• US2380845A - Sound modifier : en
  • US2380795A - Brake shoe adjusting means : en
  • US2380876A - Process for the dehydrogenation of hydrocarbons : en
  • AU1112343A - Electrostatic precipitators : en
  • AU131085B2 - Improvements in or relating toa process of'preparing acridin derivatives : en
  • CH238477A - Process for the production of components and component produced by this process. : de en
  • US2380670A - Fishing reel : en
  • US2380719A - Air and fuel supply controlling means for furnaces or the like : en
  • AU1152943A - Improvements in or relating to adhesive sheets or tapes : en
  • USD141922S - Design for a quick-way cable take-up : en
  • USD141932S - Design for a hobby horse : en
  • US2380649A - Wheel rim flange and fairing assembly : en
  • US2380535A - Aircraft : en
  • US2380830A - Skin cleaning composition : en
  • CA429124A - Threaded pipe end : en fr
  • CH238570A - Swashplate gear with swiveling swashplate. : de en
  • IE16980L - Fumigating articles: pesticides : en
  • ES170384A1 - A PROCEDURE TO INCREASE THE VALUE OF THE SUB-PRODUCTS PROCEEDING FROM MINERAL OILS : en es
  • ES10606Y - Combined bottle to contain at the same time and separately two kinds of liquids. : en es
  • GB570966A - Improvements in or relating to electric potential-dividing arrangements : en
  • AU2223545A - Television system : en
  • FR901593A - Engine for vehicles, electrically transmitting motive power to the drive shaft of the axles : en fr
  • AU120234B2 - Improvements in or relating tothe preservation or treatment of timber orthe like : en
  • ES170324A1 - A PROCEDURE TO MAKE SYNTHETIC RUBBER : en es
  • ES10511Y - Inviolable envelope. : en es
  • ES170185A1 - COLD PHOSPHATATION PROCEDURE : en es
  • AU1241543A - Improvements in draft and buffing gear for railway and like vehicles : en
  • CH238492A - Spring insert for mattresses and upholstered furniture. : de en
  • US2380887A - Optical system : en
  • USD141893S - Design for a table lighter : en
  • AU124832B2 - Improvements in concrete mixers : en
  • US2380500A - Substitution chlorination of tertiary olefins : en
  • US2380747A - Machine tool : en
  • US2380769A - Reclosing circuit-interrupting device : en
  • USD141873S - Design for a slide fastener top stop : en
  • GB570938A - Improvements in or relating to wood block parquet floors : en
  • US2380870A - Paddle : en
  • AU2112045A - Improvements relating to tool holders for lathes andother machine tools : en
  • US2380839A - Control device for heat excange systems : en
  • US2380550A - Means for cleaning metal sheets : en
  • US2380621A - Colorless, aqueous solutions of vitamin-k-active compounds and process for the manufacture of same : en
  • US2380518A - Kiln drying : en
  • USD141870S - Design for a game board : en
  • ES10453Y - Perfected waterproof panty. : en es
  • FR901705A - Observation or projection device : en fr
  • GB571032A - Improvements relating to elastic coupling or supporting members : en
  • FR901592A - Method of applying added coats by spraying on surfaces which are difficult to access, and in particular on the internal surfaces of workpieces, such as the sliding or rolling surfaces of bearings or the like : en fr
  • FR901589A - Reverse draft gasifier : en fr
  • GB571003A - Improvements in and relating to electrical strain-gauge apparatus : en
  • US2380480A - Process of producing burnt dolomite : en
  • US2380768A - Knitted fabric with elastic selvage : en
  • AU1313944A - Improvements in metal bodies, particularly those adapted to withstand high temperatures : en
  • US2380733A - Hopper construction : en
  • USD141919S - Design fob a tool bag apron : en
  • US2380412A - High iodine value oils : en
  • US2380683A - Propeller : en
  • ES10650Y - Perfected piggy bank. : en es
  • ES10679Y - Source cap with adjustable liquid outlet, applicable to jars, bottles, carafes and other containers. : en es
  • GB571166A - Trolley bar or towing gear for the rear wheel of aircraft : en
  • US2380414A - Fat-soluble vitamin concentration : en
  • US2380625A - Power shovel, crane, and the like : en
  • AU2233045A - Improvements in or relating to walls, roofs, floors and ceilings : en
  • GB570924A - Improvements in or relating to internal combustion engines : en
  • US2380567A - Comparator device : en
  • USD141921S - Design for a coat : en
  • US2380826A - Flue gas scrubber : en
  • USD141909S - Design fob laundry tongs ob the like : en
  • CH238564A - Method for mechanically connecting two parts, at least one of which is plate-shaped, the connection being made from the side of the plate-shaped part. : de en
  • GB570944A - Improvements relating to struts for supporting the hinged lids of cases, boxes and the like in an open position : en
  • DK63761C - Procedure in the Manufacture of Silk Fabrics. : da en
  • FR901734A - Process for the production of neutral esters of oxalcoyl polycarboxylic esters : en fr
  • ES10591Y - Removable shielding or coating device for typewriters. : en es
  • FR901702A - New constitution of hard ends, buttresses, intended for the manufacture of shoes and other similar parts : en fr
  • ES10420Y - Special linear fan for pipes. : en es
  • FR901618A - Hydraulic transmission device for control movements : en fr
  • FR901648A - Method and device for recording and reproducing texts, pieces of music and the like : en fr
  • CH238639A - Time management on a clock. : de en
  • ES10432Y - Multiplication and division table. : en es
  • US2380478A - Lactones of 2-alkyl-3-alkoxy-4-hydroxymethyl-5-carboxypyridine : en
  • US2380531A - Lubricants : en
  • GB571041A - Arrangement for coupling a mechanically tuned system with a member actuated by it : en
  • US2380879A - Soluble benzyl ether of dextran : en
  • CH238617A - Wheel axle, especially for railroad cars. : de en
  • ES10609Y - Model of footwear on wheels for ladies. : en es
  • ES170303A2 - IMPROVEMENTS IN THE OBJECT OF PATENT NUMBER 169118 : en es
  • US2380765A - Brake system for connected vehicles : en
  • US2380857A - Homogenizer : en
  • ES170266A1 - IMPROVEMENTS IN THE CONSTRUCTION OF STYLOGRAPHIC FEATHERS : en es
  • GB570934A - Improvements in or relating to liquid pressure remote control systems : en
  • US2380759A - Regulating nozzle for vaporizing burners : en
  • US2380689A - Attachment for musical string instruments : en
  • US2380892A - Soap preserver : en
  • FR901516A - Ultra-shortwave mounting device : en fr
  • CH238493A - Mattress with a spring insert. : de en
  • US2380902A - Car truck : en
  • ES170300A1 - PROCEDURE FOR OBTAINING AN INSULATING MASS MADE OF FOAM, BASED ON ARTIFICIAL RESIN : en es
  • FR901553A - Colloidal substances and their preparation process : en fr
  • ES10905Y - Bicycle frame. : en es
  • ES10474Y - Chassis for trails. : en es
  • GB570922A - Improvements in or relating to apparatus for x-ray photography or cinematography : en
  • FR901549A - Cut-out cartridge : en fr
  • ES11128U - Closing system with latches and cable control for doors. (Machine-translation by Google Translate, not legally binding) : en es
  • ES10361Y - Cardboard or cardboard box. : en es
  • US2380785A - Stapling machine : en
  • US2380417A - Process and apparatus for producing industrial oxygen : en
  • US2380587A - Distress signal device for aircraft, etc. : en
  • USD141885S - Design fob a tire : en
  • ES170304A2 - IMPROVEMENTS MADE IN THE OBJECT OF MAIN PATENT NUMBER 169197 : en es
  • FR901678A - Method and device for cold rolling, at pilgrim's pitch, of bars and tubes using fluted rolls : en fr
  • GB570965A - Combined boring bar and tool bit holder : en
  • CH238608A - Box with opening device. : de en
  • ES170271A1 - A CLOSURE FOR PACKAGING BOXES : en es
  • US2380555A - Dehydrating apparatus : en
  • US2380679A - Apparatus for testing the foaming characteristics of liquids : en
  • ES10406Y - Device to extend the life of soap bars. : en es
  • US2380690A - Pipe joint : en
  • CH238540A - A method of manufacturing a shaped waterproof watch case. : en fr
  • ES9645Y - Soccer table game. : en es
  • AU120203B2 - Automatic Hydraulic Air Compressor : en
  • ES10448Y - Two-jaw pliers and free-turning levers for various applications. : en es
  • ES10434Y - Elasticated bottom edge breast bra device. : en es
  • ES10716Y - Frame for photographs, drawings or other prints. : en es
  • GB570989A - Improvements in and relating to gas producing retorts specially applicable for use in conjunction with internal combustion engines : en
  • GB570986A - An improved means for locating a wireless transmitter, and indicating the position on map by a point of light : en
  • CA429080A - Butter softener : en fr
  • CH238499A - Washing machine for containers. : en fr
  • US2380501A - Bore sighting apparatus : en
  • USD141929S - Combination stand and service table : en
  • US2380499A - Apparatus for applying plastic coatings : en
  • US2380618A - Catalysts for polymerization reactions : en
  • FR901575A - Manufacturing process of grease nipple heads and lubricator manufactured according to this process : en fr
  • ES170215A3 - HYDRAULIC REMOTE CONTROL SYSTEM : en es
  • USD141939S - Design for a textile fabric : en
  • ES9059Y - Articulated sommier. : en es
  • GB570953A - Improvements in or relating to sand moulds for steel castings : en
  • GB571027A - Improvements in or relating to back sights for firearms : en
  • US2380681A - Fluid coupling : en
  • US2380638A - Device adapted for detachably coupling to eyeglasses for protecting the lenses : en
  • CH238536A - Device for measuring DC voltages of small magnitudes. : de en
  • ES10467Y - Source stopper for jars or bottles. : en es
  • ES11713U - Clamping device for joining tissue bodies to rigid supports. (Machine-translation by Google Translate, not legally binding) : en es
  • US2380549A - Tubular construction : en
  • US2380717A - Apparatus for controlling trans : en
  • CH238597A - Process for the production of a cosmetic agent. : de en
  • US2380391A - Residual hydrocarbon treatment : en
  • FR901583A - Device for bundling rolled bars coming from the loading roller train of a cooling bed, counted in groups and brought to a deposit point : en fr
  • CH238619A - Ship. : de en
  • CH238538A - A method of decorating a metal dial. : en fr
  • CH238525A - Roll and process for their manufacture. : de en
  • US2380835A - Clutch plate : en
  • CH238533A - Indicator device in particular for measuring angles. : en fr
  • CH238589A - Electric headlight lamps with dimming devices, in particular for vehicles. : de en
  • US2380594A - Implement construction : en
  • US2380760A - Catalytic conversion of hydrocarbon oil : en
  • US2380816A - Wrapping machine and method : en
  • ES11723U - Reinforced gravel to assemble the shoe sole (Machine-translation by Google Translate, not legally binding) : en es
  • FR901572A - Manufacturing process for flat electrical pipes : en fr
  • GB571061A - Improvements relating to the stereoscopic presentation of pictures : en
  • CH238584A - Process for the production of a mixture of thioplasts with fillers, in particular for the production of sheaths for electrical lines and cables, and the mixture produced by this process. : de en
  • CH238607A - Can opener on can lids with a raised edge. : de en
  • ES11685U - One-piece bicycle or motorcycle saddle (Machine-translation by Google Translate, not legally binding) : en es
  • FR901731A - Injection molding method and apparatus : en fr
  • GB570976A - An improved lock and anti-rattle device for doors : en
  • GB571039A - Improvements in aircraft flap actuating gear : en
  • CA429118A - Garment hanger : en fr
  • ES170397A2 - IMPROVEMENTS MADE IN THE OBJECT OF MAIN PATENT NUMBER 165812 : en es
  • CH238480A - Adjustable carbonization furnace with recovery of tars and pyroligneous liquids. : en fr
  • US2380438A - Microphone circuit : en
  • US2380653A - Method of removing fins from molded products : en
  • US2380505A - Method of manufacturing mosaic electrodes : en
  • US2380846A - Pocket calculating machine : en
  • US2380647A - Gate valve : en
  • ES10503Y - Metal plate handle with double articulated rings. : en es
  • GB571025A - New azamethine dyestuffs useful as photographic densitisers : en
  • GB571010A - Improvements in the production of organic esters of cellulose : en
  • FR901567A - construction element and constructions established using this element : en fr
  • GB571056A - Colouration of textile materials : en
  • US2380838A - Magnesium base alloy : en
  • AU2223945A - Turbo generator : en
  • CH238616A - Safety device on trolleys for aerial cableways that can be moved over intermediate supports. : de en
  • ES170332A1 - IMPROVEMENTS IN LIGHTERS : en es
  • ES10575Y - Folding table for typewriters. : en es
  • ES10643Y - Set of discs for projection of superimposed images in motion. : en es
  • US2380671A - Fishing reel : en
  • FR901559A - Apparatus for physical training designed to work by means of pressure and extension of a spring different muscles of the body : en fr
  • GB570998A - Improvements in and relating to wall, ceiling and like coverings : en
  • US2380724A - Wood screw : en
  • ES11173Y - A lock nut : en es
  • ES170226A1 - IMPROVEMENTS IN TELEPHONE SYSTEMS : en es
  • US2380387A - Tapping machine : en
  • ES10618Y - Electric coffee maker of the so-called espresso, with internal electric resistance, embedded in a refractory material tube. : en es
  • FR901558A - Device for baking cookies or other pastry items : en fr
  • FR901709A - Device indicating when a gas mixture becomes explosive : en fr
  • ES170346A1 - A PROCEDURE FOR THE PREPARATION OF THIOPHENE DERIVATIVES : en es
  • FR901576A - Grease nipple head, in particular for parts of machines, grease pumps or the like : en fr
  • FR901722A - Method for humidifying fine-grained materials that strongly bind water : en fr
  • ES10525Y - Device for turning buttons, balls, rosary beads and similar objects. : en es
  • ES10835Y - Special support for cameras : en es
  • ES11640U - Trocar-auger for bone puncture, with punches-replaceable cannulas, of different calibers and lengths. (Machine-translation by Google Translate, not legally binding) : en es
  • ES10460Y - Plunger or piston for internal combustion engines. : en es
  • ES170406A1 - A SAFETY LOCKING SYSTEM FOR STROLLERS AND PARTICULARLY FOLDING CHAIRS FOR BABIES : en es
  • GB571019A - Improvements in or relating to machines for expressing liquids from solids : en
  • US2380865A - Electric circuit : en
  • US2380874A - Root starch process : en
  • ES170320A3 - A PROCEDURE FOR OBTAINING MOLDED PARTS BY MEANS OF PLASTER MOLDS : en es
  • FR901712A - Multiple transmission system with channels gathered in previous groups : en fr
  • US2380447A - Optical reflecting material : en
  • US2380608A - Control valve : en
  • FR901617A - Hydraulic control movement transmission device : en fr
  • ES10576Y - Drawing sheet with divisions : en es
  • GB571077A - Improvements in cyanine dyes and in intermediates therefor, and in photographic emulsions sensitized with the dyes : en
  • GB570959A - Improvements in cleaning and washing machines for spinnerets and similar objects : en
  • FR901672A - Process for making shoes : en fr
  • US2380684A - Attachment joint : en
  • US2380770A - Vibration damper : en
  • US2380787A - Device for cutting sponge rubber or the like : en
  • CA429181A - Drier for paints, etc. : en fr
  • CH238528A - Device for mounting a bucket to an adjustable drawing table. : en fr
  • FR901610A - Jar for food preservation : en fr
  • US2380699A - Monoalkenyl-succinic acid mono-ester salts : en
  • ES10398Y - Cap for incandescent lamps with two filaments. : en es
  • USD141900S - Design fob a food beater : en
  • US2380425A - Aircraft automatic pilot with automatic banking : en
  • US2380579A - Spark plug : en
  • US2380580A - Rotor-equipped aircraft : en
  • US2380372A - Portable container for compressed gases : en
  • GB571033A - Improvements relating to connections for electrical conductors : en
  • US2380566A - Method of conditioning molten : en
  • US2380604A - Cleaning apparatus for oil coolers : en
  • GB570955A - Improvements in wheeled vehicles : en
  • FR901522A - Contact device for receiving safety devices, such as fuses, circuit breakers, etc., especially for those with plug contacts : en fr
  • DK63765C - Child seat for placement on a bicycle handlebar. : da en
  • IE18961L - Automatic telephone exchange systems. : en
  • ES11704U - Brake shoes for bicycles. (Machine-translation by Google Translate, not legally binding) : en es
  • ES11693U - Piggy bank made of cardboard or paper. (Machine-translation by Google Translate, not legally binding) : en es
  • FR901601A - Device for welding the longitudinal edges of thin-walled tubes of small diameter : en fr
  • FR901658A - Centrifugal force speed governors improvements : en fr
  • GB570930A - Knitted fabric and machines for producing same : en
  • GB571048A - Improvements in skates : en
  • ES10482Y - Removable automatic valve applicable to soccer balls and similar bodies. : en es
  • US2380485A - Apparatus for perforating sheet material : en
  • US2380652A - Tumbler : en
  • US2380481A - Ophthalmic mounting : en
  • FR901565A - Device for filling with fresh water hollow bodies, such as boilers, rollers and hollow cylinders, etc., heated by means of heating agents : en fr
  • US2380382A - Vacuum cleaner : en
  • US2380782A - Housing for electric apparatus : en
  • USD141926S - Design fob a bicycle : en
  • ES170026A1 - NEW VULCANIZING MACHINE OF FOOTWEAR AND SLIPPERS WITH RUBBER FLOOR, OR RUBBER IN ITS ENTIRETY BY HYDRAULIC PRESSURE : en es
  • ES10188Y - Foldable paper or cardboard hat-sorberer. : en es
  • US2380471A - Polymerization of butadiene-1,3 hydrocarbons : en
  • US2380429A - Stabilization of zein solutions : en
  • US2380517A - Spring blade reamer : en
  • CH238509A - Slide lock with lockable slide. : de en
  • FR901581A - Device preventing blockage of silo discharge openings by freezing the stored material : en fr
  • US2380630A - Emergency grate : en
  • US2380667A - Signal modulation means : en
  • GB570941A - Improvements in and relating to polymers of vinylidene chlorofluoride : en
  • FR901505A - Method of manufacturing the protective layers of silver mirrors : en fr
  • GB571062A - Improvement in method of and apparatus for coating wire : en
  • USD141872S - Design fob a game board : en
  • CA429109A - Soldering flux : en fr
  • GB570927A - Improvements in or relating to pressure gauges : en
  • FR901543A - SLR camera with rangefinder : en fr
  • ES10556Y - Device, indicator of dates of league football matches, indicating at the same time the opponents and the field of play. : en es
  • FR901671A - Use as antiparasites of condensation products of simple or substituted aldehydes : en fr
  • CH238522A - Strip closure for bags. : de en
  • ES170388A1 - A STEAM FEED DEVICE FOR EXPRESS COFFEE MACHINES : en es
  • US2380403A - Polymerization of conjugated diene hydrocarbons : en
  • US2380645A - Combination lock : en
  • FR901621A - Low pressure mercury discharge lamp : en fr
  • ES170302A1 - PROCEDURE FOR THE PREPARATION OF STABLE SOLUTIONS OF CALCIUM ASCORBATE : en es
  • ES10649Y - Compensating device for windows in general and especially for vehicle windows. : en es
  • FR901521A - Method and machine for welding together two sheets of plastic material, such as natural or synthetic rubber : en fr
  • ES10838Y - A portable device for artificial respiration : en es
  • US2380421A - Piston ring : en
  • USD141888S - Design fob a leg for a pedestal base : en
  • ES10661Y - Thermocautery. : en es
  • GB571045A - Improvements in optical reproduction devices : en
  • AU128701B2 - Improvements in metal bodies, particularly those adapted to withstand high temperatures : en
  • CH238594A - Process for the preparation of a new benzenesulfonimido derivative. : de en
  • ES10495Y - Gusset to support shelves. : en es
  • FR901619A - simplified elements to economically constitute the small electrical equipment : en fr
  • US2380802A - Control of electric switches : en
  • FR901611A - Improvements to wooden wheels : en fr
  • US2380404A - Polymerication of conjugated diene hydrocarbons : en
  • CA429089A - Container making and filling machine : en fr
  • US2380385A - Process of producing ferrous metal articles : en
  • US2380420A - Production of secondary and tertiary amines from nitrogen compounds : en
  • CH238546A - Mold. : de en
  • US2380718A - Manufacture of paper for stencil sheets : en
  • US2380394A - Treatment of drying oils : en
  • CA429141A - Flock attaching and straightening apparatus : en fr
  • CH238642A - Suitcase. : de en
  • GB571044A - Improvements in or relating to artist's colour boxes and pallettes : en
  • CA429171A - Radio-screening of sparking plugs : en fr
  • ES10526Y - Swimming equipment for diving. : en es
  • US2380655A - Staple and method of stapling : en
  • CH238471A - Device for connecting scaffolding parts, in particular boards in scaffolding. : de en
  • CA429121A - Storage-organ treatment : en fr
  • DK63756C - Procedure for the manufacture of durable flexible wood. : da en
  • CH238559A - Method and machine for sharpening skates. : en fr
  • USD141878S - Design fob a grave marker : en
  • US2380688A - Display holder for brooches : en
  • GB570929A - Improvements in or relating to heat insulated joints for metal handles : en
  • AU2234145A - A combined sparkplug and transformer for ignition systems : en
  • US2380437A - Seat attachment for crutches : en
  • CH238641A - Single-anodic metal vapor discharge vessel, especially for high operating voltages. : de en
  • CH238551A - Chuck. : de en
  • CA429143A - Saw attachment for tractors : en fr
  • CH238635A - Process for the production of a vat dye. : de en
  • GB571055A - Improvements in or relating to hydraulic rams and to digging and loading or collecting machines incorporating such rams : en
  • US2380634A - Carpet sweeper : en
  • USD141936S - Design for a billfold ob similar article : en
  • ES10637Y - Slide rule. : en es
  • US2380612A - Tubing anchor and packer assembly : en
  • US2380792A - Taper gauge : en
  • USD141881S - Design for a measuring spoon unit : en
  • CH238548A - Forging hammer comprising two hammers actuated against each other. : en fr
  • CH238560A - Copy machine tool for processing non-round workpieces, in particular blades for aircraft propellers. : de en
  • CH238628A - Process for the production of a vat dye. : de en
  • CH238596A - Process for the preparation of a sulfonamido derivative. : de en
  • US2380842A - Animal-scratching device : en
  • USD141934S - Billfold or similar article : en
  • CH238523A - Corner punch. : de en
  • ES11699U - Containers for meat and fish preserves. (Machine-translation by Google Translate, not legally binding) : en es
  • ES170299A1 - IMPROVEMENTS INTRODUCED IN THE NATURAL FINS : en es
  • GB570952A - Rust-preventing and rust-removing lubricants, fuel oils and compositions : en
  • CA429201A - Foam rubber combining method : en fr
  • US2380728A - Die for coating fiber-insulated wire : en
  • US2380557A - Vehicle body unit : en
  • CH238553A - Machine vise. : de en
  • ES10459Y - Mechanism for loose-leaf filing cabinets. : en es
  • ES170231A1 - IMPROVEMENTS IN RAIL LOCALIZING APPARATUS FOR STEAM LOCOMOTIVES AND OTHER MECHANICAL PROPULSION VEHICLES : en es
  • FR901514A - Method and apparatus for the separation, under the action of centrifugal force, of fine-grained materials of different specific gravities in suspension mixtures : en fr
  • FR901736A - Improvements to oscillation transformers : en fr
  • AU129710B2 - Electric selector switches : en
  • CA429183A - Mixing circuit for superheterodyne receivers : en fr
  • CH238530A - Device made of wood for sports or gymnastics purposes. : de en
  • US2380593A - Tool setting gauge : en
  • US2380808A - Lathe : en
  • US2380867A - Shaft aligning apparatus : en
  • USD141890S - Le roy g. mills suggestion cabinet : en
  • ES11719U - Automatic perpetual calendar with indications by clock hands on quadrant or sphere. (Machine-translation by Google Translate, not legally binding) : en es
  • ES6906Y - Rotating and extendable telephone apparatus holder. : en es
  • GB571035A - Improvements in and relating to electrode holders for electric welding : en
  • FR901609A - Device for exerting an energetic action from an instrument having a low or no motor torque : en fr
  • FR901661A - Control system for activating and deactivating light sources or other sources, for all applications : en fr
  • FR901726A - Powder photographic developer : en fr
  • CH238510A - Process for the production of flexible footwear. : de en
  • ES170385A1 - A PROCEDURE FOR OBTAINING A PRODUCT DETERGENT OF PÉTREA CONSISTENCY : en es
  • CH238507A - Closure with staples and slider, method for the manufacture of this closure and mold for the implementation of this method. : en fr
  • CH238601A - Electric cavity resonator. : de en
  • DK63750C - Hand welding device with ball electrode. : da en
  • CH238579A - Hot gas engine. : de en
  • ES9638Y - New type of footwear. : en es
  • CH238575A - Two-stroke internal combustion engine. : en fr
  • CH238595A - Preparations for washing living hair. : de en
  • CH238612A - Device for draft-free ventilation and improved visibility on closed vehicles. : de en
  • US2380488A - Disazo naphthopyridine dyes : en
  • US2380772A - Centrifugal compressor : en
  • ES11718U - Elastic ink reservoir for fountain pens. (Machine-translation by Google Translate, not legally binding) : en es
  • US2380833A - Process for the decomposition of diolefin monosulphones : en
  • DK63741C - Fastening device at Railway Rails with accompanying Teacher. : da en
  • USD141899S - Latshaw food shredder : en
  • GB571065A - Improvements in optical testing apparatus : en
  • CA429093A - Liquid fuel combustion apparatus : en fr
  • CA429112A - Telephone transmission system : en fr
  • CA429135A - Artificial filament : en fr
  • FR901596A - Overhead track, carrying cable, for heavy loads : en fr
  • FR901716A - Improvements to cathode-ray tubes whose electrodes are supported inside a metal tube maintained at the potential of the anode : en fr
  • ES10484Y - Foldable container that can be transformed into an inclined support, exhausting the contents of the inkwell. : en es
  • ES170259A1 - IMPROVEMENTS IN THE FOUNTAIN PENS : en es
  • GB570997A - Improvements in and relating to sand and similar mixing machines : en
  • CA429072A - Filing cabinet : en fr
  • ES10499Y - A new recreational toy : en es
  • US2380774A - Electric condenser : en
  • ES10387Y - Changeable cut footwear and metal frame. : en es
  • ES11684U - Saddle for bicycle. (Machine-translation by Google Translate, not legally binding) : en es
  • CH238505A - Women's pants. : de en
  • AU120210B2 - Improvements in or relating to sleeve-valve engines : en
  • CA429190A - Ethylene oxide preparing process : en fr
  • GB571073A - Improvements relating to cross-overs for overhead conductor systems for electric traction : en
  • USD141928S - Dumler coat : en
  • US2380455A - Automatic firearm : en
  • US2380384A - Conveyer : en
  • US2380878A - Agents for lubricating oils and methods of making the same : en
  • GB571078A - Improvements in or relating to colour photography : en
  • ES170223A3 - IMPROVEMENTS IN THE MOLDING OF CENTRIFUGAL POTS FOR SPINNING : en es
  • ES170370A1 - A NEW PROCEDURE WITH ITS CORRESPONDING TREPA FOR THE MANUFACTURE OF HYDRATED TILES : en es
  • GB571004A - Device for setting up workpieces for marking out and for like purposes : en
  • US2380430A - Clasp : en
  • US2380586A - Cooler : en
  • US2380624A - Packaging apparatus and method : en
  • AU1135043A - Automatic Hydraulic Air Compressor : en
  • CA429092A - Lever mechanism : en fr
  • CA429186A - Resistance welding system : en fr
  • CH238580A - Cooling system. : de en
  • US2380383A - Buckle : en
  • US2380448A - Lignin and method of production : en
  • USD141941S - Negligee or similar article : en
  • US2380825A - Nonrefillable closure for bottles and like containers : en
  • USD141901S - Combined wheel trim ring and hub cap or similar article : en
  • IE18965L - Automatic telephone exchange systems. : en
  • US2380750A - Routing apparatus : en
  • US2380822A - Knitting machine : en
  • USD141913S - Design for a nursing bottle holder : en
  • ES11709U - A motor-compressor group transportable air on the back of horses (Machine-translation by Google Translate, not legally binding) : en es
  • US2380611A - Solenoid initiating mechanism for machine guns : en
  • US2380856A - Homogenizer : en
  • FR901713A - Installation for telephone systems with several intermediate stations : en fr
  • GB570958A - New or improved device to control the degree of circumferential slip of a frictionaldrive or driven wheel, and or control the maximum speed of the driver : en
  • FR901531A - Method and device for the placement of a ligature wire and the immobilization of its ends : en fr
  • FR901595A - Manufacturing process of a product for plant protection : en fr
  • US2380401A - Polymerization of butadiene hydrocarbons : en
  • US2380444A - Chemical process and products : en
  • US2380748A - Pull toy : en
  • FR901585A - Burner for liquid fuels : en fr
  • FR901687A - Improvements to servo-motor control devices using compressed air : en fr
  • FR901747A - Measuring device for a gaseous medium or the like : en fr
  • ES10493Y - Razor for the preparation of coffee or other infusions. : en es
  • ES11720U - Improved bra for spade ties (Machine-translation by Google Translate, not legally binding) : en es
  • ES10629Y - Reversible men's shirt cuff. : en es
  • FR901603A - Safety razor : en fr
  • US2380794A - Tensioning and locking device for frameless window screens : en
  • ES10356Y - Improved screwdriver and nut holder. : en es
  • ES10422Y - Bucket perfected for the formation of chains, destined to the extraction of water from wells and ferris wheels. : en es
  • ES170333A1 - A CARBURETOR LOADING DEVICE : en es
  • US2380552A - Polymerization in aqueous emulsion : en
  • USD141906S - Design for a handle fob saws or like articles : en
  • US2380494A - Switch control mechanism : en
  • US2380762A - Manufacture of sheet materials : en
  • US2380807A - Buffer for loom bobbin receivers : en
  • US2380696A - Method of sterilizing : en
  • US2380516A - Wind tunnel balance : en
  • US2380676A - Branched stream control : en
  • US2380564A - Cake slitting machine : en
  • ES170305A1 - A MANUFACTURING PROCEDURE OF CRYSTALLIZED CALCIUM METANOETHANATE, FOR MEDICAL USE : en es
  • ES10442Y - Improved metal door winding mechanism. : en es
  • US2380757A - Electron discharge tube : en
  • FR901655A - Improvements to pneumatically operated clamping devices used in electric resistance welding machines : en fr
  • FR901534A - Device for assembling wooden bed frames : en fr
  • GB570992A - Improvements in the manufacture of metal hypochlorites : en
  • ES170399A2 - IMPROVEMENTS OR IMPROVEMENTS IN THE OBJECT OF THE PATENT OF INVENTION NUMBER 169013 : en es
  • US2380451A - Disk diamond dressing tool : en
  • CH238516A - Process for the production of a lactone. : de en
  • CH238588A - Method for initiating the transmission of electricity between a multi-phase alternating current system and another electricity system by means of a contact converter. : de en
  • FR901745A - Bottom bush for stuffing box for presses, pumps and the like : en fr
  • BE459100A - Electromagnetic oscillator : en fr
  • GB571026A - Improvements in or relating to anti-vibration mounting devices : en
  • US2380658A - Composition of matter : en
  • US2380449A - Production of magnesium : en
  • ES11726U - Hinge for toilet seats and covers. (Machine-translation by Google Translate, not legally binding) : en es
  • US2380901A - Refrigerator : en
  • ES170337A1 - AN ELECTRO-AUTOMATIC DETONATOR : en es
  • FR901643A - Improvement in V-belts : en fr
  • ES170393A3 - A PROCEDURE FOR THE MANUFACTURE OF THIN SHEETS OR FILMS IN CONTINUOUS FORM, STARTING FROM ARTIFICIAL RESINS : en es
  • US2380641A - Spool for ribbons and other narrow fabrics : en
  • US2380691A - Black-out marker light : en
  • US2380828A - Production of unsaturated ketones : en
  • ES170269A1 - SOME IMPROVEMENTS IN THE CONNECTIONS OF THE AUTOMATIC CONTROL AND CHANGE DEVICES IN MINIATURE TRAINS : en es
  • US2380790A - Film reel : en
  • US2380583A - Aircraft with autorotative wings : en
  • GR10424B - PROVISION FROM THREE OVERVIEW ROTATING CIRCLES ALLOWING STUDENTS THE ENERGY OF THE FOUR NUMERICAL OPERATIONS. : el en
  • CH238544A - Process for the recovery of metallic copper and lead in the sulphate state from waste metal alloys which contain in addition to these metals also metals that form water-soluble chlorides. : en it
  • CH238489A - Wall coat rack. : de en
  • USD141897S - Design fob a charm ob similar article : en
  • ES10631Y - Perfected perfume. : en es
  • ES170206A1 - A VIBRATING DEVICE OF FREQUENCY TO THE ELECTRICAL CURRENT : en es
  • US2380763A - Feed for fountain pens : en
  • BE459137A - : en
  • DK63755C - Insulation plate and procedure for its installation. : da en
  • CA429069A - Optical objective : en fr
  • US2380415A - Dual wheel and tire lift : en
  • US2380545A - Water heating apparatus : en
  • US2380405A - Polymerization of conjugated diene hydrocarbons : en
  • US2380466A - Plastic compositions and method of making the same : en
  • CA429128A - Condensation product : en fr
  • US2380529A - Welding apparatus : en
  • AU1191943A - Improvements in or relating to processes for reducing iron impurities inground calcite, dolomite, magnesite or cryolite : en
  • CH238518A - Process for the production of a new azo dye. : de en
  • CA429117A - Bag sealing method : en fr
  • DK63762C - Automatic fire extinguisher, in particular for use in connection with cinematographic apparatus. : da en
  • FR901502A - Improvement in the manufacturing and repair processes of the bag : en fr
  • IE17702L - Radio navigation : en
  • CA429189A - Well logging method : en fr
  • CA429134A - Polymeric product : en fr
  • CA429084A - Irrigating system and device : en fr
  • ES10469Y - New type of frame. : en es
  • ES170375A3 - U METALLURGICAL PROCEDURE : en es
  • ES170407A3 - A SEEDS SELECTION MACHINE : en es
  • DK63743C - Device for Wheel Sets in Rail Drives for Damping Transverse Shocks. : da en
  • AU128443B2 - Turbo generator : en
  • CA429206A - Ventilating system : en fr
  • CH238555A - Wood plane. : de en
  • CH238475A - Fireplace hat. : de en
  • CA429160A - Sponge rubber article manufacture : en fr
  • AU129099B2 - Television system : en
  • ES170401A1 - AN ELECTRICAL CONTROL SYSTEM : en es
  • US2380619A - Steering mechanism for tractor cranes : en
  • FR901548A - Set of several high frequency coils housed in a socket : en fr
  • US2380858A - Control apparatus : en
  • ES170390A3 - IMPROVEMENTS IN MACHINES FOR MOLDING CENTRIFUGED TUBES : en es
  • FR901528A - Measuring instrument comprising an angle measuring device associated with two articulated arms : en fr
  • ES10411Y - Tool blades for working wood and other materials of such hardness. : en es
  • ES170318A1 - A PERFECT PUSH-BUTTON DEVICE FOR THE ELECTRIC DRIVE OF THE TELARM STOP MECHANISMS BEFORE THE TERMINATION OF THE CANILLA'S THREAD OR THE SHUTTLE, IN THE AUTOMATIC TELESCOPIC TELESCOPES : en es
  • FR901535A - Process for the production of mold masses, sand for molding, moldable masses of silica and chamottes, zinc muffles and silica calcination capsules : en fr
  • GB570945A - Improvements relating to pyrophoric lighters : en
  • DK63757C - Preparation in the form of metal-free, pressed pieces for the deoxidation of heavy metals other than iron. : da en
  • ES170240A1 - PROCEDURE FOR THE OBTAINING OF A MEANS TO COMBAT PARASITES : en es
  • ES170242A1 - MACHINE FOR CIGARETTE CLOTHES : en es
  • ES170373A2 - IMPROVEMENTS MADE IN THE OBJECT OF MAIN PATENT NUMBER 164647 : en es
  • FR901625A - Improvements to television equipment : en fr
  • DK63751C - Device for single-cylinder two-stage or multi-stage air pumps. : da en
  • CH238514A - Machine for homogenizing a liquid. : en fr
  • FR901515A - Cylindrical bench lathe and concentric turret : en fr
  • FR901642A - Casting process of pure aluminum objects of varying thickness : en fr
  • US2380741A - Method and apparatus for delaminating mica : en
  • US2380524A - Purification of aliphatic ethers : en
  • US2380678A - Desk file : en
  • CA429175A - Thread traverse drum : en fr
  • ES170228A2 - IMPROVEMENTS IN THE MANUFACTURE OF INSECTICIDES : en es
  • ES170230A1 - A NEW SYSTEM FOR DRIVING THE FAN OF THE HAIR DRYERS : en es
  • ES170372A1 - A SUSPENSION SYSTEM FOR VEHICLES INTENDED FOR ANY KIND OF TERRAIN : en es
  • GB571000A - Improvements in and relating to connecting means for ceramic condensers and other electrical components of tubular or cup shape : en
  • USD141940S - Design fob a corner piece for containers : en
  • CA429133A - Cathode : en fr
  • FR901652A - Honey extractor by force : en fr
  • AU1197043A - Improvements in or relating to sleeve-valve engines : en
  • CA429066A - Optical objective : en fr
  • CH238561A - Process for etching a metal surface. : en fr
  • CH238468A - Sprinkler turnstile. : en fr
  • ES169980A1 - IMPROVEMENTS INTRODUCED IN THE LATHES FOR THE MANUFACTURE OF WOOD HEELS FOR THE SHOES : en es
  • GB570931A - Fire lighters : en
  • GB570933A - Improvements in straight bar knitting machines : en
  • US2380483A - Steroidal compounds and methods for obtaining the same : en
  • FR901507A - Improvements to polishing machines : en fr
  • US2380692A - Adjustable building foundation : en
  • US2380546A - Antioxidants : en
  • US2380542A - Synchronizing and phasing system : en
  • US2380847A - Method of producing oil from oilbearing materials : en
  • US2380584A - Nut retainer die and ejector : en
  • US2380884A - Drink measuring device : en
  • CA429099A - Peat drying and carbonizing method : en fr
  • CH238568A - Pipe connection. : de en
  • CH238630A - Process for the production of a vat dye. : de en
  • ES10399Y - Perfected aviation toy. : en es
  • ES170256A1 - A PROCEDURE FOR THE OBTAINING, IN THE PROCESS OF CONTINUOUS MANUFACTURE, OF A POLYCHROMED PRODUCT FROM ALCOHOL AND BENZOL : en es
  • GB571018A - Improvements in or relating to the production of pigmented linear polyamides : en
  • US2380514A - Vibration-translating device : en
  • ES11702U - Bell device applied to bicycles (Machine-translation by Google Translate, not legally binding) : en es
  • FR901554A - Collimator system for forming optical markers for range finders : en fr
  • FR901646A - Method and device for the purification of refrigerants : en fr
  • ES170221A3 - IMPROVEMENTS IN THE ASSEMBLY OF THE VARIABLE CAPACITORS : en es
  • ES10599Y - Valve for inner tubes, especially for bicycles. : en es
  • US2380450A - Electrode feeding appliance : en
  • US2380656A - Fuel pump : en
  • US2380908A - Pin jack for multiple plug-in connectors : en
  • ES10514Y - Suitcase chair for field and beach. : en es
  • FR901708A - Mixing device allowing the supply of an explosion engine of choice with gasoline, gasifier gas or simultaneously with gasoline, and gasifier gas : en fr
  • ES10663Y - Luggage transport device. : en es
  • GB570990A - Improvements in or relating to mouldable compositions : en
  • FR901523A - Ion discharge tube : en fr
  • US2380837A - Motion picture theater : en
  • GB570921A - Improvements relating to projection apparatus using electric discharge lamps : en
  • ES10528Y - Apparatus for cutting ice cream and pasta. : en es
  • ES11687U - A vibration shock absorber for bicycle guides (Machine-translation by Google Translate, not legally binding) : en es
  • CA429113A - Frequency changer : en fr
  • FR901651A - water or other liquid elevator : en fr
  • ES10708Y - Device to hold all kinds of clothes, especially the children's bed. : en es
  • US2380697A - Carboxylic acid esters of s-alkylol isothioureas : en
  • CH238529A - Calendar. : de en
  • FR901590A - Reverse combustion gasifier, in particular for low-tar solid fuels, such as lignites and the like : en fr
  • US2380900A - Friction device : en
  • ES170268A1 - PROCEDURE FOR THE PREPARATION OF QUATERNARY SALTS OF THE DIMETHYLCARBAMINE ETHER-SALT OF 0-DIMETHYLAMINOPHENOL : en es
  • CA429188A - Aircraft flight indicator : en fr
  • ES10454Y - Canteen. : en es
  • ES170328A3 - IMPROVEMENTS MADE IN THE MANUFACTURING OF PARACHUTES AND ITS PACKAGES : en es
  • CA429077A - Rock drill connection : en fr
  • CA429174A - Lignin compound production : en fr
  • GB570972A - Disazo dyestuffs : en
  • IE16858L - Lithographic printing presses : en
  • CH238620A - Method for establishing constructions in prestressed materials. : en fr
  • US2380458A - Method of desalting mineral oil : en
  • CA429102A - Level : en fr
  • CH238524A - Addressing template. : de en
  • CA429197A - Optical objective : en fr
  • CA429195A - Pottery drying stove : en fr
  • US2380814A - Braking mechanism : en
  • AU1946445A - Improvements in concrete mixers : en
  • AU120211B2 - Improvements in draft and buffing gear for railway and like vehicles : en
  • US2380553A - Air outlet device : en
  • US2380674A - Hair curler : en
  • CH238625A - Process for the production of a new azo dye. : de en
  • FR901563A - Improvements to methods and devices for covering cathode wires : en fr
  • CA429180A - Drying metal incorporation in paints, etc. : en fr
  • CH238592A - Aseptic receptacle for an object such as a drug, a dressing object, a surgical instrument, etc. : en fr
  • CA429085A - Peat macerator device : en fr
  • CH238600A - Device for receiving signals that are transmitted by means of a pulse-modulated carrier wave. : de en
  • CA429150A - Polarity reversing distributor : en fr
  • DK63744C - Automatic Line Block System. : da en
  • US2380797A - Container closure : en
  • US2380849A - Antiglare headlight : en
  • US2380468A - Artificial tooth : en
  • US2380910A - Shaking and conveying machine : en
  • CA429140A - Gas analyzing apparatus : en fr
  • CH238576A - Four-stroke diesel engine charged by a crankcase pump. : de en
  • US2380379A - Table : en
  • US2380734A - Hydraulic transmission : en
  • CA429087A - Fluid pressure equalizing valve : en fr
  • CA429116A - Bag tube end closing method : en fr
  • CA429153A - Liquid dispensing apparatus : en fr
  • AU2216345A - Improvements in or relating to telephone transducers : en
  • CH238569A - Device for reducing the pressure loss of flowing media. : de en
  • US2380713A - Coking hydrocarbon oils : en
  • US2380663A - Simplified brake valve : en
  • US2380806A - Enrober or chocolate coating machine : en
  • CA429204A - Boring bar : en fr
  • FR901701A - Sensitive relay for photocells : en fr
  • USD141895S - Light transmitting member for a lighting fixture : en
  • US2380479A - dl-tryptophane and processes for producing the same : en
  • US2380817A - Electric circuit breaker : en
  • GB570940A - Improvements in or relating to dividing devices for gear grinding machines : en
  • FR901696A - Product for plant protection and its manufacturing process : en fr
  • ES169431A1 - PROCEDURE FOR MANUFACTURING GEARBOX SPROCKETS : en es
  • GB571050A - Manufacture of salts of n-(3 : 4-dimethylbenzoyl)-p-aminobenzene sulphonamide : en
  • US2380484A - Steroidal compounds and methods for obtaining the same : en
  • US2380559A - Blocker synchronizer : en
  • US2380460A - Building construction : en
  • ES10696Y - Electric stove with chamber-oven. : en es
  • GB570946A - Improvements relating to heat-transmitting glass : en
  • ES11062Y - Mechanical toy with vehicle movement. : en es
  • GB570960A - Improvements in liquid filtration : en
  • GB570962A - Improvements in the manufacture of metal hypochlorites : en
  • FR901688A - Device for laying iron reinforcement in reinforced concrete slabs or other concrete objects : en fr
  • GB571057A - Electric motor control systems : en
  • GB570954A - Improvements relating to the manufacture of flanged metal articles : en
  • AU130070B2 - Improvements in or relating to teleprinter exchange systems : en
  • BE459085A - : en
  • CA429169A - Double wall unit : en fr
  • US2380746A - Apparatus for forming identification badges : en
  • FR901637A - Improvements to capping systems for flasks or other containers : en fr
  • FR901711A - Direction finding device with cross frame and goniometer : en fr
  • ES11707U - Cigarette of confectionery product, with mouthpiece-whistle. (Machine-translation by Google Translate, not legally binding) : en es
  • USD141943S - Design for an automatic coffee urn os similar article : en
  • ES10412Y - Individual cabin perfected for luminothermic therapeutic baths. : en es
  • ES170336A1 - AN ELECTRO-AUTOMATIC WARNING AGAINST THEFT FOR DOORS AND WINDOWS : en es
  • ES170329A1 - A PERFECTION FOR THE OBTAINING OF INSECTICIDE COMPOUNDS : en es
  • GB571074A - Improvements in hydraulic jacks : en
  • CH238622A - Process for the production of a new condensation product. : de en
  • FR901684A - Dry razor head : en fr
  • US2380804A - Decomposition of sodium aluminate liquor : en
  • GB571009A - Improvements in or relating to the polymerisation of 1 : 3-dienes : en
  • ES170309A1 - A PERFECT BURNER APPLIANCE OF HEAVY OILS FOR USE IN STEAM BOILERS AND BOATS : en es
  • US2380882A - Injection press : en
  • ES170363A1 - IMPROVEMENTS IN THE ELECTRIC CONTACT BRUSHES : en es
  • FR901641A - Process for manufacturing laminated kitchen utensils with undeformable base in pure aluminum : en fr
  • FR901676A - Electric fence device for meadows and the like : en fr
  • FR901657A - Hinge device : en fr
  • GB571020A - Improvements in or relating to machines for expressing liquids from solids : en
  • US2380636A - Electric lantern : en
  • DK63745C - Contact device for system for closing and disconnection of electric current to a motor depending on the water level in a container. : da en
  • FR901675A - Flax capsule crusher : en fr
  • FR901545A - Multi-speed transmission mechanism : en fr
  • GB571054A - Improvements relating to plug gauges : en
  • US2380627A - Boring bar : en
  • ES10669Y - Apparatus for blood transfusion. : en es
  • CA429106A - Brake gear and winding drum : en fr
  • FR901584A - Coupling of rotating parts using an auxiliary shaft : en fr
  • ES10498Y - Folding metal door. : en es
  • FR901538A - Improvements to short-wave tubes and, in particular to triodes, with resonant circuit in vacuum : en fr
  • FR901612A - Printing Cliché Stamping Machine : en fr
  • FR901718A - New applications of aluminum-magnesium alloys for industrial purposes : en fr
  • GB571028A - Improvements in or relating to suspension devices for motor vehicles : en
  • ES10430Y - Variable condenser with quartz insulation. : en es
  • GB570963A - Improvements in or relating to frames for louvre-ventilators : en
  • FR901599A - Method and installation for the continuous automatic production of corrugated or shaped sheets : en fr
  • FR901527A - Spool valve for internal combustion engines, in particular for aviation diesel engines : en fr
  • FR901626A - Method and device for cutting and handling very thin metal sheets and applications of this method : en fr
  • ES170291A1 - A PROCEDURE FOR THE MANUFACTURE OF ORANGE WINE : en es
  • ES10437Y - Bag closing machine. : en es
  • ES10562Y - Sachet for waving hair. : en es
  • FR901674A - Process for preparing sulfonylureas : en fr
  • USD141894S - Vacuum cleaner casing or similar article : en
  • US2380896A - Process of preparing mixed polycarboxylic acid esters of cellulose : en
  • ES10715Y - Miniature car, toy. : en es
  • ES10479Y - Toy consisting of a laying bird. : en es
  • ES10596Y - Hunting carrier. : en es
  • FR901682A - Electromagnetic relay supplied with alternating current : en fr
  • US2380572A - Disengageable slip clutch : en
  • US2380609A - Galvanometer : en
  • GR10423B - PERFECTIONS OF ELECTRIC LIGHTING. : el en
  • ES11712U - Device for learning typing. (Machine-translation by Google Translate, not legally binding) : en es
  • FR901506A - Wear resistance edge for skis : en fr
  • US2380596A - Torque control hydraulic clutch or coupling : en
  • US2380603A - Variable condenser : en
  • US2380801A - Winch cable guide : en
  • FR901594A - Interchangeable point applied in a rotating assembly forming a lathe tailstock : en fr
  • FR901650A - Process for the polymerization of 2-chlorobutadiene-1, 3 and products obtained by this process : en fr
  • GB571031A - Means for connecting loads to polyphase networks alternatively in different phase sequence : en
  • US2380599A - Plasticized resin compositions : en
  • ES170245A1 - A SYSTEM TO PRODUCE GRADUAL VARIATION OF TRANSPARENCY IN THE GLASSES OF PROTECTIVE GOGGLES AGAINST THE DIZZINESS : en es
  • ES170368A1 - A NEW LIQUID PROJECTOR APPARATUS : en es
  • US2380873A - Indexing mechanism : en
  • ES170011A1 - REGULATOR OF THE ADVANCEMENT OF THE TISSUE FOR TELESCOPES : en es
  • GB570979A - Improved bonding agent for foundry oil sand cores or moulds : en
  • ES10671Y - Retainer for window sash. : en es
  • ES10530Y - Folding walker. : en es
  • ES170367A1 - IMPROVEMENTS IN MULTICHANNEL CARRYING WAVE TRANSMISSION SYSTEMS : en es
  • US2380410A - Fat-soluble vitamin ester concentration process : en
  • US2380453A - Camera construction : en
  • USD141911S - Design for a cigar counter display case : en
  • US2380872A - Fluid agency clothes washer with oscillating tub : en
  • US2380711A - Chromium-free air-hardening alloy steels and articles of manufacture produced therefrom : en
  • ES10483Y - Neck for diving suits. : en es
  • ES170411A3 - A HEATING SYSTEM BY ENDO AND EXOTHERMAL REACTION OF CHEMICAL PRODUCTS : en es
  • FR901509A - Device for obtaining light signs : en fr
  • IE18964L - Automatic telephone exchange systems. : en
  • IE18962L - Automatic telephone exchange systems. : en
  • US2380407A - Lasting machine : en
  • US2380788A - Motion picture camera spool : en
  • FR901526A - Empty air test tube for the presence of acid gases, in particular carbonic acid : en fr
  • USD141933S - Design for a badge ob soolab abticle : en
  • US2380454A - Lubricating oil : en
  • US2380491A - Switch control mechanism : en
  • US2380443A - Closure hold-down spring clamp for packing jars : en
  • US2380508A - Eye exercising device : en
  • US2380898A - Cutting device : en
  • ES10488Y - Shuttle blocking and regulating device. : en es
  • US2380613A - Lens assembly : en
  • US2380595A - Centrifugal machine and driving system therefor : en
  • FR901532A - Anodes for galvanic baths : en fr
  • US2380732A - Washing machine : en
  • US2380600A - Building construction : en
  • US2380461A - Safety razor with a comb member co-operating with one or more cutters : en
  • US2380905A - Polymerization of butadiene-1, 3 hydrocarbons : en
  • SU64977A1 - Method of making augers : en ru
  • GB570949A - Improvements in or relating to electrically heated cigar and cigarette lighters : en
  • USD141912S - Design fob a cigar humidor display case : en
  • US2380664A - Layout fixture : en
  • ES11698U - Special wallet for metro tickets (Machine-translation by Google Translate, not legally binding) : en es
  • CA429162A - Magnetic separator : en fr
  • FR901577A - Device for rail splicing : en fr
  • ES10574Y - Injectables case. : en es
  • ES9241U - Secafirmas. (Machine-translation by Google Translate, not legally binding) : en es
  • GB571064A - Improvements in or relating to control lever mechanism : en
  • US2380672A - Flexible coupling : en
  • US2380445A - Clutch device : en
  • US2380911A - Folding tripod : en
  • US2380745A - Track sander : en
  • AU120208B2 - Regenerative detector circuit : en
  • US2380597A - Valve : en
  • CA429125A - Railway car diaphragm face plate : en fr
  • CA429178A - Magnesium and alloy welding method : en fr
  • US2380556A - Syringe device : en
  • US2380591A - Amino acids in emulsion polymerization : en
  • US2380543A - Latch : en
  • AU1156943A - Improved flushing valve apparatus : en
  • US2380380A - Tire vulcanizing apparatus : en
  • USD141914S - Design fob a fluid storage tank : en
  • ES170319A3 - A WELDING APPARATUS : en es
  • CA429199A - Weighing scale : en fr
  • US2380903A - Method of compacting material : en
  • FR901536A - Further training in the direction of motor vehicles : en fr
  • GR10422B - GASOLINE LIGHTER. : el en
  • US2380532A - Separation of mono-and di-alkyl esters of sulphuric acid : en
  • US2380744A - Duplicating machine : en
  • CH238494A - Cushions for seating and reclining furniture. : de en
  • ES170415A1 - IMPROVEMENTS IN THE PRINTING OF METALLIC BUTTON FUNDS : en es
  • FR901636A - case for lipstick, blush and the like : en fr
  • GB570928A - Improvements in and relating to the construction of roofings and the like : en
  • CH238585A - Two-stage push button switch. : de en
  • US2380390A - Change-speed gearing for aircraft propellers : en
  • US2380743A - Wheel flange lubricator : en
  • US2380736A - Drilling apparatus : en
  • US2380798A - Beat-up mechanism of looms for weaving : en
  • USD141918S - Design fob a child s game table : en
  • FR901679A - Logarithmic calculator : en fr
  • FR901681A - Device for limiting the amplitude of the rotational movement of a shaft : en fr
  • GB570984A - Improvements in or relating to bearing structures : en
  • FR901519A - Suction air filter for internal combustion engines : en fr
  • US2380431A - Dragline control : en
  • US2380446A - Machine for generating curved surfaces : en
  • US2380811A - Sealed enclosbure and method of sealing same : en
  • AU132827B2 - Improvements in or relating to walls, roofs, floors and ceilings : en
  • CH238495A - Couch. : de en
  • CA429205A - Textile machine : en fr
  • BE459093A - : en
  • US2380753A - Device in motor saws : en
  • US2380541A - Relay : en
  • US2380779A - Method of preparing sodium perborate of low bulk density : en
  • CH238627A - Process for the production of a vat dye. : de en
  • US2380381A - Driving dog for grinders and the like : en
  • CH238605A - Sealable lid closure on boxes. : de en
  • CA429168A - Vehicle wheel : en fr
  • ES10818Y - Automatic air outlet valve. : en es
  • US2380515A - Thermoplastic construction : en
  • GB570947A - Carburetors : en
  • US2380716A - Water soluble compounds having vitamin k activity : en
  • US2380666A - Telegraph signal transmission system : en
  • US2380737A - Bomb shackle operating mechanism : en
  • USD141905S - Design fob a handkerchief ob similar article : en
  • US2380899A - Mounting : en
  • USD141930S - Design fob a coat : en
  • ES170378A1 - IMPROVEMENTS IN THE DUST GUARDS FOR GREASE BOXES : en es
  • FR901517A - Sponging and cleaning body : en fr
  • US2380474A - Catalysts for the addition polymerization of unsaturated organic compounds : en
  • ES10380Y - Chainless motion transmission device for bicycles. : en es
  • US2380708A - Door lock : en
  • CA429120A - Garment hanger : en fr
  • US2380513A - Spray nozzle : en
  • US2380799A - Phonograph mechanism : en
  • CH238556A - Screw device for compression molding of plastic objects. : en fr
  • AU120197B2 - Improvements in or relating to heaters : en
  • US2380520A - Borehole indicating apparatus : en
  • US2380784A - Electric controlling system : en
  • US2380895A - Shiftable cowl fastener : en
  • CH238476A - Revolver press for the production of interlocking tiles and similar products. : de en
  • US2380452A - Furnace gbate : en
  • ES11084Y - Electric generator tube applicable to small-bore water pipes : en es
  • FR901624A - Process for coloring articles and articles made of polyvinyl chloride : en fr
  • GB571072A - Improvements in high pressure discharge tubes : en
  • US2380646A - Flexible coupling : en
  • CH238634A - Process for the production of a vat dye. : de en
  • IE18966L - Automatic telephone exchange systems. : en
  • FR901605A - Apparatus for filling valve bags : en fr
  • GB570993A - Improvements in manufacture of heat exchange apparatus : en
  • CH238598A - Process for the preparation of a solution of a derivative of a sulfonamide. : de en
  • US2380866A - Bladder stiffener : en
  • ES170250A1 - IMPROVEMENTS IN THE CONSTRUCTION AND TENDIDOS DE ENARARADOS : en es
  • CH238573A - Lubricator. : de en
  • AU2229345A - Insulating foam masses ona synthetic resin basis anda process forthe manufacture ofthe same : en
  • ES10486Y - Detachable valve device, suitable for orthopedic and similar purposes. : en es
  • ES170267A1 - ALMONDS MELTING MACHINE : en es
  • US2380855A - Scraper : en
  • US2380906A - Dispenser : en
  • US2380890A - Preparation of glutamic acid hydrochloride : en
  • ES11714U - Wall thermometer of maximum and minimum temperatures (Machine-translation by Google Translate, not legally binding) : en es
  • US2380841A - Threading and testing machine : en
  • USD141938S - Electrolytic water correction device : en
  • US2380432A - Typewriter escapement control mechanism : en
  • US2380639A - Production of oil : en
  • US2380620A - Production of alkali metal percarbonates : en
  • GB570968A - Improvements in pistons or cylinders internal combustion engines : en
  • ES169395A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF COMBUSTIBLES FOR INTERNAL COMBUSTION ENGINES : en es
  • US2380700A - Meat cutting machine : en
  • US2380780A - Booklet binder : en
  • US2380659A - Processing machine : en
  • US2380723A - Extractive distillation : en
  • FR901512A - Improvements to feed systems for internal combustion engines with injection of fuel and air premix : en fr
  • FR901670A - Very easily flexible wood manufacturing process : en fr
  • CA429148A - Variable pitch propeller : en fr
  • CH238562A - Loop to connect the ends of a flat link. : en fr
  • US2380809A - Color couplers for photographic color development : en
  • US2380442A - Direct-current energized contactor : en
  • US2380408A - Process for treating marine oils : en
  • US2380470A - Mounting for automatic firearms arranged on aircraft : en
  • CH238521A - Water distillation process. : de en
  • US2380883A - Thread grinding machine : en
  • US2380422A - Strand coating apparatus : en
  • US2380704A - Motor fuel knock rating : en
  • CA429132A - Circuit for electric discharge devices : en fr
  • CA429108A - Lighting fixture : en fr
  • CH238542A - Wristwatch box. : en fr
  • AU954443A - Improvements in manufacture and treatment of paper and paper-forming materials : en
  • CH238603A - Method for machine production of a prismatic packing and packing produced according to the method. : de en
  • US2380399A - Flowmeter : en
  • FR901666A - Cylindrical lock : en fr
  • ES10494Y - Cap-seal to avoid filling bottles. : en es
  • FR901660A - Identifying the phase of an oscillation : en fr
  • CA429074A - Material stream weighing apparatus : en fr
  • AU989243A - Improvements in or relating to heaters : en
  • ES170381A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF PUMPS : en es
  • ES10395Y - Calculation table applicable to the determination of rectangular sections of reinforced concrete floors and beams. : en es
  • ES10608Y - Pulley for V-belts. : en es
  • CA429086A - Extensible fire ladder and elevator : en fr
  • US2380715A - Sectional journal means for shafts : en
  • CA429064A - Optical objective : en fr
  • CH238506A - Hanger for clothes. : de en
  • AU120214B2 - Improvements in or relating to adhesive sheets or tapes : en
  • CA429192A - Recording apparatus : en fr
  • ES10719Y - A new pouring stand for bottles of all kinds, especially those for wines and spirits : en es
  • ES170203A1 - AN APPARATUS FOR MOTORIZED VEHICLES : en es
  • ES170298A3 - PERFECTIONS INTRODUCED IN THE PARACHUTE PACKAGES : en es
  • US2380465A - System of aeration : en
  • US2380893A - Lubricating grease composition : en
  • ES170280A1 - IMPROVEMENTS IN THE SYSTEM OF FIXING A FLEXIBLE THREAD TO THE INTERIOR CONTACTS OF THE ELECTRICAL APPLIANCES, MORE ESPECIALLY THE LEAD WIRE (FUSE) IN THE DEFAULT APPLIANCES : en es
  • US2380832A - Process for the decomposition of diolefin monosulphones : en
  • ES10378Y - Recessed box for various electrical assemblies. : en es
  • CA429161A - Electric insulating material : en fr
  • US2380428A - Apparatus for smoking and curing foodstuffs : en
  • US2380644A - Means for mounting rolls in dispensing cabinets : en
  • ES170241A1 - IMPROVEMENTS INTRODUCED IN THE MACHINES TO MANUFACTURE CONGLOMERATES OF ALL KINDS, ESPECIALLY OF CARBON : en es
  • US2380576A - Cutoff valve : en
  • ES10527Y - Adjustable flange to hold hoses. : en es
  • FR901743A - Regulation device applicable to amplifiers : en fr
  • ES10500Y - Lamp applicable to dental operations. : en es
  • ES11722U - Reinforced espadrille sole. (Machine-translation by Google Translate, not legally binding) : en es
  • FR901634A - Method and apparatus for spraying liquids : en fr
  • ES170297A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT 159479 : en es
  • FR901578A - Tanning fixing bath for photography : en fr
  • FR901597A - Method for testing the transmission properties of telecommunication lines : en fr
  • AU2230945A - Improvements in wave guides for high frequency electric currents : en
  • CA429158A - Liquid treatment apparatus : en fr
  • GB570973A - Improvements in detachable rims for pneumatically-tyred vehicle wheels : en
  • US2380686A - Pump jack : en
  • FR901706A - Vulcanized fiber case, hard cardboard or the like : en fr
  • ES10309Y - Fittings for covered buttons. : en es
  • GB571075A - Improvements relating to a photographic lens diaphragm construction : en
  • GB571001A - Manufacture of concrete slabs : en
  • AU129343B2 - Motion transmission system : en
  • FR901613A - Light source intended for the optical exploration of a sound recording : en fr
  • FR901667A - Improvement brought to control systems for adjusting t. s. f. and television : en fr
  • CH238543A - Waterproof watch box. : en fr
  • FR901598A - Process for the manufacture of tools with inserts by welding : en fr
  • ES10551Y - Speed multiplier or new drive system for bicycles and cycles. : en es
  • US2380606A - Method and apparatus for regulating the head and capacity of centrifugal pumps : en
  • USD141889S - Design foe a pedestal base : en
  • GB570943A - Improved apparatus for simultaneously indicating the buoyancy and trim and/or list ofa ship : en
  • ES10429Y - Support for blocks with folding leaves in opposite directions. : en es
  • ES10524Y - Folding armchair : en es
  • USD141935S - Design for a billfold ob similar article : en
  • US2380843A - Animal-scratching device : en
  • GB571042A - Improvements in or relating to reflector fittings for electric lamps : en
  • FR901689A - Coupling of a component, driven by a reciprocating movement and its control rod : en fr
  • US2380487A - Fire block setter : en
  • ES170247A1 - AN ELECTRIC PEDAL TO ACTIVATE THE PRESSES AND OTHER MACHINES-TOOLS WITHOUT PHYSICAL TIREDNESS : en es
  • GB570977A - Improvements relating to vehicle door fastenings : en
  • FR901741A - tubular elements of composite shapes and method of construction : en fr
  • ES10672Y - Cremone bolt for closing windows. : en es
  • FR901695A - Automatic vending machine for flour mills : en fr
  • US2380530A - Continuous peach pitter : en
  • GB571068A - Improvements in tricycles : en
  • FR901727A - Incandescent cathode for electronic lamp : en fr
  • US2380588A - Electric switch plug and socket indicator : en
  • USD141916S - Design fob a stocking darning last : en
  • CH238519A - Device for treating solid substances with liquids, gases or vapors. : de en
  • ES10604Y - Portable writing desk suitcase. : en es
  • FR901551A - Process for preparing 7-dehydro-sterins : en fr
  • ES170349A1 - A PROCEDURE FOR THE MANUFACTURE OF A COLONIAL HAIR FIXER, BASED ON GELATINE AND OTHER ELEMENTS : en es
  • GB571037A - Improvements relating to fastening devices : en
  • US2380740A - Colostomy pan : en
  • CH238539A - Automatic winding mechanism, by oscillating weight, for watch movements. : en fr
  • CA429196A - Optical objective : en fr
  • US2380388A - Well head and casing suspension structure : en
  • FR901557A - Electrical installation for motor bikes or other similar applications : en fr
  • CH238623A - Process for the production of a new azo dye. : de en
  • ES10439Y - Automatic toothpick. : en es
  • US2380702A - Airplane mooring appliance : en
  • US2380578A - Gyro wheel and means for driving same : en
  • ES10243Y - Electric lamp with its own reflector. : en es
  • ES10490Y - Device for the conservation and distribution of workshop drawings. : en es
  • AU140289B2 - Improvements in or relating to pest control compositions comprising benzene hexachloride anda water repellant solid diluent : en
  • US2380435A - Combination road building machine and concrete spreader : en
  • US2380582A - Aircraft having rotative wings : en
  • ES170060A2 - IMPROVEMENTS IN THE OBJECT OF THE MAIN PATENT NUMBER 166746 : en es
  • ES170400A1 - A PROCEDURE FOR THE OBTAINING OF SATURATION AGENTS FOR ELECTRIC POWER TRANSMISSION CABLES, ACCUMULATORS, CONDENSERS AND SIMILAR : en es
  • CH238479A - Window stay. : de en
  • US2380416A - Plant treatment composition : en
  • CH238497A - Gasket for steamer. : en fr
  • ES170224A1 - NEW HUNTING SHOTGUN, WITH INTERCHANGEABLE CANYONS, MULTIPLE LOAD AND ORDINARY REPETITION : en es
  • USD141924S - Design for a perpetual calendar : en
  • CH238485A - Acetylene gas generator. : de en
  • GB571058A - Improvements relating to tensioning means for vehicle driving tracks : en
  • US2380424A - Vapor generator : en
  • US2380511A - Windshield wiper motor : en
  • USD141883S - Design fob a game device : en
  • ES170409A3 - A SEED SELECTOR-CLASSIFIER APPARATUS WITH PREVIOUS SIEVES : en es
  • FR901715A - Telecommunications system on cables at low frequencies and carrier frequencies : en fr
  • AU120213B2 - Automatic frequency control : en
  • ES169858A1 - SAFETY DEVICE APPLICABLE TO BOILER BOILERS : en es
  • GB570991A - Improvements relating to apparatus for electric resistance welding : en
  • US2380605A - Cylinder ridge reamer : en
  • FR901503A - Bottom closing device for tank wagons : en fr
  • CA429166A - Brake : en fr
  • CA429185A - Radio receiver : en fr
  • DK63769C - Shaver with Comb Drum and Method of Making the Drum. : da en
  • FR901571A - Water lifting device : en fr
  • FR901691A - Electromechanical transformation system applicable, in particular, to sound recording : en fr
  • GB570999A - Improvements in or relating to screw-presses : en
  • US2380819A - Rotary pump or motor : en
  • ES9737Y - Device to protect matches against the wind. : en es
  • US2380571A - Clutch : en
  • ES170251A2 - AN IMPROVEMENT IN SLOW ELECTRON ANALYZERS : en es
  • ES170377A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT NUMBER 166994 : en es
  • GB571053A - Improvements in or relating to apparatus for actuating the conical control valves ofconical air-locks at the entrance and exit of treating devices for granular heaped materials : en
  • ES10550Y - Strap for wristwatches, with special means for holding the watch. : en es
  • FR901647A - Detachable adjustable seat : en fr
  • CH238637A - Article covered with a flexible coating, resistant to corrosion, and method of manufacturing this article. : en fr
  • CA429152A - Liquid dispensing apparatus : en fr
  • US2280436A - Level indicator and recorder for molten glass : en
  • FR901683A - Discontinuous drive device for cinema films : en fr
  • FR901669A - Tube furnace or the like for the continuous heating of liquids : en fr
  • ES11724U - Folding armchair (Machine-translation by Google Translate, not legally binding) : en es
  • FR901633A - Device for controlling aerodynamic components such as the lift or brake flaps of airplanes : en fr
  • FR901665A - Device for extending the service life of heating filament lamps : en fr
  • ES170379A2 - IMPROVEMENTS MADE IN THE OBJECT OF MAIN PATENT NUMBER 163281 : en es
  • ES10674Y - Breaker plug. : en es
  • ES11688U - Foldable backrest for field and beach, applicable for advertising purposes. (Machine-translation by Google Translate, not legally binding) : en es
  • FR901697A - Weighing and mixing device : en fr
  • CH238611A - Feather pad. : de en
  • FR901723A - Process for the preparation of the polymerization products of vinyl chloride : en fr
  • GB570923A - Improvements in means for regulating the injection of fuel into internal combustion engines : en
  • GB571029A - Improvements in and relating to the removal of anions from aqueous media : en
  • FR901579A - Method for measuring the anisotropy of birefringent bodies : en fr
  • GB570925A - Improvements in or relating to adhesives for water-proof gluing particularly of cross-ply and veneer wood materials : en
  • ES11691U - Tape-support photo papers or other elements, sensitive to light. (Machine-translation by Google Translate, not legally binding) : en es
  • ES170225A1 - PROCEDURE FOR THE OBTAINING OF SPECIAL CARDS INTENDED FOR INDUSTRIAL AND HOMEOWNER USES : en es
  • DK63753C - Baking or oven burner consisting of a frame-shaped, U-shaped tube or similarly shaped tube. : da en
  • ES10506Y - Elastic gasket for water taps. : en es
  • FR901739A - Gas tap : en fr
  • GB571069A - Improved means for heating electrically handlebars of motor cycles and like control handles of power driven machines : en
  • FR901564A - Magnetron improvements with a hollow resonator : en fr
  • GB571060A - Improvements in or relating to the launching of model aeroplanes : en
  • US2380548A - Zinc condenser : en
  • USD141944S - Combined bottle cap and measuring cup : en
  • ES10332Y - Oscillating knee joint for steam pipes. : en es
  • GB570969A - Improvements in the heels of shoes and like articles of footwear : en
  • ES10465Y - Creaseless tie. : en es
  • ES10536Y - Portable binding device to contain books in general, notebooks and the like. : en es
  • CA429198A - Resilient lubricant seal : en fr
  • FR901653A - Tools and other high speed steel parts : en fr
  • ES10475Y - Gortacircuit perfected. : en es
  • IE16848L - Slicing machines. : en
  • ES10487Y - Floating skate. : en es
  • ES170356A1 - IMPROVEMENTS IN THE DEVICES FOR OBTAINING RELIGIOUS PHOTOGRAPHS : en es
  • GB571014A - Manufacture of 2-amino-4:6-dimethoxy-pyrimidine : en
  • CA429078A - Locking nut : en fr
  • US2380565A - Dilatometer : en
  • US2380827A - Multiple spraying device : en
  • ES11703U - Index device of telephone numbers, signs and other indications (Machine-translation by Google Translate, not legally binding) : en es
  • ES9164Y - Sets of metal molds for the manufacture of artificial teeth and molars. : en es
  • GB571066A - Improvements in hose couplings : en
  • ES170331A1 - IMPROVEMENTS IN THE MANUFACTURE OF RECTIFIED TELESCOPES FOR KNITTED WOVEN FABRICS : en es
  • FR901721A - Rotary support for machine tool : en fr
  • GB570974A - Improvements in or relating to the production of pyran derivatives : en
  • USD141904S - Handkerchief or similar article : en
  • US2380418A - Treatment of fat-soluble vitamincontaining materials : en
  • DK63758C - Cigarette butts. : da en
  • US2380506A - Method of surface hardening beryllium-copper alloys and articles comprised thereof : en
  • FR901744A - Device for driving nails with double points or crampillons : en fr
  • ES10812Y - Standing set with sperm guard for candles : en es
  • FR901694A - Lean gas generator : en fr
  • USD141871S - Design for a shoe ob similar article : en
  • ES10913Y - Adjustable level dropper device for transfusions. : en es
  • FR901645A - Distribution and distribution control : en fr
  • ES10642U - Coil connector for ford distributor. (Machine-translation by Google Translate, not legally binding) : en es
  • US2380464A - Heater : en
  • US2380881A - Washing of granular materials : en
  • ES170275A1 - PROCEDURES FOR THE COMBINATION OF OBJECTIVES WITH LENTICULAR SELECTORS FOR THE RECORDING AND RESTITUTION OF PHOTOGRAPHIC IMAGES, PARTICULARLY MULTIPLE IMAGES ON UNIQUE CLICHE : en es
  • ES10418Y - Source receptacle for ordinary writing pens. : en es
  • USD141910S - Portable barbecue or similar article : en
  • FR901562A - Obturators achieving, by penetration, occlusion of the receptacles : en fr
  • GB571043A - Improvements in or relating to work plates for centreless grinding machines : en
  • USD141877S - Design fob a grate markup : en
  • US2380793A - Outlet box support : en
  • US2380615A - Combustion chamber : en
  • US2380886A - Balanced ball type vane pump or motor : en
  • US2380602A - Heater : en
  • US2380675A - Catalyst separation in hydrogen bromide catalyzed oxidation reactions : en
  • US2380648A - Collet jaw protector : en
  • CH238614A - Bicycle bell. : de en
  • CA429179A - Reinforced abrasive article : en fr
  • US2380701A - Leaf cutting attachment for beet harvesters : en
  • US2380434A - Liquid filling machine : en
  • FR901546A - Heating regulator device for burners : en fr
  • FR901560A - Interchangeable wick buffer : en fr
  • US2380694A - Window locking device : en
  • US2380777A - Turbosupercharger system : en
  • US2380607A - Fluid pump : en
  • ES170210A1 - MACHINE FOR THE MANUFACTURE OF AGGLOMERATES : en es
  • ES170327A3 - IMPROVEMENTS MADE IN THE PARACHUTE MANUFACTURING : en es
  • US2380738A - Art of sandblasting : en
  • CA429191A - Ink fountain : en fr
  • CH238591A - Gas discharge lamp. : de en
  • CA429203A - Spring assembly for back cushions : en fr
  • CH238482A - Gas generator systems, in particular for vehicles. : de en
  • CA429115A - Bag tube end closing method : en fr
  • CA429173A - Plywood panel making method : en fr
  • DK63764C - Bodywork for Motor Vehicles with Reduced Air Resistance. : da en
  • ES170246A1 - A DEVICE TO PRODUCE THE GRADUAL, PROGRESSIVE OR REGRESSIVE VARIATION OF THE TRANSPARENCY OF ALL GENDER OF CRYSTALS, AND IN THE WINDSHIELDS OF VEHICLES MORE ESPECIALLY : en es
  • US2380592A - Piezoelectric crystal holder : en
  • CH238581A - Preparations for preventing the sulphation of accumulators and for the desulphation of used accumulators. : de en
  • CH238527A - Humidifier. : de en
  • AU133211B2 - A process of preparing 2-methoxy-6 chloro-9-[4'(symrnetrical disubstituted amino)butylamino]acridine derivatives : en
  • USD141882S - Design fob a drawing instrument : en
  • CH238615A - Chain transmission device with derailleur speed change, especially for cycles. : en fr
  • ES167166A1 - IMPROVEMENTS IN THE MEANS OF OBTAINING RELIGIOUS PHOTOGRAPHS : en es
  • FR901570A - Process for manufacturing iron powder from plated scrap pieces : en fr
  • GB570926A - Improvements relating to receptacles such as bottles and closures therefor : en
  • CA429076A - Apron : en fr
  • ES10817Y - Automatic air outlet valve. : en es
  • CA429081A - Laminated fibrous sheet manufacture : en fr
  • CA429097A - Shaft seal : en fr
  • CH238593A - Catamenial tampon. : en fr
  • ES8722Y - Universal bicycle frame type. : en es
  • US2380392A - Magnetic recording and reproducing : en
  • US2380725A - Cable tool : en
  • CH238632A - Process for the production of a vat dye. : de en
  • US2380439A - Mass spectrometer : en
  • ES169810A1 - A PROCEDURE FOR THE MANUFACTURE OF CARBON SULFIDE : en es
  • US2380547A - Combine : en
  • US2380614A - Method of making catalysts : en
  • US2380378A - Automatic photographic apparatus : en
  • US2380861A - Truck body and subframe construction : en
  • US2380510A - Servo unit : en
  • USD141898S - Design fob a knife rack : en
  • CA429098A - Sawmill set work power drive : en fr
  • CA429164A - Electrical measuring apparatus : en fr
  • ES169718A1 - IMPROVEMENTS INTRODUCED IN THE RAILROADS TO GET THEIR MAXIMUM SPEED : en es
  • GB570939A - Improvements relating to air pressure relief valves : en
  • GR10425B - METHOD OF SOLIDIZATION BY SIMPLE MIXING WITHOUT VIBRATION AND PRODUCTION OF RESISTANT AND NON-FIRE PRODUCTS. : el en
  • CH238567A - Process for the production of components subject to friction. : de en
  • GB571067A - An improved terminal connection for electric hot plates and other heating elements : en
  • ES170260A1 - AN ELECTRICAL DEVICE FOR THE DETERMINATION OF HUMIDITY : en es
  • CA429071A - Reciprocating ram pump : en fr
  • US2380810A - Hydraulic circuit : en
  • US2380496A - Electron discharge device : en
  • ES10605Y - Removable campaign bed. : en es
  • ES11696U - Lampholder intended to connect bipolar devices with plug type connections. (Machine-translation by Google Translate, not legally binding) : en es
  • ES11701U - New folding bed-hammock. (Machine-translation by Google Translate, not legally binding) : en es
  • GB571040A - Improvements in or relating to cycle lamps : en
  • ES11686U - A primary school book printed on canvas (Machine-translation by Google Translate, not legally binding) : en es
  • GB571071A - Improvements in injection moulding machines : en
  • CH238484A - Soot door on a chimney. : de en
  • CH238613A - Support arm for attachment to a vertical wooden bar, especially for hanging up bicycles. : de en
  • ES170239A1 - A MECHANICAL SHOVEL : en es
  • FR901677A - Advanced travel document : en fr
  • GB571012A - Improvements relating to bottom boards or platens for use in the production of sand moulds : en
  • FR901513A - Method and apparatus for simultaneously determining the hardness, modulus of elasticity and elastic hysteresis of rubber and the like : en fr
  • FR901746A - Drive mode of the regulator return mechanism acting on the turbine wheel of a kaplan turbine : en fr
  • US2380735A - Outlet connection for liquid containing tanks : en
  • US2380805A - Protective system : en
  • US2380812A - Crib : en
  • ES10407Y - Roller clamp for permanent waving. : en es
  • ES10724Y - Link ring for wristwatch bands, made of brass wire or other alloys. : en es
  • AU1192343A - Improved apparatus usable inthe treatment of animals for protection against blowfly strike : en
  • FR901580A - Electric automatic control and adjustment device for electrically operated adjustment devices : en fr
  • GB571008A - An improved electric conductor for overhead suspension : en
  • US2380589A - Radio tube socket : en
  • DK63747C - Commutator for electric Machines with radially set Connection tabs. : da en
  • ES11695U - A perfected type shuttle (Machine-translation by Google Translate, not legally binding) : en es
  • US2380519A - Directional aerial system : en
  • ES170233A3 - IMPROVEMENTS MADE IN THE MANUFACTURING OF PARACHUTE CARRIAGES : en es
  • FR901749A - Electromagnetic relay : en fr
  • GB571006A - Improvements in and relating to automatic lathes : en
  • ES11608U - Device for cleaning all kinds of surfaces. (Machine-translation by Google Translate, not legally binding) : en es
  • ES170330A1 - IMPROVEMENTS IN FLEXIBLE MATERIAL CONTAINERS, OBTAINED FROM A TUBULAR ELEMENT : en es
  • AU1130143A - Automatic frequency control : en
  • US2380536A - Feed for plastic molding machines : en
  • US2380754A - Phonograph : en
  • DK63760C - Coupling device for rotating machine parts, in particular for lathes or similar work machines. : da en
  • US2380633A - Mitten : en
  • ES11689U - A leather taquito for boots of soccer players, athletes and hikers (Machine-translation by Google Translate, not legally binding) : en es
  • FR901698A - Wind motor, especially at high speed : en fr
  • DK63742C - Device at Steam Heating System for Rail Vehicles. : da en
  • ES170339A1 - A PERFECTED OVEN FOR BAKING PAN : en es
  • FR901717A - Radioscopy installation for large elements from cast iron : en fr
  • AU131086B2 - Improvements in wave guides for high frequency electric currents : en
  • CH238512A - Baking machine for the production of waffle biscuits. : de en
  • US2380509A - Dinnerware lining machine : en
  • US2380668A - Arc-welding converter : en
  • US2380710A - Catalysts for polymerization reaction : en
  • US2380800A - Water treatment : en
  • ES170326A3 - IMPROVEMENTS MADE IN THE PARACHUTE PACKAGES : en es
  • ES10623Y - A seamless, one-piece clasp strap : en es
  • US2380395A - Sealed package : en
  • ES10633Y - Retention clamp without compression jaws. : en es
  • ES170284A1 - A DEPARTMENT REGISTERS-LIQUID DISTRIBUTOR : en es
  • US2380673A - Valve stem silencer : en
  • US2380534A - Hypodermic injector : en
  • US2380824A - Method of making stable polyvinyl acetal resins : en
  • FR901566A - Co-axial tubular electric line comprising dielectric spacer bodies arranged in a row on the inner conductor, in particular for decimetric condes : en fr
  • GB571030A - Improvements in or relating to photographic shutters having built-in flash lamp synchronizing devices : en
  • US2380677A - Turbodrive control : en
  • FR901686A - General indicator table of available rooms in the various hotels and hostels in a city : en fr
  • ES10723Y - Magazine portfolio. : en es
  • GB570964A - Improvements relating to road marking devices : en
  • GB570970A - Improvements in or relating to underground conduits or the like : en
  • US2380575A - Hydraulic compensation system : en
  • US2380687A - Faucet attachment : en
  • FR901539A - Method for the execution of mixed foundation piles of reinforced concrete or the like : en fr
  • GB571036A - Improvements in and relating to flux valves or saturable core devices : en
  • FR901659A - Control device for machine tools and the like : en fr
  • ES10413Y - Automatic electric incubator. : en es
  • FR901644A - Rotary oscillations transformer : en fr
  • GB571013A - Improvements in or relating to apparatus for filing paper and like sheets and cards : en
  • US2380502A - Electronic discharge device : en
  • ES170295A1 - IMPROVEMENTS OF ELECTRICAL SWITCHES, WITH CIRCULAR KEY, OF REVERSIBLE AND LONG-DURATION OPERATION : en es
  • US2380473A - Catalysts for the addition polymerization of unsaturated organic compounds : en
  • US2380533A - Dispensing device : en
  • CA429126A - Pump : en fr
  • CA429193A - Vacuum pumping system : en fr
  • CA429156A - Stabilizer : en fr
  • CA429068A - Optical objective : en fr
  • CH238520A - Process for the production of a resinous product from sulphite waste liquor. : de en
  • US2380643A - Alarm device for internalcombustion engines : en
  • USD141884S - Design for a game table : en
  • CA429095A - Container closure : en fr
  • CH238508A - Slider for guide closure. : en it
  • CH238534A - Method of measuring the distance between two points using electromagnetic waves. : de en
  • AU130072B2 - A combined sparkplug and transformer for ignition systems : en
  • US2380498A - Method and apparatus for treating vegetables to remove unwanted particles therefrom : en
  • US2380573A - Apparatus for fabricating plywood structures : en
  • US2380859A - Milling machine : en
  • US2380537A - Means for refrigeration : en
  • CA429094A - Pump : en fr
  • CH238487A - Apparatus for toasting, grilling, etc. : de en
  • CH238503A - Frame for laundry bucket. : de en
  • CH238526A - Device for obtaining photographic recordings with point image elements. : en fr
  • US2380712A - Modern food dispensing and display case : en
  • CH238486A - Gas stove. : de en
  • CA429107A - Carburetter air-intake device : en fr
  • BE458905A - : en
  • ES10648Y - Support for smoked or colored lenses applicable on the frame of glasses with transparent graduated lenses. : en es
  • CA429144A - Air bag stem : en fr
  • ES10594Y - Umbrella linkage with new bending of the tips. : en es
  • CA429139A - Ventilated electro-magnetic device : en fr
  • CA429157A - Precipitation and coagulation process and apparatus : en fr
  • CA429165A - Machine tool : en fr
  • ES10681Y - Electric lamp with reserve filaments. : en es
  • FR901649A - New replacement soaps suitable in particular for industrial washing of linen, and their manufacturing process : en fr
  • US2380374A - Internal-combustion engine charge forming apparatus : en
  • US2380727A - Phonograph : en
  • ES11710U - A shovel to bake (Machine-translation by Google Translate, not legally binding) : en es
  • ES170214A1 - PROCEDURE FOR THE MANUFACTURE OF AN ARTIFICIAL CHARCOAL SUCEDANEOUS OF WOOD OR OTHER FUELS, TO BE USED IN ALL KINDS OF HOUSEHOLDS : en es
  • ES170261A1 - IMPROVEMENTS IN THE PROCEDURE FOR THE CONSTRUCTION OF BEAMS FOR FLOORS AND HEAVENS OF ARMED CONCRETE : en es
  • GB570948A - Device for illuminating rooms : en
  • FR901520A - Process for the preparation of sulfur compounds : en fr
  • CH238609A - Box. : de en
  • US2380778A - Internal-combustion engine : en
  • ES10458Y - Toy with movement figures. : en es
  • ES10624Y - Shoeshine stool. : en es
  • GB571021A - Improvements in or relating to the manufacture of railway chairs and sleepers : en
  • FR901737A - Polyphase transformer for earth arc extinguishing with neutral voltage lower than phase voltage : en fr
  • FR901627A - Monovinyl-acetylene and process for preparing this product : en fr
  • GB570985A - Improvements in or relating to composite paper structures, including bags and other articles made therefrom : en
  • ES170352A1 - A PROCEDURE FOR MANUFACTURING ELECTRODES TO WELD OR CUT : en es
  • FR901518A - Water supply device for hammer drills and similar stoneworking tools : en fr
  • FR901525A - Improvements in phonographic record reproduction apparatus : en fr
  • US2380585A - Copy film for lenticular sound tracks : en
  • ES11706U - An arithmetic toy (Machine-translation by Google Translate, not legally binding) : en es
  • FR901750A - Assembly intended for the transmission of high frequency electrical oscillations : en fr
  • US2380561A - Refining aromatic distillates : en
  • US2380411A - Process of refining marine oils : en
  • US2380705A - Variable sensitivity control valve : en
  • GB571047A - Improvements relating to remote traffic control systems for railways and the like : en
  • DK63752C - Vacuum cleaner nozzle with a main suction duct and an auxiliary suction duct for suction of thread, hair and the like. : da en
  • FR901690A - Arc welding devices : en fr
  • GB571011A - Improvements in or relating to loose-leaf binders : en
  • CH238563A - Buckle to connect two ends of the strap. : de en
  • ES170274A1 - RELIEF PHOTOGRAPHY APPARATUS, INTENDED FOR THE REDUCTION OR EXPANSION OF POSITIVES, OR OF NEGATIVES : en es
  • FR901556A - Lightweight metal handle for machine tools : en fr
  • FR901602A - Electrical conductor with several wires housed in a flexible sheath : en fr
  • GB570956A - Improvements in and relating to resinous condensation products : en
  • ES11716U - A new cylinder head and barrel for long firearms (Machine-translation by Google Translate, not legally binding) : en es
  • FR901720A - Reinforced asbestos cement pipes : en fr
  • FR901623A - Electric incubator : en fr
  • FR901704A - Metal churn without rollers : en fr
  • ES11692U - Wrap-case (Machine-translation by Google Translate, not legally binding) : en es
  • US2380512A - Machine for making multiply boards : en
  • ES169576A1 - A MACHINE TO PRODUCE THE INCANDESCENCE OF TICKETS, PENINSULES AND BARS : en es
  • ES10363Y - A new model of hygienic mattress, particularly for babies : en es
  • ES10443Y - Propulsion device for mechanically advancing toy figures. : en es
  • US2380693A - Wheel contour dresser : en
  • CH238557A - Screw press for molding plastic objects. : en fr
  • FR901604A - Method of construction of airfoil airfoils or pressurized fuselage : en fr
  • FR901685A - Interference microscope, especially intended for measuring the depth of irregularities in smooth surfaces : en fr
  • GB571049A - Manufacture of salts of n-dimethylacroyl-p-aminobenzene sulphonamide : en
  • US2380598A - kammel : en
  • USD141915S - Washer for meat products or the like : en
  • CH238638A - Flat structure which is resistant and impermeable to yperite and similar chemical warfare agents even in the presence of organic solvents. : de en
  • CA429090A - Cartridge container : en fr
  • US2380869A - Loud-speaker : en
  • CH238552A - Device on drilling machines for producing precise bores, the prescribed distances from each other must be strictly observed. : de en
  • CH238602A - Device for electrical signaling of the position of a moving marker. : en fr
  • FR901730A - Improvements to flat walls and others : en fr
  • AU1045443A - Improvements in or relating tothe preservation or treatment of timber orthe like : en
  • AU128607B2 - Amplitude modulation reducing circuit : en
  • US2380492A - Switch control mechanism : en
  • US2380637A - Electric lantern : en
  • US2380720A - Production op dehydrated castor oil : en
  • US2380486A - Lighting control system : en
  • CA429202A - Cut-off tool holder : en fr
  • CH238566A - Ball bearing. : en fr
  • DK63766C - Luggage carrier with Highchair for Bicycles. : da en
  • CA429145A - Fog or smoke producing apparatus : en fr
  • US2380419A - Bock crusher : en
  • US2380726A - Chlorinated synthetic rubber : en
  • US2380406A - Production of low sulphur sponge iron : en
  • US2380698A - Beneficiation of acidic minerals : en
  • CA14175S - Traffic line marking stud for incorporating in road surfaces : en
  • US2380680A - Clutch and control : en
  • US2380400A - Polymerization of butadiene-1, 3 hydrocarbons : en
  • AU2212045A - Improvements in or relating toa process of'preparing acridin derivatives : en
  • US2380440A - Method of making fiber container parts : en
  • US2380495A - Safety device for catalytic converters : en
  • US2380662A - Ball bearing screw and nut gear : en
  • ES9437Y - Diary or book with provision to point out the current page. : en es
  • AU2219745A - Improvements in or relating to teleprinter exchange systems : en
  • CA429163A - Winding machine tensioning device : en fr
  • CH238599A - A mixture to be used as a body or dental care product with a disinfecting, cleaning and bleaching effect. : de en
  • BE458964A - : en fr
  • CA429111A - Food product : en fr
  • ES10675Y - Portable and protected apparatus for the determination of the erythrocyte sedimentation rate. : en es
  • FR901673A - Process for preparing agglomerated phosphates : en fr
  • US2380642A - Centralizing mechanism : en
  • ES10292Y - A pump to inflate tires : en es
  • FR901724A - Spring made of iron, nickel and glucinium alloy : en fr
  • CA429154A - Razor and magazine : en fr
  • CH238565A - Lock nut. : en fr
  • US2380703A - Aluminum chloride catalyst : en
  • US2380755A - Rotary fish skinner : en
  • BE458288A - : en fr
  • ES11630U - Pencil case for the lips. (Machine-translation by Google Translate, not legally binding) : en es
  • ES170139A1 - PROCEDURE OF ANODIC OXIDATION OF ALUMINUM : en es
  • US2380396A - Sealed package : en
  • CH238586A - Arrangement for generating shock waves with a very steep front and high voltage. : de en
  • US2380540A - Automatic area control propeller : en
  • US2380862A - Rotatable structure : en
  • USD141925S - Nudelman toy dredge : en
  • AU1191643A - Improved machine for covering wire andthe like : en
  • CA429184A - Radio receiver with band spreading : en fr
  • CH238469A - Cladding panel for walls. : de en
  • US2380463A - Fluent fuel burner : en
  • US2380631A - High lift valve : en
  • US2380397A - Differential mechanism : en
  • ES10652Y - Device for presenting perfumery and cosmetic powders, blushes, pencils and compacts to the public. : en es
  • ES170307A1 - A PROCEDURE FOR THE PREPARATION OF AZOIC DYES : en es
  • CA429194A - Registering device for paper boxes : en fr
  • CA429065A - Optical objective : en fr
  • US2380635A - Means for indicating aircraft flight condition : en
  • US2380863A - Improving magnesium-base alloys : en
  • BE458965A - : en
  • US2380490A - Catalytic conversion : en
  • US2380497A - Bicycle frame : en
  • US2380803A - Brake head balancing device : en
  • US2380574A - Fuel injection pump : en
  • US2380848A - Preparation of modified starch product : en
  • AU2233345A - Improvements in or relating to pest control compositions comprising benzene hexachloride anda water repellant solid diluent : en
  • CH238583A - Method and device for the transmission of alternating current energy over a long line using asynchronous machines. : de en
  • AU128748B2 - Improvements in or relating to telephone transducers : en
  • US2380661A - Clamping fixture : en
  • US2380751A - Apparatus for casting hollow metal articles : en
  • CA429100A - Box car door assembly : en fr
  • CA429159A - Fluid blast circuit breaker : en fr
  • CA429200A - Garment hanger : en fr
  • CH238541A - Process for the production of a block for clockworks equipped with a pressed-out foot, and for a block produced by this method. : de en
  • FR901550A - Tubular dielectric capacitor bank : en fr
  • FR901663A - Electrical device for measuring the speed of rotation : en fr
  • ES8950Y - Device adaptable to pushchairs to go up and down stairs. : en es
  • US2380771A - Apparatus for filling containers with milk and other liquids : en
  • US2380851A - Magnetic contact : en
  • US2380752A - Rotary engine or blower device : en
  • FR901530A - Improvements to oxide cathodes for electric discharge vessels : en fr
  • FR901568A - Control process for freezing operations : en fr
  • US2380685A - Esters of salicylic acid monosulphide and salts thereof : en
  • DK63768C - Razor. : da en
  • CH238488A - Device for folding curtains. : de en
  • CH238511A - Shoe fitting. : de en
  • IE17632L - Liquid atomisers. : en
  • ES10697Y - Heat insulating container. : en es
  • US2380527A - Apparatus for forming sheets from plastic material : en
  • US2380880A - Alternating electric current rectifier of the selenium type : en
  • FR901640A - Safety device for knitting machines to prevent breakage of needle heels or pushers : en fr
  • GB571076A - Tucker blade motion for rotary folding mechanisms : en
  • ES10414Y - Gloves without a side closure seam and with a single seam on the interfingers. : en es
  • ES10792Y - Wheel toy with magnetic axle. : en es
  • ES170263A1 - IMPROVEMENTS IN THE PROCEDURE FOR CONSTRUCTION OF CYLINDERS FOR CALANDRAS : en es
  • USD141887S - Design fob a night latch : en
  • FR901508A - Device for obtaining light signs : en fr
  • GB570983A - Improvements in or relating to polarizing viewing screens : en
  • ES10485Y - Tap. : en es
  • US2380758A - Carton closing mechanism : en
  • US2380654A - Method of piston ring manufacture : en
  • US2380877A - xcoox : en
  • US2380796A - Centralizing device for brake shoes : en
  • US2380477A - Catalysts for the addition polymerization of unsaturated organic compounds : en
  • US2380912A - Sewing machine : en
  • US2380888A - Optical objective : en
  • US2380650A - Continuous saponification process : en
  • US2380456A - Art of providing protective and decorative lacquers and coatings : en
  • DK63748C - Battery-powered Impulse Sensor for Electric Fences. : da en
  • ES170313A3 - A MECHANISM FOR THE AUTOMATIC ZIG-ZAG FOLDING OF STRIPS OF CONTINUOUS PAPER : en es
  • US2380457A - Automatic control means : en
  • US2380786A - Staple : en
  • GB570978A - Improvements in or relating to printing presses : en
  • GB571034A - Means and method for pressure moulding : en
  • US2380427A - Joint closure : en
  • US2380560A - Permanent magnet : en
  • CA429075A - Razor and magazine : en fr
  • CA429176A - Sulphonated product : en fr
  • CH238587A - Process for the subsequent reduction of the capacitance value of electrical capacitors with a thermoplastic material as the dielectric. : de en
  • FR901541A - Device for repeating at will a passage of a phonographic recording at a determined location : en fr
  • FR901561A - Lead alloy, in particular for cable casings : en fr
  • ES170340A3 - A FRONT SUSPENSION DEVICE FOR MOTORCYCLES AND ANALOG VEHICLES : en es
  • FR901511A - Tool for making impressions : en fr
  • US2380426A - Polymerization of conjugated diene hydrocarbons : en
  • US2380568A - Fastener : en
  • GB570996A - An improved hitch coupling for motor driven tractor vehicles : en
  • US2380657A - Self-quiz test device : en
  • US2380749A - Spring wheel : en
  • GB571063A - Improvements in or relating to poultry appliances : en
  • US2380907A - Piston for internal-combustion engines : en
  • US2380909A - Combination garment and carrying bag : en
  • CH238478A - Slurry mixer. : de en
  • US2380493A - Switch control mechanism : en
  • USD141907S - Design fob a cup ob similab article : en
  • US2380523A - Vehicle body structure : en
  • CA429123A - Heat-treating apparatus : en fr
  • US2380616A - Magnetic system : en
  • LU27704A1 - : en
  • US2380389A - Balancing system : en
  • DK63770C - Wooden box. : da en
  • FR901620A - Device limiting typing at the bottom of the sheet in typewriters : en fr
  • GB571015A - Improvements in and relating to mouse traps : en
  • ES170347A2 - IMPROVEMENTS IN THE OBJECT OF THE MAIN PATENT NUMBER 169545 : en es
  • ES170296A1 - IMPROVEMENTS IN THE CONSTRUCTION OF AGITATOR APPLIANCES FOR SATURATING AND MIXING FLUIDS : en es
  • FR901632A - Improvements to mixed gas generators for supplying heat engines : en fr
  • US2380475A - Catalysts for the addition polymerization of unsaturated organic compounds : en
  • AU120205B2 - Improved flushing valve apparatus : en
  • FR901728A - Segment of rubber band or rubberized fabric, intended to be joined to another segment, usable in particular for making tubular canoes : en fr
  • US2380436A - Level indicator and recorder for molten glass : en
  • USD141891S - Design for a table lighter : en
  • US2380707A - Ignition means : en
  • ES10456Y - Flexible whale for girdles or corsets, made with tempered steel strapping strips. : en es
  • CH238500A - Machine for the textile industry. : en it
  • FR901552A - Gas power plant : en fr
  • ES10635Y - Mechanical toothpick box. : en es
  • ES170212A1 - IMPROVEMENTS INTRODUCED IN THE LIGHT APPLIANCES : en es
  • FR901729A - Electromagnetic voltage adjustment device for generators driven at variable speeds, in particular in installations mounted on vehicles : en fr
  • CH238610A - Braking device on vehicles. : de en
  • CH238624A - Process for the production of a new azo dye. : de en
  • ES11705U - Refillable ink charger for line pens (Machine-translation by Google Translate, not legally binding) : en es
  • ES170408A3 - A SEED PREPARING SORTING MACHINE : en es
  • FR901630A - Instrument for adjusting watch anchors : en fr
  • US2380375A - Garment protecting hanger : en
  • USD141902S - Design for a combined knife and towel rack : en
  • CA429073A - Machine work-table device : en fr
  • US2380640A - Safety control apparatus for gaseous fuel burners : en
  • CA429170A - Paper container : en fr
  • CH238547A - Process for the production of light metal castings with good electrical conductivity. : de en
  • US2380528A - Railway car : en
  • US2380854A - Valve element : en
  • USD141874S - Design fob a beading lens ob the like : en
  • USD141880S - Design for a game board : en
  • USD141927S - Lj27 design fob a tricycle : en
  • CH238554A - Process for the production of cyanide-containing melt baths, especially suitable for case hardening. : de en
  • CH238571A - Device for transmitting motive power to a rotating receiver shaft. : en fr
  • CH238549A - Machine for applying a jacket to wires, ropes, cables, pipes, etc. : de en
  • CH238578A - Double magneto. : de en
  • DK63754C - Insulation plate of hardened, surface-reinforced synthetic resin foam. : da en
  • DK63767C - Device for Armored Locks and similar Locks. : da en
  • AU120207B2 - Improved apparatus usable inthe treatment of animals for protection against blowfly strike : en
  • FR901700A - Device for induction heating of workpieces : en fr
  • CH238582A - Device for regulating the transfer power in interconnected networks. : de en
  • US2380617A - Heavy metal catalysts for emulsion polymerization reactions : en
  • US2380682A - Energy : en
  • US2380767A - Piston ring : en
  • CH238574A - Pylon crane made up of superimposed elements. : en fr
  • CH238572A - Power transmission device for continuously changing the transmission ratio. : de en
  • CH238535A - Counting device. : de en
  • ES10501Y - Toiletry kit for dentistry accessories. : en es
  • CA429172A - Lathe bar feed : en fr
  • CA429067A - Optical objective : en fr
  • CH238515A - Process for the production of aluminum fluoride from ammonium fluoride. : de en
  • ES10662Y - Cream whipper mixer. : en es
  • GB571005A - Improvements in and relating to variable inductance devices : en
  • US2380871A - Pouring spout : en
  • FR901587A - Blade for fluid circulation machines, in particular for axial compressors : en fr
  • ES10424Y - Cream mixer. : en es
  • FR901622A - Crate for packing eggs : en fr
  • GB570975A - Improvements in or relating to bonding devices for use with screened electric cables : en
  • ES10477Y - Electric heater for tools. : en es
  • ES170216A1 - A PROCESS FOR MANUFACTURING A FIBROUS MASS, COMPACT AND HARD AT THE SAME TIME AS ELASTIC, OWN FOR THE OBTAINING OF DIFFERENT PRODUCTS CONFUSABLE TO WOOD AND MARBLE : en es
  • FR901692A - Device for recording, by mechanical means, electrical oscillations at acoustic frequency : en fr
  • FR901733A - Process for preparing 2-methyl-butene-1-one-3 : en fr
  • USD141876S - Design fob an ink well : en
  • ES10464Y - Container, at the same time for samples, for lacquers and nail polishes. : en es
  • ES11725U - Offset hinge for toilet seats. (Machine-translation by Google Translate, not legally binding) : en es
  • US2380413A - Treatment of animal and vegetable oils : en
  • US2380766A - Remote-control plant : en
  • US2380868A - Frequency measuring system : en
  • AU2095245A - Electric selector switches : en
  • ES10438Y - Changeable colored heels for women's shoes. : en es
  • GB570980A - Improvements in cop skewer jiggers for yarn and like winding machines : en
  • ES11694U - An improved buckle (Machine-translation by Google Translate, not legally binding) : en es
  • US2380562A - Transport vehicle : en
  • ES10452Y - Bucket filing cabinet. : en es
  • ES170254A1 - DISTANCE CONTROL SYSTEMS : en es
  • GB571007A - Improvements in building units : en
  • GB570951A - Improved lubricants adapted to soften carbon depositst in internal combustion engines : en
  • GB571052A - Improvements in sinks for cleansing bed-pans and urine bottles : en
  • US2380539A - Sharpening instrument : en
  • US2380775A - Compound fabrics and process for producing the same : en
  • ES170204A1 - PROCEDURE FOR THE MANUFACTURE OF FOOTBED TEMPLATES : en es
  • CH238626A - Process for the production of a new azo dye. : de en
  • FR901591A - Method and device for feeding pulverized carbon engines : en fr
  • FR901544A - Electrostatic deflection device for cathode ray tubes : en fr
  • CH238537A - Test device for electrical installations comprising a number of similar equipment. : en fr
  • USD141942S - Design fob a combined book. maga- zine, newspaper back, and smoking stand : en
  • FR901574A - Manufacturing process of insert tools : en fr
  • FR901607A - Steam power plant with particularly high superheat temperatures : en fr
  • FR901738A - Process for preparing fatty aromatic amines : en fr
  • GB571024A - Improvements in endless track landing elements for aircraft : en
  • DK63749C - Electric Heater with Inductive Heating. : da en
  • ES11690U - Automatic closing armchair, mainly applicable in show halls. (Machine-translation by Google Translate, not legally binding) : en es
  • GB571038A - Improvements relating to electrical measuring and indicating instruments : en
  • US2380377A - Ash receiver : en
  • US2380526A - Cage for rayon or the like : en
  • US2380554A - Polymerization in aqueous emulsion : en
  • CA429146A - Welding apparatus : en fr
  • US2380831A - Purification of aliphatic conjugated diolefins : en
  • FR901606A - Thermometer : en fr
  • CA429147A - Sedimentation apparatus : en fr
  • CH238532A - Device for checking gears. : en fr
  • US2380472A - Holder and opener for containers of additive liquid : en
  • US2380665A - Shower fixture : en
  • GB571002A - Improvements in and relating to springs and spring clip devices particularly applicable as clothes pegs : en
  • US2380721A - Fertilizer cartridge : en
  • ES170264A3 - A PROCEDURE FOR COMPRESSING CEMENT PIPES : en es
  • FR901504A - Cross with thermal insulation device : en fr
  • US2380756A - Pool table attachment : en
  • USD141923S - Design fob a screen for a doll s house : en
  • US2380373A - Method of handling elastic thread and product thereof : en
  • US2380558A - Fluid pressure control mechanism : en
  • USD141879S - Design fob a grave marker : en
  • USD141892S - Design fob a table lighter : en
  • GB570995A - Improvements in or relating to scraper or push-plate conveyors for use in mines : en
  • ES170249A1 - PROCEDURE FOR CONSTRUCTION OF SURFACES OF ENTRAINING WITH SOLID WOOD : en es
  • GB570981A - Improvements in means for supporting and drawing curtains : en
  • GB571059A - Improvements in or relating to face clutches and methods of producing same : en
  • US2380423A - Coverall : en
  • US2380522A - Power factor controlling apparatus : en
  • CH238481A - Process for the production of moldings. : de en
  • CA429130A - Electric valve circuit : en fr
  • USD141917S - Design fob paper ob the like : en
  • AU120287B2 - Electrostatic precipitators : en
  • CA429088A - Cartridge container machine : en fr
  • US2380409A - Production of vitamin concentrates : en
  • US2380459A - Gas pressure regulator : en
  • US2380813A - Electric apparatus : en
  • ES170289A1 - APPARATUS APPLICABLE TO SKILL AND COMPETITION GAMES BY LAUNCHES OF BALLS AND OTHER SIMILAR PROJECTILES : en es
  • ES170362A3 - IMPROVEMENTS IN THE MANUFACTURE OF STYLOGRAPHIC FEATHERS : en es
  • GB570961A - Improvements in or relating to grabs for lifting heavy articles : en
  • US2380393A - Auxiliary armor mounting : en
  • CH238531A - Mechanical time fuze with clockwork movement, double acting, for projectiles. : en fr
  • US2380462A - Can body necking-in machine : en
  • US2380577A - Shoe : en
  • US2380695A - Machine for cutting tubular members into rings : en
  • FR901582A - Subdivided Iron Core Reaction Coil : en fr
  • FR901732A - heat exchanger with ducts through the walls of the casing sealed by stuffing boxes, pleated pipes or the like : en fr
  • GB571023A - Improvements in or relating to wheeled vehicles : en
  • AU127952B2 - Improvements relating to tool holders for lathes andother machine tools : en
  • US2380840A - Stoker apparatus : en
  • US2380850A - Binocular instrument : en
  • AU129595B2 - Means for restoring directional gyros : en
  • USD141908S - Fuel tank mounted tool box for a truck or similar article : en
  • US2380482A - Duplicating recorder : en
  • AU1208043A - Regenerative detector circuit : en
  • CH238483A - Sootblower. : de en
  • US2380433A - Tensiometer : en
  • US2380521A - Electric regulating apparatus : en
  • US2380889A - Polyengine bipropeller drive : en
  • ES169998A1 - A PROCEDURE TO MANUFACTURE PLASTIC PRODUCTS BY MEANS OF SYNTHETIC RESINS : en es
  • CH238545A - Process for the manufacture of shaped articles. : de en
  • AU2049145A - Motion transmission system : en
  • CA429103A - Chemical composition : en fr
  • US2380660A - Fluid clutch : en
  • US2380844A - Animal-scratching device : en
  • CH238498A - Metal can. : de en
  • CH238629A - Process for the production of a vat dye. : de en
  • USRE22656E - Filter control fob aircraft engines : en
  • BE459139A - : en
  • CA429105A - Aqueous albuminous substance spinning method : en fr
  • ES10909Y - Electrically illuminate the interior of ladies' bags and travel items. : en es
  • CA429114A - Variable speed control system : en fr
  • CA429129A - Magnetic induction accelerator : en fr
  • US2380860A - Air deflector for automobiles and method of making the same : en
  • US2380504A - Process of purifying sulphite liquor : en
  • US2380525A - Filamentary cathode and method of manufacture : en
  • CH238606A - Device for emptying tubes. : de en
  • US2380538A - Bottom-heavy gyroscope : en
  • US2380761A - Grinding machine : en
  • BE459046A - : en fr
  • FR901680A - Improvements made to components and mechanisms, in particular to electrical contact devices, fitted with a shaft which is supported in a friction bearing : en fr
  • ES179389A1 - AN EXCITATION SYSTEM FOR A STEAM ELECTRICAL DEVICE THAT HAS A VAPORIZABLE CATHETER : en es
  • US2380773A - Gun assembly : en
  • USD141875S - Design fob a letter opener or similar article : en
  • CA429083A - Hydraulic control mechanism : en fr
  • CH238473A - Central heating device. : de en
  • FR901569A - Mouthpiece for projection of profiled strips made of rubber mixtures or other plastic masses : en fr
  • CA429110A - Collapsible reel : en fr
  • CH238636A - Process for the production of a vat dye. : de en
  • US2380544A - Weft replenishing, pick-and-pick, filling mixing loom : en
  • US2380739A - Process of producing pectinous gels and composition : en
  • US2380590A - Clutch : en
  • CH238502A - Electric lighting device on sewing machines. : de en
  • CH238633A - Process for the production of a vat dye. : de en
  • US2380722A - Method of and apparatus for making articles : en
  • US2380820A - Railway switch operating apparatus : en
  • USD141896S - Design fob a shoe : en
  • US2380834A - Wooden building construction : en
  • CH238504A - Vacuum. : en fr
  • ES10521Y - Shear to cut paper and particularly, that of photographic support. : en es
  • FR901616A - Method of collecting insects with a view to their transfer or destruction and apparatus for carrying out this method : en fr
  • IE18963L - Automatic telephone exchange systems. : en
  • CA429136A - Cellulose processing : en fr
  • US2380783A - Pump structure : en
  • CA429131A - Electric discharge device : en fr
  • GB571051A - Production of air drying and stoving finishes : en
  • CH238618A - Wheelset and method of making same : de en
  • AU2167845A - Amplitude modulation reducing circuit : en
  • CH238550A - Machine tool. : en fr
  • CA429155A - Dividing head for lathes, etc. : en fr
  • CA429151A - Oil retaining seal : en fr
  • CH238470A - Induction apparatus, in particular for cattle herding systems. : de en
  • USD141920S - Combined pocket comb and holder : en
  • US2380402A - Polymerization of butadiene-1,3 hydrocarbons : en
  • USD141886S - Design fob a tot : en
  • US2380885A - Building element : en
  • AU128576B2 - Insulating foam masses ona synthetic resin basis anda process forthe manufacture ofthe same : en
  • CH238631A - Process for the production of a vat dye. : de en
  • US2380507A - Fluid pressure control mechanism : en
  • US2380776A - Gear construction : en
  • ES10603Y - Portigraphs or autographs. : en es
  • CA429082A - Hydraulic control mechanism : en fr
  • CH238496A - Safety valve, in particular for pressure cookers. : de en
  • US2380791A - Resonance indicating apparatus : en
  • US2380864A - Railway traffic controlling apparatus : en
  • US2380563A - Process for the preparation of capryl salicylate : en
  • US2380581A - Aircraft : en
  • ES170357A1 - IMPROVEMENTS INTRODUCED IN ALLOY MANUFACTURE : en es
  • AU120206B2 - Improvements in or relating to processes for reducing iron impurities inground calcite, dolomite, magnesite or cryolite : en
  • CH238491A - Device for keeping at least one board or frame horizontally above the ground. : en fr
  • CH238513A - Process for the production of a beverage concentrate for tasty lemonades. : de en
  • ES10647Y - Case, container for the conditioning of ground sugar and other products. : en es
  • ES167168A1 - IMPROVEMENTS IN THE PHOTOGRAPHY IN RELIEF WITH REVERS REFLECTOR-DIFFUSER : en es
  • ES10192Y - Underwater toy. : en es
  • FR901668A - Advanced clothing rack : en fr
  • CA429149A - Printer's blanket : en fr
  • CH238604A - Stand for ice cream. : en it
  • US2380706A - Production of refined wood pulp : en
  • US2380601A - Bowling pin setter : en
  • US2380815A - Brake shoe adjusting means : en
  • US2380894A - System of communication : en
  • AU131084B2 - Improvements in and relating toa process of preparing acridine derivatives : en
  • DK63746C - System for regulating the voltage of an electric machine. : da en
  • USD141903S - Handkerchief or similar article : en
  • CA429122A - Fibrous and comminuted material mixing machine : en fr
  • CH238621A - Paving stone lined with a rubber screed. : en fr
  • US2380729A - Die for coating ribbon wire : en
  • US2380897A - Processing hydrocarbon oils : en
  • CA429167A - Brake : en fr
  • CH238501A - Desk with retractable, electrically powered sewing machine. : de en
  • ES10906Y - Elastic metal wheel for cars and other fast vehicles. : en es
  • CA429127A - Extrusion press for lead and alloys : en fr
  • AU120209B2 - Improved machine for covering wire andthe like : en
  • BE459089A - : en fr
  • CA429138A - Series capacitor protection : en fr
  • FR901639A - Retractable Landing Gear Device : en fr
  • GB570971A - Improvements in or relating to case-hardening of iron and steel : en
  • AU2211945A - Improvements in and relating toa process of preparing acridine derivatives : en
  • FR901631A - Improvement in gasifier grids : en fr
  • CA429096A - Building heating or cooling system : en fr
  • GB570994A - Improvements in or relating to spring catches for doors and the like : en
  • US2380789A - Abrasive machine : en
  • US2380853A - Method of producing aromatic hydrocarbons : en
  • CH238590A - Headlamp in which the position of the lamp can be changed relative to the mirror. : de en
  • CA429091A - Cartridge container : en fr
  • AU2226145A - Means for restoring directional gyros : en
  • GB570950A - Anchor : en
  • CH238490A - Seating device that can be converted into a stepladder. : de en
  • ES170335A1 - A DEVELOPER OF CONTINUOUS FUNCTIONING : en es
  • CH238640A - Vice for clamping sewing machine heads. : de en
  • FR901714A - Machine for fixing current leads to carbon bodies, in particular dynamo brushes : en fr
  • FR901735A - Tracked landing gear for airplanes : en fr
  • US2380476A - Catalysts for the addition polymerization of unsaturated organic compounds : en
  • CA429101A - Bathing suit : en fr
  • CA429119A - Garment hanger : en fr
  • ES170322A1 - A SECURITY SYSTEM BASED ON DOUBLE BODY EMBRILLADO : en es
  • FR901699A - Kitchen drip table : en fr
  • FR901703A - Simple fabric, double-sided shaped, and its manufacturing process : en fr
  • US2380821A - Poppet valve and valve seat for internal-combustion engines : en
  • US2380742A - Lamp making apparatus : en
  • FR901628A - Assembly device : en fr
  • ES166836A3 - A SOIL DRILLING DEVICE : en es
  • FR901510A - Method for electrically welding plates placed at or near square : en fr
  • ES10607Y - Fault locator. : en es
  • ES11700U - A new spring mattress or mattress between double mesh (Machine-translation by Google Translate, not legally binding) : en es
  • ES170208A3 - PROCEDURE FOR OBTAINING SOLID OR TUBULAR STRUCTURES BY CIRCUMPRESSION OF FIBROUS MASSES IMPREGATED WITH SYNTHETIC RESINS : en es
  • US2380489A - Hydrocarbon conversion process : en
  • US2380823A - Bandage making machine : en
  • US2380376A - Brake head balancing and attaching means : en
  • US2380875A - Catalytic treatment of hydrocarbons : en
  • GB570932A - Improvements in girders for grabs and the like : en
  • US2380628A - Metal stock having a square hole and method of making said stock : en
  • DK63763C - Means for Metal Welding. : da en
  • GB570987A - Plant for cleaning non-absorbent articles soiled with oil, grease or the like : en
  • USD141931S - Design for a coat : en
  • US2380570A - Blowpipe nozzle : en
  • CA429187A - Connector making method : en fr
  • ES10585Y - Safety device, operated by pressurized oil, to stabilize cars and trucks, preventing them from skidding on wet or slippery tracks. : en es
  • ES10702Y - Intraoral illuminator. : en es
  • US2380781A - Sheet metal lagging tool : en
  • US2380836A - Flow control apparatus : en
  • ES170323A3 - A PORTABLE SCALE FOR HOME USE : en es
  • FR901542A - Device for the examination of materials by means of ultrasound : en fr
  • ES10410Y - Electric bathtub for individual use. : en es
  • US2380469A - Prism system : en
  • US2380398A - Roofing shingle or tile : en
  • GB570937A - A variable-track axle for railway trucks : en
  • FR901501A - Varnish : en fr
  • GB571070A - Improved containers for the growing of plants in self-contained masses of soil, compost or the like : en
  • US2380632A - Projection stand : en
  • US2380829A - Lens mounting : en
  • US2380904A - Valve operating means : en
  • FR901656A - Device for ironing thin razor blades : en fr
  • US2380626A - Mobile power shovel, crane, and the like : en
  • FR901725A - Device for connecting rotating parts with fixed electrical conductors, in particular for UHF devices : en fr
  • FR901588A - Process for the manufacture of sheets or films devoid, in their structure, of a privileged direction and without a coating impermeable to water vapor and resistant to water and to the temperature of boiling : en fr
  • FR901742A - Transportable u-gauge for all applications : en fr
  • CA429182A - Multiple discharge pump : en fr
  • FR901608A - Shoe tree : en fr
  • GB570935A - An internal combustion turbine : en
  • FR901629A - Compass and caliper combined with movable cursor and precision vernier : en fr
  • GB570967A - Improvements in or relating to building bricks : en
  • CA429079A - Resilient wheel : en fr
  • ES170317A1 - A PHOTOGRAPHIC APPARATUS : en es
  • FR901529A - Operating method of ship power plant installations : en fr
  • US2380441A - Folding support : en
  • US2380622A - Electromagnetic vibrator : en
  • US2380764A - Fuse : en
  • AU120212B2 - Improvements in manufacture and treatment of paper and paper-forming materials : en
  • AU2212145A - A process of preparing 2-methoxy-6 chloro-9-[4'(symrnetrical disubstituted amino)butylamino]acridine derivatives : en
  • CH238517A - Process for preparing a dithiazole compound. : de en
  • ES11715U - A new helmet for the protection of the head (Machine-translation by Google Translate, not legally binding) : en es
  • CH238474A - Process for utilizing the heat of hot spring water, industrial and waste water and the like. : de en
  • FR901555A - Process for obtaining sulfonic acids : en fr
  • FR901586A - Injection device for internal combustion engine : en fr
  • GB571046A - Improvements in or relating to machines for expressing liquids from solids and semi-solids : en
  • US2380714A - Ejector : en
  • ES10700Y - Heating device. : en es
  • ES10718Y - Pin extractor. : en es
  • FR901524A - Manufacturing process of an electrolytic capacitor : en fr
  • FR901533A - Folding umbrella : en fr
  • US2380852A - Fractionating plate construction : en
  • DK63759C - Bearing device for rotating shafts and method for adjusting such bearings. : da en
  • FR901740A - Gasifier gas dust collector and purifier : en fr
  • ES9656Y - Universal pliers for opening piston rings. : en es
  • ES10651Y - Palomilla or folding hanger to hang clothes. : en es
  • FR901710A - Installation for igniting a gasifier : en fr
  • US2380623A - Separable fastener : en
  • US2380669A - Well anchor : en
  • ES170283A1 - PROPULSOR FOR PROPULSORS : en es
  • US2380569A - Billet surfacing machine : en
  • FR901537A - Improvements to high-frequency, wide-bandwidth translators : en fr
  • FR901748A - Braun tube with rectangular fluorescent screen : en fr
  • US2380731A - Restoration of catalysts : en
  • BE459058A - : en fr
  • CA429137A - Fibre conduit process and machine : en fr
  • FR901615A - Dental prosthesis part fixed by a suction cup effect : en fr
  • GB571017A - Polymeric condensation products from amino alcohols and dicarboxylic acids : en
  • GB570936A - Improvements connected with hand-operated electrical regulating devices : en
  • CA429070A - Optical objective : en fr
  • CA429142A - Container closure pad : en fr
  • US2380467A - Electrolytic recording electrode : en
  • US2380818A - Automatic miniature enlarger : en
  • GB570988A - Tyre and rim construction : en
  • FR901662A - Device for recovering lubricating oil from connecting rods of thermal engines and in particular of steam locomotives : en fr
  • ES10645Y - Toothbrush case. : en es
  • US2380629A - Food serving device : en
  • ES10417Y - Small combustion heater case. : en es
  • US2380610A - Camera : en
  • US2380891A - Ventilating apparatus for toilet hoppers : en
  • GB571022A - Improvements relating to flexible pipe connections or conduits : en
  • US2380503A - Dyeing : en
  • CA429177A - Sulphonated substance : en fr
  • GB570957A - Improvements relating to the production of unsaturated alcohols : en
  • FR901707A - Device allowing the supply of an explosion engine of choice with gasoline, gas generator gas or simultaneously with gasoline or gas generator gas : en fr
  • CH238472A - Radiator. : de en
  • US2380386A - Air conditioning system : en
  • CH238577A - Method for operating internal combustion engines. : de en
  • US2380651A - Pneumatic ejector : en
  • US2380730A - Comb : en
  • CH238558A - Upholstery body, method and mold for making same. : de en
  • USD141937S - Design fob a coat : en
  • US2380551A - Polymerization in aqueous emulsion : en
  • US2380709A - Bobbin support stop : en
  • CA429104A - Aqueous albuminous substance spinning method : en fr
  • FR901614A - Process for preparing ring-substituted phenylacetic acid : en fr
  • GB570982A - Improvements in wheeled vehicles : en
  • ES10502Y - Hydraulically operated dental chair. : en es
  • ES10657Y - Thermostatically actuated automatic electric switch. : en es
  • ES11159Y - Gasket for fitting the discharge pipes to the toilet bowl : en es
  • FR901664A - Method for synchronizing the rotational speed of machines : en fr
  • FR901719A - Asbestos cement pipes : en fr