A - Chuck : en
  • US2254690A - Hydraulic loader : en
  • US2255023A - Brake disk assembly : en
  • US2254370A - Fractionating tower : en
  • DE710057C - Electric discharge tubes, the electrode system of which is carried by a plug made of ceramic material : de en
  • CA398938A - Furnace stoker : en fr
  • CA398952A - Magnetic work holder : en fr
  • CA398999A - Anhydrite making process : en fr
  • US2254799A - Process for the removal of carbon monoxide from mixtures thereof with hydrogen : en
  • US2254691A - Fabric cleaning machine : en
  • US2254220A - Spooling machine : en
  • AU62741A - An improved hair waving pad : en
  • ES147439A2 - IMPROVEMENTS MADE IN THE OBJECT OF PATENT NUMBER 147431 : en es
  • FR866770A - Controlled recharge generator block : en fr
  • US2254458A - Vehicle : en
  • US2254812A - Gauging apparatus : en
  • US2254249A - Manufacture of ethyl cellulose : en
  • US2254450A - Skate : en
  • CA398979A - Individual mould vulcanizer : en fr
  • US2254682A - Bottle closure : en
  • GB539262A - Improvements in or relating to the refining of fatty oils : en
  • US2254542A - Apparatus for supporting and elevating vehicles in freight cars : en
  • USD129271S - Design for an ice cream cone : en
  • GB539304A - Improvements in or relating to tire inspection apparatus : en
  • US2254237A - Process : en
  • ES147433A1 - A safety device adaptable to the fuses of free fall pumps. : en es
  • ES6115U - A sliding needle to catch meshes or stitch (Machine-translation by Google Translate, not legally binding) : en es
  • DE710222C - Process for the production of smooth, thin-walled pipe elbows from one piece of sheet metal : de en
  • ES6104U - Bovºdillas for the flooring. (Machine-translation by Google Translate, not legally binding) : en es
  • US2254638A - Method and apparatus for molding artificial teeth : en
  • US2254642A - Apparatus for vacuum sealing containers : en
  • USD129266S - Liturgical oephrey or similar article : en
  • US2254525A - Machine for manufacturing coil springs : en
  • ES147487A1 - Process for obtaining ketoles from the cyclopentane-polyhydrophenanthrene series. : en es
  • US2254506A - Handle : en
  • USD129340S - Design for a dress : en
  • DE709989C - Wooden carrier or binder : de en
  • US2254919A - Inductor generator : en
  • DE710136C - Electric motor with a friction gear : de en
  • DK58992C - Camp bed. : da en
  • US2254201A - United needle mounting : en
  • US2254672A - Windrower : en
  • GB539198A - Improvements in or relating to systems for transmitting frequency-modulated carrier-wave signals : en
  • US2254570A - Cooking vessel cover assembly : en
  • US2254770A - Display rack : en
  • US2254648A - Mop : en
  • US2254651A - Caster mounting : en
  • US2255018A - Plate finishing machine : en
  • DE710148C - Regulator for motor vehicles, by which the fuel supply to the engine is blocked at an upper adjustable limit value of the driving speed : de en
  • US2254475A - Generating electric traction control system : en
  • US2254794A - Feeding mechanism for sewing machines : en
  • US2254624A - Device for scanning films : en
  • US2254838A - Resistor : en
  • US2254639A - Concrete mixer : en
  • US2254907A - Apparatus for making bags and the like : en
  • DE710100C - Residue weighing device : de en
  • ES147458A1 - Improvement of the fixing of the guard plates in wagons with double t stringers. : en es
  • CA399002A - Radio transmitter : en fr
  • ES147465A1 - A device for obtaining knitted cotton fibers from textile plant stalks. : en es
  • US2254774A - Highway crossing signal : en
  • DE710187C - Electric high pressure steam generator or steam superheater : de en
  • AU113708B2 - Improved process forthe manufacture of organosilicon polymers and products produced thereby : en
  • AU113745B2 - Improvements in or relating to reciprocating motor units : en
  • DE710006C - Method of manufacturing a photoelectric cell : de en
  • GB539324A - Improvements in spectrographs : en
  • GB539229A - Improvements in or relating to the heat treatment of light alloys : en
  • US2254276A - Mothproof wardrobe : en
  • USD129311S - Design for a brooch or similar article : en
  • US2254817A - Internal combustion engine : en
  • GB539293A - Compounded mineral oil : en
  • US2254287A - Non-rearing-up automobile spring suspension : en
  • US2254571A - Utensil handle : en
  • AU113711B2 - Improved method of decorating wood andother surfaces : en
  • ES147393A1 - A process for the catalytic polymerization of normally gaseous olefins. : en es
  • GB539234A - Improvements in or relating to the preparation of shoes for a conforming operation thereon : en
  • US2254338A - Metal rolling mill motor control : en
  • US2254495A - Pump : en
  • US2254504A - Call recording device : en
  • US2254606A - Spool bobbin : en
  • US2254788A - Acid recovery process : en
  • US2254864A - Fuel burning heater : en
  • US2254688A - Continuous hydrator : en
  • US2254999A - Shear sharpener : en
  • US2254884A - Pump unloading mechanism : en
  • US2254465A - Cow tail holder : en
  • GB539301A - Improvements in or relating to power transmission mechanisms : en
  • US2254857A - Electrode support : en
  • US2254895A - Method for curling yarn : en
  • FR866754A - Improvements in the power supply of gas-powered engines : en fr
  • US2254693A - High frequency antenna switch : en
  • US2254773A - Score card : en
  • US2254910A - Safety hoist : en
  • USD129309S - Design for a pin clip : en
  • GB539336A - Improvements in or relating to carriers for conveying supplies, particularly for use in war : en
  • US2254478A - Method of sound reproduction and apparatus therefor : en
  • AU16641A - Improvements in or relating to cushions of sponge rubber orthe like material anda device forthe production thereof : en
  • US2254578A - Duffel bag : en
  • GB539217A - Improvements relating to sliding clasp fasteners : en
  • ES147416A1 - Improvements in the stabilization devices of the speed of the films for recording the sound of the same. : en es
  • GB539290A - Direction finding system : en
  • GB539281A - Improvements in or relating to the preparation of aliphatic substituted aromatic sulphonic acids and salts thereof : en
  • US2254360A - Tractor rear assembly : en
  • CA398940A - Grain separator : en fr
  • AU113707B2 - Improvements in or relating to cushions of sponge rubber orthe like material anda device forthe production thereof : en
  • AU113743B2 - Improved dishwashing machine : en
  • DE710202C - Mouldable masses made from vegetable jelly : de en
  • US2254766A - Motion transmitting mechanism : en
  • US2254880A - Heating unit : en
  • US2254479A - Button processing machine : en
  • USD129301S - Design fob a shirt pressing member : en
  • DE710072C - Heating or cooling jacket for vessels : de en
  • US2254811A - Hydraulic drive for pumps or compressors : en
  • CA399093A - Cathode ray tube deflecting circuit : en fr
  • US2254260A - Aircraft landing gear : en
  • AU204340A - Improvements in and connected with conveyors for use with machines for proofing cartons andthe like : en
  • AU113753B2 - Improvements in or relating to centrifugal separators : en
  • AU317740A - Improvements in and relating to the production of pastes form polymerised vinyl chloride : en
  • CA399079A - Railway car door : en fr
  • US2254482A - Elastic artificial sking track : en
  • USD129319S - Design for a brooch or similar article : en
  • AU113750B2 - Improved mechanism for closing carton ends : en
  • ES147460A3 - Improvements in the manufacture of pastes for perfumery products. : en es
  • CA398967A - Electric variable speed motor system : en fr
  • GB539309A - Improvements in motor vehicles : en
  • AU113740B2 - Improvements in or relating to electromagnetic induction apparatus and method of making the same : en
  • CA399005A - Abrasive article filler : en fr
  • AU113703B2 - Improvements infrequency responsive control systems : en
  • ES147436A1 - An improvement in the so-called magneto head, for recording and electromagnetic sound reproduction. : en es
  • US2254860A - Conveyer : en
  • US2254885A - Drainage for siab roadways : en
  • US2254477A - Device for breaking pavements : en
  • US2254943A - Radio direction finding : en
  • ES147403A3 - A procedure to revive worn files, rasps, and similar tools. : en es
  • GB539216A - Improvements in or relating to metal racks for holding tools : en
  • ES145251A3 - A machine for molding pasta for soups. : en es
  • FR866764A - Electronic filter for gas cleaning and in particular for gas from gasifiers : en fr
  • GB539318A - Improvements in and connected with mountings for pilot or indicator lights : en
  • US2254540A - Tie plate and rail anchor : en
  • ES6127U - Mixed line truck for fire extinguishing. (Machine-translation by Google Translate, not legally binding) : en es
  • FR866796A - Transparent shield : en fr
  • DK58997C - Machine for cutting angular notches in cartons for boxes and similar packaging. : da en
  • CA398961A - Folding table hardware : en fr
  • US2254221A - Spooling machine : en
  • CA399024A - Carton : en fr
  • GB539295A - Improvements in condensing vapours : en
  • US2254285A - Automatic control for monorail systems : en
  • US2254347A - Electric switch : en
  • US2254600A - Gas and liquid contact apparatus : en
  • ES6112U - A new devon for fishing with hook (Machine-translation by Google Translate, not legally binding) : en es
  • ES6134U - New tap for liquid passage (Machine-translation by Google Translate, not legally binding) : en es
  • DE710052C - Touch device for alternating current telegraphy : de en
  • GB539231A - Improved engine having opposed pistons suitable for aircraft and other purposes : en
  • US2254483A - Duplicating process and preparation of master copies for use therein : en
  • US2254667A - Vacuum cleaner : en
  • US2254893A - Albijmleaf : en
  • ES147484A1 - Repeated circuit gas turbine. : en es
  • USD129328S - Design fok a chaise : en
  • GB539246A - Improvements in and relating to control equipments for electric motors : en
  • FR866785A - Telephone switches and the like : en fr
  • GB539240A - Improvements in tool grinding and lapping machines : en
  • US2254564A - Wheel truck : en
  • DE710163C - Electromagnetic oscillating armature drive : de en
  • DE710199C - Floor polisher with device for dispensing and distributing thick liquid to doughy or pasty floor polish : de en
  • US2254714A - Electric valve operated motor : en
  • US2254819A - Machine for gassing and closing can bodies : en
  • AU310640A - Improvements in and connected with the formation of concrete buildings and like structures : en
  • US2254316A - Cutoff mechanism for headers : en
  • US2254416A - Compression tool : en
  • US2254433A - Lubricating oil : en
  • US2254796A - Electron device using hollow resonator : en
  • US2254451A - Mounting for vehicle wheels : en
  • US2254497A - Self-supporting vehicle body frame or chassis frame, particularly for automobiles : en
  • US2254499A - Shiftable mounting for electric vehicle motors : en
  • US2254493A - Synchronizing apparatus and system : en
  • US2254913A - Electric furnace : en
  • FR866762A - Process for the agglomeration of vegetable waste, and in particular of oilseed hulls, and their carbonization product : en fr
  • IE18351L - Insecticides : en
  • US2254746A - Optical article for assisting vision : en
  • USRE21895E - Clothes wringer : en
  • US2254657A - Roll welding electrode : en
  • ES147420A1 - An apparatus to measure speed. : en es
  • US2254601A - Automatic measuring of cross talk : en
  • GR9634B - MECHANICAL DEPLOYMENT OF LEATHER FIBER FABRICS AND RABBITS FOR THE OUTDOOR AND SIMILAR SUCH INDUSTRY. : el en
  • US2254971A - Packing machine : en
  • ES147447A1 - A procedure for the manufacture of artificial resins. : en es
  • US2254872A - Alpha-ketoacid derivatives of 4,4'-diaminodiphenyl sulphone and process of making them : en
  • US2254852A - Oscillation generator : en
  • US2254216A - Apparatus for processing steel plates : en
  • US2254395A - Pigment : en
  • US2254341A - Lubricating method and apparatus therefor : en
  • US2254678A - Gun turret for aircraft : en
  • US2254835A - Battery connection : en
  • US2254436A - Secondary circuit connection : en
  • US2254602A - Orthodihydroxy azo dyestuffs : en
  • US2254937A - Master cylinder piston construction : en
  • CA399092A - Steel rail treating method : en fr
  • AU113699B2 - Improvements inthe manufacture of gun and rifle stocks andthe like : en
  • US2254863A - Suspensory for undergarments : en
  • US2254871A - Information device : en
  • CA399086A - Nail : en fr
  • DE710062C - Pressure reducing valve : de en
  • US2254659A - Work stopping device for blanking dies : en
  • US2254949A - Artificial fishing bait : en
  • US2254613A - Hydraulic press : en
  • AU113744B2 - Improvements in and connected with conveyors for use with machines for proofing cartons andthe like : en
  • USD129275S - Design for a shoe : en
  • USD129281S - Design for a protective mat for kitchen tables, stoves, and the like : en
  • US2254956A - Luminescent material : en
  • US2254426A - Individual axle drive for direct-driven diesel locomotives : en
  • US2254790A - Lamp bracket : en
  • USD129302S - Embroidered scarp or similar article : en
  • US2254492A - Method of removing foreign matter from metal articles : en
  • US2254538A - Still : en
  • US2254905A - Exhaust machine and method of protecting exhaust systems : en
  • DE710002C - Knife attachment to bone cleaning machines : de en
  • DE710084C - Conveyor device for a one-sided open, horizontally or diagonally arranged furnace with heat recovery : de en
  • CA398925A - Table game apparatus : en fr
  • US2254219A - Abrading apparatus : en
  • US2254262A - Method of and apparatus for producing hollow bodies : en
  • US2254509A - Sequential controller : en
  • US2254725A - Manufacture of acetic acid : en
  • US2254275A - Machine or apparatus for shaping metal tubes, containers, and the like : en
  • CA398949A - Drive unit mounting : en fr
  • CA399067A - Yarn tension device : en fr
  • CA398998A - Telemetric method and apparatus : en fr
  • US2254732A - Tone arm : en
  • US2254896A - Method and means for adding large loads to idling generators : en
  • US2255027A - Fertilizer manufacture : en
  • USD129339S - Embroidered fabric or similar article : en
  • CA399084A - Yarn and fabric : en fr
  • AU36341A - Improvements in or relating to electromagnetic induction apparatus and method of making the same : en
  • ES147404A1 - Improvements in torch welding. : en es
  • GB539206A - Improvements in or relating to game apparatus : en
  • ES147441A1 - Procedure for the manufacture of bells of all kinds. : en es
  • CA398927A - Tire pressure indicator : en fr
  • DK58993C - Gripper arm for gramophone records. : da en
  • US2254992A - Machine for and method of forming hollow glassware : en
  • CA399007A - Bottle washing machinery : en fr
  • CA399089A - Placer metal recovery device : en fr
  • US2254853A - Glass-to-copper seal : en
  • USRE21896E - Worm wheel generating machine : en
  • CA399027A - Electrodeposition of metal oxides : en fr
  • DE710001C - Device for controlling drive motors, in particular those on vehicles : de en
  • DE710013C - Device for the top-layer stripping of original wort and layer-by-layer introduction of swelling water : de en
  • CA398977A - Sluice box riffle : en fr
  • CA399094A - Thermic engine valve mechanism : en fr
  • CA399062A - Pressure fluid motor : en fr
  • DE709768C - Resilient shaft bearing : de en
  • GR9629B - IMPROVEMENTS IN THE MACHINE FOR MAKING TIRE TAPES AND CORDS. : el en
  • US2254562A - Process of preparing ketones of the sterol series : en
  • US2254637A - Ophthalmic mounting : en
  • CA399030A - Load-deflection testing device : en fr
  • USD129347S - Design for a dress : en
  • US2254696A - Resistance welding electrode : en
  • CA399090A - Phonographic announcing mechanism : en fr
  • US2254689A - Layout table : en
  • US2254392A - Diamond dressing tool and method of dressing grinding wheels : en
  • CA399059A - Acyl derivative of azo-dyestuff : en fr
  • CA399101A - Folding bed : en fr
  • US2254226A - Water tube steam boiler : en
  • US2254581A - Container for spices and the like : en
  • US2254826A - Cap remover : en
  • US2254953A - Sewage disposal system and apparatus therefor : en
  • US2254844A - Phonograph : en
  • ES147435A1 - Improvements in the manufacture of multifilament rubber yarns. : en es
  • GB539183A - Improvements in or relating to filters for separating solid particles from gaseous media : en
  • GB539334A - Improvements in or relating to phase failure and overload protective systems : en
  • US2254318A - Traction device : en
  • US2254242A - Indicating measuring apparatus : en
  • US2254371A - Piezo-crystal device : en
  • US2255003A - Indicating pointer : en
  • AU113704B2 - Improvements in and relating to filters for removing solids from gases : en
  • AU113731B2 - Improvements in or relating to fading compensation : en
  • CA398962A - Wireless disturbance reducing apparatus : en fr
  • CA399009A - Container coating apparatus : en fr
  • CA398968A - Comminuted material dispenser : en fr
  • US2254272A - Tampon : en
  • US2254553A - Catalytic treatment of hydrocarbons : en
  • US2255030A - Keyboard locking device : en
  • US2254821A - Airscrew blade construction : en
  • US2254859A - Indicator for the cooling liquid of internal combustion engines : en
  • US2254211A - Receiver : en
  • US2254843A - Art of mounting vibratile bodies : en
  • US2254234A - Abrasive equipment : en
  • CA398958A - Spoon holder : en fr
  • CA399029A - Soap product : en fr
  • US2254300A - Cosmetic container : en
  • US2254801A - Heating apparatus : en
  • US2254303A - Apparatus for fluid coupling welding : en
  • US2254298A - Method of conditioning cylinders and the like : en
  • US2254769A - Pavement joint assembly unit : en
  • USD129314S - Design for a beooch or similar article : en
  • AU113700B2 - Improvements in and relating to flushing apparatus : en
  • AU399140A - An improved method of packing icecream or similar frozen comestibles : en
  • CA399065A - Canopy door bracing means : en fr
  • DE710149C - Screw cap closure for bottles, tubes and other vessels : de en
  • US2254254A - Method of molding articles : en
  • GB539185A - Improvements in and connected with submarines : en
  • GB539199A - Improvements in or relating to skiving or like machines : en
  • GB539271A - Improvements in or relating to the measurement of surface roughness : en
  • CA398988A - Telephone system : en fr
  • US2254982A - Two-way stretch strain absorbing band with elastically closed relaxed meshes : en
  • US2254317A - Shipping drum unloader : en
  • US2254460A - Coin control device : en
  • US2254577A - Can closure applying tool : en
  • USD129299S - Le r. sutcliffe shoe : en
  • USD129344S - Design for a dress or similar article : en
  • CA399012A - Container making machine : en fr
  • AU113741B2 - Improvements in or relating to refrigeration apparatus : en
  • US2254274A - Metering device : en
  • US2254447A - Reinforced plastic button : en
  • CA398942A - Hammer mill : en fr
  • US2254442A - Suction nozzle : en
  • US2254467A - Safety knife bar latch for paper cutters : en
  • AU113706B2 - Standpipe connection for pumps : en
  • US2254831A - Bolster : en
  • US2254501A - Resilient roller : en
  • CA398992A - Finger ring : en fr
  • DE710109C - Method for the production of corn germ : de en
  • US2254649A - Recording apparatus : en
  • AU85841A - Improved dishwashing machine : en
  • DE710068C - Latch lock : de en
  • CA399088A - Gas detection apparatus : en fr
  • US2255005A - Measuring instrument having capsules : en
  • USD129284S - Design for a ship lamp : en
  • CA399049A - Heteropolar compound production : en fr
  • GB539331A - Improvements in or relating to composite board material : en
  • USD129295S - Design for a mechanical pencil or the like : en
  • US2254699A - Lift : en
  • CA399008A - Air compressor and engine supercharger : en fr
  • CA398954A - Electric candle lighter : en fr
  • ES144265A1 - Procedure for metallizing objects by sputtering. : en es
  • AU113724B2 - Improvements in or relating to coke oven structure : en
  • AU86141A - Improved method of decorating wood andother surfaces : en
  • US2254828A - Pulley block : en
  • US2254556A - Anatomical dental flask : en
  • DE710095C - Mineral lubricating oils : de en
  • US2254959A - Method for heat treating steel die blocks : en
  • CY62A - Improvements relating to the opening and cleansing of asbestos fibrous material : en
  • AU311040A - Improvements in electric telegraphy : en
  • US2254954A - Housing and support for gas cylinders : en
  • US2254290A - Conveyer mechanism : en
  • US2254603A - Cushion : en
  • US2254608A - Cigarette carrier : en
  • US2254809A - Metal melting furnace : en
  • US2254534A - Flexible cable container : en
  • USD129330S - Design for a gas mask : en
  • GR9625B - FLOW OF LIQUIDS CYCLE THROUGH ATMOSPHERIC PRESSURE. : el en
  • ES6130U - A gas stove (Machine-translation by Google Translate, not legally binding) : en es
  • GB539270A - Improvements in methods of colour photography : en
  • DE710131C - Process for the preparation of addition compounds "Diene synthesis" : de en
  • ES6114U - Bamba for bicycles. (Machine-translation by Google Translate, not legally binding) : en es
  • CA399025A - Typewriter : en fr
  • US2254357A - Power controlling means for locomotives : en
  • US2254842A - Illuminating attachment for the entrances of buildings : en
  • US2254909A - Ultraviolet discharge lamp : en
  • US2254207A - Bellows type stage lift for wells : en
  • DK58982C - Arrangement of such containers in which foam-producing processes take place. : da en
  • US2254480A - Adjustable carbon monoxide alarm : en
  • US2254632A - Automatic brake for baby carriages : en
  • US2254668A - Expansion manhole top : en
  • DE709973C - Gas mask : de en
  • ES147428A1 - An apparatus for recording the operating states of machines for various periods of time. : en es
  • DE710092C - Electrical heat relay : de en
  • US2254279A - Electronic commutator : en
  • ES147429A1 - An improved process for manufacturing superphosphate fertilizers. : en es
  • US2254530A - Fingerprint card or sheet holder : en
  • US2254524A - Band blade slicing machine : en
  • DE709724C - Process for the production of water-insoluble azo dyes on fiber materials of animal origin or cellulose fibers as well as their mixtures with one another or on molded parts made of vulcanized fiber : de en
  • DE710036C - Drive for machines with flywheel : de en
  • US2254476A - Electric clock : en
  • US2254977A - Wire reel : en
  • US2254921A - Typewriting and like machine : en
  • US2254362A - Lamp element and method of making same : en
  • ES6125U - Parallel bank screw. (Machine-translation by Google Translate, not legally binding) : en es
  • US2254519A - Phonograph recording device : en
  • US2255021A - Control device : en
  • USD129294S - Design for an ice cream cone : en
  • US2254781A - Shock absorber : en
  • US2254399A - Concentration testing apparatus and method : en
  • US2254726A - Discharge device : en
  • ES6133U - Frame or frame of curved wood, composed of two or more pieces, (Machine-translation by Google Translate, not legally binding) : en es
  • US2254389A - Means for preventing the dilution of sugar bearing materials : en
  • GB539299A - Process for making articles from plastic materials by moulding under pressure : en
  • US2254666A - Suction cleaner : en
  • US2254870A - Apparatus for mulling leather : en
  • US2254875A - Thread control mechanism for sewing machines : en
  • AU318640A - Improvements in or relating to centrifugal separators : en
  • GB539241A - Improvements in rotary power-transmission mechanism : en
  • US2254694A - Combined calculating and recording : en
  • US2254354A - Organic compound : en
  • ES147399A1 - Elastic support for mounting lamps and electronic tubes in electrical appliances. : en es
  • GB539347A - An improved method of measuring the specific gravity or density of gases : en
  • GB539214A - Improvements in or relating to measuring gauges : en
  • CA398963A - Ore reducing apparatus : en fr
  • US2254775A - Internal combustion engine : en
  • DE710017C - Circuit arrangement for the elimination of electroacoustic feedback : de en
  • DE710213C - Device for changing wound bobbins : de en
  • US2254294A - Switch : en
  • US2254717A - Photographic printing apparatus : en
  • US2254407A - Acids of the cyclopentano polyhydro phenanthrene series and their derivatives and a method of producing the same : en
  • US2254867A - Process for continuous treatment of exhausted solvent-impregnated solid agglutinative organic material : en
  • US2254486A - Universal coupling : en
  • US2254523A - Brake control device : en
  • US2254291A - Stacking mechanism : en
  • US2254584A - Poultry watering fountain : en
  • GB539316A - Improvements in or relating to gas burners : en
  • US2254702A - Lock : en
  • USD129264S - Design fob a clock : en
  • US2254868A - Loom selvage device : en
  • USD129293S - Design for a pin or similar article of jewelry : en
  • CA399006A - Green trisazo dyestuff : en fr
  • US2254912A - Watt-hour demand meter : en
  • US2254205A - Signal transmission system : en
  • US2254236A - Drink mixer : en
  • GB539204A - Means for reproducing motion : en
  • US2254265A - Electron discharge apparatus : en
  • US2254785A - Process for gum refining : en
  • US2255020A - Vacuum control for transmissions : en
  • CA399054A - Hydrocarbon phosphoric polymerization : en fr
  • US2254590A - Balanced high frequency circuit : en
  • US2254349A - Brake : en
  • CA399020A - Edible oil and fat purifying process : en fr
  • ES147499A1 - A system for blocking bundles of horsehair metal threads and the like to form rotating brushes and for other purposes. : en es
  • GB539337A - Improvements in or relating to the joining of metals by heat : en
  • DE710020C - Circuit breaker with pre-stage resistor : de en
  • US2254947A - Vehicle sunshade : en
  • DE710177C - Process for the production of ceramic multi-pipe ducts and similar insulating bodies : de en
  • US2254718A - Lighting for mirrors : en
  • US2254930A - Burner for liquid fuel : en
  • AU113697B2 - Improvements in or relating to telecommunication exchange systems : en
  • CA398941A - Carbon projector electrode : en fr
  • GB539195A - Dyeing with azoic dyestuffs : en
  • AU313340A - Improvements in and relating to filters for removing solids from gases : en
  • GB539287A - Improvements in or relating to electric gas-discharge tubes and starting arrangements therefor : en
  • GB539332A - Improvements in or relating to the manufacture of imides : en