• NL143171B - DEVICE FOR DISTRIBUTING A FLOW OF PRINTING PRODUCTS. : en nl
  • AU2078848A - Improvements in and relating to centrifugal pumps : en
  • BE492314A - : en
  • US2490821A - Apparatus for testing fluid operated switches : en
  • US2491053A - Dispenser : en
  • US2491412A - Ceramic product and method of : en
  • US2491179A - Feeding apparatus having rotatable cylinder with vanes arranged for free engagement connection with auxiliary drum : en
  • AU3037049A - Improvements in or relating tothe production ofa vinylidene chloride/acrylonitrile copolymer coated moistureproof film andthe products thereof : en
  • US2491255A - Extensible loader conveyer : en
  • USD156432S - Necklace or similar article : en
  • USD156439S - Table base : en
  • CA461707A - Apparatus for producing air colloids : en fr
  • AU146756B2 - Improvements in vehicle brakes : en
  • US2491334A - Level position indicator for oil stoves : en
  • FR953733A - Image reproducing device for television receivers : en fr
  • US2491148A - Anvil-die and jig for holes in sheet metal : en
  • US2491332A - Typewriting guide : en
  • US2491096A - Casting mold : en
  • US2491370A - Explosion-proof vent plug for storage batteries : en
  • CH265570A - Dispensing device intended to bring similar parts into position for use. : en fr
  • US2490902A - Self-inking porous printing member : en
  • NL137040B - : en
  • US2490770A - Electric iron : en
  • CA461688A - Shoe half sole or tap : en fr
  • CH265653A - A method of manufacturing dry straightener elements and a press for implementing said method. : en fr
  • CH265455A - Apparatus for the mechanical spraying of liquids. : en fr
  • US2490817A - Immersion thermocouple : en
  • US2490989A - Gauge for tile cutters : en
  • US2491363A - Shear press : en
  • FR953908A - Airtight closing device for residential chimneys : en fr
  • GB633333A - Improvements relating to electric current supply systems : en
  • AU2477448A - An improved wood shredding or reducing machine : en
  • FR953747A - Heavy liquid fuel atomizer-heater, such as fuel oil : en fr
  • CH265543A - Device on a rolling mill for monitoring the thickness of the rolled material. : de en
  • CH265458A - Onion cutting and chopping machine. : de en
  • US2490950A - Fuse construction : en
  • US2490870A - Power mower : en
  • USD156465S - Decorative lamp : en
  • FR953944A - Improvements in the treatment of aluminum and aluminum alloy surfaces : en fr
  • GB633225A - Improvements in cutlery knives : en
  • FR953929A - Trailing bottom net for fishing fish, suitable for a wide mouth opening : en fr
  • ES21342U - Safety coupling for screws, nuts and similar. (Machine-translation by Google Translate, not legally binding) : en es
  • FR953765A - Device for the individual rescue of pilots and passengers of flying devices : en fr
  • US2490777A - Indicator system : en
  • CH265648A - Magnetic body and method of manufacturing this body. : en fr
  • CH265723A - Process for the preparation of a copper-compatible polyazo dye. : de en
  • GB633191A - Improvements in or relating to tobacco manipulating machines : en
  • AU147874B2 - Mounting arrangement for television pickup tubes : en
  • AU133853B2 - Improvements in or relating to multichannel signalling systems : en
  • CA461759A - Gearing : en fr
  • AU3041149A - Improvements in froth flotation processes and frothing agents for use therein : en
  • CA461751A - Package : en fr
  • CH265557A - Moisture meter. : de en
  • US2491020A - Echo ranging apparatus : en
  • US2491173A - Manufacture of stockings and the like : en
  • ES188590A3 - PERFECTIONS IN THE MANUFACTURE OF TOYS WITH MECHANICAL MOVEMENT AND AUTOMATIC CHANGE OF DIRECTION : en es
  • GB633354A - Process for the production of dibasic carboxylic acids : en
  • US2491104A - Valve : en
  • FR953700A - Improvements to cutting devices : en fr
  • FR954043A - Hot water or steam boiler : en fr
  • GB633258A - Improvements relating to rumbling and polishing machines of the barrel type : en
  • US2491193A - Electrical resistance : en
  • USD156450S - Bevekage dispensing apparatus : en
  • US2490768A - Radio remote-control system : en
  • CA461704A - Flexible electric heater and apparatus and method for making the same : en fr
  • CH265549A - Electric potentiometer with rotating slider. : en fr
  • NL70269C - : en
  • US2491403A - Indicator and control means for lead screw correction : en
  • GB633115A - Improvements in apparatus for the treatment of yarns : en
  • US2491275A - Leveling means or mechanism for road surfacing machines : en
  • US2490799A - Gas purification process : en
  • US2491059A - Hydraulic turbine : en
  • US2491453A - Soundproof clock : en
  • FR953850A - Aircraft propeller rapid feathering device : en fr
  • DK70344C - Carrying piece for display racks, correspondence trays or other objects. : da en
  • FR954036A - Coupling device for heat engines : en fr
  • GB633389A - Improvements in or relating to molds for glass : en
  • US2490826A - Electrically conducting refractory compositions : en
  • AU149127B2 - Improvements in or relating to electrical conductors : en
  • CH265482A - Device for pressing the rollers of a roller pair against one another. : de en
  • AU147575B2 - Improvements in or relating to machines for washing dishes andthe like : en
  • ES188843A1 - A SYSTEM FOR FORGED FLOORS : en es
  • ES21341U - Folding crib perfected. (Machine-translation by Google Translate, not legally binding) : en es
  • US2491391A - Electronic transducer : en
  • US2491446A - Distribution of solids to moving compact beds thereof : en
  • GB633368A - Time base generator : en
  • FR953703A - Process and apparatus for electrostatic gas purification : en fr
  • AU3046249A - Demand valve control mechanism : en
  • CA461757A - Marine drilling rig : en fr
  • CH265678A - Arrangement for connecting a listening and speaking device to a four-wire line. : de en
  • US2491155A - Tone control system : en
  • ES188792A1 - A PROVISION IN SHAVING APPARATUS : en es
  • FR953708A - Improvements to watch movements : en fr
  • GB633102A - Improvements in or relating to impact breaking or crushing machines : en
  • GB633381A - Improvements in or relating to vapour generating and superheating units : en
  • USD156408S - Cohn cap : en
  • FR953794A - Process for the preparation of vinyl halide : en fr
  • FR953948A - Lubricant : en fr
  • FR953987A - Advanced device for detecting and measuring small movements : en fr
  • US2490829A - Combined choke regulator and recoil compensator for shotguns : en
  • US2490767A - Seal for floating roof tanks : en
  • US2491035A - Machine tool guard : en
  • US2491346A - Fixture for grinding twist drill tips : en
  • CH265706A - Device for controlling the pitch of the blades of a rotary wing of a helicopter moved by reaction. : en fr
  • ES189944A1 - NEW PROCEDURE FOR THE DETERMINATION OR CONTROL OF THE WORK INDICATED IN THE EQUIPMENT MACHINES : en es
  • FR953882A - Safety valve valve for pneumatic tube : en fr
  • ES190038A1 - A NEW CONNECTION PIPE, IN ROTARY MOVEMENT, SUITABLE FOR CLUTCHES, SPEED CHANGES AND OTHER MECHANICAL USES : en es
  • GB633340A - Tripping mechanism for the latches of drop bottom doors on dumping waggons : en
  • ES189987A1 - A MECHANICAL PROCEDURE, WITH ITS CORRESPONDING DEVICE, FOR THE OBTAINING OF THERMOMETRIC RODS : en es
  • GB633385A - Sugar refining : en
  • CH265457A - Household drum grater. : en fr
  • CH265542A - Firearm with a device for the central insertion of cartridges into the cartridge chamber. : de en
  • GB633071A - Improvements in multi-frequency generating and selecting systems : en
  • GB633272A - Improvements in or relating to gas turbine installations : en
  • US2490992A - Sash holder : en
  • FR953848A - Improved valve device for controlling a pressure medium : en fr
  • US2491049A - Automatic scale for the weighing of poured-out substances : en
  • ES190163A3 - A NEW ADJUSTABLE JAW SECURITY PLUG : en es
  • US2491161A - Collapsible tube dispenser : en
  • GB633334A - Improvements in or relating to the partial oxidation of hydrocarbons in the vapour phase : en
  • FR953737A - Torque transformer : en fr
  • FR953861A - Method and apparatus for spraying fusible materials : en fr
  • US2490921A - Vehicle wheel washing apparatus : en
  • US2490787A - Inertia buffer : en
  • FR953709A - Improvements to watch movements : en fr
  • AU140268B2 - Improved flint lighter : en
  • CH265675A - Electrodynamic arrangement for converting sound vibrations into electrical vibrations or vice versa. : de en
  • FR953975A - Further training in t receptor apparatus. s. f. : en fr
  • ES20456Y - Rotating spool pin for sewing tables. : en es
  • US2491011A - Reciprocating machine : en
  • US2491231A - Centrifugal homogenizer : en
  • GB633393A - Improvements in and connected with electromagnetically operated switches : en
  • FR953985A - Bleeding and cutting tool : en fr
  • US2491122A - Valve head for by-pass packers : en
  • USD156427S - Brooch or similar article : en
  • US2491102A - Coated sheet materials and plastic compositions therefor : en
  • US2491237A - Manufacture of miniature lamps : en
  • ES20314Y - Toy. : en es
  • FR953716A - Push button switch : en fr
  • US2490788A - Underframe with center sill for land vehicles such as railway cars : en
  • US2491342A - Stroboscope : en
  • US2491414A - Compositions of 2.2-di-(halo-phenyl)-1.1.1-trichloro-ethanes and 2.4-dinitro-phenol compounds : en
  • DK70352C - Foldable yarn winding. : da en
  • FR953884A - Support device for workpieces, in particular ski wood : en fr
  • FR953981A - Improvements to clothing belts, and in particular to trouser belts : en fr
  • US2490984A - Beta mercapto thioethers : en
  • FR953775A - Process for preparing thionic compounds : en fr
  • GB633372A - Improvements in or relating to coke oven gas composition revision : en
  • DK70325C - Coil system, in particular rotating coil system for measuring devices. : da en
  • FR954029A - Device for checking and cleaning the yarns coming out of spinning and twisting : en fr
  • US2491386A - Photographic method of imprinting a design on globes : en
  • ES21209U - Metal container for carbon coils. (Machine-translation by Google Translate, not legally binding) : en es
  • ES188524A1 - PROCEDURE FOR THE MANUFACTURE OF RUBBER ARTICLES : en es
  • FR954038A - New components for vehicle safety : en fr
  • FR953820A - Pulse generator systems : en fr
  • GB633203A - Improvements in and relating to the precipitation and filtration of gold and silver from cyanide solution : en
  • FR953672A - Continuous diffusion device for the extraction of sweet juices and other similar applications : en fr
  • FR953668A - Process and installation for the production of detergents : en fr
  • GB633273A - Improvements in or relating to air circulating apparatus : en
  • US2490932A - Control apparatus : en
  • GB633257A - Improvements in or relating to woven webbing : en
  • AU142986B2 - improvements in means for fixing tiles or panels to walls or other structures : en
  • FR953814A - Improvement in cameras using photographic film : en fr
  • GB633298A - Improvements in or relating to carving forks : en
  • US2491225A - Method of protecting subterranean metallic structures : en
  • US2491445A - Flowmeter : en
  • US2491086A - Brake beam : en
  • CH265758A - Process for the preparation of a new mercury compound. : de en
  • FR953739A - Improvements to upholstered furniture : en fr
  • GB633076A - Improvements in or relating to radio-position indicating systems : en
  • GB633143A - Compositions of matter comprising anacardic phenols, aldehydes and aniline, and their inter-reaction products : en
  • FR953909A - Oscillating circuit shape : en fr
  • FR953917A - Vehicle door : en fr
  • ES189822A1 - A HYDRAULIC ELEVATOR : en es
  • FR953947A - Electric wire winding shade : en fr
  • GB633240A - Production of alkyl derivatives of thiophene : en
  • US2491447A - Mounting construction : en
  • CH265480A - Method and device for the continuous production of artificial threads. : de en
  • US2490808A - Radio detection system : en
  • US2491257A - Slide-type bingo board : en
  • CA461740A - Scraper for drain drill discs : en fr
  • GB633190A - Improvements in screened electric cables : en
  • ES21372U - Device applicable to bottles-thermos to contain medicines and other products. (Machine-translation by Google Translate, not legally binding) : en es
  • ES21419U - Securing the pieces of the crystal lamps. (Machine-translation by Google Translate, not legally binding) : en es
  • GB633113A - Improvements in radiosondes : en
  • FR953722A - Padlock : en fr
  • FR953741A - Device intended to block a shaft adapted to move in its longitudinal direction relative to an element : en fr
  • FR953718A - Improvements in the manufacture of starch crystals : en fr
  • GB633120A - Improvements relating to the silencing of gaseous currents : en
  • ES21385U - Clamp for various uses. (Machine-translation by Google Translate, not legally binding) : en es
  • AU144633B2 - Improvements relating to threshers for harvesting machines andthe like : en
  • CH265531A - Reproduction apparatus, comprising a plate cylinder and a cylinder for wetting the printing paper with a developer liquid. : en fr
  • US2490839A - Portable manifold and hose stand : en
  • US2490991A - Self-feeding paper bursting toy gun : en
  • US2491395A - Apparatus for slicing of extruded plastic materials : en
  • JP368325Z2 - : ja
  • DK70338C - Counting wheels for calculators. : da en
  • GB633061A - Improvements in or relating to wireless aerial arrangements : en
  • GB633366A - Improvements in or relating to electrical circuit arrangements for the generation ofoscillations : en
  • US2490905A - Multiple shading coil assembly for electromagnetic devices : en
  • US2491079A - Rock picking machine : en
  • US2491068A - Record stamper : en
  • US2491258A - Manufacture of pile fabrics : en
  • FR953993A - Improvements to electric heating fabrics and the like : en fr
  • CH265456A - Electric cooking equipment, in particular for butchers and hotels. : de en
  • CH265523A - Paper slicing machine, fitted with a device to prevent the lower sheets of a ream of paper from entering between the feed square and the machine table. : en fr
  • CH265575A - Bending press. : de en
  • CH265711A - Process for the preparation of a derivative of 4-methyl-7-amino-coumarin. : de en
  • USD156461S - Bobbin holder : en
  • CH265564A - Binocular device in microscopes. : de en
  • CH265556A - Meteorological instrument. : de en
  • GB633301A - Improvements in fastening devices particularly adapted for use with cowlings for aircraft : en
  • IE18506L - Bottle filling machines : en
  • CA461708A - Hydraulic pump : en fr
  • AU3039849A - Process for producing molecularly more uniform dextran products for pharmaceutical and therapeutical preparations : en
  • US2490919A - Control apparatus : en
  • US2491434A - Combination power plant and heating system : en
  • FR954012A - Transportable standard battery : en fr
  • ES21413U - Special boiler for water heating in economic kitchens. (Machine-translation by Google Translate, not legally binding) : en es
  • CH265680A - Pulse correction circuit. : de en
  • ES187850A1 - IMPROVEMENTS INTRODUCED IN COLOR TELEVISION : en es
  • US2491176A - Wind gauge and weather vane : en
  • GB633197A - Improvements in or relating to dry gas meters : en
  • GB633282A - Improved mechanism for handling packing cases for cones, cheeses and like yarn packages : en
  • GB633331A - An improved stapling device : en
  • US2491194A - Process for altering the temperature of aggregates : en
  • GB633311A - Improvements in or relating to high-frequency electric furnaces : en
  • CH265447A - Hot water boilers for firing systems. : de en
  • FR953697A - Improvements to the means of moving the hatch leases of boats : en fr
  • FR953745A - Washer extractor for cleaning says : en fr
  • GB633242A - Improvements in domestic wash boilers : en
  • GB633300A - Improvements in sacks or receptacles for handling materials : en
  • GR12278B - METALLIC COLLECTOR OF OLIVE FRUIT. : el en
  • US2490914A - Ventilating apparatus : en
  • US2491199A - Photoelectric cell and method of manufacturing it : en
  • US2491206A - Collapsible shipping case : en
  • US2490958A - Pest-combating compositions and spraying liquids of enhanced adhering capacity : en
  • US2491145A - Refrigerator : en
  • CA461685A - Christmas tree holder : en fr
  • US2490894A - Tractor mower : en
  • FR953702A - Improvements to dust extractors : en fr
  • FR953877A - double ski stirrup : en fr
  • USD156406S - Trellis wall bracket for flower pot : en
  • US2490769A - Photoflash lamp : en
  • DK70347C - Equipment for ironing anchored mines. : da en
  • GB633068A - Improvements in or relating to telecommunication installations : en
  • US2491319A - Automatic arc welding device : en
  • US2491426A - Flanged container construction : en
  • US2491451A - Cowl fastener device : en
  • FR953934A - Improvements to hats and their manufacturing process : en fr
  • FR953980A - Improvements to the assembly of thermoplastic sheets : en fr
  • AU147911B2 - Stabilisers for synthetic chlorine-containing polymeric compounds : en
  • FR953874A - Improvements to gas analyzers : en fr
  • GB633382A - Improvements in or relating to the manufacture of refractory articles : en
  • CH265466A - Convertible seating and reclining furniture. : de en
  • GR12282B - GRINDING MACHINE - OLIVE WRINKER. : el en
  • US2490967A - Azo dyestuffs : en
  • US2490884A - Reclining chair : en
  • US2491163A - Justifier for typewriters : en
  • US2491270A - Cabin pressure regulator : en
  • GB633112A - Improvements in or relating to telecommunication exchange systems : en
  • GB633316A - Improvements in stationery cabinets : en
  • CA461791A - Telephone substation apparatus : en fr
  • FR953971A - Cigarette case enhancements : en fr
  • US2491380A - Control apparatus : en
  • GB633359A - Improvements in steam generators : en
  • FR953782A - Lighting fixtures development : en fr
  • GB633243A - Means for supplying electrical power to a movable electrically-operated apparatus : en
  • ES18608Y - Rotating weight. : en es
  • ES190058A3 - PROCEDURE FOR OBTAINING A PRODUCT INTENDED TO FIGHT BALDNESS, AS WELL AS TONING AND REGENERATING THE HAIR : en es
  • ES190012A1 - A PERFECTION IN THE THREADS OF THE THREAD IN LAS CANILLERAS AND OTHER MACHINES : en es
  • ES21395U - Garment of the calls combination for ladies. (Machine-translation by Google Translate, not legally binding) : en es
  • GB633221A - Improved means for supporting dummy legs, and legs of lay-figures : en
  • FR953988A - Improvement of seals for rotating parts : en fr
  • DK70343C - Impact mill. : da en
  • ES188770A3 - PROCEDURE AND APPARATUS TO DRY SHARP AND FIBROUS GRANULATED MATERIALS OR THEIR SIMILAR : en es
  • FR953687A - Staple nailer : en fr
  • GB633107A - Improvements in or relating to coils comprising a core of ferro-magnetic material : en
  • GB633123A - Improvements connected with needle threading devices : en
  • US2491119A - Rivet setting and removing tool : en
  • US2491336A - Multiple drip coffee urn : en
  • US2491427A - Flexible cigarette retainer : en
  • US2491151A - Brassiere : en
  • US2491398A - Contouring machine : en
  • US2491423A - Package : en
  • FR954013A - Deep sea fishing trawl float : en fr
  • ES189932A1 - A PROCEDURE FOR THE MANUFACTURE OF CARBON SULFIDE : en es
  • GB633082A - Improvements in or relating to the splicing of organic mono-filaments : en
  • US2491042A - Flying machine, including features of a helicopter and an autogiro : en
  • USD156466S - Smithburn powered tiller : en
  • FR953714A - Camping trailer : en fr
  • FR953974A - Product intended for the manufacture of impressions for dental or other use and its manufacturing process : en fr
  • US2491291A - Common trunk selecting means for all relay telephone switches : en
  • USD156431S - Necklace or similar article : en
  • GB633355A - Improvements in or relating to sausage filling machines : en
  • ES189964A1 - IMPROVEMENTS IN THE APPARATUS FOR DESTRUCTIONAL DISTILLATION (CRACKING) AND CHEMICAL SYNTHESIS : en es
  • GB633114A - An improved process for the preparation of a high-strength porous concrete : en
  • ES189974A3 - IMPROVEMENTS IN VERTICAL TURBO PUMPS : en es
  • CA461738A - Radio transmission system : en fr
  • FR953790A - Improvements to electro-static generator devices : en fr
  • FR953922A - Improvements made to gas purifiers : en fr
  • ES21380U - Tube container (Machine-translation by Google Translate, not legally binding) : en es
  • ES21443U - Special hood for application of cosmetics type "mascara" to the eyelashes. (Machine-translation by Google Translate, not legally binding) : en es
  • GB633139A - Improvements in or relating to a low water alarm for steam boilers : en
  • ES189961A2 - IMPROVEMENTS INTRODUCED IN THE PURPOSE OF THE MAIN PATENT NUMBER 189554 : en es
  • FR953707A - Axle with coil spring : en fr
  • ES190029A1 - A CHEMICAL PROCEDURE FOR THE OBTAINING OF HYDROPHYL FIBERS : en es
  • US2490881A - Stroke-adjusting mechanism : en
  • US2490952A - Combined lightning arrester and fuse construction : en
  • GB633078A - Improvements in control systems for hydraulic jacks applicable to the operation of aircraft landing flaps : en
  • USD156454S - Combined writing desk and chair : en
  • US2490966A - Valve bag : en
  • ES190050A3 - A FLEXIBLE DRIVE COUPLING : en es
  • GB633327A - Improvements relating to wire springs for seat backs : en
  • AU150336B2 - Improvements in or relating to electromagnetic devices comprising polarised ferromagnetic medium : en
  • CA461706A - Machine tool : en fr
  • ES188033A3 - A PROCEDURE FOR MANUFACTURING IMPROVED WOOD PIECES : en es
  • ES190018A1 - A PROCEDURE FOR THE TREATMENT OF THREADS INDIVIDUALLY AND THEIR SIMULTANEOUS DRYING : en es
  • ES190030A1 - IMPROVEMENTS IN HUMAN CHAMBER ELECTRICAL RESONATORS, APPLICABLE TO THE CONSTRUCTION OF RADAR EQUIPMENT : en es
  • FR953766A - Photogrammetric instrument for self-inscribing topographic map exploration from aerial photographs of the earth : en fr
  • FR954002A - Seamless tooth crowns : en fr
  • US2491396A - Adhesive thread and fabric : en
  • US2490773A - Tensiometer : en
  • GB633084A - Stabilising fats, fatty acids and fatty acid esters : en
  • FR953705A - Electrical fence : en fr
  • CH265707A - Process for the preparation of a derivative of 4-methyl-7-ethylamino-coumarin. : de en
  • GB633347A - Means for automatically varying the volume of the compression chambers of internal combustion engines in accordance with the power developed : en
  • GB633185A - Improvements in machines for moulding dough : en
  • GB633245A - Improvements relating to pre-stressed concrete : en
  • ES20355Y - Control button for radio receivers. : en es
  • ES21376U - Flexible furniture zipper (Machine-translation by Google Translate, not legally binding) : en es
  • GB633149A - Improvements in or relating to fire-extinguishing devices : en
  • NL65745C - : en
  • GB633060A - Method and apparatus for manufacturing twist drills : en
  • ES188423A1 - A PROCEDURE TO STIMULATE THE PURCHASE OF ANY ARTICLES AND IN ANY ESTABLISHMENTS BASED ON A MORAL PEDAGOGICAL PRINCIPLE : en es
  • FR953821A - Representation device for electric oscillographs : en fr
  • ES20457Y - Device for splicing transmission belts. : en es
  • FR953779A - Teat and its casing and teat cup for milking machines : en fr
  • GB633236A - Improvements in adjustable pipe clamps : en
  • FR953812A - Advanced photographic products : en fr
  • US2491140A - Armature assembly : en
  • FR953808A - Tanning agents for gelatin which can be used in particular in photographic baths : en fr
  • US2491351A - Rotary pump : en
  • US2491354A - Lift for implements : en
  • US2490765A - Apparatus for making corkboard insulation and the like : en
  • ES189704A1 - NEW PROCEDURE TO OBTAIN PHOTOGRAPHIES, VALUING SPECIAL STREETS : en es
  • FR953750A - Method and device for processing hops : en fr
  • USD156420S - Kaplan sweater : en
  • CA461764A - Cylindrical support consisting of insulating material : en fr
  • FR953933A - Improvements to flat cutting pliers : en fr
  • GB633096A - Improvements in or relating to radar systems : en
  • FR953915A - Process and installation for the preparation of chocolate paste : en fr
  • ES189339A1 - A GATE VALVE FOR CLOSING HYDRAULIC DUCTS : en es
  • US2491046A - Dental flask : en
  • ES190004A1 - IMPROVEMENTS IN DISCHARGE PIPES FOR PROPAGANDA PURPOSES : en es
  • FR953834A - Protective cap for dry razors : en fr
  • CH265519A - A method of manufacturing a synthetic resin. : en fr
  • CH265697A - Bottom bracket for bicycles. : de en
  • FR953759A - Visitor to check all clothing items : en fr
  • FR953986A - Electrode holder for electric arc welding : en fr
  • FR953667A - Treatment of solid diluents in the synthesis of hydrocarbons : en fr
  • GB633287A - Improvements in bi-frequency magnetic testing apparatus : en
  • FR953921A - Improvements to regulators of watches or the like : en fr
  • FR953930A - Improvements to vulcanizers for curing rubber dentures : en fr
  • GB633237A - Improvements in or relating to syphons for dispensing fluids from a container under pressure : en
  • ES190014A3 - A MACHINE TO ENLARGE PHOTOGRAPHS. WITH AUTOMATIC DEVICE TO GRADUATE THE FOCAL LENGTH ACCORDING TO THE PERCENTAGE OF ENLARGEMENT : en es
  • GB633142A - Improvements in or relating to folding boxes : en
  • FR953925A - Improvements made to the provisions for supplying electric current to the lights of bicycles or the like : en fr
  • CH265623A - Electromagnetically operated valve for controlling the inlet opening for additional air on an internal combustion engine that can be regulated by means of a throttle valve. : de en
  • FR953665A - Smoker's Pipe Improvements : en fr
  • AU126746A - Improvements in or relating to multichannel signalling systems : en
  • CH265656A - Device for accelerating electrons on circular paths. : de en
  • CH265689A - Transport basket for heavy loads, especially large pieces of meat. : de en
  • ES20447Y - Rubber heel with invisible protector. : en es
  • GB633066A - Improvements in or relating to machines for grinding wire-drawing dies : en
  • ES21400U - Agricultural machine stone picker. (Machine-translation by Google Translate, not legally binding) : en es
  • FR953653A - Mechanical pencil : en fr
  • US2491377A - Connector control system : en
  • DK70336C - Process for the preparation of fusible synthetic resins by polymerization of ethylene oxide derivatives. : da en
  • CH265506A - Ski boot. : de en
  • FR953953A - Device for obtaining mobile and possibly rotating jets, in devices intended to blow air against plates or glass objects to be tempered : en fr
  • DK70353C - Apparatus for drying moist grains and seeds. : da en
  • FR953800A - Microcalorimeter with compensation by peltier and joule effects : en fr
  • GB633224A - Improvements in or relating to heat treatment furnaces : en
  • CA461703A - V-section structural member : en fr
  • CH265469A - Furniture made up of sheet metal parts. : en fr
  • CH265732A - Process for the production of a vat dye. : de en
  • ES190063A1 - A PROCEDURE FOR OBTAINING THE SUBSTITUTE TIURAM DISULFURES : en es
  • FR953851A - Process for the production of powdered alginates : en fr
  • CA461795A - Control for electrically heated water tanks : en fr
  • GB633117A - Improvements in processes and apparatus for the treatment of hafnium, zirconium, titanium, thorium and their alloys in the molten state : en
  • US2490937A - Aminoalkyl-phenyl lactones : en
  • US2491399A - Electric air heater : en
  • FR953942A - : fr
  • ES21389U - Closing-address device. (Machine-translation by Google Translate, not legally binding) : en es
  • FR953870A - Stamping blank holder : en fr
  • US2490961A - Golf practice range : en
  • GB633370A - Process for preparing complex organic compounds of antimony : en
  • ES189709A1 - IMPROVEMENTS INTRODUCED IN THE ASSEMBLY AND SUSPENSION OF CARRYING WHEELS-GUIDES OF REMOVABLE VEHICLES : en es
  • FR954021A - Sealing device for the bottom of the doors : en fr
  • ES189554A1 - STARTER-AUTOMATIC SWITCH FOR LIGHTING OF DISCHARGE LAMPS AND LOW VOLTAGE FLUORESCENTS : en es
  • ES21387U - Safety plug model. (Machine-translation by Google Translate, not legally binding) : en es
  • FR953767A - Process for the treatment of waste sulfuric acid by decomposition : en fr
  • ES21392U - Electric motor for toys and similar applications. (Machine-translation by Google Translate, not legally binding) : en es
  • GB633314A - A chair : en
  • AU2506548A - An improved trailer coupling : en
  • CH265555A - Method and device for determining the dryness of material webs. : de en
  • CH265729A - Process for the preparation of a copper-compatible polyazo dye. : de en
  • CH265696A - License plate holder for road vehicles. : de en
  • CH265495A - Spool holder for braiding machine. : en fr
  • ES190045A1 - NEW RECTIFIER TO CONVERT ALTERNATE CURRENT : en es
  • US2490805A - Frequency selective amplifier : en
  • US2491160A - Production of dichlorodiphenyltrichloroethane : en
  • US2491305A - Constant current regulator using a permanent magnet as a standard : en
  • US2491353A - Bale loader : en
  • US2491415A - Vehicle stake body lock : en
  • US2491012A - Control arrangement for automobiles : en
  • US2491113A - Water-borne aluminum coatings on paper : en
  • US2491234A - Cold cathode discharge tube : en
  • USD156399S - Antenna : en
  • AU142841B2 - Improvements relating to air heating stoves : en
  • US2490965A - Electronic temperature control for warming blankets and the like : en
  • FR953996A - Improvements made to crack sealing processes that may occur in masonry structures : en fr
  • US2491256A - Cable splicing jig : en
  • US2491407A - Catalytic conversion of hydrocarbons : en
  • USD156437S - Kuehne, jr : en
  • CH265547A - Radio navigation device for determining the geographic location of a vehicle. : de en
  • CA461801A - Adjustable dead lever guide : en fr
  • ES20301Y - Bracket for adapting friction motors on the rear or front wheel on bicycles. : en es
  • GB633330A - An improved method of bending glass sheets or plates : en
  • US2491249A - Water repellent composition containing stearamide and methylated methylol melamine : en
  • BE492344A - Process for the manufacture of new synthetic resins : en fr
  • USD156448S - Chair frame : en
  • AU146961B2 - Electron discharge device ofthe beam deflection type : en
  • CH265604A - Method for manufacturing fabric-covered buttons and machine for implementing this method. : en fr
  • US2491084A - Mathematical educational game : en
  • US2491164A - Educational device : en
  • AU143826B2 - Improved means forthe protection of Xray tubes against overheating : en
  • CH265568A - Watch. : en fr
  • CH265659A - Ballast for fluorescent tubes. : de en
  • CH265714A - Process for the preparation of a new derivative of 3-benzyl-4-methyl-7-ethylamino-coumarin. : de en
  • AU3033549A - Improvements in or relating to electrical conductors : en
  • BE492459A - Polarized relay : en fr
  • GB633125A - Improvements in and relating to the winding elements of electrical machines : en
  • GB633349A - Improvements in or relating to apparatus for filling or emptying tubular magazines, for example with stacked caps and the like : en
  • BE492420A - : en nl
  • US2491028A - Lubricating grease compositions : en
  • CH265602A - Heated device, in particular for cooking and drying slaughterhouse waste, fish waste and the like. : de en
  • ES188747A1 - PROCEDURE AND MEANS WITH THE RELATED TO MANUFACTURE COMPOUND FEEDS : en es
  • ES21399U - Device for mounting small electric motors. (Machine-translation by Google Translate, not legally binding) : en es
  • FR953746A - Surge arrester : en fr
  • CA461686A - Loose leaf binder : en fr
  • CA461736A - Patterning mechanism of knitting machines : en fr
  • CH265634A - Process for the production of heat storage bodies. : de en
  • CA461745A - Anti-stain baths for sensitive colour photographic material : en fr
  • CH265551A - Device for receiving a pulse sequence delayed with respect to a reference time point sequence. : de en
  • US2491131A - Combined overflow tube and flushing valve : en
  • ES190155A1 - A DEVICE FOR THE AUTOMATIC DRAINING OF METALLIC PLANKS : en es
  • CH265579A - Chuck for clamping drilling tools for fine boring. : de en
  • CH265742A - Process for the preparation of a water-soluble dye of the naphthoquinone series. : de en
  • CA461799A - Staple fibres : en fr
  • US2491114A - Refrigerator : en
  • ES190031A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF TEACHINGS, AND MORE PARTICULARLY LAMPS OF FLUORESCENT SIGNS : en es
  • FR953784A - Improvement in devices for cleaning filtering devices : en fr
  • FR953881A - Rolling devices preventing wheel contact on motor vehicle bodies : en fr
  • CH265574A - Device for adjusting the punch to the die in presses. : de en
  • AU3045649A - Means for staying fencing posts andthe like : en
  • FR953853A - Heavy oil burner : en fr
  • CH265558A - Impact testing machine. : de en
  • US2490791A - Container closure : en
  • CH265448A - Heat accumulator with a hairpin-shaped tubular element. : de en
  • AU2495148A - Improvements in or relating to control means or apparatus for timing exposures of xray tubes : en
  • US2491448A - Floor lamp : en
  • ES21378U - Indicator light for taximeters. (Machine-translation by Google Translate, not legally binding) : en es
  • CA461756A - Flotation machine : en fr
  • USD156426S - Brooch or similar article : en
  • ES190172A2 - MODIFICATIONS IN THE OBJECT OF THE MAIN PATENT No. 160361 : en es
  • US2491040A - Filing receptacle : en
  • CH265499A - Washing machine. : en fr
  • CH265728A - Process for the preparation of a copper-compatible polyazo dye. : de en
  • ES190313A3 - A PERFECTED TERRAJA : en es
  • FR953826A - Radio beacons for airplanes : en fr
  • ES190013A3 - A MACHINE FOR COPYING PHOTOGRAPHS IN SERIES : en es
  • FR953698A - Pyridazone derivatives and their preparation process : en fr
  • FR953891A - Magnetically Controlled Electronic Tube Amplifier : en fr
  • AU148529B2 - Travel-speed reduction gearing fora tractor : en
  • CH265534A - Packaging device for reels of cinematographic films. : en fr
  • CH265617A - Infinitely variable transmission. : de en
  • FR953803A - Regulators refinements : en fr
  • ES188649A1 - IMPROVEMENTS INTRODUCED IN PRIVATE FACILITIES OF SANITARY AND DOMESTIC TYPES OF WATER DISTRIBUTION AT DIFFERENT TEMPERATURES : en es
  • ES190406A1 - A PROCEDURE FOR MANUFACTURING FLOORING FOR FOOTWEAR : en es
  • CH265470A - Office desk. : de en
  • ES20371Y - Device to facilitate the detachment of the "dice" of ice obtained in electric refrigerators and other refrigeration devices. : en es
  • GB633106A - Improvements in frames for two-or three-wheeled vehicles : en
  • FR953683A - Improvements to protective devices for electric generator installations : en fr
  • CH265509A - Milk jug. : de en
  • CH265651A - Device for influencing the phase position of an electrical oscillation using the number of pulses occurring at any time : de en
  • AU145712B2 - Improvements in blade dispensing and receiving magazines : en
  • CH265563A - Headlight for vehicles. : en fr
  • GB633384A - Improvements in or relating to a vehicle suspension : en
  • GB633134A - Building material especially for constituting floors : en
  • CH265593A - Process for producing a veneer press and veneer press produced according to this process. : de en
  • US2490903A - Window display conveyer apparatus : en
  • FR953774A - Process for the purification of organic sulfonic acids : en fr
  • ES190000A1 - IMPROVEMENTS IN THE QUICK-ATTACHMENT DEVICES FOR BICYCLE AND SIMILAR CUBES : en es
  • FR953966A - Improvements to aircraft pilot training devices : en fr
  • FR953813A - Projection photographic printer : en fr
  • FR953904A - Explosion engine : en fr
  • CH265633A - Rotating regenerative heat exchanger. : de en
  • CH265636A - Motor unit comprising electric motors with variable speed by the field coupled mechanically. : en fr
  • FR953849A - Improvements to the valve device for controlling a pressure medium : en fr
  • GB633214A - Improvements in dynamo testing plants : en
  • CH265682A - Device for largely preventing the escape of high-frequency energy from an interruption in the shielding of a high-frequency apparatus. : de en
  • GB633196A - Improvements in photographic lens systems : en
  • ES188562A1 - A NEUTRALIZATION SYSTEM FOR HIGH FREQUENCY AMPLIFIERS : en es
  • ES21440U - Support of portable or desktop electric lamps. (Machine-translation by Google Translate, not legally binding) : en es
  • FR953824A - Reverse boiler for space heating : en fr
  • FR954016A - Plow system : en fr
  • US2490892A - Suction duster for venetian blinds : en
  • US2491281A - Method of making vulcanizing patches : en
  • GR12271B - PORTABLE DRAWING DESIGN. : el en
  • US2490974A - Shock absorber : en
  • US2491221A - Electrical equipment : en
  • GB633252A - Improvements relating to push-button door fastenings : en
  • US2491457A - Multiple needle stitching mechanism : en
  • US2491045A - Method of stabilizing soil : en
  • ES20248Y - Prismatic hand tool. : en es
  • ES189926A1 - IMPROVEMENTS IN KEYS-GATE : en es
  • FR953740A - Chromiferous azo dyes and process for their manufacture : en fr
  • FR953890A - Improvements to the t antennas. s. f. : en fr
  • GB633373A - Improvements in or relating to methods of and apparatus for magnetic separation : en
  • US2490795A - Banding apparatus : en
  • US2490915A - Heat and pressure applying apparatus : en
  • USD156422S - Pin clip or similar article : en
  • GB633363A - Improvements in or relating to radio antenna arrangements : en
  • ES189951A1 - IMPROVEMENTS INTRODUCED IN THE PREPARATION OF ALLOYS FOR BEARING METALS : en es
  • GB633086A - Improvements in or relating to filing cabinets and like appliances : en
  • GB633155A - Improvements in or relating to lamp shades and lamp shade holders : en
  • ES190056A1 - A NEW AUTOMATIC ELEVATOR-REDUCER SYSTEM : en es
  • ES189933A1 - A PERFECTION IN THE ELASTIC SUSPENSIONS OF FIXED OR MOBILE MACHINERY : en es
  • FR953804A - Reversible device for tractor-mounted plows : en fr
  • DK70327C - Process for the production of selenium rectifiers of the multilayer type. : da en
  • US2491034A - Driving wheel carrier : en
  • ES188638A1 - A PACKING AND WEIGHING MACHINE : en es
  • GB633128A - Improved process for the oxidation of vaporizable organic materials : en
  • US2491328A - Differential fitting : en
  • FR953789A - Indicating instrument incorporating the use of a reflected light beam : en fr
  • CH265540A - Front tensioning device for skis. : de en
  • CH265595A - Drill with adjustable countersink with depth stop. : de en
  • US2490820A - Sealing means for lifter roof tanks : en
  • US2490890A - Adjustable blind and curtain support : en
  • US2491069A - Snatch block : en
  • DK70346C - Hook closure for truck fading. : da en
  • GB633163A - Improvements in or relating to chime signals : en
  • IE19043L - Cardboard boxes : en
  • ES21368U - Pressed opening box or box (Machine-translation by Google Translate, not legally binding) : en es
  • ES21437U - Mechanical toy, improved, with movement of vehicles or other figures. (Machine-translation by Google Translate, not legally binding) : en es
  • FR953724A - Improvements in electrical remote control systems : en fr
  • GB633319A - Furnace and other doors : en
  • GB633262A - Improvements relating to writing compendiums : en
  • US2490809A - Means for joining electrical conductors and the like : en
  • US2491188A - Flat power transmission belt : en
  • FR953752A - Improvement in evaporators, particularly those known as steam transformers : en fr
  • FR953830A - Antenna systems for vertical exploration : en fr
  • US2491030A - Skid loader : en
  • USD156405S - Trellis wall bracket for flower pot : en
  • ES188824A1 - NEW AMPOLLA-SYRINGE SYSTEM FOR INJECTING MEDICINAL LIQUIDS : en es
  • FR953729A - Hydraulic control device : en fr
  • FR953780A - Electrical signaling systems : en fr
  • FR953798A - Decorating machine : en fr
  • FR953983A - Filter-corrector : en fr
  • ES21431U - Reinforcement in the socks (Machine-translation by Google Translate, not legally binding) : en es
  • GB633095A - Improvements in or relating to means for controlling the flow of liquids through plate-type heat exchangers : en
  • GB633398A - Improvements in or relating to visors for motor vehicles : en
  • GB633141A - Control device for automatically indicating shortage of liquid in hydraulic brake systems of motor vehicles in general : en
  • ES189191A1 - A CONSTRUCTION OF PARKING FOR VEHICLES OF ANY KIND : en es
  • ES21377U - Replaceable brush, with unique control. (Machine-translation by Google Translate, not legally binding) : en es
  • FR953744A - Filter for cigars, cigarette holders, pipes or other applications : en fr
  • ES189923A3 - A PROCEDURE FOR RECOVERING SULFUR DIOXIDE FROM GASEOUS MIXTURES : en es
  • GB633281A - Improvements in or relating to hasp fastenings for flexible portfolio cases, brief and document bags and the like : en
  • FR953969A - Device, adaptable to the necks of bottles, retaining drops of liquid : en fr
  • FR953711A - Improvements to bare spring watch movements : en fr
  • US2491186A - Apparatus for analyzing complex waves : en
  • US2490764A - Fluorinated organic compounds : en
  • US2491240A - Photoelectric torsiograph : en
  • USD156402S - Coin purse or similar article : en
  • US2490800A - Method of preparing aliphatic peracids and substitution products thereof : en
  • GB633168A - Fluorescent lamp fixture : en
  • GB633351A - Improvements in hose-end fittings and in methods of applying them to the hose : en
  • US2490853A - Isomerization of saturated hydrocarbons : en
  • US2490997A - Brake cylinder pressure control apparatus : en
  • AU145287B2 - Improved method of and means for separating threshed materials : en
  • FR953691A - Potential derivation device : en fr
  • US2490945A - Apparatus for weighing and sorting articles : en
  • US2491100A - Pump : en
  • CA461722A - Pot type oil burner with circumferential vaporizing chamber : en fr
  • US2491133A - Starting wrench : en
  • ES189935A1 - MECHANISM INDICATOR FOR AUTOMATIC BALANCES : en es
  • GB633070A - Apparatus for removal of shells from nuts and particularly cashew nuts : en
  • GB633111A - Improvements in change-speed gears for bicycles, tandems or the like : en
  • US2490782A - Antenna testing shield : en
  • US2490863A - Method of making sliding clasp fasteners : en
  • US2490938A - Method of drying : en
  • IS208B6 - Fish filleting machine. : en is
  • AU3039449A - Improvements in or relating to internal combustion engines operated onthe two-stroke cycle : en
  • US2490931A - Self-locking device for linemen's body belts : en
  • US2491241A - Cosmetic holder : en
  • GB633239A - Production of thiophene : en
  • US2491383A - Putter head : en
  • DK70341C - Shelf for use in storing cylindrical cheeses. : da en
  • FR953888A - Automatic regulation and frequency control system : en fr
  • GB633293A - Improvements in or relating to the preparation of screens for textile printing : en
  • ES188772A1 - IMPROVEMENTS IN THE PHONOGRAPHIC PLAYERS, ESPECIALLY APPLICABLE TO LEARNING AND LANGUAGE TEACHING : en es
  • ES21446U - Pencil-container to contain medicinal tablets. (Machine-translation by Google Translate, not legally binding) : en es
  • US2491064A - Walking tractor : en
  • USD156417S - Fruit juice mixer and dispenser : en
  • ES21401U - Elastic fabrics (Machine-translation by Google Translate, not legally binding) : en es
  • FR953831A - Method of mounting dry shaving heads : en fr
  • GB633249A - Improvements in or relating to inductances provided with variable-position contact members : en
  • FR953755A - Machine for mining : en fr
  • ES21201U - Furniture made of metal tubes. (Machine-translation by Google Translate, not legally binding) : en es
  • GB633181A - Improvements in or relating to the bearings of high-speed atomizer disc shafts : en
  • FR953862A - Apparatus for applying spray coatings with a metal pipe in which the fluid is electrically heated : en fr
  • FR953721A - Deck washing : en fr
  • DK70349C - Code lock. : da en
  • FR953841A - New and improved process for processing fluid milk products, and resulting products : en fr
  • ES188855A1 - NEW AUTOMATIC INTAKE SYSTEM FOR WRITING AND SIMILAR MACHINE TAPES : en es
  • GB633315A - Improvements in glazing bars : en
  • AU3038649A - improvements in means for fixing tiles or panels to walls or other structures : en
  • CA461752A - Package and packaging material therefor : en fr
  • CH265683A - Electromagnetic waveguide. : de en
  • CH265608A - Clamping device for bolts. : de en
  • US2491157A - Cable holder for junction boxes : en
  • US2490886A - Ice tray structure : en
  • CA461743A - Apparatus for holding and vaporizing liquefied gases : en fr
  • CH265725A - Process for the preparation of a copper-compatible polyazo dye. : de en
  • CH265726A - Process for the preparation of a copper-compatible polyazo dye. : de en
  • DK70329C - Method and apparatus for manufacturing dental crowns with conically tapered stainless steel casings from one-sided cylindrical casings. : da en
  • GR12280B - NEW TYPE CONNECTOR. : el en
  • US2491001A - Garment : en
  • US2491016A - Apparatus for measuring or indicating the roughnesses or undulations of a surface : en
  • AU3035649A - Stabilisers for synthetic chlorine-containing polymeric compounds : en
  • CH265661A - Method for making filled capsules and capsule making apparatus for practicing this method. : de en
  • US2491063A - Two-wheeled trailer draft mechanism : en
  • US2490985A - Olefin sulfide addition products : en
  • US2491187A - Toilet seat protector : en
  • USD156435S - Adjustable chair for cerebral palsied children : en
  • US2491177A - Means for delivering flour or other powdered material : en
  • CH265657A - Liquid fuel burner with rotating atomization bowl. : en fr
  • CA461754A - Gate mechanism for mechanical concentrating devices : en fr
  • CH265505A - Slider for zippers. : de en
  • AU3040849A - Improvements in or relating to electromagnetic devices comprising polarised ferromagnetic medium : en
  • CH265443A - Fence posts for electric fences. : de en
  • AU145137B2 - Automatic flushing apparatus especially for WC : en
  • AU2484248A - Improvements relating to air heating stoves : en
  • CA461778A - Treatment of textiles and composition therefor : en fr
  • ES188740A1 - AN ELECTROMECHANICAL DEVICE APPLYING TO CERTAIN TYPES OF MACHINES FOR DYING TISSUE PIECES : en es
  • CA461793A - Tunable lecher circuit : en fr
  • CH265607A - Pocket lighter. : de en
  • ES188732A1 - A PROCEDURE THAT ALLOWS TO PRODUCE NEW INSULATORS : en es
  • US2490850A - Roller skate : en
  • US2490934A - Electric heater : en
  • CH265552A - Device for the state-corrected quantity counting of flowing fluids. : de en
  • ES189994A1 - IMPROVEMENTS IN INTERNAL COMBUSTION ENGINES : en es
  • FR953791A - Feathered steering wheel for playing the game : en fr
  • CA461774A - Process for production of oxygenated sulphur compounds : en fr
  • FR953773A - System for laying electric current wires by drum or pull tab : en fr
  • GB633057A - Improvements in or relating to the concentration of olivine : en
  • US2491141A - Rotary surface treating device : en
  • US2491233A - Seal : en
  • DK70328C - Apparatus for surveying the subsoil using a borehole. : da en
  • FR953656A - Reaction compounds of halosilanes and ethylene oxide : en fr
  • FR953754A - Electric vehicle lighting device : en fr
  • FR953905A - Improved method and apparatus for making weld seams by electric resistances, applicable to sheaths of electric cables : en fr
  • FR954023A - Balls for support in mines : en fr
  • GB633159A - Yellow fog inhibitors for photographic material : en
  • ES21091U - Stylographic with two pens, for liquid ink. (Machine-translation by Google Translate, not legally binding) : en es
  • FR953838A - Antifoam compositions and process for their preparation : en fr
  • GB633312A - Improvements in or relating to bedsteads : en
  • CH265746A - Optical viewing and lighting apparatus for medical and technical purposes. : de en
  • AU3039649A - Improvements in or relating tothe production of gear teeth : en
  • BE492302A - : en fr
  • FR953799A - Clamp with pivoting elements which can be used in particular as a bar to tighten hair curls : en fr
  • USD156460S - Bobbin holder : en
  • CA461691A - Beater or mixer : en fr
  • CA461689A - Textile fibre drafting roll : en fr
  • CH265630A - Device for regulating prime movers controlled by a speed regulator and a power regulator. : de en
  • ES190035A1 - APPLIANCE-PLUG FOR CONTAINERS CONTAINING PRESSURE LIQUIDS : en es
  • US2490971A - Distributing machine : en
  • US2491017A - Tampon with built-in applicator : en
  • US2491153A - Agricultural implement : en
  • GB633129A - Improvements in or connected with the mechanical brake systems of winding engines, haulages and other rotating machines : en
  • GB633387A - Improvements in or relating to connecting means for electrical apparatus : en
  • US2490843A - Vise-jaw attachment selectively usable as an auxiliary jaw or as a work support between two other vise jaws : en
  • FR953893A - Condensation products and manufacturing methods : en fr
  • US2490789A - Torque converter : en
  • CH265642A - Installation comprising a direct current motor. : en fr
  • CH265614A - Quick-release pipe coupling. : de en
  • CH265632A - Continuous absorption refrigeration machine that works with a pressure-equalizing auxiliary gas. : de en
  • CA461771A - Controlled oxidation of aryl and aralkyl hydrocarbons : en fr
  • CH265741A - Process for the preparation of a water-soluble dye of the naphthoquinone series. : de en
  • CH265755A - Process for the preparation of a new mercury compound. : de en
  • ES190022A3 - IMPROVEMENTS IN MARGINERS FOR AMPLIFIER : en es
  • US2491277A - Stapling device for upholstering : en
  • USD156443S - Toy dog : en
  • CH265671A - Lipstick stick case. : en fr
  • FR953690A - Device generating electric shocks in motion : en fr
  • FR954040A - Centrifugal speed regulator, with eccentric weights, applicable to electric pick-up motors and phonograph movements : en fr
  • AU2719049A - Improvements in hose and like couplings : en
  • ES189946A1 - NEW SIMPLE AND DOUBLE HEART SYSTEM FOR CHANGES AND ROAD CROSSINGS IN FERROUS LINES : en es
  • FR953679A - Improvements to shoveling installations : en fr
  • ES21383U - Pajama simplified. (Machine-translation by Google Translate, not legally binding) : en es
  • FR953984A - Valve, usable in particular for inflating objects of elastic or plastic material : en fr
  • GB633206A - Process for the manufacture of copper-containing azo dyestuffs : en
  • USD156412S - Ebert magnetic grounding contact clamp and holding device : en
  • US2491276A - Radio transmission control : en
  • US2491381A - Machine tool : en
  • FR953669A - Method and apparatus for learning and training crawl : en fr
  • CH265727A - Process for the preparation of a copper-compatible polyazo dye. : de en
  • FR953899A - Non-detonating gas-producing compositions : en fr
  • GB633186A - Improvements in or relating to alternating current welding apparatus : en
  • CH265460A - Dishwasher. : en fr
  • CH265588A - Process for the production of metal objects. : de en
  • US2491109A - Control unit for turbopower transmission apparatus : en
  • CA461687A - Oar : en fr
  • GB633309A - Improvements in or relating to die polishing machines : en
  • GB633055A - Improvements in toy building blocks : en
  • GB633284A - Improvements in or relating to electric heaters : en
  • AU149567B2 - Electronic digital computing apparatus : en
  • CH265639A - Pipe element with cover. : en fr
  • ES188674A1 - A GAS TURBINE INSTALLATION : en es
  • CA461697A - Twin expansion turbine for production of low temperatures : en fr
  • ES21396U - Improved panty for ladies. (Machine-translation by Google Translate, not legally binding) : en es
  • GB633079A - Improvements in and relating to multiple trace recording devices : en
  • GB633179A - Improvements in and relating to road gritting attachments for use with tipping or other self-discharging vehicles : en
  • US2490840A - Gas purification process : en
  • US2490946A - Stretching and laminating thermoplastic sheet material with other sheet material : en
  • US2490830A - Flashlight : en
  • CH265477A - Machine for cleaning containers, in particular glasses, bottles and jugs. : de en
  • FR954017A - Envelope and packaging cutters, for advertising purposes : en fr
  • US2490911A - Process for purifying antifibrinolysin : en
  • US2490885A - Separable base and cap gas burner : en
  • US2491071A - Shoe member for semirimless tension spectacle mountings : en
  • US2491072A - Schmidt television projector with spherical aberration corrector : en
  • US2491335A - Opinion meter : en
  • US2490793A - Gunnery target : en
  • US2491061A - Variable grip-tip pencil with screw feed : en
  • US2491110A - Apparatus for recording intermittent operation of a machine : en
  • US2491307A - Desk set holder for letter openers and shears : en
  • US2491364A - Universal coupling : en
  • USD156458S - Bracelet or similar article : en
  • CA461775A - Flow meter with pistons : en fr
  • FR953695A - Cathode enhancements : en fr
  • FR953694A - Fluid Circulating Cooled Advanced Magnetron : en fr
  • FR953704A - Process for making vases, cups or similar objects in glass, and objects obtained : en fr
  • ES190363A1 - A PROCEDURE FOR HYDROGENATING POMEGRANATE OILS EXTRACTED WITH CARBON SULFIDE : en es
  • CH265459A - Dishwasher. : de en
  • FR953727A - Improvements to light-sensitive diazotype agents : en fr
  • FR953658A - High frequency coupling circuits : en fr
  • GB633267A - Stitch-forming mechanism for sewing machines : en
  • FR953823A - Gummed paper for upholstery, display, etc. and glue for its manufacture : en fr
  • FR953760A - Refinements to reservoir writing instruments : en fr
  • GB633241A - Improvements in and relating to beds for ambulances : en
  • GB633360A - Improved process for preserving potatoes : en
  • US2491440A - Apparatus for flame-cutting metal : en
  • USD156425S - Earring or similar article : en
  • USD156438S - Toy gun : en
  • AU143775B2 - Improvements in or relating to control means or apparatus for timing exposures of xray tubes : en
  • ES188904A1 - A FRIDGE APPARATUS AGITATOR AND BEVERAGE DISPENSER : en es
  • GB633208A - Improvements in or relating to floor and roof structures : en
  • ES189989A1 - NEW PROCEDURE, WITH ITS CORRESPONDING INSTALLATION, FOR THE OBTAINING OF PATTERNS OR TEMPLATES, AND LAYER OF THESE ON THE PIECE OR MATTER IN WHICH THEY SHOULD BE CUT : en es
  • FR953943A - Auxiliary electrical installation for dental practice : en fr
  • ES21398U - Toy dice for children. (Machine-translation by Google Translate, not legally binding) : en es
  • GB633259A - Improvements relating to corn-binding machines : en
  • US2490797A - Hoisting apparatus : en
  • US2491165A - Electric solder-feeding iron : en
  • US2491301A - Safety pin : en
  • US2491387A - Frequency shift keying : en
  • US2491132A - Tool for removing radio tubes and vibrators : en
  • US2491315A - Means to hold an electric switch spindle in different axial positions : en
  • ES21361U - Dual-use pocket writer device. (Machine-translation by Google Translate, not legally binding) : en es
  • ES189973A1 - A NEW SYSTEM TO IMPROVE THE POWER FACTOR IN THE REACTANCES FOR FLUORESCENT TUBE : en es
  • AU3034149A - Automatic flushing apparatus especially for WC : en
  • CA461760A - Impulsing circuit for switching mechanism : en fr
  • CH265512A - Process for the preparation of durable solutions of polythionates. : de en
  • CH265619A - Internal combustion engine with opposed pistons. : en fr
  • ES190005A1 - IMPROVEMENTS IN THE METAL SHEET CAGES FOR ROLLER BEARINGS : en es
  • US2491172A - Electrical equipment on aircraft : en
  • AU147706B2 - Wool dyeing process : en
  • GB633380A - Improvements in and relating to apparatus for displacing liquids by elastic fluid pressure : en
  • FR953924A - Winding machine for stator windings of electric machines : en fr
  • US2490926A - Blanking and cupping die unit : en
  • GB633217A - Heavy-duty cupola furnace : en
  • CH265426A - Potato peeling machine. : de en
  • ES18151Y - Mechanical carpet cleaner. : en es
  • ES21412U - Automatic perfumer (Machine-translation by Google Translate, not legally binding) : en es
  • GB633166A - Manufacture of copperable polyazo dyestuffs : en
  • CH265655A - Device for accelerating electrons. : de en
  • AU148623B2 - Improvements in and relating to centrifugal pumps : en
  • US2490882A - Threading device : en
  • US2491376A - Attachment for electric light globes : en
  • ES189997A3 - AN IMPROVEMENT IN DIE CUTTING MACHINES TO MAKE PASTA, COOKIES AND CAKES : en es
  • ES190052A1 - AN ANIMAL TRACTION LANE TO CHARGE ELECTRICAL ENERGY ACCUMULATORS : en es
  • FR953907A - Device for cleaning ducts : en fr
  • FR954004A - Improvements to artificial incubators or incubators : en fr
  • FR953783A - Instrument for measuring, in perpetuity, a woman's fertility period : en fr
  • FR953795A - Improvements made to secateurs for pruning vines and trees : en fr
  • FR953833A - Method of construction of an electromagnetic pulse motor : en fr
  • GB633153A - Improvements in or relating to tobacco manipulating machines : en
  • FR953712A - Standard coffin handle with interchangeable attributes : en fr
  • FR953914A - Multipurpose household appliance : en fr
  • US2490823A - Hydraulic-pneumatic system : en
  • CA461782A - Aluminum halide - h2so4 catalyst : en fr
  • CH265743A - Process for the preparation of a water-soluble dye of the naphthoquinone series. : de en
  • US2491039A - Carrier for bottles or like articles : en
  • USD156449S - Tie knot ornament : en
  • US2490835A - Benzhydryl beta haloalkyl amines : en
  • CH265481A - Process for the production of polyamide threads. : de en
  • CH265493A - Flat weft knitting machine. : de en
  • CA461748A - Control mechanism for dispensing apparatus : en fr
  • CH265529A - Process for simultaneous two-sided indirect printing in one or more colors. : de en
  • CA461772A - Controlled oxidation of unsaturated organic compounds : en fr
  • AU142137B2 - Potato peeling glove or gloves : en
  • CA461727A - Brake : en fr
  • CA461696A - Bowling ball insert : en fr
  • GB633064A - Sewage treatment : en
  • AU143099B2 - Improvements in or relating to sliders for sliding clasp fasteners : en
  • AU145816B2 - Improvements in or relating to control of driving motors of teleprinters : en
  • US2491324A - Rotary burner : en
  • BE492395A - : en
  • US2491057A - Catalytic oxidation of ethylene to ethylene oxide : en
  • USD156609S - Motor bicycle : en
  • CH265521A - Process for making porous articles. : de en
  • GB633230A - Improvements in or relating to silver solder alloys : en
  • CH265750A - Method and device for flocking objects. : de en
  • GB633280A - A two-stroke compression-ignition engine : en
  • US2491047A - Feed control for stone cutting machines : en
  • US2491189A - Apparatus for analyzing waves : en
  • AU148449B2 - An appliance for stimulating the process of lactation : en
  • CH265468A - Plate intended for use in rest furniture. : de en
  • CH265589A - Tool manufacturing process. : en fr
  • CH265539A - Tighter for ski bindings. : de en
  • US2491169A - Large throat portable welder : en
  • BE492368A - : en
  • CH265759A - Process for the preparation of a new mercury compound. : de en
  • CA461733A - Steam generator : en fr
  • US2491341A - Tuning mechanism : en
  • CH265673A - Cash register. : de en
  • CH265616A - Pressurized fluid control system. : en fr
  • US2491356A - Knob securing device : en
  • USD156430S - Brooch ok similar article : en
  • US2491156A - Gas engine ignition system : en
  • USD156463S - Rita stool : en
  • USRE23182E - Adjustable louver shutter or blind : en
  • ES190002A3 - A NEW SYSTEM FOR RAPID BATTERY CHARGING : en es
  • ES20302Y - Retention valve. : en es
  • CH265435A - Prestressed, reinforced component. : de en
  • CH265609A - Lock nut. : de en
  • CH265644A - Arrangement for limiting fault current in electrical AC machines. : de en
  • AU3039249A - Improvements in or relating to plate and like carrier devices : en
  • CA461744A - Preparation of granular polyvinyl ether : en fr
  • CH265694A - Process for the production of organic middle layers with an electrical heating arrangement for electrically heated transparent panels. : de en
  • BE492312A - : en
  • CH265485A - Rack for textile machine. : en fr
  • CA461693A - Gun drill : en fr
  • FR953728A - Device for automatic closing or opening of an electrical circuit by the vibrations of a suitable device : en fr
  • FR953967A - Adjustable stand : en fr
  • US2490923A - Quick action c-clamp : en
  • USD156446S - Bunting or the like : en
  • USD156471S - Flower display stand or the like : en
  • AU3043949A - Improvements in or relating to permanent magnets : en
  • US2490998A - Control apparatus for controlling brake cylinder pressure : en
  • USD156400S - Chaps for gardening or like purposes : en
  • US2491460A - Combined tie rod and grout conduit : en
  • AU3035849A - Wool dyeing process : en
  • AU3046149A - Improvements in or relating to control of driving motors of teleprinters : en
  • FR953663A - Vegetable textile with the advantages of wool and its manufacturing process : en fr
  • US2490833A - All electronic line finder and selector system : en
  • US2490851A - Production of lithium amide and other metal compounds : en
  • AU3039949A - Process forthe manufacture of composite structural members, and members produced thereby : en
  • BE489592A - : en
  • FR953999A - Extra-soft typewriter : en fr
  • BE492474A - New photographic emulsions : en fr
  • CA461800A - Dry battery : en fr
  • FR953815A - Cinema projector security shutter : en fr
  • US2490897A - Lasting machine : en
  • US2490898A - Locking means for rockable grate bars : en
  • USD156434S - Necklace or similar article : en
  • US2491200A - Turbine driven locomotive apparatus : en
  • FR954039A - Keyed cavity wall : en fr
  • ES189942A1 - A MECHANICAL DYNAMIC CUBE : en es
  • GB633212A - Motor control systems : en
  • GB633088A - Improvements in means for anchoring wobble-plates : en
  • GB633184A - Improvements in and relating to the production of aldehydes : en
  • GB633226A - Improvements in or relating to expansible bracelets for wrist watches and the like : en
  • ES190062A1 - IMPROVEMENTS IN MECHANICAL TILES : en es
  • US2490776A - Manufacture of sealed lighting unit : en
  • US2490778A - Compound fluid ram : en
  • GB633395A - Improvements in and connected with electromagnetically operated switches : en
  • CH265525A - Device for binding loose sheets. : de en
  • CH265649A - Method for manufacturing an electron tube and tube manufactured by this method. : de en
  • CH265747A - Machine for electrically welding the feet of dials, letters, etc. : en fr
  • NL64892C - : nl
  • US2491349A - Ball stop for bowling ball return racks : en
  • FR953661A - Method and machine for bending glass tubes, tube bulbs of lamps, etc. : en fr
  • FR953817A - Improvements to filter layers used in photography : en fr
  • FR953787A - Improvements to pumps : en fr
  • GB633145A - Automatic vapor operated spray generator : en
  • AU3033349A - Improvements in or relating to waterwell pipings : en
  • CA461714A - Shoe protector : en fr
  • GB633189A - Improvements in and relating to electric motor-driven submersible pumping units : en
  • US2490828A - Apparatus for contacting gases with solid fluent materials : en
  • US2491408A - Process of improving the baking quality of flour, especially wheat flour : en
  • GB633341A - Improvements in or relating to removable connectors for tubes or rods especially adaptable for scaffoldings and other temporary structures : en
  • ES189937A3 - A PROCEDURE FOR DOSING CAST METAL IN PRESSURE CASTING MACHINES : en es
  • GB633136A - Improvements relating to the wheels of tractors and like agricultural vehicles : en
  • US2491201A - Dual firing rate oil burner of the pressure atomizing type : en
  • US2490924A - Stabilized rosin amine pest control composition : en
  • US2491007A - Fur processing device : en
  • US2491041A - Stretching apparatus : en
  • FR953713A - Apparatus for opening fiber bales : en fr
  • GB633402A - Improved hat and process for manufacture thereof : en
  • US2490977A - Valve seat reamer : en
  • GB633144A - Improvements in or relating to supersonic inspection apparatus : en
  • FR953720A - Mold device for finned parts, especially finned radiator tubes : en fr
  • FR954024A - Device for blocking the call dial of a telephone set : en fr
  • GB633058A - Improvements in automatic weighing machines : en
  • ES188627A1 - NEW METHOD FOR THE MANUFACTURE OF INJECTION SYRINGES : en es
  • FR953764A - Improvements to suspended lighting fixtures : en fr
  • FR953869A - Bringing fluidized solids into contact with gases : en fr
  • US2491127A - Combination curtain rod and shade roller bracket : en
  • GB633399A - Improvements in systems for signalling and eliminating faulty electric circuits : en
  • FR954014A - Device for remote telephone line testing : en fr
  • GB633401A - Improvements in or relating to curve-ruler : en
  • ES21414U - Brush for cleaning and hair massage (Machine-translation by Google Translate, not legally binding) : en es
  • ES189533A1 - IMPROVEMENTS IN FORGETS FOR FRIES : en es
  • FR953839A - Lubricant : en fr
  • FR953919A - Tuning devices for radio receivers : en fr
  • ES189988A1 - A CULTIVATING MACHINE OF TYPE SUSPENDED TO A TRACTOR : en es
  • ES20364Y - Smoking pipe. : en es
  • FR953845A - Improvements to fungicidal and bactericidal compositions intended for agriculture, and process for their applications : en fr
  • GB633104A - Improvements relating to devices for straightening the weft of woven fabrics : en
  • GB633374A - Method of interconnecting concrete-reinforcing iron or steel bars : en
  • ES21200U - Portable safety device for closing doors and windows. (Machine-translation by Google Translate, not legally binding) : en es
  • FR953772A - Showerhead : en fr
  • GB633391A - Improved thermic syphons for locomotive boiler fireboxes : en
  • FR954008A - Collector for rotary dispensing device : en fr
  • GB633213A - Improvements in or relating to hoisting arrangements for lifts and the like : en
  • US2491420A - Oven : en
  • GB633285A - Improvements relating to intermittent drive mechanisms : en
  • US2490972A - Mount for mechanical actuators : en
  • US2490831A - Adjustable bolter drive : en
  • USD156472S - Combined candelabra and flower holder : en
  • CH265582A - Set of components for the construction of clamping devices for workpieces and of gauges. : de en
  • US2491066A - Rust inhibitor for mineral oils : en
  • US2491115A - Method for solvent extraction : en
  • US2491325A - Releasable screw driver : en
  • US2491435A - Gas turbine exhaust steam generator : en
  • US2491211A - Side delivery rake : en
  • US2491297A - Footwear : en
  • US2491280A - Sock lining : en
  • FR953689A - Improvements to lithographic and off-set printing plates : en fr
  • US2491266A - Electric water heater : en
  • GB633124A - Improvements in or relating to refrigerating and cold storage apparatus : en
  • GB633165A - Hydrogenation of cashew nut shell liquid : en
  • FR954003A - Very high specific capacity electrochemical capacitor : en fr
  • GB633362A - Improvements in or relating to electrical wave generating apparatus : en
  • CA461711A - Fruit juice extractor : en fr
  • FR953837A - Manufacturing process of phenols or their salts : en fr
  • FR954037A - Improvement to the control of the pins : en fr
  • AU3041249A - Improvements in flying controls for aircraft : en
  • ES21409U - Indicator of distances between spanish capitals and an identical system to consult dates and data, and even note results of certain sports competitions. (Machine-translation by Google Translate, not legally binding) : en es
  • ES21379U - Perfect zip closure. (Machine-translation by Google Translate, not legally binding) : en es
  • ES21382U - Flexible or unbreakable bottle or bottle for perfumery, pharmaceutical and similar products. (Machine-translation by Google Translate, not legally binding) : en es
  • US2491005A - Gun mount : en
  • US2491037A - Metal player for sound record tape : en
  • GB633248A - Improvements in or relating to liquid-flow recording devices : en
  • FR953931A - Automatic regulator of any liquid : en fr
  • FR953950A - Synthetic lubricant : en fr
  • FR953880A - Device for lifting the wheels of a motor vehicle in the event of a puncture of a tire : en fr
  • US2491015A - Method for sterilizing wooden baskets : en
  • US2491449A - Stitch-adjusting mechanism for sewing machines : en
  • FR953706A - Antenna systems with variable directivity : en fr
  • FR953723A - Water tank device for toilets and the like : en fr
  • FR954048A - Separation process, in the same packaging of two products or elements intended to be combined at the time of use : en fr
  • GB633067A - Radio direction finder : en
  • ES21358U - Counter-lever device. (Machine-translation by Google Translate, not legally binding) : en es
  • FR953883A - Mount for level vial or other air bubble leveling instrument : en fr
  • US2491185A - Apparatus for applying adhesive to two adjacent surfaces simultaneously : en
  • ES190008A3 - A CLOAL BLOCK : en es
  • FR953717A - Improvements to alloys intended for use at elevated temperatures : en fr
  • FR953990A - Combustion heater : en fr
  • GB633085A - Improvements in or relating to regulating systems for dynamo electric machines : en
  • GB633116A - Improvements in or relating to yarn-winding machines : en
  • ES21381U - Container for bulk supply of jams, creams, creams and the like. (Machine-translation by Google Translate, not legally binding) : en es
  • FR953786A - Store, especially for projection images on glass, slides, etc. : en fr
  • FR953819A - Radio tracking system : en fr
  • US2491393A - Slowdown for presses : en
  • USD156428S - Brooch or similar article : en
  • FR953788A - Regulators refinements : en fr
  • GB633065A - Improvements in the manufacture of ointments, cosmetic creams and like substances : en
  • GB633260A - Improvements in or relating to liquid mixing devices : en
  • GB633291A - Improvements relating to hair-curling appliances : en
  • USD156462S - Bobbin holder : en
  • US2490815A - Loop antenna : en
  • US2491180A - Oil filter : en
  • GB633303A - Improvements in or relating to anti-theft devices for motor vehicles : en
  • ES190090A1 - A PROCEDURE, WITH ITS CORRESPONDING DEVICE, FOR THE CONSERVATION OF PRODUCTS OF ANIMAL OR VEGETABLE ORIGIN : en es
  • CH265686A - Transport containers for fruit juices. : de en
  • USD156403S - Bocher hat : en
  • AU153299B2 - Improvements in or relating to waterwell pipings : en
  • US2490861A - Electrohydraulic lift system for refrigerators and the like : en
  • US2491278A - Seal-end carton : en
  • US2491419A - Oven : en
  • AU2487448A - Improvements relating to threshers for harvesting machines andthe like : en
  • US2491463A - Electrical connector fixture : en
  • US2490947A - Collapsible multiple position handle : en
  • US2491101A - Beauty kit : en
  • AU143475B2 - Improvements in or relating to pneumatic dashpots : en
  • US2490907A - Pipe coupler : en
  • US2491099A - Process and apparatus for the catalytic conversion of hydrocarbons : en
  • US2491112A - Gas blast breaker having two tanks and a tank interconnecting valve : en
  • FR953857A - Ultra-short-wave long-range communications systems with reflection on a celestial body : en fr
  • DK70334C - Mounting crane for use in the construction of silos of precast building boards. : da en
  • FR953887A - Dielectric and insulating compositions : en fr
  • US2491365A - Balanced gear pump : en
  • ES189950A1 - A DEVICE TO COLLECT GAS IN ELECTRIC OVENS : en es
  • GB633108A - Improvements in process and apparatus for the production of synthetic thread : en
  • US2491284A - Electrode for electron discharge devices and method of making the same : en
  • US2490836A - Tuning means : en
  • US2491360A - Tubular foundation garment : en
  • US2491009A - Motor vehicle attachment : en
  • US2491152A - Hose forming machine : en
  • USD156455S - Patten locomotive body or the like : en
  • US2491326A - Band pass amplifier : en
  • US2491430A - Utility stove and burner assembly therefor : en
  • GB633338A - Headlamp for motor cars : en
  • US2490933A - Temperature indicator : en
  • US2491406A - Coupling : en
  • ES188606A1 - IMPROVEMENTS INTRODUCED IN THE FUSION PROCEDURE OF CUBILETES : en es
  • ES189823A1 - IMPROVEMENTS INTRODUCED IN AIR COMPRESSORS, INTENDED FOR VARIOUS INDUSTRIAL APPLICATIONS : en es
  • US2491074A - Roller awning gudgeon : en
  • US2491085A - Device for fastening gaskets to crankcases : en
  • USD156447S - Vehicle service tray holder : en
  • US2490957A - Antenna system : en
  • US2491401A - Cleaning device for conveyer elements of chemical drying apparatus : en
  • US2491431A - Telescope mounting : en
  • US2491437A - Drilling mud : en
  • GB633397A - Improvements in automatic radio tuning systems : en
  • FR953715A - Further training in ignition distributors : en fr
  • FR954047A - Improvements to variable-selectivity receptors : en fr
  • AU3036949A - Method and arrangements in connection with absorption refrigeration apparatus operating with inert gas : en
  • GB633183A - Improvements in and relating to shaping and/or contracting cylindrical articles : en
  • DK70324C - Radio receiving system with a frame antenna. : da en
  • US2490904A - Ripper : en
  • US2491183A - Hat trimming device : en
  • US2490951A - Food treatment process : en
  • DK70333C - Juice bag stand. : da en
  • CH265585A - Electromagnet with multi-step switch, especially for lifting the tool on table planing machines from the workpiece during the idle stroke and for actuating brakes. : de en
  • FR953892A - Construction method of insulating terminals : en fr
  • ES21422U - Elastic plug (Machine-translation by Google Translate, not legally binding) : en es
  • GB633290A - Improvements in artists' sketching easels : en
  • US2491394A - Combined sleeping bag and carrier for infants : en
  • USD156421S - Exhaust pipe extension : en
  • US2491228A - Feeding mechanism for regulating the rate of feed of material from rotary supply drums or the like to wire-coiling and like machines : en
  • FR953932A - Electric heated perch : en fr
  • GB633177A - Improvements in or relating to automatic machines for the manufacture of hinges and the like : en
  • GB633379A - A method of manufacturing radiators from sheet-iron : en
  • CH265756A - Process for the preparation of a new mercury compound. : de en
  • AU3040949A - Improvements in and relating to continuous chromatographic separation of liquids : en
  • CA461712A - Flat bottom gondola car : en fr
  • CH265486A - Device for performing auxiliary movements on weaving machines. : de en
  • USD156459S - Bobbin holder : en
  • CH265672A - Clip for fire hemp hoses. : de en
  • CH265637A - Armature for commutator machines with high power per pole. : de en
  • CH265654A - Crystal wave filter. : de en
  • US2491143A - Coupler hook : en
  • US2491184A - Motion-picture billboard : en
  • US2490913A - Pipe-line valve : en
  • US2490811A - Valve adjustment apparatus : en
  • US2490887A - Quilting machine : en
  • US2491227A - Greeting card and envelope assembly : en
  • US2491316A - Safety device for metal sheet conveyers in tin-plating apparatus : en
  • US2491425A - Electrode structure for gaseous discharge devices : en
  • US2490801A - Electrical pulse time modulation circuit : en
  • ES189949A1 - A PROCEDURE IN THE PRODUCTION OF ELECTRODES : en es
  • ES190006A1 - A PROCEDURE TO OBTAIN DEXTRAN PRODUCTS OF GREATER MOLECULAR UNIFORMITY FOR PHARMACEUTICAL AND THERAPEUTIC PREPARATIONS : en es
  • CH265603A - A method of manufacturing a cellulose acetate film. : en fr
  • US2491195A - Corn harvester : en
  • US2491458A - Duplex die head : en
  • US2490834A - Benzhydryl beta hydroxy alkyl amines : en
  • US2490866A - Preparation of cyclopentadiene from dicyclopentadiene : en
  • US2490920A - Film viewer with intermittent motion : en
  • CA461732A - Packing : en fr
  • CH265643A - Method for comparing two sinusoidal electrical quantities, in particular for comparing the direction of these two quantities, and installation for implementing this method. : en fr
  • US2491052A - Rail anchor : en
  • US2490847A - Electrical delay device : en
  • US2490844A - Radio remote-control aircraft system : en
  • GB633161A - Improvements in hydraulic torque converters : en
  • US2491107A - Thermionic valve circuits : en
  • US2491205A - Call recording system : en
  • ES21340U - Perfect pacifier (Machine-translation by Google Translate, not legally binding) : en es
  • CH265578A - Bar turning machine. : en fr
  • CH265665A - Process for the preparation of a diaryl-butenyl-amine. : de en
  • US2491282A - Apparatus for making patches : en
  • US2491337A - Pickproof lock : en
  • ES188585A1 - VIBRATION TELESCOPIC DAMPER, ESPECIALLY FOR VEHICLES AUTOMOVILES : en es
  • GB633138A - Process and apparatus for the continuous production of soap in extruded form direct from the raw material : en
  • CA461770A - Oxidation of organic compounds : en fr
  • US2491390A - Electronic transducer : en
  • CA461700A - Combined hot water furnace : en fr
  • DK70326C - Thermomagnetic coupling for ignition of electric discharge tubes, in particular low voltage fluorescent lamps. : da en
  • ES190027A3 - A VARIABLE SPEED DEVICE : en es
  • FR954006A - Humidifier device for internal combustion engines : en fr
  • GB633100A - Improvements in or relating to television receivers : en
  • US2491317A - Mechanical press convertible in respect to compression or tension drive and length of stroke : en
  • CH265708A - Process for the preparation of a derivative of 4-methyl-7-amino-coumarin. : de en
  • CA461788A - Tone supply test circuit : en fr
  • CH265594A - Process for the production of curved furniture panels composed of several layers. : de en
  • CH265494A - Flat weft knitting machine with automatic edge decking device and similar sample decking device. : de en
  • CH265687A - Packaging box, especially for pastry. : en it
  • US2491252A - Lamp mount : en
  • FR953757A - Pacifier with hygienic protection : en fr
  • AU3035149A - Improvements in or relating to mowers for attachment to tractors : en
  • CH265432A - Process for the preparation of a mixture of benzene addition and cyclohexane substitution chlorine derivatives suitable for use as insecticide and mixture obtained with the process. : en it
  • CH265508A - Machine for turning shoes. : de en
  • CH265738A - Process for the preparation of a water-soluble dye of the naphthoquinone series. : de en
  • US2491118A - Device for projecting pulverized material : en
  • CA461794A - Conformal grating resonant cavity : en fr
  • ES189981A1 - PROCEDURE FOR THE OBTAINING OF A METAL FOR THE MANUFACTURE OF CONTAINERS TO MEASURE LIQUIDS : en es
  • ES19338Y - Detachable chopping brush for painter. : en es
  • ES20343Y - Plug socket, with switch, for the electrical outlet. : en es
  • ES20344Y - Pressure reducing regulator for water pipes. : en es
  • ES21405U - Lounge soccer game. (Machine-translation by Google Translate, not legally binding) : en es
  • FR953876A - Quick release wrench : en fr
  • GB633105A - A new or improved method of joining lengths of strip material so as to form bands : en
  • FR954046A - Automatic mechanical alarm clock : en fr
  • CH265471A - Pressure cooker. : de en
  • US2490877A - Motor starting control switch : en
  • US2490917A - Interlock overload relay assembly : en
  • US2490900A - End lasting machine : en
  • US2490922A - Firearm : en
  • CH265462A - Rubber mat. : de en
  • CH265476A - Closure for containers with a tubular spout. : de en
  • US2491207A - Dental device : en
  • DK70322C - Method for winding a coil on an electromagnetic relay core. : da en
  • CH265586A - Cold band saw with saw band working in a horizontally inclined position and hydraulically controlled saw band feed. : de en
  • CA461779A - Conveying apparatus : en fr
  • CH265622A - Starter. : en fr
  • US2490978A - Corrosion prevention : en
  • CH265745A - Process for coloring an opaque, oxidic film on aluminum or aluminum alloys with ester salts of leuco vat dyes of the indigo series. : de en
  • CH265472A - Pressure cooker. : de en
  • CH265752A - Magnetron. : de en
  • CH265583A - Punching tool. : de en
  • CA461719A - Nitrosyl halide addition products of unsaturated hydrocarbons and method of making : en fr
  • CH265571A - Nickel alloy. : en fr
  • CH265613A - Packing. : de en
  • US2491081A - Clothes washing apparatus employing oscillatable agitator : en
  • US2491384A - Construction of gib guides : en
  • US2491411A - Refractory agglomerate and method of making : en
  • AU3041349A - An improved pressure reducing valve : en
  • CH265751A - Optical device with a photocell, which is controlled by the light reflected from a film. : de en
  • GB633148A - Improvements in or relating to means for indicating or recording pressure : en
  • GB633238A - Improvements relating to alternating electric current generators : en
  • US2491308A - Apparatus for simulating naval vessels and their maneuvers : en
  • CH265624A - Pistons on explosion engines. : de en
  • CA461761A - Diamond abrasive wheel : en fr
  • CH265629A - Gas turbine engine. : de en
  • CH265744A - Process for the production of potash and boron-containing nitrophosphates. : de en
  • US2490910A - Electric bed warmer : en
  • IS207B6 - Improvements to or regarding radio transmitters. : en is
  • US2491371A - Hydraulic control panel : en
  • US2491459A - Production of cyanuric chloride : en
  • USD156445S - Motor coach : en
  • US2490842A - Anisole manufacture : en
  • US2491461A - Pressurization system foe aircraft : en
  • CH265749A - Process for the production of panels and panel produced by this process. : de en
  • US2491429A - Valve construction : en
  • US2490891A - System for remote indication and control and automatic computation : en
  • ES21417U - Wardrobe for instruments or dentistry material (Machine-translation by Google Translate, not legally binding) : en es
  • US2490908A - Earring : en
  • US2490939A - Moistening device for tape-dispensing mechanisms : en
  • US2491097A - Method of making synthetic resin articles such as teeth : en
  • FR954007A - Improvements to hydraulic controls : en fr
  • CA461755A - Cap making machine : en fr
  • CA461768A - Method of and apparatus for separating immiscible fluids : en fr
  • US2490869A - Dashboard display apparatus comprising a rotary disk operated by a vacuum motor : en
  • US2491092A - Drop wire cover and warp brush : en
  • US2491272A - Protective device for relay contacts : en
  • CH265611A - Bearing device with two roller bearings lying next to one another to absorb axial loads on the shaft. : de en
  • CH265620A - Hydraulic regulator. : de en
  • FR953868A - Polymerized products : en fr
  • GB633229A - A device for retaining and supporting household and similar brooms and brushes : en
  • CH265615A - Seal with hard sealing ring. : de en
  • USD156416S - Refrigerated self-service display case : en
  • US2491409A - Copolymer of unsaturated fumarate alkyd resin : en
  • FR953796A - Process for evaporating or distilling liquids : en fr
  • USD156452S - Eak clip finding : en
  • ES189455A3 - A PROCEDURE FOR THE MANUFACTURE OF PAPER FOR THE PREPARATION OF BREAKS IN DOCUMENTS, PLANS, BOOKS AND OTHER SIMILAR OBJECTS : en es
  • GB633205A - Improvements in and relating to grass edging shears : en
  • US2490940A - Method of and means for forming and filling bags : en
  • US2491090A - Printing plate : en
  • AU3037849A - Improvements relating to dynamo electric machines and particularly to stators thereof and methods of making same : en
  • DK70317C - Pressing machine for shirts and similar garments. : da en
  • GB633092A - Improvements in and relating to pneumatic tyre valves : en
  • US2491091A - Safety attachment for stoves : en
  • NL64920C - Temperature sensitive resistor : en nl
  • US2491056A - Automatic weighing machine : en
  • AU3036349A - An appliance for stimulating the process of lactation : en
  • CH265691A - Material transport device. : de en
  • CH265702A - Chair lift system. : de en
  • GB633247A - Anti-snoring and breathing corrective : en
  • US2490888A - Can : en
  • US2490810A - Fault signaling impulse repeater : en
  • US2491378A - Trailer : en
  • USD156442S - Child s cap : en
  • US2491299A - Brassiere : en
  • US2490779A - Folding box : en
  • US2491433A - Interpolymers of butadiene, acrylonitrile, and a hexadiene : en
  • ES189948A1 - DEVICE FOR FASTENING THE CHAIN TENSIONING LEVER IN CHANGE OF SPEED BY CHAIN DEFLECTION, FOR BICYCLES, TANDEMS OR SIMILAR : en es
  • GB633160A - New colouring process to give patterned or differential colour effects : en
  • FR953793A - Improvements to fuel supply systems : en fr
  • CH265677A - Circuit for generating two equal voltages with opposite phase. : de en
  • US2491134A - Machine for flame tempering cams : en
  • USD156411S - Ebert magnetic grounding contact clamp and holding device : en
  • US2490995A - Freezer shelf-coil arrangement : en
  • ES189814A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • AU3038949A - Electronic digital computing apparatus : en
  • CA461792A - Cavity resonator : en fr
  • CA461723A - Apparatus for making wire rope of preformed flattened strands : en fr
  • US2491251A - Torsion dynamometer : en
  • US2491443A - Color stabilization of vinyl halide resins : en
  • CA461746A - Method of developing photographic multilayer colour material : en fr
  • CA461781A - Production of toluene : en fr
  • CH265698A - Vulcanizing device. : de en
  • CH265712A - Process for the preparation of a derivative of 4-methyl-7-ethylamino-coumarin. : de en
  • US2490806A - Turnable foot for leg prostheses : en
  • US2490929A - Preparation of staple fibers in condition to produce top : en
  • FR954011A - Reinforcement tensioning device for concrete parts : en fr
  • FR954031A - Packing box : en fr
  • US2490993A - Catalyst stripping : en
  • US2491146A - Pattern : en
  • US2491304A - Plant thinning and cultivating machine : en
  • US2491347A - Precision radio tuner : en
  • US2491417A - Dump trailer : en
  • CA461784A - Hoist : en fr
  • US2491032A - Circuit protector : en
  • US2491128A - Buffer : en
  • CH265467A - Relaxation furniture. : de en
  • US2491044A - Truck frame extension : en
  • US2491055A - Grease compositions : en
  • US2491174A - Airplane landing gear : en
  • CA461698A - Compartmented receptacle : en fr
  • US2490838A - Handle attachment for cooking utensils : en
  • US2491029A - System for translating pulse signals of variable time delay : en
  • US2490979A - Electrostatic precipitator : en
  • US2490852A - Heating apparatus : en
  • US2491002A - Soap dish : en
  • US2491025A - Air circulating fan : en
  • US2490854A - Means for fastening brackets to walls : en
  • US2491051A - Method of producing adsorbent : en
  • CH265666A - Process for the preparation of a new condensation product of 6-sulfanilamido-3-methyl-pyridazine. : de en
  • CA461715A - Internal combustion engine : en fr
  • US2491126A - Method of electroplating on chromium or chromium-iron alloys : en
  • US2491198A - Scoop for separable fastener stringers : en
  • US2491374A - Carrying case having link-supported trays : en
  • CH265535A - Character assembly equipment for photographic reproduction and method of making the same. : de en
  • CH265618A - Water jet vacuum pump. : de en
  • AU153598B2 - Improvements in or relating to magnetic recording sheet material and method of making thesame : en
  • CH265478A - Device with a device for filling and a device for emptying tubular magazines for stacked, essentially flat structures, such as capsules and the like. : de en
  • CH265491A - Single needle bed rectilinear hosiery loom. : en fr
  • CH265500A - Washing machine and wringing. : en fr
  • CA461726A - Method and means of conditioning the walls of a well bore : en fr
  • ES190019A1 - PROCEDURE FOR THE FORMATION OF LINES OF UNION OR REINFORCEMENT FOR THE FOOTWEAR : en es
  • FR953751A - Method and apparatus for drying and sulphurizing hops : en fr
  • FR953816A - Improvements in photography : en fr
  • US2491312A - Method and apparatus for ophthalmic measurements : en
  • GR12272B - PERFECTED FLANGE (COIL) OF BRABS, FOR TURNERS. : el en
  • CH265757A - Process for the preparation of a new mercury compound. : de en
  • ES190080A3 - A DOCUMENT AND PAPER CLAMPING DEVICE FOR FILING FOLDERS : en es
  • CA461739A - Baling press : en fr
  • US2491106A - Portable power-operated rotary taper cutting device : en
  • CH265662A - Process for the preparation of an imidazoline. : de en
  • CH265504A - Actuator on a slide lock. : de en
  • GB633152A - Improvements relating to cellulose ether compositions : en
  • CA461796A - Generator control system : en fr
  • NL137518B - : en
  • FR953994A - Improvements to rotary tool holders for woodworking machines : en fr
  • FR954033A - Table gushing fountain : en fr
  • US2491175A - Dish and like washing machine : en
  • US2490816A - Automatic bomb release circuit details : en
  • US2490949A - Pipe-joint compound : en
  • US2491004A - Pipe coupling : en
  • GB633063A - Improvements in and relating to magnetic recording apparatus : en
  • AU3043149A - Improvements in or relating to washing machines for dishes, clothes andthe like : en
  • CA461762A - Hosiery drying table : en fr
  • US2491089A - Socket wrench : en
  • US2491372A - Control system : en
  • CH265513A - Process for the preparation of acidic solutions of ammonium persulfate. : de en
  • CH265580A - Tool clamping device. : de en
  • FR954022A - Auxiliary tool holder : en fr
  • CA461803A - Folding steps for trucks : en fr
  • GB633321A - Improvements relating to sliding windows or ventilation panels having air-extractor vanes : en
  • US2491418A - Automatic inspection device : en
  • US2490981A - Unitary, resilient heat-resisting buck pad for garment pressing machines : en
  • GB633156A - Improvements relating to apparatus for determining characteristics of electric discharge devices : en
  • CH265429A - A method of spraying an insecticidal liquid. : en fr
  • FR953997A - A method of manufacturing a package for dental instruments, such as nerve pullers, burs, etc. and packaging obtained by this process : en fr
  • US2491147A - Method of making denture base parts and applying artificial teeth thereto : en
  • USD156469S - Textile fabric : en
  • ES187977A1 - PERFECTED PROCEDURE FOR MANUFACTURING BOTTLE CAPSULES : en es
  • ES189917A3 - IMPROVEMENTS IN THE CONSTRUCTION OF AGRICULTURAL MACHINES : en es
  • GB633073A - New method of manufacturing electrical contact brushes : en
  • US2491214A - Register wheel setting means : en
  • ES189943A1 - IMPROVEMENTS IN THE DRAWING DEVICES : en es
  • ES189952A1 - A PROCEDURE FOR THE TREATMENT OF TEXTILE AND SIMILAR MATERIALS : en es
  • ES189954A1 - NEW CONTRAPEDAL BRAKE SYSTEM FOR BIKES : en es
  • FR953867A - Process for preparing organic esters of cellulose : en fr
  • US2491060A - Recovery and cleaning of condensable gases : en
  • GB633308A - Improvements in or relating to seats and the like : en
  • FR953692A - Softwood condensation products : en fr
  • FR954019A - Pump : en fr
  • GB633325A - Improvements in doors or facing or closure panels for kitchen furniture and the like : en
  • GB633324A - Improvements in and relating to the shaping of pottery articles : en
  • BE492271A - APPARATUS FOR THE ACTIVE CULTURE OF PLANTS : en fr
  • CH265453A - Hinge. : de en
  • FR953681A - Assembly process of wooden strips in order to obtain a plywood of various curvatures : en fr
  • GB633297A - Improvements in conveyors : en
  • ES189094A1 - AN AUTOMATIC POWER PRODUCER MECHANISM : en es
  • GB633090A - Improvements relating to fittings for tubular electric lamps : en
  • CH265577A - Center drilling attachment on center lathe. : de en
  • GB633135A - Improvements in or relating to the impregnation of textile materials : en
  • ES188699A1 - A DEVICE WITH ITS CORRESPONDING MACHINE DEVICE FOR THE TRANSFORMATION OF THE ELASTIC FORCE OF THE SPRINGS IN A DRIVING FORCE APPLICABLE TO THE OPERATION OF MISCELLANEOUS DEVICES, INCLUDING THOSE OF THE LOCOMOTION : en es
  • FR953781A - Combustible mixture generating devices for internal combustion engines : en fr
  • CH265437A - Concrete masonry with insulating chambers. : de en
  • GB633193A - Improvements in or relating to tobacco manipulating machines : en
  • GB633279A - Improvements in or relating to convertible chairs : en
  • GB633077A - Improvements in or relating to means for producing mechanical vibrations : en
  • GB633118A - Improvements in or relating to methods of, and apparatus for, manufacturing synthetic jewels : en
  • ES189338A1 - A STARTING DEVICE FOR DISCHARGE PIPES IN GAS, STEAM OR BOTH : en es
  • FR953674A - Improvements to hermetic systems for loading household refuse or the like into vehicles : en fr
  • GB633342A - Manufacture of dry starch preparations soluble in cold water : en
  • FR953912A - Projectile : en fr
  • ES7969Y - Special edge for razor blades. : en es
  • US2490858A - Demountable bench or stand : en
  • US2490941A - Fluid pressure brake with emergency weight operator : en
  • GR12281B - TRAILER HOUSE. : el en
  • GB633350A - Device for sharpening tailors' chalk : en
  • US2491220A - Neutron detector : en
  • USD156418S - Picture frame : en
  • ES20612U - Set of assemblable constructions. (Machine-translation by Google Translate, not legally binding) : en es
  • FR953686A - Process for manufacturing filler metal rods and rods manufactured by this process : en fr
  • FR953738A - Improvements to devices adaptable to safety locks : en fr
  • GR12274B - BARREL CANULES OUT OF BRASS. : el en
  • US2491286A - Vertical rolling mill : en
  • GB633288A - Improvements in or relating to two-stroke internal combustion engines operating with sleeve valves : en
  • GB633376A - Improvements in or relating to electron discharge tubes : en
  • FR953920A - Improvements to electric regulators : en fr
  • GB633320A - Improvements in culinary devices : en
  • GR12275B - CAR TRUNK WORKING AND MOVED BY THE SAME ENGINE. : el en
  • FR954028A - Bomb launchers for toy planes : en fr
  • GB633075A - Weighing machines : en
  • GB633130A - Improvements in or relating to taper control indicator : en
  • US2490846A - Cocking mechanism : en
  • US2491290A - Clamping device for supporting a bundle of wires : en
  • FR953732A - Faculty : en fr
  • GB633132A - Vat dyestuffs of the anthraquinone-acridone series : en
  • ES189073A1 - A NEW SECURITY MECHANISM FOR RAILWAY NEEDLES : en es
  • FR953655A - Cathode enhancements : en fr
  • US2490930A - Method and apparatus for forming tubes from sheet material : en
  • FR953753A - Set of stones and agglomerated plates for the rapid construction of lightweight buildings : en fr
  • FR954032A - Removable packing box : en fr
  • GB633348A - Improvements in devices for cleaning or clearing sinks and the like : en
  • ES21428U - Adjustable separator for surgical purposes. (Machine-translation by Google Translate, not legally binding) : en es
  • FR953769A - Scanning device for composing values in cash registers or other accounting or similar machines : en fr
  • US2490928A - Gun turret and shield therefor : en
  • US2491373A - Hitch mechanism : en
  • US2491359A - Coupler operating device : en
  • US2490871A - Alternating current vertical welder : en
  • AU151098B2 - Improvements in or relating to apparatus for delivering measured quantities of substances : en
  • CH265461A - Cleaning machine. : de en
  • CH265581A - Lathe. : de en
  • FR953972A - Cufflink : en fr
  • FR953726A - Insulator for electric gas purifier : en fr
  • FR953998A - Slimline portable typewriter : en fr
  • FR953832A - Electromagnetic pulse motor : en fr
  • GB633072A - Improvements in or relating to the treatment of metallic bearing surfaces : en
  • GB633246A - Improvements in pallets for industrial transporter trucks : en
  • GB633261A - Improvements in and relating to the withering of tea : en
  • US2491262A - Scoring device for games : en
  • US2491293A - Coreless operating cable : en
  • US2491352A - Rotary pump : en
  • ES189871A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT NuM. 188635 : en es
  • ES189972A1 - IMPROVEMENTS IN THE ELECTRICAL CIRCUITS OF THE CABELLO DRYERS : en es
  • GB633367A - Improvements in or relating to electric lamps particularly for aircraft : en
  • GB633403A - Improvements in or relating to circuits for generating phase-modulated oscillations : en
  • US2491158A - Buffer for railway cars : en
  • CA461710A - Clasp : en fr
  • CH265487A - Threading device for the needle on sewing machines. : de en
  • FR953749A - Process for the preparation of an aldehyde derived from beta-ionone : en fr
  • US2490774A - Moving bed hydrocarbon conversion system : en
  • US2491166A - Pinup vanity case holder : en
  • CH265492A - Single needle needle hosiery loom. : en fr
  • ES189962A1 - AN APPARATUS TO AVOID THE BREAKDOWN OF URDIMBRE THREADS IN THE TELESCOPES BECAUSE OF THE LANZADERA : en es
  • ES190415A1 - A PERFECTED LUGGAGE HOLDER PROVIDED WITH RUBBER SUPPORT POINTS AND TENSION STRIPS : en es
  • ES21324U - Indicator device for itineraries for all types of vehicles. (Machine-translation by Google Translate, not legally binding) : en es
  • GB633227A - A process for the manufacture of 2-amino-6-hydroxy-8-(hydroxymethyl)-pteridine : en
  • FR953685A - Ball head for camera : en fr
  • BE492289A - : en
  • FR953958A - Method of recoloring dental prosthesis devices in acrylic resin : en fr
  • US2490956A - Extensible brace for articulated beds : en
  • US2491300A - Hanger support : en
  • FR953748A - Combined packaging and display device : en fr
  • FR954035A - Improvements to wallets, notebooks and similar items : en fr
  • GB633099A - Improvements in or relating to electric counting circuits : en
  • ES190348A1 - A NEW SYSTEM OF TRANSMISSION IN MACHINES, MILLS OF FLOURS AND SIMILAR : en es
  • ES20350Y - Liquid pouring cap. : en es
  • ES190040A1 - CONDENSER-SEPARATOR COMBINED APPARATUS FOR THE USE OF VAPOR CONTAINING CONDENSED WATERS : en es
  • US2491204A - Directional gyroscope : en
  • US2491265A - Electrical relay with contact multiplying movement : en
  • DK70321C - Electric vehicle designed to run between two stations without power supply while driving. : da en
  • DK70351C - Joint lock for drawers. : da en
  • ES21338U - Clamp for use in hairdressing (Machine-translation by Google Translate, not legally binding) : en es
  • GB633062A - Improvements in or relating to ointment bases : en
  • GB633059A - A fluid composition for cleaning the surfaces of metals and other relatively hard materials : en
  • CH265734A - Process for the production of a vat dye. : de en
  • FR953885A - Device for hollowing out grooves for receiving members for protecting the edges of parts, in particular ski wood : en fr
  • GB633234A - Improvements in resiliently mounted racks and trucks incorporating such racks : en
  • CH265572A - Process for the manufacture of disks and similar objects made of metal and installation for carrying out said process. : en fr
  • CH265737A - Process for the preparation of a water-soluble dye of the naphthoquinone series. : de en
  • ES188656A1 - IMPROVEMENTS INTRODUCED IN THE APPLIANCES FOR THE TRANSPORT AND THE THERMAL AND HYGROMETRIC TREATMENT OF FOODSTUFFS OR OTHER CONTENTS IN CONTAINERS : en es
  • US2490875A - Vinyl sulfides : en
  • US2491087A - Air controlled shifting mechanism : en
  • ES21394U - Artificial casing for sausages, conditioned for assembly in the stuffing machine in which they are made. (Machine-translation by Google Translate, not legally binding) : en es
  • FR953976A - Demonstration board : en fr
  • GB633256A - Improvements in machines for drying grass and like crops : en
  • CA461798A - Manufacture of interpolymers of styrene with frosting drying oils and of coating compositions obtained therefrom : en fr
  • CA461734A - Methyl silicon polymer and method of preparation : en fr
  • ES21188U - Contacts or plugs and plugs to electric fuses perfected (Machine-translation by Google Translate, not legally binding) : en es
  • GB633157A - Oil fuel heating apparatus : en
  • US2490959A - Air cleaner : en
  • US2490999A - Fluid pressure control apparatus for controlling brake cylinder pressure : en
  • USD156436S - Krohm mirror : en
  • GB633162A - Ball and socket joint rapidly dismountable : en
  • FR953900A - Organic silicon compounds : en fr
  • CH265465A - Adjustment mechanism for a part that is pivotably attached to a fixed part, in particular for head pieces of furniture. : de en
  • ES189940A3 - A NEW SYSTEM OF GRAPHIC REPRODUCTION ON PAPER : en es
  • GB633364A - Improvements in or relating to stators for dynamo-electric machines : en
  • CH265626A - Incinerator. : de en
  • US2490812A - Control for color television : en
  • US2490990A - Method of blowing bessemer steel : en
  • US2490841A - Automatic work control means for metal-working machines : en
  • ES190025A1 - SOME IMPROVEMENTS IN HOUSEHOLDS TO USE SHELLS AND OTHER VEGETABLE RESIDUES : en es
  • FR953872A - Automatic device for the intramuscular introduction of the needle of syringes and the injection of the liquid contained therein : en fr
  • ES20353Y - Folding chair perfected. : en es
  • FR953856A - Wet manure platform : en fr
  • ES190416A1 - A PERFECTED LUGGAGE HOLDER PROVIDED WITH A FIXING DEVICE : en es
  • FR953855A - Nitrophosphates granulation process : en fr
  • FR953652A - Improvements in the fabrication of artificial teeth : en fr
  • ES21390U - Improved itinerary used especially for railway lines (Machine-translation by Google Translate, not legally binding) : en es
  • FR953963A - tubular elements for dismountable shelter frames : en fr
  • GB633299A - Improvements relating to electric fuse holders and contacts therefor : en
  • CH265587A - Method and device for the production of templates for the production of turbine and compressor blades. : de en
  • USD156414S - Fleischmann concrete mixer : en
  • AU145803B2 - Improvements in or relating to mowers for attachment to tractors : en
  • ES189484A1 - PROCEDURE PERFECTED TO SUBMIT TISSUES OR OTHER SIMILAR PRODUCTS, WIDE AND CONTINUOUSLY, TO TREATMENTS UNDERSTANDING AT LEAST TWO PHASES OF DIFFERENT NATURE AND DEMANDING TEMPERATURES HIGHER THAN TEMPERATURE AMBIENT : en es
  • ES21415U - Support for bicycle parking. (Machine-translation by Google Translate, not legally binding) : en es
  • FR953710A - Improvements to watchmaking articles : en fr
  • ES189666A1 - AN AUTOMATIC HEAD TO THREAD, ADAPTABLE TO LATHE AND DRILL : en es
  • US2490969A - kinyon : en
  • USD156440S - Lechtenberg combined motor support and pan guard mounting : en
  • FR953725A - Improvements to an entertainment device and similar devices : en fr
  • FR953954A - brick construction element for dry masonry : en fr
  • CH265590A - Process for the production of iron powder. : de en
  • FR953670A - Electrical alarm signaling localization and control system : en fr
  • FR953937A - Toy rail allowing multiple circuits to be obtained : en fr
  • FR953842A - Three-phase electrode system for electric ovens : en fr
  • GB633069A - Improvements in and relating to overload protective devices for liquid-insulated electrical apparatus : en
  • GB633270A - Seam for stitched articles : en
  • US2490859A - Mount for electrical units : en
  • US2491369A - Line printing device for duplicating machines : en
  • FR953828A - Very high frequency direction finders : en fr
  • GB633275A - High voltage selenium rectifiers and manufacturing process : en
  • FR953968A - Turret device, in particular for airplanes : en fr
  • FR953797A - Improvements in the preparation of raw rubber : en fr
  • CH265721A - Process for the preparation of a copper-compatible polyazo dye. : de en
  • AU3043849A - Improvements in or relating tothe production of seamless steel tubes and apparatus therefor : en
  • GB633122A - Improvements in top-charged electric furnace : en
  • US2491121A - Variable transmission : en
  • US2491250A - Man's undergarment : en
  • US2491385A - Air-line gauge : en
  • GB633322A - Improvements in or relating to a system for electrical prospecting : en
  • AU149775B2 - Improvements in or relating tothe production of gear teeth : en
  • US2490813A - Continuous process for making aryl amines : en
  • US2491321A - Electric motor structure : en
  • GB633187A - Improvements in and relating to the production of threads of thermoplastic cellulosederivatives : en
  • US2491438A - Beam warper accumulator or storage rolls : en
  • US2491259A - Pawl-type rod brake for grease guns : en
  • USD156419S - Johnson butter dispensing machine : en
  • GB633094A - Improvements in and relating to catalytic lighters : en
  • ES21367U - Vaginal, hygienic, collapsible and portable irrigator (Machine-translation by Google Translate, not legally binding) : en es
  • FR953864A - Apparatus for spraying low melting point materials : en fr
  • GB633173A - A stopper for salt cellars or like powder containers : en
  • US2491159A - Hinge construction : en
  • DK70316C - Apparatus for cutting several layers of clothing placed on top of each other. : da en
  • FR953935A - Refrigerant suction system for boiler circulation pumps : en fr
  • GB633317A - Improvements in or relating to adjustable drawing boards or tables : en
  • CA461735A - Bis-trimethylsilicyl oxide and their preparation : en fr
  • US2491149A - Bottle carrier : en
  • US2491444A - Color stabilization of vinyl halide copolymers : en
  • USD156441S - Animated decorative lamp : en
  • FR953928A - Bottom net for sponge fishing, provided with a large opening, adherent to the bottom, with additional jaw with horizontal and vertical rudders : en fr
  • FR953778A - Pedal raft : en fr
  • GB633383A - Transmission measuring system for carrier wave cable systems : en
  • ES21347U - Utensil to crush ice. (Machine-translation by Google Translate, not legally binding) : en es
  • ES21388U - A winding mechanism for roll-up metal doors. (Machine-translation by Google Translate, not legally binding) : en es
  • FR954045A - Building with shops for rent : en fr
  • CA461692A - Twist drill : en fr
  • FR953673A - Loom : en fr
  • FR953758A - Operating and sealing device for valves or the like for retaining a fluid or giving it passage : en fr
  • GB633201A - Improvements in or relating to a method and means of reinforcing the sides of spectacle frames and the like, applicable to other purposes : en
  • CH265592A - Table adjustment device on wood planing machines. : de en
  • DK70340C - Towing. : da en
  • GB633269A - Sewing machine work-clamping mechanism : en
  • GB633304A - Combined press and hanger device for men's hats : en
  • CH265522A - Process for preparing a granulated phosphonitrate fertilizer, and installation for carrying out this process. : en fr
  • CH265553A - Ring balance on a carrier. : de en
  • US2491019A - Label moistener : en
  • US2490879A - Caster : en
  • US2491138A - Adjustable belt connector for closure operators : en
  • US2491357A - Wrecking truck hoist mechanism : en
  • AU3043249A - Improvements in or relating to machines for washing dishes andthe like : en
  • US2491345A - Accelerator magnet structure : en
  • US2491094A - Warning and flood light for motor vehicles : en
  • US2490766A - Method of making corkboard insulation and the like : en
  • US2491050A - Dental clamp : en
  • US2491181A - Tape fastener for venetian blinds : en
  • US2491441A - Water resisting grease : en
  • CH265754A - Process for the preparation of a basic ether of a p-substituted benzhydrol. : de en
  • US2491120A - Flushing compositions : en
  • USD156468S - Utility box : en
  • US2491024A - Process of cutting thick steel : en
  • CH265545A - Device for taking fingerprints. : de en
  • AU146722B2 - An improved wood shredding or reducing machine : en
  • AU3039149A - Travel-speed reduction gearing fora tractor : en
  • CH265730A - Process for the preparation of an anthraquinone dye. : de en
  • AU3037749A - Sheetmetal roller cage : en
  • CH265559A - Device for measuring deformations and methods for their production. : de en
  • US2490790A - Trash collection box : en
  • CH265705A - Body with a slot for sucking off the boundary layer that is created at the interface between body and fluid. : de en
  • CH265440A - Shutters. : de en
  • US2491323A - Shaft bearing for roving frames : en
  • US2491432A - Stabilized lubricant : en
  • FR953701A - Controlling a constant speed and variable pitch propeller : en fr
  • GB633232A - Improvements in and relating to the production of alloys of iron, nickel and chromium : en
  • CH265524A - Visual file. : de en
  • AU3041549A - Anew or improved golf bag carrier : en
  • CH265567A - Device for fixing a hairspring of a clockwork movement or a measuring device to its ferrule. : en fr
  • GB633126A - Improvements in and relating to the winding elements of electrical machines : en
  • CA461785A - Hoist : en fr
  • CH265638A - Device making it possible to fix, in a desired position on a support, an element of an oscillating electric circuit and to isolate it with respect to this support. : en fr
  • US2490954A - Apparatus for forging taper pins : en
  • US2491421A - Apparatus for processing packaged products : en
  • US2491124A - Drainage device : en
  • AU2539649A - Process ior treating woodpulp to increase its brightness and strength : en
  • CA461717A - Method of pumping liquid oxygen : en fr
  • NL64985C - Process for preparing emulsions of polymerizable substances which are polymerized in emulsion form and polymerizing these emulsions : en nl
  • US2490962A - Means for fixing railway rails : en
  • AU149796B2 - Process for producing molecularly more uniform dextran products for pharmaceutical and therapeutical preparations : en
  • CA461699A - Combined hot air furnace : en fr
  • CH265498A - Flattening machine. : de en
  • DK70330C - Procedure for refreshing the air in enclosed spaces. : da en
  • US2491014A - Poultry fountain : en
  • US2491117A - Automobile wheel truing apparatus : en
  • US2491253A - Preparation of nicotinonitrile : en
  • US2491366A - Traction device for vehicle wheels : en
  • US2491456A - Plasticized polyvinyl formal resin : en
  • FR953682A - Clamping device for threaded rods fitting in a vice : en fr
  • FR953736A - Vehicle steering wheel return device : en fr
  • US2490804A - Crate : en
  • US2490964A - Basic esters of trisubstituted acetic acids : en
  • FR953676A - Advanced glue, its preparation process and its applications : en fr
  • US2490802A - Tethered ball projector for bowling games : en
  • CH265537A - Ballpoint pen. : en fr
  • US2491267A - Typeholder for printing presses : en
  • US2490827A - Method of and means for measuring impedance : en
  • US2491095A - Network analyzer : en
  • US2491142A - Pneumatic thread holder for weft replenishing looms : en
  • CH265503A - Self-locking slider for slider closing device. : en fr
  • US2491023A - Photographic film elements : en
  • US2491182A - Combined fish line float, rod tip, and hook protector : en
  • GB633292A - Improvements in apparatus for drying fabric or similar material in open width form : en
  • US2491067A - Removable log bunk : en
  • US2490857A - Garment shoulder construction : en
  • US2491123A - Iron holder for attachment to ironing boards : en
  • AU146095B2 - Improvements in or relating to conveyor systems : en
  • FR953731A - Contact element, in particular pin for discharge tubes and incandescent lamps : en fr
  • US2491450A - Radio pulse-echo locator system to distinguish between moving and stationary objects : en
  • US2491203A - Beet topper : en
  • US2491254A - Mechanical pencil : en
  • US2491229A - Antioscillation mount : en
  • US2491269A - Safety guard for buffing machines : en
  • GB633147A - Improvements in or relating to duplicate-writing appliances : en
  • US2491320A - Neutron detector and method of making same : en
  • US2490792A - Flowmeter : en
  • US2490987A - Circuit breaker and hydraulic actuating means therefor : en
  • US2490807A - Cash register indicating mechanism : en
  • ES8740Y - Folding walker. : en es
  • CH265442A - Frames for windows and doors. : de en
  • CH265510A - Cereal grain peeling machine. : de en
  • FR953916A - Aircraft : en fr
  • ES21374U - Equipment opener-emptier of jelly, honey and similar jars. (Machine-translation by Google Translate, not legally binding) : en es
  • FR953858A - Distance measuring devices : en fr
  • FR953894A - Improvements to cathodes of electric discharge tubes and lamps : en fr
  • AU146678B2 - Improvements in or relating toan annealing tray : en
  • ES189529A1 - A PROCEDURE TO PRODUCE A PHOSPHORUS : en es
  • ES21360U - Pouche-smoker service. (Machine-translation by Google Translate, not legally binding) : en es
  • ES188546A1 - IMPROVEMENTS IN THE ATTACHMENT OF RAILWAY TRAVIES OF ARMED CONCRETE : en es
  • GB633211A - A process for the manufacture of vinyl chloride : en
  • CH265703A - Buffers on rail vehicles. : de en
  • FR953811A - Process to prevent mold from forming on photographic products : en fr
  • GB633133A - Improvements relating to rollers, pulleys and the like : en
  • US2490775A - Magazine shaver : en
  • USD156456S - Bracelet ob similar article : en
  • ES21202U - Prefabricated reinforced concrete beam. (Machine-translation by Google Translate, not legally binding) : en es
  • ES186702A1 - SYSTEM OF MOVEMENT OF TRANSFER OF TABLES, TROLLEYS AND TREES IN MACHINES AND TOOLS : en es
  • GB633346A - Improved method of manufacturing blocking-layer cells of the selenium type : en
  • ES188857A1 - MULTIPLE REPRODUCTION DEVICE OF PHOTOCOPY IMAGES ON THE SAME SENSITIZED PLATE : en es
  • ES21404U - Mold to make a footwear item. (Machine-translation by Google Translate, not legally binding) : en es
  • GB633098A - Improvements in or relating to means for securing printing plates in position on a plate cylinder : en
  • GB633276A - Improvements in conveyors for pulverulent materials : en
  • US2490943A - Dual microphone system : en
  • US2490880A - Apparatus for shaping flanges on dished heads : en
  • AU145000B2 - Electrically-heated smoothing iron : en
  • CH265569A - Timepiece with calendar and moon phases. : en fr
  • ES21430U - Special panty for young children. (Machine-translation by Google Translate, not legally binding) : en es
  • ES187959A3 - IMPROVEMENTS INTRODUCED IN THE PHONOGRAPHIC DISCS : en es
  • FR954005A - Device for painting and decorating with covers : en fr
  • US2490944A - Reciprocating valve : en
  • GB633361A - Apparatus for preheating air or other gas : en
  • US2490874A - Creel : en
  • US2491358A - Machine tool : en
  • CH265427A - Plant for drying green fodder. : de en
  • US2491455A - Plasticized polyvinyl formal resin : en
  • CH265446A - Protective device to prevent the crown of piles from bursting when driving them in. : de en
  • ES188845A1 - IMPROVEMENTS IN THE MECHANICAL AND ELECTRICAL UNION BETWEEN TWO DRIVERS : en es
  • ES189959A1 - AN IRRIGATING OR SPRAYING DEVICE FOR LIQUIDS THAT MUST BE DISPERSED AT PRESSURE : en es
  • US2491279A - Safety overload pitman for power presses : en
  • ES21373U - Support for utensils or manicure tools. (Machine-translation by Google Translate, not legally binding) : en es
  • FR953873A - Improvement in discharge tubes : en fr
  • ES21177U - Improved syringe for injections. (Machine-translation by Google Translate, not legally binding) : en es
  • AU3041049A - Filters : en
  • CA461690A - Milling machine : en fr
  • US2491043A - Production of aluminum sulfonate : en
  • AU145683B2 - Improvements in or relating to copying machines : en
  • CH265621A - Engine brake on vehicles with internal combustion engines. : de en
  • FR954034A - Constant mechanical spray degasser with special servo-controlled regulator which can optionally form a feed water heater : en fr
  • GB633392A - Improvements relating to quick make and break electrical switches or circuit breakers : en
  • FR953957A - Improvements to engines for locomotives : en fr
  • ES190032A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF VALVES FOR SANITARY AND SIMILAR INSTALLATIONS : en es
  • FR953835A - Improvements to photograms : en fr
  • US2491454A - Nonslip fabrics and method of preparation thereof : en
  • US2491191A - Rotating-wing machine : en
  • BE492343A - Manufacturing process of new phenol-aldehyde condensation products : en fr
  • ES188587A1 - SUSPENSION OF WHEELS, ESPECIALLY FOR VEHICLES AUTOMOVILES : en es
  • US2491150A - Vehicle wheel : en
  • US2491361A - Pneumatic drive mechanism for charts : en
  • GB633121A - Improvements in or relating to electric condensers : en
  • US2490975A - Catalytic conversion of hydrocarbons : en
  • US2490988A - Collapsible baby carriage : en
  • GB633386A - Improvements in and relating to flexible pocket receptacles : en
  • ES21403U - Purse of simplified closing. (Machine-translation by Google Translate, not legally binding) : en es
  • FR953875A - Improvements to scaffolding : en fr
  • DK70348C - Device for reversing mechanisms for screws with rotating blades. : da en
  • US2490942A - Agitator for washing machines : en
  • CH265450A - Process and plant for the production of porous clinkers. : de en
  • US2491322A - Bobbin whirl gear : en
  • US2490798A - Apparatus and process for catalytic reactions : en
  • GB633202A - Improvements relating to belt conveyors : en
  • GB633233A - Improvements relating to heat-exchangers : en
  • US2490906A - Permutation system of series circuit control : en
  • CH265449A - Machine for molding and vibrating concrete and other similar materials. : en fr
  • FR953678A - Advanced process for coloring textile materials : en fr
  • AU3038849A - Improvements in blade dispensing and receiving magazines : en
  • CH265439A - Reinforced concrete beam. : en fr
  • ES20354Y - Jewelry earring-brooch. : en es
  • FR953859A - Direction-finding fixtures usable in conjunction with so-called radar systems : en fr
  • FR953979A - Process for manufacturing tubular electric heating elements, device for implementing this process, and products obtained : en fr
  • ES189945A3 - A NEW PROCEDURE FOR THE MANUFACTURE OF ACETONE BASED ON ACETYLENE : en es
  • ES20352Y - Rubber boot type, molded in one piece, without fabric frame. : en es
  • FR953995A - Enhancements to ID card protectors and wallets with these features : en fr
  • BE492197A - : en
  • US2491098A - Polar biased relay : en
  • GB633336A - Apparatus for the combustion of combustible and vaporizable substances : en
  • FR954020A - Improvements made to bumpers for road vehicles, in particular those for passenger cars : en fr
  • GB633178A - Vitreous enamels and compositions for use in the preparation of the same : en
  • GB633235A - Improvements in or relating to emergency release gear for locked parts of aircraft : en
  • GB633302A - Improvements in and relating to arm-chairs : en
  • DE825386C - Quick release fastener for clothes etc. : de en
  • DK70335C - Flange beam of wood. : da en
  • CA461766A - Manufacture of furfural and fertilizer : en fr
  • FR954044A - Method of building walls in prefabricated elements : en fr
  • GB633328A - Improvements relating to the treatment of gas retorts : en
  • GB633209A - Coffee brewer : en
  • GB633215A - Azo pigments : en
  • ES20351Y - Roller shutter, perfected. : en es
  • ES21348U - Corkscrew and extractor plugs called crown. (Machine-translation by Google Translate, not legally binding) : en es
  • GB633204A - Packets for sewing needles or the like : en
  • GB633083A - Improvements in automatic lubricators : en
  • GR12279B - AUTOMATIC ELECTRICAL PROPERTY MACHINE FOR PROPERTY AGAINST PERFORMANCES AND BREAKDOWN OF DOORS, WINDOWS, LIGHTING, WALLS ETC. : el en
  • US2491018A - Method and apparatus for producing motion pictures in color : en
  • GB633357A - Improvements in and relating to pneumatic tyre-valves : en
  • CA461777A - Protective assembly for flatwork ironer rolls : en fr
  • CH265445A - Inclined pier dam with a counter-arch on the water side. : de en
  • CH265464A - Deck chair. : de en
  • CH265739A - Process for the preparation of a water-soluble dye of the naphthoquinone series. : de en
  • AU146377B2 - Improvements in or relating to washing machines for dishes, clothes andthe like : en
  • US2490825A - Electrically conducting refractory compositions : en
  • CH265489A - Spool of thread. : de en
  • AU146653B2 - Automatic ballast feed : en
  • US2491013A - Gas holder : en
  • FR953735A - Method of establishing contact between solids and gases : en fr
  • CA461716A - Method and apparatus for filling containers : en fr
  • BE492482A - : en fr
  • CH265720A - Process for the preparation of a copper-compatible polyazo dye. : de en
  • CH265753A - Process for the preparation of a basic ether of a p-substituted benzhydrol. : de en
  • US2490896A - Power lawn mower : en
  • US2491065A - Process for producing ascorbic acid from 2-keto-levo-gulonic acid or its derivatives : en
  • US2491210A - Tube furnace for producing metal : en
  • US2490973A - Dehydrohalogenation : en
  • US2491333A - Hitch : en
  • CH265718A - Process for making alloxan. : de en
  • US2490780A - Para-aminobenzamides, acid addition salts thereof, and their production : en
  • US2491244A - Signal receiving and transmitting apparatus : en
  • USD156444S - Combination tombstone and grave marker : en
  • CH265473A - Drinks dispenser. : de en
  • CA461789A - Telephone system : en fr
  • US2491367A - Pusher mechanism for matrix assemblers : en
  • CA461749A - Grinding mill : en fr
  • AU142227B2 - Improvements in or relating to fastening means for shirts or like garments : en
  • CA461750A - Indicator : en fr
  • CH265497A - Foldable set including an ironing board and a jeannette. : en fr
  • US2491178A - Arc lamp : en
  • FR953730A - A method of applying a gas-absorbing substance inside a discharge tube and tube thus obtained : en fr
  • CA461797A - Grubber : en fr
  • GB633271A - Thread-trimming mechanisms for sewing machines : en
  • GB633080A - Improvements relating to adjustable louvre shutters : en
  • GB633109A - Improvements in and relating to ice chests and the like : en
  • US2491027A - Apparatus for preparing printing plates : en
  • US2491215A - Phonographic apparatus : en
  • CH265597A - Machine for machining by abrasion of hard objects, in particular lenses. : en fr
  • FR953847A - Improvements to cameras : en fr
  • FR953866A - Cleaning process for cylindrical combs in combing machines : en fr
  • FR953940A - Process for the manufacture of nu-alkyl and nu-aralkyl derivatives of oxazolidine-2: 4-diones and products obtained by this process : en fr
  • GB633263A - Improvements in or relating to sporting bats : en
  • FR953809A - Stereoscope : en fr
  • CH265548A - Device for measuring distances and locating by means of radio waves. : en fr
  • ES21375U - Inlaid container. (Machine-translation by Google Translate, not legally binding) : en es
  • ES189979A1 - CONTINUOUS DISTILLER OF GRAPE ORUJOS : en es
  • FR953785A - Control device for phonographs and other similar apparatus : en fr
  • FR953926A - tubular elastic elements and their modes of attachment and coupling to hooks or end fittings : en fr
  • US2490872A - Article feeding apparatus : en
  • US2491006A - Method of conditioning foundry sand : en
  • CA461769A - Production of dibasic acids : en fr
  • CH265599A - Spoke wrench. : de en
  • GB633119A - Improvements in and relating to methods of recovering silver from residues containing the same : en
  • ES21362U - Protector for packs. (Machine-translation by Google Translate, not legally binding) : en es
  • NL54468C - : en
  • US2491292A - Chenille making machine : en
  • DK70337C - Electrolytic container for polarographic analysis. : da en
  • GB633228A - Improvements in or relating to table games : en
  • GB633244A - Improvements in or relating to hair winding apparatus : en
  • ES188856A1 - IMPROVEMENTS IN DOMESTIC COOLERS : en es
  • US2491073A - Pallet skid : en
  • GB633344A - Improvements in or relating to rod or tube joints : en
  • AU3033849A - Automatic ballast feed : en
  • CA461720A - Manufacture of organic nitrosyl chloride addition products : en fr
  • CH265688A - Utility pack from which non-textile cloths can be removed. : de en
  • FR953844A - Improvements to electric motors and generators : en fr
  • ES189965A1 - IMPROVEMENTS INTRODUCED TO TOOLS THAT WORK FORCED TURNS, ESPECIALLY APPLICABLE TO SCREWDRIVERS, NUT WRENCHES AND DEFAULTS : en es
  • FR954001A - Improvements to railway vehicles : en fr
  • AU2439448A - Improvements in or relating to regulating systems for electric motors : en
  • GB633158A - Improvements in or relating to photographic sensitising dyes and intermediates : en
  • DK70323C - Mixing coupling for screen grid modulation and mixing tube for the coupling. : da en
  • GB633074A - Improvements in and relating to frequency dividing apparatus : en
  • FR953860A - Direction-finding receivers : en fr
  • GB633146A - An improved process for the production of a high-strength porous and fibrous building and insulating material : en
  • GB633329A - Improvements in and relating to the treatment of gas retorts : en
  • FR953696A - Electron tubes for very high frequencies : en fr
  • AU147707B2 - Process forthe manufacture of composite structural members, and members produced thereby : en
  • US2491268A - Can end feeding means : en
  • CA461790A - Cavity resonator : en fr
  • CH265565A - Slide show machine. : de en
  • ES21397U - Cartridge for signals (Machine-translation by Google Translate, not legally binding) : en es
  • ES21436U - Sommier constituted by crossbows (Machine-translation by Google Translate, not legally binding) : en es
  • GB633266A - Process for the manufacture of 5,6,7,8-tetrahydroisoquinoline : en
  • FR953659A - Microwave electron tube : en fr
  • FR953743A - Method and installation for paging or other applications : en fr
  • US2491273A - Drilling apparatus : en
  • DK70332C - Seating that can be converted into reclining furniture. : da en
  • GR12276B - ELECTRIC OIL RADIATOR WITHOUT INSURANCE COMPONENTS. : el en
  • ES21439U - Closing of bottles and other containers based on the so-called crown caps. (Machine-translation by Google Translate, not legally binding) : en es
  • US2491070A - Closure retaining means : en
  • FR953897A - : fr
  • GB633176A - Improvements in and relating to the production of aromatic aldehydes : en
  • FR953777A - Manufacturing process for ozonated emulsions and new industrial products resulting therefrom : en fr
  • FR953818A - Improvements to door locks : en fr
  • GB633089A - Die or tap holder : en
  • CA461709A - Toy gun : en fr
  • CA461767A - Electron microspectroscope : en fr
  • CH265740A - Process for the preparation of a water-soluble dye of the naphthoquinone series. : de en
  • FR953895A - Manufacturing process of piezoelectric crystal mounts : en fr
  • ES188586A1 - INDEPENDENT SUSPENSION OF WHEELS GUIDED BY TWO STEERING RODS, ESPECIALLY OF THE GUIDING WHEELS OF AUTOMOTIVE VEHICLES : en es
  • ES21410U - Flexible and removable double-use rattle. (Machine-translation by Google Translate, not legally binding) : en es
  • GB633182A - Fluid piping systems : en
  • ES21445U - Indicator device applicable to automobiles. (Machine-translation by Google Translate, not legally binding) : en es
  • FR953970A - Device for assembling by hand printed leaflets for brochures and the like : en fr
  • GB633305A - Improvements in cable-forming machines : en
  • FR953946A - Adhesive : en fr
  • FR953936A - Automatic control system for electric heaters, for all applications, in particular for cooking appliances : en fr
  • US2491283A - Short wheel base tractor : en
  • CH265710A - Process for the preparation of a derivative of 4-methyl-7- (ethyl-benzyl-amino) -coumarins. : de en
  • US2491235A - Procedure for production of cabled coaxial pairs : en
  • US2491171A - Waiting call indicating device for semiautomatic telephone systems : en
  • US2491260A - Pitch control mechanism for helicopters : en
  • FR954009A - Maneuvering device for hydraulic control : en fr
  • ES21408U - Improved cigarette case. (Machine-translation by Google Translate, not legally binding) : en es
  • US2490822A - Vehicle wheel cover : en
  • US2491129A - Grip claw hammer : en
  • USD156407S - Combined billfold, purse, and cardcase : en
  • US2491339A - Magnetic sine bar : en
  • US2491439A - Controlling device for the accumulator rolls of beam warpers : en
  • CH265733A - Process for the production of a vat dye. : de en
  • CH265736A - Process for the production of a vat dye. : de en
  • US2491088A - Thermal-magnetic circuit breaker : en
  • FR953964A - Electro-mechanical device for maneuvering and engaging railroad switches and signals : en fr
  • CH265511A - Machine for making biscuits. : de en
  • US2491111A - Apparatus for graphing the elasticity of bows : en
  • US2491137A - Eye protector : en
  • USD156415S - Frozen food storage and display cabinet : en
  • USD156423S - Brooch ob similar article : en
  • ES190001A1 - A PROCEDURE FOR MANUFACTURING JOINTS FOR ENGINES AND OTHER UNIONS : en es
  • GB633343A - Improvements in or relating to process of purifying glycerine containing ionizable impurities : en
  • GB633377A - Improvements in or relating to flexible tubes : en
  • CA461701A - Drinking straw dispenser : en fr
  • CH265502A - Zipper. : de en
  • CH265484A - Winding machine with a thread tensioning device. : de en
  • CH265605A - Ribbon with articulated elements. : en fr
  • US2491242A - Ophthalmic telebinocular with ortho trainer : en
  • US2491033A - Process for preparing magnesium oxide and hydroxide : en
  • US2490980A - Food cutting and pressing machine : en
  • US2491058A - Root rake : en
  • CH265715A - Process for the preparation of a new derivative of 4-methyl-7-amino-coumarin. : de en
  • US2491144A - Pressure cooker cover construction : en
  • US2491077A - Clothes hanger : en
  • US2491230A - Pump : en
  • CH265433A - Spray pump with pump tube. : de en
  • AU148317B2 - Improvements relating to dynamo electric machines and particularly to stators thereof and methods of making same : en
  • CH265514A - Process for preparing diphenylacetonitrile. : en fr
  • CH265554A - Apparatus for modifying the physical state of matter. : en fr
  • CH265704A - Electric locomotive automatic control equipment. : en fr
  • AU2495048A - Improved means forthe protection of Xray tubes against overheating : en
  • US2491392A - Multiple seat releasing and circulating overshot : en
  • USD156424S - Brooch ob similar article : en
  • US2491105A - Refrigerating apparatus : en
  • US2490873A - Fluid lens construction : en
  • US2491313A - Gearing : en
  • ES21393U - Filter element. (Machine-translation by Google Translate, not legally binding) : en es
  • FR954000A - Heating stove : en fr
  • GB633294A - Improvements relating to electrical capacitors : en
  • DK70339C - Support and control device for self-binding mowing machine frame frame. : da en
  • GB633307A - Improvements in cylinder head construction for an overhead valve internal combustionengine : en
  • GB633326A - Combination article of furniture and bed : en
  • US2491274A - Tongue cleaning device : en
  • FR954015A - counter-current heat exchanger : en fr
  • CH265627A - Gas turbine. : de en
  • US2490856A - Bobby pin : en
  • US2490899A - Apparatus for determining the phase relation of sinusoidal electric signals : en
  • AU141400B2 - Improvements in hose and like couplings : en
  • CH265516A - Process for the preparation of 4-amino-2-oxy-benzoic acid. : de en
  • CH265631A - Control device operated by a flowing medium, in particular on condensation vessels. : de en
  • ES190224A1 - A NEW SOUND MAGNETIC RECORD SYSTEM IN STAINLESS STEEL WIRE : en es
  • CA461773A - Process and apparatus for handling fluent solids : en fr
  • CH265667A - Process for the preparation of 4-amino-2-oxy-benzoic acid esters. : de en
  • US2491327A - Tire spreader and support : en
  • US2490895A - High-frequency vibrator : en
  • CH265526A - Binding device intended for the classification of removable perforated sheets. : en fr
  • US2490781A - Method and apparatus for preparing and utilizing sheet material for packaging purposes : en
  • US2491428A - Electrical timing circuits : en
  • US2490785A - Liquid contact tilt indicating switch : en
  • CA461695A - Wire lock animal snare : en fr
  • GB633332A - Improvements in or relating to methods of sizing paper, and the sized paper resulting therefrom : en
  • ES21421U - Support for tape or similar reels. (Machine-translation by Google Translate, not legally binding) : en es
  • CA461694A - Combined truck and elevator : en fr
  • US2491245A - Means for mechanical removal of dung : en
  • US2491413A - Welding controller : en
  • CH265474A - Device for attaching brooms, brushes, scrubbers and the like to a handle. : de en
  • CH265674A - Telegraph device of the "start-stop" type. : en fr
  • US2490876A - Marking buoy : en
  • AU148024B2 - Method and arrangements in connection with absorption refrigeration apparatus operating with inert gas : en
  • US2491246A - Doorstop : en
  • US2491289A - Shirt folding unit : en
  • DK70320C - Matrix adjustment mechanism for a single type of molding and setting machine. : da en
  • ES21193U - Adjustable device for hair cutting, operated by the user (Machine-translation by Google Translate, not legally binding) : en es
  • FR953955A - Electrically operated number indicators : en fr
  • CH265658A - Device for creating a variable flame output of oil burners, in particular industrial and central heating oil burners, with the amount of air that changes automatically with the amount of fuel. : de en
  • CH265709A - Process for the preparation of a derivative of 4-methyl-7-benzylamino-coumarin. : de en
  • US2490963A - Relay : en
  • CH265441A - Elevator stairs on a building floor. : de en
  • US2491170A - Inspection light : en
  • CH265488A - Darning frame. : de en
  • US2491136A - Maxillodental measuring instrument : en
  • AU2491948A - Improved flint lighter : en
  • CA461728A - Air-deodorizing composition : en fr
  • CH265652A - Emitting electrode for an electronic discharge device. : en fr
  • AU145608B2 - Appliance for grinding the contact points fo contact-breakers : en
  • AU3038049A - Closure device for containers, such as bottles, tubes, cans andthe like : en
  • AU143251B2 - An improved pressure reducing valve : en
  • AU3036049A - Mounting arrangement for television pickup tubes : en
  • CH265591A - Process for the heat treatment of metal articles. : en fr
  • ES189976A1 - AN AUTOMATIC TEMPERATURE REGULATOR AND ECONOMIZER OF ELECTRIC FLUID, CONNECTABLE TO ALL KINDS OF HEAT AND COLD PRODUCTION MECHANISMS : en es
  • US2490986A - Process of producing oxygen : en
  • CH265692A - Folding trolley. : en fr
  • US2490786A - Cathode for electron discharge devices : en
  • US2490814A - Chest fastener unit : en
  • US2490860A - Vehicle scale : en
  • FR953927A - Improvements to engraving and decoration on single glasses or combined with superimposed mirrors : en fr
  • GB633170A - Switch device for change-speed control : en
  • US2491208A - Grubber : en
  • AU3046049A - Improvements in or relating to pneumatic dashpots : en
  • GR12277B - ENTERTAINMENT GAME. : el en
  • FR954018A - Process for natural hair waving : en fr
  • CH265684A - Reflector. : de en
  • USD156470S - Textile fabric : en
  • US2490862A - Release latch for buckles : en
  • US2491135A - Contacting fluid solids with gases : en
  • GB633396A - Improvements in or relating to electromagnetic switches : en
  • GB633388A - Power transmission mechanism for motor vehicles : en
  • US2491010A - Electric switch having electromagnetic arc extinguishing means : en
  • US2491196A - Ensilage harvester : en
  • AU146757B2 - Improvements in or relating to cupboards or shelf structures provided with movable shelves, especially shelf structures for storerooms : en
  • AU147705B2 - Stabilisers for synthetic chlorine-containing polymeric compounds : en
  • CH265562A - Microscope. : en fr
  • USD156410S - Denslow table : en
  • US2491236A - Harvester thresher with pivoted platform and auger feed : en
  • US2491162A - Battery filler plug : en
  • GB633265A - Improvements in steam boiling apparatus : en
  • ES190036A1 - IMPROVEMENTS IN SEPARATING BEETING CUTTERS OR ANALOGUE PLATES : en es
  • FR953699A - Apparatus for the production of coaxial cables : en fr
  • CA461780A - Process for producing ethyl derivatives of aromatic hydrocarbons : en fr
  • AU3039749A - Potato peeling glove or gloves : en
  • US2490893A - Combined plow point and clearance gauge : en
  • FR953938A - Improvements to taps for all liquids : en fr
  • CH265475A - Vascular closure. : de en
  • GB633220A - Improvements in or relating to power-measuring arrangements for high frequency electrical oscillations : en
  • FR953989A - Double constant velocity cardan joint : en fr
  • IE19521L - Electric discharge tubes : en
  • US2491261A - Power operated hatch cover : en
  • CH265610A - Bolt with nut and with nut locking device. : en it
  • US2490909A - Control system for trolley switches : en
  • AU3045449A - Electron discharge device ofthe beam deflection type : en
  • ES21423U - Stopper for perfumery packaging and similar products. (Machine-translation by Google Translate, not legally binding) : en es
  • GB633207A - A new or improved machine for removing or removing and dispersing growing vegetation : en
  • FR953992A - Cathode improvements for vacuum tubes : en fr
  • ES190015A3 - A FEW IMPROVEMENTS IN THE PHOTO EXTENDERS : en es
  • FR953923A - Improvement in electrocardiographic procedures and devices : en fr
  • GB633127A - Improvements in electrical measuring apparatus : en
  • US2491287A - Fungistatic plastics : en
  • US2491397A - Stabilization of organic peroxides : en
  • US2490968A - Ultra high frequency transmitter : en
  • US2491296A - Puzzle sticks : en
  • ES188863A1 - CONSTRUCTION PROCEDURE : en es
  • ES188877A1 - A PROCEDURE WITH ITS CORRESPONDING DEVICES TO MANUFACTURE PRESSURE CARS WITH OR WITHOUT METAL SPRINGS, BASED ON PRESSED INJECTED PLASTIC MATERIAL : en es
  • ES189342A3 - A PROCEDURE FOR PREPARING RAYON FOLDERS : en es
  • USD156413S - Combined pencil and pen point protector and clip : en
  • US2490794A - Photographic method and apparatus : en
  • US2491318A - Wheel truck : en
  • US2491368A - Moisture control means for duplicating machines : en
  • CA461737A - Phonograph turntable drive : en fr
  • CH265693A - Speed change gear with synchronizing device. : de en
  • GB633278A - Improvements in or relating to criss-cross curtain assemblies : en
  • ES188721A1 - A THERMAL INSTALLATION OF DRIVING FORCE : en es
  • GB633375A - Improvements in and relating to control apparatus including saturable reactors : en
  • US2491000A - Apparatus for cooling the exhaust end of combustion tubes : en
  • ES21447U - Curling iron for the hair (Machine-translation by Google Translate, not legally binding) : en es
  • US2491389A - Apparatus for measuring the viscosity of a liquid in a tank : en
  • US2490867A - Bed board : en
  • US2491003A - Centrifugal clutch : en
  • CH265428A - Dish for dog. : en fr
  • US2490803A - Spinning machine : en
  • CH265716A - Process for the production of a new chemical compound. : de en
  • FR953898A - Powder compact : en fr
  • ES188818A1 - A HOT GAS PLUNGER MACHINE CONTAINING A REGULATING DEVICE FOR THE AMOUNT OF ACTIVE FLUID : en es
  • ES188588A1 - ELASTIC SUSPENSION OF AXIS SUPPORT : en es
  • ES188595A1 - INDEPENDENT SUSPENSION OF THE WHEELS, ESPECIALLY OF THE ADJUSTABLE FRONT WHEELS OF AUTOMOTIVE VEHICLES : en es
  • FR953840A - High frequency electric oscillators : en fr
  • GB633087A - Improvements in or relating to pneumatic couplings : en
  • FR953952A - Electronic tube tester : en fr
  • FR954026A - Machine for filling boxes with pulp or the like : en fr
  • GB633131A - Improvements in automatic totalizing targets : en
  • AU143406B2 - Improvements in or relating to internal combustion engines operated onthe two-stroke cycle : en
  • CH265566A - Sign added for indicator dial and manufacturing process of this sign. : en fr
  • CH265748A - Hydraulic press. : de en
  • US2491062A - Motorcycle carrier attachment : en
  • US2491410A - Graphite-free titanium carbide and method of making same : en
  • AU3036649A - Improvements in or relating to copying machines : en
  • US2490848A - Apparatus for simultaneously grinding a plurality of like knife elements : en
  • GB633174A - Tool for the repair of roller chains : en
  • CH265483A - Storage device for spinning and twisting spindles. : de en
  • GB633093A - Improvements in the production of dull lacquer finishes : en
  • US2490918A - Apparatus for use in transmitting angular movement : en
  • US2491343A - Injection-molding machine : en
  • ES21386U - Tensioner model for connections. (Machine-translation by Google Translate, not legally binding) : en es
  • ES21406U - Stove-stove perfected. (Machine-translation by Google Translate, not legally binding) : en es
  • FR953910A - Beet cultivator : en fr
  • GB633210A - Machine for recovering essential oil from the rind of citrus fruit : en
  • GB633154A - An improved aluminium base alloy : en
  • CA461724A - Power plant : en fr
  • AU3044249A - Improvements in or relating to magnetic recording sheet material and method of making thesame : en
  • CH265645A - A circuit breaker closing and opening control mechanism. : en fr
  • AU3033949A - Improvements in or relating to apparatus for delivering measured quantities of substances : en
  • ES190028A3 - A PROCEDURE AND APPARATUS FOR OBTAINING PERMANENT WAVES : en es
  • AU139845B2 - An improved trailer coupling : en
  • AU143250B2 - Sheetmetal roller cage : en
  • ES190003A1 - NEW FORMWORK PROCESS FOR THE CONSTRUCTION OF WALLS AND FILLING PARTS : en es
  • US2491190A - Apparatus for analyzing waves : en
  • USD156429S - Brooch or similar article : en
  • USD156467S - Electric frankfurter cooker : en
  • CH265507A - Closing device for the gap between the foot and the upper edge of the shoe. : de en
  • CH265527A - Process for the multicolored printing of tubes by rotary printing and tube printing machine for carrying out this process. : de en
  • US2491038A - Yarn-advancing reel : en
  • US2491226A - Machine for sealing filled bags : en
  • DK70331C - Clothes rack for mounting on a wall. : da en
  • US2490868A - Eyeglass frame construction : en
  • CH265434A - Prestressed, reinforced component. : de en
  • CH265640A - Metal capsule. : en fr
  • CH265669A - Apparatus for generating air containing ozone. : de en
  • CH265722A - Process for the preparation of a copper-compatible polyazo dye. : de en
  • CA461747A - Piston : en fr
  • CH265695A - Car. : en it
  • CH265546A - Control ruler of a flat surface. : en fr
  • CH265584A - Process for achieving a pliable and resilient surface layer on rigid bodies made of material that can be deformed without cutting, and bodies produced by the process. : de en
  • US2491026A - Air circulating fan : en
  • AU3033149A - Improvements in or relating to feed mechanism for feeding pallets and like articles ina row along a guideway, and to machines particularly tile-making and like machines, incorporating the feed mechanism : en
  • CH265532A - Apparatus for reproducing writings, drawings and the like. : en it
  • US2491350A - Preparation of purified polyesters : en
  • ES21426U - Template for shoes equipped with aeration device. (Machine-translation by Google Translate, not legally binding) : en es
  • CH265713A - Process for the preparation of a new derivative of 4-methyl-7-amino-coumarin. : de en
  • AU147835B2 - Filters : en
  • BE492318A - Prefabricated building elements, their manufacturing process and constructions made with these elements : en fr
  • CH265501A - Device for releasably attaching welding reeds to items of clothing. : de en
  • ES188709A3 - A PROCEDURE FOR OBTAINING A COATING LAYER FOR TECHNICAL PURPOSES OR FINISHING AND DECORATION : en es
  • CH265550A - Arrangement for defining a control level with the same signal amplitude for navigation purposes. : de en
  • CH265647A - Process for the production of the semiconducting, predominantly silicon-based crystal of a crystal rectifier. : de en
  • AU142882B2 - Anew or improved golf bag carrier : en
  • BE492427A - : en
  • FR953871A - Refrigeration of water in internal combustion engines using industrial refrigeration equipment : en fr
  • FR953902A - Improvements to machines with full revolution clutch : en fr
  • FR953959A - Vehicle : en fr
  • CH265660A - A method of manufacturing an artificial tooth and a tooth made by this method. : en fr
  • CH265596A - Process for smoothing and polishing surfaces, in particular optical surfaces and device for carrying out this process. : en fr
  • ES189366A1 - IMPROVEMENTS IN THE MANUFACTURE OF FLEXIBLE FLEXIBLE ELEMENTS : en es
  • GB633110A - Protector or guard for the heating elements of electric fires : en
  • DK70355C - Wrench. : da en
  • US2491116A - Friedel-crafts type catalyst complexes and their preparation : en
  • ES21402U - Improved cigarette case. (Machine-translation by Google Translate, not legally binding) : en es
  • FR953666A - Improvement of protein matter : en fr
  • FR953756A - Improvement in carburetors or atomizers for liquid fuels : en fr
  • GB633335A - Bituminous material : en
  • GB633200A - Improvements in and relating to the stretcher bars of railway switches : en
  • DK70345C - Wheel suspension device for vehicles. : da en
  • US2490948A - Head lamp construction for right and left hand turns and directional signal system with circuits and control mechanism therefor : en
  • FR953911A - Tool holders for machine tools such as carriage and turret lathes : en fr
  • FR953962A - Process for the production of acidic sulfuric esters of oxalkylamines : en fr
  • CH265451A - Rotary mounting device, intended in particular, but not exclusively, for doors and windows. : en fr
  • GB633231A - Anti-theft rotor and rotor arm for motor vehicles driven by internal combustion engines using an electrical ignition system : en
  • GB633400A - Improvements in or relating to h.f. heating apparatus : en
  • FR953852A - Rotary internal combustion engine : en fr
  • FR953951A - Remote control receiver device : en fr
  • DK70350C - Door lock with a handle, the movement of which is transmitted to the fall of the lock by means of gears and racks. : da en
  • ES189992A2 - IMPROVEMENTS MADE IN THE OBJECT OF MAIN PATENT NUMBER 186276 : en es
  • ES190227A1 - A PROCEDURE FOR THE MANUFACTURE OF CORK AGGLOMERATES : en es
  • FR953982A - Method for fixing the bottom of receptacles in non-rigid material and equipment for its implementation : en fr
  • GB633081A - Improvements in or relating to cathode-ray oscillograph apparatus : en
  • GB633151A - Improvements in and relating to methods of preparing 2-ethyldibenzofuran : en
  • GB633254A - Improvements in or relating to mineral-cutting and loading machines : en
  • GB633345A - Improved method of constructing scaffolding : en
  • US2490970A - Apparatus for mechanically displacing a microscope specimen support or the like : en
  • FR953662A - Manufacturing process for bedbugs : en fr
  • GB633251A - Improvements in or relating to representations for display and decoration : en
  • US2491093A - Lens mount : en
  • US2491310A - Retaining ring : en
  • GB633175A - Antibiotic preparations and process for obtaining the same : en
  • GB633250A - Improvements relating to secondary surface heat exchangers : en
  • ES189936A3 - A LOCKING SYSTEM FOR INJECTION STAMPING MACHINES : en es
  • FR953846A - Improved devices for moving and immobilizing road-rail trailers, containers, on their transport wagons : en fr
  • FR953945A - Improvements to detergent compositions : en fr
  • AU3035749A - Stabilisers for synthetic chlorine-containing polymeric compounds : en
  • FR953719A - Variable flow pump stroke variation device : en fr
  • FR953734A - Coating alloy : en fr
  • US2491462A - Gas turbine driven air conditioning : en
  • USD156451S - Piano case : en
  • FR953939A - Ceiling light for motor vehicles or others : en fr
  • CA461804A - Aircraft trainer for aerial gunners : en fr
  • ES21429U - Adjustable separator for surgical purposes. (Machine-translation by Google Translate, not legally binding) : en es
  • GB633218A - Improvements in or relating to gas meters : en
  • GB633358A - Improvements in machine for casing-in books : en
  • GB633289A - Improvements relating to thermostatic switches : en
  • CA461802A - Convertible ladder : en fr
  • AU148933B2 - Demand valve control mechanism : en
  • GB633167A - Improvements in or relating to an audiometer : en
  • GB633172A - Improvements in or relating to book constructions : en
  • GB633188A - Improvements in and relating to lubricating oil compositions : en
  • ES20356Y - Non-spillable bottle. : en es
  • FR953827A - Facsimile reproduction system and apparatus : en fr
  • GB633164A - Improvements in or relating to fluid pressure power transmission systems : en
  • ES189931A1 - A DEVICE TO MECHANICALLY ACHIEVE THE CHANGE OF SPINDLES IN THE CONTINUOUS SPINNING AND SIMILAR MACHINES : en es
  • US2491192A - Sealed heat ray detector : en
  • US2490927A - Condensation products of resorcinol and formaldehyde : en
  • US2490865A - Bar for stringed instruments : en
  • ES189690A1 - PROCEDURE FOR THE TRANSFORMATION OF ALL CLASS OF ANIMAL SKINS BY OTHER OF DIFFERENT SPECIES OR CLASS : en es
  • ES21438U - Template for variable striped layout. (Machine-translation by Google Translate, not legally binding) : en es
  • DK70342C - Drinking vessels for fur cages. : da en
  • ES20303Y - Container for stockings. : en es
  • ES20363Y - Articulated insert reinforcement for the preservation of the sole of the footwear made from hemp and esparto. : en es
  • GB633137A - Separation of gaseous and gas-and-vapour mixtures : en
  • US2490837A - Wire laying device and method : en
  • US2491348A - Induction heating conveyer system : en
  • ES189967A1 - AN APPARATUS WITHOUT VALVES, DESTINED TO THE SUCTION DUCT OF A WATER PUMP OR OTHER LIQUIDS : en es
  • FR953675A - Movable cam device for lifting devices : en fr
  • GB633313A - Improvements in or relating to suitcases, travelling and like cases : en
  • GB633255A - Improvements in or relating to apparatus for distributing and spreading manure and other fertilisers on the ground : en
  • GB633274A - Improvements in or relating to cigarette ash trays : en
  • US2490824A - Stock watering trough : en
  • US2491379A - Seat post cluster structure for bicycles : en
  • US2491103A - Clock : en
  • US2491330A - Adjustable radius rule : en
  • FR953965A - Multi-channel telemetry device applicable in particular to remote control of the instrument panel of an airplane : en fr
  • US2491355A - Hydraulic valve control mechanism : en
  • USD156398S - Adler dress : en
  • FR953896A - Track for toy railways and similar vehicles : en fr
  • US2491108A - Safety control system for fuel burners : en
  • US2491243A - Electric braking means for producing a fast stop in phonograph motors : en
  • ES190315A3 - A PROCEDURE FOR THE MANUFACTURE OF 2-OXY-3-NAPHTHOIC ACID : en es
  • US2491311A - Collapsible ironing board : en
  • ES20613U - Interchangeable curtain of suspended articulated strips. (Machine-translation by Google Translate, not legally binding) : en es
  • GB633150A - Improvements in and relating to press plates for steaming and pressing machines : en
  • US2491154A - Adjustable back rest : en
  • AU3037649A - Improvements in or relating to sliders for sliding clasp fasteners : en
  • US2491338A - Protective switch device : en
  • ES189192A1 - A CONSTRUCTION OF PARKING FOR VEHICLES OF ANY KIND : en es
  • FR953654A - Electron tubes and resonant structures for very high frequencies : en fr
  • CH265690A - Device for lifting and moving bottles. : de en
  • CH265699A - Support for bicycles to be placed within the road surface. : en it
  • DK70318C - Process for the preparation of 2-amino-6-oxy-8-pteridyl-aldehyde. : da en
  • GB633283A - Improvements relating to abrasive devices : en
  • US2490901A - Fastening-inserting machine : en
  • CH265681A - Electric transmission installation. : en fr
  • US2491404A - Educational toy : en
  • BE492475A - : en
  • CH265668A - Process for sterilizing objects, in particular cups, glasses, spoons, surgical instruments, and device for carrying out this process. : en fr
  • NL64877C - : en
  • US2490818A - Cast-iron pipe : en
  • US2491130A - Flushing tank and valve : en
  • CA461713A - Y-control for toy aeroplanes : en fr
  • AU2490548A - Improvements in or relating to fastening means for shirts or like garments : en
  • CH265454A - Door fitted with a door closer. : en fr
  • CH265670A - Apparatus for heating liquids. : de en
  • BE492232A - : en
  • CH265641A - Electrical installation of control and remote control by single conductor. : en fr
  • US2491083A - Picking mechanism and picker stick therefor : en
  • FR953913A - Hollow-charge armor-piercing projectile : en fr
  • GB633180A - Improved means for handling bricks, hollow blocks and the like : en
  • US2491248A - V-belt transmission : en
  • FR953657A - Resinous compositions based on semi-esters formed by condensing alpha-unsaturated polycarboxyl acids, with hydroxylated fatty oils which have undergone decarboxylation : en fr
  • GB633140A - Improvements relating to photographic reflex cameras : en
  • GB633310A - An improved alloy : en
  • CH265444A - Process for the production of a reinforced concrete tank for fuels, mineral oil, hydrocarbons, as well as for food, luxury goods and medicinal products. : de en
  • AU141710B2 - Improvements in or relating to plate and like carrier devices : en
  • GB633353A - Processes in which an alpha, beta-unsaturated ketone is caused to act upon another material under conditions such that inversion of the alpha, beta-unsaturated ketone is a competing reaction : en
  • US2491054A - Lubricating grease : en
  • ES21174U - Charter for commercial security convertible into envelope. (Machine-translation by Google Translate, not legally binding) : en es
  • BE492345A - Etherification of vinyl phenol polymers and copolymers : en fr
  • US2490819A - Making laminated lumber : en
  • US2491271A - Greenhouse bench : en
  • FR953906A - Improvement in construction coverage : en fr
  • US2490864A - Method of manufacturing interlocking members for sliding clasp fasteners : en
  • US2491314A - Turbogenerator cooling system : en
  • CH265452A - Device for limiting the opening movement of windows. : de en
  • US2490916A - Flexible-reversible footwear with hidden seams : en
  • US2491076A - Propulsion of cycles : en
  • US2491213A - Tube closure : en
  • US2491238A - Heat-treating iron steel body : en
  • CH265685A - Process for making and filling packaging, and machine for carrying out the process. : en fr
  • US2490976A - Method of making airfoils, helicopter blades, leading edges, and the like : en
  • US2491294A - Alarm set and stop mechanism : en
  • AU143030B2 - Improvements in or relating to regulating systems for electric motors : en
  • DK70319C - Process for the preparation of the piperidinoethanol ester of di-n-butylacetic acid. : da en
  • CA461721A - Production of low viscosity resin solution : en fr
  • US2491168A - Push-button control head : en
  • CH265538A - Ski binding. : de en
  • AU3043049A - Improvements in or relating toan annealing tray : en
  • CH265533A - Apparatus for the reproduction of writings, drawings and the like. : en it
  • AU3033749A - Ballast temping machines for railways : en
  • ES190410A1 - IMPROVEMENTS INTRODUCED IN THE SYSTEM OF COVERING WITH PLASTIC MATERIAL THE ROLLERS USED IN THE TEXTILE INDUSTRY FOR THE STRETCHING AND TWISTING OF FIBERS : en es
  • FR953677A - Advanced speaker diffuser : en fr
  • AU3040749A - Improvements in or relating to conveyor systems : en
  • CH265520A - Process for preparing a new organosilicon resin. : en fr
  • CH265724A - Process for the preparation of a copper-compatible polyazo dye. : de en
  • AU3036549A - Appliance for grinding the contact points fo contact-breakers : en
  • US2491139A - Closure for cylindrical filter cases : en
  • CH265679A - Selector switch. : en fr
  • FR953651A - Enamelling process and articles obtained by this process : en fr
  • FR953836A - Improvements in ovens : en fr
  • FR953991A - Instrument for rapid star identification : en fr
  • GB633097A - Improvements in and relating to the production of side-chain chlorinated methyl naphthalenes : en
  • US2491288A - Padlock opener : en
  • US2491329A - Hydrokinetic brake : en
  • CA461742A - Apparatus for dispensing liquefied gases : en fr
  • CA461783A - Process for producing alkenylamines : en fr
  • AU147488B2 - Improvements inan antenna system : en
  • AU2487548A - Improved method of and means for separating threshed materials : en
  • AU3039549A - Improvements in vehicle brakes : en
  • FR954041A - Trailer for cycles, and in particular for motorcycles : en fr
  • FR953960A - Metrophotographic view restitution apparatus : en fr
  • NL65060C - : nl
  • US2491036A - Knockdown play pen for children : en
  • CA461776A - Flow meter : en fr
  • CH265490A - Motorized flat knitting machine. : de en
  • CH265598A - Dry shaver. : de en
  • FR953977A - Improvements in clutch and drive devices for light vehicles such as bicycles, mopeds, motorcycles and the like, driven by the friction of a roller on one of their wheels : en fr
  • GB633394A - Improvements in electromagnetic switches : en
  • AU146922B2 - Closure device for containers, such as bottles, tubes, cans andthe like : en
  • AU3042849A - Improvements in or relating to cupboards or shelf structures provided with movable shelves, especially shelf structures for storerooms : en
  • CH265430A - Fishing long cast reel. : de en
  • CH265561A - Calculating disc with graduations distributed over several circuits. : de en
  • CH265479A - Bacteriological retting process for textile plants. : en fr
  • US2491209A - Bubble cap assembly : en
  • US2491232A - Hitch construction for trailing grain receptacles : en
  • US2491306A - Retaining ring : en
  • US2491362A - Rail anchor : en
  • US2490883A - Needle threading appliance : en
  • CH265650A - Electric arc discharge device. : en fr
  • US2491223A - Baby bath : en
  • US2490849A - Roller skate : en
  • US2491021A - Steel for elevated temperature service : en
  • US2490935A - Staple remover : en
  • US2491303A - Catalytic conversion of hydrocarbon oil : en
  • US2491331A - Receiver for frequency-modulated waves : en
  • ES188522A1 - COMPLETE HUMAN FERTILIZER MANUFACTURING PROCEDURE : en es
  • GB633198A - Improved apparatus for supplying water to poultry cages and the like : en
  • GB633286A - Bearings for shafts : en
  • CH265701A - By lifting its load hook from the rope, the suspension hanger on a single cable car with a rope running continuously over rollers. : de en
  • US2491264A - Tablet box : en
  • US2491344A - Air brake : en
  • US2490832A - Can flange straightening machine : en
  • CH265664A - Process for the preparation of a new sulfanilamide derivative. : de en
  • ES189968A1 - IMPROVEMENTS IN WATER VACUUM PUMPS : en es
  • ES190140A1 - A MACHINE FOR WASHING CLOTHES : en es
  • FR953878A - Coupling plate for mounted implements, used in agriculture : en fr
  • GB633171A - Glass tube baking apparatus : en
  • CH265463A - Device formed of padding springs arranged in rows, method for its manufacture and tools for implementing this method. : en fr
  • CH265576A - Tapping attachment. : de en
  • FR953761A - Boiler with superheater : en fr
  • AU148318B2 - Improvements in froth flotation processes and frothing agents for use therein : en
  • CA461741A - Oxygen transfer regulator : en fr
  • CA461758A - High tension terminal : en fr
  • US2490936A - Electric controller stop motion for machines : en
  • USD156433S - Necklace or similar article : en
  • US2490784A - Bearing apparatus : en
  • CH265606A - Fibbia estensibile. : en fr it
  • CH265431A - Process for the preparation of 2,2-di- (4-methoxyphenyl) -1,1,1-trichloroethane. : de en
  • AU3039049A - Electrically-heated smoothing iron : en
  • ES189934A1 - A PERFECTION IN THE PERFORATING DEVICES OF THE METAL VESSELS OF THE REACTION FIRE EXTINGUISHING APPLIANCES : en es
  • GB633337A - Improvements in or relating to telephone receivers : en
  • FR953802A - Cattle feed : en fr
  • GB633264A - Improved means for loading coal mine tubs from main road conveyors : en
  • CA461729A - Preparation of insecticides containing 3,4-methylenedioxyphenyl radical : en fr
  • CA461786A - Wave transmission : en fr
  • CH265530A - Sheet delivery device on printing machines. : de en
  • US2491340A - Electrical control system : en
  • ES21420U - Protected reel for gummed paper, tape or threads. (Machine-translation by Google Translate, not legally binding) : en es
  • ES189340A3 - A TURBO-COMPRESSOR GROUP WITH ELEMENTS THAT ROTATE IN THE OPPOSITE DIRECTION : en es
  • US2491424A - Packaging apparatus : en
  • CA461705A - Heater : en fr
  • CH265541A - Freight elevator. : en fr
  • CH265646A - Automatic switch with a swivel joint on the trip-free device. : de en
  • CH265496A - Surfactant composition. : en fr
  • CH265517A - Process for producing a wax polish in a liquid or semi-solid state from hard waxes with a relatively high melting point. : de en
  • CH265518A - Process for the preparation of aqueous dispersions of polymers. : en fr
  • US2491222A - Corrosion inhibitor : en
  • USD156453S - Knee best : en
  • CH265635A - Recuperative heat exchanger. : de en
  • ES189927A3 - A PROCEDURE FOR RECOVERING SULFUR DIOXIDE FROM GASEOUS MIXTURES : en es
  • FR953762A - Instruments for dentist : en fr
  • FR953771A - Cooking utensil, calorie recovery : en fr
  • CH265719A - Process for making alloxan. : de en
  • US2491382A - Electric impulse generator : en
  • AU146017B2 - Improvements in or relating to permanent magnets : en
  • US2490796A - Artificial body member : en
  • US2491082A - Fountain pen : en
  • US2491402A - Hydraulic system : en
  • AU143123B2 - Process ior treating woodpulp to increase its brightness and strength : en
  • AU143202B2 - Improvements in flying controls for aircraft : en
  • CA461684A - Boat which can be quickly assembled and quickly taken to pieces : en fr
  • CA461730A - Fluid pressure motor : en fr
  • US2491212A - Sectional form for concrete wall construction : en
  • US2491388A - Pattern mechanism for looms : en
  • CH265700A - Wheel hub with built-in dynamo for bicycles and motorcycles. : de en
  • USD156409S - Peanut vending machine : en
  • CH265436A - Method and device for the production of supporting and intermediate walls from molded concrete blocks. : de en
  • CH265735A - Process for the production of a vat dye. : de en
  • ES21424U - Case for bars of soap and other toiletries or the like. (Machine-translation by Google Translate, not legally binding) : en es
  • US2490855A - Stoker and air control, including differential pressure measuring means : en
  • ES190011A3 - A SPEED DRIVE WITH VARIABLE DIAMETER PULLEYS : en es
  • US2490889A - Hinge : en
  • USD156404S - Bocher hat : en
  • ES21384U - Stabilizer for children's bicycle. (Machine-translation by Google Translate, not legally binding) : en es
  • FR953776A - Process designed to increase solidity without removing flexibility from certain bodies, materials and products, giving certain qualities of insulation and impermeability : en fr
  • GB633091A - Improvements in or relating to electric alternators : en
  • GB633192A - Improvements in or relating to tobacco manipulating machines : en
  • GB633268A - Work-cutting mechanisms for sewing machines : en
  • CH265438A - Steel-reinforced wooden beam. : de en
  • BE492315A - Improvements made to mechanical pencils : en fr
  • ES21425U - Toy to stimulate the learning and practice of sewing (Machine-translation by Google Translate, not legally binding) : en es
  • CA461731A - Control apparatus : en fr
  • FR953825A - Improvements in the construction of boilers for direct heating : en fr
  • FR953660A - Improvements to thermal switches : en fr
  • FR953806A - Adhesive composition based on urea and formaldehyde : en fr
  • FR953879A - Flexible heating mats for parquet, floor or other surface coverings, with their electrical resistances : en fr
  • US2491197A - Coreless scoop for separable fastener stringers : en
  • US2490994A - Hook or hanger : en
  • CA461753A - Process of making hardboard and the like containing resin : en fr
  • CH265425A - Equipment on motor mowers for generating cross mows. : de en
  • CA461787A - Microwave oscillator : en fr
  • CH265600A - Drying system. : de en
  • CH265515A - Process for the preparation of a polymerizable organic material. : de en
  • US2491078A - Fish boning machine : en
  • USD156401S - Berman wall support for hanging articles or similar article : en
  • CH265663A - Process for the preparation of a derivative of a tertiary 2-benzylamino-pyrimidine. : de en
  • ES21218U - Portable lamp, especially for fluorescent lighting. (Machine-translation by Google Translate, not legally binding) : en es
  • FR953822A - Improvements to remote control systems : en fr
  • FR953903A - Lemon squeezer : en fr
  • FR953956A - Climber toy : en fr
  • GB633216A - Improvements in or relating to folding clothes dryers : en
  • FR953854A - Variable force torque pedal for velocipedes : en fr
  • GB633199A - Improvements in or relating to fish dressing machines : en
  • GB633323A - Improvements relating to bakers' trays : en
  • US2491452A - Stabilized vitamin preparation : en
  • US2491416A - Tantalum oxide composition : en
  • GB633356A - Improvements in and relating to resinous compositions comprising amino-formaldehyde condensation products : en
  • FR953961A - Methods and means for sorting and classifying documents or objects : en fr
  • GB633371A - Improvements in or relating to abrasive screw-thread grinding wheels : en
  • GB633318A - Improvements in or relating to electric lampholders : en
  • GB633339A - Improvements in and relating to the liberation of atomic energy : en
  • FR953863A - Method and apparatus for spraying coatings of a fusible material, in particular thermoplastic insulating materials : en fr
  • GB633253A - Apparatus for the closing and opening of electrical circuits by variation of liquid level in tanks, wells, boreholes, reservoirs, sewage chambers and the like : en
  • CA461702A - Lamp shade : en fr
  • US2491080A - Apparatus for washing clothes with an oscillatable agitator : en
  • US2491295A - Peening hammer having removable striking head : en
  • US2491031A - Rectifier : en
  • US2491219A - Work holder for use in grinding and polishing lenses : en
  • US2491375A - Propeller mechanism and control : en
  • US2491405A - Shaker conveyer : en
  • USD156457S - Bracelet or similar article : en
  • US2491167A - Collet chuck : en
  • USRE23181E - Check feeding machine : en
  • US2491224A - Apparatus for laminography : en
  • CA461725A - Treatment of oxidized ores : en fr
  • FR953792A - Improvements to valves or control taps for pressurized fluid : en fr
  • FR953949A - Polymer lubricant : en fr
  • US2491263A - Ringing system for voice current repeaters : en
  • US2490983A - Heat pump : en
  • AU147625B2 - Improvements in or relating tothe production ofa vinylidene chloride/acrylonitrile copolymer coated moistureproof film andthe products thereof : en
  • CH265625A - Device for dispensing liquid fuel under pressure to a machine. : de en
  • ES188716A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT NuM. 146001 : en es
  • FR953763A - Automatic coupling device for country vehicles and, in particular, for off-road trucks : en fr
  • FR954049A - Fish scaling tool : en fr
  • FR954025A - Broadcast receiving device in a bedside or desk lamp : en fr
  • US2490953A - Gravity operated locking means for chair casters : en
  • ES189977A1 - AUTOMATIC CHANGE DEVICE FOR AUTOMOTIVE VEHICLES : en es
  • FR953918A - lock nut : en fr
  • GB633101A - Improvements in or relating to drums, containers and like hollow-ware articles : en
  • GB633219A - Improvements to lighters, igniters and like apparatus : en
  • US2491217A - Eyeshade : en
  • FR954042A - Guide device for rolling doors : en fr
  • GB633222A - Rotary pumps for liquefied gases : en
  • FR953805A - Perfected apparatus either for the measurement or the examination or for the measurement and the examination of a solid, by means of supersonic waves : en fr
  • US2490771A - Magnetic recording and reproducing apparatus using an endless spirally wound magnetic tape : en
  • US2491216A - Eyeshade : en
  • FR953843A - Apparatus for separation of various materials by gaseous solvent at low temperature : en fr
  • GB633194A - Improvements connected with devices for the removal of plaster casts and bandages : en
  • FR954050A - Improvements to electric rheostats : en fr
  • US2491285A - Process of preparing pteroic acid amides : en
  • US2491400A - Bomb release rack : en
  • FR953978A - Advanced interchangeable lens glasses : en fr
  • US2490955A - Wheel mount for suction cleaners : en
  • CH265528A - Type printing high-speed press. : de en
  • CH265612A - Fitting for ductile metal pipes. : en fr
  • CH265628A - Axial turbine rotor. : de en
  • ES188647A1 - NEW TYPE OF BOILER : en es
  • FR953688A - Folding bed that fits in a trunk : en fr
  • US2491008A - Fishing pole holder : en
  • US2490783A - Ratio demonstrator for planetary gearing : en
  • CH265601A - Apparatus for drying slaughterhouse waste, carcasses, fish, etc. with an agitator that can also be used for emptying. : de en
  • GB633378A - Process and apparatus for dispersing an aeriform body in a liquid body : en
  • ES189982A1 - A PROCEDURE TO CONNECT A THREAD, POWERED UNINTERRUPTED, WITH A PITCH OF A CONTINUOUS RETORCER RING : en es
  • ES186855A1 - A METHOD TO IMPROVE THE OPERATION AND EXPAND THE USE AREAS OF ULTRA-HIGH FREQUENCY TUBES : en es
  • FR953886A - Improvements to coupling devices for very high frequencies : en fr
  • GB633277A - Improvements in a pressure type freezer : en
  • US2490925A - Stabilized rosin amine pest control composition : en
  • US2491202A - Power transmission : en
  • US2490772A - Convertible truck : en
  • ES21427U - Remote-operated walker toy (Machine-translation by Google Translate, not legally binding) : en es
  • FR953829A - Indicating devices for radio beacons : en fr
  • USD156464S - Cigarette snuffer : en
  • CA461718A - Garment : en fr
  • FR953810A - Improvement in methods for obtaining dye images : en fr
  • GB633296A - Upholstery spring edge construction : en
  • US2491075A - Magnetic switch : en
  • FR953807A - Backing paper for photographic products and products involving the use of such paper : en fr
  • FR954030A - Self-timer refinements for folding lens shutter cameras : en fr
  • AU149610B2 - Improvements in and relating to continuous chromatographic separation of liquids : en
  • CH265560A - Device on recording instruments for operational control. : de en
  • US2491048A - Method for making tubing and apparatus therefor : en
  • FR953680A - Oil burner : en fr
  • GB633306A - Improvements in retracting device for kneeling benches : en
  • US2491022A - Loop-taker for sewing machines : en
  • GB633195A - Improvements in electric selector switches or receiving devices for remote-control installations : en
  • ES21199U - Rubber strips intended to reinforce footwear. (Machine-translation by Google Translate, not legally binding) : en es
  • US2490912A - Process for purifying antifibrinolysin : en
  • CH265676A - Electromagnetic relay. : de en
  • US2491298A - Case stacker : en
  • US2491302A - Process of beneficiating cherty minerals : en
  • ES21407U - Improved underpants (Machine-translation by Google Translate, not legally binding) : en es
  • US2491442A - Esters of 2-cyclohexene-1-caproic acid : en
  • ES188974A1 - DRAINING PROCEDURE FOR CONCRETE CHANNELS : en es
  • US2490845A - High-frequency cavity resonator apparatus : en
  • ES190061A3 - AN ADJUSTABLE TENSIONING MECHANISM FOR THREADS : en es
  • GB633369A - Frequency generating systems : en
  • US2491422A - Wrapped cigar package and method of wrapping : en
  • US2491436A - Drilling mud : en
  • US2490982A - Bathtub : en
  • US2490996A - Apparatus for controlling brake cylinder pressure : en
  • AU3033449A - Improvements inan antenna system : en
  • CH265573A - Electrode for arc welding. : en fr
  • ES188639A1 - A LIGHTNING LAMP : en es
  • FR953671A - Installation for remote transmission of indications : en fr
  • US2490960A - Timing circuit : en
  • US2491125A - Safety control system for fuel burners : en
  • GB633054A - Improvements in apparatus for controlling a sequence of operations : en
  • GB633056A - Improvements in or relating to power transmission gearing : en
  • US2491218A - Action-locking means for self-loading firearms : en
  • AU146072B2 - Improvements in or relating tothe production of seamless steel tubes and apparatus therefor : en
  • CH265717A - Process for the preparation of a new acylated sulfonamide. : de en
  • US2491309A - Hat crease shape holder : en
  • GB633169A - An improved rotary arbor to which a grinding wheel is fixed : en
  • FR954027A - Palette for fishing spoon : en fr
  • US2490878A - Plaster cast cutter : en
  • US2491239A - Valve : en
  • ES189925A1 - A SINGLE-PHASE TRANSFORMER WITH SELF-REGULATED OUTPUT VOLTAGE : en es
  • CA461765A - Cord-supporting device for flat-irons : en fr
  • CH265536A - Drawing device for parallel perspective. : de en
  • CH265544A - Measuring device with automatically retracting measuring tape. : de en
  • US2491247A - Turntable drive : en
  • GR12273B - WOODEN PIPES FOR ELECTRICAL INSTALLATIONS. : el en
  • GB633223A - Improvements in or relating to magnetic chucks and work-holders : en
  • ES21411U - Improved espadrille (Machine-translation by Google Translate, not legally binding) : en es
  • FR953901A - Machine to assemble and stamp supplies for the underside of shoes : en fr
  • CA461763A - Detonation meter for combination motors : en fr
  • CH265731A - Process for the production of a vat dye. : de en
  • ES21416U - Distiller device that prevents the fraudulent filling of bottles or similar containers with a glued neck. (Machine-translation by Google Translate, not legally binding) : en es
  • FR953693A - Improvements in copper catalysts : en fr
  • ES189579A3 - AN AUTOMATIC DEVICE FOR THE TRANSPORTATION OF WAGONS ON TRICABLE AIR TRUCKS : en es
  • ES189938A3 - AN AUTOMATIC OPENING AND CLOSING VALVE INCORPORATED IN THE BODY OF THE INJECTOR NOZZLE OF THE PRESSURE INJECTION MACHINES OF PLASTIC MATERIALS IN PASTURE STATE : en es
  • GB633103A - An improved manufacture of an electricity meter : en