• US2371352A - Hoist : en
  • US2371160A - Single-blade propeller : en
  • CH236796A - Arrangement of electrical apparatus in which the high-voltage winding of one apparatus also serves as a voltage-relieving winding for the other apparatus. : de en
  • US2371155A - Machine and process for making cfllulose : en
  • US2371181A - Catalytic hydrocarbon conversion : en
  • ES11195U - Apparatus for electric coffee roasting. (Machine-translation by Google Translate, not legally binding) : en es
  • US2371522A - Phonograph : en
  • US2371126A - Apparatus for feeding-articles from : en
  • US2371269A - Aircraft ice preventer : en
  • US2371358A - Automatic control for punch presses : en
  • US2371463A - Die : en
  • US2371462A - Traffic marking for road surfaces : en
  • US2371491A - Selector mechanism for automatic phonographs : en
  • CH236761A - Process for the production of esters from acroleins. : de en
  • FR897073A - Braking system : en fr
  • US2371185A - Cable connector : en
  • US2371353A - Process for preparing reinforced ceramic material : en
  • AU1962945A - Improvements inthe treatment of white textile materials : en
  • US2371132A - Torque link : en
  • US2371266A - Surface sized paper product : en
  • ES5177Y - Box for the conservation of cap gas masks. : en es
  • CH236927A - Process for the preparation of a disazo dye. : de en
  • ES168999A1 - IMPROVEMENTS INTRODUCED IN THE CONSTRUCTION OF GENERATORS FOR SHEAR LAMPS INCANDESCENT : en es
  • ES168882A1 - IMPROVEMENTS INTRODUCED IN THE PROCEDURE OF OBTAINING 4-4 DIOXY 3-3 DIAMINO-ARSENOBENCENO-METALSULFOXINATO SODICO : en es
  • GB568085A - Improvements in devices for atomizing fuel for internal combustion engines : en
  • ES6651Y - Protective wire for electric lamps. : en es
  • FR897262A - Envelope for correspondence : en fr
  • US2371322A - Shank stiffener and method of : en
  • ES168895A1 - PROCEDURE FOR THE OBTAINING OF CHLORINE AND HYDROGEN BY ELECTROLYSIS OF CHLORIDE ACID : en es
  • CH236732A - Metal frame. : en fr
  • CH236925A - Process for the preparation of a disazo dye. : de en
  • CH236861A - Method for producing a device having a high vacuum-tight connection between a metal tube and a ceramic part. : de en
  • CA426153A - Electrical protective system : en fr
  • CH236760A - Process for the preparation of p-amino-p'-carbethoxyamino-diphenyl sulfone. : de en
  • ES12140U - Terminal for flexible wires, conductors of electric power in general to assemble and disassemble by hand (Machine-translation by Google Translate, not legally binding) : en es
  • FR897187A - Turbine for transforming the pressure of a fluid into work or vice versa : en fr
  • FR897242A - Warping machine improvements : en fr
  • US2371229A - Torque transmission : en
  • US2371122A - Control valve : en
  • US2371509A - Liquid gauge tube : en
  • US2371480A - Production of cyanamide reaction products : en
  • DK63257C - Device for Root Vegetable Harvesters for Lifting the Harvesting Tools. : da en
  • FR897272A - Depolymerized fruit pectins and their uses : en fr
  • US2371313A - Process for making plastic products : en
  • USD140558S - Key for tuning stringed instruments : en
  • USD140565S - Design for a hoe head : en
  • FR897218A - Tool powered by internal combustion engine with switch ignition : en fr
  • US2371291A - Transmission system : en
  • US2371299A - Ivarsonval-tyfe electrical : en
  • US2371343A - Vending machine mechanism : en
  • US2371404A - Submersible container : en
  • GB568048A - Improvements to multiple purpose metal cutting machine : en
  • FR897061A - Glue : en fr
  • US2371418A - Reaction of unsaturated organic : en
  • US2371419A - Container conveyer and distributor : en
  • ES9735Y - Safety bolt adaptable to latch. : en es
  • CH236896A - Tube made of cellulose-based material with an obliquely conical upper part. : de en
  • US2371371A - Variable-speed transmission : en
  • ES160935A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • US2371396A - Ice rink floor : en
  • FR897278A - Shuttle control mechanism : en fr
  • US2371336A - Motor operated door closing device : en
  • CH236730A - Device for producing homogeneous mixtures of solid and liquid, respectively. pulpy foods and beverages. : de en
  • ES168854A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • FR897134A - Improvement in gasifiers : en fr
  • ES168950A1 - DECIMETRIC SWITCH IN SPECIAL ALTERNATE SWITCH FOR RODEO LINES : en es
  • US2371234A - Retaining means : en
  • US2371421A - Wooden roof : en
  • US2371178A - Sijlphanilyl carbamic acro deriva- : en
  • US2371190A - Sheet handling apparatus : en
  • US2371589A - Hydraulic power transmission apparatus : en
  • AU1642344A - Improvements in or relating to fluid temperature control means : en
  • CH236755A - Process for carrying out catalytically accelerated conversions. : de en
  • FR897237A - Low current relay : en fr
  • FR897285A - Insole or shoe lining : en fr
  • ES168902A1 - IMPROVEMENTS IMPROVED IN PISTONS FOR ENGINES IN GENERAL : en es
  • FR897124A - Plate Wheels Flat Knitting Machine : en fr
  • FR897279A - Concrete floating body in particular boat hull : en fr
  • FR897246A - Regulating, controlling and similar devices for motor vehicles : en fr
  • US2371502A - Earth-moving machine : en
  • CA426137A - Solderless connector : en fr
  • FR897110A - Security entry cover for lock : en fr
  • US2371552A - Grinding machine : en
  • US2371445A - Snuffer and method of snuffing : en
  • FR897167A - Method of manufacturing brush-making articles, such as brushes, paint brushes and the like and a machine for its application : en fr
  • FR897151A - Magnetostrictive oscillator : en fr
  • GB567983A - Improvements in or relating to conveyors : en
  • CH236909A - Combination lock. : de en
  • US2371466A - Control mechanism for pressing machines : en
  • US2371575A - Game board : en
  • ES11214U - Sofa can be transformed into a bed and a bunk simultaneously. (Machine-translation by Google Translate, not legally binding) : en es
  • US2371561A - Ceiling jack : en
  • AU119637B2 - Improvements in or relating to platen printing machines : en
  • US2371231A - T h duff : en
  • FR897230A - Electric grinder for foodstuffs : en fr
  • GB568084A - Improvements in high vacuum process and apparatus : en
  • ES11207U - Cap on sharpeners with strawberry-shaped blade. (Machine-translation by Google Translate, not legally binding) : en es
  • US2371465A - Work driver : en
  • GB568007A - Method and apparatus for the conservation of fruit juices and vegetable juices : en
  • FR897256A - Shut-off valve, in particular for inflatable bodies, such as pneumatic life jackets, pneumatic cushions, and the like : en fr
  • FR897057A - Aircraft propeller hub : en fr
  • US2371138A - Forming die : en
  • DK63249C - Directional Radio transmitter, so-called Radio beacon. : da en
  • FR897198A - Improved variable flow pump with reversal of flow direction : en fr
  • US2371267A - Control means : en
  • USD140586S - Design for a dress : en
  • FR897190A - High frequency current generator : en fr
  • CA426084A - Hormone extraction : en fr
  • ES168880A1 - PROCEDURE FOR OBTAINING THE CELLULOSE : en es
  • US2371179A - Collating machine and method of : en
  • US2371223A - Intaglio printing press : en
  • US2371214A - Refrigeration : en
  • FR897205A - Electro-magnetic cathode ray deflection device : en fr
  • FR897059A - Method of manufacturing shaped bodies or strips of material : en fr
  • ES8424U - Folding apparatus for painters. (Machine-translation by Google Translate, not legally binding) : en es
  • ES7856Y - Improvements in canvas bags, burlap and similar fabrics. : en es
  • FR897165A - Device for soil fertilization : en fr
  • US2371487A - Record-card holder : en
  • FR897121A - Traction by levers helical transmissions and gears for all cycles : en fr
  • FR897282A - Lifting installation for residual water : en fr
  • USD140554S - Paley dispensing unit : en
  • US2371457A - Apparatus for determining the proportions of admixed immiscible liquids : en
  • CA426087A - Photometer : en fr
  • CH236773A - DC electric winders. : de en
  • GB568027A - Improvements in aids for deaf persons : en
  • FR897090A - Further training in centrifugal pumps : en fr
  • DK63247C - Method of Preparation of <IMAGE> 5-3-Acyloxyethiocholenic acid halide. : da en
  • CH236746A - Shoe with barrel made of wood. : de en
  • CA426145A - Sole edge inking machine : en fr
  • GB568076A - Improvements relating to compositions comprising mouldable polymers : en
  • ES10534U - Toy airplane. (Machine-translation by Google Translate, not legally binding) : en es
  • US2371193A - Dynamoeifgtbic machine : en
  • ES168892A1 - PROCEDURE TO RANDALLY USE THE ENERGY OF THE RIVERS : en es
  • CH236839A - Piston engine. : de en
  • US2371369A - Container : en
  • GB568039A - Milling and like machine tool : en
  • US2371388A - Automatic control system for aircraft : en
  • US2371426A - Cigarette and cigar holder : en
  • USD140564S - Design for a spoon or similar article : en
  • CH236743A - Device for guiding shuttles in a circular loom. : en fr
  • ES11146U - School portfolio. (Machine-translation by Google Translate, not legally binding) : en es
  • FR897114A - Process for obtaining soluble sulfonated derivatives from resin substances and derivatives obtained by this process : en fr
  • GB567970A - Improvements in or relating to the prevention of ice formation on aircraft : en
  • USD140575S - Design fob a combined sink and cabinet : en
  • CH236828A - Method for reducing leakage oil losses at the control plate of swash plate piston machines. : de en
  • US2371532A - Method of making fluid discharge nozzles : en
  • US2371548A - Valve : en
  • US2371162A - Spark plug : en
  • ES168959A1 - MANUFACTURING PROCEDURE OF CARBON CONGLOMERATES : en es
  • FR897098A - Automatic projection device : en fr
  • FR897257A - Polyamide manufacturing process : en fr
  • GB568002A - Improvements in or relating to valve gears, particularly applicable to internal-combustion engines : en
  • US2371512A - Draft control : en
  • US2371349A - Process of preparing plastic material : en
  • ES168551A1 - RELEVANT CINEMATOGRAPHIC PROJECTION SYSTEM : en es
  • US2371504A - Projector apparatus : en
  • CA426046A - Sheet material rod rolling apparatus : en fr
  • GB568069A - Improvements in or relating to apparatus for measuring or indicating distances between opposed surfaces or opposed parts of a continuous surface : en
  • ES168990A1 - PROCEDURE FOR MANUFACTURING INTERIORS OF ONE PIECE FOR BOARD USING THE SMALL WOODEN PLATE CUTS : en es
  • DK63262C - Self-tensioning Kloplan for Shafts. : da en
  • US2371389A - Tobacco compositions : en
  • CH236931A - Process for the preparation of a disazo dye. : de en
  • US2371324A - Gun battery : en
  • ES5266Y - File classifier. : en es
  • FR897153A - Clamp or fixing collar for two-piece mine props : en fr
  • CH236930A - Process for the preparation of a disazo dye. : de en
  • GB568088A - Improvements in and relating to tools for bending tubes or rods : en
  • ES168889A3 - AUTOMATIC FREEZING MACHINE FOR LIQUID SUBSTANCES OR ANY OTHER KIND : en es
  • ES11212U - Lock device. (Machine-translation by Google Translate, not legally binding) : en es
  • FR897298A - Electro-acoustic receiver : en fr
  • GB568023A - Improvements in portable fowl pens and like portable structures : en
  • FR897224A - Method and apparatus for separating coal from stones, using an unstable suspension : en fr
  • US2371204A - Flexible welt shoe construction : en
  • US2371183A - Window regulator mechanism : en
  • US2371222A - A compare : en
  • CH236724A - Method of burning cement. : de en
  • ES168088A1 - PROCEDURE FOR CONCENTRATING LIQUIDS THAT DEPOSIT MUDS, ESPECIALLY SULFURIC ACID : en es
  • CH236823A - Sealing device on piston engine. : de en
  • CH236888A - Procedure for leveling telecommunications connections. : de en
  • US2371411A - Machine for cutting or shearing sheets or plates of metal : en
  • US2371582A - Grinding apparatus : en
  • FR897103A - Development of reactance overvoltage coefficient measurement devices : en fr
  • US2371519A - Extension and reduction appliance : en
  • FR897164A - Removable dryer : en fr
  • ES167580A1 - PROCEDURE TO TREAT ZINC POWDERS FOR THE FUSION OF THIS : en es
  • IE16762L - Drying grain : en
  • US2371273A - Combination sweep bake : en
  • ES168901A1 - PROCEDURE TO CONVERT IN PLATES ALL KINDS OF BIRD FEATHERS : en es
  • US2371306A - Electrode holder : en
  • US2371507A - Coupling : en
  • US2371566A - Bookbinding method and means : en
  • US2371221A - Dyeing process : en
  • ES165986A3 - PROCEDURE FOR PERMANENT HAIR CURLING BASED ON CHEMICALS IN LIQUID, PASTE OR POWDER BY COLD APPLICATION : en es
  • DK63253C - Adjustable oil burner. : da en
  • FR897180A - Apparatus for providing closure of an electrical circuit for any one of a number of predetermined periods of time : en fr
  • GB568026A - Improvements in potato planting machines : en
  • GB568042A - Improvements in and relating to catamenial tampons : en
  • US2371309A - Slide fastener : en
  • ES11199U - A conditioner kit for blood transfusion devices (Machine-translation by Google Translate, not legally binding) : en es
  • ES11109U - Travel grinder for grinding coffee and other beans : en es
  • ES6077Y - Textile fiber, textile and rubber hose. : en es
  • ES11202U - Board actionable to contain various instructional or recreational elements. (Machine-translation by Google Translate, not legally binding) : en es
  • GB567989A - Improvements in helicopters : en
  • US2371494A - Electric cord terminal : en
  • CA426134A - Electric condenser : en fr
  • CA426040A - Combined electrical and mechanical power structure : en fr
  • US2371518A - Rotary take-up for sewing machines : en
  • US2371130A - Cable tension regulator : en
  • US2371368A - Vehicle : en
  • ES168976A1 - APPARATUS TO MATCH FILMS : en es
  • GB568035A - Aircraft engine mounting : en
  • GB567981A - Improvements in or relating to control valves for vehicle servo brakes : en
  • FR897096A - Direction indicator for trucks and the like : en fr
  • US2371542A - Synchronized feed bed and stationary microfilm camera : en
  • CH236774A - Carbon paper with handling edge. : de en
  • CH236919A - Process for the preparation of a quaternary ammonium salt. : de en
  • FR897118A - Flexible and adhesive sheet that can be used for the protection, reinforcement or decoration of objects of all kinds : en fr
  • FR897088A - Autonomous projector lamp for all applications : en fr
  • US2371226A - Steam generator : en
  • FR897280A - Improvement in the identification of controls and pipes used in aeronautical constructions : en fr
  • US2371433A - Tool supporting rack : en
  • NL55010C - : en
  • FR897051A - Beta-halogenated alkyl chlorocarbonates and process for preparing these products : en fr
  • FR897119A - Textile processing apparatus : en fr
  • GB567974A - Apparatus for analysing gas : en
  • US2371205A - Coiled : en
  • US2371578A - Nested food carrying equipment : en
  • CH236720A - Lining pipe for transferring gas exhaust pipes into a gas exhaust duct. : de en
  • ES167456A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE MAIN PATENT : en es
  • IS338A7 - Method and tool for scaling fish : en is
  • US2371186A - Can closing machine : en
  • US2371406A - Magazine for safety razor blades : en
  • US2371373A - Balanced frequency modulation system : en
  • ES168842A1 - AUTO-COMPRESSORS-EXPLOSORS WITH PISTONS OR VASTAGOS IN VAIVEN : en es
  • FR897082A - Electric heater : en fr
  • US2371154A - Window construction : en
  • US2371206A - Tractor mower : en
  • US2371304A - Apparatus for forming cup-shaped : en
  • FR897162A - Process for collecting aluminum triformate : en fr
  • FR897244A - Snap-in : en fr
  • GB568083A - Improvements in and relating to landscape and seascape models and the like : en
  • CA426079A - Supplemental metallic window unit : en fr
  • ES168678A3 - VARIABLE OUTPUT ELECTRIC TRANSFORMER APPARATUS : en es
  • US2371235A - Light colored flexible lac : en
  • US2371583A - Cinder collector : en
  • GR10326B - SHIELDING OF BUILDING TILES MADE BY MIXING VARIOUS SUBSTANCES WITH STRINGS OF WOOD FOR PRESSURE. : el en
  • ES11200U - New nozzle applicable to deboning machines of all kinds of fruits, especially olives (Machine-translation by Google Translate, not legally binding) : en es
  • FR897294A - Device for using vacuum in carbureted engines : en fr
  • AU1939145A - Improvements in bank strips for automatic telephone equipment : en
  • US2371384A - Child's swing : en
  • US2371448A - Toilet dish : en
  • US2371549A - Rake attachment for vehicles : en
  • DK63267C - Shock fire pipes. : da en
  • US2371562A - Loom : en
  • US2371417A - Filter : en
  • CA426141A - Liquid grease and lubricant : en fr
  • ES9980U - Foldable locker blocks (Machine-translation by Google Translate, not legally binding) : en es
  • CA426122A - Phase difference measuring apparatus : en fr
  • ES11166U - Safety pin for fastening shirt, collar, cufflinks and other similar buttons. (Machine-translation by Google Translate, not legally binding) : en es
  • ES8785Y - Special organization screw, applicable in general mechanical work and machinery. : en es
  • US2371171A - Spring clevis : en
  • FR897247A - Plan sieve : en fr
  • ES168952A1 - DISPOSITION OF VALVULAR AMPLIFIERS THAT PROVIDES OF AN AUTOMATIC DEVICE TO REGULATE THE DEGREE OF AMPLIFICATION : en es
  • FR897277A - Rotating mechanical brush with centrifugal action : en fr
  • US2371531A - Magnesium base alloy : en
  • US2371307A - Purification of organic compounds : en
  • ES11205U - Bracelet-dressing table for ladies. (Machine-translation by Google Translate, not legally binding) : en es
  • CH236873A - Process for the production of electric incandescent lamps with a base fused to the neck of the lamp bulb. : de en
  • CH236922A - Process for the preparation of a 1-acylamino-aryl-5-pyrazolone. : de en
  • CH236766A - Process for the production of black pigments. : de en
  • US2371146A - Lasting machine : en
  • US2371375A - Quick-detachable faucet connection : en
  • USD140589S - Automatic actuator for movable parts of an airplane : en
  • CA426055A - Tin coating brightening method : en fr
  • FR897208A - current pulse emitter for electric bomb drops : en fr
  • GB568055A - Improvements in and relating to pressure relief devices : en
  • US2371515A - Method and means for grinding chasers : en
  • US2371124A - Method of making sheet metal : en
  • CH236786A - Front tie. : de en
  • FR897166A - Improvements to brush articles, such as brushes, paint brushes and the like : en fr
  • FR897225A - Method and equipment for piloting aircraft, in particular for altitude guidance for blind landing : en fr
  • US2371250A - Centrifugal or rotary pump : en
  • CH236736A - Method for straightening cookware. : de en
  • CH237030A - Electrical quotient meter. : de en
  • DK63263C - Air supply device for Rear Engine Vehicles for Cooling the Engine. : da en
  • ES168827A1 - AXIAL DISPLACEMENT MECHANISM FOR AXES : en es
  • FR897112A - Apparatus for chemical reactions especially for neutralization reactions, sulfonation reactions or others : en fr
  • CH236723A - Lining for cement rotary kilns. : de en
  • US2371227A - Fluid clutch : en
  • US2371314A - Heat sealable waxed wrapping sheet : en
  • US2371484A - Typesetting machine : en
  • US2371216A - Dispenser : en
  • US2371451A - Universal indicator clamp : en
  • US2371576A - Transformer : en
  • US2371287A - Igniting tip for cigarettes : en
  • CH236799A - Photographic lens consisting of three individual lenses. : de en
  • CA426121A - Indicating device : en fr
  • CA426051A - Game board : en fr
  • CA426140A - Sulphurized lubricating oil : en fr
  • CH236881A - Device for making permanent waves. : de en
  • FR897189A - Photoelectric device for determining print run values for color films : en fr
  • IE16882L - Treatment of flour : en
  • CH236944A - Control device for the hydraulically operated ram of an injection molding machine. : de en
  • FR897092A - Spoon : en fr
  • US2371354A - Adjustable picking motion : en
  • US2371450A - Pneumohydraulic ram : en
  • CH236782A - Press, in particular for photographic purposes. : de en
  • CH236763A - Process for the production of an estrogenic substance. : de en
  • US2371157A - Governor : en
  • US2371210A - Support for wiring receptacles : en
  • US2371458A - Camouflage fabricating machine : en
  • CH236849A - Arrangement for operating a device which carries out actions on impulses. : de en
  • FR897159A - Method, mill and device for milling the shell surfaces of cross-toothed milling cutters : en fr
  • CH236866A - Device for charging a capacitor to a predetermined voltage. : de en
  • US2371342A - Process for treating hydrocarbons : en
  • US2371443A - Closed feed system for steam power plants : en
  • CA426098A - Internal combustion engine : en fr
  • CA426095A - Pipe bending tool : en fr
  • US2371488A - Core bit : en
  • FR897113A - Electric hotplate for stove or others : en fr
  • FR897140A - Rotary weaving machine : en fr
  • FR897217A - Tool driven by internal combustion engine with fuel tank parallel to crankcase and riser pipe : en fr
  • CH236816A - Grinding machine. : de en
  • CH236924A - Process for the preparation of a 1-acylaminoaryl-5-pyrazolone. : de en
  • FR897067A - Process for manufacturing polycondensation products comprising amide groups in their chain : en fr
  • US2371364A - Fire extinguisher : en
  • FR897196A - Process for preparing glues providing strong bonds to water and bacteria : en fr
  • ES168993A1 - IMPROVEMENTS IN THE MANUFACTURE OF BRAID SOLE FOR ALPARAGATA AND SIMILAR CLASSES : en es
  • US2371565A - Punch and die mechanism : en
  • FR897072A - Tilting magazine or cassette holder applicable in particular to X-ray rooms : en fr
  • CA426069A - Flask charging and moulding machine : en fr
  • ES11158U - Diffuser device applicable to cream skimmers, for the production of custard, by finally divided air insufflation. (Machine-translation by Google Translate, not legally binding) : en es
  • GB567973A - Methods of jointing paper and other non-metallic rods and tubes : en
  • CA426108A - Travelling grate bar : en fr
  • ES11197U - Simplified curler for the hair ripple. (Machine-translation by Google Translate, not legally binding) : en es
  • FR897155A - Improvements to demountable boats : en fr
  • US2371170A - Can soldering mechanism : en
  • US2371335A - Rotary heating furnace : en
  • US2371496A - Protective arrangement : en
  • ES9281Y - Device to prevent theft of pump motors. : en es
  • FR897160A - Rotary welding table, especially for welding circular joints : en fr
  • FR897129A - Rubber buffer for vibrating machines, e.g. for resonance sieves : en fr
  • ES168908A1 - AUTOMATIC CASTING DEVICE FOR TOMAVISTAS CINEMATOGRAFICAS APPARATUS : en es
  • FR897171A - Internal combustion engine with combustion chamber arranged inside the iston and with fuel injection nozzle arranged on the side of the cylinder : en fr
  • US2371321A - Waste-collecting system for : en
  • USD140569S - Design for a light fixture : en
  • ES8356U - Recreational game. (Machine-translation by Google Translate, not legally binding) : en es
  • GB568079A - Manufacture of cyclic ketones of the tetrahydrothiophene series : en
  • US2371556A - Collapsible air conduit : en
  • FR897209A - Process for the recovery of alkali in the alkaline disintegration of cellulose : en fr
  • US2371464A - Machine for bending articles : en
  • ES167958A1 - IMPROVEMENTS IN THE INDUCTION CLUTCHES : en es
  • FR897199A - Manufacturing process of steel wires and tapes for magnetic sound recordings : en fr
  • FR897222A - Process for the production of tannins : en fr
  • FR897126A - Semi-continuous retort or chamber furnace : en fr
  • FR897117A - Self-cleaning lubricant for foundry and ceramic molds : en fr
  • ES168989A1 - BALANCING MACHINE : en es
  • FR897234A - Electrical installation : en fr
  • US2371137A - Lignin stjlphonic acid compounds in : en
  • US2371285A - Reactance tube : en
  • US2371268A - Generator field structure : en
  • US2371377A - Toolholder : en
  • US2371536A - Treatment of nylon for modifying : en
  • FR897297A - Processes for improving the binding properties of residual cellulose sulfitation liquors : en fr
  • US2371241A - Pkotectionrdevice : en
  • ES168924A3 - CONSTRUCTION SYSTEM OF UNDERGROUND DEPOSITS FOR HYDROCARBON STORAGE : en es
  • ES11163U - Instructional game with toy parachutist (Machine-translation by Google Translate, not legally binding) : en es
  • ES8380Y - Table football. : en es
  • FR897223A - Gold and copper alloys containing phosphorus : en fr
  • US2371169A - Spring suspension fob railroad cars : en
  • US2371163A - Manufacture of aromatic compounds : en
  • FR897176A - Cold-stamped bolt machining process with remarkable characteristics of precision, finish and strength : en fr
  • FR897116A - Heater device to facilitate the starting of gasifier engines : en fr
  • GB568032A - Improvements in or relating to twisting spindles for spinning, twisting and like machines : en
  • ES11108U - Cartridge spare container for distributors of pasty substances. (Machine-translation by Google Translate, not legally binding) : en es
  • ES168823A1 - IMPROVEMENTS IN THE MANUFACTURE OF KEYS OF PASS FOR FLUID CONDUCTIONS : en es
  • ES168886A1 - MECHANICAL HAMMER : en es
  • ES9250Y - Detachable metal hutch with overlapping floors. : en es
  • ES168689A1 - PROCEDURE FOR THE ELABORATION OF CINEMATOGRAPHIC FILMS WHOSE DECORATED ARE OBTAINED IN PART THROUGH TRICKS OR MODELS : en es
  • ES168961A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • GB568066A - Substitute for metal castings : en
  • ES168963A1 - PROCEDURE FOR THE MANUFACTURE OF RUBBER THREADS : en es
  • FR897293A - Inclined gear pump : en fr
  • US2371326A - Drop staff brake mechanism : en
  • US2371586A - Sheet metal container and closure seal therefor : en
  • US2371194A - Container : en
  • US2371489A - Drill bit : en
  • USD140566S - Design foe a magazine rack : en
  • ES168502A1 - IMPROVEMENTS INTRODUCED IN IMPULSING MECHANISMS : en es
  • ES167892A1 - ELASTIC SUPPORT FOR THE AXLES OF VEHICLES THAT CIRCULATE ON LANES : en es
  • ES166732A1 - SEMIAUTOMATIC DEVICE FOR DISCHARGE OF CISTERNAN WATER : en es
  • FR897288A - Tolerance control device in the dimensions of the parts with electro-acoustic indication of the test result : en fr
  • CH236771A - Process for the production of a tanning agent. : de en
  • US2371526A - Signaling device : en
  • US2371303A - Method and apparatus tor grinding : en
  • CH236874A - Apparatus for improving nasal breathing. : de en
  • AU129485B2 - Improvements relating to radio aerials for lifeboats and similar small craft : en
  • FR897264A - Bag for cement and similar products : en fr
  • GB568028A - An improved mounting for shaving mirrors and other devices or members : en
  • ES9116Y - Template type. : en es
  • ES11181U - Shutter closure for ladies' and similar bags. (Machine-translation by Google Translate, not legally binding) : en es
  • US2371166A - Sealing means : en
  • US2371333A - Organic detergents for lubricating oil : en
  • US2371431A - Beverage dispensing apparatus : en
  • AU128717B2 - Improvements inthe washing of textiles andin detergents therefor : en
  • CH236897A - Closure for tubes. : de en
  • FR897157A - Twisting machine for wet synthetic yarns in cellulose hydrate : en fr
  • US2371219A - Pressure regulator : en
  • US2371517A - Fishhook holder : en
  • FR897055A - Threading and feed device for machine tools : en fr
  • FR897058A - Multiple contactor allowing simultaneous control of a large number of electrical circuits : en fr
  • US2371260A - Coin-actuated device : en
  • US2371588A - Centrifugal pump or the like : en
  • FR897169A - Improvements to centrifugal pumps : en fr
  • USD140577S - Design fob a pair of tongs : en
  • USD140587S - Design for a jewelry finding : en
  • FR897249A - Electrical signaling systems for the transmission of code signals by alternating currents : en fr
  • SE113470C1 - : en
  • ES11192U - Device to cook milk. (Machine-translation by Google Translate, not legally binding) : en es
  • ES168940A3 - PROCEDURE FOR PREPARING CELLULOSE FILMS : en es
  • ES168050A1 - PROCEDURE FOR COMPRISING PULVERULENT OR FINE GRAIN MATERIAL, ESPECIALLY CARBON : en es
  • FR897125A - Method and device for testing cross-placed wires : en fr
  • FR897084A - Electrically operated tiller : en fr
  • ES168394A1 - PROCEDURE TO DETERMINE FROM A POINT OF OBSERVATION THE COURSE AND THE PENDING OF THE AIRCRAFT IN PROGRESS : en es
  • FR897091A - Manufacturing process of saddle carriage axles and products obtained : en fr
  • US2371422A - Sugar beet harvester and topper : en
  • CA426111A - Manganese base alloy : en fr
  • DK63259C - Means to control plants that are harmful to plants. : da en
  • CA426156A - Metal working machine : en fr
  • CA426100A - Detergent : en fr
  • CA426149A - Clamping fixture : en fr
  • US2371144A - bronander : en
  • CH236933A - Process for the preparation of a disazo dye. : de en
  • FR897241A - Multiple roller control for conveyor belts, especially for those used underground in mining operations : en fr
  • US2371473A - Wax composition : en
  • CH236765A - Process for the production of a reddish-tinged blue sulfur dye. : de en
  • CH236876A - Process for the preparation of an N-substituted imino-di-fatty acid amide. : de en
  • AU1027143A - Improvements in keying control methods and systems : en
  • US2371213A - Apparatus for forming batch bodies : en
  • US2371277A - batho : en
  • US2371444A - Water conditioner : en
  • US2371571A - Manufacture of footwear : en
  • CH236759A - Process for the preparation of a lactone of the cyclopentanopolyhydrophenanthrene series. : de en
  • CH236754A - Evaporator. : de en
  • AU119653B2 - Improvements in telephone systems : en
  • CH236770A - Process for the manufacture of a liquid soap-like detergent. : de en
  • CH236836A - Mixer for wood gas and charcoal gas engines. : de en
  • USD140585S - Design fob a doll : en
  • AU129041B2 - Improvements in or relating to dimethyl silicone elastomers and method of preparing the same : en
  • CH236864A - Device for maintaining a permissible wire tension in coil winding machines. : de en
  • CA426056A - Insulated outlet receptacle : en fr
  • CH236867A - Circuit arrangement for contact converters. : de en
  • CH236745A - Manually operated reel. : de en
  • FR897245A - Device for adjusting the cut-in or coupling pressure and the oil pressure, for example in automatic and semi-automatic mechanisms of motor vehicles : en fr
  • GB568010A - Improved apparatus for treating burns, wounds and the like : en
  • GB567992A - Improvements relating to the manufacture of ice cream : en
  • ES168883A1 - PROCEDURE FOR THE PREPARATION OF AN AMINO ACID PREPARATION, INTENDED FOR THE INTRAVENOUS ADMINISTRATION OF FOODS : en es
  • ES168979A3 - IMPROVEMENTS MADE IN THE MANUFACTURE OF MECHANICAL INDICES : en es
  • CA426064A - Multiple disc shaft lock : en fr
  • CH236764A - Process for the production of a new azo dye. : de en
  • ES168342A1 - AUTOMATIC RING FOR BICYCLE ADAPTABLE TO THE FRONT WHEEL WITH THE DEVICE FOR ADAPTATION : en es
  • ES8590Y - Electric kitchen. : en es
  • FR897291A - Rail current circuit breaker : en fr
  • CH236798A - Logarithmic calculator. : en fr
  • CA426058A - Dispensing package : en fr
  • CH236939A - Process for the preparation of a fuel-soluble dye. : de en
  • CA426080A - Metal surface coating method : en fr
  • CA426107A - Hoist retractable spud support : en fr
  • AU119635B2 - Double-acting velocity type shock absorber : en
  • CH236784A - Heel link for ski bindings. : de en
  • CH236827A - Speed control gear with single cone pulleys. : de en
  • ES167894A1 - PROCEDURE FOR THE CURVATURE OF GLASSES, CRYSTALS AND OTHER VITREOUS MATERIALS : en es
  • ES4444Y - New type of cardboard chipboards : en es
  • FR897130A - Assembly body to constitute siphons of variable height for automatic flushing : en fr
  • ES4891Y - Dosing tap. : en es
  • CA426136A - Aircraft automatic pilot : en fr
  • ES168954A1 - IMPROVEMENTS IN WELDING MACHINES ELECTRICALLY BY POINTS : en es
  • FR897248A - Low frequency amplifier and electrodynamic speaker system : en fr
  • CA426042A - Window screen : en fr
  • CH236858A - Electron tube. : de en
  • FR897062A - Uneven pitch boring and milling tool : en fr
  • GB567991A - Improvements in or relating to adjusting means for vehicle brakes : en
  • FR897142A - Process for the preparation of alkali salts of the glycolic acid ether of cellulose soluble or swellable in water : en fr
  • FR897158A - Device for applying a wire or a bundle of wires to a pair of cylinders : en fr
  • CH236837A - Auxiliary mixing device, for supplying an internal combustion engine with gaseous fuel. : en fr
  • USD140592S - Truck crane : en
  • FR897075A - Method and device for transmitting or receiving wave energy with different directional characteristics : en fr
  • ES11198U - Shaving soap bar with partial cork sheet coating. (Machine-translation by Google Translate, not legally binding) : en es
  • CA426120A - Paper testing apparatus : en fr
  • US2371209A - Skelp welding unit with rolls : en
  • US2371590A - Control system : en
  • CH236890A - Radio receiver with one or more tuning circuits and spread spectrum. : de en
  • ES11160U - Bottles or containers and one-source stopper for liquids. (Machine-translation by Google Translate, not legally binding) : en es
  • US2371128A - Article handling and leakage : en
  • US2371595A - Locking for screw threaded male parts : en
  • US2371245A - Process fob the manufacture of : en
  • US2371425A - Protector for fruit boxes : en
  • AU1963245A - Improvements relating to radio aerials for lifeboats and similar small craft : en
  • ES7493Y - Electric fluid switch key. : en es
  • US2371187A - Hydeauijcally operated pitch chang : en
  • US2371274A - Sanding device for automobiles : en
  • US2371555A - Variable speed control system : en
  • US2371180A - Roofing : en
  • CH236807A - Device for pressing the bottom of the thread and the bottom of the thread part of threaded workpieces tapering off in the outer diameter in order to increase the durability of the thread. : de en
  • DK63258C - Cleaning and sorting device for double-cleaning threshers. : da en
  • ES9925Y - Tie type. : en es
  • GB568040A - Improvements relating to pedal propelled vehicles for children : en
  • ES168968A1 - AUTOMOTIVE COMPENSATION APPARATUS FOR SERIOUS SHORTENING OF THE LOWER LIMB OR FOR PROTECTION BY TOTAL OR PARTIAL MUTILATION OF FEET : en es
  • GB567975A - Improvements in or relating to vehicles : en
  • GB568041A - Preparation of sulphonyl aryl biguanides : en
  • FR897070A - Cylinder head, in particular for internal combustion engines cooled by compressed air : en fr
  • US2371147A - Preparation op unsaturated ali : en
  • US2371283A - Pulley xx : en
  • USD140576S - Tackett toy building : en
  • CH236905A - Tire inflation device. : de en
  • FR897287A - Device for coating a rigid core with a plastic material, applicable in particular to electrodes and solder wires : en fr
  • ES168941A3 - IMBIBITION PREPARATION PROCEDURE COLOR REPRODUCTIONS : en es
  • FR897173A - Photographic or cinematographic camera with photoelectric light meter integral with it : en fr
  • ES168936A3 - PROCEDURE FOR THE TREATMENT OF COLLOIDAL DYING SUSPENSIONS : en es
  • FR897259A - Process for manufacturing porous soft bodies made of thermoplastic materials : en fr
  • DK63254C - Procedure for the production of ointments based on glycation. : da en
  • FR897076A - Gasifier for gas extraction systems : en fr
  • GB568049A - Improvements in or relating to opposed piston internal combustion engines : en
  • US2371340A - Torpedoproof battleship : en
  • FR897077A - Process for treating construction plates or tiles : en fr
  • ES10369Y - Elastic tube of corrugated and welded sheet metal with reinforced concrete protection reinforcement. : en es
  • FR897233A - Control of gas or vapor discharge vessels by ignition electrodes : en fr
  • CA426110A - Welding method : en fr
  • ES10588Y - Electric plate holder. : en es
  • US2371129A - Aer refrigerating apparatus : en
  • US2371212A - Shellac modified with primary : en
  • US2371577A - Preparation of methyl vinyl ketone : en
  • CA426076A - Metal working machine : en fr
  • ES11186U - Improved charcoal briquette. (Machine-translation by Google Translate, not legally binding) : en es
  • ES167915A1 - PNEUMATIC SANDLE FOR VEHICLES THAT CIRCULATE ON LANES : en es
  • GB567984A - Mercury current collector, particularly for unipolar dynamo-electric machines : en
  • ES168962A1 - IMPROVEMENTS IN THE MACHINES OF MANUFACTURING NOODLES AND OTHER LONG PASTES FOR SOUP : en es
  • CH236833A - Method for keeping the running of several free piston machines synchronized and device for carrying out the method. : de en
  • CA426075A - Filled can jetting mechanism : en fr
  • AU815543A - Improvements in telephone systems : en
  • ES168890A1 - MECHANICAL SYSTEM FOR THE MOVEMENT OF HEADS OR PHOTOGRAPHIC MACHINES, WHETHER IN A HORIZONTAN, VERTICAL OR TRANSFERING SENSE : en es
  • GB568086A - Improvements in and relating to dough kneading pans : en
  • US2371177A - Feeding device : en
  • GB568000A - Improvements in or relating to the prevention of scale formation from water : en
  • GB568012A - Improvements in or relating to rotary machines for drying photographic prints and the like : en
  • CH236762A - Process for the preparation of p, p'-dibromodiphenyldichloroethane. : de en
  • CH236899A - Motor vehicle with two-point bearing engine transmission block. : de en
  • SE113424C1 - : sv
  • US2371125A - Method of making gun barbel : en
  • US2371208A - System of continuous fermentation : en
  • ES10093U - Absorbent cloth for different uses, especially to serve as a sanitary napkin. (Machine-translation by Google Translate, not legally binding) : en es
  • CH236844A - Detachable connection block for telephone cord. : en fr
  • CH236901A - Small tractor. : de en
  • US2371150A - Multiple magazine loading mecha : en
  • CH236900A - Automobile. : de en
  • CH236884A - Circuit arrangement for phase shift alternating current telegraphy. : de en
  • CA426066A - Preformed building unit : en fr
  • CH236847A - Mechanism selectively operated by pulses. : en fr
  • CH236834A - Device for charging internal combustion engines with at least one pair of rows of cylinders, in particular for motor vehicles. : de en
  • ES11185U - Improved charcoal briquette. (Machine-translation by Google Translate, not legally binding) : en es
  • CH236910A - Method for operating a dual-power thermal-electric locomotive. : de en
  • CH236718A - Hollow beam. : de en
  • CH236928A - Process for the preparation of a disazo dye. : de en
  • AU1967245A - Improvements in or relating to treatment of liquids : en
  • US2371455A - Electric switch mechanism : en
  • CH236752A - Process for the manufacture of a nitrogenous product, in particular for feeding purposes. : de en
  • CA426045A - Knitting method and fabric : en fr
  • CA426119A - Alpha-(4-methyl-phenyl)-beta-methylamino-propane : en fr
  • US2371435A - Vise : en
  • US2371569A - Combination steaming and pressing iron : en
  • CA426038A - Lock nut : en fr
  • CA426125A - Pentaerythrite preparing method : en fr
  • CA14019S - Compact : en
  • US2371574A - Automatic transmission : en
  • CH236893A - System for the transmission of an alarm signal. : de en
  • US2371408A - Refining mineral oil : en
  • US2371547A - Pressure exerting mechanism : en
  • US2371202A - Air mixing apparatus : en
  • USD140581S - Combined reflector bulb and clamp : en
  • CA426150A - Heat exchanger turbulence strip : en fr
  • CH236903A - Wheel with solid rubber tires. : de en
  • CA426065A - Fuel tank : en fr
  • US2371400A - Bearing construction : en
  • CH236789A - Shooting toy. : de en
  • US2371305A - Method of making skis : en
  • CH236775A - Closing device for packaging purposes. : de en
  • CA426041A - Solenoid type electro-magnet : en fr
  • CH236879A - Sprayer. : en fr
  • CA426112A - Coating for fibrous glass strands : en fr
  • US2371165A - Wide aperture objective : en
  • US2371356A - Method of producing steel billets : en
  • US2371376A - Work support for side seam welding : en
  • US2371140A - Container handling means : en
  • CH236918A - Process for the preparation of a quaternary ammonium salt. : de en
  • US2371282A - Front-band construction for : en
  • FR897104A - Solder lamp : en fr
  • US2371503A - Hydraulic brake : en
  • US2371338A - Collar stay : en
  • GB568015A - Improvements in or relating to the manufacture of melamine : en
  • ES168958A1 - IMPROVEMENTS INTRODUCED IN LSO SHIELDS FOR RAIL VEHICLE AXIS BOXES : en es
  • GB568008A - Improvements in protective devices for metal vapour electric discharge converters : en
  • GB568021A - Improvements in or relating to cinematograph projection systems : en
  • GB568009A - Improvements in or relating to toxicological preparations : en
  • CA426157A - Crystal novelty and paperweight : en fr
  • CH236882A - High altitude breathing system. : de en
  • US2371315A - Press for cutting sheet metal : en
  • US2371215A - Refrigerating apparatus : en
  • FR897154A - Spark plug for internal combustion engines : en fr
  • GB568030A - Improvements in ball for socket joints : en
  • US2371271A - Blasting cap package : en
  • US2371233A - Rayon : en
  • ES168421A1 - NEW RETENTION VALVE SYSTEM FOR AIR CHAMBERS FOR BIKE, MOTORCYCLE, MOTOR VEHICLES AND FOR ANY OTHER APPLICATION : en es
  • ES168998A1 - INSTALLATION INTENDED TO HYDROGENATE OILS AND GREASES : en es
  • ES11182U - Device for the treatment of water in order to prevent corrosión and deposition of scale in the thermal or mechanical devices that it has to cover. (Machine-translation by Google Translate, not legally binding) : en es
  • FR897109A - Inguinal hernia bandage enhancements : en fr
  • US2371184A - Spooling machine : en
  • FR897211A - Lighting device for printers and enlargers : en fr
  • GB568082A - Improvements in or relating to means for preventing the freezing of moisture carriedin suspension by air or gas : en
  • FR897269A - Process for the manufacture of adsorbent powders, intended in particular for the care of infants and small children : en fr
  • FR897089A - Improvements to insulators : en fr
  • GB568022A - Improvements in or relating to steam boilers : en
  • ES167358A1 - MANUFACTURING PROCEDURE OF A STIMULATING AGENT : en es
  • ES168914A3 - IMPROVEMENTS MADE IN THE MANUFACTURE OF CHARCOALS FOR ELECTRICAL APPLICATIONS : en es
  • GB568057A - Improvements in caps for wear : en
  • FR897101A - Improvements made to gasifiers, in particular those for motor vehicles : en fr
  • FR897178A - Improvements to constructions comprising panels and to the processes for establishing these panels : en fr
  • ES168165A1 - CAR BED FOR RAILWAYS : en es
  • GB567988A - Improvements in or relating to the manufacture of metal openwork joists and girders for use in building construction : en
  • GB568046A - Improvements in or relating to cabinets or racks for papers : en
  • US2371545A - Hydrogen peroxide bleach : en
  • FR897115A - Marine thruster : en fr
  • US2371243A - Pixot-staxic tube testing connection : en
  • US2371594A - Photographic contact printer : en
  • US2371478A - Boat hull : en
  • US2371276A - adams : en
  • FR897086A - Tuned circuits for ultra-short waves : en fr
  • FR897295A - Sprinkler turnstile : en fr
  • GB568064A - Paper making machines : en
  • ES168855A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • US2371240A - Golg-s : en
  • CH236862A - Electric capacitor. : de en
  • ES168466A1 - MANUFACTURING PROCEDURE OF PENCILS WITH A SOLID PEAK OR COMPACT AND HARDENED BLOCK : en es
  • FR897122A - Steam and air thermal power plant : en fr
  • ES167457A1 - PROCEDURE FOR THE CONSTRUCTION OF BUILDINGS OF ALL KINDS, MADE ESPECIALLY OF WOODEN CONCRETE : en es
  • DK63250C - Contact ring variometer and Apparatus with such. : da en
  • US2371585A - High-pressure valve : en
  • FR897266A - Flow meter : en fr
  • FR897150A - Friction wheel transmission : en fr
  • US2371537A - Spoon holder : en
  • ES168994A1 - PROCEDURE FOR THE FORMATION OF GRAFITATED SURFACES ON VARIOUS SUPPORTS : en es
  • FR897200A - Virtually impedance-free AC resistance : en fr
  • FR897232A - Method for electric resistance welding of good conductive metals : en fr
  • GB568005A - Improvements in or relating to printing devices for printing machines such as addressing machines : en
  • FR897097A - Process for manufacturing glue from animal hair : en fr
  • US2371382A - Cellular rubber chloride : en
  • FR897271A - Preparation, from cellulose raw materials and by the sulphite process, of cellulose suitable for subsequent chemical transformations : en fr
  • GB568065A - Methods of jointing plastic tubes : en
  • CA426091A - Electric lamp manufacture : en fr
  • US2371386A - Latch and keeper combination : en
  • US2371475A - Electrical heating device or element : en
  • DK63256C - Weight for Weighing Liquids. : da en
  • GB568078A - Improvements in or relating to anti-adhesion fluids for penetrating and reducing rubber-to-metal adhesions : en
  • GB567986A - Improvements in and relating to rotary ported disc valves : en
  • ES168491A1 - METHOD FOR THE SUPERFICIAL HARDENING OF METAL PARTS : en es
  • FR897175A - Aircraft interior heating installation : en fr
  • FR897290A - Viscose ripening process : en fr
  • GB568059A - Method and apparatus for the manufacture of handle attachments for paper bags : en
  • US2371301A - Shoe bottom finishing machine : en
  • USD140553S - Link chain for a bracelet or similar article : en
  • ES11178U - Apparatus, rangefinder. : en es
  • ES168887A1 - PROCEDURE TO PRODUCE A MIRROR OF GLASS FIBER OR SIMILAR : en es
  • FR897100A - Method and apparatus for automatic color selection : en fr
  • US2371192A - Testing apparatus : en
  • US2371133A - Hydrazides containing hydroxyal : en
  • ES168916A1 - PROCEDURE FOR CALCULATING THE SEAT CHANGES IN THE BOW AND AFTER SHIPS, BY ADDITION OR STRUCTION OF WEIGHTS, AS WELL AS THE MAGNITUDE OF SUCH PESOS AND THEIR SITES WHEN PRINT OR EMERSION IS KNOWN : en es
  • FR897236A - Construction method : en fr
  • FR897255A - Centrifugal force regulator : en fr
  • US2371437A - Fluorescent lamp applying means : en
  • FR897202A - Tetrakisazo dyes and their preparation process : en fr
  • US2371403A - Bulk material squeezer : en
  • CH236802A - Process for the production of low-carbon materials containing at least 50% iron. : de en
  • FR897143A - Use of lean gas for heating bakery ovens, and its equipment : en fr
  • ES11201U - Draft. (Machine-translation by Google Translate, not legally binding) : en es
  • FR897087A - Improvements to gasifiers operating with mineral coals : en fr
  • GB568034A - Method of and apparatus for ciphering and deciphering texts : en
  • US2371300A - Knockdown office partition : en
  • US2371499A - Modified polymerization of vinyl aromatic compounds : en
  • CH236877A - Film for disinfection purposes. : de en
  • DK63261C - Mechanical Relay. : da en
  • FR897238A - Process for the separation of gas mixtures or of circulating gases and vapors : en fr
  • US2371224A - Pipe coating apparatus and method : en
  • US2371263A - Coded track circuit signaling : en
  • USRE22619E - Concrete pipe making machine : en
  • DK63252C - Cross-magnetized DC machine and coupling with such a machine. : da en
  • ES9230Y - Dust mask. : en es
  • CA426092A - Nitriding hardening process : en fr
  • CH236863A - Ignition device for discharge apparatus. : de en
  • US2371424A - Liquid applying machine : en
  • USD140584S - Design fob a dress : en
  • US2371127A - Floating reamer : en
  • US2371279A - brumley : en
  • US2371580A - Die press : en
  • AU126713B2 - Improvements in bank strips for automatic telephone equipment : en
  • US2371168A - Brake : en
  • US2371415A - Remote control circuit : en
  • USD140570S - Switch casing or similar article : en
  • US2371195A - Automatic molding press : en
  • US2371197A - Extraoral : en
  • CH236842A - Coal converter with pressed plastic body. : de en
  • GB568019A - Improvements in and relating to furnaces, combustion chambers and the like : en
  • US2371218A - Fluid pressure regulator : en
  • DK63264C - Electric Bicycle Lamp with an Electric Clock placed in the Lighthouse. : da en
  • GB567997A - Improvements relating to tubular heat exchange apparatus : en
  • CH236869A - Process for the production of a filling compound between the masonry and the container of an electrically internally heated salt bath furnace and then a filling compound. : de en
  • US2371244A - Oscillosphygmograph : en
  • US2371280A - Machine for forming and welding : en
  • FR897231A - AC motor : en fr
  • CH236750A - Meat clamp for a slicer. : de en
  • CH236868A - Method for operating high-frequency tube generators for industrial or medical high-frequency treatment. : de en
  • CH236913A - Vignol centerpiece that can be driven seamlessly. : de en
  • CH236921A - Process for the preparation of a quaternary ammonium salt. : de en
  • CH236788A - Doll's head. : de en
  • US2371420A - Kiln and method of operation : en
  • US2371383A - Plugging strata in boreholes : en
  • US2371161A - felber : en
  • US2371310A - Coin selector : en
  • CH236792A - Device for checking the delivery rate of injection systems. : de en
  • US2371501A - Radiator system for diesel locomotives : en
  • US2371533A - Fluid discharge nozzle : en
  • FR897065A - Welded joint assemblies for tubular parts : en fr
  • CH236947A - Process for the preparation of 1-phenyl-2-dimethyl-aminopropanol (1). : de en
  • CA426142A - Castor machine oil : en fr
  • CH236850A - Power air switch with rolling pressure contacts. : de en
  • US2371535A - Safety razor of the dry shaver type : en
  • CH236778A - Device for storing and viewing list sheets. : de en
  • GB567980A - Means for treating air or gases from paint spraying booths and the like : en
  • CA426063A - Multiple bar shaft lock : en fr
  • CH236917A - Process for the production of a new condensation product. : de en
  • CH236725A - A device having a shut-off valve on an air tank connected to a water pipe and serving as a storage container to achieve intermittent water discharge from this air tank. : de en
  • CH236739A - Spout head with slide lock for liquid containers. : de en
  • CH236926A - Process for the preparation of a disazo dye. : de en
  • US2371298A - Treatment of hydrocarbon oils : en
  • US2371238A - heintz : en
  • GB567998A - Improvements in or relating to processes for reducing iron impurities in ground calcite, dolomite, magnesite and cryolite : en
  • US2371482A - Berth : en
  • US2371281A - Lactyuactic esters and process of : en
  • US2371584A - Garment : en
  • US2371593A - Motor-driven shutter-release mechanism for automatic cameras : en
  • ES168978A1 - IMPROVEMENTS IN THE PROCEDURES OF MANUFACTURING THE WHEELS FOR AUTOMOBILE AND SIMILAR VEHICLES : en es
  • ES168881A1 - IMPROVEMENTS INTRODUCED IN THE PROCEDURE FOR OBTAINING THE AxiD FOR-OXYL-FENIL-ARSINIC : en es
  • ES168302A1 - IMPROVEMENTS INTRODUCED IN THE APPLIANCES TO MAKE THE INTIMATE MIXTURE OF GASES WITH LIQUIDS OR SUSPENSIONS IN LIQUIDS : en es
  • FR897174A - Divisible beehive : en fr
  • ES11150U - Butter molding machine, with automatic stop. (Machine-translation by Google Translate, not legally binding) : en es
  • CA426144A - Shoe sewing machine : en fr
  • US2371468A - Method and apparatus for conditioning air : en
  • US2371474A - Binder and ring usable therein : en
  • US2371553A - Hydraulic mechanism for machine tools and the like : en
  • FR897085A - disc electromagnet : en fr
  • CH236733A - Table. : de en
  • CH236819A - Patterned multilayer glass. : de en
  • CH236914A - Transition piece. : de en
  • US2371527A - Method of raising the ph of saccharin liquids : en
  • CA426131A - Combined washing machine and drier : en fr
  • CH236889A - Arrangement to avoid interfering noises in a supply circuit. : de en
  • CA426061A - Power release clutch : en fr
  • CA426116A - Machine tool work holder and indexing means : en fr
  • USD140579S - Design for a millinery display stand : en
  • US2371401A - Portable sawing machine : en
  • CH236767A - Paint. : de en
  • US2371316A - Bottle vending machine : en
  • US2371472A - Cart : en
  • US2371528A - Pressure fluid connection between relatively rotary parts : en
  • US2371453A - Telephone unit : en
  • ES11189U - Improved charcoal briquette (Machine-translation by Google Translate, not legally binding) : en es
  • FR897188A - Improvements made to rolling mills : en fr
  • US2371258A - m osterheld : en
  • US2371152A - Device for exterminating rats : en
  • US2371460A - Swivelly mounted ladder stabilizer : en
  • CH236812A - Process for the heat treatment of hardenable aluminum piston alloys. : de en
  • CA426113A - Oil cooling system flap control : en fr
  • CH236920A - Process for the preparation of a quaternary ammonium salt. : de en
  • ES167468A1 - IMPROVEMENTS IN THE FIXING MACHINES FOR MACHINES TOOLS : en es
  • FR897292A - Locking device for engaging levers for motor vehicle mechanisms : en fr
  • US2371217A - Method of testing core tubes : en
  • US2371257A - Electric iron : en
  • US2371341A - Recovery of hydrofluoric acid : en
  • US2371200A - Plastic toilet seat hinge : en
  • AU1900445A - Water purification process : en
  • US2371302A - Measuring apparatus : en
  • ES10854U - An elastic fastener device for cloths (Machine-translation by Google Translate, not legally binding) : en es
  • ES11149U - A toy (Machine-translation by Google Translate, not legally binding) : en es
  • ES165272A1 - NEEDLE FOR KNITTING MACHINES : en es
  • FR897240A - Process for producing hydrocarbons : en fr
  • GB567967A - Mechanical modulator for radio beacons utilising two tones : en
  • FR897299A - High temperature vacuum furnace : en fr
  • US2371385A - Gravel-packed liner and perforation assembly : en
  • US2371158A - bbake mechanism : en
  • ES168670A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES168953A3 - PROCEDURE FOR IMPROVING SEAM WELDING ON ELECTRICALLY WELDING MACHINES : en es
  • CA426067A - Full opening lighter : en fr
  • AU128651B2 - Improvements inthe treatment of white textile materials : en
  • CH236748A - Cyclone. : de en
  • CA426070A - Shuttle valve : en fr
  • CH236814A - Methods for combating wood pests and means for carrying out the method. : de en
  • CA426081A - Glassware transferring device : en fr
  • US2371563A - Digging implement : en
  • US2371510A - Projectile : en
  • US2371355A - Motor fuel : en
  • US2371476A - Preparation of lecithin : en
  • CH236870A - Electric table lamp. : de en
  • ES11091U - A container garage toy or similar (Machine-translation by Google Translate, not legally binding) : en es
  • CH236751A - Process for the extensive removal of mineral components from pectin substances. : de en
  • CH236740A - A method of manufacturing a wick for corkscrews and a wick obtained by means of the method. : en fr
  • US2371380A - Wringer : en
  • CH236946A - Arrangement for the operation of converters in which the current is interrupted mechanically. : de en
  • CH236722A - Process for strengthening the precious metal coating on ceramic objects. : de en
  • US2371249A - Toy machine gun : en
  • CH236929A - Process for the preparation of a disazo dye. : de en
  • US2371153A - Paint and drawing sheet : en
  • US2371167A - Switching mechanism : en
  • CH236793A - Temperature controller with temperature-dependent resistance as a sensor. : de en
  • CH236824A - Bayonet lock for connecting two stoneware socket pipes. : de en
  • CA426139A - Rotary tube cooler : en fr
  • CH236818A - Article with a weatherproof protective surface layer and method of manufacturing the same. : de en
  • CH236779A - Method and typewriter for duplicating musical notation. : de en
  • CH236776A - Removable cardboard lid for round cans and process for making them. : de en
  • AU119648B2 - Improvements in reciprocating pumps for air and gases : en
  • ES10019U - Switch plug. (Machine-translation by Google Translate, not legally binding) : en es
  • ES168891A1 - MANUFACTURING PROCESS OF MILK BUTTER : en es
  • FR897054A - Gear switch : en fr
  • ES11041U - Terminal for flexible wires, conductors of electric power in general to assemble and disassemble by hand (Machine-translation by Google Translate, not legally binding) : en es
  • CH236731A - Window cleaner. : de en
  • ES168755A1 - ELECTRIC PLATE OF NEW CHARACTERISTICS : en es
  • IE16781L - Ceramic insulating material : en
  • CH236721A - Heat pump system with several heat carrier circuits working with different final pressures. : de en
  • CH236846A - Coupling device for multiple cables. : de en
  • CH236895A - Shop window furnishings. : de en
  • AU1963145A - Improvements inthe laundering of white textile articles : en
  • ES168955A1 - IMPROVEMENTS IN THE MANUFACTURING OF CHICHARRAS MANUALS : en es
  • GB568074A - Improvements in or relating to load-handling apparatus : en
  • CA426105A - Warp knitting machine : en fr
  • US2371579A - Method and apparatus for treating filamentary material : en
  • FR897172A - Adjustment facility : en fr
  • CH236717A - Beet topping device. : de en
  • US2371516A - Heat regulating means for liquid heating apparatus : en
  • CA426074A - Bearing making method : en fr
  • CH236825A - Flap valve. : de en
  • US2371143A - Corrosion protection of metals : en
  • CH236809A - Milling machine with horizontal work spindle and adjustable counter holder. : de en
  • US2371514A - Rotary engine : en
  • US2371551A - Electrical connector : en
  • DK63270C - Wind engine. : da en
  • CA426086A - Dry cell apparatus : en fr
  • CH236911A - Driver's cab in rail, traction or control vehicles : de en
  • US2371479A - Flash lamp supporting and ejecting means : en
  • ES168507A1 - AUTOMATIC ADVANCE DEVICE AND CHANGE OF MARCH FOR FEEDING OF CIRCULAR AND SIMILAR SAWS : en es
  • USD140582S - Design for a round-the-neck mirror : en
  • GB567990A - Improvements in or relating to combined universal joints and bearings : en
  • GB568025A - A towing attachment for a tractor : en
  • USD140555S - Design for a game board : en
  • US2371538A - Hydrocarbon conversion : en
  • ES168935A3 - METHOD OF PRODUCING CINEMATOGRAPHIC FILMS : en es
  • FR897204A - Electric discharge tube, high pressure : en fr
  • CH236894A - Facsimile telegraph transmission facility. : en fr
  • FR897152A - Method for signaling the failure of one or more phases of a polyphase asynchronous motor : en fr
  • CH236772A - Process for the production of artificial structures from cellulose xanthates. : de en
  • CH236912A - Vehicle. : en fr
  • ES168956A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES6201Y - Plates to preserve typing while erasing provided with waste receptacles. : en es
  • FR897210A - Process for obtaining carbon having a very high absorption power from cellulosic raw materials : en fr
  • FR897221A - Manufacturing process of electric discharge vessels : en fr
  • FR897093A - Protective device for supporting irons, dishes or the like : en fr
  • FR897136A - New shovel, fork, pickaxe handle : en fr
  • FR897131A - Billiard game : en fr
  • ES7797Y - Stretcher : en es
  • CH236797A - Process for the production of a reaction mass which can be used for the detection of carbon monoxide. : de en
  • FR897095A - New derrick without shrouds, especially for merchant ships : en fr
  • CA426039A - Electronic micrometer : en fr
  • CH236943A - Adjustable compensation device for regulating the temperature coefficient of the oscillating system used in clockworks. : de en
  • FR897251A - Phosphorus alloy : en fr
  • US2371508A - Apparatus for testing the gas permeability of molded specimens : en
  • ES10087Y - Reinforced collars. : en es
  • FR897139A - light for mechanical razor : en fr
  • US2371467A - Preparation of cholesterol : en
  • US2371498A - Automatically rotatable bit for cable well tools : en
  • FR897127A - Emulsified paint. coating for camouflage, road emulsion : en fr
  • ES168492A1 - APPLIANCES FOR THE CALDING BY INDUCTION OF METAL PARTS APPLICABLE TO THE HARDENING OR TEMPERING OF THE SURFACE OF THE SAME : en es
  • GB568037A - Method of dyeing vinyl polymers and copolymers : en
  • USD140578S - Design fob a magnetic compass : en
  • FR897252A - Silver alloys containing phosphorus, in particular for soldering : en fr
  • US2371261A - Wheel gauge adjustment : en
  • US2371374A - Abrasive block : en
  • CH236940A - Process for the preparation of a fuel-soluble dye. : de en
  • GB567982A - Improvements in apparatus for indicating variations of a workpiece from normal dimensions : en
  • GB568020A - Improvements in liquid spraying devices : en
  • US2371148A - Regeneration of catalysts : en
  • US2371344A - Composition for dustproofing coal : en
  • FR897120A - Soft shoe sole : en fr
  • AU885143A - Means for indicating the phase ofan alternating voltage : en
  • FR897268A - Device for transferring liquid metal from the melting vessel into the pressure chamber of a molding press : en fr
  • ES11196U - Cufflinks for cuffs with extendable links. (Machine-translation by Google Translate, not legally binding) : en es
  • US2371434A - Sandblast mixer valve : en
  • US2371438A - Joining of wires, particularly fine wires used in the manufacture of electric coils : en
  • US2371477A - Catalytic conversion apparatus : en
  • ES11094U - Football game (Machine-translation by Google Translate, not legally binding) : en es
  • ES11188U - Improved charcoal briquette (Machine-translation by Google Translate, not legally binding) : en es
  • GB568068A - Mechanism for converting rotary motion to straight line reciprocating motion or viceversa : en
  • ES168915A1 - RETENTION VALVE FOR AIR COMPRESSORS : en es
  • FR897229A - Arc protection for high voltage insulators : en fr
  • US2371295A - Snap fastener : en
  • US2371318A - Decorative material and method of : en
  • ES11161U - Utensils for domestic use and similar objects made of wood, with cellulose protection or similar (Machine-translation by Google Translate, not legally binding) : en es
  • US2371525A - Accounting machine : en
  • CH236753A - Filters to denicotinize tobacco smoke. : de en
  • FR897094A - Continuous speed variator : en fr
  • FR897083A - Automatic switching system applicable to telegraphy : en fr
  • GB568006A - Improvements in or relating to printing devices for addressing and like machines : en
  • ES11187U - Improved charcoal briquette (Machine-translation by Google Translate, not legally binding) : en es
  • CH236768A - Method of attaching weather strip. : de en
  • ES168969A1 - MACHINE CONSISTING OF A HIDROSEPARATOR : en es
  • FR897201A - Adjustable roller bearing : en fr
  • US2371567A - Game of skill : en
  • US2371459A - Method of and means for heat-treating metal in strip form : en
  • CA426093A - Filament and lead clamping machine : en fr
  • CA426102A - Detergent : en fr
  • ES11193U - Ejector applicable to pencil holders or special metal protections for molded and solid pencils. (Machine-translation by Google Translate, not legally binding) : en es
  • ES168893A1 - MANUFACTURING PROCEDURE FOR INSULATING TUBES PROTECTING THREADS OR ELECTRIC CONDUCTION CABLES : en es
  • FR897207A - electric screen with removable junction : en fr
  • GB568004A - Improvements relating to tumbling-barrels or rumbles : en
  • US2371199A - walliser : en
  • US2371332A - Dispensing container : en
  • GB568053A - An arrangement for automatically influencing the tuning of oscillation circuits : en
  • US2371393A - Pipe bending equipment : en
  • ES168151A1 - PROCEDURE FOR MANUFACTURING FOOTWEAR WITH SOLE OF VEGETABLE AND SIMILAR FIBERS : en es
  • FR897081A - Rotary explosion engine, vane : en fr
  • GB567971A - Improvements in or relating to the screening of amplifying valves : en
  • US2371131A - Plasticized poltvinyl acetal : en
  • ES168590A1 - IMPROVEMENTS IN CATHEDRAL INDIRECT COOLING SYSTEMS : en es
  • ES11162U - A luminous apparatus in the manner of a hand, for the exhibition of socks, gloves and the like (Machine-translation by Google Translate, not legally binding) : en es
  • ES168933A3 - MINIATURE NEON TUBES FOR TECHNICAL APPLICATIONS : en es
  • FR897135A - Lock : en fr
  • ES167952A3 - MANUFACTURING PROCEDURE FOR RUBBER-METAL MOLDED PARTS : en es
  • FR897270A - Process for casting and molding plates of fibrous material from suspensions of such materials as well as a device and certain components thereof for carrying out this process : en fr
  • ES11208U - Piggy bank without a key or closing punch, automatically opening it by means of the coins it stores. (Machine-translation by Google Translate, not legally binding) : en es
  • CA426059A - Draining wheel : en fr
  • CH236728A - Drive for moving parts of gas generators with a connected motor, in particular for motor vehicles. : de en
  • AU129486B2 - Improvements in or relating to treatment of liquids : en
  • FR897052A - Softening agents for textiles and their preparation process : en fr
  • FR897080A - Improvements made to fixing devices for elements such as, in particular, panels, inspection doors and the like : en fr
  • ES11165U - Electric water heater for shower and other domestic purposes (Machine-translation by Google Translate, not legally binding) : en es
  • GB567972A - Improvements relating to the coupling of pipes, rods and the like : en
  • FR897107A - Box : en fr
  • ES11154U - Drilling of clutch and strawberry linings. (Machine-translation by Google Translate, not legally binding) : en es
  • FR897148A - Wood waste carbonization furnace with use of residual gases : en fr
  • DK63248C - Lecherkreds with tunable, capacitive Bridge. : da en
  • DK63251C - Metal sheath Surrounded Remote signal cable, especially High frequency cable, with an Insulation with greater Heat Sensitivity than Paper. : da en
  • USD140571S - Combined cigarette and igniter case : en
  • CH236892A - High frequency device for frequency conversion. : de en
  • ES11066U - Folding armchair (Machine-translation by Google Translate, not legally binding) : en es
  • AU119174B2 - Means for indicating the phase ofan alternating voltage : en
  • AU581942A - Improvements in loudspeakers : en
  • CH236744A - Rifleman arresting device on looms with two brake tongues per rifle box. : de en
  • ES168017A1 - PROCEDURE FOR THE MANUFACTURE OF NON-IRRITANT BANDAGES : en es
  • GB568061A - Improvements in heat exchange arrangements more especially for use with internal combustion engines : en
  • US2371523A - Tubular wire stranding machine : en
  • CA426117A - Water conditioning system : en fr
  • CH236758A - Process for the production of caustic soda with simultaneous production of sulphurous acid from sodium sulphate. : de en
  • US2371293A - Hydraulic valve : en
  • FR897263A - Process for preparing an adhesive in the form of a film or powder, and products prepared therefrom : en fr
  • GB568056A - Improvements in collapsible tubes : en
  • CH236749A - Pasta molding machine. : de en
  • CH236904A - Knitted single or double-sided pneumatic tire insert. : de en
  • GB568016A - Relief valve : en
  • FR897066A - Bearing for elastic mutual support of two machine building components, in particular for aircraft engines : en fr
  • GB567978A - Improvements in or relating to cased screw fans and the like : en
  • ES11088U - Fixing latch for guillotine windows and similar. (Machine-translation by Google Translate, not legally binding) : en es
  • FR897170A - Coupling device for mounting by bolting groups of independent boxes which are juxtaposed and thus combined for the breeding of rabbits, hens etc. : en fr
  • US2371454A - Tree grafting gauge : en
  • ES11153U - Toilet siphon (Machine-translation by Google Translate, not legally binding) : en es
  • CA426109A - Sound producing device : en fr
  • CA426143A - Refrigerating system : en fr
  • CA426043A - Window screen : en fr
  • US2371247A - Waste retainer : en
  • US2371357A - Process for manufacturing tying members : en
  • AU1953745A - Improvements in or relating to dimethyl silicone elastomers and method of preparing the same : en
  • CA426158A - Combined thresher and grain cleaner : en fr
  • CA426099A - Railway car door and post : en fr
  • CH236826A - Mechanical control device. : en fr
  • CH236923A - Process for the preparation of a 1-acylaminoaryl-5-pyrazolone. : de en
  • CH236885A - Circuit arrangement with a plurality of tube circuits. : de en
  • USD140573S - Design for a shoe : en
  • US2371530A - Production of butadiene : en
  • CH236727A - Shaft furnace with central insert for introducing purging gas into the inside of the furnace shaft, especially for smoldering operation. : de en
  • CA426096A - Steel : en fr
  • CH236915A - Package winder. : de en
  • US2371524A - Operating device for cameras : en
  • USRE22616E - Ironing machine : en
  • CH236777A - Index card. : de en
  • USD140583S - Design fob a toy chair : en
  • CH236787A - Toy to drag. : en fr
  • CH236937A - Process for the preparation of a disazo dye. : de en
  • US2371559A - Light meter : en
  • CH236829A - Infinitely variable feed gear. : de en
  • US2371348A - Method of making composite tubes : en
  • CH236875A - Process for the preparation of a soluble salt of 4,4'-di-amidino-stilbene. : de en
  • CH236907A - Locking support device for a stationary bicycle. : en fr
  • ES11145U - Electric lighting device in the headlights of toy cars and the like. (Machine-translation by Google Translate, not legally binding) : en es
  • ES168413A1 - PROCEDURE FOR THE CONSTRUCTION OF FLOORS WITH SPECIAL HOLES THAT DECREASE THE WEIGHT OF THE WORK OFFERING THE MAXIMUM RESISTANCE : en es
  • ES168948A3 - DISC BRAKE, ESPECIALLY FOR AUTOMOTIVE VEHICLES : en es
  • US2371493A - Joint construction : en
  • ES168489A1 - METHOD FOR THE DIMERIZATION OF ALPHA-ALKYL STYRENE FOR-RENT : en es
  • ES168782A1 - MANUFACTURING PROCEDURE OF AN ELASTIC METAL COVER FOR ALL KINDS OF AUTOMOBILE VEHICLES AND ANALOGS : en es
  • ES168912A1 - CHARGER FOR APPARATUS OF TOMAVISTAS CINEMATOGRAFICAS : en es
  • GB568087A - A process for the generation of power using turbines : en
  • CA426062A - Single disc shaft lock : en fr
  • CH236891A - Radio receiver device. : en fr
  • CH236769A - Process for stabilizing organic substances sensitive to oxygen. : de en
  • DK63266C - Procedure and Machine for Pruning the Inside of the Shaft Edge of Shoes. : da en
  • US2371151A - Projectile : en
  • AU119658B2 - Improvements in telephone systems : en
  • US2371573A - Process of making ramie yarn : en
  • US2371145A - Vat dyeing process : en
  • US2371188A - Means fob clearing pipe systems : en
  • US2371521A - Dispensing container : en
  • US2371142A - Anticoerosive : en
  • US2371520A - Pot type burner and pilot baffle therefor : en
  • CH236742A - Device for specifying adjustable lengths of winding material. : de en
  • CH236820A - Buckle-tie. : en fr
  • CH236902A - Bicycle hub shell made of light metal. : de en
  • CH236840A - Absorption refrigeration system with pressure-equalizing gas, in which the circulation of the refrigerant is achieved by a thermosiphon effect. : de en
  • ES167603A1 - PROCEDURE WITH THE CORRESPONDING INSTALLATION TO PRODUCE A WIND OR SIMILAR GLASS THREADS : en es
  • US2371529A - Removal of electrodeposited metals : en
  • US2371182A - Railway truck and railway braking : en
  • US2371397A - Frequency modulation receiver tuning aid : en
  • CA426118A - Knitting machine yarn feeding means : en fr
  • CA426152A - Door lift mechanism : en fr
  • CH236738A - Closure on container. : de en
  • DK63260C - Fuel Injection Pump for Internal Combustion Engines. : da en
  • US2371211A - Electrical resistance element : en
  • US2371351A - Manual reset valve : en
  • US2371367A - Telegraph apparatus : en
  • US2371253A - moore : en
  • FR897108A - Trays for rectifying and distillation columns : en fr
  • CH236852A - Contact device with means for suppressing contact welds. : de en
  • FR897239A - Boxer shorts for men : en fr
  • GB568067A - Improvement in treatment of guayule : en
  • ES168064A1 - AUTOMATIC DELINEATION MACHINE : en es
  • FR897079A - Device for the purification and automatic regulation of the flow rate and the temperature of the gasifier gases : en fr
  • CH236795A - Cylindrical display box made of sheet metal with double walls for an inclination scale. : de en
  • US2371587A - Truing machine : en
  • ES164102A3 - PROCEDURE FOR OBTAINING SYNTHETIC RESIN LACQUERS : en es
  • DK63269C - Method of Making Porous Material for Insulation Material. : da en
  • CA426047A - Precious stone : en fr
  • FR897228A - Conference device with dual current service for central teleprinter stations : en fr
  • FR897111A - Use of microcards for tourism, and driving land, sea or aeronautical vehicles : en fr
  • US2371379A - High ohmic resistances : en
  • ES168931A1 - PROCEDURE FOR THE MANUFACTURE OF HALOGENATED DERIVATIVES OF DIFENYLTRICLOROETHANE : en es
  • FR897123A - Method and device for synchronizing alternating voltages : en fr
  • US2371262A - Game device : en
  • US2371323A - Locomotive suspension : en
  • US2371413A - Two-piece rail anchor : en
  • US2371470A - Clamping device : en
  • CH236815A - Machine tool for the production of closed circular grooves in cylindrical workpieces. : de en
  • GB567968A - Improvements in automatic photographic apparatus : en
  • US2371486A - Optical device and method of making same : en
  • FR897206A - Manufacturing process for short-circuited cages : en fr
  • US2371286A - Gauging apparatus for builders : en
  • ES11147U - Improved wallet. (Machine-translation by Google Translate, not legally binding) : en es
  • ES11213U - Table golf. (Machine-translation by Google Translate, not legally binding) : en es
  • US2371337A - Hydraulic torque converter : en
  • CH236741A - Process for rewinding yarn from larger bobbins onto smaller bobbins and group winder for carrying out the process. : de en
  • FR897250A - Subscriber telephone sets : en fr
  • US2371134A - Polyvtnyl halide composition : en
  • ES168945A1 - PROCEDURE FOR THE MANUFACTURE OF ALBUMINOUS CONCENTRATED FEEDS WITH VITAMINS AND MINERAL SALTS : en es
  • FR897261A - Machine gun carriage placed behind armor : en fr
  • GB567993A - Improvements in electric cable terminals specially applicable for wireless apparatus : en
  • ES10802U - Sole of vegetable fibers and similar (Machine-translation by Google Translate, not legally binding) : en es
  • ES167119A1 - IMPROVEMENTS INTRODUCED IN THE METHODS FOR SHARPENING : en es
  • GB567985A - Improvements relating to sheet materials having a basis of polystyrene : en
  • ES168885A3 - PROCEDURE FOR THE MANUFACTURE OF FIXED ELECTRICAL RESISTORS, FOR USE IN THE RADIO, SOUND CINEMA AND ANALOG INDUSTRIES : en es
  • GB567979A - Improvements in apparatus for measuring fluid flow : en
  • ES10850U - Device that, applied to the presses, serves to vulcanize footwear. (Machine-translation by Google Translate, not legally binding) : en es
  • US2371423A - Mandrel extrusion rivet : en
  • US2371264A - Xx x x x xx x x x x x - x - - : en
  • US2371175A - Method of producing a floating soap : en
  • US2371220A - Remotely controlled flow valve : en
  • US2371228A - Torque transmission : en
  • USD140557S - Combined swing spout and valve hood : en
  • FR897273A - Anti-slip and anti-slip claw device for vehicle wheels : en fr
  • ES160881A1 - IMPROVEMENTS IN RECOCIDAL, SHOOTING, FOR MALLEABLE FOUNDRY : en es
  • GB568044A - Improvements in or relating to the production of transparent polyamide articles : en
  • US2371225A - Bajnmoi-lv : en
  • FR897274A - Mounting device for loudspeaker conversation exchange systems : en fr
  • FR897214A - resistance element for pyrometers : en fr
  • GB568054A - Improvements in or relating to speed governors : en
  • FR897141A - Ammeter mounted directly in main lines : en fr
  • FR897146A - Method and apparatus for dehydrating laundry detergents : en fr
  • FR897258A - Process for manufacturing shaped bodies from polyvinyl chloride and its mixed polymers : en fr
  • FR897253A - Folding arm car : en fr
  • DK63268C - Apparatus for imprinting marks inside hollow bodies. : da en
  • GB568001A - Improved adjustment means for sun shields and the like : en
  • ES4440Y - Shaft for footwear : en es
  • US2371591A - Slide fastener : en
  • US2371570A - Apparatus for reconditioning ball races on automotive distributors and the like : en
  • CA426083A - Sheet feeding method and gauging mechanism therefor : en fr
  • CH236855A - Device for automatic switching on of parallel switching devices. : de en
  • ES11209U - Pipe with protector for ash. (Machine-translation by Google Translate, not legally binding) : en es
  • AU119601B2 - Means for securing heel grips in footwear : en
  • CH236801A - Tenon polishing machine. : de en
  • US2371461A - Marine carriage : en
  • CA426147A - Electric power load controlling apparatus : en fr
  • AU1549344A - Improvements in telephone systems : en
  • CH236860A - Electric toric lens for electron optical devices. : de en
  • US2371543A - Separation of ammonium chloride and aliphatic amine hydrochlorides from mixtures of the same with copper chloride : en
  • CA426154A - Dielectric composition : en fr
  • AU129040B2 - Water purification process : en
  • US2371290A - Method fob installing joints in : en
  • CA426054A - Toy bank : en fr
  • US2371141A - Chain : en
  • GB568051A - Improvements in the production of organic esters of cellulose : en
  • CH236781A - Process for making sound recordings. : de en
  • ES168493A1 - DEVICE FOR THE CALDING OF MATERIALS THROUGH HIGH FREQUENCY ELECTRICAL CURRENTS PRODUCED IN THEM : en es
  • USD140562S - Design for an earring or similar article : en
  • ES11144U - Stick-holder case. (Machine-translation by Google Translate, not legally binding) : en es
  • FR897133A - Manufacturing process of plates, bands and all profiles in thermoplastic materials : en fr
  • GB568024A - Controller for electric motors : en
  • GB568073A - Improvements in lead alloys : en
  • ES11152U - Metallic closure for all kinds of containers. (Machine-translation by Google Translate, not legally binding) : en es
  • ES11156U - Nozzle for lighting lamp. (Machine-translation by Google Translate, not legally binding) : en es
  • ES167743A1 - IMPROVEMENTS IN PUNCHING DEVICES BY ROTATION : en es
  • US2371414A - Seal : en
  • GB568036A - Electrode feeding mechanism : en
  • US2371347A - Jacket for water heaters : en
  • US2371410A - Heating device : en
  • ES9969Y - Armor for cigarette packs. : en es
  • ES168960A1 - IMPROVEMENTS IN THE HEATERS-VAPORIZERS OF LIQUIDS, WITH REGULATION OF POWER : en es
  • GB568018A - Structural tool : en
  • GB568060A - Improvements in or relating to photographic reflex copying apparatus : en
  • CA426126A - Bag making apparatus : en fr
  • ES168967A3 - IMPROVEMENTS IN THE POWER SUPPLY CIRCUIT AND ELECTRICAL SWITCHING SYSTEM OF THE SIGNAL DEVICES, LEVEL CROSSINGS AND OTHER ACCESSORIES EQUIPPED WITH AUTOMATIC MOVEMENT, APPLICABLE TO THE INSTALLATION OF MINIATURE TRAINS : en es
  • GB567995A - Improvements relating to the control of automatic voltage regulators operating in parallel : en
  • FR897219A - Dust collector for gasifiers : en fr
  • US2371392A - Carrier controlled radio receiver : en
  • AU1048043A - Double-acting velocity type shock absorber : en
  • ES168884A1 - IMPROVEMENTS IN FIRE EXTINGUISHERS BASED ON METHYL BROMIDE : en es
  • US2371201A - Wall construction : en
  • ES168981A1 - IMPROVEMENTS IN THE MANUFACTURING OF MACHINES-TOOLS, IN PARTICULAR OF THE FILLETING MACHINES : en es
  • USD140551S - Design fob a handbag : en
  • FR897276A - Soil loosening device, fitted out as a trailer : en fr
  • FR897177A - Projectile Launch Toys and Games Improvements : en fr
  • US2371172A - Illuminated motion display : en
  • FR897215A - Method of making disc-shaped electrode feedthroughs for discharge vessels : en fr
  • GB568080A - Improvements in control arrangements for aircraft power units : en
  • US2371395A - Electrical instrument : en
  • ES11190U - Pocket-bag. (Machine-translation by Google Translate, not legally binding) : en es
  • ES168984A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • USD140568S - Design for a light fixture : en
  • ES168932A3 - HAT MANUFACTURING PROCEDURE : en es
  • GB568011A - Improvements in insecticidal preparations : en
  • FR897185A - Deferred antifading device with adjustable delay voltage for semi-fixed polarization assembly : en fr
  • FR897184A - Improvements in the manufacture of hockey sticks : en fr
  • GB568045A - Improvements in or relating to means for connecting the ends of power transmission belts of circular cross-section : en
  • US2371246A - Antislipping attachment for : en
  • US2371328A - Steam generator for heaters and infusion strainers : en
  • US2371505A - Cutter for containers : en
  • CH236726A - Painting lock. : de en
  • US2371513A - Material cooler : en
  • US2371203A - Air mixing apparatus : en
  • US2371196A - Rearview reflector for attachment : en
  • US2371365A - Locking screw and method of making : en
  • US2371560A - Method of concentrating latex : en
  • CA426094A - Electron discharge device : en fr
  • FR897182A - Light metal piston with packing sleeve for internal combustion engines : en fr
  • CH236830A - Centrifugal compressor. : de en
  • US2371334A - Capping head : en
  • US2371436A - Heat-producing compositions : en
  • US2371399A - Method of making bearings : en
  • CH236857A - Electrode arrangement. : de en
  • US2371557A - Spectacle case : en
  • CH236790A - Guide curve sight with curved piece inserted in the sight base. : de en
  • CA426044A - Scaffolding support : en fr
  • CH236734A - Device for the articulated attachment of a hinged part to the bowl of toilets. : de en
  • CH236935A - Process for the preparation of a disazo dye. : de en
  • CA426104A - Aqueous magnesium chloride liquor : en fr
  • US2371297A - Internal-combustion engine : en
  • CH236936A - Process for the preparation of a disazo dye. : de en
  • AU1930645A - Synchronous motion transmission system : en
  • CH236838A - Combustion chamber for gas turbine systems. : de en
  • FR897289A - Process for preparing skin cleansing products : en fr
  • FR897220A - Process for preparing a hydrophilic support for printing plates and photosensitive products : en fr
  • FR897105A - Insulating parts with metal surfaces : en fr
  • US2371259A - Device for detecting formation of : en
  • US2371456A - Metal transfer : en
  • ES11172U - Drill for the perfºraciºn of paper and analogous materials. (Machine-translation by Google Translate, not legally binding) : en es
  • CH236932A - Process for the preparation of a disazo dye. : de en
  • US2371198A - Binder : en
  • US2371490A - Step-cut drill bit : en
  • US2371416A - Reception of timing modulated waves : en
  • US2371270A - Electrical logging of well bores : en
  • US2371442A - Irreversible transmission : en
  • US2371237A - Alumina gel catalysis : en
  • US2371288A - Thermocouple assembly : en
  • CA426035A - Metal casting and extruding means : en fr
  • US2371539A - Antenna : en
  • US2371432A - Faucet : en
  • US2371345A - Automatic water-flow control for air compressors : en
  • FR897183A - Protection device for direct current transmission lines : en fr
  • CA426073A - Alumina recovery process : en fr
  • CH236843A - Reversible pole with device for setting the field curve shape during operation. : de en
  • CH236898A - Control device of a cable car conveyor system. : de en
  • AU1074343A - Improvements in reciprocating pumps for air and gases : en
  • US2371412A - Safety razor and blade : en
  • US2371312A - Bottle carrier : en
  • AU1549444A - Improvements in telephone systems : en
  • ES10695Y - Cartoon or animated chrome. : en es
  • FR897300A - High temperature vacuum furnace driving process : en fr
  • FR897060A - Process for obtaining a vitrification of glass or enamel, intended to be placed between metal parts which must remain stripped and isolated from each other : en fr
  • ES11180U - Fantasy pencil. (Machine-translation by Google Translate, not legally binding) : en es
  • ES168944A1 - PROCEDURE FOR FIXING METAL PIECES IN INSULATORS, WITHOUT USE OF CEMENTATION, AGGLUTINANT OR PASTES, IN COLD OR IN HOT : en es
  • FR897099A - Improvements to agglomerated charges for chemical reaction extinguishers : en fr
  • CA426124A - Portable aeronautic service unit : en fr
  • FR897213A - Automatic device for measuring surfaces : en fr
  • FR897284A - Record changer device for phonographs : en fr
  • FR897243A - Three-lens photographic lens : en fr
  • FR897145A - Continuous operating battery : en fr
  • FR897265A - Cigar roll manufacturing process : en fr
  • US2371284A - Preparation of sulphated fatty : en
  • US2371339A - Water lock : en
  • US2371156A - Ladder : en
  • US2371317A - Bottle carrier : en
  • GB568050A - Method of and machine for injection moulding : en
  • FR897283A - Direction indicator with indicator arm in transparent material : en fr
  • US2371540A - Refuse collector : en
  • GB568062A - Hydrolysis of trihalopropionitriles : en
  • US2371558A - Typewriting and accounting : en
  • AU129316B2 - Improvements in electrical condensers : en
  • AU1959645A - Improvements in electrical condensers : en
  • ES11179U - Safety device for bottles, flasks and other containers. (Machine-translation by Google Translate, not legally binding) : en es
  • ES168828A1 - PROCEDURE OF TRACTION AND INVESTMENT OF MARCHES : en es
  • ES168946A1 - PROCEDURE AND A MACHINE TO CUT IRREGULAR PIECES OF WORK : en es
  • GB568031A - Improvements in devices for controlling or regulating hydraulic devices : en
  • US2371544A - Method of preserving latex and the product thereof : en
  • FR897275A - Glass hollow body manufacturing device : en fr
  • US2371251A - Indicator for conduits : en
  • CH236941A - Process for the preparation of a polymethine dye. : de en
  • US2371191A - Stoker : en
  • USRE22617E - huppert : en
  • US2371325A - Braille teaching device : en
  • ES166284A1 - ELECTRIC DRAWER FOR THE COOKING OF FOOD AND ITS CONSERVATION AT THE TEMPERATURE YOU WANT WITH A MINIMUM EXPENDITURE OF ELECTRIC POWER : en es
  • GB567976A - Improvements in or relating to vehicles : en
  • US2371362A - Record changing mechanism for phonographs : en
  • US2371452A - Rivet : en
  • CH236878A - Process for the preparation of a mercury compound with a strong germicidal effect. : de en
  • ES10656Y - Brush that can be used to replace sponges. : en es
  • ES168406A3 - MACHINE TO COUNT COINS IN THEIR DIFFERENT SIZES OF DIAMETERS AND THICKNESS : en es
  • US2371292A - Flotation reagent : en
  • CH236856A - Circuit to protect long resp. heavily loaded lines. : de en
  • CH236865A - Device with a voltage controllable, practically reactive resistance-free alternating current resistance. : de en
  • IE16787L - Electric welding. : en
  • US2371319A - Lubricant : en
  • US2371572A - Saw sharpening machine : en
  • US2371581A - Forming press : en
  • CA426151A - Railway car door mechanism : en fr
  • US2371534A - Keylock conditioner : en
  • ES168335A1 - IMPROVEMENTS IN THE MANUFACTURE OF PUMPS ESPECIALLY INTENDED FOR THE EXTINCTION OF FIRES : en es
  • FR897235A - Strap clip, for watch straps and other applications : en fr
  • GB567996A - Improved process of molding glass : en
  • FR897063A - Device for recording direction-finding angles : en fr
  • CA426128A - Combine auger conveyer : en fr
  • CA426115A - Capsule making apparatus : en fr
  • FR897102A - Pneumatic control device, in particular for closing sliding doors : en fr
  • GB568077A - Improvements in or relating to printing machines : en
  • US2371541A - Paddle construction : en
  • ES164259A3 - PROCEDURE FOR OBTAINING A HOT HARDENER FOR FORMALDEHYDE PLASTICS : en es
  • USD140572S - Design fob a wheel hub : en
  • ES10428Y - Binding for note cards, diaries and the like. : en es
  • US2371330A - Transmission device for machine tools : en
  • ES169002A1 - IMPROVEMENTS IN THE CONSTRUCTION OF MOVING MACHINES TO ARM : en es
  • FR897203A - Alkyl-substituted phenylbiguanides and process for their preparation : en fr
  • CA426082A - Wheel damping apparatus : en fr
  • CA426078A - Sewing machine : en fr
  • GB568075A - Improvements in the manufacture of incandescent gas mantles : en
  • CA426114A - Oil cooler : en fr
  • CH236821A - Torsionally flexible universal joint coupling. : de en
  • US2371440A - Manufacture of small drilled and tapped parts such as hexagon and other nuts : en
  • AU119647B2 - Improvements in loudspeakers : en
  • US2371149A - Method of loading and unloading : en
  • US2371485A - Drafting instrument : en
  • US2371428A - Remote regulation of atmospheric condition : en
  • CH236832A - Impeller. : de en
  • ES168930A1 - FIXED OR TRANSPORTABLE DESIGN CHAMBER : en es
  • CH236785A - Heel link for ski bindings. : de en
  • CA426155A - Hydraulic tie remover : en fr
  • CA426103A - Detergent : en fr
  • CH236887A - Multi-stage amplifier with negative voltage feedback. : de en
  • AU1963045A - Improvements inthe washing of textiles andin detergents therefor : en
  • ES168951A1 - MULTI-GRADE AMPLIFIER FOR HIGH FREQUENCY WAVES COMPRISING A LARGE FREQUENCY SPECTRUM (WIDE PUMP AMPLIFIER) : en es
  • GB568070A - Improvements in windows : en
  • AU128847B2 - Improvements in or relating to methyl silicone elastomers usable for electrical conductor insulation : en
  • CH236934A - Process for the preparation of a disazo dye. : de en
  • CA426037A - Thermometer : en fr
  • CH236805A - Process for shaping materials. : de en
  • CH236813A - Method and device for securing solidified salt bath solutions against being thrown out of externally heated crucibles of hardening ovens during the restart of the same. : de en
  • CA426088A - Electric circuit : en fr
  • CH236783A - Method for transferring a template onto printing stencils and adding copy machine for carrying out the method. : de en
  • ES11203U - Hornillo for coal. (Machine-translation by Google Translate, not legally binding) : en es
  • ES11164U - Apparatus to practice miniature basketball as a game of living room. (Machine-translation by Google Translate, not legally binding) : en es
  • GB568071A - Improvements in or relating to insulating material : en
  • AU955943A - An improved method for recovering hydrocarbon oils from oil shales andother bituminous materials : en
  • ES168900A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • CH236747A - Installation on milk extractors. : de en
  • AU119657B2 - Improvements in telephone systems : en
  • AU124785B2 - Improvements in or relating to fluid temperature control means : en
  • GB568003A - Improvements in or relating to lubricating systems for internal combustion engines : en
  • FR897161A - Pipe joint : en fr
  • GB568058A - Improvements in or relating to telephones : en
  • FR897212A - Automatic phonograph with record store : en fr
  • DK63246C - Device for devices for dividing press yeast or similar dough-shaped items. : da en
  • FR897260A - Elastic extractor movable longitudinally for automatic firearms, in particular for gas pressure loader device : en fr
  • GB568047A - Improvements in the production of cellulose esters : en
  • US2371289A - Uniti : en
  • US2371500A - Polyfunctional ethers and method of making same : en
  • US2371546A - Spray gun : en
  • FR897179A - Process and column for fractional distillation of liquids : en fr
  • FR897168A - Assembly for automatic charging (connection and disconnection) of electric accumulators : en fr
  • CH236822A - Resilient piston sealing device. : en fr
  • FR897149A - Process for the preparation of mounted projection images on film image carriers : en fr
  • ES169000A1 - Cyanhydrification device : en es
  • US2371135A - groves : en
  • US2371429A - Certain water-soluble high molal oxyalkylated esters, and method of making same : en
  • USD140552S - Link chain for a bracelet or similar article : en
  • GB568089A - Improvements in or relating to vehicles for children : en
  • ES11143U - Ashtray model. (Machine-translation by Google Translate, not legally binding) : en es
  • ES4430Y - Buckle for belts and analogs : en es
  • FR897074A - Method and device for indicating the direction and distance of energy-reflecting objects : en fr
  • GB567999A - Improved tool or implement for the use of farmers, gardeners and others : en
  • CA426089A - Electric commutator : en fr
  • ES11204U - Protectors for tables and analogues. (Machine-translation by Google Translate, not legally binding) : en es
  • FR897296A - Heater for devices with permanent hair waves : en fr
  • CA426146A - Compressor for internal combustion engines : en fr
  • CH236854A - Arrangement for limiting overvoltages on the armatures of DC machines : de en
  • ES168986A1 - TAP FOR FILTERS, WHICH BY ITS SPECIAL PROVISION ONLY INCLUDED THE OPERATIONS OF CLOSING, FILTRA ONE, FILTRA DOS AND FILTRA Y REFILTRA : en es
  • CA14024S - Trade emblem : en
  • FR897195A - Process for preparing alpha- (oxyarylamino) -anthraquinones and their derivatives : en fr
  • GB567966A - Improvements in the method of, and apparatus for, forming the recess in the base of shells or like products : en
  • US2371402A - Hydrocarbon synthesis : en
  • US2371497A - Rear header for road vehicles : en
  • CH236794A - Device for testing the moisture content of fiber materials. : de en
  • CH236811A - Cutting tool. : de en
  • US2371230A - Art of obtaining stable products : en
  • CA426085A - Vacuum gauging apparatus : en fr
  • FR897053A - Gas mask box : en fr
  • FR897147A - Refractory mastic for assembling metal parts : en fr
  • US2371272A - Alarm device : en
  • ES168909A1 - IMPROVEMENTS INTRODUCED IN LSO DEPARTMENTS OF TOMAVISTAS CINEMATOGRAFICAS : en es
  • FR897071A - Assembly for the four-wire connection of two carrier frequency devices intended for two-wire operation on two two-wire circuits : en fr
  • FR897254A - Tetraalkali pyrophosphate manufacturing process : en fr
  • US2371446A - Electrical connector : en
  • GB568029A - Improvements in and relating to roofs for buildings : en
  • FR897138A - Sealing device for an enclosed space : en fr
  • US2371136A - Lignin compounds and process of : en
  • CH236810A - Two-lever control on machine tools. : de en
  • US2371430A - Automobile windshield attachment : en
  • CA426123A - Electric motor : en fr
  • CH236800A - Chronograph. : en fr
  • CA426060A - Single bar shaft lock : en fr
  • CH236938A - Process for the preparation of a disazo dye. : de en
  • CA426133A - Multiple tube socket : en fr
  • CA426129A - Machine tool : en fr
  • CA426161A - Metallic cooking and heating vessel : en fr
  • US2371159A - Variable resistance device : en
  • US2371398A - Fireplace heater : en
  • CA426159A - Magnesium oxide : en fr
  • FR897286A - Manufacturing process for hollow objects from cardboard plates : en fr
  • US2371447A - Latch for rodent traps : en
  • US2371361A - Record changing mechanism for phonographs : en
  • US2371492A - Lawn mower sharpener, including equalizing means : en
  • US2371265A - Machine foil decorating bottles : en
  • US2371329A - Corner-block fastening : en
  • USD140590S - Design fob a tot storage chest : en
  • CH236780A - Color photographic material and method of making the same. : de en
  • ES168004A1 - PROCEDURE FOR THE MANUFACTURE OF A PRODUCT INTENDED FOR THE CLEANING OF METALS, WOODS AND ALL THAT WHICH REPRESENTS DOMESTIC HYGIENE AND GENERAL CLEANING : en es
  • ES168906A1 - IMPROVEMENTS IMPROVED IN THE VISORS AND SHUTTERS FOR CINEMATOGRAPHIC VIEWING DEVICES : en es
  • US2371275A - heating element : en
  • USD140561S - Combination cigarette container and dispenser : en
  • US2371390A - Sanitary medium : en
  • AU1051743A - Improvements in or relating to platen printing machines : en
  • CH236916A - Package winder. : de en
  • CA426090A - Multiple filament lamp : en fr
  • CH236756A - Process for the absorption of hydrogen chloride. : de en
  • US2371207A - Corrosion protection of metals : en
  • US2371248A - Well drilling tool : en
  • ES167583A1 - IMPROVEMENTS IN BATRIDING MACHINES : en es
  • USRE22618E - Fastener and fastener installation : en
  • US2371331A - Veneer joining machine : en
  • US2371471A - Bottle carrier : en
  • CH236729A - Coal dust firing with continuous discharge of the liquid ash. : de en
  • CH236908A - Support for bicycles and motorcycles. : de en
  • ES168174A1 - PROCEDURE FOR VISCOSE PRODUCTION IN AN OPERATION : en es
  • ES168774A1 - PICK-UP DEVICE FOR VIBRATIONS PRODUCED BY MUSICAL APPLIANCES : en es
  • CH236737A - Device for preventing the hairs of a brush from spreading. : en fr
  • CH236757A - Process for the continuous production of hydrofluoric acid. : de en
  • CA426057A - Ore concentration process : en fr
  • CA426132A - Hydraulic table reciprocating mechanism : en fr
  • CH236848A - Resistance switch. : de en
  • CH236945A - Parallel switching device. : de en
  • AU126436B2 - Synchronous motion transmission system : en
  • ES9423Y - Container for pressed sardines. : en es
  • CH236871A - Electrical connection device. : en fr
  • US2371495A - Apparatus employed in computing illumination : en
  • CA426072A - Para-methyl styrene polymer : en fr
  • CH236806A - Process for the production of welding electrodes for wear-resistant welds. : de en
  • CA426106A - Lathe for turning drill shanks : en fr
  • CA426130A - Metal powder making apparatus : en fr
  • CH236808A - Device for thread cutting on lathes. : de en
  • FR897193A - Process for preparing dyes for vats : en fr
  • CH236845A - Hermetic connection terminal for electrical apparatus. : de en
  • US2371255A - Reduction gearing for turbine : en
  • US2371232A - Combination curtain : en
  • AU119626B2 - An improved method for recovering hydrocarbon oils from oil shales andother bituminous materials : en
  • CH236853A - Method and device for facilitating the disconnection of high-voltage direct current. : de en
  • US2371256A - Chair : en
  • US2371350A - Distillation of ammonia and hydrocarbon mixtures : en
  • CA426050A - Ankle support for boots : en fr
  • US2371372A - Secondary closure for spirituous beverage bottles : en
  • US2371381A - Heat exchange in chemical processes : en
  • CA426138A - Isomerizing process : en fr
  • CH236841A - Transformer. : de en
  • ES168949A1 - HETERODINO RECEIVER WITH CONSTANT SENSITIVITY : en es
  • CH236948A - Device for monitoring at least one tube operating in a circuit. : de en
  • ES168897A1 - PROCEDURE FOR THE OBTAINING OF UNIFORM TUNNELS IN CELLULOSE FIBERS, WITH TINA COLORANTS AND SULFUROSAS : en es
  • ES168964A1 - IMPROVEMENTS IN THE MANUFACTURING MECHANISMS OF THE ROLL-UP METALLIC DOORS : en es
  • US2371363A - Hose connector : en
  • US2371394A - Apparatus for removing carbonaceous deposits from metals and the like : en
  • CA426052A - Extensible hack-saw frame : en fr
  • US2371592A - Automatic aerial camera : en
  • DK63255C - Procedure for the manufacture of a molding compound for cores and molds. : da en
  • CH236735A - Holder for toilet paper rolls. : de en
  • FR897137A - Metal rings prevent splitting of the ends of the wooden clamping keys : en fr
  • CA426049A - Cross-cut saw : en fr
  • US2371327A - Method and apparatus for repairing radio tubes, lamps, and the like : en
  • CH236851A - Electrical installation switch. : de en
  • CA426135A - Fruit processing apparatus : en fr
  • CH236880A - Curler. : en fr
  • US2371242A - Shaving machine : en
  • US2371391A - Screen for wells : en
  • CA426048A - Footwear sole moulding apparatus : en fr
  • CH236942A - Process for the preparation of polymerization products. : de en
  • CA426127A - Grain drill hopper device : en fr
  • AU128718B2 - Improvements inthe laundering of white textile articles : en
  • US2371308A - Pocket utensil holder : en
  • GB568014A - Improvements relating to wide span bucket grabs : en
  • USD140556S - Combined control handle and hood for water valves : en
  • CA426071A - High viscosity resin : en fr
  • FR897132A - Machine component cooling device : en fr
  • US2371278A - Electric reaction furnace : en
  • US2371387A - Electric clock : en
  • AU1953645A - Improvements in or relating to methyl silicone elastomers usable for electrical conductor insulation : en
  • GB568043A - Purification of sulphathiazole : en
  • FR897156A - Device for raising a ladder or similar system : en fr
  • CH236906A - Bike pump. : de en
  • USD140580S - Design fob a milk testing device : en
  • US2371366A - Sash balance : en
  • FR897281A - Process for manufacturing condensation products : en fr
  • CH236791A - Method and device for suppressing the display of false echoes in distance measuring systems that work according to the reflection principle. : de en
  • CA426160A - Toy building : en fr
  • US2371123A - Electrolytic deposition : en
  • US2371568A - Trackway system for train control : en
  • FR897128A - Ceramic insulator for compressed gas insulated electrical appliances : en fr
  • GB567987A - Expeller press : en
  • GB568052A - Improvements in or relating to rupture trusses : en
  • FR897192A - Process for obtaining food preparations containing vitamins, for animals : en fr
  • ES168972A1 - SANDING MACHINE : en es
  • CH236831A - Impeller with outer ring for axially flowed through water turbine pumps and ship propellers. : de en
  • CH236859A - Self-induction coil having an adjustable core, in particular for high frequency, and method for producing such a coil. : de en
  • CA426053A - Light polarizer : en fr
  • USD140588S - Design fob a doll : en
  • USD140559S - Design for a box : en
  • US2371296A - Means for venting milk cans : en
  • FR897194A - Process for treating gases containing oxides of nitrogen : en fr
  • CH236817A - Container for stringing twist drills. : de en
  • CH236886A - Signaling device in an electrical telecommunications system. : de en
  • CH236883A - Fire extinguisher with swiveling outlet mouthpiece. : de en
  • CA426036A - Respiratory apparatus : en fr
  • CH236872A - Incandescent socket. : de en
  • US2371252A - Capacity loading system : en
  • US2371254A - Therapeutic compound : en
  • US2371360A - Air deflector for electric fans : en
  • CA426101A - Detergent : en fr
  • USD140574S - Design for a combined sink and cabinet : en
  • CA426097A - Aeroplane runway deck : en fr
  • USD140563S - Design for a lapel button or the like : en
  • US2371311A - Station selection system : en
  • ES10561U - Headlight to test of nocturnal aerial alarms. (Machine-translation by Google Translate, not legally binding) : en es
  • FR897186A - Method for determining whether the shape of a cutting tool and the material of which it is made are suitable for machining or whether a material to be worked is suitable for such machining : en fr
  • FR897227A - Pneumatic gauge : en fr
  • ES11191U - A new piece of ceramic or cement for construction (Machine-translation by Google Translate, not legally binding) : en es
  • ES168079A1 - IMPROVEMENTS IN THE MANUFACTURE AND WAY OF EMPLOYMENT OF THE CALLED EXOTERMIC SAQUITOS USED FOR THE PERMANENT WAVE OF THE HAIR : en es
  • FR897163A - Potentiometer or rheostat : en fr
  • US2371449A - Valve : en
  • US2371236A - Control device : en
  • GB568017A - Improvements in or relating to means for securing accessory fittings within liquid containers : en
  • CH236719A - Parquet floor. : de en
  • CA426077A - 3,4-dimethyl-aniline : en fr
  • US2371407A - Tubular frame construction : en
  • FR897181A - Device for supplying internal combustion engines with gas mixtures especially of ammonia and other gases : en fr
  • FR897197A - Manufacturing process for bricks, tiles, drainage pipes and other ceramic products : en fr
  • ES168977A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • US2371550A - Treatment of phenols : en
  • FR897064A - Mass from the waste liquor of cellulosic materials and process for its manufacture : en fr
  • US2371378A - Control : en
  • US2371441A - Flexible measuring tape attachment : en
  • US2371511A - Magnetic transmission : en
  • FR897216A - Tool holder adaptable to hitting hammers, perforators or breakers controlled by compressed gas and fitted with an interchangeable tool : en fr
  • FR897226A - Electric toric lens for electronic optical device : en fr
  • FR897191A - Simultaneously Approachable and Spreadable Front and Rear Bumpers for Automotive Vehicles : en fr
  • ES168910A1 - DEVICE THAT ALLOWS TO DETERMINE THE OPENING OF THE DIAPHRAGM OF THE OBJECTIVE OF THE APPARATUS DE TOMAVISTAS FOTOGRAFICAS OR CINEMATOGRAFICAS : en es
  • US2371506A - Signaling system : en
  • US2371294A - Apparatus for the manufacture of : en
  • US2371409A - Combination bed : en
  • ES168907A1 - DEVICE FOR THE CONTROL OF THE FUNCTIONING OF THE APPARATUS DE TOMA CINEMATOGRAFICAS VIEWS : en es
  • US2371370A - Electrical coincidental locking system for automobiles : en
  • US2371554A - Brake : en
  • USD140567S - Cabinet for amusement device : en
  • GB568013A - Rivets and method and apparatus for making the same : en
  • USPP654P - Gardenia plant : en
  • ES168966A1 - DEGAS ACETYLENE GENERATOR APPARATUS WITH AUTOMATIC REGULATION : en es
  • ES4443Y - Sheet metal jar with crown cap : en es
  • ES9318Y - Clamping bracelet for watches. : en es
  • US2371359A - Method of producing solution containing cellulosic material : en
  • CH236804A - Magnesium alloy. : de en
  • USD140591S - Hollmann etal excavating machine frame : en
  • GB568081A - Improvements in the manufacture of ears for buckets, cooking vessels and other like articles : en
  • USD140560S - Carton for paper toilet seat covers : en
  • CH236835A - Process for the production of hollow valves provided with a heat-compensating filling. : de en
  • FR897078A - Bottle Capping Machine : en fr
  • US2371320A - Temt office : en
  • US2371469A - Tool installed cable terminal and method of making same : en
  • ES168922A1 - PROCEDURE FOR THE EXTRACTION OF STOMAGODE LSO RUMINANTS AN ACTIVE PRINCIPLE IN THE TREATMENT OF RHEUMATISM AND CHRONIC INFECTIONS IN GENERAL : en es
  • US2371564A - Transmission : en
  • US2371164A - gibbons : en
  • US2371239A - Electric contact : en
  • US2371176A - Means for and method of detecting : en
  • US2371174A - Submarine excavating device : en
  • ES168429A1 - SEPARATOR DEVICE-FEEDER FOR STRAIGHT OR ROLLED WINGS : en es
  • FR897106A - Process of cold agglomeration of pulverulent fuels : en fr
  • US2371346A - Heat-absorbing water conduit for tank water heaters : en
  • CA426148A - Signalling system : en fr
  • US2371481A - Combination trunk and cot : en
  • US2371483A - Copper pigment : en
  • GB568033A - Improvements in electric accumulator or storage battery cells : en
  • AU1035643A - Means for securing heel grips in footwear : en
  • DK63265C - Method and Machine for Shaping Shafts for Footwear. : da en
  • US2371189A - Mineral fortification of foodstuffs : en
  • US2371139A - Propellent chakge holder : en
  • US2371173A - Container : en
  • US2371427A - Manufacture of zeolitic materials : en
  • US2371439A - Hose clamp applier : en
  • ES168899A1 - IMPROVEMENTS IN THE MANUFACTURE OF WHEELS APRA RAILROAD : en es
  • US2371405A - Gas analysis apparatus : en
  • AU119631B2 - Improvements in keying control methods and systems : en
  • CA426068A - Vibratory electric motor : en fr
  • GB568063A - Manufacture of unsaturated aldehydes : en
  • GB568038A - Improvements in heat exchange arrangements more especially for use with internal combustion engines : en
  • CH236803A - Method and apparatus for converting liquid slag into foamed material by treatment with water. : de en
  • GB567977A - Process of refining ferrous metals : en
  • GB568072A - Improvements in the manufacture of lead chromate pigments : en