• CH184555A - Trap, especially for mice and rats. : de en
  • CH184640A - Roll ruler with support rollers. : de en
  • US2044435A - Turbine : en
  • CH184750A - Vehicle wheel. : de en
  • CA358576A - Fastener-secured installation : en fr
  • ES141541A1 - Improvements in the construction of vehicles for taxi or road. : en es
  • GB448797A - Improvements in or relating to machines for weighing and sorting filled cans : en
  • US2044558A - Road striping machine : en
  • US2044646A - Flow control mechanism : en
  • CH184617A - Detonator for civil industry and for military purposes and process for its manufacture. : en fr
  • CH184635A - Switching device on self-collecting film devices. : de en
  • ES140940A1 - Acoustic receiver for underwater sounds. : en es
  • GB449092A - Improvements in or relating to film magazines for motion picture apparatus : en
  • USD100077S - Design fob a bottle : en
  • US2044556A - Vibrating magazine for applying hard material : en
  • USD100019S - Design for an illuminating fixtube : en
  • US2044432A - Manufacture of artificial silk : en
  • US2044585A - Preparation of molded articles : en
  • DE631296C - Saettiger with a conical lower part for the production of neutral, granular ammonium sulfate : de en
  • CH184751A - Lids for pneumatic hose valves, in particular those for automobiles and motorcycles. : de en
  • US2044314A - Clock : en
  • DE631248C - Christmas tree stand : de en
  • ES141586A2 - A PERFECTED PROCEDURE FOR TEMPERING GLASS : en es
  • FR799668A - Improvement in electromagnetic rail braking : en fr
  • US2044462A - Inking device for mimeograph machines : en
  • DE631393C - Hydraulic motor for deep drill : de en
  • CH184606A - Process for making a biscuit for diabetics. : de en
  • US2044181A - Fountain pen barrel : en
  • US2044757A - Method of dispersing particles and apparatus therefor : en
  • DE631430C - Flange coupling, especially for connecting propeller hubs : de en
  • ES141809A3 - Improvements in the manufacture of suction valves arranged in protective gas masks. : en es
  • FR799599A - Improvements to electronic lamp bases : en fr
  • DK51764C - Device for joints between wiring parts of different metals. : da en
  • ES3955Y - Tank for liquids with hydraulic cover, in order to avoid the entry of air and foreign elements inside. : en es
  • GB448936A - Manufacture of polymethine dyestuffs : en
  • DE631412C - Bandage material pack with a cover made of paper or the like. : de en
  • FR799730A - Lighting fixtures improvements : en fr
  • DE631436C - Template divided into pieces for extrusion presses, especially for venting extrusion presses : de en
  • CH184644A - Portable billiard game. : en fr
  • GB448821A - Improvements in percussive rock drills : en
  • FR799759A - Method and device for the oxidation of coals : en fr
  • CH184574A - Device for immobilizing a part capable of pivoting, such as a window. : en fr
  • US2044317A - Control switch for two-filament lamps : en
  • US2044387A - Window construction : en
  • GB448752A - Improvements in or relating to fuel injection apparatus for internal combustion engines of the liquid fuel injection compression ignition type : en
  • USRE20013E - Hydraulic hoist lever : en
  • ES141644A1 - Improvements in antivibration supports for instruments. : en es
  • ES4198Y - Garter brooch. : en es
  • GB448762A - Improvements in or relating to thermionic oscillators : en
  • DE631272C - Compressed air switch : de en
  • DE631278C - Procedure for voltage regulation in alternating current networks : de en
  • AU2289435A - Aim impirovement in closure caps for bottles : en
  • CH184675A - Process for the production of a grate from two groups of metal strips which cross each other at right angles on edge to the plane of the grate, and a grate produced according to this process. : de en
  • US2044302A - Connecting device : en
  • US2044308A - Stoker mechanism : en
  • USD99987S - Carrying case : en
  • GB448985A - Improvements in or relating to wrist-watch cases : en
  • US2044063A - Method of fertilizing trees and shrubs : en
  • US2044485A - Machine for producing gears : en
  • USD100067S - Design for a plate or similar article : en
  • DE631349C - Fixed slide for steep storage : de en
  • DE631176C - Process for the preparation of aqueous solutions of medicines : de en
  • ES141498A1 - A DC motor and very small size. : en es
  • ES141822A1 - A single-phase mercury vapor rectifying lamp with discharge vessel for metal parts and glass parts welded together. : en es
  • FR799836A - Universal container lid for cooking food : en fr
  • USD100009S - Design for an ashtray or similar : en
  • CH184668A - Clockwork with dust protection housing for installation in a clock case. : de en
  • US2044537A - Safety device for gas conduits : en
  • AU2358435A - Improvements in or relating to calculating or computing apparatus or use inter alia in obtaining the dividends from totalizator figures : en
  • DK51770C - Express Express. : da en
  • ES141619A2 - A PROCEDURE FOR COLD AND HEAT WAXING POLISHING AND POLISHING DISCS, STOPPERS AND ALL KINDS OF NATURAL CORK OR CORK AGGLOMERATE ARTICLES : en es
  • GR5868B - ΥΦΑΝΤΟΜΕΤΡΟΝ. : el en
  • GB448736A - Bomb-release mechanism for use on aircraft : en
  • US2044192A - Tree holder : en
  • US2044294A - Propeller : en
  • US2044482A - Refrigeration apparatus : en
  • US2044568A - Protector for threaded objects : en
  • DE631364C - Process and machine for peeling crabs : de en
  • GB449085A - Method of separating materials of different specific gravities : en
  • ES141840A1 - A process for making pectic substances. : en es
  • ES141525A1 - A process for manufacturing tubular metal rings. : en es
  • GB448878A - Improvements in means for silencing gaseous currents : en
  • GB449468A - Process for the production of a product containing magnesium for therapeutic purposes and industrial purposes : en
  • US2044309A - Game apparatus : en
  • US2044559A - Table mounting for calculating machines : en
  • USD100078S - Design foe a cook stove : en
  • ES141777A1 - A self-breathing device with reserve of breathable compressed gas. : en es
  • GB448932A - Improvements in and relating to apparatus for filtering liquids : en
  • FR799535A - Improvements to wireless communication systems : en fr
  • FR799776A - Image frequency suppressor circuits for superheterodyne or similar radio receivers : en fr
  • FR799553A - Improvements to motor vehicles : en fr
  • CH184629A - Support device for devices, in particular for printing ship boxes. : de en
  • ES141653A1 - Procedure for the preparation of colored construction materials. : en es
  • DE631404C - Response counter device for surge arresters : de en
  • GB448994A - Improvements in and relating to electric welding electrodes : en
  • DE631223C - Device for the protection of coil heads enclosed by putty : de en
  • DE631240C - Three-electrode tube with a plate-shaped anode : de en
  • DE631253C - Friction wheel lighter with an articulated pawl for the friction wheel on the swiveling wick cap holder : de en
  • GB449063A - Improvements in and relating to perforating arrangements for printing machines : en
  • FR799636A - Sewing process for stretch materials and resulting products : en fr
  • ES4169Y - A mechanical device to return double-sided seats adaptable to any armchair or bench : en es
  • US2044280A - Truss : en
  • US2044524A - Dishwashing machine : en
  • US2044634A - Electric liquid heater : en
  • GB449033A - Improvements in steering and other hand wheels : en
  • US2044698A - Safety razor : en
  • CH184752A - Bicycles, in particular for racing purposes. : de en
  • US2044697A - Nozzle : en
  • USD100070S - Design for a plate or similar article : en
  • US2044622A - Doorlatch : en
  • ES141749A1 - An insertion mechanism for stamping machines values. : en es
  • US2044349A - Hydraulic rotary drill : en
  • FR799674A - Mobile and adjustable support device for typewriters, calculators, files and other devices : en fr
  • FR799795A - Watertight on-board device for swim caps, gas masks and protective clothing parts : en fr
  • GB448887A - Improvements in luminous electric discharge devices : en
  • GB448749A - Improvements in floors and floor slabs : en
  • US2044019A - Drop bottom mine car : en
  • US2044393A - Method of forming joints : en
  • US2044191A - Separable fastener : en
  • US2044487A - Centrifugal clutch : en
  • US2044342A - Auxiliary air inlet valve : en
  • US2044546A - Fault indicator and rectifier for electrical circuits of motor vehicles : en
  • DE631425C - Device for the temporary blocking of pipelines : de en
  • GB448919A - Improvements in or relating to joining the parts of metal structures : en
  • AU2320635A - Improvements in automatic switches for use in telephone or like systems : en
  • US2044017A - Apparatus for proportioning and weighing batch weights : en
  • US2044058A - Electrode holder : en
  • US2044112A - Massage implement : en
  • GB448754A - Improvements in or relating to umbrella frames : en
  • FR799558A - Improvements to fabrics and their manufacturing process : en fr
  • ES141535A1 - Aero-motor installation. : en es
  • ES141601A1 - Gas oil burner (heavy oil). : en es
  • DE631348C - Trough-shaped conveyor for steep inclines : de en
  • ES141621A1 - Automatic pistol : en es
  • US2044043A - Locomotive stoker : en
  • US2044143A - Automatic selection device : en
  • FR799679A - Process for the direct folding of sheets, partially overlapping each other, coming from a stack of sheets slightly stepped and entering in folding machines, in particular in those with pockets : en fr
  • GB448907A - Improvements in type-printing telegraphy : en
  • GB449023A - Improvements in and relating to timing devices for electrical circuits : en
  • FR799676A - Auxiliary device with autonomous motor to facilitate the laying, dismantling and maintenance of railway tracks : en fr
  • GR5858B - MASONRY MADE BY DRY ROAD (WITHOUT FLUID MORTAR) AND METHOD FOR MAKING IT. : el en
  • DE631314C - Device for loading automatic weighing or measuring devices with pieces of material : de en
  • USD100036S - Design fob elastic fabric : en
  • DE631196C - Arrangement to improve the current-time characteristic of DC micro motors with intermittent current consumption : de en
  • ES141606A1 - Improvements in the manufacture of rubber closures for bottles. : en es
  • DE631212C - Horizontal drilling and milling mill : de en
  • US2044163A - Shuttle-carrier for sewing machines : en
  • US2044522A - Internal combustion engine : en
  • US2044647A - Hanger for gas meters : en
  • US2044741A - Take-up mechanism for knitting machines : en
  • ES140449A1 - Procedure and thermostatic accumulation and restitution device for heating. : en es
  • FR799653A - Improvements to annular superheaters : en fr
  • US2043993A - Holding means for locking elements : en
  • US2044034A - Motor control system : en
  • US2044079A - Apparatus for determining subsurface tectonics of the earth : en
  • GB448810A - Improvements in means for pickling metal sheets : en
  • DE631464C - Slot insulation for electrical machines : de en
  • DE630680C - Process for the preparation of deoxymorphine C and dihydrodeoxymorphine D. : de en
  • US2044354A - Stick holder : en
  • CH184583A - Heating pad with device to reduce the heating time. : de en
  • DE631448C - Process for the production of patterned molded bodies : de en
  • ES141570A1 - PERFECTIONS INTRODUCED IN THE MANUFACTURE OF LIGHT POROUS HATS : en es
  • ES141806A1 - STARTING DEVICE : en es
  • US2044142A - Circuit interrupter : en
  • US2044451A - Piston ring expander : en
  • US2044492A - Control assembly : en
  • US2044658A - Gate : en
  • FR799835A - Keging spout with gas recovery : en fr
  • ES141839A1 - Improvements in the manufacture of dust triggers. : en es
  • GB448724A - Improvements in or relating to drawbars for coupling road vehicles : en
  • US2044401A - Core composition and method of manufacturing same : en
  • ES141770A1 - A lighting device with asymmetrical luminous distribution. : en es
  • ES141786A1 - Improvements in the construction of ferrules for vacuum valves. : en es
  • ES4770U - Electric appliance for heating or cooking sandwiches. (Machine-translation by Google Translate, not legally binding) : en es
  • GB448729A - Improvements in or relating to felt hats : en
  • AU102929B2 - Improvements in or relating to cathode ray tubes : en
  • FR799748A - Coupling device for installations used for the establishment of telegraph links : en fr
  • GB448789A - Improvements in or relating to electric circuit-breakers : en
  • FR799738A - Device for adjusting the brake shoes of the Ford type : en fr
  • GB449072A - Improvements in or relating to fire-extinguishing bombs or grenades : en
  • US2044075A - Mop : en
  • USRE20010E - Piston : en
  • US2044038A - Sweat band : en
  • US2044621A - Silk throwing and quill or cop forming process and apparatus : en
  • US2044189A - Safety razor : en
  • CH184730A - Device for dispensing and sticking notes, in particular postage stamps. : de en
  • DE631403C - Device for changing the switching range of the paper slide of typewriters : de en
  • FR799618A - Improvements to the construction of hunting cartridge cases : en fr
  • DE631193C - Device for moving high-lift electric rail brakes : de en
  • FR799785A - Motor or receiver device : en fr
  • ES141662A1 - A system of devices for feeding and regulating fuel injection engines. : en es
  • ES141733A1 - A process for making phosphoric acid. : en es
  • GB448886A - Improvements in or relating to bins or containers primarily for use in the storage and transport of solid fuels : en
  • DE631244C - Device for massaging the gums : de en
  • FR799756A - Rolling mill improvements : en fr
  • FR799768A - Improvements to swivel connections, intended to be used particularly in vehicles on roads : en fr
  • AU2291735A - Thread cutting device for attachment to reels, bobbins orthe like : en
  • CH184557A - Perforated brick. : en it
  • US2044046A - Mixtures of natural rubber latex and aqueous dispersions of reclaimed rubber : en
  • US2044086A - Hygrometer : en
  • US2044502A - Process for the purification of pyrethrin concentrates : en
  • GB448836A - Improvements in suitcases, trunks and like containers : en
  • GB449250A - Improvements in or relating to door closing and like apparatus : en
  • US2044248A - Lubricating pad : en
  • US2044271A - Draft equalizer : en
  • FR799729A - Advanced process for recovering ammonia and amines from their salts with organic acids : en fr
  • DE631274C - Wattmetric earth fault relay : de en
  • ES141714A1 - A displaceable propeller procedure in action. : en es
  • DE631389C - Welding of railway or tram rails or the like. : de en
  • FR799611A - Slider closure : en fr
  • GB448712A - Improvements in the purification of aqueous liquids from phenols and contingently other accompanying substances : en
  • ES141394A1 - A refinement of application to incandescent lamps. : en es
  • DE631259C - Changing device for flat films : de en
  • FR799612A - Motor vehicle drive device : en fr
  • FR799790A - Mechanical device allowing the shaping of the so-called "advertisement" caps with the simultaneous corking of the bottles : en fr
  • ES141766A3 - A self-operating machine for polishing mirror bezels and the like. : en es
  • CA358550A - Spring structure : en fr
  • US2044475A - Vehicle reverse brake mechanism : en
  • USD100082S - Design for an electrical floor : en
  • DE630656C - High-voltage bushing converter, especially for outdoor stations, for measuring weak high-voltage currents : de en
  • AU2327835A - Process forthe production of high-grade coke from practically non-coking coals : en
  • GB448832A - Improvements in pyrophoric lighters : en
  • US2044158A - Chain gear : en
  • US2044499A - Piston and piston ring assembly : en
  • CH184695A - Device on fuel injection systems of internal combustion engines with variable speed, in particular vehicle engines, with a liquid-controlled injection nozzle. : de en
  • CH184760A - Single axle drive, in particular for electric traction vehicles. : de en
  • USD100002S - Rail car body : en
  • CA358472A - Aliphatic compound : en fr
  • CH184639A - Drawing device for drawing or measuring angles of any size. : de en
  • ES141562A1 - Transformer for electric arc welding. : en es
  • CA358491A - Ice cream freezer : en fr
  • CH184765A - Process for the production of vinyl esters. : de en
  • DE631179C - Device for the elastic connection of the swimmers with the aircraft body : de en
  • CH184762A - Windows with at least two sliding sashes. : de en
  • US2044204A - Process of making molded cementitious materials : en
  • CH184641A - Candle holder. : en fr
  • CH184578A - Chopping machine. : de en
  • US2044320A - Combined vending and amusement machine : en
  • USD100073S - Design fob a refrigerator cabinet : en
  • US2044570A - Method of producing an emulsifiable asphalt : en
  • US2044626A - Method of concentrating latex : en
  • DE631237C - Device socket for electrical heating devices, especially for irons : de en
  • CH184558A - Hollow stone, in particular for making ceilings. : de en
  • CH184703A - Electrically heated steam boiler. : en fr
  • ES4764U - Circular frame for purses or bags. (Machine-translation by Google Translate, not legally binding) : en es
  • FR799760A - Process for the production of smokeless fuel : en fr
  • FR799775A - Process for the separation of solids by flotation : en fr
  • GB448845A - Improvements in carrying handles for collapsible or knockdown containers : en
  • US2044052A - Swivel hose coupling : en
  • US2044328A - Game apparatus : en
  • US2044340A - Gun installation and firing means : en
  • ES4757U - Rubber sandal, (Machine-translation by Google Translate, not legally binding) : en es
  • FR799704A - Olefin hydration process : en fr
  • DE631474C - Pressure control valve : de en
  • FR799548A - Electric control device for cinematographic projectors : en fr
  • FR799656A - Method and devices for manufacturing corrugated cutting blades : en fr
  • US2043990A - Gun sight : en
  • US2044226A - Circuit interrupter : en
  • US2044605A - Two-cycle combustion engine : en
  • GB448786A - Improvements relating to electrically operated horns : en
  • GB448896A - Improvements in or relating to rotary printing presses : en
  • AU2301935A - Improved construction of cool storage safe and materials therefor : en
  • FR799685A - Non-slip pad for solipeds : en fr
  • FR799728A - A method of making fiduciary paper with a secret specific reaction, and paper obtained in accordance with this method : en fr
  • GB448792A - Improvements relating to pipe and like couplings : en
  • US2044260A - Portable cast reenforced concrete step : en
  • NL38241C - : en
  • CH184706A - Magnet system with pole pieces. : de en
  • US2044138A - Sheet retaining device : en
  • US2044140A - Range control system : en
  • ES141559A1 - System producing instantaneous currents at regular intervals of time, variables at will. : en es
  • ES141687A1 - Backup government means for cases of necessity applicable to ships of all kinds. : en es
  • FR799602A - Process for the deposition of heavy substances entrained by a liquid stream of variable flow rate : en fr
  • GB449252A - Improvements in ornamented knitted fabrics and method of making the same : en
  • US2044223A - Method of and apparatus for producing and reproducing sound : en
  • FR799566A - Grease lubricated plain bearing : en fr
  • CH184590A - Dispensing and measuring apparatus on liquid storage containers, in particular for milk. : de en
  • CH184701A - Ignition device on internal combustion engines, in particular on aircraft engines. : de en
  • DE631345C - Lenticular lens film with a smooth longitudinal strip, advantageously located within the row of perforations, for sound recording : de en
  • ES141824A3 - Improvements introduced in the manufacture of evaporator coils. : en es
  • FR799725A - Speaker training : en fr
  • CH184672A - Process for the direct casting of anti-friction metal alloys on ferrous metals, and device for carrying out this process. : en fr
  • US2044236A - Method of constructing double curtains of trousers : en
  • US2044106A - Bridge pontic : en
  • US2044442A - Grinding disk with core of wire : en
  • USD100028S - Design for a lamp or similar article : en
  • GB449029A - Improvements in and relating to cylinder locks : en
  • FR799554A - Method of coupling or coupling a sound generating system with a sound generating diaphragm : en fr
  • US2044196A - Automotive vehicle : en
  • USD99991S - Design fob a transparent cap for : en
  • CH184784A - Process for the production of a vat dye. : de en
  • US2044600A - Refrigerating apparatus : en
  • GB448953A - Improvements in or relating to power transmissions : en
  • CH184710A - Method for establishing the junction of electric cables with hollow conductors, and junction established according to this method. : en fr
  • US2044282A - Manufacture of casein : en
  • USD100023S - Design fob a grave vatjlt : en
  • ES140592A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • DE631334C - Alarm clock : de en
  • GB448995A - Improvements in and relating to internal combustion engines operating with fuel injection : en
  • GB448928A - Improvements in or relating to fire extinguishing apparatus : en
  • DE631323C - Food dummy : de en
  • US2044495A - Metal working apparatus : en
  • ES141472A1 - New procedure for tilting all kinds of billboards, indicators and their like. : en es
  • US2044700A - Clamp for scaffolding : en
  • FR799502A - Multipurpose interchangeable portable file : en fr
  • FR799646A - Capping capsule : en fr
  • ES141188A1 - An electric capacitor for medium, high and high voltage. : en es
  • FR799634A - Closure of bicycle tubular collars : en fr
  • FR799681A - Process for saponification of filaments, threads, etc., based on cellulose ester : en fr
  • FR799846A - Slewing mechanism for full rotation crane : en fr
  • GB449258A - Improvements in means for controlling superchargers of internal combustion engines : en
  • ES141848A1 - A universal automatic radio-frequency system adaptable to all kinds of watches, transmitters and receivers of radiotelephony. : en es
  • GB448835A - Improvements in pneumatic propelling apparatus for trucks in mines : en
  • CA358497A - Aluminium brass alloy : en fr
  • US2044145A - Crystal holder : en
  • US2044383A - T mit etfc ctattc oat : en
  • USD99982S - Design fob a ring : en
  • US2044480A - Grinding machine for paper pulp : en
  • US2044566A - Art of flame treating glassware : en
  • GB448763A - Improvements in gyroscopic compasses : en
  • GB448900A - Means for controlling the closing of double doors : en
  • FR799600A - Folding box : en fr
  • GB448815A - Radiator core for cooling liquids : en
  • GB449080A - Improvements in or relating to typewriters or like machines : en
  • US2044571A - Compositions and method of producing : en
  • DE631379C - Bung ring attachment for metal barrel : de en
  • FR799587A - Gas, air and liquid filters : en fr
  • GB449077A - Hydraulic-actuating means, for use on a motor-vehicle : en
  • DE631460C - Process for the production of water-soluble, difficult to hydrolyze titanium phosphates : de en
  • DE631414C - Multiple vulcanizing device for rubber objects, especially wheel tires : de en
  • DE631241C - Process for the production of Kuepen dyes : de en
  • DE631222C - Frame fault protection arrangement for detecting the frame fault at the star point or in the immediate vicinity of the star point of the windings of multi-phase machines and apparatus : de en
  • FR799625A - Preparation of good quality asphalt : en fr
  • FR799805A - Process for preparing carbonyl compounds : en fr
  • US2044101A - Ceiling construction : en
  • US2044623A - Woman's garment : en
  • ES141491A1 - Improvements in the devices to facilitate air flight. : en es
  • GB448856A - Means for blocking ionic valves on a back-arcing or overload : en
  • NL38231C - X-ray installation for successively making a light image and a photographic image : en nl
  • DE631451C - Air setting device for coal or similar goods : de en
  • ES141637A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • US2044077A - Paraffining apparatus : en
  • US2044593A - Balancing means for rectifiers : en
  • AU2305035A - Improvements in electrical signalling systems : en
  • FR799736A - Means for maneuvering lifeboats on board a ship : en fr
  • GB449240A - Method of regulating radio sets and the like : en
  • GB449088A - Mechanism for controlling matrix-setting and type line casting machines : en
  • US2044232A - Wheel suspension and steering mechanism : en
  • US2044607A - Selector mechanism for automatic tuning : en
  • US2044674A - Production of finely distributed copper compounds : en
  • ES141695A1 - Improvements in ultrashort wave systems. : en es
  • GR5853B - VALVE CONTROLLER FOR STEAM TEMPERATOR AND SIMILAR. : el en
  • USD100072S - Design fob a glove : en
  • US2044278A - Gun carriage : en
  • US2044550A - Typewriter : en
  • US2044175A - Dielectric material and method of producing it : en
  • ES141680A1 - A hive frame to produce honey in sections. : en es
  • US2044540A - Radial flow turbine : en
  • US2044578A - Art of leasing warps : en
  • DE631359C - Electric fuse : de en
  • DE631447C - Locking device for the winding device of economy watches : de en
  • FR799568A - Centering device : en fr
  • ES141615A1 - Procedure for manufacturing a spongy agglomerate of vegetable and animal hair, used as a substitute for the wadding. : en es
  • GB448718A - Improvements in or relating to fire bars : en
  • GB448738A - Improvements in and relating to prepayment mechanisms, for electricity and other meters : en
  • NL38335C - X-ray tube, the anode and cathode arm of which enclosing an angle with each other and provided with a protective cover : en nl
  • FR799706A - Improvement in airplane wing shapes and adaptation of these shapes to tripartite wing planes : en fr
  • US2044408A - Pump : en
  • US2044536A - Beam hanger : en
  • US2043978A - Grain separator : en
  • US2044551A - Motion lamp : en
  • US2044749A - Phase rotation detector and frequency regulator : en
  • FR799807A - Improvements to internal combustion engine starters : en fr
  • CA358549A - Spring structure : en fr
  • GB449000A - Improvement in the method of sealing cans, containers and the like receptacles : en
  • DE631411C - Varicose vein stocking : de en
  • GB449034A - Improvements in steering and other hand wheels : en
  • CH184704A - Single-phase AC induction electric motor with auxiliary phase. : en fr
  • FR799533A - Improvements to the means of dispensing ink and other liquids and to rotary stencil duplicating machines : en fr
  • DE631362C - Coffee maker : de en
  • FR799520A - Automatic cutting and centering machine : en fr
  • FR799557A - Fastening device, for panels, etc., and its mode of formation : en fr
  • FR799640A - Heat storage furnace : en fr
  • US2044405A - Antifriction bearing : en
  • ES141532A1 - Modifications to the dry cell switches for pocket lamps. : en es
  • ES141701A1 - A new system of cufflinks for shirt cuffs and other similar applications. : en es
  • DE631225C - Process and device for incinerating garbage : de en
  • DE631304C - Draft regulator for boiler systems : de en
  • ES141686A1 - Continuous current homopolar dynamo. : en es
  • ES141810A3 - Improvements in the manufacture of suction valves arranged in protective gas masks. : en es
  • ES141658A1 - A burner gasifier and oil burner for furnaces and homes. : en es
  • US2044080A - Circuit controlling device : en
  • US2044316A - Vehicle braking means : en
  • DE631482C - Rotary tubes driven by toothed wheels for spinning and other textile machines : de en
  • ES141673A1 - A foam generator by air, especially for fire extinguishing. : en es
  • ES141553A1 - An uncooled mercury discharge lamp. : en es
  • FR799654A - Improvements to automatic telephone systems : en fr
  • DE631258C - Spherical lighting fixture : de en
  • DE631467C - Electrically heated hob : de en
  • US2044543A - Alarm clock : en
  • GR5870B - FINISHES ARE INVESTED IN THE PLASTIC MASS. : el en
  • DE631227C - Aircraft brake : de en
  • GB448992A - Device for preventing rattling of sliding glass panels : en
  • NL38361C - : en
  • CA358482A - Piston pump : en fr
  • US2044429A - Photolithographic process : en
  • US2044047A - Wave transmission network : en
  • US2044670A - Warm converter for liquefied gases of low boiling point : en
  • DE631300C - Method for testing the insulation of powdery magnetizable metal particles coated with an insulating layer : de en
  • DE631309C - Process for the production of wound plasters : de en
  • FR799746A - Visual, advertising or other demonstration device with changing effects : en fr
  • US2044310A - Sediment tester : en
  • US2044637A - Building construction : en
  • CH184693A - Opposite piston two-stroke internal combustion engine. : de en
  • ES139791A1 - A procedure that allows the use of hydraulic pressure as a differential and autogenous motor force. : en es
  • GB448874A - Improvements in and relating to governing devices for elastic-fluid prime movers : en
  • FR799609A - Method of operating an electric discharge tube : en fr
  • FR799531A - Floating boil indicator : en fr
  • GB448941A - Improvements in or relating to the production of crystalline compositions containing chromium oxide : en
  • GB449040A - Improvements in the attachment of spoke-covering discs to wheels : en
  • GB449093A - Improvements in or relating to the manufacture of sliding clasp fasteners : en
  • CA358473A - Olefine hydration : en fr
  • GB449041A - Improvements in or relating to microphones or transmitters : en
  • US2044663A - Cage for antifriction bearings : en
  • US2044341A - Adsorbent : en
  • US2044576A - Lateral restraint device : en
  • FR799614A - Improvements in tennis rackets and the like : en fr
  • FR799743A - Improvement in the interruption of electric currents, in particular by means of pressurized gas blowing switches : en fr
  • GB448757A - Improvements in and relating to the springing of vehicles : en
  • DE631392C - Differential protection device for electrical equipment, especially transformers : de en
  • ES141574A3 - Improvements in plastering machines. : en es
  • GR5851B - APPLIANCE ALLOWING THE SAME DETERMINATION OF VOLUME OF WEIGHT AND DENSITY (SPECIFIC WEIGHT) OF GRANULAR SUBSTANCES OR OTHERS. : el en
  • DE631206C - Volume control for music transmission systems : de en
  • FR799660A - Heavy petroleum oil burner : en fr
  • GB449065A - Improvements in or relating to closure caps for bottles and similar receptacles : en
  • ES141681A2 - PROCEDURE FOR OBTAINING PLURIVALENT ANNULAR ACETONES FROM STERINS AND BILE ACIDS : en es
  • CA358478A - Window envelope manufacture : en fr
  • CA358508A - Electric contact : en fr
  • CA358513A - Circuit interrupter : en fr
  • DE631331C - Removal device for pneumatic conveyors with an emptying container rotating around a vertical axis, divided into several cells : de en
  • ES141620A1 - Procedure for obtaining easy-to-slide rubber objects for rectal or vaginal use, such as thimbles, catheters and the like. : en es
  • GB448938A - Improvements in or relating to the treatment of cellulose nitrate : en
  • US2044625A - Installation for drain plugs and drain plug elevating members : en
  • DE613781C - Fuel gas, especially for autogenous technology : de en
  • GB448714A - A new and improved book binder for book sections or loose folded sheets : en
  • NL38246C - : en
  • AU2332035A - Process forthe preparation of salts of acid alkyl esters of strong plybasic acids : en
  • CA358528A - Refractory : en fr
  • CH184743A - Buckle fastener for transport barrels and other containers. : de en
  • CA358562A - Radio receiver : en fr
  • CH184757A - Weight automatic track brake with one or two continuous brake carriers on each wheel side. : de en
  • GB449010A - New anthraquinone dyestuffs : en
  • AU2469035A - Motor fuel : en
  • ES141738A1 - RECEIVER APPARATUS FOR TELEVISION RECEIVERS : en es
  • DE631255C - Combustion gas turbine for operation with an oxygen-fuel mixture : de en
  • DE631292C - Dress for women or children : de en
  • US2044199A - Treatment of slag : en
  • US2044202A - Key stroke counting mechanism : en
  • ES141677A2 - IMPROVEMENTS INTRODUCED IN THE MAIN PATENT : en es
  • ES141781A1 - Procedure for the manufacture of a product of fibrous materials and hydraulic binders. : en es
  • ES4754U - Security device against the crowbar, applicable to locks. (Machine-translation by Google Translate, not legally binding) : en es
  • GB448939A - Improvements in and relating to pressure recording devices : en
  • ES141724A3 - A diaphragm valve. : en es
  • FR799690A - Combination keyless lock : en fr
  • US2044727A - Air release mechanism for dispensing apparatus : en
  • ES141485A1 - Hydraulic jacks for cars, industries, etc. : en es
  • GB448921A - Improvements in pouring devices for salt and other like containers : en
  • ES141705A1 - Improvements introduced in the manufacture of hydraulic pumps under pressure. : en es
  • ES141596A3 - Ship chain manufacturing procedure. : en es
  • FR799703A - Cleaning product : en fr
  • DE631428C - Process of recording images to be reproduced in color on lenticular film : de en
  • CH184790A - Process for the preparation of an unsymmetrical pentacarbocyanine dye. : de en
  • FR799584A - Process for manufacturing rubber articles from rubber dispersions : en fr
  • AU2116235A - Rung catches for extension ladders : en
  • FR799838A - Process for treating multi-ply fabrics and lingerie articles obtained by this process : en fr
  • US2044681A - Tire-spreading tool : en
  • ES4550Y - Folding furniture to use and store sewing machines. : en es
  • US2044680A - Spherulizing fusible pulverizable filler material : en
  • CH184726A - Portable oxygen gas protection device with lung-automatic control. : de en
  • US2044279A - Method of purifying commercial carbon dioxide : en
  • CH184799A - Air foam generator. : de en
  • GB448831A - Improvements in and relating to table mats : en
  • ES141208A1 - PROCEDURE FOR OBTAINING ELEMENTS OF THERMAL AND PHONETIC INSULATION : en es
  • NL38242C - : en
  • US2044735A - Motorized construction toy : en
  • DE631312C - Holding device for ties : de en
  • ES141794A1 - Improvements in household grids for solid fuels. : en es
  • AU5276464A - Basic azo dyestuffs and processes for preparing them : en
  • DE631445C - Arrangement of current transformers belonging to a calibration device : de en
  • FR799834A - Automatic drill bit : en fr
  • DE631401C - Column stop for tab devices on typewriters : de en
  • CH184688A - Piston pump for gases and liquids. : de en
  • CH184610A - Process for the production of a chrysene monosulfonic acid. : de en
  • GB449056A - Preparation of reversible rubber compositions from rubber latex and their reversal : en
  • AU2395935A - Improvements in belts : en
  • US2044396A - Bean pick-up guard : en
  • US2044115A - Means for producing a neck finish with a thread hang-up : en
  • ES141568A1 - A refrigerator appliance. : en es
  • GB448735A - Improvements in or relating to underwater salvage devices : en
  • CH184568A - Reflector heater. : de en
  • CH184734A - Process for the transmission of television pictures by the interfilm process using a photosensitive layer which is continuously renewed on an endless support for the intermediate recording. : de en
  • CH184584A - Device for preventing liquids from boiling over. : de en
  • DE631291C - Bank protection works to raise and strengthen dikes based on the de Muralt method : de en
  • DE631427C - Electric musical instrument with controlled gas discharge vessels as generators : de en
  • US2044137A - Crystal controlled oscillator circuits : en
  • US2044523A - Corn or bunion preventer : en
  • ES141550A3 - New manufacturing procedure for quince meat pudding. : en es
  • CA358535A - Spray-spout fixture : en fr
  • CA358539A - Metal part securing means : en fr
  • CH184731A - Hygienic protector for telephone receiver. : en fr
  • FR799620A - Device for obtaining a sawtooth plot of the characteristic of a current, in particular for the magnetic deflection in cathode-ray tubes for oscillographs and for television : en fr
  • US2044619A - Double shielded grid construction : en
  • US2044096A - Dry cleaning system : en
  • USD99986S - Design for a shoe : en
  • DE631245C - Wind guide for cupolas : de en
  • AU2523535A - Improvements in or relating to hydraulic couplings : en
  • US2044332A - Apparatus for forming ceramic products : en
  • US2044506A - Football game : en
  • US2044015A - Benzonitriles and process for : en
  • US2044121A - Tabulating machine : en
  • US2044176A - Noninflammable paint : en
  • US2044188A - Method of modulating light for the photoelectric impression of sound on a photosensitive surface : en
  • US2043986A - Apparatus for lubricating : en
  • US2044102A - Grain-sampling mechanism : en
  • US2044497A - Method of machining metallic workpieces : en
  • US2044002A - Typewriting machine : en
  • USD100010S - Design for a jar : en
  • DE631317C - Floatless carburetor : de en
  • DE631210C - Device for tapping pipes under operating pressure using a tapping device : de en
  • DE631357C - Free-standing control panel, the structure of which consists of box-like hollow walls that support the front wall : de en
  • CA358519A - Fluid pressure container discharging device : en fr
  • CH184741A - Detachable bag designed for hanging, especially for tourists. : de en
  • CH184774A - Process for the preparation of a pigment dye. : de en
  • USD100068S - Design for a plate ob similar article : en
  • US2044016A - Amino-alkoxy-benzamides and process of preparing the same : en
  • US2044261A - Electrolytic purification of water : en
  • CH184556A - Reinforced concrete beam ceiling. : en it
  • DE631189C - Arrangement for regulating the operation of a steam generator : de en
  • CA358490A - Full fashioned stocking : en fr
  • CA358511A - Alloy : en fr
  • CH184721A - Female genital condom. : en it
  • CH184767A - Process for the preparation of a sulfenamide. : de en
  • US2043987A - Structural unit : en
  • DE631203C - In connection with a hot water heater standing water heater : de en
  • CH184632A - Process for the production of printed foils. : de en
  • DE630966C - Process for the preparation of diarylguanidines : de en
  • GB448981A - Improvements in or relating to padlocks : en
  • CH184722A - Process for the preparation of a substituted amide of a fatty aromatic acid. : de en
  • ES141678A2 - IMPROVEMENTS INTRODUCED IN THE MAIN PATENT : en es
  • GB448991A - Improvements in and relating to razor blade stropping and honing holders : en
  • GB448903A - Gas and liquid meter, pump or engine : en
  • GR5866B - NOTIFICATION DEVICE FOR REVERSE MOVEMENT, BY VEHICLES, OWN CARS, BUSES AND SIMILAR. : el en
  • CA358479A - Window envelope manufacture : en fr
  • CA358548A - Cup manufacture : en fr
  • CA358543A - Lubricant testing apparatus : en fr
  • ES141567A3 - Price indicator device for scales. : en es
  • ES141665A1 - Installation to remove and wind the natural silk threads. : en es
  • ES141811A3 - Improvements in the manufacture of sight glasses for gas masks. : en es
  • GB449158A - An improved rubber thread or filament and methods of making or producing such threads : en
  • ES141793A1 - An introducer machine for sealing machines. : en es
  • US2044141A - Stamp display and vending device : en
  • US2044249A - Supply and waste fitting : en
  • US2044284A - Device for moistening and dispensing cleansing pads : en
  • FR799798A - Improvements in the manufacturing processes of permanent magnets : en fr
  • FR799825A - Improvements in road construction : en fr
  • CH184794A - Device on typewriters and similar writing office machines for inserting and setting a insert sheet in front of a base sheet located in the machine. : de en
  • CH184561A - Method and device for the production of concrete ceilings, especially for streets, with contraction and expansion joints. : de en
  • CH184694A - Control shaft drive. : de en
  • US2044187A - Adjustable lamp standard : en
  • CA358572A - Fish lure : en fr
  • GB449165A - Art of compounding rubber : en
  • ES141579A1 - Arrangement for the suppression of radiation in superheterodyne receivers. : en es
  • US2044520A - Soap dish : en
  • ES141638A3 - Improvements in annular valves for the passage of liquids. : en es
  • ES141708A1 - PERFECTED APPARATUS FOR THE MANUFACTURE OF COUNTED SHEET PACKAGES : en es
  • US2044589A - Easel : en
  • USRE20008E - Wall structure : en
  • DE631289C - Process for the production of bituminous or tarry rammed or rolled paving compounds : de en
  • CH184551A - Device for harvesting table and espalier fruit. : de en
  • ES4758U - Pajuela of paper for matches. (Machine-translation by Google Translate, not legally binding) : en es
  • FR799740A - Device for dispensing liquids, such as emulsions and suspensions, and in particular for dispensing milk : en fr
  • GB449037A - Improvements in hat and coat hooks, wardrobe hooks and the like : en
  • US2044270A - Steam generator : en
  • US2044653A - Crusher : en
  • GB448811A - Improvements in centrifugal separators for liquids : en
  • DE631202C - Vacuum cleaner with a suction nozzle and a compressed air nozzle : de en
  • DK51751C - Lampshade. : da en
  • GB448943A - Improved process and apparatus for the mass production of nails and similar articles : en
  • GR5863B - PARQUET WITH OIL BASE. : el en
  • US2044051A - Concrete block : en
  • US2044162A - Connected valve : en
  • US2044388A - Handle structure for corn poppers and the like : en
  • US2044391A - System of communication : en
  • FR799818A - New chromatable acid dyes of the anthraquinone series, and their preparation process : en fr
  • GB448710A - Improvements relating to automatic machines for packing receptacles with powdered orlike material : en
  • GB448940A - Improvements in or relating to yarn or like winding machines : en
  • FR799731A - Improvements to hydraulic motion transmission devices : en fr
  • FR799757A - Process for preparing acetylene-rich gases from bituminous coals : en fr
  • NL38234C - : en
  • NL38360C - : en
  • US2044305A - Communication system : en
  • US2044755A - Multidenominational stamp feint : en
  • US2044004A - Container : en
  • US2044244A - Chromate-ion reaction : en
  • US2044299A - Hip splint : en
  • ES141854A1 - TITANIUM TETRACHLORIDE MANUFACTURING PROCEDURE : en es
  • FR799800A - Rolling dust extractor : en fr
  • GB448740A - Improvements in or relating to the manufacture of laminated articles : en
  • ES141761A1 - Improvements in the manufacture of foundry stoves. : en es
  • FR799639A - Decoration process and resulting product : en fr
  • US2044668A - Dress : en
  • US2044440A - Loom for weaving crinkle cloth : en
  • US2044478A - Motion picture film feeding device : en
  • ES141383A3 - Innovations introduced in the construction of furnaces for the low temperature distillation of coal, lignite, peat, wood sawdust or any other matter. : en es
  • GB449253A - Improvements in or relating to abrasive throwing wheels : en
  • DE631485C - Distribution tongue for the feeding device of briquette roller presses : de en
  • ES141603A1 - PROCEDURE FOR THE HYDROGENATION OF HEAVY OILS, TARS AND HEAVY HYDROCARBONS IN GENERAL AND THE PRODUCTS OBTAINED : en es
  • ES4771U - Electric line branch connection plates. (Machine-translation by Google Translate, not legally binding) : en es
  • US2044009A - Air navigation apparatus : en
  • US2044012A - Multiple impregnating device for paper manufacture : en
  • US2044614A - Cyclone separator : en
  • US2044413A - Transmitter and receiver for electromagnetic waves : en
  • US2044185A - Cleaning apparatus : en
  • US2044444A - Bushings for connecters : en
  • US2044259A - Hair clipper : en
  • DE631493C - A work machine is driven by a gear motor : de en
  • US2044696A - Nozzle : en
  • US2044083A - Aminohydroquinone-di-(beta-hydroxyethyl) ether and method of producing same : en
  • US2044422A - Knock-down display pedestal : en
  • GB449064A - New or improved device for producing musical sounds : en
  • US2043984A - Portable closed chamber determination of sound absorption : en
  • US2044190A - Identification card holder : en
  • US2044467A - Cleansing preparation : en
  • FR799726A - Improvements in the production of packets of counted sheets : en fr
  • US2044759A - Radio receiver : en
  • DE631261C - Front suspension for motor vehicles : de en
  • GB448950A - Improvements in or relating to ceilings for cinemas, theatres, halls and other public buildings : en
  • US2044412A - Charge forming device for internal combustion engines : en
  • FR799670A - New blade valve for all applications and in particular for hydraulic shock absorbers : en fr
  • ES4194Y - A salt shaker container : en es
  • GB448761A - Improved means for the surfacing of roadways : en
  • ES141796A1 - A counter-recorder apparatus for passenger entrances and exits in buses and the like, with a device for marking the number of seats occupied in the vehicle. : en es
  • FR799782A - Manufacturing process of viscose fibers replacing wool : en fr
  • GB448824A - Improvements in and relating to pit-props : en
  • GB449167A - Improvements in or relating to the permanent waving of hair : en
  • FR799810A - Methods and apparatus for spraying a liquid onto paper, cloth, etc. : en fr
  • US2044730A - Production of artificial materials : en
  • FR799610A - Fuel for internal combustion engines : en fr
  • FR799678A - Internal combustion engine with a ring-shaped cylinder : en fr
  • US2043991A - Liquid fuel combustion apparatus : en
  • GB448963A - Improvements in or relating to color and shade comparators : en
  • FR799503A - Fast cutting wheel and its production process : en fr
  • FR799806A - Apparatus for sealing and opening holes in drilled beer barrels and other liquid containers : en fr
  • DE631262C - Shotgun shell of metal : de en
  • FR799563A - Brake control system for motor vehicles : en fr
  • FR799586A - Improvements to so-called lace manufacturing processes : en fr
  • FR799840A - Aircraft wing with retractable auxiliary airfoil : en fr
  • GB449032A - Improvements relating to electric discharge tubes, particularly gas-filled luminous tubes : en
  • GB449049A - Improvements in and relating to negative electrical resistances : en
  • ES4025Y - Safety device to condemn the closing of the locks. : en es
  • FR799629A - Partitioning and roofing material in vitrified sheet : en fr
  • GB448944A - Improvements in or relating to the heat treatment of light metal alloys containing magnesium : en
  • FR799727A - Advanced training in electrical contactors : en fr
  • GB448931A - Improvements in and relating to the fuel-supply controls of internal-combustion engines : en
  • GB449042A - Improvements in or relating to hose-unions : en
  • FR799712A - Improvement in the treatment of household and urban waste by fermentation in cells : en fr
  • ES141271A1 - A new procedure to build flat vaults. : en es
  • ES141529A1 - Procedure for obtaining irons and steels free of sulfur, phosphorus and other impurities. : en es
  • US2044494A - Metalworking : en
  • FR799661A - Further training in agglomerating machines : en fr
  • GR5857B - METHOD FOR ENRICHMENT THROUGH THE METHOD OF EXCLUDING OXIDIZED MINERAL. : el en
  • US2044521A - Combination chin strap and hair cap : en
  • DE631354C - Printing drum for rotary multiplier : de en
  • DE631476C - Device for applying liquids, in particular dye solutions, to paper, cardboard or similar materials : de en
  • GB448882A - Improvements in or relating to explosives : en
  • US2044323A - Ironing machine : en
  • USD100021S - Design for an ashtray : en
  • US2044186A - Fertilizer discharging mechanism : en
  • US2044365A - Apparatus for applying adhesive : en
  • US2044367A - Ticket printing, issuing, and accounting machine : en
  • US2044068A - Temperature control system for vehicles : en
  • US2044292A - Zinc dust paint : en
  • USD100046S - Design for a mesh fabric for a : en
  • ES141589A1 - A procedure for manufacturing dental prostheses. : en es
  • US2044481A - Material working machine : en
  • GB448869A - Improvements in or relating to machines for operating upon heels : en
  • DE631353C - Process for the production of coarse-grain ammonium sulphate : de en
  • AU5294664A - Character reader : en
  • CA358568A - Sink strainer liner : en fr
  • FR799528A - Improvements to rotary vat meat cutting machines : en fr
  • US2044443A - Means for preventing siphonic action : en
  • USD100047S - Design for a smoking stand : en
  • CA358585A - Expansible hose reel : en fr
  • ES141581A1 - A procedure for the preparation and stabilization of lime gluconate for parenteral use. : en es
  • FR799521A - Electric wave amplifier devices : en fr
  • CH184712A - Connector with pin contact protection. : de en
  • DE631347C - Heel for footwear : de en
  • DE631385C - Arrangement to reduce the voltage imbalance when feeding a direct current three-wire network : de en
  • GR5864B - WOODEN LEVEL PROMOTIONAL ICE CREAM PISTON. : el en
  • ES141698A1 - A frequency modulator device. : en es
  • US2044534A - Locking device : en
  • US2044161A - Separable fastener : en
  • US2044375A - Lubricator adapter for springs : en
  • DE631252C - Electric lap control device : de en
  • DE631332C - Elongated bunker for bulk goods that are sensitive to abrasion : de en
  • DE631226C - Process for making copies on lenticular films : de en
  • DE631341C - Multi-system circular knitting or circular knitting machine : de en
  • CH184718A - Method for controlling the intensity of a cathode ray and cathode ray tube for carrying out this method. : de en
  • US2044099A - Treatment of leather : en
  • ES141670A1 - Improvements in the construction and combination of devices for the discharge of electrons. : en es
  • FR799652A - Superheated steam collector (for locomotives) consisting of tubular elements : en fr
  • FR799532A - Tarmacadam maker : en fr
  • FR799842A - Steel case-hardening process : en fr
  • US2044218A - Warp tensioning and letting-off device for weaving looms : en
  • US2044225A - Combination brooch and clasp : en
  • US2044594A - Pump : en
  • ES141499A1 - A COMPRESSION MOLD FOR THE MANUFACTURE OF BRIQUETTES OR TABLETS OF FINALLY GRANULATED MATERIALS OR IN POWDER FORM : en es
  • ES141833A3 - Sliding improvements for tear-off closures. : en es
  • US2043992A - Petroleum oxidation products and their utilization : en
  • US2044386A - Dehydrating apparatus : en
  • US2044561A - Steel treating : en
  • ES138804A1 - Procedure of manufacturing a system of protective boxes of electric meters. : en es
  • FR799576A - Flexible support plane applicable in particular as backs or backs for all kinds of seats and berths : en fr
  • ES141401A1 - A BASSIN OVEN FOR THE SIMULTANEOUS MANUFACTURE OF DIFFERENT GLASS ITEMS : en es
  • ES141584A1 - A burner for liquid fuel. : en es
  • DE631215C - Automatic device indicating wear on the treads of pneumatic tires : de en
  • FR799796A - Collar button : en fr
  • FR799837A - Switch for electrical circuits : en fr
  • DE585163C - Process for the production of easily water-soluble metal tannin protein compounds : de en
  • FR799585A - Process for the manufacture of mechanical stoppers or metal stoppers of the so-called crown type or similar type comprising a protected closing washer : en fr
  • GB449320A - Improvements in or relating to intermittently acting absorption refrigerating apparatus : en
  • US2044666A - Multiple firing blasting apparatus : en
  • US2044715A - Air heater : en
  • DE631246C - Method and device for compacting the molding sand between the model and a loose sand holding device when producing casting molds in molding boxes : de en
  • ES4760U - Special device to scratch the surfaces of the tires. (Machine-translation by Google Translate, not legally binding) : en es
  • GB449249A - Improvements in or relating to tanning : en
  • US2044693A - Soft fold collar : en
  • ES4189Y - Detachable school desk-table. : en es
  • CH184792A - Process for the preparation of an unsymmetrical pentacarbocyanine dye. : de en
  • US2044165A - High strength alloys : en
  • CH184756A - Axle bearings for rail vehicles. : de en
  • CA358581A - Electrolytic iron manufacture : en fr
  • US2044167A - Process of producing ammonium sulphate : en
  • USD100042S - Design for a commodity dispenser : en
  • GB449246A - Improvements in and relating to the production of oils from fish livers : en
  • US2044065A - Electric switch construction : en
  • US2044117A - Drinking attachment for pumps : en
  • AU2288735A - Means for recording calls made upon an automatic telephone and for preventing unauthorised outward calls : en
  • AU2211035A - An improved roller device. for sliding structures, movable articles andthe like : en
  • CA358587A - Snowchain for automobile wheels : en fr
  • CH184642A - Assembly comprising a graphic document and an explanatory part, constituting a guide, a catalog or other publication of this kind. : en fr
  • CA358487A - Artificial lumber manufacture : en fr
  • CA358566A - Coloured lacquer and coating : en fr
  • CA358503A - Furnace temperature control : en fr
  • US2044240A - Spinning rope : en
  • US2044343A - Gyroscopic device : en
  • US2044001A - Stoker : en
  • DE631249C - Stapling machine for box walls or the like. : de en
  • CA358592A - Pipe damper : en fr
  • CA358595A - Shirtbutton holding means : en fr
  • CA358532A - Pulverulent material separating method : en fr
  • CA358499A - Cutting or shredding machine : en fr
  • USD100080S - Design foe a negligee : en
  • CA358470A - Sack holder : en fr
  • DE631187C - Cast iron heat exchange pipe, especially for flue gas feed water preheaters : de en
  • CH184615A - Process for the preparation of a water-insoluble indulin dye. : de en
  • CH184622A - Process for the production of metal coatings on objects in a mixture of inert gas and metal carbonyl gas. : de en
  • CH184753A - Hand protectors for bicycles and motorcycles. : de en
  • CH184771A - Process for the preparation of a pigment dye. : de en
  • CH184772A - Process for the preparation of a pigment dye. : de en
  • ES141651A1 - RIVETING PROCEDURE OF CLOSING HEADS AND ANALOGUES : en es
  • CH184768A - Process for the preparation of an azo dye. : de en
  • USD100055S - Design fob a bottle : en
  • ES141731A2 - IMPROVEMENTS IN THE CONSTRUCTION OF MECHANICAL SPINDLES FOR THE BENDING AND TWISTING OF THE THREAD AND ITS SIMILAR : en es
  • GB448891A - Improvements relating to electric discharge lamps : en
  • GB449002A - Improvements in fuel-injection pumps for internal combustion engines : en
  • GB449009A - Improvements in or relating to automatically controlled high temperature furnaces : en
  • US2044390A - Baby-garment or nightshirt with a safety device : en
  • DE631205C - Beam balance for making mixtures : de en
  • GB448876A - Automatic coupling for vehicles : en
  • GB448930A - Improvements in and relating to processes for manufacturing soaps and soap masses : en
  • GB448974A - Improvements in or relating to sound reproducing systems : en
  • DE631318C - Drive device for a gas pump : de en
  • FR799716A - Improvements to burner stoves : en fr
  • USD99992S - Design for a tire : en
  • US2044177A - Ball table : en
  • US2044205A - Plow : en
  • DE631211C - Length limiting device for metal hose expansion joints : de en
  • DE631494C - Device for fitting bearing shells in axle bearing housings of rail vehicles : de en
  • US2044153A - Liquid dispensing machine : en
  • DE631435C - Lump holding device for turret presses : de en
  • FR799797A - Antenna and coupling device : en fr
  • US2044407A - Step mat : en
  • US2044519A - Automatic idle time keying unit : en
  • DE622486C - Pan flute-like wind instrument : de en
  • FR799506A - Coupling for transport wagons : en fr
  • US2044649A - Engine mounting : en
  • FR799667A - Improvements to vending machines : en fr
  • FR799617A - Improvements to car suspensions by torsion bars : en fr
  • GB448997A - Improvements in and connected with electrically heated boilers for heating tar and tar bitumen compounds : en
  • CH184608A - Process for making durable colloidal dispersions. : de en
  • FR799604A - Improvements made to jack-type devices, in particular to car jacks : en fr
  • ES141660A1 - A procedure to instantly transform any sewing machine into a machine for cutting fabrics, skins or other materials. : en es
  • GB448820A - Improved means for furnishing protective coverings on the seats of water closets : en
  • GB448968A - An improved mercury switch provided with means for retarding the switching operation : en
  • GB449082A - Improvements in or relating to wallets and the like : en
  • CH184738A - Protection device for pedestrians against being run over in the dark. : de en
  • FR799697A - Accounting operations control process and devices : en fr
  • GB449166A - Improvements in and relating to machines for feeding rods or tubes of fragile material : en
  • US2044032A - Apparatus for refrigerating articles in transit : en
  • US2044036A - Gun mount : en
  • US2044119A - Tabulating machine : en
  • US2044023A - Engine mounting : en
  • US2044615A - Combined roll and frankfurt electric toasting device : en
  • CH184681A - Device for closed fruit juice centrifuges for the supply of inert gases. : de en
  • CH184773A - Process for the preparation of a pigment dye. : de en
  • ES141728A1 - PERFECTED DEVICE FOR THE MANUFACTURE OF SMOKING PAPER BOOKS : en es
  • IE14115L - Locking screwed members : en
  • GB448838A - An improved disc roller classifying grate for coal : en
  • DE631290C - Synchronous motor for driving timers : de en
  • US2044632A - Detachable cutter blade pile wire : en
  • ES141563A3 - Apparatus for molding suppositories. : en es
  • ES141671A1 - Improvements in the manufacture of safety nuts. : en es
  • ES141846A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF MATERIAL FOR SALES : en es
  • GB449024A - Improvements in or relating to electric switch contact members : en
  • DE631365C - Flame-proof insert for bottles with flammable contents : de en
  • US2044295A - Propeller : en
  • US2044430A - Expansion joint : en
  • US2044512A - Electrical protective system : en
  • US2044508A - Container closure : en
  • DE631440C - Extrusion process for the production of pipes : de en
  • FR799550A - Improvements to current transformers : en fr
  • GB448746A - Improvements in and relating to glass-to-metal seals : en
  • GB448828A - Improvements in or relating to pelvic bands for use in connection with artificial legs : en
  • FR799501A - Heating panel : en fr
  • FR799577A - Rigid play mat and its manufacturing process : en fr
  • US2044198A - Manufacture of cast slag articles : en
  • US2044582A - Water softening : en
  • CH184554A - Feeding trough. : de en
  • ES141682A1 - A discharge lamp with mercury vapor refrigerated artificially. : en es
  • US2044289A - Folding machine : en
  • US2044355A - Process for producing polysubstituted derivatives of urea : en
  • US2044744A - Method of and apparatus for treating fibrous, granular or other material in loose form : en
  • CA358474A - Aliphatic hydrocarbon manufacture : en fr
  • ES141510A1 - Gas meter dry system. : en es
  • ES141652A1 - A catalytic process for performing organic synthesis. : en es
  • FR799820A - Improvements to flims or photographic films : en fr
  • US2044037A - Coin collector apparatus : en
  • US2044235A - Folding table : en
  • US2044146A - Control system : en
  • US2044677A - Metal container : en
  • US2044134A - Transportation apparatus : en
  • US2044150A - Artificial horizon : en
  • US2044156A - Printing : en
  • US2044445A - Shower head : en
  • ES141573A3 - Improvements in mechanical devices for making plasters. : en es
  • US2044318A - Mono-cyclohexyl-1.2-dihydroxybenzenes : en
  • US2044695A - Nozzle : en
  • ES141634A1 - A method of manufacturing an elastic yarn for the manufacture of knitwear. : en es
  • ES141789A1 - A procedure for the separation of weak gasiform acids and ammonia. : en es
  • FR799786A - Bipolar incandescent candle : en fr
  • FR799788A - Suspension device applicable in particular to rail vehicles : en fr
  • CH184673A - Transformer unit for welding purposes. : de en
  • ES141511A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES141643A3 - A superheterodyne radiotelephone receiver. : en es
  • GB449255A - Preparation of granulated and reversible rubber composition from rubber latex : en
  • DE631242C - Coil arrangement in flat weft knitting machines, especially cotton knitting machines : de en
  • DE631336C - Device for removing sediment by flushing out of clarifications, dams, etc. like : de en
  • GB448731A - Method of jointing tubes to the plates or walls of radiator and the like tanks : en
  • US2044602A - Container and closure device therefor : en
  • DE631256C - Rotatable, relieved ring slide as a quick-action switch for pressure pipes : de en
  • ES141182A1 - An electric lamp whose incandescent body is welded in one ampoule surrounded by another. : en es
  • GB448925A - Electric calculating machine : en
  • GB448965A - Apparatus for use in viewing projected stereoscopic pictures : en
  • ES141552A1 - An asymmetric conductivity electrode system, with control grid. : en es
  • GB448818A - Improvements in sheet-feeding devices for coating and like machines : en
  • GB448837A - Improvements in and relating to air supply devices for furnaces : en
  • GR5877B - METHOD FOR MANUFACTURE OF HOCHWERTIGEN FABRICS FROM NATURAL SILK. : el en
  • ES141771A3 - An improvement of the gas masks that allows the voice of the user to be heard clearly through them. : en es
  • ES140611A2 - IMPROVEMENTS INTRODUCED IN THE MAIN PATENT : en es
  • US2044060A - Interlocking guardrail brace : en
  • FR799784A - Slate roofing method and device : en fr
  • GB449391A - Improvements in or relating to wireless and like receivers : en
  • DE631373C - Methods and means for making food digestible : de en
  • FR799745A - New soap with permanent advertising effect : en fr
  • ES141656A1 - A new procedure to avoid and partially eliminate coffee roasting. : en es
  • ES4196Y - Pass-through tap. : en es
  • FR799665A - Furnace for the continuous distillation of materials impregnated with liquids or liable to generate vapors and gases by heating : en fr
  • GB448715A - Improvements in current collecting trolleys for electric vehicles : en
  • GB448961A - Apparatus for filtering gases, vapours, air or liquids : en
  • ES141545A3 - Improvements in machines for molding plastic substances. : en es
  • GB448937A - Packing for photographic plates : en
  • DE631297C - Telephony transmitter circuit : de en
  • US2044414A - Manufacture of alcohols : en
  • USD100063S - Design foe a plate or similar article : en
  • US2044301A - Box : en
  • US2044656A - Tongs : en
  • CH184613A - Process for the preparation of a monoazo dye. : de en
  • ES141763A1 - A urinal, with intermittent water jet, caused by the weight of the person. : en es
  • ES141723A1 - Device to prevent fraudulent filling of liquid vessels. : en es
  • AU2299435A - An improved grubbing machine : en
  • ES141494A3 - Apparatus for the purification of molten metals. : en es
  • DE631367C - Soil cultivation equipment provided with a chassis for a bicycle : de en
  • DE631431C - Coupling between the brake jacket and the movable expansion cone : de en
  • CH184677A - Machine for the production of sheet veneers. : de en
  • US2044729A - Control device : en
  • US2044758A - Aqueous suspension compositions : en
  • CH184779A - Process for the preparation of an azo dye. : de en
  • CH184643A - Anti-skid device on skis. : de en
  • FR799752A - Saturator for heating radiators : en fr
  • FR799741A - Improvement in inspection door devices for airplanes, various vehicles, machines, tools, equipment. etc. : en fr
  • US2044613A - Electric discharge tube : en
  • FR799583A - Colorants for vat : en fr
  • GR5852B - STRUGGLE CANDIS (LIKNON) FOR SMALL CHILDREN. : el en
  • AU2295035A - Improvements in and relating to sheep shears : en
  • CA358561A - Grain hopper counter : en fr
  • ES141775A2 - Improvements in burner construction systems for heavy oils. : en es
  • FR799556A - Improvements in mechanical lace, tulle and guipure looms : en fr
  • FR799672A - Progressive speed transformer : en fr
  • GR5869B - FINISHING FRIENDS ON THE POSITION OF THE ANTI-JOINT JOINT. : el en
  • CH184570A - Process for the production of porous building and insulating materials. : de en
  • CH184735A - TV dismantler. : de en
  • CH184650A - Facility for popular amusement. : de en
  • US2044070A - Braking device : en
  • US2044087A - Piston for internal combustion motors : en
  • GB448908A - Improvements in or relating to blowpipe burners for cutting, welding and similar metal working operations : en
  • ES4216Y - Perfected fist. : en es
  • FR799841A - Device for adjusting and controlling the shoes of brakes mounted on motor cars of the <renault> type and similar brakes : en fr
  • US2044651A - Thermostatic fire alarm : en
  • FR799671A - Threads and fabrics metallized or made similar to leather and method of making them : en fr
  • ES141632A3 - A procedure for preparing electrolyte for leclanché batteries. : en es
  • AU2477535A - Base foran incandescent electric lamp : en
  • US2044635A - Screw cutting attachment for lathes : en
  • ES141855A1 - PNEUMATIC DEVICE FOR REMOTE OPERATION OF MACHINE GUNS : en es
  • US2044372A - Reboiler and condenser : en
  • AU2398935A - Improved automatic timing device for resistance welding apparatus : en
  • US2044652A - Sand spreading apparatus : en
  • CH184560A - Opening window sun blinds. : de en
  • CH184789A - Process for the production of a vat dye. : de en
  • DE631320C - Hydraulic control for mechanically driven tables of machine tools, especially milling machines : de en
  • ES4779U - Toy for distraction and reclamation. (Machine-translation by Google Translate, not legally binding) : en es
  • DK51767C - Air-insulated Core for low-capacity cables. : da en
  • US2044709A - Multiple spindle drill : en
  • US2044056A - Waterproofing size and method of making same : en
  • USD100051S - Design fob a coat : en
  • USPP183P - kistler : en
  • US2044400A - Sulphonation of oils or their fatty acids : en
  • CH184775A - Process for the preparation of a water-insoluble disazo dye of the benzidine series. : de en
  • US2044672A - Vending machine : en
  • DE630965C - Process for the separation of oils from mixtures with solid substances : de en
  • AU2291435A - Improvements in or relating to electron discharge devices : en
  • DE614387C - Belt : de en
  • CA358489A - Ladder : en fr
  • US2044389A - Vehicle axle : en
  • CA358538A - Reflex copy making method : en fr
  • CH184604A - Device for carrying out shoe repairs as well as for tensioning and stretching shoes. : de en
  • CA358500A - Organic compound processing : en fr
  • CA358509A - Directional ground relay : en fr
  • DE631322C - Paper sack with gussets and a reinforced sewn bottom : de en
  • DE631386C - Device for measuring and regulating delivery rates : de en
  • US2044003A - Electron discharge device circuit : en
  • USD100000S - An articulated rail car or similar article : en
  • CA358542A - Oil pour point lowering process : en fr
  • CA358471A - Wire tightening and twisting mechanism : en fr
  • USD100025S - Design for a paper pail or the like : en
  • USD99998S - Design for a shoe or similar article : en
  • USD99995S - Design for toasted bread : en
  • DE631207C - Opening head for magnetograms : de en
  • FR799739A - Improvements to friction transmission mechanisms : en fr
  • FR799792A - Machine for composing dies and melting lines of characters : en fr
  • CA358570A - Sponge rubber goods : en fr
  • DE631171C - Method for uninterrupted asynchronous starting of synchronous machines : de en
  • DE631433C - Shear device : de en
  • ES141642A1 - Equipment for sweat steam baths obtained and reheated by means of electrical resistances. : en es
  • US2044251A - Umbrella handle : en
  • US2044287A - Automatic tire inflater : en
  • US2044402A - Production of shuttles : en
  • US2044214A - Sulphur refining process : en
  • US2044624A - Combined pulling, picking-up, and transporting attachment for excavators : en
  • CH184626A - Paper envelope with closing flap and dry adhesive surfaces. : de en
  • US2044337A - Arsenate-aluminate-cement : en
  • US2044345A - Blasting cartridge : en
  • US2044751A - Adjustable arch : en
  • USD100011S - Design fotf a bottle : en
  • USD99989S - Design fob an automobile radiator : en
  • US2044062A - Impulse telegraph repeater : en
  • US2044428A - Shoe shining mitt : en
  • USD100061S - Design for a buckle : en
  • DE631276C - Device for generating alternating current by means of rotating direct current-alternating current resistance converters : de en
  • ES141795A3 - Improvements introduced in the manufacture of cabinets-refrigerators. : en es
  • GB448722A - Improved self adjusting wrench : en
  • US2044000A - Mechanical vibrating system : en
  • US2044257A - Apparatus for electromedical treatment : en
  • ES141625A3 - A procedure for the manufacture of rope or weatherstripping. : en es
  • CH184653A - Firearm with a carriage frame that can be moved on wheels. : de en
  • US2044690A - Knitted fabric : en
  • CH184658A - Induction counter. : de en
  • US2044417A - Production of alcohols : en
  • US2044136A - Treatment and manufacture of artificial yarns, threads, filaments, and the like : en
  • US2044206A - Automatic weft replenishing device : en
  • US2043988A - Lightweight unit : en
  • US2044330A - Air conditioner : en
  • FR799530A - New carburetor system : en fr
  • FR799705A - Improvements to cameras : en fr
  • FR799598A - Arylamides and process for their production : en fr
  • FR799622A - New Printing Machine Mold Dryer : en fr
  • GB448798A - Improvements in or relating to vehicle brakes : en
  • GB448748A - Improvements relating to plansifters : en
  • GB448976A - Improvements in methods and devices for recording sound on photographic material : en
  • GB449162A - Improvements in and relating to the surface treatment of aluminium and aluminium alloys : en
  • GB448725A - Improvements in and relating to electric bells : en
  • GB449241A - Improvements in or relating to the manufacture of azo dyestuffs : en
  • US2044426A - Device for cutting or trimming wallpaper and the like : en
  • US2044438A - Fire extinguishing apparatus : en
  • FR799804A - Improvements to rings of twisting looms or similar machines : en fr
  • CH184793A - Process for the production of a moldable and curable resin. : de en
  • DE631378C - Method of coloring travertine : de en
  • US2044403A - Means for handling a ship's lifeboat : en
  • FR799529A - Liquid mixing device : en fr
  • GB448885A - Improvements in rotary earth and rock drilling apparatus : en
  • ES141694A1 - A process for manufacturing rubber soles for footwear with insoles of ground vegetable materials that serve as pads and insulation of the rubber and the feet, forming with the rubber sole one piece. : en es
  • ES141750A1 - Healloin machines for looms. : en es
  • GB448716A - Improvements in or relating to radio receivers : en
  • CA11124S - Piasnoforte : en
  • US2044711A - Method of and apparatus for making corrugated diaphragms : en
  • DE631185C - Process for the preparation of salts of tetrahydro-N-methylnicotinic acid methyl ester : de en
  • ES141640A1 - Procedure of construction of a toy of manual skill. : en es
  • USD99997S - Design fob a shoe ob similab abticle : en
  • FR799647A - Remote control by liquid transport : en fr
  • DE631234C - Process for the production of fertilizers : de en
  • GB448841A - Improvements in or relating to apparatus for electrically operating railway and tramway points and for analogous purposes : en
  • FR799688A - File press : en fr
  • ES141683A3 - A catalyst for the hydrogenation hardening of fats and oils. : en es
  • FR799633A - Quadruple effect stud plate : en fr
  • AU158036A - Improvements in or relating to cathode ray tubes : en
  • CH184729A - Gas filter. : en fr
  • GB449012A - New anthraquinone dyestuffs : en
  • ES141722A1 - A CABLE PRESS : en es
  • IE14231L - Mills for pepper, coffee, etc. : en
  • ES141697A1 - Improvements in electrical discharge devices. : en es
  • FR799524A - Lathe chuck : en fr
  • GB448760A - Improvements in or relating to fuses for projectiles : en
  • FR799546A - Apparatus for crystallization of solutions by evaporation or cooling : en fr
  • DE631429C - Swing arm aircraft with adjustable swing amplitude : de en
  • GB448877A - Improvements in and relating to methods of producing torque variations in a shaft system : en
  • GB449050A - Temperature regulating apparatus : en
  • FR799555A - Process for treating iron and steel parts, intended to protect them against the corrosive action of water, air and other liquids or gases : en fr
  • ES4778U - Special square to trace patterns and prepare the cut of garment of all kinds (Machine-translation by Google Translate, not legally binding) : en es
  • FR799567A - Triggering device for camera lens shutters : en fr
  • FR799816A - Drive mechanism, for sewing machines : en fr
  • DE631183C - Process and device for the production of a long-life saccharified aromatic malt (caramel malt) : de en
  • ES141799A1 - Improvements in the construction of turbines moved by steam. : en es
  • FR799664A - Cooking process for bakery and pastry products : en fr
  • US2043982A - Valve for gas torches : en
  • DE631271C - Circuit arrangement for initiating switching processes in telephone systems : de en
  • DE631434C - Patterning device for reliefs : de en
  • ES141850A1 - PROCEDURE FOR OBTAINING DIAZONIC SALTS : en es
  • GB448920A - Apparatus for the production of ice : en
  • USD100018S - Design fob a railway crossing signal : en
  • US2044598A - Tappet : en
  • US2044097A - Folding machine : en
  • US2044470A - Impulse sender : en
  • US2044511A - Burner : en
  • US2044255A - Dental machine : en
  • ES141847A1 - Improvements introduced in trains to laminate tubes. : en es
  • ES3885Y - Folding table. : en es
  • ES4215Y - Tilting lid vessel or container. : en es
  • GB448881A - Improved process and apparatus for the ageing of alcoholic drinks such as natural alcohols, wines, spirits and alcoholised liquors : en
  • GB449164A - Improvements relating to induction motor control : en
  • GB448959A - Improvements in gyroscopic apparatuses for automatic steering of torpedoes, aircraft, ships and the like : en
  • US2044541A - Envelope for letters : en
  • GB448741A - Improvements in and relating to carburettors for internal combustion engines : en
  • ES4762U - Electric lamp. (Machine-translation by Google Translate, not legally binding) : en es
  • US2044531A - Device for hulling and polishing cereals and podded grains : en
  • CA358558A - Buttermilk : en fr
  • GB448966A - Improvements in electric water or like heaters : en
  • GR5875B - PRESSURE, TYPE FOR THE MANUFACTURE OF BRICKETS OR TABLETS FROM FINE GRAIN MATERIALS AND MATERIALS IN THE FORM OF POWDER. : el en
  • FR799833A - Illuminating footmuff warmer : en fr
  • ES138406A1 - A new heating system. : en es
  • US2044044A - Pump : en
  • FR799701A - Anti-vibration device for optical instruments : en fr
  • US2044092A - Javelin point : en
  • GB448830A - Improvements in or relating to electrolytes for use in electrolytic condensers : en
  • GB449242A - Improvements in apparatus for amplifying electrical variations : en
  • US2044648A - Sidewall formation sampler : en
  • DE631188C - Water level indicator : de en
  • GB449052A - Improvements in electric insulators : en
  • DE618861C - Coupling, especially for conveyor wagons : de en
  • DE631418C - Electromagnetic vibration transducer, in particular for recording mechanical sound tracks : de en
  • ES141466A2 - IMPROVEMENTS MADE INTO THE PURPOSE OF THE SAME : en es
  • ES141551A1 - Improvements in the manufacture of shaving devices. : en es
  • FR799642A - Process for manufacturing articles made from rubber or similar material : en fr
  • US2044246A - Cleaning composition : en
  • GB448922A - Improvements in screw threading taps : en
  • USD100017S - Design for a combination storage : en
  • ES141624A1 - Procedure for manufacturing dosable suppositories or fractionable introduction or will. : en es
  • DE631269C - Running gear for rail vehicles with elastic tires running around in special guide wheels profiled in the manner of rail wheels : de en
  • DE631283C - Circuit for the interaction of several unison electrical musical instruments : de en
  • US2044107A - Coin chute : en
  • US2044660A - Transmission mechanism : en
  • GB449084A - Improvements in or relating to electric generating cells : en
  • GB449243A - Process of improving the crease-resisting properties of textile materials : en
  • FR799684A - Improvements to davit control cylinders on board ships and other load handling devices : en fr
  • FR799717A - Burners improvements : en fr
  • GR5873B - FINISHING IN COMPOUNDED (MIXED MINERAL OIL COMPROUNDED) MINERAL OILS. : el en
  • ES141554A3 - Braking device on vehicles, for depression or overpressure. : en es
  • ES141602A3 - A measuring device for tissues and other similar materials. : en es
  • FR799565A - Corkscrew for champagne, wine and other bottles : en fr
  • GB448756A - Improved filling heads for bottling machines : en
  • GB449045A - The manufacture of a new hydroxycarboxylic acid and of acid amides derived therefrom : en
  • US2044610A - Vehicle : en
  • USD100038S - Design for a bow for a shoe : en
  • ES141627A3 - An improvement on the tissue milling machines. : en es
  • FR799578A - Woven bags, with special closures by sliding threads in zippers : en fr
  • FR799774A - Device applicable to ice buckets for removing pieces of ice from the space intended to contain the bottle to be cooled : en fr
  • GB448737A - A method of and apparatus for navigating aircraft during landing : en
  • FR799666A - Deflation warning device and pressure regulator for twin tires : en fr
  • US2044420A - Freewheel driving mechanism : en
  • ES141828A3 - Procedure for obtaining syrup and solid glucose products. : en es
  • GR5861B - BURNER TYPE. : el en
  • FR799696A - Trigger mechanism allowing in particular the use of a switch as a contactor or as a circuit breaker : en fr
  • FR799700A - Improvements in locating leaks in underground pipes : en fr
  • DE631184C - Process for the production of azo dyes on vegetable fibers : de en
  • CA358510A - Circuit breaker : en fr
  • GB448840A - Improvements in or relating to controlling means for double-acting piston steam engine : en
  • ES4192Y - Toy submarine boat. : en es
  • US2044104A - Machine for operating upon soles : en
  • US2044489A - Combined roasting and grinding machine : en
  • USD100049S - Design fob a smoking stand : en
  • USD99993S - Design fob toasted bread : en
  • AU2291335A - Improvements in or relating to electron discharge devices : en
  • CH184709A - Cable with flexible concentric conductors for high frequency electric currents, and method for its manufacture. : en fr
  • AU2290935A - Improvements in or relating to gland bearings : en
  • FR799814A - Method of manufacturing brake linings and the like : en fr
  • US2044484A - High speed wire drawing machine : en
  • US2044746A - Circuit controlling system : en
  • US2044347A - Electron tube : en
  • US2044005A - High pressure gauge : en
  • US2044603A - Process of making high viscosity index oils : en
  • US2044346A - Garment hanger : en
  • DE631166C - Circuit arrangement for telephone systems : de en
  • US2044029A - Method of attaching soles to shoes : en
  • US2044157A - Circuit breaker : en
  • DE631231C - Machine for the continuous fastening of zipper links (staples) on the hems of fastener tapes : de en
  • ES140298A1 - A mechanical partner : en es
  • US2044691A - Device for collecting the blood at a certain part of the human body : en
  • DE631340C - Circuit arrangement for the transmission of music, radio, messages or the like from a transmitter station common to several participants via the line network of a telephone system : de en
  • USRE20009E - Art of drawing : en
  • ES141522A3 - A procedure for the manufacture of the filament support of electric incandescent lamps. : en es
  • US2044228A - Automatically opening tubular watchcase : en
  • US2044569A - Film reel : en
  • US2044601A - Fuel distributor : en
  • US2044368A - Differential screw : en
  • US2044469A - Lubricating device : en
  • US2044418A - Cocoanut paring machine : en
  • US2044528A - Process for producing bunsen burners : en
  • GB449066A - Improvements in method of making organic esters of cellulose : en
  • CH184565A - Hot water heating system with heat storage. : de en
  • NL38411C - : en
  • DE631230C - Stacking device : de en
  • DE631311C - Method and device for straightening tubes and rods made of glass : de en
  • DE631346C - Gas protection filter with catalytically active cleaning compound : de en
  • ES141587A3 - A safety valve applicable to gas installations. : en es
  • ES141542A1 - Improvements in the construction of vehicles for taxi or road. : en es
  • ES141616A3 - A procedure for making rubber bladders to hold ice. : en es
  • FR799597A - Manufacturing process of an artificial material : en fr
  • AU2511535A - Improvements relating t fences constructed of cementitous or like material : en
  • US2044135A - Production of artificial textile materials : en
  • US2044264A - Rotary conduction branding unit : en
  • US2044583A - Water softening : en
  • US2044629A - Check valve for fluid pressure pipes : en
  • USD100059S - Design for a buckle : en
  • CH184742A - Forend hinge box consisting of a cut. : de en
  • CH184788A - Process for the preparation of a 1-alkylamino-4-arylaminoanthraquinone. : de en
  • ES141585A1 - Improvements in the transmission systems of electrical signals that have a DC component. : en es
  • US2044678A - Thermally controlled switch mechanism : en
  • US2044643A - Electricity service meter : en
  • USD100040S - Design fob a rotary pump and re : en
  • US2044699A - Lifting jack : en
  • GB449163A - Improvements in or relating to tuning systems for wireless receivers : en
  • GB448800A - Flavouring matters obtained from butter fat and their application : en
  • GB448813A - Improvements in and relating to processes for the production of preparations for nutritive, seasoning and other purposes : en
  • GB448880A - Mechanism for controlling matrix-setting and type line casting machines : en
  • GB448923A - Aligning mechanism for type-casting, type-selecting and other machines : en
  • US2044325A - Spark plug : en
  • US2044657A - Well apparatus : en
  • USD100060S - Design fob a buckle : en
  • US2044067A - Machine for testing clutch assemblies : en
  • US2044398A - Apparatus for shirt or merchandise display : en
  • CH184591A - Process and plant for the production of staple fibers from synthetic threads. : de en
  • ES140606A1 - Improvements in the construction of apparatus for polishing glass. : en es
  • ES141700A1 - A procedure to manufacture luminous. : en es
  • GB448692A - Improvements in neon signs and the like : en
  • GB449005A - Improvements in or relating to cash registers : en
  • GB449039A - Improvements in or relating to tools for collecting and removing fly from spinning machines, looms and other textile machines : en
  • US2044756A - Zero-setting device : en
  • US2044169A - Tractor mower : en
  • US2044265A - Portable gate : en
  • USD100013S - Design fob a dancing figure : en
  • CA358512A - Electric discharge apparatus : en fr
  • US2044474A - Lap : en
  • US2044750A - Art of refrigeration and apparatus therefor : en
  • US2044720A - Liquid fuel burner : en
  • US2044293A - Method of manufacturing propellers : en
  • US2044351A - Tent : en
  • US2044254A - Locking valve : en
  • GB448805A - Improvements in machines for moulding plastic substances : en
  • DE631465C - Socket device for two-socket electric tube lamps, consisting of two single sockets provided with removable caps : de en
  • US2044100A - Indicator : en
  • US2044193A - Transfer conveyer : en
  • USD100012S - Design for a stove : en
  • US2044090A - Tilting furnace : en
  • AU2325635A - Improvements in or relating to burner control : en
  • GB448753A - Improvements in or relating to autographic registers : en
  • US2044071A - Oscillator-detector circuits : en
  • DE631387C - Cleaning device, which in its effective part consists of a friction body which generates electricity when there is friction and is provided with hollow, thin-walled strips : de en
  • DE631399C - Square or polygonal track expansion in cross-section with round or square wooden cores laid next to one another in the direction of the track as a delay : de en
  • CH184691A - Two-stroke internal combustion engine. : de en
  • AU2327735A - Improvements in or relating to spray-roses for shower baths : en
  • DK51752C - Variable Exhibition Stand. : da en
  • US2044268A - Amusement apparatus : en
  • CA358507A - Photo-electric paper cutting control : en fr
  • ES141538A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MENTIONED PATENT : en es
  • ES141844A1 - Gas protection mask. : en es
  • CH184594A - Device for evenly shrinking the artificial silk coming on ring twisting machines for treatment. : de en
  • US2044356A - Method of making celluloid articles : en
  • US2044611A - Automatic water heater : en
  • FR799606A - Improvements to lighters or igniters : en fr
  • US2043997A - Television system : en
  • US2044076A - Skip-stop control mechanism : en
  • USD100034S - Design fob a drawer handle : en
  • US2044562A - Process for the manufacture of triphenyl-methane dyestuffs : en
  • ES141611A3 - An automatic machine for beading cylindrical bodies of tin foil and placing bottoms thereto. : en es
  • DE631374C - Glue applicator : de en
  • ES141575A1 - IMPROVEMENTS IN THE CONSTRUCTION OF TRUCKS TO COLLECT GARBAGE : en es
  • GB448888A - Improvements in or relating to loose-leaf files or binders : en
  • US2044024A - Flare : en
  • US2044702A - Artificial bait : en
  • FR799755A - Differential with automatic interlocking, in particular for motor vehicles : en fr
  • ES141536A1 - A procedure of hydraulic pedal transmission for all types of vehicles. : en es
  • GB448745A - Improvements relating to the interconnection of upholstery springs : en
  • ES141742A1 - APPARATUS TO CUT OR SHRED ONIONS, FRUITS AND OTHER SIMILAR PRODUCTS : en es
  • US2044007A - Resinous products from chlorinated : en
  • CH184746A - Sled runner on stroller. : de en
  • CH184719A - Electrical device for automatic regulation of the carbon spacing of an arc lamp intended for projection purposes. : de en
  • US2044041A - Bottle washing and conveying mechanism : en
  • US2044510A - Setting jewels : en
  • USRE20012E - Rotabt bonded abrasive articles : en
  • CH184787A - Process for the preparation of a 1-alkylamino-4-arylaminoanthraquinone. : de en
  • CA358485A - Wheel and axle coupling : en fr
  • CH184660A - Method for measuring very intense direct currents. : en fr
  • US2044180A - Mercury collector resistance welding : en
  • US2044273A - Piston ring : en
  • CH184800A - Additional cooling device that can be used for heating on motor vehicles. : de en
  • CH184597A - Process for the production of a new textile auxiliary. : de en
  • US2044567A - Golf club : en
  • CH184625A - Method of making bags. : de en
  • CH184564A - Heat exchanger. : en fr
  • DE631275C - Device for limiting the current occurring in the event of an earth fault in AC networks : de en
  • US2044636A - Art of converting hydrocarbon oils : en
  • US2044423A - Starting device for synchronous electric motors : en
  • USD100066S - Design for a plate or similar article : en
  • CA358556A - Milk bottle container : en fr
  • DE631299C - Arrangement for grid control of a multi-phase rectifier or inverter operated with synchronous isolators and vapor or gas discharge paths : de en
  • FR799626A - Automatic advance mechanism for arc welding machines : en fr
  • GB449076A - Improvements in or relating to machines for slashing boot or shoe insoles : en
  • US2044591A - Gas-filled electric discharge tube : en
  • USD100048S - Design for a smoking stand : en
  • NL38444C - METHOD FOR MANUFACTURE OF ARTIFICIAL LEATHER : en nl
  • US2044048A - Container : en
  • USD100057S - Design for an ash receiver : en
  • CA358551A - Spark plug : en fr
  • US2044031A - Turntable : en
  • US2044630A - Manifold inking ribbon : en
  • US2043983A - Apparatus for determining amplitude of sound : en
  • US2043995A - Method of and means for dampening printing surfaces of planographic and analogous presses : en
  • US2044381A - Lock with bolt operating mechanism remaining permanently in the case : en
  • USD100043S - Design fob a combined cigarette : en
  • US2043985A - 1-nitro-anthraquinonyl-6-amino compounds and their production : en
  • US2044006A - Control system : en
  • US2044604A - Bus clamp : en
  • US2044705A - Shock carrier : en
  • SE86600C1 - : en
  • DE631174C - Wave screen made up of two or more sub-filters : de en
  • FR799505A - Apparatus for measuring pressure and for injecting or extracting gas or liquids into organic cavities : en fr
  • GB448750A - Improved spinning bobbin : en
  • US2044362A - Shoe ornamentation : en
  • USD100004S - Design for a stocking : en
  • CH184567A - Device for heating drip or gaseous liquids. : de en
  • FR799508A - Method and device for starting motors : en fr
  • US2044573A - Constant temperature bath : en
  • CH184685A - Packing press for juice extraction. : de en
  • CA358515A - Pigmented paper product : en fr
  • CA358586A - Highway guard rail : en fr
  • USD100014S - Design for a jab : en
  • USD100076S - Design for a coat : en
  • CA358588A - Combination highway and railway transportation system : en fr
  • US2044130A - Textile yarn and the manufacture thereof : en
  • US2044040A - Journal box lid : en
  • US2044159A - Auxiliary cutter for lawn mowers : en
  • US2044683A - Cable cutter : en
  • US2044490A - Motor vehicle brake : en
  • ES141685A3 - Improvements in the purification of metals and their autogenous welding. : en es
  • GB448927A - Improvements relating to the control of alternating currents : en
  • GB448895A - Improvements in bearings for the rollers of washing, wringing and mangling machines : en
  • FR799732A - Improvements to electromagnetic systems for automatic temperature regulation : en fr
  • GB448826A - Improvements in typewriters : en
  • GB449321A - Method and apparatus for dispelling fog : en
  • US2044675A - Adjustable seat : en
  • CH184699A - Jerky drive device on magneto ignition units. : de en
  • US2044008A - Firing mechanism : en
  • US2044103A - Knock-down end closing carton : en
  • US2044344A - Rotary tooth brush : en
  • DE631286C - Cinema playback machine with cooling device : de en
  • DE631454C - Cross conveyor for sheet metal rolling mills : de en
  • DE631420C - Wrench for scythe fastening devices : de en
  • USD99994S - Design for toasted bread : en
  • CH184758A - Vehicle with accumulator batteries and facility for rapid reloading of the same. : de en
  • DE631070C - Filler pencil with continuous lead advance : de en
  • US2043999A - Dental matrix holder : en
  • US2044139A - Harvester-thresher : en
  • US2044530A - Code writing machine : en
  • US2044488A - Combined car heater and windshield cleaner : en
  • DE631368C - Device for rendering car exhaust fumes harmless : de en
  • FR799637A - Method and apparatus for cooling, by means of a cooling agent, burs used for milling teeth, to temperatures allowing painless milling : en fr
  • US2043977A - Exercising device for use in connection with bicycles : en
  • DE631439C - Schuettelrutschenverbindungs, in which a pin or leg sitting on the bottom of one of the slide sections engages in a corresponding recess in the adjacent slide section : de en
  • FR799601A - Improvements to the debtor mechanism of printing machines : en fr
  • US2044250A - Apparatus for recovering values from ore pulp : en
  • US2044553A - Method of making a low consistency hydrated lime : en
  • US2044560A - Pump for gaseous fluids : en
  • CA358540A - Steel container fitting : en fr
  • CH184575A - Device for holding open doors, windows and the like. : de en
  • CH184652A - Grenade launcher. : de en
  • CH184727A - Fire extinguisher. : en fr
  • US2044312A - Combined animal restraining and feeding device : en
  • US2044547A - Basket handle : en
  • ES141758A3 - Improvements introduced in the construction of refrigerator cabinets-showcases, with sliding doors. : en es
  • CA358514A - Direct current system : en fr
  • US2044082A - Azo dyes and method for their preparation : en
  • US2044213A - Process of manufacturing hard board : en
  • US2044533A - Vehicle door hinge and mounting therefor : en
  • CA358545A - Brake slack adjuster : en fr
  • CH184737A - Device for the automatic display of faults in systems for remote monitoring of moving organs. : de en
  • CH184636A - Device for drying photographs. : de en
  • US2044322A - Method and means for bending tubing : en
  • US2044021A - Chair base : en
  • USD100079S - Design for a dress : en
  • ES141807A1 - Device for the manufacture of drainage pipes of concrete or similar underground. : en es
  • FR799651A - Plant for the production of tar, bituminous and similar emulsions : en fr
  • GB448929A - A new aluminium alloy : en
  • GB449094A - Improvements in or relating to apparatus for the manufacture of folding-box blanks : en
  • CH184569A - Method and device for producing cell blocks. : de en
  • US2044231A - Bag dispensing cabinet : en
  • US2044072A - Typewriting machine : en
  • US2044503A - Spring system for railway car trucks : en
  • US2044539A - Camshaft operated knitting machine : en
  • NL38648C - : en
  • US2044532A - Turbine : en
  • CH184759A - Spring clutch for power transmission to the driving axles of electric locomotives. : de en
  • US2044377A - Ashtray : en
  • US2044329A - Azo dyes and their production : en
  • CH184647A - Game device. : en fr
  • US2044132A - Dishwashing machine : en
  • US2044743A - Treating austenitic steel : en
  • US2044382A - Masonry unit : en
  • US2044059A - Method of compounding rubber : en
  • US2044210A - Art of tin-plating : en
  • CA358590A - Rotary engine : en fr
  • CA358591A - Safety pin : en fr
  • CA358593A - Gear-shaping machine : en fr
  • AU2478335A - Process of producing coking-resistant briquettes from brown coal : en
  • US2044276A - Container closure : en
  • US2044472A - Gluing machine : en
  • AU2290535A - A call recorder for automatic telephones : en
  • CA358553A - Bag dispensing cabinet : en fr
  • CA358571A - Vacuum discharge tube : en fr
  • CH184715A - Method for operating gas discharge vessels with partial sleeves arranged in front of the anodes located in the anode protection tubes. : de en
  • CH184791A - Process for the preparation of an unsymmetrical pentacarbocyanine dye. : de en
  • CH184576A - Solid fuel cast iron boiler with installation to transform it into a liquid or gaseous fuel boiler. : en fr
  • CH184739A - Apparatus intended to attract the attention of the public. : en fr
  • DE631204C - Device for making ribbons and threads from polymerisation products : de en
  • CA358530A - Suction cleaner : en fr
  • CH184679A - Safety razor. : de en
  • CH184585A - Object, in particular broom, provided with a handle which is removably attached to it. : en fr
  • DE631195C - Electrical contact cable : de en
  • USD100069S - Design for a plate or similar article : en
  • FR799509A - Winder fitted with an automatic bobbin feeder : en fr
  • FR799592A - Apparatus for the automatic distribution of solid food or the like : en fr
  • FR799742A - Machine for the manufacture in a single operation of corrugated sheets intended to be welded together to form radiators : en fr
  • FR799791A - evaporator : en fr
  • ES141051A3 - Improvements introduced in the manufacture of hydraulic jacks. : en es
  • ES141754A1 - Improvements in telephone transmission systems or telephone repeaters in the senses. : en es
  • CA358594A - Variable resister : en fr
  • CH184573A - Writing desk. : de en
  • DK51755C - Procedure for Mechanical Smoking of New Pipes. : da en
  • CH184550A - Process for preparing a copper slurry for agriculture. : en fr
  • GB448727A - Improvements in and relating to glass to metal seals : en
  • GB449061A - Improvements in or relating to the annealing of metal tubing : en
  • ES4755U - Electric hair straightener (Machine-translation by Google Translate, not legally binding) : en es
  • CH184620A - Process for the production of composite bodies with non-splintering intermediate layers from polymers. : de en
  • AU2546535A - Improvements in scythe and like blades : en
  • US2044363A - Hand truck : en
  • FR799770A - Device for damping the percussions caused by a propeller on the side of a ship : en fr
  • FR799787A - Device for air humidification : en fr
  • ES141598A1 - Switch device. : en es
  • CH184586A - Device for filling liquids into vessels with a small opening, especially in perfume bottles, medicine bottles, etc. : de en
  • CH184698A - Twin magneto. : de en
  • CH184780A - Process for the preparation of an azo dye. : de en
  • DE631324C - Process for the production of multicolor negatives with the aid of multilayer films and direct color developers : de en
  • DE631391C - Device, especially in the case of cylindrical grinding machines, for automatically turning off the grinding wheel provision : de en
  • US2044453A - Piston ring expander : en
  • USRE20006E - Traffic : en
  • US2044692A - Packing for the shafts of steam turbines : en
  • SE86575C1 - : sv
  • CA358547A - Chromic salt solution : en fr
  • ES141748A1 - A method for manufacturing multi-element glassware. : en es
  • GB448870A - Improvements in and relating to golf clubs : en
  • CH184764A - Professional apron. : de en
  • US2044286A - Clock : en
  • US2044473A - Folding chair : en
  • US2044590A - Blow-out preventer : en
  • ES141420A1 - Improvements in heaters in which liquid fuels are used. : en es
  • ES141628A3 - A refinement of metal wheels for automobile trucks. : en es
  • GB448812A - Improvements in refrigerating apparatus for cooling beer and other liquids : en
  • GB448998A - Improvements in or relating to safety devices for gas burners : en
  • FR799794A - Connection piece for pipes : en fr
  • DE631233C - Method for operating a piston engine without flywheels for driving a piston pump : de en
  • DE631468C - Process for improving lubricating oils : de en
  • CA358527A - Educational device : en fr
  • ES140624A1 - PROCEDURE FOR OBTAINING FLY KILLER TAPES AND THE CORRESPONDING DEVICE FOR THEIR PREPARATION : en es
  • FR799707A - Improvement in ash fusion gasifiers : en fr
  • GB448819A - Improvements in concealed hinges for automobile doors : en
  • DE631361C - Electric radiant heater, in particular hotplate : de en
  • US2044460A - Machine for scutching short fibers of flax, jute, hemp, asbestos, and other short fibers : en
  • FR799538A - Protective pad for hooves, galoshes and shoes of all kinds : en fr
  • FR799596A - Sports machine : en fr
  • GB448719A - Improvements relating to the operation and control of portable electric drilling, grinding, and like tools : en
  • GB449256A - Improvements in or relating to circulatory thermal exchange systems, with special reference to refrigeration : en
  • AU2248835A - Improvements in or relating to teat cups for milking machines : en
  • US2044113A - Internal combustion engine : en
  • US2044542A - Electrical meter : en
  • FR799702A - illuminating writing board : en fr
  • US2044618A - Electrostatically controlled arc discharge device : en
  • CH184601A - Insole secured against bending open at the heel edge. : de en
  • ES141743A3 - A gap closing system with loose sliding leaves. : en es
  • FR799540A - Metal utensils for cooking and table service, with handles made of insulating material, and process for their manufacture : en fr
  • CH184646A - Disc play. : de en
  • GB448958A - Improvements in or relating to aerial bombs : en
  • DE631201C - Carrier for drugs : de en
  • US2044221A - Framework for air filters : en
  • DK51758C - Folding Deck Chair. : da en
  • FR799781A - Electric tank oven : en fr
  • GB449259A - Improvements in and relating to pumps, syringes, and like appliances for surgical andmedical and other purposes : en
  • FR799758A - Process for preparing raw rubber with low content of hydrocarbon substances foreign to rubber : en fr
  • CH184747A - Direction indicators. : de en
  • CH184563A - Device for central heating and cooling with air. : de en
  • FR799847A - Metal clip to assemble and seal the wooden planks constituting the packaging boxes and the machine used in its manufacture : en fr
  • ES141572A1 - Improvement in the loaders and warehouses portacartuchos for machine guns and similar firearms. : en es
  • GB448911A - Improvements in and relating to governing devices for elastic-fluid prime movers : en
  • GB448850A - Improvements relating to the purification of the exhaust gases of internal combustion engines : en
  • GB449087A - Improvements relating to apparatus for separating dirt from coal and for other analogous uses : en
  • GB448848A - Improvements in and relating to means for feeding and cutting off lengths of textile fabrics : en
  • CA358475A - Oxygenated organic compound : en fr
  • AU2507035A - Improvements in or connected with wings for aircraft : en
  • DE631480C - Rifle grenade : de en
  • CH184581A - School desk. : de en
  • FR799711A - Device for fixing glass, panels and the like in their support : en fr
  • FR799830A - Block of insulating material containing the constituent elements of antennas and accessories for radio stations. s. f. : en fr
  • GB448787A - Electric multiplying machine : en
  • GB448733A - An improved process for making formaldehyde and other oxidation products from hydrocarbons of the paraffin series having more than one carbon atom in the molecule : en
  • US2044013A - Oil pumping apparatus : en
  • US2044446A - Rail fastening : en
  • DE631369C - Two-part chain link : de en
  • FR799510A - Removable bit drill : en fr
  • FR799632A - Alkaline detergents purification process : en fr
  • US2044245A - Packaging foods : en
  • US2044661A - Tool chest : en
  • GB448713A - Improvements in miners' safety lamps or the like : en
  • ES141519A3 - Procedure for the manufacture of products intended for construction. : en es
  • FR799519A - Differential motor with spontaneous explosions : en fr
  • FR799659A - Rotary kiln : en fr
  • US2044449A - Reset fuse plug : en
  • ES141537A2 - A DRY GASOMETER WITH A WAVY ELASTIC BLANKET : en es
  • ES4763U - A new model of clip or captive pin for the hair (Machine-translation by Google Translate, not legally binding) : en es
  • ES141226A2 - IMPROVEMENTS INTRODUCED IN THE SCOPE OF THE MAIN PATENT : en es
  • GB449003A - Improvements in or relating to blowpipe burners for cutting, welding, and similar metal working operations : en
  • FR799582A - Process for preparing halo-alkyls : en fr
  • FR799591A - Pneumatic circulation dryer : en fr
  • GB448946A - New or improved line connector for electrical cables : en
  • GB448999A - An improved eyelash applicator and curler : en
  • ES141507A1 - A process for separating soluble mineral in a mixture thereof by selective flotation. : en es
  • ES141725A1 - PROCEDURE FOR MANUFACTURING STATTERING SHEETS FOR MULTICOUNTER PURPOSES : en es
  • GB449067A - Improvements relating to the curing of raw hides : en
  • US2044581A - Internal combustion engine : en
  • ES141709A3 - Procedure for working steels and other metals. : en es
  • FR799514A - Tear-off closure, impermeable, for packaging of boxes, such as cigarette boxes, with method and device for its mechanical production : en fr
  • US2044085A - Incinerator : en
  • USD100054S - Design for a bottle : en
  • USD100075S - Design for a display figure or : en
  • FR799574A - Improvements to the wings of metal bodies : en fr
  • GB448913A - Improvements relating to sparking plugs for internal combustion engines : en
  • FR799751A - Webbed glove, for swimming or others : en fr
  • GB448956A - Improvements in and relating to method of and apparatus for treating liquids capable of polymerisation : en
  • GB448983A - Improvements in undercarriages for aircraft : en
  • GR5854B - PERISCOPE FOR VEHICLES (ARMORED) OION MOTOR AND TRACK) RAILWAY VEHICLES ETC. : el en
  • DE631496C - Process for cleaning low-salt solutions, especially natural water, with the aid of electric current : de en
  • DE631358C - Switch assembly consisting of a controller and a toggle switch : de en
  • ES141531A3 - A procedure for the activated stabilization of select wines and the activated-purified production of spicy and sparkling wines by natural means. : en es
  • ES141732A1 - An improved process for the dephosphorylation and desulfurization of steel. : en es
  • GB448720A - Improvements in folding hoods or head coverings for vehicles : en
  • GB448726A - Improvements in or relating to road surface cleansing, dressing and like machines : en
  • GB448975A - Improvements in or relating to phonograph reproducers : en
  • ES141851A1 - Perfections in the manufacture of alloys. : en es
  • DE631232C - Low gas alarm : de en
  • US2044667A - Lock nut : en
  • US2044753A - Method of producing titanium dioxide : en
  • DK51754C - Program switch for Telephone broadcast. : da en
  • US2044182A - Automotive vehicle driving mechanism : en
  • US2044297A - Manufacture of fertilizer : en
  • US2044220A - Filming and coating composition : en
  • DE631380C - Alarm clock with 12 and 24 hour triggering : de en
  • DE631442C - Method for amplifying modulated high-frequency vibrations with tubes that have a non-linear characteristic curve caused by the grid current : de en
  • GB448978A - Improvements in and relating to thermally operated overload switches : en
  • US2044224A - Head lamp : en
  • US2044331A - Beater : en
  • ES3197Y - Construction material suitable for forming roofs. : en es
  • DE631316C - Filters, especially for lubricating oils : de en
  • CH184664A - A method of reproducing matrices of phonograph records. : en fr
  • GB449146A - Running and like athletic shoes : en
  • GB448957A - Improvements in or relating to sockets for plug and socket devices : en
  • ES141500A1 - A process to produce steel alloys to make permanent magnets. : en es
  • DE630953C - Process for the conversion of substituted aryl carboxylic acids into their next higher homologues or their derivatives : de en
  • ES141543A3 - A control valve for compressed air brakes. : en es
  • ES141645A1 - Improvements in liquid meters that include cylinders arranged in a cross. : en es
  • NL38369C - : en
  • DE631310C - Melting furnace for the production of glass threads : de en
  • ES141779A1 - Method for obtaining sound records. : en es
  • FR799673A - Advanced shock absorber check valve : en fr
  • FR799689A - Contactor device more particularly applicable to the control of electric gearboxes : en fr
  • US2044752A - Floating watch movement : en
  • CH184692A - Method and device for flushing two-stroke internal combustion engines. : de en
  • FR799522A - Improvements to the assembly of bicycle pedals : en fr
  • DE631388C - Single column milling machine with vertically adjustable console : de en
  • GB448883A - Improved filter for filtering coffee or other infusions or liquids : en
  • GB448969A - Improvements in carburetors : en
  • GB449044A - Improvements in or relating to connection fittings for electric junction boxes : en
  • GB448747A - Improvements in and relating to ironing or pressing machines : en
  • FR799831A - Device for obtaining juices by pressure : en fr
  • AU2380235A - Improvements in or relating to teat cups for milking machines : en
  • ES141618A1 - A new process of disposing, cutting and supplying cellulose films. : en es
  • US2044739A - Degumming and stabilizing hydrocarbon distillates : en
  • USD100032S - Design for a shoe ob similar article : en
  • DE631181C - Arrangement for the upright conveyance of documents between guide walls, which are arranged above conveyor belts running in parallel : de en
  • US2044093A - Metallic container : en
  • US2044427A - Electrothermally operated valve : en
  • US2044684A - Portable maintenance roller : en
  • DE631178C - Filters, in particular breathing filters and room protection filters, for rendering AEthylene oxide harmless : de en
  • DE631475C - Quick-release fittings for fittings : de en
  • US2044394A - Article feeding apparatus : en
  • GB448794A - Improved method of and apparatus for casting molten materials : en
  • GB449016A - Improvements in or relating to treads of resilient tyres : en
  • ES141845A1 - PROCEDURE TO OBTAIN PHOTOGRAPHS OF VARIOUS COLORS : en es
  • FR799551A - Improvements to variable inductors, especially for high frequency currents : en fr
  • USD100050S - Design for a bottle : en
  • FR799822A - Phonographic device : en fr
  • US2044131A - Transparency meter : en
  • ES140612A2 - APPARATUS TO PREVENT AUTOMOBILE BLINDS, OBJECT OF PATENT NUMBER 139157 : en es
  • FR799571A - Removable and transportable workshop mainly intended for field work : en fr
  • FR799829A - Method and apparatus for the automatic supply of gas to gas pressure liquid distribution tanks in pumping installations : en fr
  • DE631333C - Process for removing toxic and explosive gases from underground fuel tanks : de en
  • IE14094L - Vehicle wheels : en
  • US2044108A - Airplane : en
  • DE631444C - Expansion switch : de en
  • US2044455A - Distributing head for evaporators : en
  • DE631313C - Corrugated roofing panels : de en
  • DE631438C - Loading sinker for goods that are sensitive to falling, especially coal, with flaps or troughs hinged to suspension ropes or chains : de en
  • GB448910A - Improvements in or relating to methods of and means for continuously purifying liquids : en
  • US2044307A - Endless track vehicle : en
  • US2044441A - Cigarette vending machine : en
  • ES141768A1 - Procedure for the manufacture of a material for wrapping and construction. : en es
  • ES141819A1 - A new metal lamp biodo, triode or pentode. : en es
  • FR799663A - Compressor volumetric efficiency adjustment device : en fr
  • FR799683A - Method and means for ensuring intimate contact between gaseous, liquid or fragmented solid bodies : en fr
  • FR799815A - Improvements in the manufacture of brake linings and similar apparatus : en fr
  • GB448873A - Process for the production of ice : en
  • CA358529A - Display stand : en fr
  • CH184725A - Helmet for drying hair. : en fr
  • CH184659A - Device for recording the status of electricity, gas or similar meters. : de en
  • ES4724U - New floats (Machine-translation by Google Translate, not legally binding) : en es
  • US2044518A - Merchandise display and ordering device : en
  • FR799802A - Manufacture of long-lasting luminescent powders : en fr
  • GB449035A - Improvements relating to sealing caps for bung closures of containers : en
  • GR5865B - POLISHING METHOD. : el en
  • ES141546A1 - ADJUSTABLE TRANSMISSION MECHANISM UNDER LOAD WITHOUT SCALES : en es
  • ES141832A1 - Cable improvements for high frequency. : en es
  • FR799562A - Hand-held agricultural instrument : en fr
  • FR799650A - Improvement in apparatus for melting and spreading tars, pitches, bitumens and the like : en fr
  • ES141669A1 - Improvements in the construction of tubular boilers with coils and natural circulation. : en es
  • ES141718A1 - Improvements in the construction of plates for ironing. : en es
  • ES141647A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • GB448988A - Improvements in and relating to permanent magnets for electric machines : en
  • GB448890A - Improvements in machines for drawing flax, wool and other fibres for forming slivers or yarn : en
  • IE13676L - Hat holder : en
  • FR799832A - Support for attachment suction cups for artificial palaces for racks : en fr
  • ES141696A1 - Improvements in the deflector circuits for cathode ray valves. : en es
  • GB449091A - Improvements in or relating to electric incandescent lamps : en
  • FR799616A - System for spreading hydrocarbon binders at constant height for road surfaces : en fr
  • GB448987A - Lock mechanism for automatic guns : en
  • DE631284C - Combined lockstitch and zigzag sewing machine : de en
  • DE631337C - Water post cap with insertable cover : de en
  • US2044326A - Feeder : en
  • GB448889A - Improvements relating to the driving of plansifters and like rotary machines : en
  • GB448979A - Improvements in projectors and projectiles for use in games and sports : en
  • FR799607A - Connection method between the bodywork and the wheels of motor cars : en fr
  • GB448730A - Improvements in apparatus for measuring lengths of cloth : en
  • GB448884A - Spark plugs for internal combustion engines : en
  • DE631173C - Device for alternating current networks to avoid a voltage reduction when a load is switched on : de en
  • CH184648A - Ball game. : de en
  • CH184797A - Centrifugal starter on electric motors. : de en
  • DE631305C - Double acting twin vacuum pump : de en
  • ES141776A1 - A procedure of regulation of the ascending and descending movement of the healds in all kinds of mechanical looms. : en es
  • FR799754A - Blast furnace ferro-manganese production process : en fr
  • FR799813A - Process for treating petroleum distillates : en fr
  • GB448732A - Improvements in safety razor blade sharpeners : en
  • GR5859B - ΠΟΛΥΟΡΑΤΟΝ. : el en
  • GB448918A - Improvements in or relating to printing plates for line printing : en
  • FR799699A - Flame retardant and extinguishing substance : en fr
  • GB449036A - Improvements in sign globes of indicators, beacons or the like for street crossings or other similar purposes : en
  • US2044081A - Metallic jar : en
  • ES141689A1 - Improvements in electrical discharge devices. : en es
  • GB449057A - Improved stay for doors and the like : en
  • GB449120A - Improvements in or relating to exposure gates of magazines for motion picture film : en
  • GB448775A - Improvements in liquid emulsifying apparatus : en
  • US2044267A - Film magazine : en
  • US2044465A - Pressure and differential control : en
  • US2044095A - Evaporating process and apparatus therefor : en
  • US2044525A - Implement : en
  • USPP184P - Pomegranate : en
  • ES141762A1 - Improvements in the provisions for gas-powered feeding of internal combustion engines for automobiles. : en es
  • USD100007S - Design fob a glass goblet : en
  • FR799635A - Combined electric and magnetic deflector system for television : en fr
  • CA358523A - Rubber vulcanization : en fr
  • CA358531A - Suction cleaner : en fr
  • US2044736A - Control apparatus : en
  • DE631363C - Whirlpool pipe brewing device : de en
  • ES141842A1 - An apparatus for the wavy hair, called permanent, based on use without current. : en es
  • GB448892A - Improvements in electric imitation solid-fuel fires : en
  • CH184724A - Process for the production of basic bismuth adipate. : de en
  • NL38498C - : en
  • US2044266A - Card dealing device : en
  • US2044399A - Sulphonation of waxes : en
  • US2044419A - Production of sulphuric acid by the contact process : en
  • US2044732A - Driving connection for lace making machines : en
  • FR799733A - Method and device for forming a weld seam for sieve or cloth type metallic fabrics : en fr
  • US2044290A - Wiring device : en
  • US2044627A - Mechanical pinning device : en
  • DE631213C - Device for reducing the caffeine content of coffee : de en
  • DK51760C - Procedure for processing iron ore or other ferrous goods - in a rotary kiln. : da en
  • DE631424C - Tapping clamp for water pipes with two shut-off devices : de en
  • ES4773U - Sheet device with graphics to exercise in the combination of colors. (Machine-translation by Google Translate, not legally binding) : en es
  • FR799559A - Synchronous drive transmission device at a distance of any angle of rotation : en fr
  • US2044371A - Heating furnace : en
  • DE631228C - Device for mixing tobacco : de en
  • DE631282C - Pickling agents for soldering : de en
  • FR799817A - New nitro dyes and their preparation process : en fr
  • ES4206Y - Changeable cutting bit for the mechanical manufacture of cork stoppers. : en es
  • ES4242U - Procedure of extension of the useful space of load in the vehicles of mechanical traction, especially in the trucks by extension of his platform of load to several dimensions with sides closed and open. (Machine-translation by Google Translate, not legally binding) : en es
  • DE631151C - Security device against theft of motor vehicles : de en
  • US2044409A - Detachable heel lift : en
  • ES141735A1 - Improvements in the tools for making carpets. : en es
  • FR799628A - Waterproof eyecup for washing the eyes by movement of the liquid under the action of the fingers on the device : en fr
  • GB449051A - Improvements in or relating to materials for the preparation of non-alcoholic beverages : en
  • DE631397C - Hydraulic impact cylinder for deep drilling : de en
  • CH184761A - Sighting device for aircraft. : en fr
  • FR799693A - Process for the dephosphorization of phosphorous cast irons and the manufacture of steels with a Thomas converter : en fr
  • US2044369A - Electron discharge device : en
  • ES141629A1 - A procedure to obtain the hermetic seal and the solid fixation in the taps of the filters, descaling devices and the like. : en es
  • FR799645A - New advanced roulette machine : en fr
  • ES141609A3 - A process for making abrasive agglomerates or stones. : en es
  • GR5855B - ANTI-ASSUMPTION PERSON ALLOWING THE CONFERENCE. : el en
  • CH184661A - Power converter. : de en
  • CH184714A - Electrical resistance with a negative temperature coefficient from a sintered mixture. : de en
  • GB448955A - Improvements in and relating to hand protectors for use with grate brushes and like tools : en
  • GB449053A - Improvements in the manufacture of dolls and like figures : en
  • FR799619A - New filter system : en fr
  • CH184801A - Device for actuating bicycle brakes. : de en
  • US2044091A - Atomizer : en
  • USD100039S - Design fob a cocktail drinking glass : en
  • AU2294235A - Method of and arrangement for producing synchronisation impulses in the case of television transmitters : en
  • CH184618A - Method of tanning. : de en
  • USD100027S - Design for a lamp ob similar article : en
  • AU2177835A - An improved holder and displaying device for maps, charts andthe like : en
  • US2044404A - Process of preparing dyestcffs of : en
  • CH184713A - Reinforced hollow concrete mast, in particular for electrical lines, as well as method and device for producing the same. : de en
  • AU2306235A - Improvements in or connected with toy aeroplanes : en
  • US2044098A - Ventilator : en
  • US2044275A - Method of and machine for effecting combined fastening and seam covering stitches : en
  • CH184674A - Method of manufacturing a fitting for pipes and fitting manufactured by this method. : en fr
  • CH184577A - Electric roasting and oven. : de en
  • CA358488A - Clothes pin : en fr
  • CH184744A - Packaging for viscous and pasty luxury foods, especially mayonnaise. : de en
  • US2044088A - Hydraulic material elevator : en
  • US2044688A - Razor blade sharpener : en
  • US2044424A - Insulation testing system : en
  • US2044535A - Wood tile for flooring and paneling : en
  • DK51756C - Automatic Control of Compression Pressure and Supply of Pressure Medium in Engines Powered by Compressed Air or Similar Media. : da en
  • ES141523A3 - A rotary sector pump. : en es
  • GB448970A - Improvements in or relating to buttonhole machines : en
  • GB449315A - Improvements in methods of manufacturing crystalline alumina : en
  • US2044313A - Fire extinguishing apparatus : en
  • CA358583A - Hollow panel : en fr
  • US2043996A - Advertising novelty : en
  • US2044049A - Register frame : en
  • DE631338C - Device for regulating the operation of a steam generator consisting of a string of pipes : de en
  • CH184559A - Device on windows with folding sashes. : de en
  • CH184733A - Process for amplifying, exciting or rectifying electrical oscillations and electrical discharge tubes for performing this process. : de en
  • DE631372C - Storage for vibrating screens : de en
  • CH184645A - Disc play. : de en
  • CH184572A - Sink with a drip tray. : de en
  • CH184631A - Holding device for accounting sheets. : de en
  • ES132687A1 - Improvements in the construction of propeller propellers and their like. : en es
  • FR799595A - Automotive Brake Improvements : en fr
  • CA358564A - Stapling machine : en fr
  • CA358504A - Symmetrical brake : en fr
  • CA358589A - Oil-electric locomotive : en fr
  • CH184662A - Housing part for electricity meters made from molding compound, in particular synthetic resin compound. : de en
  • US2044725A - Manufacture of lubricating oil : en
  • USD100041S - Design for a chair frame or : en
  • USD100037S - Design for a shoe : en
  • DE631263C - Hole billiards : de en
  • GB448802A - Improvements in photographic stripping films : en
  • GB449001A - Tweezers for cutting hair : en
  • GB449079A - Improvements in or relating to sound film systems and apparatus : en
  • US2044125A - Picture frame : en
  • USD99984S - Design for elastic fabric or : en
  • USD99988S - Design for a radiator ornament : en
  • CH184579A - Lockable adjustment device for umbrellas. : de en
  • CA358496A - Steering gear follower : en fr
  • CH184595A - Electrically driven sewing machine. : de en
  • DE631260C - Shock absorbers for aircraft and motor vehicles : de en
  • US2044461A - Means for controlling heat exchange apparatus : en
  • US2044321A - Method of constructing arcuate structures with no staging : en
  • US2044335A - Coupling device : en
  • AU2485135A - Improvements inself-filling fountain pens : en
  • CA358506A - Voltage regulator for axle-generators : en fr
  • CA358560A - Shaped textile article production : en fr
  • DE631257C - Method for cladding metal materials or objects with a metal sheet by filling openings in the metal sheet with a metal of the same type : de en
  • US2044719A - Take-up device : en
  • USD100026S - Design fob a watch display box : en
  • CA358546A - Woven wire screen : en fr
  • CA358569A - Rubber preparation : en fr
  • US2044239A - Air condition indicator : en
  • ES141667A1 - APPARATUS FOR DIVIDING OR COMBINING FLUID MATERIALS STREAMS : en es
  • FR799527A - New cast iron foot for show seats : en fr
  • GB448827A - Improvements in or relating to control surfaces for aircraft : en
  • GB449251A - Method of recovering osmium : en
  • US2044366A - Method for separation and recovery of au, pt, pd, se, te, and as by means of mercurous salts : en
  • DE631395C - Driver for hydraulic deep drilling cylinder : de en
  • US2044243A - Water closet bowl : en
  • DE631477C - Air foam generator for fire extinguishing purposes : de en
  • DE631315C - Mixing device for fuel and oil in fuel tanks for carburettor engines : de en
  • ES141831A1 - An apparatus for the independent obtaining and in gas state of the bodies that make up the water. : en es
  • FR799525A - Striker-doser : en fr
  • US2044234A - Method of manufacturing wallboard : en
  • CA358486A - Journal bearing protector : en fr
  • CH184763A - Wood burning stove. : de en
  • CA358534A - Silver solder : en fr
  • CH184716A - Process for the production of magnetizable workpieces for high frequency purposes, in particular cores for high frequency coils. : de en
  • DE631432C - Mixture pump column for gasoline-oil mixture : de en
  • DE631463C - Conductor's tongs with pressure device and independently switchable ink ribbon : de en
  • DE631190C - Double acting prime mover : de en
  • US2044491A - Manufacture of pipe or tubing : en
  • USD100033S - Design fob a game board : en
  • US2044039A - Apparatus for distributing roadbinding material : en
  • US2044319A - Shank support : en
  • US2044463A - Transmission controlling device : en
  • USD100074S - Design for a flashlight : en
  • US2044507A - Wheeled pulverizing and grading machine : en
  • US2044628A - Treating coal, ore, grain, and similar materials : en
  • US2044303A - Well drilling tool : en
  • US2044373A - Plate straightening machine : en
  • GB449030A - Improvement in pickling or preserving machines : en
  • FR799517A - Control device for bicycles and similar vehicles operated by muscle force : en fr
  • US2044642A - Adjustable shelving bracket : en
  • US2044517A - Upright laundry receptacle : en
  • US2044468A - Preparation of dialkyl ethers of glycol : en
  • US2044716A - Glassware forming machine : en
  • DE631344C - Cassette with supply and take-up core : de en
  • ES141773A3 - Improvements in radiotelephony receiving devices. : en es
  • US2044122A - Game : en
  • US2044208A - Spouted container : en
  • US2044738A - Stencil-printing machine : en
  • USD100001S - A rail car body : en
  • US2044288A - Vending machine casing : en
  • US2044706A - Bottle closure and dispenser : en
  • USD100053S - Design for a shoe : en
  • DE631473C - Metal hose : de en
  • DE630823C - Process for converting naphthalene into benzene hydrocarbons : de en
  • US2044066A - Automobile door locking mechanism : en
  • DE631098C - Method of preparing dihydrodeoxymorphine D. : de en
  • CH184589A - Equipment for the pressure dispensing of perishable fruit drinks. : de en
  • DE631285C - Film cassette with supply and take-up container : de en
  • US2044544A - Catalytic fuel generator : en
  • GB448807A - Improvements in paving blocks and varnished bricks : en
  • US2044436A - Stay for corsets, belts, and the like : en
  • US2044124A - Attachment for multiple printing : en
  • FR799762A - Camera for taking series of images : en fr
  • GB448905A - Improvements relating to cycle pedals : en
  • GB448964A - Squeezing apparatus for use in a machine for stripping the leaves and stalks of fibrous plants : en
  • GB449060A - A process for the production of high molecular 1.2-glycols : en
  • CH184562A - Tamping machine. : de en
  • DE631443C - Process for the production of zinc cups for dry batteries : de en
  • GB448844A - Improvements in the construction of bodywork for vehicles : en
  • FR799766A - Process for the treatment of steel : en fr
  • GB448962A - Improvements in furnace-flue boilers particularly of the lancashire type : en
  • ES141716A1 - PROCEDURE FOR CHARGING A COMBUSTION ENGINE WITH SOLID POWDER FUELS : en es
  • GB448951A - Improvements in or relating to rotary pumps and engines and rotors for rotary pumps and engines : en
  • GB449090A - Process for the manufacture of dyestuffs of the triarylmethane series : en
  • DE631177C - Device for cooling idling fluid couplings : de en
  • ES4351Y - Device for reducing the voltage of electrical energy in receiving facilities independent of the general networks. : en es
  • FR799808A - Apparatus for manufacturing shoes with rubber-coated soles : en fr
  • GB448758A - Improvements in and relating to internal combustion engines operating with fuel injection : en
  • GB448971A - Improvements in or relating to a method and means for continuous vulcanizing of rubber goods : en
  • GB449059A - Improvements in machines for winding yarns or threads, filaments or analogous materials : en
  • CH184624A - Color paper for making copies. : de en
  • ES141240A2 - A portable or travel sewing machine. : en es
  • ES141633A1 - A process for manufacturing plastic masses, varnishes, lacquers, coatings and the like with aqueous dispersions of linosine. : en es
  • FR799648A - Improvements in the handling and operation of seed drills : en fr
  • ES141812A3 - Improvements in the manufacture or frames of sight glass frames for protective gas masks. : en es
  • DE631459C - Manufacture of cupro arsenic compounds : de en
  • DE631470C - Device for controlling conveyor machines : de en
  • GB448728A - Improvements in and relating to foundations for monuments and head stones for graves : en
  • ES141547A1 - PROCEDURE FOR OBTAINING BEE POISON : en es
  • FR799541A - Emptying : en fr
  • FR799641A - Process for removing bismuth from copper or molten masses and copper products : en fr
  • FR799698A - Process for increasing the voltage applicable to electrochemical capacitors and adjusting their electrical characteristics, and capacitors obtained by this process : en fr
  • GB448949A - A device for sharpening the blades of lawn mowers : en
  • US2044608A - Diaphragm for electrical reproduction of sound : en
  • US2044641A - Type bar segment and anvil : en
  • USD100006S - Design for a shoe : en
  • FR799594A - Process for the condensation or for the distillation or for the fractional condensation and distillation of hydrocarbon oils : en fr
  • DE631198C - Process for the preparation of dyes of the pyrone series : de en
  • US2044025A - Electric switch : en
  • US2044477A - Water gauge : en
  • FR799507A - Closing device for containers, bottles and others, preventing that once empty they can be refilled : en fr
  • FR799721A - Reversible contactor for public lighting : en fr
  • USD100045S - Design fob a mesh fabric fob a : en
  • USRE20007E - Attachment for operating gate : en
  • US2044212A - Chair and the like : en
  • ES141830A1 - A procedure for the independent obtaining and in gas state of the bodies that make up the water. : en es
  • FR799589A - Device for holding and dispensing small items such as pharmaceutical tablets, cachets, etc. : en fr
  • US2044209A - Eyelash curler : en
  • FR799677A - Address printing machine and the like : en fr
  • GB448879A - Improvements in mechanism for drawing fibres in textile machines : en
  • GB449021A - Improved plugs for insertion in walls, floors, ceilings, and other places : en
  • DK51769C - Freewheel brake hub. : da en
  • FR799828A - Oscillating ring drive machine : en fr
  • US2044242A - Spring suspension : en
  • ES141679A1 - Improvements in the distillation of acid fats and other similar organic substances. : en es
  • GB448982A - Speed recording apparatus for vehicles : en
  • ES141482A1 - A detonator with security, of special bore, for small caliber projectiles. : en es
  • ES141699A1 - A support for fastening rubber heels to footwear. : en es
  • ES141703A1 - Improvements in the construction of molds for the manufacture of mosaics. : en es
  • ES4768U - Bevel with a transparent screen (Machine-translation by Google Translate, not legally binding) : en es
  • ES141614A3 - A mechanism for toy firearms, with a primer. : en es
  • ES4767U - Bracket for belts, corsets and other clothing. (Machine-translation by Google Translate, not legally binding) : en es
  • US2043981A - Curtain control mechanism : en
  • US2044633A - Wall outlet : en
  • DE631186C - Flame tube boiler, which is connected to an upper drum by laterally rising water pipes : de en
  • DE631303C - Automatic hydraulic control device, especially for controlling steam boiler systems : de en
  • FR799789A - Coupling hook for pulling needles of underground telephone cables : en fr
  • GB448785A - Improvements in the preparation of cops of rayon for dyeing or analogous fluid treatment : en
  • DE631229C - Buyer for automatic ceramic presses : de en
  • GB448822A - Improvements in or relating to ships' hatches and the like : en
  • US2044374A - Superheterodyne receiver for ultrashort waves : en
  • US2044638A - Drop bottom mine car : en
  • DE631360C - Dimming device for vehicle headlights with two-filament lamp : de en
  • GB448916A - Improvements in and connected with piston rings : en
  • CA358492A - Battery terminal : en fr
  • ES141712A1 - ENGINE DRIVE THROUGH FRICTION WHEEL MECHANISMS : en es
  • GB448914A - Improvements in hand tools for sewing the neck closures of fabric sacks : en
  • US2044020A - Automatic pattern controlled milling machine : en
  • FR799549A - Servo motor for controlling shut-off valves : en fr
  • ES141787A1 - An electronic download device. : en es
  • ES141600A1 - Improvements in the installations of circuits for radio and other circuits in which high frequency is used, as well as in the construction and disposition of the electric filters used in said circuits. : en es
  • GB448793A - Improvements relating to lubrication of endless conveyors : en
  • GB448804A - Improvements in and relating to the production of sulphonated products : en
  • GB448814A - Improvements in compositions for covering roads, floors or the like and in the process for the manufacture thereof : en
  • ES141691A1 - A NEW PROCEDURE FOR THE SEPARATION OF NATIVE SULFUR FROM THE FOREIGN MATTERS THAT ACCOMPANY IT : en es
  • ES141783A3 - Rapid movement universal wrench system, used to turn nuts, bolts, cylinders and tubes and can serve as a cutting tool. : en es
  • FR799819A - Process for separating the constituents of a mixture of salts : en fr
  • GB448871A - Improvements in the manufacture and production of acetaldehyde from acetylene containing hydrogen : en
  • US2043998A - Safety razor and razor blade : en
  • USD100008S - Design for a stop and tail lamp lens : en
  • US2044116A - Process for the separation of carbonic acid from gases containing the same : en
  • USD100022S - Design foe a burial vault handle : en
  • DE631326C - Automobile hood lock : de en
  • DE631350C - Device for bending wires for reinforced concrete reinforcement : de en
  • FR799579A - Device for heating the contents of cans and the like : en fr
  • FR799772A - Space-saving bidet : en fr
  • US2044256A - Automatic flashing lamp : en
  • FR799709A - Bombardment sight : en fr
  • FR799769A - Improvements to automobile bodies : en fr
  • GR5874B - DESIGN PERFECTIONS. : el en
  • GB449058A - Improvements in or relating to potato harvesters : en
  • DE631254C - Rotary piston internal combustion engine : de en
  • FR799580A - Magnetically operated gaming, education or advertising device : en fr
  • AU2296135A - Improvements in or relating to television systems : en
  • USD100016S - Design fob a candlestick oe : en
  • DE631472C - Method for tapping pipes under operating pressure using a tapping device : de en
  • ES4756U - New closure for all kinds of bottles. (Machine-translation by Google Translate, not legally binding) : en es
  • GB449025A - Improved filter for gas producers : en
  • ES141635A1 - A method of manufacturing a mastic for the hermetic sealing of containers, boxes and similar containers. : en es
  • ES141639A1 - An armored super cover for tires. : en es
  • FR799675A - Transportable pneumatic mast that can be erected instantly : en fr
  • FR799515A - Antiseptic seat to protect people from possible infection through contact with the seat of the w. vs. : en fr
  • DE631484C - Cleaning roller for spinning machines : de en
  • GB448742A - A new or improved process of producing surgical and sanitary pads, dressings and bandages : en
  • NL38415C - : en
  • FR799809A - Seals for valves, shut-off dampers and similar closures : en fr
  • DE631298C - Fuse with extinguishing fluid and tear spring : de en
  • GB448839A - Improved method of attaching wrist watches to showcards : en
  • DK51763C - Electric Road Lighting Fixture. : da en
  • ES4766U - Double announcement board. (Machine-translation by Google Translate, not legally binding) : en es
  • FR799613A - Photoelectric light meter : en fr
  • GB448952A - Improvements in or relating to rotary pumps and the like : en
  • FR799714A - Manufacturing process of artificial legs : en fr
  • NL38516C - : en
  • US2044737A - Toy railway : en
  • DE631486C - Method of making cement boards : de en
  • CH184553A - Rivet that can be used in particular as a mark for cattle. : en fr
  • CA358526A - Fountain pen feed : en fr
  • CA358525A - Crinkled sheet material : en fr
  • FR799615A - Folding chain mat : en fr
  • NL70336B - : en
  • CA358536A - Condenser tube : en fr
  • USD99996S - Design for toasted bread : en
  • CH184795A - Device for holding workpieces, in particular for the production of carpentry work. : de en
  • CH184728A - Filter mass for an antigas mask against hydrocyanic acid, and method for its manufacture. : en fr
  • US2044149A - Automatic control system : en
  • US2044575A - Radial guiding truck : en
  • CH184798A - Space-saving ankle support with fastening device. : de en
  • US2044599A - Power transmission : en
  • US2044105A - Glove : en
  • US2044219A - Firing mechanism for automatic firearms : en
  • CH184637A - Process for the production of printing forms without the use of a grid. : de en
  • AU2487535A - Improvements in or relating to vending machines : en
  • CA358520A - Wiper : en fr
  • CH184669A - Watch box. : en fr
  • CH184740A - Consumption card holder with advertising. : de en
  • CH184755A - Railway car with a laterally movable loading bridge. : de en
  • US2044238A - Stop motion : en
  • USD100056S - Design foe an ax head : en
  • US2044064A - Pump : en
  • US2044154A - Combination cooking range, table, and cabinet : en
  • USD100071S - Design for a coat ob similar article : en
  • US2044033A - Speaking head : en
  • AU2499635A - Improvement in automatic electric welding : en
  • CH184612A - Process for the production of a new, chromium-containing azo dye. : de en
  • CH184720A - Tubular heating device intended to be introduced into the cavities of the human body. : en fr
  • US2044274A - Piston ring : en
  • GB448915A - Improvements in connecting rods for internal combustion engines : en
  • DE631325C - Device for preventing the formation or deposition of ice and snow on vehicles, namely aircraft : de en
  • ES4177Y - Fastening device for cables. : en es
  • US2044277A - Engine priming device : en
  • ES141672A1 - Improvements introduced in the packaging of food products. : en es
  • GB449070A - Improvements in radio receivers : en
  • US2043989A - Mount for antiaircraft guns : en
  • US2044120A - Sorting machine : en
  • CH184592A - Process for making a textile yarn with little or no wire. : de en
  • CH184651A - Recoil damping device for firearms. : en fr
  • CH184634A - Screw-on bodies for photographic cameras for carrying or supporting the same. : de en
  • ES141692A1 - Improvements in television systems. : en es
  • GB449027A - Improvements in or relating to the manufacture of leather : en
  • DE631273C - Device for expanding the control range of an electrical controller for electrical machines : de en
  • FR799590A - Process for producing photographic views, more especially sound recordings, on endless films : en fr
  • US2044333A - Marking sound and moving picture film for the purpose of synchronization : en
  • US2044350A - Gaseous discharge tube and method of manufacture : en
  • ES141688A1 - A soap-cutting and sweeping machine. : en es
  • US2044584A - Water softening : en
  • DK51762C - Method for Polishing Metals. : da en
  • US2044174A - Protective relay system : en
  • US2044724A - Manufacture of lubricating oil : en
  • US2044728A - Garter grip : en
  • US2044111A - Violin-piano : en
  • US2044129A - Can cover remover : en
  • CH184736A - Control device for bell chimes. : de en
  • CH184781A - Process for the preparation of an azo dye. : de en
  • CH184783A - Process for the production of a vat dye. : de en
  • IE14141L - Mouthpiece cigarettes. : en
  • US2044035A - Knock-down display receptacle : en
  • US2044380A - Bearing and seal therefor : en
  • US2044676A - Shoe last : en
  • US2044689A - Dispensing container : en
  • ES4223Y - Armchair with oscillating backrest. : en es
  • FR799799A - Suspenders : en fr
  • US2044148A - Network protector : en
  • USD100065S - Design for a plate or similar article : en
  • DE631247C - Adjustable folding table : de en
  • GB448993A - Improvements in thermionic amplifiers : en
  • FR799753A - Oil cooler radiator : en fr
  • FR799539A - Process for the electroplating of aluminum : en fr
  • GB448996A - Lobster-claw lock : en
  • DE631175C - Atomizer burners for liquid fuels : de en
  • FR799767A - Boiler accelerator : en fr
  • FR799691A - Indicating device and dispenser for cards, horoscopes or the like : en fr
  • GB448806A - Improvements in ventilating eyelets for spring mattresses, cushions and the like : en
  • AU2402235A - A process forthe production ofan improved adsorpative reagent forthe removal of odorous and otherwise objectionable gases and vapours from atmospheres, andthe product of such process : en
  • AU285265B2 - Middle frequent welding generator : en
  • ES141727A1 - Procedure for obtaining wetting media for mercerising lyes. : en es
  • FR799569A - New chromatable anthraquinone dyes and their preparation process : en fr
  • GB448948A - Improvements in or relating to electro-magnets for use in organs : en
  • GB448990A - Vaporizer burner : en
  • DE631266C - Braking device for Schuettelrinnen with over the gutter swiveling suspended, protruding into the stream of goods : de en
  • CH184723A - Process for the production of basic bismuth sebacate. : de en
  • US2044703A - Transportable dock : en
  • GR5856B - METHOD FOR MANUFACTURE OF ARTIFICIAL TEETH PLACES. : el en
  • ES141576A1 - A gas generator for the production of water gas in continuous service. : en es
  • FR799570A - Manufacturing process of electric heating tubes : en fr
  • ES141823A1 - Improvements in aircraft with autogiratory wings. : en es
  • FR799747A - Methods and apparatus for measuring the flow rates of fluids and the quantities of heat transported by fluids : en fr
  • GB449017A - Improvements in or relating to treads of resilient tyres : en
  • FR799516A - Automatic machine for stamping or franking postal items : en fr
  • ES141373A1 - TUBULAR STEAM GENERATOR FOR LOCOMOTIVES : en es
  • GB448801A - Fastenings for attache and suit cases and such like : en
  • GB448989A - Improvements in building walls : en
  • GR5860B - BURNER TYPE. : el en
  • FR799737A - Taping machine for making chocolate and other similar products : en fr
  • GB448942A - Improvements in or relating to the production of crystalline compositions containingchromium oxide : en
  • DE631209C - Thrust or thrust bearing with a gimbal-like device, in particular a slot bearing : de en
  • FR799692A - Support for adjusting the position of one or more light sources : en fr
  • FR799722A - Terrine for miners' electric lamps : en fr
  • FR799713A - Hydraulic brake system : en fr
  • US2044384A - Cooling of rolls : en
  • FR799844A - Perfected leg warmer : en fr
  • US2044073A - Clothesline reel : en
  • ES4776U - Stove for firewood and other fuels. (Machine-translation by Google Translate, not legally binding) : en es
  • FR799715A - Improvements to the protectors and in particular to the supports of the radiator shelves : en fr
  • GB448809A - Improvements in stuffing boxes for liquid pumps : en
  • DE631423C - Rope clamp : de en
  • ES141834A1 - A device for easier ironing by means of a plate. : en es
  • ES141508A1 - A frothy flotation process for concentrating minerals containing soluble components of different composition. : en es
  • FR799513A - Linen composed of several layers interconnected and its manufacturing process : en fr
  • ES141707A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • GB449068A - Process and machine for the application of transfers on printing cylinders : en
  • ES141558A2 - PROCEDURE TO PREVENT THE VIOLATION OF WOODEN CONTAINERS, FOR IMPROVEMENTS IN THE OBJECT OF THE MAIN PATENT : en es
  • ES141654A1 - Improvements in the manufacture of centrifuged cement tubes. : en es
  • US2044464A - Neon illuminating unit for traffic indicators : en
  • US2044665A - Apparatus for partial oxidation of hydrocarbons : en
  • FR799695A - Method of temporary protection against rust of stripped surfaces of ferrous metals : en fr
  • GB448743A - Improvements in or relating to store front constructions : en
  • ES141737A1 - IMPROVEMENTS IN THE MANUFACTURE OF AGGLOMERATES OF CONCRETE AND OTHER MATERIALS : en es
  • ES141650A1 - A spinning machine : en es
  • US2044364A - Folding furniture : en
  • US2044644A - Cooling apparatus : en
  • CA358495A - Milk bottle : en fr
  • ES141533A1 - Exhaust disposal of steam in locomotives. : en es
  • GB449011A - New anthraquinone dyestuffs : en
  • US2044094A - Auxiliary carburation for internal combustion engines : en
  • US2044577A - Glass-cutting machine : en
  • USD100020S - Design fob an illuminating fixture : en
  • USD99983S - Design for elastic fabric or : en
  • CH184598A - Overdress. : de en
  • FR799623A - Molding machine : en fr
  • DE631279C - Incandescent cathode with large emitting surface for vacuum discharge vessels : de en
  • DE631328C - Ski pole consisting of a metal tube with an insert : de en
  • ES141657A1 - An electrical procedure for opening and closing barriers in level crossings, with acoustic and light signals. : en es
  • US2044203A - Oil field rotary : en
  • DE631306C - Double acting twin vacuum pump : de en
  • US2044018A - Separation of lithium salts : en
  • CA358579A - Deceleration control device : en fr
  • CH184678A - Apparatus for the manufacture and processing of rubber threads and the like. : en fr
  • US2044253A - Bathtub stopper : en
  • NL38355C - : en
  • CH184593A - Lubricating device for the spindles of ring spinning and ring twisting machines. : de en
  • US2044324A - Latch knitting needle : en
  • US2044164A - Control apparatus : en
  • ES141785A1 - A method of manufacturing transmission belts. : en es
  • GB448779A - Improvements in or relating to remote control arrangements and feeder arrangements for use in radio and like high frequency systems : en
  • CA358544A - Blue dyestuff : en fr
  • US2044171A - Nonrefillable bottle : en
  • US2044348A - Locomotive arch : en
  • US2044458A - Means for liquid treating masses of fibers and other fine solids : en
  • US2044712A - Automatic overload release clutch : en
  • GB448926A - Improvements in and relating to band strapping machines : en
  • DE631182C - Process for the production of a special beer : de en
  • DE631446C - Automatic combustion controller : de en
  • US2044479A - Device for reshaping brassieres : en
  • USD100015S - Design for a lighting fixture : en
  • US2044450A - Apparatus for blowing up liquid slag or melt into a highly porous mass of the character of pumice : en
  • NL38296C - EQUIPMENT FOR THE OPERATION OF DISCHARGE TUBES WITH GLOWING CATHOD : en nl
  • US2044588A - Card table : en
  • US2044147A - Remote control thermostat : en
  • USD100035S - Design for a carton : en
  • USD99981S - Design for a tire : en
  • US2044395A - Power controlling system : en
  • US2044650A - Junction box : en
  • US2044682A - Receptacle handle : en
  • US2043994A - Heat generator : en
  • US2044118A - Pasteurizer : en
  • US2044194A - Process of preparing dry powder from emulsions and solutions : en
  • US2044416A - Method of coking hydrocarbon liquids : en
  • ES141710A1 - A device for crushing bones, fat and meat, especially whale and other cetaceans. : en es
  • US2044385A - Resilient mount for electric motors : en
  • US2044456A - Process and apparatus for applying shields to pipes : en
  • US2044361A - Cleaning utensil : en
  • US2044471A - Time recorder : en
  • US2044714A - Engine mounting : en
  • DE630352C - Encapsulated log winch : de en
  • ES4129Y - Adjustable reed system for clarinet and other wind musical instruments. : en es
  • GB449248A - Improvements in and relating to electro-magnetically operated overload switches : en
  • AU103316B2 - Improvements in cartons andother containers composed of sheetmetal or other material : en
  • CH184580A - Assembly consisting of removable arms and their means of attachment to a chair. : en fr
  • CH184670A - Alarm clock. : de en
  • CH184600A - Pants with inwardly folded end parts (Knickerbocker pants). : de en
  • ES141744A1 - Improvements introduced in the manufacture of liquid lift pumps. : en es
  • ES141803A1 - Improved rotary hearth furnace. : en es
  • FR799780A - Engobing process for the surface coloring of unglazed bricks and clay products : en fr
  • FR799573A - Gas igniter for solid fuel furnace : en fr
  • GR5871B - PERFECTIONS CONCERN A NEEDLE OR SIMILAR KNITTING ACCESSORIES. : el en
  • FR799547A - Box for the distribution of pharmaceutical pills, tablets, etc. : en fr
  • US2043979A - Well cleaning device : en
  • US2044514A - Journal box bearing : en
  • US2044645A - Radio receiving system : en
  • CA358502A - Carbureter : en fr
  • US2044538A - Air conditioning apparatus : en
  • CH184708A - Device for regulating the voltage of low-voltage networks. : de en
  • DK51768C - Speech head for steel tone machines according to the Poulsen Principle. : da en
  • ES141580A1 - Improvements in the manufacture of faucets for sanitary appliances. : en es
  • ES141690A1 - Improvements in automatic springs for doors and other doors. : en es
  • ES4759U - Leaf pin. (Machine-translation by Google Translate, not legally binding) : en es
  • US2044109A - Locomotive stoker : en
  • US2044338A - Retractable landing gear : en
  • US2044476A - Apparatus for making bags : en
  • US2044606A - Box machine : en
  • US2044269A - Lubricating system : en
  • US2044315A - Elevating road grader : en
  • US2044639A - Process of packaging nut meats : en
  • FR799827A - Improvements to machines for drawing linen, wool or other fibers for the formation of ribbons or yarn : en fr
  • US2044669A - Wing brace for sampson posts : en
  • CH184684A - Oil level indicators for bearings of centrifuges and similar machines. : de en
  • DK51753C - Device for Appliances for Spreading Gravel and Sand from Automobiles. : da en
  • CA358575A - Fastener-secured installation : en fr
  • CH184638A - Fountain pen attached to a pen or ink vessel. : de en
  • US2044710A - Method of making hollow articles : en
  • CH184700A - Protective cap for spark plugs, in particular radio protective cap. : de en
  • CH184711A - Device for the watertight introduction of cables in metal housings. : de en
  • AU2360235A - Improvements relating to convertible chairs and stepladders : en
  • CA358493A - Drill cleaning apparatus : en fr
  • CA358577A - Railway car loading device : en fr
  • US2044262A - Garden cultivator : en
  • US2044263A - Rotary induction branding unit : en
  • US2044554A - Contact cable terminal : en
  • CH184666A - Device for ensuring that the relative position of two moving parts connected by gear is independent of the direction in which a force was last applied to one of these two moving parts. : en fr
  • CH184680A - Screwdriver. : de en
  • CA358521A - Self-sharpening razor : en fr
  • US2044298A - Coupling : en
  • US2044557A - Method and apparatus for treating surfaces : en
  • CA358557A - Refrigeration : en fr
  • US2044640A - Pressing or treatment roller : en
  • CA358480A - Cutaneous suture making appliance : en fr
  • US2044127A - Control by integration : en
  • CH184796A - Grinding device. : de en
  • DE631455C - Cross conveyor for sheet metal rolling mills : de en
  • ES141711A1 - NEW SYSTEM FOR MARKING OBSTACLES BY RADIOELECTRIC WAVES : en es
  • FR799843A - Improvement of collars, ruffs, cuffs and shirt linings to be stiffened : en fr
  • DE631267C - Gripper sheds and device for presenting the weft thread outside of the shed : de en
  • US2044050A - Balanced diaphragm system and meter utilizing the same : en
  • CH184614A - Process for the preparation of a water-soluble, basic triphenylmethane dye. : de en
  • GB448711A - Improvements in or relating to showerproof fabrics and the like materials : en
  • GB448912A - Improvements in apparatus for evaporating liquids : en
  • GB448788A - Improvements in the manufacture and production of aromatic or heterocyclic carboxylic acid amides of high molecular weight : en
  • CH184607A - Process for removing deposits in equipment, especially in those used in the food and beverage industry. : de en
  • GB448744A - Improvements in or relating to drop hammers and the like : en
  • ES141528A2 - IMPROVEMENTS IN THE OBJECT OF THE MAIN PATENT : en es
  • FR799687A - Device for protection against air attacks with destruction system for attack vehicles : en fr
  • ES4761U - Canned food box (Machine-translation by Google Translate, not legally binding) : en es
  • FR799765A - Steel treatment process : en fr
  • DK51761C - Light protection agent for human skin. : da en
  • FR799537A - Compress : en fr
  • FR799764A - Improvements in the manufacture of yarns, fabrics and the like : en fr
  • GB448721A - A combined sun visor and wind deflector for motor cars and the like : en
  • DE631217C - Telegraph tape transmitter, in which the movement of the transmitter contacts is effected by a mechanical drive as a function of the tapeswitch levers, which in turn control the power transmission for moving the transmitter contacts only in the sense of a switch position : de en
  • FR799560A - Steam engine device for vehicles, in particular for high steam pressure : en fr
  • GB449074A - Improvements in carburetters for internal combustion engines : en
  • US2044126A - Lift : en
  • US2044439A - Combined burial casket and grave vault : en
  • US2044722A - Manufacture of lubricating oil : en
  • GB448723A - Improvements in weaving loom heddles : en
  • GB449026A - Improvements in or relating to paper containers, wrappers or the like : en
  • US2044123A - Alkali primary cell with depolarization by air : en
  • US2044434A - Photographic camera : en
  • US2044357A - Aileron control for folding wings : en
  • GB448977A - Improvements in flexible tubes : en
  • FR799511A - Tube or sleeve applicable to heat exchanger tubes through which fluids flow : en fr
  • FR799749A - Improvements to machines for manufacturing insulated wires and the like : en fr
  • USD100024S - Design for a shell ashtray : en
  • DE631405C - Automatic regulation device for projection arc lamps : de en
  • ES4179Y - Chain bracelet or bangle. : en es
  • FR799644A - Ionic rectifier tube with activated incandescent cathode and an atmosphere of crypton, xenon or a mixture of these two gases : en fr
  • US2044731A - Thermal insulation structure : en
  • CH184656A - Liquid meter timer. : en fr
  • US2044026A - Fuse for projectiles : en
  • USD100062S - Design for a buckle : en
  • ES141648A1 - PROCEDURE FOR THE HYDROGENATION OF HEAVY OILS, TARS AND LIQUID HYDROCARBONS IN GENERAL : en es
  • GB449086A - Improvements in and relating to trolleys for electric vehicles : en
  • US2044061A - Radio repeating system for ultra-short waves : en
  • DE631251C - Release device for lever registers : de en
  • DE631384C - Electric switch with arc extinguishing by a flowing extinguishing agent : de en
  • ES141816A1 - Adjustment procedure for guns superimposed on hunting shotguns. : en es
  • FR799763A - Motorcycle that can be used as a watercraft at the same time : en fr
  • US2044336A - Wire fabric for bedsprings and other articles : en
  • US2044352A - Mr conbitioning system : en
  • US2044452A - Adjustable loading means : en
  • US2044713A - Engine mounting : en
  • US2044011A - Refrigerator : en
  • US2044686A - Tidal storage device : en
  • FR799801A - Cash dispenser with advance payment : en fr
  • GB448960A - Improvements in or relating to apparatus for crushing coal, ores, rock and other materials : en
  • US2044415A - Method and apparatus for electrodeposition : en
  • US2044515A - Car body construction : en
  • US2044655A - Furnace port : en
  • CH184745A - Transport device. : de en
  • AU2293935A - Means for obtaining subterranean water : en
  • ES141792A1 - Improvements in the means of extracting olive oil. : en es
  • US2044358A - Manufacture of seamless pipes : en
  • FR799534A - Process for drying the glue in the form of small divisions and product obtained : en fr
  • ES141626A3 - A procedure for the manufacture of asbestos fiber filled mats. : en es
  • GB448875A - Improvements in electric lampholders of the bayonet type : en
  • GB448972A - Underwear for women and girls : en
  • US2044272A - Piston ring : en
  • US2044283A - Railway frog : en
  • ES141103A1 - Improvements in the construction of molds for the manufacture of mosaics. : en es
  • FR799631A - Varnishes more particularly intended for waterproofing transparent cellulosic sheets : en fr
  • GB449046A - Improvements in or relating to heat transmitting tubes : en
  • DE631394C - Hydraulic deep drill : de en
  • GB448984A - A rotary lock, capable of operating its bolt with a rotary motion : en
  • US2044155A - Ignition system for combustion : en
  • DE631398C - Connection between rotary drill bit and drill collar : de en
  • ES3630Y - Cement and asbestos board with skylight. : en es
  • FR799682A - Mode of transformation of a reciprocating rectilinear motion into a circular motion or vice versa : en fr
  • US2044359A - Apparatus for casting : en
  • US2044733A - Vehicle heating system : en
  • CA358483A - Radiator : en fr
  • CA358517A - Article covering process : en fr
  • DE631307C - Machine for splitting leather : de en
  • FR799605A - Improvements to parabolic mirrors : en fr
  • US2044022A - Cooling apparatus : en
  • US2044166A - Furniture : en
  • GB448739A - Improvements in or relating to fuel supply systems for internal combustion engines : en
  • GB449062A - Improvements in method and means of casting metals : en
  • USRE20003E - barnes : en
  • CH184766A - Process for the production of a condensation product. : de en
  • ES141646A1 - Procedure for the manufacture of valuable natural silk fabrics. : en es
  • ES141706A1 - Procedure for the manufacture of depilated skins with the use of triptases of mycoses in neutral reaction to little acid. : en es
  • GB449075A - Improvements in small polarised synchronous electric motors : en
  • ES141804A1 - Improvements introduced in the construction and suspension of ballots for rotating machines. : en es
  • US2044152A - Automatic leveling device for elevators : en
  • US2044496A - Stationary tool metal working apparatus : en
  • US2044701A - Container : en
  • US2044580A - Transmission line : en
  • US2044014A - Process of making oxidized products : en
  • US2044217A - Tape condenser : en
  • USD100081S - Base for a power tool machine or : en
  • CH184649A - Playing card press. : de en
  • US2044227A - Lock control for fifth wheel couplings and the like : en
  • USD100044S - Design for a mesh fabric for a : en
  • USD100003S - Design for a shoe : en
  • CH184690A - Steam heat storage system. : de en
  • USD99985S - Design for elastic fabric or : en
  • US2044195A - Process of heating substances : en
  • US2044425A - Swivel : en
  • USD100031S - Design for a lamp base or similar : en
  • ES4150Y - Caps for containers intended to contain granular or powdery materials. : en es
  • FR799536A - gas scrubber, e.g. for the separation of hydrogen sulphide from gases : en fr
  • FR799744A - Continuous operation coke oven and thermal recovery for rapid production of semi-coke preferably in metal molds : en fr
  • US2044509A - Door closer : en
  • ES141755A1 - Airplane with split wings. : en es
  • FR799680A - Universal elbow for pipes, electrical in particular : en fr
  • AU2338535A - Improvements in lehrs : en
  • FR799649A - Improvements to sealing devices for metal containers and new industrial products resulting from their application : en fr
  • ES141126A3 - Improvements in the manufacture of cupro-nickel tubes, special for the construction of condensers. : en es
  • US2044431A - Method of electroplating metal : en
  • US2044754A - Automatic keyboard : en
  • US2044200A - Counting mechanism : en
  • US2044300A - Vehicle signaling device : en
  • DE631415C - Process for reducing the shrinkage of cellulose hydrate films : de en
  • ES140736A3 - Manufacturing procedure of electrical conductive rails. : en es
  • ES141622A1 - Improvements in the construction of road surfaces. : en es
  • FR799845A - Vending machine operating with coins : en fr
  • GB448899A - Improvements in and relating to glazed horticultural ground frames : en
  • GB448833A - Improvements in and relating to circuits for electric discharge devices : en
  • CH184785A - Process for the production of a vat dye. : de en
  • ES140605A1 - Improvements in the construction of apparatus for polishing glass. : en es
  • US2044160A - Centrifugal switch : en
  • US2044437A - Automatic valve control mechanism for fluid distributing systems : en
  • US2044586A - Recording instrument : en
  • ES140607A1 - Improvements in the construction and arrangement of radio communication devices. : en es
  • ES141431A1 - Arrangement to produce the percussive force in the percussion apparatus. : en es
  • GB448823A - Improvements in or relating to shovels, scoops and the like : en
  • GB449028A - Improvements in sealing devices between relatively moving parts of furnaces and the like : en
  • DE631343C - Bearing bushes made of brass, bronze and other non-ferrous metals : de en
  • GB448717A - Improvements in and relating to mechanical stokers for boiler and like furnaces : en
  • GB448795A - Improvements in and relating to a mechanism for automatically decreasing the number of loops in flat type knitting machines : en
  • ES141605A1 - A procedure for constructing a photoelectric electrode. : en es
  • ES4158Y - Removable rim for vehicle wheels designed to carry pneumatic linings : en es
  • CH184754A - Safety device on locomotives with gear transmission. : de en
  • ES141636A1 - Photographic apparatus : en es
  • GB448986A - Improvements in or relating to the coating of hollow bodies : en
  • DE631264C - Ring roller press : de en
  • GB448909A - The manufacture of a yellow substantive dyestuff for cotton : en
  • CH184696A - Electrical system for automobiles. : de en
  • AU2363935A - Process forthe destructive hydrogenation of coal : en
  • ES141571A1 - An improved procedure for tempering glass. : en es
  • US2044612A - Plasticizer : en
  • CH184654A - Shooting range with equipment for at least semi-automatic display of the bullet hits. : de en
  • US2044616A - Revolving pot : en
  • CA358573A - Leather simulating product : en fr
  • ES141565A2 - AN PERFECTED PROCEDURE TO CARRY OUT INDUSTRIAL ALCOHOLIC FERMENTATION, IN ORDER TO INCREASE ALCOHOL YIELD : en es
  • CH184627A - Agenda. : de en
  • CH184552A - Pliers as animal identification devices for pulling in bow-shaped, riveted ear tags. : de en
  • CA358552A - Spark plug : en fr
  • CH184697A - Ignition coil. : de en
  • CH184777A - Process for the preparation of an oil- and fat-soluble disazo dye. : de en
  • ES141800A1 - A telephone installation, of an improved system, applicable to acoustic frequency amplifiers. : en es
  • DE631218C - Furnace system, consisting of a cupola furnace and a gas-heated flame furnace connected to it : de en
  • US2044027A - Liquid dispensing : en
  • US2044201A - Key stroke counter : en
  • FR799771A - Instant stop control device for blinds : en fr
  • CA358469A - Electrical socket : en fr
  • CH184571A - Siphoid box. : en fr
  • CH184605A - Roller mill. : de en
  • DE631288C - Firearms storage for aircraft : de en
  • CA358518A - Homogeneous mixture packing method : en fr
  • CH184596A - Stitching needle holder handle. : en fr
  • CA358505A - Railway car electrical system : en fr
  • ES141526A1 - A machine to bend tubes. : en es
  • GB449254A - Improvements in or relating to abrasive throwing wheels : en
  • FR799593A - Method for manufacturing four-fin or two-fin probes : en fr
  • GB448933A - Improvements in and relating to armoured hose : en
  • GB449462A - Improvements in and relating to the manufacture of rubber threads : en
  • US2044184A - Apparatus for making negatives : en
  • ES4200Y - Sprayer for perfumes and other liquids. : en es
  • FR799793A - Process for splitting the greas : en fr
  • US2044493A - Auto paint refinish : en
  • ES141502A1 - Improvements in automatic cutting devices for solid bricks, tubular and other row products. : en es
  • DE631295C - Process for heating liquids for distillation, cracking or evaporation processes : de en
  • ES141715A1 - A sound reproduction device. : en es
  • FR799686A - Gear shift system : en fr
  • DE631132C - Total printing device for calculating typewriters : de en
  • DE631366C - Automatic engine shutdown : de en
  • GB449073A - Means for accelerating the reaction of chemical solutions on hair when employed for the production of permanent waves : en
  • DE631199C - Process for the representation of dyes : de en
  • DE631281C - Casting machine with an ascending pressure piston : de en
  • DK51765C - Even pressure gas turbine system. : da en
  • ES140787A1 - A machine to manufacture hollow objects of glass, such as bottles and mouths. : en es
  • GB449031A - Improvements relating to electric discharge tubes, particularly gas-filled luminous tubes : en
  • DE631265C - Automatic clay strand cutting device for brick presses : de en
  • GB448799A - Improvements in and relating to lanterns for electric lamps : en
  • DE631450C - Process for cleaning sugar juices : de en
  • DE631197C - Electrode system for dry rectifier : de en
  • DK51766C - Three-cylinder, twin-steam engine. : da en
  • DE631492C - Light metal pistons for internal combustion engines with a ring attachment protruding into the combustion chamber for supporting the piston rings : de en
  • ES141713A1 - A radio receiver. : en es
  • GB449322A - Improvements in wireless communication systems : en
  • US2044170A - Crankshaft twister : en
  • GB449055A - Improvements relating to steam heating apparatus more particularly for railway vehicles : en
  • US2044662A - Slide fastener : en
  • FR799655A - Method and device for filling and capping containers protected from any contact with external agents : en fr
  • FR799518A - Improvements to acoustic or similar devices : en fr
  • FR799523A - Application of the polycylinder combustion engine of the <inverse> type to the motorcycle and particularity of the frame : en fr
  • DE631422C - Circulating body : de en
  • US2044376A - Animal food processing machine : en
  • DK51759C - Process for the production of a linoleum-like coating material. : da en
  • FR799544A - Process for the manufacture of sheets, tapes, threads and the like, based on rubber latex, guttapercha, balata, synthetic gum and the like and products obtained by this process : en fr
  • FR799545A - Tape fly traps, and device for the manufacture thereof : en fr
  • ES4022Y - A new type of packaging for fruit export : en es
  • DE631437C - Brake conveyor : de en
  • ES141655A1 - Oil home installation. : en es
  • GB448924A - Improvements in or relating to shoulder straps for garments and links therefor : en
  • ES141661A1 - An oscillating circuit system for ultra-short waves. : en es
  • US2044527A - Cutting tool : en
  • ES4775U - Face mask for gas scanners. (Machine-translation by Google Translate, not legally binding) : en es
  • GB449392A - Improvements in or relating to fluorescent or luminescent screens suitable for use in cathode ray tubes, or for use as rontgen ray transmitting or intensifying screens : en
  • CA358524A - Rubber vulcanization : en fr
  • CH184687A - Gas compression installation comprising at least one automatic adjustment device. : en fr
  • CH184717A - Gas circulation device for arc converters. : de en
  • US2044216A - Wall structure : en
  • ES141767A1 - Perfection on wheels of all kinds. : en es
  • ES141520A1 - A procedure for obtaining color films for cinematography. : en es
  • ES141608A3 - Improvements introduced in the manufacture of steel wool. : en es
  • DE631172C - Valve-controlled multiphase motor : de en
  • USD99999S - Design for a globe pendulum clock : en
  • ES141720A1 - DEVICE FOR FORMING THE MIXTURE IN INTERNAL COMBUSTION ENGINES : en es
  • ES4211Y - Automatic brake for the roller shutter operating belt. : en es
  • ES141726A1 - MACHINE TO CAN CANNED MEAT OR FISH : en es
  • DE631370C - Electric single drive : de en
  • GB448980A - Improvements in fiber refining and refiners : en
  • DE631236C - AC voltage measuring amplifier with logarithmic display : de en
  • DE631220C - Lawn mower with rotating helical blades : de en
  • ES141764A3 - Improvements in the automatic or safety nuts. : en es
  • US2044379A - Piston : en
  • US2044592A - Truck body handling system : en
  • US2044128A - Weather integrator : en
  • US2044516A - Range construction : en
  • US2044563A - Grinding machine : en
  • US2043980A - Fuselage construction : en
  • US2044211A - Roller skate and attaching means therefor : en
  • US2044574A - Stripper for wire-receiving blocks : en
  • US2044685A - Antisplash guard for typographical machines : en
  • FR799803A - Measuring device for granular or powdery materials : en fr
  • FR799812A - Cinematographic projection device : en fr
  • DE631321C - Covering device for the edge of jars : de en
  • GB448755A - Process of agglomerating fossil silica and products obtained thereby : en
  • GB448893A - Headstock for machine tools for boring, drilling and internally polishing and honing : en
  • ES140696A1 - Procedure for the manufacture of composite elastic threads. : en es
  • ES141054A3 - Perfections in zip closures. : en es
  • ES141802A3 - A planing buoy to guide airplanes on landing. : en es
  • GB448898A - Improvements in the purification of crude methanol : en
  • ES141544A1 - Improvements in obtaining sulfur from sulphurous gases. : en es
  • US2044281A - Paper manufacture : en
  • US2044595A - Brush : en
  • US2044726A - Manufacture of lubricating oil : en
  • DE631302C - Device for comparing the amount of combustion air flowing into a combustion system with a fluctuating chimney draft : de en
  • ES141623A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE PRINCIPAL PATENT : en es
  • US2044327A - Can opener : en
  • US2044504A - Muffle device : en
  • US2044721A - Manufacture of lubricating oil : en
  • ES141843A3 - Improvements in devices for extracting vulcanization chambers from tires. : en es
  • ES141578A1 - Improvements in telekinetic emission systems. : en es
  • FR799643A - Box for pupin coils : en fr
  • US2044457A - Heat exchanger : en
  • US2044579A - Process of treating resinous products : en
  • FR799824A - Suspension device for steering wheels of automobiles on the road : en fr
  • CH184588A - Filling machine for filling a predetermined amount of liquid into bottles. : de en
  • CH184770A - Process for the preparation of an azo dye. : de en
  • ES141674A1 - A furnace for the continuous distillation of materials. : en es
  • US2044397A - Temperature responsive switch : en
  • US2044549A - Three-cutter bit : en
  • US2044565A - Power application transformation for chain hoists : en
  • US2044597A - Refrigeration : en
  • AU2493435A - Methods of producing radio tube grids : en
  • CA358580A - Loom : en fr
  • CH184611A - Process for the preparation of thiochrome. : de en
  • CH184705A - Process for the production of stator windings on electric submersible motors and winding produced by the process. : de en
  • US2044410A - Dental instrument : en
  • AU403730B2 - Character reader : en
  • US2044411A - Device for measuring stiffness of sheet material : en
  • CH184707A - Alternator for lighting apparatus of a vehicle, in particular a bicycle. : en fr
  • CA358563A - Road grading machine : en fr
  • US2044069A - Finned evaporator : en
  • CH184683A - Device on helical teeth, which ensures a more even distribution of tooth pressure over the tooth flanks. : de en
  • US2044078A - Method of paraffining receptacles : en
  • USRE20004E - canton : en
  • US2044258A - Window : en
  • FR799658A - Control and recording device of reciprocating movements : en fr
  • FR799750A - Optical system for lighting a well-defined area : en fr
  • GB449047A - Lantern for use in testing colour vision : en
  • GR5867B - METHOD OF INDUSTRIAL MANUFACTURE OF WAX MASSES FOR APPROACHING PARQUET AND FURNITURE (PARQUET) VARNISH SHOES AND ANALOGS. : el en
  • ES141813A1 - A combined, instant and time fuze. : en es
  • FR799826A - Advanced training in drilling tools and their assembly : en fr
  • GB448778A - Improvements in or relating to apparatus for drying slurry and other materials : en
  • CH184689A - Steam system with heat accumulator charged by excess steam. : de en
  • FR799504A - Method for preparing seasoning products : en fr
  • GB449089A - Manufacture of azo-dyestuffs : en
  • US2044168A - Roller bearing construction : en
  • US2044285A - Fan : en
  • US2044564A - Grinding machine : en
  • USRE20005E - Duct for current distributing systems : en
  • DE631396C - Hydraulic motor for deep drilling in the borehole : de en
  • DE631456C - From a lengthwise split sleeve and a device for holding the sleeve halves together, existing handle fasteners for brooms, scrubbers and the like. : de en
  • ES141607A1 - Apparatus to guide the width of the tissues. : en es
  • ES141751A1 - A device for the exposure of advertisements. : en es
  • US2044306A - Endless track vehicle : en
  • DE631371C - Process for the pretreatment of aluminum and its alloys in order to produce firmly adhering galvanic coatings : de en
  • ES141583A1 - Special brake for looms. : en es
  • US2044339A - Brush drilling machine : en
  • US2044679A - Connecter for electric conductors : en
  • CH184549A - Device for driving poles into the ground. : de en
  • ES141617A1 - Machine to straighten nails. : en es
  • FR799778A - Method and device for mechanically recording oscillations on film : en fr
  • GB448791A - Improvements in or relating to accounting machines, calculating machines and the like : en
  • GB448902A - Improvements relating to yarn winding and like machines : en
  • FR799821A - A continuous process of washing, further processing or dyeing thick endless strips of man-made fibers : en fr
  • GB448834A - Improvements in or relating to machines for weighing and sorting filled cans : en
  • GB448954A - Improvements in or relating to music stands for use on grand pianos : en
  • GB449018A - Improvements in or relating to refractory products : en
  • US2044042A - Shaping method and apparatus : en
  • US2044466A - Adhesive and method of bonding : en
  • CH184655A - Liquid dispenser-measuring device. : en fr
  • US2044089A - Skiving machine : en
  • US2044247A - Automatically regenerating water softener : en
  • GB448904A - Improvements in and relating to photo-electric photometers : en
  • US2044483A - Pull rod jack : en
  • NL38283C - switching device for X-ray tubes : en nl
  • DE631413C - Backpack convertible into a tent : de en
  • CH184786A - Process for the production of a vat dye. : de en
  • US2044747A - Resinous bodies and varnishes obtained therewith : en
  • US2044110A - Multiple universal vending machine for vending solid and liquid bodies : en
  • CA358498A - Welding rod alloy : en fr
  • AU2291035A - Improvements in or relating to vacuum producing means : en
  • US2044718A - Plow : en
  • CA358481A - Water filter : en fr
  • CA358484A - Oil control indicating valve : en fr
  • CA358516A - Decorative artificial product : en fr
  • CA358578A - Spring structure : en fr
  • ES140593A1 - A process for the industrial manufacture of colloidal products in maximum state of dispersion derived from bismuths in their various salts, such as bismuth subnitrate, bismuth carbonate, bismuth subgalate, bismuth salicylates, bism hydrate : en es
  • ES4765U - Protective arrangement for discs of talking machines. (Machine-translation by Google Translate, not legally binding) : en es
  • DE631487C - Steep conveyor, the drivers of which form individual cells together with the casing : de en
  • ES141641A3 - A procedure for combining negatives or positives intended for polychrome printing. : en es
  • ES4769U - Folding fan. (Machine-translation by Google Translate, not legally binding) : en es
  • FR799779A - Glass drawing process in table or sheet : en fr
  • GB448790A - Improvements in or relating to impregnated di-electric materials : en
  • CA358494A - Temperature generating and control system : en fr
  • US2044694A - Nozzle : en
  • GB448759A - Improvements in and relating to multi-cylinder internal combustion engines operating with fuel injection : en
  • CA358501A - Road finishing machine : en fr
  • AU234336A - Improvements in cartons andother containers composed of sheetmetal or other material : en
  • CH184633A - Focal plane shutter device with a drive regulating the exposure time and the waiting time. : de en
  • CA358565A - Attenuator : en fr
  • DK51757C - Fireplace for fine-grained Fuel. : da en
  • GB448842A - Improvements in and relating to mercury vapour rectifiers : en
  • CH184778A - Process for the preparation of an azo dye. : de en
  • DE631498C - Pasteurizer, especially for beer, milk or the like. In bottles, cans or the like. : de en
  • US2044055A - Motor vehicle control : en
  • USD100052S - Design for a shoe : en
  • CH184665A - Dictation machine. : de en
  • DE631471C - : de en
  • FR799624A - Method for lowering the swelling value of articles formed of cellulose or cellulose hydrate with urea-formaldehyde resins and with thiourea-formaldehyde resins : en fr
  • US2044500A - Refrigerator latch : en
  • AU2496435A - A new or improved clamp for scaffolding : en
  • CH184623A - Device for drying paper webs. : de en
  • US2044074A - Piston : en
  • US2044084A - Secondary disazo dyestuffs and their production : en
  • US2044505A - Thermoplastic composition : en
  • GB448934A - Improvements in and relating to tips for cigarettes and the like : en
  • AU2469235A - Improvements relating tothe production of olefine oxides and of catalysts for use in such production : en
  • US2044133A - Circuit breaker : en
  • US2044742A - Composite ferrous bodies : en
  • US2044548A - Cutting machine : en
  • ES141123A2 - IMPROVEMENTS IN THE OBJECT OF THE MAIN PATENT : en es
  • GB448709A - Improvements in or relating to means for absorbing vibrations produced by power generating, receiving or transmitting plants : en
  • GB448894A - Improvements in or relating to telephone instruments : en
  • CA358522A - Acetylene generator agitator : en fr
  • CH184603A - Ski boot with instep strap. : de en
  • CH184609A - Process for the extraction of neutral, anhydrous magnesium carbonate (magnesite) from unfired rock containing calcium carbonate. : de en
  • CH184616A - Method of making a non-drying artificial adhesive. : de en
  • CH184621A - A process for preparing a fertilizer suitable for cultivating the cultivated mushroom. : en fr
  • FR799575A - Electric appliance for preparing infusions of coffee, tea and other similar drinks : en fr
  • CH184782A - Process for the preparation of an azo dye. : de en
  • CA358476A - Aliphatic anhydride : en fr
  • CH184587A - Closure capsule for containers, such as bottles, glasses and cans, with resilient flaps formed from approaches to the capsule base. : de en
  • CH184628A - Typesetting binder. : de en
  • CH184663A - Method for the detection of dichlorodiethyl sulfide. : de en
  • DE631400C - Process for the preparation of 2-aminoanthraquinone disulfonic acid : de en
  • US2044144A - Type rack : en
  • US2044252A - Coupling : en
  • NL38320C - : en
  • CA358567A - Coloured lacquer and coating : en fr
  • DE631200C - Stovepipe wall opening with soot shut-off : de en
  • DE631416C - Process for the production of the members of folding rules (folding rules) from vulcanized fiber : de en
  • AU2356435A - Improvements in liquid meters : en
  • US2044334A - Combination seat and bed arrangement for coupes and the like : en
  • US2044671A - Solder for aluminum : en
  • US2044053A - Dirt set corner post : en
  • AU4682664A - Middle frequent welding generator : en
  • FR799564A - Method and devices for obtaining phonograms free from background noise, using the variable amplitude recording method : en fr
  • GB448872A - Manufacture of azo-dyestuffs and metal compounds thereof : en
  • DE631339C - Sealing for axle bearings of conveyor wagons : de en
  • ES141675A1 - IMPROVEMENTS INTRODUCED IN THE CONSTRUCTION OF COMPLETELY AUTOMATIC REFRIGERATED CABINETS : en es
  • CH184602A - Shoe fitting piece. : en fr
  • CH184769A - Process for the preparation of a trisazo dye. : de en
  • US2044151A - Artificial horizon : en
  • US2044454A - Photographic film printing apparatus : en
  • US2044378A - Support and retainer for folding chair seats : en
  • US2044745A - Receiving circuits : en
  • US2044748A - Machine for making confections : en
  • US2044498A - Highway construction : en
  • ES141753A1 - Radio reception systems. : en es
  • ES141782A1 - An automatic lock for metal closures. : en es
  • CH184599A - Wrap gaiters, in particular for use by skiers. : de en
  • US2044433A - Water sterilizer : en
  • CH184776A - Process for the preparation of a water-insoluble disazo dye of the benzidine series. : de en
  • CH184582A - Device announcing the cooking of liquids and preventing their possible overflow. : en fr
  • FR799662A - Close door : en fr
  • FR799773A - Motor fluid generator installation : en fr
  • DE631351C - Laundry kettle with flush water preheater and washing machine working in the kettle : de en
  • FR799761A - High frequency cable : en fr
  • FR799849A - Device for automatically tensioning a belt : en fr
  • FR799811A - Method and apparatus for examining a subject's aptitude in color judgment : en fr
  • GB448947A - Improvements in or relating to the mounting of cycle and like handle-bars : en
  • AU406891B2 - Basic azo dyestuffs and processes for preparing them : en
  • DE624222C - Device to prevent ships from colliding in fog : de en
  • CH184702A - Vertical firebox steam boiler. : de en
  • CH184566A - Instantaneous water heater. : de en
  • CA358468A - Burial casket : en fr
  • US2044360A - Electrical musical instrument : en
  • US2044304A - Land blocking machine : en
  • US2044311A - Tie holder and retainer set : en
  • US2044222A - Safety razor : en
  • USD100029S - Design for a lamp or similar article : en
  • FR799588A - Engine mounting system on motor cars : en fr
  • CA358554A - Metal article surface : en fr
  • DE631214C - Temperature control for milk heater : de en
  • DE631481C - Painting machine : de en
  • ES141693A1 - An apparatus with a mercury vapor discharge lamp and a red fluorescent layer. : en es
  • ES4204Y - Pinion for metal trellis manufacturing machine. : en es
  • CH184686A - Free piston propellant gas generator system. : de en
  • FR799526A - Rotary pump for grease drums : en fr
  • US2044596A - Coconut oil base material package : en
  • CA358582A - Electrolytic iron manufacture : en fr
  • FR799581A - Variable capacitor housing : en fr
  • FR799603A - Simultaneous control of several adjustable devices operating in parallel : en fr
  • GB449314A - Improvements in and relating to the manufacture of rubber threads : en
  • ES141798A1 - A machine for the manufacture of bricks and cement bricks, hollow. : en es
  • US2044717A - Seat : en
  • CA358541A - Oil pour point lowering process : en fr
  • CA358555A - Coupling : en fr
  • CA358477A - Medicinal salt production : en fr
  • CH184657A - Electrical control device. : de en
  • DE631194C - Electric heating device for railway switches : de en
  • ES141501A1 - Improvements in small weapons of rapid fire. : en es
  • FR799572A - System for measuring the length of single or double layers of fabric in mechanical folding machines with pressure jaws : en fr
  • GB448734A - Improvements in or relating to point operating systems, more particularly but not essentially for railway sidings : en
  • GR5872B - PERFECTIONS CONCERN THE PRINTING OF DISCRIMINATIONS ON PACKAGING MATERIALS AS WELL AS THIS PACKAGING MATERIAL. : el en
  • CA358574A - Fuel delivery unit : en fr
  • CH184671A - Corrosion-resistant iron alloy. : de en
  • US2044183A - Automobile safety device : en
  • ES141527A1 - A new system of stopcocks for all kinds of fluids. : en es
  • US2044054A - Trimming machine : en
  • US2044406A - Battery cell : en
  • USD100064S - Design for a plate or similar article : en
  • US2044197A - Roller clutch : en
  • GB449083A - Improvements in heat insulation : en
  • FR799777A - Rain-proof fabrics and their manufacturing process : en fr
  • FR799724A - Silky-looking glass body : en fr
  • DE631327C - Machine for applying adhesive to a flexible lip and an adjacent, angled area of a shoe sole : de en
  • DE631402C - Paper carriage switching device on typewriters : de en
  • FR799638A - Device for electric space heating : en fr
  • GB449020A - Improvements relating to governor valves for steam turbines : en
  • IE13722L - Electric discharge devices : en
  • GR5862B - AUTOMATIC REFRIGERATORS. : el en
  • US2044513A - Car body construction : en
  • US2044028A - Rotor for a blower : en
  • US2044392A - Joint : en
  • US2044448A - Circuit interrupter : en
  • US2044229A - Ultra-short wave auxiliary apparatus for radio receivers : en
  • US2044447A - Elevator control device : en
  • USD100058S - Design for a buckle : en
  • US2044030A - Solar bathing window : en
  • US2044529A - Padlock : en
  • GB448906A - Improvements in or relating to reciprocating piston compressors : en
  • CH184630A - Device on typewriters, in particular accounting typewriters for inserting forms and the like into the typewriter. : de en
  • US2044620A - Reflector : en
  • US2044296A - Burner : en
  • DE631381C - Device for filtering mixtures of solid and liquid substances and for washing out the filter cake : de en
  • US2044172A - Power transmitter : en
  • US2044526A - Rod line idler : en
  • DE631329C - Folding box with flaps and flap flaps and decorative flaps hinged on the four side walls : de en
  • GB448945A - Improvements in three-wheel vehicles : en
  • US2044459A - Sheet collecting and folding mechanism for printing presses : en
  • US2044057A - Trap ring for core barrels : en
  • DE631277C - Device for supplying mercury vapor rectifiers with an increased number of phases compared to the number of phases of the transformer feeding the rectifier : de en
  • DE631287C - Process for the yellow and green sensitization of light-sensitive halogen silver emulsions : de en
  • DE631407C - Electric heating conductor : de en
  • AU2498835A - Improved manufacture of electrodes for electrolytic processes : en
  • FR799542A - Billiard chalk holder combined with a means for scraping the <process> from the cue : en fr
  • CA358533A - Steam joint : en fr
  • CH184682A - Needle or roller bearing without cages. : en fr
  • CH184748A - Switch with control element for the direction indicators on motor vehicles. : de en
  • US2044501A - Starting and stopping mechanism : en
  • US2044708A - Card punching machine : en
  • CH184619A - Process for ashing animal hides and skins. : de en
  • US2044241A - Railway traffic controlling apparatus : en
  • US2044704A - Electrolysis of water : en
  • DE631250C - Process for the production of rubber threads by covering core threads made of natural or synthetic fibers with rubber and loosening or destroying the core threads within the rubber threads thus obtained : de en
  • DE631301C - Peel-off foil : de en
  • DE631270C - Circuit arrangement for the transmission of current surges via connecting lines : de en
  • ES141462A1 - Procedure for the use of tobacco by reducing it to sheets, applying them to the manufacture of cigarettes or cigars. : en es
  • US2044230A - Method and apparatus for producing veneer wood : en
  • US2044587A - Foot measuring instrument : en
  • FR799621A - Method for receiving images by television for transmission systems with intensity adjustment : en fr
  • FR799823A - Automotive rear support and control devices : en fr
  • US2044178A - Centrifugally spun concrete pipe and apparatus for manufacture of the same : en
  • US2044555A - Closure for an observation opening : en
  • FR799543A - Material intended for the concrete and rapid study of the calculation : en fr
  • FR799512A - Method and device for feeding transverse metal wires into machines for manufacturing latticework formed of longitudinal and transverse metal wires welded together at the crossing points : en fr
  • GB448803A - Improvements in percussive tools : en
  • US2044237A - Water heater : en
  • DE631308C - Process for the treatment of animal hair, in particular for the manufacture of felt, by means of pickling liquids : de en
  • DE631356C - Externally controlled tube transmitter with simultaneous control (keying) of the pre-cascade or the control transmitter and the main transmitter : de en
  • DE631293C - Process for the production of rod or plate-shaped rolled profiles : de en
  • FR799848A - Improvements to the bases of electric lamps : en fr
  • GB448973A - Improvements in or relating to sound reproducing systems : en
  • US2044370A - Method and apparatus for storage, curing, and preservation of hay : en
  • NL38423C - : en
  • US2044353A - Hardfaced underreamer cutter and method of forming the same : en
  • US2044572A - Compositions and method of producing : en
  • US2044740A - Nail and method of making same : en
  • GB449008A - Improvements in and relating to apparatus for dispensing liquid fuels, lubricating oils and the like : en
  • US2044609A - Refrigeration : en
  • US2044045A - N,n-dialkylol anilines and process of producing same : en
  • GB449054A - Improvements in or relating to sewing machines : en
  • US2044421A - Removing gum-forming constituents from fuel gas : en
  • US2044010A - Insecticide : en
  • CH184667A - Circuit board, in particular for running mechanisms or clockworks. : de en
  • ES141801A3 - An issuing arrangement to obtain course or heading lines. : en es
  • GB449043A - Manufacture of substances having capillary activity : en
  • DE631342C - Process for the production of molded bodies, in particular plates, for building and furnishing purposes : de en
  • ES141540A1 - Improvements in the construction of vehicles for taxi or road. : en es
  • US2044179A - Dehairing machine : en
  • US2044114A - Plotting machine and process of making maps with aerial photographs : en
  • US2044215A - Burner : en
  • US2044552A - Internal combustion engine : en
  • US2044687A - Portable fire fighting apparatus : en
  • ES141599A1 - Razor. : en es
  • FR799552A - Improvements made to radio transmission receiving devices : en fr
  • USRE20011E - Art of cracking and coking : en
  • ES2770Y - Rubber outsole with fence. : en es
  • FR799694A - Heating installation, in particular by gas : en fr
  • GB449069A - Improvements in gear-wheel pumps : en
  • DE631224C - Process for the removal of foreign substances from oils and fats : de en
  • ES141539A1 - Improvements in modulated carrier wave transmitters used in television and analog transmitters. : en es
  • ES141734A1 - An apparatus to measure a liquid or a fluid. : en es
  • US2044654A - Pneumatic wheel : en
  • ES141739A3 - Improvements introduced in the manufacture of tubes, especially for refrigerators. : en es
  • ES141747A1 - Improvements in the construction of electric filters. : en es
  • FR799720A - Improvement in the bonding of papers and the like : en fr
  • FR799669A - Luminaire with asymmetrical light distribution : en fr
  • CA358537A - Photographic material : en fr
  • DE631375C - Apparatus for developing X-ray tooth films in daylight : de en
  • US2044659A - Collapsible frame structure for tents : en
  • GB449038A - Improvements in devices for transforming electric energy by means of grid-controlled vapour discharge tubes : en
  • US2044664A - Insect screen : en
  • US2044673A - Method and apparatus for distributing liquefied gases : en
  • DE631239C - Process for the production of multi-system pipes : de en
  • ES140899A1 - A new "autohidroanemotriz" device based on the insulation of the resistance area on its shock front. : en es
  • DE631419C - Self-seller with drawer : de en
  • CA358559A - Olefine production : en fr
  • USD100030S - Design for a photographic mount : en
  • ES141561A1 - A method of manufacturing boxes for pupin reels with welded seams. : en es
  • ES141668A3 - A VULCANIZATION PROCEDURE FOR ALL KINDS OF TIRES IN AUTOCLAVE BOILERS : en es
  • FR799657A - Treatment for the purification and enrichment of iron ores, mineral ore residues, and ores containing other metals with iron : en fr
  • GB448935A - Improvements in cedar receptacles and methods of coating surfaces thereof : en
  • US2044233A - Arch supporting wedge : en
  • DE631319C - Filler neck with hinged lid for liquid containers, especially for liquid manure containers : de en
  • DE631377C - Device for lining, in particular of mudguards for bicycles and motorcycles, with spring-loaded lining wheels : de en
  • US2044486A - Cleaning attachment for integral line-casting type machines : en
  • US2044291A - Wiring device : en
  • DE631280C - Vessel, tube, socket, bottle or the like, for radioactivation of pastes, ointments or fluids : de en
  • ES141492A1 - A projector apparatus of light rays. : en es
  • FR799630A - Potash formate production process : en fr
  • FR799719A - New process for the production of lubricating oils using vegetable oils : en fr
  • FR799783A - Method and device for the treatment of whole lemons : en fr
  • FR799839A - Process for the treatment of meggen pyrite cremates : en fr
  • DE631235C - Process for halftone image transmission in which the variable amplitudes of the photocell current are converted into pulses of variable duration : de en
  • FR799734A - Improvements to motor cars and their manufacture : en fr
  • GB449071A - Improvements in and relating to methods of and apparatus for determining the wearing qualities of flexible sheet and web materials, fabrics and the like : en
  • US2044734A - Apparatus for stress relieving welded joints : en
  • US2044631A - Typewriting machine : en
  • USD99990S - Design fob leather ob similar : en
  • US2044723A - Manufacture of lubricating oil : en
  • DE631449C - Swing with seat support carried by parallelogram handlebars and always held horizontally : de en
  • ES141814A1 - An arrangement for remotely controlling needles and signals on railway lines and the like. : en es
  • GB449019A - Tying machines : en
  • GB449078A - Improvements in or relating to thermostats, and to the use of thermostats in connection with carburetters for internal combustion engines : en
  • FR799608A - Dynamo : en fr
  • US2044545A - Rolling mill : en
  • CH184732A - Telephone receiver support. : en fr
  • US2044207A - Protector for thread packages : en
  • US2044707A - Card punching machine : en
  • USD100005S - Design fob a spoon or other article : en
  • US2044617A - Traffic signaling system : en
  • DE631192C - Disk-shaped copy device : de en
  • ES141746A1 - Procedure for the preparation of a product against rubbing wear of all kinds of knitwear, particularly socks and socks and similar garments. : en es
  • FR799723A - Process for the protection of metals : en fr
  • GB448808A - An improved process for the recovery of potassium and ammonium phosphates or mixed fertilisers containing the same : en
  • CA358584A - Rubber horseshoe : en fr
  • GB449015A - Improvements in and relating to hand-set indicating devices for displaying variable information : en
  • GB449048A - Improvements in and relating to window stays : en
  • AU2424035A - Improvements in and relating to glass-to-metal seals employed in thermionic devices ofthe metal type : en
  • GB448776A - Improvements in transmission mechanisms : en
  • FR799735A - Knitting Machine Improvements : en fr
  • ES3878Y - Hermetic closure for all kinds of containers, preferably ink bottles. : en es
  • ES3473Y - Glass container to display articles. : en es
  • CH184749A - Overtaking sign device with a sound receiver for vehicles. : de en
  • FR799561A - Special steel : en fr
  • GB448796A - Process for the manufacture of new guanyl and biguanyl compounds : en