• ES14915U - Embrotable tack for footwear. (Machine-translation by Google Translate, not legally binding) : en es
  • ES177709A1 - NEW INTRABUCAL SPRAY SYSTEM : en es
  • US2421074A - Steam generator : en
  • ES177614A3 - IMPROVEMENTS IN THE CONTINUOUS MANUFACTURE OF SEALS : en es
  • US2421342A - Sanitary cabinet with means for dispensing papers : en
  • FR54053E - Improvements to filters such as, in particular, those used in gas purifiers : en fr
  • CH248987A - Vehicle controlled by elastic bending of vehicle parts. : de en
  • PL33284B1 - Device for extracting small objects from boreholes : en pl
  • ES177722A1 - IMPROVEMENTS IN THE OBTAINING OF MOLDS FOR THE FUNCTION OF METALS AND THEIR ALLOYS : en es
  • AU133803B2 - Key-locked fastenings of attache cases andthe like : en
  • CH248750A - Process for the purification of gases from hydrogen compounds of solid metalloids. : en fr
  • CH248825A - Perpetual calendar. : de en
  • ES177582A1 - A PROCEDURE TO MANUFACTURE ELASTIC ARTICLES OF MOLDED POINT USING IMELASTIC OR ELASTIC WIRES THREADS AS ELASTIC OR INELASTIC AND ASPERIZABLE THREADS : en es
  • ES14934U - Hitch for elastic reinforcement of mattresses. (Machine-translation by Google Translate, not legally binding) : en es
  • US2421358A - Radius former for end mills : en
  • IS162B6 - Equipment for optimizing fish. : en is
  • US2421085A - Target seeking aerial bomb : en
  • US2421095A - Apparatus for fillet arc welding : en
  • CH248855A - Method and device for recording the frequency maintenance work of the participants in interconnected networks. : de en
  • FR922086A - Improvements to machine tools : en fr
  • ES13254Y - Flexible and oscillating holder of electrical conductors connected to manipulable devices. : en es
  • ES177532A1 - IMPROVEMENTS IN THE DEVICES TO ADJUST THE HEIGHT OF THE FLUID CROWN, ESPECIALLY WATER, IN THE HYDRODYNAMIC DISC OR SIMILAR BRAKES : en es
  • ES14919U - Perfect razor shaver (Machine-translation by Google Translate, not legally binding) : en es
  • GB588568A - Improvements in or relating to suitcases, trunks and the like : en
  • ES13873Y - Contact lens. : en es
  • GB588667A - A combined boiler and hot storage unit for water : en
  • GB588687A - Improvements in or relating to the manufacture of cigarettes : en
  • US2421013A - Hydraulic driving, braking, and freewheeling mechanism for vehicles : en
  • ES177474A2 - IMPROVEMENTS MADE IN THE OBJECT OF MAIN PATENT NUMBER 174277 : en es
  • ES14330Y - Rubber cutting machine : en es
  • ES177804A1 - A PROCEDURE TO PRODUCE CORROSION RESISTANT PHOSPHATE LAYERS ON METAL SURFACES : en es
  • FR922093A - Improvement in thermal machines using vaporizable fluids : en fr
  • IE17427L - Weighing balance : en
  • US2421015A - Salvage device : en
  • US2421031A - Process for synthesis of thioamides : en
  • US2421019A - Supporting frame for articles of footwear : en
  • CH248714A - Device for injecting liquid into the soil. : en fr
  • GB588559A - Improvements in or relating to gauges : en
  • GB588690A - Improvements in heating devices : en
  • AU124276B2 - Automatic speed limiting device for hydraulic turbine rotors : en
  • CH248960A - Safety device designed to automatically close a gas nozzle when this is missing. : en it
  • ES177573A1 - IMPROVEMENTS IN LUMINOUS ROCKETS : en es
  • FR54091E - Process for the preparation of insecticide products from lignite tars and resulting products : en fr
  • FR54057E - Fireplaces and removable electric cooking plates with side outlet : en fr
  • US2421102A - Repair of tires : en
  • CH248777A - Gripper device on sewing machines. : de en
  • GB588569A - Sleeve valve mechanism of internal combustion engines : en
  • US2421050A - Clutch actuator : en
  • US2421147A - Orbital lathe feed mechanism : en
  • US2421187A - Braking device regulated by motor speed and load : en
  • AU1091547A - Improvements relating to shock absorbers : en
  • CA441650A - Stem and socket combination : en fr
  • ES177625A1 - A WHEELED VEHICLE : en es
  • GB588656A - Improvements in and relating to electric valve control apparatus : en
  • CH249057A - Packaging for the transport of at least one potted plant. : en fr
  • CH248931A - Gas turbine plant. : de en
  • ES15018U - Hygienic bed for patients. (Machine-translation by Google Translate, not legally binding) : en es
  • CA441651A - Swing : en fr
  • GB588626A - Improvements in and relating to apparatus for emptying dustbins into a collecting receptacle or refuse collecting vehicle, and to dustbins used in conjunction therewith : en
  • US2421224A - Furnace for heat treatment of metal : en
  • FR54052E - Collimator system for forming optical markers for range finders : en fr
  • GB588674A - Tape applying device : en
  • FR922049A - High pressure electric discharge lamp : en fr
  • ES13384U - Page pointer that changes position automatically. (Machine-translation by Google Translate, not legally binding) : en es
  • ES177056A3 - IMPROVEMENTS IN THE MANUFACTURE OF LOCKS : en es
  • ES177700A1 - IMPROVEMENTS IN OR RELATED TO HIGH FREQUENCY HEATING EQUIPMENT : en es
  • ES15014U - Knife holder for rotating system. (Machine-translation by Google Translate, not legally binding) : en es
  • GB588523A - Improvement in method and apparatus for producing a series of die cast articles : en
  • US2421118A - Plant extracts and method of producing same : en
  • FR922069A - Hand vise holder : en fr
  • ES177593A1 - A SUPPORT DEVICE FOR A GEAR CASE FOR ELECTRIC TRACTION VEHICLE ON RAILS : en es
  • ES177717A1 - IMPROVEMENTS IN PHOTOGRAPHIC EMULSIONS : en es
  • GB588683A - Bevelling machine suitable for bevelling glass and the like : en
  • AU1172647A - Improvements in or relating to electric transformers and reactors : en
  • FR922059A - Supercharger for pen nibs : en fr
  • CH248811A - To be used in conjunction with a corresponding book, which contains explanations for the book text to be read. : de en
  • GB588624A - Improvements in yarn guiding means for textile machines : en
  • GB588684A - Improvements relating to solidified or gelled mineral oils : en
  • CH248781A - Clothes horse. : de en
  • GB588505A - Electric control and distribution panel : en
  • US2421132A - Tension equalizer for plastic extruders : en
  • US2421221A - Letter box : en
  • US2421295A - Apparatus for applying load to testing machines : en
  • AU1102547A - Improved apparatus forthe production ofan optical illusion tobe usedfor advertising purposes : en
  • CH248846A - Direction-finding device in which two identical, directional antenna systems set up at an angle are used. : de en
  • CH248830A - Figure with moving parts. : de en
  • US2421255A - Ultra high frequency oscillator : en
  • US2421363A - Process for treating fabrics : en
  • CH248953A - Electron discharge device with cavity resonator. : de en
  • GB588627A - Improvements in or relating to combs used as or combined with hair ornaments : en
  • CH249044A - Process for the preparation of a basic ester of a 1-aryl-cycloalkyl-1-carboxylic acid. : de en
  • ES177535A1 - A PROCEDURE TO REDUCE THE TREND TO FELT AND SHRINK OF THE WOOL : en es
  • ES177590A1 - A NEW COLORIMETER : en es
  • SU68497A1 - Single phase induction motor : en ru
  • US2421094A - Treatment of wool-washing effluent : en
  • US2421365A - Dolly lifting device : en
  • ES14939U - Paddle to beat (Machine-translation by Google Translate, not legally binding) : en es
  • AU1140647A - Recovery of ammonia andiron by treating gases containing ammonia and hydrogen sulfide with pickle liquor : en
  • CH248799A - Process for the production of sodium aluminate. : de en
  • US2421078A - Cross totalizing mechanism for record controlled tabulators : en
  • US2421220A - Basketball game goal : en
  • US2421238A - Reinforced collapsible paperboard container : en
  • CH248793A - Device for the treatment of liquids. : de en
  • US2421010A - Method of and apparatus for producing nubbed yarns : en
  • ES176975A3 - A NEW SYSTEM OF COUPLING AND SECURING THE CRANKS TO THE PEDALIER AXLES ON BICYCLES AND TRICYCLES : en es
  • ES177702A1 - IMPROVEMENTS IN OR RELATING TO ARRANGEMENTS TO SWITCH AMPLIFIERS USED IN HIGH FREQUENCY ELECTRICAL COMMUNICATION CIRCUITS : en es
  • GB588534A - Improvements relating to power units for cycles : en
  • AU139784B2 - Improved method of producing higher molecular alcohols : en
  • AU2044445A - Improvements in transmission mechanism : en
  • CH249013A - Process for the preparation of an ester type azo dye derivative. : de en
  • ES176695A1 - IMPROVEMENTS IN THE MANUFACTURE OF MOLDED OBJECTS : en es
  • FR922011A - Pressure-balanced axial compensator : en fr
  • FR922014A - Strobo-cathodic manograph : en fr
  • US2421117A - Process for producing plant extracts : en
  • USRE22885E - Leakproof container : en
  • CH248818A - Portable typewriter. : en fr
  • US2421354A - Surgical instrument with mallet action : en
  • PL33293B1 - A method of producing a shoemaker's ring tape : en pl
  • US2421149A - Pressure actuated switch : en
  • US2421256A - Plumb line reel : en
  • US2421355A - High-speed motor : en
  • CA441722A - Spraying device for liquids : en fr
  • US2421116A - Control for lighting effects : en
  • GB588528A - An improved chamber for housing apparatus such as electric meters or relays : en
  • CA441667A - Screwdriver : en fr
  • CH248810A - Statistics sheet. : de en
  • ES14347Y - Fountain pen charger. : en es
  • GB588583A - Improvements in or relating to electrically controlled hydraulic actuating systems : en
  • IE17588L - Nail varnish bottle : en
  • US2421280A - Tufting button : en
  • AU136471B2 - Viewing screen and method of making thesame : en
  • BE472755A - : en fr
  • US2421252A - Tub construction for two-tub spinner type clothes washing machines : en
  • ES177560A1 - IMPROVEMENTS MADE TO SEPARABLE-SIDE TIRES FOR VEHICLE WHEELS : en es
  • ES177591A1 - A MACHINE TO DISPOSE THERMOMETERS, ESPECIALLY CLINICAL THERMOMETERS : en es
  • CH248917A - Swashplate reciprocating machine. : de en
  • ES177598A1 - A PROCEDURE FOR FORMING METAL PRODUCTS FROM THE OXIDE OF THEM : en es
  • ES177540A1 - IMPROVEMENTS IN THE MANUAL OR HANDICRAFT TELESCOAN : en es
  • GB588682A - Improvements in and relating to gas cookers : en
  • CH249033A - Process for the preparation of an ester type azo dye derivative. : de en
  • GB588693A - Improvements in temples for looms for weaving : en
  • ES177549A1 - PROCEDURE FOR THE MANUFACTURE OF MINERAL MATTER WIRE, IN PARTICULAR GLASS WIRE : en es
  • FR922113A - Wheelbarrow wheel : en fr
  • CH248722A - Roof, especially for houses that can be dismantled. : de en
  • AU1174147A - Improvements in rotary cultivators : en
  • CH248988A - Collapsible van. : de en
  • CH248991A - Vehicle spoke wheel with pneumatic tire and two-part rim. : de en
  • CH248939A - Electrical plug. : de en
  • CA441742A - Telegraph system : en fr
  • AU2022245A - Built-up cranksbaf ts : en
  • CH248877A - Method of making a buckle. : de en
  • ES177111A2 - IMPROVEMENTS MADE IN THE SCOPE OF MAIN PATENT NUMBER 164543 : en es
  • BE472482A - Automotive router : en fr
  • CA441647A - Ticket issuing machine : en fr
  • CH248770A - Die for artificial silk. : en fr
  • CH248995A - Dynamo system built into the wheel hub, especially for bicycles. : de en
  • ES177545A1 - IMPROVEMENTS IN VAGINAL WASHING DEVICES : en es
  • ES14948U - Box (Machine-translation by Google Translate, not legally binding) : en es
  • FR54086E - Clothing : en fr
  • CH248997A - Airplane landing gear leg. : en fr
  • FR922121A - Improvements to pumps and motors of the gear type : en fr
  • GB588558A - Improvements in variable resistance units with screw adjustment devices : en
  • CH248974A - Device for obfuscating spoken messages. : de en
  • ES176837A1 - A PROCEDURE FOR CENTRIFUGAL REGULATION FOR EXPLOSION ENGINES : en es
  • FR922025A - Process for the preparation of acridine series compounds : en fr
  • CH248759A - Table with adjustable tabletop and drawing board. : de en
  • ES14977U - Special wallet for passport (Machine-translation by Google Translate, not legally binding) : en es
  • FR922089A - Improvements to medallions, brooches and other similar ornaments : en fr
  • GB588602A - Improvements in or relating to telephone systems : en
  • AU1183047A - Improvements in or relating to selenium rectifiers : en
  • CH248990A - Ventilation system in large vehicles. : de en
  • CH249020A - Process for the preparation of an ester type azo dye derivative. : de en
  • ES177611A1 - A PROCEDURE FOR THE MANUFACTURE OF ALCOHOLS OF HIGH MOLECULAR WEIGHT : en es
  • GB588645A - Improvements in saucepan or like handles : en
  • US2421193A - Surgical dressing : en
  • US2421148A - Electromagnetic relay circuit : en
  • AU136869B2 - Improvements in rotary drum drying machines : en
  • CH248757A - Adjusting device for the optional adjustment of a pivotable part in relation to a fixed part. : de en
  • CH248919A - Compressor with replaceable sleeve pushed into the cylinder. : de en
  • US2421356A - Bottle cap : en
  • CA441656A - Metal parts protecting apparatus in boiler installations : en fr
  • CH248758A - Armchair. : en fr
  • CH249012A - Process for the preparation of an ester type azo dye derivative. : de en
  • CH248935A - Electric motor mounted on an oscillating axis to absorb noise and vibrations. : de en
  • US2421039A - Cathode structure : en
  • CH248904A - Gasoline lighter. : en fr
  • CH248959A - Lighting device. : en fr
  • CH248992A - Faucet for inflating tires. : de en
  • USRE22883E - Battery charging thermostat : en
  • ES177556A1 - A PROCEDURE FOR MANUFACTURING CONSTRUCTION BOVEDILLAS : en es
  • FR922019A - New azo dyes : en fr
  • GB588549A - Surface curing of amine modified alkyd resins : en
  • US2421124A - korum : en
  • CA441700A - Anode : en fr
  • CH248788A - Process for the preservation of products sensitive to oxidation. : de en
  • CH248807A - Method of attacking natural phosphates. : en fr
  • ES14869U - Domed metal cloth covers. (Machine-translation by Google Translate, not legally binding) : en es
  • FR54062E - Device for local showers : en fr
  • CA441756A - Dental surveying instrument : en fr
  • US2421177A - Nasal inhaler : en
  • AU1172047A - Improved manufacture of steel bythe basic open hearth process : en
  • AU142510B2 - Improvements in or relating to apparatus for measuring temperatures in steam generator gas passages : en
  • AU133645B2 - Improved apparatus forthe production ofan optical illusion tobe usedfor advertising purposes : en
  • AU135987B2 - Improvements relating to apparatus for operating devices having a negative resistance characteristic froman alternating electric current supply circuit : en
  • US2421093A - Method of making nonrigid gels : en
  • CH248720A - Pest control methods. : de en
  • US2421233A - Ureido acid esters and method of making the same : en
  • US2421285A - Induction type electricity meter : en
  • CH248797A - Process for the production of sulfuric acid, especially in small plants, and plant for carrying out the process. : de en
  • CA441723A - Pin type feeding device : en fr
  • CA441763A - Aeroplane : en fr
  • FR922022A - Super-regenerative wave receiver : en fr
  • US2421023A - Means for defining radio courses : en
  • AU128927B2 - An improved salt dispenser : en
  • BE472772A - : en fr
  • GB588570A - Improved construction of greenhouses, garages, or similar small framed structures : en
  • AU124277B2 - Improvements relating tothe supporting of casements : en
  • CH248951A - Process for the production of dry rectifier disks. : de en
  • ES177691A1 - PROCEDURE FOR THE MANUFACTURE OF ELECTRICAL INSULATING MATERIALS : en es
  • GB588547A - Improvements in or relating to the removal of carbon dioxide from industrial carbonaceous gases : en
  • FR922084A - Photographic photographs and process for obtaining them : en fr
  • GB588502A - Improvements in or relating to control means for variable jet-nozzles of jet propulsion and gas-turbine systems : en
  • ES177643A3 - A PROCEDURE OF MAKING A COATED PRODUCT : en es
  • ES177730A1 - A CLOCK OF MECHANICAL-ELECTROMAGNETIC OPERATION, WITH AUTOMATIC ALTERNATE CONNECTION TO CONTINUOUS AND ALTERNATE WITH VOLTAGE REGULATOR FOR THIS LAST : en es
  • ES14338Y - Relief pantograph. : en es
  • ES177673A1 - A PROCEDURE FOR THE OBTAINING OF A DECARBONIZER FOR CYLINDERS (CULATAS) OF EXPLOSION ENGINES AND ITS METHOD OF APPLICATION FOR ITS USE IN THE ENGINE : en es
  • GB588511A - Improvements in or relating to frictional igniters : en
  • FR922002A - Manufacture of new pyrimidine compounds : en fr
  • US2421190A - Hydraulic transmission control : en
  • GB588515A - Improvements in or relating to self-centring chucks : en
  • ES169600A1 - MECHANISM FOR AUTOMATICALLY INTRODUCING OR EXTRACTING, FROM AN ENCLOSURE ISOLATED FROM THE EXTERNAL ENVIRONMENT, GRADUABLE DOSES OF MATERIALS : en es
  • US2421240A - Casting rod : en
  • FR922129A - Improvements to heat exchangers : en fr
  • BE472649A - : en
  • CH248888A - Reamer. : de en
  • CH248952A - Rectifier with a number of plate rectifier elements connected in parallel. : de en
  • CH248735A - Process for the production of frost-resistant concrete or mortar. : de en
  • CA441740A - Electron discharge device manufacture : en fr
  • CH248729A - Machine for digging trenches. : en fr
  • AU1550844A - Improvements in and relating to louvres : en
  • GB588562A - Apparatus for drying and conditioning sulphate of ammonia and other granular and crystalline products : en
  • CH248950A - Device having an electron tube for microwaves with a time-controlled electron flow. : de en
  • CH248989A - Electric windshield wipers for automobiles. : de en
  • AU1103547A - Improvements in or relating to electric heaters : en
  • CH249038A - Process for the preparation of a basic ester of a 1-aryl-cycloalkyl-1-carboxylic acid. : de en
  • CH248986A - Device for conveying tubers and roots, fruits, minerals, etc. : de en
  • ES14936U - Electric heating element. (Machine-translation by Google Translate, not legally binding) : en es
  • SU68520A1 - Device for counting the angle of rotation of the axis : en ru
  • US2421087A - Cigarette holder : en
  • US2421234A - Electron lens assembly : en
  • AU133646B2 - Improved apparatus forthe production ofan optical illusion tobe usedfor advertising purposes : en
  • ES177692A1 - IMPROVEMENTS IN OR RELATED TO ELECTRICAL SIGNALING SYSTEMS : en es
  • CA441754A - Electron discharge device : en fr
  • CH248930A - Gas turbine plant. : de en
  • FR54068E - Mechanically controlled acetylene gas generator allowing rational use of calcium carbide : en fr
  • CH248966A - Suction cup. : en fr
  • CH249007A - Process for the preparation of a new quaternary ammonium compound. : de en
  • CA441677A - Brake : en fr
  • ES177160A1 - AN APPARATUS TO DISPLAY AND CHOOSE CIGARETTE OR CIGARETTE WITH COMFORTABLE MEANS : en es
  • ES177599A1 - A CLAMP VULCANIZER APPARATUS WITH AUTOMATIC PRESSURE OF THE HEATING PLATE : en es
  • AU124263B2 - Improvements in or relating to electric alarm clocks : en
  • BE472676A - : en fr
  • CH248854A - Spring balance. : de en
  • ES177690A1 - SYSTEM FOR GENERATING CHARACTERISTIC IMPULSES OF SOUND AND SIMILAR WAVES : en es
  • FR54066E - Movable wheel for centrifugal force compressor and method for its manufacture : en fr
  • CH248749A - Process for supplying liquid fuel to the nozzle of a furnace, and apparatus for carrying out this process. : de en
  • CH249042A - Process for the preparation of a basic ester of a 1-aryl-cycloalkyl-1-carboxylic acid. : de en
  • FR922058A - Process for making grape sugar in crystallized state and artificial honey from grape must, and the products of these processes : en fr
  • GB588673A - Improvements in potato harvesting machines : en
  • CA441737A - Electric wave source and amplifier : en fr
  • CH248813A - Facility for receiving forms and documents. : de en
  • ES177803A1 - IMPROVEMENTS IN NON-METALLIC GLASSES FRAMES : en es
  • US2421110A - Lacing probe : en
  • BE472669A - Process for preparing a flame retardant from organic silicates. : en fr
  • CH248923A - Blade ring for radial steam and gas turbines and process for their manufacture. : de en
  • US2421024A - Linear polymer containing cyclic imide groups : en
  • AU139354B2 - Locknut and method and apparatus for manufacturing thesame : en
  • CA441752A - Article coating apparatus : en fr
  • SU68249A1 - A device for carrying out repairs of bottom devices and the bottom part of scows afloat : en ru
  • CH248826A - Device for driving the pin holder drum of a music box. : en fr
  • CH249048A - Process for the preparation of a basic ester of a 1-aryl-cycloalkyl-1-carboxylic acid. : de en
  • USD146822S - Design fok a butter cutter : en
  • AU131193B2 - Improvements in or relating to self oiling bearings for fitting loose pulleys andother wheels to shafts : en
  • AU135515B2 - Method for refining lead : en
  • AU1099547A - Improvements in or relating toa record changing mechanism for magazine gramophones : en
  • ES177112A1 - IMPROVEMENTS IN THE BATTERIES WITH ALKALINE ELECTROLYTE AND WITH REGENERATION OF THE ELECTROLYTE : en es
  • ES177537A1 - A PORTIONING DEVICE FOR ICE CREAM : en es
  • US2421297A - Clothes pounder : en
  • US2421345A - Mixer : en
  • CH248901A - Extensible link. : en fr
  • US2421324A - Thrust element for cylinder liner removing and inserting tool : en
  • US2421041A - Toy vehicle : en
  • AU124265B2 - Method of knitting : en
  • AU458646A - Improvements in or relating to cabinets for cutlery andthe like : en
  • CH248786A - Device for applying zipper elements to fabric tapes. : de en
  • CH248839A - Machine for cutting divisions, in particular on rulers and the like. : de en
  • CH249002A - Process for the preparation of a new amide derivative. : de en
  • CH249058A - Step change gearbox with crank switch, especially for bicycles equipped with a coaster brake hub. : de en
  • ES15024U - Light packaging for air transport of delicate fruits, especially strawberries. (Machine-translation by Google Translate, not legally binding) : en es
  • AU1602644A - Improvements in or relating to container closures : en
  • AU1749744A - Process of treating soap particles : en
  • US2421246A - Coated shoe polish stick and method of coating same : en
  • AU136843B2 - ~Improved boost control mechanism for supercharged internal combustion engines : en
  • US2421279A - Body with movable parts : en
  • PL33292B1 - Peddle for hanging mill flat sifter : en pl
  • US2421225A - Reusable nesting shipping container : en
  • FR922123A - Hermetically sealed fire extinguisher : en fr
  • FR922147A - Improvements to audible warning devices, in particular for vehicles : en fr
  • US2421076A - Accumulator : en
  • USD146830S - Design for a napkin holder : en
  • AU1183947A - Improvements in or relating to control circuits for gaseous discharge tubes : en
  • CA441734A - Electrical conductor cable : en fr
  • CH248800A - Process for the preparation of a 4-chloro-benzenesulfonamide. : de en
  • CA441662A - Expander roll : en fr
  • ES177132A1 - A SYSTEM OF MOLDING OF GLASS AND GLASS PIECES : en es
  • AU2082245A - Conveyor loader with diagonal belt : en
  • AU2028245A - Improvements in paper punches : en
  • BE469507A - : en
  • CH248733A - District heating plant. : de en
  • ES177194A2 - IMPROVEMENTS MADE IN THE SCOPE OF MAIN PATENT NUMBER 166798 : en es
  • US2421139A - Dual steering mechanism : en
  • US2421316A - Electrolytic etching bath : en
  • AU1182647A - Improvements in or relating togas compressors : en
  • CA441688A - Lubricating system : en fr
  • AU1179247A - Improvements in or relating to compression ignition internal combustion engines : en
  • AU2073945A - Improvements relating tothe supporting of casements : en
  • CH248718A - Handset for making humus sticks for plants. : de en
  • CH248885A - Tapping attachment. : de en
  • CA441692A - Electric heating system for buildings : en fr
  • CH248824A - Device for the popularization of astronomy. : en fr
  • CH248836A - Firearm. : de en
  • CH248897A - Device for opening and closing bicycle chains. : de en
  • AU124249B2 - Improvements in or relating to dispensing apparatus for liquids : en
  • CH248902A - Pyrophoric lighter. : en fr
  • AU131303B2 - Improvements relating tothe treatment of liquids : en
  • SU68556A1 - Method for partial compensation of non-stationary processes obtained when receiving telegraph signals : en ru
  • ES177638A1 - IMPROVEMENTS MADE IN THE TREATMENT OF CARBON BRUSHES : en es
  • AU1182947A - Improvements in or relating to tobacco cartridge : en
  • AU124285B2 - An improved drive mechanism : en
  • AU124281B2 - Conveyor loader with diagonal belt : en
  • CH248752A - Apparatus for cutting food such as apples, potatoes, etc. : en fr
  • CH248880A - Electric hot point sharpening machine for the ends of wires and bars to be drawn out. : de en
  • CA441675A - Valved bag : en fr
  • CH248994A - Safety device for a wheel axle, in particular a bicycle wheel. : en fr
  • CH249040A - Process for the preparation of a basic ester of a 1-aryl-cycloalkyl-1-carboxylic acid. : de en
  • AU124253B2 - Improvements in and relating to mixed fertilizers : en
  • AU390346A - Improvements in and relating to hay balers or presses : en
  • US2421325A - Nonsurge means : en
  • AU1416044A - Improvements in or relating to liquid dispensing apparatus : en
  • GB588561A - Improvements in yarn packages for rug-making and in a method of making rugs and the like therefrom : en
  • US2421329A - Fuel injection nozzle : en
  • ES177240A1 - A SYSTEM TO MECHANICALLY ACHIEVE THE HAIR WAVE : en es
  • ES177576A1 - A CLASSIFIER FILE WITH AUTOMATIC MANEUVER FOR THE SELECTION AND PRESENTATION OF THE FILES : en es
  • GB588686A - Improvements in or relating to brackets for supporting wall tables, shelves and likefitments : en
  • CA441709A - Plaster bandage : en fr
  • CH248914A - Coupling. : de en
  • CH249022A - Process for the preparation of an ester type azo dye derivative. : de en
  • CH249035A - Turret for turret lathes. : de en
  • ES15001U - Tube for flexible control cables. (Machine-translation by Google Translate, not legally binding) : en es
  • CH248748A - Process for the production of briquettes from organic materials and equipment for carrying out this process. : de en
  • PL33283B1 - A device for cutting drilling and casing pipes : en pl
  • US2421192A - Multicathode phototube : en
  • USD146828S - Design fob a necktie holder : en
  • AU138874B2 - Improvements in or relating to propulsion devices : en
  • CH249030A - Process for the preparation of an ester type azo dye derivative. : de en
  • CH248852A - Counters, in particular for electricity meters. : de en
  • US2421156A - Speed equalizing landing wheel : en
  • US2421319A - Filament scraper : en
  • FR922097A - New game of dice and pawns inspired by the rules of tennis : en fr
  • CA441660A - Flexible tube : en fr
  • CH248742A - Process for the continuous melting of vitrifiable mixtures and the refining of the glass formed by electric heating, and furnace for the implementation of this process. : en fr
  • CH248873A - Aluminum-magnesium-zinc alloy. : de en
  • US2421038A - Wrench : en
  • CA441719A - Water heater : en fr
  • AU1170747A - Method of producing permanently stiffened articles of wearing apparel : en
  • AU124289B2 - Improvements in paper punches : en
  • CH248772A - Device for unwinding and simultaneously turning yarn from a yarn spool rotating at least 7000 revolutions per minute. : de en
  • CH249041A - Process for the preparation of a basic ester of a 1-aryl-cycloalkyl-1-carboxylic acid. : de en
  • ES177621A3 - IMPROVEMENTS IN THE CONSTRUCTION OF FUEL PUMPS FOR INTERNAL COMBUSTION ENGINES : en es
  • CH248955A - Electromechanical belt filter. : de en
  • CH248845A - System for azimuth determination using electromagnetic waves. : de en
  • CH248944A - Process for the production of enamelled wirewound resistors and resistance produced according to this process. : de en
  • GB588632A - Improvements in or relating to pressing machines for molten material : en
  • CH248924A - Exhaust gas turbocharger. : de en
  • US2421040A - Process of obtaining polar-type corrosion-inhibiting agents soluble in petroleum lubricating oils : en
  • US2421157A - Method of separating fatty acids : en
  • US2421293A - Defrosting method and apparatus : en
  • AU138411B2 - Improvements in or relating tothe production of insulating films on ferrous metal members and members, particularly magnetic sheet material, so treated : en
  • CH249019A - Process for the preparation of an ester type azo dye derivative. : de en
  • AU136074B2 - Drives for sheepshearing or like devices : en
  • US2421022A - Duration impulse receiver : en
  • US2421294A - Vaginal irrigator : en
  • US2421108A - Process for treating latex : en
  • US2421257A - Railhead clamp : en
  • AU1102647A - Improved apparatus forthe production ofan optical illusion tobe usedfor advertising purposes : en
  • CH248941A - Automatic charging and buffering device for accumulator batteries. : de en
  • CA441727A - Variable leverage mechanism for brakes : en fr
  • CH248716A - Distribution system for silage treatment liquid for green forage silos. : de en
  • ES14191U - Male for tapping. (Machine-translation by Google Translate, not legally binding) : en es
  • GR11173B - GOODS AND ITS OWN TOYS FROM USED CINEMA MOVIES OR CELLULAR SHAVES. : el en
  • CH248790A - Meat grinder. : de en
  • USD146839S - Casing for hearing aid apparatus : en
  • US2421006A - Hydroxylating pot type burner : en
  • AU124244B2 - Means for uniting a screw witha driver : en
  • CH248943A - Electric push button switch. : de en
  • US2421176A - Demountable wheel : en
  • USD146824S - Design fob a spoon : en
  • CA441745A - Testing apparatus : en fr
  • CH248789A - Centrifugal mill. : en fr
  • CH248840A - Outside measuring device. : de en
  • AU1559144A - Improvements in or relating to welding apparatus : en
  • BE472900A - : en
  • FR922044A - Combustion chamber for internal combustion engines : en fr
  • CH248795A - Lifter. : de en
  • CH248841A - Depth micrometer. : de en
  • CA441658A - Water purifying apparatus : en fr
  • FR54054E - Extended run gasifier for motor vehicles and other applications : en fr
  • FR922107A - Engine block mounting system on motor vehicle chassis : en fr
  • ES177104A1 - A LIFTING DEVICE FOR LANDING TRAINS : en es
  • ES14351Y - Atomizer device. : en es
  • ES14970U - Luminous indicator device of the situation of the switches of the electric lamps for lighting (Machine-translation by Google Translate, not legally binding) : en es
  • US2421167A - Parachute cluster : en
  • FR922080A - Improvements to differential protection relays for transformers and generator-transformer groups : en fr
  • CH248851A - Metal hardness tester. : de en
  • GB588509A - Improved clothes washing machine : en
  • GB588524A - An improved method of producing cellular concrete and the product thereby produced : en
  • GB588576A - Improvements in the manufacture of moulded brushes : en
  • AU133518B2 - Improvements in or relating togas compressors : en
  • CA441710A - Tractor and implement combination : en fr
  • FR922094A - Devices for freezing products and their transport in the frozen state : en fr
  • GB588557A - Improvements in means for preventing the theft of cycles and/or pumps mounted on cycles : en
  • CH248849A - Method for determining the residual stress of objects by radiographic means. : de en
  • CH248936A - Process for producing an electrical resistor. : de en
  • AU138059B2 - Improvements relating tothe formation of glass andother thermoplastic tubes : en
  • CH248865A - Device for viewing film negatives. : de en
  • ES14208Y - Pocket case with sewing kit. : en es
  • CH248837A - Striking fuse. : de en
  • ES177543A1 - A PROCEDURE FOR THE CONSTRUCTION OF CAPS FOR THE EXTRACTION OF OILS : en es
  • FR54059E - Alginate-based compounds and their manufacturing process : en fr
  • CH248874A - Process for the production of high density tungsten bodies. : de en
  • GB588579A - Improvements in or relating to methods of decorating and/or inscribing plastic materials : en
  • ES177671A1 - A PROCEDURE TO PROVIDE SECTIVE PROPERTIES TO THE RESIN OIL THROUGH THE CATALYZING ACTION OF THE MANGANESE AND COBALT : en es
  • AU1094147A - Improvements relating tothe formation of glass andother thermoplastic tubes : en
  • CH248822A - Device for roughening erasers. : de en
  • ES14988U - Zip doors. (Machine-translation by Google Translate, not legally binding) : en es
  • GB588615A - Swash-plate reciprocating pumps : en
  • GB588697A - New and improved process for the production of shaped articles from polymers and copolymers of tetrafluoroethylene : en
  • ES174554A1 - AN APPARATUS FOR THE INTRODUCTION OF REINFORCEMENT WIRES IN CEMENT AND ASBESTOS OR SIMILAR PLATES : en es
  • ES177639A3 - A PROCEDURE FOR TREATING A METAL OF THE CLASS FORMED BY ALUMINUM AND THE PREDOMINANT ALLOYS OF THE SAME TO PRODUCE AN ADHERENT SURFACE : en es
  • ES173640A1 - RATIONAL DOCK : en es
  • ES177612A1 - A PROTECTIVE APPARATUS FOR PRESSES AND SIMILAR MACHINES : en es
  • AU1880345A - Improvements in or relating to electric alarm clocks : en
  • GB588519A - Improvements in or relating to devices for suspending curtains and the like : en
  • GB588530A - Improvements in or relating to pruning or like tools : en
  • ES14945U - Device for the treatment of rectal conditions. (Machine-translation by Google Translate, not legally binding) : en es
  • ES177177A1 - IMPROVEMENTS IN INTERNAL COMBUSTION ENGINES : en es
  • ES15019U - Album for the construction of furniture. (Machine-translation by Google Translate, not legally binding) : en es
  • GB588578A - Improved manufacture of coated abrasives : en
  • FR54097E - Floor system in prefabricated elements : en fr
  • ES177677A1 - A PERFECTED IRONING MACHINE : en es
  • ES177770A2 - MECHANISM TO OBTAIN A GRADUAL AND AUTOMATIC COUPLING BETWEEN A MOTOR AND ANOTHER DRIVEN ELEMENT : en es
  • ES15003U - Optical sight glass adaptable to all types of doors. (Machine-translation by Google Translate, not legally binding) : en es
  • ES177529A1 - AN ELECTRICAL CIRCUIT SYSTEM, WITH ITS CORRESPONDING PENDULAR MECHANISM, TO REGULATE OSCILLATIONS OF A PENDULUM OR ANOTHER MECHANISM EQUIPPED WITH PERIODIC MOVEMENT : en es
  • GB588603A - Improvements in or relating to machines for manipulating belts of cartridges for automatic guns : en
  • GB588616A - Improvements relating to processes and apparatus for the drying of grain, seed or other granular material : en
  • US2421065A - Device for shaping lenses : en
  • US2421134A - Universal joint : en
  • US2421143A - Grinder wheel dresser : en
  • ES177155A1 - A CONDENSER FOR ZINC VAPOR : en es
  • US2421000A - Textile decorating composition : en
  • CH248929A - Hot gas motor with device for regulating the indicated power. : de en
  • CH248970A - Time stamp printing device. : de en
  • FR922018A - Process for the manufacture of semi-impermeable elastic abdominal belts, using synthetic resins, such as vinilic and stirolic resins : en fr
  • ES171059A3 - AN ELECTRICAL INSTALLATION TO PRODUCE SOUND RELIEF EFFECTS : en es
  • AU124287B2 - Improvements in or relating to preparation of organosilicon halides : en
  • ES14997U - Closure for deformable tubes intended to contain pasty substances (Machine-translation by Google Translate, not legally binding) : en es
  • AU1869945A - An improved combination arch support and dampcourse for use in building construction : en
  • CA441694A - Phosphor stabilization : en fr
  • CH249047A - Process for the preparation of a basic ester of a 1-aryl-cycloalkyl-1-carboxylic acid. : de en
  • CH248868A - Shock-absorbing bearing for clockworks. : de en
  • CA441682A - Sheet registering mechanism : en fr
  • AU130884B2 - Improvements in or relating to cabinets for cutlery andthe like : en
  • GB588529A - Improvements in wringer or like machines : en
  • US2421043A - Detector of modulated carrier frequencies : en
  • US2421044A - Power transmission mechanism : en
  • ES14334Y - Device for dosing liquid, granulated or powder products, contained in jars, bottles and other containers of any material and shape. : en es
  • CH248971A - Emergency power supply system for telecommunications systems. : de en
  • US2421195A - Apron : en
  • US2421055A - Safety pouch : en
  • US2421310A - Watchmaker's staking tool and jewel setter : en
  • ES177057A1 - ONE PIVOT MECHANISM FOR RAILROAD VEHICLE MULTI-AXLE TRAILERS : en es
  • AU1104847A - Improved method of producing higher molecular alcohols : en
  • US2421144A - Steam trap : en
  • CA441668A - Crank case flusher : en fr
  • AU136852B2 - Improvements in containers : en
  • PL33289B1 - Tool for grinding the inner surface of cylinders : en pl
  • CH248734A - Process for manufacturing parts in agglomerated material. : en fr
  • CH249031A - Process for the preparation of an ester type azo dye derivative. : de en
  • US2421292A - Adjustable thermostat switch : en
  • US2421219A - Balancing valve : en
  • US2421145A - Method of building log rafts : en
  • US2421302A - Process for improving the extensibility and strength of hardened artificial filaments, films, and like thin materials having a protein basis : en
  • CH248911A - Cigar cutter. : de en
  • CH248978A - Device for frequency modulation of a microwave generator. : de en
  • ES176908A1 - IMPROVEMENTS IN GUIDE DEVICES FOR THREADS AND FILAMENTS : en es
  • CH249046A - Process for the preparation of a basic ester of a 1-aryl-cycloalkyl-1-carboxylic acid. : de en
  • AU1875145A - Wavelength modulation : en
  • ES15012U - Dock frame of hardware, saddle for bicycles, motorcycles and the like. (Machine-translation by Google Translate, not legally binding) : en es
  • ES14956U - Useful or tool for cutting strips of fruits (Machine-translation by Google Translate, not legally binding) : en es
  • ES177792A1 - IMPROVEMENTS IN DIESEL-TYPE INTERNAL COMBUSTION ENGINES : en es
  • FR54076E - Corrugated iron heating body : en fr
  • GB588669A - Friction clutches : en
  • ES177739A1 - A SUPER-REGENERATIVE RECEIVER FOR FREQUENCY OR PHASE MODULATED WAVE SIGNALS : en es
  • GB588648A - Process for moulding polytetrafluoroethylene : en
  • ES14937U - Carving knife (Machine-translation by Google Translate, not legally binding) : en es
  • GB588666A - Improvements in or relating to gulley emptying apparatus incorporating a vacuum chamber : en
  • GB588618A - Method of and means for continuous casting of solid or hollow sections in ferrous metals : en
  • ES14323Y - Sofa bed. : en es
  • ES177544A1 - PROCEDURE FOR THE MANUFACTURE OF FOOD MATERIALS, SUBSTITUTES FOR SUGAR AND SWEETENING PRODUCTS : en es
  • FR922134A - Harpoon with independent symmetrical branches with friction and with movable retaining ring, for hand fishing or for speargun : en fr
  • FR922078A - Improvements to hydraulic braking devices for vehicles with simultaneous braking on all wheel sets : en fr
  • GB588560A - Improvements in or relating to gauges : en
  • ES13045Y - Instrument to anchor the reinforcement of the precompressed concrete pieces. : en es
  • US2421323A - Manufacture of sliding clasp fasteners : en
  • GB588681A - Improvements in bayonet fittings for electric lamp holders and like couplings : en
  • FR922036A - Scenic illusionism device intended to give the appearance of a subject passing through a circular saw : en fr
  • FR922015A - Drawing device : en fr
  • ES177569A1 - AN APPARATUS FOR CONTINUOUS COMPLEMENTARY TREATMENT TO THE AIR COATING OF FLEOSY TEXTILES : en es
  • US2421155A - Electric cable unit and method of making the same : en
  • CH248715A - Device for spreading, in particular artificial fertilizers. : de en
  • AU124271B2 - An improved combination arch support and dampcourse for use in building construction : en
  • FR922101A - Gantry bridge : en fr
  • CH248856A - Method for determining the moisture content of a body by weighing and device for carrying out the method. : de en
  • CH249026A - Process for the preparation of an ester type azo dye derivative. : de en
  • GB588689A - A sanitary pad : en
  • CA441653A - Heat-retaining nursing bottle holder : en fr
  • US2421130A - Timing device : en
  • AU1466344A - Process for pressure packing and product : en
  • AU1786044A - Improvements in or relating to means forand methods of securing together edge portions of angularly related parts such, for example as moccasin shoe upper parts : en
  • ES14951U - Device to facilitate the operation of cutting the tiles, in order to obtain fragments of certain shape and dimensions. (Machine-translation by Google Translate, not legally binding) : en es
  • ES15011U - Universal bottle. (Machine-translation by Google Translate, not legally binding) : en es
  • ES14339Y - Mingitor brace : en es
  • CA441765A - Directional transmitter and wireless direction finder for electromagnetic oscillations : en fr
  • ES14433Y - New type of low loss cable for microphone circuits and other radio - electrical applications : en es
  • ES14968U - Micro-uretometer apparatus for the determination of urea in the blood. (Machine-translation by Google Translate, not legally binding) : en es
  • AU379046A - Improvements in piecrust tables andthe like : en
  • AU133824B2 - Improvements in and relating tothe tangent screws of instruments : en
  • CA441764A - Fabric : en fr
  • CH248883A - Drilling device. : de en
  • CH248963A - Porcelain artificial tooth and method of making the same. : de en
  • ES177669A1 - A PROCEDURE THAT ALLOWS TO CONFER TO OILS IN GENERAL GREAT PROPERTIES OF SECATIVITY : en es
  • US2421136A - Gain control system for pulse modulation receivers : en
  • AU124284B2 - Concentrator and method of concentration : en
  • US2421072A - Removable spike for golf shoes : en
  • AU1090947A - Improvements connected with perambulators or like carriages : en
  • AU1819244A - An improved drive mechanism : en
  • US2421253A - Wrist watch attachment : en
  • AU1092847A - Improvements in or relating to vapour generators : en
  • ES15110U - Apparatus applicable to all kinds of balloon toys (Machine-translation by Google Translate, not legally binding) : en es
  • AU137719B2 - Double hinged door or window : en
  • US2420999A - Apparatus for the manufacture of amorphous carbon : en
  • CH248964A - Process for the preparation of a new synthetic, estrogenic agent. : de en
  • GB588540A - Improvements in or relating to wall and like structures : en
  • US2421101A - Apparatus for method for repair of tires : en
  • FR54061E - Electro-mechanical remote control device : en fr
  • US2421367A - Fibrous sheet material for the electrolytic formation of azo dyes thereon : en
  • SU68402A1 - Device for operating several horizons with one well. : en ru
  • BE472535A - : en
  • CA441672A - Electrical signalling system : en fr
  • CH248737A - Tunnel furnace with a conveyor belt. : de en
  • ES14916U - Apparatus for the preparation of soup pasta. (Machine-translation by Google Translate, not legally binding) : en es
  • ES177688A1 - IMPROVEMENTS IN OR RELATED TO THE MANUFACTURE OF TERMINATIONS FOR ELECTRIC POWER CABLES : en es
  • CH248968A - Lipstick tube. : en fr
  • ES15016U - Foldable stroller for children. (Machine-translation by Google Translate, not legally binding) : en es
  • FR922045A - Thermal insulation device for pipes and similar applications : en fr
  • AU137271B2 - Improvements in or relating to method of manufacturing wound core structures : en
  • ES15008U - Wrenches for nuts (Machine-translation by Google Translate, not legally binding) : en es
  • US2421191A - Mechanical aerating device : en
  • US2421271A - Fuse construction : en
  • CH248848A - Method and device for displaying temperatures. : de en
  • CH249034A - Method for changing ink ribbons and means for carrying out the same. : de en
  • CH248773A - Process and device for winding tubular reels of yarn. : en it
  • CH248842A - Depth micrometer with measuring rod that can be adjusted to different measuring ranges by means of spacer notches. : de en
  • CH249027A - Process for the preparation of an ester type azo dye derivative. : de en
  • US2421229A - Process for the separation of isobutene from a mixture of c hydrocarbons : en
  • AU1136747A - Improvements in or relating to surface-active compositions and method of producing same : en
  • AU135199B2 - Improvements in or relating to selenium rectifiers : en
  • CH248864A - Light reflector. : de en
  • US2421288A - Dual-purpose light : en
  • AU128427B2 - Interconnected gas and water valve combination for water heaters : en
  • SU68378A2 - Automatic locomotive brake air distributor : en ru
  • US2421020A - Detection of obstacles by electromagnetic waves : en
  • AU136125B2 - Improvements in or connected withthe mechanical brake systems of winding engines, haulages andother rotating machines : en
  • ES177670A1 - A PROCEDURE WHICH ALLOWS TO MAKE RETAINING RESIN OILS QUICKLY : en es
  • US2421166A - Means for giving warning of the formation of ice on aircraft : en
  • ES14308Y - Recreational toy : en es
  • ES177113A1 - IMPROVEMENTS IN THE BATTERIES : en es
  • ES177581A1 - A DEVICE TO MANUFACTURE MOLDED ELASTIC POINT ARTICLES : en es
  • ES177686A1 - ELECTRONIC DISCHARGE DEVICES : en es
  • FR922124A - Automatic control device : en fr
  • US2421082A - Lubricant : en
  • ES14981U - Own bottle for the conditioning of liquids that are applied to a brush. (Machine-translation by Google Translate, not legally binding) : en es
  • ES163351A1 - ANTI-SCRAY BRAKE EQUIPMENT FOR VEHICLES, PARTICULARLY FOR FAST TRAIN CARS : en es
  • ES177624A1 - A SECURITY LATCH OR OTHER SIMILAR LOCKSMITH MECHANISM : en es
  • GB588619A - Direction indicator for use on road vehicles : en
  • CH249032A - Process for the preparation of an ester type azo dye derivative. : de en
  • ES14271Y - Metallic seam protector of the edges and floor or sole of the espadrille and similar footwear. : en es
  • US2421075A - Friction shock absorbing mechanism : en
  • US2421340A - Detection of obstacles by means of electromagnetic impulses : en
  • CA441654A - Wheel structure : en fr
  • FR922116A - Improvements to electromagnetic couplings or clutches : en fr
  • GB588574A - Improvements in rubber and synthetic rubber compositions : en
  • ES177696A1 - IMPROVEMENTS IN OR RELATED TO TELECOMMUNICATION SYSTEMS OF SEVERAL SUBSCRIBERS BY LINE : en es
  • ES177743A3 - AN APPARATUS FOR THE PREPARATION AND CONSERVATION OF PRODUCTS AND BEVERAGES REFRESHING OR NOT : en es
  • GB588646A - Improvements in or relating to sights for rifles or like small arms : en
  • US2421119A - Margin calculator for typewriters : en
  • ES12611U - Fuse device for electric lines. (Machine-translation by Google Translate, not legally binding) : en es
  • ES177616A1 - A NEW BURNER BURNER FOR SPRAYED CARBON WITH COMBUSTION ANTECHNAM : en es
  • FR922056A - Manufacture of aromatic amines : en fr
  • GB588573A - Improved means for the automatic regulation of the action of machines for the continuous processing of materials : en
  • FR922130A - Improvements to modulating transformers : en fr
  • GB588659A - Vibratory electromagnetic tool : en
  • CH248827A - Ski binding with heel pull organ. : de en
  • FR54094E - Improvements to the manual control of fire extinguishers : en fr
  • FR922004A - Manufacture of acrylic acid or an ester of this acid : en fr
  • US2421357A - Strip lace and method of making same : en
  • GB588635A - Improvements relating to the manufacture of moulded articles from moulding powders : en
  • GB588695A - Chest expander exerciser arranged to administer electricity to user : en
  • ES177524A1 - A PROCEDURE FOR THE OBTAINING OF FEEDS FOR LIVESTOCK, TAKING, AS A FIRST MATERIAL, WASTE FROM THE WINE INDUSTRY (ORUJOS) : en es
  • ES177073A1 - A WATER ELEVATOR : en es
  • FR922021A - Device for checking the electrical pipes of automobiles to detect the location of their defects : en fr
  • ES14989U - Prefabricated panels of tongue and groove brick (Machine-translation by Google Translate, not legally binding) : en es
  • GB588692A - Electrical release bomb unit for toy captive aeroplanes : en
  • CH248745A - Process for using the heat contained in the fumes as they exit from at least one furnace. : en fr
  • CH249056A - Circuit with increased freedom from noise for the transmission of electrical high-frequency oscillations. : de en
  • CH248819A - Photo-taking device with built-in light meter. : de en
  • CH248878A - Resistance welding machine with capacitor. : de en
  • CH248947A - Electrical contact device. : de en
  • CH248977A - Circuit arrangement to avoid the destruction of transmitter tubes in the event of flashovers from the anode to another electrode. : de en
  • ES175615A3 - A NEW FLEXIBLE TAPE SYSTEM FOR MECHANICAL APPLICATIONS : en es
  • FR922026A - Extruded tubular object : en fr
  • AU1176847A - Double hinged door or window : en
  • CA441696A - Electric blanket : en fr
  • GB588604A - Improvements in and relating to electric time delay relays : en
  • ES163242A1 - SELF-REGULATING VALVE FOR LOAD-ADJUSTED BRAKING OF RAILWAYS FITTED WITH COMPRESSED AIR BRAKES OR VACUUM BRAKING : en es
  • ES177777A1 - SOME IMPROVEMENTS IN THE SYSTEM OF SUSTAINABILITY AND PROPULSION OF HELICOPTERS : en es
  • ES14928U - Stop device applied to the regulation pujas in the fight of the bulls (Machine-translation by Google Translate, not legally binding) : en es
  • ES14321Y - Toy, consisting of a flying element, with its trigger. : en es
  • CH248975A - Process and device for disguising the individual calls in a multi-channel system. : de en
  • GB588614A - Swash plate reciprocating pumps : en
  • CA441713A - Chimney hood : en fr
  • US2421161A - Grid structure for electron discharge tubes : en
  • FR922143A - Closure device for handbags : en fr
  • GB588694A - Improvements in and relating to the treatment of water : en
  • CH248801A - Process for the preparation of a condensation product. : de en
  • CH248814A - Card index box with pivoting support plates. : de en
  • US2421120A - Apparatus for effecting chemical reactions : en
  • CH248928A - Machine with at least one free piston. : en fr
  • US2421106A - Airway traffic control system : en
  • US2421318A - Fluid pressure motor of the expansible chamber type with piston operated snap action valve : en
  • GB588564A - Improvements in or relating to telephone systems : en
  • GB588658A - Improvements in or relating to the production of polymeric resin sheets : en
  • ES177453A3 - IMPROVEMENTS IN AND RELATED TO ELECTRICAL RESISTANCES : en es
  • ES177760A1 - KEYLESS MECHANICAL LOCK : en es
  • FR54056E - Multiple tool holders for machining machines : en fr
  • ES173789A1 - PERFECT PROCEDURE FOR THE CLOSURE AND STERILIZATION OF TOTAL OR PARTIALLY FULL CONTAINERS : en es
  • ES177809A3 - A NEW LUGGAGE RACK FOR AUTOMOBILE ROOFS : en es
  • FR922057A - Polymerization of hydrocarbons : en fr
  • US2421070A - Pressure welding apparatus : en
  • GB588594A - Improvements relating to foldable tables, stools or the like : en
  • GR11171B - PERMANENT SEATS FOR BUSES AND HOW TO MAKE THEM. : el en
  • ES177664A1 - A REGULATING DEVICE FOR INJECTION IN HEAVY OIL BURNERS : en es
  • ES177720A1 - IMPROVEMENTS IN PHOTOGRAPHIC EMULSIONS : en es
  • ES14979U - Indeslizable mooring for false jaws on parallel bank screws for adjusters. (Machine-translation by Google Translate, not legally binding) : en es
  • ES177273A1 - A NEW CLAMP SYSTEM FOR FIXING THE RUBBER FLOORS TO THE FOOTWEAR FOR THE VULCANIZED PROCEDURE : en es
  • CA441731A - Open-retaining ring : en fr
  • US2421160A - Slat clasp for venetian blinds : en
  • AU136126B2 - Improvements in and relating to conveyors for tableting or other automatic machines : en
  • AU137816B2 - Improvements in or relating to plasticized amino resinous compositions : en
  • CH248915A - Fluid slip clutch. : de en
  • AU136530B2 - Improved manufacture of steel bythe basic open hearth process : en
  • ES14348Y - Articulated, folding saddle, to transform normal chairs into child seats. : en es
  • GB588620A - Improvements relating to electric time base circuits : en
  • FR922055A - Composition releasing chlorine dioxide : en fr
  • US2421208A - Method of applying phosphor material to a support member : en
  • US2421326A - Refortification of aluminum halidehydrocarbon complex catalysts : en
  • GB588655A - Improvements in or relating to exhaust-cooling devices for internal combustion engines : en
  • GB588607A - Improvements in or relating to vibratory mechanism : en
  • GR11166B - STRENGTHENED FRAMEWORKS. : el en
  • GB588556A - Improvements in or relating to the manufacture of condensers having plastic film dielectrics : en
  • GB588644A - Improvements in variable inductors : en
  • AU129288B2 - Improvements in or relating to apparatus for washing drinking glasses andthe like : en
  • GB588565A - Improvements in anti-corrosion mineral oil compositions : en
  • GB588567A - Improvements in or relating to the method of making cellulose film bags : en
  • GB588663A - Flow measuring device : en
  • GB588520A - Improvements in tubular gas heaters : en
  • CA441768A - Accumulator : en fr
  • US2421164A - Sleeve balancing arrangement for radial engines : en
  • BE472926A - : en fr
  • CA441715A - Electrical system : en fr
  • US2421232A - Display support or fixture : en
  • ES177666A1 - A PROCEDURE FOR THE MANUFACTURE OF FLUORESCENT AND FOSFORESCENT SUBSTANCES : en es
  • FR922119A - Piston segment and its manufacturing process : en fr
  • US2421068A - Fishing line float : en
  • USD146833S - Design fob a cork puller : en
  • FR922085A - Method of building houses from prefabricated elements : en fr
  • ES177563A1 - A COOLING DEVICE FOR SKATE PIVOTS : en es
  • ES177699A1 - IMPROVEMENTS IN ELECTRONIC DISCHARGE DEVICES : en es
  • ES14974U - Paint board or colorful drawing by incision and scraping, for recreation or instructional purposes. (Machine-translation by Google Translate, not legally binding) : en es
  • GB588580A - Improvements in or relating to walls, floors or the like building structures : en
  • US2421359A - Atomiser : en
  • US2421017A - Communication and guiding system : en
  • US2421032A - Unidirectional antenna : en
  • US2421049A - Wire insulation cutting tool : en
  • US2421165A - Process for preparing nitro amines : en
  • CA441686A - Aircraft engine direct air-cooling means : en fr
  • AU1177847A - Improvements in fastenings for attache and suitcases andthe like : en
  • CH248802A - Process for the production of ribose. : de en
  • CH248979A - Transmit-receive circuit. : de en
  • CH248996A - Storage of pantographs for electrically powered vehicles, in particular trolleybuses. : de en
  • CA441743A - Method of coating articles : en fr
  • CH248738A - Process for preventing damage to objects containing water when the water is frozen and apparatus for carrying out the process. : de en
  • CH248744A - Process for the melting of vitrifiable materials and their refining, during the manufacture of glass, and furnace for the implementation of this process. : en fr
  • ES14931U - Electrode for electric welding by electric arc and joule effect produced by a metal spiral conductor circuit closure. (Machine-translation by Google Translate, not legally binding) : en es
  • US2421054A - Carrier-shift signal control circuits : en
  • US2421069A - Punch : en
  • US2421005A - Circuit for counting electrical impulses : en
  • US2421204A - Eastener for adjoining sheets or plates : en
  • ES14960U - Metal check valve for air and gases in general (Machine-translation by Google Translate, not legally binding) : en es
  • CH248767A - Vessel. : de en
  • CH249017A - Process for the preparation of an ester type azo dye derivative. : de en
  • GB588584A - Improvements in or relating to revolving cylinder reciprocating pumps : en
  • ES14961U - Improved container for toilet powder. (Machine-translation by Google Translate, not legally binding) : en es
  • PL33285B1 - Method of producing metals and metal alloys in induction furnaces : en pl
  • ES177679A1 - A PROCEDURE FOR THE OBTAINING OF A LACQUER COATING MATERIAL : en es
  • AU129481B2 - Improved arithmetical calculator : en
  • ES171015A1 - IMPROVEMENTS IN THE CONSTRUCTION OF CLOSURES FOR DRUMS AND SIMILAR CONTAINERS : en es
  • ES177752A2 - SOME IMPROVEMENTS IN THE SANDING MACHINES, TUBER CLEANERS : en es
  • GB588597A - Improvements relating to pyrophoric lighters : en
  • AU1436744A - Means for uniting a screw witha driver : en
  • AU137817B2 - A method for packing butter and similar products and device for carrying out the method : en
  • PL33281B1 - A set of cant cards for accounting purposes and a box for this team : en pl
  • AU1182347A - Improvements relating to apparatus for operating devices having negative resistance characteristic froman alternating electric current supply circuit : en
  • CH248969A - Cash desk. : en fr
  • CH249000A - Device for brushing moving sieve screens. : de en
  • FR922048A - Brakes for vehicles : en fr
  • AU1093247A - Improvements relating to the mounting of gas or electric fires or other heating apparatus : en
  • BE472585A - : en fr
  • ES14983U - Domestic scale. (Machine-translation by Google Translate, not legally binding) : en es
  • FR54073E - Framing system for residential and other constructions : en fr
  • ES177637A1 - A PROCEDURE FOR THE DECORATION OF CERAMICS, GLASS AND SIMILAR, BASED ON DECALS : en es
  • FR922017A - Catalytic transformation of hydrocarbons : en fr
  • US2421060A - Tabulator : en
  • AU124248B2 - Improved process for manufacture of fuel gas : en
  • AU139808B2 - Improvements in or relating to control circuits for gaseous discharge tubes : en
  • FR922007A - Process for treating rocks containing refractory magnesia : en fr
  • CA441708A - Electric contact : en fr
  • CH248821A - Directory device. : en fr
  • AU421046A - Interconnected gas and water valve combination for water heaters : en
  • CA441761A - Annular floating toothed gearing : en fr
  • US2421135A - Method and apparatus for conditioning warp, threads, yarns, and the like : en
  • GB588535A - Improvements in or relating to hot air heating systems : en
  • CH248719A - Automatic feed ration dispenser for horses and other animals. : en fr
  • FR54088E - Pocket box : en fr
  • USD146825S - Design fob a scarf : en
  • CH248893A - Emery tape and process for its manufacture. : de en
  • FR54087E - New catering table : en fr
  • CH248958A - Device for converting direct current into alternating current according to the chopper principle. : de en
  • US2421258A - Control arrangement for refrigeration apparatus : en
  • GB588544A - Improvements in or relating to fine measuring devices or gauges : en
  • FR922077A - Improvements to hydraulic brake control devices on vehicles with four-wheel braking : en fr
  • ES176890A1 - A METHOD OF DRYING ARTICLES, ESPECIALLY RUBBER ARTICLES : en es
  • ES14963U - Switch for radio receivers. (Machine-translation by Google Translate, not legally binding) : en es
  • ES177526A1 - IMPROVEMENTS IN THE FINS HEATING APPLIANCES : en es
  • ES177615A1 - A PURIFICATION PROCEDURE OF THE ILMENITE, RUTILE OR OTHER IRON AND TITANIUM COMPOUNDS, BY SEPARATION OF THE FERROUS OR FERROUS OXIDE : en es
  • ES177779A1 - IMPROVEMENTS IN LATHE OR TOOL TOOL TOOLS : en es
  • ES14918U - Container with obturable outlet on its lid. (Machine-translation by Google Translate, not legally binding) : en es
  • ES15006U - Mortise lock or lock. (Machine-translation by Google Translate, not legally binding) : en es
  • CA441701A - Magnetically loaded cable : en fr
  • CH248774A - Spooling machine with a device for the automatic feeding of empty take-up tubes. : de en
  • AU1179047A - Improvements in or relating to apparatus for measuring temperatures in steam generator gas passages : en
  • CH248746A - Process for dyeing glass fibers and glass fiber dyed according to the same. : de en
  • ES177106A3 - A FILE CLASSIFIER-ARCHIVER APPARATUS : en es
  • FR922088A - Improvements made to internal combustion and internal combustion engines : en fr
  • US2421314A - Open top refrigerated display case : en
  • ES14925U - Patches for stockings (Machine-translation by Google Translate, not legally binding) : en es
  • FR54089E - New cabinetry panel and its manufacturing process : en fr
  • FR922127A - Method and device for regulating the driving speed of endless belts, and in particular of driving belts with control rolls : en fr
  • FR922106A - Protective cap for the head of a rotating machine element, in particular for a bicycle crank : en fr
  • FR54065E - Spinning reel : en fr
  • GR11169B - AUTOMATIC CONTROL OR TELEPHONE TRANSMITTER. : el en
  • FR54077E - Extendable prop that can also be used as a jack, cylinder, tensioner, press screw, etc. : en fr
  • FR922012A - Device for fixing the needle hole plate of a sewing machine : en fr
  • FR922149A - Method and devices for the rapid construction of buildings in reinforced concrete or not, for residential or other use : en fr
  • ES177694A1 - IMPROVEMENTS IN OR RELATING TO LUMINOUS FLOATING BUOYS : en es
  • FR922028A - Improvements to bread dough dividing machines : en fr
  • FR922081A - Automatic seed drill : en fr
  • FR922096A - Feeder for fishing : en fr
  • ES177178A1 - IMPROVEMENTS IN THE VALVE OPERATING MECHANISMS OF INTERNAL COMBUSTION ENGINES : en es
  • ES176188A1 - A TURBO-PROPULSOR DEVICE FOR AIR EMULSION PUMPS OR OTHER PRESSURE FLUID, FOR THE ELEVATION OF LIQUIDS OR VERY POLLUTED WATERS CONTAINING UP TO 50 PERCENT OF WEIGHT OF FINE SUBSTANCES : en es
  • ES14872U - Lock nut (Machine-translation by Google Translate, not legally binding) : en es
  • ES177763A1 - A PROCEDURE FOR A SOLUTION OF EXACLOROBENCEN : en es
  • FR922009A - Improvements to self-contained breathing apparatus : en fr
  • FR54079E - Reduction of ferruginous impurities : en fr
  • FR922118A - Short-circuit armature improvements : en fr
  • FR922092A - Heating filaments for indirectly heated cathodes : en fr
  • GB588506A - Improvements in or relating to rollers for consolidating and/or levelling earth or ballast : en
  • FR54084E - Multiple suction nozzle for vacuum cleaning devices : en fr
  • ES177756A1 - IMPROVEMENTS IN FORCE TRANSMISSION MECHANISMS : en es
  • AU135511B2 - Improvements in or relating to vapour generators : en
  • CH248949A - Closed vessel in which at least two vessel parts are attached to one another in an airtight manner by means of enamel. : de en
  • ES177726A1 - A NEW HYDRAULIC ELEVATOR APPLIANCE : en es
  • US2421364A - Sustaining-rotor-equipped aircraft, including autorotatable rotor construction and the regulation of rotor blade pitch : en
  • US2421322A - Shopping cart : en
  • ES177597A1 - A WAVE SWITCH APPARATUS, UNIVERSAL APPLICATION : en es
  • GB588552A - Improvements in or relating to the casting of bearing metals : en
  • ES14354Y - Envelope letter. : en es
  • US2421282A - Rapid traverse pressure unit : en
  • US2421182A - Stroboscope : en
  • GB588512A - Improvements in and relating to pedals for cycles and like machines : en
  • US2421328A - Industrial truck : en
  • ES14326Y - Espadrille : en es
  • FR922064A - Progressive hydraulic gear change : en fr
  • ES177703A1 - IMPROVEMENTS IN OR RELATING TO MULTI-CHANNEL CARRIER-WAVE COMMUNICATION SYSTEMS : en es
  • FR922003A - Manufacture of new pyrimidine compounds : en fr
  • ES14929U - Metal cap. : en es
  • ES176107A1 - IMPROVEMENTS IN THE CONSTRUCTION OF CAPOTS FOR VEHICLE BODYWORKS : en es
  • GB588662A - Improvements in potato planters : en
  • GB588575A - Improvements relating to roller heads for spinning and like frames : en
  • IE17680L - Electric furnace electrodes : en
  • GB588555A - Manufacture of diacylated aliphatic dihydroxy-sulphonic acids : en
  • CA441642A - Imitation leather cloth or skin : en fr
  • US2421151A - Rat guard for ships' cables and lines : en
  • US2421048A - Berry box carrier : en
  • US2421091A - Mechanical horse : en
  • USD146827S - Ash tray holder or similar article : en
  • ES15010U - Seal (Machine-translation by Google Translate, not legally binding) : en es
  • ES14986U - Improved cannula for pear syringes (Machine-translation by Google Translate, not legally binding) : en es
  • ES177728A1 - A PERFECTED HYDRAULIC ELEVATOR APPARATUS : en es
  • GR11170B - TREATMENT OF STEEL REINFORCEMENTS FOR CONCRETE ARME TO INCREASE THEIR STRENGTH AND CONFORMITY. : el en
  • US2421269A - Strand winding apparatus : en
  • ES14874U - Meridiana. (Machine-translation by Google Translate, not legally binding) : en es
  • ES177105A1 - AN AIRCRAFT DEVICE : en es
  • GB588538A - A new or improved swivelling mounting for mirrors and other fittings : en
  • GB588554A - Improvements in or relating to pre-gummed papers, fabrics and like sheet materials : en
  • CH248727A - Mosaic parquet. : en fr
  • FR922066A - Method and device for suppressing parasitic modulation due to the supply of the lamps of sound readers in alternating current : en fr
  • US2421230A - Electrohydraulic position control system : en
  • CH248823A - Device that enables the use of the drawing ruler on drawing machines to draw ink lines with the help of a drawing pen. : de en
  • CH248730A - Compaction apparatus. : de en
  • CH248847A - Inclinometer. : de en
  • ES14320Y - Razor. : en es
  • AU124290B2 - Improvements in centrifugal pumps : en
  • AU136788B2 - Process of Making Milkfat from Cream : en
  • CH249028A - Process for the preparation of an ester type azo dye derivative. : de en
  • AU137826B2 - Improvements in or relating to force feed lubricating systems : en
  • CA441663A - Counter-balance for instruments : en fr
  • CH248804A - Process for the preparation of secondary amines. : de en
  • ES177538A1 - A PROCEDURE TO CRYSTALLIZE THE POINT GENRES, ESPECIALLY STOCKINGS : en es
  • CA441714A - Joint for electric power cables : en fr
  • CA441760A - Annular floating toothed gearing : en fr
  • FR922016A - Process for obtaining or repairing bituminous road surfaces : en fr
  • AU2041745A - Recovery of material from roaster gases : en
  • CH248838A - Projector for testing and measuring workpiece profiles. : de en
  • AU1183147A - Pickup tube for color television : en
  • ES14924U - Hermetic dividing device, applicable to bathtubs. : en es
  • ES14927U - Trim ring for automobile wheels. (Machine-translation by Google Translate, not legally binding) : en es
  • FR922114A - Reinforced wood : en fr
  • ES14241Y - Device for double ignition of internal combustion engines. : en es
  • ES174277A1 - IMPROVEMENTS INTRODUCED IN THE DUMP BREATHING FACILITIES : en es
  • US2421244A - Packboard : en
  • ES14999U - Articulated or crawled leather strap. (Machine-translation by Google Translate, not legally binding) : en es
  • ES176584A1 - PROCEDURE FOR THE PREPARATION OF A SPECIAL PHOTOGRAPHIC PAPER : en es
  • GB588516A - Improvements in electric immersion heaters : en
  • US2421308A - Venetian blind : en
  • CH248766A - Toothbrush. : de en
  • GB588551A - Processes for the improvement of rubber : en
  • FR922046A - Machine for trimming hedges and shrub curtains : en fr
  • FR922076A - Vacuum-tight seals for parts of metal and glass or the like : en fr
  • GB588527A - Flashing sign : en
  • ES14923U - Reinforcing concrete pieces for the formation of floors and roofs (Machine-translation by Google Translate, not legally binding) : en es
  • FR922079A - Improvements to superheaters : en fr
  • ES177140A1 - IMPROVEMENTS INTRODUCED IN THE CONSTRUCTION OF LANTERN : en es
  • FR922082A - Improvement in the treatment of textile materials in sparkling baths, and method resulting therefrom, of treatment of dyed or printed textiles with tank dyes : en fr
  • AU124288B2 - Built-up cranksbaf ts : en
  • US2421290A - Electromagnetic switch : en
  • FR922136A - Automatic shuttle change mode for looms : en fr
  • GB588525A - Improvements in or relating to clutches : en
  • FR54064E - Process and machine for the manufacture, by welding, of carpet and pile rugs and products obtained by this manufacture : en fr
  • FR922103A - Hair-dryer : en fr
  • ES14964U - Curved needle for footwear sewing, system escarpºn. (Machine-translation by Google Translate, not legally binding) : en es
  • GB588630A - Improvements in and relating to apparatus for the dispensing of beer and like liquids from bulk storage : en
  • US2421178A - Clamp : en
  • ES14953U - A set of beds with two bunk beds that can be converted into individual beds that can be peeled (Machine-translation by Google Translate, not legally binding) : en es
  • ES14243Y - Curved fruit juice extractor. : en es
  • ES177635A1 - A PROCEDURE FOR MANUFACTURING TOY DETONATOR GUNS : en es
  • ES177707A1 - PERFECTED MANUFACTURING PROCEDURE FOR A COFFEE SUBSTITUTE : en es
  • ES14340Y - Soft pencil, perfected, for drawing or dressing uses. : en es
  • ES177630A1 - IMPROVEMENTS INTRODUCED IN THE ELECTRIC WIND GENERATOR GROUPS : en es
  • FR922041A - Cistern for w. vs. or any other device : en fr
  • ES177567A1 - A CLOSURE SYSTEM BASED ON ECLIPSABLE HINGE : en es
  • ES176375A1 - COMBUSTION REGULATOR FOR KITCHENS, GRILLS AND ANALOGS : en es
  • FR54085E - Suspension system for indirect lighting fixtures in staff or similar : en fr
  • US2421239A - Piano action : en
  • ES15023U - Improved support for sofas-swings. (Machine-translation by Google Translate, not legally binding) : en es
  • ES177548A3 - A FILM SPREADER SYSTEM FOR FLUID TENUES, APPLICABLE TO PERFUMERY OR THERAPEUTICS : en es
  • ES177605A1 - A ELECTRIC, SIMPLIFIED SINK, SPECIAL APPLICATION IN REDUCED SPACE KITCHENS, AND WITHOUT ANY SERVING : en es
  • ES14995U - Petaca perfected. (Machine-translation by Google Translate, not legally binding) : en es
  • FR54074E - Reinforced concrete poles and pylons and their components for overhead conductors : en fr
  • ES14973U - Apparatus for obtaining gases. (Machine-translation by Google Translate, not legally binding) : en es
  • US2421207A - Method of manufacturing luminescent sulfides and selenides : en
  • AU1097047A - Improvements in containers : en
  • CH248945A - Electrical resistance in which a resistive layer is applied to a metal substrate. : de en
  • ES177788A1 - A PROCEDURE FOR BLEACHING CELLULOSE FIBERS : en es
  • AU139916B2 - Improvements in or relating to electric transformers and reactors : en
  • ES177701A1 - IMPROVEMENTS RELATED TO MULTI-CHANNEL COMMUNICATION SYSTEMS FOR ELECTRIC IMPULSES : en es
  • FR54069E - Jointing device for oscillating lanes : en fr
  • GB588636A - Improvements in change speed gearing applicable to electricity meters : en
  • CH249010A - Process for the preparation of a metallizable trisazo dye. : de en
  • AU126366B2 - Improvements in or relating to parachute packs : en
  • CH248858A - Calculation device. : en fr
  • ES177665A1 - AN EXPLOSION ENGINE : en es
  • ES177758A3 - IMPROVEMENTS IN THE CONSTRUCTION OF ELECTRICAL PLUGS : en es
  • AU1545344A - Improvements in and relating to mixed fertilizers : en
  • ES14904U - Combined background for shaver cases (Machine-translation by Google Translate, not legally binding) : en es
  • US2421366A - Textile marking apparatus : en
  • CH248808A - Sludge scraping device for flat-bottom settling tanks. : en fr
  • US2421184A - Apparatus for electric welding of studs : en
  • AU1182447A - Improvements relating to apparatus for operating devices having a negative resistance characteristic froman alternating electric current supply circuit : en
  • CA441644A - Gauging apparatus for frusto-conical articles : en fr
  • US2421336A - Method of treating twisted filamentary materials : en
  • CH249021A - Process for the preparation of an ester type azo dye derivative. : de en
  • USD146821S - Design fob a scarf : en
  • CA441659A - Steam generator : en fr
  • US2421311A - Steam generator : en
  • US2421034A - Telephone system : en
  • US2421107A - Process for thickening latex : en
  • CA441739A - Electrical conductor : en fr
  • FR922008A - Electric lamp : en fr
  • FR922010A - Improvements to plywood skis and their manufacturing process : en fr
  • CA441728A - Connector for electrical conductors : en fr
  • ES177765A1 - PROCEDURE FOR THE MANUFACTURE OF ACID CHLORIDE AND FURTHER TRANSFORMATION THEREOF : en es
  • FR922110A - Take-up roller for knitting machines : en fr
  • FR922122A - Process and installation for the manufacture of hollow concrete objects and resulting products : en fr
  • AU380846A - Improved means for burning firebreaks : en
  • CH248866A - Glasses with dimming device. : de en
  • US2421168A - Positioning mechanism : en
  • ES177687A1 - IMPROVEMENTS IN OR RELATED TO MEDIATION DEVICES : en es
  • CA441669A - Container sealing method : en fr
  • CH249023A - Process for the preparation of an ester type azo dye derivative. : de en
  • FR922068A - Method for reducing background noise in amplifiers, in particular in television amplifiers : en fr
  • US2421189A - Supporting frame for fabricating material : en
  • AU135532B2 - Improvements in rotary cultivators : en
  • US2421029A - Starting mixture : en
  • ES14967U - Floor and rubber heel for shoes with flat, non-slip floor. (Machine-translation by Google Translate, not legally binding) : en es
  • US2421042A - Slave directional gyroscope : en
  • US2421057A - Adjustable reflector : en
  • USD146829S - Design fob a game board : en
  • ES176869A1 - A PROCEDURE FOR THE MANUFACTURE OF YEAST WITH AERATION AND ADDITION OF MOSTO DURING THE FERMENTATION : en es
  • ES14920U - Improved molds to make clarions or chalks to draw. (Machine-translation by Google Translate, not legally binding) : en es
  • FR54096E - advanced construction element : en fr
  • GB588654A - Manufacture of new benzene sulphonylguanidines : en
  • ES177554A1 - A PROCEDURE FOR THE SIMULTANEOUS PREPARATION OF SULFURIC ACID, HYDROCHLORIC ACID AND SODIUM CHLORIDE, STARTING FROM SODIUM SULPHATE OR SODIUM BISULPHATE : en es
  • CH248942A - Mercury contact tube. : de en
  • CA441716A - Keto-alcohol acetate manufacture : en fr
  • ES13369Y - Scissors with means to cut oneself the hair. : en es
  • ES176855A1 - AN ELECTROMECHANICAL DEVICE TO HEAT PINEAPPLE OR OTHER BEVERAGES IN THE CUP OR CONTAINER THAT CONTAINS : en es
  • GB588591A - Improvements in two-way loudspeaking telephone systems : en
  • CH248984A - Waterproof box and process for its manufacture. : en fr
  • CA441685A - Tuning device clutch : en fr
  • CA441747A - Strand handling apparatus : en fr
  • PL33290B1 - Method of processing calcium lactate obtained by fermentation : en pl
  • US2421080A - Motor control for hoists : en
  • CH249003A - Process for the preparation of a new amide derivative. : de en
  • CH249015A - Process for the preparation of an ester type azo dye derivative. : de en
  • CH248908A - Lighter wick. : en fr
  • CA441724A - Autographic register : en fr
  • AU1177247A - Improvements in or relating to pumps : en
  • US2421243A - Vulcanization accelerator : en
  • FR922047A - Threading device, with interchangeable threaded master sleeve, for machine tools and in particular for revolving lathes : en fr
  • US2421223A - Stabilized insecticide : en
  • ES177533A1 - IMPROVEMENTS IN THE CONSTRUCTION OF MANUAL APPARATUS FOR NAILING STAPLES, NAILS OR SIMILAR : en es
  • AU381646A - Improvements in or relating to apparatus for washing drinking glasses andthe like : en
  • CA441671A - Coupler : en fr
  • AU459046A - Improvements in or relating to parachute packs : en
  • CH249018A - Process for the preparation of an ester type azo dye derivative. : de en
  • ES177542A1 - IMPROVEMENTS IN BREADING MACHINES AND BREAD REFINING MACHINES : en es
  • US2421261A - Hardware and screen cloth machine : en
  • US2421248A - Method of and apparatus for determining absolute altitude : en
  • US2421210A - Screen stencil machine with traveling orbital inker : en
  • ES14935U - Nipple (Machine-translation by Google Translate, not legally binding) : en es
  • AU1703744A - Meter : en
  • US2421052A - Magazine : en
  • ES177551A1 - A PROCEDURE FOR MANUFACTURING A DRY COLA : en es
  • AU127082B2 - Improvements in or relating to electric heaters : en
  • AU135512B2 - Improvements in or relating to vapour generators : en
  • ES177557A1 - A PROCEDURE FOR PREPARING LEATHER : en es
  • ES177684A1 - A FREQUENCY DISCRIMINATING SYSTEM : en es
  • FR922006A - Trouser protector with elastic stiffener : en fr
  • AU1088747A - Process of Making Milkfat from Cream : en
  • AU1406444A - Method of knitting : en
  • AU1179847A - A method for packing butter and similar products and device for carrying out the method : en
  • CH248792A - Process for preserving meat and meat obtained by this process. : en fr
  • US2421142A - Process for obtaining crystalline riboflavin : en
  • CH248859A - Cross script playback pen for record pickups. : de en
  • GB588563A - Improvements in or relating to telephone systems : en
  • US2421071A - Garment hanger : en
  • CH248741A - Convertible furniture lock. : de en
  • CH248916A - Coupling device for work machines driven by V-belts. : de en
  • CA441726A - Variable leverage brake : en fr
  • CA441767A - Electron discharge device : en fr
  • CH248829A - Rocking toys. : de en
  • CA441681A - Transformer power output controlling means : en fr
  • CH248872A - Machine tool. : en fr
  • CH249045A - Process for the preparation of a basic ester of a 1-aryl-cycloalkyl-1-carboxylic acid. : de en
  • AU1425444A - Improvements in piezoelectric oscillators : en
  • SU69304A1 - Tung cleaning machine : en ru
  • US2421137A - Transmission line : en
  • CH248922A - Rotary piston machine. : de en
  • CH248834A - Device on military rifles for shooting with small caliber cartridges. : de en
  • AU137539B2 - Modified phenol formaldehyde resins : en
  • US2421351A - Vehicle chassis construction : en
  • CA441643A - Tractor digging attachment : en fr
  • FR922060A - New pulse filling mode for pens : en fr
  • US2421115A - Method of securing laminations on a rotor shaft : en
  • US2421163A - Purification of 1-1'-5'-1'-trianthrimide-2-2'-6'-2"-dicarbazole : en
  • AU136422B2 - Improvements relating to the mounting of gas or electric fires or other heating apparatus : en
  • CA441646A - Screening material : en fr
  • GB588623A - Improvements in building sections : en
  • FR922051A - Electric discharge lamps : en fr
  • FR922032A - Improvements to devices for obtaining stable combustion of fuel in high velocity gas streams : en fr
  • GB588587A - Improvements in or relating to hoses and tubing : en
  • AU124286B2 - Wavelength modulation : en
  • AU1618744A - An improved machine for making filter tip cigarettes : en
  • CH248891A - Device for traction of pipes and profiles in plastic material coming out of presses or extrusion dies. : en it
  • CH248747A - Device for applying a coating layer to an optically effective surface. : de en
  • GB588701A - Improvements in or relating to insulation of boilers, storage tanks and the like : en
  • US2421360A - Fluid coupling : en
  • AU1174947A - Improvements in or relating to plasticized amino resinous compositions : en
  • CA441744A - Armored conductor : en fr
  • CA441759A - Current amplifying apparatus : en fr
  • CH248713A - Planter, especially for potatoes. : de en
  • US2421214A - Rabbit feeder : en
  • CA441721A - Searchlight : en fr
  • CH248833A - Device for cleaning and greasing grooves in bayonets, soldiers' knives, etc. : de en
  • US2421171A - Antislip surface : en
  • AU139559B2 - Improvements in and relating to electric discharge devices : en
  • CH248743A - Process for the manufacture of glass and installation for carrying out the process. : en fr
  • CH249001A - Process for the preparation of a new amide derivative. : de en
  • CH249014A - Process for the preparation of an ester type azo dye derivative. : de en
  • BE472438A - Method for preparing photographic color images : en nl
  • US2421344A - Colorimeter : en
  • FR922013A - Improvements to devices for preparing hot drinks and particularly to those used for espresso : en fr
  • GB588612A - Improvements in or relating to reciprocating ram pumps : en
  • GB588664A - Improvements in or relating to knitting machines : en
  • ES174932A1 - A PROCEDURE FOR HARDENING UREA-FORMALDEHYDE-TYPE COMPENSATION PRODUCTS : en es
  • FR922023A - Apparatus for making cigarettes : en fr
  • BE472616A - : en
  • CA441684A - Continuous feeder for cardboard : en fr
  • CH248876A - Method for the series production of injection molded parts and device for carrying out the method. : de en
  • CH248907A - Lighter. : de en
  • CH248999A - Furniture with drawers. : de en
  • ES14938U - Strainer for various uses (Machine-translation by Google Translate, not legally binding) : en es
  • CH248803A - Process for the preparation of heterocyclic six-membered rings containing a nitrogen atom in the ring. : de en
  • AU124270B2 - Improvements in label gluing machines : en
  • CH248732A - Oven with air inlet. : de en
  • US2421064A - Garbage disposal device : en
  • CA441704A - Heat-transmitting light absorbing glass : en fr
  • US2421046A - Plasticized ethyl cellulose and methods of making the same : en
  • US2421353A - Tubular plastic shoe upper : en
  • US2421266A - Fuse for ordnance projectiles or bombs : en
  • CH248796A - Method for heating the autoclaves of an autoclave system and device for carrying out the method. : de en
  • US2421089A - Refrigerator shelf : en
  • ES177366A1 - A PROCEDURE, WITH ITS CORRESPONDING AVERAGE, TO MEASURE AREAS OF THE SURFACE OF OBJECTS OPAQUE, AND ESPECIALLY, BUT NOT EXCLUSIVELY, OF THE OBJECTS PLANE OR SUBSTANTIALLY PLANE : en es
  • US2421203A - Garment finishing apparatus : en
  • US2421361A - Process for making diolefins : en
  • AU135144B2 - Improvements in or relating to glass cutters : en
  • ES177613A1 - A PESTICIDE PURIFICATION PROCEDURE : en es
  • CA441690A - Door locking system : en fr
  • US2421332A - Quick disconnect coupling : en
  • US2421133A - Automatic pressure operated hydraulic piston type admission and exhaust valve : en
  • ES177589A1 - PROCEDURE FOR THE MANUFACTURE OF CLOTHES OF PERMANENTLY ATISEDED USE : en es
  • FR54051E - Process for the preparation of soluble salts of p-amino-benzenesulfonylthiourea : en fr
  • GB588671A - Improvements in or relating to pyrotechnic compositions : en
  • AU1877745A - Embedded element sole plate and method of making : en
  • GB588526A - Improvements in or relating to tunable wave-guide detectors : en
  • FR922098A - Auxiliary lighting device for telephone sets : en fr
  • US2421033A - Wave transmission network : en
  • ES177552A2 - PROCEDURE AND INSTALLATION FOR TEMPERING GLASS OBJECTS, AND ESPECIALLY OPTICAL LENSES : en es
  • FR54063E - Improvements to electrical equipment intended in particular for supplying discharge tubes : en fr
  • FR922062A - Improvements to the construction of double curvature sail-shaped covers : en fr
  • FR922141A - Priming device for AC discharge tube : en fr
  • FR922073A - Process for obtaining an agglomerated semi-coke and product obtained : en fr
  • GB588593A - Improvements in filing devices for record cards or the like : en
  • IE17466L - Wringers : en
  • ES14358Y - Lamp or lampshade with movable figures. : en es
  • ES14742U - Alarm device. (Machine-translation by Google Translate, not legally binding) : en es
  • US2421339A - Knife or dagger : en
  • ES177697A1 - TWO VOCAL FREQUENCY SIGNALING TEAM : en es
  • ES177767A1 - A PROCEDURE FOR THE MANUFACTURE OF MOLDED TISSUES : en es
  • ES177574A1 - IMPROVEMENTS IN FINISH ROCKETS : en es
  • FR922005A - Manufacture of pyrimidine compounds : en fr
  • FR922037A - Scenic device, with secret closure, for miraculous escape effect : en fr
  • GB588582A - Improvements in means for preventing the theft of cycles : en
  • ES177640A3 - A PROCEDURE FOR MAKING AN ARTICLE OF SMOOTH, ADHERENT, WATERPROOF, COATED AND HIGH CORROSION RESISTANCE : en es
  • ES14996U - Box and furniture for radio devices. (Machine-translation by Google Translate, not legally binding) : en es
  • ES177397A1 - IMPROVEMENTS IN THE APPARATUS FOR THE VOLTAGE REGULATION OF ALTERNATING CURRENT CIRCUITS : en es
  • USD146832S - Design for a buffet chafing dish : en
  • US2421263A - Magnetostrictive electroacoustic transducer : en
  • US2421275A - Metallic safety bar for doors : en
  • USD146837S - Design for a multitone whistle : en
  • GB588641A - Improvements in and relating to door frames : en
  • US2421007A - Vehicle steering spindle mounting : en
  • US2421199A - Process for preserving eggs : en
  • ES174605A1 - A PROCEDURE AND DEVICE FOR THE PACKAGING AND SPRAYING OF LIQUIDS AND DISINFECTING, DEODORIZING AND ANALOGUE DISSOLUTIONS : en es
  • ES14328Y - Self-closing funnel : en es
  • FR922145A - Device for the production of electrical energy by disintegration of matter : en fr
  • GB588572A - Improvements in combustion chambers for internal combustion turbines : en
  • CH248956A - Airtight vessel, through whose metal part at least one lead-through conductor is passed. : de en
  • ES177259A1 - IMPROVEMENTS IN THE ELECTRIC INDUCTION-REPULSION ENGINES : en es
  • US2421262A - Machine for cutting fish : en
  • US2421289A - Abrasive belt machine : en
  • US2421299A - Transformer connection : en
  • US2421153A - Coupler : en
  • FR54082E - Thermal power plant, air and steam : en fr
  • ES174555A1 - AN APPARATUS TO FORM A PILE OF CHAPAS : en es
  • GR11165B - ROTATING CONDUCTOR BY CONVERTING THE HEAT OF AN ELECTRIC LAMP TO KINETIC ENERGY. : el en
  • ES177681A1 - A MACHINE FOR THE TREATMENT, IN ALL ITS WIDTH, OF TISSUES WITHIN LIQUIDS : en es
  • GB588629A - Improvements in or relating to brushes for cleaning dentures : en
  • ES177341A1 - A PROCEDURE IN THE MECHANISM TO MOVE AXIALLY THE ROTAFROTOS CYLINDERS OF THE WOODS : en es
  • GB588546A - Improvements in or relating to method of lubricating bearing surfaces : en
  • FR54080E - Electro-tubular electric heater : en fr
  • US2421084A - Electric motor control system : en
  • ES14329Y - Apparatus for sharpening knives. : en es
  • GB588642A - Improvements in manufacture of chlorinated quinones : en
  • CA441666A - Oil film producing process : en fr
  • FR54078E - Spinning Drum Fishing Reel : en fr
  • ES176909A1 - IMPROVEMENTS IN GUIDE DEVICES FOR THREADS AND FILAMENTS : en es
  • US2421209A - Electrolytic refining of metals : en
  • US2421265A - Rapid zinc depositing bath : en
  • ES177795A1 - A PROCEDURE FOR THE PREPARATION OF OILS FROM THE RESIN OIL FOR EMPLOYMENT AS A VEHICLE OF COLORING MATERIALS : en es
  • US2421018A - Radio detection system : en
  • ES177629A1 - A MACHINE FOR POLISHING PLATES FOR THE MAKING OF MOSAICS : en es
  • AU2035145A - Improvements in centrifugal pumps : en
  • ES175786A1 - IMPROVEMENTS INTRODUCED IN COLORED PHOTOGRAPHS : en es
  • ES177791A1 - A FUSE SHORT CIRCUIT FOR GREAT POWERS : en es
  • US2421170A - Car rerailer : en
  • ES14343Y - Sofa-bed model. : en es
  • ES15020U - Rubber stamps. (Machine-translation by Google Translate, not legally binding) : en es
  • US2421309A - Window construction : en
  • CH248932A - Method for regulating gas turbine systems, in particular for vehicle propulsion. : de en
  • CH248993A - Method for mending balloon and giant pneumatic tires by vulcanizing an inner sleeve. : de en
  • US2421268A - Method and apparatus for making air insulated cable : en
  • US2421096A - Process and apparatus for repairing tires : en
  • CA441730A - Filter : en fr
  • US2421150A - Contact printer : en
  • GB588653A - Improvements in and relating to the production of coherent masses of non-saponaceouswetting or cleansing agents : en
  • CH248900A - Set of different coins and method of making them. : de en
  • US2421211A - Spreading attachment : en
  • US2421341A - Play crib : en
  • ES177595A3 - A PROCEDURE TO OBTAIN AN ENERGY SOURCE IN THE FORM OF ALTERNATIVE TILTING MOVEMENT, AUTOMATIC AND CONTINUOUSLY, WITH A SINGLE EXPENDITURE OF WATER NATURALLY EVAPORATED IN AN ORDINARY ENVIRONMENT : en es
  • GB588522A - Improvements in and relating to magnetic holding devices : en
  • ES15017U - Check valve for inflation pump fittings for bicycles, motorcycles and similar. (Machine-translation by Google Translate, not legally binding) : en es
  • CA441750A - Two-way carrier wave signalling system : en fr
  • CH248776A - Drive device on sewing machines. : de en
  • ES177523A1 - A PROCEDURE FOR OBTAINING POTASSIC BITARTRATE (CREMOR TARTARO), STARTING FROM ORUJOS AS FIRST MATTER : en es
  • FR922065A - Stylomine : en fr
  • US2421227A - Apparatus for testing electric coils : en
  • ES177647A1 - A PROCEDURE FOR THE MANUFACTURE OF A SOFT SOAP FOR INDUSTRIAL USE : en es
  • GB588637A - Improvements in valves for controlling the flow of molten metals : en
  • GB588532A - Improvements in and relating to firebars for electric fires : en
  • ES14978U - Obtaining ring for fountain pens and similar. (Machine-translation by Google Translate, not legally binding) : en es
  • ES177583A3 - A MACHINE TO APPLY MOBILE COATING FILMS : en es
  • ES177689A1 - IMPROVEMENTS IN OR RELATING TO POTENTIAL DIVIDERS OR POTENTIOMETERS OF ELECTRICAL RESISTANCE : en es
  • ES14955U - A sleeve or funnel for pastry decoration (Machine-translation by Google Translate, not legally binding) : en es
  • FR922144A - Device for the classification of rectangular files : en fr
  • GB588590A - The preparation of articles consisting essentially of a polymer of tetrafluoroethylene : en
  • ES177674A1 - A PROCEDURE FOR THE ELIMINATION, DURING THE OPERATION OF THE EXPLOSION ENGINE, OF THE CRACKS OR EROSURES OF THEIR CYLINDERS : en es
  • ES177736A1 - A SUPER-REGENERATIVE RECEIVER FOR FREQUENCY OR PHASE MODULATED WAVE SIGNALS : en es
  • US2421026A - Delay device : en
  • US2421128A - Means for handling loads in vehicles : en
  • US2421327A - Turret traversing and indexing device : en
  • ES14985U - Tube with fins. (Machine-translation by Google Translate, not legally binding) : en es
  • ES176767A1 - A PROCEDURE WITH THE CORRESPONDING DEVICE, FOR THE TWISTING OF THE WAGON : en es
  • US2421301A - Single-phase alternating current synchronous motor : en
  • ES14352Y - Support to hold sets of keys. : en es
  • US2421090A - Long chain aliphatic halides and method of preparing same : en
  • PL33288B1 - Internal self-centering handle : en pl
  • US2421123A - Hand truck : en
  • US2421296A - Can opener : en
  • ES14984U - Device to prevent wrinkles in men's shirt collars (Machine-translation by Google Translate, not legally binding) : en es
  • US2421053A - Sole treating apparatus : en
  • US2421037A - Crop conveyor mechanism : en
  • GB588665A - Improvements in or relating to vehicle braking systems to assist steering : en
  • CH248785A - Men's trousers. : de en
  • US2421058A - Apparatus for producing heat insulating handles : en
  • USRE22884E - Ramo transmission system : en
  • ES14341Y - Protected lipstick or lipstick. : en es
  • ES174659A1 - A PROCEDURE FOR THE MANUFACTURE OF HOLLOW BODIES : en es
  • CH249011A - Process for the preparation of an ester type azo dye derivative. : de en
  • GB588652A - Electrical contact materials and contacts and methods of making the same : en
  • US2421245A - Heat exchange element : en
  • GB588531A - Improvements in or relating to the manufacture of plastic films : en
  • ES174526A1 - A IMPROVEMENT OF MAKING A BOOK : en es
  • CH249029A - Process for the preparation of an ester type azo dye derivative. : de en
  • CA441717A - Diolefine production : en fr
  • US2421317A - Railway truck : en
  • CH248771A - Process for spinning very strong viscose threads. : de en
  • ES176992A1 - A DEVICE FOR THE FORMATION OF SENDOORILLAS IN THE WOVEN : en es
  • FR922131A - Manufacture of copper sulphate and sodium products by simultaneous electrolytic treatment of Algerian ores : en fr
  • ES177628A1 - A NEW MACHINE USED FOR DIFFERENT AGRICULTURAL PRODUCTS : en es
  • ES177426A1 - IMPROVEMENTS IN OR RELATED TO PROCEDURES FOR OBTAINING COMPOSITE MATERIALS : en es
  • US2421346A - Valve : en
  • ES14980U - Tile specially designed to prevent slippage. (Machine-translation by Google Translate, not legally binding) : en es
  • ES174660A1 - A METHOD OF MAKING STRUCTURAL UNITS FOR CONSTRUCTION OF BUILDINGS : en es
  • ES177672A1 - A PHYSICAL PROCEDURE FOR CONFERING GREAT SECATIVITY TO OILS IN GENERAL : en es
  • US2421104A - Swivel joint for sprinklers : en
  • US2421222A - Multirange load measuring apparatus : en
  • CA441766A - Electric discharge tube : en fr
  • CA441699A - Nut manufacture : en fr
  • CA441755A - Ceramic material : en fr
  • CH248933A - Safety device against lack of water in a steam boiler. : de en
  • CH248783A - Clothespin. : de en
  • ES176500A2 - IMPROVEMENTS MADE IN THE SCOPE OF MAIN PATENT NUMBER 176488 : en es
  • FR922027A - Dropping device, in particular for feeding the lines : en fr
  • AU136965B2 - Improvements connected with perambulators or like carriages : en
  • CH248892A - Single toggle jaw crusher. : de en
  • CH248731A - Open fire facility. : de en
  • FR922135A - Improvements to light generators for cycles and motorcycles : en fr
  • ES177451A1 - A NEW PROCEDURE FOR MANUFACTURING FOOTWEAR WITH VULCANIZED RUBBER SOLE : en es
  • BE472617A - : en
  • CH249006A - Process for the preparation of a new trimethyl quaternary ammonium compound. : de en
  • ES14871U - Book of loose sheets. (Machine-translation by Google Translate, not legally binding) : en es
  • US2421181A - Stud bolt : en
  • BE472833A - : en
  • ES177683A1 - IMPROVEMENTS IN THE METHODS AND MEANS OF MANUFACTURING DRY RECTIFIERS : en es
  • AU124279B2 - Improvements in or relating to welding apparatus : en
  • CH248728A - Window. : de en
  • FR54071E - self-locking acorn nut : en fr
  • AU1096047A - Locknut and method and apparatus for manufacturing thesame : en
  • AU474246A - An improved salt dispenser : en
  • CA441711A - Scraper : en fr
  • ES14319Y - Cooling block for the radiators of internal combustion and internal combustion engines. : en es
  • ES177757A1 - IMPROVEMENTS IN THE FLEXIBLE BEARINGS OR SUPPORTS : en es
  • GB588533A - Improvements in or relating to loose covers for chairs, settees and the like : en
  • GB588550A - Improvements in or relating to pruning or like tools : en
  • ES177698A1 - TWO VOCAL FREQUENCY SIGNALING TEAM : en es
  • AU124247B2 - Improvements in directional shortwave aerials : en
  • CH248780A - Process to make products made from animal, vegetable and synthetic fibers resistant to acids, bases and other solid, liquid or gaseous chemicals. : de en
  • ES14957U - Self-vulcanizable patch for the repair of pneumatic cameras for vehicle wheels. (Machine-translation by Google Translate, not legally binding) : en es
  • FR922126A - Route map and device for using this map : en fr
  • AU124282B2 - Meter : en
  • SU69305A1 - Klublorezitelny device to potato planter : en ru
  • GB588600A - Improvements in the construction of handles for furniture : en
  • US2421146A - Device to teach speech to deaf and hard of hearing students and others : en
  • ES14245Y - Flat fruit extractor. : en es
  • ES177807A1 - AN INDUSTRIAL PROCEDURE TO EXTRACT THE ALKALOIDS FROM THE VEGETABLES : en es
  • PL33282B1 - A device for determining the coordinate points in a mine with respect to the coordinate points on the surface : en pl
  • US2421352A - Substituted thiocarbamo sulfenamides : en
  • US2420998A - Process for fermenting carbohydrates to produce butanol and isopropanol : en
  • USD146838S - Design for a casing for hearing aid apparatus : en
  • US2421179A - Looper mechanism for sewing machines : en
  • ES176409A1 - IMPROVED IMPROVEMENTS IN THE PREPARATION OF FLAMMABLE COMPOSITIONS : en es
  • US2421113A - Vegetable protein hydrates : en
  • US2421125A - Low voltage hot knife : en
  • US2421272A - Papermaking apparatus : en
  • AU1175047A - An improved insulated electric conductor : en
  • AU136128B2 - Improvements to and relating to marine sextants andthe like : en
  • CH248739A - Hot water system with mixing valves. : de en
  • CA441674A - Photographic masking device : en fr
  • ES177771A1 - A SYSTEM OF TRANSMISSION OF ELECTRICAL SIGNALS, WITH CHARGED TRANSMISSION LINES : en es
  • US2421283A - Web dryer arrangement : en
  • CA441736A - Spark discharge system for the production of electromagnetic waves : en fr
  • AU135613B2 - Dyeing of highly polymeric linear esters : en
  • ES14959U - Support for the tie. (Machine-translation by Google Translate, not legally binding) : en es
  • US2421073A - Sheet making mechanism : en
  • CH249055A - Process for the preparation of a basic amide of a 1-aryl-cycloalkyl-1-carboxylic acid. : de en
  • US2421105A - Lock nut : en
  • US2421126A - Microscope : en
  • US2421159A - Cutting oil base : en
  • CH248751A - Equipment on cooking stoves for collecting spilled or boiling over food. : de en
  • CH248832A - Architectural building game. : en fr
  • US2421259A - Curling device : en
  • ES14240Y - Device for double ignition of internal combustion engines. : en es
  • ES14922U - Folding seat adapted to armed backpacks. (Machine-translation by Google Translate, not legally binding) : en es
  • AU1415944A - Improvements in or relating to dispensing apparatus for liquids : en
  • US2421338A - Smoker's pipe : en
  • CH248886A - Arrangement for driving machine tools. : de en
  • US2421077A - Projector apparatus : en
  • CH248899A - Paint spray gun. : de en
  • PL33286B1 - One-way clutch. : en pl
  • BE472319A - Process for obtaining sulfuric acid and sodium chloride : en fr
  • CH248778A - Portable sewing machine with a free sewing arm attached to a piece of furniture. : de en
  • CA441645A - Post : en fr
  • CH248912A - Machine with guard. : de en
  • CH248938A - Soldered cable connection. : de en
  • SU68533A1 - Catalyst for the oxidation of olefins to aldehydes and ketones : en ru
  • CH248965A - Process for the preparation of 5-sulfanilamido-3,4-dimethyl-isoxazole. : de en
  • CH249037A - Process for the preparation of a basic ester of a 1-aryl-cycloalkyl-1-carboxylic acid. : de en
  • FR922043A - Elastic shock absorber for gears : en fr
  • AU1433844A - Improvements in or relating to servo devices : en
  • CA441762A - Cooking device : en fr
  • CH248870A - Clock. : de en
  • CH248812A - Corner clip for permanent but detachable stapling of papers. : de en
  • CH248905A - Lighter. : de en
  • CH248850A - Torsion dynamometer. : en fr
  • US2421002A - Tensile strength testing apparatus : en
  • US2421154A - Aluminum powder and resin spot facing material : en
  • US2421186A - Chain link : en
  • CA441735A - Electron discharge apparatus : en fr
  • US2421206A - Hydraulic brake mechanism and control therefor : en
  • US2421349A - Pressure modulating device for stone saws : en
  • CA441655A - Fishing line attachment : en fr
  • CH248985A - Holder for tubes. : de en
  • AU135943B2 - An improved electrical insulating compound : en
  • CH249052A - Process for the preparation of a basic amide of a 1-aryl-cycloalkyl-1-carboxylic acid. : de en
  • CH248937A - Plug-in and plug-in device. : en fr
  • CH249039A - Process for the preparation of a basic ester of a 1-aryl-cycloalkyl-1-carboxylic acid. : de en
  • AU124269B2 - Improvements in or relating to means forand methods of securing together edge portions of angularly related parts such, for example as moccasin shoe upper parts : en
  • ES14315Y - Mechanism for loose leaf filing cabinets. : en es
  • ES177606A1 - A NEW KITCHEN SINK, FOR DOMESTIC USE : en es
  • FR922054A - Filaments, fibers, etc. made of highly polymerized materials : en fr
  • CH248828A - Apparatus for throwing a ball for indoor miniature golf. : en fr
  • CH248782A - Set for tensioning a washing rope. : de en
  • AU124262B2 - Embedded element sole plate and method of making : en
  • CH248906A - Lighter with a friction wheel attached to a shaft and interacting with the flint. : de en
  • ES177794A1 - A PASTAS CONFORMING MECHANISM : en es
  • GB588517A - Improvements relating to apparatus including thermionic valves : en
  • US2421111A - Harold t : en
  • AU1099243A - Improvements relating to mechanical rectifying systems for inter conversion of alternating and direct currents : en
  • AU124274B2 - Improvements relating to mechanical rectifying systems for inter conversion of alternating and direct currents : en
  • CH248724A - Process for manufacturing a panel and panel obtained by this process. : en fr
  • GB588621A - A new or improved device for producing a current of hot air : en
  • FR922139A - Development in sockets : en fr
  • SU68563A1 - Method of multiple transmission of instrument readings by radio : en ru
  • CA441678A - Capacitor fuel gauge : en fr
  • US2421152A - Load coupling device for parachutes : en
  • FR922040A - Grinding wheel device rotating in a tank to condition the foundry sand : en fr
  • GB588586A - Improvements in and relating to regulating devices for electric drives : en
  • GB588541A - Improvements in or relating to dolls : en
  • ES177645A1 - A FRICTION OR FRICTION DAMPERING MECHANISM : en es
  • FR54090E - Quick and simultaneous fixing of mobile elements or groups of feet and in variable positions combined or independent of the clamping mode at the periphery of the table top in various tripods or other applications : en fr
  • CH248754A - Holders for tea portion packs. : de en
  • CH248763A - Table with ironing board. : de en
  • CH248954A - Device for generating ultra high frequency oscillations by means of transit time modulation : de en
  • US2421028A - Wave reflection aircraft detector using rotating polarization : en
  • AU1176647A - Improvements in and relating to electric discharge devices : en
  • BE472730A - EXTENDABLE SEALING IMPROVEMENTS : en fr
  • AU139456B2 - Improvements in or relating toa car coupler supporting device : en
  • AU135944B2 - An improved insulated electric conductor : en
  • AU134249B2 - Preboarding machine : en
  • CH248815A - Device for printing purposes for setting, closing and checking sentence forms and for printing. : de en
  • CH248861A - Stereophonic player. : de en
  • ES177197A1 - A PROCEDURE, WITH CORRESPONDING DEVICE, FOR THE MAGNETIC INSCRIPTION OF IMPULSES AND, ESPECIALLY OF SOUNDS : en es
  • FR922100A - Brake for bicycles, motorcycles or other similar vehicles : en fr
  • ES174552A1 - A PROCEDURE FOR THE PRODUCTION OF COLORED IMAGES IN PHOTOGRAPHIC ELEMENTS THROUGH DEVELOPED COLOR FORMER : en es
  • AU1173847A - Improvements in or relating toa car coupler supporting device : en
  • CA441702A - Resilient mounting : en fr
  • CH248903A - Pyrophoric lighter. : en fr
  • AU1175447A - Improvements in or relating to method of manufacturing wound core structures : en
  • AU1632544A - Improvements in cylindrical thermionic valves : en
  • CA441665A - Motor conditioning apparatus : en fr
  • CH248779A - Device for tensioning a piece of fabric to be processed on a sewing machine. : de en
  • CH249016A - Process for the preparation of an ester type azo dye derivative. : de en
  • AU1793844A - Improvements in and relating to bricks and brickwork and flashing for use therewith : en
  • CA441641A - Weighing and filling machine : en fr
  • CH248898A - Process for the color decoration of synthetic resin objects. : en it
  • CH248921A - Compressor system with vertical compressor. : de en
  • AU1840145A - Automatic speed limiting device for hydraulic turbine rotors : en
  • CH248957A - Cathode ray tube with magnetic deflection system. : de en
  • AU1763844A - Concentrator and method of concentration : en
  • CA441649A - Snow and soil remover : en fr
  • AU124257B2 - Improvements in or relating to container closures : en
  • GB588545A - Improvements in or relating to the recovery of fumaric acid from aqueous fermentation products : en
  • BE472618A - : en
  • AU136967B2 - Improvements in or relating to pumps : en
  • CH248871A - Method and device for the automatic correction of the time indication of clocks connected to alternating current networks. : de en
  • CH248755A - Apparatus for diluting beverages. : de en
  • CA441691A - Aircraft power plant : en fr
  • CH248998A - Device for transmitting the command of the pitch variation to both propellers of a counter-rotating coaxial propeller system by means of a single command. : en it
  • ES176044A1 - A DEVICE FOR THE ANCHORING OF OSCILLATING DISHES : en es
  • FR54095E - Soft sole for shoe : en fr
  • GR11168B - SINGLE NUMBER PIECE FROM SOLID PLASTIC METAL SOURCE SOLUTIONS. : el en
  • CH248926A - Cooling air control device on internal combustion engines. : de en
  • US2421205A - Razor : en
  • US2421112A - Fruit cake method : en
  • US2421226A - Chuck : en
  • GB588657A - Improvements in or relating to the purification of substantially anhydrous liquid halides of metals of group four of the periodic table according to mendeleef : en
  • CH248983A - Stand for displaying wristwatches. : de en
  • ES177601A3 - A METHOD OF COATING PAPER : en es
  • CA441748A - Sound translating device : en fr
  • CH248756A - Foldable sun lounger, especially for bathing beaches, etc. : de en
  • AU136834B2 - Improvements relating to shock absorbers : en
  • USD146831S - Design for a combined tie, trouser : en
  • AU144063B2 - Improvements relating to apparatus for operating devices having negative resistance characteristic froman alternating electric current supply circuit : en
  • CH248862A - Binocular system, consisting of highly magnifying binoculars and a viewfinder. : de en
  • ES177667A1 - A PROCEDURE FOR THE PREPARATION OF THE SURFACE OF TUBES, BULBS OR OTHER GEOMETRIC FORMS INTENDED TO BE COVERED WITH FLUORESCENT OR FOSFORESCENT SUBSTANCES : en es
  • US2421216A - Process of making ready-to-eat food : en
  • CH248817A - Combined, springy suction and blowing nozzle on pneumatic sheet feeders. : de en
  • USD146834S - Design for a toy goose : en
  • SU68284A2 - Device for drilling holes in casing : en ru
  • US2421009A - Direction finding system : en
  • US2421362A - Heat exchanger : en
  • US2421162A - Snath for scythes : en
  • US2421251A - Supporting means for vertical axis washing machine spinner baskets : en
  • AU1170447A - Improvements in or relating toa method of magnetically recording fluctuating electrical energy andthe magnetic recorder for carrying out said method : en
  • US2421312A - Deflection signal generator for polar scanning of cathode-ray tubes : en
  • CA441676A - Ignition apparatus : en fr
  • CA441753A - Radio receiving system : en fr
  • US2421218A - Noninflammable waterproofed textiles and method of making same : en
  • AU395446A - Improvements relating tothe treatment of liquids : en
  • ES14993U - Monobloc clip for clothes. (Machine-translation by Google Translate, not legally binding) : en es
  • ES177311A1 - A MECHANISM APPLICABLE TO CIRCULAR MACHINES FOR THE OBTAINING OF DRAWINGS IN KNITTED GENDER MACHINES : en es
  • FR54070E - Unwinding of a flexible hose fitted with a drum buoy, by pressure inside this hose : en fr
  • FR922072A - Device for measuring frequencies or totaling frequency deviations : en fr
  • US2421183A - Apparatus for spraying powders, atomized liquids, and the like : en
  • CH248972A - Electrical signal transmission system with means for at least approximately eliminating echo signals. : de en
  • CH248843A - Measuring device with means for setting adjustable final dimensions. : de en
  • AU1088943A - Improvements in directional shortwave aerials : en
  • AU1171647A - ~Improved boost control mechanism for supercharged internal combustion engines : en
  • SU68559A1 - Method for measuring equivalent electrical parameters of quartz : en ru
  • US2421035A - Composition for and method of extinguishing fires : en
  • AU1545444A - Improvements in and relating to fertilizers : en
  • CH248980A - Overlay receiver with one-button voting. : de en
  • AU141208B2 - Method of producing permanently stiffened articles of wearing apparel : en
  • AU124243B2 - Improvements in or relating to servo devices : en
  • AU132814B2 - Improvements in or relating to surface-active compositions and method of producing same : en
  • CH248976A - Device for emitting current pulses for the automatic establishment of telephone connections. : de en
  • US2421011A - Metal-cutting system : en
  • CH249004A - Process for the preparation of a new amide derivative. : de en
  • FR922133A - Cable drive device for two carriages rolling in the same direction on parallel tracks and synchronizing this movement : en fr
  • US2421045A - Solderless connection : en
  • US2421213A - Centrifugal operated switch : en
  • US2421320A - Method of desulphurizing hydrocarbon oils : en
  • ES177711A1 - A UNILATERAL FEED MELTING FURNACE WITH METAL HEAT EXCHANGERS TO HEAT CONTINUOUS FLOW AIR AND GAS FOR A MARTIN PROCEDURE : en es
  • GB588639A - Improvements in or relating to rockets : en
  • CH248909A - Device for cleaning tobacco pipe heads. : de en
  • CH249050A - Process for the preparation of a basic ester of a 1-aryl-cycloalkyl-1-carboxylic acid. : de en
  • CA441705A - Hydraulic shock absorber : en fr
  • CH248712A - Tillage machine. : de en
  • US2421079A - Method for silvering nonconductive materials : en
  • CH248962A - Pin tooth. : de en
  • ES14355Y - Electric temperature indicator in a cooking container. : en es
  • AU135181B2 - Improvements indirect positive developing-out emulsions : en
  • AU1182747A - Drives for sheepshearing or like devices : en
  • CH248940A - Termination for high voltage cables with metal sheath. : de en
  • US2421092A - Stop motion for knitting machines and the like : en
  • US2421103A - Sprinkler unit : en
  • AU1182847A - Improvements in meat tenderizing machines : en
  • US2421061A - Methods for recovery of flavanone glycosides : en
  • US2421098A - Repair of tires : en
  • AU124292B2 - Improvements in transmission mechanism : en
  • BE472868A - : en fr
  • AU1100947A - Improvements in rotary drum drying machines : en
  • AU137135B2 - Improvements in or relating to tobacco cartridge : en
  • CA441746A - Alternating current rectifier : en fr
  • CH249054A - Process for the preparation of a basic amide of a 1-aryl-cycloalkyl-1-carboxylic acid. : de en
  • US2421350A - Tank cap : en
  • US2421138A - Wave signal translating arrangement : en
  • CA441698A - Electroplating process : en fr
  • AU124266B2 - Improvements in or relating to liquid dispensing apparatus : en
  • US2421334A - Method of treating twisted filamentary materials : en
  • CH248853A - Contact system controlled by an electrical measuring device. : de en
  • US2421012A - Homing system : en
  • AU1088447A - Improvements in or relating to glass cutters : en
  • AU1179347A - Improvements in or relating to force feed lubricating systems : en
  • AU137002B2 - Improvements in or relating to dishwashing machines : en
  • FR922042A - Apparatus and method for geophysical exploration : en fr
  • ES177659A1 - AN APPARATUS TO VARATE OR REMOVE TO THE BEACH BOATS OR OTHER VESSELS : en es
  • ES158110A1 - IMPROVEMENT TO PERFECT THE WATERPROOF EFFECT ON FABRICS : en es
  • ES14093Y - Automatic cigarette lighter, combined with display lighting for advertising purposes. : en es
  • ES14949U - Trivet or table protector, spring and washable. (Machine-translation by Google Translate, not legally binding) : en es
  • FR922063A - Advanced device for fabric coloring, glass engraving, etc. : en fr
  • GB588596A - Improvements relating to holders for welding electrodes : en
  • US2421298A - Transformer : en
  • ES176989A1 - A PROCEDURE FOR THE MANUFACTURE OF BRICKS BASED ON BLACK LANDS, STERILS OF FLOTATION AND ESCOMBRERAS OF CARBON LAUNDERS : en es
  • AU1092947A - Improvements in or relating to vapour generators : en
  • GB588688A - Improvements in and relating to electric accumulator cells : en
  • GB588698A - Improvements in or relating to destination indicators : en
  • ES177565A1 - NEW CONSTRUCTION OF PREFABRICATED, REMOVABLE AND EXTENDED BUILDINGS IN SURFACE AND HEIGHT : en es
  • ES14991U - Device for stabilized blood transfusions. (Machine-translation by Google Translate, not legally binding) : en es
  • CA15432S - Fruit pickling tray : en
  • CA441697A - Can body welding machine : en fr
  • GB588518A - Improvements in and relating to dolls' or like houses : en
  • ES14303Y - Tie pattern. : en es
  • ES14994U - Clothesline pocket. (Machine-translation by Google Translate, not legally binding) : en es
  • FR54055E - Improvements to current rectifiers and similar devices : en fr
  • ES174160A1 - PROCEDURE FOR THE ELABORATION OF FOOD PRODUCTS BASED ON LEGUMINOUS : en es
  • ES177662A1 - IMPROVEMENTS INTRODUCED IN THE WATERPROOFING OF CARTON CONTAINERS, IN ORDER TO INSULATE ITS CONTENT OF THE ENVIRONMENTAL INFLUENCE : en es
  • ES177644A1 - A HEATING RADIATOR FOR STEAM OR HOT WATER : en es
  • FR922031A - Improved machine for depositing chocolate or similar substances in the troughs of a conveyor : en fr
  • GB588513A - Improvements in weather shields for motor cycles : en
  • GB588691A - Improvements in or relating to vices : en
  • FR922111A - Improvements in the construction methods of high power electron tubes : en fr
  • GB588660A - Improvements in the production of polymeric materials : en
  • ES177693A1 - IMPROVEMENTS IN OR RELATED TO TELEVISION RECEIVERS : en es
  • ES177718A1 - IMPROVEMENTS IN PHOTOGRAPHIC EMULSIONS : en es
  • GB588514A - Improvements in machines for distributing manure and other material : en
  • ES177714A1 - AN EQUALIZING AND CALIBRATING DEVICE FOR SEAMLESS PIPES : en es
  • GB588548A - Manufacture of pile fabrics, in particular the manufacture of carpets, rugs, plushes and similar articles : en
  • GB588628A - Improvements relating to brake magnets for the rotors of electric meters : en
  • ES14941U - Wrench for nuts (Machine-translation by Google Translate, not legally binding) : en es
  • ES14947U - Switch switch. (Machine-translation by Google Translate, not legally binding) : en es
  • ES175071A1 - A PROCEDURE FOR MANUFACTURING TUBES WITH ONE PIECE FINS : en es
  • ES176623A1 - A PROCEDURE AND BRAKING DEVICE : en es
  • FR922050A - Combined mercury vapor lamp and switch : en fr
  • FR922108A - Twist drill sharpening improvements : en fr
  • ES177734A1 - A METHOD FOR FORMING AND DEBURING PARTS CAST BETWEEN DIES : en es
  • ES176410A1 - A PROCEDURE FOR CONTINUOUS COMPLEMENTARY TREATMENT TO THE COPIO TEXTILE AIR COAT : en es
  • ES177530A1 - IMPROVEMENTS IN THE MANUFACTURE OF ELECTRICAL FANS : en es
  • ES177452A3 - IMPROVEMENTS IN AND RELATED TO ELECTRICAL RESISTANCES : en es
  • ES176907A1 - IMPROVEMENTS IN GUIDING DEVICES FOR THREADS AND FILAMENTS : en es
  • FR54060E - lock nut : en fr
  • FR54081E - Control for diesel-electric vehicle : en fr
  • FR54058E - Improvements to gaskets for refrigeration compressors and others : en fr
  • CH248881A - Process for the production of bolts and rivets from non-ferrous metals. : de en
  • BE469499A - Slider closure : en fr
  • BE472716A - Process for extracting an acid from its solution : en fr
  • GB588700A - Improvements in the elimination of cellulose ester fibres from mixed textile materials containing wool : en
  • ES14987U - Pocket watch. (Machine-translation by Google Translate, not legally binding) : en es
  • ES177539A3 - AN ELECTRIC HEATING APPLIANCE : en es
  • BE472694A - Pocket inhaler : en fr
  • CH248768A - Automatic filling limiter device. : en fr
  • ES14868U - Device for fixing the body of the grips to the attached metal pins. (Machine-translation by Google Translate, not legally binding) : en es
  • ES177778A1 - A PROCEDURE TO ELIMINATE THE SUPERFLUOUS HAIR OF TOUCH AND WOOL LABELS : en es
  • GB588585A - Improvements in or relating to valves for the distribution of fluids : en
  • ES14954U - Improved baby bottle. (Machine-translation by Google Translate, not legally binding) : en es
  • ES14992U - Apparatus for the delimitation of land in rural properties. (Machine-translation by Google Translate, not legally binding) : en es
  • FR922034A - Friction transmission : en fr
  • US2421008A - Hair-waving rod : en
  • US2421347A - Material handling apparatus : en
  • AU1181247A - Rock drills : en
  • BE472707A - Improvements to metal props : en fr
  • US2421047A - Method of attaching wires to metal surfaces : en
  • US2421198A - Internal-combustion engine : en
  • US2421027A - Device for removing the tarnish from silver and the like : en
  • GB588501A - Improvements in or relating to jet nozzles for jet propulsion and gas-turbine systems : en
  • AU1175547A - Improvements in and relating to conveyors for tableting or other automatic machines : en
  • AU124254B2 - Improvements in and relating to fertilizers : en
  • AU137851B2 - Rock drills : en
  • CH248764A - Metal container intended to be heated. : en fr
  • ES177617A1 - IMPROVEMENTS IN THE STRETCHING MECHANISMS OF THE SPINNING AND PREPARING MACHINES : en es
  • ES177762A1 - IMPROVEMENTS IN THE CONSTRUCTION OF CLUTCH DISCS : en es
  • ES14975U - Coffee grinder and similar grains. (Machine-translation by Google Translate, not legally binding) : en es
  • ES177558A1 - A PROCEDURE FOR PREPARING LEATHER : en es
  • ES177632A1 - IMPROVEMENTS IN ELECTRIC KITCHENS : en es
  • FR54075E - Explosion engine : en fr
  • US2421056A - Conveyor control system : en
  • US2421036A - Method and apparatus for testing centrifugally actuated members : en
  • FR922030A - Improved leveling device for chocolate molds or buckets and similar products and conveyor fitted with such a device : en fr
  • FR922071A - Process for manufacturing internally hollowed out parts, its application to prefabricated construction elements and elements thus obtained : en fr
  • ES177748A1 - IMPROVED OVEN FOR BURNING SULFIDE MINERALS : en es
  • ES177706A1 - APPARATUS FOR THE DILUTION AND MIXTURE OF MEDICINAL GASES INTENDED TO BE INHALED : en es
  • CH248760A - Device for forming a table on pieces of furniture, in particular on beds for small children. : de en
  • CH249024A - Process for the preparation of an ester type azo dye derivative. : de en
  • ES14933U - Pilot headlight for vehicles, mainly bicycles. (Machine-translation by Google Translate, not legally binding) : en es
  • AU138548B2 - Improvements in meat tenderizing machines : en
  • CA441687A - Can making machine : en fr
  • AU124275B2 - Improvements in piezoelectric oscillators : en
  • AU136381B2 - Pickup tube for color television : en
  • GB588539A - Improvements in spectacle frames : en
  • CH248860A - Process for obtaining an original phonographic disc, intended to be reproduced using a matrix. : en fr
  • CH248913A - Device with adjustable support surface. : de en
  • CH248805A - Process for the preparation of an azo dye of the pyrazolone series. : de en
  • US2421174A - Quick-change chuck : en
  • US2421277A - Reflective sign : en
  • US2421305A - Building structure : en
  • GB588543A - Improvements relating to electric selective signalling systems : en
  • ES177471A1 - IMPROVEMENTS IN WATER DISCHARGE FACILITIES FOR SANITARY APPLIANCES : en es
  • FR922067A - Improvements to measuring devices with rectifiers : en fr
  • GB588504A - A process for the production of new and useful derivatives of polyvinyl alcohols : en
  • ES15007U - Luggage carrier applicable to all types of cars. (Machine-translation by Google Translate, not legally binding) : en es
  • ES177798A1 - A PERISCOPE FOR LUMINOUS SIGNALS : en es
  • GB588634A - An improved electrical overload relay : en
  • USD146823S - Design for a comb : en
  • ES14327Y - Marker label. : en es
  • GB588678A - Improvements in or relating to variable ratio power transmission apparatus : en
  • FR54098E - Aeromotor : en fr
  • FR922125A - Method and devices for installing various pipe networks in a building : en fr
  • ES177719A1 - IMPROVEMENTS IN PHOTOGRAPHIC EMULSIONS : en es
  • FR922083A - Improvements to non-blinding lighting for vehicle crossings : en fr
  • GR11172B - METHOD OF PAINTING AND CHANGING THE COLORING OF READY-MADE ARTIFICIAL TEXTILES, ARTIFICIAL AMIDERIO (NYLON) AS WELL AS ARTIFICIAL LEATHER SUITE, MAT,. : el en
  • FR922142A - Improvements in the technique of evaporation by vapor compression : en fr
  • GB588601A - Improvements in or relating to gas turbine plant : en
  • ES177754A1 - ONE BURNER, ESPECIALLY FOR LIQUID FUELS : en es
  • FR922033A - Improvements in processes for the treatment of hydrocarbons : en fr
  • FR922070A - Reclosing device : en fr
  • GB588566A - Electron discharge device : en
  • GB588638A - Coupling-stage for radio apparatus : en
  • ES177577A1 - A FUSE SHOCK CIRCUIT FOR HIGH VOLTAGE : en es
  • US2421267A - Mechanical switching device : en
  • ES177805A1 - A PROCEDURE TO PRODUCE COMPOSITIONS TO ACTIVATE METALLIC SURFACES : en es
  • ES176310A3 - IMPROVEMENTS IN TUNING OF RADIO RECEIVING DEVICES : en es
  • GB588609A - Improvements in and relating to methods of indirectly heating non-conductive materials by electromagnetic induction : en
  • US2421109A - Method of producing crystals of nordihydroguaiaretic acid : en
  • US2421315A - Chromium complex of monazo pyrazolone : en
  • CH248787A - Process for the production of moldings from dried milk. : de en
  • ES14312Y - Metal ring perfected for caps and ornaments of fountain pens. : en es
  • US2421099A - Recapping of tires : en
  • US2421196A - Sash lock : en
  • ES177740A1 - STRUCTURE FOR HYDRAULIC PRESS : en es
  • GB588537A - Improvements in or relating to erecting devices for gyroscopic apparatus : en
  • US2421270A - Rocking horse : en
  • US2421237A - Air charger for jet pumps : en
  • AU136611B2 - Improvements in submerged melt welding : en
  • US2421180A - Equipment for grinding brake-shoe lining sections : en
  • CA441749A - Circuit for cathode ray tubes : en fr
  • CH248948A - Method and device for the production of capacitors. : de en
  • AU130057B2 - Improvements in piecrust tables andthe like : en
  • ES15009U - Pincers for tubes. (Machine-translation by Google Translate, not legally binding) : en es
  • ES177600A3 - A METHOD OF COVERING PAPER : en es
  • GB588706A - Improvements in or relating to vices : en
  • US2421059A - Clothesline pulley assembly : en
  • AU1170947A - An improved electrical insulating compound : en
  • US2421131A - Development of chromed dyes on nylon by steaming under pressure : en
  • AU1161343A - Improved process for manufacture of fuel gas : en
  • CA441706A - Scraper : en fr
  • US2421304A - Portable electric exhausting fan : en
  • USD146836S - Design fob a handle for hand luggage : en
  • AU135177B2 - Recovery of ammonia andiron by treating gases containing ammonia and hydrogen sulfide with pickle liquor : en
  • US2421284A - Pressure actuated switch : en
  • US2421276A - Tool for inserting cylinder liners : en
  • CH248820A - Mechanical pencil. : en fr
  • US2421337A - Smoker's pipe : en
  • US2421236A - Electric circuit interrupter : en
  • US2421212A - Operation of fluidized systems : en
  • CH248844A - Tool for checking workpieces to be machined at an angle. : de en
  • CH249049A - Process for the preparation of a basic ester of a 1-aryl-cycloalkyl-1-carboxylic acid. : de en
  • SU68456A1 - Working body of the soil-cultivating machine of rotor type : en ru
  • PL33287B1 - Device for feeding curved profile beams, rails and similar shapes to the roller straightener : en pl
  • US2421343A - Article coating apparatus : en
  • AU390446A - Improvements in or relating to self oiling bearings for fitting loose pulleys andother wheels to shafts : en
  • CH248762A - Table that can be used for ironing. : de en
  • US2421291A - Printing ink : en
  • AU1179547A - Improvements to and relating to marine sextants andthe like : en
  • ES177682A1 - IMPROVEMENTS IN OR RELATED TO MULTI-CHANNEL COMMUNICATION SYSTEMS FOR ELECTRIC IMPULSES : en es
  • FR54093E - Explosion turbine : en fr
  • GB588536A - Automatic power-operated machines for cleaning or stripping the revolving top clearers of cotton-spinning machines, jack frames, intermediate frames, or slubbing frames : en
  • US2421030A - Process for synthesis of amides : en
  • USD146826S - Design fob a scarf : en
  • ES14353Y - Mechanical pencil with special characteristics. : en es
  • FR54100E - Automotive suspension : en fr
  • CA441680A - Locomotive drive : en fr
  • CA441725A - Timing apparatus : en fr
  • CH248736A - Mud heater. : de en
  • BE472916A - writing desk with penholder guide receptacle : en fr
  • US2421140A - Christmas tree stand : en
  • FR922029A - Improvements to conveyor furnaces and the like : en fr
  • CA441703A - Ultra-high-frequency signal translating apparatus : en fr
  • AU124268B2 - Door latch : en
  • US2421021A - Spot-welding machine : en
  • CA441652A - Lawn rake : en fr
  • CH249005A - Process for the preparation of a new quaternary pyridinium compound. : de en
  • ES177536A1 - A METHOD OF PRODUCING WATER-SOLUBLE METHYNOL METHINOL MELAMINES : en es
  • GB588592A - Improvements in or relating to spraying machines : en
  • GB588672A - Improvements in energy wave reflection type ranging systems : en
  • CA441712A - Door operator : en fr
  • CH248887A - Device for handling magnetizable objects. : de en
  • CH248946A - Process for the production of electrical wire resistors with a protective layer which does not cover the wire in places, as well as a resistor produced according to this process. : de en
  • ES158111A1 - PROCEDURE TO IMPROVE THE FIRMNESS WHEN WASHING IN THE WATERPROOF PROPERTIES OF FABRICS : en es
  • GB588611A - Improvements in apparatus for handling and coating containers : en
  • US2421067A - Laundry bag and closing device therefor : en
  • CH248895A - Insertion tool. : de en
  • CH248967A - Hair curlers. : de en
  • AU1094447A - Dyeing of highly polymeric linear esters : en
  • US2421300A - Transformer circuit : en
  • ES177627A1 - A PROCEDURE FOR THE PREPARATION OF ARABONIC ACID DERIVATIVES : en es
  • FR922115A - Continuous indication sounding device : en fr
  • FR922120A - Improvements made to internal combustion engines with opposed pistons : en fr
  • US2421169A - Automatic telephone system directed with the aid of revertive audio-frequency signals : en
  • US2421242A - Domestic washing machine and method : en
  • US2421287A - Curling rod : en
  • US2421348A - Method and apparatus for tagging garments : en
  • FR922074A - Animated figure that can be used as a toy or be applied for advertising or other purposes : en fr
  • FR922146A - Device for the recovery and production of electrical energy : en fr
  • ES176324A2 - PROCEDURE FOR THE CRYSTALIZATION AND SEPARATION OF THE GLUCOSE OBTAINED IN HONEY AND SIMILAR PRODUCTS : en es
  • ES177727A1 - A HYDRAULIC ELEVATOR APPARATUS, CALLED VULGARLY HYDRAULIC CAT : en es
  • ES14350Y - Lever device, applicable to an economizer for electric welders. : en es
  • GB588675A - Improvements relating to electromagnetically operated step-by-step mechanisms : en
  • GB588702A - Improvements in or relating to a.c. electric circuit-breakers of the gas-blast type : en
  • FR54072E - Means ensuring absolute tightness of the spark plugs : en fr
  • GB588649A - Improvements in or relating to building units : en
  • GB588699A - Device for the setting of blanking and forming dies in presses : en
  • GB588631A - Improvements in feather barb yarn : en
  • GB588680A - Improvements in electrical adapters and plug and socket connectors : en
  • ES177658A1 - A PROCEDURE FOR THE MANUFACTURE OF PHOTOGRAPHIC MATERIAL, SUITABLE FOR THE OBTAINING OF PHOTOGRAPHIC IMAGES IN COLOR : en es
  • FR922148A - Method of obtaining alternating electric current : en fr
  • GB588605A - Improvements in the demuriation of chloroethyl cholorobenzenes : en
  • GR11167B - VEGETABLE AND FRUIT PACKAGING BOX. : el en
  • ES177695A1 - IMPROVEMENTS IN OR RELATED TO TELECOMMUNICATION CENTRAL SYSTEMS : en es
  • GB588571A - Improvements in or relating to burners for liquid fuels : en
  • GB588503A - Improvements in or relating to dispersions of synthetic elastomers : en
  • ES14314Y - Flange to receive the cap and fix the seals of the metal drum closures. : en es
  • ES177789A1 - NEW STARTING OR STARTING APPARATUS FOR SINGLE-PHASE INDUCTION MOTORS, ALSO CALLED FROM A STARTED PHASE : en es
  • ES177768A1 - PROCEDURE FOR THE OBTAINING OF SYNTHETIC RESINS AND MOLDING MATERIALS : en es
  • AU1174547A - Improvements indirect positive developing-out emulsions : en
  • GB588679A - Improvements in photo-electric gauging apparatus : en
  • CH248889A - Wedge, in particular for work on machine tools. : en fr
  • FR922020A - Apparatus for conditioning foundry sand with independent conditioning element : en fr
  • GB588595A - Improved optical precision gauge : en
  • US2421321A - Gaseous conduction lamp socket : en
  • US2421313A - Closure for containers : en
  • US2421004A - Mineral oil composition : en
  • US2421247A - Motion reproducing system : en
  • AU124255B2 - Process for pressure packing and product : en
  • USD146841S - Design for a vacuum cleaner : en
  • FR922035A - Device for adjusting the thickness of slices cut by cutting machines : en fr
  • FR922039A - Automatic electric ignition block : en fr
  • FR922117A - Improvements to armatures of electric motors : en fr
  • AU137318B2 - Improvements in or relating to compression ignition internal combustion engines : en
  • AU124278B2 - Improvements in and relating to louvres : en
  • AU1439744A - Improvements in or relating to power operated gun turrets For aircraft : en
  • CH248784A - Elastic underwear. : en fr
  • FR922099A - Device for folding thin metal tubes : en fr
  • CH248920A - Plunger cooling device on high pressure compressors. : de en
  • CH248717A - Watering can with water outlet regulation device. : de en
  • CA441720A - Propeller for aeroplanes : en fr
  • CA441741A - Coupling between resonators and electron streams : en fr
  • AU1176747A - Method for refining lead : en
  • BE472813A - : en fr
  • CA441732A - Insulated wire : en fr
  • CH248869A - Shock-absorbing bearing for clockworks. : de en
  • CA441673A - Twister head : en fr
  • ES14917U - Esquela mortuary, folder type. (Machine-translation by Google Translate, not legally binding) : en es
  • ES177680A3 - A MACHINE CONSISTENT OF A ROTARY HOE WITH MOTOR AND FOR VARIOUS OTHER AGRICULTURAL APPLICATIONS : en es
  • GB588676A - Improvements in or relating to sliver roll forming and delivery apparatus : en
  • AU129211B2 - Improved means for burning firebreaks : en
  • US2421201A - Fastening means : en
  • US2421231A - Chipping apparatus : en
  • US2421122A - Sizing compositions and yarn sized therewith : en
  • PL33291B1 - The method of regenerating ferrocyanides from waste Prussian blue, obtained in the production of fermentative lactic acid : en pl
  • US2421286A - Insulator tie for line conductors : en
  • CH249043A - Process for the preparation of a basic ester of a 1-aryl-cycloalkyl-1-carboxylic acid. : de en
  • AU1175247A - Improvements in or relating tothe production of insulating films on ferrous metal members and members, particularly magnetic sheet material, so treated : en
  • CH249053A - Process for the preparation of a basic amide of a 1-aryl-cycloalkyl-1-carboxylic acid. : de en
  • AU1161747A - Improvements in or connected withthe mechanical brake systems of winding engines, haulages andother rotating machines : en
  • US2421081A - Tested channel radio communicating system : en
  • AU1797644A - Improvements in label gluing machines : en
  • CA441689A - Lock device : en fr
  • CH248740A - Safety lock. : de en
  • BE472555A - : fr
  • CH248896A - Hand tool with rotatable working part. : de en
  • AU1140747A - Recovery of ammonia andiron by treating gases containing ammonia and hydrogen sulfide with pickle liquor : en
  • AU1178647A - Improvements in or relating to propulsion devices : en
  • AU1176247A - Viewing screen and method of making thesame : en
  • CA441648A - Floor sanding machine : en fr
  • ES14921U - Improved lighter. (Machine-translation by Google Translate, not legally binding) : en es
  • AU1977845A - Improvements in or relating to preparation of organosilicon halides : en
  • US2421185A - Dustless salt and process : en
  • ES14998U - Fittings for pipes in general. (Machine-translation by Google Translate, not legally binding) : en es
  • AU124291B2 - Recovery of material from roaster gases : en
  • ES14324Y - Floor for footwear. : en es
  • ES177603A2 - IMPROVEMENTS INTRODUCED IN THE OIL EXTRACTION PRESSES : en es
  • CA441757A - Drafting apparatus for textile machines : en fr
  • CH248961A - Handpiece. : en fr
  • ES177732A1 - A MACHINE TO SAW MARES : en es
  • ES176300A1 - IMPROVEMENTS IN THE MANUFACTURE OF WHALES OR FLEXIBLE RODS FOR CORSES AND FAJAS : en es
  • CH248867A - Pendulum clock. : de en
  • AU1740344A - Door latch : en
  • CH248791A - Process for the production of primary starch, secondary starch and protein suitable for human nutrition from poisonous, tasteless seeds. : de en
  • US2421306A - Disk harrow and bearing therefor : en
  • GB588577A - Improvements relating to guards for machine tools : en
  • CH248721A - Process for the production of a packaging material suitable for protecting vegetable products against pest infestation. : de en
  • CH248894A - Cutting device. : de en
  • CA441718A - Pentane isomerization : en fr
  • US2421088A - Insert sole : en
  • GB588668A - A new or improved trailer dumping vehicle : en
  • CA441657A - Metal parts protecting apparatus in boiler installations : en fr
  • CA441679A - Overload relay : en fr
  • CA441733A - Electrical condenser : en fr
  • US2421121A - Method of dehydrating foodstuffs : en
  • AU124258B2 - An improved machine for making filter tip cigarettes : en
  • CH248910A - Pyrophoric lighter. : en fr
  • ES15022U - Pocket shaving machine. (Machine-translation by Google Translate, not legally binding) : en es
  • ES15005U - Hot air heating device, applicable to all kinds of incubators and brooders. (Machine-translation by Google Translate, not legally binding) : en es
  • GB588606A - Improvements in and relating to inclined-crank and wobbler mechanism : en
  • ES177775A1 - A PERFECTED SYSTEM OF AROS FOR THICK AND SPECIAL FIBER THREADS : en es
  • ES177733A3 - A FURNACE FOR LIQUID FUELS : en es
  • GB588622A - Improved gangways for tanks : en
  • CH248753A - Device suitable for holding fruits, tubers and the like. : de en
  • US2421281A - Chuck : en
  • AU1171547A - Improvements in submerged melt welding : en
  • CH248725A - Process for the manufacture of a prestressed concrete element. : en fr
  • ES14242Y - Device for double ignition of internal combustion engines. : en es
  • GB588521A - Improvements in or relating to automatic control systems for air compression plants : en
  • GB588588A - Improvements in and relating to stands for basins and the like when using saucepans and boilers as steamers : en
  • GB588610A - Automatic control means for change speed mechanisms for machine tools : en
  • FR922075A - Improvements to mechanical pencils in several colors : en fr
  • FR922102A - Improvements in electromagnetic transmissions : en fr
  • ES177641A3 - A PROCEDURE OF REMOVING A COOKED PHENOL-FORMALDEHYDE LAYER FROM A PREDOMINANTLY ALUMINUM BASE : en es
  • ES177710A1 - A CONTROL SYSTEM FOR ELECTRIC VAPOR DISCHARGE DEVICES OF THE VAPOR TYPE : en es
  • ES14950U - Incandescent lamp with condenser lens (Machine-translation by Google Translate, not legally binding) : en es
  • ES176156A1 - IMPROVEMENTS INTRODUCED IN THE CONSTRUCTION OF THE PNEUMATIC TOOLS, AND IN PARTICULAR, IN THE OF THE PICKER HAMMERS : en es
  • US2421141A - Dispensing package : en
  • AU1417244A - Improvements relating tothe transmission and reception of intelligence by signal impulses of varying time duration : en
  • ES174815A1 - A PROCEDURE FOR OBTAINING (...) CORROSION : en es
  • GB588696A - Sulphur-containing dyestuffs : en
  • CH248765A - Holders for ties and belts. : de en
  • AU124261B2 - Improvements in and relating to bricks and brickwork and flashing for use therewith : en
  • CH248794A - Emulsifier. : en fr
  • ES177555A1 - A PROCEDURE FOR THE CONCENTRATION OF SULFURIC ACID OBTAINED BY THE DECOMPOSITION OF SODIUM SULPHATE WITH HYDROCHLORIC ACID : en es
  • FR54099E - Burglar alarm : en fr
  • USD146840S - Combination sundial and bird bath : en
  • ES15015U - Articulated pincer. (Machine-translation by Google Translate, not legally binding) : en es
  • ES177608A1 - PROCEDURE FOR THE OBTAINING OF PHOTOGRAPHS IN CRYSTAL. GLASS AND SIMILAR : en es
  • CH248798A - Process for the production of aluminum hydrate. : de en
  • FR922053A - improved electrode for discharge lamp : en fr
  • USD146835S - Design fob a skirt or similar article : en
  • SU68555A1 - Repeated direct printing telegraph : en ru
  • US2421335A - Method of treating twisted filamentary materials : en
  • US2421235A - Direct drive vacuum cleaner agitator roller : en
  • CH248884A - Automatic driver device for machine tools, in particular lathes. : de en
  • CA441758A - Window : en fr
  • US2421200A - Lathe dog : en
  • CH248723A - Mat for ceiling and wall plastering. : de en
  • AU1179747A - Improvements in and relating tothe tangent screws of instruments : en
  • CH248925A - Lubrication system of an internal combustion engine with inverted cylinders. : en fr
  • US2421241A - Liquid-quenched switch : en
  • US2421097A - Process and apparatus for repair of tires : en
  • ES177806A1 - A DEVICE THAT USES POSITION MODULATED TOPS : en es
  • ES175850A1 - A MACHINE FOR THE PRODUCTION OF COLADA MOLDS : en es
  • CA441664A - Paper producing process : en fr
  • CA441670A - Bridge decking member : en fr
  • CA441738A - Electrical conductor : en fr
  • US2421197A - Structural members formed of metal and timber : en
  • ES11136U - Security keychain device. (Machine-translation by Google Translate, not legally binding) : en es
  • ES177657A1 - A NEW INDUSTRIAL PROCEDURE TO COVER IRON, MANUFACTURED OR NOT, WITH A LEAD THICKNESS : en es
  • GB588581A - Improvements in or relating to closure devices for containers : en
  • AU131192B2 - Improvements in and relating to hay balers or presses : en
  • US2421016A - Radar testing apparatus : en
  • US2421100A - Apparatus for the repair of tires : en
  • US2421254A - Wheel and shaft assembly means : en
  • US2421003A - Fluid flow responsive device : en
  • US2421051A - Clothes hanger : en
  • US2421063A - Method for recovery of naringin : en
  • ES14962U - Deployable seals in book, with legends. (Machine-translation by Google Translate, not legally binding) : en es
  • ES177785A1 - IMPROVEMENTS MADE IN THE STYLOGRAPHIC FEATHERS : en es
  • ES14325Y - Furniture that can be combined into a bed, armchair and trunk. : en es
  • US2421173A - Bridle bit : en
  • ES177751A3 - AN ELECTRIC GRAMOPHONE DEVICE WITH AUTOMATIC DISC CHANGE : en es
  • FR922137A - Method for the determination of lime : en fr
  • US2421014A - Garbage grinder of the vertical axis rotary hammer type : en
  • CH248927A - Internal combustion engine with pre-cooling. : de en
  • CH248775A - Device for aligning and holding warp thread monitor lamellae attached to supporting bars. : de en
  • CH248835A - Device for filling cartridge magazines from magazine strips. : de en
  • ES175580A1 - A SALVATRIPULATION APPARATUS : en es
  • FR922104A - Accounting device : en fr
  • ES14333Y - Belt-pedal to fully exploit, on a bicycle, the muscular effort produced by the legs. : en es
  • ES176913A1 - A PROCEDURE OF MANUFACTURING A COVERING MATERIAL FOR WALLS AND OTHER SURFACES : en es
  • AU1177747A - Key-locked fastenings of attache cases andthe like : en
  • ES14930U - Instrument to facilitate the extraction of blood from the lobe of the ear for clinical purposes. (Machine-translation by Google Translate, not legally binding) : en es
  • GB588705A - Flow measuring device : en
  • ES14946U - Sommier perfected with new clamping device. (Machine-translation by Google Translate, not legally binding) : en es
  • ES176646A1 - IMPROVEMENTS IN VEHICLE BODIES : en es
  • GB588640A - Improvements in electrical control mechanism : en
  • FR922140A - Preparation process for applying mortars : en fr
  • GB588542A - Arrangements for applying attachments to travelling lengths of material : en
  • GB588661A - Improvements in or relating to straight-bar knitting machines : en
  • US2421330A - Resilient tire : en
  • US2421331A - Production of alkylaromatics : en
  • ES177571A1 - IMPROVEMENTS IN SLIPTAIL ROCKETS : en es
  • FR922061A - Shielded reservoir for pens : en fr
  • FR922105A - Improvements to injection pumps : en fr
  • ES177618A1 - A COUPLING MECHANISM : en es
  • ES177642A3 - A PROCEDURE OF MAKING A COATING MATERIAL : en es
  • ES177661A1 - AN ELECTROMECHANICAL DEVICE TO AUTOMATICALLY ACHIEVE THE MOTOR REVERSIBILITY OF ENGINES, WITH OR WITHOUT PERIODICITY : en es
  • FR922024A - Clasp for towels, bags, travel kits and the like : en fr
  • US2421025A - Demodulator system : en
  • US2421303A - Fire extinguishing system : en
  • US2421127A - Combined folding table and seat : en
  • ES174204A1 - A NEW PROCEDURE TO MANUFACTURE TISSUE WITH RIZO : en es
  • ES173270A2 - IMPROVEMENTS MADE IN THE OBJECT OF MAIN PATENT NUMBER 161802 : en es
  • GB588633A - Improvements in or relating to apparatus for the heat treatment of cylindrical or such like surfaces : en
  • ES177619A1 - A MACHINE OF HINCAR FASTENERS : en es
  • GB588553A - Dial gauges : en
  • GB588589A - Improvements in and relating to centrifugal separators : en
  • ES176842A1 - IMPROVEMENTS IN THE MANUFACTURE OF BEAMS FOR CONSTRUCTION : en es
  • GB588507A - Improvements in or relating to automatic release-links for parachute-borne loads : en
  • SU68401A1 - Instrument for determining the octane number of liquid motor fuels : en ru
  • FR922087A - Improvements to rotary pallet machines : en fr
  • ES14932U - Sprinkler to mark clothes. (Machine-translation by Google Translate, not legally binding) : en es
  • GB588650A - Improvements in or relating to electrical insulating compositions : en
  • ES177800A1 - A SYSTEM FOR THE FIXING OF COILS AND NUCLEI IN THE RADIOECEPTORS APPARATUS : en es
  • CH248726A - Artificial stone slab. : de en
  • CH248831A - Figure with at least one moving part. : de en
  • FR54092E - High frequency coil : en fr
  • US2421114A - Apparatus for reading blood : en
  • ES177623A1 - IMPROVEMENTS IN THE CONTINUOUS MACHINES OF HILAR : en es
  • FR922095A - Reels for fishing : en fr
  • US2421158A - Cutting oil base : en
  • US2421307A - Garment hanger : en
  • FR54083E - Improvements to electrodynamic players for recorders and sound reproducers : en fr
  • ES14346Y - Luminous advertising device. : en es
  • FR922091A - Lighting method and installation using electric energy by static influence : en fr
  • ES177796A3 - PERFECTIONS IN THE MANUFACTURE OF HINGED JOINTS, WITH AUTOMATIC OPENING AND CLOSING : en es
  • GB588613A - Improvements in or relating to blasting assemblies and to delay devices for use therein : en
  • US2421083A - Centrifugal coupling : en
  • IS161B6 - Methods and equipment for fish processing. : en is
  • FR922150A - Multi-space velocity modulating tube : en fr
  • ES15002U - Marmita campfire. (Machine-translation by Google Translate, not legally binding) : en es
  • ES177622A3 - A PROCEDURE FOR OBTAINING METHACRYLIC ACID AND ITS ESTERS : en es
  • IE17252L - Dividing thermoplastic fabrics : en
  • ES177161A1 - AN APPARATUS TO COMFORTABLY DISPLAY CIGARS AND CIGARETTES WITH OWN LIGHTING EQUIPMENT : en es
  • ES14926U - Electric iron. (Machine-translation by Google Translate, not legally binding) : en es
  • CA441695A - Plywood structure : en fr
  • ES15013U - Knife holder (Machine-translation by Google Translate, not legally binding) : en es
  • ES15021U - Floor improvements for footwear (Machine-translation by Google Translate, not legally binding) : en es
  • GB588598A - Improvements in electronic switches : en
  • US2421333A - Multiplex carrier current communication system with transmission line impedance control means : en
  • CH248934A - Apparatus for quick freezing goods. : de en
  • CH249008A - Process for the preparation of a metallizable disazo dye. : de en
  • CH249036A - Process for the preparation of a basic ester of a 1-aryl-cycloalkyl-1-carboxylic acid. : de en
  • CH248890A - Saw and shaft bracket. : de en
  • AU1175347A - Modified phenol formaldehyde resins : en
  • AU386546A - Improved arithmetical calculator : en
  • CA441683A - Sheet registering mechanism : en fr
  • AU136539B2 - Improvements in or relating toa record changing mechanism for magazine gramophones : en
  • AU124252B2 - Improvements in or relating to power operated gun turrets For aircraft : en
  • AU124283B2 - Process of treating soap particles : en
  • BE472444A - : en
  • GB588643A - Apparatus for applying cement, plaster or other plastic composition to walls, ceilings or other surfaces : en
  • ES15083U - Chair. (Machine-translation by Google Translate, not legally binding) : en es
  • US2421249A - Extractor-and-breech-bolt assembly for firearms : en
  • US2421264A - Packing device having fastener means for facilitating the formation of attractive display layers : en
  • ES176950A1 - A CONTROL OF TUNING CONTROL IN RADIO APPLIANCES : en es
  • GB588670A - Electromagnetic clutch : en
  • GB588677A - Electrical arrangements for measuring small movements : en
  • ES177747A1 - NEW SYSTEM OF SPLICE FOR LANES, THAT GIVES DILATATION AND DELETS THE TREPIDATION IN THE WAGONS : en es
  • ES14982U - New reinforcement device and support of sommiers. (Machine-translation by Google Translate, not legally binding) : en es
  • CH248879A - Device on electrical spot welding machines for generating a pressure on the welding point that follows a program. : de en
  • CH248918A - Method for securing a plain bearing. : de en
  • CH249025A - Process for the preparation of an ester type azo dye derivative. : de en
  • GB588499A - Improvements in or relating to dough mixing machines : en
  • ES177157A1 - A METHOD FOR PREPARING STABILIZERS FOR RUBBER : en es
  • ES177386A1 - A MECHANISM APPLICABLE TO A NEW RECREATIONAL TOY : en es
  • ES177675A1 - A SHARPENING GRINDING MACHINE FOR ROUNDED SURFACES : en es
  • CA441661A - Anti-rooter and weaner : en fr
  • CH248761A - Hospital table. : de en
  • ES14940U - Special stopper for bottles and other containers. (Machine-translation by Google Translate, not legally binding) : en es
  • ES177685A1 - IMPROVEMENTS IN OR RELATED TO ELECTRICAL SIGNALING SYSTEMS : en es
  • FR922052A - Advanced discharge electric lamps : en fr
  • CH248857A - Calculation service installation. : en fr
  • CH248809A - Process for the production of cardboard containers and moisture-permeable cardboard containers produced by the process. : de en
  • US2421188A - Transmission control device : en
  • AU135310B2 - Improvements in or relating toa method of magnetically recording fluctuating electrical energy andthe magnetic recorder for carrying out said method : en
  • CH248816A - Process for the production of printed clichés. : de en
  • US2421086A - Television cathode-ray tube with rotary deflecting plates : en
  • AU1170247A - Preboarding machine : en
  • ES177704A3 - IMPROVEMENTS INTRODUCED IN A REFRIGERATION ELECTRO-COMPRESSOR EQUIPMENT : en es
  • AU124250B2 - Improvements relating tothe transmission and reception of intelligence by signal impulses of varying time duration : en
  • AU618646A - Improvements in or relating to dishwashing machines : en
  • CA441693A - High frequency signals amplifying method : en fr
  • FR922138A - Electrically heated shower unit : en fr
  • AU135036B2 - Recovery of ammonia andiron by treating gases containing ammonia and hydrogen sulfide with pickle liquor : en
  • CH248806A - Process for the preparation of a polyazo dye of the pyrazolone series. : de en
  • ES14952U - Tricycle or pedal with sliding seat (Machine-translation by Google Translate, not legally binding) : en es
  • GB588617A - Improvements in apparatus for producing cellular material : en
  • CA441729A - Filter : en fr
  • CH248882A - Device for adding an auxiliary tool holder on an automatic lathe. : en fr
  • CH248973A - Device for the mutual exchange of electrical signals. : de en
  • CA441751A - Electric manoeuvering board : en fr
  • AU124280B2 - Improvements in cylindrical thermionic valves : en
  • FR922090A - Special soaps manufacturing process : en fr
  • ES176561A1 - A PROCESS FOR THE MANUFACTURE OF FLEXIBLE SURFACES, CONTINUOUS OR NOT, BASED ON FLEXIBLE, TUBULAR OR SOLID CORDS, OF SYNTHETIC RESIN OR SIMILAR MATERIAL : en es
  • CH248769A - Can opener. : de en
  • US2421001A - Coating composition comprising cellulose-aceto-propionate and an alkyd resin : en
  • US2421062A - Method for recovery of naringin : en
  • US2421250A - Lipstick holder : en
  • US2421172A - Quickly detachable fastener : en
  • US2421278A - Nut structure : en
  • CH248863A - Ophthalmological apparatus for visual field testing provided with a device for artificial lighting of a concave surface. : de en
  • CH248982A - Device equipped with an electron ray tube. : en fr
  • US2421260A - Worktable for stamping and embossing machines : en
  • CA441707A - Packet : en fr
  • CH248875A - Method and device for casting objects, in which method a substance in a liquid state is sucked into a vented mold. : de en
  • CH249009A - Process for the preparation of a metallizable disazo dye. : de en
  • GB588508A - Improvements in guards for guillotines : en
  • GB588608A - Improvement in electro-optical function synthesizers : en
  • US2421217A - Ready-to-eat food product : en
  • ES15000U - Cauterizing device. (Machine-translation by Google Translate, not legally binding) : en es
  • ES177773A1 - A VEHICLE-AUTOMOBILE WITH SOUND-PROOFED BODYWORK : en es
  • US2421273A - Ultra high frequency electric discharge device : en
  • US2421175A - Piston ring : en
  • SU68442A2 - The way to duplicate fabric : en ru
  • ES14713U - Clamping and support device for pipes and gutters. (Machine-translation by Google Translate, not legally binding) : en es
  • US2421215A - Automobile wheel balancer : en
  • US2421274A - Television studio construction : en
  • AU138448B2 - Improvements in fastenings for attache and suitcases andthe like : en
  • US2421129A - Beta-isobutyl amino-beta, betadimethyl, ethyl benzoate : en
  • US2421202A - Hairpin dispenser : en
  • GB588647A - A thermally operable mechanical system : en
  • ES177564A1 - IMPROVEMENTS IN OR RELATED TO DOOR LOCKING DEVICES : en es
  • FR54067E - Method of gluing the veneer and production means : en fr
  • GB588651A - Hydraulic pressure generating and applying device : en
  • US2421194A - Suction actuated motor for windshield wipers : en
  • US2421228A - Hose coupling : en
  • GB588510A - Fog freeable runways for aircraft and plant associated therewith : en
  • IE17888L - Tube connections : en
  • US2421066A - Flood control system : en
  • ES14150Y - Reinforced shipping label : en es
  • ES177568A1 - A PROCEDURE FOR THE OBTAINING OF NEW POLYAZOCOLORIZERS : en es
  • ES177575A1 - A SANDING AND POLISHING MACHINE : en es
  • FR922112A - Improvements to electrical counting devices : en fr
  • ES176326A1 - NEW PROCEDURE FOR THE MANUFACTURE OF CUTTING BLADES : en es
  • ES177040A1 - A METHOD OF BINDING BOTH GLASS WITH METAL : en es
  • GB588703A - Improvements relating to electrical potentiometers : en
  • GB588704A - Improvements relating to electrically actuated remote-control apparatus : en
  • GB588500A - Improvements in machines for calendering and like purposes : en
  • GB588599A - Improvements in tools for forming tapped holes in workpieces : en