• FR906597A - New playing card : en fr
  • US2392820A - Vise lock : en
  • CA432576A - Reflective projection system : en fr
  • US2393056A - Rear-view mirror mounting : en
  • ES11565Y - Improvements made to variable opening wrenches for nuts : en es
  • FR906714A - Elastic bearing : en fr
  • CH240654A - Electric hand vibrator. : de en
  • NL111737B - : en
  • US2392959A - Paperboard drum : en
  • ES171847A1 - PROCEDURE FOR WATERPROOFING BOINS : en es
  • ES170506A1 - PERFECTIONS IN CRANKSHAFT AND OTHER MACHINE ORGANS : en es
  • CH240708A - Load changing device on vehicle brakes. : de en
  • FR906717A - Drive device for milling cutters on the milling machine chuck : en fr
  • ES171557A1 - AN IGNITION DEVICE FOR EXPLOSION ENGINES : en es
  • GB574686A - Frequency modulating system : en
  • GB574644A - A process for rendering fabrics resistant to slip : en
  • ES12313U - Special closing box. (Machine-translation by Google Translate, not legally binding) : en es
  • FR906613A - Process for the production of hydrolyzate from plant materials, products obtained by carrying out these processes, treatments of these products and their applications in particular for the tanning of hides and skins : en fr
  • ES169360A1 - IMPROVEMENTS IN THE MANUFACTURE OF COVERS OR CLOSURES FOR JUGS, BOTTLES, CANS AND SIMILAR CONTAINERS : en es
  • GB574634A - Improvements in or relating to portable chairs for babies and young children : en
  • US2393221A - Blasting cap package : en
  • FR906793A - Checking device for bevel gears : en fr
  • GB574652A - Improved manufacture of heat cast refractories : en
  • US2393083A - Wire connector : en
  • NL112527B - : en
  • ES11885Y - Box-case for special folding toilet paper. : en es
  • ES171810A1 - A TRANSFORMING DEVICE FOR DRIVING FORCE OF WATER CURRENTS IN USEFUL ENERGY, APOVECHABLE FOR WATER ELEVATION OR AS A DRIVE FORCE : en es
  • USD143546S - Design for an earring or similar article : en
  • GB574739A - Treatment of linear polymers with formaldehyde or formaldehyde-liberating substance : en
  • FR906688A - Group of machines consisting of an axial current turbine and an electric machine : en fr
  • GB574675A - Apparatus for determining the direction of reflecting objects by means of electromagnetic waves : en
  • ES171870A1 - A PROCEDURE TO OBTAIN INSECTICIDE SUBSTANCES IN A HIGH DEGREE OF DISPERSION OR FRACTIONATION : en es
  • ES11377Y - Repeating firing pistol. : en es
  • US2393206A - Synthetic rubberlike emulsion copolymerizates and process of producing same : en
  • USD143559S - Design for a pin or similar article : en
  • CH240628A - Drawing machine. : de en
  • ES171660A1 - PROCEDURE FOR THE OBTAINING OF ORGANIC ENAMEL : en es
  • ES171832A3 - PROCEDURE FOR THE MANUFACTURE OF PHENOTHIAZINE ON AN INDUSTRIAL SCALE : en es
  • ES171902A1 - AN AUTOMATIC MOTOR MOVED BY THE WEIGHT OF GRAVITY OF THE LIQUID : en es
  • FR906611A - Warning and signaling device for road vehicles, in particular for heavy trucks and convoys : en fr
  • GB574646A - Improvements in or relating to the fire-proofing of rubber : en
  • US2393120A - Safety device in screw hoisting blocks : en
  • US2393208A - Coagulation of latices : en
  • FR906622A - Improvements to telemechanics devices over the air or otherwise : en fr
  • FR906798A - Speed governor for internal combustion and injection engines : en fr
  • GB574715A - Improvements in or relating to charging of detonator shells with explosive : en
  • ES175982A1 - PROVISION TO EXPLORE A DEFAULT SPACE WITH A RADIATED BEAM OF WAVE SIGNALS : en es
  • ES169336A1 - IMPROVEMENTS IN THE MANUFACTURE OF THE LEVULOSA, STARTING FROM FIRST VEGETABLE MATERIALS : en es
  • FR906658A - New method of parquet or similar and parquet elements allowing the realization : en fr
  • FR906673A - Improvements to Centerfire Shotguns : en fr
  • GB574666A - Improvements in or relating to air heaters : en
  • CH240650A - Process for manufacturing objects made of microporous material, in particular diaphragms. : en fr
  • FR906686A - Automatic weapon firing pin support : en fr
  • ES11682Y - Perfect trousers or briefs. : en es
  • ES171871A1 - A PROVISION TO ADJUST OR FIX THE FRAME AND COMBINE THE URDIMBRE THREADS IN THE CIRCULAR TELESCOPES : en es
  • FR906580A - Advanced trailer for transporting boats : en fr
  • ES171641A1 - AN APPARATUS TO GASIFY LIQUID FUELS : en es
  • GB574631A - Improvements relating to machines for grinding the teeth of gear wheels : en
  • GB574695A - Improvements in the manufacture of stators for dynamo-electric machines : en
  • US2393007A - Method of polymerizing vinyl compounds : en
  • US2392846A - Method for the removal of tetraethyl lead from hydrocarbons : en
  • US2393178A - Quick-release connector : en
  • US2393044A - Quick-acting voltage-regulator system : en
  • AU130812B2 - u Steam injection type water heater : en
  • CA432583A - Cone marking machine : en fr
  • FR906566A - Preparation of the mercury salts of maleic resins, and their use for obtaining poisonous paints : en fr
  • CH240723A - Process for the production of ascorbic acid. : de en
  • FR906795A - Improvements to electric tape typewriters : en fr
  • CH240719A - Adjustable tolerance snap gauge. : de en
  • FR906603A - Multiplex communications improvements : en fr
  • US2392849A - Prewelt cementing and forming machine : en
  • CA432569A - Rail grinder : en fr
  • US2392989A - Engine exhaust muffler : en
  • US2393200A - Foundry flask : en
  • US2392978A - Light divider : en
  • US2392987A - Preservative composition : en
  • US2393046A - Side frame for railway car trucks and the like : en
  • AU126080B2 - Improvements in baby carriages : en
  • AU123107B2 - Improvements in or relating to turbine apparatus : en
  • US2393171A - Hand covering : en
  • GB574753A - Improvements in or relating to electrical conductors : en
  • ES12309U - Safety clip for fountain pens and pens (Machine-translation by Google Translate, not legally binding) : en es
  • FR906716A - Crate for transporting plants : en fr
  • FR906776A - Wing-fuselage connection : en fr
  • US2393076A - Hydraulic valve : en
  • US2392882A - Method of depositing fibrous material : en
  • CH240716A - Device to improve the heating effect of heating systems. : de en
  • US2392920A - Brooder house : en
  • FR906683A - Surface bonding process for birefringent layers : en fr
  • ES11914Y - Security padlock mechanism. : en es
  • FR906657A - Improvements to hypodermic syringes : en fr
  • GR10569B - SMALL CONSUMPTION ELECTRIC HOB. : el en
  • US2393110A - Shimmy damper for airplane landing gear : en
  • US2393179A - Sizing compositions : en
  • US2393055A - Greenhouse structure : en
  • US2392980A - Fluid motor stroke shifter : en
  • US2393173A - Process of compacting or sealing formations : en
  • FR906629A - System of paintings, panels, decorative objects and method of obtaining : en fr
  • FR906591A - Improvements to alternates : en fr
  • CA432495A - Winding machine thread guide : en fr
  • US2393090A - Trolling device : en
  • CH240712A - Power harrow. : de en
  • US2393192A - Starting circuit for electrical devices : en
  • USD143530S - Similar article : en
  • ES171222A3 - IMPROVEMENTS IN THE MANUFACTURE OF JARS OR SIMILAR CONTAINERS : en es
  • GB574618A - Means for the determination of the eccentricity of the conductor with regard to the dielectric in insulated wires and cables : en
  • ES175975A1 - IMPROVEMENTS IN ELECTRIC OVENS FOR FUSING PURPOSES AND REDUCTION : en es
  • ES170218A1 - PROCEDURE FOR THE OBTAINING OF FOAM-EXTINGUISHING FIRE-EXTINGUISHING PRODUCTS : en es
  • ES171529A1 - IMPROVEMENTS IN THE CONSTRUCTION OF ANNULAR RUNNERS : en es
  • CH240659A - Rotary piston fluid transmission. : de en
  • CH240671A - Switching mechanism for electric toggle switches. : de en
  • FR906574A - Jointing device for oscillating lanes : en fr
  • CA432496A - Saw bit : en fr
  • FR906564A - Elastic upholstery for vehicle seats and other seats, sofas, box springs and similar applications : en fr
  • GB574623A - Plastic material for moulding and modelling : en
  • US2393164A - Electric circuit breaker : en
  • CH240710A - Propulsion device for aircraft. : en fr
  • ES11621Y - Improved wrench. : en es
  • ES171894A3 - A PROCEDURE FOR WELDING THE IRIDIUM OR OTHER POINTS ON THE NIBS TO WRITE : en es
  • AU129570B2 - Combined shipping and display container : en
  • FR906630A - Electric bed or cage heater for various applications : en fr
  • US2392824A - Pressure welding process and apparatus : en
  • US2393106A - Furnace : en
  • US2392970A - Brake shoe spring arrangement : en
  • CH240589A - Plasterboard for the production of dry ceilings. : de en
  • FR906609A - Device for guiding the edges of the fabric and calling mechanism for the latter in straight-line plucked and chain knitting looms : en fr
  • US2393183A - Vehicle suspension : en
  • GB574689A - Extraction of iron from titaniferous ores : en
  • CH240724A - Process for the production of ascorbic acid. : de en
  • FR906707A - Electric switch : en fr
  • ES171836A1 - IMPROVEMENTS INTRODUCED IN THE SECURITY LOCKS, WITH OR WITHOUT DEVICES : en es
  • ES11853Y - Letter about. : en es
  • US2392999A - Air chuck : en
  • FR906568A - Tailless plane : en fr
  • US2393074A - Garment hanger : en
  • US2393080A - Charge preparation : en
  • US2393093A - Unitary controller : en
  • US2393147A - Latch mechanism : en
  • AU41946A - Machine for coiling wire reinforcements on concrete and other tubes : en
  • CH240615A - Manufacturing process for acetals. : en fr
  • GB574665A - Electronic voltmeters and ohmmeters : en
  • GB574633A - Improvements in or connected with tool handles : en
  • US2393047A - Art of drilling oil or gas wells : en
  • FR906780A - Calculating device : en fr
  • GB574621A - Improvements relating to the production of film or sheeting : en
  • US2392827A - Knot sealing machine : en
  • USD143532S - Design fob a pencil sharpener : en
  • CH240631A - Chassis for machine gun mounts. : de en
  • USD143570S - Design fob a handle for cooking utensils : en
  • USD143541S - Casing for an electric heater with fan : en
  • US2393129A - Substituted ethylene oxide compounds and process for preparing the same : en
  • ES171831A3 - IMPROVEMENTS IN THE MANUFACTURE OF STYLOGRAPHIC PENS WITH A WRITING BALL : en es
  • US2392960A - Process for the dehydrogenation of alkenylcyclohexenes : en
  • US2393097A - Inking and lacquering roller for lithographic, printing, and lacquering machines : en
  • US2392844A - Structural unit and method of making structures therewith : en
  • FR905823A - : fr
  • ES171055A1 - PROCEDURE FOR THE OBTAINING OF PHOSPHATE FERTILIZERS : en es
  • FR906792A - Disaggregator device : en fr
  • GB574741A - Improvements relating to air pick-up system : en
  • US2392968A - Mold : en
  • CA432529A - Sulphuric acid regeneration : en fr
  • US2393049A - Breaker mechanism : en
  • CA432487A - Metal-to-metal joint loosening process : en fr
  • USD143567S - Rigid side handle for cooking utensils : en
  • GB574756A - Improvements in means responsive to pressure differences in hydraulic or pneumatic systems : en
  • CA432545A - Mothproofing composition : en fr
  • DK64232C - Procedure for ruffling woven fabrics, knitted or crocheted articles, white goods and clothing, and a template for practicing the procedure. : da en
  • ES11917Y - A bar-American suitcase : en es
  • US2392932A - Clip or clamp for use in connecting together structural members : en
  • CA432524A - Coil winding machine : en fr
  • CH240684A - Subscriber device for electro-acoustic transmission system. : de en
  • ES171840A1 - A CARRICUBA : en es
  • US2393193A - Motion converter mechanism : en
  • AU131780B2 - Improvements in and, relating to. electric discharge lamps : en
  • CH240651A - Safety razor. : de en
  • FR906632A - Development in the dairy industry : en fr
  • FR906737A - Method for establishing an overlock : en fr
  • ES171848A1 - IMPROVEMENTS IN THE CONSTRUCTION OF ELECTRONIC EAPPARATUS FOR PROSTHESIS IN CASES OF ACUSIA : en es
  • FR906601A - Advanced two-wheel tractor : en fr
  • FR906745A - Self-supporting aerial telephone cable : en fr
  • US2392806A - Mechanism for controlling the flow of fluid or gas : en
  • FR906625A - Distributor device for fertilizer or the like : en fr
  • CH240620A - Process for the production of condensation products of urea BEZW. of the thiourea or mixtures of both with acetaldehyde and formaldehyde. : de en
  • US2392812A - Sifting device : en
  • ES171762A3 - A PROCEDURE FOR MANUFACTURING A MESH OR ELASTIC KNIT FABRIC, WITH THE APPEARANCE AND ADVANTAGES OF THE LINK CALLED TUL : en es
  • US2392803A - Gear finishing : en
  • ES171804A1 - AN EXPANSIVE WINDER SYSTEM TO A SINGLE IMPELLER : en es
  • CH240714A - Power harrow. : de en
  • CH240695A - Method and apparatus for measuring a malleable material. : de en
  • CA432574A - Paper box : en fr
  • GB574619A - Improvements in and relating to fluid-sealing glands for rotating shafts : en
  • US2393108A - Anhydrous caustic alkalis and method of preparing same : en
  • CH240690A - Telephone set with back hearing loss. : de en
  • ES171763A1 - IMPROVEMENTS IN THE ELASTIC WHEELS : en es
  • US2392956A - Automatic brake adjuster : en
  • US2393068A - Electrodeposition of insulating materials : en
  • AU55846A - Improvements in or relating toa metal rolling mill : en
  • US2393028A - Conversion of hydrocarbon oils : en
  • CH240717A - Method for preparing a new tetracyclic compound. : de en
  • FR906796A - Mobile device for working the soil and the execution of adjoining structures, as well as for measuring their resistance : en fr
  • GB574668A - Improvements relating to the manufacture of leather thongs : en
  • AU48546A - Improved centrifugally operated switch : en
  • CA432490A - Centrifugal pump : en fr
  • FR906740A - Method of making emulsions such as ointments and ointments : en fr
  • US2393095A - Process of hydrolysis of starch : en
  • NL57894C - : en
  • US2392940A - Electrical conduit fitting : en
  • CA432491A - Vapour expelling pump : en fr
  • US2392908A - Manipulative, attention-attracting device : en
  • US2393136A - Railway traffic controlling apparatus : en
  • AU47246A - Improvements in or relating to electric carrier current communication systems : en
  • US2393039A - Bubble gun : en
  • CA14449S - Screw-driver, pipe-reamer and bottle opener combination : en
  • US2392804A - Method of making molded drill jigs : en
  • US2393088A - Fastener : en
  • US2392899A - Elongation gauge : en
  • AU128922B2 - Improvements in or relating to explosives suitable for safety blasting explosives : en
  • US2393111A - Fountain pen and ink eradicator : en
  • US2393069A - Vibrograph : en
  • US2393160A - Separation of ores by the sink and float process : en
  • FR906710A - Waterproof garment with ventilation slots : en fr
  • US2392929A - Manufacture of artificial teeth and other molded articles : en
  • CH240689A - Circuit for expanding electrical vibrations. : de en
  • CH240713A - Power harrow. : de en
  • US2393123A - Refrigeration system : en
  • USD143526S - Design fob a game device : en
  • US2393165A - Treatment of well drilling fluids : en
  • US2393073A - Means and method of producing binocular prisms : en
  • USD143534S - Design for an embroidered trimming : en
  • AU128902B2 - Screenlike or louvered sheet material : en
  • CH240607A - Drive device on sewing machines. : de en
  • FR906744A - Method for the transmission of telegraph signals in powerline telegraph installations with variable level : en fr
  • FR906755A - Articulated leg with special lock : en fr
  • CA432582A - Fibrous textile material processing : en fr
  • US2393103A - Combined paste tube holder and closure : en
  • US2393146A - Railway car retarder : en
  • ES12321U - Calendar of passable sheets in the form of a notebook. (Machine-translation by Google Translate, not legally binding) : en es
  • ES171785A3 - CENTRIFUGAL APPARATUS TO UNCOVER, PRESS AND COOL THE GRAPE : en es
  • AU130550B2 - Improvements in or relating to powdered pigment compositions : en
  • US2393124A - Caging mechanism for gyros : en
  • US2392988A - Tractor and tank track : en
  • USD143543S - Design for a croquet wicket : en
  • FR906791A - Rotary cooker for the preparation of fibrous cellulosic materials : en fr
  • GB574642A - Treatment of fibrous and other porous materials : en
  • AU44946A - Process and electrode for oxy-electric cutting : en
  • ES11897Y - A new pocket flashlight system : en es
  • NL57840C - : en
  • CH240693A - Container with variable capacity. : de en
  • ES171897A1 - IMPROVEMENTS IN THE METHODS TO PRODUCE SELENIO COATINGS : en es
  • US2393157A - Process for promoting the emulsion polymerization of conjugated diolefins : en
  • US2392836A - Sizing device for grinding machines and the like : en
  • USD143527S - Jx buipttaxt : en
  • CA432528A - Chemical reaction tower : en fr
  • CA432568A - Glyceride oil processing : en fr
  • CA432493A - Door latch : en fr
  • CH240667A - Rotary drive with coiled helical spring. : de en
  • US2392823A - Broach : en
  • US2392826A - Shoe last : en
  • US2392982A - Windshield wiper : en
  • CH240625A - Release device for the spaces of die setting and line casting machines. : de en
  • USD143536S - Design fob an embroidered trimming : en
  • CH240603A - Device for cutting the thread ends in automatic winding machines. : de en
  • CH240609A - Zipper. : de en
  • FR906578A - Further training in the alarm circuits of fire detection systems : en fr
  • US2392985A - Motor vehicle steering mechanism : en
  • CH240644A - Soldering device. : de en
  • US2392884A - Fuse for projectiles : en
  • CH240653A - Vice intended to strongly grip a tool. : en fr
  • CA432511A - Remote control apparatus : en fr
  • FR906671A - Process for the preparation of food materials for animals from cellulosic materials : en fr
  • FR906684A - Method of manufacturing polarization filters : en fr
  • US2393059A - Bottled drink dispenser : en
  • US2392992A - Suit and method of making : en
  • FR906743A - Suction cup : en fr
  • CH240691A - Device for the optional setting of the shaft of a device to different predetermined rotational angle positions. : de en
  • US2393175A - Pump : en
  • US2392969A - Photoelectric tube : en
  • US2393210A - Making shoe sole taps : en
  • US2392887A - Safety razor : en
  • AU132831B2 - Process and electrode for oxy-electric cutting : en
  • CA14455S - Cologne bottle : en
  • AU52946A - Improvement in or relating to arrangements for modulating continuous waves : en
  • AU47046A - Improvements in or relating to electrical consumption control equipment : en
  • CH240664A - Internal combustion engine. : en fr
  • FR906594A - Process for the preparation of a dispersed and very adherent copper slurry : en fr
  • USD143563S - Design fob a kitchen utensil handle : en
  • ES7323Y - Device for clamping or securing various moving parts. : en es
  • FR906666A - Device for regulating the electrolyte level in accumulator batteries : en fr
  • GB574693A - Improvements relating to electrical control apparatus : en
  • GR10567B - BASIS OF THE MULTIPHOPLE ELECTRIC HOME. : el en
  • FR906614A - Turbo-engine with explosions : en fr
  • CH240686A - Switching device in an electro-acoustic transmission system. : de en
  • USPP668P - Hybrid tea rose plant : en
  • US2392973A - Process of refining oil : en
  • US2393061A - Control system : en
  • CA432593A - Ball race re-conditioning apparatus : en fr
  • CH240692A - Method for transforming a continuous electromotive force into current, and device for carrying out this method. : en fr
  • ES171788A3 - A PROCEDURE FOR ATTACHING THE LENS GLASSES TO THEIR FRAMES : en es
  • AU39646A - Improvements in and, relating to. electric discharge lamps : en
  • ES11633Y - Tensioner for soft shirt collars and other uses. : en es
  • ES11680Y - Elastic closure for footwear. : en es
  • GB574671A - Improvements relating to axle bearings : en
  • CH240639A - Optical system consisting of a concave, spherical mirror and a correction element. : de en
  • CA432489A - Filament, thread, bristle or straw production : en fr
  • ES171896A1 - IMPROVEMENTS IN CARBORIZED FILAMENTS AND THEIR TREATMENT METHODS : en es
  • GB574767A - Improvements relating to gas fires : en
  • CA432500A - Aircraft propeller synchronizer : en fr
  • ES11881Y - Replaceable shoe insert : en es
  • GB574691A - An improved method of mounting needle valves : en
  • CH240646A - Universal machine tool. : en fr
  • ES11887Y - Automatic switch device for electric irons and the like. : en es
  • ES9651Y - Device on all kinds of open-mouth plowshares for plows. : en es
  • FR906619A - Process for the manufacture of chlorinated derivatives of addition of compounds of the aromatic series : en fr
  • CH240678A - Electric discharge tube with an electron mirror. : de en
  • ES171776A1 - A PUMP D EPISTÓN ASPIRANTE-IMPELENTE METER OF LIQUIDS : en es
  • CA432536A - Metal surface conditioning apparatus : en fr
  • US2392933A - Internal-combustion engine : en
  • US2393054A - Self-locking nut : en
  • US2393223A - Hydraulic motor : en
  • US2392944A - Spark plug electrode : en
  • US2393023A - Apparatus for covering articles : en
  • ES11809Y - Hammer perfected for carpentry and the like. : en es
  • GB574662A - Key cases : en
  • FR906739A - Manufacturing process, from fuels rich in ash, of gases which can be used industrially : en fr
  • FR906752A - Process for the preparation of water-soluble starch derivatives : en fr
  • GB574626A - Improvements in or relating to electric amplifying circuits : en
  • FR906593A - Further training in tractor track control : en fr
  • US2392878A - Antipressor and method of making : en
  • ES171874A1 - A METHOD OF PREPARING A THERAPEUTIC COMPOSITION : en es
  • GB574685A - Improvements in or relating to hair curlers : en
  • FR906637A - Improvements to hoists : en fr
  • FR906799A - Contact set for electromagnetic circuit breakers and similar devices : en fr
  • FR906639A - Electric soldering iron : en fr
  • FR906641A - Further training in direction-finding transmitters : en fr
  • ES12283U - Device turns off cigarettes and the like. (Machine-translation by Google Translate, not legally binding) : en es
  • ES171782A1 - A DIRECTED VIBRATION GENERATING DEVICE : en es
  • ES171809A1 - PROCEDURE FOR THE PREPARATION OF GLYCOLS AND THEIR ETHERIES-SALTS : en es
  • FR906669A - Process and devices for improving coatings obtained by melting and spraying metals, alloys and other materials : en fr
  • GB574616A - Improvements in or relating to electric secondary batteries : en
  • US2393057A - Cathode assembly : en
  • GB574747A - A draw bar attachment for tractors : en
  • CH240668A - Safety device to prevent the unhooking of the elements of the suspended insulators of the orbit type for high voltage lines. : en it
  • CH240616A - Process for the preparation of dimeric crotonic acid esters. : de en
  • US2393184A - Tone control : en
  • CH240602A - Gearbox for ring spinning machines. : de en
  • US2393078A - Inverted vent check valve : en
  • AU35846A - Improvements in and relating to straight bar knitting machines : en
  • GR10570B - MEANS OF FIGHT AGAINST SOIL ORGANIZATIONS. : el en
  • CA432591A - Tank hatch hood : en fr
  • US2392897A - Sandblast tool : en
  • US2393038A - Magnetic core structure : en
  • AU129762B2 - Device for tightening the weft and for sorting out the warp threads in circular weaving looms : en
  • US2393010A - Marine friction coupling : en
  • AU129879B2 - Improvement inline balance convertors : en
  • AU44646A - Improvements in and relating to biscuit and like cutting and embossing machines : en
  • ES11455Y - Support for colored lenses, adaptable by superimposing to ordinary prescription glasses. : en es
  • US2392838A - Writing machine attachment : en
  • US2392856A - Gauging device : en
  • US2392864A - Derivatives of the dialkyl ethane-and di-ethyl ethene series and process of making the same : en
  • USRE22709E - Apparatus for recording : en
  • US2393222A - Rubberless flexible compositions and processes : en
  • CH240681A - Ion discharge tube. : de en
  • US2393098A - Method of assembling main reduction gears : en
  • USD143537S - Design for a floor brush : en
  • CH240604A - Device for depositing the wound bobbins on a winding machine. : de en
  • CH240725A - Process for the production of ascorbic acid. : de en
  • CA432563A - Die stock : en fr
  • CH240593A - Electrical device intended to prevent the freezing of a liquid in a pipe, in particular applicable to a water pipe. : en fr
  • ES12295U - New type of bandage (Machine-translation by Google Translate, not legally binding) : en es
  • US2392832A - Drive axle : en
  • ES171771A1 - PROCEDURE FOR THE PREPARATION OF TRIHALOGENETHANE DERIVATIVES : en es
  • ES171900A1 - IMPROVEMENTS INTRODUCED IN THE TYPOGRAPHIC ELEMENTS CALLED MATRICES : en es
  • FR906602A - Pulse Width Telemetry : en fr
  • ES11868Y - Guarantee capsule for injectable containers. : en es
  • US2393197A - Remote reading temperature instrument : en
  • FR906788A - Electron mirror discharge tube with deflector electrodes : en fr
  • GB574609A - Loading and unloading cargo : en
  • FR906612A - Hand truck for oil drums and others : en fr
  • ES171749A1 - APPARATUS FOR THE MANUFACTURE OF IMITATION STONES FOR JEWELRY AND JEWELERY : en es
  • US2392861A - Manufacture of perchloric acid : en
  • US2393198A - Welding apparatus : en
  • GB574733A - Improvements in or relating to speed governor adjusting mechanism : en
  • FR906633A - Improvements to coaches and other vehicles : en fr
  • ES175973A1 - PROCEDURE FOR THE MANUFACTURE OF SODIUM ALGINIC ACID OF SEAFOODS : en es
  • GB574641A - Improvements in and relating to catalysts : en
  • GB574755A - The manufacture of an improved electric resistance heating element : en
  • US2393127A - Centrifugal pump : en
  • AU47846A - Device for tightening the weft and for sorting out the warp threads in circular weaving looms : en
  • AU2539745A - A process forthe sterilization and preservation of comestible materials ofthe non-cereal type : en
  • US2392847A - Rubberlike polymeric substance and process of producing it : en
  • CA14453S - Cologne bottle : en
  • ES11848Y - Improved packaging for pharmaceutical and medicinal products. : en es
  • ES12291U - A composition game using target shooting (Machine-translation by Google Translate, not legally binding) : en es
  • ES11626Y - Rack mold for the manufacture of hollow plaster bricks for construction. : en es
  • FR906600A - Propulsion system with track adapting to wheels with tires or tires : en fr
  • AU49846A - Specification not printed : en
  • US2392869A - Magazine for safety razor blades : en
  • US2393053A - Weight indicator : en
  • GB574706A - Improvements in low-friction bearings or pivots for use in connecting links of philosophical electrical or other precision instruments : en
  • AU503442A - Improvements in methods of and apparatus for suction casting andthe like : en
  • SE115667C1 - : en
  • US2392951A - Flowmeter : en
  • FR906624A - Burglar alarm : en fr
  • CA432492A - Lock mechanism : en fr
  • US2393159A - Seam protecting devices for cloth shears : en
  • CA432546A - Absorption refrigerating apparatus : en fr
  • US2393013A - Sighting apparatus for firearms : en
  • CA432494A - Latching mechanism : en fr
  • US2393188A - Inspection machine for packaged goods : en
  • CH240611A - Process for the production of a durable fermentation and baking aid. : de en
  • CH240637A - Calculation table book. : de en
  • ES171647A1 - A SPEED CHANGE MECHANISM FOR MOTORCYCLES AND ANALOG VEHICLES : en es
  • GB574656A - Improvements in or relating to the flanging of pipes, conduits and the like of plastic materials : en
  • US2392902A - Fuel tank : en
  • AU129413B2 - Improvements in or relating to kilns : en
  • CA432592A - Inserted blade cutter and clamp : en fr
  • CA432598A - Electric switch : en fr
  • CH240676A - Rectifier tube. : de en
  • AU129020B2 - Machine for coiling wire reinforcements on concrete and other tubes : en
  • AU54946A - Improvements in or relating to sealing rings : en
  • FR906761A - Friction coupling automatic synchronization device : en fr
  • USD143558S - Design for an infusion unit for a coffee maker : en
  • CA432570A - Lapping machine : en fr
  • ES11808Y - Articulated cufflinks. : en es
  • FR906652A - Low volume liquid concentrator and evaporator : en fr
  • GB574654A - Improved method of reinforcing concrete, wood-crete, plaster, and like composition : en
  • US2393050A - Device for circular sewing : en
  • CH240635A - Spring balance. : de en
  • AU1837745A - Devices for teaching dancing : en
  • CH240688A - Two-wire amplifier with low-pass filter. : de en
  • AU1646A - Improvements in or relating to metal contact rectifiers and photoelectric cells : en
  • CH240707A - Support bracket for the storage of a suspension cable of cable cars. : de en
  • US2393201A - Control means : en
  • US2393217A - Grease container : en
  • USD143531S - Design fob a fishline weight : en
  • ES11800Y - A bipolar electrical plug with its current switch : en es
  • US2393144A - Carburetor : en
  • ES12344U - An automatic pen (Machine-translation by Google Translate, not legally binding) : en es
  • ES171795A1 - SUSPENSION APPARATUS FOR THE CONSTRUCTION AND PREPARATION OF ESCAYOLATED CORSES IN THE TREATMENT OF DEFORMATIONS OF THE SPINAL COLUMN : en es
  • FR906709A - Manufacturing process of ampoules with elongated parts : en fr
  • GB574723A - Improvement in shoe soles and methods of making the same : en
  • GB574692A - Improvements in or relating to coating compositions : en
  • US2393008A - Ore concentration : en
  • US2393162A - Business management analyzer : en
  • ES171772A1 - A PROCEDURE FOR THE CONSTRUCTION OF CONCRETE WELLS : en es
  • CA432485A - Sponge rubber substitute : en fr
  • US2393154A - Petroleum products : en
  • ES171872A3 - A HYDRAULIC TRUCK JACK : en es
  • US2392862A - Distillation : en
  • GB574648A - Manufacture of unsaturated hydrocarbons : en
  • FR906598A - Electrolytic re-cutting process for used files, rasps and other cutting tools : en fr
  • FR906623A - Inhaler : en fr
  • GB574647A - Phase-modulation system for carrier-wave transmitters and the like : en
  • US2392998A - Seal : en
  • ES171833A1 - IMPROVEMENTS INTRODUCED IN THE CLOSURE OF ESTABLISHMENTS : en es
  • FR906797A - Discharge vessel filled with gas or vapor : en fr
  • ES11892Y - Safety bolt. : en es
  • ES171841A1 - A PUMP OF A PENCIL : en es
  • GB574751A - Improvements in the heat treatment of metals : en
  • FR906599A - Advanced security padlock : en fr
  • GB574663A - Improvements relating to cylinders for steam engines, pumps and the like, or for thedistribution of fluids : en
  • FR906695A - Device for adjusting the coupling between two inductively coupled electrical circuits : en fr
  • US2392912A - Bottle cap : en
  • ES11632Y - Safety shutter device applicable to bottles and containers of all kinds. : en es
  • ES175974A1 - A NEW MACHINE FOR MECHANICAL PRINTING OF FABRICS, IN SEVERAL COLORS, USING ENGRAVED COPPER CYLINDERS : en es
  • FR906763A - Process for the preparation of arylene-sulfo-carbonimides : en fr
  • FR906615A - Balancing machine : en fr
  • ES171849A1 - A PERFECT MACHINE FOR THE MANUFACTURE OF HYDRAULIC LOADS, AND IN GENERAL HIGH PRESSURE MOLDED PARTS : en es
  • US2392946A - Parachute : en
  • CA432519A - Communication booth : en fr
  • ES171891A3 - IMPROVEMENTS IN AND RELATED TO THE MANUFACTURING PROCEDURE FOR LIGHT LIGHTERS : en es
  • AU2542045A - Method of forming separable fastener stringers : en
  • ES171707A1 - MACHINE TO MIX OR AMASR AND FINISH CHOCOLATE : en es
  • ES171777A1 - A MECHANICAL SEPARATOR OF FECES FOR CONTINUOUS GRINDING PRESSES OF GRAPES : en es
  • FR906704A - Tailless airplane with rigid planes and combined flaps : en fr
  • FR906693A - Device for rolling external threads : en fr
  • ES11906Y - Rig to obtain infusions. : en es
  • ES171844A1 - IMPROVEMENTS IN OR RELATIVE TO RADIO RECEPTOR CIRCUITS : en es
  • ES170658A1 - SYSTEM TO PRODUCE, AT WILL, THE LUMINIC SIGNALING IN THE DARK IN THE ELEMENTS THAT INTEREST IN ELECTRICAL INSTALLATIONS : en es
  • ES171859A1 - IMPROVEMENTS IN THE CONSTRUCTION OF EXTRALIGERAL VEHICLES : en es
  • ES175979A1 - PROCEDURE FOR OBTAINING MEANS TO COMBAT PARASITES : en es
  • FR906581A - Circular cut-off saw : en fr
  • ES11830Y - Electric mechanical meter to be used with thermo-electric appliances, composed of two or more resistances, such as stoves, stoves, braziers and other similar : en es
  • GB574750A - Improved optical magnifier : en
  • FR906734A - Metal construction system for small pleasure and sport boats : en fr
  • GB574624A - Lawn mowers : en
  • US2392921A - Engine : en
  • GB574744A - Improvements in precast panels and like units for building construction : en
  • GB574607A - Improvements relating to gas-operated self-loading firearms : en
  • US2393151A - Bag closure : en
  • ES12290U - Coffee-filter cup. (Machine-translation by Google Translate, not legally binding) : en es
  • FR906747A - Assembly for setting the propagation exponent : en fr
  • GB574740A - Transmission mechanism : en
  • CH240652A - Comb for mechanical razor. : en fr
  • US2392818A - Double skin sheet metal structural element : en
  • US2392840A - Marking pen : en
  • US2392974A - Derivatives of propionic acid : en
  • US2392842A - Method of making coiled structures : en
  • US2393109A - Process for the preparation of : en
  • FR906692A - Projectile and rocket with automatic direction : en fr
  • GB574711A - Improvements relating to the purification of zinc, cadmium and magnesium by volatilisation : en
  • GB574667A - A centrifugal bowl for separating sludge-containing liquids : en
  • CH240726A - Process for the preparation of a p-amino-benzenesulfonamide. : de en
  • FR906662A - Improvements to automatic electric switches controlled by the variation of a determined quantity : en fr
  • GB574628A - Improvements in or relating to work-supporting devices for use when darning socks, stockings and the like : en
  • US2393155A - Forging pointed articles : en
  • ES11766Y - Nail or similar security : en es
  • FR906585A - Device for regulating the secondary current in a transformer : en fr
  • FR906590A - Pulse width modulation method : en fr
  • GR10568B - GASOLINE MACHINE COOKING ACCESSORY THE SAME-TIME TWO FOOD IS ACHIEVED AT THE SAME TIME. : el en
  • USD143566S - Design for an atomizer : en
  • ES11888Y - Hygienic dental application thimble. : en es
  • CH240621A - Process for the production of plastics. : de en
  • US2393135A - Railway track circuit apparatus : en
  • ES171609A1 - PROCEDURE FOR OBTAINING PLATES OF PURE ELECTROLYTIC COPPER, WITH APPLICATION OF ALTERNATE OR CONTINUOUS CURRENT BY ION PROCEDURE IN DRY : en es
  • GB574714A - Improvements in or relating to looms employing gripper shuttles : en
  • US2393029A - Counterweight arrangement on crank drives : en
  • US2392991A - Match package : en
  • GB574699A - Improvements in and relating to electrical contacts and method of making the same : en
  • FR906644A - New organic compounds for industrial uses and their preparation process : en fr
  • CH240666A - Gas turbine system with a regulating device that adjusts the amount of fuel. : de en
  • CH240704A - Articulated holder for bicycles. : de en
  • USD143547S - Hydraulic pump and control unit : en
  • US2393096A - Pump : en
  • AU48446A - Methods of making chewing and like compositions : en
  • GB574730A - Beehives : en
  • US2393203A - Bearing : en
  • US2393062A - Fluorescent tubular discharge lamp fitting : en
  • US2392945A - Rosin alkylation : en
  • US2393104A - Isomerization of normally liquid paraffins : en
  • US2393139A - Replacement guide for toilet flush valves : en
  • CH240698A - Box for smokers' articles with a device for lighting the smoking articles. : de en
  • ES171783A1 - A PROVISIONAL CONSTRUCTION SYSTEM : en es
  • AU46646A - Improvements relating to valve oscillating or amplifying circuits : en
  • US2392837A - Reaction products of aldehydes and diazine derivatives : en
  • USD143555S - Design fob a bowling game device or simdlab article : en
  • ES171817A1 - ELECTRIC SINK, COMBINED, FOR CLEANING, STERILIZING AND DRAINING DISHES AND KITCHEN UTENSILS, AS WELL AS FOR THE PREPARATION AND WASHING OF FOOD : en es
  • FR905784A - : fr
  • CA432590A - Periscopic vision device : en fr
  • AU129906B2 - Improvements in or relating to electric attenuators : en
  • DK64239C - Procedure for the production of color prints, the colors of which are invisible by mixing with a single-color, insoluble dye. : da en
  • US2393070A - Fishing float : en
  • CA432564A - Dynamo electric machine : en fr
  • US2392893A - Evaporator : en
  • CH240662A - Lifting installation for vehicles. : en fr
  • AU55946A - Carbon-steel alternating-current conductor, and process of making it : en
  • CH240596A - Oil firing system. : de en
  • CH240682A - Device for tooth and jaw care and treatment. : de en
  • ES11829Y - Radio table-bar. : en es
  • US2392828A - Projection lamp : en
  • US2392852A - Synthetic oestrogens : en
  • US2392876A - Recorder : en
  • AU135354B2 - Colour television system : en
  • CA432601A - Radio compass : en fr
  • CH240720A - Process for the preparation of a sulfone. : de en
  • IE17010L - Pesticides : en
  • FR906561A - Improvement in attenuators usable in ultra-short waves : en fr
  • FR906655A - Enhancements to superheterodyne receptors : en fr
  • ES11542Y - Articulator for dental prosthesis uses. : en es
  • CH240606A - Hopping device on sewing machines. : de en
  • CA432553A - Work coil induction heating : en fr
  • US2392958A - Mill : en
  • US2392905A - Retractable mounting for aircraft landing elements : en
  • FR906721A - Device for form and plunge grinding, in particular grinding without tips : en fr
  • ES171402A1 - AN IMPROVEMENT IN THE CONSTRUCTION OF DRYERS FOR HAIR DRYERS : en es
  • ES12311U - Box-case for sanitary use. (Machine-translation by Google Translate, not legally binding) : en es
  • ES171787A1 - A PROCEDURE FOR MANUFACTURING LENS MOUNTED ARMS WITH INTERNAL METAL REINFORCEMENTS : en es
  • FR906616A - Safety device for driving railway convoys : en fr
  • AU39446A - Improvements in and relating to electric discharge lamps : en
  • US2393196A - Thermoelectric device : en
  • CH240649A - Process for the manufacture of elastic and flexible objects, cables : en it
  • US2392972A - Coated paper : en
  • ES171827A1 - DEVICE FOR TESTING MATERIALS : en es
  • CA432507A - Trousers : en fr
  • CA432559A - Absorption refrigerating apparatus : en fr
  • ES11791Y - Saver applicable to all kinds of containers with a lid provided with a handle. : en es
  • ES171794A1 - FOLDING CAR : en es
  • US2392807A - Bearing assembly : en
  • US2393214A - Processing acid sludge : en
  • CA432584A - Cyroscope mounting means : en fr
  • CH240655A - Connector for flexible organs. : de en
  • ES12165U - Wall ashtray. (Machine-translation by Google Translate, not legally binding) : en es
  • ES12312U - Portable lamp for lighting. (Machine-translation by Google Translate, not legally binding) : en es
  • ES12330U - Button lined with rim. (Machine-translation by Google Translate, not legally binding) : en es
  • FR906694A - Process for transforming the provitamin of ergosterol, vitamin d into anti-rickety factor d : en fr
  • FR906784A - Magnetic core and method of making a magnetic material : en fr
  • ES171113A1 - IMPROVEMENTS IN THE CONSTRUCTION OF BRIDGES AND OTHER METALLIC STRUCTURES : en es
  • CA432547A - Absorption refrigerating apparatus : en fr
  • ES11787Y - Electric device for ironing and scratching pants, ties and clothing. : en es
  • ES171811A2 - IMPROVEMENTS IN THE DRAWERS AND VERTICAL TYPE CLASSIFIERS : en es
  • FR906731A - Grid for electron beam tube : en fr
  • US2392817A - Belt processing machine : en
  • AU59246A - Improvements in or relating to electric attenuators : en
  • CH240633A - Throat gauge. : de en
  • FR906577A - Improvements to absorbent circuits : en fr
  • CH240677A - Container made of sheet steel, especially for mercury vapor rectifiers. : en fr
  • GB574697A - Improvements in brake construction : en
  • GB574708A - Improvements in or relating to electron discharge devices : en
  • USD143525S - Design fob a hoist : en
  • FR906718A - Wheel set for vehicles running on rails : en fr
  • FR906756A - Machine for breaking the oxide layer on steel tapes : en fr
  • ES171374A1 - A PROCEDURE, AND CORRESPONDING APPARATUS, FOR PROJECTIONS OF PERSONS, ANIMALS OR THINGS : en es
  • FR905801A - : fr
  • FR906759A - Process for the production of coke, in particular for blast furnaces, by high temperature distillation of flaming coal : en fr
  • FR906800A - Device for stopping, on a road, a motor vehicle fitted with tires : en fr
  • FR906715A - Wear protection device for elastic tires : en fr
  • FR906749A - Flax harvester improvements : en fr
  • FR906760A - Clutch device for friction couplings : en fr
  • ES12303U - On sprinkler with its container for sterilized or non-sterile powders. (Machine-translation by Google Translate, not legally binding) : en es
  • ES171765A3 - AN ELECTROLYTIC PROCEDURE FOR INTENSIVE WOOD DRYING : en es
  • GB574694A - Process for producing branched chain paraffin hydrocarbons : en
  • ES11785Y - Curling iron for hair. : en es
  • ES170995A1 - IMPROVEMENTS IN THE MANUFACTURE OF MOSAICS : en es
  • GB574608A - Self lubricating valve : en
  • ES171768A1 - PROCEDURE AND APPARATUS FOR TREATING MATERIALS : en es
  • FR906725A - Combustion chamber, in particular for heating with coal dust : en fr
  • FR906677A - Construction with hollowed-out blocks and concrete frames : en fr
  • ES171903A1 - A PERFECT MACHINE FOR THE MANUFACTURE OF LUMBRE LIGHTERS : en es
  • FR906698A - Process for extracting, shale, valuable metals and inorganic compounds : en fr
  • ES11896Y - A security lock against theft : en es
  • ES171820A2 - IMPROVEMENTS MADE IN THE OBJECT OF MAIN PATENT NUMBER 170681 : en es
  • GB574710A - Improvements in cathode ray tube indicating apparatus, particularly for radio direction finders and the like : en
  • USD143549S - Liturgical medallion or similar article : en
  • FR906681A - Elastic shank for shoes : en fr
  • US2392942A - Fountain pen cap construction : en
  • ES11644Y - Media display stand. : en es
  • GB574716A - Improvements in or relating to detergent compositions containing sulphonated organicmaterials : en
  • GB574759A - Improvements in or relating to turbine blades : en
  • ES12308U - Improved terminals for metal drum handles. (Machine-translation by Google Translate, not legally binding) : en es
  • ES171406A1 - IMPROVEMENTS INTRODUCED IN THE HORIZONTAL MACHINES TO DRILL AND SLOPE : en es
  • ES171485A1 - A TELESCOPIC HYDRO PNEUMATIC SHOCK ABSORBER : en es
  • FR906733A - Parallel guide drawing machine for drawing device : en fr
  • GB574612A - Ribbon cable and method of manufacturing same : en
  • GB574617A - Improvements in or relating to pen nibs : en
  • ES175993A3 - A HAND-HELD ELECTRIC MOTOR TO DRIVE TOOLS : en es
  • US2392983A - Match-book making machine : en
  • US2392833A - Comminuted shortening : en
  • ES171052A1 - PROCEDURE FOR THE OBTAINING OF FUNDED ARTICLES OF SYNTHETIC RESIN : en es
  • GB574678A - Improvements in or relating to the manufacture of 2,3-dimethyl butane and motor fuels of high anti-knock value : en
  • FR906678A - Discharge valve for tank wagons, comprising several closure plates actuated by a common screw : en fr
  • ES171764A1 - DOOR CLOSURE DEVICE : en es
  • FR906634A - Protective device against the projection of shavings and coolant in machine tools : en fr
  • USD143535S - Design for an embroidered trimming : en
  • US2393037A - Winding special continuous coils : en
  • FR906643A - Electric wall light : en fr
  • ES171857A1 - A DISYUNTOR : en es
  • FR906631A - Improvement in electrical and radio-electric assemblies using two lamps mounted in a bridge : en fr
  • FR906724A - Lighter : en fr
  • GB574726A - Improved apparatus for making acoustic measurements : en
  • US2393067A - Steroid derivatives : en
  • US2392886A - Method of copper brazing : en
  • US2393141A - Power plant mounting and method : en
  • FR905802A - : fr
  • USD143562S - Design for a pin ob similar article : en
  • AU49746A - Improvements in the establishment of pipes for smokers : en
  • ES171271A1 - A PROCEDURE FOR MICROORGANIC IMPROVEMENT FOR THE FERMENTATION OF BREADFUL FLOURS : en es
  • CH240711A - Apparatus for flying. : en it
  • CH240706A - Articulated device for clamping an object on the luggage rack of a cycle. : en fr
  • CH240680A - Equipment set consisting of a flashlight with an electric accumulator and a charger. : de en
  • US2393081A - Joint construction : en
  • CH240627A - Mine pen and process for its manufacture. : de en
  • US2393133A - Manufacture of synthetic rubber latices : en
  • CH240595A - Process for making a glass yarn. : de en
  • CH240605A - Process for the manufacture of hitting arms for looms. : de en
  • ES175988A1 - IMPROVEMENTS ON THE DEVICES FOR LIFTING OF AUTOMOBILE VEHICLES WITH DISTANCE OPERATION : en es
  • AU2443245A - Corrosion inhibition and anticorrosion packaging : en
  • FR906785A - Process for manufacturing objects in the form of a ribbon, made of plastic, apparatus for applying this process and objects thus produced : en fr
  • CH240591A - Voltage transmitter for electric fences. : de en
  • FR906587A - Support for the presentation of objects with a certain rigidity : en fr
  • ES171887A1 - IMPROVEMENTS IN THE MANUFACTURE OF CIRCULAR REMALLS MACHINES : en es
  • USD143524S - Design for a muffler : en
  • US2392873A - Art of locating objects by heat radiation : en
  • ES11797Y - Children's chair, made of wood to build it in different sizes and colors. : en es
  • GB574731A - Improvements in metal-to-glass seals : en
  • ES169785A1 - PROCEDURE FOR THE DYEING OF ARTIFICIAL FIBERS WITH SULPHUROUS COLORS : en es
  • FR906626A - standard elements for economical constructions : en fr
  • FR906674A - Improvements to refrigeration installations and new apparatus for this purpose : en fr
  • CA432575A - Television system : en fr
  • ES171851A1 - A SYSTEM OF AUTOMATIC PHOTOGRAPHIC APPARATUS FOR AUTONOMOUS PHOTOGRAPHY : en es
  • CH240660A - Change gear. : de en
  • ES171819A2 - IMPROVEMENTS IN THE OBJECT OF THE MAIN PATENT NUMBER 167144 : en es
  • DK64233C - Push-pull-coupled Amplifier stage. : da en
  • GB574682A - New synthetic drying oils and coating compositions : en
  • US2393051A - Isomerization of pentane : en
  • US2393034A - Line-starter cabinet : en
  • US2393114A - Bottle carrier : en
  • CH240702A - Suspension wheel for vehicles. : de en
  • GB574738A - An improved process for the methylation of aromatic hydrocarbons : en
  • FR906588A - Toothbrush : en fr
  • FR906779A - Binder for casting and core sands : en fr
  • FR906556A - Process for the treatment of household waste and other waste for the destruction of nuisances and the production of methane gas and organic fertilizers : en fr
  • FR906751A - Periodically operated contact device : en fr
  • FR906705A - Method and device for rapid concentration by evaporation in the open air and at low temperature : en fr
  • ES12332U - Matchbox with windshield. (Machine-translation by Google Translate, not legally binding) : en es
  • ES11901Y - Mechanism to give movement to the dolls, dolls and the like. : en es
  • FR906736A - Tubular metal mast system : en fr
  • US2392889A - Motion reproducing mechanism : en
  • FR906774A - Method and device for the discontinuous gasification of fuels rich in ash, and possibly bituminous : en fr
  • FR906551A - Development of stylographs : en fr
  • GB574724A - Method for hardening lime and like plaster and mortar : en
  • ES12305U - Removable and removable bike rack, applicable to bicycle handlebars and the like. (Machine-translation by Google Translate, not legally binding) : en es
  • GB574749A - Apparatus for evaluating the acoustic quality of an enclosure : en
  • ES12338U - Apparatus for sharpening the markings of the tailors. (Machine-translation by Google Translate, not legally binding) : en es
  • ES171822A1 - AN APPARATUS FOR THE REPLANTING OF CIRCULAR CURVES : en es
  • FR906676A - Plant protection process and preservation of fermentable products : en fr
  • GB574728A - Improvements in domestic devices for shelling peas : en
  • FR906735A - Centerboard for small pleasure and sport boats : en fr
  • CH240601A - Device for the production of endless synthetic threads in uninterrupted operation. : de en
  • ES12319U - Device for the start-up of internal combustión engines equipped with unidirectional coupling between the pinion and the organ that causes its axial displacement. (Machine-translation by Google Translate, not legally binding) : en es
  • FR906754A - Individual evaluation sheet : en fr
  • CA432486A - Hand covering : en fr
  • US2393216A - Saw construction : en
  • CA432577A - Television projection system : en fr
  • US2393019A - Automatic counter reverse : en
  • GB574707A - Improved anti-dimming material : en
  • ES12306U - Electric wall lamp, based on dry batteries. (Machine-translation by Google Translate, not legally binding) : en es
  • CH240623A - Process for preventing corrosion in water heaters BEZW. Water coolers. : de en
  • AU116964B2 - Improvements in methods of and apparatus for suction casting andthe like : en
  • US2393006A - Film : en
  • US2393215A - Motor block cleaner : en
  • US2392952A - Production of resin alcohols : en
  • CH240618A - Process for the production of a new azo dye. : de en
  • USD143523S - Design for a braid : en
  • FR906685A - Method for adapting a user device to an energy source : en fr
  • FR906787A - Method of emptying and closing a container : en fr
  • US2392930A - Curtain : en
  • US2392927A - Window glass package : en
  • US2392937A - Hawaiian electric guitar steel : en
  • CA14447S - Handle for an article of flatware for table use : en
  • CH240701A - Front wheel axle on tractors. : de en
  • FR906670A - Process for hydrolysis of cellulosic materials and in particular peat : en fr
  • GB574677A - Improvements in or relating to radiators for aircraft : en
  • FR906701A - Process for making a skin cream containing hormones from beekeeping products : en fr
  • AU129170B2 - Fluid seal : en
  • CA432588A - Catalytic hydrocarbon isomerization : en fr
  • DK64238C - Release device for lifeboats. : da en
  • FR906772A - Improvements to distillation processes and devices with chemical reactions involving the intervention or incident production of corrosive materials : en fr
  • US2392891A - Stable sulphurized oils and the method of preparing same : en
  • US2393117A - Slack adjuster : en
  • US2393163A - Electric circuit interrupter and disconnecting device : en
  • CH240663A - Liquid ring pump. : de en
  • US2393003A - Kidney catheter : en
  • US2393212A - Blended lubricating oils : en
  • ES11904Y - Mechanism for transmitting movement to toy animals : en es
  • ES12299U - Shelf transformable in bed. (Machine-translation by Google Translate, not legally binding) : en es
  • ES171786A1 - A PROCEDURE FOR MANUFACTURE OF LENSES FOR LENSES : en es
  • ES171893A1 - A PROCEDURE TO PRODUCE THE POINT OF PLUMBS TO WRITE : en es
  • ES12298U - Inkwell. (Machine-translation by Google Translate, not legally binding) : en es
  • GB574637A - Improvements relating to filling and venting devices for electric accumulators : en
  • ES171407A1 - PROTECTIVE CASING OF GEARS AND PULLEYS FOR COMBINED MACHINES, ROTATING MACHINES, BRUSHING AND SCRAPER WITH COUPLED ENGINE : en es
  • FR906596A - Sewing machine : en fr
  • FR906667A - Insulating material : en fr
  • CA432550A - Suction cleaner : en fr
  • US2392810A - Electrical circuit controlling device : en
  • US2392966A - Rewind device : en
  • US2392990A - Spectacle construction : en
  • CH240683A - Dropper with reservoir. : en fr
  • CH240658A - Set up on a torque amplifier. : de en
  • CA432509A - Soap and article making process : en fr
  • US2393170A - Butterfly valve : en
  • US2393072A - Parachute release device : en
  • ES11845Y - A blotter carrier roller : en es
  • CH240656A - Pipe connection device. : en fr
  • GB574700A - Improvements in hydraulic torque transmission mechanism : en
  • ES11681Y - A bottle thermos : en es
  • CH240729A - Process for the preparation of a sulfonamido derivative. : de en
  • ES171882A1 - IMPROVEMENTS IN THE MANUFACTURE OF POCKET LAMPS, HANDHOLDS AND SIMILAR LAMPS : en es
  • CA432512A - Copper alloy : en fr
  • US2393040A - Grinding machine-table indexing mechanism : en
  • US2392870A - Method and apparatus for severing grid strips into predetermined grid lengths : en
  • USRE22708E - Safety razor : en
  • CA432549A - Absorption refrigerating apparatus : en fr
  • GB574653A - Improved organo silicon compounds and method of making them : en
  • CA432589A - Expansion joint : en fr
  • US2393187A - Timing control apparatus : en
  • US2393219A - Laundryproof fastener : en
  • CH240642A - Aluminum alloy. : de en
  • US2392967A - Hose and manufacture thereof : en
  • CA432544A - Chlorinated rubber : en fr
  • ES11893Y - Circuit breaker. : en es
  • US2392809A - Self-releasing toolholder : en
  • CA432537A - Electric welding method : en fr
  • CH240700A - Collapsible stroller. : de en
  • CA432518A - Copying and reproducing machine : en fr
  • FR906565A - Shredder device : en fr
  • US2393063A - Clip for wires or conduits : en
  • ES171774A1 - A PROCEDURE TO MANUFACTURE SAW LEAVES FOR METALS, WITH TEMPERED TEETH AND VERY FLEXIBLE LOMO : en es
  • GB574627A - Radio relay system : en
  • GB574661A - An improved method for making highly absorbent rag papers : en
  • AU130727B2 - Improvements in or relating to metal contact rectifiers and photoelectric cells : en
  • CA432586A - Catalytic hydrocarbon isomerization : en fr
  • US2393022A - Algin-bitumen composition and its method of preparation : en
  • US2393150A - Knife mount for high temperature precoat filters : en
  • ES11796Y - Practical and handy ashtray for cigarettes. : en es
  • FR906766A - Magnetic amplifier : en fr
  • FR906691A - Method and means for determining the fragility of materials : en fr
  • CH240630A - Board game. : en fr
  • US2392881A - Method of protecting rubber products : en
  • US2392890A - Telephone traffic indicating and recording means : en
  • US2392830A - Airplane lift dolly : en
  • US2392947A - Centrifugal clutch : en
  • US2393032A - Rail car wheel brake : en
  • US2393091A - System for irrigation : en
  • USD143544S - Design fob a croquet wicket : en
  • AU123154B2 - Devices for teaching dancing : en
  • US2393138A - Cord winder : en
  • CA432523A - Dynamoelectric machine : en fr
  • GB574636A - Improvements relating to domestic solid fuel fire grates : en
  • US2392917A - Silver cladding : en
  • AU2468645A - Screenlike or louvered sheet material : en
  • CA432543A - Centrifugal pump : en fr
  • US2393148A - Loom check strap : en
  • US2392821A - Metal-working tool : en
  • US2393045A - Low speed motor : en
  • US2393149A - Cart : en
  • CA432497A - Refrigeration apparatus : en fr
  • AU26846A - Improved control mechanism ior variable pitch propellers : en
  • AU43746A - Improvements in baby carriages : en
  • US2393005A - Ear protector : en
  • US2393014A - Time delay circuit : en
  • GB574729A - Improvements in and relating to engineers gauges : en
  • ES175976A1 - IMPROVEMENTS INTRODUCED IN THE DEVICES FOR THE FLOATING OF SUNNY VESSELS : en es
  • CH240638A - Loudspeaker for great speech performance. : de en
  • USD143564S - Brooch or similar article of jewelry : en
  • ES175997A1 - A MECHANICAL DEVICE FOR THE AUTOMATIC CHANGE OF INSCRIPTIONS AND INDICATIC DRAWINGS IN CALENDARS AND SIMILAR : en es
  • ES11919Y - A perfected shirt : en es
  • FR906650A - Composition for sizing textile fibers : en fr
  • FR906768A - Electrical contact device : en fr
  • GB574757A - Improved device to facilitate carrying an infant : en
  • US2393035A - Process for recovering rubber from fleshy plants : en
  • GB574613A - Improvements in or relating to template or pattern-controlled machine tools : en
  • GB574703A - Child's collapsible travelling cot : en
  • ES175980A1 - REVERSIBLE PROCEDURE FOR THE DISPERSION OF A GAS, OR THE RETENTION IN A LIQUID OF SOLID, LIQUID OR GASEOUS SUBSTANCES : en es
  • US2393137A - Expansion joint arrangement : en
  • ES170900A1 - A SWITCH DEVICE THAT ALLOWS A VOLTAGE FREE OR LIMITED FROM A REDUCING ELEVATOR WITH A VOLTAGE LIMITER : en es
  • ES12304U - Metal duster boat. (Machine-translation by Google Translate, not legally binding) : en es
  • ES171842A1 - A METHOD OF DEALING FILAMENTARY MATERIALS : en es
  • FR906617A - Improvements to cardboard boxes or the like : en fr
  • FR906727A - Preliminary hydrolysis process in the manufacture of cellulose : en fr
  • GB574670A - Method of rasping or grinding tyre covers or the like and apparatus therefor : en
  • ES12340U - Automatic rotating and continuous balance for acids and liquids. (Machine-translation by Google Translate, not legally binding) : en es
  • ES11799Y - Device-pliers for continuous placement of clips in wound closure. : en es
  • ES171867A1 - IMPROVEMENTS IN THE MANUFACTURE OF BIKES : en es
  • FR905809A - : fr
  • GB574702A - Improvements in and relating to running centre assemblies suitable for use in lathesand the like : en
  • US2392965A - Film splicer : en
  • US2392907A - Cuticle remover : en
  • GB574645A - Preparation of carbonic acid esters : en
  • ES171875A1 - A METHOD OF PREPARING A THERAPEUTIC COMPOSITION : en es
  • FR906778A - Lubrication pump with successively controlled delivery pistons : en fr
  • FR906764A - Resinoid condensation products and their preparation process : en fr
  • FR906661A - Seal for doors, windows and the like : en fr
  • USPP670P - Peach tree : en
  • US2392900A - Electronic apparatus : en
  • FR906765A - Method of regulating the power of a hot gas engine and applications to such an engine : en fr
  • GB574746A - Improvements in and relating to containers or boxes : en
  • ES11376Y - Device to securely fix fittings on pressurized water hoses. : en es
  • GB574606A - Complex esters and polymers thereof : en
  • FR906579A - Mobile washbasin for patients : en fr
  • GB574701A - Improvements in and relating to running centre assemblies for lathes and the like : en
  • FR906557A - Multiple cathode photocell : en fr
  • ES12345U - Device for the presentation of photographs and drawings and the like. (Machine-translation by Google Translate, not legally binding) : en es
  • GB574721A - Pedal-operated wheeled vehicles : en
  • CH240587A - Device in stables for coupling and remote-controlled uncoupling of stable animals. : de en
  • GB574620A - Speed control system : en
  • US2392877A - Calculating or indicating device : en
  • AU131394B2 - Methods of making chewing and like compositions : en
  • US2393209A - Mechanical flashlight : en
  • USPP671P - Viola plant : en
  • ES171753A3 - IMPROVEMENTS IN CONSTANT CURRENT SELF-REGULAR TRANSFORMERS : en es
  • FR906794A - Device for the mechanical pressure lubrication of mechanical parts, in particular ball bearings : en fr
  • US2393174A - Well drilling fluid material and process of preparing the same : en
  • ES171651A1 - AN ELECTRODE TO OPERATE THE EXPRESS ELECTRIC COFFEE MACHINES AND RAISE THE TEMPERATURE OF THE WATER THEREOF : en es
  • ES11879Y - New envelope model. : en es
  • ES171909A1 - AN AIR PURIFIER, BY SPRAYING A LIQUID : en es
  • USD143548S - Liturgical medallion or similar article : en
  • USD143556S - Design fob a game board : en
  • FR906687A - Process for obtaining dry coke by distillation of coal with simultaneous obtaining of gas with water in vertical continuous furnaces heated from the outside : en fr
  • FR906699A - Transition process from film to image, in particular in color : en fr
  • ES11822Y - Removable fence, perfected, for toy trains. : en es
  • FR906628A - Improvement in heating bags and pouches : en fr
  • ES11886Y - Manual vibrating device for massage. : en es
  • FR906570A - cigarette and cigar case : en fr
  • USD143538S - Design fok a clock : en
  • US2392943A - Method of making thermostatic elements : en
  • US2393119A - Air conditioner : en
  • ES11635Y - Lock nuts. : en es
  • ES171839A1 - AN APPARATUS FOR AUTOMATIC TELEPHONE SYSTEMS : en es
  • FR906697A - Hydraulic plug for drainage pipes : en fr
  • US2392854A - Pectous material and method of preparing same : en
  • US2392997A - Sash fastening : en
  • US2393011A - Control system : en
  • US2393099A - Packing box and trays : en
  • ES11819Y - Device for chopping quantities and signatures on other documents, avoiding their falsification. : en es
  • GB574659A - Improvements relating to the production of micro-porous material : en
  • US2393191A - Expander roll : en
  • USD143561S - Design for a pin or similar article : en
  • US2392911A - Washing machine : en
  • ES11539Y - Metallic protector adaptable to all kinds of shoe heels. : en es
  • FR906703A - Improvements to invisible larding hinges : en fr
  • FR906730A - indirect heating cathode heating element : en fr
  • US2393085A - Internal-combustion engine : en
  • US2393224A - Secret telecommunication : en
  • ES9726Y - Nib with a "spike" of a solid or compact and hardened block for fountain pens, writing handles, offices of all kinds, schools and whatever uses are necessary. : en es
  • FR906584A - General fuel gasifier generator : en fr
  • ES11624Y - A sanitary and hygienic device that protects the skin : en es
  • ES171888A1 - A PROCEDURE FOR THE PREPARATION OF EXPLOSIVES FOR ITS FURTHER UNDERSTANDING : en es
  • FR906592A - Elastic suspension for bicycle front wheel : en fr
  • FR906651A - Continuous concentrator of wines under atmospheric pressure, under overpressure or under vacuum : en fr
  • GB574725A - Improvements in photographic emulsions : en
  • FR906777A - Manufacturing process of soundproofing panels : en fr
  • US2393185A - Apparatus for subdividing a mass : en
  • US2392914A - Dry concentrating table : en
  • ES171816A1 - AN APPARATUS TO DISPLAY AND TO CUP CYLINDER RODS FOR WATCHES : en es
  • ES11659Y - Comb with liquid feeder tank. : en es
  • ES171873A1 - A PROCEDURE TO PREPARE A STIMULATING COMPOSITION OF CELLS : en es
  • CH240672A - Electrical variable resistor and method of making the same. : de en
  • GB574754A - Improvements relating to pressure reducing valves and breathing apparatuses incorporating the same : en
  • ES11738Y - Rolling chair for children. : en es
  • ES171830A1 - IMPROVEMENTS IN PROTECTIVE DEVICES FOR ELECTRICAL CIRCUITS : en es
  • FR906713A - Glass tube cutting device : en fr
  • ES12329U - Radiator for heating. (Machine-translation by Google Translate, not legally binding) : en es
  • ES12297U - Portaboquillas universal. (Machine-translation by Google Translate, not legally binding) : en es
  • US2392963A - Milling machine : en
  • US2393021A - Signaling system : en
  • GB574732A - Improvements in and relating to self-locking nuts : en
  • FR906665A - Pressure indicating device for any fluid : en fr
  • FR906689A - Pressure measuring box : en fr
  • ES12343U - Snow type sheet for changeable book (Machine-translation by Google Translate, not legally binding) : en es
  • CH240718A - Process for the production of a new copper-compatible polyazo dye. : de en
  • FR906712A - Electric bells and chimes : en fr
  • FR906711A - Dispensing device for the aseptic introduction of a sterile liquid into ampoules or vials : en fr
  • GB574748A - Improvements in tensioning devices for transmission chains and the like : en
  • ES171796A1 - SHELL BURNER APPARATUS : en es
  • GB574640A - Improvements in or relating to parachute equipment : en
  • ES11445Y - Protective device for razor shaving. : en es
  • ES11625Y - Crown cap for champagne or gasification of all kinds of liquids once packaged. : en es
  • ES171657A1 - A PROCEDURE FOR THE HYDROGENATION OF OILS AND FATS : en es
  • US2393189A - Remote indicating means : en
  • US2392855A - Hydrocarbon softened olefinic polymer : en
  • US2392874A - Emergency escape panel : en
  • US2393131A - Material forming and drawing with the aid of vibration : en
  • CA432488A - Marine propeller : en fr
  • CA432565A - Liquid fuel injection apparatus : en fr
  • BE432594A - : en fr
  • CH240622A - Edging, especially for compost heaps. : de en
  • US2392977A - Friction shock absorber : en
  • AU54146A - Colour television system : en
  • ES171843A1 - IMPROVEMENTS IN ELECTRONIC DISCHARGE DEVICES : en es
  • CA432539A - Magnetic electron lens : en fr
  • AU40846A - Signal transmitting systems : en
  • AU129905B2 - Improved centrifugally operated switch : en
  • CA432521A - Gas turbine arrangement : en fr
  • US2393101A - Plate lifting clamp : en
  • AU132146B2 - Two voice-frequency signalling equipment : en
  • ES171877A1 - IMPROVEMENTS IN THE MANUFACTURE OF SEAMLESS STOCKINGS : en es
  • US2393066A - Supercharged collector-ring assembly : en
  • FR906769A - Electrical resistance : en fr
  • CA432503A - Driving axle unit : en fr
  • US2393116A - Rotary blower : en
  • US2392868A - Electrolytic alkali halogen cells : en
  • US2393026A - Bowling ball : en
  • US2392841A - Preparation of sulphon chlorides : en
  • CH240617A - Process for the preparation of a new monoazo dye. : de en
  • AU2540345A - Fluid seal : en
  • CA432562A - Absorption refrigerating apparatus : en fr
  • CH240645A - Adjustable tailstock on a lathe. : de en
  • CH240687A - Line dialer system. : de en
  • USRE22707E - Amusement apparatus : en
  • CH240674A - Barrier cell and method of making it. : de en
  • AU130655B2 - Improvements in or relating to sealing rings : en
  • ES12300U - A mixed organization container for razor blades (Machine-translation by Google Translate, not legally binding) : en es
  • CH240699A - Installation for the evacuation by successive layers of granules contained in a container. : en fr
  • CH240703A - Device for displaying pressure losses in pneumatic tires. : de en
  • CA432522A - Magnetic transmission : en fr
  • US2392811A - Fertilizer and making same : en
  • AU129802B2 - A process forthe sterilization and preservation of comestible materials ofthe non-cereal type : en
  • CH240696A - Method and device for dividing a certain number of circular objects of the same size. : de en
  • US2393041A - Process for the isomerization of paraffin hydrocarbons : en
  • CH240608A - Process for the production of a durable impregnation bath for the purpose of stiffening fabrics, in particular from natural or regenerated cellulose. : de en
  • CH240624A - Display organ for devices for the vertical filing of documents. : de en
  • CA432527A - Spun textile fibre manufacture : en fr
  • GB574658A - Improvements in or relating to electric overload circuit breakers : en
  • US2392936A - Oxidizing foam solution and method of using the same : en
  • US2393134A - Dl-tocopherolester : en
  • GB574698A - Improvements in and relating to the manufacture of paper : en
  • CH240665A - Gas turbine plant. : de en
  • US2393118A - Carburetor : en
  • US2392898A - Lumber splicing implement : en
  • ES11820Y - Terminal for electrical power conducting cables. : en es
  • ES171864A1 - A PROCEDURE FOR THE PREPARATION OF ESTERS : en es
  • GB574638A - Improvements in or relating to spools particularly for use with ink ribbons : en
  • GB574742A - Improvements in or relating to the production of amidines : en
  • US2392975A - Cream fountain razor : en
  • US2392957A - Method of conducting catalytic reactions : en
  • US2393220A - Combustible gas indicator : en
  • US2392904A - Power transmitting mechanism : en
  • FR906719A - Method and machine for grinding workpieces without tips : en fr
  • US2392867A - Safety protector for shoes : en
  • ES171854A3 - A NEW SYSTEM OF DOOR HANDLES : en es
  • US2392831A - Method of treating soap : en
  • US2392993A - Pressure mounted quartz oscillator : en
  • CA432542A - Tire building machine : en fr
  • US2392865A - Fluorescent light tube changer : en
  • CH240715A - Heating device on downpipes of gutters to prevent freezing. : de en
  • ES12293U - Letter about. (Machine-translation by Google Translate, not legally binding) : en es
  • FR906647A - Improvements to rotary pumps and compressors : en fr
  • FR906680A - Manufacturing process for hygienic shoe lasts : en fr
  • IE17627L - A forcing house for horticultural purposes : en
  • CH240648A - Process for manufacturing shaped parts in flexible and elastic non-metallic material and part obtained by this process. : en fr
  • AU143416B2 - Improved control mechanism ior variable pitch propellers : en
  • CA432581A - Fibreboard container : en fr
  • CA432587A - Catalytic hydrocarbon isomerization : en fr
  • US2392858A - High-speed rotor for centrifugal compressors and the like : en
  • US2393071A - Mounting for electrical apparatus : en
  • USD143568S - Design fob a handle fob cooking utensils : en
  • CH240641A - Method of fixing a hairspring to a eyebolt, tools for implementing this method and hairspring fixed by this method. : en fr
  • US2392875A - Manufacture of phenol : en
  • US2392885A - Yarn cutting thimble : en
  • US2393186A - Instrument-reading register and printer : en
  • CH240636A - Accelerometer. : de en
  • US2392816A - Shoemaking : en
  • CH240594A - Process of tempering glass objects and equipment to make it. : en it
  • FR906642A - Control for variable choke : en fr
  • US2393092A - Apparatus for gas analysis of drilling mud : en
  • US2393036A - Finned cylinder : en
  • AU1371844A - Improvements in or relating to turbine apparatus : en
  • CA432513A - Alkoxy alkylol cyanamide compound : en fr
  • GB574655A - Improvements in or relating to trouser clips for cyclists and for other purposes : en
  • CH240592A - Process for manufacturing pottery articles made of ceramic stoneware or other plastic material of this type, device for carrying out this process and article of pottery obtained by the latter. : en fr
  • CH240709A - Method and device for lubricating drive screws with adjustable blades. : de en
  • AU131624B2 - Signal transmitting systems : en
  • AU132169B2 - Improvements in or relating toa metal rolling mill : en
  • US2393002A - Kidney catheter : en
  • CA432557A - Electrical conductor protective device : en fr
  • CA432594A - Homogenizer : en fr
  • CA432530A - Sulphuric acid decomposing process : en fr
  • CH240722A - Process for the preparation of a sulfone. : de en
  • US2393015A - Electronic differential timer : en
  • US2392948A - Portable crib : en
  • AU132001B2 - Improvements in and relating to electric discharge lamps : en
  • GB574679A - Polymeric esters : en
  • US2393000A - Process of preparing alkoxy propionyl compounds : en
  • CA432585A - Catalytic hydrocarbon isomerization : en fr
  • CH240697A - Process for filling powdery goods and equipment for carrying out this process. : de en
  • AU131270B2 - Improvements in or relating to electrical consumption control equipment : en
  • FR906750A - Process for making dried milk : en fr
  • AU58846A - Ignition means : en
  • CH240585A - Device for powering the electric motor actuating an electrically controlled vehicle, in particular a tiller. : en fr
  • US2392871A - Chromium plating : en
  • US2393128A - Hydraulic transmission : en
  • AU133884B2 - Improvements in thread cutting devices in lathes : en
  • AU39546A - Improvements in and relating to electric discharge lamps : en
  • CH240626A - Item made of molding or injection molding compound with a sign. : de en
  • CA432517A - Clutch : en fr
  • CH240721A - Process for the preparation of a sulfone. : de en
  • CH240629A - Ski binding. : de en
  • FR906571A - Process for manufacturing emulsions, fillerized or not, of bitumen, tar or similar products : en fr
  • CA432525A - Angle measuring device : en fr
  • DK64235C - Device for Game Drums for Control of the Rope. : da en
  • FR906605A - Improvements to resonant cavities and oscillators using them : en fr
  • CA432508A - Power transmission mechanism : en fr
  • US2392843A - Insert securing tool : en
  • CH240632A - Target stand system. : de en
  • ES12301U - Device for securing nuts and bolts. (Machine-translation by Google Translate, not legally binding) : en es
  • USD143552S - Design for a lace ob similar article : en
  • CA432573A - Paper box : en fr
  • CH240694A - Device to facilitate the transport of suitcases. : en fr
  • US2392845A - Means for controlling the operation of luminescent lamps and other electrical apparatus : en
  • CA432502A - Necktie support : en fr
  • US2392802A - Cast core members for electrical apparatus : en
  • USPP667P - Avocado tree : en
  • US2392961A - Insecticides : en
  • US2393142A - Artificial limb : en
  • US2392866A - Method and apparatus for comminuting or drying materials : en
  • CA432515A - Flickering beam spectrophotometer : en fr
  • CH240675A - Electric discharge tube. : de en
  • ES11652Y - Terracotta filter. : en es
  • ES175989A1 - LOCK-SAFETY PADLOCK FOR SHUTTER DOOR AND SIMILAR DOORS : en es
  • CH240685A - Subscriber call facility in electro-acoustic transmission systems. : de en
  • US2393177A - Apparatus for testing electrical conductors : en
  • FR906618A - Device for lifting the wheels of a motor vehicle : en fr
  • FR906636A - Traction igniter : en fr
  • AU129731B2 - Improvements in and relating to biscuit and like cutting and embossing machines : en
  • ES169463A1 - A PROCEDURE FOR PREPARING CARBONIC ACID GASEOUS : en es
  • GB574736A - Improved anti-dimming material : en
  • CH240727A - Process for the preparation of a p-amino-benzenesulfonamide. : de en
  • US2392808A - Neutralizing apparatus and manufacture of same : en
  • US2392888A - Process of treating solutions of sodium carbonate and sodium sulphate to increase the ratio of sodium carbonate to sodium sulphate : en
  • US2392916A - Measuring instrument : en
  • US2392934A - Covered separable fastener : en
  • US2393024A - Method of coating lead sheathed cable : en
  • US2393152A - Alkylation : en
  • US2393158A - Propeller mounting : en
  • CH240599A - Device for height adjustment and for the rotatable, resilient mounting of seats, table tops or the like. : de en
  • US2392995A - Composition : en
  • AU130968B2 - Ignition means : en
  • US2392825A - Modified latex : en
  • US2392986A - Hoist : en
  • FR906576A - Automatic control for variable speed drive : en fr
  • US2392910A - Chemical process : en
  • US2393130A - Powder metallurgy : en
  • US2393048A - Automatic winch control : en
  • US2393172A - Supercharger control system : en
  • CA432499A - Pin retaining device : en fr
  • CA432595A - Speed indicator driving mechanism : en fr
  • AU129891B2 - Improvements in the establishment of pipes for smokers : en
  • CH240661A - Progressive gear change device. : en fr
  • CA432506A - Hollow rubber article making apparatus : en fr
  • US2393125A - High pressure fuel carburetor : en
  • USD143540S - Design fob a pull toy : en
  • US2393042A - Axial flow fan : en
  • US2392918A - Faucet : en
  • US2393060A - Control system : en
  • US2393009A - Electrical well logging method and apparatus : en
  • US2392938A - Child's vehicle : en
  • AU131688B2 - Improvements in and relating to electrical control networks : en
  • AU55746A - Combined shipping and display container : en
  • US2393004A - Amusement apparatus : en
  • CA432567A - Provitamin a extraction process : en fr
  • US2393180A - Tubular lamp and holder therefor : en
  • US2393132A - Production of alkenylpyrroles : en
  • US2393169A - Electric induction apparatus and coil support : en
  • ES12334U - Fractional coin distribution machine, for laps and changes (Machine-translation by Google Translate, not legally binding) : en es
  • US2393140A - Collet chuck : en
  • US2392931A - Pipe tong : en
  • AU129892B2 - Specification not printed : en
  • AU2564445A - Improvement inline balance convertors : en
  • ES171784A1 - IMPROVEMENTS IN THE DRIVING SYSTEM OF THE BRAKE COMMAND AND CHANGE OF MARKS OF THE BIKES AND SIMILARS : en es
  • GB574735A - Improvements in water heaters : en
  • AU131204B2 - Improvements in methods of manufacture of selenium elements : en
  • ES171856A1 - A SELECTIVE TRIGGER DEVICE FOR INSTALLATION PROTECTION CIRCUIT BREAKERS : en es
  • GB574766A - Improvements in or relating to rivets : en
  • USPP669P - Carnation plant : en
  • ES11878Y - Foldable construction for births. : en es
  • US2393205A - Steam boiler : en
  • US2393213A - Casting machine : en
  • CH240619A - Process for extracting perfumes from flowers or other parts of plants. : en fr
  • ES11805Y - Celestial map equipped with a device for determining the visible field at any moment from a predetermined point of view of the earth. : en es
  • ES9840Y - Support leg with nickel-plated wire armor for exhibition and women's stockings tester. : en es
  • CA432516A - Engine fuel injection apparatus : en fr
  • FR906627A - Advanced adjustable mechanical razor : en fr
  • FR906679A - Adjustable position shoe heel : en fr
  • FR906649A - Device for the transformation of methane or mixtures containing methane into high-content acetylene and ethylene : en fr
  • ES11622Y - Water heater appliance for shower bath. : en es
  • ES171793A1 - IMPROVEMENTS IN THE MACHINES FOR LINING CARTON : en es
  • FR906559A - Coffee maker : en fr
  • GR10566B - ELECTRIC NON-ROTARY OPERATOR SWITCH DRAWING WITHOUT SPRING. : el en
  • ES171886A1 - PROCEDURE FOR THE PREPARATION OF AZOIC COLORS : en es
  • CA432526A - Sterilizing apparatus for air in ducts : en fr
  • FR906742A - Chlorite manufacturing process : en fr
  • ES175981A1 - A MAXIMUM AUTOMATIC LIMITER SYSTEM : en es
  • FR906722A - Machine and method for placing identical parts in parallel in a box and their application to the uniform tempering of these parts : en fr
  • GB574649A - Process for the preparation of penicillin and similar fungus decomposition products : en
  • GB574632A - Improvements in frame spacers for beehives : en
  • ES12292U - Blind. (Machine-translation by Google Translate, not legally binding) : en es
  • ES175994A1 - A SYSTEM FOR SQUEEZING THE LEGS INTO REMOVABLE TABLES : en es
  • GB574639A - Improvements in or relating to injection moulding machines : en
  • GB574681A - New synthetic drying oils and coating compositions : en
  • GB574743A - A new or improved device for mechanically determining information concerned with tides : en
  • FR906621A - Improvements to the equipment and assembly of fire extinguishers on board aerodynes : en fr
  • GB574709A - Improvements in and relating to hydraulic systems : en
  • ES171596A2 - A TELESCOPIC HYDRO-PNEUMATIC SHOCK ABSORBER : en es
  • ES170814A3 - IMPROVEMENTS IN THE PROCEDURE FOR PREPARING BRICKS FOR WORKS : en es
  • ES171797A1 - ELECTROMECHANICAL DEVICE FOR SYNCHRONIZING THE ISSUANCE OF MUSICAL NOTES INTERPRETED IN A PLANE, WITH THE CHANGES OF LUMINIC AND COLOR INTENSITY OF THE BATTERIES OF LAMPS OR REFLECTORS, EMPLOYED IN THE SHOWROOMS : en es
  • FR906552A - Table for lying patient : en fr
  • FR906675A - Crucibles, soles, pockets, molds and tools intended for the melting of metals and light and ultralight alloys as well as for the handling of these metals in the molten state and for their casting : en fr
  • GB574720A - Rope replacing means for use in cranes, hoists and the like : en
  • CA432534A - Furnace grate : en fr
  • AU131689B2 - Improvements in and relating to electric discharge lamps : en
  • FR906567A - Use of metal salts of resins obtained by diene fixation : en fr
  • FR906790A - Process for giving shape to refractory bricks : en fr
  • US2392955A - Two-wheel jack : en
  • US2393100A - Production of laminated structures : en
  • US2393199A - Welding apparatus : en
  • FR906610A - Improvements to squeegee conveyors fitted with chain tension adjustment means : en fr
  • FR906604A - Advanced modulation system : en fr
  • ES12296U - Easily changeable insulating handle device for cookware containers or similar. (Machine-translation by Google Translate, not legally binding) : en es
  • US2393113A - Apparatus for testing gear units : en
  • FR906762A - Safety device for installations operated by a motor, in particular for guns fitted with an automatic loading device : en fr
  • US2392923A - Machine for manufacturing recessed plasterboard : en
  • US2392962A - Alkylation process : en
  • US2392901A - Filter : en
  • ES12337U - New immovable plug for tin, lead or rubber tubes, intended for pastes and creams. (Machine-translation by Google Translate, not legally binding) : en es
  • AU47146A - Improvements relating to sealing conductors through exhaust tubes of evacuated vitreous envelopes : en
  • US2392903A - Hitch attachment for tractors : en
  • US2392922A - Lubricated shutoff butterfly valve : en
  • US2392971A - Secondary recovery : en
  • ES11821Y - Wagons with removable box for toy trains. : en es
  • CH240640A - Lever escapement for clockworks. : de en
  • CH240673A - Barrier cell unit with several support plates arranged one behind the other and provided with at least one barrier cell. : de en
  • US2392879A - Electrode manufacture : en
  • US2393156A - Composition of matter : en
  • ES175983A2 - PROCEDURE FOR OBTAINING PAPER CELLULOSE, NOBLE CELLULOSE FOR VISCOA, NITROCELLULOSE, PLASTIC MATERIALS, RUBBER AND THE LIKE, BASED ON THE DECOMPOSITION OF PLANTS : en es
  • US2392819A - Gear grinding machine : en
  • FR906786A - Braun tube with deflecting electrode reflecting electrons and assembly comprising such a tube : en fr
  • FR906659A - Improvements to polychrome stereoscopic images : en fr
  • CA432531A - Electric cable : en fr
  • US2393082A - Insulation : en
  • ES171846A1 - IMPROVEMENTS IN SEMICONDUCTORS : en es
  • ES171591A1 - A PROCEDURE TO OBTAIN STEREOSCOPIC DRAWINGS : en es
  • US2392872A - Gas cleaner apparatus : en
  • ES11795Y - Luminous billboard for advertising. : en es
  • ES12302U - Support to hold the change of speed to bicycles. - (Machine-translation by Google Translate, not legally binding) : en es
  • GB574764A - Improvements in or relating to aircraft pick-up systems : en
  • FR906660A - A method of producing a seam and a sewing machine comprising advancement cylinders for assembling knits with firm edges : en fr
  • GB574622A - Improvements relating to adjustable spanners and the like : en
  • FR906741A - Process for the production of cyclic arylene-sulfo-carbonimides : en fr
  • GB574718A - Improvements in wardrobe-cases, dress-cases and the like : en
  • ES171904A1 - IMPROVEMENTS INTRODUCED IN THE ELECTRODES FOR LUMINESCENT TUBES : en es
  • FR906555A - Hygienic bottle : en fr
  • GB574737A - Improvements in or relating to metallic coatings on iron and steel : en
  • ES11634Y - Electric hot air device designed to shape all kinds of objects made of plastic materials. : en es
  • US2392857A - Sheet materials comprising polyvinyl chloride : en
  • CH240643A - Manufacturing process of hollow valves for combustion engines. : en fr
  • FR906635A - Improvement to high-speed parallel lathes for high-speed threading jobs : en fr
  • CA432555A - Telemeter reading device : en fr
  • CH240598A - Foldable chair, especially for outdoor use. : de en
  • AU130732B2 - Improvements in or relating to electric carrier current communication systems : en
  • US2392909A - Wire brush holder : en
  • US2393086A - Method and composition : en
  • USD143529S - Liturgical plouncing or similar article : en
  • USD143550S - Liturgical medallion or similar article : en
  • US2392996A - Paper roll holder : en
  • USPP666P - Water-lily plant : en
  • GB574676A - Improvements in arrangements for locating objects by electromagnetic waves : en
  • GB574688A - Improvements in or relating to the polymerisation of tetrafluorethylene : en
  • ES171905A1 - AN ELECTROMECHANICAL PROCEDURE PARFA PROVIDE ALTERNATIVE OSCILLATION TO CRADLES, SWINGS AND OTHER OBJECTS OF SIMILAR MOVEMENT : en es
  • ES171773A1 - A RECTIFIER, PORTABLE, ELECTRONIC VALVE, FOR INTRODUCTION IN THE TISSUES OF THE HUMAN BODY VIA ELECTROLYTIC OF DIVERSE DRUGS, FOR THERAPEUTIC PURPOSES : en es
  • GB574610A - Improvements in or relating to directive antenna systems : en
  • CA432596A - Cam profiling machine : en fr
  • US2392892A - Retractable landing gear : en
  • US2393012A - Control system : en
  • US2393190A - Rotary cultivator and means of attachment to agricultural implements : en
  • US2393102A - Fern packing machine : en
  • USD143553S - Design for an orphrey or similar article : en
  • US2392906A - Lock : en
  • US2393105A - Adapter : en
  • US2393025A - Control system : en
  • CH240657A - Self-closing angle seat valve. : de en
  • US2393031A - Control for vehicle brakes : en
  • US2392835A - Aircraft construction : en
  • US2392883A - Fog generator : en
  • USD143528S - Liturgical flouncing or similar article : en
  • AU128727B2 - Improvements relating to sealing conductors through exhaust tubes of evacuated vitreous envelopes : en
  • US2392880A - Valve : en
  • US2393079A - Method of and means for conditioning boiler feed water : en
  • US2393121A - Safety trap for disabled brake gear : en
  • AU39146A - u Steam injection type water heater : en
  • US2392859A - Herbicides : en
  • CA432538A - Electrical oscillation generator : en fr
  • CA432560A - Absorption refrigeration apparatus : en fr
  • US2392813A - Asphaltic compound : en
  • ES11656Y - Mostacero. : en es
  • AU36246A - Improvements in and relating to electrical control networks : en
  • CH240588A - Construction comprising assembled panels. : en fr
  • CH240590A - Process for the production of concrete beams and beams produced by this process. : de en
  • FR906648A - Lock nut system : en fr
  • CA432572A - Grinding machine : en fr
  • CA432548A - Absorption refrigerating apparatus : en fr
  • US2393020A - Shopping cart : en
  • USD143539S - Design for a handbag : en
  • US2392926A - Hand luggage attachment : en
  • ES11814Y - Baby carrier. : en es
  • ES171665A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF ELECTRIC LAMPS FOR INCANDESCENCE : en es
  • US2392829A - Mercury switch : en
  • DK64231C - Procedure and Plant for the Production of Vinegar. : da en
  • USD143533S - Combination food chopper and grinder : en
  • AU54446A - Two voice-frequency signalling equipment : en
  • FR906645A - Extensible tap improvements : en fr
  • GB574657A - Improvements in or relating to the joining of flanged pipes and the like of plastic : en
  • CA432484A - Wax composition : en fr
  • CA432600A - Garment : en fr
  • FR906608A - Beam control device for warp knitting machines and new fabrics obtained by means of this device : en fr
  • FR906732A - Regulating device for current generators, in particular in installations mounted on vehicles : en fr
  • CA432498A - Porous article producing apparatus : en fr
  • GB574713A - Polyamides : en
  • ES171780A1 - IMPROVEMENTS IN THE MECHANISM THAT ACTIVATES THE ROTAFROTADORAS BELTS IN THE CARDAS MECHERAS : en es
  • GB574696A - A speed governor and engine driven electric generating plant incorporating this governor : en
  • US2392863A - Asphalt preparation : en
  • US2393043A - Minimum-voltage network and system : en
  • FR906640A - Talking radio beacon : en fr
  • CH240600A - Roller foot movable around a vertical axis. : en fr
  • ES11903Y - Device to prevent the spillage or dripping of liquids to the outside of jars, bottles and containers in general : en es
  • US2392935A - Purification of mercaptothiazoles : en
  • ES12322U - A waterproof tent (Machine-translation by Google Translate, not legally binding) : en es
  • GB574745A - Improvements in and relating to dental flasks : en
  • GB574719A - Improvements relating to incandescent electric lamps : en
  • ES11849Y - Device to protect motorists from the sun. : en es
  • ES171708A1 - PROCEDURE FOR THE MANUFACTURE OF A COAGULANT AND AGGLUTINANT PRODUCT, EXTRACTED FROM WASTE, WASTE AND FRUIT WASTE : en es
  • GB574690A - Supply mechanism for wire and other strands : en
  • DK64237C - Identification mark for Animals. : da en
  • FR906595A - Improvements to devices for cutting glass tubes : en fr
  • FR906696A - Combination of a blocking layer rectifier and other electrical device : en fr
  • FR906706A - Monitoring device for condensate drains located at great depth : en fr
  • GB574712A - Di-esters of 3,3-methylenebis(4-hydroxycoumarin), and process of making them : en
  • ES12331U - Fully lined button. (Machine-translation by Google Translate, not legally binding) : en es
  • ES171252A1 - HEATING PROCEDURE, FOR DOMESTIC AND INDUSTRIAL USES, USING THE HYDROGEN AS A COMBUSTIBLE : en es
  • ES11708Y - Simplified air valve for bicycle-type inner tubes. : en es
  • FR906789A - Ignition stick for pyrophoric lighters, composed of highly flammable materials, for example metaldehyde, red phosphorus, camphor and sodium chlorate : en fr
  • GB574722A - Metal tube shaping machines : en
  • FR906569A - Device for supplying a constant direct current circuit : en fr
  • GB574765A - Improved pig feeding device : en
  • ES171881A1 - A NEW AUTOMATIC VENDING AND DISCOUNTING MACHINE WITH RADIATED ADVERTISING : en es
  • FR906664A - Advanced lock : en fr
  • ES171895A1 - IMPROVEMENTS IN THE FRABICATION METHODS OF DRY RECTIFIERS : en es
  • FR906646A - Improvements in extensible sectors : en fr
  • US2393161A - Cushion tire : en
  • FR906672A - Multiple regulator for supplying internal combustion engines with compressed gas : en fr
  • GB574643A - Improvements in or relating to apparatus for controlling the supply of fuel to internal-combustion engines : en
  • FR906553A - Variable frequency voltage generator : en fr
  • ES12307U - Bicycle frame with multitubular organization tubes. (Machine-translation by Google Translate, not legally binding) : en es
  • FR906726A - Insecticide products : en fr
  • FR906758A - Device for evacuating steam from kitchens : en fr
  • ES171879A1 - A PERFECTION IN THE MANUFACTURE OF CIRCULAR POINT STOCKINGS : en es
  • ES11907Y - Perfected packaging, : en es
  • FR906729A - Guide jaw system : en fr
  • CA432580A - Display package : en fr
  • GB574687A - Improvements in or relating to gas cookers : en
  • ES11790Y - Necktie Making Improvements : en es
  • FR906738A - Automatic circuit breaker for electrical circuits, acting after a given time of passage of the current, in particular staircase timers : en fr
  • ES171850A1 - A NEW WATER ELEVATION SYSTEM : en es
  • FR906586A - case for stick of rouge, blush and the like : en fr
  • FR906783A - Electromagnetically controlled presser for cinematographic devices : en fr
  • FR906775A - Sharpener-sharpener-sander : en fr
  • DK64234C - Impulse transmitter with Stod capacitor for electric fences. : da en
  • GB574629A - Improvements in or relating to electric inductor relays : en
  • CH240669A - Spring-loaded counter contact for electrical plug contacts. : de en fr
  • AU2491145A - Improvements in or relating to explosives suitable for safety blasting explosives : en
  • CA432533A - Dielectric composition : en fr
  • CA432579A - Halogenated organic compound recovery : en fr
  • AU40446A - Improvements in methods of manufacture of selenium elements : en
  • CA432504A - Bedspring corner : en fr
  • CA432597A - Dancing teaching device : en fr
  • AU129791B2 - Improvements in and relating to straight bar knitting machines : en
  • US2392834A - Boat : en
  • CA432505A - Pencil lead writing utensil : en fr
  • ES11595Y - Water tank for the toilet. : en es
  • FR906663A - Method and device for providing the telephone link between several stations : en fr
  • US2392928A - Hair curler : en
  • US2393166A - Treatment of drilling fluids : en
  • USD143542S - Design for a croquet wicket : en
  • US2392822A - Gas burner : en
  • USD143551S - Design for a lace ob similar article : en
  • US2393016A - Semitrailer attachment and support : en
  • CA432535A - Metal surface building up method : en fr
  • US2392815A - Platform shoe : en
  • US2392896A - Treatment of hydrocarbons : en
  • US2392814A - Strontium aluminate phosphor : en
  • US2393182A - Electric heater : en
  • CH240670A - Device for connecting and separating circuits in which high potentials occur. : de en
  • CH240647A - Circular saw. : de en
  • ES175972A3 - A SELF-BALANCING CENTRIGGING MACHINE : en es
  • FR906638A - Device for the protection of filter elements in gas filters : en fr
  • CA432556A - Fluid transmission device for remote instruments : en fr
  • CA432599A - Yarn winding device : en fr
  • ES11850Y - Portaoriginales for typewriters, calculators and the like. : en es
  • CH240597A - Process for gasifying carbonaceous fuels in continuous operations. : de en
  • CH240705A - Tilting device on alternators, in particular on those for bicycles. : de en
  • US2393126A - Manhole guard : en
  • US2393001A - Cutter chain : en
  • US2393030A - Nut for threadless studs and the like : en
  • DK64240C - Wrapper. : da en
  • ES167807A1 - A PROCEDURE TO PRODUCE CURING EFFECTS : en es
  • ES12310U - Radiator for domestic heating. (Machine-translation by Google Translate, not legally binding) : en es
  • FR906781A - Facial muscle straightener and fixator helmet : en fr
  • GB574650A - Improvements in or relating to the production of concrete : en
  • US2392949A - Process for producing motor fuels : en
  • US2393018A - Automatic counter reverse : en
  • FR906773A - Building material : en fr
  • ES171778A3 - ONE POWER SWITCH : en es
  • CH240728A - Process for the preparation of a sulfone. : de en
  • FR906682A - Test piece for checking the correct shape of the inner and outer walking surfaces of the shoes : en fr
  • GB574664A - Improvements in or relating to centrifugal moulding machines for the production of pipes, masts and the like : en
  • GB574705A - Improvements in and relating to machine guns : en
  • USD143545S - Design for a filter unit or similar article : en
  • CA432532A - Can filling machine : en fr
  • CA432541A - Electrical liquid level indicating apparatus : en fr
  • US2393077A - Shuttle eye : en
  • CA432510A - Portable junction box : en fr
  • FR906770A - Tuning device for shortwave radio receivers with several circuits : en fr
  • ES171828A1 - METHOD OF MAKING HERMETIC SEALS BETWEEN METAL AND CRYSTAL AND SIMILAR : en es
  • FR906560A - Improvements to the reinforcement fittings for shoe heels : en fr
  • ES11798Y - A child's walker or skirt : en es
  • ES171869A1 - A NEW PROCESS OF MANUFACTURING COLAS OR SODIUM RESINATE : en es
  • US2393143A - Shield for medicinal needles : en
  • ES171862A1 - IMPROVEMENTS IN THE CONSTRUCTION OF THE ELASTIC ELEMENTS EMPLOYED IN THE ELASTIC COUPLINGS FOR THE TRANSMISSION OF THE TORQUE : en es
  • GB574660A - Improvements relating to cylindrical carriers for helically coiled inductance or resistance wires, or for other analogous purposes : en
  • ES164440A1 - SYSTEM D EFABRICATION OF CENTRIFUGED PIPES FOR SANITATION AND DRIVING OF LOW PRESSURE WATER : en es
  • CA432551A - Suction cleaner : en fr
  • CH240634A - Process for sounding glaciers and installation for its implementation. : en fr
  • CH240610A - Wedge insert in shoes. : de en
  • AU10246A - Improvements in or relating to kilns : en
  • FR906654A - Phase shift measurement method : en fr
  • US2392894A - Refrigeration system : en
  • AU132829B2 - Method of forming separable fastener stringers : en
  • US2392853A - Refining of petroleum hydrocarbon waxes : en
  • GB574684A - Improvements in or relating to cylinder heads and method of making the same : en
  • US2392953A - Locking device : en
  • CA432561A - Absorption refrigerating system : en fr
  • AU131971B2 - Corrosion inhibition and anticorrosion packaging : en
  • US2392924A - Production of isobutane : en
  • CH240614A - Process for the preparation of condensation products of acetylene. : de en
  • US2393107A - Fruit picker : en
  • GB574635A - Improved process for the preparation of diamond dies (for wire drawing) and like operations : en
  • USD143557S - Infusion unit for a coffee maker : en
  • CA432578A - Alkylene hydrohalogenation : en fr
  • US2393122A - Blocking and thinning of sugar beets and the like : en
  • ES168918A2 - IMPROVEMENTS MADE IN THE SCOPE OF MAIN PATENT NUMBER 168909 : en es
  • ES171082A3 - AN INDUSTRIAL PROCEDURE FOR OBTAINING ELASTIC FABRICS FOR SANITARY USE : en es
  • FR906653A - Double-acting alcohol distillation-rectification apparatus : en fr
  • GB574760A - Improvements relating to the recording of sound : en
  • US2393017A - Bearing assembly : en
  • USD143554S - Design for a compact : en
  • ES171865A1 - IMPROVEMENTS INTRODUCED IN THE TELARES : en es
  • FR906767A - Hermetically sealed container : en fr
  • US2393194A - Combination converter and window unit : en
  • CA432566A - Seat cushion : en fr
  • ES11743Y - Semi-automatic table for draftsman. : en es
  • FR906606A - Modulation system : en fr
  • US2393027A - Multilayer reversal color film and a method of processing the same : en
  • GB574727A - Improvements in valved nozzles for fire fighting and other purposes : en
  • US2393176A - Pot burner and pilot assembly : en
  • FR906554A - Improvements to devices for the construction of molded parts : en fr
  • AU132996B2 - Carbon-steel alternating-current conductor, and process of making it : en
  • ES171824A1 - DEPOSIT COLLECTOR OF GARBAGE : en es
  • ES11900Y - A new rotary dental drill : en es
  • US2392860A - Preparation of pure nitroguanidine : en
  • GB574717A - Improvements connected with roofing, walling and the like sheets or panels and theirmanufacture : en
  • FR906572A - Further training for radio researchers : en fr
  • GB574734A - Improvements in or relating to work holding and stock feeding fixture for broaching machine : en
  • GB574761A - Improvements relating to means for drying ceramic ware : en
  • ES12333U - Plastic beret holder. (Machine-translation by Google Translate, not legally binding) : en es
  • ES171540A1 - MECHANISM PORTAELECTRODO THAT ALLOWS TO FEED THE ELECTRODES FOR WELDING OR CUT, SIMULTANEOUSLY, WITH ELECTRICAL CURRENT AND WITH GAS : en es
  • FR906782A - Stereoscopic apparatus : en fr
  • AU42446A - Improvements in thread cutting devices in lathes : en
  • CA432520A - Communication booth : en fr
  • US2392964A - Automatic indexing mechanism : en
  • US2393065A - Frameless dynamoelectric machine : en
  • US2392895A - Photosensitive tube : en
  • FR906708A - Mounting of the movable contacts on the switching shafts of electrical switches and in particular of relays : en fr
  • FR906723A - Device for the ventilation of a current generator : en fr
  • FR906582A - Improvements to planers : en fr
  • FR906700A - Process for improving the light resistance of direct dyes on cellulose fibers : en fr
  • ES171861A1 - INSTALLATION FOR CONTINUOUS GLASS MANUFACTURE : en es
  • US2393052A - Bifold canopy door : en
  • US2393075A - Sterol derivatives and processes for their production : en
  • US2392850A - Stretcher : en
  • US2393211A - Eddy-current electric apparatus : en
  • ES171770A1 - IMPROVEMENTS INTRODUCED IN THE CONSTRUCTION OF PROJECTORS : en es
  • ES175999A2 - A NEW BURNER FOR HEAVY SHAVES AND OTHER LIQUID FUELS : en es
  • US2393064A - Wig : en
  • IE17297L - Valve assembly for i. c. engines. : en
  • ES171889A1 - A PRESSURE KETTLE APPARATUS : en es
  • ES171823A1 - NEW PROCEDURE FOR THE MANUFACTURE OF COMPLEMENTARY FEEDS INTENDED FOR ANIMAL FEEDING : en es
  • ES11660Y - Support for portable optical measuring instruments. : en es
  • ES11813Y - Folding seat for field and beach. : en es
  • IE16941L - I.c. engine scavenging : en
  • USD143569S - Design fob a handle for cooking utensdls : en
  • US2392913A - Electrical control apparatus : en
  • ES171712A1 - A PROCEDURE, WITH ITS CORRESPONDING AUTOMATIC DEVICE, FOR THE MANUFACTURE OF RIGID INSULATED TUBES WITHOUT SEAMING, FOR THE PROTECTION OF ELECTRICAL CONDUCTORS : en es
  • FR906757A - Flexible connection between two pipes subjected to an internal depression : en fr
  • US2392954A - Button spinning machine : en
  • US2393218A - Electric distribution system : en
  • ES12320U - Spraying device for veterinary and similar use. (Machine-translation by Google Translate, not legally binding) : en es
  • CA432501A - Display device : en fr
  • US2393204A - Fluid operated motor : en
  • GB574651A - Wave-signal direction finder : en
  • US2392851A - Gun mount : en
  • US2392984A - Clutch structure : en
  • US2393168A - Stovepipe : en
  • USD143560S - Design for a pin or similar article : en
  • GB574611A - Improvements in or relating to directional microphones : en
  • GB574752A - Improvements in or relating to rotors for rotary machines, particularly steam or gasturbines : en
  • US2393058A - Making thermoplastic helicoidal structures : en
  • FR906702A - Apparatus for winding products in the form of spirals placed one inside the other : en fr
  • FR906562A - Device for picking up individual sheets in a stack by means of rollers or friction rollers : en fr
  • US2392950A - Automatic transmission : en
  • ES171602A1 - A HYDRAULIC ENGINE, POWERED BY THE EMERGENCY FORCE THAT WATER OFFERS, ON DEPOSITS EMPTIED INTO A WATER TANK OR WATER : en es
  • GB574680A - New synthetic drying oils and coating compositions : en
  • ES171884A1 - A PROCEDURE FOR OBTAINING MEANS TO COMBAT PARASITES : en es
  • FR906573A - Advanced telemetry system : en fr
  • FR906583A - Device for the hydraulic control of two parts to be actuated successively : en fr
  • FR906771A - Process for filling ampoules or similar containers with concentrated solutions : en fr
  • CA432514A - Guanidine hydrochloride obtaining method : en fr
  • CA432558A - Non-skid device : en fr
  • CA432552A - Suction cleaner : en fr
  • GB574615A - Improvements in extrusion process : en
  • CH240586A - Protective roof for outdoor beds. : de en
  • FR906746A - Electrical cable with metal armor subjected to foreign voltages, such as strong currents or atmospheric discharges, in particular self-supporting aerial telephone cable : en fr
  • DK64236C - Calculator. : da en
  • ES171386A1 - DEVICE FOR LOADING THE TIRALINE INK : en es
  • ES171834A1 - SECURITY LOCK WITH AUTOMATIC CLOSURE : en es
  • ES175995A3 - IMPROVEMENTS IN ELECTRIC SHAVERS : en es
  • US2392979A - Luminous reticle : en
  • US2393094A - Gauge for steep faced threads : en
  • FR906575A - Device for retreading used bicycle tires : en fr
  • FR906589A - Device measuring the product of two quantities : en fr
  • US2393202A - Waxlike compounds : en
  • FR906748A - Electric cable : en fr
  • ES170505A1 - IMPROVEMENTS IN EXPULSION PUMPS FOR INTERNAL COMBUSTION ENGINES : en es
  • ES11846Y - Protection for desktop almanac-block. : en es
  • FR906607A - Manufacturing process of teeth and prosthesis parts in synthetic resins : en fr
  • ES12318U - Dryer for the head. (Machine-translation by Google Translate, not legally binding) : en es
  • ES12317U - Marching heel (Machine-translation by Google Translate, not legally binding) : en es
  • ES12314U - Folding chair. (Machine-translation by Google Translate, not legally binding) : en es
  • ES12339U - Automatic powder dispenser (Machine-translation by Google Translate, not legally binding) : en es
  • US2393195A - Resetting gauge for internal screw thread cutters : en
  • CA14446S - Spoon or similar article : en
  • FR906558A - AC relay : en fr
  • FR906753A - Process for the exact-color printing of originals in multiple colors, by the subtractive process, for the production of multiple-color images : en fr
  • FR906668A - Spout and containers fitted with this spout : en fr
  • GB574614A - Improvements in liquid filters : en
  • GB574625A - Improvements in and relating to electric switches of the press-button type : en
  • AU133275B2 - Improvements relating to valve oscillating or amplifying circuits : en
  • CA432571A - Grinding machine : en fr
  • AU36546A - Improvements in or relating to powdered pigment compositions : en
  • FR906563A - Improvement in the control of valve distributions in heat engines : en fr
  • CH240612A - Process for obtaining magnesium-free brewing water. : de en
  • US2392925A - Apparatus for working metal : en
  • US2392981A - Tuned audio relay : en
  • ES12316U - Cartridge or ampoule for the loading of fountain pens. (Machine-translation by Google Translate, not legally binding) : en es
  • FR906690A - Improvements made to gasification chambers or furnaces of generators or gasifiers for vehicles : en fr
  • CA432554A - Pipe manufacture : en fr
  • CH240613A - Gas purifier from suspended solid substances or gaseous substances. : en it
  • CH240679A - Dry rectifier. : de en
  • US2392915A - Treatment of hydrocarbons : en
  • US2392919A - Transmission clutch : en
  • US2393153A - Clutch control means : en
  • US2392939A - Apparatus for the treatment of textiles : en
  • US2392941A - Welt cementing and applying machine : en
  • US2392805A - Glass fiber strand : en
  • US2392976A - Perforated multiple part form sheet : en
  • US2393207A - Smoothing apparatus : en
  • AU132142B2 - Improvement in or relating to arrangements for modulating continuous waves : en
  • CA432540A - Metal casting method : en fr
  • ES168170A1 - A COMPOSITE GOVERNMENT DISC : en es
  • US2393112A - Dust collector system : en
  • ES171421A2 - IMPROVEMENTS MADE IN THE SCOPE OF THE MAIN PATENT NUMBER 141650 : en es
  • ES175990A3 - ENDLESS RIBBON MACHINE FOR THE PREPARATION OF PORTIONS OF BREAD DOUGH : en es
  • US2393167A - Heating system : en
  • GB574630A - Fishing device : en
  • US2392848A - Container : en
  • US2393115A - Process for manufacture of mgcl2 : en
  • GB574669A - Improvements in means for regulating the scavenging and charging in two-stroke injection internal combustion engines : en
  • GB574762A - Improvements in or relating to dynamo electric machinery and prime movers therefor : en
  • ES171826A3 - IMPROVEMENTS IN THE MANUFACTURE OF STYLOGRAPHS WITH WRITING BALL : en es
  • US2393033A - Conduit supporting clip : en
  • US2393084A - Internal-combustion engine : en
  • US2393087A - Fire escape : en
  • US2393181A - Production of wax modifying agents : en
  • GB574683A - Device for opening and emptying cartons : en
  • US2392839A - Building construction : en
  • US2393089A - Rubbing pad for polishing machines : en
  • USD143565S - Deck of playing cards or the like : en
  • ES171829A1 - IMPROVEMENTS IN VOLTAGE REGULATORS : en es
  • GB574674A - Radio communicating system : en
  • ES171818A1 - PROCEDURE FOR THE MANUFACTURE OF ALKALINE, SOLID AND SOLUBLE SILICATES : en es
  • GB574758A - Improvements in or relating to cooling arrangements for electron discharge devices : en
  • ES171057A1 - PROCEDURE FOR THE OBTAINING OF ELCTRODES USED IN PHOTOELECTRIC CELLS : en es