• GB492098A - Improvements in or relating to sound radiating systems : en
  • US2129855A - Relay : en
  • US2130266A - Foot feed attachment for sewing machines : en
  • US2130300A - Water ejector : en
  • USD111279S - Design for a shoe or : en
  • FR831733A - Patterning device for circular knitting machines : en fr
  • FR831813A - Improvements made to brake application devices : en fr
  • GB491970A - Improvements in or relating to apparatus for building pneumatic tires : en
  • US2130243A - Radio receiving set : en
  • US2129923A - Refrigerator cabinet : en
  • GB492224A - Improvements in or relating to clips or sheet-retaining devices for loose-leaf binders and like purposes : en
  • US2130026A - Oil and gas saving bailer : en
  • US2130291A - Mechanism for feeding blanks : en
  • USD111261S - Design fob a dress : en
  • FR831723A - Alkaline cartridge for oxygen breathing apparatus and rescue devices : en fr
  • FR831943A - Subtractive image in multiple colors, silver free : en fr
  • US2129843A - Dental or like drill : en
  • US2130094A - Spindle head : en
  • DE662969C - Process for the utilization of high-alumina and silica-rich blast furnace slag : de en
  • GB491890A - Book binding : en
  • FR831700A - Improvements to adjustable capacitors : en fr
  • GB492170A - Improvements in and relating to direct-injection fuel-feed devices for internal combustion engines : en
  • US2129763A - Regulator adjusting mechanism : en
  • US2130000A - Supporting rack : en
  • US2130096A - Pneumatic tire : en
  • US2130043A - Incubator : en
  • ES5030U - Vodium, glass or similar one-piece bottle with narrow choker (Machine-translation by Google Translate, not legally binding) : en es
  • FR831757A - Prepaid automatic device for measuring blood pressure : en fr
  • US2129813A - Production of anhydrous sodium sulphate : en
  • FR831707A - Installation for the transmission of two states or quantities or information, in particular line protection installation, at high frequency : en fr
  • FR831970A - Mordant Azo Dye Manufacturing Process : en fr
  • US2130199A - Shoe last : en
  • US2129909A - Playground slide : en
  • US2130141A - Spring plank : en
  • USD111210S - Design for a color indicator : en
  • FR831914A - Pushbutton switch for gearbox control : en fr
  • FR831763A - Process for manufacturing artificial filaments and apparatus for carrying out this process : en fr
  • GB491938A - Improvements in and relating to electricity meters : en
  • US2129904A - Apparatus for heat treating electrotype printing plates : en
  • FR831861A - Synthesis of alcohols and hydrocarbons : en fr
  • CH199856A - Attachment to brooches, badges, medals, small watches, etc. : de en
  • CH199718A - Ventilation device for toilets. : de en
  • GB492187A - Improved reflector assembly for cyclists and others : en
  • FR831958A - Process for the purification of liquids using carboniferous active colloids : en fr
  • DE664817C - Process for the production of hard, porous, adsorptive or catalytically active, coarse or shaped masses : de en
  • GB492151A - Improvements in shuttle changing mechanism for looms for weaving : en
  • GB491992A - Improvements in or relating to the production of benzines and aromatic hydrocarbons by the treatment of hydrocarbon oils at elevated temperatures : en
  • US2129726A - Rectifier circuits : en
  • US2129859A - Process of making fondant : en
  • US2130219A - Index mechanism : en
  • DE665010C - Acoustic direction finder pivotable around a horizontal and a vertical axis : de en
  • GB492139A - Improvements in and relating to reinforced concrete structures : en
  • FR831793A - Device for the darkening of light sources in rooms and in particular stairwells : en fr
  • FR831925A - Lime sulfate reduction process : en fr
  • GB491953A - Improvements in the method of and apparatus for refuelling aircraft in the air : en
  • CA376406A - Leading-in wire : en fr
  • AU104990B2 - Treatment of hog carcasses : en
  • FR831831A - Drawing device : en fr
  • CH199735A - Device for the maintenance of floors. : de en
  • GB491978A - Improvements in or relating to boxes for holding a wound package of material : en
  • GB492150A - Improvements in electric inductors having cores of finely divided magnetic material : en
  • US2129770A - Liquid dispensing : en
  • US2129853A - Conveyer belt : en
  • USD111224S - Design for an illuminable mirror or : en
  • US2130074A - Rail supporting and retaining means : en
  • FR831911A - Process for coloring viscose masses and new industrial products resulting therefrom : en fr
  • DK55200C - Artificially cooled Mercury vapor discharge pipe. : da en
  • GB492282A - Improvements in or relating to sealing connections between centrifugal drums and stationary pipe lines : en
  • DE665066C - Regenerative and resistance braking with separate excitation and subsequent self-excited short-circuit braking : de en
  • DK55190C - Glove with pocket. : da en
  • GB492226A - Corsets : en
  • DK55197C - High frequency cable. : da en
  • US2130160A - Centrifugal extractor : en
  • GB491873A - Improvements in modulated carrier wave receivers : en
  • DE665024C - Stove for ground firing : de en
  • GB491988A - Improvements in and relating to the drying of pottery ware and similar goods : en
  • FR831694A - Frame for umbrellas with a mache and ribs that can slide telescopically : en fr
  • GR7642B - TUBE COMBINATION - DYE. : el en
  • GB491968A - Improvements in or relating to two-part hinged lasts : en
  • GB491928A - An improved means for testing and correcting the conjugate deviation of binocular focus of human vision : en
  • GB492263A - Improvements in or relating to radio receivers and the like : en
  • US2129660A - Winding machine : en
  • US2129827A - Harrow : en
  • US2130268A - Drop-side crib attachment : en
  • FR831683A - Electronic discharge devices : en fr
  • FR831677A - Process for the treatment of fabrics making it possible to obtain articles which can be used in particular for the hardening of the tips of shoes and process for using these articles : en fr
  • FR831756A - Advertising ashtray with appeal stamp : en fr
  • FR831747A - Improvements in the treatment of textiles and other materials : en fr
  • US2129643A - Variable delivery pump : en
  • US2129842A - Process and apparatus for the production of flat bags : en
  • USD111245S - Design for a bassinet : en
  • US2130277A - Girdle for twin-tired wheels : en
  • US2130210A - Separation and gas treatment of gas-dust mixtures : en
  • USD111306S - Design for a dress : en
  • GB491876A - Improvements in or relating to fountain pens : en
  • GB491991A - Improvements in and relating to pneumatic suction holders : en
  • US2129805A - Manufacture of morpholine and cer : en
  • US2129863A - Power transmission : en
  • US2130165A - Removable tube burner : en
  • GB491894A - Improvements in or relating to esters of acrylic acid and polymerisation products thereof : en
  • CH199788A - Process for the production of a new azo dye. : de en
  • US2130263A - Collar button with detachable head : en
  • FR831775A - Process for roasting materials rich in sulfur : en fr
  • US2130073A - Electrolytic condenser : en
  • USD111284S - Design for a handbag : en
  • CH199775A - Industrial manufacturing process for sodium acid fluoride. : en fr
  • AU105056B2 - Improvements in agitating apparatus : en
  • AU105077B2 - Improved power driven elevator for use with motor trucks and the like : en
  • CH199810A - Climbing and guiding device on skis. : de en
  • CH199939A - Method and device for manufacturing handles, in particular for bicycles. : de en
  • DE665031C - Container for the treatment of solids with liquids : de en
  • US2130319A - Venetian blind slat : en
  • AU104983B2 - Improvements in axle bearings : en
  • AU105022B2 - Improvements in printing mechanism : en
  • CH199706A - Device on weirs to interfere with the incoming water jet. : de en
  • DE665084C - Fastening of door pusher pins in lock nuts provided with nut threads : de en
  • US2129744A - Ear retarder for corn huskers : en
  • US2130078A - Stabilized compositions comprising aliphatic ethers : en
  • CA376371A - Acetylene production : en fr
  • CA376520A - Tooth brush : en fr
  • CH199906A - Process for the preparation of an imidazole dihydride (4,5) substituted in the 2-position. : de en
  • CH199922A - Illuminated advertising facility with fluorescent tube signs. : de en
  • CH199955A - Process for the preparation of the 3-carboxamide of N-triacetyl-arabinosido-pyridinium bromide. : de en
  • DE665022C - Resistance capacity-coupled amplifier : de en
  • FR831663A - Electrically controlled device to increase the braking effect of compressed air brakes at high speeds : en fr
  • FR831875A - Process of fluoroscopic examination and its means of implementation : en fr
  • DE665069C - Thermal-magnetically controlled electrical circuit breaker : de en
  • US2129913A - Art of drilling wells : en
  • GB491904A - Improvements in or relating to cartons or containers for oil : en
  • DE665130C - Detachable flange coupling : de en
  • US2130017A - Sealing gasket : en
  • US2130067A - Bunch builder attachment for winding machines : en
  • US2130264A - Plastic composition of rubber and chlorinated diphenyl : en
  • CH199701A - Glass support. : en fr
  • CA376429A - Parcel post machine : en fr
  • CH199696A - Composite ceiling made of wooden ribs and concrete slab. : de en
  • US2130039A - Sealing device for pipe joints : en
  • DE665056C - Arrangement for regulating the voltage or speed of electrical machines : de en
  • FR831791A - Device intended to exert moments on a ship in order to stabilize rolling movements : en fr
  • GB492162A - Improvements in or relating to photographic light sensitive elements : en
  • US2129988A - Mercurized halogen methane sulphonic acids and their salts and the preparation thereof : en
  • CH199722A - Device for locking window sashes. : de en
  • US2130269A - Hardness testing instrument : en
  • US2130091A - Manufacture of insulation material : en
  • US2130122A - Balancing machine : en
  • DE664982C - Circuit arrangement for telephone systems with two-way connections : de en
  • US2129809A - Shaker conveyer : en
  • US2129821A - Bottom ring for hot tops : en
  • AU372037A - Process forthe production of gaseous hydrocarbons : en
  • CH199700A - Interlocking tiles. : de en
  • CH199807A - Filling pencil. : de en
  • US2129648A - Rifle : en
  • FR831985A - Process for preparing carboxylic nitriles : en fr
  • AU391537A - Improved power driven elevator for use with motor trucks and the like : en
  • CH199876A - Air-cooled engine with cylinders arranged in a V-shape, especially for motor vehicles. : de en
  • GB492649A - Improvements in or relating to prepayment mechanisms particularly for use in connection with electric meters : en
  • DE664240C - Process for the electrolytic production of oxidic protective layers on aluminum and aluminum alloys : de en
  • DE665008C - Device for converting the double-wheeled caterpillar drive wheels of caterpillar vehicles into double wheels : de en
  • AU105029B2 - Improvements in or relating to weed killing compositions : en
  • DE664929C - Metal pipe and extrusion press with electrically heated sensor : de en
  • CH199862A - Pipeline for liquids. : de en
  • US2129806A - Lifting jack : en
  • US2129833A - Roof : en
  • USD111235S - Design for a dress : en
  • US2129887A - Combination cigarette package and opener and ejector therefor : en
  • US2130134A - Oscillograph apparatus : en
  • US2129839A - Container : en
  • FR831862A - Tap : en fr
  • DE664937C - Rotary piston compressor with air-cooled housing : de en
  • GB491955A - Improvements in or relating to the method of forming vehicle wheel rims : en
  • US2129950A - Loading automobile bodies for shipment : en
  • USD111305S - Design for a dress : en
  • CH199945A - Potato harvester for tractor train. : de en
  • GB492242A - Improvements in or relating to bathroom cabinets : en
  • CH199778A - Process for the preparation of a water-soluble condensation product. : de en
  • GB492083A - Improvements in or relating to key retainers : en
  • ES5032U - Safety and removable orthopedic forceps (Machine-translation by Google Translate, not legally binding) : en es
  • CH199917A - Loose-leaf directory. : en fr
  • CA376499A - Wheel disc and hub cap : en fr
  • GB492154A - Improvements in pistons for hydraulic shock absorbers or the like differential pressure operated damping means : en
  • CH199843A - Speed change gears for machine tools, in particular for lathes. : de en
  • CA376415A - Metal strip preparation : en fr
  • GB492175A - Screw propellor, particularly for aircraft : en
  • GB492273A - Screw propellors, particularly for aircraft : en
  • CH199805A - Cine film projector for sound films. : de en
  • US2130107A - Filter : en
  • CA376407A - Electric discharge lamp : en fr
  • AU406537A - Improvements in and relating to devices for stopping films cinematographic projection apparatus : en
  • DE664879C - Process for the production of formaldehyde and acetaldehyde from olefins with 2 to 4 carbon atoms in the molecule : de en
  • US2129804A - Motor vehicle : en
  • AU14938A - Improvements in or relating to dust collectors for use with steam generating plant : en
  • DE664996C - Process for the conservation of manure and liquid manure : de en
  • DK55211C - Protective cover for bicycle saddles. : da en
  • CH199952A - Device for conveying and simultaneous impregnation respectively. Mixing liquids, in particular non-alcoholic beverages. : de en
  • DE665093C - Method for the simultaneous transmission of two measured values : de en
  • US2129719A - Bleaching method : en
  • US2129761A - Bottle wrapper and wiper : en
  • US2130115A - Self-lighting cigarette : en
  • US2130152A - Regulation of magnetic electron multipliers : en
  • CA376511A - Sauce or soup thickening : en fr
  • DE665013C - Drying device, especially for agricultural products such as grain, malt, vegetables and the like. like : de en
  • FR831995A - Advanced carburettor : en fr
  • AU452137A - Improvements in and relating to milk inlet valves of milking machines : en
  • DK55191C - Lampshade. : da en
  • FR831886A - Combination fire extinguisher, automatic or manual, with heating of the extinguisher liquid to increase the vapor pressure : en fr
  • GB491881A - Improvements in and relating to pressure gauges : en
  • US2129658A - Coking retort oven : en
  • US2129700A - Solvent for use in treatment of ores : en
  • DE665059C - Device for cutting weft threads at fabric edges : de en
  • FR831758A - Adjustable table metal frame, particularly applicable to t-station supports. s. f. : en fr
  • US2129898A - Microphone boom : en
  • US2130061A - Manufacture of nucleosides by fermentation : en
  • US2129671A - Method of manufacturing wheels : en
  • US2130140A - Vehicle braking system : en
  • AU84938A - Improvements in or relating to electrolytic condensers having plurality of electrodes : en
  • US2130082A - Food impelling mechanism : en
  • US2130327A - Air conditioning apparatus : en
  • US2129709A - Production of new high molecular : en
  • US2129739A - Yarn winding machine : en
  • CA376367A - Welding electrode : en fr
  • CH199748A - Take-off device for combing machines. : de en
  • CH199827A - Panel meter with pointer pivot point in one corner. : de en
  • US2130185A - Deck lid prop : en
  • US2129851A - Automobile control mechanism : en
  • USD111276S - Design for a cigar- holder : en
  • US2130131A - Step construction : en
  • AU105053B2 - Improvements in cultivating implements for weeding and cultivating between vines and trees : en
  • CH199871A - Two-stroke combustion engine. : en fr
  • US2130179A - Brake equalizer : en
  • FR831912A - Synoptic device with movable elements ensuring visual perception of the indications it contains and their simultaneous translation in graphic form : en fr
  • US2130302A - Cabinet door latch : en
  • USD111229S - Design for a drinking glass : en
  • GB492006A - Improvements in high frequency signalling systems : en
  • US2129880A - Thermionic measuring device : en
  • US2130251A - Musical instrument : en
  • USD111262S - Design for a key charm : en
  • FR831936A - Hot air heater : en fr
  • US2129999A - Post supporting structure and manufacture thereof : en
  • US2129760A - Metallurgical process : en
  • USD111228S - Design fob a belt buckle : en
  • US2130316A - Magnetogenerator for internal combustion engines : en
  • GB491933A - Improvements in apparatus for automatically regulating the temperature of internal-combustion engines : en
  • GB492024A - Improvements in or relating to rotary piston machines : en
  • GB492166A - Process for producing-coloured discharges on dyed goods : en
  • US2129826A - Fire protecting device for air cooled engines : en
  • US2129914A - Locking device for electrical plug and socket arrangement : en
  • US2130056A - Burial apparatus : en
  • US2130262A - Portable camera support : en
  • USD111232S - Design for a casing for shaving : en
  • USRE20854E - Method for making sanctuary : en
  • CH199854A - Process for achieving special color tones on embossed foils. : de en
  • CH199818A - Drive as additional flight path protection for projectiles. : de en
  • CH199937A - Attachment and stop clamp for bicycle saddle and similar vehicles. : en it
  • DE664947C - Water tube chamber or partial chamber boiler with a backward sloping bundle of tubes : de en
  • GB492058A - Improvements in or relating to adaptors for use in connection with electrical couplings of the plug-and-socket-type : en
  • US2129962A - Spark plug : en
  • US2130215A - Transparent glass colors : en
  • USD111215S - Design for a door knocker : en
  • US2129864A - Process of crystallizing dextrose : en
  • US2129894A - Corn sheller : en
  • USD111236S - Design fob a book end : en
  • US2129794A - Friction element : en
  • CH199766A - Shoe closure. : de en
  • CH199768A - Baking shovel. : de en
  • CH199804A - Adjustment device for lenses. : de en
  • GB492283A - A method of mounting control levers and the like on shafting : en
  • GB492334A - Improvements relating to joints for pipes and tubular fittings : en
  • GB492244A - Improvements in and relating to connectors for electric conductors : en
  • GB492003A - Toothed wheel change speed gear : en
  • US2129701A - Cigarette package : en
  • US2129820A - Modulation system for ultra-short waves : en
  • US2129949A - Securing device : en
  • GB492102A - Respiratory apparatus for protection against poison gases : en
  • GB492274A - Improvements in and relating to frames of moulded material for automobile bodies : en
  • US2130250A - Electric switch gear : en
  • GB492281A - Improvements in and relating to electric motor control : en
  • FR831722A - Long distance control system for points and railway signals : en fr
  • GB491950A - Improvements in and relating to means for opening packages : en
  • GB492220A - Method of manufacturing paper pulp : en
  • GB492009A - Improvements in means for supplying current to electric heating elements disposed inelectric furnaces and consisting of carbon : en
  • GB492195A - Improvements in the arrangements and mounting of the axle gear in motor vehicles : en
  • DE665044C - Curler for winding the hair in order to create hair waves : de en
  • GB491966A - Improvements in or relating to bracing members for structures such as vehicle underbodies and girder floors : en
  • FR831782A - Device for the service of the cake molding press, in a pressing installation for oil extraction : en fr
  • DE665053C - Overhung edging roller for strip and flat iron mills : de en
  • FR831801A - Method and apparatus for making envelopes, bags and the like, from a continuous web of paper : en fr
  • US2130204A - Vacuum tube : en
  • US2130022A - Chair : en
  • USD111227S - Design fob an ashtray : en
  • AU60238A - Improvements in or relating to wringing machines : en
  • GB492159A - Improvements in and relating to the production of plastic and adhesive materials : en
  • GB491906A - Improvements in and relating to glass blocks : en
  • DE664826C - Method and device for hardening glass : de en
  • CH199934A - Device for preventing the fogging up of windshields, in particular of motor vehicles and aircraft. : de en
  • GB492222A - Improved process and apparatus for making rollers with embossed surfaces : en
  • CA376507A - Sheet cutting device : en fr
  • US2129725A - Socket for vacuum tubes, etc. : en
  • GB492103A - Improvements in electrical impendance networks : en
  • DE665054C - Process for the production of a fertilizer from calcium carbonate and ammonium chloride : de en
  • GB492101A - Improvements in lighting fittings : en
  • US2129993A - Anthraquinonoyl aminoanthraquinones : en
  • CH199938A - Luggage racks for bicycles. : de en
  • CA376458A - Freight car loading device : en fr
  • CA12113S - Chair seat : en
  • CH199760A - Centrifuge. : de en
  • CH199802A - Feed device for films in photographic apparatus with automatic compensation of the size of the feed movement in accordance with the increase in the diameter of the film reel. : de en
  • US2129925A - Paint composition : en
  • US2130213A - Vibration detector : en
  • CA376421A - Glass ware forming machine : en fr
  • CA376442A - Stoker control system : en fr
  • CH199833A - Wristwatch box. : en fr
  • FR831717A - Electronic discharge device : en fr
  • CH199932A - Vehicle adjustable for wheel or caterpillar travel. : de en
  • DE665123C - Device for vulcanizing pneumatic tire plasters : de en
  • FR831780A - Improvements to the means for supercharging free piston machines generating pressurized fluid : en fr
  • FR831842A - Improvements to light-sensitive photographic materials : en fr
  • DE664974C - Fastener for shoes : de en
  • GB492086A - Machines for cleaning intestines : en
  • GB492088A - Improvements in and relating to methods of joining metals : en
  • GB492239A - Improvements in or relating to dry contact metal rectifiers : en
  • US2129968A - Means and method of processing fowl : en
  • CH199806A - Daylight packaging for roll films. : de en
  • GB492049A - An improved process for determining the baking qualities of wheaten flour dough and apparatus therefor : en
  • GB492067A - Driving device for yarn carrier rods in straight bar knitting machines : en
  • DE665122C - Dismountable small steel house without supporting structure : de en
  • AU105076B2 - Method for printing halftones on fabric and similar materials by means of intaglio printing cylinders or blocks : en
  • GB491880A - Improvements in or relating to the electrolytic manufacture of alkali metals : en
  • US2129724A - Tractor construction : en
  • CA376481A - Printing plate attaching means : en fr
  • US2129772A - Hand truck : en
  • US2130149A - Process for the production of cellulose ester foils or sheets : en
  • CH199911A - Device for generating permanent hair waves. : de en
  • FR831664A - Process and device for the manufacture of primary oxyalkylamines : en fr
  • GB492066A - Improvements relating to tanks for containing liquids used in the quenching of heat-treated metal articles : en
  • US2130216A - Door locking bar : en
  • CA376392A - Brake arrangement : en fr
  • FR831698A - Use of fine zinc-based alloys : en fr
  • GB492117A - Improved jockey pulley : en
  • GB492186A - Improvements in stereoscopic pictures : en
  • CH199881A - Steam generator. : en fr
  • CH199883A - Method for controlling the circulation of the refrigerant in a refrigeration installation, and refrigeration installation for implementing this method. : en fr
  • CH199972A - Process for the production of non-bleeding and non-smearing carbonless ink films on carriers such as carbonless papers, carbonless forms and the like. : de en
  • US2130255A - Apparatus for grinding and polishing strips of glass : en
  • AU292137A - Improvements in or relating togas filled grid controlled electric discharge tubes : en
  • AU105000B2 - Image dissector : en
  • CH199947A - Hot water heating system. : de en
  • GB492200A - Improvements in and connected with bottles and like containers : en
  • US2129972A - Printing press mechanism : en
  • DE665038C - Protection circuit for electrical system parts : de en
  • US2130032A - Testing device : en
  • US2130028A - Affination of sugar : en
  • US2129973A - Ship's hatch cover : en
  • CH199726A - Heater. : de en
  • US2129905A - Garment container necktie rack : en
  • CH200012A - Machine for cutting onions and other vegetables, fruits and the like. : de en
  • CH199740A - Chaise longue. : en it
  • GB492234A - Improvement in filters : en
  • US2130230A - Mechanically operated magazine pencil : en
  • USD111292S - Design for lace : en
  • US2129966A - Trap timer : en
  • US2130151A - Production of quinone and hydroquinone : en
  • CH199872A - Method of braking by the engine of a vehicle with a two-stroke internal combustion engine and device for implementing this method. : en fr
  • FR831699A - Increased Dispersion Armored Transformer : en fr
  • GB492140A - A new or improved parachute and method of manufacturing same : en
  • FR831652A - Manufacturing process for ski poles and resulting product : en fr
  • AU491537A - The combined manufacture of cane sugar and ethyl andother alcohols, with their associated bye-products, from untopped sugarcane : en
  • US2130055A - Helical gear cutting machine : en
  • GB491865A - Improvements in telephone systems and automatic switches suitable for use therein : en
  • GB492182A - Improvements in and relating to cubicles or apartments for use in houses, factories, tents and other buildings and temporary shelters : en
  • NL45026C - : en
  • US2129952A - Adjustable seat : en
  • US2130051A - Swedger : en
  • CH199787A - Process for the preparation of a disazo dye. : de en
  • CH199959A - Process for the preparation of a 2-oxynaphthalene-4-sulfonic acid. : de en
  • US2130156A - Electrical resistance unit : en
  • USD111265S - Design for a portable power-driven : en
  • AU472737A - Method of and apparatus for separating heavy from light constituents in fluid suspensions : en
  • CH199781A - Process for producing a water-soluble nitrogen-containing compound. : de en
  • CH199954A - Process for the preparation of 1-cyclohexyl-3-methyl-5-pyrazolone. : de en
  • CH199901A - Template as an auxiliary device for the production of artificial dentures and for surgical dental treatment. : de en
  • AU105039B2 - Process forthe extraction of bituminous solid carbonaceous materials : en
  • US2129823A - Distortion indicating and measuring device : en
  • US2130018A - Hosiery and method of making the same : en
  • US2130133A - Furnace control device : en
  • US2130241A - Method for coating paper : en
  • AU104976B2 - Alternating current motor starter system : en
  • AU397837A - Pear preparation machine : en
  • CA376497A - Internal combustion engine power unit : en fr
  • GB492072A - Improvements in or relating to the low temperature carbonisation of fuels : en
  • DE665016C - Cast iron burners for heavy-boiling liquid fuels : de en
  • CH199935A - Control device for the pressure or suction means of a switching device, e.g. B. for gearboxes of motor vehicles. : de en
  • DE665040C - Electrothermal and electromagnetically controlled overcurrent protection : de en
  • US2130162A - Tuning indicator tube : en
  • USD111303S - Design for a dress : en
  • CA376488A - Rolling mill drive : en fr
  • FR831933A - Improvements to polycylindrical internal combustion engines : en fr
  • GB492147A - Improvements in counting and packing machines : en
  • DE664988C - Sanitary napkin : de en
  • IE14616L - Treatment of glass surfaces : en
  • US2130159A - Seat support : en
  • USD111216S - Design for a door knocker : en
  • CA376413A - Prefocussed lamp base : en fr
  • CH199803A - Photographic apparatus. : de en
  • CH199774A - Device for pressure equalization and pressure control in pressure decomposers. : de en
  • GB492127A - Improvements in or relating to lifting and lowering slings : en
  • GB492264A - Improvements in or relating to the production of films of alginic material : en
  • US2129976A - Clip and channel : en
  • CH199868A - Multi-cylinder internal combustion engine. : de en
  • GB492253A - Improvements in or relating to atomiser burners for liquid fuels : en
  • AU105046B2 - Suspended oscillatable regulator boards for sheep-feeders or sheep-feeding bins : en
  • US2130278A - Leaching-precipitation-flotation process : en
  • US2129649A - Production of liquid hydrocarbons from gaseous olefines : en
  • US2130311A - Motor-operated shaver : en
  • USD111273S - Design fqr a poker chip or similar : en
  • AU532937A - An improved tent-frame construction : en
  • CA376409A - Mercury vapour lamp : en fr
  • CH199717A - Process for the manufacture of porous bricks. : en fr
  • US2130137A - Papain product and method of preparing same : en
  • US2130207A - Wheel : en
  • GB491931A - Printing cellulosic materials : en
  • DK55195C - Ultra-short wave oscillation circuit. : da en
  • CA376390A - Furnace stoker : en fr
  • CH199895A - Setting and testing device for overcurrent time relays. : de en
  • US2129718A - Manufacture of wrought iron : en
  • US2130235A - Feeding mechanism : en
  • AU104138A - Improvements in or relating to weed killing compositions : en
  • CH199791A - Process for deacidifying leather tanned using chrome tanning agents. : de en
  • US2130248A - Tuner for string instruments : en
  • AU110127B2 - A process for obtaining very pure magnesium bya cyclic process : en
  • US2130317A - Machine for applying closures to or removing them from bottles and other containers : en
  • CA376391A - Furnace stoker : en fr
  • US2130196A - Lavatory unit : en
  • CA376517A - Cap : en fr
  • CA376360A - Material separating, segregating and contacting method : en fr
  • DE665004C - Friction wheel change and reversing gear : de en
  • DK55206C - Procedure for the manufacture of a chromium-containing protective layer on iron and steel articles. : da en
  • US2129690A - n-propylmethacrylate : en
  • US2130104A - Storage battery plate and method of making the same : en
  • AU105043B2 - Improvement in split hook sheave : en
  • GB492037A - Improvements relating to apparatus for feeding articles in sorting and like machines : en
  • CH199921A - Luminous brooch. : de en
  • FR831774A - Vehicle such as sled for winter sports and other applications : en fr
  • CA376361A - Temperature control system : en fr
  • CH199755A - Jacquard loom. : de en
  • CH199864A - Lifting platform with endless chains. : de en
  • GB491948A - Process for the production of hard resistant surfaces on metals : en
  • FR831909A - Improvements to cartridge fillers : en fr
  • GB492375A - Improvements in or relating to belt conveyers : en
  • CH199866A - Method and device for preventing a rotary compressor from running backwards in the event of an unexpected shutdown. : de en
  • USRE20852E - Lubricating apparatus : en
  • GB492038A - Improvements relating to apparatus for measuring impact forces : en
  • CH199770A - A method of manufacturing a food article. : en fr
  • USD111313S - Besign for a condiment container or : en
  • US2130323A - Conveyer system : en
  • US2129742A - Lifesaving craft : en
  • USRE20856E - Chipping and cutting tool : en
  • US2129872A - Slide buckle : en
  • US2130293A - Single lock tire chain : en
  • DE664940C - Device for drilling and processing flat surfaces : de en
  • FR831739A - Combined coupling and adjustment device for cycle brakes : en fr
  • CH199832A - Shock absorption device for watchmaking bearings. : en fr
  • CA376475A - Brake applying mechanism : en fr
  • CA376427A - Non-metallic electric resistance material : en fr
  • DE664279C - Arrangement for the operation of single-phase inverters : de en
  • CA376393A - Rayon spinning pump : en fr
  • US2129783A - Electrical precipitator for atmospheric dust : en
  • US2129869A - Article assembling fixture : en
  • DE665035C - Process to increase the shelf life of calcium cyanamide grains : de en
  • CA376477A - Electric lamp support : en fr
  • FR831865A - Gasifier : en fr
  • CA376515A - Shoe insole : en fr
  • DE665146C - Circuit arrangement for decoupling lines for message purposes by means of negative resistors : de en
  • FR831745A - Motor vehicle : en fr
  • GB492138A - Improvements in and relating to windshield cleaners : en
  • CH199919A - Device to enable orientation in rooms in the event of sudden darkening. : de en
  • FR831667A - Refinements to gas mask filter cartridges : en fr
  • FR831713A - Improvements to rims for pneumatic tires : en fr
  • FR831766A - Device for sweeping multi-tube boilers : en fr
  • FR831702A - Process for manufacturing strawboard with simultaneous obtaining of furfurol : en fr
  • US2130195A - Fountain pen : en
  • GB492091A - Improvements in safety guards for machinery : en
  • GB492368A - Improvements in or relating to telephone amplifiers : en
  • CA376364A - Arc welding apparatus : en fr
  • FR831728A - Roller and Cylinder Grinding Machine : en fr
  • FR831864A - Further development of axial-centrifugal fans : en fr
  • AU104997B2 - Process forthe production of gaseous hydrocarbons : en
  • US2130229A - Printing mechanism : en
  • AU379937A - Electrical wave transmission networks : en
  • GB492016A - Luggage label holders : en
  • GB492033A - Improvements in or relating to taps for the control of fluids : en
  • FR831849A - Alarm device to signal deflation of twin tires : en fr
  • CH199840A - Electric soldering device. : de en
  • AU105006B2 - Improvements in and relating to devices for stopping films cinematographic projection apparatus : en
  • CH199824A - Tariff apparatus with changeable transmission gear. : de en
  • GB492204A - Improvements in rubber overshoes : en
  • CH199727A - Heating installation. : en fr
  • AU374537A - Improvements in friction gearing : en
  • AU64538A - Improvement in split hook sheave : en
  • CH199741A - Mustard dispenser. : en fr
  • CH199767A - Process for increasing the heat transfer when ice is excreted from liquids. : de en
  • CA376519A - Air constituent separation : en fr
  • CH199724A - Body to cheer on. : de en
  • DE664898C - Pressure switch : de en
  • CA376438A - Evaporation apparatus : en fr
  • CH199694A - Device for spreading powdery and granular fertilizers and seeds. : de en
  • CH199723A - Process for the production of glass objects which diffusely scatter the light, in particular incandescent lamp bulbs, cover bells, lighting glasses and the like. : de en
  • US2129830A - Wrap-around dress : en
  • US2130286A - Engraving block attachment for holding hollow ware : en
  • CA376441A - Ice cream serving method : en fr
  • CH199912A - Filter for gas masks with device for coarse filtering and device for fine filtering. : en fr
  • FR831884A - Product intended to be mixed with solvents suitable for dry cleaning : en fr
  • GB491866A - Improvements in or relating to paper feeding mechanism for tabulating and like machines : en
  • GB492056A - Improvements in or relating to roof constructions : en
  • US2130013A - Automatic electric traffic signal system : en
  • US2130174A - Stringed musical instrument : en
  • FR831671A - New differential piston sealing device : en fr
  • FR831896A - Method and apparatus for detubating multitube boilers and the like : en fr
  • FR831974A - Door for vertical chamber furnaces : en fr
  • FR831802A - Sofa or couch that can be transformed into a bed : en fr
  • DK55192C - Bleaching, washing and cleaning agents, in particular for use in ferrous water. : da en
  • DE665120C - One-sided transparent window, door or wall pane with grid overlay : de en
  • DK55201C - Electron tube coupling. : da en
  • FR831660A - Rotary mechanism usable as a pump or compressor : en fr
  • FR831951A - Phonograph records and their preparation process : en fr
  • GB492076A - Improvements in pressure actuated lifts with load balancing devices : en
  • GB492436A - Improvements in or relating to telephone amplifiers : en
  • FR831657A - Projector with adjustment device to put the light source in its focus : en fr
  • DK55213C - Method for Manufacturing Insulating Light Stone Masses. : da en
  • DK55215C - Double-walled transport container for liquids and method for its manufacture. : da en
  • GB492011A - Improvements in or relating to directional radio receivers : en
  • GB492172A - Improvements in or relating to electric relays of the impedance type : en
  • DE665096C - Stretching press for sheet metal processing : de en
  • FR831948A - Mechanical toy : en fr
  • DE665011C - Drive device operated by a pressure medium for the automatic opening and closing of bunker flaps, flaps on self-unloading vehicles, elevator doors, vehicle doors and the like. like : de en
  • FR831882A - Lighting fixture : en fr
  • GB491946A - Improvements in crushing and straining devices for foodstuffs : en
  • GB492113A - Improvements relating to sparking plugs : en
  • FR831894A - Tractor crane system : en fr
  • GB492068A - Improvements relating to incandescent lamp holders : en
  • US2130007A - Process and apparatus for the longitudinal creping of webs of paper or other sheet material : en
  • US2129634A - Oven construction : en
  • AU105048B2 - Improvements in or relating to articles comprising rubber bonded to fabric comprising cords of or containing artificial silk and process forthe production thereof : en
  • FR831907A - Method and device for the production of cement clinker : en fr
  • GB492025A - Improved method of manufacturing secondary-emission electrodes : en
  • GB492045A - Improvements in torpedo-boats : en
  • GB492230A - Improvements in or relating to the production of cold rolled profiled sections from metal strip : en
  • US2129668A - Ester of methacrylic acid : en
  • US2130171A - Slab piler : en
  • US2129680A - Centering device : en
  • US2130301A - Bandit or burglar trap : en
  • CH199744A - Device to prevent dripping on a jug with a spout. : de en
  • CH199794A - Process of electrolytic polishing of aluminum and aluminum alloy objects. : en fr
  • DE664920C - Trolley for towing vehicles : de en
  • US2129846A - Cooling system for internal combustion engines : en
  • US2129969A - Apparatus for severing pipe : en
  • AU105018B2 - Improvements in or relating to impulse transmitters ofthe dial type for use in telephone or like systems : en
  • CH199785A - Process for the preparation of a water-soluble condensation product. : de en
  • CH199731A - Cooking stove that can be used as a central heating boiler. : de en
  • US2129991A - 1-acidylamino-2-methyl-4-aminoanthraquinones : en
  • US2130101A - Apparatus for feeding envelopes and method relating thereto : en
  • USD111301S - Design for a fountain pen : en
  • US2129836A - Cosmetic cream rase : en
  • AU105003B2 - Improvements in and relating to electric heaters ofthe metal panel type : en
  • CA376411A - Electrode for gaseous conduction devices : en fr
  • CA376505A - Cellulosic composition : en fr
  • AU386137A - i J Wind driven electrical powerstation with large wind turbines : en
  • DE665018C - Process for reducing the diameter of hollow workpieces : de en
  • GB492167A - Improvements in or relating to electro-optical image converting or transmitting arrangements : en
  • US2130121A - Automatic self-centering guide eye : en
  • DE664981C - Color sheet with fold : de en
  • CA376461A - Bore hole device : en fr
  • CH199728A - Device for creating an artificial draft in the chimney. : de en
  • DE664970C - Switching device for motor vehicles with several pressure medium line branches : de en
  • CH199763A - Item of laundry with sleeves. : de en
  • AU105040B2 - Improvements relating to lead alloys : en
  • US2130225A - Process of and apparatus for applying nitrocellulose coating : en
  • FR831735A - Microphone development : en fr
  • USD111268S - Design for a textile fabric or simi : en
  • US2129704A - Coupling with disconnecter : en
  • US2129901A - Method for coloring coal : en
  • US2130252A - Seat post mounting : en
  • CH199734A - Device for cleaning, jerking off and blooming floors. : de en
  • CA376495A - Piston expander : en fr
  • CH199750A - Spindle belt drive for spinning, twisting and similar textile machines. : de en
  • CH199940A - Cushioning on bicycles, in particular on motor bicycles. : de en
  • NL44195C - : en
  • US2130150A - Process for the treatment of textiles : en
  • USD111219S - Design for a phonograph tone arm : en
  • US2129755A - Eyelash curler : en
  • US2129834A - Spelling board : en
  • US2129875A - Ammunition and firearm : en
  • US2129915A - Kit for personal wear : en
  • AU371737A - Improvements in or relating tothe electrdeposition of zinc : en
  • US2130123A - Game : en
  • DE1444582U - : de en
  • DE664953C - Process for drying the air in damp rooms : de en
  • US2129892A - Vacuum circuit breaker : en
  • DK55198C - Electric Dwarf Bulb with Glass Bead Foot. : da en
  • FR831692A - Two-stage brake : en fr
  • DE657390C - Device for the display of occurring and accumulating gases and vapors in containers filled with liquid or of liquids in gas containers, pipes, etc. Like., In particular from the decomposition gases occurring in the event of malfunctions on liquid-insulated electrical apparatus : de en
  • GB492007A - Improvements in or relating to reinforced concrete tanks : en
  • ES5031U - A new packaging or deposit for all kinds of candies, chocolates, chocolate and other similar products (Machine-translation by Google Translate, not legally binding) : en es
  • US2129884A - Power transmission system : en
  • GB491889A - Improvements in or relating to electric condensers : en
  • GB491859A - Improvements in coke-oven door handling machines : en
  • GB492520A - Improvements in alloy-iron castings for the manufacture of piston-rings, cylinder-liners and the like : en
  • DE665002C - Process for extracting vegetable raw materials containing tannin : de en
  • GB492266A - Method for preparing iron and steel : en
  • AU105013B2 - An improved tent-frame construction : en
  • US2129740A - Wave signaling system : en
  • US2129638A - Quick starting vapor motor : en
  • FR831744A - Heating valve for railway vehicles : en fr
  • FR831719A - Improvements made to valves for inner tubes of tires and other items to be inflated : en fr
  • DE664830C - Five-cylinder draw-through drafting unit with treadmill for medium-length fibers : de en
  • US2129882A - Lamp flasher : en
  • US2129935A - Cycle sled : en
  • US2129994A - Automatic weft-replenishing loom : en
  • US2130296A - Speed indicator apparatus for motor vehicles : en
  • US2129857A - Shoe hanger : en
  • CA376379A - Butterfly valve : en fr
  • CH199846A - Process for decolorizing films, film waste, foils and similar products made from gelatinized cellulose derivatives colored with organic dyes. : de en
  • GB491993A - Improvements in electrical systems of remote control : en
  • CH199961A - Process for the preparation of an azo dye. : de en
  • CH199867A - Liquid pump with rotating cell wheel. : de en
  • GB491897A - Improvements in or relating to apparatus for degreasing nonabsorbent articles by means of volatile solvents : en
  • FR831881A - Slaved freewheel : en fr
  • AU379637A - Devices for producing oscillations of sawtooth or similar formas usedfor example in television systems : en
  • US2129657A - Necktie attachment : en
  • US2129731A - Article and method of making same : en
  • US2129997A - Cigar bunching machine : en
  • US2129785A - Receptacle opener : en
  • US2129943A - Disk meter : en
  • USD111255S - Design for a flatter or similar : en
  • FR831870A - Household appliance for the quick cutting of vegetables, fruits or other foodstuffs : en fr
  • GB491990A - Improvements relating to inflatable beds and chairs : en
  • DE664896C - Device for protecting direct current railway lines against short circuits : de en
  • DE665072C - Electrically heated storage stove : de en
  • GB492145A - Logarithmic calculating disc : en
  • CH199816A - Method and device for measuring alignment errors during sharp and blind shooting exercises against moving targets, in particular aircraft. : de en
  • AU105052B2 - An improved steam boiler : en
  • CH199737A - Wall plugs. : de en
  • US2130193A - Shoe machine : en
  • US2129787A - Removal and recovery of benzol and naphthalene from gases : en
  • US2130276A - Refrigerating apparatus : en
  • US2129919A - Solid starch and method of preparing the same : en
  • CH199873A - Silencer. : de en
  • DE660313C - Method for producing a wire connection from a wire wrapped twice around a package : de en
  • FR831913A - Method and devices for plotting the course of an aircraft and deriving the firing elements therefrom : en fr
  • CH199829A - Computing device with addition and subtraction device. : de en
  • US2129663A - Esters of methacrylic acid : en
  • US2129956A - Spiral covering machine : en
  • US2130079A - Inhibition of peroxide formation in aliphatic symmetrical isoethers : en
  • US2130099A - Garbage truck : en
  • US2129672A - Blowpipe : en
  • US2129774A - Draw press : en
  • CA376466A - Mobile film applying apparatus : en fr
  • GB491976A - Improvements in or relating to vaporizing devices for internal combustion engines : en
  • CH199930A - Sports strollers. : de en
  • CH199927A - Fractional flow liquid container. : en fr
  • GB492228A - Improvements in or relating to aluminium alloys : en
  • US2129878A - Electric time clock and thermostatic dial for same : en
  • NL43996C - : en
  • US2129661A - Composite abrasive sheet : en
  • US2130147A - Process for separating high molecular mixtures : en
  • US2130320A - Venetian blind tape : en
  • AU264137A - An improvement in or relating to apparatus for regenerating used lubricating oil : en
  • CH199850A - Electric dry shaver. : de en
  • CH199759A - Process for the production of a condensation product. : de en
  • CH199852A - Quick release device on clamping devices, especially on vices, adjustable wrenches and the like. : de en
  • CH199834A - Removable attachment device for wristwatch links. : en fr
  • GB492262A - Improvements in or relating to receptacles convertible into tables : en
  • AU1156608A - A rotary tunneling machine : en
  • CH199721A - Hardware on double sash windows. : de en
  • US2130132A - Magnetron : en
  • US2130203A - Beam lock : en
  • FR831827A - Heat and water resistant molded articles intended for household and sanitary purposes : en fr
  • CH199779A - Process for the preparation of a mixture of 4-sec-alkyl-2-methyl-cyclohexylamines. : de en
  • AU105047B2 - An improved process for treating tinplate containers : en
  • CH199914A - Rescue apparatus. : de en
  • US2130142A - Air cleaner : en
  • US2130313A - Conversion of hydrocarbon oils : en
  • US2130318A - Wire forming machine and method : en
  • ES144139A1 - Improvements in light reflector systems. : en es
  • FR831885A - Electrical device for dropping loads, applicable to aircraft : en fr
  • GB492106A - School desks, tables and lockers and the like : en
  • GB492233A - Improvements in index cards, particularly for vertical filing systems or vertical card indexes : en
  • CA376451A - Support level maintaining device : en fr
  • AU390338A - A process for obtaining very pure magnesium bya cyclic process : en
  • US2129751A - Operation of a centrifuge for separating the petroleum oil from sulphuric acid : en
  • US2129883A - Material working apparatus : en
  • USRE20860E - Box cab : en
  • US2130168A - Oven construction : en
  • US2130280A - Electron discharge tube : en
  • GB491901A - Improvements in or relating to telephone systems : en
  • CA376514A - Envelope : en fr
  • CH199966A - Process for the preparation of an azo dye containing complexed cobalt. : de en
  • US2129845A - Electric welding machine : en
  • US2130036A - Defroster : en
  • US2130175A - Safety device for gas heaters : en
  • CA376457A - Freight car loading device : en fr
  • CH199752A - Locking mechanism for Kötzerspulmaschinen and other textile machines. : de en
  • CH199910A - Process for the preparation of N-methylsulfanilic acid-4-aminoanilide. : de en
  • CH199958A - Process for the preparation of a 2-oxynaphthalene-4-sulfonic acid. : de en
  • CA376479A - Heating unit : en fr
  • DE664901C - Movable current pick-up contact for variable switching elements, especially control resistors, in which the contact is made by a conductive liquid held in a socket : de en
  • FR831795A - Process for the production of tubes protected inside for the transport of hot or boiling aggressive liquids, for example water : en fr
  • DE665077C - Lubricating device, especially for internal combustion engines : de en
  • DE665149C - Process for the production of silicon-containing mercury compounds : de en
  • FR831800A - Electric flashing device with automatic permanent flashing device : en fr
  • FR831983A - Method and device for the treatment of liquids, in particular hydrocarbons : en fr
  • US2129766A - Radio aerial for automobiles : en
  • GB492148A - Improvements in or relating to geysers and water heaters : en
  • US2130172A - Radio transmitting system : en
  • CH199978A - Pulled number roller for counters. : de en
  • DE664963C - Hydraulic fluid transmission : de en
  • GB492524A - Improvements in or relating to processes of and apparatus for expressing liquids from and disintegrating fibrous material : en
  • FR831892A - Improvements to powerline transmission systems : en fr
  • GB492023A - Improvements in or relating to rotary piston machines : en
  • DE665108C - Device for operating lids on vacuum locks in industrial ovens : de en
  • FR831978A - Loudspeaker with a sound-diffusing element : en fr
  • GB492278A - Improvements in or relating to electrical oscillation generators : en
  • FR831684A - Apparatus for the manufacture of a web of inorganic fibers, more particularly glass fibers : en fr
  • GR7643B - GAME. : el en
  • IE15484L - Herbicide : en
  • CA376467A - Mobile film applying machine : en fr
  • US2129713A - High frequency oscillation system : en
  • US2130108A - Combination bumper guard and draft connection : en
  • CH199808A - Dosing device on ink bottles. : de en
  • GB492073A - A process for the preparation of catalysts for the synthesis of methanol : en
  • DE665125C - Process for processing zinc dust containing cadmium : de en
  • US2129983A - Surgical appliance : en
  • GB492340A - Locking device for preventing accidental loosening of separable screwed pipe joints : en
  • FR831965A - Straight knitting machine with punch holders decreasing the width of the knitting, and selvedge comb providing a pattern across the entire width of the needle bars : en fr
  • GB491982A - Adjustable stray transformer : en
  • FR831815A - Device for separating seeds in shoe machines : en fr
  • FR831730A - Process for preparing arsenates : en fr
  • FR831697A - Receptacles : en fr
  • FR831973A - Improvements in the production of sodium dichromate : en fr
  • CH199743A - Floor cleaning body. : de en
  • CH199792A - Process for the production of humus fertilizer. : de en
  • FR831982A - Rubber-lined pavers : en fr
  • GB492171A - Buoyant soap cake : en
  • CH199908A - Process for the preparation of a new strophanthus glucoside. : de en
  • US2130224A - Navigational instrument : en
  • NL43953C - Method for depilating and pickling hides and skins using fungal tryptases activated by sulfur compounds : en nl
  • US2130071A - Light sensitive paper and method of treating same : en
  • USD111299S - Design for a dress : en
  • FR831810A - Improvements to electrical alarm systems : en fr
  • GB492077A - Improvements in or relating to decompressor mechanism for the cylinders of internal combustion engines : en
  • CA376365A - Telegraph signalling apparatus : en fr
  • CA376401A - Baked product marking method : en fr
  • US2129941A - Bumper mat : en
  • US2130053A - Insert valve seat for slush pumps : en
  • GB492005A - Improvements in or relating to bearing bushes : en
  • DE664650C - Screw press for clay or the like with two venting : de en
  • GB492048A - Improvements in or relating to sliding doors, windows or the like for showcases, shop fronts or for other purposes : en
  • GB492210A - Improvements relating to cardboard or like containers : en
  • FR831917A - Use of organic materials of mineral origin for the manufacture of cation exchangers and their use : en fr
  • ES144138A1 - Reflector improvements for lighting. : en es
  • FR831712A - Variable-ratio gear, with a block of stepped toothed wheels, for measuring instruments : en fr
  • FR831798A - Device for the automatic adjustment of the braking power as a function of the speed and of the pressure in the brake cylinder of a vehicle : en fr
  • US2129750A - Stove door construction : en
  • AU102438A - Belt treatment : en
  • GB492000A - Improvements in and relating to telegraph transmitters : en
  • GB492053A - Method of and means for controlling the driving of spindles in machines for winding thread, yarn and such like : en
  • DE664899C - Circuit breaker with, in particular, a fluid flow that leads over the contact point and is caused by the arc heat : de en
  • FR831788A - Advanced low profile lock : en fr
  • GB492120A - Reel for fishing : en
  • USD111314S - Design for a casserole or similar : en
  • GB491994A - Improvements in multi-electrode thermionic valves : en
  • GR7641B - AUTOMATIC ELECTRIC LIGHTING FUND WITH LIGHTER. : el en
  • USD111307S - Design for a dress : en
  • GB492193A - Improvements in tables : en
  • CA376394A - Electrically driven vehicle : en fr
  • CH199891A - Post insulator for electrical high voltage. : de en
  • US2129929A - Lamination : en
  • CA376420A - Flexible grille : en fr
  • CA376433A - Gas scrubber : en fr
  • CH199907A - Process for the production of a chicken provitamin D preparation from a sterling mixture. : de en
  • FR831806A - Improvements in the manufacture of rolling mill rolls and the like by means of metal contracting on cooling : en fr
  • USD111274S - Combined handle and frame for mirror or similar article : en
  • USD111286S - Design for a slip : en
  • FR831968A - Device for operating, by means of compressed air, the mixture of materials in the form of dust or powder : en fr
  • GR7647B - BABY IN THE SHAPE OF A BOOK. : el en
  • GR7649B - METHOD OF PURCHASE OF NON-FERROUS METALS UNDER PRESSURE. : el en
  • CH199709A - Process for compacting subsoil and fillings of great thickness by means of vibration. : de en
  • CA376398A - Paper machinery : en fr
  • DE664936C - Device for avoiding overvoltages which occur through self-excitation of electrical asynchronous machines compensated by capacitors on the primary side : de en
  • GB492134A - Sparking plug : en
  • US2130145A - Centrifugal blower rotor : en
  • NL44068C - : en
  • US2129861A - Lock-pin construction for fixed bridgework : en
  • US2130124A - Electron discharge device : en
  • US2130083A - Dental articulator : en
  • US2129824A - Aircraft structure : en
  • DK55219C - The rinsing cisterns. : da en
  • CA376419A - Refrigerator : en fr
  • FR831748A - Method and apparatus for obtaining uniformly filled cigarettes in cigarette making machines : en fr
  • CA376372A - Thermally responsive device : en fr
  • GB491914A - Improvements in and relating to barbed wire and the method of producing the same : en
  • US2129822A - Apparatus for controlling highway crossing signals : en
  • US2129831A - Eraser holder : en
  • FR831856A - Process for washing gas, in particular with pressurized water : en fr
  • FR831966A - Projection device giving a plastic image clear of everything around it : en fr
  • US2129757A - Commutator brush control : en
  • US2129990A - Telephony : en
  • US2130163A - Process of making gas : en
  • US2129873A - Closure for collapsible tubes : en
  • CA376430A - Cigar bunch head trimmer : en fr
  • CH199869A - Two-stroke internal combustion engine. : de en
  • DE665132C - Pricking device : de en
  • DE637292C - Process for compacting and smoothing profile material in bars or rings : de en
  • AU423237A - Apparatus for the manufacture of glass articles : en
  • CA376490A - Wearing apparel : en fr
  • CH199926A - Labeling machine. : en fr
  • US2129979A - Measuring device : en
  • US2130103A - Storage battery plate and composition therefor : en
  • US2130211A - Tinning compound : en
  • USD111295S - Design for a store front : en
  • US2129734A - Hold-down for spring rail frogs : en
  • US2129917A - Manufacture of bromonaphthoic acid : en
  • USD111241S - Design fob a glass siphon bottle or : en
  • CH199849A - A method for producing a grinding wheel consisting of a metal disk, an annular abrasive carrier made of synthetic resin and the abrasive, and a grinding wheel produced by this method. : de en
  • CH199979A - Copy machine tool. : de en
  • US2129924A - Underground tank system : en
  • AU388537A - A combined cushion and lifebelt : en
  • CH199746A - Apparatus for opening and emptying metal cans containing liquid. : en fr
  • CH199702A - Top, roof. : de en
  • US2129945A - Process of making color printing plates : en
  • US2130246A - Drying apparatus : en
  • DE664792C - Liquid switch capsule : de en
  • US2129810A - Locking and latching means : en
  • US2129937A - Oil control device : en
  • US2129665A - Esters of methacrylic acid : en
  • US2129749A - Molding composition : en
  • US2129773A - Electrical switch : en
  • US2129947A - Contacting terminal structure for electrical devices : en
  • US2130129A - Stapling apparatus : en
  • AU105064B2 - Improvements in and relating to means for retaining sash windows and the like in adjusted position : en
  • GB492336A - Improvements in and relating to pipe connections : en
  • DE664892C - Device for the lateral discharge of offset mountains from a scraper or brake conveyor : de en
  • GB492199A - Improvements in or relating to synchronising clutches : en
  • GB492240A - Machine for manufacturing metal tubes by the centrifugal casting method : en
  • AU105041B2 - Improvements in or relating to cowlings for aircraft engines : en
  • CA376452A - Motion picture camera : en fr
  • CA376462A - Earth moving device : en fr
  • CH199875A - Jerk-acting coupling device on magneto ignition. : de en
  • CH199887A - Electric regulator. : en fr
  • CH199929A - Bridge wagon that can be transformed into a cattle wagon. : de en
  • CH199821A - Impulse direction finder free of night effects. : de en
  • USD111243S - Design for a milk bottle tray : en
  • AU384637A - Improvements in and relating to electric heaters ofthe metal panel type : en
  • CH199782A - Process for the preparation of the sodium salt of a sulfonic acid of N-phenoxyaceto-N-undecylcarbamic acid methyl ester. : de en
  • DE665147C - Double cage runner : de en
  • USD111231S - Design for a pitcher or similar : en
  • FR831971A - Reversible head for camera stands : en fr
  • GB492207A - Improvements in and relating to nest boxes for poultry : en
  • DE665017C - Separation device for removing specimens from cooling beds : de en
  • FR831710A - Manufacturing process of zippers, from non-metallic material : en fr
  • AU309837A - Improvements in cabinet construction : en
  • FR831672A - Machine for processing rayon cakes and the like : en fr
  • GB492043A - Improvements in the manufacture and production of vat dyestuffs : en
  • US2130178A - Composite roof panel or shingle : en
  • USD111217S - Design for a food chopper : en
  • US2130287A - Filter : en
  • USD111280S - Design for a shoe or similar article : en
  • US2130186A - Automobile hood prop : en
  • CA12111S - Chair : en
  • CA376375A - Amplifier : en fr
  • CH199815A - Method and device for measuring target errors during shooting exercises against moving targets, in particular aircraft. : de en
  • USRE20855E - H fankboner : en
  • FR831781A - Method and device for mixing liquids : en fr
  • NL44015C - PROCESS FOR TREATING A FIBER FABRIC WITH A DISPERSION OF RUBBER OR SUCH FABRIC : en nl
  • US2129911A - Car truck : en
  • US2129679A - Nut shelling machine : en
  • US2129985A - Filter contrivance for the removal of impurities from gaseous or liquid media : en
  • US2129687A - Collapsible tube closure and method for making the same : en
  • US2130119A - Positive acting circular chaser die : en
  • US2129910A - Car truck : en
  • DE665141C - Roller press, primarily for the production of briquettes : de en
  • FR831761A - Fiber strand manufacturing process : en fr
  • GR7637B - WIRE PRODUCTION SYSTEM. : el en
  • CH199831A - Manual adjustment device for the regulator of clocks. : de en
  • CA376383A - Aluminum calcium alloy : en fr
  • CH199713A - Switching device on an electrically heated instantaneous water heater connected to the tap. : de en
  • CH199720A - Lock for doors in hospitals, institutions, administration buildings and hotels. : de en
  • US2130025A - Means for soaking wood, lumber, and the like : en
  • GB491893A - Improvements in or relating to telegraph relays : en
  • GB492008A - Improvements in and relating to thermal relays : en
  • FR831873A - Improvements to reservoir pen holders : en fr
  • FR831818A - Using an electro-magnetic microphone with masks : en fr
  • DE664980C - Countersink with a flap band running around in a lifting housing : de en
  • NL43932C - : en
  • USD111310S - Design fob a dress : en
  • DE665021C - Fully automatic single or multiple control device for the drive motors of electric traction vehicles : de en
  • US2130143A - Dynamo kinematic transformer : en
  • CA376482A - Cushion shoe : en fr
  • GB491898A - Improvements in and relating to devices for measuring and testing electric resistances : en
  • FR831727A - Process for the manufacture of shoe soles from coconut fiber yarns : en fr
  • GB491913A - Improvements in and relating to clamp heaters for use in the waving of hair : en
  • GB492115A - Improvements in brackets for curtain rails : en
  • GB491878A - Improvements in automatic switches for use in telephone or like systems : en
  • FR831918A - Processes for the preparation and use of cation exchange products : en fr
  • FR831937A - Lubrication device : en fr
  • GB492257A - Improvements in or relating to photographic light sensitive elements : en
  • FR831816A - Methods of weaving blankets or the like and industrial products obtained by these methods : en fr
  • FR831709A - Individual sandblasting machine for slippery roads for motor vehicles : en fr
  • DE665106C - Temperature measuring device for liquid back cooling systems, especially chimney coolers : de en
  • FR831704A - Punch apparatus : en fr
  • FR831963A - Day and night designation of public roads : en fr
  • GB491940A - Improvements in and relating to regulators for the excitation of dynamo electric machines : en
  • GB492276A - Television receiver : en
  • US2130209A - Process for the making of artificial flowers : en
  • US2130221A - Decorating and decorated leather : en
  • FR831809A - Motive force compensating device : en fr
  • FR831654A - Process for obtaining concentrated solutions of casein in an acid medium : en fr
  • GB492022A - Improvements in and relating to the mounting of fuel tanks on motor cycles : en
  • GB492078A - Improvements in apparatus for raising and forcing liquids by air pressure : en
  • FR831838A - Gasifier for horizontal retort furnaces : en fr
  • GB492214A - Improvements in or relating to tyre structures : en
  • GB491983A - Improvements relating to means for pressing articles of apparel : en
  • DE664962C - Pressure relief valve for the pressure medium lines of oil switching clutches : de en
  • GB491911A - Improvements in and relating to barbed wire and the method of producing the same : en
  • FR831944A - Manufacturing process of zinc magnesia double adipostearate : en fr
  • FR831787A - Piston machine with steam or exhaust gas turbine : en fr
  • FR831987A - Control device for valves, lifting devices, aircraft landing gear and other applications : en fr
  • USD111300S - Design for a dress : en
  • CA376504A - Heating stove : en fr
  • FR831776A - Process for the preparation of coffee substitutes and ingredients to be added to coffee : en fr
  • GB492231A - Apparatus for drying and cooling or heating and drying flaked or cereal or other products : en
  • CA376503A - Whitewash composition : en fr
  • CH199953A - Process for the production of a polynuclear unsaturated ring diketone of the etio-cholan series. : de en
  • DE665057C - Process for the saturation of the gasification air in gas generation plants with the gas water produced when the gases are cooled : de en
  • US2129656A - Axle spring pad : en
  • FR831794A - Improvements to ignition devices for internal combustion engines : en fr
  • US2130081A - Cork stopper : en
  • US2130037A - Fluid machine : en
  • US2130265A - Twister spool : en
  • US2129865A - Pipe co-vering : en
  • FR831666A - Bomb Launcher Improvements : en fr
  • FR831825A - Parachute device : en fr
  • FR831893A - Improvements to automatic fire alarms or similar devices : en fr
  • FR831961A - Stopwatch for measuring short periods of time emitting signals separated by equal time intervals : en fr
  • GB492376A - Improvements in or relating to coking retort ovens : en
  • DE659443C - Hair clipper : de en
  • GB491967A - Improvements in or relating to friction clutches : en
  • US2129829A - Combined motor and transmission mounting : en
  • GB491998A - Improvements in or relating to devices for use in hair curling : en
  • GB492128A - Improvements in or relating to luminous advertising devices : en
  • GB491888A - Improvements in or relating to cinematograph cameras or projectors or combined camera-projectors : en
  • GB492130A - Improvements in and relating to hand-controlled switch boxes for railways, tramways and the like : en
  • US2130136A - Fruit jar closure : en
  • GB492188A - Improvements in stables : en
  • GB492156A - Improvements in and relating to electric heating elements : en
  • GB491965A - Improvements in stop rings for the type-bars of typewriting machines : en
  • FR831957A - Arrangement to avoid distortions in the photographic recording of sounds : en fr
  • FR831980A - Corrugated expansion pipe : en fr
  • FR831681A - High speed hydroplane enhancements : en fr
  • GB491985A - Improvements in or relating to upright pianofortes : en
  • GB492337A - Rectifier for television signals : en
  • DE665055C - Process for reducing manganese losses in the Thomas process : de en
  • GB492183A - Improvements in or relating to gas burners : en
  • FR831992A - Spindle drive motion transmission for reciprocating stroke control system : en fr
  • NL43926C - : en
  • US2129890A - Regulator : en
  • US2130047A - Splicing unit : en
  • US2130002A - Magnetron generator : en
  • USD111209S - Design for an electric sign base : en
  • USRE20859E - Electric circuit arrangement : en
  • US2130063A - Cotter for roller chains : en
  • GB492019A - Improvements in and relating to electrical fuses : en
  • GB492223A - Improvements in or relating to stopping mechanism for yarn or like winding machines : en
  • US2130227A - Orchard heater : en
  • US2129696A - Track for track-laying vehicles : en
  • US2130205A - Centrifugal basket : en
  • CA376465A - Shoe pressing machine : en fr
  • CA376513A - Fishing line washer and drier : en fr
  • US2129881A - Method of making a coating for ice cream bars : en
  • US2130242A - Vulcanization of rubber : en
  • AU105044B2 - Improvements in and relating to coating iron or mild steel with lead : en
  • CA376399A - Electric welding apparatus : en fr
  • CH199789A - Process for obtaining resin from wood. : de en
  • CH199825A - Volumetric balance. : en fr
  • US2129860A - Privacy system : en
  • USD111289S - Design for a pumping unit or similar : en
  • CA376491A - Corset : en fr
  • DE664740C - Drive device for lubricating pumps with reciprocating pistons and a reduction gear between the drive shaft and the shaft carrying the lifting drive : de en
  • DE664905C - Circular knitting machine with pattern device : de en
  • CH199855A - Spray nozzle for atomizing liquids, in particular liquid paints. : de en
  • US2129737A - Manufacture of artificial materials : en
  • US2129980A - Carton : en
  • CA376432A - Artificial leather : en fr
  • DK55196C - Induction coil. : da en
  • CH199813A - Rifle cartridge. : de en
  • USD111264S - Design for a dress : en
  • FR831857A - Bath pocket : en fr
  • GB492366A - Machine for automatic selling : en
  • CH199708A - Drilling rig. : en fr
  • CH199756A - Device for the production of whole leno fabrics. : de en
  • US2129642A - Variable delivery pump or motor : en
  • CH199839A - Soldering iron. : de en
  • FR831662A - Heat engine for converting heat energy into mechanical energy : en fr
  • FR831868A - Application to cinematographic films of a marginal mask, or the like, to influence a photoelectric relay : en fr
  • DE665050C - Device for setting a lens workpiece consisting of several pieces with several focal points in a workpiece holder : de en
  • FR831930A - Method and devices for using a spade or similar tool with less fatigue : en fr
  • DE665052C - Snap fastener, especially for buckle shoes : de en
  • GB491934A - Improvements in or relating to electric oscillation generators : en
  • GB492271A - Improvements relating to artificial textile materials, films, ribbons and the like : en
  • DE665034C - Process for the production of non-caking, spreadable, evenly grained fertilizers : de en
  • FR831999A - Cards and files making classification errors visible : en fr
  • US2129953A - Magneto assembly : en
  • US2130019A - Box structure : en
  • GB492129A - Lasting machine with slitting device : en
  • DE664930C - Filing folder for transferring documents from folders : de en
  • GB492202A - Improved process and apparatus for making rollers with embossed surfaces : en
  • DE662341C - Circuit arrangement for telecommunications, in particular telephone systems with central offices : de en
  • DE665039C - Winding protection device for the detection of interturn and earth faults by means of a backup choke coil connected in parallel to the winding terminals : de en
  • FR831693A - Welt support specially designed for machines for gluing soles to shoes : en fr
  • FR831764A - Molded objects for electrotechnical devices : en fr
  • FR831938A - Leather heel enhancements : en fr
  • FR831789A - Machine for vulcanizing endless transmission belts and other similar products : en fr
  • AU105028B2 - Belt treatment : en
  • US2129930A - Means for injecting a plurality of motor fuels into internal combustion engines : en
  • US2130233A - Roll lift stand : en
  • GB492090A - Improvements in and relating to reciprocating ram pumps : en
  • US2130326A - Method of forming an emulsifying agent : en
  • US2129705A - Envelope : en
  • GB492123A - Improvements in and relating to windshield cleaner : en
  • US2129791A - Cigar lighter : en
  • US2130247A - Artificial thread and method of making same : en
  • CA376445A - Slime accumulation elimination : en fr
  • CH199841A - Rotating cutting tool and procedure for its construction. : en it
  • CH199896A - Float arrangement for monitoring oil-filled electrical equipment. : de en
  • FR831655A - Process for the manufacture of products capable of being prepared using casein made solid with an acid reaction : en fr
  • FR831752A - Assembly or assembly devices, for example for electric conductors : en fr
  • FR831889A - Method applicable to equipment with direct current electric motors, in particular traction equipment, for automatic speed control and for stop braking : en fr
  • GB491871A - Improvements in or relating to the lasting of moccasins : en
  • DE664949C - Keyboard for typewriters : de en
  • DE665119C - Method and device for the production of hollow bodies : de en
  • FR831876A - Boat intended to move at high speed : en fr
  • FR831878A - Process for facilitating, in internal combustion or internal combustion engines, the complete combustion of fuels containing coal oils or petroleum oils : en fr
  • FR831708A - Machine for filling and closing containers : en fr
  • GB491974A - Improvements in or relating to pistons : en
  • US2129960A - Rotary compressor : en
  • US2130234A - Flowerpot : en
  • FR831807A - Valve control for bathtub : en fr
  • FR831852A - Improvements to luminescent tube measuring devices : en fr
  • DK55218C - Check valve for wastewater pipes. : da en
  • NL43947C - : en
  • GB492333A - Improvements in or relating to electric cables : en
  • FR831701A - Packaging for chemicals intended for the composition of tank developers : en fr
  • FR831760A - Improvements to heat exchangers : en fr
  • FR831823A - Clamshell system loading device : en fr
  • US2129844A - Method of making bearing and gasket material : en
  • US2130006A - Periscope for armored vehicles : en
  • US2130214A - Saddle girth : en
  • USD111211S - Design for a slipper : en
  • USD111281S - Design for a shoe or similar article : en
  • FR831749A - Lubricant for automobile steering : en fr
  • FR831804A - Method and apparatus for the manufacture and sizing of dried casings of pigs and large cattle : en fr
  • DE665092C - Track chain or belt for vehicles : de en
  • GB492099A - Improvements in photographic objectives : en
  • GB492192A - Improvements in and relating to tins, cartons and like containers : en
  • GB492238A - Double twist twisting spindle : en
  • DE665139C - Arrangement for the electric motor drive of unmanned watercraft, in particular torpedoes : de en
  • US2129896A - Apparatus and method for sulphonating fatty compounds : en
  • US2129899A - Electrically actuated tool : en
  • USD111302S - Design fob a dress : en
  • DE665085C - Safety razor : de en
  • FR831792A - Automatic gramophone record changer mechanism : en fr
  • GB492051A - Improvements in or relating to furniture drawers : en
  • GB492173A - Improvements in or relating to valves : en
  • FR831880A - Flexible perfume bag, with pressure expulsion : en fr
  • US2130135A - Drawing instrument : en
  • US2130249A - Method of filtering sewage and the like : en
  • FR831931A - Improvements to multi-axle trailers : en fr
  • US2129934A - Manufacture of a new anthraquinone vat dyestuff : en
  • NL44056C - : en
  • US2129837A - Parkway cable outlet : en
  • CH199884A - Process for the liquefaction of chlorine. : de en
  • US2130254A - Method of molding tubular members : en
  • CH199820A - Scriber. : de en
  • CH199936A - Pneumatic tire with a nail protection insert between the jacket and the tube. : de en
  • GB492189A - Improvements in or relating to vacuum and other sealed-container electric switches : en
  • GB492284A - Improvements in or relating to electron discharge devices for use in television and like systems : en
  • DE665090C - Electrical network with constant phase shift : de en
  • FR831740A - Spark plug for internal combustion engines : en fr
  • GB491999A - Improvements in or relating to wireless aerial installations having adjacent transmitting and receiving aerials : en
  • GB492092A - Improvements in or relating to the illumination of dials of instruments : en
  • USD111234S - Design for a portable power-driven : en
  • FR831945A - Device to prevent accidents due to fatigue : en fr
  • US2129758A - Gate apparatus for surface irrigation pipes : en
  • US2129732A - Production of liquid hydrocarbons from gaseous olefines : en
  • US2129891A - Clutch for power transmitting devices : en
  • US2129652A - Power unit : en
  • US2129841A - Colored silicate coating : en
  • CH199729A - Coal saver. : de en
  • GB492111A - Improvements in or relating to dance and stage floors : en
  • US2129695A - Clinometer : en
  • CH199780A - Process for the preparation of a capillary active agent. : de en
  • US2129938A - Valve : en
  • CA376408A - Photo-electric tube : en fr
  • CH199777A - Process for manufacturing a detergent substance and installation for implementing this process. : en fr
  • GB492168A - Television receiving arrangements : en
  • CH199894A - Display device on time and overcurrent time relays. : de en
  • USD111271S - Design for a textile fabric or simi : en
  • US2130120A - Stockless anchor : en
  • DE665086C - Pointing machine : de en
  • FR831955A - Process improvements for the production of pigments : en fr
  • GB491886A - Improvements in or relating to television and like receivers : en
  • CA376484A - Fish-hook : en fr
  • CH199738A - Doormat. : de en
  • US2129790A - Turpentine hack and puller : en
  • USD111278S - Design for a smoking pipe : en
  • GB492137A - Improvements in and connected with the manufacture of furniture : en
  • FR831691A - Hydrant : en fr
  • FR831926A - Orthopedic belt for the treatment of gastric ptosis : en fr
  • GB492184A - Improvements in and relating to gyroscopic navigation instruments : en
  • GB492209A - Improvements in method of and machine for making multi-ply belts : en
  • GB492245A - Improved gear-change mechanism for motor vehicles : en
  • DE665048C - Differential feed for support arm sewing machines : de en
  • USD111260S - Design for an elevated tank : en
  • USRE20858E - Hand guard : en
  • NL44092C - : en
  • CH199915A - Printing mechanism for registering machine. : en fr
  • CA376473A - Sausage manufacture : en fr
  • AU5938A - Improvements relating to small synchronous electric motors : en
  • CA376449A - Airplane aileron control : en fr
  • CH199845A - Process for making porous rubber articles. : de en
  • FR831768A - Method and device for the uninterrupted dissolution of cellulose xanthogenate in a continuous working process : en fr
  • CH199900A - Device with a high pressure mercury vapor discharge tube. : de en
  • CA376444A - Ball mill liner : en fr
  • AU546437A - Process for the conversion of butanes : en
  • AU104994B2 - Improvements in or relating to paring devices : en
  • AU105051B2 - Pear preparation machine : en
  • CH199946A - Wood gas kitchen stove. : en fr
  • US2130111A - Screw and bolt driving and nut running machine : en
  • CH199809A - Process for the production of skis consisting of several layers of wood glued together and skis produced according to this process. : de en
  • CH199882A - Steam generator. : de en
  • DE665032C - Printing machine for printing workpieces : de en
  • FR831659A - New product for confectionery, pastry making and similar uses and its manufacturing process : en fr
  • FR831869A - Improvements to automatic fluid flow regulators : en fr
  • CH199943A - Device for locking at least three sets of electric locomotives. : de en
  • US2129655A - Pencil : en
  • US2130161A - Hand truck body assembly and method : en
  • USD111293S - Design for a coat : en
  • US2130048A - Feed saving trough : en
  • DE664823C - Holding head for melting machines of electric light bulbs and similar closed vacuum vessels : de en
  • US2129692A - Fuse : en
  • USD111253S - Design for a preserving jar : en
  • US2130009A - Lubricant injecting tool : en
  • DE665131C - Break protection for cone crusher : de en
  • GB492201A - Pressure-lubrication systems for machinery : en
  • DE665101C - Process for the separation of osmium from this as tetroxide, optionally in addition to ruthenium, containing aqueous solutions : de en
  • DE665127C - Pistons, in particular light metal pistons for internal combustion engines : de en
  • USRE20853E - Method of producing felt base : en
  • FR831899A - Device for guiding a carriage movable by hand on a machine tool arm : en fr
  • AU19338A - Gas-pressure-generating charges or cartridges forthe actuation of mechanical devices : en
  • CH199762A - Length measuring device, in particular on textile machines. : de en
  • GB492075A - Improvements relating to guiding lanterns : en
  • GB492141A - Improved piston ring : en
  • CH199712A - Device to increase the ejection effect in air and gas traps. : de en
  • CH199830A - Loudspeaker built into a baffle. : de en
  • CH199795A - Method and device for removing floating foreign matter from the liquid surface of technical cleaning baths. : de en
  • US2129736A - Electrical stop mechanism for circular looms : en
  • US2130170A - Snubbing clamp and stand : en
  • NL43916C - : en
  • US2129918A - Fluid distributing system and apparatus : en
  • USD111249S - Design for a cabinet ob simlab con : en
  • US2129729A - Tubular magazine repeating firearm : en
  • US2130197A - Display device : en
  • FR831946A - Arrangement for cooling multi-stage diffusion pumps : en fr
  • US2130059A - Tank filling device : en
  • US2129933A - Mounting for air circulator devices : en
  • US2130294A - Umbrella : en
  • DE665027C - Stranding machine for the production of strands or ropes from steel wires : de en
  • DE665065C - Path change wheel suitable for rail and road travel : de en
  • GB491907A - Improvements in and relating to glass blocks : en
  • CH199983A - Process for the preparation of a new ester. : de en
  • US2130189A - Lap joint for roofing and the like : en
  • NL45042C - : en
  • CH199963A - Process for the preparation of an azo dye. : de en
  • CA376412A - Sodium lamp : en fr
  • CA376374A - Gelatinized starch dextrinization : en fr
  • AU3738A - Process forthe extraction of bituminous solid carbonaceous materials : en
  • CA376443A - Rock drill : en fr
  • AU104982B2 - Apparatus for the manufacture of glass articles : en
  • AU105024B2 - Improvements in or relating to wringing machines : en
  • US2129754A - Test paper : en
  • US2129782A - Record puncturing machine : en
  • US2130279A - Sliding shelf for refrigerator cabinets : en
  • US2129801A - Dispensing gun : en
  • US2129646A - X-ray apparatus : en
  • US2129975A - Acoustical tile clip : en
  • US2129984A - Drum type indicator : en
  • US2130231A - Log cabin structure : en
  • CH199798A - Means for newspaper messaging. : de en
  • US2130310A - Locomotive with pneumatic transmission by means of a mixture of compresed air and steam : en
  • US2129982A - Refrigeration : en
  • US2129691A - Apparatus for regulating the duration of the fuel injection in explosion chambers : en
  • US2129998A - Automatic cable-release lock for cameras : en
  • CA376474A - Celery salt : en fr
  • DE665043C - Device for reinforcing relay effects with electron tubes for connection to an alternating current network : de en
  • DE665071C - Device for commutation of grid-controlled vapor or gas discharge paths : de en
  • FR831770A - Improvements to machine tools working in the bar : en fr
  • CH199826A - Device for determining the residual current to earth fault. : de en
  • FR831942A - Device for adjusting the camber of automobiles : en fr
  • US2129682A - Coupler for lubricators : en
  • DE665110C - Contact protection for catenary buses : de en
  • GB492180A - Improvements in or relating to sliding clasp fasteners : en
  • CH199928A - Transport container. : de en
  • US2130060A - Method and apparatus for coating paper and the like : en
  • FR831673A - Improvements to filters for air and other gases : en fr
  • FR831674A - Advanced bearing and its applications : en fr
  • CA376469A - Coated web drying method : en fr
  • GB491909A - Improved apparatus for preparing disincrustants for scaling boilers : en
  • GB492237A - Improvements in non-slip and non-skid chains for use on wheel tyres : en
  • US2130324A - Method of making metal rings : en
  • USD111277S - Design fob a cigarette holder : en
  • AU105016B2 - Improvements in or relating to viewing screens for polarized light : en
  • AU377137A - Improvements in or relating to articles comprising rubber bonded to fabric comprising cords of or containing artificial silk and process forthe production thereof : en
  • CA376498A - Airplane controlling apparatus : en fr
  • CH199905A - Hand-held device with a working shaft that can be rotated by a motor using a pressure medium. : de en
  • DE664853C - Friction gear change transmission : de en
  • US2130087A - Method of producing soy bean flakes : en
  • USD111267S - Design fob a textile fabric ob : en
  • US2129636A - Method of making a rug fringe : en
  • US2129895A - Measuring device : en
  • CA376386A - Welding or filler rod : en fr
  • US2129694A - Esters of methacrylic acid : en
  • US2130257A - Counting mechanism for use in a liquid dispensing apparatus : en
  • CA376384A - Copper base alloy : en fr
  • US2129870A - Amplitude modulation system : en
  • US2130102A - Pick-out guard : en
  • GB491872A - Improvements relating to door hinges : en
  • GB491895A - An improved method of and apparatus for the production of coiled hanks of wire : en
  • GB492131A - Improvements relating to cooking utensils : en
  • GB492132A - Improvements in television receivers : en
  • GR7644B - DOUBLE SHIP SAFETY STEERING WHEEL. : el en
  • DE665097C - Process for producing slide troughs : de en
  • GB492084A - Power transmission mechanism for motor vehicles : en
  • US2129792A - Cigar lighter : en
  • CH199877A - Method of humidifying the engine air in a pneumatic motion transmission. : en fr
  • GB492013A - Improvements relating to rotors for rotating wing aircraft : en
  • US2129635A - Fracture-reducing splint : en
  • US2129641A - Lighting device : en
  • CA376389A - Stoker extension grate : en fr
  • US2129877A - Machine for napping or sueding textile fabrics : en
  • CA376501A - Wheel disc ring : en fr
  • US2129662A - Esters of methacrylic acid : en
  • US2129779A - Communication system : en
  • US2130267A - Paraffin scraper : en
  • AU105071B2 - Recovery of sodium sulphate form sea water and similar solutions : en
  • CA376506A - Fishing line reel : en fr
  • CH199719A - Flush toilet. : de en
  • DE664957C - Flat or shaped plywood sheet made of two or more layers, the fibers of which run parallel, with the interposition of individual wires arranged in parallel : de en
  • US2130223A - Fountain brush : en
  • US2129728A - Trailer hitch : en
  • US2129812A - Journal box waste grab preventing means : en
  • AU105067B2 - Improvements in or relating togas filled grid controlled electric discharge tubes : en
  • US2129958A - Float valve silencer : en
  • US2129650A - Typewriting machine : en
  • US2130057A - Loading machine : en
  • AU104988B2 - Improvements in and relating tothe refinement of steel : en
  • CH199705A - Elevator stairs. : de en
  • USD111237S - Design for a dress : en
  • DE664858C - Sewing machine with adjustable drive eccentric z. B. for the material feed : de en
  • DE665075C - Method for measuring the moisture content of hygroscopic substances : de en
  • GB492260A - Improved means and method in retreading of tyres : en
  • GR7645B - SHOCK BOMB. : el en
  • FR831934A - Improvements to devices for treating a liquid with one or more other liquids : en fr
  • FR831734A - Electric lighting system with dynamo, comprising a rear lamp, for vehicles in particular for bicycles and motorcycles : en fr
  • GB492221A - Improvements in and relating to fluid pressure regulators : en
  • US2129748A - Process of tanning with aldehydes : en
  • US2129886A - Pump : en
  • GB492097A - Improvements in and relating to articles made from elastic fabric : en
  • DE664956C - Process for increasing the glue strength of wood glued with proteins and a hardening agent, for example formaldehyde : de en
  • DK55214C - Procedure for Preparing a Transient Fluxed Emulsion for Road Paving. : da en
  • US2130256A - Light reflecting display device and manufactured blank therefor : en
  • US2130332A - Method and apparatus for winding paper : en
  • GB492044A - Sparking plugs : en
  • GR7646B - PERFECTIONS ON PLANES. : el en
  • FR831726A - Transformer for wide frequency bands : en fr
  • FR831832A - Shaking device fitted with magnets, for upright or inverted molds, filled with compressible masses, in particular chocolate masses : en fr
  • GR7650B - APPLIANCE FOR RECEIVING RECEPTION THROUGH A REGULATORY SPECIALTY. : el en
  • GB492338A - Improvements in ophthalmic lenses and method of making the same : en
  • US2130001A - Flexible spacer for valve mechanism : en
  • US2130089A - Refrigerating apparatus : en
  • US2130307A - Hanger : en
  • FR831939A - Winch for awnings and the like : en fr
  • GB492015A - An improved method of packing articles in a box : en
  • GB492149A - Improvements in or relating to gas-filled or vapour-filled electric discharge vessels : en
  • GB491875A - Improvements in and relating to mechanical remote control devices : en
  • GB492258A - Improvements in or relating to the illumination of dials of instruments : en
  • FR831746A - Motor vehicle : en fr
  • FR832000A - Instant percussion fuze : en fr
  • GB491887A - Improvements in or relating to electron discharge devices for use in television and like systems : en
  • GB492027A - Improvements in draught or fire screens : en
  • DE665042C - Electric double bulb lamp : de en
  • GB492042A - An improved method of and apparatus for treating dust laden air, involving wetting : en
  • US2130144A - Process of separating minerals, hydrocarbons, and the like from associated materials : en
  • USD111287S - Design for a diaper : en
  • FR831932A - Descaling torch : en fr
  • DE664895C - Control for two adjacent compressed air cylinders with pistons moving in opposite directions for conveyor truck pulling and feed devices : de en
  • GB491942A - Process for the treatment of paper, and products resulting from the same : en
  • GB491952A - Improvements in and relating to suction or vacuum pumps : en
  • FR831765A - Sliding control system for piston steam engines : en fr
  • FR831817A - Educational tablet for children, with variable subjects and various combinations : en fr
  • FR831847A - Ink tank marker instrument : en fr
  • GB492054A - Stop mechanism in connection with the thread securing the weft in needle looms : en
  • GB492135A - Improvements in aerial swings and like swing boats and swings : en
  • FR831799A - Sprayer : en fr
  • FR831900A - Device for simultaneously disengaging and braking the rotational movement of a machine tool spindle : en fr
  • CH199725A - Firing. : de en
  • CH199981A - Process for the preparation of 2,4-dioxo-3,3-di-n-propyl-6-methyl-tetrahydropyridine. : de en
  • US2129807A - Wheel structure : en
  • US2129912A - Pyrometric cone : en
  • US2130054A - Blower : en
  • USD111288S - Design for a diaper : en
  • FR831895A - Fumivorous device : en fr
  • GB492002A - Improvements in oscillatory joints : en
  • GB492110A - Device for locking push cycle or motor cycle wheel hubs, to prevent theft : en
  • NL44334C - : en
  • US2130050A - Projectile game apparatus : en
  • USD111213S - Design fob a lamp shade : en
  • USD111290S - Design for a lace scarf or similar : en
  • US2129818A - Air-borne gyrocompass : en
  • USD111311S - Design for : en
  • DE665033C - Process for the production of glassy Thomas slag with a high content of ammonium citrate-soluble phosphoric acid : de en
  • FR831964A - Automatic regulation : en fr
  • US2129936A - Method for preparing fresh fruit for market : en
  • FR831656A - Electric plug contactor : en fr
  • US2130020A - Cathode filament control for x-ray tubes : en
  • AU414037A - An improved resilient seat : en
  • FR831950A - Electromagnetic coil whose self varies only slightly with temperature : en fr
  • GB492157A - Printing cellulosic materials : en
  • FR831993A - Improved process for hermetically sealing electrical conductors introduced into quartz envelopes or the like : en fr
  • DE664837C - Machine for writing and deciphering secret writing : de en
  • FR831821A - Liquid heater : en fr
  • GB491903A - Improvements in or relating to circuit arrangements for suppressing undesired frequencies in wireless receiving apparatus : en
  • GB492280A - Improvements in or relating to a method of and apparatus for making expanded cement articles : en
  • US2129752A - Settling aid in heavy solvents : en
  • US2130062A - Bobbin support : en
  • DE665028C - Circuit arrangement for fire alarm, emergency call and similar alarm signal systems : de en
  • GB492010A - Improvements relating to portable fire extinguishers : en
  • GB492437A - Improvements in and relating to flyer wharves for spinning and like frames : en
  • FR831759A - Propagation exponent automatic adjustment device : en fr
  • GB492004A - Improvements relating to the provision of intermediate temperature stages in brushless bottle-cleaning machines : en
  • DE664877C - Circuit arrangement for company lines in telecommunications, in particular telephone systems : de en
  • AU60138A - Improvements in or relating to wringing machines : en
  • CA376405A - Refrigerating machine : en fr
  • DK55202C - Procedure for Making Blisters Using Mold Tryptases. : da en
  • GR7648B - LIGHT TWO-WHEEL WHEELCHAIR FROM IRON PIPE. : el en
  • CA376439A - Engine starter : en fr
  • GB492251A - Improvements in toys representing cross roads with vehicular traffic controlling devices : en
  • US2129777A - Device for sterilizing barber's duster brush : en
  • US2130077A - Energizing system for discharge tubes : en
  • US2130245A - Drive-on socket for casters or the like : en
  • US2129954A - Method of manufacturing coated abrasive articles : en
  • AU332737A - Progressive acting change-speed gear for bicycles : en
  • CH199923A - Hat and cap holder. : de en
  • US2129743A - Automatic auditing and tabulating system : en
  • US2130331A - Cooling unit : en
  • US2129651A - Sign structure : en
  • US2130012A - Milling machine : en
  • US2130114A - Window ventilator : en
  • US2130127A - Goggles : en
  • DE664564C - Steam generator with a centrifugal device that promotes the water through the evaporator pipes : de en
  • GB492018A - Improvements in or relating to position indicators for drilling and like machine tools : en
  • US2130295A - Roller bearing cage : en
  • CH199695A - Sowing device. : de en
  • US2130106A - Insulating end post for mitered rails : en
  • GB492268A - Improvements relating to door furniture : en
  • FR831835A - Machine intended for working with hides and skins : en fr
  • GB492060A - Improvements in or relating to electrodes for electrolytic condensers and the like : en
  • US2129775A - Tabulating machine : en
  • US2129685A - Esters of methacrylic acid : en
  • DE665115C - Operating circuit for photocells operated with alternating current : de en
  • DE665117C - Device for pressing the sheet metal forming the cladding layer against the mold wall when cladding light metal : de en
  • FR831956A - Filler alloy for obtaining and improving magnesium alloys : en fr
  • FR831686A - Automatic regulation device for steam generators : en fr
  • GB491912A - Improvements in or relating to automatic firearms : en
  • GB492161A - Improvements in automatic burglar and fire alarms : en
  • GB492046A - Improvements in hydroplanes, seaplane floats, flying-boat hulls and other high-speedwater-craft : en
  • ES142678A1 - A NEW TRACTOR FOR RAILWAYS : en es
  • GB491986A - Jaw crusher : en
  • GB492197A - Improvements in and connected with signal control arrangements for railway depots and the like : en
  • FR831753A - Machefer paving : en fr
  • CH199982A - Process for the preparation of a new ester. : de en
  • DK55194C - Radio Receiving Coupling with Means for Suppressing Aperiodic Disorders. : da en
  • GB492217A - Improvements in or relating to switches for controlling direction indicators on vehicles : en
  • DK55203C - Method for Manufacturing Light Metal Pistons for Combustion Power Machines. : da en
  • AU105059B2 - Improvements in or relating to dust collectors for use with steam generating plant : en
  • DE664894C - Plattenfoermiges carbon copy device with laterally arranged clamping devices : de en
  • USD111282S - Design fob a child s coat : en
  • US2129756A - Radio apparatus : en
  • GB491908A - Improvements in or relating to electromagnetic locks : en
  • US2130098A - Liquid treating and handling apparatus : en
  • FR831769A - Improvements to locking devices for parachute belts : en fr
  • GB492236A - Improvements in or relating to methods of making porous rubber articles from aqueous emulsions or dispersions thereof : en
  • US2129753A - Ice cream disher : en
  • USD111263S - Design for a dress : en
  • US2129793A - Container : en
  • US2129889A - Lens testing instrument : en
  • DK55212C - Door to gas-tight Closure of Room. : da en
  • NL44041C - : en
  • US2129922A - Interchangeable facing : en
  • US2129681A - Blowpipe nozzle : en
  • US2129684A - Process and apparatus for removing water from aqueous aliphatic acids : en
  • US2129814A - Lamp attachment means : en
  • US2130208A - Sparking plug : en
  • US2129769A - Method of constructing upright concrete walls : en
  • GB491896A - Improvements in printing nn-dihydro-1:2:2:1-dianthraquinoneazine dyestuffs : en
  • GB491900A - Improved means for indicating or recording changes of gas pressure in an enclosure : en
  • CH199951A - Brush. : de en
  • US2130058A - Method of producing souvenir pocketpieces : en
  • US2130202A - Continuously casting pipe : en
  • US2129762A - Recorder : en
  • US2130166A - Automatic telegraph receiving machine : en
  • USD111254S - Design fob a boasting eab dish ob : en
  • FR831725A - Lightweight metal housing for rotary vane compressors, rolling rotor compressors, etc. : en fr
  • FR831839A - Improvements made to hydraulic couplings, especially variable speed ones : en fr
  • GB491947A - Improvements in rotary brush type converter with transformer : en
  • GB491964A - Spot lighting attachment for lighting fittings : en
  • US2129714A - Wave type converter for use with dielectric guides : en
  • US2129733A - Production of liquid hydrocarbons from gaseous olefines : en
  • US2130275A - Condiment holder : en
  • US2129977A - Attachment for lister disk furrow openers : en
  • DE665144C - Process for the preparation of calcium magnesium phosphates which can be used as fertilizers : de en
  • FR831908A - Compensating device for remote control, in particular on board aircraft : en fr
  • US2129808A - Blower : en
  • US2129817A - Oil burner heat control apparatus : en
  • US2129939A - Propeller for aircraft : en
  • CA376518A - Blackhead remover : en fr
  • US2130182A - Double taper tap : en
  • US2129955A - Dragline rock scraper : en
  • AU104978B2 - Improvements relating to automatic gain control systems in thermionic amplifiers : en
  • FR831975A - Improvement in the distribution method of biscuit packaging machines : en fr
  • FR831990A - Manufacturing process for hard bodies : en fr
  • GB492279A - Improvements in or relating to electric cables : en
  • GB492369A - Improvements in and relating to moving contact electric current converters : en
  • FR831923A - Tube for fluid or semi-fluid materials : en fr
  • US2130088A - Speed regulator : en
  • FR831979A - Adhesive substances : en fr
  • CA376373A - Refined sago starch : en fr
  • GB491996A - Improvements relating to the refining of oils by the edeleanu process : en
  • CA376440A - Vulcanization accelerator : en fr
  • CH199890A - Terminal for electrical lines. : de en
  • DK55216C - Foldable box with layer. : da en
  • DE664821C - Aqueous extinguishing fluid for expansion switch : de en
  • US2130005A - Bag filling machine : en
  • USD111272S - Design fob a lace capelet ob similab : en
  • US2129868A - Article supporting rack for plating : en
  • US2129640A - Cuff link : en
  • CH199711A - Electric heating system for intermittent power consumption. : de en
  • GB492211A - A method of and apparatus for cooling fuel atomisers of internal combustion engines : en
  • DE664897C - Self-supporting telecommunication air cable with tensile armor : de en
  • DE664928C - Compartment for shake conveyor with two parts that can be locked together for the purpose of participating in the conveyor movement : de en
  • GB491932A - Process for the polymerisation of mono-olefines : en
  • CH199697A - Parquet board. : de en
  • DE664976C - Wearable warning light on the body : de en
  • GB491869A - Improvements in and relating to electric converter devices which operate with periodically closed switch contacts : en
  • DE664978C - Method and device for manufacturing hollow bricks closed on all sides : de en
  • GB491929A - Improvements relating to electric switches of the tumbler type, or like electrical fittings : en
  • GB491874A - Hot cathode for cathode ray tubes : en
  • GB492069A - Spark plugs : en
  • GB492158A - Improvements in electric cables : en
  • GB492215A - Improvements in or relating to refractory articles : en
  • CH199739A - Mattress. : de en
  • AU104998B2 - Xray apparatus : en
  • US2130086A - Gas heater : en
  • CH199918A - Selector for telecommunication systems, in particular telephone systems. : de en
  • FR831750A - Lubricating oils and method of making them : en fr
  • US2130044A - Dam : en
  • DE665041C - Rotary field independent three-phase current meter with at least two drive systems acting on two discs : de en
  • GB492254A - Improved head-band for headwear : en
  • US2129840A - Heat-resisting object containing iron and aluminum : en
  • US2130024A - Production of lubricating oils : en
  • DE664946C - Process and device for wet treatment, in particular dyeing of individual textile pieces, mainly stamping : de en
  • FR831687A - Electronic discharge device : en fr
  • AU104995B2 - Improvements in or relating to aeroplanes and control apparatus therefor : en
  • DE665073C - Green coke combustion : de en
  • US2129688A - Vibrated conveyer feeder : en
  • US2130035A - Clamp device : en
  • US2129932A - Flexure means for cementitious structures : en
  • US2129854A - Manufacture of leather : en
  • FR831670A - Manufacturing process for agglomerated or impregnated products : en fr
  • IE15125L - Improving plant growth : en
  • FR831715A - Bard Cutting Machine : en fr
  • GB491981A - Delivery and piling mechanism for sheets as these are discharged from printing and like machines : en
  • GB492063A - Improvements in or relating to apparatus for heating or boiling water : en
  • GB491883A - Improvements in packings for rotary engines : en
  • US2129717A - Manufacture of wrought iron : en
  • GB492035A - Improvements relating to sorting apparatus : en
  • USD111226S - Design for a bottle : en
  • USD111304S - Design for a dress : en
  • US2129699A - Intaglio printing press : en
  • US2130031A - Dyestuff intermediates of the anthraquinone series : en
  • USD111223S - Design fob an illuminable mirror or : en
  • FR831706A - Improvements in processes and machines for winding windings on an annular core for electrical machines : en fr
  • US2130283A - Handhold : en
  • USD111309S - Pesign for a sweater : en
  • DE665100C - Process for the extraction of iron from compounds containing iron oxide : de en
  • DE665118C - Centrifugal casting machine for the production of pipes : de en
  • US2129664A - Esters of methacrylic acid : en
  • US2130272A - Piezoelectric crystal oscillator : en
  • FR831751A - Wave amplifier systems : en fr
  • GB492050A - Improvements in beadings, mouldings and the like finishings : en
  • CA376422A - Bottle and glassware manufacture : en fr
  • FR831959A - Improvements to machines for perforating and winding metal tapes to form annular parts such as magnetic cores for dynamos : en fr
  • GB492079A - Improvements in potato gathering machines : en
  • GB492126A - Improvements in or relating to cooling plants for storage or other chambers in buildings : en
  • GB492229A - Improvements in automatic charging means for accumulators : en
  • US2129676A - Radiant energy projector : en
  • DE665124C - Shaft furnace for reducing ores and for carrying out other reactions : de en
  • US2129871A - Garment hanger : en
  • AU342737A - Improvements in systems forthe remote control of railway track switches and signals : en
  • CA376370A - Nitrated cellulose material : en fr
  • USD111297S - Design for a dress : en
  • CA376447A - Electric motor and generator : en fr
  • CH199733A - Device for treating floors with various types of cleaning material. : de en
  • AU105031B2 - Improvements in and relating tothe refining of iron : en
  • US2130312A - Corn shredding mechanism : en
  • DE665089C - Process for converting sodium nitrate into a form that can be easily spread and spread for fertilization purposes : de en
  • GB492071A - Apparatus for the manufacture of tubes : en
  • CA376456A - Freight car loading device : en fr
  • DE664999C - Procedure for starting self-controlling inverters : de en
  • CH199902A - Artificial tooth. : de en
  • CH199859A - Chuck for plain bearings to absorb radial and axial pressure. : de en
  • CH199968A - Process for the preparation of an azo dye. : de en
  • DK55193C - Heat transfer systems and plates for the same. : da en
  • US2130321A - Stabilization of sulphur-containing compounds and systems : en
  • CH199745A - Method and device for screwing vessels with screw cap. : de en
  • CH199870A - Four-stroke internal combustion engine that works with supercharging and can be operated either as a gas engine or as an injection engine. : de en
  • CH199957A - Process for the preparation of a 2-oxynaphthalene-4-sulfonic acid. : de en
  • USD111285S - Desiqn for a mailing folder : en
  • FR831785A - Improvements to machines for spreading fertilizer or other materials : en fr
  • GB492169A - Improvements in and relating to containers for deodorants and the like : en
  • CA376512A - Tooth drill cooling device : en fr
  • US2130034A - Tooth cleansing agent : en
  • CH199924A - Automobile for display purposes. : de en
  • DE664669C - Flexible blade made of strip steel : de en
  • US2130010A - Sound and picture reproducing apparatus : en
  • US2130298A - Pump or motor : en
  • US2130299A - Radial pump : en
  • AU105021B2 - Gas-pressure-generating charges or cartridges forthe actuation of mechanical devices : en
  • CA376366A - Brake drum : en fr
  • US2130008A - Production of chemically resistant rubber coatings : en
  • AU105050B2 - Electrical wave transmission networks : en
  • AU105030B2 - Improvements in friction gearing : en
  • US2129803A - Thermostatically controlled apparatus : en
  • US2129862A - Concealed hinge for motor vehicle bodies : en
  • US2129989A - Fifth wheel construction for trailers : en
  • US2130285A - Ceiling structure : en
  • CH199736A - Device for holding a shoe while it is being cleaned. : de en
  • AU27738A - Improvements in and relating to means for retaining sash windows and the like in adjusted position : en
  • CA376492A - Paper with white copying preparation : en fr
  • CH199793A - Process for cleaning liquids and gases while simultaneously producing a humus fertilizer. : de en
  • US2130306A - Vehicle body ventilation apparatus : en
  • CA376359A - Telegraph printing mechanism : en fr
  • GB491997A - Improvements in motor-compressor groups : en
  • CH199844A - Quenching device for surface hardening of workpieces, in particular rails for switches, crossings or the like. : de en
  • AU102367B2 - A combined cushion and lifebelt : en
  • CH199975A - Multi-layer ski made of wood. : de en
  • US2129781A - Decoy apparatus : en
  • US2129971A - Dispenser : en
  • US2130146A - Centrifugal blower rotor : en
  • US2129711A - Guided transmission of ultra high frequency waves : en
  • US2130273A - Match packet : en
  • CH199897A - Device with coils and divided iron core. : de en
  • FR831762A - Process for the manufacture of artificial threads, filaments and similar articles : en fr
  • FR831854A - Improvements to stopper devices for bottles, flasks and all similar containers : en fr
  • US2129961A - Radio shielded spark plug : en
  • CH199742A - Device for pressing on the lid of a saucepan. : de en
  • CH199933A - Streamlined car body, in particular for motor vehicles. : de en
  • AU105058B2 - Improvements relating to small synchronous electric motors : en
  • DE665079C - Process for refining the lubricating oil by heating and cleaning : de en
  • FR831797A - Device for operating internal combustion engines with relatively low detonating power fuel : en fr
  • US2129765A - Pulsator for milking machines : en
  • AU105072B2 - Devices for producing oscillations of sawtooth or similar formas usedfor example in television systems : en
  • CH199949A - Electric high-performance hotplate. : de en
  • CA376468A - Cleaning roll : en fr
  • CA376472A - Electric conductive material separating apparatus : en fr
  • US2129866A - Typewriter mechanism : en
  • US2130148A - Electrical resistance unit : en
  • US2130153A - Tuning device for radio receivers : en
  • FR831844A - Improvements to devices for variable speed power transmission : en fr
  • CH199842A - Thread milling cutter. : de en
  • FR831767A - Breathing apparatus for children : en fr
  • US2129673A - Roasting method and apparatus : en
  • US2130212A - Treatment of polyvinyl alcohol : en
  • US2130222A - Decorating leather : en
  • CA376493A - Educational appliance : en fr
  • CH199861A - Pipe coupling. : de en
  • CH199899A - High pressure discharge lamp. : de en
  • CH199962A - Process for the preparation of an azo dye. : de en
  • US2129867A - Refrigerating apparatus : en
  • US2129720A - Inflated hat block : en
  • US2129921A - Glass block closure : en
  • FR831972A - Manufacturing process for metal tie rods whose ends are shaped by electrical upsetting : en fr
  • FR831879A - Centrifugal force breaker : en fr
  • US2130329A - Overfeed stoker : en
  • FR831820A - Device applicable to internal combustion engines incorporating a suction air filter : en fr
  • GB492241A - Improvements in, or relating to, spiral plate heat exchangers for fluids : en
  • AU105078B2 - The combined manufacture of cane sugar and ethyl andother alcohols, with their associated bye-products, from untopped sugarcane : en
  • US2129927A - Display stand for collars : en
  • FR831877A - Beater, mixer and mechanical mixer device : en fr
  • FR831901A - Device for locking an arm pivoting around a machine tool frame : en fr
  • CA376454A - Atomizer head : en fr
  • CH199715A - Radiant electric furnace. : de en
  • US2129850A - Surface broaching machine : en
  • CA376463A - Shoe form : en fr
  • US2130284A - Closure for collapsible tubes : en
  • CH199865A - Electric motor driven fan. : de en
  • CH199847A - Process for producing surfaces of synthetic resin objects that can be bonded with binding agents or objects impregnated with synthetic resin. : de en
  • CA376450A - Leavened baked product : en fr
  • US2129907A - Meta-substituted phenols : en
  • GB492232A - Improvements in or relating to centrifugal pumps : en
  • CH199823A - Temperature controller for electrically heated objects. : de en
  • CH199819A - Fuze with striker for projectiles of rifled barrels. : en fr
  • CH199838A - Process and device for remelting and refining light metal waste. : de en
  • AU18838A - Improvements in or relating to presses for tennis and like rackets trousers and ties : en
  • CA376416A - Transplanter pressure device : en fr
  • CA376395A - Air condition regulating apparatus : en fr
  • CA376489A - Die-rolling mill : en fr
  • USD111296S - Design fbr a combined dial and hands : en
  • CA376425A - Valve : en fr
  • CH199704A - Shutter with light-tight closing bars. : de en
  • CA376369A - Discharge device circuit arrangement : en fr
  • CA376448A - Fuel injection apparatus : en fr
  • CH199893A - Equipment on measuring devices for multi-level control, for actuating switching devices. : de en
  • US2130029A - Process for the recovery of nonsugars from liquid saccharine materials : en
  • AU482637A - Improvements in or relating to the electrodeposition of zinc : en
  • CA376418A - Refrigerator : en fr
  • CH199913A - Extendable fire ladder. : de en
  • US2130139A - Friction clutch : en
  • US2130226A - Manufacture of olefine chlorohydrins : en
  • CH199707A - Equipment at weirs to prevent disturbing noises and vibrations of the weir body. : de en
  • FR831928A - Advanced pneumatic tire : en fr
  • US2130184A - Straight lift pumping unit : en
  • CA376516A - Shoe insole : en fr
  • US2129931A - Conversion of hydrocarbon oils : en
  • US2129967A - Lock : en
  • US2130274A - Road working device : en
  • USD111275S - Design for a handkerchief case or : en
  • CA376446A - Sliding door : en fr
  • US2130315A - Bobbin supporting device : en
  • US2130328A - Back guard assembly and lamp for ranges : en
  • AU280237A - Improvements in or relating to electron discharge tubes : en
  • USD111308S - Design for a dress : en
  • US2129670A - Means for cooling rails : en
  • GB491937A - Method and device for reducing and multiplying acoustic frequencies : en
  • FR831866A - Improvements to filter cartridges for gas cleaning : en fr
  • GB492057A - Improvements in or relating to circular knitting machines : en
  • AU104984B2 - Improvements in and relating to milk inlet valves of milking machines : en
  • DE665112C - Process for the production of insulated helical heating wires for indirectly heated cathodes : de en
  • FR831916A - Composite glazing : en fr
  • US2130126A - Hydrocarbon oil treatment : en
  • US2130155A - Parking meter : en
  • US2130309A - Current conductor support : en
  • US2129723A - Circuit breaker : en
  • US2129832A - Meat package : en
  • US2130206A - Electrical sound transmitter : en
  • US2129885A - Electrical converter system : en
  • US2129974A - Box lidding machine : en
  • US2130237A - Method of defrosting meat : en
  • US2129838A - Automobile panel : en
  • CH199892A - Control mechanism, especially for gas pressure switches. : de en
  • CH199971A - Process for the production of a vat dye. : de en
  • CH199973A - Device for storing folders and other items. : de en
  • US2130069A - Forging roll adjusting means : en
  • AU105004B2 - i J Wind driven electrical powerstation with large wind turbines : en
  • CA376414A - Lamp fuse protector : en fr
  • CH199699A - Insulating body made of fiberglass. : de en
  • AU5238A - Improvement in film winding mechanism : en
  • CH199851A - Dry shaver. : de en
  • CH199903A - Truss. : en fr
  • DE665143C - Device for mixing liquids and liquids and solids : de en
  • CA12112S - Chair back : en
  • CA376455A - Eyeglasses : en fr
  • CA376396A - Flexible shingle : en fr
  • CH199848A - Grinding device with rotating grinding wheels for knives. : de en
  • DE665030C - Coke oven with diagonally divided heating flues : de en
  • FR831897A - Device for unclogging industrial filters : en fr
  • CH199888A - Process and device for enamelling or lacquering wires. : de en
  • DE664995C - Process for the preparation of thiazthionium chlorides : de en
  • GB492040A - Improvements in or relating to electric contact devices : en
  • AU373037A - Xray apparatus : en
  • CH199761A - Washing machine with electric heating. : de en
  • CA376487A - Gas burner : en fr
  • USD111233S - Design for a suction evacuator for : en
  • NL44074C - : en
  • CH199970A - Process for the preparation of an azo dye. : de en
  • AU104987B2 - Improvement in film winding mechanism : en
  • CA376381A - Free cutting alloy : en fr
  • US2129702A - Process for making metal products : en
  • US2129819A - Dispensing container : en
  • US2129987A - Method and apparatus for cooling dental impressions : en
  • CH199730A - Electric cooker. : de en
  • US2129965A - Drawer and the like : en
  • US2130038A - Sulphamic acid fluorides : en
  • US2130085A - Oil supply fitting : en
  • USD111246S - Design for a bassinet : en
  • CH199703A - Component for the formwork of roofs covered with tiles, Eternit and the like. : de en
  • US2130076A - Circular saw vise : en
  • USD111251S - Design for a dress : en
  • CH199800A - Enlarging device for photographic purposes. : de en
  • FR831871A - Level crossing automatic road sign device : en fr
  • GB491960A - A new or improved degreasing composition and process of manufacture thereof : en
  • US2129848A - Interchangeable die collet : en
  • US2130192A - Core drill : en
  • DE664829C - Illuminated rotatable position indicator for displaying the open or closed position of switches, slides, valves and the like. Like. In luminous circuit diagrams : de en
  • DE664998C - Circuit arrangement for direct current telegraphy on lines with variable discharge : de en
  • DE665007C - Wet vibrating mill : de en
  • US2129799A - Loose leaf binder : en
  • US2129996A - Refrigerator display case : en
  • GB491870A - Radiators or water cooling apparatus for use in connection with the internal combustion engines of motor road vehicles and for like apparatus : en
  • FR831703A - Process for manufacturing solid, semi-solid fats, margarines or others : en fr
  • CH199863A - Connection device for connecting water supply lines to water containers, in particular to washing stoves. : de en
  • CH199942A - Device for influencing the air flow on the roof of electric traction vehicles. : de en
  • US2129986A - Steam trap : en
  • US2129669A - Guided wave transmission : en
  • US2129667A - Esters of methacrylic acid : en
  • CH199811A - Device for loading revolvers. : de en
  • US2130075A - Exhaust valve means : en
  • CH199769A - Device for feeding substance, especially in meat mincers and fruit presses. : de en
  • US2129686A - Method for forming window envelopes or the like : en
  • CH199812A - Cartridge case. : de en
  • DE665076C - Process for the production of Rotenone and its related insecticides : de en
  • US2129928A - Positive pressure rotary pump : en
  • US2130117A - Apparatus for transplanting trees and the like : en
  • CA376496A - Collapsible stove : en fr
  • CH199964A - Process for the preparation of an azo dye. : de en
  • US2129637A - Seat slide assembly : en
  • US2130304A - Enclosed electric arc lamp : en
  • FR831977A - Condensation products and their application to the protection of wool, furs, etc. against the ravages of moths : en fr
  • CH199758A - Method and lock for the production of a patterned smooth product with a stitch filled with at least one handle each on left-left flat knitting machines. : de en
  • US2130097A - Dough lapping machine : en
  • AU411637A - An improved steam boiler : en
  • US2130239A - Phonograph record : en
  • US2130289A - Amusement device : en
  • USD111294S - Design fob a coat : en
  • US2130023A - Illuminated sign : en
  • US2130288A - Automobile suspension system : en
  • CA376423A - Glass feeding machine : en fr
  • CA376494A - Connecting device : en fr
  • AU418937A - Improvements in cultivating implements for weeding and cultivating between vines and trees : en
  • US2129674A - Phenyl sulphides : en
  • US2130042A - Weather strip : en
  • USD111259S - Design for an elevated tank : en
  • AU22738A - Treatment of hog carcasses : en
  • FR831653A - Electrical insulation detection device : en fr
  • FR831941A - Molding machine : en fr
  • US2130164A - Automatic radio program selector : en
  • CH199797A - File. : en fr
  • AU326237A - Suspended oscillatable regulator boards for sheep-feeders or sheep-feeding bins : en
  • CA12101S - Identification hood or cap for a key head : en
  • CH199878A - Centrifugal regulator. : en fr
  • CH199776A - Process and device for the production of pure aluminum oxide. : de en
  • DE664820C - Switching arrangement for receiving ultrashort electrical waves with an electron tube in braking field circuit : de en
  • FR831665A - Hanging device for bombs in bomb launchers : en fr
  • GB492143A - Improvements relating to paper-making machines : en
  • US2129995A - Saponification of organic esters of cellulose : en
  • ES144140A1 - A new system of internal combustion engines. : en es
  • FR831940A - Camera, especially for series of poses taken in the studio : en fr
  • GB492012A - Improvements in or relating to center supports for rollers of awnings : en
  • US2130116A - Lawn mower hitch : en
  • AU370237A - Alternating current motor starter system : en
  • CA376380A - Free cutting alloy : en fr
  • CH199969A - Process for the preparation of an azo dye. : de en
  • CH199749A - Device for driving the ring rails on ring spinning and ring twisting machines. : de en
  • US2129951A - Roof container : en
  • US2130033A - Directive beam radiator : en
  • AU105060B2 - Improvements in or relating to presses for tennis and like rackets trousers and ties : en
  • GB492089A - An improved method of and means for altering the physical structure of metals by mechanical treatment : en
  • FR831742A - Improvements to electrical network elements : en fr
  • GR7656B - SAVING DEVICE FOR TELEPHONES OPERATING DEVICES, SAME DESK TABLEPHONES. : el en
  • CH199909A - Process for the production of a therapeutically effective preparation. : de en
  • CH199950A - Gas heater. : de en
  • GB491939A - Improvements in gauge tools of steel capable of hardening : en
  • GR7653B - BURNING WITH HORIZONTAL AND LEVEL FIREWORTH, ORTHODOX AND REGULATOR SHAFT. : el en
  • USRE20857E - Fender accessory : en
  • DE664798C - Device for softening the bark of tree trunks to be debarked : de en
  • GB492227A - Improvements in or relating to windows : en
  • US2130217A - Napkin holder for headrests : en
  • US2129767A - Photomechanical printing apparatus : en
  • US2129802A - Apparatus for recovering particles from liquids : en
  • FR831743A - Improvements in processes for the concentration of non-metallic minerals from ores containing siliceous elements : en fr
  • CH199714A - Scale arrangement for adjusting longitudinally adjustable objects. : de en
  • CH199773A - Catalyst. : de en
  • DE665019C - Permanent switching device for the car of writing, calculating and similar machines : de en
  • FR831954A - Circular knife shears : en fr
  • GB492080A - Improvements in or relating to packing rings for the pistons and/or cylinders of internal combustion engines and the like : en
  • GB492062A - Improvements relating to sharpening apparatus for safety razor blades : en
  • DE665063C - Steam reversing system for locomotive vehicles equipped with oil buffer : de en
  • US2129992A - Centrifugal separator : en
  • FR831853A - Method for reproducing sound recording media in the form of endless tapes : en fr
  • GB492059A - Improvements in the manufacture of electric discharge devices employing secondary electron emission : en
  • FR831718A - Improvements to upholstery and coverings for ironing machines and the like : en fr
  • GB492014A - Improvements in or relating to means for fastening garments together : en
  • AU105025B2 - Improvements in or relating to wringing machines : en
  • GB492125A - Improvements in pipe couplings : en
  • GB492017A - Improvements in or relating to dewaxing hydrocarbon oils : en
  • GB491860A - Improvements in or relating to cathode ray visual tuning devices : en
  • GB491877A - Improvements relating to the burning of cement : en
  • FR831716A - Installation for the partial recovery of the heat contained in the drain water of the locomotives : en fr
  • GB491868A - Improvements in or relating to the painting of the internal surfaces of pipes and the like : en
  • FR831883A - Pump particularly intended for emulsions or viscous or syrupy liquids : en fr
  • FR831922A - lock nut : en fr
  • FR831696A - Improvements to protective eyewear : en fr
  • GR7652B - INSTALLATION FOR MIXING NEWS THROUGH HIGH VOLTAGE WAVE THROUGH A NETWORK PIPELINE. : el en
  • GB491944A - Improvements relating to internal combustion engines : en
  • FR831888A - Electric discharge device : en fr
  • FR831855A - Safety lock : en fr
  • GB491935A - Improvements relating to portable pumps : en
  • DE665078C - Cylinder head mounting on engines : de en
  • FR831891A - Electrical circuits using vibrating electrical elements : en fr
  • FR831947A - Animated advertising device : en fr
  • FR831779A - Sealing device for the connection of fluid lines or similar applications : en fr
  • GB491867A - Improvements in or relating to paper feeding mechanism for statistical machines : en
  • GB492081A - Improvements in gas turbine power plants of the continuous combustion type : en
  • GB492065A - Improvements in method and apparatus for television scanning : en
  • FR831675A - Safety device for railways : en fr
  • FR831773A - Improvements to abrasive cylinders for polishing machines, and method of manufacturing these cylinders : en fr
  • GB491984A - Improvements in or relating to metal containers or chambers for use in dropping supplies from aircraft : en
  • GB492374A - Improvements in a machine for marking leather and the like according to thickness : en
  • FR831680A - Process for obtaining glucinium fluoride : en fr
  • FR831786A - Lighting device intended in particular for cinematographic apparatus : en fr
  • GR7655B - METHOD FOR MANUFACTURE OF QUINOLINE PRODUCERS. : el en
  • FR831826A - Film and sheets and their preparation process : en fr
  • FR831784A - Seal : en fr
  • GB492118A - A method of and a device for packing sealing discs for bottle cap shells and the like : en
  • CH199880A - Electrically heated steam boiler. : de en
  • US2129645A - Printing and accounting machine : en
  • US2129816A - Fountain mop control : en
  • US2129653A - Engine starter : en
  • DE665129C - Cast iron shafts : de en
  • GB492164A - Display window for shop front and show case : en
  • US2129900A - Heating of fluids : en
  • CA376478A - String tightening device : en fr
  • GB492146A - Improvements in or relating to devices for receiving modulated high-frequency oscillations : en
  • DE665060C - Device for obtaining water : de en
  • GB491891A - Improvements in mechanically operated direction indicators for motor vehicles and the like : en
  • GB492108A - Improvements in heat exchange tubes : en
  • US2130322A - Stabilization of hydroxy benzenoid compounds and tetravalent sulphur compounds against metal catalysts : en
  • US2129727A - Coupling system : en
  • USD111257S - Design fob an elevated tank : en
  • USD111270S - Design fob a textile fabric or simi : en
  • GB491882A - Improvements in or relating to the manufacture of composite wall board : en
  • GB491973A - Method of producing plywood, composition boards and building slabs : en
  • US2129715A - Automatic trailer brake control : en
  • CA376410A - Electrode for discharge lamps : en fr
  • CH199817A - Device on firearms for holding the barrel respectively. Running part on the mount. : de en
  • USD111225S - Design for a dress : en
  • CH199751A - Kötzerspulmaschine. : de en
  • US2129786A - Cage : en
  • US2129716A - Manufacture of wrought iron : en
  • US2130016A - Dyestuffs of the dioxazine series and a process of preparing them : en
  • US2130118A - Fabric feeding system : en
  • US2129745A - Towing hook for motor vehicles : en
  • US2130052A - Cigarette rolling device : en
  • DE664990C - Artificial horsehair : de en
  • US2130253A - Swift guard : en
  • FR831952A - Electrical safety system for railways : en fr
  • GB492028A - Improvements in or relating to storage and supply containers for surgical suture material : en
  • DE664985C - Electric switch : de en
  • DE665081C - Lock for extinguishing agent container : de en
  • AU375137A - Improvements in and relating tothe refining of iron : en
  • US2130070A - Light sensitive paper and method of treating same : en
  • DE664997C - Flexible single axle hollow shaft drive for vehicles, especially rail vehicles : de en
  • US2129908A - Separation of ortho-, meta-, and para-phenylphenols : en
  • CH199772A - Device for filling liquefied gas from storage containers into consumption containers. : de en
  • US2130084A - Halo-substitution of unsaturated organic compounds : en
  • FR831771A - Wing device for flight in air with various applications for propulsion system in air and in water : en fr
  • FR831872A - Turret : en fr
  • GB492039A - Improvements in separation of liquids and solids : en
  • FR831860A - Multi-purpose grinding machine : en fr
  • GB491910A - Improvements in or relating to portable projection screen assembly for daylight projection : en
  • FR831738A - Improvements to constructions and elements of deflatable pneumatic constructions : en fr
  • US2130004A - Fifth wheel brake : en
  • DE665082C - Swing plane propulsion with wings that automatically adapt to the resulting air flow : de en
  • US2129903A - Fish reel brake : en
  • US2130068A - Fireworks : en
  • ES144125A1 - PROCEDURE FOR COATING OBJECTS BY CATHODIC SPRAYING : en es
  • FR831685A - Derailleur for bicycles of all categories : en fr
  • GB492212A - Improvements in or relating to the extraction of vanadium from vanadium-bearing material : en
  • AU105066B2 - Improvements in or relating to electron discharge tubes : en
  • DE665137C - Rotary piston machine with rotary pistons, which rotate with uneven angular speed in the housing and are driven in radial guides of the drive pulleys arranged off-center to the housing bore : de en
  • CA376368A - Synthetic resin : en fr
  • AU100038A - Improvements in or relating to aeroplanes and control apparatus therefor : en
  • CA376385A - Copper-silicon-aluminium alloy : en fr
  • CH199784A - Process for the production of melamine. : de en
  • FR831777A - Process for preserving the aromatic elements of a dry and soluble coffee extract : en fr
  • US2129800A - Scale : en
  • US2130180A - Vacuum indicating device : en
  • US2130271A - Artificial foot : en
  • US2130201A - Multirate meter : en
  • FR831960A - Improvements to the means for modifying the aerodynamic characteristics of a surface, in particular for air navigation devices : en fr
  • FR831910A - Safety device for printed ticket scales : en fr
  • FR831845A - Multi-layered film : en fr
  • FR831915A - Steam production process and installation : en fr
  • GB492256A - Improved tongs for pressing in connecting hooks for driving and conveyor belts : en
  • GB492335A - Combined watch and date indicator : en
  • FR831676A - Improvements in the handling of mechanical devices such as: goods lifts, elevators, cranes, capstans or others, controlled by hand : en fr
  • FR831833A - Removable, watertight and automatic closing cap : en fr
  • FR831731A - Foam compress and method for its production : en fr
  • FR831669A - Device for determining the direction of propagation of a vibratory movement, in particular electromagnetic and acoustic waves : en fr
  • DK55207C - Gas mask. : da en
  • GB492243A - A driving device for drop-hammers : en
  • GR7639B - PORTABLE ARTIFICIAL Pneumothorax MACHINE. : el en
  • GB492055A - Improvements in secondary emission electron multipliers : en
  • US2129730A - Space discharge device : en
  • DE664844C - Insulating dowel for fastening electrical cables : de en
  • GB492030A - An improved method of purifying and concentrating dispersions of rubber : en
  • GB492178A - Improvements in and relating to apparatus for drying granular materials : en
  • GB492155A - An improved electric heating device for heating fluids in flow : en
  • NL43942C - : en
  • US2130169A - Warming shelf for ovens : en
  • US2130220A - Nonrotatable hub cap : en
  • US2129747A - Electric circuit alternator : en
  • USD111218S - Design for a cord tassel : en
  • CH199835A - Dust capsule for wrist watch movements. : de en
  • GB492107A - Process for the destructive hydrogenation of normally liquid or fusible carbonaceousmaterials : en
  • GB492219A - Preparation of paper pulp : en
  • AU543237A - Improvements in or relating to viewing screens for polarized light : en
  • CA376437A - Grease dispenser : en fr
  • GB492052A - Improvements in and relating to valves for mixing hot and cold water : en
  • CH199974A - Method for producing fonts, in particular for offset and gravure printing, by means of a line setting machine. : de en
  • US2130113A - Apparatus for delivering edible solids to ice cream : en
  • CA376403A - Strip controlling attachment : en fr
  • CA376428A - Punching machine : en fr
  • CA376486A - Heating unit : en fr
  • USD111212S - Design for a glass bottle : en
  • CA376480A - Saw swage : en fr
  • CH199836A - Process for removing magnesium from magnesium-containing aluminum alloys. : de en
  • AU104992B2 - Improvements in circuits for suppressing undesired signals in radio receivers : en
  • CH199916A - Electrodynamic device. : de en
  • USD111221S - Design for a desk : en
  • US2129741A - Telegraph switching system : en
  • AU105037B2 - Process for the conversion of butanes : en
  • CA376362A - Arc welding apparatus : en fr
  • CA376521A - Gasoline dispenser : en fr
  • AU105070B2 - Progressive acting change-speed gear for bicycles : en
  • FR831778A - Control device for pipelines of liquid or gaseous fluids, and applications of this device : en fr
  • GB491995A - Fabric draw off mechanism for straight-bar knitting machines : en
  • USD111312S - Design for a condiment container or : en
  • CH199822A - Device for locating air navigation devices, comprising listening means mounted so as to be able to rotate in azimuth and in elevation. : en fr
  • US2130177A - Method for manufacturing hollow rubber articles : en
  • US2130330A - Automatic traffic control for conveyers : en
  • CH199853A - Device installed in moving containers for taking along and spreading out the items to be treated that are located in the container. : de en
  • US2130232A - Dust-collecting attachment : en
  • US2129759A - Film viewing device : en
  • US2129906A - Built-up cylinder block for internal combustion engines : en
  • US2130049A - Metal support for wooden building constructions : en
  • US2129795A - Ore jig : en
  • US2130292A - Sweep rake : en
  • CH199889A - Wire connection terminal on electrical connectors. : de en
  • USD111266S - Design for an escutcheon plate for : en
  • CA376404A - Signalling system : en fr
  • CA376388A - Container : en fr
  • CH199757A - Flat knitting machine. : de en
  • NL44003C - : en
  • US2130105A - Storage battery electrode and method of making the same : en
  • US2130167A - Stove construction : en
  • US2129768A - Photographic printing apparatus : en
  • US2129902A - Method of coloring coal : en
  • US2129916A - Fishline drying reel : en
  • US2129825A - Laundryproof resilient socket : en
  • US2129963A - Valve : en
  • US2129693A - Catalysis : en
  • US2130270A - Goggles : en
  • DE665062C - Process for the production of hydrogen peroxide : de en
  • US2129659A - Insectproof paper : en
  • US2129940A - Jacquard loom harness : en
  • FR831705A - Device for automatic transmission of charges for telegraphic communications in automatic selection installations : en fr
  • DE665107C - Lock device and procedure for their operation in the case of passage ovens working with protective gas : de en
  • CH199898A - Electric melting furnace. : de en
  • US2129944A - Apparatus for dispensing liquid : en
  • AU104996B2 - Improvements in or relating tothe electrdeposition of zinc : en
  • CA376500A - Wheel disc : en fr
  • US2130181A - Positive acting expanding pipe die : en
  • US2129675A - Syringe : en
  • FR831998A - Tachometer improvements : en fr
  • USD111222S - Design fob an illuminable mibrob ob : en
  • CH199765A - By means of pens on the paragraph respectively. Running part made of elastic material attached to the sole of a shoe. : de en
  • DE665037C - Contact vessel for rail contacts with limitation of the movement of the contact fluid : de en
  • CA376510A - Display apparatus : en fr
  • FR831812A - Special cupola nozzle : en fr
  • DE665067C - Arrangement for comparing or simultaneously viewing the luminescent screen images of two Braunschweig tubes : de en
  • FR831714A - Corrugated plywood and devices for the manufacture of such plywood : en fr
  • FR831846A - Quiet : en fr
  • CA376434A - Electrical precipitation apparatus : en fr
  • AU34638A - Improvements in printing mechanism : en
  • CA376378A - Fuse switch : en fr
  • CA376435A - Magnesia insulation : en fr
  • US2130188A - Marking apparatus : en
  • US2130303A - Theft alarm switch : en
  • US2129647A - Display device : en
  • US2129644A - Barber's apron : en
  • GB492249A - Improvements in rail motor vehicles : en
  • DE665134C - Method for extracting zein from corn proteins : de en
  • AU378837A - Recovery of sodium sulphate form sea water and similar solutions : en
  • AU77738A - Improvements in and relating to coating iron or mild steel with lead : en
  • US2129849A - Electron discharge device : en
  • US2130282A - Shirt finishing table : en
  • FR831898A - Mechanical safety device controlling stops at the end of travel of the vertical movement of a machine element in relation to another : en fr
  • US2129780A - Tube sign : en
  • US2130014A - Production of phthalic esters from impure phthalic acid : en
  • AU104975B2 - Improvements in cabinet construction : en
  • AU10637A - Improvements in or relating to retractable steps for use on vehicles : en
  • CA376397A - Transmission control mechanism : en fr
  • CA376436A - High frequency resonant system : en fr
  • AU105002B2 - Improvements in systems forthe remote control of railway track switches and signals : en
  • GB492100A - Improvements in lighting fittings : en
  • AU105045B2 - An improvement in or relating to apparatus for regenerating used lubricating oil : en
  • CH199693A - Manure mixer with swiveling flap. : de en
  • CH199828A - Voltage converter for very high voltages. : de en
  • CH199879A - Process for the production of steam and for controlling a steam generator, and steam generator for implementing this process. : en fr
  • CH199786A - Process for the preparation of a new, water-soluble monoazo dye. : de en
  • US2129677A - Manufacture of new azine dyestuffs : en
  • US2130095A - Telescope : en
  • US2130130A - Register : en
  • CH199732A - Electric heating plate. : de en
  • CH199874A - Device for adjusting the ignition point in internal combustion engines by means of negative pressure. : de en
  • FR831997A - Improvements in processes for the preparation of stable copper hydrate : en fr
  • GB491989A - Improvements in or relating to knob spindles : en
  • GB492367A - Improvements relating to bottle and other like filling machines : en
  • FR831851A - Improvements to automatic telephone systems : en fr
  • GB492206A - Improvements in and relating to apparatus for sawing or abrading and like operations : en
  • CH199965A - Process for the preparation of an azo dye containing complexed cobalt. : de en
  • US2129981A - Amusement device : en
  • CH199956A - Process for the preparation of the 3-carboxamide of N-triacetyl-ribosido-pyridinium bromide. : de en
  • GB491977A - Improvements in and relating to centrifugal pumps : en
  • GB492105A - Improvements in and relating to electric motor control : en
  • GB492225A - Improvements in regulating systems for electric discharge devices : en
  • USD111240S - Design for a combined steering : en
  • US2130045A - Cutting apparatus : en
  • FR831737A - Bottle closure with application pad : en fr
  • FR831805A - Various objects such as letters, numbers, signs, etc., with fluorescent surface : en fr
  • GB492020A - Improvements in and relating to observing instruments for aircraft : en
  • GB492194A - Improvements in the manufacture and production of dyestuffs : en
  • US2129639A - Stop motion for roving frames : en
  • FR831904A - Cinematographic camera, particularly applicable to cinematographic machine guns : en fr
  • FR831819A - Soft inhaler mask for high altitudes and passing under the chin : en fr
  • GB491979A - Improvements in and relating to automobiles : en
  • NL43997C - : en
  • GB492247A - Improvements in or relating to ladies footwear : en
  • FR831858A - Synchronism locking device : en fr
  • GB492104A - Process for the manufacture of diazotisable dyestuffs : en
  • GB492122A - Improvements in hair-drying apparatus : en
  • GB492174A - Improvements in or relating to motion picture apparatus employing film magazines : en
  • GB492142A - Improvements in and relating to high tension fuses : en
  • GB492261A - Improvements relating to paper holding means for accounting or the like machines : en
  • GB492277A - Improvements in or relating to cloth shrinking : en
  • FR831841A - self-locking deformable nut : en fr
  • FR831724A - Sedan for mining : en fr
  • GB492267A - Improvements in or relating to lamps or light projectors : en
  • GB492255A - Improvements in or relating to the clarification of molasses : en
  • GB492029A - Improvements in and relating to suction or vacuum pumps : en
  • GB492246A - Improvements in and relating to electric socket casings : en
  • FR831969A - Method for the common and selective remote control of alarm devices connected to already existing lines, and in particular telephone lines, which radiate from a central station : en fr
  • GB492074A - Improvements in or relating to sealing devices for rotating members : en
  • GR7638B - CART DIVIDED. : el en
  • FR831991A - Method of manufacturing objects in synthetic resin and its application for establishing crucifixes : en fr
  • GB491902A - Improvements in or relating to a method and apparatus for the manufacture of bungs : en
  • FR831905A - Folding spring frame for mattresses, cushions, etc. : en fr
  • US2130297A - Window and sash construction : en
  • GR7651B - INSTRUMENT OF IMMEDIATE INDICATION WITHOUT EXCHANGE. : el en
  • FR831755A - Multi-position rotating clamp for quick assembly of round or other rods and for all uses : en fr
  • FR831711A - Method and device for directing cigarettes into cigarette machines : en fr
  • GB492070A - Improvements in or relating to fish frying and like cooking ranges : en
  • FR831721A - Device for teaching swimming and for physical training : en fr
  • FR831906A - Hydraulic transmission by volume variation, with automatic replenishment : en fr
  • FR831949A - Improvements to electric ignition devices for internal combustion engines : en fr
  • US2129722A - Esters of methacrylic acid : en
  • AU7838A - Improvements relating to lead alloys : en
  • US2129689A - Urea manufacture : en
  • CA376476A - Tobacco pipe mouthpiece : en fr
  • US2129706A - Box sheltered third rail and shoe : en
  • US2129879A - Display box : en
  • US2129959A - Camera : en
  • US2129735A - Hydroformed solvent composition : en
  • CA376464A - Shoemaking tool : en fr
  • USD111256S - Design for an elevated tank : en
  • GB492109A - Improvements in tools for manipulating inner members of screw-threaded or like co-operating parts adapted to be fixed in the walls of vessels, pipes and the like : en
  • GB492275A - Transformation of electric relaxation oscillations : en
  • AU38837A - A combined cushion and lifebelt : en
  • CH199858A - Case for holding a layer of at least approximately cylindrical objects, in particular pillars. : de en
  • US2130236A - Knitting machine : en
  • USD111247S - Design for a bassinet : en
  • DE665136C - Device for giving signals when the existing soundtrack of an image sound filmstrip is re-recorded : de en
  • GB492114A - Improvements in or relating to machines for securing tickets together with wire : en
  • GB492339A - A new or improved method of and apparatus for manufacturing metal cinema projection screens : en
  • FR831996A - Improvements in the manufacture of cast iron : en fr
  • DE665036C - Lifting and lowering device for rail brake magnets : de en
  • DE664893C - Infeed device for pressure conveying systems, in particular for blow offset : de en
  • FR831829A - Method of observing strips of paper or other material in progress : en fr
  • CA376471A - Refrigerator : en fr
  • USD111248S - Design fob a propelled vehicle : en
  • AU554137A - Improvements in or relating to impulse transmitters ofthe dial type for use in telephone or like systems : en
  • US2129654A - Decorative bag : en
  • US2130041A - Insect exterminator : en
  • AU74538A - Improvements in or relating to paring devices : en
  • US2130158A - Sound recording and reproducing device : en
  • AU372837A - Improvements relating to automatic gain control systems in thermionic amplifiers : en
  • FR831953A - Safety device for stone lighter wicks : en fr
  • CH199837A - Process for treating materials containing tantalum and niobium, with a view to separating tantalum and niobium in the form of alloys. : en fr
  • FR831828A - Binocular observation instrument for stereo-photogrammetric measuring devices : en fr
  • FR831994A - Method of modulating high frequency carrier waves : en fr
  • GB492112A - Improvements in knitting darning machines : en
  • CA376459A - Shoe manufacture : en fr
  • AU105074B2 - Improvements in air cleaners for internal combustion engines, air compressors andthe like : en
  • US2130021A - Grinding machine : en
  • CA376377A - Volume control system : en fr
  • GB492133A - Improvements in compositions for coating aeroplane fabrics : en
  • GB492259A - An improved means for controlling the evacuation of heavy materials from a jig wash-box for coal or other minerals : en
  • GB492381A - Improvements in and relating to moulds for plastic material : en
  • US2130093A - Refrigerating apparatus : en
  • USD111238S - Design for a dress : en
  • US2130065A - Crystallization method : en
  • CH199698A - End plate for ribbed concrete ceilings. : de en
  • US2129920A - Electric control system : en
  • FR831736A - Air tank diesel engine : en fr
  • DE665091C - Non-flammable ignition wire insulation : de en
  • CH199980A - Junction box. : en fr
  • US2130173A - Nozzle and method of making the same : en
  • US2130015A - Feed mechanism for tabulating machines : en
  • US2129957A - Antirattling device and lock for windows : en
  • CA376483A - Bottle collar making machine : en fr
  • AU11338A - Improved process for dephosphorising steel : en
  • USD111244S - Design fob a photographic printer : en
  • US2129852A - Antenna for an airplane with a metallic body : en
  • CA376400A - Adjustable electric lamp : en fr
  • GB492093A - Improvements in or relating to electrical resistance thermometers : en
  • GB492121A - Improvements in forced flow boilers : en
  • AU105010B2 - Improvements in or relating to the electrodeposition of zinc : en
  • CH199976A - Ski binding. : de en
  • CH199960A - Process for the preparation of an azo dye. : de en
  • USD111283S - Design for a combined massage table : en
  • US2130064A - Process of and machine for crushing and mixing : en
  • USD111208S - Design for an arc wetder : en
  • USD111214S - Design fob a lighting fixture grille : en
  • US2130244A - Method of making a tooth brush : en
  • US2129888A - Method of shaping and associating a cigarette ejecting strip with a cigarette package : en
  • CH199814A - Method for the photogrammetric measurement of the dropping conditions of objects from aircraft and device for carrying out the method. : de en
  • DE632319C - Drive for wind power machines with wheels of very large dimensions : de en
  • ES143976A1 - A procedure for the conversion of liquid hydrocarbons. : en es
  • CH199967A - Process for the preparation of an azo dye containing complexed cobalt. : de en
  • DE663619C - Device for calculating the difference in the frequencies of two series of electrical pulses which have different values, e.g. B. Actual and setpoint values, of variables to be controlled, especially for control devices : de en
  • US2129778A - Liquid cooling and transporting system : en
  • US2130125A - Boat propelling apparatus : en
  • FR831836A - Liquid switches : en fr
  • GB492498A - Improvements in and relating to suspended wharf-driven flyer spindles for spinning and like textile frames : en
  • US2129788A - Boat : en
  • US2129978A - Cylindrical foundation tube : en
  • US2130183A - Decorative mat, sign, or the like : en
  • CH199931A - Pressure medium braking device, in particular for trucks. : de en
  • US2129970A - Underbody scraper installation : en
  • US2130290A - Circuit closer : en
  • AU326737A - An improved process for treating tinplate containers : en
  • US2129948A - Printing telegraph control mechanism : en
  • GB491864A - Cloth finishing : en
  • AU105075B2 - A combined cushion and lifebelt : en
  • AU388637A - Method for printing halftones on fabric and similar materials by means of intaglio printing cylinders or blocks : en
  • US2129874A - Dry concentrator : en
  • CH199796A - Process for galvanizing metal objects using a hot liquid method. : de en
  • CH199948A - Device for immobilizing a part intended to pivot. : en fr
  • CA376402A - Dried corn syrup product : en fr
  • FR831984A - Process for preparing a naphthalene derivative : en fr
  • US2129703A - Apparatus for producing metal products : en
  • US2130305A - Applicator : en
  • CA376424A - Cellulose ester : en fr
  • CA376502A - Wheel disc die-forming apparatus : en fr
  • CH199860A - Control device on hydraulic fluid brakes. : de en
  • GB492272A - Prepayment electricity meters : en
  • DK55210C - Cover for Bicycle Saddles. : da en
  • FR831689A - Hygienic siphon head : en fr
  • GB492064A - Improvements in or relating to multi-grid electric discharge tubes and circuits incorporating such tubes : en
  • CH199764A - Welding blade. : de en
  • USD111230S - Design for a seven sorrows bracelet : en
  • DE665116C - Process for the production of leather : de en
  • GB492136A - Improvements in priming devices for centrifugal pumps : en
  • GB492021A - Improvements in electromagnetic relays : en
  • FR831688A - Improvements to pressurized gas-tight ceramic parts : en fr
  • FR831887A - Process for obtaining relief in cinematographic projections : en fr
  • GB492153A - Improvements in or relating to machine tools particularly lathes or the like : en
  • DK55205C - Growth Box for Plants. : da en
  • FR831695A - Oil bath wheel : en fr
  • GB491899A - Improvements in and relating to neckties : en
  • GB491975A - Improvements in operating mechanism for typewriters : en
  • FR831658A - Outdoor floodlight : en fr
  • GR7636B - SYSTEM FOR CLASSIFICATION AND PUBLICATION OF LAWS AND OTHER TEXTS BY MOBILE SHEETS. : el en
  • USD111250S - Design fob a dress : en
  • DE665080C - Pricking device for sewing machines : de en
  • FR831790A - Improvements to hydraulic presses : en fr
  • AU29838A - Improvements in circuits for suppressing undesired signals in radio receivers : en
  • DE665111C - Multipole push button switch with pressure contacts : de en
  • GB492116A - Improvements in and relating to means for storing wearing apparel : en
  • GR7654B - WOOD CONSERVATION MEANS. : el en
  • US2129796A - Moving floor for vehicles : en
  • US2130200A - Boxing glove : en
  • US2130112A - Fishhook holder : en
  • US2130261A - Apparatus for welding : en
  • DE665074C - Combined milling and belt grinding machine for woodworking or the like. : de en
  • DE665009C - Brake control lever with automatically changing transmission ratio : de en
  • US2130100A - Trailer hitch : en
  • US2130218A - Quick acting wrench or other clamping device : en
  • US2130080A - Inhibition of peroxide formation in aliphatic ethers : en
  • FR831783A - Device enabling the containers to be drawn off, while preventing filling : en fr
  • CH199977A - Machine for determining and marking the thickness distribution of flat structures, especially larger pieces of leather. : de en
  • AU105069B2 - Improvements in and relating to clothes pegs : en
  • CH199747A - Process for the preparation of a solution of cellulose in sulfuric acid. : de en
  • CH199771A - Process for the dehydration of mixtures of carbonic acid and ammonia. : en fr
  • GB491879A - Improvements in or relating to the manufacture of alkali metals : en
  • US2129710A - Amplifying relay system : en
  • US2130040A - Wire line sling and fitting therefor : en
  • US2130092A - Refrigerating apparatus : en
  • AU10238A - Improvements in and relating tothe refinement of steel : en
  • AU439637A - Improvements in axle bearings : en
  • US2129712A - Transmission of energy effects by guided electric waves in a dielectric medium : en
  • US2130011A - Multicolor pencil : en
  • US2130030A - Pipe plug : en
  • US2130109A - Follower machine : en
  • DK55208C - Motor vehicle for use on roads or tracks. : da en
  • DE665020C - Fine control for DC drives : de en
  • US2130260A - Position signaling device : en
  • AU105062B2 - Improvements in or relating to electrolytic condensers having plurality of electrodes : en
  • CA376431A - Cigar knurler : en fr
  • CA376470A - Mobile film distributing mechanism : en fr
  • GB492265A - Manufacture of thyroxin : en
  • US2130090A - Illuminated sign for vehicles : en
  • US2130191A - Electron discharge device and circuit : en
  • USD111239S - Design for a dress : en
  • US2129678A - Azine dyestuffs : en
  • DE664955C - Adjustment device for gang saws : de en
  • DK55204C - Amber Material and Procedure for its Manufacture. : da en
  • CH199920A - Siren. : de en
  • CA376426A - Tobacco leaf colour preserving process : en fr
  • US2129707A - Process of napping textile fabrics : en
  • FR831678A - Method of using or operating crimping or banding presses and device for carrying out this process : en fr
  • DK55209C - Bicycle support. : da en
  • USD111291S - Design fob lace : en
  • FR831903A - Apparatus for handling and treating household waste in isolation : en fr
  • FR831729A - Carburetor : en fr
  • GB491956A - Improvements in or relating to optical sound recording : en
  • US2129683A - Manufacturing compound rolls : en
  • DE664828C - Cutter : de en
  • GB492163A - Improvements in cartons or like containers more especially for liquids and in methods of producing same : en
  • FR831668A - Advanced gas mask : en fr
  • US2130176A - Paste dispenser : en
  • US2130281A - Electron discharge tube : en
  • US2130325A - Suction sweeper : en
  • USD111269S - Design fob a textile fabric or simi : en
  • CH199754A - Thick fabric. : de en
  • CA376460A - Anticorrosion packing assembly : en fr
  • GB491862A - Manufacture of chromiferous dyestuffs : en
  • US2130190A - Getter for vacuum tubes : en
  • US2130240A - Process of producing magnesia and nitrogenous fertilizers from dolomite : en
  • USD111298S - Design for a dress : en
  • CA376453A - Motion picture camera : en fr
  • CH199710A - Device for joining railways, tramways, etc. : en fr
  • GB491892A - Improvements in or relating to the construction of electric discharge devices and electric incandescent lamps : en
  • GB491930A - Improvements in or connected with revolution direction indicators for marine and other uses : en
  • DE665121C - theatre : de en
  • DE665109C - Incandescent container with an outer cladding made of heat-resistant or corrosion-resistant material : de en
  • DE665068C - Fuse for electrical circuits of large currents : de en
  • USD111258S - Design for an elevated tank : en
  • FR831929A - Gripper for handling drivers for permanent hair waving : en fr
  • GB491884A - Improvements in or relating to the treatment of pre-welted uppers for boots or shoes : en
  • GB492144A - Improvements in or relating to gas expansion turbines for the production of cold : en
  • US2129876A - Card holder : en
  • US2129897A - Merchandise vending machine : en
  • FR831967A - Method and device for the heat treatment of materials such as raw plaster, bauxite or other chemical materials : en fr
  • FR831921A - Bomb : en fr
  • CA376382A - Free cutting alloy : en fr
  • US2130110A - Laminated metal and asbestos gasket : en
  • FR831981A - Printing telegraph devices : en fr
  • GB491987A - Electric heating device for vulcanising indiarubber objects : en
  • FR831808A - Process for making detonation stable fuels : en fr
  • FR831772A - Brake improvements : en fr
  • US2129893A - Top for trucks and the like : en
  • US2130314A - Variable speed transmission : en
  • DE665061C - Process for the preparation of thionyl bromide : de en
  • USD111242S - Design for a bottle : en
  • GB491971A - Improvements relating to type bar operating mechanism for typewriters : en
  • US2129721A - Palladium-silver-platinum alloys : en
  • FR831741A - Improvements made to conductors with air space insulation : en fr
  • GB491972A - Improvements in or relating to pivots for surgical scissors, forceps, and the like : en
  • US2129926A - Refrigerator latch : en
  • US2130072A - Pencil leg construction for compasses : en
  • DE665023C - Device for achieving constant current changes in direct current exciter windings with coarse voltage changes : de en
  • DE665026C - Caterpillar : de en
  • DE665070C - Switching arrangement for load compensation of the discharge currents in converting devices working as rectifiers or inverters with discharge paths : de en
  • FR831867A - Process for hardening the metal constituting the continuous wall of a hollow body and hollow body obtained by this process : en fr
  • FR831962A - Cylinders for internal combustion engines : en fr
  • GR7640B - MULTIPLE PIPE SYNOGY. : el en
  • US2130157A - Air-conditioning system : en
  • GB492160A - Improvements in and relating to metal containers for foodstuffs : en
  • DE664793C - Fusible link for electrical fuses : de en
  • DE664951C - Power regulator for network coupling devices : de en
  • DE1444797U - : de en
  • DE664986C - Fluid switch : de en
  • US2130308A - Linotype squirt guard : en
  • CH199799A - Process for the production of a printing cliché, in particular a flat printing cliché, by electroplating. : de en
  • US2130238A - Cellulose derivative coating composition : en
  • US2129797A - Carpet washing machine : en
  • US2129856A - Pressure regulator : en
  • US2130258A - Multiple-row taper roller bearing : en
  • GB492248A - Highly sensitive percussion fuze for projectiles : en
  • GB492061A - Improvements in mops : en
  • GB492190A - Improvements in or relating to manhole and like covers and frames therefor for roads and pathways : en
  • US2130187A - Brake lever : en
  • CA376376A - Amplifier : en fr
  • DE665045C - United driving and safety brake for conveyor machines : de en
  • FR831850A - Injection pump for internal combustion engines : en fr
  • FR831920A - Use as a fertilizer and topsoil adjuvant of some basic exchangers : en fr
  • FR831814A - Improvements to postal envelopes and others : en fr
  • GB492047A - Improvements in or relating to an indexing device for data on a continuous band : en
  • GB492329A - Improvements relating to paper holding means for accounting or the like machines : en
  • FR831754A - Improvements made to special pouring caps intended to prevent refilling of bottles, flasks or other : en fr
  • US2129666A - Esters of methacrylic acid : en
  • DE665049C - Fabric presser foot with longitudinal guide groove for sewing machines : de en
  • USD111220S - Design fob a desk : en
  • DE665051C - Shoe with insert made of cork or similar material : de en
  • GB491954A - Improvements in or relating to method of and apparatus for annealing glassware : en
  • GB491945A - Improvements in and relating to methods of producing crystalline substances in a gravel-like or sandy form of high weight per unit volume, and apparatus therefor : en
  • GB492185A - An improved electric hot-plate : en
  • GB491861A - Improvements in or relating to web winding or unwinding apparatus : en
  • GB492191A - Improvements in and relating to frames for posters or other sheets : en
  • US2130198A - Apparatus for forming blind stitched facings : en
  • GB492330A - Improvements relating to paper holding means for accounting or the like machines : en
  • GB492179A - Improvements in or relating to brake mechanism : en
  • US2130027A - Refrigerating apparatus and method : en
  • GB492181A - Improvements in or relating to the manufacture of fibrous sheets : en
  • DE665135C - Production of an easily soluble protein preparation : de en
  • US2129847A - Winding roll film : en
  • GB492119A - Improvements in engraving and copying machines : en
  • DE664989C - Manufacture of proteins from meat, in particular fish meat : de en
  • DE665047C - Disk mill with a vertical axis : de en
  • DE665046C - Fuse for countersunk head screws : de en
  • FR831988A - Centrifugal chamber for the separation of physical mixtures : en fr
  • FR831824A - Detonation toy : en fr
  • GB491885A - Improvements in or relating to photographic shutters : en
  • FR831890A - Indirect vibration transmission system and its application to pitting, sand removal, scaling, polishing, cleaning and other similar operations : en fr
  • GB492001A - Improvements in or relating to gear wheel pumps : en
  • GB492196A - An improvement in or relating to toggle mechanisms : en
  • DK55199C - Electric Incandescent Lamp with a Small Container in Relation to the Watt Consumption of the Lamp. : da en
  • AU105065B2 - Improvements in or relating to retractable steps for use on vehicles : en
  • CH199801A - Enlarging device for photographic purposes. : de en
  • CA376363A - Arc welding apparatus : en fr
  • CA376509A - Percussion implement : en fr
  • DE665126C - Multi-cylinder, slot-controlled two-stroke internal combustion engine in block form : de en
  • FR831732A - Process for preparing arsenates by anodic oxidation of salts of arsenious acid : en fr
  • GB492085A - A supporting device for steam boilers and like vessels subject to expansion and contraction : en
  • AU330437A - Improvements in and relating to clothes pegs : en
  • AU490437A - Improvements in agitating apparatus : en
  • CA376417A - Prism assembly : en fr
  • DE665098C - Process for the production of rolled profiles with local reinforcements running transversely to the rolling direction, in particular of railway sleepers with reinforced rail seats : de en
  • US2129828A - Pump : en
  • GB491980A - Improvements in electromagnetic relays : en
  • GB492208A - Improvements relating to radial arm drilling machines : en
  • US2130194A - Production of abrasive materials : en
  • FR831986A - Mounting system for switching a current consumer : en fr
  • GB492176A - Apparatus for drying or cooling pastes and slurries : en
  • US2130128A - Buffing compound : en
  • FR831863A - Improvements to signaling devices for airports : en fr
  • FR831690A - Advanced piston rings : en fr
  • US2129835A - Electric shot-firing machine : en
  • GB492124A - Improvements in or relating to the production of vermin-killers : en
  • GB492177A - Improvements in the manufacture and production of dyestuffs of the phthalocyanine series : en
  • DE664834C - Electrostatic precipitator with deflector for the raw gas flow : de en
  • FR831811A - Catalyst : en fr
  • DE665003C - Cable guide device for cable drums : de en
  • AU26138A - Improvements in or relating to cowlings for aircraft engines : en
  • FR831682A - Improvements in processes for converting mineral oils into gasoline : en fr
  • GB492041A - Improvements relating to electrically operated sound producing signalling or warningapparatus : en
  • FR831720A - Use as filters of fabrics, felts, tablecloths or loose layers of artificial yarns : en fr
  • GB492205A - Improvements in or relating to combination firegrates : en
  • US2129771A - Apparatus for making spool-enclosing shells : en
  • DE664975C - Method and device for finishing the soles of footwear : de en
  • DE665025C - Device for changing the width of paper webs : de en
  • GB492252A - Stock-feed means for a lathe or like machine-tool : en
  • DE665029C - Drying channel for textile threads : de en
  • CA376387A - Container : en fr
  • FR831976A - Mechanism for football games and similar games : en fr
  • DE665103C - Device for the lateral alignment of sheets : de en
  • ES144116A1 - A universal fuze of wind. : en es
  • CH199941A - Rail contact device. : de en
  • AU303437A - Image dissector : en
  • US2129946A - Internal combustion engine : en
  • GB492198A - Improvements in means and apparatus for the extraction of burrs from wool and other textile fibres : en
  • AU381137A - Improvements in air cleaners for internal combustion engines, air compressors andthe like : en
  • GB492036A - Improvements in or relating to light sensitive electrodes : en
  • GB492216A - Process of and apparatus for casting metal ingots : en
  • GB492235A - Improvements in or relating to the closing of tins : en
  • CH199790A - Process for the production of leather. : de en
  • CH199886A - Winding for AC machines with winding heads in three levels. : de en
  • CH199925A - Display device. : en fr
  • CH199753A - Tube magazine for Kötzspulmaschinen with automatic bobbin change. : de en
  • FR831989A - Sprayer : en fr
  • CA376485A - Riveting apparatus : en fr
  • CA376508A - Animal trap : en fr
  • AU105007B2 - An improved resilient seat : en
  • DE664964C - Turbomechanical clutch : de en
  • FR831843A - Improvements to dust collectors for steam production installations : en fr
  • GB492152A - Improvements in and relating to hooks : en
  • CH199885A - Arrangement for ventilation of the positive electrode of galvanic elements with air depolarization. : de en
  • FR831651A - Improvements in the assembly of bridge-mounted track relays in signaling installations : en fr
  • FR831859A - Pitch coking oven : en fr
  • US2129776A - Electrochemical recorder : en
  • US2129764A - Record sensing device : en
  • US2129708A - Urea cellulose solutions : en
  • US2129738A - Picture transmission system : en
  • US2129858A - Gear generating machine : en
  • US2129964A - Azo dyestuffs : en
  • US2130154A - Heat treating powdered material : en
  • USD111252S - Design fob a dress : en
  • US2129798A - Hat : en
  • US2129815A - Machine tool coolant distribution : en
  • US2129942A - Windshield wiper mechanism : en
  • US2129697A - Mold and method of making the same : en
  • AU104985B2 - Method of and apparatus for separating heavy from light constituents in fluid suspensions : en
  • CH199857A - Gas lighter. : en fr
  • US2130138A - Perforating gun for oil wells : en
  • US2129746A - Tractor cultivator : en
  • AU105020B2 - Improved process for dephosphorising steel : en
  • CH199783A - Process for the preparation of 4-methyl-5-oxyethyl-thiazole. : de en
  • US2130066A - Vehicle construction : en
  • GB492026A - Improvements in or relating to apparatus for making welded wire netting : en
  • US2129811A - Electrical connecter : en
  • US2130046A - Textile operation : en
  • US2129784A - Pouring spout for cans : en
  • US2130259A - Roasting spit : en
  • US2129698A - Intaglio printing press : en
  • ES5033U - A bag, bag or suitcase, extendable and foldable (Machine-translation by Google Translate, not legally binding) : en es
  • FR831679A - Process for manufacturing new cellulosic materials and products and articles thereof : en fr
  • FR831919A - Cation exchanger regeneration process : en fr
  • GB491949A - Syringe for hypodermic injection : en
  • GB492203A - Improvements in or relating to centrifugal spinning machines : en
  • DK55217C - Wrapping carton. : da en
  • US2130003A - Crankshaft grinder : en
  • GB491969A - Improvements relating to artificial textile materials, films, foils and the like : en
  • US2129789A - Beater for paper stock : en
  • FR831803A - Safety razor : en fr
  • GB492269A - Improvements in or relating to timing mechanism : en
  • CH199904A - Light protection glasses. : de en
  • DE664878C - Switching arrangement for switching electrical switchgear from automatic to manual operation : de en
  • DE665113C - Device for generating high vacuum : de en
  • FR831924A - Improvements made to warning devices for lubrication systems, in particular those for aerodyne engines : en fr
  • GB492082A - Improvements in gas-meters : en
  • FR831902A - Underwear : en fr
  • FR831834A - Device and method for obtaining selvages on straight knitting machines : en fr
  • GB491905A - Improvements in and relating to the production of articles by pressing and/or rolling from zinc base alloys and articles so produced : en
  • GB492213A - Method of and apparatus for treating household and towns' refuse and the like waste materials : en
  • FR831661A - Improvements to the brake drums, to the assembly of these drums and new drum obtained : en fr
  • US2130228A - Product for improving the quality of cast iron and for the manufacture of ferromanganese : en
  • GB492250A - Improvements in electric discharge tubes containing secondary-emission electrodes : en
  • FR831848A - Rotary knife for surface treatment or for the disintegration of unctuous substances : en fr
  • GB491863A - Improved manufacture of sodium hydrosulphide : en
  • GB491941A - Improvements in or relating to the production of textile materials : en