• DE671098C - Process for the preparation of aromatic compounds : de en
  • PL27829B1 - Safety device for cylindrical machines. : en pl
  • US2145631A - Electric lantern : en
  • PL27787B1 - A method of separating fatty acids and alcohols with seven or more carbon atoms in a molecule or in materials containing such free acids and alcohols. : en pl
  • US2145247A - Shaving machine : en
  • US2145426A - Adjustable piston expander : en
  • US2145735A - Short wave radio transmitter : en
  • US2145772A - Flush valve : en
  • CA379219A - Weighing scale : en fr
  • CH202566A - Cinematographic projection device. : en fr
  • DE671282C - Storage of boilers, etc. Like. On vehicles : de en
  • DE671304C - Machine for roughening cracked soles : de en
  • GB499830A - Improvements in or relating to loud-speaker magnet assemblies : en
  • GB499985A - A device for spreading tyres : en
  • GR7957B - CIGARETTES AND TOBACCO TOBACCO. : el en
  • CH202772A - Strapless ski binding. : de en
  • US2145446A - Electric oil control valve : en
  • US2145616A - Means and method of operating electric motors : en
  • DE671153C - Fire extinguishers : de en
  • FR837081A - Shoe and leather care product : en fr
  • FR836945A - Cinematographic film blackening measuring device : en fr
  • DE671081C - Mixing machine on single-axle chassis : de en
  • DE671210C - Heating device for food cans : de en
  • GB499994A - Apparatus for playing a war game : en
  • FR836904A - Improvements to electric band-pass filters : en fr
  • FR837003A - Process and bar for welding cast iron : en fr
  • GB500097A - Improvements in or relating to tools adapted for bending metallic strips and the like : en
  • FR837193A - Flexible coupling, in particular for vehicles with elastic cardan drive : en fr
  • GB500085A - Improvements in and relating to adjustable props for supporting falsework : en
  • US2145409A - Reed mounting for sifters : en
  • US2145502A - Indicator for vehicles : en
  • FR836950A - Athermanic tiles : en fr
  • GB499933A - Improvements in and relating to dynamo electric machines : en
  • US2145369A - Substituted aryl sulphonic acids and processes of making the same : en
  • DE671247C - Automatic feeding device for stock bars on automatic lathe or similar machine tools for bar work : de en
  • CA379357A - Surgical bandage : en fr
  • CH202699A - Liquid shock absorbers, in particular for motor vehicles. : de en
  • GB500056A - Improvements in or relating to cots or children's beds : en
  • US2145766A - Slip-off ingot : en
  • US2145294A - Actuating mechanism for a press : en
  • FR836941A - Improvements to stoppers for demijohns, bottles, cans and similar containers : en fr
  • FR836958A - Process for the electrolytic manufacture of mangano-alkaline or mangano-alkaline-earth compounds, and products obtained by this process : en fr
  • CH202706A - Electric heating device in railroad cars. : de en
  • CH202574A - Music piece. : en fr
  • DE671196C - Process for the production of a sugar broken down by fermentation from starch : de en
  • US2145286A - Direction finder : en
  • US2145344A - Stable phosphorus-containing oil emulsions : en
  • FR837130A - A type of economical and self-righting boat thanks to its stability, the internal framework of which secures the keels of the hulls forming its hull : en fr
  • GB499796A - Improvement in producing hairy rayon yarns : en
  • DE671039C - Process for the production of insulating fillers for artificial stone masses : de en
  • DE671269C - Testing device for protective relay : de en
  • DE671274C - Device for preventing the spread of flames from the exhaust openings of an internal combustion engine located near the cylinder outlet : de en
  • GB500257A - Improvements in insulated electrical conductors : en
  • US2145507A - Percussion fuse for rocketprojectiles : en
  • CH202545A - Process for the production of phthalonitrile. : de en
  • FR837158A - Tool for adjusting the tools of grinding machines : en fr
  • FR837077A - Plastic composition and its manufacturing process : en fr
  • US2145838A - Attaching device for meat grinders, etc. : en
  • AU24238A - An improved implement for use inde-tailing lambs andother animals : en
  • CA379343A - Steamer for baking ovens : en fr
  • CH202528A - Establishment on articles of clothing made of fibers. : de en
  • US2145486A - Sheet metal eaves trough : en
  • DE671165C - A pivotable drive device for a clipping machine, which is connected on the one hand to the drive and on the other hand to the shaving comb and can be changed in its transmission ratio : de en
  • FR837015A - Grate and altar device for furnaces and boilers fired with solid fuels : en fr
  • CH202618A - Empty disk arrangement. : de en
  • CH202625A - Piston machine with working cylinders arranged in a star shape, in which the longitudinal axes of the connecting rods and working cylinders lie in the same plane. : de en
  • AU106443B2 - Improvements in or relating to fluid fuel burners : en
  • AU498937A - Improvements in or relating toa method and means of supplying atomised fuel toan internal combustion engine : en
  • DE660977C - Process for the production of worm-killing extracts from cucurbitacea seeds : de en
  • FR837032A - The electric cables : en fr
  • CH202613A - Surface grinding machine. : de en
  • CH202743A - Process for the preparation of an azo dye. : de en
  • DE671328C - Centrifugal ball switch : de en
  • FR837109A - Single-ended electric discharge lamp : en fr
  • FR837129A - Improvements to the frames of filter glasses for photographic lenses : en fr
  • PL27737B1 - Ball bearing, especially for swivel joints, e.g. trailers. : en pl
  • CH202692A - Container wagon designed as a road vehicle for bulk goods, especially grain. : de en
  • CH202748A - Process for the preparation of an azo dye. : de en
  • DE671356C - Electrical relay arrangement : de en
  • FR837192A - Solid tire with air channel and its manufacturing process : en fr
  • DE671240C - Gas switch : de en
  • GB500027A - Lubricating means for sewing machines : en
  • FR836922A - Portable electric lantern or jamp with movable handle forming a switch : en fr
  • GB500081A - Method of aging whiskey : en
  • DE671158C - Device for the temporary supply of increased drive energy for electrical conveyor machines : de en
  • FR837102A - Device for the production of strips coated with a substance on one side : en fr
  • PL27763B1 - A method of producing an emulsion for treating wood. Patent dependent on patent No. 22719. : en pl
  • FR837000A - Bulking materials and thickening agents : en fr
  • FR837166A - Removable ski : en fr
  • GB499792A - Improvements in or relating to gas or vapour electric discharge apparatus : en
  • DE670948C - Circuit arrangement for telephone systems with dialer operation, especially with coin telephones : de en
  • US2145828A - Solvent refining of mineral oil : en
  • CH202722A - Process for the preparation of a water-soluble derivative of the heterocyclic series. : de en
  • FR837195A - Process for preparing oxides of nitrogen : en fr
  • GB500159A - Improvements in signal fuzees : en
  • GB500136A - Improved medium for the treatment of hair or the like : en
  • DE671086C - Process for the production of chloromethyl : de en
  • DE671260C - Process for utilizing the fine coal resulting from the extraction of hard coal : de en
  • FR837156A - System for fixing a sliding pull rod in a fixed sleeve : en fr
  • GB500208A - Improvements in or relating to means for regulating the fuel supply in internal combustion engines : en
  • US2145620A - Plunger for closure of a gas holder : en
  • GB499843A - Process for the conversion of normally gaseous hydrocarbons into liquids : en
  • BE431841A - : en
  • US2145442A - Cylindrical tank construction : en
  • US2145270A - Inking mechanism for printing machines : en
  • AU106428B2 - Improved trestle steps : en
  • CH202627A - Process for producing surfaces of spread liquid in a casing through which a gaseous agent passes and apparatus for carrying out this process. : en fr
  • DE671028C - Two-stroke internal combustion engine with inlet and outlet slots controlled by the working piston : de en
  • FR836996A - Improvements to polychrome photomechanical processes : en fr
  • CH202632A - Arrangement in low-current devices, especially high-frequency and low-frequency devices. : de en
  • AU17738A - Improvements in or relating to tractor cultivators : en
  • FR837126A - Improvements to metals and metal alloys and to processes to remove surface oxides from them : en fr
  • PL27747B1 - A method of producing flexible footwear. : en pl
  • USD113148S - Design for a bar material for : en
  • CH202749A - Process for the preparation of an azo dye. : de en
  • FR837057A - Artificial horizon for aircraft : en fr
  • FR837094A - Improvements to platinum castings and method and apparatus for casting platinum and other metals : en fr
  • DE671138C - Device for opening up animal bodies, slaughterhouse waste and the like. like : de en
  • CA379242A - Radio frequency tuning apparatus : en fr
  • DK55775C - Apparatus for dispensing and at the same time measuring liquid from a container. : da en
  • CA379265A - Vibration damper : en fr
  • DK55753C - Valve control for two superimposed control valves by piston power machines. : da en
  • AU311837A - Improved process forthe preservation or storage of perishable substances, particularly fruit and vegetables : en
  • CH202660A - Process for obtaining the lactation-promoting substance from the anterior pituitary gland. : de en
  • AU106451B2 - Improvements relating to thermionic valves : en
  • DE671241C - Arrangement for automatic voltage regulation, especially constant voltage maintenance, grid-controlled rectifier : de en
  • US2145279A - Coating tubes interiorly : en
  • US2145718A - Stringed musical instrument : en
  • GB499983A - A method of and means for jointing bar or like elements of frame and like structures : en
  • CH202582A - Wind tunnel system for the investigation of flow processes. : de en
  • AU106465B2 - Improvements in or relating to processes of producing copper hydroxide : en
  • US2145711A - Sounding signal device : en
  • CH202520A - Knitting needle, especially applicable to re-meshing. : en fr
  • US2145724A - Contact welding : en
  • AU296038A - Improved lifting devices for ploughs, harrows, cultivating implements andthe like : en
  • USD113162S - Design for a changeable exhibitor : en
  • DE671244C - Track scales without a track break : de en
  • US2145488A - Trap gun : en
  • PL27701B1 - Method for the production of olefinic hydrocarbons by catalytic dehydrogenation of paraffinic hydrocarbons. : en pl
  • PL27818B1 - The method of cooling hydrocarbon oils when processing them with the Edeleanu method. : en pl
  • PL27834B1 - A method for obtaining any low boiling point liquid gases such as, for example, oxygen, nitrogen, hydrogen, carbon monoxide, and the like, and an apparatus for carrying out the method. : en pl
  • US2145819A - Thread cutting tool : en
  • PL27801B1 - Gyroscopic instrument. : en pl
  • CH202705A - Springy wheel. : de en
  • CA379288A - Flower and candle holder : en fr
  • AU26838A - Improvements in air cleaners of centrifugal type : en
  • CA379270A - Bituminous emulsion : en fr
  • CH202499A - Electric hotplate. : de en
  • US2145258A - Flexible retainer member for heat treatment trays : en
  • US2145388A - Method of preparing diacetyl : en
  • US2145668A - Ventilating window : en
  • FR836935A - Mechanism control for warp knitting machines : en fr
  • FR837120A - Barber chair : en fr
  • GB499895A - Improvements in golf clubs : en
  • US2145510A - Battery water gauge : en
  • FR836998A - Improvements to systems for reception and reproduction of sound : en fr
  • US2145466A - Rock drill : en
  • CA379254A - Polymeric bristle manufacture : en fr
  • CH202531A - Machine for applying pressure on shoe bottoms. : de en
  • CH202643A - Current limiter. : de en
  • USD113114S - Design for a bedspread : en
  • US2145592A - Folding machine : en
  • US2145661A - Hydraulic brake appliance : en
  • DE671208C - Hanging device for leather, lute u. like : de en
  • CH202726A - Process for producing a water-soluble nitrogen-containing compound. : de en
  • CA379349A - Printing block manufacture : en fr
  • CH202485A - Device on curved grooved rails to prevent wear and tear of the same, as well as screeching when driving on such rails. : de en
  • CH202693A - Metal chassis of a chariot such as a handcart. : en fr
  • DE671031C - Speed change transmission : de en
  • DK55758C - Remote messaging cable and method and apparatus for its manufacture. : da en
  • FR837190A - Improvements to fans, air diffusers, etc. : en fr
  • GB500115A - Improvements in and relating to light-reflecting systems : en
  • US2145571A - Combined means for jacking motor vehicles : en
  • US2145681A - Means for producing moire effects on fabrics : en
  • US2145779A - Dispenser : en
  • CH202523A - Thread cleaner that can be used for running threads. : de en
  • CH202567A - Device for the mutual locking of the forward drive and the shutter speed setting. : de en
  • PL27825B1 - : en pl
  • PL27881B1 - Needle device for lifting eyelets in woven and knitted goods. : en pl
  • US2145581A - Battery charging rack : en
  • US2145713A - Shoe and the method of making same : en
  • US2145381A - Clutch : en
  • US2145562A - Scanning device : en
  • USD113123S - Design for bab material for : en
  • FR837074A - Process for manufacturing cases and the like, and cases obtained by this process : en fr
  • US2145431A - Fire screen : en
  • AU106449B2 - Supplementary means for controlling the electric circuits of certain types of speed indicators : en
  • DE671271C - Stand sheet metal package for electrical machines with cast press and holding parts : de en
  • DE671299C - Feed device for centrifugal mills : de en
  • GB500137A - Method of forming rolled seams on preserve tins and the like : en
  • PL27775B1 - Support of the overhead cableway carrier before connecting to the counterweight. : en pl
  • FR837053A - Improvements to automatic temperature regulators : en fr
  • GB500160A - Improvements in or relating to shell harpoons : en
  • DE671027C - Photoelectric light meter : de en
  • AU406737A - Improvements in automatic selectivity control arrangements for radio receivers : en
  • CA379335A - Locomotive draft appliance : en fr
  • FR837164A - Improvements to machines for forming and closing metal wire staples : en fr
  • USD113154S - Design fob a drinking glass : en
  • CA379352A - Corset fastener : en fr
  • AU68438A - Improved trestle steps : en
  • CH202610A - Process for the production of high-gloss hollow bodies from cellulose esters and ethers. : de en
  • CH202698A - Fluid transmission for vehicles, especially road and off-road vehicles, working according to the Föttinger principle. : de en
  • US2145522A - Method of forming flat knit material : en
  • USD113209S - Design for a dress : en
  • CH202750A - Process for the preparation of an azo dye. : de en
  • BE431848A - : en fr
  • USD113180S - Design for a dress : en
  • US2145351A - Hollow glass building block : en
  • PL27830B1 - Piston pump for grease. : en pl
  • US2145307A - Hinge : en
  • US2145335A - Method of refining rosin : en
  • US2145753A - Hydraulic placer machine : en
  • USD113120S - Design tor a clock casing : en
  • US2145841A - Gauging device : en
  • US2145422A - Whip stock anchor : en
  • US2145807A - Pick-up device : en
  • DE671211C - Double-walled insulated container with an outer metal container : de en
  • DE671290C - Desk with a second writing surface that serves as a lock over the first roller shutter ceiling : de en
  • GB499781A - Improvements in or relating to photographic cameras provided with range finders : en
  • CA379307A - Spring cushion seat : en fr
  • DE671089C - Rheostat or potentiometer : de en
  • DK55762C - Electric Heater of Heavy Melting Metals and Method of Manufacture. : da en
  • PL27816B1 - Machine gun. : en pl
  • PL27905B1 - Method for producing isovaleric acid from isoamyl alcohol. : en pl
  • PL27778B1 - A device for learning to jump with a parachute. : en pl
  • CH202569A - Process for the direct production of photographic positives. : de en
  • DE671323C - Circuit arrangement for telephone systems with call seekers : de en
  • CH202685A - Notepad equipped with matches. : de en
  • CH202662A - Method of making a carrier for pharmaceuticals. : de en
  • DE671199C - Process for the production of printing inks : de en
  • FR836977A - Use of aluminum alloys as raw material for mechanical parts with sliding surfaces : en fr
  • GB499881A - Improvements in clutch plates : en
  • PL27690B1 - Electric discharge lamp and the method of its production. : en pl
  • US2145662A - Method of controllably retarding the crystallization of dextrose : en
  • US2145529A - Manufacture of filter plugs or wads for cigarettes : en
  • AU37038A - Improvements in collapsible segmental formers : en
  • US2145473A - Method of and apparatus for cleaving or splitting rock or the like : en
  • PL27811B3 - Overtaking signaling device for motor vehicles. : en pl
  • USD113167S - Design for a billiard table : en
  • US2145503A - Garment hanger : en
  • US2145765A - Filling machine : en
  • US2145568A - Shingle mill : en
  • CH202634A - Cable holder. : de en
  • FR836932A - Application of endless cellulose hydrate yarns for making rope yarns : en fr
  • CH202644A - Four-pole transmission network between two arrangements to be coupled with different wave resistances. : de en
  • GB500260A - Improvements in or relating to sealing gaskets for containers : en
  • SU54447A1 - Welding device : en ru
  • BE431759A - : en
  • US2145748A - Pouring spout for cans : en
  • US2145833A - Indirectly heated cathode : en
  • US2145435A - Lavatory : en
  • PL27813B1 - Tilting slide on a trolley to remove carbon from the conveyor belt. : en pl
  • US2145285A - Facsimile receiving system and apparatus therefor : en
  • US2145412A - Phenol-aldehyde rubber hydrochloride compositions : en
  • DE671059C - Arrangement of the needles and the needle plate or bar for slitting or splitting horsehair, plant fibers and the like. like : de en
  • DE671139C - Method and device for removing deposits in the refrigerant passages of refrigeration systems : de en
  • DE671311C - Process for the manufacture of capacitors : de en
  • CH202607A - Process for the manufacture of articles from steel alloys. : de en
  • CH202646A - Setup with cathode ray tube. : de en
  • PL27769B1 - Regulating device for steam engines. : en pl
  • PL27864B1 - Bowden rope lock. : en pl
  • USD113153S - Design for a textile fabric or : en
  • PL27793B1 - Multi-barreled firearms. : en pl
  • DE671231C - Acid tower for the production of bisulfite solutions : de en
  • FR837004A - Insulation made according to the principle of multiple layers or air cells : en fr
  • US2145812A - Waterless gas holder : en
  • USD113212S - Design for a coat : en
  • US2145405A - Shear blade : en
  • CH202701A - Centering device. : de en
  • DE671236C - Cooling system for the coolant of internal combustion engines in vehicles : de en
  • FR837146A - Method and apparatus for composing original block letters in lines photographically : en fr
  • US2145697A - Registering mechanism : en
  • US2145303A - Adhesive : en
  • AU24838A - Improvements in or relating to ploughs for maintaining a constant cutting depth : en
  • CH202493A - Process for the manufacture of ceramic products, in particular spark plug bricks. : de en
  • PL27742B1 - Treatment of carbon materials. : en pl
  • US2145334A - Method and means for sealing paperboard blanks : en
  • US2145475A - Box and fruit treating apparatus : en
  • US2145453A - Washing machine : en
  • US2145242A - Process of making aliphatic polyureas : en
  • BE431762A - : en
  • GB500258A - Improvements in and relating to a hydraulic system for operating brakes of automobile vehicles : en
  • US2145832A - Lipstick container : en
  • PL27717B1 - Fountain pen - pencil. : en pl
  • US2145533A - Fluid transfer mechanism : en
  • US2145543A - Safety device for motor vehicles : en
  • GB499893A - Pile lifter for paper treating machines : en
  • GB499778A - Improvements in or relating to internal combustion engines of the liquid fuel injection compression ignition type : en
  • US2145241A - Electroplating method and product : en
  • AU109138A - Improvements in and relating to collapsible portable tents : en
  • CH202655A - Device with a liquid-cooled high pressure vapor discharge tube. : de en
  • DE671091C - Process for the production of water-containing wax emulsions colored with colorful organic dyes : de en
  • DE671321C - Device for separating foreign bodies from liquid mercury, especially for mercury vapor power plants : de en
  • PL27823B1 - Method for the production of water-insoluble azo dyes. : en pl
  • PL27705B1 - Lubricating oil. Patent dependent on patent No. 26171. : en pl
  • DE671245C - Bed heating : de en
  • FR836927A - Automatic drill : en fr
  • US2145310A - Machine tool : en
  • USD113160S - Design for a bulletin board : en
  • CH202500A - Camp bed that can be used as a stretcher. : de en
  • GB500147A - Improvements relating to rotary bits for rock and like drilling : en
  • FR836946A - Self-locking hinge for safe lids, etc. : en fr
  • FR836936A - Guide for guides for warp knitting looms : en fr
  • US2145414A - Safety airplane : en
  • FR837069A - Device for producing a periodic polarization and its applications in particular to ionized vapor valves : en fr
  • FR837001A - Relaxator with energy storage system : en fr
  • FR837159A - Periodically variable capacity machine for the transformation of a direct voltage into an alternating voltage : en fr
  • US2145587A - Thread swaging apparatus : en
  • DE671137C - Process for the production of a fermented beverage from malt and whey : de en
  • GR7964B - METHOD OF WATERPROOFING PAPER, CARDBOARD AND PRODUCTS OF THEM. : el en
  • FR837051A - Device to prevent loosening of nuts and screws : en fr
  • GB500074A - Improvements in and relating to electric cable sheathings : en
  • GB500158A - Improvements in or relating to the treatment of vegetable materials : en
  • GB499935A - Improvement in treatment of rubber : en
  • GB499828A - Improvements in or relating to electron discharge devices for use in television and like systems : en
  • GB500154A - Wire-tensioning device and a process for tensioning wires : en
  • GB499913A - Improvements in and relating to gas producers for use with internal combustion engines and regulating means therefor : en
  • DE671168C - Typewriter to create a noisy print : de en
  • DE671262C - Device for damping torsional vibrations in a jackshaft drive for rail vehicles by piston engines : de en
  • PL27709B1 - A fountain pen with a reservoir for concentrated ink, dye or similar liquids. : en pl
  • PL27802B1 - Furnace for drying buildings. : en pl
  • US2145795A - Centralized traffic controlling system for railroads : en
  • DE671090C - Counter for reactive consumption or mixed consumption for three-phase systems without neutral : de en
  • FR837017A - Method and device for obtaining, exposing and developing sensitive layers for photography : en fr
  • US2145517A - Ashtray for smoker's use : en
  • US2145666A - Clutch for window regulators : en
  • DE671084C - Folding box for cigarettes or the like. : de en
  • AU366638A - An improved packing case or box : en
  • CA379249A - Drainage apparatus : en fr
  • CH202547A - Process for the preparation of an N-derivative of an N-acyl urethane. : de en
  • PL27900B1 - Bottle siphon closure. : en pl
  • PL27728B1 - Bearing with cylindrical tools. : en pl
  • PL27738B3 - Impact fuse. : en pl
  • US2145702A - Beer tap : en
  • US2145780A - Memorandum appliance : en
  • CA379297A - Calender roll : en fr
  • CH202534A - Process for the production of a sugar-containing product not intended for feeding people or animals by digesting cellulose-containing masses by means of hydrogen halide in the presence of a liquid organic solvent for the latter. : de en
  • US2145254A - foothorap : en
  • DE671133C - Device for arbitrary setpoint adjustment in a device comparing the setpoint and actual value for regulators of power plants : de en
  • DE671200C - Circuit arrangement for telecommunications systems, in particular telephone systems : de en
  • DK55772C - Apparatus for the mechanical production of fire-fighting foam. : da en
  • US2145276A - Welding tip : en
  • US2145566A - Pumping device : en
  • BE431455A - : en fr
  • CA379363A - Bottle cap manufacture : en fr
  • US2145569A - Awning shutter : en
  • US2145769A - Seed planter driving mechanism : en
  • GB499852A - Improvements in or relating to coated welding rods, particularly for use in arc welding : en
  • US2145364A - Treatment of organic compounds : en
  • GB500177A - Improvements in sheaf-binding harvesters for the tensioning or slackening of an elevator cloth feeding the grain : en
  • GB500207A - Improvements in or relating to means for regulating the fuel supply to internal combustion engines : en
  • USD113140S - Design for a desk or sihhlar article : en
  • US2145397A - Treatment of ammonium nitrate explosives : en
  • USD113174S - Design fob a combined hose nozzle : en
  • DE671288C - Process for the preparation of dyes of the 4,5,9,10-dibenzo-3,8-pyrenequinone series : de en
  • DE671329C - Device for controlling the relative synchronization of DC motors of a multi-motor drive with master speed : de en
  • GB499979A - Improvements in and relating to saxophones : en
  • PL27883B3 - Placing the engine in cars. : en pl
  • IE15426L - Production of radio-active fabrics : en
  • CH202484A - Double rifle brigade. : de en
  • US2145354A - Refrigerating apparatus : en
  • AU32238A - Improvements in or relating togas pressure electric cables : en
  • DE671038C - Process for the production of artificial whetstones : de en
  • AU504137A - Cathode ray device : en
  • CH202621A - Lifting device for vehicles. : en fr
  • CH202687A - Expandable handbag. : de en
  • CA379339A - Rotary machine : en fr
  • CH202765A - Process for the preparation of a new, water-soluble dye of the anthraquinone series. : de en
  • AU503037A - Improvements in and relating to methods of and apparatus forthe treatment of organically polluted liquids, sewage andthe like : en
  • BE431567A - : en fr
  • CH202498A - Device for heating cooking vessels. : de en
  • DE671243C - Air humidifier for sectional radiators : de en
  • DE671360C - Control device for gas burner : de en
  • GB499779A - Improvements in or relating to photographic cameras provided with range finders : en
  • GB500000A - Moisture-impervious package of impression material and method of preparing the same : en
  • PL27851B1 - Device for processing animal materials. : en pl
  • GB499804A - Improvements in or relating to spectacles : en
  • GB500098A - Improvements in coloured light-sensitive photographic films : en
  • GB500111A - Improvements in or relating to wireless receivers and like apparatus : en
  • BE431868A - : en
  • CH202546A - Process for the production of an anthraquinone derivative. : de en
  • CH202767A - Process for the production of a lightfast tanning agent. : de en
  • DE671278C - Device for regulating the gas pressure and compensating for pressure fluctuations in electrolytic water decomposers : de en
  • US2145472A - Method of making hosiery : en
  • GB499801A - Improvements in or relating to a motor vehicle of the endless-tread type : en
  • CH202745A - Process for the preparation of an azo dye. : de en
  • DE671332C - Process for the production of neutral and bleached soaps : de en
  • PL27711B1 - A device for cooking on kitchen stoves. : en pl
  • US2145740A - Wringer : en
  • CH202688A - Umbrella holder for use on travel bags, suitcases, packages, etc. : de en
  • US2145837A - Carriage rail support for knitting machines : en
  • US2145420A - Tubular electric grounding rod : en
  • CH202476A - Motor mower. : de en
  • PL27781B1 - A method of making a glass diaphragm for galvanic cells from cotton wool, especially for batteries, by immersing it in a diluted rubber dispersion or in a dilute rubber solution and vulcanization after drying. : en pl
  • DE671221C - Inwardly opening revolving door for vehicles, especially for motor vehicles : de en
  • DK55760C - Coupling with one or more gas- or steam-filled rectifier tubes. : da en
  • US2145607A - Tube splicing apparatus : en
  • GB500066A - An improved manufacture of safety fuel for automotive engines : en
  • PL27874B3 - Car chassis with two powered rear steering axles. : en pl
  • SU54355A1 - Fire Alarm Device : en ru
  • CH202540A - Process for the preparation of an active carbonaceous colloid useful as a cleaning agent for liquids. : de en
  • CH202741A - Process for the preparation of an azo dye. : de en
  • BE431298A - : en
  • CA379240A - Padded spring cushion : en fr
  • CH202593A - Dust and waterproof watch. : de en
  • CH202478A - Device for gathering the branches of a vine. : en fr
  • FR836994A - Method and apparatus for the production in cinematography of coloring effects : en fr
  • GB499886A - Process for the production of radio-active fabrics : en
  • GB500089A - Improvements in bodies for road vehicles : en
  • USD113166S - Design fob a dress : en
  • PL27847B1 - A method for producing rigid materials, e.g. for slippers. : en pl
  • US2145384A - Hydraulic system : en
  • USD113142S - Design for a bread box : en
  • AU106461B2 - Improvements in or relating to ploughs for maintaining a constant cutting depth : en
  • PL27912B1 - A way to improve tea with little or no caffeine content. : en pl
  • CA379275A - Wheel rim manufacture : en fr
  • CA379346A - Pneumatic drill retaining device : en fr
  • CH202537A - Device for smoking meat, sausage and fish products or the like. : de en
  • CH202616A - Earrings. : de en
  • CH202513A - Process for the production of rayon with a frizzy appearance and a grainy feel. : de en
  • CA379280A - Lubricant cartridge : en fr
  • DE671097C - Process for the production of nickel carbonyl : de en
  • GB500006A - Improvements relating to wireless direction-finding apparatus : en
  • GB500141A - Improvements in or relating to milling machine tools : en
  • CA379277A - Bias cutting machine : en fr
  • CH202641A - Protection installation of an electrical network. : en fr
  • GB500197A - Manufacture of insecticidal compositions : en
  • GB500200A - Steel alloy : en
  • USD113133S - Design fob a bottle : en
  • AU106460B2 - An improved implement for use inde-tailing lambs andother animals : en
  • US2145560A - Attachable closure car for collapsible tubes : en
  • US2145739A - Closure device : en
  • USD113112S - Design for a bedspread : en
  • AU106431B2 - Improvements in and relating to regulator valve apparatus for locomotives : en
  • CA379239A - Bearing manufacture : en fr
  • CA379255A - Razor blade and holder : en fr
  • CH202654A - Electric light bulb with a heat-resistant filament. : de en
  • PL27713B1 - A method to prevent decomposition of aqueous solutions of ascorbic acid histidine salts. : en pl
  • US2145635A - Method of making slippers : en
  • GB499952A - An improved string instrument of the grand piano type : en
  • DE671140C - Connection terminal in the manner of Luester terminals : de en
  • DE671257C - Drainage device for wash basins, vanities, etc. Like. With a manually controllable drain valve : de en
  • USD113141S - Design for a bottle : en
  • AU106458B2 - Improvements in and relating to cultivators and like implements : en
  • DE670997C - Braking device for window and door leaves to hold them in place automatically when they are swung out : de en
  • DE671107C - Switching arrangement for operating electric induction ovens : de en
  • DE671213C - Trough for kneading and mixing machines : de en
  • DE671060C - Device for fastening the inner, movable cylinder insert of vertical iron smoldering retorts : de en
  • GB500040A - Improvements in processes for casting and rolling metallurgical products cast in strips of small thickness and great length : en
  • CA379302A - Fuel oil stabilization : en fr
  • US2145464A - Synthetic resin coating compositions : en
  • FR836912A - Process for treating poor iron ores, slag and iron sludge to extract metal : en fr
  • GB500039A - Improvements relating to aircraft locating devices : en
  • PL27740B1 - Braking device, especially for vehicles running on rails and road vehicles, to which a flow brake is provided. : en pl
  • AU106477B2 - Cathode ray device : en
  • US2145413A - Propeller : en
  • US2145302A - Circular loom : en
  • USD113189S - Design for a dress : en
  • CH202548A - Process for the preparation of a resinous condensation product. : de en
  • CH202712A - Pressure vessel with fitting for non-fermented fruit juices. : de en
  • CH202695A - Control device for the printing respectively. Sucking means of a switching device for change gears, in particular for motor vehicles. : de en
  • US2145693A - Hair curler : en
  • PL27822B1 - Cassette for cinematographic film tapes. : en pl
  • CH202721A - Process for the preparation of the sodium salt of a sulfonic acid of N-aceto-N-methylcarbamic acid dodecyl ester. : de en
  • GR7956B - AUTOMATIC OPENING SYSTEM OF THE CAR ROOF. : el en
  • USD113172S - Design fob a revolving perfume : en
  • USD113203S - Design for a coat : en
  • US2145268A - Apparatus for food processing : en
  • CA379301A - Higher molecular organic compound : en fr
  • CH202697A - Equipment on road vehicles and aircraft with internal combustion engines to prevent the windshields from fogging up and icing up using hot air. : de en
  • CH202495A - Installation for tempering glass plates. : en fr
  • CH202737A - Process for the production of a new azo dye. : de en
  • US2145656A - Elevator safety apparatus : en
  • US2145675A - Pivotal axle for steel farm trucks : en
  • US2145714A - Impact press : en
  • CH202583A - Arrangement for direct current measurement. : de en
  • CH202679A - Automatic electrical alarm system. : de en
  • CA379350A - Float valve : en fr
  • CA379324A - Amine production : en fr
  • AU358738A - Improvements in caps for electric lamps : en
  • CH202503A - Convertible furniture. : en fr
  • FR837155A - Machine for binding hay arranged in stakes or cabotins : en fr
  • GB500172A - Improvements in and relating to revoking mechanism for weft replenishing looms : en
  • US2145686A - Arrangement for the execution of deep x-ray therapy : en
  • US2145687A - Safety switch locking device : en
  • US2145781A - Method and apparatus for making rip seals for packages : en
  • FR837121A - Cable sheath, made of a thin lead sheath and an artificial material jacket : en fr
  • CH202575A - Anti-skid device for sports shoes. : de en
  • DE671087C - Process for the production of organic fluorine compounds : de en
  • DE671340C - Two-stroke internal combustion engine : de en
  • US2145480A - Weighing scale : en
  • CH202716A - Process for producing a water-soluble nitrogen-containing compound. : de en
  • PL27876B1 - The drive system of oscillating shafts in cars. : en pl
  • US2145775A - Refrigerating mechanism : en
  • AU106429B2 - Improvements relating to the treatment of water : en
  • BE431466A - : en
  • PL27810B1 - A method of refining hydrocarbon oils and an apparatus for carrying out this method. : en pl
  • US2145821A - Selective relay : en
  • CH202746A - Process for the preparation of an azo dye. : de en
  • US2145611A - Diesel-electric engine control : en
  • AU391338A - Method of cutting and waving hair : en
  • CA379355A - Suction cleaner : en fr
  • AU106470B2 - Improvements in detergent compositions and process of using same : en
  • CH202703A - Engine brake with quick release. : de en
  • DE671024C - Needle changing device : de en
  • GB500045A - Improvements in or relating to modulating arrangements suitable for use in carrier current signalling systems : en
  • CH202629A - High voltage transformer, especially dry voltage converter. : de en
  • CH202661A - Process for the preparation of an azo compound of acidic character. : de en
  • US2145746A - Anode for electrodeposition of tungsten : en
  • USD113157S - Design fob a tire : en
  • PL27798B1 - A friction screw press, driven by an electric motor. : en pl
  • PL27846B1 - Headlamp cover for motorcycles. : en pl
  • AU106450B2 - Improvements in or relating tothe tensioning of filaments in electron discharge devices : en
  • US2145320A - Graining apparatus : en
  • US2145495A - Method of and apparatus for removing excess surface water from fresh fruit : en
  • US2145598A - Centrifugal pump : en
  • US2145629A - Device to suppress high frequency oscillations : en
  • AU106440B2 - An improved packing case or box : en
  • CA379268A - Suction cleaner : en fr
  • CH202603A - Machine for cleaning piece-shaped work material by blasting with granular cleaning material. : de en
  • FR836903A - Gyroscopic indicator intended to be connected to a magnetic compass or to an aviation gyro-compass : en fr
  • US2145374A - Apparatus for subjecting gases to the action of liquids : en
  • US2145406A - Automatic brake for trailer vehicles : en
  • PL27741B1 - Mobile device for washing steam engines and other similar vehicles. : en pl
  • PL27869B1 - A method of producing coated electrodes and a device for kneading them by this method. : en pl
  • US2145456A - Holder for tooth brushes : en
  • PL27772B1 - Set of wheels. : en pl
  • PL27842B3 - : en pl
  • AU17638A - A detachable cream can cooler : en
  • US2145408A - Spring assembly : en
  • US2145493A - Ship control system : en
  • US2145511A - Wind driven battery charger : en
  • AU106442B2 - An improved apparatus for manufacturing milk, cream, icecream orthe like from butter fats and milk powders : en
  • CA379328A - Heat generating method : en fr
  • DE671006C - Brake adjustment device : de en
  • FR837083A - Automatically variable pitch propeller : en fr
  • GB500042A - Improvements in chairs, settees or the like : en
  • CA379323A - Fish treating machine : en fr
  • CA379305A - Refrigerator car : en fr
  • US2145266A - Treating tobacco : en
  • AU106438B2 - Improvements in caps for electric lamps : en
  • AU106432B2 - Improved lifting devices for ploughs, harrows, cultivating implements andthe like : en
  • CH202728A - Process for the preparation of a polyazo dye. : de en
  • US2145590A - Automatic emergency brake pick-up for fluid medium brakes : en
  • US2145625A - Fireproof bronze welded structure : en
  • CH202502A - Sofa bed. : de en
  • FR836973A - Box for tablets, pills and similar products, provided with a dispensing opening which can be temporarily separated from the dispensing compartment by a slide : en fr
  • CA379260A - Washing and cleansing agent : en fr
  • DE671292C - Record device for sound recording and playback : de en
  • DE671312C - Tiltable rotary drum furnace : de en
  • PL27903B1 - Railcar bogie for rail motor vehicles. : en pl
  • PL27799B1 - Pipette, especially for topping up the liquid in batteries with opaque jars. : en pl
  • US2145789A - Foundation : en
  • US2145657A - Process for the hydrogenation of hydrocarbon oils : en
  • US2145732A - Mirror : en
  • CH202734A - Process for the preparation of an azo dye. : de en
  • PL27722B1 - The way of finishing fibers and fabrics, : en pl
  • PL27867B1 - Process for the production of ground amorphous activated carbon. : en pl
  • US2145357A - Window : en
  • US2145461A - Ring forming mechanism : en
  • AU234038A - Improvements in and relating to regulator valve apparatus for locomotives : en
  • CH202700A - Single-chamber pressure medium brake for trailer vehicles. : de en
  • DE671071C - Process for improving the ductility of alloys based on iron-cobalt : de en
  • AU106445B2 - Improvements in or relating to shoe heel stiffeners and moulding machiines therefor : en
  • CH202508A - For the preparation of a field cooking device intended in particular for heating canned food, a component that is only used when it is used. : de en
  • US2145332A - Television system : en
  • US2145545A - Air-cooled variable-speed device : en
  • USD113158S - Design for a pistol-grip tool driver : en
  • CA379315A - Cellulose ester film, foil and coating production : en fr
  • USD113152S - Design for a textile fabric or : en
  • US2145314A - Cash drawer : en
  • DE671108C - Automatic feed mechanism for the electrodes of arc welding machines with two motors : de en
  • DE671183C - Process for the production of valuable, especially low-boiling hydrocarbons : de en
  • DE671160C - Liquid heater with backflow protection arranged inside the heater casing : de en
  • GB499971A - Improvements in or relating to thermionic valves : en
  • CA379308A - Container and heating means : en fr
  • FR837025A - Method and device for degassing viscous liquids, such as artificial silk spinning solutions : en fr
  • PL27835B1 - Barrels that can be coupled into a train set. : en pl
  • US2145280A - Engine mounting : en
  • US2145683A - Filter : en
  • BE430447A - : en
  • CA379290A - Pot or container : en fr
  • CA379221A - Cash register : en fr
  • CA379298A - Diesel oil production : en fr
  • DE671033C - Pricking device for sewing machines : de en
  • USD113131S - Design for a goblet ob similar : en
  • DK55761C - Electric Quartz Discharge Pipe. : da en
  • GB499914A - Improvements in or relating to air filter units : en
  • CH202505A - Resilient insert for seat cushions, mattresses, cushions and the like. : de en
  • CH202600A - Process for the production of metallic barium. : de en
  • GB499782A - Improvements in or relating to photographic cameras adapted for interchangeable lenses : en
  • GB499964A - Improvements in or relating to reciprocating engines : en
  • US2145433A - Recovery of tin and other oxidizable metals : en
  • CH202552A - Process for the preparation of N-ethyl-benzothiazol-2-pentamethine-w-aldehyde. : de en
  • GB499898A - Improvements in and relating to dies for wire strand machines and for other purposes : en
  • CH202682A - Method for attaching traffic signs with a long service life on road surfaces and other objects. : de en
  • GB499773A - Improvements in the production of pads, batts or upholstery stuffing from loose fibrous material : en
  • GB500008A - Improvements in and relating to automatic mixing devices for continuous flow heaters : en
  • USD113178S - Design fob a textile fabric or : en
  • AU106474B2 - Improved hypodermic needle : en
  • CH202760A - Process for the preparation of an oxazine of the anthraquinone series. : de en
  • GB499967A - Improvements relating to electric battery lamps : en
  • CH202614A - Handle device. : de en
  • CH202719A - Process for producing a water-soluble nitrogen-containing compound. : de en
  • PL27756B1 - Rangefinder periscope. : en pl
  • GB500088A - Improvements relating to railway rail chair assemblies : en
  • CH202657A - Directional instrument used for nailing femoral neck fractures. : de en
  • DE671080C - Gatekeeper for table hockey games to be operated from above by means of a shaft : de en
  • CH202530A - Lapel tip stiffened with an insert and the process for making it. : de en
  • CH202739A - Process for the preparation of an azo dye. : de en
  • DE671103C - Starting device operated by a foot switch for electrically powered vehicles : de en
  • US2145380A - Condensate disposal means for air conditioning units : en
  • DE670991C - Manual gearbox with variable length of the driving crank depending on the load : de en
  • FR836952A - Closure and emptying device for receptacles the contents of which must be protected during emptying against outside air : en fr
  • GB499918A - Improvements in or relating to rotary converters : en
  • GB500201A - Improvements in or relating to the recovery of stabilised gasoline from vapours produced in cracking hydrocarbons : en
  • PL27884B3 - The panic system of oscillating shafts in cars. : en pl
  • US2145638A - Label folding machine : en
  • US2145650A - Tuyere : en
  • CA379276A - Bias cutting machine : en fr
  • PL27764B1 - Non-detonating explosive. : en pl
  • DK55754C - Brake drum for railway wagons. : da en
  • GB499803A - Improvements in or relating to the method of forming vehicle wheel rims : en
  • GB500169A - Bobbin-winder for sewing machines : en
  • GB499807A - Dispersible sulphur and compositions containing the same : en
  • GB499835A - Improvements in decoration of surfaces of articles by printing : en
  • GB499834A - Improvements in or relating to nuts and bolts and the like fastening means : en
  • GB500150A - Improvements in or relating to the propulsion of submarine vessels by internal combustion engines : en
  • US2145274A - Tipping apparatus : en
  • FR836957A - Combined flush for flushing devices with high or low flow : en fr
  • FR837139A - Device for checking the distribution of steam or gases in steam engines or engines : en fr
  • DE671187C - Mesh network with several supply lines that belong in groups to several dining systems : de en
  • DE671163C - Heating device for motor vehicles with cooling water charged air heater : de en
  • DE671296C - Elastic coupling equipped with cylindrical springs : de en
  • FR837100A - Method of injecting fuel into supercharged two-stroke internal combustion engines and engine for implementing this method : en fr
  • GB500135A - Improvements relating to heating elements for electrically heated ovens : en
  • FR836931A - Oscillating support screed for winding coils in winding machines : en fr
  • FR837020A - Snap button enhancements : en fr
  • GB499780A - Improvements in or relating to dissolving shutters of motion picture apparatus : en
  • FR837111A - Pattern printing machine : en fr
  • GB499806A - Dispersible sulphur and compositions containing the same : en
  • DE671173C - Following the coulter provided screening and conveying device on potato harvesting machines : de en
  • DE671286C - Cooling vessel for transformers, especially large power : de en
  • US2145389A - Pick-up : en
  • US2145619A - Antislipping attachment for ladders : en
  • FR837062A - Firearms Improvements : en fr
  • US2145315A - Concave spiral separator : en
  • US2145758A - Tank closure : en
  • US2145621A - Air tempering unit : en
  • US2145826A - Sewing machine : en
  • USD113199S - Entor : en
  • CH202605A - Control unit for welding machines. : de en
  • FR836906A - Advanced hosiery knitting loom : en fr
  • US2145703A - Shell type transformer : en
  • US2145311A - Shoemaker's jack : en
  • US2145454A - Washing machine : en
  • US2145776A - Refrigerating mechanism : en
  • CH202507A - Device for removing aromatic bulk material in dosed quantities from cans with closed lids. : de en
  • CH202732A - Process for the preparation of an azo dye. : de en
  • USD113124S - Design for a spoon or other article : en
  • PL27826B1 - The method of obtaining ammonium sulphate in the thick crystalline form : en pl
  • US2145300A - Stencil : en
  • AU197438A - Improvements relating to the treatment of water : en
  • PL27808B1 - A method for producing low-viscosity rubber solutions. : en pl
  • AU30838A - Improvements in rail joints : en
  • CA379220A - Calculating machine : en fr
  • CH202676A - Television procedure. : de en
  • DE671000C - Trigger device for pistols : de en
  • US2145648A - Manufacture of mastic tile : en
  • US2145261A - Refuse incinerating furnace : en
  • GB499915A - Improvements in and relating to the pillar supports of reading lamps and the like : en
  • GR7958B - MECHANISM OF PERMITTING THE LOCKING OF THE EXTERNAL DOORS OF ELECTRIC ELEVATORS ONLY WHEN THE CHAMBER IS STANDING BACK. : el en
  • US2145744A - Terminal : en
  • AU106457B2 - Improvements in and relating to arc welding apparatus : en
  • CH202556A - Process for the preparation of thiourea-formaldehyde reaction products. : de en
  • US2145479A - Telegraph printer : en
  • AU19238A - Improvements in or relating to valves for controlling and interrupting the flow of fluids : en
  • US2145768A - Agitator : en
  • USD113210S - Design for a smocked textile fabric : en
  • PL27750B1 - Terminal for electric cables. : en pl
  • US2145273A - Preparation of cellulose ethers : en
  • SU54384A1 - Method for producing folliculin preparations : en ru
  • US2145518A - Method of brightening nickel surfaces : en
  • US2145482A - Baking oven : en
  • PL27777B1 - Shotgun cartridge for air weapons. : en pl
  • CA379321A - Tungsten alloy electrodeposition : en fr
  • CH202707A - Process and device for securing power consumption from overhead contact lines with tires. : de en
  • CA379223A - Radio detector : en fr
  • CA379238A - Brake-control mechanism : en fr
  • AU106466B2 - Improvements in and relating to collapsible portable tents : en
  • FR836949A - Lightweight mallet for various games : en fr
  • CA379306A - Railway car wall : en fr
  • CH202542A - A method of manufacturing a lightweight welded container for compressed or liquefied gases and a container obtained by this process. : en fr
  • USD113168S - Design for an air exhauster for : en
  • PL27758B1 - A method for producing pure alumina and an apparatus for carrying out the method. : en pl
  • CH202636A - Process for the production of switch chamber parts for electric gas switches : de en
  • PL27857B1 - Suspension of vehicles running on rails. : en pl
  • PL27703B1 - A method of operating a rechargeable battery with anti-voltage cells and a DC electrical device containing such batteries and allowing it to be operated in this way. : en pl
  • GB499900A - Improvements in or relating to an electrical apparatus for the transmitter of printing telegraphs or like devices : en
  • PL27784B1 - A method of switching over a rotary working machine which is coupled to a driving device by means of an adjustable hydraulic clutch. : en pl
  • DE671222C - Process for making wear-resistant, austenitic manganese steel machinable : de en
  • US2145287A - Electric steam generator : en
  • FR836989A - Safety device for presses : en fr
  • GB500171A - Improvements in or relating to the preparation of luminous enamels : en
  • DE671191C - Closure for pressure medium container, especially for a liquefied extinguishing gas, e.g. Containers containing carbonic acid : de en
  • DE671215C - Adjustment device on a plow with a mouldboard and a pivoting share that can be adjusted independently of the mouldboard : de en
  • GB500146A - Improvements in combs : en
  • GB500069A - Improvements in couches, settees or like articles of furniture : en
  • USD113187S - Design for a dress : en
  • GB500010A - A process for the production of unsaturated alcohols : en
  • DE671336C - Three-phase fine control brake control : de en
  • FR837191A - Glue or adhesive : en fr
  • GB499899A - Improvements in or relating to hydraulic lifting and like apparatus : en
  • GB500002A - Improvements in and relating to intermittent absorption refrigerating apparatus : en
  • GB500131A - Improvements in hydraulic torque-converters of the kinetic type : en
  • CA379330A - Floor covering : en fr
  • SU54399A1 - Complex ferroalloy for metal deoxidation : en ru
  • DE671041C - Device on lights, in particular gas incandescent lamps, for dimming and converting into signposts for air protection purposes : de en
  • US2145588A - Pipe or tube mill : en
  • DE671188C - Device for measuring the asymmetry in three-phase networks using a quotient measuring mechanism : de en
  • FR837009A - Dyes, their preparation and industrial applications, in particular in the preparation of photographic emulsions and products containing these dyes : en fr
  • DE671227C - Hangers for clothes : de en
  • DE671018C - Device for grid control of a gas or vapor discharge path : de en
  • DE671246C - Spark plug : de en
  • FR836921A - Process for preparing hydrogen peroxide : en fr
  • DE671076C - Respiratory protection filter : de en
  • DE671294C - Hydraulic servo motor with pressure fluid reservoir for controller : de en
  • US2145839A - Composite structural member : en
  • CA379296A - Fire extinguisher : en fr
  • AU326738A - Improvements in roses or perforated nozzles : en
  • GB500162A - Improvements in or relating to radio antennae : en
  • CA379257A - Wire spooling apparatus : en fr
  • US2145481A - Sandwich holder : en
  • US2145576A - Conversion of hydrocarbons : en
  • US2145818A - Shoemaking : en
  • CA379273A - Coupe deck loader and unloader : en fr
  • GB499802A - Improved rear view mirror devices for vehicles : en
  • GB500119A - Improvements in or relating to optical image producing arrangements : en
  • PL27730B3 - Device for introducing single thread in gripper looms with needles. : en pl
  • US2145553A - Discharge device for casting machines : en
  • US2145324A - Furnace : en
  • US2145237A - Sound post : en
  • CH202541A - Edge filter. : de en
  • FR836947A - Vulcanization of rubber : en fr
  • FR837088A - New board game : en fr
  • DE671166C - Method of filling boreholes : de en
  • GB499850A - Improvements in or relating to parachutes : en
  • BE431483A - : en fr
  • CH202757A - Process for the preparation of an oxazine of the anthraquinone series. : de en
  • AU362538A - Improvements in or relating to arrangements forthe reception of stationary or moving pictures inwhich jointly withthe picture currents line and picture pulses are received : en
  • US2145577A - Combustion chamber in cylinder heads of internal combustion engines : en
  • PL27721B1 - Arrangement of asymmetric conductivity electrodes and the method of its production. : en pl
  • US2145263A - Roaster platform : en
  • SU54429A1 - The method of electrolytic production of shaped and flat mirrors : en ru
  • CA379289A - Electron relay : en fr
  • US2145563A - Dispensing device : en
  • CH202683A - High voltage line night lighting electrical installation. : en fr
  • USD113207S - Design for a textile fabric : en
  • CH202535A - Apparatus for the rectification of fermentation vapors for the manufacture of alcohol. : de en
  • DE671242C - Rod-shaped heating element for generating high temperatures, especially in electric ovens : de en
  • GB499856A - Improvements in circuit arrangements for gas discharge valves : en
  • CA379293A - Binding machine : en fr
  • US2145391A - Hedge trimmer : en
  • AU106469B2 - Anew or improved memorandum appliance : en
  • CA379331A - Safety razor : en fr
  • FR836937A - Process for preparing hydrocarbons : en fr
  • BE431397A - : en
  • GB500079A - Improvements relating to pinking mechanism for sewing machines : en
  • US2145578A - Clasp brake arrangement : en
  • US2145282A - Method of making coupling nuts : en
  • CH202501A - Device for strengthening the connection of the frames with the legs on chairs, tables and the like. : de en
  • CH202747A - Process for the preparation of an azo dye. : de en
  • US2145350A - Cable insulating compositions : en
  • US2145786A - Conveyer belt : en
  • USD113147S - Design for a combined divan and bed : en
  • CH202609A - Auxiliary device for pressing pieces of wood. : de en
  • AU106454B2 - Improvements in or relating to thermionic amplifiers : en
  • DE631668C - Explosive power impact tool, especially ram, working with compression ignition : de en
  • DE671249C - Folding camera with a special viewfinder lens : de en
  • CA379226A - Circular loom : en fr
  • CH202709A - Single wing screw. : de en
  • GB499988A - Improvements in or relating to television, facsimile telegraph and like systems : en
  • CH202568A - Photographic material having at least one sensitized silver halide emulsion layer of high sensitivity to red and low sensitivity to cyan for subtractive multicolor processes and processes for its preparation. : de en
  • CH202754A - Process for the preparation of an acidic wool dye of the anthraquinone series. : de en
  • CA379360A - Motor vehicle lock cover : en fr
  • CH202584A - Permanent magnet for measuring devices, in particular of the moving coil type. : de en
  • CH202631A - Method of isolating electric wires. : en fr
  • CA379338A - Ticket cancelling machine : en fr
  • CH202488A - Heating system in which the elements leading the heating medium are embedded in a mass that absorbs the heat of the heating medium. : de en
  • CH202524A - Electric iron with automatic temperature control. : en fr
  • PL27838B1 - Freewheel hub with a frictional taper collet. : en pl
  • GB500287A - Improvements in or relating to the application of colours or the like to various surfaces : en
  • CA379222A - Electric circuit : en fr
  • CH202691A - Separating device on packaged, elongated pressed masses made of tallow or the like. : de en
  • CH202620A - Valve mixer tap. : de en
  • CH202758A - Process for the preparation of an oxazine of the anthraquinone series. : de en
  • CH202775A - Dry shaver. : de en
  • US2145715A - Bedsheet : en
  • CH202571A - Mechanical pencil. : en fr
  • BE431705A - : en
  • PL27853B1 - Rechargeable battery from bipolar plates and how to make it. Patent dependent on patent No. 26735. : en pl
  • PL27908B1 - Gas burner. : en pl
  • US2145430A - Container : en
  • DK55764C - Wall cladding of assembled Double Slabs. : da en
  • FR837056A - Bra : en fr
  • FR837108A - Automatic joint of mandrels for the production of hollow bodies in fibrous cement : en fr
  • US2145462A - Dressing case : en
  • US2145272A - Dust-collecting means : en
  • US2145609A - Skeining device : en
  • DE671073C - Fluid change gear according to the type of turbo gear : de en
  • DE671127C - Drying channel for uninterrupted drying of a plate-shaped body : de en
  • PL27898B1 - The method of securing the runner's rims of Iniar rim rippers from contamination with pectin sticky substances when selling the rim of vap fibers, especially flax containing * these substances. : en pl
  • US2145298A - Control system for air conditioning apparatus : en
  • GB500116A - Improved method of driving roll film bobbins in photographic cameras and similar machines : en
  • GB500165A - Improvements in and relating to rails for curtain runners, toy railways and the like : en
  • GB500179A - Improvements in spindles for machinery for winding yarns or threads : en
  • CH202518A - Process for the production of all types of hosiery and hosiery produced therefrom. : de en
  • USD113103S - Design for a bracelet : en
  • CH202637A - Light switch. : en fr
  • CH202777A - Device for electrical remote transmission of movements of at least one control element to at least one controlled element. : de en
  • USD113113S - Design for a bedspread : en
  • DE669649C - Process for removing coarse suspended matter, especially labels : de en
  • GB499980A - Improvements in or relating to advertising devices : en
  • US2145463A - Air film lubrication of marine vessels : en
  • US2145654A - Coupon ticket printing machine : en
  • GB499853A - Improvements in, or relating to, change speed gear systems : en
  • DE671339C - Corner connection for cold bed window frame : de en
  • US2145497A - Dumping scraper : en
  • FR836959A - Method and apparatus for the production of fine filaments of glass or the like : en fr
  • DE671111C - Double jib luffing crane with auxiliary trolley that can be moved on the handlebar : de en
  • FR837116A - rotary armature electromagnet : en fr
  • GB500117A - Improvements in unhairing processes : en
  • DE671275C - Zipper : de en
  • GB500252A - Improvements in elastic mountings for engines carrying air-screw propellers : en
  • US2145843A - Computing mechanism : en
  • GB500181A - Improvements in and relating to leather sewing machines : en
  • CA379250A - Seed drill : en fr
  • CH202633A - Junction box. : de en
  • CH202724A - Process for the preparation of a water-soluble derivative of the heterocyclic series. : de en
  • PL27744B1 - The way of seasoning meats. : en pl
  • GB500037A - Improvements in fire alarm systems of the automatic type : en
  • US2145281A - Processing reel : en
  • US2145484A - Hydraulic tappet : en
  • GB499845A - Improvements in or relating to closure means for collapsible tubes : en
  • USRE20991E - Means fob the production of : en
  • CA379333A - Locomotive draft appliance : en fr
  • PL27732B1 - Self-made firearm. : en pl
  • CH202731A - Process for the preparation of an azo dye. : de en
  • DE671253C - Leather roughening device : de en
  • DE671155C - Procedure for operating the evaporation station with connected broth consumers in sugar factories : de en
  • DE671251C - Device on pressure medium brakes for motor vehicle trains : de en
  • ES144233A1 - A process for the manufacture of a detergent product. : en es
  • GB499827A - An improvement in the manufacture of viscose artificial silk : en
  • GB500255A - Improvements in or relating to evacuated and sealed containers, particularly for the preservation of biologically active substances : en
  • DE671295C - Tree protection trough : de en
  • FR837013A - Method of lighting with changing colors of advertising, decorative and similar objects, installation and device for the implementation of this method : en fr
  • GB500028A - Improvements in or relating to horticultural knives : en
  • GB500067A - Improvements in or relating to propeller blades and method of making same : en
  • GB499872A - Improvements in or relating to direct current electric ship propulsion or the like systems : en
  • GB500029A - Improvements in and relating to the beaming of warps in sizing or dressing machines : en
  • GB499904A - Improvements in apparatus for heating clamps for use in the production of permanent hair waves : en
  • DE671147C - Cable lug : de en
  • DE671301C - Device for making tubes from paper, cellulose or the like with a plastic head : de en
  • GB499888A - Improvements in or relating to work-feed mechanism for screw and similar machines : en
  • GB499894A - Apparatus for recording the passage of vehicles : en
  • BE431914A - : en
  • CA379367A - Chemical composition and fibres : en fr
  • CH202473A - Method and device for the treatment of garbage and similar waste. : de en
  • AU128638A - Improvements relating to forehearths for molten glass : en
  • US2145709A - Control circuit : en
  • FR837150A - Concrete reinforced with wire : en fr
  • PL27731B1 - Intermediate frequency amplifier. : en pl
  • US2145669A - Take-apart furniture : en
  • PL27752B1 - Mold for making chocolates or sugars. : en pl
  • US2145387A - Process of hydrogenating monovinylacetylene : en
  • PL27797B1 - : en pl
  • FR837059A - Improvements to stems for cycle handlebars : en fr
  • GB499953A - Spring suspension for vehicles : en
  • AU106444B2 - Improvements in or relating to valves for controlling and interrupting the flow of fluids : en
  • CA379327A - Display box : en fr
  • CH202648A - Secondary radiation diaphragm on an X-ray device. : de en
  • CA379218A - Ironing machine cover : en fr
  • CH202474A - Process for enriching the bitumen content in oil shale by means of foam floating treatment. : de en
  • CH202759A - Process for the preparation of an oxazine of the anthraquinone series. : de en
  • CA379252A - Semi-trailer hoist connection : en fr
  • FR837184A - Metal complexes of polyazo dyes and their preparation process : en fr
  • GR7961B - COMPOSITE MULTIPLICATION RAINMETER. : el en
  • DE671119C - Pull-up handle for parachute packaging bags : de en
  • CA379361A - Saw sharpening machine : en fr
  • CH202594A - Sports and table clock. : de en
  • US2145694A - Fan : en
  • FR836988A - Improvements to the interpolymerization process of ethylene with other organic compounds : en fr
  • GB499775A - Improvements in or relating to shaft bearing and sealing assemblies for pumps : en
  • PL27782B1 - Diaphragm reducing valve. : en pl
  • PL27901B1 - Background for cinematographic photos. : en pl
  • DE671228C - Process for the artificial aging of flexural skin for gas remote controls and pressure regulators : de en
  • DE671346C - Device for the roentgenographic representation of body sections : de en
  • DK55755C - Control system by a Transmission system for high-frequency Carriers. : da en
  • IE15144L - Game apparatus : en
  • PL27720B1 - Process for the preparation of 4-Alkyl-5-oxyalkylthiazoles. : en pl
  • CA379332A - Coal coating composition : en fr
  • DE671110C - Food steamer that can be placed in cooking vessels : de en
  • US2145658A - Reinforcing plate for shoes : en
  • GB499917A - Improvements in and relating to elevating trucks : en
  • GB500012A - Improvements in and relating to the production of titanium dioxide pigments : en
  • GB500100A - Improvements in and relating to apparatus for use in electric welding : en
  • US2145494A - Mounting sleeve for shoe stretcher blocks : en
  • FR836974A - Multi-light portable electric lantern : en fr
  • FR836948A - Excitation system : en fr
  • GB500004A - Improvements in and relating to the mounting of machines or vehicle power units : en
  • CH202674A - Circuit for receiving electrical vibrations with automatic control of the transmission rate. : de en
  • PL27692B1 - Anti-skid protection for motor vehicles with wheels with tires or rubber rims. : en pl
  • GB499892A - Improvements relating to pumping apparatus : en
  • GB500019A - Method of protecting the compressors of thermo-compression evaporating plants from the attack of impure vapours and plant for carrying out this method : en
  • BE430954A - Improvements to wire winding machines or similar machines : en fr
  • US2145615A - Light plywood shipping container : en
  • AU106425B2 - A detachable cream can cooler : en
  • AU36538A - Fruit and vegetable dicing apparatus : en
  • DE671075C - Cone crusher : de en
  • US2145678A - Vehicle cooler using engine fuel as refrigerant : en
  • US2145444A - Hook and eye fastening : en
  • USD113191S - Design fob a chair : en
  • BE431874A - : en
  • US2145338A - Fruit juice extractor : en
  • US2145788A - Light signal for railroads : en
  • US2145424A - Self-excited alternating current machine : en
  • US2145382A - Studio couch : en
  • US2145802A - Processes of separating nitrile-hy-drocarbon mixtures by means of carboxylic acids : en
  • CH202773A - Ski. : de en
  • US2145532A - Drive equalizing coupling : en
  • US2145751A - Motor vehicle steering mechanism : en
  • US2145296A - Badge : en
  • GB500024A - Improvements in brakes for cycles and the like : en
  • DK55759C - High frequency cable with Airspace insulation. : da en
  • BE431429A - : en
  • AU106430B2 - Camera for producing separation negatives : en
  • FR837105A - Deflector winding for cathode ray tubes : en fr
  • DE646917C - Vacuum switch : de en
  • DE671116C - Cock with liftable plug : de en
  • FR837052A - Improvements to internal combustion engine pistons : en fr
  • GB499793A - Improvements in shaft packings for elastic fluid turbines : en
  • US2145608A - Playing game : en
  • US2145767A - Power applying unit : en
  • FR837171A - Artillery equipment : en fr
  • GB499925A - Process of and apparatus for the production of barium sulphide from barytes : en
  • PL27715B1 - Fuse valve for gas instruments. : en pl
  • US2145552A - Covered separable fastener : en
  • US2145556A - Solderless connecter : en
  • US2145699A - Electrode holder : en
  • PL27771B1 - Combined driving brake and hoisting machine safety brake. : en pl
  • PL27845B1 - Test tube for gas detection apparatus. : en pl
  • CH202377A - Tubular conductor, in particular for high frequency cables, and process for its manufacture. : de en
  • CH202762A - Process for the preparation of an oxazine of the anthraquinone series. : de en
  • DE671193C - Dry processes, especially for agricultural and horticultural products : de en
  • CA379258A - Trailbuilder : en fr
  • CH202702A - Body for passenger cars. : de en
  • US2145516A - Dash control gear shift : en
  • US2145544A - Process and machine for separating high viscosity cream from whole milk : en
  • USD113196S - Design for a coat : en
  • FR837104A - Device for transmitting axial movements between two shafts forming a certain angle : en fr
  • PL27879B1 - A motor vehicle, especially a tractor. : en pl
  • CH202680A - Illuminated switchboard. : de en
  • AU191038A - Improvements in or relating to gasfilled electric discharge tubes : en
  • PL27804B1 - How to activate raw earth. : en pl
  • US2145232A - Steel tower member : en
  • CH202611A - Stone crusher. : de en
  • GB499864A - Improvements in or relating to selective gear transmission : en
  • GB500083A - Improved package and process for making the same : en
  • CH202564A - Embossed image carrier with thin-rolled metal foil. : de en
  • PL27882B3 - The pedal of the oscillating shafts or the shafts. : en pl
  • US2145371A - Oscillator coil system for low frequency bands : en
  • US2145542A - Flexible drive : en
  • US2145400A - Vacuum tube electrode : en
  • USD113149S - Design fob a glove : en
  • US2145306A - Portable drinking fountain : en
  • USD113181S - Design fob a dress : en
  • PL27820B1 - Rotary combustion engine with rotating combustion chambers. : en pl
  • US2145283A - Artificial lure : en
  • FR836939A - Improvement in passive defense lamps : en fr
  • US2145341A - Process for reclaiming and devulcanizing rubber : en
  • US2145361A - Electronic discharge device : en
  • US2145593A - Method and apparatus for making metal strip : en
  • CA379245A - Dynamo electric machine : en fr
  • DE671277C - Process for the electrical separation of suspended matter in a highly insulating aerosol from its carrier gas : de en
  • DE671037C - Process for producing cement from material containing barium : de en
  • FR837086A - Process for manufacturing microporous materials from seeds such as, coffees and the like, and the product thus obtained : en fr
  • DE671077C - Jack screw : de en
  • DE671335C - Shaft conveyor system : de en
  • DE671352C - Washing, wetting, emulsifying, dispersing and cleaning agents : de en
  • FR837106A - Rangefinder containing the base, with two systems of glasses : en fr
  • GB499800A - Improvements in and relating to rotary printing or duplicating machines : en
  • CA379266A - Linkage joint : en fr
  • GB499795A - Improvements in or relating to metallised dielectrics and electric condensers : en
  • GB499808A - Improvements relating to the manufacture of wire glass : en
  • GB499910A - A securing device for use in tethering animals : en
  • PL27779B1 - A method of preparing the lower coils from a wound thread for sewing machines. : en pl
  • PL27871B3 - A sheet metal barrel for loose materials, especially cement, and a device for opening it. : en pl
  • US2145349A - Oiler : en
  • US2145696A - Apparatus for making composite frozen confections : en
  • US2145551A - Stringer tape for separable fasteners : en
  • DE671046C - Process for the cooling of metallic goods heated in electrically heated bright annealing continuous furnaces : de en
  • CH202729A - Process for the preparation of a polyazo dye. : de en
  • CH202684A - Table stand designed as a waiter call signal with advertising attachment. : de en
  • AU106473B2 - Improvements in automatic selectivity control arrangements for radio receivers : en
  • CA379358A - Elastic rubber band : en fr
  • CH202649A - Electric discharge tube. : de en
  • CH202715A - Process for producing a water-soluble nitrogen-containing compound. : de en
  • CA379318A - Heater burner : en fr
  • CH202561A - Mechanical ejection device for printed envelopes, sheets or the like on address printing machines. : de en
  • DE671064C - Railway wagons with a revolving platform for applying and removing road vehicles : de en
  • FR837107A - Surgical suture container : en fr
  • US2145245A - Central lubrication : en
  • CH202592A - Watch with zipper winder. : en fr
  • US2145525A - Wheel : en
  • FR836999A - Paper reel blotting pad whose sheet is renewed at will or automatically during use : en fr
  • FR837196A - Process for converting the acetylene bond into an ethylenic bond : en fr
  • FR837180A - Screw closure for bottles, tubes and containers in general : en fr
  • PL27806B1 - : en pl
  • CA379227A - Embossing machine : en fr
  • CA379279A - Dough-lapping machine : en fr
  • DE670999C - Shotgun barrel cleaner in the form of a plate-shaped support body to be pulled or pushed through the barrel : de en
  • GB500023A - Improvements in swivelly mounting and clamping of battens carrying electrical fuses or other units : en
  • CH202497A - Process for improving solid fuels. : en fr
  • PL27909B1 - Device for securing the position of suspended loads by means of supporting devices. : en pl
  • FR836978A - Method and apparatus for tempering glass : en fr
  • GB500138A - Improvements in electrical systems of remote control : en
  • GB499844A - Improvements in or relating to data transmission or control systems : en
  • CH202515A - Thread guide drive for winding machines, preferably weft winder machines. : de en
  • FR837103A - Improvements to line justification devices for typewriters : en fr
  • GB500174A - Improved mounting for motor-compressor units in refrigerators : en
  • FR837169A - Support table for spare parts or others with mobile and rigid shutters : en fr
  • US2145411A - Apparatus for making waist bands for trousers : en
  • US2145691A - Vehicle top cover and method : en
  • FR837024A - Method and apparatus for the manufacture of metal building elements : en fr
  • DE671044C - Regulation of the heat turnover of gas or air heat pump systems, in particular refrigeration machines : de en
  • US2145450A - Plunger for mechanical pencils and method of producing same : en
  • US2145499A - Magnetic device : en
  • US2145674A - Hingedly mounted clousre : en
  • CH202669A - Ticket dispenser. : de en
  • DE671300C - Needle protection device for feed boiler sewing machines : de en
  • FR837027A - Crease-resistant and water-repellent fibrous materials and method of preparing such materials : en fr
  • FR837070A - Electrolytic process for the protection of condensers against corrosion : en fr
  • GB499978A - A process for removing weakly acid-reacting organic compounds from liquids chiefly consisting of liquid mixtures of hydrocarbons or hydrocarbon derivatives : en
  • PL27807B1 - Method for the production of polyoxy derivatives with triphenylmotor. : en pl
  • US2145485A - Valve adjustment : en
  • US2145596A - Attachment plug : en
  • GB500112A - Method and device for relieving spirally grooved screw groove milling tools : en
  • GB499940A - Improvements in and relating to vapour burners : en
  • GB499962A - Improvements in road traffic control systems : en
  • FR836993A - Stock for firearms, in particular for pistols, and method of manufacture thereof : en fr
  • DE671003C - Cardboard box with a zigzag-shaped folded sliding lid : de en
  • DE671067C - Device for converting direct current into other voltage : de en
  • FR837076A - Advanced polisher : en fr
  • GB499787A - Improvements in and relating to electric motors : en
  • GB499945A - Improvements in combined surfacing and boring machines : en
  • GB500020A - Instrument for applying shoe cream and other cream-like substances : en
  • GB499982A - Improvements in or relating to wipers for vehicle windows and windscreens : en
  • USD113146S - Design fob a flashlight : en
  • GB500094A - Improvements in and relating to dry rectifiers and photo-electric cells : en
  • DE671131C - Process for generating elastic pre-stresses in objects made of steel : de en
  • FR837041A - Small airfoil parachute using a composite car : en fr
  • IE15163L - Electric discharge lamp circuits : en
  • FR837026A - Process for the production of vinyl halides : en fr
  • FR836992A - Method and device for the exchange of temperature between solids or liquids and gases : en fr
  • FR837047A - Improvements to fittings-joints for high pressure pipes and new fittings obtained by applying these improvements : en fr
  • FR837119A - Combination burner sprayer for liquid fuels : en fr
  • US2145531A - Florist's pin : en
  • CA379224A - Aliphatic hydrocarbon synthesis : en fr
  • DE671051C - Overcurrent-dependent time relay : de en
  • CH202525A - Electric steam iron. : de en
  • PL27843B1 - Device for sliding the hour dial. : en pl
  • PL27880B1 - Placing the engine in cars. : en pl
  • DE671004C - Folding switch for pipe slides, especially in slaughterhouses, cold stores and storage facilities : de en
  • US2145809A - Elevator system : en
  • CH202778A - Lattice-controlled discharge vessel with vapor or gas filling and arc or arc-like discharge. : de en
  • DE670971C - Process for the production of fertilizers : de en
  • DE671184C - Circuit for telephone systems with dialer operation : de en
  • GB499882A - Improvements in plate clutches : en
  • DE671308C - Process for the production of porous hard rubber tubes with high percolation speed for batteries : de en
  • US2145231A - Well casing perforator : en
  • US2145235A - Locomotive cab curtain : en
  • PL27890B1 - Device for recovering gases or vapors with solid absorbents. : en pl
  • DE671218C - Electrolytic pickling process : de en
  • US2145238A - Furniture : en
  • GB500168A - Improvements in photo-electric comparing devices : en
  • GB499912A - Improvements in or relating to coin actuated ticket delivery machines : en
  • FR836943A - Sander : en fr
  • GB500084A - Improvements in devices for opening preserve tins : en
  • GB499791A - Improvements in or relating to the electrodeposition of zinc : en
  • GB500195A - Improvements in and relating to high vacuum distillation : en
  • FR837063A - Thermal device for obtaining an intermittent movement and its application, in particular to advertising : en fr
  • FR836919A - Chassis frame with side members with a closed contour and serving as the lower body frame : en fr
  • FR837064A - Projectile for anti-aircraft fire : en fr
  • IE15451L - Obtaining fibres and cellulose from plants : en
  • FR837189A - Vibrating roller : en fr
  • DE671050C - High frequency transmission system : de en
  • GB500059A - Improvements in reversible mining machine chains : en
  • IE15504L - Dead beat cylinder escapement : en
  • US2145825A - Lubricating mechanism for sewing machines : en
  • PL27691B1 - An elastic wheel, especially for vehicles running on rails. : en pl
  • PL27887B1 - Device for producing air-steam mixture in furnaces. : en pl
  • US2145372A - Detector for radio receiving systems : en
  • AU106452B2 - Improvements in or relating tothe insulation of high frequency electric conductors : en
  • CA379295A - Baking utensil : en fr
  • DE671195C - Rainwater storage basins and treatment plant for urban waste water : de en
  • FR837090A - Typewriter Improvements : en fr
  • USD113170S - Design for a toy ob similar article : en
  • US2145437A - Apparatus for multicolor photography : en
  • US2145500A - Pamphlet and envelope incorporated therein : en
  • US2145797A - Cabinet type housing for electrical apparatus : en
  • US2145794A - Greeting card : en
  • AU337538A - Fire resisting compositions for coating or impregnating textile materials : en
  • CA379354A - Gymnasium suit and bathing trunks : en fr
  • DE671130C - Process for the production of a suede-like surface on knitted fabrics and goods manufactured afterwards : de en
  • GB499783A - Improvements relating to telephone systems : en
  • GB499863A - Improvements in and relating to boxes of cardboard : en
  • CH202779A - Process for the production of an insulin preparation. : de en
  • US2145418A - Roll for grinding and polishing : en
  • US2145570A - Shaving brush : en
  • US2145534A - Thermal applicator : en
  • US2145394A - Game : en
  • CH202559A - Process for the production of dyeings. : de en
  • DE671225C - Cushioning of the swinging half-axles or handlebars carrying the wheels, especially for motor vehicles : de en
  • AU106456B2 - Improvements relating to forehearths for molten glass : en
  • CH202740A - Process for the preparation of an azo dye. : de en
  • CA379235A - Railway car truck : en fr
  • CH202590A - Projectors, especially for showing living pictures. : de en
  • FR837091A - Device for supplying an engine with liquid fuel : en fr
  • AU37739A - Improvements in or relating to means for intermittently supplying electric current to fences : en
  • USD113194S - Design fob a combined coat and head : en
  • DE671175C - Half mask made of soft building material : de en
  • DK55752C - Detergent. : da en
  • US2145698A - Sewing machine attachment : en
  • FR836902A - High voltage transformer, in particular dry type transformer for very high voltages : en fr
  • GB500176A - Process for the production of perchlorethylene : en
  • US2145292A - Soldering solution : en
  • US2145815A - Zinc sulphide pigment : en
  • FR836911A - Continuous transmission device by trapezoidal belts : en fr
  • AU23838A - Improvements relating to process and apparatus for reconditioning solvents particularly the solvents usedfor drycleaning : en
  • BE431548A - : en
  • FR836920A - Process for the treatment of waste acids containing nitrogen acid : en fr
  • GB500090A - Improvements in electric discharge tubes and circuit arrangements incorporating such tubes : en
  • FR837034A - Hydraulic coupling applicable in particular to the control of submarines : en fr
  • GB499996A - Improvements in or relating to apparatus for sampling bulk material such as sugar cane : en
  • GB500142A - Improvements in or relating to electric discharge tubes : en
  • GB500191A - Improvements relating to rectifying arrangements employing discharge devices : en
  • DE671205C - Electric motor with electromagnetic standstill brake controlled by the stand or runner field : de en
  • PL27794B1 - A harness machine with a thread catcher with a power drive. : en pl
  • FR837199A - Switch refinements : en fr
  • DE671248C - Roller mill with dissolving device and preparer in the same housing : de en
  • FR837140A - Refractory material resistant to the corrosive action of molten glass, and method for its manufacture : en fr
  • GB500152A - Improvements in and relating to bleaching vats, settlement and filtering vessels : en
  • DE671289C - Process for preparing skin bones for folding : de en
  • FR837149A - Automatic locking device for control units of transom closers or other irreversible similar controls : en fr
  • GB500030A - Improvements relating to steam generators and hot water boilers : en
  • GB500122A - An adjustable fitment for fixing posts, rails, beams or the like : en
  • DE671072C - Potato harvester with throwing device for tractor train : de en
  • CA379322A - Wind generator mounting : en fr
  • FR837066A - Thread braking device in textile machines, in particular yarn assembling machines : en fr
  • GB500007A - Improvements in and relating to the external heating of superheated steam turbines and like machines : en
  • GR7960B - MEANS OF CONVERSION OF COMMON CARDBOARD DEEP COLOR IN WHITE. : el en
  • GB500205A - Improvements in or relating to sound-reducing windows : en
  • US2145329A - Process for the manufacture of soluble metallic fluorides and particularly of beryllim fluoride : en
  • US2145663A - Attachment means for digging teeth and excavating buckets and the like : en
  • AU503537A - Dishwashing machine : en
  • CH202686A - Can be shortened. : de en
  • FR837197A - Method and apparatus for stapling springs to frames of resilient linings or box springs of beds and other spring furniture : en fr
  • GB500011A - A portable lethal or anaesthetic chamber for small animals : en
  • DE671355C - Vehicle, in particular rail vehicle : de en
  • US2145370A - Expansion reamer : en
  • US2145505A - Photographer's studio bench : en
  • FR837007A - Provision for synchronous operation of modulating switches without resorting to special control lines : en fr
  • GB499990A - Improvements in and relating to containers adapted for the storage and throwing out of subdivided solid materials : en
  • DE671337C - Device for indicating leaks in fluid lines : de en
  • DK55757C - Apparatus for Visible Indication of the Deviation from a Course Line. : da en
  • AU106427B2 - Improvements relating to process and apparatus for reconditioning solvents particularly the solvents usedfor drycleaning : en
  • BE431508A - : en
  • US2145585A - Cushioning mechanism : en
  • DE671115C - Thermostatically controlled mixing valve : de en
  • DE671254C - Mechanical timer with clockwork, locking and release device : de en
  • FR837021A - Process for preparing valuable lubricating oils : en fr
  • FR836962A - Method and apparatus for the manufacture of glass moldings : en fr
  • DE670994C - Device for maintaining constant pressure in multiple filling machines : de en
  • US2145410A - Method of shaping heel parts of shoe uppers : en
  • US2145586A - Mechanical rowboat : en
  • GB500075A - Manufacture of mordant azo-dyestuffs : en
  • US2145363A - Pressure indicating mechanism for motor vehicle tires : en
  • US2145727A - High voltage discharge apparatus : en
  • FR837161A - Improvements to compositions capable of forming adhesives, coatings or molding substances : en fr
  • FR837073A - Annular section throttle device for fluid lines : en fr
  • FR836955A - Semi-automatic machine for slipping watch springs or other springs, and fitting them in their housings or rings : en fr
  • FR837173A - Rule with carrier : en fr
  • US2145465A - Box strapping machine : en
  • DE671083C - Locking pliers for strapping : de en
  • SU54457A1 - Way to stick roofing material in winter conditions : en ru
  • GB500018A - Improvements in or relating to closure caps for collapsible tubes or like containers : en
  • GB500206A - Improvements relating to trousers and knickers : en
  • DK55774C - Spring-actuated return device for bicycles with rocker pedals. : da en
  • GB499851A - Machine for sizing, calendering and drying, applicable to mechanical or manually operated warping machines : en
  • US2145407A - Building construction : en
  • US2145492A - Combing machine : en
  • DK55766C - Grain and seed cleaning apparatus, especially for threshers. : da en
  • DE671058C - Storage of the revolving riding nail in the tailstock of heavy swivel bars : de en
  • FR837079A - Glued parquet : en fr
  • FR837125A - Improvements to permanent magnet electrical relays : en fr
  • FR837186A - rolling armature electromagnet : en fr
  • BE431849A - : en
  • US2145455A - Flexible belt fastener : en
  • US2145684A - Heating means : en
  • US2145415A - Internal combustion engine : en
  • US2145530A - Electric tremulant attachment for accordions : en
  • FR836984A - Selector mechanism for telegraphic or printing devices : en fr
  • CH202671A - Telegraph system. : de en
  • BE431654A - : en
  • FR836925A - Improvements made to the manufacture of two-piece charms, especially crucifixes : en fr
  • FR837162A - Process for waterproofing and consolidating land or masonry : en fr
  • DE671047C - Bright annealing furnace, hermetically sealed by a liquid container, with annealing drum arranged in a rotatable manner and provided with conveyor screws : de en
  • FR837012A - Improvements to calculating machines : en fr
  • GB499799A - Improvements in or relating to the cylinders of internal combustion engines : en
  • DE671008C - OEarm switch with a firing chamber carried by a metal cover of the switch housing and which can be expanded together with this cover : de en
  • DE671309C - Automatic speed control device for electric drive motors of sugar spinners : de en
  • DE671342C - Oilline swivel joint on a counter crank of a locomotive drive wheel : de en
  • GB500110A - Dyeing of cellulosic material : en
  • USD113175S - Design fob a door handle : en
  • CH202477A - Transportable drying device for drying hay, emd, grain and other stalks. : de en
  • CH202751A - Process for the preparation of an azo dye. : de en
  • CH202521A - Elastic cord. : en fr
  • FR836991A - Improvements in processes for the treatment of hydrocarbons : en fr
  • US2145385A - Treatment of coated fabrics : en
  • CA379281A - Hydraulic punch and die : en fr
  • GB499841A - Improvements relating to conveyors for pulverulent materials : en
  • DE671070C - Device for excavating an endless ribbon of glass : de en
  • DE671149C - Valve or slide with a device to relieve the spindle : de en
  • FR837029A - Improvements made to devices to stop underwater mines at the desired depth while they rise to the surface of the water : en fr
  • DE671005C - Process for the production of acetone and products containing acetone : de en
  • CH202579A - Barrier device with barrier post to cordon off streets, grounds, etc. : de en
  • GB499832A - Improvements relating to telephone systems : en
  • PL27833B1 - Ruler for the production of free from internal tensions, relatively poorly twisted steel wire strands. : en pl
  • US2145723A - Cord hook : en
  • US2145665A - Automobile accelerator control : en
  • US2145672A - Carburetor : en
  • US2145528A - Manufacture of filter plugs or wads for cigarettes : en
  • US2145801A - Processes of preparing higher fatty aldehydes : en
  • CH202549A - Process for the preparation of a pyrimidine compound. : de en
  • PL27861B1 - Method for carrying out the hydrolytic decomposition of cellulose-containing materials by treating them with hydrogen chloride. : en pl
  • CA379253A - Synthetic fibre production : en fr
  • CH202538A - Process and system for excreting carbonic acid from carbonated fruit juice. : de en
  • CH202678A - Transformer circuit for sawtooth currents. : de en
  • PL27718B1 - The tube for the heat exchanger and the method of its implementation. : en pl
  • US2145536A - Mophead : en
  • USD113119S - Design fob a jab : en
  • PL27712B1 - Switching device for condensing devices operating with a steam nipple, especially in steam locomotives. : en pl
  • US2145655A - Resilient mounting for a motor or the like : en
  • PL27863B1 - Folding chair. : en pl
  • US2145726A - Convertible robe : en
  • CA379247A - Coating composition : en fr
  • CA379256A - Refrigerator : en fr
  • CH202642A - Surge arresters. : de en
  • USD113135S - Design for a textile fabric or : en
  • CH202539A - Process for the production of colloidally or molecularly dissolved substances in solid form. : de en
  • CH202553A - Process for the preparation of a phthalocyanine dye. : de en
  • CH202677A - Iconoscope. : de en
  • GB500155A - Improvements in or relating to cable connexion sockets or glands for use with portable electric machines such as are used in mines and the like : en
  • GB500164A - Improvements in and relating to snap fasteners : en
  • AU32138A - Improvements in or relating to thermionic amplifiers : en
  • CA379365A - Iron or steel alloy manufacture : en fr
  • CH202774A - Rate monitoring device on a clock. : de en
  • US2145719A - Flexible metal freezing tray : en
  • US2145346A - Crimped or waved yarn and fabric containing such yarn : en
  • US2145449A - Sound pick-up and amplifying apparatus : en
  • US2145600A - Golf gripping : en
  • DE671135C - Device for the automatic sterilization of vessels, especially bottles : de en
  • US2145639A - Process for the transformation of soluble mixtures containing chlorinated rubber into insoluble products : en
  • GB500354A - Improvements in the preservation of desiccated biologically active substances in evacuated containers : en
  • DE671082C - Process for the production of concrete beams in rows with a thin top layer of fine-grain concrete : de en
  • FR836915A - Bandpass amplifier : en fr
  • GB499997A - Improvements in electric water-level indicators : en
  • US2145521A - Pocket billiard tray : en
  • PL27904B1 - Protective device for exhaust hoods, chimneys or the like. : en pl
  • PL27910B1 - Klr47 h, io. Hydraulic pedal. : en pl
  • US2145250A - Internal combustion engine : en
  • US2145644A - brace : en
  • CH202512A - Device for the preparation and flow of carbonated drinks based on unfermented fruit juices. : en fr
  • US2145404A - Fuel supply unit for oil burners : en
  • DE671206C - Tube voltmeter for measuring small DC voltages with logarithmic display : de en
  • IE16992L - Alumina : en
  • GB500185A - Semi-or fully automatic gun : en
  • DE671009C - Safety device for an electric switch driven by a pressure medium : de en
  • US2145244A - Process of making reinforced tubes or pipes : en
  • USD113163S - Design for a dress or similar article : en
  • FR837118A - Luminous advertising device with light tubes : en fr
  • GB499911A - Improvements in or relating to apparatus for automatically signalling a fall of pressure in intercommunicating containers for fluids under pressure and interrupting communication between various containers : en
  • GB500120A - Dry dyestuff preparations : en
  • FR836997A - Manufacturing process of graduations or reflective networks : en fr
  • GB500118A - Process for the manufacture of sulphonic acid amide compounds : en
  • GB499836A - Manufacture of n:n-dialkyl-dipyrazol-anthronyls : en
  • PL27849B3 - A device for the continuous distillation of high-boiling hydrocarbons into coke. : en pl
  • US2145438A - Safety mechanism for continuous casting apparatus : en
  • USD113171S - Design fob an ice cream cone : en
  • GB499941A - Improvements relating to crank shaft mechanism for bicycles : en
  • CH202689A - Method and device for applying closures to newspapers and other printed matter. : de en
  • CH202557A - Process for the preservation of manure or liquid manure. : de en
  • CA379236A - Washing machine agitator : en fr
  • US2145275A - Tip welding apparatus : en
  • US2145395A - Process for making concentrates : en
  • AU27038A - Improvements in braces or suspenders : en
  • CH202770A - Process for the production of fertilizers containing phosphate. : de en
  • US2145817A - Zinc amminochloride solution : en
  • US2145623A - Greaseless lower unit for outboard motors and the like : en
  • DE671102C - Method for loosing ice bodies : de en
  • DK55769C - Bath and Procedure for Electrolytic Separation of Metals. : da en
  • FR836940A - Car Roof Rack : en fr
  • PL27745B1 - A method of improving the wettability, settling, adhesion and similar properties of hydraulic binders, lime mortar and concrete. : en pl
  • US2145761A - Tap knob : en
  • USD113186S - Design fob a dress : en
  • AU103238A - Improvements in or relating to processes of producing copper hydroxide : en
  • AU106476B2 - Dishwashing machine : en
  • DE671212C - Control for a motor gripper : de en
  • US2145317A - Foundry core binder : en
  • PL27743B1 - Power supply for radio receivers from AC or DC network. : en pl
  • US2145549A - Floor wheel for vacuum cleaner nozzles : en
  • PL27907B1 - A method of treating tow or the like, and an apparatus for carrying out the method. : en pl
  • CH202543A - Process for the production of a new, water-soluble substance suitable as a cleaning, emulsifying and wetting agent. : de en
  • DE671359C - Nozzle cleaning device : de en
  • GB500050A - Improvements in plate clutches : en
  • CH202626A - Compressor for compression refrigeration machines, with a valve to facilitate starting the same. : de en
  • DE671266C - Device for remote control and remote display of the positions of movable organs, in particular arranged in electrical energy distribution systems : de en
  • AU106538B2 - Fruit and vegetable dicing apparatus : en
  • DE670121C - Device for the fire control of anti-aircraft guns : de en
  • DE671194C - Process for the production of a water sanitizing agent : de en
  • DE671317C - Clamp to maintain the shape of the breast covers of skirts, coats or the like. : de en
  • CH202736A - Process for the preparation of an azo dye. : de en
  • DE671078C - Adjustment screw : de en
  • DE671331C - Procedure for investigating the backward safety of a single deformation or arc extinguishing device : de en
  • DE671354C - Seal for revolving doors of railway passenger cars : de en
  • USD113182S - Design for a dress : en
  • BE431756A - : en fr
  • USD113145S - Design fob a typewriting machine : en
  • PL27698B1 - Mass on the magnetic core, especially for load coils of telecommunications cables. : en pl
  • US2145539A - Hair drying and waving apparatus : en
  • DE671023C - Soap dispenser : de en
  • CA379230A - Liquid container : en fr
  • CH202532A - Aluminum vessel with a reinforcing ring and its manufacturing process. : de en
  • USD113151S - Design for a textile fabric or : en
  • DE671198C - Counting device for rotary printer : de en
  • FR836951A - Advanced steam intake valve : en fr
  • GB499849A - Improvements in and relating to processes and devices for removing scale and freeing gas from water : en
  • GB499987A - Improvements in or relating to hot water bottles : en
  • CA379340A - Typist's stand : en fr
  • PL27866B1 - A method for leaching silt from the sewers and an apparatus for using the method. : en pl
  • US2145452A - Vehicle ventilating and control apparatus : en
  • US2145690A - Electric contact material : en
  • PL27844B1 - Harness machine for round weaving looms. : en pl
  • CA379359A - Shower hood : en fr
  • GB500086A - Concrete hardening compositions of the metal salt type : en
  • AU447137A - Semi-stiff collars, cuffs and like wearing apparel and method of manufacturing thesame : en
  • CH202555A - Circulation process and device for removing volatile solvents from thermoplastic, heat-sensitive materials. : de en
  • CH202623A - Two-stroke engine. : en fr
  • US2145398A - Yellow azo pigment composition : en
  • CA379342A - Emergency alarm and motor starter : en fr
  • AU106447B2 - Semi-stiff collars, cuffs and like wearing apparel and method of manufacturing thesame : en
  • US2145390A - Halogen containing butadiene derivatives : en
  • USD113134S - Design for a bottle : en
  • AU106464B2 - Improvements in collapsible segmental formers : en
  • US2145540A - Hydraulic system : en
  • PL27729B1 - Radio wave receiver with frequency modulation. : en pl
  • DE671056C - Machine for melting glass vessels, especially ampoules : de en
  • DE671104C - Device for time and zone counting : de en
  • US2145330A - Threshing apparatus : en
  • FR836979A - Process for the production of carbon tetrachloride : en fr
  • FR837131A - Boiler with accelerated water circulation : en fr
  • PL27868B1 - A method of reducing the disproportionality between the intensity of the electron beam striking a fluorescent screen and the voltage modulating the beam in a vacuum beam cathode ray tube, and a lamp for using the method. : en pl
  • GB499919A - Improvements in or relating to frying apparatus : en
  • DK55771C - Roof-shaped Advertising Card. : da en
  • BE431639A - : en
  • CH202589A - Arrangement with two photocell circles for playback of sound films. : de en
  • DE671063C - Process for the simultaneous introduction of chlorine and alkyl radicals into organic compounds with at least one olefinic double bond : de en
  • DK55765C - Matchbox. : da en
  • BE431642A - : en fr
  • CA379303A - Refrigerator car bunker : en fr
  • FR837188A - Device for temperature compensation in ferraris meters : en fr
  • PL27832B1 - Ceiling or roof block. : en pl
  • USD113211S - Design fob a knife sharpener : en
  • US2145757A - Metallic abrasive material : en
  • DE671017C - Device for converting direct current into alternating current by means of grid-controlled discharge paths : de en
  • FR836954A - Special shear for making angular cuts in the hooking of leaf springs, generally small sections : en fr
  • GR7959B - PAINT I MADE THE PAINTED OBJECT STERILE AND WATERPROOF. : el en
  • CH202526A - Swinging washing element for washing machines. : de en
  • GB499942A - Improved flexible screen or shutter : en
  • GB500054A - Improvements in and relating to epicyclic reversing-gear : en
  • PL27739B1 - Protection of ball bearing rings, especially those used for vehicle trailers. : en pl
  • PL27796B1 - Drilling method and drilling device in this way. : en pl
  • PL27886B1 - A self-acting device for relieving the pressure in tanks for liquids under pressure. : en pl
  • US2145366A - Blasting cartridge : en
  • CH202612A - Multipurpose grinding machine for processing tools. : de en
  • DE671055C - Method and device for producing yarns or the like from glass fibers : de en
  • US2145348A - Manufacture of footwear : en
  • USRE20993E - groot r : en
  • AU347738A - Improvements in high-pressure metal-vapour electric discharge devices : en
  • US2145269A - Apparatus for flotation of minerals : en
  • USRE21051E - Accounting machine : en
  • US2145680A - Extensible connecter for bracelets : en
  • USD113104S - Design fob a magnetic bracelet fob : en
  • PL27790B1 - Electric welding device. : en pl
  • US2145659A - Window assembly for vehicle bodies : en
  • US2145460A - Method of forming bearings : en
  • AU106468B2 - Improvements in or relating to gasfilled electric discharge tubes : en
  • US2145240A - Method of packaging plastic comestibles : en
  • GB500256A - Improvements in toe and heel plates, as used on shoes for dancing, generally called taps : en
  • FR836987A - Cable tensioner : en fr
  • US2145253A - Air cooled in-line engine : en
  • PL27873B3 - Mounting the engine and gears in motor vehicles. : en pl
  • CH202480A - Masonry. : de en
  • DE671169C - Receiver with simultaneous shrinkage and severity control : de en
  • US2145249A - Di-halogen substituted alpha-(p-hydroxyphenyl)-alpha-amino-acetic acid hydrohalides of the same, and processes for their production : en
  • US2145392A - Preparation of biuret : en
  • USD113169S - Design fob a door ptjll : en
  • CH202714A - Process for the preparation of a water-soluble nitrogen-containing compound. : de en
  • AU106455B2 - Improvements in or relating togas pressure electric cables : en
  • US2145824A - Sewing machine : en
  • US2145478A - Twister ring : en
  • PL27862B1 - A method of decomposing solid or semi-solid organic material by fermentation with bacteria. : en pl
  • PL27724B1 - A method of producing imidazolines with a high molecular weight. : en pl
  • US2145428A - Dough mixing and working machine : en
  • US2145745A - Electroplating method and product : en
  • AU106446B2 - Improvements in or relating to television transmitting systems : en
  • AU212838A - Anew or improved memorandum appliance : en
  • GB500188A - Improvements in photographic cameras with photo-electric exposure meters : en
  • US2145470A - Vegetable cutter : en
  • US2145618A - Key : en
  • BE431547A - : en
  • CA379309A - Spray tower : en fr
  • US2145498A - Phonograph : en
  • USD113116S - Design fob a bedspread : en
  • USD113126S - Design for a shoe or similar article : en
  • USD113128S - Design for a handle fob kitchen : en
  • DE671347C - Piston drive for a hydraulic shock absorber : de en
  • DE671293C - Power switch : de en
  • DE671239C - Gas switch : de en
  • GB499992A - Improvements in the manufacture of decolorizing and filtering agents : en
  • US2145773A - Refrigerator and method and apparatus for freezing ice : en
  • GB499943A - Improvements in cycle lamp and dynamo brackets : en
  • IE15551L - Automatic sheet-feeding devices : en
  • US2145290A - Manufacture of artificial filaments and other products : en
  • FR837085A - Pickling process for steel products : en fr
  • GB500071A - Improvements in or relating to the securing of plates or panels to floors and walls : en
  • DE671250C - Photographic chamber with range finder : de en
  • GB499901A - Combined nutcracker and nutpick : en
  • GB499972A - Improvements in refractory materials : en
  • FR836970A - Electric mine ignition machines : en fr
  • GB499857A - Improvements in or relating to temperature control devices for the cooling systems of internal combustion engines : en
  • FR836930A - Improvements made to elastic frames for Tyrolean bags : en fr
  • FR837152A - Leather compressor in sole lining machines, with curved needle : en fr
  • DE671132C - Friction clutch, especially for telegraph equipment : de en
  • PL27817B1 - Metal link for metal cartridge belts. : en pl
  • GB500070A - Improvements relating to vessels for plating or pickling : en
  • DE671172C - Electric relay with non-magnetic adhesive layers : de en
  • GB500123A - Improvements in or relating to crematory furnaces : en
  • DK55767C - Means for Promoting Plant Growth. : da en
  • FR837123A - Amplifiers for the simultaneous amplification of several frequency domains : en fr
  • GB499920A - Improvements in ceramic products and methods of manufacturing them : en
  • GB499927A - Improvements in and relating to hard metal compositions : en
  • DE671186C - Arrangement for grid control of grid-controlled discharge vessels with direct frequency conversion : de en
  • US2145614A - Heating and insulating means for tank cars : en
  • GB499902A - Improvements relating to sheet metal container and method of making same : en
  • US2145527A - Manufacture of artificial silk : en
  • GB500156A - Improvements in or relating to stems for smoking pipes, cigarette holders, or the like : en
  • DE671224C - Electromagnetic light control device : de en
  • FR836923A - Eyewear temples adjustable in length : en fr
  • FR836969A - Elastic calibrated cell : en fr
  • US2145756A - Metallic blast material : en
  • USD113155S - Design for a tire : en
  • GB499788A - Improvements in or relating to means for securing variable speed gear units in the wheels of velocipedes and the like : en
  • BE431479A - : en
  • CA379271A - Tire chain link : en fr
  • CH202572A - Fountain pen with a button operated filling device. : de en
  • FR836960A - Method and apparatus for treating textile fibers, more particularly glass yarns : en fr
  • GB500254A - Improvements in or relating to optical projection apparatus for use with television receivers or otherwise : en
  • GB500149A - Improvements in devices for adjusting the ratio between air and fuel supplied to internal combustion engines : en
  • IE15517L - Bleaching of textile materials : en
  • GB499884A - Improvements in the cooling-water systems of internal combustion engines : en
  • GB499977A - Improvements relating to door handles : en
  • GB500184A - Improvements in and relating to the crease-resisting treatment of textile materials : en
  • US2145289A - Swimming belt : en
  • US2145535A - Filter : en
  • US2145393A - Frozen food product and method of ice glazing same : en
  • FR836910A - Transmission device : en fr
  • GB499950A - An improved railway rail chair : en
  • US2145634A - Electric control for warning signals : en
  • GB499931A - Improvements in and relating to polyvinyl resin compositions : en
  • CA379259A - Washing and cleansing agent : en fr
  • GB499855A - Improvements in or relating to the manufacture of hydraulic cement : en
  • DE671201C - Circuit arrangement for telephone systems with dialer operation : de en
  • DE671220C - Steering device for the wheels of a multi-wheel road truck consisting of several chassis : de en
  • GB500187A - Improvements in and relating to age resisters : en
  • PL27767B1 - Dyeing method with direct dyes. : en pl
  • PL27885B1 - Electric traction cord. : en pl
  • US2145541A - Inlet and outlet for closed centrifugal separators : en
  • US2145717A - Multiplex telecommunication system : en
  • US2145736A - Shock absorber : en
  • US2145808A - Vulcanization of rubber and products obtained thereby : en
  • FR836905A - Pendulum movement : en fr
  • CH202653A - Installation on gas apparatus to facilitate the installation of safety devices. : de en
  • DE671159C - Hydraulic jack : de en
  • GB500161A - Improvements in and relating to methods of and apparatus for electro-statically generating direct current power : en
  • GB499880A - Improvements in or relating to gas-proof covering devices for doors and windows : en
  • CA379300A - Selective solvent recovery : en fr
  • PL27854B1 - A puller for hand-held carpentry. : en pl
  • US2145565A - Wheel construction : en
  • US2145434A - Game board : en
  • USD113122S - Besign fob bab matebial fob : en
  • CH202586A - DC converter. : de en
  • DE671118C - Reinforcement frame for parachute packaging back pockets : de en
  • PL27726B1 - Device for serving alcohol or cigarettes when selling them by piece. : en pl
  • USD113206S - Design for a shoulder scarf : en
  • US2145805A - Propeller type hydraulic machine : en
  • US2145708A - Flexible tray for carburizing furnaces : en
  • US2145689A - Closure device : en
  • US2145355A - Milling machine : en
  • US2145246A - Pressure control valve : en
  • US2145347A - Calculating mechanism for measuring instruments : en
  • CH202628A - Transformer arrangement with adjustable translation. : de en
  • FR837006A - Single chamber compressed fluid brake for automobile trailers : en fr
  • FR837151A - Method and device for deflecting cathode rays ensuring sharpness of image points at the edge of the screen : en fr
  • GB499963A - Improvements in or relating to multi-range tunable oscillators for radio and like receivers : en
  • US2145425A - Turbulence rectifier : en
  • USD113110S - Design fob a spoon ob otheb abticle : en
  • US2145829A - Solvent refining of mineral oil : en
  • CH202761A - Process for the preparation of an oxazine of the anthraquinone series. : de en
  • GB500078A - An improved frame for portable, collapsible sheds or shelters : en
  • USD113164S - Design fob a dress : en
  • DE671268C - Process for remote control of the exchange power measured at a network coupling point between several power plants operating in parallel : de en
  • IE15704L - Discharge tubes with intersecting electron-beams : en
  • DE671150C - Process for the production of ice-flower-like patterned metal coatings : de en
  • CA379351A - Photographic material and colour process : en fr
  • DK55763C - Electromagnetically driven piston pump. : da en
  • GB499891A - Improvement in photoelectric surfaces : en
  • GB500134A - Improvements relating to hydraulic checks for doors : en
  • GB500186A - Process for the manufacture of unsaturated ketones of the cyclopentano-polyhydrophenanthrene series : en
  • GB499921A - Improvements relating to thermostats and other thermomotive means : en
  • GB499907A - Improved process for producing green patina on copper and its alloys : en
  • DE671305C - Process for securing stick-on tokens made of paper against fraudulent reuse : de en
  • DE671189C - Process for the desulfurization of distillation gases from brown or hard coal for catalytic purposes : de en
  • US2145573A - Roller bit : en
  • US2145417A - Stabilized nitrite salt composition : en
  • US2145704A - Spring device : en
  • DE671054C - Filiform incandescent cathode, which is subdivided using support means, for vacuum tubes : de en
  • DK55778C - Machine for arranging or stacking biscuits or similar shaped objects. : da en
  • FR836953A - Automatic device for controlling the brakes of a two-wheel trailer : en fr
  • FR837008A - Method and device for the manufacture of artificial casings : en fr
  • US2145810A - Machine for manufacture of coat hangers : en
  • GB499948A - Improvements in portable work-benches, tables, desks and the like : en
  • US2145537A - Animal trap : en
  • AU110738A - Improvements in stump jump cultivating implements : en
  • CH202771A - Process for the production of a phosphate fertilizer. : de en
  • US2145524A - Machine for making wrappers : en
  • US2145336A - Rod guide : en
  • US2145429A - Fuel injection system : en
  • DE671057C - Lead alloy : de en
  • FR836967A - Process for the preparation of polymerization products in the emulsified state : en fr
  • FR837039A - Method and device for packaging fruits and plants with destruction of their parasites : en fr
  • US2145803A - Processes of separating nitrile-hydrocarbon mixtures by means of amines : en
  • GB499854A - An improved carburettor : en
  • US2145554A - Feeding mechanism for sewing machines : en
  • US2145257A - Muffle : en
  • US2145378A - Crane for automobile wreckers : en
  • USD113129S - Design for a corner cupboard : en
  • FR837114A - Electrostatic filter with longitudinally split tubular precipitation electrodes : en fr
  • US2145483A - Cathode ray oscilloscope : en
  • FR837101A - Autopilot device : en fr
  • US2145636A - Apparatus for manufacturing treansparent cellulosic tubes : en
  • GB500061A - A new or improved machine for trimming wall paper and the like, or for use in slitting lengths of paper or like material into strips : en
  • US2145793A - Camera structure, particularly for color separation : en
  • US2145816A - Purification of zinc salt solutions : en
  • FR836908A - Improvements to telephone systems : en fr
  • PL27694B1 - A method of treating natural or artificial fibrous materials. : en pl
  • US2145402A - Pump : en
  • CA379304A - Refrigerator car : en fr
  • US2145647A - Step for vehicles : en
  • US2145575A - Reversing valve mechanism : en
  • US2145705A - Cushion cap for insulated cables : en
  • USD113143S - Design fob a sewing cabinet : en
  • PL27704B1 - Rubber sheet or plate and method of making it. : en pl
  • US2145550A - Dough sheet manufacture : en
  • CH202753A - Process for the preparation of an acidic wool dye of the anthraquinone series. : de en
  • DE671012C - Process for the production of acetone peroxide : de en
  • GB500105A - Improvements in or relating to electric cables : en
  • ES144213A1 - PROCEDURE FOR THE PREPARATION OF ANEURIN : en es
  • FR836934A - Improvements to distillation furnaces for the production of syngas : en fr
  • US2145582A - Transmission : en
  • USD113108S - Design for a carpet sweeper : en
  • PL27734B1 - Flexible seating of the motor system. : en pl
  • US2145487A - Beverage cooling device : en
  • US2145670A - Swinging half-axle suspension : en
  • CH202491A - Humidifier. : de en
  • GB499838A - Improvements in or relating to range finding attachments for photographic cameras : en
  • GB500044A - Improvements in or relating to photo-electric cells : en
  • DE671232C - Flame tube boiler with boiler tubes extending through the flame tube : de en
  • DE671043C - Process for the purification, enrichment and extraction of hormones : de en
  • US2145738A - Broom sweeper : en
  • PL27855B1 - Method for producing acetone from * ethyl alcohol. Patent dependent on patents Nos. 5293 and 14997. : en pl
  • PL27894B1 - Ceramic building material. : en pl
  • US2145445A - Comb brush producing and comb cleaning apparatus : en
  • AU106459B2 - Apparatus for the recovery or separation of fine solids from liquids or pulp : en
  • US2145301A - Addressing : en
  • USD113127S - Design fob a slide fastener closure : en
  • US2145401A - Testing gauge for motor vehicle fuel pumps : en
  • US2145701A - Brake shoe : en
  • US2145820A - Bypass valve : en
  • PL27852B1 - A method of making melted cheese. Priority: : en pl
  • US2145682A - Mechanism and method for reinforcing one-piece boxes : en
  • DE671192C - Shake slide trough : de en
  • FR837048A - Improvements to sectioned boilers, in steel tubes, for central heating : en fr
  • FR837176A - Improvements to typewriters : en fr
  • FR836965A - Improvements to circuits with electric valves : en fr
  • GB500080A - A device for bringing a book or any volume of a set of volumes into position above areading desk for use and into stored position : en
  • FR837167A - Safety razor with sharpening device for the blade : en fr
  • FR837124A - Improvements to flat rectifiers and circuits : en fr
  • FR837160A - Process for the extraction by washing of gas or raw gas vapors, the carrier gases of which are insoluble or hardly soluble in the washing liquid : en fr
  • FR837181A - Construction system using tubular elements assembled together : en fr
  • US2145265A - Machine for applying pressure to shoe bottoms : en
  • AU106478B2 - Improvements in braces or suspenders : en
  • DE671281C - Shock absorbers for the pressure line of piston pumps, especially for feed lines of steam generators : de en
  • US2145646A - Chain hoist extension jack : en
  • FR837018A - Roller coupling for intermittent transmission of motion : en fr
  • FR837145A - Silencer used for the passage of gas currents and forming a sound transmission medium : en fr
  • GB499909A - Improvements in or relating to the manufacture of cutlery implements : en
  • GB500204A - Process for the extraction of pure cellulose from annual and biennial plants : en
  • DE671088C - Process for the production of acetaldehyde from acetylene : de en
  • GB499786A - Improvements relating to conveyors for pulverulent materials : en
  • US2145262A - Drill rod and bit joint : en
  • US2145557A - Meter trough : en
  • FR837132A - Indicating device making it possible to check that two geometric axes, not parallel, are in the same plane : en fr
  • GB500003A - Improvements in circuit control arrangements of electro-magnetic switches : en
  • GB500009A - Methods of cleaning magnesium and magnesium base alloy surfaces and aqueous cleaning solutions for use therein : en
  • AU205637A - Improvements in controlling systems for electrically operated lifts : en
  • GB500163A - Improvements in boat propelling mechanism : en
  • FR836924A - System for attaching measuring instruments, in particular thermometers, to machine test benches : en fr
  • GB500065A - Improvements in or relating to self-locking screws and method of making same : en
  • DE671142C - Current source for large currents, especially for electrical resistance welding devices : de en
  • GB500016A - Improvements in electrolytic condensers : en
  • FR836983A - Ink reserve nib enhancements : en fr
  • FR837133A - Machine for overcapping containers : en fr
  • FR836928A - Umbrella frame with parts of the handle and telescopically extendable cover branches : en fr
  • GB499923A - Improvements in or relating to screens for use in connection with cinematograph projection : en
  • AU315037A - Improved method of and means for operating reciprocating mechanisms : en
  • DE671124C - Footwear with a joint on the sole of the front part of the shoe that runs from the inside of the foot to the outside of the foot : de en
  • DE671324C - Circuit arrangement for dialing calls in self-connection traffic : de en
  • GB499837A - Process and apparatus for the continuous coating of metal articles with non-conducting layers by electro-chemical methods : en
  • US2145564A - Heating means : en
  • GB499928A - Improvements relating to bearings with floating bushes : en
  • US2145358A - Corrugated fastener package : en
  • GB499889A - Improvements in and relating to the bodies of omnibuses and like vehicles : en
  • US2145673A - Method of making a metal wheel : en
  • USD113136S - Design fob a piano accordion : en
  • US2145471A - Hosiery and method of making the same : en
  • US2145633A - Centrifugal apparatus : en
  • DE671094C - Device for folding the end edges of paper wrappings for cylindrical bodies : de en
  • GB499831A - Process for the conversion of normally gaseous hydrocarbons into liquids : en
  • DE671298C - Control device : de en
  • DE671334C - Dentifrices : de en
  • US2145679A - Autoclave and accessory therefor : en
  • US2145685A - Means for assisting take-off : en
  • CA379233A - Weed cutting implement : en fr
  • CH202598A - Chronograph timepiece. : en fr
  • PL27848B1 - Conveyor device for advancing the paper web in an air dryer. : en pl
  • AU106437B2 - Improvements in high-pressure metal-vapour electric discharge devices : en
  • CH202668A - Device for heating permanent waving clips using electricity. : de en
  • US2145520A - Gathering machine : en
  • US2145799A - Therapeutic preparation : en
  • US2145804A - Processes of separating nitrile-hydrocarbon mixtures by means of phenols : en
  • BE431426A - : en fr
  • US2145343A - Moving stair roller : en
  • DK55770C - Procedure and Means for Treatment of Iron Constructions for Protection against Mechanical and Chemical Impact. : da en
  • GB500060A - Improvements relating to brackets for attachment to standards, rods and the like : en
  • AU223238A - Camera for producing separation negatives : en
  • GB500062A - Improvements in and relating to type setting machines and key operating devices therefor : en
  • DE671021C - Pedestal with partially stretchable retaining straps : de en
  • PL27831B1 - : en pl
  • USRE20992E - Refuse truck : en
  • DK55768C - Procedure for Pressure Injection of Fuel into Combustion Power Machines. : da en
  • AU322238A - Improvements in or relating tothe treating or moistening of organic products : en
  • BE431606A - : fr
  • CA379344A - Game : en fr
  • US2145337A - Nailing machine : en
  • CH202764A - Process for the preparation of a new, water-soluble dye of the anthraquinone series. : de en
  • US2145251A - Tape pulling device : en
  • PL27836B1 - Folded pencil. : en pl
  • US2145326A - Shaving device : en
  • US2145716A - Separable article of jewelry : en
  • USD113190S - Design for a dress : en
  • PL27814B1 - A device for placing firearms in gas-tight shelters. : en pl
  • DE671061C - Device for the separate extraction of water vapor in smoldering ovens : de en
  • PL27870B1 - Footwear and the method of its production. : en pl
  • CA379362A - Motor vehicle pedal assembly : en fr
  • CH202630A - Underwater power plant. : de en
  • USD113132S - Design fob a textile fabbic : en
  • PL27754B1 - Device for recreating communication situations. : en pl
  • US2145345A - Manufacture of vinyl compounds : en
  • US2145421A - Ice shaving machine : en
  • US2145782A - Self-adjusting rural mail box support : en
  • US2145555A - Water-cooled furnace port construction : en
  • AU550137A - Improvements in and relating to cultivators and like implements : en
  • US2145579A - Heterocyclic azo derivatives : en
  • CH202640A - Electrical high-speed switch with overcurrent release. : de en
  • CH202650A - Monitoring device for rectifiers. : de en
  • CH202581A - Device for the automatic regulation of temperatures. : de en
  • CA379326A - Monument : en fr
  • CH202780A - Process for the preparation of a C, C-disubstituted thiobarbituric acid. : de en
  • AU111173B2 - Improvements in or relating to means for intermittently supplying electric current to fences : en
  • CA379261A - Dual band antenna transformer : en fr
  • PL27695B1 - The method of refining natural or plastic materials. : en pl
  • CH202492A - Humidifier. : en fr
  • CH202599A - Steel alloy and process for their manufacture. : de en
  • DE671170C - Centrifugal switch for counter-current braking : de en
  • DE671273C - Heat sensor : de en
  • GB500014A - Paper-supporting roll in typewriting or telegraphic machines writing on paper strips : en
  • GB500031A - Permanent magnets : en
  • US2145427A - Apparatus for producing high light in half tones : en
  • US2145490A - Magnetic pick-up for musical instruments : en
  • USD113195S - Design fob a coat : en
  • US2145260A - Fuel pump : en
  • BE431869A - : en fr
  • CH202738A - Process for the preparation of an azo dye. : de en
  • CH202766A - Process for the preparation of a new, water-soluble dye of the anthraquinone series. : de en
  • DE671303C - A feed device consisting of a pair of rollers for a continuously fed glass web in grinding devices : de en
  • GB500103A - Improvements in typewriting machines : en
  • CA379282A - Nitric acid preparation : en fr
  • BE431427A - : en fr
  • AU106435B2 - Improvements in roses or perforated nozzles : en
  • CA379325A - Order indicating disc : en fr
  • US2145436A - Bicycle : en
  • GB500192A - Improvements in or relating to captive flight devices : en
  • US2145403A - Car door construction : en
  • US2145637A - Freezing apparatus : en
  • USD113204S - Design for a coat : en
  • DE671180C - Flexible brake lining for motor vehicles : de en
  • FR837095A - Radial turbine : en fr
  • US2145830A - Method and apparatus for manufacturing gas-filled discharge tubes : en
  • PL27809B1 - A method for producing low-viscosity rubber solutions. : en pl
  • US2145710A - Capacitance device : en
  • US2145707A - System for testing electrical apparatus : en
  • USD113208S - Design for a coat : en
  • DE671030C - Cock actuating element which is connected to a screw socket that works together with a thread of the plug spindle via an elongated hole and is connected to the plug spindle via a coupling : de en
  • US2145373A - Hydraulic servo-brake for motor vehicles : en
  • US2145440A - Lawn mower hitch : en
  • FR836929A - Device to support the pants as a replacement for suspenders and belts : en fr
  • GB499810A - Material applicator for planographic printing machines : en
  • FR837153A - Method of producing subtractive images in several colors : en fr
  • FR837179A - Lid closure of tinplate or the like for cardboard boxes and method for its manufacture : en fr
  • GB499947A - Improvements in or connected with gloves : en
  • DE671015C - Switching tube for electric gas switch : de en
  • CH202597A - Compass watch. : en fr
  • US2145827A - Materials for and methods of treating metallic articles : en
  • CH202511A - Container closure. : de en
  • CA379317A - Sound translating system : en fr
  • CH202639A - Electrical switch, especially for high voltage. : de en
  • PL27892B1 - Goggles. : en pl
  • AU106475B2 - Improvements in and relating to methods of and apparatus forthe treatment of organically polluted liquids, sewage andthe like : en
  • PL27889B1 - The method of splitting crude oil. : en pl
  • GB500041A - Process for the recovery of elementary sulphur from sulphur dioxide and gases containing same : en
  • AU106467B2 - Improvements in stump jump cultivating implements : en
  • AU106471B2 - Improvements in controlling systems for electrically operated lifts : en
  • CA379312A - Printing plate or cylinder production : en fr
  • CH202622A - Device for evenly conveying liquid, gas or steam, in particular for conveying a spinning solution such as viscose. : de en
  • CH202595A - Clockwork. : de en
  • CH202652A - Adjustable support device for movably suspended objects, in particular lamps. : de en
  • CH202704A - Rail vehicle powered by internal combustion engines. : de en
  • CA379313A - Finned heat exchanger : en fr
  • CH202713A - Process for the preparation of a water-soluble nitrogen-containing compound. : de en
  • US2145831A - Stall partition : en
  • CH202519A - Holder for preventing the free end from unwinding on a ball of yarn. : de en
  • US2145365A - Reflecting apparatus for the observation of radiographic diascopic images : en
  • US2145800A - Cinchona sulphanilamide and process of making it : en
  • USD113202S - Design for a coat : en
  • US2145277A - Play gun : en
  • DE671002C - Device for closing the flat end of collapsible bags for cocoa, custard powder, etc. : de en
  • FR837080A - Headlight for automobiles : en fr
  • GB500049A - Method and arrangement for adjusting photographic images produced by weak or invisible light, making use of electron-optical image converters : en
  • US2145759A - Antisiphon device for fuel tanks : en
  • USD113185S - Design for a blouse : en
  • US2145561A - Variable selectivity means : en
  • US2145602A - Controlling apparatus : en
  • CH202756A - Process for the preparation of an oxazine of the anthraquinone series. : de en
  • CA379292A - Plant irrigating mat : en fr
  • FR837170A - Device for announcing the approaching of a dangerous point to moving vehicles : en fr
  • GB499946A - Improvements in and relating to ironing machines : en
  • US2145660A - Seat construction : en
  • US2145835A - Process for the production of wool felt capelines, and the product thereof : en
  • PL27803B1 - Method for the production of a stable graphite suspension. : en pl
  • CH202730A - Process for the preparation of an azo dye. : de en
  • AU321938A - Improvements in or relating to processes for coating surfaces with cellulose derivative lacquers : en
  • AU19538A - Improvements in or relating to shoe heel stiffeners and moulding machiines therefor : en
  • PL27859B1 - Method for the production of multi-colored rubber mixtures. : en pl
  • PL27733B3 - Manufacturing method of projectiles and their components. : en pl
  • US2145790A - Hydraulic or air brake safety check : en
  • US2145523A - Ambulance automobile : en
  • FR837098A - Added toe enhancements for covered heels : en fr
  • GB500128A - Improvements in or relating to the production of artificial filaments, yarns and threads : en
  • GB500353A - Process for the manufacture of steroid compounds : en
  • CH202550A - Process for the preparation of a water-soluble derivative of the heterocyclic series. : de en
  • CH202588A - Device for producing optical sound recordings. : de en
  • DE671066C - Process for the automatic regulation of the bandwidth of receivers : de en
  • GB500064A - Improvements in drawing-apparatus for spinning frames : en
  • PL27736B1 - Magnetron system. : en pl
  • US2145601A - Flush tank : en
  • US2145741A - Reclosing circuit breaker : en
  • US2145784A - Refining wax : en
  • AU106453B2 - Improvements in rail joints : en
  • CA379294A - Wheel flange oiler : en fr
  • US2145367A - Window or panel for motor cars, motor coaches, or the like : en
  • US2145749A - Sodium sesquisilicate and mixtures including the same and method of manufacturing : en
  • DE671129C - Process for producing a souring agent for rye bread dough : de en
  • DE671219C - Embroidery machine : de en
  • GB499937A - Improvements in theatres : en
  • US2145763A - Ballast cleaning apparatus : en
  • US2145760A - Electric hammer : en
  • PL27762B1 - Method of ammonia oxidation. : en pl
  • CA379283A - Dry kiln : en fr
  • US2145546A - Electric meter service appliance : en
  • US2145399A - Confectionery molding machine : en
  • PL27906B1 - The method of preserving the image reflected on the material, e.g. for embroidery purposes. : en pl
  • US2145331A - Beverage dispenser : en
  • CA379316A - Amine manufacture : en fr
  • CH202742A - Process for the preparation of an azo dye. : de en
  • US2145322A - Traffic control figure : en
  • US2145604A - Steel welding rod : en
  • US2145823A - Peeding mechanism for sewing machines : en
  • CA379243A - Electric control circuit : en fr
  • US2145243A - Method of treating whisky : en
  • USD113106S - Design fob a reading lamp : en
  • USD113125S - Design for a lighting fixture or : en
  • DE671074C - Process for the production of gold hues on light metals : de en
  • DE671106C - Method for the electron-optical imaging of electron-emitting wires with a round cross-section and a straight extension : de en
  • US2145512A - Setting and cementing tool : en
  • AU106436B2 - Fire resisting compositions for coating or impregnating textile materials : en
  • CH202608A - Process for producing a panel from raw veneer. : de en
  • FR837087A - High power cone for extinguishing carbonic acid fires : en fr
  • GB500087A - Improvements in alimentary products and processes of making the same by hydrogenating oils : en
  • AU106426B2 - Improvements in or relating to tractor cultivators : en
  • CA379334A - Locomotive : en fr
  • US2145297A - Treatment of textile fabrics and the products thereof : en
  • US2145796A - Process of preparing rennin : en
  • CA379263A - Freezing tray : en fr
  • CA379278A - Settling tank : en fr
  • CH202558A - Process for treating washing detergents for the recovery of constituents of these detergents. : en fr
  • DE671285C - Three-phase cage rotor motor with standstill brake and axially fixed main rotor : de en
  • US2145342A - Radio wave measuring device : en
  • US2145754A - A crawford : en
  • PL27761B1 - Method for the preparation of a stable, water-soluble medicament from lactuca virosa milk juice. : en pl
  • US2145359A - Broken axle grappler : en
  • US2145641A - Zone control for heating systems : en
  • USD113107S - Design for a brooch or similar : en
  • US2145288A - Method of and means for influencing the field of sound : en
  • US2145377A - Vehicle wheel : en
  • US2145731A - Method of making corrugated sponge rubber : en
  • US2145777A - Refrigerating mechanism : en
  • CH202578A - Percussion fuze, especially for small caliber shells. : en fr
  • FR837040A - Device of rotating pliers to untwist ropes : en fr
  • CH202577A - Roller skate. : de en
  • CH202664A - Process for the production of a gold-containing product from a mixture of keratin breakdown products. : de en
  • US2145458A - Blow-out preventer : en
  • US2145771A - Transplanter : en
  • GB499805A - Improvements in or relating to electric insulators : en
  • PL27727B1 - Method for obtaining catalysts insensitive to poisoning. : en pl
  • PL27755B1 - The method of de-acidifying liquids, especially water solutions. : en pl
  • US2145474A - Fishing reel : en
  • US2145547A - Hydraulic control mechanism : en
  • DE671049C - Internal combustion hammer, especially for road construction purposes : de en
  • AU20138A - Improvements in or relating to television transmitting systems : en
  • DE671092C - Caterpillar : de en
  • FR837078A - Manufacturing process of artificial mass serving as binder and paint : en fr
  • GB500126A - Improved decorative slab or tile and method of making same : en
  • CH202475A - Spiral pipe, especially for liquid manure distribution systems. : de en
  • US2145340A - Valve means of gas meters : en
  • USD113197S - Design for a coat : en
  • US2145352A - Well drilling apparatus : en
  • CH202580A - Impulse bearing method. : de en
  • US2145299A - Apparatus for extracting the successive endmost articles from a stack of such articles : en
  • US2145443A - Halogen-carboxylic acid esters : en
  • CA379366A - Baby nurser : en fr
  • DE671349C - Machine for arranging pen-type articles, especially wire nails and nails : de en
  • DK55776C - Hatch cover. : da en
  • AU111230B2 - Derivatives of sulphonamides anda method of making thesame : en
  • CA379229A - Vacuum cleaner : en fr
  • US2145605A - Ocarina : en
  • CH202672A - Coal grain microphone based on the cross-flow principle. : de en
  • FR836966A - Semi-automatic lighter mechanism : en fr
  • USD113165S - Design for a bird bath for bird cages : en
  • AU23238A - Supplementary means for controlling the electric circuits of certain types of speed indicators : en
  • US2145308A - Hold-over refrigerator unit : en
  • USD113176S - Design for a dress : en
  • CA379272A - Joint closing member : en fr
  • CH202615A - Plant for drying pulpy materials, e.g. B. of food converted into pulp. : de en
  • PL27819B1 - The method of refining hydrocarbon oils with selective solvents : en pl
  • BE431516A - : en fr
  • CH202711A - Noise protection device for liquid valves. : de en
  • CH202717A - Process for producing a water-soluble nitrogen-containing compound. : de en
  • CH202536A - Process for the production of a special beer with a low sugar content. : de en
  • CH202645A - Method and device for the production of hermetically sealable vessels. : de en
  • BE431800A - : en fr
  • PL27759B1 - The way of making cellulose materials waterproof. : en pl
  • USD113115S - Design fob a bedspread : en
  • CA379310A - Slicing machine mechanism : en fr
  • CA379314A - Circular loom : en fr
  • CH202617A - Tobacco filling device for pipes. : de en
  • US2145842A - Electric condenser : en
  • US2145720A - Switching apparatus : en
  • AU106424B2 - Improved method of and means for operating reciprocating mechanisms : en
  • PL27700B1 - Apparatus for catalytic and other similar reactions. : en pl
  • PL27748B1 - Teether for the heels of wooden women's shoes. : en pl
  • US2145574A - Intermittent gauge control for constantly operating machines : en
  • CA379320A - Sewing machine pinking mechanism : en fr
  • DE671209C - Process for the production of sterile or disinfecting objects or masses : de en
  • US2145721A - Flooded evaporator : en
  • AU106433B2 - Improvements in or relating to processes for coating surfaces with cellulose derivative lacquers : en
  • PL27776B1 - Closure for ventilation windows. : en pl
  • PL27792B1 - : en pl
  • US2145834A - Tubular sheet metalware manufacture : en
  • US2145304A - Oil filter : en
  • CA379336A - Locomotive exhaust : en fr
  • US2145284A - Elastic seal : en
  • US2145612A - Reel seat : en
  • USD113144S - Design for a chair or similar article : en
  • USD113193S - Design for a dress : en
  • FR836914A - Suspension device for machine parts, particularly in motor vehicles : en fr
  • GB500167A - Improvements in or relating to high tension electric condensers : en
  • GB499976A - Improvements relating to the treatment of nuts : en
  • GB499993A - Improvements relating to the operation of movable heads of vehicles : en
  • DE671283C - Circuit arrangement for self-connecting telephone systems : de en
  • DE671001C - Device for feeding rolling mills, especially for clay : de en
  • AU106439B2 - Improvements in or relating to arrangements forthe reception of stationary or moving pictures inwhich jointly withthe picture currents line and picture pulses are received : en
  • US2145770A - Machine for severing plastic materials : en
  • DE671141C - Electrical exciter for generating mechanical vibrations for sieving devices u. like : de en
  • CA379232A - High grade sodium cyanide manufacture : en fr
  • DE671007C - Electrical conductor for ultra-short waves, especially for the formation of an oscillating circuit : de en
  • GB499798A - Manufacture of molecular compounds : en
  • GB499871A - Improvements in or relating to electrical controlling devices for hydraulic accumulators loaded with compressed air : en
  • US2145783A - Automatic fluid trap : en
  • FR837002A - Process for removing chlorine from hydrogen carbides : en fr
  • FR837054A - Dispensing cap for pills, granules or the like : en fr
  • GB499774A - Improvements in or relating to radio and like receivers : en
  • GB499939A - Improvements in and relating to electrical connecting devices : en
  • FR837055A - Underwear improvement : en fr
  • GB500005A - Multi-cathode ray discharge device : en
  • GB499789A - Improvements in or relating to carburized alloy compositions : en
  • DE671314C - Process for the production of fluorine-containing layers on light metals and their alloys : de en
  • US2145256A - Muffle : en
  • GB500148A - Improved ignition plug for internal combustion engines : en
  • FR837037A - Device for the mechanical launching of projectiles : en fr
  • PL27850B1 - Fuel production method. : en pl
  • GB499873A - Improvements in or relating to the treatment of textiles : en
  • GB500092A - Improvements in or relating to view finders for photographic or cinematographic cameras : en
  • DE671079C - Horizontal sliding window : de en
  • GB499883A - An improved form of seaplane : en
  • DE671178C - Method for fastening a sheet metal fitting on wood, in particular on wooden propellers : de en
  • FR837089A - Electric motor : en fr
  • GB499929A - Device for preventing backfiring : en
  • GB499969A - Improvements in or relating to the polymerisation of organic compounds : en
  • DE671181C - Clip lasting machine : de en
  • DE671233C - Steam trap : de en
  • DE671177C - As a road vehicle movable steep screwdriver : de en
  • GB499926A - Ringing device for bicycles : en
  • GB500127A - Improvements in and relating to telephone installations : en
  • FR837099A - Operating method of internal combustion engines : en fr
  • GB500017A - Improvements in cathode ray tubes : en
  • GB499846A - Improvements in or relating to fastenings for cowlings, inspection doors and the like on aircraft and other means of transport : en
  • CH202504A - Sofa bed. : de en
  • CH202573A - Travel notebook. : de en
  • FR837014A - Improvements in the means for measuring liquids in tanks of different shapes : en fr
  • DE671114C - V-belt with drawstrings and wrapping fabric : de en
  • GB499981A - Improvements relating to pump valves : en
  • FR837182A - Method of improving the rubbing fastness of dyes produced using insoluble azo dyes : en fr
  • GB499785A - Improvements in or relating to electron discharge devices : en
  • FR837022A - Process for making uniformly granulated compound fertilizers : en fr
  • FR837168A - New molding and preservation method for edible ice cream, ice cream, etc. : en fr
  • FR837163A - Process and carburettors for fueling an internal combustion engine : en fr
  • GB499995A - Polyvinyl resin compositions for sizing textiles : en
  • GB500022A - Improvements in sliding door wardrobe : en
  • GB500053A - Improved method and apparatus for local impregnation of fabrics : en
  • GB499885A - Improvements in clockwork time fuzes for projectiles : en
  • DE671279C - Production of easily leachable digestion masses by heating titanium-containing substances with sulfuric acid : de en
  • FR837178A - Improvements to the preparation of gold films : en fr
  • DE671034C - Jump start gyroplane : de en
  • DE671341C - Fastening of ball bearings and spherical bearings : de en
  • PL27770B1 - Riveting sleeve or lug for debutting with a tongue (s) for debuting, cut from a single piece of sheet metal and possibly pressed. Patent dependent on patent No. 25151. : en pl
  • GB500035A - Improvements in or relating to apparatus for baking radiator cores : en
  • DE671152C - Foldable closure and address strips : de en
  • GB500145A - Improvements in and relating to web feeding mechanism for machines for wrapping articles such as groups of cigarettes : en
  • CH202587A - Device for measuring the opacity of a liquid, in particular oil. : en fr
  • PL27710B1 - A round for smooth barrels, with saw blades. : en pl
  • USD113198S - Ijpstick case : en
  • DE671019C - Process for tanning hides and skins : de en
  • FR836944A - Rayon acetate dyeing process : en fr
  • FR837138A - Improvements to absorption refrigeration equipment : en fr
  • PL27708B1 - A method of concentrating aqueous solutions of formaldehyde. : en pl
  • FR836981A - Improvements to means for controlling the movements of ailerons, rudders, flaps, or other moving surfaces, in aircraft : en fr
  • FR837097A - Improvements to devices intended to mechanically revive the respiratory function : en fr
  • FR837050A - Lifeguard and swimming apparatus : en fr
  • US2145645A - Pipe joint : en
  • FR837060A - Decelerometer : en fr
  • GB500151A - Improvements in coated paper : en
  • PL27760B1 - A method of obtaining alcohol from fermented liquids containing carbohydrates, and the device for this purpose. : en pl
  • FR837135A - Pendulum device intended to prevent overturning of vehicles traveling on roads and railways : en fr
  • GB499903A - Improvements in or relating to writing devices : en
  • GB499968A - An improved process for casting composite ferrous articles : en
  • US2145396A - Dam : en
  • US2145630A - Underclearer and mounting therefor in textile spinning, doubling, twisting, and like machines : en
  • AU549137A - Improvements in and relating to arc welding apparatus : en
  • DE671134C - Flat corrugating machine : de en
  • FR837144A - Deformable or compressible tube : en fr
  • CH202720A - Process for the preparation of the sodium salt of a sulfonic acid of N-aceto-N-heptadecylcarbamic acid methyl ester. : de en
  • US2145447A - Electric panel : en
  • CA379264A - Multiple spot welder : en fr
  • PL27812B1 - Cold tray. : en pl
  • US2145515A - Proportionate scale : en
  • US2145628A - Lubricated valve for low pressures : en
  • US2145333A - Volume range expansion system : en
  • DE670993C - Braking device for motor vehicles : de en
  • US2145501A - Production of aralkenyl compounds and polymerization products thereof : en
  • GB499951A - Improvements in a shoemaker's bristles : en
  • US2145360A - Wheel suspension : en
  • FR837010A - Improvements to cinematographic projection devices : en fr
  • DE671122C - Thumbtack with cover cap and an articulated bracket connected to it : de en
  • DE671302C - Device for demonstrating advertising objects, goods or the like in shop windows : de en
  • CA379287A - Combustion apparatus : en fr
  • PL27841B1 - A device for shaping, embossing and smoothing vessels pressed from paper pulp. : en pl
  • US2145234A - Process of making surface alloyed : en
  • US2145597A - Centrifugal pump : en
  • US2145664A - Baseball chart : en
  • CH202718A - Process for producing a water-soluble nitrogen-containing compound. : de en
  • CH202667A - Process for the preparation of benzoyl ascorbic acid. : de en
  • GB499944A - Improvements relating to dental chairs : en
  • PL27840B1 - for intaglio printing with a scraper. : en pl
  • US2145362A - Bobbin holder : en
  • CA379284A - Dry kiln : en fr
  • DE671259C - Strengthening of delicates : de en
  • FR836938A - Manufacturing process for asphalt products and materials obtained by this process : en fr
  • GB500175A - Improvements relating to headstocks for sugar-cane mills : en
  • FR837136A - Aircraft protection device against shock and fire on land : en fr
  • PL27768B1 - A method of increasing the resistance of resins, natural or artificial waxes and similar materials to the action of heat. : en pl
  • DE671179C - Device for regulating the speed of an aircraft engine, which is provided with an adjusting screw : de en
  • FR837016A - Metal stamping press : en fr
  • PL27827B1 - A method of producing items from rubber or similar material with a spongy or cellular structure. : en pl
  • GB500144A - Improvements in a re-winding device for clocks : en
  • FR837058A - New provisions for closed circuit cooling of electrical machinery and equipment : en fr
  • GB500130A - Improvements in supporting rollers for conveyor belts : en
  • FR836956A - Stamped and two-part fork head for bicycles or the like : en fr
  • DE671162C - Caterpillar repellants : de en
  • PL27780B1 - Carburetor for internal combustion engines. : en pl
  • CA379345A - Wall paper catalogue : en fr
  • DE671125C - Roulette-type ball dispenser : de en
  • CA379311A - Releasing gear : en fr
  • US2145722A - Condition responsive control : en
  • DE671361C - Storage for cantilevered rolls, especially of universal frames : de en
  • GB499908A - Improvements in or relating to insulated electric conductors : en
  • DE671197C - Control and monitoring device for a power plant with mercury as the primary substance and another substance (e.g. water) as the secondary substance : de en
  • GB500129A - A method for protecting mica condensers : en
  • PL27706B1 - Firearms cartridge. : en pl
  • DE671276C - Process to increase the slip resistance of rayon fabrics : de en
  • FR837115A - High luminosity lens system : en fr
  • CH202551A - Process for the production of a sulfur dye. : de en
  • FR837194A - Process for preparing butadiene : en fr
  • DE671069C - Process for the preparation of weakly alkaline solutions of methylaesculetin : de en
  • DE671345C - Device for depositing the sheets of a continuously working cross cutter : de en
  • DE670998C - Braking device for window and door leaves to hold them in place automatically when they are swung out : de en
  • GB499905A - Improvements in or relating to telegraph systems : en
  • GB500166A - Improvements in or relating to lubricants : en
  • DE671326C - Switch with arc extinguishing by compressed air : de en
  • GB500077A - A method of manufacturing a wall plug and a plug constructed by the application of the said method : en
  • US2145548A - All wave distribution system : en
  • US2145688A - Shorts : en
  • FR837174A - Race car : en fr
  • GB500108A - Improvements in or relating to suction nozzles for vacuum cleaners : en
  • GB500055A - An improved method of and apparatus for mining coal and other minerals : en
  • GB500170A - Improvements in or relating to electron discharge devices utilising secondary emission and electrode structures therefor : en
  • DE671042C - Procedure for the interrupted operation of horizontal chamber furnaces : de en
  • FR837084A - Metal loop direction finding frame : en fr
  • FR837044A - Adjusting device for self-locking brakes or the like, used, in particular, on winding devices for lifting appliances : en fr
  • FR837082A - Improvements in the adjustment of electric heaters : en fr
  • ES144203A1 - PROCEDURE FOR OBTAINING NITROGENATED CONDENSATION PRODUCTS : en es
  • FR836933A - Mechanism for booklet bound by rings : en fr
  • GB500013A - Improvements in or relating to the treatment of casein fibres : en
  • FR837036A - Flexible rotary connection system, ensuring power transmission and automatic speed variation of the receiver, at the request of the resistive torque : en fr
  • FR836975A - Composite material : en fr
  • DE671357C - Centrifugal switch for electric motors for short-circuiting starting resistors : de en
  • FR837147A - Method and apparatus for photographic composition of texts : en fr
  • FR837030A - Improvements to hair winders : en fr
  • DE671161C - Method and device for determining the volatile component content of substances : de en
  • US2145419A - Spring anchor : en
  • US2145459A - Method of launching seaplanes : en
  • USD113130S - Design fob an embroidered textile : en
  • CH202514A - Device for the production of a curled, warpable synthetic fiber sliver. : de en
  • CH202663A - Process for the preparation of a thiazolium compound. : de en
  • GB500139A - Improvements in or relating to systems of distribution of programmes of music, news or the like : en
  • PL27723B1 - Hand grenade. : en pl
  • US2145595A - Organic mercury compounds and a method of making the same : en
  • DE671035C - Airplane with orbiting wings : de en
  • FR837183A - New vat dyes belonging to the anthraquinoneacridone series and process for preparing these dyes : en fr
  • CH202666A - Process for obtaining prolactin. : de en
  • DK55773C - Device for Luggage Carriers for Bicycles and similar Vehicles. : da en
  • PL27746B1 - Method for the production of phthalocyanine dyes. : en pl
  • CH202591A - Rate regulator for clocks with unrest. : de en
  • PL27895B1 - Manufacturing method! A protective coating on steel products. : en pl
  • US2145617A - Method of preparation of acylacetic arylides : en
  • US2145267A - Sensitive control system : en
  • PL27753B1 - The method of preventing biting metal parts in cooling or heating systems through which water flows. : en pl
  • AU110128B2 - Method of cutting and waving hair : en
  • US2145291A - Preparation for cleaning metal preparatory to painting : en
  • CH202694A - Anti-glare lighting installation for vehicles. : en fr
  • PL27897B1 - A method of rolling thin sheets on a duo rolling mill and a rolling mill to perform this method. : en pl
  • US2145840A - Bowling game device : en
  • FR836986A - Secondary electron tube : en fr
  • FR837157A - Improvements to typographic bar casting machines : en fr
  • GB499890A - Testing hardness of materials : en
  • CH202619A - Coupling. : de en
  • FR836901A - Dental installation : en fr
  • GB500036A - Improvements in or relating to television receivers : en
  • PL27828B1 - A device for heating a flowing liquid, especially for heating rubber milk. : en pl
  • PL27839B1 - A method for drying loose substances, sensitive to overheating, and a device for using this method. : en pl
  • US2145558A - Fluid control mechanism : en
  • US2145451A - Jet for garden hose : en
  • DE670996C - Mine clearance equipment : de en
  • DE671045C - Refrigerator with absorption chiller : de en
  • GB499771A - Improvements in electrical musical instruments : en
  • USD113173S - Design fob a dress : en
  • US2145248A - Method of producing steel clad with a copper base metal and the product thereof : en
  • US2145312A - Carburetor : en
  • US2145734A - Folding table : en
  • USD113139S - Design for a combined milk bottle : en
  • DE671229C - Procedure and execution form of the procedure for book-like joining of loose sheets : de en
  • FR837043A - Photo-stereoscopic imaging and examination system and its applications : en fr
  • US2145376A - Manufacture of built-up bellows : en
  • PL27877B1 - : en pl
  • PL27893B1 - Device for periodic broadcasting of information regarding time, weather, etc. : en pl
  • US2145733A - Filter and ejector for cigarette and cigar holders : en
  • US2145567A - Electropneumatic brake : en
  • USD113159S - Design for a skin treating device : en
  • PL27765B3 - The method of preparation of the agent for deep saturation of anti-rot wood by covering the wood with fungicides. : en pl
  • US2145383A - Fluid distributor : en
  • US2145599A - Display device : en
  • US2145700A - Electrical terminal plug : en
  • CA379285A - Kiln apparatus : en fr
  • CH202570A - Photographic recording and reproducing method and camera for carrying out the same. : de en
  • AU230138A - Improvements in detergent compositions and process of using same : en
  • CH202769A - Process for the production of a lightfast tanning agent. : de en
  • AU106448B2 - Improvements in or relating toa method and means of supplying atomised fuel toan internal combustion engine : en
  • CH202710A - Process for preparing a composition for coatings, in particular for pavements. : en fr
  • PL27896B1 - A method of producing artificial phosphorus fertilizers. : en pl
  • US2145624A - Thread cleaner : en
  • US2145626A - Two-stroke internal combustion engine : en
  • USD113121S - Design for bar material for : en
  • USD113156S - Design for a dress : en
  • CH202479A - Process for destroying small invertebrates. : en fr
  • US2145295A - Television transmitter : en
  • CH202596A - Watch case bezel supporting a glass in flexible material. : en fr
  • PL27749B1 - Ki. tfrirym- Rubber - iron fittings Ki. tfrirym- Rubber - iron fittings Ki. tfrirym- Rubber - iron fitting : en pl
  • US2145468A - Circuit breaker : en
  • USD113188S - Design for a bimper guard : en
  • GB499922A - Improvements in or relating to automatic frequency control in electric carrier signalling systems : en
  • PL27725B1 - Binocular telescope for looking forward and backward, especially for drivers of motor vehicles. : en pl
  • PL27757B3 - Device for cutting synthetic threads with a rotating nozzle. : en pl
  • FR837049A - Process for the agglomeration of coals : en fr
  • DE671255C - Device for swiveling out the semi-axles of toy vehicles : de en
  • CH202563A - Device for the mechanical setting and deletion of tabs on typing, calculating and similar machines. : de en
  • CH202690A - Sack closures, in particular for paper sacks. : de en
  • US2145252A - Manufacture of coated metal containers : en
  • PL27815B1 - A method for scratching textile goods and an apparatus for carrying out the method. : en pl
  • CA379248A - Two temperature refrigerator control : en fr
  • CA379329A - Filament and yarn manufacture : en fr
  • DE671226C - Metal cartridge belt : de en
  • DE661964C - Device for manufacturing seamless tubes : de en
  • DE671128C - Vertical vacuum dryer designed as a trickle dryer : de en
  • FR836926A - Motor vehicle for all terrains : en fr
  • BE431438A - : en fr
  • AU106472B2 - Improved process forthe preservation or storage of perishable substances, particularly fruit and vegetables : en
  • CH202602A - Copper deoxidation process. : en fr
  • CA379267A - Washing machine : en fr
  • US2145606A - Sheet catcher and piler : en
  • GB500113A - Improvements in processes for nickel-plating of aluminium and its alloys : en
  • CH202776A - Wire connection sleeve. : de en
  • DE671096C - Frame pocket filter : de en
  • DE671099C - Process for the preparation of core-alkylated, core-aryl-alkylated and core-arylated compounds of the morphine series : de en
  • FR836907A - Method and device for supplying gasifiers and gasifiers fitted with this device with an oxidizing mixture : en fr
  • FR837134A - Device for improving rework and fuel economy in internal combustion engines : en fr
  • GB500281A - Improvements in and relating to the commercial utilisation of vegetable waste by fermentation processes : en
  • US2145667A - Watchman's service system : en
  • FR836917A - Improvements to hard rubber objects and their manufacturing processes : en fr
  • GB500102A - Improvements in motor vehicle bodies : en
  • PL27821B1 - Method of wood saturation. : en pl
  • US2145316A - Process for the deodorizing of spent sulphuric acid : en
  • US2145457A - Advertising display : en
  • US2145591A - Electric indicating and control system : en
  • AU498037A - An improved apparatus for manufacturing milk, cream, icecream orthe like from butter fats and milk powders : en
  • PL27774B1 - A round for smooth barrels, with saw blades. : en pl
  • PL27865B1 - The method of producing alcoholic beverages. : en pl
  • US2145728A - Grinding machine : en
  • US2145313A - Safetypin : en
  • US2145622A - Spring-action hub for vehicle wheels : en
  • GB499829A - Improvements in or relating to ice-forming trays : en
  • CH202483A - Folding ladder attached to a floor duct. : de en
  • CH202496A - Process for obtaining glass fibers strongly entangled with one another and installation for carrying out this process. : en fr
  • CA379244A - Motor control system : en fr
  • CH202529A - Garment bags, especially for trousers. : de en
  • CH202696A - Suspension device. : en fr
  • CA379225A - Black iron oxide : en fr
  • CH202562A - Method for applying a print image to a printing cylinder and transfer printing press for carrying out the method. : de en
  • ES144209A1 - PROCEDURE FOR OBTAINING ANNULAR KETONES OF THE SATURATED OR NON-SATURATED CYCLOPENTANOPOLIHYDROPHENANTHRENE SERIES : en es
  • ES144230A1 - GAS GENERATOR WITH A ROTATING GRILL, WITH A ROTATING ASHTRAY SUPPLIED WITH MILLING BLADES AND WITH A DIP RING THAT PENETRATES INTO THE ASHTRAY : en es
  • CH202635A - Electric circuit breaker. : de en
  • CH202494A - Washing device. : de en
  • PL27785B1 - A device for starting heat engine plants, in the spring the working gaseous medium performs a closed circuit under pressure. : en pl
  • PL27860B1 - Method for the production of dicalcium phosphate. : en pl
  • CA379246A - Casein paint : en fr
  • CA379319A - Optical system : en fr
  • PL27837B1 - MKP PHJ jL Mf'w Repeated multi-shot air rifle. : en pl
  • FR837035A - Tobacco leaf threading machine : en fr
  • GB499984A - Improvements in ozonizing apparatus : en
  • GB500183A - Improvements in or relating to the fly front closures of trousers : en
  • US2145811A - Overload switch : en
  • US2145508A - Bladed projectile : en
  • FR836942A - Detonating toy such as dart, torpedo, etc. : en fr
  • DE671151C - Dressing process for grinding wheels for grinding spur gears with helical teeth : de en
  • GB500101A - Apparatus for use in joining structural members together by electrical welding : en
  • GB500178A - Improvements in and relating to a method of joining a metal reflector to a glass globe : en
  • DE671065C - Arrangement to avoid tactile strokes : de en
  • PL27878B1 - Cooling air routing on vehicles with rear engine. : en pl
  • CA379347A - Steam table cover : en fr
  • US2145356A - Heterodyne receiver : en
  • PL27693B1 - A device for hammer drilling. : en pl
  • DE671101C - Disk-shaped copy device : de en
  • FR837075A - Hot water generator powered by wood and burning the fuel distillation products : en fr
  • GB499848A - Improvements relating to the control of electronic rays : en
  • GB500132A - Improvements in cartons or like containers for liquids, powders or the like : en
  • DE671146C - Control device on internal combustion engines for aircraft : de en
  • DE671136C - Feeding device for glass processing machines : de en
  • GB500095A - Method and apparatus for coating moulds for casting molten metals : en
  • GB499906A - Improvements in electric cables : en
  • FR837113A - Method and device for checking the correctness of dimensions of building elements : en fr
  • GB499973A - Dimple making appliances : en
  • GB499975A - Improvements in or relating to silencers for gaseous currents : en
  • FR837023A - Device for distilling liquids with a high boiling point : en fr
  • FR837198A - Flashlight mount : en fr
  • GB499974A - Improvements relating to fuel for internal combustion engines : en
  • FR837154A - Watch : en fr
  • GB499959A - Improvements in or relating to method of and means for making porcelain dental articles such as artificial teeth : en
  • FR837019A - Process of concentration of minerals from their ores : en fr
  • DE671068C - Arrangement according to patent 606601 for the insulated installation of grids in the anode protection tubes of metal vapor converters, in particular metal vapor converters, which are used in mobile systems, e.g. on vehicles : de en
  • GB499772A - Improvements in or relating to shaving implements : en
  • CH202725A - Process for the preparation of a water-soluble derivative of the heterocyclic series. : de en
  • FR837185A - Improvements to two-stroke engines : en fr
  • GB499938A - Improvements in or relating to means for spacing articles on conveyer belts : en
  • FR837038A - Interchangeable calendar block device : en fr
  • GB499960A - Improvements in or relating to d.c. saturated inductances : en
  • GB500021A - Improvements in and relating to aerial ropeways : en
  • DE671144C - Process for the gas-tight connection of butt-assembled blanks made of rubber and fabric for the production of gas masks : de en
  • US2145476A - Lacing and tip therefor : en
  • US2145643A - Power transmitting unit : en
  • US2145755A - Surgical dressing : en
  • PL27786B1 - A method for bursting or splitting carbon, and an apparatus for using the method. : en pl
  • CA379353A - Press button fastener : en fr
  • FR836961A - Process for obtaining soap or glue from inferior resin : en fr
  • US2145293A - Steam engine valve : en
  • US2145764A - Sheet moving mechanism for sheet feeders : en
  • PL27891B1 - A method of making x-ray imaging and using them to reproduce the movements of an organ of the body, and an apparatus for carrying out the method. : en pl
  • PL27702B1 - A vulnerable stamp. : en pl
  • US2145676A - Multiwave range receiver : en
  • BE431726A - : en fr
  • US2145822A - Sewing machine : en
  • CH202755A - Process for the preparation of an oxazine of the anthraquinone series. : de en
  • PL27788B1 - Rope drive of the hangar gate. : en pl
  • PL27800B1 - An air-depolarized galvanic cell having a space filled with air adjacent to a portion of the positive electrode surface, an enclosed wall, impermeable to the electrolyte, and having an outlet to the outside of the cell. : en pl
  • US2145653A - Double cavity mold for manufacture of rubber heels and the like : en
  • DE670990C - Infinitely variable planetary gear transmission : de en
  • DE671112C - Weight compensation device for two-armed folding masts : de en
  • GB500099A - Improvements in or relating to the roasting of ores and to furnaces therefor : en
  • CH202516A - Apparatus for winding bobbins. : en fr
  • CH202723A - Process for the preparation of a water-soluble derivative of the heterocyclic series. : de en
  • PL27697B1 - Portable gas chamber. : en pl
  • US2145526A - Method of producing profiled sections from sheet metal by rolling : en
  • USD113192S - Design fob a dress : en
  • AU29538A - Improvements in or relating tothe insulation of high frequency electric conductors : en
  • CH202510A - Spout nozzle on liquid containers. : de en
  • CH202708A - Helicopter. : de en
  • US2145321A - Synchronizing tester : en
  • US2145328A - Automatic firearm : en
  • CH202727A - Process for the preparation of a new aminoketone. : de en
  • CH202517A - Selection apparatus for the reproduction of any designs. : en fr
  • CH202768A - Process for the production of a lightfast tanning agent. : de en
  • DE671264C - High-frequency telecommunication cables, in particular television cables : de en
  • PL27795B1 - The method and devices for feeding steam boilers. : en pl
  • CH202560A - Rotary printing press for newspapers. : en fr
  • CA379364A - Anti-dazzle device for head lamps : en fr
  • CA379231A - Printing ink : en fr
  • CH202647A - Capacitor. : de en
  • CH202489A - Cast iron articulated boiler with at least one wrought iron built-in element. : de en
  • US2145627A - Rotary brush type converter with transformer : en
  • US2145791A - Motor : en
  • US2145814A - Vertical bumper : en
  • CA379262A - Suction cleaner : en fr
  • US2145491A - Combing machine : en
  • US2145519A - Train order deliverer : en
  • US2145813A - Line guiding device : en
  • US2145305A - Fuel regulator : en
  • USD113183S - Motor pump vehicle : en
  • PL27824B1 - Electric vibration generator of constant frequency. : en pl
  • PL27735B3 - Palisade brus made of iron or iron alloy. : en pl
  • US2145496A - Building construction : en
  • DE671325C - Circuit arrangement for telephone systems in which lines are equipped with devices containing glow cathode tubes : de en
  • DE671143C - Device for cutting up strip or sheet material : de en
  • AU41639A - Derivatives of sulphonamides anda method of making thesame : en
  • AU455237A - Improved hypodermic needle : en
  • PL27899B1 - Method of separating tar oils from brown coal. : en pl
  • US2145448A - Casting machine : en
  • US2145309A - Locking means for printers' chases : en
  • US2145439A - Fishhook snelling machine : en
  • US2145752A - Method and apparatus for making photographic prints : en
  • US2145610A - Toy figure or the like : en
  • US2145692A - Refrigerating method and apparatus : en
  • CA379269A - Fuel carbonization : en fr
  • CH202527A - Color sample card. : de en
  • PL27872B1 - A method of purifying waste water, air or oxygen-containing gas mixtures using a biological droplet filter. Patent dependent on patent no. 20228 in part covered by claim 2. : en pl
  • BE431425A - : en
  • DE671182C - Mobile gun with devices to secure the firing device and to switch off the suspension in the firing position : de en
  • USD113161S - Design for a bing box : en
  • GB499936A - Improvements in railway trucks : en
  • GB499949A - Improvements in or relating to electric discharge tubes : en
  • PL27783B1 - Manufacturing of valve hulls from tubular parts. : en pl
  • CH202509A - Bottle stopper with seal and opening means. : de en
  • CH202675A - Intermediate frequency heterodyne receiving circuit with automatic tuning correction. : de en
  • US2145441A - Foot valve extractor : en
  • USD113109S - Design for a textile fabric : en
  • PL27858B1 - Method for dissolving carbonate-containing phosphates. : en pl
  • US2145239A - Soluble oil : en
  • USD113201S - Design for a dress : en
  • US2145640A - Fluid distribution system : en
  • US2145695A - Process for manufacturing water soluble artificial resins for treating textiles : en
  • CH202482A - Equipment on cattle enclosures to give electric shocks. : de en
  • CH202733A - Process for the preparation of an azo dye. : de en
  • GB499887A - Improvements in or relating to vehicle wheels : en
  • GB499870A - Improvements in and relating to umbrellas, parasols and the like : en
  • PL27773B1 - Locking device for revolving doors and windows. : en pl
  • PL27856B1 - A method of supplying liquid uniformly by overflow to vertical or inclined tubes, the outlets of which are on one level, or for removing liquid by overflow from such tubes to the outside. : en pl
  • PL27719B1 - The propeller with adjustable stroke. : en pl
  • DE671095C - Device for cooling lignite : de en
  • DE671214C - Electrically heated oven : de en
  • GB500063A - Stencil for marking off plates : en
  • US2145432A - Gyratory sifter : en
  • US2145632A - Can pouring spout : en
  • USD113111S - Design for a bedspread : en
  • US2145743A - Phonograph motor control : en
  • BE431890A - Improvements in the manufacture of anion exchange substances or deacidification of aqueous solutions and products obtained by application of this process : en fr
  • PL27789B3 - Pulse rent-transmitter for the purpose of automatic telephony. : en pl
  • US2145651A - Composite article and method of making the same : en
  • US2145798A - Control machine for railway traffic controlling systems : en
  • USD113137S - Design for a tumbler : en
  • CA379274A - Electrical speed warning means : en fr
  • CH202681A - Procedure for telegraphic remote meter reading. : de en
  • FR837127A - Device for guiding parts clamped on both sides on machine tools and machine tools with application : en fr
  • GB500109A - Improvements in or relating to the securing of rail-chairs to sleepers : en
  • CH202576A - Ski binding. : de en
  • US2145259A - Sulphur composition : en
  • US2145677A - Electric furnace : en
  • CH202752A - Process for the preparation of an acidic wool dye of the anthraquinone series. : de en
  • DE671020C - Suspension device, consisting of adjustable edge clips connected to one another by springs : de en
  • FR836963A - Automatic tuning system for a receiving station of t. s. f. on a specific transmitter : en fr
  • DE671307C - Shooter drive for ribbon looms : de en
  • PL27699B1 - Machine gun. : en pl
  • PL27751B1 - A way to stimulate yeast fermentation, especially in liquids and doughs. : en pl
  • GB500038A - Improvements in and relating to lathes and like machine tools and way guards therefor : en
  • US2145774A - Apparatus for freezing ice : en
  • DE671022C - Table for processing and storing food, especially for butcher shops, large kitchens, bakeries and the like. like : de en
  • DE671010C - Needle for chipless sound recording : de en
  • CA379299A - Benzine catalyst regeneration : en fr
  • CH202486A - Trestle frame that can be used for blocking purposes. : de en
  • FR837122A - Thermal box for stoves of all kinds : en fr
  • FR837142A - Automatic coupling for vehicles : en fr
  • FR837137A - Drum refining machine for chocolate masses : en fr
  • FR836916A - Improvements to vehicle supports : en fr
  • GB499989A - Gun turret for aircraft : en
  • GB500203A - Improvements in the manufacture of lined metal pipes : en
  • FR837200A - Coupling device for controlling x-ray equipment : en fr
  • DE671256C - Conveyor wagon side tipper : de en
  • DE671291C - Process for the production of glasses with a silky luster caused by crystal precipitation : de en
  • DE671284C - Oil-filled electrical apparatus with arcing under oil, especially Schlter : de en
  • CA379237A - Upholstery fastener : en fr
  • DE671322C - Process for the continuous freezing of liquids in an elongated annulus which is cooled on both sides : de en
  • DE671011C - Production of alkali dichromates with simultaneous production of alkali phosphates : de en
  • GB499839A - Improved process of cracking hydrocarbon oils : en
  • US2145580A - Spinning solutions containing organic dyes and products thereof : en
  • US2145583A - Antisudorific deodorizing shaving cream : en
  • US2145785A - Racket for tennis and like games : en
  • DE670949C - Device for differentiating between alternating current pulses with a positive and those with a negative front, especially for the purposes of aircraft radio : de en
  • DE671085C - Cleaning and wetting agents as well as auxiliaries for the finishing of fiber materials : de en
  • FR837068A - Physical filter and its manufacturing process : en fr
  • US2145729A - Duplicating apparatus : en
  • CH202490A - Device for improving the circulation of a fluid in a pipe. : en fr
  • BE431697A - Device for galvanizing steel pipes : en fr
  • CH202670A - Self-dialing teleprinter system with automatically working charge transmission device. : de en
  • PL27714B1 - Lubrication device for pistons and cylinders of fixed or transportable steam machines. : en pl
  • US2145504A - Clamping device : en
  • GB499840A - Manufacture of molecular compounds : en
  • GB500001A - Improvements in or relating to decorating ceramic articles : en
  • US2145836A - Reflector : en
  • USD113177S - Design fob a coat : en
  • DE671287C - Process for the production of azo dyes : de en
  • US2145278A - Hair curler : en
  • AU24138A - Apparatus for the recovery or separation of fine solids from liquids or pulp : en
  • DE671157C - Safety device for shaft conveyor systems : de en
  • CH202481A - Window. : en fr
  • CH202522A - Process for the production of matting baths. : de en
  • CH202585A - Supports, in particular for electricity meters. : de en
  • CH202658A - Electrotherapeutic apparatus. : de en
  • CA379251A - Match packet : en fr
  • US2145477A - Key holder : en
  • USD113179S - breer : en
  • FR837071A - Lighter : en fr
  • AU106463B2 - Improvements in air cleaners of centrifugal type : en
  • DE671265C - Fire chamber fluid switch : de en
  • US2145318A - Loudspeaker arrangement : en
  • DE671016C - Arrangement for extinguishing chamber switches with differential pistons : de en
  • GB499797A - Improvements in light filters : en
  • GB500143A - Improvements in liquid fuel burning installations : en
  • CH202656A - Electric mixed light lamp. : de en
  • BE431789A - : en
  • PL27902B1 - Mounting of the engine in vehicles fitted with bogies, and in particular rolling vehicles on rails. : en pl
  • US2145671A - Shock absorber : en
  • US2145506A - Tape stripping, measuring, and severing device : en
  • USD113200S - Design fob a dress : en
  • CA379241A - Double shielded grid : en fr
  • CH202763A - Process for the preparation of a new, water-soluble dye of the anthraquinone series. : de en
  • US2145423A - Folding stereoscope : en
  • US2145652A - Signal : en
  • GB500015A - Improvements relating to roller bearings : en
  • US2145469A - Ornamental wall panel and means for securing the same : en
  • USD113184S - Design for a textile fabric : en
  • GB500538A - Improvements in elastic mountings for engines carrying air-screw propellers : en
  • PL27696B1 - Device for determining the time intervals in watches. : en pl
  • US2145559A - Apparatus for simultaneously separating and cooling fine pulverulent materials : en
  • IE15452L - Engine mounting for rail vehicles. : en
  • DE671202C - Circuit arrangement for telephone systems : de en
  • AU24538A - Improvements in or relating tothe tensioning of filaments in electron discharge devices : en
  • CH202487A - Radiant heating device in wooden structures. : de en
  • ES144234A1 - IMPROVEMENTS IN LONG REST CLOCK CYLINDER EXHAUST, ESPECIALLY APPLICABLE TO TIME DRUMS WITH CLOCK MOVEMENT : en es
  • PL27911B1 - Screw fastener. : en pl
  • US2145416A - Apparatus for casting metals : en
  • US2145712A - Method for improving the magnetic properties of ferrous alloys : en
  • US2145319A - Combined comb and curler : en
  • GB499986A - An improved beer delivery pipe capable of being easily cleaned : en
  • GR7963B - SHOOTING SYSTEM FOR AIR SHOOTING AGAINST AIR TARGETS. : el en
  • FR836985A - Magnetic fixing device : en fr
  • FR837033A - Directional antenna networks : en fr
  • AU19138A - Improvements in or relating to fluid fuel burners : en
  • CH202673A - Carrier frequency system. : de en
  • US2145379A - Fuel pump : en
  • USD113118S - morgan : en
  • GB499776A - Improvements in or relating to the maintenance of the required diameter of electric cables during the manufacture thereof : en
  • GB500068A - Manufacture of conversion products of dyestuffs : en
  • GB500140A - Improvements in feed hot water heaters for boilers particularly adapted for locomotives : en
  • GB500189A - Improvements in or relating to electron multipliers : en
  • DE671270C - Directly or indirectly electrothermally heated bimetal strips : de en
  • GB500082A - Improved method and device for forming heat or sound insulating coatings : en
  • DE671310C - Magnetic voltage equalizer : de en
  • GB500157A - Improvements in the sealing and mounting of electrolytic condensers and other electrical components : en
  • US2145750A - Gas heater for curlers : en
  • FR837143A - Shower for medical, surgical and hygienic use : en fr
  • PL27707B1 - Automatic air brake for parachute towers. : en pl
  • US2145778A - Combination repair heel : en
  • DE671171C - Current-dependent control for converter : de en
  • USD113102S - Design for a combination desk unit : en
  • FR836972A - Improvements relating to lift rotors : en fr
  • DE671267C - Device for regulating electrical voltages or currents by means of a resistor composed of carbon disks : de en
  • ES144215A1 - PROCEDURE FOR OBTAINING KETONES FROM THE CYCLOPENTANOPOLIHYDROPHENANTRENE SERIES : en es
  • FR837093A - New fabric for parachute canopies and other applications : en fr
  • FR836913A - Simplified device of worm screw and movable nut or vice versa, and application of this device : en fr
  • FR836976A - Alloy for mechanical parts with sliding surface : en fr
  • PL27766B1 - Method for the production of water-insoluble disazo dyes. : en pl
  • GB499999A - Improvements in fusible elements for the protection of electric circuits : en
  • GR7955B - INTEGRATED RADIATOR ABOVE SCALE TRANSMISSION ALL WAVE LENGTHS FROM LONG TO SHORT. : el en
  • FR837175A - Improvements to devices intended to control rudder and flap aileron movements on aircraft : en fr
  • GB499924A - Improvements in the distillation of pitch and like carbonaceous materials : en
  • FR837042A - Wire guide drum for cross wire winders : en fr
  • FR837117A - Friction wheel transmission : en fr
  • GB500259A - Improvements in or relating to pit props : en
  • PL27716B1 - A device for regulating the gear of hydraulic pedals, especially those used for air blowers for internal combustion engines. : en pl
  • FR837067A - Method and guiding devices for vehicles fitted with wheels or tracks : en fr
  • FR837165A - Manufacturing process for refractory products : en fr
  • GB500048A - Improvements in or relating to wall-boxes and junction-boxes for use in connection with electrical wiring conduits : en
  • CA379341A - Vehicle window : en fr
  • CH202659A - Process for the preparation of an unsaturated ketone of the Pregnan series. : de en
  • CH202781A - Bicycle support. : de en
  • DE671230C - Process and device for the continuous extraction, filtration and drying of oil or fat-containing or other extractable substances : de en
  • FR837092A - Method and device for supplying burners for heavy liquid fuels : en fr
  • GB500051A - Improvements in and relating to caravans and like vehicles : en
  • FR836918A - Motor vehicle crate : en fr
  • GB500047A - Improvements in and relating to the production of coloured photographic images : en
  • GB500093A - Improvements in and relating to extrusion devices : en
  • US2145730A - Carburetor : en
  • GB499897A - Improvements in auxiliary electrodes in electric discharge devices : en
  • US2145327A - Contactor construction : en
  • US2145538A - Throw-out bearing for shaft couplings : en
  • DE671351C - Device for producing and dispensing gas-impregnated liquid, in particular water impregnated with carbonic acid : de en
  • DE671025C - Method for post-processing a sound recording : de en
  • DE671207C - Pass-through filter with variable natural frequency for narrow frequency bands : de en
  • FR837110A - Locker for public places, with automatic cash lock : en fr
  • US2145762A - Die stock : en
  • GB499954A - Improvements relating to elevators and conveyors : en
  • GR7962B - CRUSHER - GRINDER TO GRINDING ALL KINDS OF MATERIALS. : el en
  • US2145264A - Facsimile printing telegraph receiver : en
  • DE671217C - Endless or finite V-belt with recesses on the narrow side of the V-belt : de en
  • GB500153A - Process for improving textile materials, more especially for softening same : en
  • US2145742A - Band filtering device with variable band breadth : en
  • DE670995C - Process for treating sewage drainage on ships : de en
  • FR837148A - Improvements to removable end caps for goosenecks and transom frame latches : en fr
  • GB500125A - Improvements in electric hair driers : en
  • US2145725A - Apparatus for cutting sheet metal or other sheet material : en
  • FR836982A - Improvements to adjustable paper stop devices in calculating machines : en fr
  • GB500133A - Improvements in and relating to indirectly heated steam generators : en
  • DE671014C - Compliant single axle hollow shaft drive for vehicles : de en
  • USD113117S - Design fob a shoe : en
  • GB499777A - Improvements in or relating to friction clutches : en
  • GB499784A - Manufacture of sulphuric acid derivatives of imidazolines and imidazolinium compounds : en
  • GB500096A - Improvements in or relating to grinding rollers for use in roller mills and adapted to be cooled : en
  • GB499916A - Improvements in or relating to ports of furnaces : en
  • FR837141A - Process for making reinforced concrete : en fr
  • GB499998A - An inclined shaking table for concentrating ores and the like in the wet way : en
  • DE671234C - Device for separating oil from water vapor : de en
  • DE671113C - Low water protection for gas-heated water heaters : de en
  • DE671120C - Device for venting hydraulic systems, in particular fluid brakes : de en
  • FR837031A - Electric cables with coaxial conductors : en fr
  • GB500182A - Process for producing catalysts for benzine synthesis : en
  • DE1458431U - : de en
  • FR837177A - Improved combination pourer and stopper device for bottles and similar containers : en fr
  • GB500026A - The manufacture of condensation products of the diphenylamine series : en
  • DE671117C - Gas protective hood firmly connected to a protective suit against chemical warfare agents : de en
  • DE671204C - Arrangement to achieve a clear dependence of the engine speed on the control lever setting in Leonard drives : de en
  • US2145806A - Tire building drum : en
  • CH202506A - Kettle. : en fr
  • CH202554A - Method for bonding materials, at least one of which contains cellulose or hydrophilic derivatives thereof. : de en
  • CH202565A - Photographic camera for three-color photography. : de en
  • CH202651A - Band filter adjustable to different carrier frequencies, especially for wire radio systems. : de en
  • BE431546A - : en
  • BE431881A - improvements to discharge tubes : en fr
  • CH202665A - Process for the preparation of diphenyleneacetic acid-2-diethylaminoethanol ester. : de en
  • CA379337A - Racket : en fr
  • FR836990A - Method of scribing metal bodies and apparatus suitable for its implementation : en fr
  • FR837065A - Atmospheric shaking and ionization processes : en fr
  • GB499865A - Improvements in and relating to methods of and means for applying caps to the orifices of bottles and like containers : en
  • CA379356A - Sealing disc packing method : en fr
  • AU106434B2 - Improvements in or relating tothe treating or moistening of organic products : en
  • PL27875B1 - The driveline of the car, especially with oscillating shafts. : en pl
  • US2145375A - Fuse construction : en
  • US2145787A - Lamp socket : en
  • FR836980A - Railway sleeper, in particular for railway tracks : en fr
  • DE671280C - Process for the production of quinine compounds with little or no taste : de en
  • US2145489A - Logging strip : en
  • US2145514A - Garment support : en
  • GB499932A - Improvements in or relating to screw propellers, particularly for aircraft : en
  • GB500193A - Process for the disposal of waste pickle liquor : en
  • GB500198A - Improvements in and relating to starting mechanism for internal combustion engines : en
  • US2145572A - Liquid dispenser : en
  • US2145613A - Rubber lined barrel : en
  • GB500057A - Electrically insulating coating on metal surfaces and method of producing same : en
  • GB500124A - Improvements in and relating to liquid meters : en
  • DE671156C - Process for the processing of ammoniacal cuprous salt solutions : de en
  • GB499896A - Improvements in garments provided with breast pockets : en
  • FR837112A - Process for forming an acid-resistant coating on metal aluminum and aluminum alloys : en fr
  • DE671026C - Process for producing a cover layer on films for mechanical vibration, in particular sound recordings : de en
  • DE671297C - Epicyclic reversing gear with pressure oil control : de en
  • DE671013C - High pressure tank : de en
  • DE671040C - Process for the production of a closure for the filling opening of tubes : de en
  • DE671216C - Device for switching off the line guide for fishing line winches : de en
  • FR836968A - Improvements made to valves : en fr
  • GB499790A - Improvements in or relating to pigmented cellulose derivative coating compositions : en
  • DE671190C - Device for testing weld seams by measuring electrical voltage : de en
  • FR837011A - Repeating mechanism for machine guns, operating by gas pressure : en fr
  • GB499991A - Improvements relating to machinery guards for preventing injury to operators : en
  • US2145467A - Motor mower unit : en
  • US2145594A - Method of making same : en
  • US2145353A - Folding portable building : en
  • US2145513A - Lead alloy : en
  • DE671052C - Remotely operated switching device for voltage regulation of step transformers under load : de en
  • FR837045A - Constant tare valve : en fr
  • GB499809A - Means for attaching printing plates to drums : en
  • GB500091A - Improvements in mechanical stokers of the underfeed type : en
  • DE671145C - Foldable building drum for rubber tires : de en
  • DE671237C - Destination or direction indicator for train stations : de en
  • USD113138S - Design for a tumbler : en
  • CH202606A - Machine for the production of metal shavings and wool from wire. : de en
  • CH202744A - Process for the preparation of an azo dye. : de en
  • ES144224A1 - Device for automatic regulation of the length of a rod. : en es
  • DE671238C - Electric gas switch : de en
  • GB499934A - Improved apparatus for dispensing beer and like beverages : en
  • GB500076A - Aerofoil structure : en
  • GB500052A - Improvements in or relating to ironing and/or pressing machines : en
  • CA379291A - Germinating block : en fr
  • CA379286A - Combustion apparatus : en fr
  • DE671121C - Watercraft : de en
  • DE671348C - Drive mechanism for ring spinning or ring twisting machines : de en
  • GB500072A - Improvements in or relating to strainers for centrifugal pumps : en
  • CH202544A - Method for producing a urethane-like compound. : de en
  • FR837046A - Process for manufacturing canoes and similar vessels, and canoes obtained by this process : en fr
  • FR837172A - Automatic closing for dumper, tipper, and, in general for all components or tipping machines : en fr
  • PL27805B1 - Electric discharge lamp, gas-filled. : en pl
  • DE671029C - air cleaner : de en
  • AU29438A - Improvements relating to thermionic valves : en
  • CA379228A - Exhaust muffler : en fr
  • CH202604A - Manual welding process and device for carrying out the process. : de en
  • DK55756C - Radiogoniometer with direct and instantaneous reading. : da en
  • GB499833A - Improved means for controlling the moving surfaces of aircraft : en
  • GB500180A - Improvements in and relating to dry surface contact electric rectifiers : en
  • CH202735A - Process for the preparation of an azo dye. : de en
  • US2145325A - Tuning control device : en
  • US2145706A - Electric circuit interrupter : en
  • USRE20994E - Method of treating raw phosphate : en
  • US2145236A - Steering stabilizer for tractors : en
  • US2145747A - Advertising apparatus : en
  • CH202624A - Exhaust pipe on internal combustion engines. : de en
  • CH202638A - Electrical control device. : de en
  • US2145649A - Tuyere : en
  • US2145792A - Contacting element : en
  • CH202601A - Process for preparing a niobium alloy starting from raw materials containing niobium and tantalum in the oxidized state. : en fr
  • US2145642A - Vehicle body : en
  • PL27791B1 - Radiogoniometer. : en pl
  • US2145271A - Printing machine : en
  • US2145584A - Universal head for cameras : en
  • US2145589A - Pipe or tube mill : en
  • USD113105S - Design for a button : en
  • CA379234A - Ophthalmic mounting : en fr
  • DE671093C - Automatic bleeding device for liquid braking systems, especially for motor vehicles : de en
  • DE671062C - Mobile device for generating charcoal : de en
  • CA379348A - Gas aspirator : en fr
  • IE15518L - Bleaching of textile materials : en
  • FR836909A - Advanced electrical resistance : en fr
  • FR836964A - Shell-shaped housing for mounting a telephone of communication devices to be fixed on the head, in particular for aviators helmets : en fr
  • GB500194A - Improvements in or relating to means for effecting hinging or pivotal movement of the hinged or pivotted load-carrying body portion of a vehicle : en
  • US2145509A - Auxiliary feeding mechanism for sewing machines : en
  • DE671105C - Electromagnetic protection : de en
  • DE671185C - Electrical resistance : de en
  • US2145737A - Lamp : en
  • US2145339A - Package binding device : en
  • US2145233A - Cowl nose section radiator : en
  • DE671306C - Final treatment of washed gravel, sand, etc. like : de en
  • FR837061A - Improvements to combustion engine exhaust components : en fr
  • GB500046A - Improvements in or relating to splints : en
  • US2145230A - Thermostatic air valve for combustion engines : en
  • US2145368A - Amplifier tube and circuit : en
  • PL27888B1 - Hydraulic device for remote launching of firearms in an aircraft. : en pl
  • US2145323A - Defrosting and refreezing apparatus : en
  • USD113205S - Design fob a hair ornament : en
  • GB500173A - Improvements in and relating to machines for crushing beet tailings or other substances : en
  • DE671174C - Motor drive with auxiliary drive by hand : de en
  • DE671053C - Arrangement for measuring, registering or conductivity of liquids by means of a measuring device fed by direct current, in which the measurement of the conductivity itself takes place with alternating current or reversed direct current : de en
  • DE671126C - Process for bleaching tobacco : de en
  • FR837187A - Method and apparatus for the production of upholstery articles of spongy or cellular rubber : en fr
  • GB500025A - Improvements in or relating to stackable chairs : en
  • DK55777C - Elevation device for Sagittarius. : da en
  • FR837096A - Device for attaching straps to watches : en fr
  • GB500058A - Improvements in and relating to a method and device for weaving : en
  • FR837128A - Improvements to processes for the pre-treatment of vegetable fibrous materials : en fr
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