• CA426296A - Bee comb foundation : en fr
  • CA426426A - Acoustic device : en fr
  • US2372248A - Coating apparatus : en
  • US2372491A - Condition responsive control : en
  • US2372201A - Overload spring : en
  • US2372386A - Production of textile and other articles : en
  • CH236979A - Combined collar tip and tie holder. : de en
  • CH237109A - Packaging box, in particular for patisserie. : de en
  • US2372275A - Garden implement : en
  • US2372177A - Article of manufacture and method of making the same : en
  • USD140666S - Design for a tablecloth or similar article : en
  • USD140679S - Design for a frame for handbags : en
  • US2372449A - Co-ordinated control of cyclical operations on fluid and like materials : en
  • US2372373A - Method and apparatus for freezing foods : en
  • US2372555A - Process of producing pentaerythritol : en
  • US2372338A - Hydrogen fluoride alkylation process : en
  • US2372513A - Heat-treating furnace : en
  • BE458133A - Device for heating liquids and gases by induced current : en fr
  • USD140655S - Design for a cereal jar : en
  • ES11221U - Trap to hunt cockroaches and mice. (Machine-translation by Google Translate, not legally binding) : en es
  • CH237029A - Rail bridging device for track scales with track interruption. : de en
  • CH236949A - Tractor plow. : de en
  • FR897647A - Connection of three-phase mobile devices supplied at low voltage and very high intensity : en fr
  • FR897713A - Manufacturing process of artificial resins : en fr
  • CH236994A - Process for the preparation of 2-aminopyrimidine. : de en
  • CA426334A - Drapery box : en fr
  • CH236983A - Weatherproof boots. : de en
  • CH237053A - Process and injection mold for the production of neck and collar buttons. : de en
  • US2372323A - Armored conductor structure : en
  • US2372341A - Grinding machine : en
  • US2372255A - Process for breaking petroleum emulsions : en
  • US2372611A - Burner : en
  • GB568315A - Improvements in and relating to the manufacture of metals and alloys : en
  • US2372322A - Brake : en
  • US2372448A - Control system for regulating the co-ordinated filling and emptying of vessels : en
  • ES11240U - Writing pen model. (Machine-translation by Google Translate, not legally binding) : en es
  • CH236966A - Corner connection fitting for wooden furniture. : de en
  • US2372185A - Drift compensator for aircraft : en
  • US2372492A - Piston and cylinder construction : en
  • AU919143A - Improvements in or relating to woven, knitted or lace fabrics and yarns therefor : en
  • US2372289A - Universal coupling : en
  • US2372571A - Process for manufacturing metallic magnesium from magnesium silicates : en
  • US2372576A - Method of determining formation porosity during drilling : en
  • FR897628A - Improvements to valve controls : en fr
  • USD140701S - Design for a microphone stand : en
  • FR897704A - Improvements to high frequency lines : en fr
  • US2372506A - Thermoelectric safety device : en
  • GB568326A - Improvement in colour television system : en
  • FR897575A - Crystal oscillator for obtaining a high frequency consistency : en fr
  • FR897792A - Process for shaping molten materials : en fr
  • AU119722B2 - An improved rabbit fumigator : en
  • US2372561A - Process of treating low rank textile fibers : en
  • ES168716A1 - PROCEDURE AND MACHINE FOR THE MANUFACTURE OF CIGARETTES SPECIAL TYPE : en es
  • US2372280A - Protecting cover for safety razors : en
  • US2372575A - Method of freeing pipe jammed in a well : en
  • CH236971A - Process for the production of perforated cards intended for scanning with needles, such as e.g. B. Verdol cards and the like. : de en
  • ES169107A1 - PROCEDURE TO PRODUCE BASIC ALUMINUM CHLORIDE : en es
  • FR897639A - Improvements to electric stoves : en fr
  • GB568313A - Improvements in and relating to windows : en
  • FR897601A - Electric musical instrument : en fr
  • USD140681S - Design for a toy : en
  • GB568233A - Improvements in stocking tops and other self-sustaining borders for knitted garmentsand methods of making the same : en
  • DK63314C - Engine device for Buses with upper Platform. : da en
  • FR897571A - Improvements in the construction of gasifiers : en fr
  • FR897788A - Method of folding missive letters and similar documents : en fr
  • GB568249A - Improvements in or relating to exhaust silencers for internal combustion engines formarine use : en
  • GB568256A - Improvements in garment hangers and containers : en
  • CH237134A - Optical viewfinder for photographic or cinematographic apparatus. : de en
  • FR897591A - Device for periodically opening and closing an electrical circuit : en fr
  • FR897631A - Large capacity wagon : en fr
  • US2372441A - Method of acid treating : en
  • US2372186A - Pyrolyzing method and apparatus : en
  • US2372257A - Process for breaking petroleum emulsions : en
  • US2372567A - Plating rack for optical dies : en
  • GB568311A - Improvements in compressed air turbines particularly for driving small agitators : en
  • ES169037A1 - SOAP MANUFACTURING METHOD USING THE SOAP OF THE SOAP OF THE SOAP : en es
  • FR897579A - Azimuth gyroscope : en fr
  • USD140697S - Design for a fountain pen barbel : en
  • US2372217A - Recap mold : en
  • US2372170A - Electron decelerator : en
  • US2372562A - Acetophenone : en
  • FR897610A - Ship : en fr
  • US2372605A - Method and apparatus for making solid objects from metal powder : en
  • ES169027A3 - AUTOMATIC MACHINE FOR SERIES PRODUCTION OF PERFORATED DISCS, SEQUINS AND THE LIKE : en es
  • US2372180A - Angularly adjustable coupling : en
  • US2372390A - Launching device for ships : en
  • ES168214A3 - PUMP FOR LIQUIDS : en es
  • ES168382A1 - OWN RECREATION DEVICE FOR PARKS OF ATTRACTIONS, PROVIDED OF AN ELECTROMECHANICAL SYSTEM OF ASCENSION AND PROPULSION OF RAILED VAGONETS IN A DOUBLE VIA HELICOIDAL OF REVERSE SENSE : en es
  • FR897766A - Steels for fast moving saws : en fr
  • FR897556A - Improvements to the cutting processes for foundation blocks : en fr
  • GB568269A - Improvements in or relating to containers : en
  • FR897643A - Device for generating combustible gases that are purified and, optionally, under pressure : en fr
  • FR897737A - Process for shelling and defibrating stems and branches of all kinds : en fr
  • US2372211A - Welding apparatus : en
  • US2372471A - Illuminated umbrella : en
  • ES166739A1 - PROCEDURE AND PROVISION FOR THE MANUFACTURE OF PRESSED CRYSTAL PARTS FOR ELECTRIC DISCHARGE CONTAINERS : en es
  • GR10333B - MATERNITY. : el en
  • US2372206A - Mechanical compensator : en
  • GB568236A - Radio navigators : en
  • FR897574A - Corpuscular ray apparatus : en fr
  • GB568357A - Improvements in or relating to inkers for printing presses : en
  • ES169125A1 - PROCEDURE FOR THE MANUFACTURE OF DRAINAGE OR COMPOUND FOUNDATION, ESPECIALLY IN THE EMPTY BEARINGS : en es
  • US2372288A - Navigation plotting instrument : en
  • FR897592A - Process for collecting caustic soda in aqueous solution from the glauber salt formed during the spinning of viscose in sulfuric baths of sodium sulphate : en fr
  • ES169096A1 - DEVICE FOR FILLING WITH PIMIENTOO ANALOG PRODUCTS : en es
  • GB568304A - Improvements in and relating to fluid tight joints for pipes and the like : en
  • GB568298A - Process for effecting endothermic reactions of hydrocarbons in the presence of catalysts : en
  • US2372199A - Conveyer : en
  • CH237062A - Electro-hydraulic working device. : de en
  • CH237095A - Arrangement for the backflow-free interconnection of amplifier-containing four-wire circuits with two-wire circuits in telecommunication systems, especially telephone systems. : de en
  • FR897581A - Device for connecting loads to polyphase networks alternately with opposite phase sequences : en fr
  • GB568293A - Improvements in and relating to electrical insulating material : en
  • US2372467A - Turbosupercharger : en
  • US2372297A - Plating fixture : en
  • ES11228U - Electric heating elements applicable to molds for cookies, wafers, wafers and the like. : en es
  • FR897683A - Improvements to regulator droop adjustment : en fr
  • US2372232A - Spooling device for cable tool drills : en
  • CH236963A - System for water heating on electric cookers. : de en
  • CH237091A - Disinfectants. : de en
  • CA426298A - Separable fastener end stop : en fr
  • US2372609A - Safety thread cutter for sewing machines : en
  • ES169058A1 - MANUFACTURING PROCEDURE OF FOOTWEAR FLOORING, ESPECIALLY COVERED FROM USED BICYCLE COVERINGS : en es
  • US2372568A - Gun : en
  • DK63316C - Bicycle handlebars. : da en
  • ES169121A3 - FILTER : en es
  • US2372357A - Hydraulic transmission : en
  • FR897615A - Toolbox : en fr
  • AU961443A - Improved methods and apparatus for electric glass working : en
  • CH237047A - Process for the production of hollow bodies from plywood. : de en
  • FR897708A - Process for manufacturing nitrocellulose articles with varied solubility in organic solvents : en fr
  • US2372447A - Airplane wing : en
  • USD140657S - Design for a pitcher : en
  • USD140692S - Sfout or similar article for plumbing fixtures : en
  • CH237071A - Method for operating gas turbine systems with two or more recuperators. : de en
  • ES169005A1 - PROCEDURE FOR MANUFACTURING MOUNTS FOR PENDANTS : en es
  • FR897693A - Improvements to anodic oxidation processes for metal surfaces : en fr
  • US2372424A - Cartridge belt reel and bracket therefor : en
  • USD140659S - Design for a grinder : en
  • US2372607A - Method of making layered armors : en
  • FR897673A - Improvements to products used as ink erasers : en fr
  • FR897674A - Automatic circulation fermentation tank, especially for the production of fuel gas : en fr
  • US2372183A - Purification of pyrethrum extract : en
  • US2372190A - Safety shutoff valve and system : en
  • FR897774A - Continuous drying process, total or partial, of endless bundles of artificial yarns : en fr
  • CA426434A - Signalling system : en fr
  • ES169075A1 - PROCEDURE FOR MANUFACTURING BOVEDILLAS FOR FLOORS AND CIELORRASOS : en es
  • CH236964A - Rest furniture for the legs. : en fr
  • CH237026A - Device for the electromagnetic remote release of several shutters of a photographic device. : de en
  • CH236986A - Electric toaster. : de en
  • US2372535A - Curved glass surface and method and means for manufacturing same : en
  • USD140660S - Design fob a scarf : en
  • CA426376A - Beta lactone preparation : en fr
  • CA426446A - Bottle stopper : en fr
  • FR897705A - Method and apparatus for orifice sizing : en fr
  • GB568330A - Improvements in or relating to pressure gauges for pneumatic tyres : en
  • ES167674A1 - IMPROVEMENTS IN MULTIPLE PLOWS OF DOUBLE ROTATING BODY WITH TRACTOR WHEELS : en es
  • FR897667A - Compressed gas valve : en fr
  • GB568255A - Improvements in slitting machines for webs of paper or other flexible material : en
  • FR897707A - Shoe brake : en fr
  • US2372421A - Paper dispenser : en
  • US2372428A - Machine tool control : en
  • US2372189A - Hydraulic remote control system : en
  • US2372637A - Cinematograph camera : en
  • GB568278A - Improvements in or relating to tables or stands for sewing machines : en
  • GB568297A - Improvements in the construction of ships' decks : en
  • FR897769A - New frame for cycles : en fr
  • GB568342A - Improvements in or relating to the casting of pre-stressed concrete sleepers and like beams : en
  • US2372547A - Shipbuilder's work assembling and aligning jack : en
  • USD140673S - Butcher s sanitary tool rack or similar article : en
  • US2372415A - Fluid-actuated brake : en
  • AU119716B2 - Method and apparatus for concentrating the heavier ingredients of an ore pulp or slurry : en
  • US2372200A - Precast concrete structure : en
  • USD140664S - Combined drilling and tapping machine : en
  • FR897696A - Gasifier : en fr
  • CH237046A - Process for the production of deep-drawn sheets from refinable aluminum alloys. : de en
  • US2372225A - Fruit and vegetable waxer : en
  • CA426343A - Heat exchanger manufacture : en fr
  • FR897561A - Process for the additional treatment of waste from viscose spinning baths : en fr
  • US2372564A - Burner control apparatus : en
  • GB568301A - Improvements in or relating to gauges for use in connection with internal bores : en
  • ES11173U - A safety nut (Machine-translation by Google Translate, not legally binding) : en es
  • US2372369A - Railway hatch cover and locking means therefor : en
  • CA426348A - Fluid control valve : en fr
  • CH237059A - Ball valve. : de en
  • GB568237A - Improvements in hypodermic injectors : en
  • ES169053A1 - PROCEDURE OF ELECTROLYTIC AND ELECTROSMOTIC CHARACTER, WITH REGULATED DEVELOPMENT, TO OBTAIN POROUS MASS OR BACTERICIDE ACTION FILTERS ON WATER OR LIQUIDS THAT TRANSFER THEM, ANYTHING THAT IS THE COMPOSITION OF THEM, MODIFIED PREVIOUSLY IN ITS INTERNAL STRUCTURE AND MADE SUITABLE FOR DRIVING THE ELECTRIC CURRENT : en es
  • FR897554A - Signal arm for direction indicators : en fr
  • FR897559A - Process for making leather substitutes based on polyamides : en fr
  • GB568259A - Improvements in and relating to evacuated electronic apparatus : en
  • US2372500A - Merchandise storage and dispensing rack : en
  • US2372299A - Synthetic rubber composition : en
  • ES11277U - A device of parallelepiped cardboard boxes with consolidation seal (Machine-translation by Google Translate, not legally binding) : en es
  • GB568377A - Improvements in or relating to inkers for printing presses : en
  • ES11169U - New valve for bottle nipples (Machine-translation by Google Translate, not legally binding) : en es
  • US2372494A - Inspection and layout apparatus : en
  • USD140676S - Grip positioner for golf club handles : en
  • ES11250U - Improved boat-sloop. (Machine-translation by Google Translate, not legally binding) : en es
  • ES169109A1 - APPARATUS FOR THE CONTINUOUS DISTILLATION OF TREMENTINA, MIERA FILTRADA AND DECANTAGE, OBJECT OF OBTAINING THE IMMEDIATE RESINANT PRODUCTS: COLOPHONY AND AGUARRAS030345 : en es
  • ES169007A1 - PROCEDURE FOR OBTAINING SOLUBLE INSECTICIDES IN WATER : en es
  • GB567994A - Improvements in and relating to straight bar knitting machines : en
  • ES11241U - Folding container to contain perfumery and pharmacy items (Machine-translation by Google Translate, not legally binding) : en es
  • US2372222A - Rivet : en
  • ES169044A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES169060A3 - IMPROVEMENTS IN THE CARVING MACHINES : en es
  • GB568265A - Improvements in or relating to wrap-thread feed mechanism for knitting machines : en
  • ES11011U - Radio receiver with figure of person or animal (Machine-translation by Google Translate, not legally binding) : en es
  • FR897634A - Extremely pure electrofused magnesia manufacturing process : en fr
  • ES169022A1 - DEVICE FOR THE MIXED PROPULSION OF AUTOVEHICULOS : en es
  • GB568302A - Improvements relating to cooker ovens : en
  • GB568366A - Improvements in and relating to air intake systems for the engines of aircraft : en
  • GB568287A - Improvements in or relating to telephone systems : en
  • US2372451A - Apparatus for measuring or indicating the roughnesses or undulations of surfaces : en
  • GB568337A - Improvements in or relating to refrigerating apparatus : en
  • GB568277A - Caster : en
  • GB568359A - Improvements in or relating to inkers for printing presses : en
  • US2372220A - Tractor propelled implement : en
  • DK63305C - High pressure lubricant. : da en
  • GB568251A - Improvements in or relating to carburetter air intake devices for internal combustion engines : en
  • FR897580A - Device for cold stamping of zinc : en fr
  • FR897756A - Improvements to processes and devices to facilitate the location of files or cards in a map library : en fr
  • ES169086A1 - PROCEDURE FOR THE MANUFACTURE OF HYGIENIC, CYLINDRICAL OR OVALED COMPRESSES : en es
  • ES169105A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • ES169061A1 - PROCEDURE FOR THE TREATMENT OF IRON MINERALS : en es
  • US2372481A - Helicopter : en
  • CH236965A - Clamping device for height-adjustable objects. : de en
  • ES169064A1 - PROCEDURE FOR MANUFACTURING A CLEANING LIQUID : en es
  • CA426337A - Vacuum cleaner appliance : en fr
  • FR897743A - Process for manufacturing complete fertilizers, granulated or not, based on urea produced starting from calcium cyanamide : en fr
  • US2372291A - Aircraft : en
  • CA426353A - Discharge lamp apparatus : en fr
  • CH237013A - Process for making photographic prints. : de en
  • GB568364A - Improvements in or relating to door catches and the like : en
  • US2372210A - Method of generating frequency modulated waves : en
  • US2372425A - Support arrangement for x-ray : en
  • FR897700A - Improvement in modulation systems for telecommunications : en fr
  • CA426437A - Wave transmission network : en fr
  • GB568317A - Improvements in or relating to lug straps for looms : en
  • FR897605A - Heating or cooling plates : en fr
  • FR897789A - Process for the manufacture of 2-alkoxy-5-nitro-anilines, optionally in combination with 2-alkoxy-4-nitro anilines, the alkoxy group containing more than two carbon atoms : en fr
  • FR897744A - Glass melting furnace : en fr
  • ES11276U - Cover-filing cabinet. (Machine-translation by Google Translate, not legally binding) : en es
  • FR897644A - Bowl stove : en fr
  • FR897776A - Manufacturing method of molded masses : en fr
  • ES167498A1 - PROCEDURE TO FIND OUT THE BIOLOGICAL ACTIVITY OF MEDICINES : en es
  • FR897775A - switching equipment for telecommunications systems : en fr
  • USD140686S - Design for a child s coat : en
  • FR897572A - Electrostatic deflector system for multiple oscillographs : en fr
  • US2372364A - Composition of matter and method of making same : en
  • US2372628A - Metal pouring device : en
  • CA426435A - Signalling system : en fr
  • GB568262A - An improved fluid pressure actuated remote control system : en
  • USRE22624E - Floor furnace : en
  • CA426350A - Power operated machinery control means : en fr
  • CH237027A - Leveling device. : de en
  • CA426357A - Electric valve circuit : en fr
  • CH237032A - Current transformer set for high primary currents. : de en
  • US2372440A - Process for the manufacture of compounds of the cyclopentano-polyhydrophenanthrene series : en
  • ES168578A1 - CHEMICAL PROCEDURE, WATER TREATMENT PLANT, ESPECIALLY THOSE INTENDED FOR VAPOR GENERATORS AND THEIR PROCESS OF OBTAINING : en es
  • ES11225U - An improved blade razor blade (Machine-translation by Google Translate, not legally binding) : en es
  • US2372355A - Hectograph blanket : en
  • US2372536A - Method of producing optical surfaces and the like : en
  • US2372591A - Method and means of cracking petroleum oils : en
  • FI20509A - Brandsäker vätskeisolator för elektrofiltrar : en fi
  • USD140684S - Design for a hand microphone : en
  • CA426361A - Loading machine : en fr
  • AU119721B2 - Improvements in or relating to self aligning bearings : en
  • CA426389A - Aviation trainer : en fr
  • ES168082A1 - CONVEYOR EQUIPMENT : en es
  • ES11253U - Box case for the conditioning and display of jars and suitable objects of all kinds. (Machine-translation by Google Translate, not legally binding) : en es
  • US2372212A - Electrical heating element : en
  • US2372340A - Filter and water purifier : en
  • US2372445A - Pipe line filter : en
  • CA426448A - Computing mechanism : en fr
  • CH236953A - Product for the destruction of the Colorado beetle. : en fr
  • US2372372A - Shopping cart : en
  • US2372307A - Temperature control : en
  • US2372343A - Fiber handling mechanism : en
  • US2372505A - Alkylation of aromatic hydrocarbons : en
  • CH237040A - Assembly device with clamping screw. : en fr
  • US2372490A - Ignition apparatus : en
  • US2372446A - Tall oil component separation : en
  • CH237006A - Stand control device for printing forms of letterpress presses. : de en
  • FR897629A - Improvements to the balancing of the pressure exerted on the films by the presser in cinematographic projection devices : en fr
  • ES169073A1 - PROCEDURE FOR OBTAINING MEANS OF IMPREGNATION FOR WHITE CLOTHING, CLOTHING AND SIMILAR CLOTHING : en es
  • FR897660A - Sheet-envelope : en fr
  • US2372482A - Closure : en
  • CA426338A - Brake mechanism : en fr
  • CH237000A - Soap-like skin wash. : de en
  • ES11272U - An electric ties iron (Machine-translation by Google Translate, not legally binding) : en es
  • CH237116A - Elastic wheel for vehicles. : en it
  • CH237115A - Device on motor vehicles to seal the engine compartment from below. : de en
  • US2372342A - Belt drive for machine tools : en
  • US2372483A - Freezing tray : en
  • USD140698S - Design for an overall : en
  • GB568341A - Improvements relating to outboard propeller mechanism for barges, scows and other vessels : en
  • GR10328B - ESTERAS KALOFONIOU ANTI LINELAIOU. : el en
  • ES11079U - Illuminating play helical course for illuminating projectiles. (Machine-translation by Google Translate, not legally binding) : en es
  • ES169056A1 - IMPROVEMENTS IN THE DEVICES FOR THE OBTAINING OF PHOTOCOPIES WITH AUTOMATIC ACCURATE ADJUSTMENT : en es
  • CA426408A - Methyl glucoside preparation : en fr
  • CH236982A - Heel with syringe catcher. : de en
  • CH237111A - Device for transporting objects. : de en
  • AU1970645A - Improvements in electrode structures for gaseous discharge tubes : en
  • CA426380A - Polishing system : en fr
  • GB568288A - New or improved derivatives from rubber or similar vulcanisable substances : en
  • CH237101A - Circuit arrangement influencing switching devices by means of capacitors. : de en
  • US2372538A - Flushing means for centrifugal pumps : en
  • US2372612A - Mining drill and bit : en
  • CA426423A - Telephone call transmitter : en fr
  • CA426443A - Pulp beater : en fr
  • ES169126A1 - DOUBLE GUIDE FOOT VALVE : en es
  • CH236995A - Process for the preparation of a new salt of an amino ester. : de en
  • US2372403A - Tractor cultivator : en
  • ES168279A1 - GASOGEN OF INVERTED FUEL : en es
  • ES169040A1 - PROCEDURE FOR THE MANUFACTURE OF MONOCLOROFENILMONOCLORONAFILTRICLOROETANO : en es
  • CH237125A - Process for the preparation of 4-amino-benzenesulfonisovalerylamide. : de en
  • CH237069A - Ejector arranged in the exhaust silencer of an internal combustion engine. : de en
  • CH236951A - Machine for making vessels from pressable material. : de en
  • ES169071A1 - HYDRAULIC EXTRACTOR WITH CLAMPS : en es
  • US2372195A - x p pressure gastge : en
  • FR897731A - Assembly device : en fr
  • GB568274A - Improvements in or relating to photographic enlarging apparatus : en
  • ES169084A3 - LOOSE LEAF BOOK RING MECHANISM : en es
  • CH237054A - Smoker's utensil. : en fr
  • US2372258A - Process for breaking petroleum emulsions : en
  • GB568266A - Improvements relating to control mechanism for apparatus operated by fluid under pressure : en
  • FR897598A - New twist toy : en fr
  • GB568276A - Adjustable caster : en
  • GB568281A - Improvements relating to metal spraying : en
  • GB568375A - Improvements in or relating to internal combustion engines : en
  • CA426381A - Sheet feeding machine : en fr
  • FR897734A - Anemotropic : en fr
  • US2372464A - Thermostat : en
  • FI20514A - Method for etching metals in nitric acid etching baths : en fi
  • FR897783A - Spinal rectifier and extensor apparatus : en fr
  • FR897687A - New food products based on cereals and legumes as well as their special manufacturing processes : en fr
  • CH237733A - Tillage machine. : de en
  • US2372397A - Starting and stopping power transmission mechanism : en
  • USD140691S - Design fob a bandana : en
  • GB568296A - Improvements in or relating to heat exchange devices : en
  • FR897590A - electrode for electric arc welding and capable of depositing high and very high tensile strength filler metal, but insensitive to thermal action due to welding operations : en fr
  • FR897632A - Process for the manufacture of a product derived from the protein materials of spoiled eggs, and product obtained by this process : en fr
  • US2372590A - High speed induction motor rotor : en
  • CH237055A - Pocket lighter with adjustable wick. : en fr
  • US2372497A - Fabric and method of making the same : en
  • US2372184A - Homing autopilot for aircraft : en
  • US2372277A - Nonluminous cigarette holder : en
  • US2372336A - Method of finishing edges of leather and the like goods : en
  • US2372347A - Grab : en
  • CA426308A - Seat support : en fr
  • CH236958A - Device for the production of ampoules from glass tubes. : de en
  • CH237017A - Eraser holder with adjustable eraser inserts. : de en
  • US2372402A - Interstitially coated compound and method of making the same : en
  • FR897749A - Hydraulic valve arrangement : en fr
  • US2372489A - Leak detector for electrolyte tanks : en
  • DK63298C - Procedure for the production of aldehydes and ketones. : da en
  • DK63320C - Procedure for Manufacturing Tubes. : da en
  • US2372430A - Camera : en
  • ES169031A1 - INSTRUMENT OF MEASUREMENT TO DETERMINE ANGLES : en es
  • US2372337A - Method of preparing starch derivatives : en
  • US2372519A - Magazine safety for automatic firearms : en
  • USD140694S - Design fob a suit ensemble : en
  • FI20511A - Genomlöpningsugn med svängbjälkotransport : en fi
  • ES169008A1 - SYSTEM OF MANUFACTURE OF VALVES FOR TEATS : en es
  • FR897553A - Mating contact : en fr
  • FR897654A - Fast freezing cabinet : en fr
  • GB568268A - Improvements in or relating to inflatable gaskets : en
  • US2372382A - Method of constructing safety inner tubes : en
  • FR897669A - gas purifier : en fr
  • GB568347A - Improvements in or relating to hydraulic shock absorbers : en
  • GR10331B - LIGHTING LIGHT OF VARIOUS LIGHTING INCREASE AND INCREASING THE LIFE OF HER LIFE. : el en
  • ES169118A1 - DEVICE APPLICABLE TO GOLLETERING AND ANALOG MACHINES FOR THE MANUFACTURE OF SYNTHETIC SPONGES : en es
  • FR897570A - Lighter fuel tank closure : en fr
  • FR897679A - Improvements to watertight doors of coke ovens : en fr
  • US2372621A - Ventilating fan : en
  • FR897656A - Device for protecting ships against torpedoes : en fr
  • FR897741A - Capacitive voltage transformer : en fr
  • FR897583A - Brake improvements for cycles : en fr
  • ES169017A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • US2372420A - Dynamometer : en
  • US2372438A - Electric circuit for motor vehicles : en
  • USD140677S - Schwinn tandem bicycle frame : en
  • USD140685S - Design for a microphone stand : en
  • US2372599A - Electrolytic cleaning and pickling of metal surfaces : en
  • US2372228A - High frequency tanks and resonant cavities : en
  • US2372463A - Charging mechanism for automatic firearms : en
  • FR897777A - Rotary divider control for harvesters : en fr
  • FR897754A - Mounting device for testing sensitive actuators : en fr
  • BE471524A - Unfired magnesite brick : en fr
  • ES169043A3 - MOVING MECHANISM SYSTEM FOR ELECTRIC PROJECTOR : en es
  • FR897585A - Manufacturing process for bituminous masses : en fr
  • CH237070A - Motor with dynamo and cooling air fan. : de en
  • USD140678S - Design for a frame for mirrors : en
  • CH236980A - Sole for sticking to shoe bottoms and process for their manufacture. : de en
  • ES11223U - A cardboard box (Machine-translation by Google Translate, not legally binding) : en es
  • GB568334A - Locking plates for screws : en
  • CH237022A - Method for preventing the penetration of gases, in particular poisonous gases, and the flames of flame throwers in tanks and bunkers, and device for carrying out the method. : de en
  • CH237043A - Power hammer. : de en
  • US2372362A - Cooker : en
  • CA426449A - Rain cape for sport or military purposes : en fr
  • US2372405A - Camera for color photography : en
  • US2372550A - Railway braking apparatus : en
  • US2372236A - Refractory composition : en
  • US2372455A - Cathode-ray tube : en
  • CH236955A - Device on garbage collection truck for emptying the garbage can. : de en
  • CH237078A - Device with a reciprocating part for converting mechanical into electrical impulses. : de en
  • FR897728A - Opacimeter : en fr
  • FR897767A - Improvement of collectors and similar switchgear made of carbon : en fr
  • GB568279A - Improvements in spectacles : en
  • IE17216L - Pre-stressed concrete sleepers : en
  • FR897645A - Economic creation and collection of vitamins from yeast : en fr
  • FR897638A - Direct heated cathode for cathode ray tubes : en fr
  • ES164903A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF SEAT CUSHIONS : en es
  • US2372380A - Railway truck structure : en
  • US2372388A - Toy bank : en
  • US2372474A - Attachment for tobacco transplanters and the like : en
  • US2372374A - Rotary recess milling device : en
  • USD140700S - Design fob a sealed beam lamp bulb : en
  • US2372496A - Cowl fastener : en
  • CA426300A - Piston ring manufacturing apparatus : en fr
  • US2372399A - Link belt cartridge loader : en
  • US2372466A - Nozzle for watering cans : en
  • CH237085A - Process for the production of fittings. : de en
  • ES169041A1 - PROCEDURE FOR THE MANUFACTURE OF DICLORO, DIFENIL, TRICLOROETANO : en es
  • US2372233A - Purification of fluid media : en
  • US2372553A - File band : en
  • CA426382A - Record controlled perforating apparatus : en fr
  • CA426369A - Radioactive alloy : en fr
  • USD140680S - Design for a garment hanger : en
  • US2372333A - Game : en
  • CH237124A - Process for the preparation of 4-amino-benzenesulfonbutyrylamide. : de en
  • CH236985A - Process for manufacturing a cheese, and cheese obtained by this process. : en fr
  • BE457657A - : en fr
  • BE458246A - Process for sensitizing silver halide emulsions : en nl
  • CH236950A - Potato harvester. : de en
  • AU993543A - Method and apparatus for concentrating the heavier ingredients of an ore pulp or slurry : en
  • CH237108A - Tube. : de en
  • CH236992A - Process for the preparation of epoxy-2,6-hexanol-1. : en fr
  • CH237035A - Device for adjusting the tonearm on speaking machines with automatic plate change. : de en
  • CH236968A - Double apron stretching system. : de en
  • US2372226A - Transmission device : en
  • ES169077A1 - PROCEDURE FOR THE MANUFACTURE OF FORNITURAS TO LINK BUTTONS : en es
  • CA426310A - Sheet paper edge detaching apparatus : en fr
  • CA426360A - Loading machine : en fr
  • CH236977A - Horizontal vacuum cleaner. : de en
  • US2372435A - Electrical control system : en
  • CA426440A - Battery separator : en fr
  • CA426295A - Bee comb foundation : en fr
  • US2372432A - Voltage regulator : en
  • US2372192A - Document reading microscope : en
  • US2372268A - Call transmitter : en
  • US2372282A - Electron discharge device : en
  • CH236957A - Process for preparing high mechanical strength concrete. : en fr
  • CA426349A - Power operated machinery control means : en fr
  • US2372462A - Cartridge feeding mechanism for automatic firearms : en
  • FR897689A - Improvements made to fuel injection systems for internal combustion engines, in particular for those forming part of a free-piston machine with variable stroke : en fr
  • DK63300C - Manual control device for reversible machines. : da en
  • ES11206U - New velodrome with expandable space track. (Machine-translation by Google Translate, not legally binding) : en es
  • US2372594A - Mounting for oscillatory members : en
  • FR897648A - Improvements in the assembly and coupling methods of electric motors with stator windings and multiple rotor : en fr
  • CA426330A - Tobacco pipe : en fr
  • FR897663A - Wood-burning gasifier : en fr
  • GB568231A - Device for measuring the thread tension on spinning machines, doubling frames and similar textile machines : en
  • GB568339A - A tap for controlling the supply of liquid, gas or steam : en
  • USD140669S - Combined key holder and identification device : en
  • CA426375A - Safety razor : en fr
  • US2372532A - Carburetor : en
  • US2372216A - Recap mold : en
  • GB568325A - Improvements in and relating to control means for pressure fluid containers : en
  • US2372619A - Variable spacing mechanism for typewriters : en
  • US2372615A - Ethers of styrene glycol : en
  • US2372292A - Filing cabinet : en
  • US2372528A - Depolymerization of styrene polymers : en
  • US2372202A - Bearing : en
  • US2372274A - Governor : en
  • ES8817Y - Bullfight toy. : en es
  • CH237137A - Hydrodynamic torque converter, in particular for motor vehicles. : de en
  • CA426416A - Railway car coupler attaching means : en fr
  • FR897786A - Container, bottle or similar object : en fr
  • US2372602A - Process for preparation of pentaerythritol : en
  • ES11219U - New lounge game (Machine-translation by Google Translate, not legally binding) : en es
  • GB568373A - Improvements in and relating to electrical circuit opening devices : en
  • CH237061A - Friction drive. : de en
  • FR897710A - Gas turbine cooled rotor : en fr
  • GB568340A - Improvements in or relating to the starting of internal-combustion engines : en
  • FR897746A - Device comprising at least one member mounted with elastic elements, intended for amplifying electrical oscillations : en fr
  • US2372527A - Depolymerization of ring substituted methyl styrene polymers : en
  • FR897702A - Differential mechanism, in particular for motor vehicles : en fr
  • ES169092A1 - PROCEDURE FOR OBTAINING A NEW PROPER MATERIAL FOR DECORATIVE RELIEFS : en es
  • GB568300A - High vacuum hot cathode tubes for large powers : en
  • FR897799A - Process for removing non-sulfonated constituents from sulfonation products : en fr
  • US2372346A - Photographic printing : en
  • US2372475A - Shuttle car : en
  • US2372264A - Bomb : en
  • ES11235U - Non-deformable shoulder and buttress. (Machine-translation by Google Translate, not legally binding) : en es
  • ES169111A1 - PERFECTED HOME SYSTEM FOR COMBUSTION OF ALL CLASSES INDISTINALLY : en es
  • FR897678A - Coke oven regulator valve : en fr
  • GB568295A - Improvements in or relating to cooling systems for internal combustion engines : en
  • ES168272A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • CH237014A - Blueprint machine with a main drive motor. : de en
  • ES168171A3 - PROCEDURE FOR THE MANUFACTURE OF ESSENTIAL PAPERS FOR BANK NOTES, CHECKS, POST STAMPS AND OTHER CREDIT DOCUMENTS : en es
  • CH237067A - Liquid fuel supply installation for combustion engines mounted on aircraft. : en fr
  • US2372178A - Conditioning resing glues : en
  • ES11244U - Urinary evacuation device for drainage after iliac ureterostomy. (Machine-translation by Google Translate, not legally binding) : en es
  • FR897662A - Belt clip and method of manufacture : en fr
  • CA426415A - Code signalling system for railways : en fr
  • CH236960A - Peat desiccation process. : en fr
  • US2372207A - Airplane landing gear : en
  • USD140674S - Design for a vanity box : en
  • US2372246A - Inside curing rim : en
  • CA426342A - Torque measuring tool : en fr
  • CH237120A - Reversing pole regulator circuit for machine operated in shunt circuit for regenerative braking for AC traction vehicles. : de en
  • CH237066A - Injection internal combustion engine. : de en
  • AU1099943A - Improvements in or relating to self aligning bearings : en
  • US2372227A - Closure : en
  • US2372314A - Electrostatic vapor condenser : en
  • CA426404A - Stamping and printing means for rubber goods : en fr
  • US2372298A - Flame hardening apparatus : en
  • US2372176A - Solvent separation of unsaturated hydrocarbon mixtures : en
  • CH236999A - Means for sealing containers. : de en
  • FR897661A - Use of infrared rays, and process for modifying the elasticity and thermoplasticity of films of chloride or vinyl chloro-acetate : en fr
  • GB568369A - Improvements in or relating to the preparation of histidine in aqueous solution or as di-hydrochloride : en
  • ES169083A1 - CELLULOSE MOLLING MACHINE, KNOWN BY DUTCH PILES CONTINUES UNI OR MULTISCALONADA, FOR THE PREPARATION OF CELLULOSE PASTA FOR THE MANUFACTURE OF PAPER, CARTON AND SIMILAR PRODUCTS : en es
  • CH237126A - Process for the preparation of 4-amino-benzenesulfonnicotoylamide. : de en
  • US2372560A - Valve mechanism : en
  • CA426318A - Handcart step or curb jack : en fr
  • US2372169A - Fuel-injection apparatus for internal-combustion engines and like purposes : en
  • FI20516A - Förfaringssätt förädling av Cellulosa : en fi
  • IE16714L - Boiler stove : en
  • CA426409A - Seismic prospecting method : en fr
  • FI20517A - Anordning för skydd mot nediswing av airflow : en fi
  • USD140670S - Design for a wall vase : en
  • CA426386A - Sound record making method : en fr
  • US2372251A - Welding rod holder : en
  • ES11229U - New multiple poster (Machine-translation by Google Translate, not legally binding) : en es
  • FR897719A - Method and device for cold drawing polyamide yarns : en fr
  • US2372583A - Collapsible top for motor vehicles : en
  • US2372511A - Power system including a rotary transformer : en
  • CH237082A - Graphite electrode in melting furnaces. : de en
  • ES169128A1 - MULTIPLE FILETA TO GIVE CONTINUOUS WORK IN THE URDIR MACHINES : en es
  • US2372229A - Sheet handling apparatus : en
  • FR897723A - Method and reproduction device for relief milling : en fr
  • US2372238A - Wind resisting lighter : en
  • US2372488A - Electroplating process : en
  • US2372209A - Printing medium : en
  • ES167291A1 - MACHINE TO UNFILL THE SOIL : en es
  • USD140650S - Design fob a shoe ok the uke : en
  • GB568309A - Improvements in or relating to rivetting and like machines : en
  • US2372437A - Filter medium : en
  • US2372279A - Cutter testing device : en
  • FR897762A - Photographic magnifier : en fr
  • US2372271A - Trailer hitch : en
  • ES11278U - Fruit press. (Machine-translation by Google Translate, not legally binding) : en es
  • US2372354A - Hectograph blanket and method of preparing same : en
  • FR897724A - Device for connecting heating elements for aircraft de-icing : en fr
  • ES11252U - Poles or construction pillars for use in buildings. (Machine-translation by Google Translate, not legally binding) : en es
  • GB568332A - Improvements in apparatus for drying tea and the like : en
  • FR897620A - Isolation arrangement for electric heaters : en fr
  • ES11260U - I plaster the medicated dressing. (Machine-translation by Google Translate, not legally binding) : en es
  • FR897715A - Small-format typewriters : en fr
  • US2372454A - Flask operating head : en
  • US2372614A - Box-magazine construction for repeating firearms : en
  • US2372635A - Safety razor : en
  • ES169099A1 - LIMITAFRAUDES APPARATUS : en es
  • US2372230A - Process of preparing building compositions : en
  • FR897675A - Improvements to short thread milling machines : en fr
  • US2372242A - Shears : en
  • USD140658S - Design fob a tumbler : en
  • CA426400A - Resistance welding machine : en fr
  • FR897758A - New rubber motor for toys : en fr
  • GB568257A - Improvements relating to book-binding devices : en
  • GB568346A - Improvements in or relating to inking method and apparatus for printing presses : en
  • ES11257U - Improved electric bell. (Machine-translation by Google Translate, not legally binding) : en es
  • ES11273U - Improved flags for decoration and decoration of interiors. (Machine-translation by Google Translate, not legally binding) : en es
  • FR897697A - Printing process on vegetable fibers of ether-salts of leuco-derivatives of sparingly soluble vat dyes : en fr
  • FR897747A - Receiver of t. s. f. comprising one or more coils with a sliding core : en fr
  • FR897621A - Continuously Variable Speed Transformer : en fr
  • US2372311A - Control mechanism : en
  • US2372326A - Fluid drive fob compressors : en
  • US2372416A - Variable-pitch airscrew : en
  • FR897780A - New dis- and polyazo dyes : en fr
  • US2372332A - Charge forming device : en
  • US2372370A - Printing composition : en
  • US2372468A - Knitted sock and method of making : en
  • US2372577A - Composition of matter and process : en
  • FR897784A - Device for measuring the peak value of variable voltages : en fr
  • FR897800A - Lock clasp with clasp opener for watch straps and adornment chains : en fr
  • ES169102A1 - SECURITY MECHANISM FOR GARROTE TELARES : en es
  • GB568363A - Improvements in or relating to inkers for printing presses : en
  • FR897578A - Electromagnetically operated release latch mainly for safety brakes in mining installations and the like : en fr
  • FR897742A - Capacitance voltage transformer : en fr
  • US2372515A - Automatic transmitter : en
  • ES11263U - Steering wheel for sewing machines. (Machine-translation by Google Translate, not legally binding) : en es
  • FR897706A - Main cylinder for pressurized fluid brakes : en fr
  • GB568299A - Improvements in or connected with conveyors for conveying material such as coal : en
  • US2372368A - Planer gauge : en
  • FR897698A - Differential centrifugal thruster : en fr
  • ES168347A1 - IMPROVEMENTS IN LSO DEVICES APRA THE HARD CHROME OF THE INTERIOR PARTS OF LSO TUBOS : en es
  • FR897576A - Electronic microscope : en fr
  • GB568308A - Improvements in apparatus for drying and airing clothes, blankets and the like : en
  • FR897759A - Muzzle brake of a gun : en fr
  • FR897791A - Synthetic manufacturing process of lactic acid nitrile : en fr
  • GB568248A - Improvements in or relating to baling presses : en
  • FR897626A - Product for making gaskets and lubricating moving parts : en fr
  • US2372410A - Process for the production of 2-oxazolines : en
  • US2372585A - Lift truck : en
  • US2372330A - Hair net : en
  • US2372243A - Volume limiter circuit : en
  • US2372208A - Gaseous discharge tube : en
  • ES169090A1 - PROCEDURE FOR OBTAINING A MEANS TO COMBAT PARASITES : en es
  • GB568230A - Improvements in or relating to the production of n.n -disecondary alkyl p-phenylene diamines : en
  • ES11279U - Sewing box. (Machine-translation by Google Translate, not legally binding) : en es
  • USD140690S - Design fob an eyeglass frame : en
  • GB568371A - Improvements in multitubular steam and hot water boilers : en
  • CH237128A - Process for the preparation of a new benzenesulfonamide derivative. : de en
  • USD140699S - Design fob a smoker s pipe : en
  • US2372204A - Tubular remote-control device : en
  • US2372270A - Ironing shoe : en
  • CA426397A - Washing machine : en fr
  • FR897779A - High voltage cable for ignition systems ensuring the operation of internal combustion engines : en fr
  • US2372418A - Apparatus for bending glass sheets : en
  • US2372597A - Dressing apparatus for formed grinding wheels and the like : en
  • ES11231U - Hat. (Machine-translation by Google Translate, not legally binding) : en es
  • USD140652S - Storage cabinet for toys : en
  • ES4436Y - A new boiler for radiator heating : en es
  • GB568238A - Improvements in or relating to circuit arrangements for gaseous electric discharge lamps : en
  • CA426319A - Sewer root destroying method : en fr
  • CA426355A - Circular electric lamp : en fr
  • US2372406A - Package and method of making same : en
  • ES169114A3 - PROCEDURE FOR MANUFACTURING STEPPED LENSES FOR PROJECTORS : en es
  • CH236952A - Cattle drinking bowl. : de en
  • CA426366A - Colouring material : en fr
  • US2372241A - Method of producing gears : en
  • FR897646A - Luggage rack with side bags, for cycles : en fr
  • FR897729A - Control and adjustment system for cycle brakes : en fr
  • CA426406A - Polyhydric alcohol purification : en fr
  • GB568241A - Improvements relating to grease lubricating devices : en
  • CH237103A - Method for directed wireless message transmission by means of a radio communication system, which is designed to reduce general and selective fading phenomena. : de en
  • CH237121A - Method for increasing the economic efficiency of single-phase alternating current traction vehicles with energy recovery. : de en
  • ES11262U - Perinºla perfecionada applicable to games of hall. (Machine-translation by Google Translate, not legally binding) : en es
  • ES169009A1 - IMPROVEMENTS INTRODUCED IN VERTICAL TYPE PARAFINATORS USED IN THE POINT GENERATION INDUSTRY : en es
  • ES169025A3 - COMPLETE EQUIPMENT FOR DENTAL CLINIC : en es
  • CA426414A - Code signalling system for railways : en fr
  • ES11177U - Fantasy purse or purse (Machine-translation by Google Translate, not legally binding) : en es
  • GB568272A - Improvements in observation windows, aids to vision, and the like : en
  • US2372385A - Closure setting mechanism for containers : en
  • US2372629A - Valve : en
  • CA426378A - Circuit breaker mechanism : en fr
  • US2372582A - Means of transmitting information : en
  • US2372215A - Method for separating glass sheets and the like : en
  • AU974943A - Cathode-ray tube plate assemblies : en
  • CA426431A - Wave transmission network : en fr
  • US2372335A - Air compressor : en
  • CA426428A - Impulse translating apparatus : en fr
  • US2372266A - Snap-in electric lamp plug : en
  • CA426383A - Engine starting system : en fr
  • CA426312A - Crimp fastener : en fr
  • CA426368A - Metal strand coating method : en fr
  • ES167756A1 - PALEROMECHANICAL : en es
  • US2372181A - Container : en
  • US2372476A - Livestock feeds : en
  • USD140651S - Design for a woman s shoe or the like : en
  • CH236990A - Process and furnace for the production of copper halides. : de en
  • CH237063A - Process and system for the simultaneous suction and delivery of air and water with a centrifugal pump. : de en
  • CH237130A - Process for the production of a new azo dye. : de en
  • CH236956A - Kettle for heating water. : de en
  • CH236984A - Fixed churn. : de en
  • US2372308A - Fire engine pump assembly : en
  • CA426303A - Bobbin reel : en fr
  • CH237037A - Timepiece. : en fr
  • CH237122A - Device for the production of staple fiber tops from endless artificial fiber ribbons. : de en
  • US2372187A - Building construction : en
  • CA426410A - Seismic prospecting apparatus : en fr
  • CA426433A - Signalling system : en fr
  • CH237041A - Process for obtaining superior quality steel products from ores and industrial residues. : en fr
  • ES11130U - Safety device to prevent the theft of bicycle pumps (Machine-translation by Google Translate, not legally binding) : en es
  • FR897768A - Tightening process on a hollow mandrel of hoses to be inflated to test them : en fr
  • DK63296C - Tin bushing, Tin ring or similar Tin body. : da en
  • FR897725A - Device for varying the pitch of the propeller blades of boats : en fr
  • FR897653A - Auxiliary support for tower : en fr
  • US2372457A - Method for packaging beverages : en
  • CH237129A - Process for the preparation of a new benzenesulfonamide derivative. : de en
  • CH237131A - Process for the production of a hardenable condensation product for electrical engineering. : de en
  • US2372517A - Method and apparatus for producing imitation pigskin articles : en
  • CA426367A - Tubular product : en fr
  • US2372237A - Process for converting dicyclopentadiene to cyclopentadiene : en
  • USRE22623E - Electric meter : en
  • CH237076A - Circuit breaker. : en fr
  • US2372247A - Propeller drive for marine vessels : en
  • CA426450A - Dim out material : en fr
  • CH237052A - Small dehydrator for fruit, vegetables or the like to be placed on stoves. : de en
  • CA426373A - Freezing tray : en fr
  • CH236975A - Preparations for the production of liquors for the simultaneous washing and bleaching of textiles. : de en
  • DK63309C - Procedure for the manufacture of a dry matter for sowing. : da en
  • DK63318C - Method and Apparatus for Sharpening Razor Blades. : da en
  • ES11249U - Special ampoule for direct application, sterile, aseptic and continuous jet in surgery. (Machine-translation by Google Translate, not legally binding) : en es
  • US2372168A - Production of metal hydrides : en
  • US2372205A - Dishwashing machine, primarily for household use : en
  • CA426354A - Vapour electric device : en fr
  • US2372514A - Multistage centrifugal separating apparatus : en
  • FR897593A - Fermentation process for wood sugar solutions containing xylose : en fr
  • US2372422A - Electron microanalyzer : en
  • US2372312A - Box or container : en
  • GB568333A - Device for testing the hardness or firmness of the ground, or for like purposes : en
  • US2372633A - Remote-control speed indicator : en
  • US2372290A - Method of filling and sealing metal containers : en
  • US2372352A - Container : en
  • USD140696S - Design for a pen section for a fountain pen : en
  • US2372484A - Felting method and machine : en
  • CH237002A - Mixture of linear polycondensation products and plasticizers. : de en
  • CH237065A - Two-stroke internal combustion engine, compression ignition. : en fr
  • US2372414A - Method of preparing a lubricating : en
  • CA426405A - Hydrocarbon distillate sweetening process : en fr
  • US2372301A - Aircraft : en
  • ES169108A1 - IMPROVEMENTS IN THE MANUFACTURE OF BELTS PULLEY DRIVE BELT, PREFERABLY FOR LSO AND TORCER HUSTS030345 : en es
  • US2372613A - Fire director for antiaircraft guns : en
  • ES167773A1 - PROCEDURE FOR OBTAINING TUNGSTIC ANHYDRICAL : en es
  • GB568245A - Improvements in and relating to oil supply installations and apparatus : en
  • US2372254A - Process for breaking petroleum emulsions : en
  • US2372259A - Process for breaking petroleum emulsions : en
  • US2372353A - Telephone system : en
  • US2372485A - Self-staking bushing and the like : en
  • US2372524A - Process for removing methyl phenylacetylene from ring substituted methyl styrene : en
  • CA426316A - Smoking device : en fr
  • US2372278A - Coffee container and measure : en
  • US2372587A - Sound insulation for fluid conduits : en
  • CH237048A - Method for fastening natural or synthetic soft or hard rubber. : de en
  • US2372616A - Type bar operating mechanism for typewriters : en
  • ES10349U - A moisture-preserving device (Machine-translation by Google Translate, not legally binding) : en es
  • DK63313C - Procedure with associated presses and presses for shaping dried fish, dried meat or other dried foodstuffs, consisting mainly of animal tissues. : da en
  • CH237011A - Objective turret cinematographic camera. : en fr
  • US2372636A - Metal bulletproof window : en
  • US2372398A - Rivet drill : en
  • ES169103A3 - IMPROVEMENTS IN THE AUTOMATIC LATHES FOR SCREWS : en es
  • AU129825B2 - Method and apparatus for electric heating and welding : en
  • CA426371A - Freezing tray : en fr
  • CA426299A - Cigarette package : en fr
  • CH236961A - Installation for indicating the exhaustion of the solid fuel in the tank of a gasifier. : en fr
  • CH237132A - Process for producing a synthetic resin. : de en
  • US2372627A - Apparatus for stretching cordage : en
  • US2372638A - Tractor operated sweep rake : en
  • USD140695S - Design for a pen point : en
  • US2372223A - Coupling device for camera attachments : en
  • FR897712A - Elastic wooden base : en fr
  • FR897714A - soap holder or other similar products : en fr
  • CA426351A - Knitting machine : en fr
  • CA426398A - Windshield wiper arm : en fr
  • CH237105A - Tube push-pull circuit. : de en
  • US2372321A - Procedure and apparatus for separating stainless steel particles from particles of abrasive material : en
  • CH237077A - Electrical protective device. : de en
  • US2372427A - Machine tool control : en
  • US2372543A - Stripping roll for long fiber feeders : en
  • US2372329A - Satellite teletypewriter switching system : en
  • US2372510A - Structural unit for aircraft and the like : en
  • US2372572A - Bowling alley : en
  • AU1100243A - Improvements relating to separable snap fastener installation : en
  • US2372328A - Electronic device : en
  • US2372404A - Suction cleaning apparatus : en
  • CA426323A - Coupling : en fr
  • CA426328A - Floatable stretcher : en fr
  • US2372193A - Producing and transmitting electromagnetic waves : en
  • USD140693S - Casing or similar article for plumbing fixtures : en
  • CH237090A - Process for atomizing chemical substances and device for carrying out the process. : de en
  • US2372182A - Container : en
  • US2372276A - Fluid fuel burner control apparatus : en
  • CH236978A - Sock holder. : en fr
  • CA426344A - Load weighing system : en fr
  • CH236976A - Horizontal vacuum cleaner with non-dust collecting filter bag. : de en
  • AU119713B2 - Self-energizing brake unit : en
  • CA426370A - Refrigerating apparatus : en fr
  • CH237094A - Method and device for the transmission of messages to be kept secret. : de en
  • FR897622A - Hand pump : en fr
  • CA426297A - Combined lighting and air conditioning system : en fr
  • FR897584A - Laminated wall containers : en fr
  • CA426392A - Dimethyl ester : en fr
  • GB568247A - Improvements relating to chucks suitable for taps, reamers and the like : en
  • CH236967A - Food can body. : de en
  • CH237088A - Process for the preparation of 1-phenyl-2-aminopropane. : de en
  • US2372286A - Oil screen : en
  • CA426422A - Accounting and filing system : en fr
  • CH237001A - Process for preparing a liquid soap containing detergent that can be used in the cold. : de en
  • FR897568A - Fixing device fitted with an expandable sleeve : en fr
  • US2372573A - Gas burner assembly : en
  • FR897761A - Refrigerator cabinet with absorption cooling device, which can be suspended : en fr
  • DK63303C - Hand welding device. : da en
  • CH237042A - Flux for melting down light metals and light metal waste. : de en
  • CA426317A - Steam heating apparatus : en fr
  • CA426379A - Tool controlling device : en fr
  • US2372413A - Welding gun : en
  • IE17701L - Multiplex impulse communication : en
  • CH237113A - Motor vehicle for public transport on road or rail. : en fr
  • CA426320A - Bed spring corner : en fr
  • US2372363A - Burner construction for cookers : en
  • US2372383A - Projectile : en
  • ES169021A1 - PROCEDURE OF SATURATION OF UNSATURATED HYDROCARBONS : en es
  • FR897773A - Device for improving the power factor and for stabilizing direct current arcs for the execution of chemical reactions : en fr
  • CA426445A - Coin operated typewriter control apparatus : en fr
  • GB568240A - Improvements in or relating to signal transmission systems : en
  • US2372529A - Electrical apparatus : en
  • ES8733Y - Tap without cable gland. : en es
  • GB568365A - Improvements in or relating to retractable wheel units for aircraft : en
  • CA426305A - Insect catcher : en fr
  • FR897691A - Cork tread : en fr
  • GB568316A - Improvements in detents or retaining means for the strikers of fuzes applicable to other spring-urged releasable devices : en
  • GB568331A - Improvements in means for providing drag in aircraft : en
  • ES11255U - Filter strainer. (Machine-translation by Google Translate, not legally binding) : en es
  • ES169032A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • AU637442A - Improvements relating to code transmitting devices for signalling systems : en
  • ES10744U - Buffer multicopista. (Machine-translation by Google Translate, not legally binding) : en es
  • US2372426A - Duplicator for machine tools : en
  • ES169091A1 - PROCEDURE FOR OBTAINING A MEANS TO COMBAT PARASITES : en es
  • CH237019A - Orientation board, especially for public buildings. : de en
  • US2372593A - Telemetering system : en
  • GB568349A - Improvements in or relating to inker mechanism for printing presses : en
  • FR897716A - Cooled gas turbine : en fr
  • ES161571A1 - PROCEDURE FOR MANUFACTURE OF NON-EXCITING BENDING TISSUES : en es
  • ES11234U - Rag discs for polishing machines (Machine-translation by Google Translate, not legally binding) : en es
  • ES169039A1 - PROCEDURE FOR THE MANUFACTURE OF DICLORO, DINAFTIL, TRICOLORCETANO : en es
  • US2372400A - Method of winding material : en
  • FR897676A - charge equalizer for coke ovens : en fr
  • ES9715Y - Perfected funnel. : en es
  • FI20520A - Toilet, bright and made of ceramic material : en fi
  • GB568372A - Improvements in memorandum and like pads : en
  • ES169078A1 - IMPROVEMENTS IMPROVED IN SUSPENSIONS WITHOUT FRICTION, FOR MOBILE EQUIPMENT OF MEASURING DEVICES, DEVICES OR ANALOG DEVICES : en es
  • FR897770A - Improvements to hot air blowing devices such as hair dryers : en fr
  • FI20513A - Skär-, spik- oc hyvelbar träplatta ävensom förfaringssätt för framställning av densamma : en fi
  • GB568258A - Process for treating cellulose with formaldehyde : en
  • GB568320A - Improvements in and relating to endless chain conveyors : en
  • GB568343A - Improvements in and relating to apparatus for the electrical precipitation of suspended particles from gases : en
  • US2372252A - Pivot for gravity meters : en
  • GB568291A - Improvements in or relating to heat exchange devices : en
  • ES11237U - Electric coffee maker without resistance (Machine-translation by Google Translate, not legally binding) : en es
  • US2372365A - Composition of matter and method of making same : en
  • ES169010A1 - IMPROVEMENTS INTRODUCED IN BENCINA LIGHTERS OR LIGHTERS : en es
  • ES169020A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF BURNERS FOR GASOLINE SHEET LAMPS : en es
  • FR897785A - Acids 4. 4'-Dihalogen-benzophenone-3. 3'-disulfonic acids and process for preparing these acids : en fr
  • GB568280A - Improvements in or relating to the manufacture of water resistant fuel briquettes : en
  • FR897736A - Weapon barrel with recoil amplifier : en fr
  • GB568312A - Improvements in or relating to devices for sharpening safety razor blades : en
  • FR897721A - Material for painting relief pictures : en fr
  • FR897573A - Method for airtight and watertight mounting of rectifier elements in a common box : en fr
  • FR897651A - Improvements to double compression balancer presses : en fr
  • US2372360A - Dispensing device : en
  • US2372580A - Railway traffic controlling apparatus : en
  • GB568271A - Abrasive paper : en
  • CA426315A - Electroplating apparatus : en fr
  • ES169130A3 - PROCEDURE FOR THE MANUFACTURE OF REMOVABLE SEATS : en es
  • GB568374A - Improvements in or relating to insulated flexible electric conductors : en
  • US2372339A - Self-loading firearm : en
  • GB568305A - Improvements in or relating to sparking-plugs : en
  • CH237008A - Process for printing a layer applied to a textile material as a carrier. : de en
  • ES11243U - Improved manometric apparatus (Machine-translation by Google Translate, not legally binding) : en es
  • GB568370A - Improvements relating to filtering apparatus and methods : en
  • USD140654S - Design fob a razor : en
  • ES11248U - Fan. (Machine-translation by Google Translate, not legally binding) : en es
  • US2372596A - Machine for generating fine pitch and other gears : en
  • ES11233U - Shorts for bath, sport and similar uses. (Machine-translation by Google Translate, not legally binding) : en es
  • FR897730A - Pinion to be hardened on the surface by means of induced electric currents : en fr
  • CH237058A - Double-walled hollow body with insulating material between the two walls. : de en
  • FI20515A - Papperspräglingskalander : en fi
  • US2372203A - Sintered metal article and process of making : en
  • US2372411A - Compounded lubricating oil : en
  • US2372250A - Combined engine cooling and jet propulsion means : en
  • FR897672A - Water evacuation device in washing, husking and other tanks : en fr
  • DK63304C - Solvent for Resins and other film-forming substances. : da en
  • FR897709A - Process for cooling gas turbine blades : en fr
  • CH237118A - Auxiliary propulsion device for cycles, particularly but not exclusively for bicycles. : en fr
  • GR10327B - METHOD FOR SEPARATION OF SULFUR FROM SULFURING FLOORS. : el en
  • FR897630A - Electric stove : en fr
  • US2372552A - Instrument for setting position of a tool for the grinding thereof : en
  • CA426314A - Ferrous metal coating and electroplating method : en fr
  • FR897611A - Contactor for electrical devices : en fr
  • GB568283A - Cinematographic and still picture projectors : en
  • ES11126U - Striking and coupling with interlocking to locks of any kind or to locks. (Machine-translation by Google Translate, not legally binding) : en es
  • US2372221A - Process of acetylating 2,3-butylene glycol with the impure acetic acid obtained from the pyrolytic decomposition of 2,3-butylene glycol diacetate to butadiene : en
  • US2372234A - Method of obtaining substantially pure interstitial-cell stimulating hormone : en
  • FR897607A - Air-condenser for the recovery of volatile products, such as by-products of wood carbonization or the like : en fr
  • US2372503A - Operating mechanism : en
  • ES11217U - Foldable and roll-up portable bed (Machine-translation by Google Translate, not legally binding) : en es
  • FR897677A - Insulating oven door protector : en fr
  • CH237087A - Process for the production of a powdery complex aluminum silicate for therapeutic purposes. : de en
  • US2372379A - Electron discharge device : en
  • ES169093A1 - APPARATUS INTENDED FOR THE EXTRACTION OF BLOOD AND OTHER PATHOLOGICAL HUMAN LIQUIDS : en es
  • GB568322A - Improvements in and relating to hydraulic moulding presses : en
  • ES167786A1 - PROCEDURE FOR THE CONSERVATION OF FRUIT AND SIMILAR DEZUMES : en es
  • DK63306C - Hood of concrete, reinforced concrete or similar material for the chimneys. : da en
  • ES169018A1 - GASIFICATION APPARATUS OF LIQUID FUELS TO OBTAIN AEROGEN GAS : en es
  • FR897772A - Process for splitting oily hydrocarbons or for hydrogenating under pressure coals, tars or mineral oils : en fr
  • GB568327A - Improvements in and relating to machines for testing and comparing the hardness of materials : en
  • BE458227A - Rolling mill, especially for jewelers : en fr
  • ES11242U - A closure (Machine-translation by Google Translate, not legally binding) : en es
  • ES169115A3 - PROCEDURE FOR PREPARING A REFRESHING DRINK : en es
  • GB588915A - Improvements in electromagnetic instruments for effecting synchronous movements : en
  • FR897652A - Alternative air pump with distribution by rotating spools : en fr
  • GB568314A - Improvements in the manufacture of alloys : en
  • CA426377A - Synthetic rubber composition : en fr
  • FR897757A - Improvements to dehydration processes by <boiling> potash alum : en fr
  • ES169012A3 - PROCEDURE FOR THE MANUFACTURE OF CIRCULAR MATCHES OF TAMPICO OR OTHER POLISHING TEXTILE FIBERS : en es
  • FR897764A - case : en fr
  • CH236988A - Process for accelerated and intensified aging of wines or musts. : de en
  • GB568351A - Improvements in or relating to projectiles : en
  • USD140665S - Design for a rotary lawn sprinkler : en
  • GB568254A - Improvements in and relating to thrust bearings : en
  • CH236993A - Process for the esterification of fatty acids with low molecular weight monohydric alcohols. : de en
  • US2372537A - Combined thermoelectric safety shutoff device and cock : en
  • GB568360A - Improvements in or relating to inkers for printing presses : en
  • CH237003A - Accounting facility for the so-called double-entry bookkeeping. : de en
  • US2372512A - Shingle cutter : en
  • US2372639A - Method of producing lens coating material : en
  • ES168322A1 - ABSORPTION REFRIGERATOR APPARATUS : en es
  • ES169085A1 - PROCEDURE FOR THE DESTRUCTION OF THE TURBUM AND THE OBTAINING OF FERTILIZERS FOR AGRICULTURE : en es
  • US2372218A - Pneumatic mattress : en
  • ES169066A3 - IMPROVEMENTS IN THE CONSTRUCTION OF HIGH VOLTAGE ELECTRIC CONDUCTORS FOR EXPLOSION ENGINES : en es
  • US2372419A - Selective null transmission circuit : en
  • US2372480A - Rotary pump : en
  • FR897750A - Process for matting dry-spun viscose rayon filaments : en fr
  • GB568362A - Improvements in or relating to inkers for printing presses : en
  • FR897569A - Partition plate and apparatus used in its manufacture : en fr
  • US2372478A - Work holder : en
  • ES11259U - A fountain feather feeding device (Machine-translation by Google Translate, not legally binding) : en es
  • FR897733A - Hand cigarette rolling device : en fr
  • USD140687S - Design fob a doll ob similar abticle : en
  • GB568286A - Improved method and means for ventilating aircraft gun turrets or other enclosures : en
  • ES169080A1 - SYSTEM OF CONSTRUCTION OF CEILINGS OF ARMED CEMENT : en es
  • FR897614A - Obtaining improved anthracene oils : en fr
  • FR897608A - Metallurgical treatment process for red sludge or residues from the chemical production of alumina : en fr
  • FR897623A - accordion screen for blind windows : en fr
  • GB568352A - Improvements in or relating to process of sizing paper, process of producing a precipitable paper-sizing material, and the precipitable sizing material resulting therefrom : en
  • ES169076A1 - PROCEDURE FOR THE MANUFACTURE OF PAPER, CARTONS, CARDBOARDS AND PROCEDURES ANALOGOS GLUED AND RESISTANT TO MANY HUMIDITY : en es
  • GB568344A - An improved optical focusing device, particularly for application to a photographic camera : en
  • US2372295A - Starting device for fluorescent tubes : en
  • US2372265A - Lady's undergarment : en
  • US2372348A - Elevator signaling system : en
  • CA426365A - Anti-deflection roll : en fr
  • CH237044A - Bench with multiple dies. : en it
  • US2372331A - Preset pressure can for frozen foods or the like : en
  • CA426324A - Rotary clipper : en fr
  • US2372260A - Grate bar : en
  • US2372179A - Governor : en
  • US2372396A - Car body construction : en
  • CA426302A - Circuit interrupter : en fr
  • US2372249A - Card filing equipment : en
  • US2372620A - Blind landing system using electromagnetic waves : en
  • US2372244A - Esters of acids of phosphorus : en
  • CA426340A - Metal article coating process : en fr
  • CH237005A - Steep view card index. : de en
  • CH237020A - Sports equipment. : de en
  • CH237057A - Process for manufacturing elastic cages for balls or rollers of bearings and cage obtained according to this process. : en fr
  • CA426424A - Selector switch : en fr
  • US2372630A - Manufacture of improved molded polyamide articles : en
  • AU119708B2 - Improved methods and apparatus for electric glass working : en
  • US2372392A - Charged liquid dispensing device : en
  • GB568336A - Improvements in or relating to protective control systems for electric motors : en
  • US2372592A - Fluid actuated double ended chuck spindle : en
  • CA426325A - Parenteral administration unit : en fr
  • CA426402A - Acid and derivative production : en fr
  • AU119706B2 - Improvements relating to code transmitting devices for signalling systems : en
  • FR897752A - Process for preparing acid dyes of the anthrapyrimidine series : en fr
  • CH237083A - Device for hanging objects by means of two hanging cords. : de en
  • US2372356A - Charge forming device : en
  • CH237028A - Device for transferring pressure from one liquid to another. : de en
  • US2372544A - Watering device : en
  • ES11247U - A new pneumatic device to apply to machines (Machine-translation by Google Translate, not legally binding) : en es
  • CA426347A - Shoe insole : en fr
  • US2372188A - Hydraulic remote control system : en
  • US2372393A - Control system : en
  • CH237099A - Circuit arrangement in telephone systems with several exchanges that can be switched in series. : de en
  • DK63299C - Procedure for Making Adermin. : da en
  • US2372606A - Testing instrument for testing water outlets : en
  • DK63319C - Procedure for Manufacturing Building Elements. : da en
  • ES11222U - Rocking hammock (Machine-translation by Google Translate, not legally binding) : en es
  • ES168334A1 - GROUP MOTOR GENERATOR FOR THE PRODUCTION OF ELECTRIC POWER : en es
  • FR897670A - Electric speedometer : en fr
  • FR897763A - Short-term phenomena recording device : en fr
  • CA426372A - Freezing tray : en fr
  • US2372603A - Apparatus for dispersing liquid : en
  • CA426359A - Abrasive article : en fr
  • CA426336A - Valve assembly : en fr
  • CA426362A - Milk bottle filling apparatus : en fr
  • CA426429A - Switching mechanism : en fr
  • CH237038A - Waterproof watch box. : en fr
  • ES169101A1 - DISC MARKING FOR THE UNIVERSAL TELEPHONE SYSTEM WITH RECTIFIER : en es
  • CH236970A - Ribbon loom. : de en
  • AU1101243A - An improved rabbit fumigator : en
  • ES169059A1 - MOLINO SYSTEM OF CEREALS AND MULTIPLE INDUSTRIAL MATERIALS : en es
  • FR897606A - Protective device for new or used tires mounted on wheels for all vehicles : en fr
  • FR897765A - Process for obtaining high-value high-speed steels : en fr
  • US2372452A - Hermetically sealed package : en
  • US2372548A - Clamp : en
  • US2372601A - Cord and method of making same : en
  • US2372409A - Process for preparing 2-oxazolines : en
  • US2372545A - Guard or baffle for fuel tanks : en
  • CA426384A - Electric switch : en fr
  • US2372285A - Silicate coated article and method of making same : en
  • US2372542A - Gas-operated lock for automatic recoil-operated weapons : en
  • US2372175A - Sewing machine : en
  • US2372604A - Dual duplicator : en
  • BE458224R - : nl
  • CH237133A - Process for the production of yarn carriers. : de en
  • USPP656P - Cherimoya tree : en
  • FR897739A - Longitudinally sealed electrical cable or conduit : en fr
  • FR897760A - Process for preparing an auxiliary product for the textile industry and product obtained : en fr
  • GB568275A - Method of treating copper and product thereof : en
  • GB568323A - Improvements in colour photography : en
  • FR897711A - Electron microscope, in particular overmicroscope, comprising one or more magnetic lenses in the form of through lenses : en fr
  • US2372539A - Carrier current apparatus : en
  • CA426321A - Engine valve : en fr
  • CH237016A - Line drawing board. : en it
  • ES168108A1 - MACHINE FOR THE TILLING AND THRILLING OF TREES : en es
  • FR897642A - Process and installation for the simultaneous production of solid and liquid fuels from a fuel such as wood : en fr
  • GB568253A - A method of producing photographic pictures on plates or panels formed of compressed wood fibres : en
  • GB568235A - Improvements in or relating to sound pick-up devices : en
  • US2372303A - Stop hinge : en
  • US2372443A - Correction of electromagnetic lenses : en
  • ES169127A1 - IMPROVEMENTS INTRODUCED IN THE MACHINES TO ROLL WIRE IN SPIRAL AND MANUFACTURE SPRINGS : en es
  • GB568367A - An improved motor, prime mover or pump : en
  • ES168568A1 - METHOD OF MANUFACTURING LOSERS FOR THE CONSTRUCTION : en es
  • GB568267A - Improvements in the direct air-cooling of aircraft engines : en
  • GB568355A - Process for the manufacture of d(+)-a,y-dihydroxy-ª‰,ª‰-dimethyl-butyric-acid-(hydroxy-alkyl)-amides : en
  • ES168362A1 - IMPROVEMENTS IN GASOGENOS LSO OF INVERTED COMBUSTION : en es
  • US2372267A - Electrical distribution system : en
  • ES167744A1 - PROCEDURE FOR OBTAINING TUNGSTIC ANHYDRICAL : en es
  • ES169089A1 - PROCEDURE FOR THE PREPARATION OF O-DIOXIAZOIC O-COLORANTS : en es
  • FR897636A - Improvements to pyrotechnic delay devices : en fr
  • CH236997A - Process for the production of a new azo dye. : de en
  • FR897613A - Safety lock : en fr
  • US2372623A - De-emulsifying agents : en
  • ES168222A1 - IMPROVEMENTS INTRODUCED IN THE PUBLIC DISTRACTION DEVICES DENOMINATED CARROUSELS- CABALLITOS FLADORES : en es
  • ES169087A1 - IMPROVEMENTS INTRODUCED IN THE INSULATION OF CARBON COLLECTORS : en es
  • FR897599A - Process for removing silicic acid from aluminate solutions : en fr
  • US2372501A - Attachment for sport or similar shoes : en
  • FR897635A - Release device for nuts, sprockets or freewheels : en fr
  • US2372196A - Holding brake : en
  • US2372439A - Garment bag : en
  • FR897732A - Method and device for refreshing or diamond coating profiled grinding wheels, in particular grinding wheels used in the manufacture of threads by grinding : en fr
  • GB568263A - Motor cycle front wheel fork : en
  • USD140682S - Design for a toy : en
  • CH237075A - Switchgear in which the busbars are housed in containers with a higher-quality insulating material compared to atmospheric air. : de en
  • US2372533A - Steam and water mixer : en
  • US2372173A - Projection screen : en
  • US2372263A - Presser foot for sewing machines : en
  • US2372316A - Dust collector : en
  • US2372504A - File cabinet : en
  • US2372407A - Typographical machine : en
  • CA426418A - Railway traffic controlling apparatus : en fr
  • CH237023A - Precision machine tool with automatic adjustment of its slides. : en fr
  • FR897684A - Improvements in the manufacture of concentrated magnesium hydroxide slurries : en fr
  • ES169046A1 - PACKAGING MACHINE AVENTADORA : en es
  • GB568234A - Improvements in or relating to apparatus for cutting internal screw threads : en
  • CH237102A - Power amplifier system. : de en
  • FR897619A - Improvements in processes for preparing derivatives of a hormone reducing blood sugar content : en fr
  • US2372624A - Method of preparing aliphatic oxyamines : en
  • ES169074A3 - IMPROVEMENTS IN THE PROCESS OF MANUFACTURING KNITTED GLOVES, LINED : en es
  • FI20519A - Anordning, särskilt för torkbehandling av material, som skall underkastas en långvarig behandlingsprocess : en fi
  • ES169072A3 - PROCEDURE FOR THE MECHANICAL OBTAINING OF WORKS DENOMINATED PORTUGUESE FILIGREE : en es
  • ES11271U - Table game based on balls that make different routes. (Machine-translation by Google Translate, not legally binding) : en es
  • ES169062A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • FR897589A - Oven sole formed of protruding bricks : en fr
  • ES11183U - A ticket that is given or distributed free of charge for advertising (Machine-translation by Google Translate, not legally binding) : en es
  • CH237092A - Inhaler. : de en
  • AU126606B2 - Improvements in or relating to resilient mounts : en
  • CH237073A - Holding device for tubes of a tube bundle. : de en
  • US2372608A - Target game : en
  • US2372359A - Luminescent target : en
  • CA426412A - Optical objective : en fr
  • US2372586A - Peanut harvester : en
  • US2372412A - Metal burial casket : en
  • CH237045A - Steel holder. : de en
  • US2372313A - Diarylamino-trianthrimides : en
  • US2372366A - Composition of matter and method of making same : en
  • CH237140A - Process for producing a layer-free insulating material. : de en
  • CH237117A - Bicycle lock. : de en
  • US2372444A - Gear finishing : en
  • US2372526A - Process for removing phenylacetylene from styrene : en
  • AU1965945A - Improvements in and relating to automotive vehicles : en
  • US2372556A - Shoe shining kit : en
  • US2372498A - Control system : en
  • CA426390A - Impulse generator : en fr
  • USD140648S - Design for a charm or similar article : en
  • AU119704B2 - Improvements in or relating to pipe couplings : en
  • US2372394A - Door header : en
  • DK63297C - Procedure for Induction of Physical and Chemical Processes. : da en
  • FR897558A - Contact switch, with movable contacts actuated, with respect to fixed contacts, in synchronism with the phase of the current : en fr
  • CA426432A - Negative feedback amplifier : en fr
  • CH237106A - Fire hazard alarm device for storage of bulk goods, in particular for haysticks. : de en
  • GR10329B - PAPER PUPPET THEATER. : el en
  • US2372351A - Bottle holder : en
  • US2372381A - Receptacle and closure : en
  • US2372502A - Inner tube radiation with internal metallic conduction : en
  • CA426395A - Engine petrol injection system : en fr
  • CH237097A - Device for the transmission and electrical storage of signs or characters. : en fr
  • FR897751A - Process for making furfurol resin-like bodies : en fr
  • GB568303A - Improvements in or relating to the casting of metals : en
  • DK63317C - Method for leveling valve pressure surfaces on valve rocker arms and clamping mechanism for grinding machines for practicing the method. : da en
  • GB568260A - Improvements in and relating to the concentration and desiccation of aqueous dispersions of gelatinising colloids and particularly aqueous dispersions of gelatin and glue : en
  • DK63312C - Cutter. : da en
  • ES169036A1 - METHOD OF MANUFACTURE OF SOAPS ADDING TO THE FATS OR OTHER RAW MATERIALS OF THE SAME BITOWNITE OR OTHER COLLOIDAL CLAYS : en es
  • GB568348A - Improvements in and relating to electric motor control systems : en
  • US2372499A - Combination stop and pusher : en
  • US2372231A - Frequency modulation system : en
  • FR897657A - Improvements to envelopes, letters without envelopes and similar articles : en fr
  • US2372584A - Process for reclaiming scrap vulcanized rubber : en
  • USD140649S - Design for an outsole or similar article : en
  • ES169088A1 - PROCEDURE FOR THE OBTAINING OF A NEW SUPERCARBURANTE BY DISTILLATION OF OLEORESINS : en es
  • FR897617A - Progressive closing device for vehicle doors or panels : en fr
  • GB568324A - Improvements in aeroplane flaps and operating mechanisms : en
  • DK63308C - Cheesecakes. : da en
  • GB568335A - Improvements relating to the preparation of moulding products and mouldings from cellulosic materials and artificial resins : en
  • US2372581A - Prevention of ice formation on aircraft : en
  • ES169901A2 - REMOVABLE CONCRETE MACHINE : en es
  • FR897745A - Rise for firearms : en fr
  • FR897787A - Radiant heated sheet in the steam generator firebox : en fr
  • CA426329A - Lathe way : en fr
  • US2372174A - Lighter for oil burner stoves : en
  • ES11227U - A roll of toilet paper (Machine-translation by Google Translate, not legally binding) : en es
  • CA426364A - Billet forging apparatus : en fr
  • US2372213A - Ultra-high-frequency tube : en
  • ES11254U - Device traps small insects and any other insects. (Machine-translation by Google Translate, not legally binding) : en es
  • FR897627A - Flexible vehicle tread : en fr
  • GB568285A - Improvements in the manufacture of carbon coated resistors : en
  • GB568264A - Method of preparing alpha-naphthylacetamide : en
  • GB568368A - A new or improved draught excluder : en
  • GB568356A - Improvements in or relating to inkers for printing presses : en
  • FR897649A - Metal parts, called <prisoners>, intended to be embedded in objects : en fr
  • GB568321A - Improvements relating to the alkylation of paraffins with olefines : en
  • US2372294A - Ornamental box : en
  • US2372578A - Bundle sealing machine : en
  • GB568328A - Improvements in apparatus for feeding fuel into continuous kilns : en
  • CA426394A - Sheet delivery apparatus : en fr
  • US2372325A - Feeding and orienting method and apparatus : en
  • GB568294A - Improvements in or relating to the prevention of ice formation on aircraft : en
  • US2372224A - Lining guide cam for necktie sewing machines : en
  • GB568376A - Improvements in or relating to inkers for printing presses : en
  • FR897609A - Method and apparatus for measuring very small electrical or mechanical time constants : en fr
  • ES11266U - Toothbrush. (Machine-translation by Google Translate, not legally binding) : en es
  • DK63315C - Disc wheels for Motor vehicles made by Rolling or Pressing. : da en
  • FR897781A - Sheet steel milling process : en fr
  • US2372470A - Machine tool with optical system : en
  • US2372309A - Method and means for air conditioning : en
  • ES11236U - Piece of concrete based on cork sawdust (Machine-translation by Google Translate, not legally binding) : en es
  • US2372450A - Electron optical instrument : en
  • US2372350A - Variable length propeller : en
  • CA426391A - Dimethyl ester : en fr
  • ES11215U - Darning egg. (Machine-translation by Google Translate, not legally binding) : en es
  • DK63307C - Procedure for obtaining fine-grained structure in magnesium or magnesium alloys. : da en
  • FR897577A - Insulation figure for controlling the aging of the solid dielectric of oil-fired electrical devices : en fr
  • US2372442A - Needle cushion : en
  • CH237086A - Dropper bottle. : de en
  • US2372239A - Manufacture of evaporated milk : en
  • US2372408A - Pressure snubber : en
  • CH237093A - Telegraph device. : en fr
  • US2372345A - Regulator : en
  • US2372563A - Fluxes for use in the treatment of light metals : en
  • US2372284A - Coated cement product and the manufacture thereof : en
  • US2372305A - Torch : en
  • US2372253A - Timer : en
  • US2372525A - Process for removing phenylacetylene from styrene : en
  • CH237050A - Grinding machine. : de en
  • US2372319A - Brake : en
  • AU1040643A - Improvements in telephoto methods and apparatus : en
  • CA426447A - Anti-aircraft gun fire director : en fr
  • US2372367A - Purification of zinc oxide : en
  • US2372486A - Burr-removing tool : en
  • US2372610A - Hydraulically supported balancing machine : en
  • US2372395A - Vehicle turn indicator : en
  • US2372625A - Gear : en
  • ES169123A1 - IMPROVEMENTS IN THE MANUFACTURE OF MOUNTS FOR GLASSES : en es
  • US2372315A - Antirecoil device for firearms : en
  • US2372507A - Swaging machine : en
  • CA426411A - Rubber waste processing : en fr
  • CA426326A - Heating and ventilating system : en fr
  • US2372327A - Eiring-control mechanism : en
  • ES11218U - Combinable button. (Machine-translation by Google Translate, not legally binding) : en es
  • AU1981145A - Method and apparatus for electric heating and welding : en
  • CA426307A - Shoe : en fr
  • CH237031A - Electrical quotient measuring device with three fixed field windings and a rotary magnet. : de en
  • ES166834A1 - PROCEDURE WITH THE CORRESPONDING DEVICE, CALCING, TOASTING AND CONCRETIONING MATERIAL OF ALL KINDS AND ESPECIALLY GROSS CEMENT, IN THE ROTATING TUBULAR OVEN : en es
  • CH237018A - Device for displaying radio programs. : de en
  • FR897738A - equipment for gluing wooden objects or other materials : en fr
  • DK63311C - Apparatus for hydraulic gears, in particular for motor vehicles. : da en
  • US2372219A - Reamer : en
  • US2372632A - Finishing seam and method : en
  • ES169033A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF MOVED BAGS BY HYDRAULIC PRESSURE : en es
  • CH237004A - Roller curtain. : de en
  • US2372531A - Machine for making recesses in steel tool shanks : en
  • US2372631A - Relief valve : en
  • US2372320A - Hydrocarbon alkylation process : en
  • CH236987A - Process for making beer. : de en
  • CH237068A - Light metal pistons on internal combustion engines, with one-sided resilient sliding shoe. : de en
  • USD140661S - Design for a scaef : en
  • US2372262A - Telephone station circuit : en
  • CA426313A - Harmonica : en fr
  • CA426419A - Torpedo signal for railways : en fr
  • US2372569A - Corn harvester : en
  • CA426425A - Telephone system : en fr
  • FR897588A - Quenching furnace with heating and cooling device : en fr
  • GB568318A - Anti-foam agents : en
  • DK63301C - Brake bar system for achieving a uniform brake pad pressure by three-axle, articulated frames for trams. : da en
  • US2372387A - Sign display frame : en
  • US2372600A - Distribution system regulator : en
  • US2372618A - Combined air filter and silencer : en
  • US2372459A - Tractor plow hitch : en
  • CH236974A - Machine for mending knitted, knitted and woven goods. : de en
  • US2372508A - Electrical perforation of paper and other fabrics : en
  • US2372436A - Controlling means : en
  • CH236962A - Electrically heated cooking vessel. : de en
  • FI20507A - A method of making alcohol using sulfite waste solution or wood sugar wort : en fi
  • FR897753A - Adhesive : en fr
  • FR897659A - Metal base for carbonising furnace : en fr
  • FR897726A - Direction finding system based on phase measurement : en fr
  • USD140689S - Design for a suit : en
  • FR897567A - Closing device, especially for small flexible ducts : en fr
  • FR897616A - Improvements to electrically operated shutters, in particular intended for chi-ray devices : en fr
  • ES11258U - Adjustable automatic switch, applicable to all thermoelectric devices in which steam is generated. (Machine-translation by Google Translate, not legally binding) : en es
  • FR897552A - Cabinet for the classification and conservation of microfilms : en fr
  • FR897703A - ejector for automatic firearms : en fr
  • GB568232A - Titanium oxide pigment production : en
  • CH237119A - Single axle drive. : de en
  • FR897603A - Bolt locking at front end for machine gun : en fr
  • SE113637C1 - : en
  • US2372540A - Preparation of aldol : en
  • US2372617A - Method of producing composite panels : en
  • ES169006A1 - DEVICE OF MECHANICAL, ELECTRIC AND HYDRAULIC COMBINED ACTIONS, FOR THE IMPULSION OF THE LANZARDS IN THE TELESCOPES : en es
  • FR897587A - Further training in the manufacture of branch and branch distributors and circuit breakers : en fr
  • ES168132A1 - MECHANICAL DEVICE FOR A TOY BASED ON TORERO Y TORO : en es
  • FR897794A - Device for the perfect use of fuel in fire-tube boilers and similar devices : en fr
  • FR897560A - Process for making synthetic asphalt : en fr
  • US2372557A - Quick-release harness construction : en
  • US2372433A - Moldable plastics composition and method of preparing same : en
  • ES11245U - Peine. (Machine-translation by Google Translate, not legally binding) : en es
  • US2372283A - Fluid atomizer : en
  • US2372304A - Commutator slotting device : en
  • US2372595A - Concrete consistency meter : en
  • GB568273A - Improvements relating to water tube steam boilers : en
  • US2372261A - Metallic arc welding : en
  • FR897680A - Heather broom fitted with an assembly device allowing the handle and the broom to be interchanged : en fr
  • US2372198A - Production of valuable hydrocarbons : en
  • US2372456A - Check valve : en
  • FR897722A - Sealants and compositions to be applied with a knife : en fr
  • AU128702B2 - Improvements in electrode structures for gaseous discharge tubes : en
  • US2372191A - Vacuum pump : en
  • US2372378A - Self-aligning pulley : en
  • CA426401A - Rubber waste reclaiming process : en fr
  • GB568307A - Rotary reciprocating pump : en
  • FR897658A - Heating appliance capable of operating either simultaneously or separately on gas and electricity, and where the gas burner system is located in the center of the electric heating system : en fr
  • CH237056A - Lighter for cigarettes and cigars. : de en
  • ES10875U - Closing system for general use, especially for garments. (Machine-translation by Google Translate, not legally binding) : en es
  • ES11270U - Cork disk for plugs and other applications. (Machine-translation by Google Translate, not legally binding) : en es
  • ES8526U - Automatic closing for doors, windows and similar. (Machine-translation by Google Translate, not legally binding) : en es
  • US2372214A - Sway brace : en
  • US2372401A - Mechanical razor : en
  • DK63302C - Coupling for Overload Protection of Electrical Circuits. : da en
  • US2372167A - Match package : en
  • GB568306A - Improvements in or relating to electrical resistances : en
  • US2372389A - Method of and apparatus for indexing dials : en
  • US2372417A - Fluid control : en
  • US2372349A - Animated book : en
  • US2372429A - Spark plug : en
  • FR897618A - Drag reduction system on mobiles moving in a fluid : en fr
  • FR897692A - Improvements to metal surface stripping or degreasing processes : en fr
  • GB568354A - Improvements in vacuum pans, evaporators, digesters and the like apparatus : en
  • CA426304A - Reading lamp : en fr
  • ES11159U - Gasket for adjusting the discharge pipes to the toilet bowl (Machine-translation by Google Translate, not legally binding) : en es
  • ES169015A3 - AIR COMPRESSION LOADING STYLE BOOM SYSTEM : en es
  • FR897686A - Process for the preparation of readily water-soluble derivatives of p-aminobenzolsulfamide : en fr
  • GB568243A - Improvements relating to electric cable heating elements : en
  • ES11268U - Bottle with safety valve cap for carbonated drinks and similar at low pressure. (Machine-translation by Google Translate, not legally binding) : en es
  • CA426322A - Vitreous object decorating method : en fr
  • CH237025A - A method used to determine the azimuthal direction in which a phase comparison of two oscillations of the same frequency obtained by demodulation takes place on the receiving side. : de en
  • AU130717B2 - Improvements in and relating to automotive vehicles : en
  • US2372465A - Means for improving the electronic exposure of photographic emulsions : en
  • US2372520A - Interlinked plate structure : en
  • US2372523A - Pump : en
  • USD140683S - Slider body for slide fasteners : en
  • US2372558A - Safety belt : en
  • US2372453A - Electric machine : en
  • IE17784L - Liquid fuel burners : en
  • FR897563A - Improvements to testing devices by exploring tolerances on the length of parts : en fr
  • ES169094A1 - PROVISION FOR COUPLING A DRIVER OR HIGH FREQUENCY LINE, ROTATING AROUND ITS LONGITUDINAL AXIS : en es
  • US2372318A - Thread severing device for sewing machines : en
  • CH237110A - Collapsible harass with a removable bottom. : de en
  • FR897699A - Relaxation circuit for measurement and telemetry : en fr
  • FR897735A - Device serving as a mechanical seal for high pressure centrifugal pumps : en fr
  • FR897798A - Process for preparing quinones : en fr
  • GB568292A - Treatment of hydrate-forming gases : en
  • CA426407A - Cable oil : en fr
  • FR897666A - Improvements in injection molding of hollow parts with internal groove : en fr
  • FR897740A - Synchronously controlled on-load switch for regulating transformers and the like : en fr
  • US2372516A - Machine for forming material : en
  • US2372235A - Preserving rubber : en
  • GB568252A - Improvements in or relating to liquid ring pumps : en
  • ES167531A1 - DEVICE FOR REFRIGERATING THE COMPRESSION CHAMBER OF AIR AND GAS COMPRESSORS : en es
  • FR897555A - Load body for mixtures based on natural or synthetic rubber : en fr
  • ES168921A3 - PROCEDURE FOR OBTAINING PREPARATIONS THAT ENSURE THE VITALIZATION OF THE HAIR IN ITS VARIOUS TREATMENTS : en es
  • FR897793A - Process for obtaining a low-boiling gas, in particular for obtaining methane from coke oven gas : en fr
  • CH237107A - Shoulder strap. : de en
  • ES169055A1 - MACHINE FOR THE QUICK TREATMENT OF SKINS TO THE BATAN, COMPLEMENTED BY ELECTROOSMOSIS, WITHIN THE SAME BATAN : en es
  • ES11211U - Automatic device n, which, simply by stepping on the accelerator, provides the necessary and sufficient air for combustión engines to burn gas alone, and in diesel types mixed with 20 to 25 per cent of foreign fuel. (Machine-translation by Google Translate, not legally binding) : en es
  • GB568244A - Improvements in honing and lapping machines : en
  • ES11135U - Corkscrew packaging device with crown cap. (Machine-translation by Google Translate, not legally binding) : en es
  • ES11232U - Variable reducing resistance for protection of radio reception devices. (Machine-translation by Google Translate, not legally binding) : en es
  • CA426374A - Porous metal body manufacture : en fr
  • CH237074A - Electrical facility. : de en
  • ES169016A1 - NEW CONSTRUCTION PROCEDURE : en es
  • ES169049A1 - PROCEDURE FOR OBTAINING SALICIPIRIDINOLACTIC ACID : en es
  • US2372530A - Gas analysis apparatus : en
  • GB568319A - Improvements in or relating to optical objectives : en
  • CA426444A - Electric cable liquid leak preventing means : en fr
  • ES11238U - Armchair with or without arms that flush with its twin, superimposing it. (Machine-translation by Google Translate, not legally binding) : en es
  • CH237010A - Device for automatically forming the loops of the film in a cinematographic device. : en fr
  • AU125859B2 - Ultrahigh frequency tuning apparatus : en
  • CA426421A - Coded signalling system for railways : en fr
  • CA426438A - Sealed apparatus manufacture : en fr
  • CA426335A - Printing machine : en fr
  • CH236981A - Footwear. : en it
  • CH237072A - Steam power plant with regenerative feed water preheating and distillation of water. : de en
  • CH237139A - DC power transmission system with converters at the ends of the transmission line. : de en
  • GB568242A - Improvements in or relating to suction cleaners : en
  • CH236991A - Process for the preparation of an oxidation product of furan. : de en
  • FI20508A - Borste eller kvast : en fi
  • FR897641A - Improvement in the preparation of iodine, in particular its extraction and that of algin from marine plants : en fr
  • CA426427A - Telephone system : en fr
  • CH237127A - Process for the preparation of 4-amino-benzenesulfondodecanoylamide. : de en
  • FR897612A - Improvements to accounting devices for manual duplication : en fr
  • FR897720A - Process for manufacturing microporous vulcanizates : en fr
  • ES11230U - Wooden handle (Machine-translation by Google Translate, not legally binding) : en es
  • ES168903A1 - SHAVING MACHINE TO WHICH ALL NORMAL KNIVES CAN BE ADAPTED : en es
  • ES8734Y - Extendable and adjustable hanger for all kinds of garments. : en es
  • FR897664A - Machine for placing wooden footings : en fr
  • FR897625A - Remote-controlled electro-mechanical combiner for switch station : en fr
  • CA426363A - Bottle cap : en fr
  • FR897565A - Gear change mechanism, operated entirely with the feet, for cycles and similar vehicles : en fr
  • GB568338A - A retaining means for badges, brooches, ornaments and the like : en
  • US2372256A - Process for breaking petroleum emulsions : en
  • CH236998A - Process for the production of an adhesive from synthetic high molecular elastic film formers. : de en
  • FR897681A - Articulated and collapsible building frame : en fr
  • FR897682A - Apparatus for using acetylene (or other gas) in internal combustion engines : en fr
  • GB568282A - Improved means for preventing premature opening of vessels under pressure : en
  • US2372197A - Production of valuable hydrocarbons : en
  • US2372487A - Star identifier : en
  • GB568353A - Tubeless pneumatic tire assembly : en
  • FR897557A - Calendar enhancements : en fr
  • CH237064A - Impeller for axial flow water turbines, pumps and ship propellers. : de en
  • FR897586A - Device for mining coal and other minerals : en fr
  • US2372324A - Automatic sprinkling system : en
  • FR897650A - Continuous rectifier : en fr
  • FR897797A - Process for preparing dyes for vats : en fr
  • USD140663S - Infant s sleeping garment : en
  • FI20510A - The formulation for the formulation of high molecular weight amino acids is polyanhydride and i am substituted with substituents derived from the form of the basic basic character. : en fi
  • FR897665A - Elastic head mallet : en fr
  • ES167571A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF WAXED TAPES FOR SOUND PRINTING THROUGH MECHANICAL INSCRIPTION OF SOUND : en es
  • US2372344A - Signal transmission system : en
  • USD140668S - Design fob an automobile tire : en
  • US2372377A - Rain separator for automobile ventilating devices : en
  • US2372626A - Internal cutting device : en
  • FI20518A - Skida med löpbana försedd med metallkanter : en fi
  • CA426309A - Directional signal for automobiles : en fr
  • USD140675S - Design fob a shoe sole : en
  • ES169034A1 - METHOD TO PRODUCE FLOATING SOAP : en es
  • FR897551A - Improvements to cursors for caliper rulers and similar instruments : en fr
  • US2372317A - Printing point indicator : en
  • AU119707B2 - Improvements in or relating to woven, knitted or lace fabrics and yarns therefor : en
  • CH237039A - Device for fixing a watch movement in a waterproof case. : en fr
  • US2372622A - Manufacture and production of artificial threads, filaments, and the like : en
  • ES168929A1 - DEVICE FOR AUTOMATIC CHANGE OF VIA WIDTH, APPLICABLE TO ALL KINDS OF RAILWAY WAGONS : en es
  • GB568284A - Improvements in and relating to the generation of cylindrical prism diamonds : en
  • US2372579A - Speed governor : en
  • ES169070A1 - PERFECTED GASOGENO APPARATUS : en es
  • US2372375A - Pump for use in hydraulic transmission of power : en
  • US2372546A - Zinc base alloy : en
  • CH237060A - Aus or Flow barrier for flowing media. : de en
  • CH237136A - Jig. : de en
  • ES169048A1 - PROCEDURE THAT ALLOWS THE COLORFUL GRAPHITE TO BE OBTAINED : en es
  • US2372391A - Container closure : en
  • USD140703S - Design for a combined shoe sole and heel : en
  • US2372566A - Fastening device : en
  • CH237135A - Mass-locked automatic firearm. : de en
  • CA426333A - Paper tube winding machine : en fr
  • CA426393A - Dialkyl ester : en fr
  • CA426442A - Electric flash welding machine : en fr
  • US2372565A - High viscosity cellulose propionate and method of making : en
  • CH236973A - Fabric holder for hand sewing. : de en
  • CA426339A - Oxygen-bearing ore flotation method : en fr
  • CA426345A - Load weighing system : en fr
  • FR897701A - Process for the preparation of oxyalkyl amides of d (+) alpha, gamma-dioxy-beta, beta-dimethyl-butyric acid : en fr
  • FR897748A - Device for obtaining stabilization of the film feed speed in sound film cameras and reproducers : en fr
  • ES169011A1 - SECURITY MECHANISMS APPLICABLE TO MECHANICAL TILES : en es
  • FR897717A - Process for coating parts intended for performing rotational movements : en fr
  • FR897782A - Vertebral self-extensor apparatus : en fr
  • AU801543A - Self-energizing brake unit : en
  • ES164753A2 - IMPROVEMENTS MADE WITH THE PURPOSE OF THE PATENT : en es
  • US2372281A - Dispenser and control for the same : en
  • US2372172A - Rotary plow : en
  • CA426332A - Paper strip gluing apparatus : en fr
  • AU119705B2 - Improvements relating to separable snap fastener installation : en
  • CA426301A - Liquid circulating system and heating means : en fr
  • CH236996A - Process for the preparation of a new monoazo dye. : de en
  • AU827843A - Improvements in or relating to pipe couplings : en
  • CA426294A - Bee comb foundation : en fr
  • CH237049A - Device for profiling a grinding wheel, more particularly a grinding wheel intended to grind the threads of screws at large pitch. : en fr
  • CH237114A - Motor vehicle with elastically mounted engine transmission block. : de en
  • US2372458A - Coat hanger : en
  • CA426417A - Selenium type rectifier : en fr
  • CH237079A - Device to protect switching points during the closing process. : de en
  • CA426420A - Coded signalling system for railways : en fr
  • CH237141A - Earth fault protection device for alternating current generators. : de en
  • CA426385A - Surface roughness measuring apparatus : en fr
  • BE458442A - : en fr
  • CH237024A - Optical device for surface inspection. : de en
  • FR897771A - Lacquer for electrical insulation : en fr
  • FR897596A - Clutch device : en fr
  • US2372518A - Centrifugal type compressor : en
  • CH237015A - Multi-color filler pencil. : de en
  • FR897795A - Optical articulation : en fr
  • CA426341A - Railway brake : en fr
  • AU119710B2 - Improvements in telephoto methods and apparatus : en
  • CA426356A - Coating composition : en fr
  • USD140671S - Design for an umbrella bag : en
  • US2372371A - Evaporating disseminator : en
  • CA426327A - Power hoist : en fr
  • US2372240A - Method of producing gears : en
  • AU1857845A - Ultrahigh frequency tuning apparatus : en
  • US2372376A - Boring head : en
  • FR897602A - Bobbin thread guide : en fr
  • CA426346A - Scabbard and sheath : en fr
  • US2372589A - Circuit interrupter : en
  • USD140653S - Carrier for hearing-aid or battery : en
  • CH237081A - Device for cooling the anode of a discharge tube. : de en
  • CH237096A - Arrangement for level control in carrier current systems. : de en
  • CH237084A - Vacuum-tight current introduction through quartz glass or quartz-like glasses and process for their production. : de en
  • ES11251U - Chain applicable to wooden blinds. (Machine-translation by Google Translate, not legally binding) : en es
  • FR897685A - Fluorescent products and method of manufacturing such products : en fr
  • GB568246A - Improvements in adjustable stop means for accounting and like machines : en
  • CH236954A - Rail butt bridge. : de en
  • CH237034A - Calculating device for determining a decisive variable in machining. : de en
  • CA426293A - Bee comb foundation : en fr
  • CH237012A - Photosensitive material and method of making the same. : de en
  • CH237100A - Bay for telecommunications equipment. : en fr
  • CH237033A - Zero setting device for counters arranged coaxially in a counter slide, in particular on sprocket calculating machines. : de en
  • CA426388A - Aviation trainer : en fr
  • CA426387A - Disc brake : en fr
  • US2372473A - Link and chain forming mechanism : en
  • US2372431A - Hinge : en
  • USD140702S - Combination cabinet and table : en
  • CH236969A - Warping machine. : de en
  • ES8235Y - A new radiator for heating and cooling : en es
  • US2372472A - Internal-combustion engine : en
  • USD140688S - Design for a doll or similar article : en
  • ES11216U - Clamp for hoses and other uses. (Machine-translation by Google Translate, not legally binding) : en es
  • CH237098A - Circuit arrangement in telephone systems with several exchanges in series. : de en
  • CH237123A - Process for the preparation of 4-amino-benzenesulfonpropionylamide. : de en
  • US2372469A - Syringe : en
  • US2372493A - Gauge : en
  • US2372461A - Apparatus for placing gravel in wells : en
  • US2372598A - Ethylene sulphide reaction products of guanidine : en
  • CA426403A - Bead forming and printing device : en fr
  • CA426358A - Shot shell : en fr
  • CA426441A - Cylindrical plug gauge wear testing device : en fr
  • BE458180A - : en fr
  • CA426396A - Wrapping machine web feed : en fr
  • CA426436A - Thermionic relay circuit : en fr
  • US2372509A - Press for automotive vehicle housings and associated parts : en
  • ES169035A1 - CONNECTING DEVICE TO AVOID THE DESTRUCTION OF THE EMITTERING VALVES WITH ELECTRIC SHOCK : en es
  • ES11274U - Electric iron without laces (Machine-translation by Google Translate, not legally binding) : en es
  • FR897637A - Improvement in interconnection devices between electrical elements : en fr
  • FR897727A - Device for imparting a reciprocating motion to a film in the developing bath : en fr
  • CH237021A - Cartridge for firing smooth-running projectiles. : de en
  • CA426331A - Bottle holder for infants : en fr
  • CA426399A - Shoe sole : en fr
  • CH237089A - Process for the production of a root filler which hardens by self-polymerisation in the tooth root. : de en
  • AU119709B2 - Cathode-ray tube plate assemblies : en
  • CA426430A - Communication system : en fr
  • CH237104A - Electrical circuit including discharge lamps. : en fr
  • GB568239A - Improvements in or relating to indicating systems : en
  • CA426413A - Railway traffic controlling apparatus : en fr
  • US2372269A - Theft resisting nut and wrench combination : en
  • US2372434A - Tension-measuring instrument : en
  • CH236972A - Equipment on zigzag sewing machines, especially for the clothing industry, for sewing hooks and eyes on ribbons. : de en
  • FR897594A - Cast metal cylinder for lock and padlock with cylinder and locking pins : en fr
  • GB568270A - Coated paper : en
  • US2372588A - Compounded mineral oil : en
  • US2372302A - Deformable diaphragm for pumps and the like : en
  • CH237007A - Copy device for loose leaf accounting. : de en
  • CH237080A - Contact converter fed with multi-phase current. : de en
  • CH237051A - Dry shaver. : de en
  • GB568350A - Improvements in or relating to mechanism for transmitting oscillatory motion : en
  • US2372534A - Chain saw : en
  • AU1605844A - Improvements in or relating to resilient mounts : en
  • SE113658C1 - : sv
  • GB568289A - Improvements in or relating to heat exchange devices : en
  • GB568358A - Improvements in or relating to step-by-step motion transmitting mechanism : en
  • FR897694A - bimetallic element for thermal relays : en fr
  • FR897778A - Manufacturing process for reinforced end caps or ends for hollow elements in thermoplastic synthetic materials : en fr
  • FR897566A - Rotor machine : en fr
  • GR10332B - ΕΜΒΡΥΟΥΛΚΟΥΣ. : el en
  • CA426352A - Knitting machine : en fr
  • ES11246U - Bottle as a special container for carbon sulphide or its compositions (Machine-translation by Google Translate, not legally binding) : en es
  • ES169112A1 - ALARM ELECTRICAL SYSTEM TO AVOID THE OPENING OR FORCEING OF DOORS : en es
  • GB568345A - Improvements in and relating to dish and like washing machines : en
  • US2372423A - Packing device : en
  • US2372574A - Ship to pier gangway : en
  • CH236959A - Process for the production of clear, bubble-free silica glass. : de en
  • FR897718A - Multi-way, self-sealing and balanced valve for pressurized fluids : en fr
  • US2372541A - Switch : en
  • CA426439A - Sound recording and reproducing apparatus : en fr
  • CA426306A - Coin operated typewriter control apparatus : en fr
  • USD140667S - Facial mask for use in electro-therapy : en
  • CH237138A - Centrifugal force speed regulator. : en fr
  • US2372570A - Water filter : en
  • US2372171A - Antidimming composition : en
  • US2372306A - Fuel feeding device : en
  • US2372358A - Acyl phenyl dithiophosphoric acids and their preparation : en
  • USD140672S - Folding chair or similar article : en
  • DK63310C - Centrifugal regulator for combustion power machines, in particular motor vehicles, with a power amplifier rotatably mounted in the axis of rotation of the regulator. : da en
  • FR897695A - Apparatus for warning of disappearance of gases in a pipe, and automatic closing of the gas outlet valve : en fr
  • US2372245A - Label dispenser : en
  • US2372334A - Lacquer coatings : en
  • US2372272A - Apparatus for controlling temperature of boosted charge of internal-combustion engines : en
  • US2372551A - Shoe tree : en
  • GR10330B - PLATES LIGHT, WATERPROOF, FLAMMABLE, INSULATIVE FOR THE CONSTRUCTION OF HOUSES AND THE ROOFING OF HOUSES AND SIMILAR. : el en
  • FR897604A - Knitwear, hosiery and woven goods mending trade : en fr
  • GB568329A - Improvements in or relating to rotary mixing and agitating and analogous machines : en
  • FR897562A - Striker device for two-piece cylinder heads : en fr
  • US2372296A - Plating fixture : en
  • US2372495A - Seat : en
  • US2372549A - Spring : en
  • ES168923A1 - APPARATUS DENOMINATED LACRE-METAL : en es
  • US2372300A - Mower unit : en
  • US2372287A - Drilling machine : en
  • US2372634A - Sash-holding device : en
  • ES169113A1 - GLASS DETECTOR FOR ULTRACORTAL WAVES : en es
  • GB568361A - Improvements in or relating to inkers for printing presses : en
  • IE16723L - Transfer printing on plastics : en
  • US2372293A - Hydraulic actuating cylinder control valve : en
  • ES11175U - Silent escape pipe for explosion engines. (Machine-translation by Google Translate, not legally binding) : en es
  • FR897755A - Wire corrugating machine with apparatus for cutting them to length : en fr
  • US2372273A - Fluid pressure motor : en
  • US2372361A - Braced bed bottom or the like : en
  • ES169129A3 - MONOLITHIC PAPER MANUFACTURING PROCEDURE : en es
  • ES168155A1 - PROCEDURE FOR MANUFACTURING POROUS RUBBER PLANKS : en es
  • US2372310A - Reel drive mechanism : en
  • FR897690A - Complete micro-fertilizer and its manufacturing process : en fr
  • GB568250A - New or improved method of preparing meat or fish packed in sealed containers : en
  • FR897624A - Process for manufacturing rennet and products thus obtained : en fr
  • FR897597A - Process for carrying out polymerizations : en fr
  • ES11267U - Special wooden tile for floor tiling (Machine-translation by Google Translate, not legally binding) : en es
  • ES169014A1 - STRAW LIFTING MACHINE COUPLED TO ADVENTORS : en es
  • GB568290A - Treatment and fractionation of hydrate-forming gases : en
  • GB568310A - Improvements in or relating to side seam soldering machines : en
  • US2372194A - Moving screen for oil burners : en
  • USD140656S - Design for a pitcher : en
  • US2372479A - Optical observation instrument : en
  • FR897582A - Connection terminal for high voltage cable : en fr
  • CH237112A - Device on motor vehicles for controlling the gearbox. : de en
  • FR897671A - New wheel for vehicles : en fr
  • US2372384A - Rocking horse : en
  • US2372522A - Plastic compositions containing caprylic acid esters : en
  • US2372554A - Method of knitting hosiery and circular knitting machine therefor : en
  • US2372559A - Fuel injection pump : en
  • FR897790A - Method and device for improving the weldability of galvanically tinned iron sheets and strips : en fr
  • ES11256U - Roller train for skates. (Machine-translation by Google Translate, not legally binding) : en es
  • US2372521A - Method and apparatus for forming small boats : en
  • CA426311A - Sap spout : en fr
  • US2372460A - Counting and controlling mechanism : en
  • US2372477A - Scavenging air valve engine : en
  • USD140662S - Johnson vehicle-mounted crane : en
  • FR897595A - Process for removing iron from raw water containing in particular humic acids : en fr
  • FR897655A - Gas mixer for engines : en fr
  • FI20512A - Förfaringssätt för framställning av adstringerande verkande garvämne äggviteföreningar : en fi
  • ES169019A1 - PROCEDURE FOR THE HARDENING OF WOOD : en es
  • FR897796A - Locomotive running with condensation of exhaust steam : en fr
  • CH237009A - Apparatus for taking photographs and recording indications concerning the taking of photographs. : en fr
  • FR897668A - Device facilitating the starting of reciprocating compressors : en fr
  • CH236989A - Process for the production of electrographite. : de en
  • CH237036A - Regulator with spiral key for watches. : de en
  • USD140704S - Combined cigarette box and ash tray holder : en
  • GB568261A - Improvements in and relating to the production of gelatin and glue from hides and other collagen or ossein-containing materials : en