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  • DE680145C - Flower pot holder for greenhouses : de en
  • GB511549A - Improvements in package fabricating machines : en
  • DE680184C - Bright annealing furnace with liquid sealing container serving to load the annealed material : de en
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  • DE680150C - Procedure for removing the bast from iron sheets : de en
  • FR845410A - Connection system between the floor and the faces in rail vehicles and all other vehicles : en fr
  • GB511594A - A new and improved method of treating glass fibres : en
  • US2170232A - Air conditioning system : en
  • US2170536A - Vegetable slicing and stringing tool : en
  • US2170242A - Fountain pen : en
  • US2170732A - Rolling mill : en
  • US2170557A - Support for flexible hose : en
  • FR845542A - Process for separating olefins from hydrocarbon mixtures : en fr
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  • FR845351A - Synchronization method for television : en fr
  • GB511496A - Improvements in or relating to dynamo electric machines : en
  • GB511662A - Improvements in or relating to nuts : en
  • FR49864E - Improvements to machines for electrically and automatically vulcanizing rubber : en fr
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  • GB511561A - A new or improved body for a road or rail vehicle : en
  • DK56581C - Color cylinder for light advertising devices. : da en
  • GB511551A - Improvements in miners' lamps : en
  • IE15735L - Luminescent materials : en
  • US2170139A - Gas burner : en
  • FR845426A - Process for obtaining colloidal emulsions of hydrocarbons and in particular of tars : en fr
  • GB511665A - Preparations for promoting the growth of plants : en
  • GB511795A - Improvements in and relating to ultra short wave electrical apparatus : en
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  • US2170537A - Knife handle and component parts thereof : en
  • CA383517A - Aluminium tubular shape extrusion : en fr
  • CA383523A - Torque measuring wrench : en fr
  • FR845358A - Static corrugator or converter device : en fr
  • FR845382A - Hand torch for welding with at least three flames : en fr
  • FR845534A - Electro-dynamic control with vibratory movement, for operating machines, in particular for sieves : en fr
  • US2170045A - Bottle cap : en
  • US2170750A - Handle or lifting device for storage batteries : en
  • USD116240S - Design for a combined manicure stand : en
  • USD116289S - Design for a brooch or similar : en
  • GB511587A - Improvements in and relating to throttle actuating devices for motor vehicles : en
  • DE680050C - Arrangement in internal combustion engines with a starting device : de en
  • GB511714A - Improvements in or relating to electric heating, soldering or welding pliers : en
  • GB511609A - Electric circuits employing mechanical vibrating elements : en
  • GB511933A - Ruffling and stitching machine : en
  • FR845444A - Drying machine for empty metal cans : en fr
  • US2170278A - Knitting machine : en
  • GB511514A - Process for coating objects with artificial materials : en
  • GB511752A - Improvements in and relating to transformers for arc welding : en
  • US2170774A - Method of making radiators : en
  • FR845509A - Method and devices for cooling air-cooled internal combustion engines mounted in cabins or the like housings, in particular engines which drive a propeller propeller : en fr
  • GB511797A - Improvements in or relating to flow-control fittings for water softeners and the like : en
  • US2170517A - Cash register : en
  • US2170809A - Alkylated diphenyloxide : en
  • FR49858E - Processes for the production of dyes, in particular photographic sensitizing dyes, and compounds for the preparation of such dyes, and dyes resulting therefrom : en fr
  • DK56588C - Machine for continuous production of cement bricks under vibration. : da en
  • FR845441A - Safety device for gas admission to the pilot and burner of water-heating devices : en fr
  • US2170753A - Electric meter : en
  • GB511500A - Improvements in the combustion of coal : en
  • DE680136C - Component for the production of furniture : de en
  • FR845416A - Device for catching fish caught with a hook in water : en fr
  • GB511775A - Improvements in or relating to pawl and ratchet devices : en
  • DE680240C - Device for protecting the radio direction finders, telegraphy and telephony stations on ships against the disturbing vibrations spread through a cable network : de en
  • USD116239S - Design for : en
  • AT156759B - Device for generating atomic nuclear reactions and in particular for generating neutrons. : de en
  • GB511612A - Improvements in or relating to laundry and textile rotary drying machines : en
  • GB511836A - A process for preparing an antiseptic solution : en
  • AT156790B - Process for the production of semolina with hard semolina properties from soft cereals. : de en
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  • US2170067A - Fishing lure : en
  • US2170469A - Method of and apparatus for filling containers with powder or other comminuted material : en
  • USD116253S - Design for a radial pump : en
  • FR845407A - Process for protecting engines and storage equipment against the action of tetraethyl lead contained in gasoline : en fr
  • DE680260C - Cable drum for oil-filled electrical high-voltage cables : de en
  • US2170083A - Garment : en
  • DE680093C - Process for the desensitization of photosensitive halogen silver emulsions with the aid of anthraquinone emulsions : de en
  • DE680319C - Process, flat knitting machine and needle for the production of knitted goods with overlaid stitches : de en
  • AU557838A - Improvements in or relating to alternating systems : en
  • AT156754B - Circuit arrangement for transmitting devices which, under the influence of number current surges, send out dialing current surges of different duration. : de en
  • FR49880E - screen illuminating under the influence of rays : en fr
  • CA383536A - Moulded waterlaid fibre article manufacture : en fr
  • AU108249B2 - Improvements informe supporting means in concrete building construction : en
  • DE680190C - Power supply made from flat connecting conductors for electrical resistance welding devices for pipes and other hollow bodies : de en
  • US2170187A - Lacquer : en
  • US2170524A - Radiator and radiator shutter assembly : en
  • US2170648A - Electric discharge tube : en
  • AT156796B - Process for the production of highly flammable semi-pyrophoric metal compounds. : de en
  • DE680107C - Gas or vapor-filled discharge vessel : de en
  • US2170297A - Trolley or collector : en
  • US2170221A - Toy machine gun : en
  • US2170523A - Track skate : en
  • DE680265C - Starting device : de en
  • FR845365A - Device for adjusting the flow rate of diesel engines for vehicles : en fr
  • FR845447A - Retractable pedestal device for intersections and the like : en fr
  • FR845505A - Selectors refinements : en fr
  • DE680129C - Device for regulating and changing the light beam scattering : de en
  • US2170033A - Sliding marker for number game cards : en
  • US2170131A - Shielded telephone plug : en
  • US2170639A - Soldered metal seam for sheet metal cans and method of making same : en
  • US2170284A - Whip-stock bottom : en
  • US2170447A - Electric discharge apparatus : en
  • US2170686A - Garment hanger : en
  • US2170096A - Washing machine : en
  • US2170119A - Car truck side frame : en
  • AT156756B - Electron source for cathode ray tubes. : de en
  • US2170656A - Refrigeration : en
  • US2170710A - Seed sacker : en
  • FR845468A - Automatic minelayer : en fr
  • FR845517A - Maximum pressure gauge : en fr
  • FR845528A - Automatic firearm : en fr
  • US2170213A - Internal combustion engine : en
  • GB511502A - Improvements in or relating to furnaces for the heat-treatment of materials : en
  • USD116236S - Design for a bottle : en
  • US2170114A - Brake beam strut : en
  • US2170076A - Stocking and method of making the same : en
  • US2170474A - Benzimidazoles and process of making same : en
  • DE680083C - Safety circuit for multi-motor drives : de en
  • US2170066A - Fluorescent lamp : en
  • DE680187C - Arrangement for scanning television images u. like : de en
  • DE680269C - Automatic direction control of vehicles, in particular aircraft : de en
  • CA383606A - Refrigerating machine : en fr
  • FR845483A - Saddle for cycles : en fr
  • CA383563A - Image analyzing means : en fr
  • DE680206C - Garbage trucks : de en
  • GB511667A - Improvements in and relating to back-pedalling brake devices : en
  • US2170481A - Submarine barrier : en
  • US2170154A - Circuit control device : en
  • US2170301A - Padding rack : en
  • US2170349A - Forced flow vapor generator : en
  • USD116308S - Design for a bumper guard : en
  • GB511620A - Improvements relating to gas burners : en
  • DE680122C - Switching device for signal systems, especially for overhead signals : de en
  • US2170202A - Receiver for frequency-modulated waves : en
  • US2170265A - Process for producing hydrogen-enriched gas mixtures : en
  • US2170471A - Grease box for rolling stock for railways and tramways : en
  • US2170653A - Electron discharge tube for ultra high frequency systems : en
  • AT156763B - High-speed rotary switch. : de en
  • AU17639A - Improvements in or relating to stokers : en
  • DE680301C - Controllable metal vapor converter with stationary and rotating electrodes, especially mercury vapor converter : de en
  • FR845481A - Watchglass : en fr
  • GB511876A - Improvements in magnetic securing devices for doors, windows and the like : en
  • GB511604A - Improvements in air cleaners : en
  • AT156760B - Device with an electric discharge tube. : de en
  • US2170150A - Prescription powder divider : en
  • CA383590A - Pressing machine pad : en fr
  • DK56580C - Device by Valves with built-in Melting plug. : da en
  • FR845493A - Method and apparatus for the partial dewatering of materials such as apple pomace before pressing : en fr
  • GB511702A - Arrangement for short-time switching : en
  • US2170215A - Movable guard for dry shavers : en
  • US2170421A - Coupling link for separable fasteners : en
  • US2170504A - Winch : en
  • US2170771A - Toy construction elements : en
  • CA383527A - Plant propagation : en fr
  • FR845448A - Oscillating magnetic field : en fr
  • GB511857A - Improved production of spun glass : en
  • US2170191A - Treatment of rubber : en
  • US2170248A - Cigarette holder : en
  • USD116326S - Design for an airplane : en
  • AT156831B - Fire-protecting paint for wood or the like. : de en
  • CA383492A - Safety box sprag : en fr
  • DE680222C - Device for determining the conveyed amount of bulk material conveyed in chain conveyors, conveyor screws or the like : de en
  • DE680369C - Safety device for steam sterilizers u. like : de en
  • DE680296C - Stand for small magneto-electric machines : de en
  • GB511684A - Improvements in coke oven apparatus : en
  • US2169999A - Holder for record cards or sheets : en
  • FR845411A - System of joining the side panels with the uprights at the location of the bays and other openings in railway vehicles or any other vehicles : en fr
  • GB511623A - Improvements relating to fastenings for sliding doors : en
  • DE679810C - Ship water tube boiler : de en
  • DK56575C - Method for Preparing a Purified Diphtheria Vaccine with Strong Immunizing Effect. : da en
  • FR49885E - Process for obtaining by electrolytic deposition of protective layers on magnesium and its alloys : en fr
  • US2170228A - Lubricating device : en
  • AU337338A - Improvements in or relating to pistons andthe like : en
  • GB511750A - Improvements in or relating to the springing of motor vehicles : en
  • US2170659A - Direction finding arrangement : en
  • USD116250S - Design for a coffepot or similar : en
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  • DE680114C - Method and device for dewatering fabrics in rope form : de en
  • AU344138A - Improvements in or relating to navigation aiding radio systems : en
  • AT156769B - Electric unrest clock. : de en
  • AT156764B - Protective device for electrical machines and devices with high rated currents. : de en
  • AT156811B - Impregnation agent. : de en
  • CA383538A - Refrigerator evaporator : en fr
  • US2170156A - Door check : en
  • DE680075C - Double frame direction finder : de en
  • GB511739A - Improvements in or relating to the dialysis of lyes : en
  • US2170168A - Replaceable fuse plug : en
  • USD116274S - Design for a handbag : en
  • US2170000A - Nonfreeze tip-up : en
  • AT156838B - Groove cutter, in particular for trees for resin extraction. : de en
  • US2170149A - Hosiery and method of making the same : en
  • US2170491A - Manufacture of aminotriazines : en
  • US2170781A - X-dioxo-j : en
  • GB511677A - Improvements in field drainage pipes : en
  • DE680168C - Mill firing : de en
  • FR845522A - Process for stabilizing triacetyl cellulose : en fr
  • US2170117A - Method of making brake beams : en
  • US2170737A - Arch support : en
  • FR49856E - Patient lift bed : en fr
  • US2170207A - Insulating tape and method of making the same : en
  • US2170385A - Anthraquinone acid wool dyestuffs : en
  • US2170034A - Rectifier tube : en
  • AU336338A - Process for producing and refining synthetic fatty acids : en
  • US2170473A - Apparatus for and process of making nuts : en
  • DE680088C - Internal combustion engine with four pistons attacking the ends of an H-shaped connecting link : de en
  • DK56578C - Apparatus for Individual Delivery of Packages. : da en
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  • GB511915A - Improvements in tuning mechanism for radio-receivers : en
  • AT156840B - Friction wheel lighter. : de en
  • USD116310S - Design for a tire : en
  • US2170681A - Glue pot : en
  • DE680121C - Plattenfoermiges carbon copy device with a clamping device on a plate edge : de en
  • US2170484A - Heat interchanger : en
  • US2170152A - Stable bituminous emulsion and process of preparing the same : en
  • AU54538A - Ray contraction in electron multipliers : en
  • DE680374C - Blade or point storage for rocker arms, hangers or the like. : de en
  • US2170534A - Covering material : en
  • US2170104A - Fault-indicating means for signal systems : en
  • US2170658A - Enamel composition : en
  • US2170223A - Towel cabinet : en
  • US2170319A - Coat hanger : en
  • US2169993A - Radiator : en
  • US2170696A - Line spacing and paragraphing mechanism : en
  • US2170209A - Sulphonamides of 2-aminopyridines : en
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  • DE680267C - Device for taking up lenticular films : de en
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  • GB511811A - Improvements in or relating to electric motor control systems : en
  • GR8453B - BUMPER - PRESSURE AGAINST ACCIDENTS OF THE WOODWORK. : el en
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  • GB511761A - Improvements in or relating to nozzles for vacuum cleaners : en
  • US2170406A - Calculating machine : en
  • US2170230A - Dispensing package : en
  • US2170321A - Anti-back-siphon flushing apparatus : en
  • US2170598A - Fertilizer distributor : en
  • AU108259B2 - Improvements in or relating to electron discharge tube amplifiers employing negative feedback : en
  • GB511574A - Improved process of producing photographic multi-colour pictures : en
  • US2170717A - Refrigerator cabinet : en
  • GB511508A - Improvements in or relating to earthing devices for use with electrical systems : en
  • GB511648A - A rotary hand turf cutter and edging knife : en
  • GB511853A - Control of valve mechanism of internal-combustion engines : en
  • US2170247A - Water trap for gasoline pipe lines : en
  • DE680135C - Collapsible closet : de en
  • GB511865A - Improvements in and relating to the production of paper : en
  • US2170751A - Method and device for reducing and increasing audio frequencies : en
  • DE680169C - Back closure for double-sided spring straps : de en
  • DE680067C - Washing machines with pivoting drive motor for the washing drum : de en
  • DE680112C - Lighting device for photographic enlargers : de en
  • GB511896A - Improvements in or relating to a foldable photographic camera : en
  • GB511874A - Improvements in or relating to electric low-pass filters : en
  • DE680291C - Flow pressure device for actuating movable aircraft components : de en
  • GB511923A - Gas detecting apparatus with thermometrical indicator tube : en
  • FR49854E - Gas-tight closing door, for shelters and the like, with a threshold forming a seal at floor level : en fr
  • DE680208C - Device for connecting two concentric high-frequency power lines : de en
  • US2170769A - Chuck : en
  • USD116290S - Design for a pin clip : en
  • GB511735A - Improvements in and relating to the manufacture of seamless, drumlike high pressure containers with a flanged end : en
  • US2170146A - Core protractor : en
  • FR845429A - Pneumatically operated retractable step : en fr
  • US2170244A - Magnetic track brake : en
  • AU344338A - Improvements in or relating to 'blind flying' instruments for aircraft : en
  • FR845414A - Device for radioactivating metallic styli for medical use : en fr
  • GB511839A - Improvements in or relating to electrical cables having protective sheaths surrounding the cable cores : en
  • DE680097C - Guide and clamping device for the lacing device on packing tables : de en
  • DE680310C - Method and device for grinding lenses : de en
  • US2170042A - Connection for pitman rods : en
  • US2170673A - Wire-feeding device : en
  • US2170005A - Slug casting machine : en
  • US2170355A - Bailer : en
  • US2170540A - Paper package : en
  • AU466138A - An improved process for bonding rubber orthe like to metal : en
  • CA383501A - Metallic door saddle : en fr
  • GB511607A - Improvements in and relating to electrical apparatus : en
  • DE659266C - Mechanical timer with centrifugal drive : de en
  • GB511725A - Improvements in or relating to method of and apparatus for forming shaped small objects, and the product thereof : en
  • US2170380A - Aliphatic sulphonic acid : en
  • DK56563C - Process for the Preparation of Aminobenzolsulfonic Acid Amide Compounds. : da en
  • AT156761B - AC rectifier. : de en
  • AT156788B - Holding device for used razor blades with at least two mortises. : de en
  • DK56573C - Thermal Switch for Electric Heaters. : da en
  • USD116323S - Design for a trailer : en
  • AT156753B - Device for temperature compensation of Ferrari meters. : de en
  • DE680195C - Method and device for treating objects by means of movable beams, in particular for cooling glass for the purpose of hardening : de en
  • FR845450A - Improvements to wood gasifiers : en fr
  • GB511913A - Improvements in or connected with universal joints : en
  • US2170113A - Trussed brake beam : en
  • AU338238A - Pickup' device for guitars andthe like : en
  • CA383506A - Hair curler : en fr
  • FR845471A - Process for obtaining estradiol derivatives substituted in the hydroxyl group 17 : en fr
  • GB511935A - Improvements in mixing and agitating appliances : en
  • DE680191C - Grate loading device : de en
  • GB511809A - Method and system for utilising tidal energy : en
  • DE680227C - Ratchet mechanism for counters, especially for gas meters : de en
  • CA383494A - Multi-stage creping apparatus : en fr
  • GB511887A - Improvements in photographic flash lamps : en
  • US2170388A - Air conditioning control system : en
  • FR845433A - Boiler hearth : en fr
  • US2170535A - Movement rest for watches : en
  • US2170354A - Bailer : en
  • AU255838A - Improvements in and relating to totalisators : en
  • US2170700A - Welding machine transformer : en
  • AT156816B - Process for operating generator systems for fuels containing tar. : de en
  • US2170010A - Tap attaching device for containers : en
  • US2170289A - Mechanism for feeding sheet material and the like : en
  • US2170059A - Process for the manufacture of mercaptothiazolines : en
  • US2170437A - Process for carrying out endothermic reactions : en
  • DE680290C - Paper sack with gussets and a reinforced, sewn bottom : de en
  • US2170312A - Combination bread slicing and wrapping machine : en
  • US2170719A - Wire mesh fabric for wire glass : en
  • AU341038A - Improvements in or relating to absorption refrigerating apparatus : en
  • US2170094A - Method of and machine for making bags : en
  • US2170430A - Smoking pipe : en
  • US2170713A - Stock food and method of producing the same : en
  • FR845523A - Process for stabilizing carbohydrate derivatives : en fr
  • US2170418A - Automatic control system : en
  • US2170024A - Cellulose esters and method : en
  • US2170178A - Vibratory apparatus : en
  • AT156808B - Process for the production of water-insoluble azo dyes. : de en
  • CA383587A - Cathode ray tube deflection device : en fr
  • AT156827B - Device for the gasification of coarse fuel. : de en
  • US2170122A - Brake beam : en
  • AU108229B2 - Improvements in or relating to apparatus for refining and purifying used and dirty lubricating oil : en
  • GB511603A - Improvements in or relating to telegraph systems : en
  • GB511717A - Improvements in means for cooling oil-filled containers for electrical apparatus : en
  • US2170409A - Stove oven : en
  • US2170637A - Insulating wall panel : en
  • US2170690A - Aligner : en
  • DE680249C - Device for mixing fibrous materials with binders : de en
  • DE680262C - Electric feed control for machines with reciprocating motion : de en
  • US2170021A - Truck body and door construction : en
  • US2170360A - Road sander : en
  • US2170115A - Brake head : en
  • US2170533A - Method of and apparatus for burnishing : en
  • US2170585A - Abrading tool : en
  • US2170735A - Oil-burning air heater : en
  • GB511734A - Improvements in and relating to machines for use in connection with forging : en
  • CA383522A - Torque measuring wrench : en fr
  • USD116241S - Design for a compressor casing : en
  • US2169998A - Sulpho-carboxylic esters suitable : en
  • US2170477A - High speed motor operating with heavy liquid fuel : en
  • US2170724A - Mortician's appliance : en
  • GB511647A - Improvements in or relating to metallic conduits or casings for electrical conductors and/or other electrical equipment : en
  • US2170333A - Conversion of hydrocarbon oils : en
  • USD116257S - Design for a clock : en
  • AU108238B2 - Permeability tuned coupling device : en
  • CA383524A - Weighing mechanism switch control : en fr
  • US2170525A - Receptacle : en
  • US2170135A - Relay : en
  • US2170249A - Automatic weighing device : en
  • USD116263S - Design fob a plaque : en
  • CA383601A - Connecting pin : en fr
  • US2170055A - Double seamer : en
  • US2170392A - Looper apparatus : en
  • US2170324A - Dust evacuating device : en
  • US2170386A - Receptacle closure : en
  • DE680062C - Process for the production of artificial structures such as fibers, films, horsehair, ribbons and the like. Like., made of viscose : de en
  • GB511571A - Improvements in preparation of pale paint, varnish and enamel vehicles and coating compositions containing said vehicles : en
  • US2170715A - Switch and operator therefor : en
  • AT156812B - Process for the production of easily soluble formaldehyde preparations. : de en
  • CA383539A - Refrigerating machine cooling unit : en fr
  • US2170318A - Piezoelectric crystal device : en
  • US2170602A - Method of producing glass building blocks : en
  • US2170680A - Shoe for rotary ironers : en
  • AT156804B - Baking aids and process for their production. : de en
  • AT156839B - Conveyor system, in particular pneumatic tube system, with a conveyor path operating in turning mode. : de en
  • CA383504A - Safety valve : en fr
  • US2170363A - Gasket : en
  • US2170676A - Electric cut-out : en
  • DE680253C - Ring-shaped pit or tunnel lining made of rolled profile iron : de en
  • GB511679A - Improvements relating to air or gas compressor apparatus or plant : en
  • AT156806B - Device for generating titre fluctuations in freshly spun rayon threads. : de en
  • AU108251B2 - Improvements in or relating to stokers : en
  • CA383564A - Image analysis tube : en fr
  • CA383569A - Spinner motor : en fr
  • US2170744A - Governor : en
  • GB511522A - Improvements in heat radiators for steam or hot water : en
  • GB511525A - Improvements in or relating to the utilization of grass and other green crops : en
  • FR845513A - Material examination camera : en fr
  • FR845545A - New arrangement of the steam train engine unit : en fr
  • US2170402A - Automatic temperature control system : en
  • USD116232S - Design fob a vanity case : en
  • US2170650A - Alloy : en
  • US2170004A - Pipe joint : en
  • US2170132A - Message transmitting system : en
  • US2170348A - Control system : en
  • USD116296S - Design for a pin clip : en
  • DE680285C - Process for the artificial aging of perfumes : de en
  • FR845454A - Skip feeder : en fr
  • GB511542A - Improved lead chromate pigments and their manufacture : en
  • US2170287A - Detachable electrical connector : en
  • US2170489A - Sheet feeding device : en
  • US2170785A - Hair curler : en
  • USD116251S - Design for a sugar bowl or similar : en
  • USD116316S - Design for a loudspeaker cabinet : en
  • GB511878A - Improvements in centrifugal pumps : en
  • IE15752L - Recovery of glycerol : en
  • AU108228B2 - Conduit system for draining ground : en
  • US2170490A - Means for elevating and lowering planter runners : en
  • USD116298S - Design for a coat : en
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  • US2170095A - Truck : en
  • US2170693A - Seamed article and process for making it : en
  • AU108268B2 - Method and apparatus for the rectification of boiler vapour in absorption refrigerating apparatus : en
  • US2170384A - Shuttle box front : en
  • US2170625A - Stabilization of aldehydes : en
  • CA383607A - Sheet metal expanding method : en fr
  • DK56589C - Peeling body for Centrifuges. : da en
  • DE680205C - Ceramic mass : de en
  • GB511669A - Method and circuits for the suppression of interference in radio receivers : en
  • AT156800B - Device and method for electrolyte circulation in electrolytic apparatus, especially in water decomposers. : de en
  • US2170163A - Waterproof paint : en
  • US2170279A - Stoker : en
  • CA383540A - Motor control system : en fr
  • US2170142A - Filter impregnating machine : en
  • US2170465A - Wall fixture : en
  • US2170542A - Harness frame : en
  • AU353038A - Improvements informe supporting means in concrete building construction : en
  • US2170568A - Sand pump and attachment therefor : en
  • USD116258S - Design fob an ophthalmic mounting : en
  • AU108236B2 - Improvements inthe recovery of glycerol : en
  • DE679986C - Process for the preparation of asymmetrical methine dyes of the pyridine series containing one or three methine groups : de en
  • DE680272C - Method and device for the chemical or physical treatment of goods using gases : de en
  • AT156789B - Method for bonding materials. : de en
  • DE680087C - Synchronization circuit for two cranes with two trolleys each : de en
  • DE680192C - Grip sleeve with several, expediently three, flat surfaces or fillets, which are used for full finger support, especially for dental handpieces : de en
  • FR845428A - Ventilation air intake skylight combined with headlight : en fr
  • US2170052A - Oxygen-generating composition : en
  • US2170541A - Shuttle tension : en
  • US2170740A - Bottle brush : en
  • US2170008A - Friction car stop : en
  • US2170619A - Dispensing valve : en
  • AU108242B2 - Improved advertising device : en
  • AU59238A - A method of and apparatus for winding tubular masts, poles or like structures : en
  • GB511911A - Improvements in the trigger mechanism of automatic firearms : en
  • GB511631A - Improvements in or relating to flat chenilles for the manufacture of carpets : en
  • AT156779B - Bed fitting. : de en
  • AT156782B - Punching device. : de en
  • FR845459A - Manufacturing process of certain pieces of cutlery or similar and resulting products : en fr
  • US2170296A - Trolley or collector : en
  • USD116259S - Design for an ophthalmic mounting : en
  • US2170729A - Fireplace boiler structure : en
  • US2170760A - Bottle hooding machine : en
  • US2170316A - Printing telegraph apparatus : en
  • DE680152C - Viewfinder for photographic use : de en
  • AT156762B - Electrical network with changeable resistances. : de en
  • DE680197C - Wall liquid heater : de en
  • DE680232C - Device for temporarily clamping together stacked metal parts : de en
  • DE680332C - Process for the production of electric radiators : de en
  • AU108263B2 - Electrolytic liquid condensers : en
  • AU108254B2 - Ray contraction in electron multipliers : en
  • US2170510A - Automatic position stop mechanism for machine tools : en
  • US2170586A - Spring wire clip : en
  • DE680104C - Underwater telephone cable with high transmission level loaded with pupin coils : de en
  • AU488638A - Improvements in or relating tothe production of electrically conductive and fire resistant articles composed wholly or mainly of rubber orthe like : en
  • US2170314A - Pipe-coating machine : en
  • US2170783A - Brick cleaning machine : en
  • CA383603A - Dental impression tray : en fr
  • US2170250A - Brake control means : en
  • DE680326C - Broom holder : de en
  • FR845503A - Hot water boiler for central heating : en fr
  • CA383600A - Textile material production : en fr
  • AU147038A - Improvements in or relating to television reproducer apparatus : en
  • FR845434A - Device for sterilization in a hot air oven of materials or objects contained in a box : en fr
  • FR845531A - Device for operating two or more arc lamps supplied from a single rectifier, in particular for projection : en fr
  • US2170092A - Tack button : en
  • US2170728A - Automatic draft regulator : en
  • CA383594A - Electric spring contact : en fr
  • AU108212B2 - Improvements relating tothe manufacture of conducting elements P containing selenium : en
  • CA383526A - Diaphragm device for altimeters, etc. : en fr
  • FR845397A - Device allowing the assembly and disassembly of a motion transmission by cardan joints, without modifying the location of the devices joined by said transmission : en fr
  • FR845390A - Winding system for transformers, allowing the multiplication of the number of phases : en fr
  • GB511641A - Dulcitol and mannitol borates and salts thereof : en
  • IE15230L - Gas distribution : en
  • AT156774B - Device for measuring quantities of liquid flowing through a pipe in alternating directions. : de en
  • AU113673B2 - Process and apparatus for producing matured alcoholic liquids : en
  • CA383592A - Air cleaning apparatus : en fr
  • USD116327S - Design for a textile fabric : en
  • GB511539A - Improvements relating to snap mechanisms : en
  • US2170485A - Catalytic lighter : en
  • US2170613A - Cylindrical grinding machine for shoulder grinding : en
  • FR845511A - Iron alloy for cutting tools, milling cutters and similar applications : en fr
  • AU411238A - v Improvements in or relating to cathode ray tubes : en
  • FR845435A - Improvements made to trailers, particularly road trailers intended to be loaded onto railway wagons : en fr
  • FR845540A - Accessory for dust extractors : en fr
  • GB511638A - Improvements in or relating to pipe connections : en
  • GB511892A - Systems for controlling the speed of electric motors : en
  • US2170597A - Electrical measuring instrument : en
  • GB511584A - Improvements relating to the braking of wheeled vehicles : en
  • GB511796A - Improvements in or relating to television transmitters : en
  • DE680126C - Remote control device for receiving and executing switching commands transmitted by pulse numbers, pulse times or combinations of both : de en
  • US2170129A - Centralized traffic control system for railroads : en
  • US2170522A - Axle structure-steel farm truck : en
  • US2170714A - Reinforced receptacle : en
  • US2170262A - Derivatives of dyestuffs containing hydroxyl groups and process of making same : en
  • US2170520A - Method of producing molded products : en
  • AU108217B2 - An improved process for bonding rubber orthe like to metal : en
  • USD116211S - Design for a dish or similar article : en
  • US2170344A - Control system : en
  • US2170580A - Artificial limb : en
  • GB511810A - Improvements in or relating to refrigeration apparatus : en
  • GB511870A - Improvements in or connected with firearms : en
  • DE680295C - Circuit arrangement for telecommunications systems with company lines, in particular telephone systems : de en
  • DE680215C - Double folder : de en
  • GB511934A - Improvements in or relating to meat presses : en
  • US2170261A - Radio speaker control structure and circuit for use with automatic tuning devices for radio receivers : en
  • GR8445B - METHOD OF PRESERVATION OF FRUITS AND VEGETABLES : el en
  • GB511869A - Improvements relating to tie clips : en
  • DE680094C - Film developing machine : de en
  • DE680230C - Automatic copy milling machine for the production of rotating bodies during processing : de en
  • GB511854A - Improvements in or relating to optical projection apparatus : en
  • GB511863A - Improvements in or relating to looms and woven fabrics : en
  • US2170281A - Cabinet syringe : en
  • FR49861E - Process for converting compounds of the acetylene series to compounds of the ethylenic series : en fr
  • GB511650A - Improvements relating to arrangements for sucking off the boundary layer from aerofoils : en
  • GB511720A - Improvements in joint-making material : en
  • GB511733A - Television scanning systems : en
  • FR49857E - keypad transmitter for printer telegraph : en fr
  • DE680079C - Terminal for electrical lines : de en
  • DE680288C - Rotary bed for x-ray fluoroscopy : de en
  • GB511653A - Improvements in or relating to double break contacts for electrical contactors or switch gear : en
  • DE680082C - Device for limit switch-off with adjusting motors supplied with alternating current, the current of which is reduced in the end position : de en
  • US2170408A - Perpetual calendar : en
  • US2170462A - Clamp nail and process of making same : en
  • US2170309A - Apparatus for drawing plastic material : en
  • FR845357A - Manufacturing process of gate valves, and gate valve executed according to this process : en fr
  • GB511807A - Improvements relating to closures for containers : en
  • US2170269A - Grade meter : en
  • US2170371A - Apparatus for testing magnetizable workpieces : en
  • FR49873E - Process for manufacturing suspenders or other elastic or non-elastic articles comprising several branches integral with one another : en fr
  • GR8452B - HEIGHT AND DEPTH CUTTING ADJUSTER OF THE WOODWORK CUTTING TOOL. : el en
  • GB511784A - Web cutting mechanism for printing machines : en
  • US2170171A - Clutch control apparatus : en
  • US2170786A - Hydraulic transmission apparatus : en
  • FR845427A - Separator for electric accumulators and other uses and its manufacturing process : en fr
  • GB511532A - Improvements in or relating to suction cleaners : en
  • GB511708A - Vending of bottled beverages and means for that purpose : en
  • FR845385A - Improvements to piston rings and the like : en fr
  • US2170596A - Oxygen-absorbing solution : en
  • AU344638A - Improvements in or relating to alternating current signal receiving circuits : en
  • CA383515A - Aluminium extrusion : en fr
  • US2170353A - Combination valve and enclosure plate for high pressure reaction vessels : en
  • CA383508A - Cable cutter : en fr
  • CA383503A - Building system : en fr
  • CA383575A - Spin bath clarification : en fr
  • US2170091A - Tack button : en
  • US2170685A - Butter cutting machine : en
  • AT156767B - Ceramic insulator and process for its manufacture. : de en
  • US2170180A - Vapor phase filtering process for the treatment of hydrocarbon vapors : en
  • USD116216S - Design for a combination manicure : en
  • US2170342A - Vapor generator : en
  • US2170571A - Acoustic device : en
  • GB511722A - Improvements in or relating to citrus-cereal breakfast food and methods for the manufacture thereof : en
  • US2170058A - Internal combustion engine : en
  • CA383588A - High fidelity radio receiving system : en fr
  • DK56587C - Tension puller for Spinning Taver of very different Stack lengths. : da en
  • US2170123A - Car truck side frame : en
  • US2170551A - Humidifier : en
  • US2170590A - Tool-holding device : en
  • AU108252B2 - Improvements in or relating to fuel supply systems and to methods : en
  • US2170084A - Baling press : en
  • US2170493A - Apparatus for determining bearing play : en
  • FR845399A - Warning light : en fr
  • GB511817A - Improvements in air pumps for inflating tyres and like purposes : en
  • FR845420A - Method and apparatus for controlling humidity in granular and powdered materials : en fr
  • GB511644A - An improved neoprene composition : en
  • US2170270A - Coin operated mailing machine : en
  • USD116288S - Design for a bracelet : en
  • US2170025A - Ink-motion carriage : en
  • USD116244S - Design fob a bedstead : en
  • US2170036A - Small electric machine tool : en
  • USD116302S - Design for a weighing scale : en
  • GB511858A - Improvements in power transmission systems embodying hydraulic couplings : en
  • DE680146C - Shower head with removable cover : de en
  • DE680162C - Resistance brake circuit for AC traction vehicles : de en
  • US2170395A - Discharge valve for containers : en
  • US2170743A - Clock-driven indicator : en
  • DE680298C - Arrangement for maintaining a three-phase voltage star on three-phase devices in the event of a two-pole short circuit : de en
  • DE680223C - Pregnancy reagent : de en
  • GB511751A - Improvements in and relating to universal or swivelling joints for suction hoses or similar tubular conduits or connection members for vacuum cleaners : en
  • GB511697A - Improvements in or relating to air-distributing and ventilating devices : en
  • DE680089C - Screw locking : de en
  • US2170687A - Tiltable cutter unit : en
  • GB511705A - Improvements relating to slicing machines : en
  • GB511748A - Improvements relating to paste dispensing device : en
  • GB511659A - Improvements relating to catalyst regeneration : en
  • DE680090C - Locking device for hydraulic power transmission devices : de en
  • DE680133C - Quick bandage : de en
  • DK56572C - High pressure arc lamp. : da en
  • FR845389A - Discharge tube without base with socket : en fr
  • GB511560A - Improvements in looms : en
  • GB511573A - Improvements in muffle or crucible furnaces : en
  • US2170039A - Bearing and method of making same : en
  • US2170257A - Caster : en
  • DE680210C - Process for the production of resistors : de en
  • US2170212A - Variable ratio transmission device : en
  • US2170657A - Electron tube : en
  • GB511564A - Method of and apparatus for applying a liquid to the inner surfaces of a gas holder : en
  • GB511787A - Improvements in or relating to straight bar knitting machines : en
  • DE680160C - Valve control for reversible steam engines : de en
  • GB511848A - Process for recovering acetylene from acetylene-containing gases : en
  • FR845491A - Method and device for cutting a skein emerging as a continuous cable from a spinning machine, especially rayon threads : en fr
  • GB511754A - A method of burning sludgy masses of all kinds, such for instance as cement slurry : en
  • GB511838A - Improvements in or relating to the manufacture of synthetic rubber-like materials : en
  • FI18566A - The refining standard for the production of oxidation on aluminum alloys : en fi
  • GB511772A - Means of protecting dwellings or other premises against obnoxious and poisonous gases : en
  • GB511526A - Improvements connected with baby chairs : en
  • GB511742A - Gyroscope apparatus, particularly intended as an inclination indicator for airplanes and the like : en
  • USD116219S - Design for a building : en
  • US2170738A - Ventilating lid cover : en
  • CA383599A - Textile material production : en fr
  • CA383566A - Calculating machine : en fr
  • CA383585A - Current converting device : en fr
  • FR845373A - Zirconia ore dissociation process : en fr
  • AU76239A - Improvements in or relating to fuel supply systems and to methods : en
  • AT156843B - Two-machine, single-surface warp knitted fabric with rubber warp threads incorporated between the two thread groups. : de en
  • GB511925A - Internal combustion turbine : en
  • AU78739A - Improvements inthe recovery of glycerol : en
  • FR49853E - Refrigerant for wine fermentation tanks : en fr
  • US2170573A - Grain pan raising and lowering mechanism : en
  • USD116312S - Design fob a dress : en
  • USD116318S - Design for a toy gun ob similar : en
  • US2170258A - Method and apparatus for handling powdered material : en
  • US2170299A - Continuous outlet construction : en
  • US2170574A - Hydraulic seal : en
  • CA383530A - Plant propagation : en fr
  • AT156771B - Horizontal boring machine for boring out motor housing bearings. : de en
  • AT156777B - Inclination scales with display or registration mechanism driven by a follower. : de en
  • GB511657A - Improvements in or relating to refrigeration apparatus : en
  • DE680275C - Manufacture of items with a wear-resistant surface : de en
  • AU258239A - Improvements inthe manufacture and production of liquid or solid hydrocarbons or liquid or solid oxygen-containing derivatives of hydrocarbons : en
  • US2170636A - Hair fastener : en
  • US2170028A - Transmitting and receiving device for ultra-short waves : en
  • US2170368A - Illuminated advertising apparatus with a scintillating effect : en
  • AT156765B - Electric discharge tube. : de en
  • AT156775B - Collapsible container for dispensing pastes and liquids and methods of making the same. : de en
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  • US2170460A - Variable-speed power transmission with unidirectional clutch : en
  • USD116247S - Design for a dwelling : en
  • GB511690A - Process for making coloured photographic material : en
  • CA383583A - Rail greasing appliance : en fr
  • CA383552A - Air outlet : en fr
  • CA383593A - Reinforced box car : en fr
  • USD116265S - Design for a piano music rack : en
  • US2170050A - Arrangement for shielding amplifiers : en
  • US2170400A - Furniture : en
  • US2170441A - Method for making rubber strips : en
  • DE680111C - Screen, especially for paper machines : de en
  • AU293638A - Improvements in or relating to electron discharge tube amplifiers employing negative feedback : en
  • AU352838A - Improvements inthe manufacture and production of antiknock motor fuels bythe treatment of hydrocarbon oils at elevated temperatures : en
  • AU344838A - Improvements in or relating to teleprinter exchange systems : en
  • AU417338A - Improvements relating tothe manufacture of conducting elements P containing selenium : en
  • GB511790A - Light-sensitive material for colour photography : en
  • US2170072A - Control system : en
  • US2170394A - Treating metal mixtures : en
  • US2170553A - Portable foot spraying apparatus : en
  • US2170263A - Casting mechanism of typographical composing machines : en
  • US2170454A - Shock reducing and cushioning wheel mounting for vehicles : en
  • US2170453A - Vulcanization of rubber : en
  • US2170439A - Elastic fiber : en
  • CA383490A - Cooling cabinet : en fr
  • DE680115C - Method and device for forming socks : de en
  • DE680224C - Device for determining the carbonic acid developed during dough fermentation : de en
  • FR845437A - Organization of the ice frames closing the bays at the ends of rail vehicles : en fr
  • USD116295S - Design for a pin clip : en
  • CA383574A - Waste water clarifying apparatus : en fr
  • CA383597A - Railway car axle bearing : en fr
  • GB511686A - Composition for rendering plaster work and other materials impermeable : en
  • GB511688A - Treatment of wool and woollen materials : en
  • GB511707A - Improvements relating to window raising and lowering mechanisms : en
  • AT156801B - Method for producing true colorations. : de en
  • CA383513A - Rodent or animal trap : en fr
  • DE680233C - Device for cutting a continuously conveyed paper web : de en
  • US2170002A - Process of making acetic anhydride : en
  • US2170165A - Composite building unit : en
  • US2170662A - Trim-panel manufacture and apparatus : en
  • USD116220S - Design for a rotary floor treating : en
  • CA383520A - Railway track equipment : en fr
  • CA383605A - Clutch operating mechanism : en fr
  • DK56561C - Emulsifier. : da en
  • AT156847B - Method and device for filling and closing flat bags. : de en
  • US2170440A - Sash operating mechanism : en
  • DE680124C - Circuit arrangement for telephone systems in which a control device serving to establish connections is assigned to several connection devices : de en
  • AU338338A - Improved container forthe playing pieces movable on checkered boards in parlour games : en
  • US2170424A - Loaf molder and extender : en
  • US2170772A - Comb cleaner : en
  • US2170708A - Eyelet : en
  • CA383556A - Cellulose ether recovery : en fr
  • CA383581A - Fabric belt : en fr
  • US2170538A - Fluid actuated coupler : en
  • CA383576A - Weatherstrip manufacture : en fr
  • US2170130A - Method of and apparatus for hardening a metal article : en
  • US2170074A - Air filter : en
  • US2170177A - Antirattle spring saddle brace : en
  • US2170616A - Child's toy : en
  • GB511872A - Improvements in knitting machines : en
  • CA383502A - Ice tongs : en fr
  • FR845377A - Transmitter and receiver systems for multiplex or similar telephony : en fr
  • DE680354C - Machine gun : de en
  • US2170572A - Clutch operating mechanism : en
  • US2170705A - Siphon for aerated liquids : en
  • US2170290A - Clinch nut and method of forming same : en
  • US2170466A - Projector stand : en
  • FR845512A - Device, controlled by a system of buttons, for preparing magazine strips for automatic telegraphic transmitting stations : en fr
  • FR49851E - Improvements to accounting machines and more particularly to multiplying machines : en fr
  • GB511518A - Improvements in vehicle body constructions : en
  • GB511755A - Improvements in the lubrication of shafts : en
  • US2170688A - Remote control system : en
  • DE680218C - Bearings for oil-filled electrical machines : de en
  • US2170661A - Method of manufacturing wheel body elements : en
  • GB511875A - Improvements relating to spring mountings for the rear road wheels of motor cycles : en
  • DE680141C - Device on pressure medium force switches : de en
  • FR845547A - Removable cutting edges, half-iron type assembly, to be mounted on removable heads of foils or lead bars : en fr
  • GB511816A - Improved method of obtaining photographic contrasts and photosensitive layers for use therein : en
  • FR49879E - Starting device for internal combustion engines : en fr
  • FR845464A - Stale atmosphere protection system : en fr
  • US2170162A - Roller skate : en
  • US2170411A - Separatory flask : en
  • US2170476A - Fishing apparatus : en
  • GB511847A - Improvements in or relating to electrical oscillation generators : en
  • US2170003A - Engine arrangement in aircraft : en
  • US2170362A - Safety device for cash registers or : en
  • US2170467A - Railroad grade crossing signal : en
  • DE680170C - Face mask : de en
  • DE680043C - Helmet-like hair dryer hood : de en
  • FR49860E - Liquid faucet : en fr
  • FR845369A - Fluid flow regulator applicable in particular to oxygen inhaler equipment : en fr
  • US2170147A - Package of gummed bands or stickers : en
  • AU459938A - Apparatus for use in jacking motor vehicles : en
  • FR845457A - Shutter for immobilizing a motor vehicle to prevent theft : en fr
  • GB511618A - Improvements relating to cathode ray oscillographs : en
  • GB511866A - Improvements relating to bedsteads and cots : en
  • CA383572A - Liquid fuel burner : en fr
  • GB511495A - Improvements in and relating to dressing tables : en
  • DE680248C - Filler pencil with continuous lead advance : de en
  • US2170615A - Method of making hosiery : en
  • USD116315S - Design for a dress ensemble : en
  • GB511633A - Improvements relating to air heating or cooling apparatus : en
  • US2170390A - Antisiphoning trap for plumbing fixtures : en
  • USD116299S - Design for an exhaust pipe extension : en
  • FR845451A - Improvements to spreading devices for granular, heavy or gravel materials : en fr
  • FR845539A - House wall or transportable partition : en fr
  • GB511645A - Improvements in or relating to turbo-compressors or pumps : en
  • US2170531A - Apparatus for mixing a liquid with a gas : en
  • US2170683A - Electric incandescent lamp : en
  • US2170310A - Controller for heating systems : en
  • US2170758A - Container closure retainer : en
  • US2170765A - Bottle hooding machine : en
  • FR49883E - Instant reclosing oil circuit breaker : en fr
  • GB511491A - Improvements in spark ignition distributors for internal combustion engines : en
  • GB511629A - Improvements in spoil tipping conveyors : en
  • DE680375C - Circuit for operational monitoring of multi-cylinder gasoline and diesel engines : de en
  • AU479938A - Improvements in or relating to clothes washing machines : en
  • DE679983C - Transformation of alternating currents of higher frequency (over 1000 Hertz) : de en
  • AT156797B - Food can with a device for heating its contents by chemical means. : de en
  • GB511710A - Improvements in or relating to combination tools : en
  • US2170627A - Flexible coupling for shafts : en
  • DE680151C - Pull roller arrangement for paper sack machines working from the web : de en
  • US2170075A - Neck band ironer : en
  • US2170029A - Hydraulic jack : en
  • GB511831A - Improvements in or relating to rotary shears for cutting moving metal strips : en
  • GB511504A - Clinch nut : en
  • USRE21177E - Internal combustion engine : en
  • DE680307C - Mirror shutter for cinema recorders : de en
  • FR845507A - Improvements to electronic discharge devices : en fr
  • US2170020A - Internal combustion engine : en
  • DE680056C - Flat burner for lanterns : de en
  • DK56568C - Device for Superheterodyne Receivers. : da en
  • US2170229A - Train brake mechanism : en
  • US2170479A - Garment hanger : en
  • US2170725A - Oil controlling mechanism : en
  • USD116330S - Design for a combined floor scrub : en
  • GB511856A - Improvements in or relating to separators for liquids having different specific gravities : en
  • USD116306S - Design for a dress ensemble : en
  • US2170451A - Well reaming tool : en
  • US2170570A - Curtain rod and bracket : en
  • GB511868A - Improvements in or relating to vehicle front windscreens : en
  • CA383548A - Vertical dropout fuse : en fr
  • AT156845B - Device for moistening the threads in cotton machines. : de en
  • GB511531A - Improvements relating to tubular rivets and like hollow elements and to methods of fixing the same : en
  • GB511683A - Improvements in control devices for electric motors : en
  • US2170488A - Method and device of feeding sheets to printing and other sheet working machines : en
  • US2170009A - Preparation of cellulose ethers : en
  • US2170482A - Mercury-vapor rectifier : en
  • US2170246A - Boring bar holder : en
  • USD116331S - Design for a dress : en
  • US2170062A - Supporting leg : en
  • US2170030A - Preparation of mixed dicarboxylic acid esters of polyhydroxy compounds and monohydroxy alcohols : en
  • US2170787A - Lateral control means for airplanes : en
  • AT156758B - Coil with low temperature dependence of the self-induction. : de en
  • AT156786B - Combination lock. : de en
  • AU108245B2 - Improved container forthe playing pieces movable on checkered boards in parlour games : en
  • USD116270S - Design for a portable radio receiver : en
  • US2170041A - Pitman rod connection : en
  • US2170133A - Broad-tape illuminator : en
  • US2170777A - Hot water heating radiator : en
  • DE680384C - Device for pre-graphitizing cylinder sliding surfaces with solid graphite, especially for internal combustion engines : de en
  • FR845508A - Universal medical and surgical electricity and radio apparatus : en fr
  • GB511541A - Improvements in or relating to optically indicating measuring instruments : en
  • GB511859A - Improvements in hydraulic couplings : en
  • GB511499A - Improvements in heat and sound insulating mats : en
  • IE15533L - Soap products : en
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  • GB511842A - Improvements in apparatus for dehydrating green forage crops : en
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  • AU493538A - Improvements in or relating to dry shaving machines : en
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  • GB511899A - Improvements in or relating to apparatus for colour kinematography : en
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  • US2170272A - Starch composition : en
  • US2170623A - Means for controlling the output power of electric motors : en
  • USD116267S - Design for a combination mirror : en
  • US2170127A - N-lower-dialkyl-coumarin-3-carbonylamides and process of producing them : en
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  • US2170428A - Four-lens photo-objective : en
  • US2170669A - Automatic printing telegraph exchange system : en
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  • US2170755A - Method of making resin-fiber compositions : en
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  • US2170431A - Alloy : en
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  • US2170048A - Coupled circuit system : en
  • US2170136A - Reserve fuel control system : en
  • US2170339A - Garment : en
  • US2170507A - Heating system : en
  • CA383521A - Torque measuring wrench : en fr
  • US2170145A - Heat exchanger : en
  • US2170291A - Transmission and control mechanism for milling machines : en
  • USD116229S - Design for a bread box : en
  • GB511628A - Improvements in and relating to neckties : en
  • GB511700A - Improvements in or relating to the manufacture of artificial spinnable material frommixed solutions of protein and viscose : en
  • AU108208B2 - Improvements in or relating to electron discharge tube amplifiers : en
  • FR845355A - Thickened oils : en fr
  • GB511555A - An improvement in ophthalmoscopes and ophthalmic refractometers : en
  • US2170425A - Machine for slicing salmon : en
  • AT156825B - Process for the most complete recovery of sugar-containing waste liquors from the sulphite pulp digester. : de en
  • AU108241B2 - Improvements in and relating to totalisators : en
  • US2170120A - Brake beam : en
  • AU32939A - Improvements in or relating to double-walled electric incandescent lamps : en
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  • US2170282A - Drinking device : en
  • US2170734A - Tip for draftsmen's mechanical pencils : en
  • US2170775A - Food impelling mechanism : en
  • US2170256A - Automatic fuel-control device : en
  • DE675580C - Stripping device for single and multi-roller mills : de en
  • DE680339C - Process for the production of plant extracts that remain clear : de en
  • CA383511A - Transmission chain tensioning device : en fr
  • USD116222S - Design for a sprayer or similar : en
  • GB511538A - Improvements relating to electrical switching apparatus with arc-suppressing arrangements : en
  • FR845412A - System for connecting the roof to the side faces at the location of the bay dividers in rail vehicles : en fr
  • GB511818A - Improvements in and relating to washing machines : en
  • FR845487A - Process to improve regenerated cellulose : en fr
  • US2170709A - Portable water color box : en
  • USD116304S - Design fob a dress : en
  • GB511832A - An improved device for use in practising golf strokes : en
  • AU108209B2 - Improvements relating to reinforcements for concrete pipes andthe like : en
  • GB511723A - Lock nut : en
  • US2170722A - Filling nozzle for fuel tanks : en
  • GB511588A - Improvements relating to methods of fixing tubular rivets : en
  • GB511757A - Improvements in and relating to gas blast electric circuit breakers : en
  • GB511895A - Improvements in the manufacture of tea : en
  • GB511635A - Improvements in and connected with electric terminals and the like : en
  • GB511851A - Improvements in or relating to pouring spouts : en
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  • US2170155A - Food product : en
  • US2170444A - Two-speed step-up gear with hydraulic control : en
  • USD116309S - Design for a dress : en
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  • US2170684A - Top cowl vehicle antenna : en
  • AU103039A - Permeability tuned coupling device : en
  • DE680259C - Radio receiver with automatic volume control and noise elimination : de en
  • GB511701A - Organic oxidation products of fatty matter and process of preparing the same : en
  • GB511741A - Improvements in wall plugs : en
  • FR845479A - Rail vehicle specially designed for high speeds : en fr
  • FR49889E - Suspension, more particularly for the rear wheel of motorcycles : en fr
  • GB511630A - Improvements in display or draping stands for wearing apparel and textile material : en
  • GB511781A - Shuttle changing device for weaving looms : en
  • GB511716A - Improvements in methods of generating alkali metals within evacuated devices : en
  • GB511562A - Process for coating inaccessible or difficultly accessible surfaces : en
  • GB511837A - Improvements in and relating to throttle actuating devices for motor vehicles : en
  • GB511841A - Improvements in and relating to the production of aminonitriles : en
  • DE680064C - Method for joining ceramic bodies to metal : de en
  • FR845548A - Process for manufacturing various pigments, in particular Prussian blue and a blood red pigment : en fr
  • GB511768A - Improvements in or relating to extraction of petroleum : en
  • GB511566A - Improvements in the lubrication of textile fibres : en
  • GB511927A - Improvements relating to vehicle door fastenings : en
  • FR845404A - Brabant tractor : en fr
  • DE680109C - Process for the sterilization of surgical sewing material : de en
  • GB511626A - Improvements in or relating to double-walled glass containers and a method of producing the same : en
  • GB511663A - Improvements in or relating to tachymetric compasses : en
  • DE680278C - Wall pot for electrical installation equipment : de en
  • GB511835A - Improvements in an indexing device for machine tools : en
  • GB511731A - Improvements in or relating to a collapsible photographic camera : en
  • DE680140C - Ratchet switch mechanism for counters for registering stroke lengths of changing size, especially for gas meters : de en
  • DE680283C - Electrical capacitor constructed as a combined resistance and capacitance element : de en
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  • US2170582A - Slide gauge : en
  • USD116227S - Design for a cake box : en
  • FR845452A - portable equipment for the measurement and control of phase differences in an installation : en fr
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  • GB511918A - Gravity meter : en
  • DE680049C - Stone catcher for beet leaf washes or the like. : de en
  • GB511827A - Improvements in or relating to ingredients for the manufacture of cosmetics : en
  • FR845439A - Device for controlling electrical circuits, usable as switch or inverter : en fr
  • FR845538A - Plank roof : en fr
  • GB511550A - Improvements in optical projection apparatus : en
  • GR8449B - AERODYNAMIC TYPE SPARAGE DRYING SYSTEM. : el en
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  • FR49893E - Capacitor for deriving high frequency oscillations of power lines : en fr
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  • USD116223S - Design for a slipper : en
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  • DE680085C - Process for the production of stand oils : de en
  • DE680270C - Change gear for bicycles : de en
  • GB511730A - Improvements relating to the catalytic treatment of hydrocarbons : en
  • DE680045C - Dust knocker : de en
  • DE680053C - Respiratory Equipment : de en
  • US2170413A - Governing device : en
  • GB511763A - Improvements relating to garden or like rollers : en
  • GB511572A - Improvements in crucible furnaces : en
  • GB511501A - Improvements in or relating to lamps for vehicles : en
  • GB511803A - Improvements in and connected with garden frames, lights for garden frames and the like : en
  • GB511844A - Improvements in or relating to the manufacture of containers and tubes comprising organic thermoplastic material : en
  • GB511880A - Improvements relating to combined domestic clothes washing and wringing and manglingmachines : en
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  • GB511579A - Arrangement for the construction of high or low frequency amplifying apparatus : en
  • GB511798A - Improvements in or relating to clutch plates : en
  • GB511598A - Improvements in or relating to take-off or delivery mechanism for intermittently taking off or delivering fabric or yarn : en
  • GB511619A - Improvements in lighting fittings : en
  • US2170225A - Method and apparatus for effecting circulation of a liquid in a pipe system : en
  • US2170433A - Method of producing a hard metal alloy : en
  • US2170456A - Electric discharge apparatus : en
  • DE680042C - Process for cleaning raw wool : de en
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  • GB511694A - Compositions comprising cellulose esters or cellulose ethers : en
  • GB511879A - Improvements in and relating to vacuum-tight and high-pressuretight seals between electric lead-in conductors and quartz glass or other hard glass : en
  • US2170143A - Autographic register : en
  • US2170325A - Battery hold-down clamp and method of making the same : en
  • GB511906A - Means for scaring birds and animals : en
  • FR845356A - Induction furnace for aluminum smelting : en fr
  • FR845486A - Process for preparing products of the species of waxes or petroleum jellies : en fr
  • GB511576A - Improvements in or relating to machines for the manufacture of regenerated cellulose film : en
  • FR845366A - Clothes rack : en fr
  • FR845443A - New adjustment process for electrical control equipment comprising several DC motors with series excitation : en fr
  • GB511512A - Improvements in or relating to the preparation of drilling muds : en
  • GB511789A - Improvements relating to moulding presses : en
  • FR49898E - Process for obtaining stable asphalt and bituminous emulsions : en fr
  • GB511792A - Improvements in and relating to electric rectifiers : en
  • FR845375A - Photographic product for color photography or cinematography : en fr
  • GB511766A - Improvements relating to motor road vehicle steering linkage : en
  • AT156807B - Process for crimping vegetable fibers. : de en
  • AU108255B2 - Production ofan interlaced line screen with mechanical scanning means : en
  • US2170526A - Web-perfecting rotary printing press : en
  • US2170633A - Stock stop : en
  • US2170706A - Brick grab : en
  • FR49878E - Detachment pad container system : en fr
  • US2170581A - Vehicle construction : en
  • US2170032A - Auxiliary circulating device for automobile heaters : en
  • US2170217A - Electrical connecting device : en
  • FR845544A - Berth : en fr
  • GB511552A - Hose coupling : en
  • US2170166A - Method of making cutting dies and blade stock therefor : en
  • US2170429A - Telephone system : en
  • US2170369A - Bailer : en
  • US2170446A - Electric discharge apparatus : en
  • IE15538L - Electric discharge lamps : en
  • AU108220B2 - Improvements in or relating to dry shaving machines : en
  • GB511634A - Improvements in casseroles or other covered dishes : en
  • GB511793A - Improvements in and relating to time checking recording apparatus for use with receptacles or tokens : en
  • US2170663A - Electron discharge device : en
  • DE680357C - Shaking device for compressing bulk material or the like. : de en
  • DE680245C - laundry detergent : de en
  • DE680211C - Electric soldering iron : de en
  • DE680048C - Table, in particular a typewriter table, with table top parts that can be moved as a function of one another : de en
  • DE680052C - Lifting device for the tipping bridge of road vehicles, especially trucks : de en
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  • US2170565A - Spring suspension for fork-mounted wheels : en
  • GB511891A - Improvements in and relating to filters : en
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  • US2170334A - Bobbin for wire weaving looms : en
  • US2170304A - Truing attachment : en
  • GB511621A - Machines for distributing and spreading road materials, concrete, and the like : en
  • GB511724A - Improvements relating to compass and like steering apparatus particularly for aircraft : en
  • GB511737A - Improvements in or relating to spring suspension systems : en
  • GR8447B - ASTEROID WOMEN BAG WITH MULTIPLE POCKETS : el en
  • GB511658A - Improvements in or relating to heating installations for buildings : en
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  • DE680322C - Process for the production of iron sleepers by welding them together : de en
  • FR49867E - Electric wave transmission networks : en fr
  • GB511547A - An improved device for rotating screws, nuts, drills and the like by impact : en
  • US2170346A - Control system : en
  • US2170427A - Radiator construction : en
  • DE680144C - harrow : de en
  • FR845401A - Mechanical loading device with loader bucket and conveyor hopper : en fr
  • DE680271C - Release device for loading weights on diving suits : de en
  • US2170170A - Toasting machine : en
  • US2170046A - Negative feedback amplifier : en
  • US2170285A - Detachable collector : en
  • AU339938A - An improved burner for attachment to heating appliances : en
  • DE680182C - Process for the preparation of chlorides of polycarboxylic acids : de en
  • DE680281C - DC-DC single armature converter : de en
  • FR845514A - Cylinder for steam, air, internal combustion, hydraulic or similar engines, or for compressors for air, gas or similar fluids : en fr
  • GB511681A - Improvements in or relating to multiplier systems : en
  • GB511840A - Improvements in and relating to magazine gramophones and the like : en
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  • DE680350C - Fairing for air-cooled aircraft engines : de en
  • FR845455A - Tele opic hatch for sealing silos, hoppers or similar devices : en fr
  • GB511511A - Process for the production of synthetic resins : en
  • AU344938A - Improvements in or relating to the application of coatings to workpieces : en
  • US2170790A - Forced circulation vapor generator : en
  • US2170238A - Hand brake release control : en
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  • GB511503A - Improvements relating to the tuning of radio receivers : en
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  • DE680342C - Centrifugal casting machine for the production of heavy hollow bodies in a vertical mold : de en
  • GB511687A - Improvements in or relating to head lamps for vehicles : en
  • DE680153C - Filling vessel for filling fountain pens with a valve arranged in a spout : de en
  • DK56564C - Process for the Preparation of Optically Active β- (p-Oxyphenyl) -isopropylmethylamines. : da en
  • USD116261S - Design foe an amplifier or the like : en
  • GB511821A - A process for the manufacture of slippers and the industrial product resulting therefrom : en
  • FR49865E - Leaf clutch, especially applicable to automobiles : en fr
  • GB511529A - Improvements in apparatus for displaying curtains and like fabrics : en
  • GB511616A - Improvements in or relating to packing machines : en
  • DE680108C - Photoelectric device : de en
  • GB511929A - A new or improved decorating device : en
  • GB511813A - Improvements in self-lubricating valves : en
  • DE680084C - Process for converting light changes into electrical current changes by means of gas-filled photocells : de en
  • DE680391C - Suction cup : de en
  • FR845527A - : fr
  • US2170222A - Instrument for vaginal treatment : en
  • US2170555A - Ingot mold plug : en
  • US2170640A - Fatigue testing machine : en
  • US2170754A - Combination boot and shoe stretching and lengthening device : en
  • DE680054C - Moldings or shaped bricks made from fermented aerated concrete and process for their production : de en
  • GB511676A - Manufacture of basic condensation products : en
  • GB511726A - Improved methods of making bearings : en
  • US2170731A - Directional control and stabilizing apparatus : en
  • GB511743A - Improvements in or relating to screw-thread gauges : en
  • FR845380A - Improvements to television synchronization systems : en fr
  • FR845423A - Carpet : en fr
  • GB511553A - Improvements in or relating to conveyors : en
  • GB511884A - Improvements in and relating to valves for steam traps : en
  • US2170396A - Temperature-controlling means for rubber mill pans or the like : en
  • FR49882E - Device and method for operating cells in which fine or granular material is processed : en fr
  • US2170174A - Electric resistance heating element : en
  • US2170112A - Construction of car trucks and working parts thereof : en
  • FR49888E - Process for preventing corrosion of magnesium and magnesium alloys : en fr
  • GB511691A - Improvements in producing matt light-sensitive photographic paper : en
  • US2170670A - Salts of 2-mercapto-benzothiazole : en
  • FR845458A - Process for the production of alkaline nitrates and ammonium chloride in pure form : en fr
  • US2170286A - Textile printing machine : en
  • DE680123C - Catenary : de en
  • USD116276S - Design fob a brace connector : en
  • DE680118C - Process for the production of condensation products from urea or its derivatives and formaldehyde : de en
  • US2170419A - Stringer tape : en
  • US2170226A - Method and apparatus for sorting and setting double-headed chaplets : en
  • DE680179C - Purification of carbon disulfide : de en
  • US2170589A - Tree and plant protector : en
  • AT156841B - Knitted fabric with bar stitches. : de en
  • GB511527A - Improvements in or relating to coupling devices for pipes and the like : en
  • GB511830A - An improved method of and means for advancing a work-piece and turning it about an axis : en
  • DE680203C - map : de en
  • GB511903A - Control of valve mechanism of internal combustion engines : en
  • IE15327L - Electric discharge lamps : en
  • US2170620A - Process for treating mineral oils : en
  • US2170435A - Gas analysis apparatus : en
  • GB511652A - Improvements relating to aeroplanes and the control thereof : en
  • GB511920A - Improvements in or relating to vibrating members for electrodynamic loudspeakers or other vibration converters : en
  • AU395039A - Improvements in electron multipliers : en
  • US2170111A - Manufacture of amines : en
  • US2170315A - Universal joint : en
  • US2170603A - Window : en
  • US2170736A - Gear-shifting mechanism : en
  • USD116291S - Design fob a pin clip : en
  • US2170343A - Vapor generator : en
  • US2170035A - Lasting machine : en
  • US2170292A - Line tightener : en
  • CA383544A - Expulsion fuse : en fr
  • AU108230B2 - v Improvements in or relating to cathode ray tubes : en
  • US2170337A - Surge-protected circuit interrupter : en
  • US2170512A - Meat cutter : en
  • DE680165C - Relay circuit designed especially for telecontrol systems : de en
  • CA383512A - Transmission chain tensioning device : en fr
  • GB511883A - Improvements in and relating to display devices : en
  • US2170053A - Refrigerator car door : en
  • US2170621A - Knitting apparatus : en
  • USD116297S - Design fob a pin clip : en
  • USRE21178E - Refrigeration apparatus : en
  • AU94239A - Improvements in electric cables : en
  • FR845484A - Apparatus for proportionally mixing liquids, in particular generator feed water and a solution of chemicals : en fr
  • CA383560A - Drill bit : en fr
  • US2170359A - Electrical connector : en
  • CA383577A - Metal object hot-dipping method : en fr
  • US2170527A - Centering device for drift recording instruments : en
  • CA383561A - Azo-dyestuff : en fr
  • GB511655A - Apparatus for playing games : en
  • US2170056A - Method for automatic indication of inflammable gas admixtures : en
  • USD116329S - Design for an electrician s test set : en
  • AU347038A - Improvements relating to wired radio service system : en
  • CA383582A - Electrical insulating material : en fr
  • US2170216A - Snap fastener : en
  • USD116320S - Design for a wheel tractor : en
  • DE680229C - Device for feeding rod-shaped material for machine tools, in particular automatic or semi-automatic swiveling bars : de en
  • FR49887E - System allowing the reversibility of the cuffs and collars of men's shirts : en fr
  • USD116234S - Design for a fudge warmer or : en
  • DE680024C - Process for the simultaneous desulphurisation and deoxidation of iron and steel : de en
  • DE680039C - Sheet metal bodies for electrical machines or devices, divided by radial air slots and provided with longitudinal ducts for the cooling air : de en
  • FR845364A - Improvements to the processes for joining the ends of circles in metal bands : en fr
  • FR845408A - Shutter system for cinematographic projectors illuminated by periodically variable light sources : en fr
  • FR845381A - Manufacturing process of permanent magnets : en fr
  • GB511900A - Improvements in and relating to firearms : en
  • AT156821B - Process for the production of clichés, printer's type, printing plates and embossing plates from hardened fibers, paper, etc. : de en
  • AU345138A - Method and apparatus for the rectification of boiler vapour in absorption refrigerating apparatus : en
  • US2169997A - Process of carroting fur and the like and composition therefor : en
  • US2170341A - Switch unit : en
  • US2170405A - Heat transfer device for corrugator rolls : en
  • DE680040C - Arrangement for the measurement of magnetic constant fields : de en
  • CA383595A - Variable pitch propeller : en fr
  • GB511910A - Improvements in and relating to the regulation of electric converters : en
  • CA383495A - Pleated sheet material : en fr
  • AT156819B - Process for improving pesticides. : de en
  • AT156832B - Properly crafted stocking and process for its manufacture. : de en
  • US2170199A - Shoulder pad and method of making same : en
  • US2170271A - Starch composition and process : en
  • US2170486A - Yieldable core for casting heavy hollow steel blocks : en
  • AT156783B - Slot burners, especially for surface hardening. : de en
  • US2170601A - Process of producing material for purifying liquids : en
  • FR845470A - Improvements to heating radiators : en fr
  • US2170043A - Coating process : en
  • US2170240A - Master controller device : en
  • US2170782A - Electric capacitor : en
  • US2170026A - Burglar-alarm wall construction : en
  • US2170528A - Vacuum mop cleaner : en
  • DE680266C - Piston with ball stud for power machines : de en
  • DE680051C - Membrane sifter for cellulose, paper pulp, etc. like : de en
  • AT156802B - Process for the vitalization of parts of plants and the promotion of plant growth. : de en
  • DE680081C - Remote controlled electromotive reversing drive : de en
  • DE680119C - Single-letter casting and setting machine : de en
  • FR845393A - Method and device for annealing and heat treatment of sheets : en fr
  • GB511926A - Improvements in the process for treating rubber and products obtained thereby : en
  • CA383487A - Sled brake : en fr
  • US2170302A - Locomotive smoke box shroud and hinge therefor : en
  • US2170077A - Stocking and method of making the same : en
  • US2170235A - Tack button : en
  • US2170251A - Television tube : en
  • DE680268C - Development process for light-sensitive layers containing diazo compounds : de en
  • US2170414A - Rotary diesel engine : en
  • US2170375A - Electrodeposition of aluminum : en
  • US2170641A - Illuminated advertising display : en
  • DE665064C - Process for the production of a humus fertilizer by steaming peat : de en
  • DE680060C - Single-base electric discharge lamp : de en
  • AT156822B - Process for the production of enamels clouded white with zirconium oxide or the like, in particular powder enamels. : de en
  • CA383542A - Electric cut-out : en fr
  • FR845402A - Advanced training in electrical transmission devices : en fr
  • USD116230S - Design for a toy : en
  • GB511931A - Improvements in or relating to door locks : en
  • AT156773B - Impact apparatus. : de en
  • US2170093A - Portable autographic register : en
  • CA383496A - Sewing machine : en fr
  • USD116221S - Design for a casing for suction : en
  • US2170497A - Fuel combustion control system : en
  • USD116332S - Design for a shaving device : en
  • AU455138A - Improvements in means for preventing brightness distortion inthe transmission of television andthe like : en
  • DE680148C - Transverse sliding bearing with several overpressure-free bearing fields : de en
  • GB511815A - Improvements in discharge lamps : en
  • GB511536A - Improvements in or relating to the treatment of textile fibres : en
  • USD116277S - Design fob an aircraft landing : en
  • DE680344C - Shoe drying device : de en
  • GB511873A - Improvements in attaching means for flushing cisterns : en
  • DE680201C - Pressure medium brake for motor vehicle trains, in the case of overrun bumps or delay strains are used to brake the trailer : de en
  • GB511492A - Improved process for the preservation or storage of living vegetable substances, particularly fruit and vegetables : en
  • AU108215B2 - Improvements in means for preventing brightness distortion inthe transmission of television andthe like : en
  • FR845515A - Hydraulic motor : en fr
  • GB511524A - Improvements in or relating to concentric trunk communication cables : en
  • US2170081A - Strainer cleaning device : en
  • US2170254A - Refractory : en
  • US2170689A - Scaffolding suspension : en
  • US2170252A - Transformation of relaxation oscillations : en
  • US2170730A - Apparatus for deterging radiators : en
  • CA383541A - Elastic fluid engine control : en fr
  • DE680041C - High pressure electric vapor discharge lamp with cylindrical vessel : de en
  • GB511894A - Improvements in sugar tongs : en
  • GB511897A - Improvements in and relating to the manufacture and production of synthetic tanning materials : en
  • DE680061C - Automatic arc welding device for coated electrodes : de en
  • US2170327A - Combined alternating pump and control valve : en
  • DE680100C - Device for shearing on partial chain trees : de en
  • US2170502A - Machine tool transmission : en
  • US2170547A - Pressure extraction vessel shell : en
  • AT156829B - Process for regulating pressure in the manufacture of plastic matrices. : de en
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  • US2170298A - Electrical distribution system : en
  • US2170397A - Signal transmission system : en
  • US2170311A - smith : en
  • US2170457A - Electric discharge apparatus : en
  • BE436056A - : en
  • AT156805B - Process for the production of coffee substitutes and coffee additives. : de en
  • US2170018A - Frozen rail joint : en
  • US2170037A - Accelerator of vulcanization : en
  • US2170366A - Rotary internal combustion motor : en
  • US2170420A - Paper receptacle : en
  • US2170169A - Treating hydrocarbon oil : en
  • DE680113C - Cooling bed for tube rolling mills : de en
  • DK56586C - Seam collection device for oblique collection of nails in heels by attaching these to footwear. : da en
  • FR845406A - Improvements to safety devices against failure of the driver or driver of a vehicle, such as a motor car or railway locomotive : en fr
  • GB511802A - Improvements in or relating to bearings for shafts of grinding machines : en
  • US2170073A - Ornamental chain : en
  • US2170294A - Electrical stringed musical instrument : en
  • US2170410A - Electron discharge tube : en
  • AU108258B2 - Improvements in or relating to television reproducer apparatus : en
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  • USD116284S - Design for a dress : en
  • AU108216B2 - Apparatus for use in jacking motor vehicles : en
  • CA383509A - Tire removing tool : en fr
  • DE680032C - Compressed gas switch for high voltages with a cut-off arc burning in the open air : de en
  • DE680172C - Ten switching device for adding machines : de en
  • DE680180C - Manufacture of dehydrated borax by gradually heating crystallized borax : de en
  • DE680292C - Piston spring holder with a piston rod consisting of parts that can be screwed together telescopically : de en
  • US2170563A - Reversible woven elastic fabric : en
  • AT156810B - Process for the preparation of granular or spherical polymerization products. : de en
  • AU108211B2 - Improvements in or relating to devices for unwinding or winding skeins of wool andthe like : en
  • CA383525A - Moulded matrix manufacture : en fr
  • DE680057C - Gas burner : de en
  • US2170762A - Let-off mechanism for looms : en
  • US2170138A - Footwear traction device : en
  • US2170179A - Pick or plectrum : en
  • US2170335A - Adjustable closure for containers : en
  • US2170539A - Toy balloon : en
  • US2170472A - Method of attaching nuts to metal plates or similar articles or members : en
  • DE680309C - Direction indicators for bicycles and motorcycles : de en
  • FR845520A - Two-stroke internal combustion engine, in which the purging air follows a cuspid path : en fr
  • US2170245A - Safety bill handling chest : en
  • US2170374A - Control switch : en
  • US2170116A - Combination brake beam and head : en
  • US2170201A - Adjustable electric lamp : en
  • AT156824B - Method and mold for the manufacture and vulcanization of rubber goods. : de en
  • US2170578A - Guider : en
  • US2170442A - Twitch : en
  • USD116322S - Design for a trailer : en
  • US2170496A - Process and apparatus for interacting fluids : en
  • DK56577C - Protective device by handle for pots and other cookware. : da en
  • GB511582A - Earth moving device : en
  • GB511882A - Improvements in and relating to ventilators : en
  • DE680336C - Electrically heated boiling water overflow tank with temperature controller : de en
  • DK56562C - Procedure for the Production of Hydrocarbons. : da en
  • FR49870E - Process to protect magnesium and its alloys against corrosion : en fr
  • FR845378A - Multiplex telephone systems : en fr
  • GB511814A - Improvements in drop-hammers : en
  • FR845482A - Incandescent electric lamp with a gaseous atmosphere containing nitrogen : en fr
  • GB511585A - Process for the preparation of vitamin-enriched foodstuffs : en
  • GB511614A - Production of organic compounds containing sulphur, chlorine and oxygen : en
  • FR49892E - Chassis for motor vehicles : en fr
  • GB511711A - Improvements relating to kerbs for roadways : en
  • DE680199C - Primer : de en
  • FR845374A - Process for the preparation of aluminous minerals containing silica by calcination with a view to disintegration by means of acids : en fr
  • FR845474A - Improvements to vacuum cleaning devices : en fr
  • GB511498A - A process for the de-waxing of oils : en
  • USRE21180E - Rotary disk edging machine : en
  • GB511736A - Improvements in optical systems for stereoscopic recording apparatus having a double objective : en
  • DE680347C - Electric oven : de en
  • GB511575A - Improvements in or relating to boot or shoe stiffeners : en
  • GB511593A - Improvements in making alloys containing iron, chromium, silicon and carbon : en
  • US2170521A - Alarm lock : en
  • CA383553A - Gas analyzer : en fr
  • GB511774A - Improvements in or relating to means for trapping or cutting yarns in doubling or twisting machines : en
  • FR845501A - Process for resistance spot welding or bead welding : en fr
  • GB511509A - Improvements in or relating to end fittings for electric cables having refractory insulation and their attachment to the ends of such cables : en
  • GB511590A - Improvements in or relating to the treatment of electrodes for electrolytic devices, such as electrolytic condensers : en
  • US2170211A - Machine tool : en
  • GB511520A - Improvements in and relating to fire-escape ladders : en
  • US2170105A - Dispenser : en
  • US2170443A - Mounting of cylinders in motors : en
  • US2170643A - Rubbing machine : en
  • GB511886A - Artificial horn plates and process for making same : en
  • DE680173C - Plate crusher : de en
  • DE680294C - Amplifier circuit : de en
  • GB511570A - Improvements in and relating to electric ship's drives : en
  • GB511685A - Improvements in cooling or cold storage containers for ices and other frozen comestibles : en
  • DK56582C - Lifting trolley. : da en
  • US2170326A - Fuel : en
  • US2170576A - Air conditioning apparatus : en
  • GB511698A - Improvements in or relating to air-space insulated electric conductors : en
  • FR49891E - Front wheel suspension for motorcycle : en fr
  • GB511799A - Improvements in or relating to clutch plates : en
  • FR49881E - Improvements to coaxial conductors : en fr
  • US2170666A - Wheel : en
  • US2170057A - Shock absorbing device : en
  • US2170313A - Pump jack : en
  • US2170515A - Sensitometer : en
  • AT156833B - Support roller set for trough conveyor belts. : de en
  • FR845502A - Device making it possible to read the average values of the powers: active and reactive and to deduce the average values of the apparent power and the power factor of an electrical installation for the period with the highest average intensity of the current : en fr
  • FR845519A - Improvements in the manufacture of artificial filaments, threads and the like : en fr
  • DE680330C - Rotary multiplier with a laterally displaceable line or section width humidifier : de en
  • FR845463A - Balanced contactor : en fr
  • GB511601A - Improvements in or relating to the manufacture of non-metallic collapsible tubes andthe like containers : en
  • GB511823A - Improvements in or relating to photographic film packs : en
  • USD116272S - Design fob a combined manicure : en
  • GB511728A - Improvements in float-controlled apparatus for raising liquids by means of compressed air : en
  • FR49855E - Process for stabilizing polyvinyl resins and in particular those based on polyvinyl acetals : en fr
  • GB511808A - Improvements in wheel suspension means for vehicles : en
  • USD116287S - Design for a coat : en
  • US2170320A - Rock bit : en
  • USD116233S - Design for a brooch ob similar : en
  • FR845440A - Automatic machine for collecting and tying bundles of branches such as vine shoots and others : en fr
  • DE680219C - Inclined grate firing : de en
  • FR49900E - Automatic adjustment device for pressurized hearth steam generators or similar apparatus : en fr
  • FR845387A - Rail traffic control unit : en fr
  • GB511494A - Improvements in and relating to electrical heating elements and articles for use at high temperatures : en
  • GB511639A - A motor for the conversion of heat to power : en
  • GB511850A - Improvements in or relating to thermionic valve circuit arrangements : en
  • GB511928A - Improvements in or relating to propellor fans : en
  • GB511544A - Motor drive for cycles : en
  • US2170210A - Observation unit for bees or the like : en
  • FR845495A - Shoveling and extraction machine : en fr
  • GB511581A - Improvements in or relating to drag flaps for aeroplane wings : en
  • GB511785A - Improvements in or relating to machines for moulding and embossing sweets : en
  • FR49876E - Process for the preparation of tertiary alcohols of the cyclopentanopolyhydro-phenanthrenic series : en fr
  • US2170322A - Cigarette package : en
  • USD116283S - Design for a dress ensemble : en
  • GB511617A - Improvements in or relating to packing machines : en
  • GB511589A - Process for the optical copying of colour films : en
  • CA383489A - Carding machine : en fr
  • CA383568A - Composite bearing structure : en fr
  • FR845480A - Transporter-tug for surface and gallery operations : en fr
  • GB511783A - Improvements in or relating to light-distributing and directing devices : en
  • GB511682A - Improved apparatus for converting continuous bundles of artificial filaments into a sliver of staple fibre : en
  • DE680166C - Method for attaching contacts to electrical resistance bodies made of sintered, semiconducting metal oxides : de en
  • FR845541A - Catalyst regeneration process : en fr
  • DE680163C - Method for synchronizing television sets with endless belt-shaped scanning devices : de en
  • GB511600A - Improvements relating to the control of cathode ray tubes in television apparatus : en
  • US2170364A - Packaging structure : en
  • DE680063C - Spotlight placed in the opening of a wall, e.g. of a motor vehicle is installed : de en
  • FR845472A - Improvements to berth systems : en fr
  • US2170100A - Code setting device for signal systems : en
  • US2170101A - Air conditioning system for railway cars : en
  • AU108250B2 - Improved thermostatically controlled oil or spirit vapourizer for lighting and heating burners : en
  • DE680138C - Scale with switchable additional weights : de en
  • USD116238S - Design for a cushion cap for cash : en
  • AU108225B2 - Improvements in or relating to double-walled electric incandescent lamps : en
  • US2170739A - Joint or connection : en
  • US2170065A - Making carbonaceous zeolites : en
  • US2170529A - Photographic lighting apparatus : en
  • US2170612A - Combination capillary tube and bulb and method of making same : en
  • US2170644A - Wetting and spreading agent for oils : en
  • US2170204A - Clothespin : en
  • US2170726A - Damper structure : en
  • US2170757A - Power hammer : en
  • CA383591A - Weatherstrip : en fr
  • US2170224A - Upholstered furniture : en
  • US2170253A - Method of making water-soluble capsules for cosmetic purposes : en
  • US2170752A - Filament of rayon from viscose : en
  • US2170767A - Snap switch : en
  • US2170218A - Mechanism for edge staining leather and the like : en
  • GB511695A - Improvements in electric signalling systems : en
  • US2170167A - Electric outdoor display system : en
  • GB511898A - Improvements in typewriters, calculating machines and like office machines : en
  • US2170189A - Lighting fixture : en
  • US2170295A - Garage door construction : en
  • FR845453A - Improvement in processes for the treatment of gaseous or liquid hydrocarbons : en fr
  • GB511557A - Improvements in or relating to apparatus for use in mining : en
  • US2170518A - Salad dressing : en
  • DE680096C - Sleeve with bearings for swiveling attachment of flag cloths to flagpoles : de en
  • DK56570C - Remote Control Cable or Conductor with Airspace Insulation. : da en
  • FR49859E - Magnesium alloys with high mechanical strength and corrosion resistance : en fr
  • FR845546A - Parasiticide intended for the destruction of animals harmful to agriculture, horticulture, etc., especially of the mollusc group: slugs, groupers, snails, etc. : en fr
  • FR845431A - Individual part anti-slip chains for vehicle wheels : en fr
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  • US2170667A - Water-lubricated bearing : en
  • USD116224S - Design for a display rack or similar : en
  • FR49894E - Electric machine with permanent magnet excitation : en fr
  • DE680065C - Washing and sorting device : de en
  • FR845489A - Process for improving insulating layers composed of glass filaments and mineral wool : en fr
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  • DE680337C - Thin-walled sleeve for the connection of separated, encased arc welding electrodes : de en
  • DE680073C - Device for converting invisible into visible images : de en
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  • GB511632A - Improvements in tables, tea-trollies and the like : en
  • AT156751B - Arrangement for the tendering of discussion slips. : de en
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  • US2170188A - Collapsible core : en
  • US2170328A - Art of lapping or grinding : en
  • US2170151A - Internal combustion engine : en
  • US2170365A - Draw works having dual drive : en
  • US2170438A - Optical apparatus : en
  • FR845386A - Machine for sorting and preserving fruit : en fr
  • US2170776A - Flush tank utility shelf : en
  • US2170011A - Method of making a tap attaching device for containers : en
  • US2170044A - Label-removing machine : en
  • DE680183C - Process for bleaching sulfonated oils and fats : de en
  • US2170480A - Oil burner : en
  • US2170651A - Fuel feeding system : en
  • US2170733A - Mechanical movement : en
  • US2170378A - Container : en
  • US2170012A - Vehicle wheel truck : en
  • FR845422A - Fuel injection device in internal combustion engines : en fr
  • FR845535A - Device for varying the ignition instant of an arc converter : en fr
  • GB511822A - An improved process for stabilising and purifying cellulose triacetate : en
  • GB511833A - Improvements in vehicle mudguards and the like : en
  • DE680277C - Device for displaying the settings of telecommunications equipment : de en
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  • USD116215S - Design for a slipper : en
  • USRE21179E - Ornamental wheel disk : en
  • US2170483A - Fastener : en
  • USD116246S - Design for a flexible neckpiece : en
  • CA383584A - Board game : en fr
  • CA383598A - High frequency coupling device : en fr
  • US2170698A - Fuse support : en
  • US2169994A - Manifolding : en
  • US2170186A - Hand guard for fishing reels : en
  • DE680080C - Electrical resistance surrounded by an insulating sleeve, preferably made of synthetic resin : de en
  • GB511528A - Improvements in or relating to packed glands and to packing therefor : en
  • US2170404A - Artillery type wheel for vehicles : en
  • GB511889A - Improvements in gas-filled electric incandescent lamps : en
  • US2170448A - Electric discharge apparatus : en
  • US2170126A - Skirt blocking device : en
  • US2170599A - Veterinary dose gun : en
  • US2170387A - Glaze : en
  • US2170475A - Automatic fidelity control : en
  • USD116280S - Design for an evening gown : en
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  • DE680362C - Cloth shoe with rubber sole : de en
  • US2170108A - Stabilized hypochlorite solution and method therefor : en
  • US2170195A - Sterilizing apparatus : en
  • AU370138A - Improvements in or relating to devices for unwinding or winding skeins of wool andthe like : en
  • US2170356A - Display stand : en
  • US2170061A - Neckband clamp : en
  • US2170423A - Sheet feeding mechanism : en
  • US2170200A - Head gate control device : en
  • DE680155C - Traffic signal system with control means influenced by traffic : de en
  • DE680368C - Vehicle suction gas generator for fuel free of volatile components : de en
  • DE680214C - Box-like, foldable vehicle trailer : de en
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  • US2170677A - Refuse receptacle : en
  • US2170697A - Warp loom : en
  • US2170017A - Process of converting soluble into insoluble cellulose derivatives : en
  • US2170109A - Forming wire support for paper machines : en
  • US2170275A - Conversion of hydrocarbons : en
  • DE680171C - Fault recorder : de en
  • FR845543A - Method and apparatus for conditioning and introducing into fermentation tanks debris or other foam-suppressing material : en fr
  • FR49866E - Improvements to textile materials consisting of several layers woven together : en fr
  • FR845417A - Mechanical servo-brake : en fr
  • DE680177C - Connection made from flat iron, especially for polygonal pit lining made of web profiles, e.g. railway tracks : de en
  • FR49895E - Manufacturing process of phosphate fertilizers : en fr
  • GB511788A - Improvements in and relating to switches for light railways and the like : en
  • GB511533A - An improved tuning arrangement for wireless receivers : en
  • FR845460A - Apparatus for spraying liquids or powdery materials : en fr
  • FR845526A - Improvements in the treatment of cellulose derivatives : en fr
  • GB511904A - Control of internal-combustion engines : en
  • FR845391A - Cathode ray tubes : en fr
  • GB511893A - Improvements in or relating to the mounting of boilers of mallet locomotives : en
  • DE680204C - Process for the production of ceramic capacitor dielectrics : de en
  • AU108213B2 - Improvements in and relating to fluorescent material : en
  • US2170764A - Yarn swift : en
  • USD116300S - Design fob an exhaust pipe extension : en
  • US2170707A - Necktie form : en
  • AU512438A - Improved means for use in cleaning animal intestines or casings : en
  • FR845530A - Method of mounting a portable measuring device and instrument thus obtained : en fr
  • US2170584A - Circuit breaker : en
  • DE680246C - Device for applying paper stock to the paper machine screen : de en
  • US2170268A - Alloy steel for the manufacture of motor valves : en
  • US2170721A - Scaling device : en
  • GB511563A - Improvements in electromagnetic relays : en
  • AU108219B2 - Improvements in or relating tothe production of electrically conductive and fire resistant articles composed wholly or mainly of rubber orthe like : en
  • FR49897E - Automatic showcase : en fr
  • DE635495C - Process for the preparation of pregnanolones : de en
  • GB511877A - A process for producing approximately pure manganese compounds from initial substances of a manganese nature : en
  • GB511507A - Improvements in or relating to two-stroke internal combustion engines : en
  • DK56565C - Steam generator. : da en
  • US2170063A - Wall bracket for bottles : en
  • DE680196C - Setting and locking means for the backrest of a deck chair that can be adjusted automatically by shifting the body weight : de en
  • USD116273S - And corer : en
  • US2170716A - Method and apparatus for taking sample cores : en
  • FR845383A - Synthetic mineral materials, binders intended for their manufacture, agglomerates manufactured using these binders and process for preparing these various products : en fr
  • GB511881A - Improvements in testing stations for internal combustion engines : en
  • US2170647A - Wheel construction : en
  • US2170788A - Fishing line leader : en
  • USD116226S - Design fob a wastebasket ob similab : en
  • GB511912A - Improvements in low-frequency amplifiers with volume control : en
  • US2170618A - Cushion and mattress spring : en
  • AT156791B - Process for increasing the tensile strength of a metal and composite bodies produced therefrom. : de en
  • GB511786A - Improvements in or relating to the treatment of filaments or threads : en
  • US2170128A - Brake mechanism for motor vehicles : en
  • US2170227A - Collapsible baby carriage : en
  • US2170173A - Nonpouring self-measuring dispensing container : en
  • US2170773A - Bobbin : en
  • CA383579A - Segmental abrasive wheel : en fr
  • AT156814B - Process for the production of provitamin D preparations and animal feed with anti-rachitic properties. : de en
  • CA383565A - Charge storage tube : en fr
  • US2170157A - Electronic switch device : en
  • GB511819A - Improvements in or relating to furnaces or kilns : en
  • FR49862E - Window for protective clothing against heat, flame or gas : en fr
  • GB511599A - Methods of clarifying the atmosphere : en
  • US2170255A - Shearing of material : en
  • US2170605A - Grinding wheel truing apparatus : en
  • DK56583C - Movable Floor for Trucks. : da en
  • AU501538A - Improvements in or relating to piston rings : en
  • USD116285S - Design for a dress ensemble : en
  • US2170609A - Machine for cutting slide fastener strips : en
  • GR8451B - SUBMERWATER CREW SUBMISSION SYSTEM. : el en
  • AT156823B - Process for the production of sulphite pulp. : de en
  • CA383578A - Christmas tree ornament : en fr
  • DE680198C - Suspension device for nibs on recording instruments : de en
  • DE680236C - Wrench : de en
  • US2170678A - Apparatus for treating materials : en
  • US2170329A - Apparatus for lapping or abrading : en
  • US2170153A - Waffle iron : en
  • CA383537A - Refrigerating machine : en fr
  • CA383531A - Plant propagation : en fr
  • US2170412A - Circuit breaker : en
  • US2170577A - Device for straightening hair : en
  • FR845419A - Improvements to skis : en fr
  • GB511801A - Improvements in or relating to seats : en
  • AU344538A - Electrolytic liquid condensers : en
  • US2170214A - Radiator used with internal combustion engines : en
  • CA383505A - Fire alarm system : en fr
  • US2170051A - Support for candy molds : en
  • AT156809B - Process for the production of molded articles from synthetic resin. : de en
  • US2170498A - Wheel and axle assembly : en
  • US2170082A - Strainer cleaning device : en
  • US2170505A - Recorder apparatus : en
  • US2170556A - Process and apparatus for making rivets : en
  • GB511727A - Electrical condensers : en
  • USD116266S - Design for a die head : en
  • US2170220A - Hair waving apparatus : en
  • US2170293A - Setting and indicating device for change speed transmissions : en
  • US2170432A - Hard metal tool alloy : en
  • US2170506A - Process for the purification of naphthenic acids : en
  • US2170624A - Process for the preparation of pentaerythritol : en
  • US2170652A - Appliance for protecting portions of a shoe during cleaning or polishing : en
  • AT156817B - Process for the production and use of stable pigment dispersions. : de en
  • CA383551A - Cylinder grinding device : en fr
  • US2170382A - Party lounge and furniture construction : en
  • US2170494A - Grinding machine : en
  • US2170459A - Spring-action clothesline reel : en
  • US2170468A - Automatic magnetic tack hammer : en
  • US2170389A - Apparatus for use in repairing commutators : en
  • FR845353A - Device for adjusting the liquid level : en fr
  • US2170273A - Adhesive composition : en
  • DE680280C - Device for achieving high acceleration for the armature of traveling field motors : de en
  • DE680188C - Device for maintaining the stability of electric vehicle drives : de en
  • FR845498A - Dry straightener with tubular straightening elements : en fr
  • AT156836B - Device for the production of cigarettes provided with or with filter plugs. : de en
  • CA383498A - Movable headlight reflector : en fr
  • US2170090A - Phonograph record : en
  • AU108226B2 - Fire resisting compositions for coating or impregnating textile materials andother articles : en
  • US2170720A - Milk can construction : en
  • DE680385C - Fuel injection pump for compressorless diesel engines : de en
  • AT156815B - Process for the production of substances treated with waterproofing mixtures which are made of rubber or the like or contain such substances. : de en
  • AT156842B - Butter cutter. : de en
  • CA383532A - Refractory material production : en fr
  • AU108233B2 - Improvements in or relating to alternating systems : en
  • CA383518A - Ferrous section quenching apparatus : en fr
  • US2170654A - Adhesive-coated paper : en
  • USD116278S - Design for an evening gown : en
  • AT156849B - Motor vehicle with a compensating device to prevent skidding when cornering. : de en
  • CA383514A - Printing device : en fr
  • US2170645A - High frequency amplifier : en
  • US2170013A - Shelf : en
  • US2170600A - Safety clearance lamp : en
  • US2170372A - Azo dyestuffs : en
  • US2170761A - Mechanical pencil : en
  • AT156768B - Adjustable capacitor. : de en
  • US2170608A - Gear generator : en
  • FR845438A - Fastening system, working in shear, for mounting structural partitions, working in shear, in railway vehicles : en fr
  • GB511829A - Improvements in or relating to holders for magnets of high coercive force : en
  • GR8450B - SPECIAL GRATES FOR THE PRODUCTION OF A PRODUCT ACCORDING TO THE PROTECTED BY NO. 7950 SYSTEM PATENT. : el en
  • AT156818B - Pressurized liquid fuel for lighting, heating and driving engines. : de en
  • US2170031A - Core mounting : en
  • US2170403A - Telephone system : en
  • US2170519A - Impact forging : en
  • US2170158A - Method of decarbonizing a carbon holding metal, for instance pig iron : en
  • AU108247B2 - An improved burner for attachment to heating appliances : en
  • DE680149C - Crankshaft lubrication : de en
  • DE680167C - Oil burner with horizontally arranged, circumferential, funnel-shaped, smooth inside atomization cup : de en
  • GB511608A - An improved chair for infants : en
  • GB511776A - Improvements in and relating to rotary pumps : en
  • AU44839A - Fire resisting compositions for coating or impregnating textile materials andother articles : en
  • US2170099A - Engine having diametrically opposed cylinders : en
  • US2170628A - Process of refining lubricating oils : en
  • US2170107A - Process for bleaching tobacco : en
  • US2170789A - Egg turning mechanism for incubators : en
  • US2170185A - Menthyl anthranilate and process of preparing same : en
  • US2170323A - Rivet setting device : en
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  • USD116286S - Design for a coat : en
  • AU560038A - Pressure cookers : en
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  • CA383499A - Bicycle safety device : en fr
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  • AU416938A - Improvements in or relating to diaphragm sealed valves : en
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  • US2170306A - Treatment of hydrocarbons : en
  • US2170778A - Hair fastener : en
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  • DE680366C - Voltage regulating sheathed transformer : de en
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  • US2170747A - Apparatus for gauging wetted material : en
  • AU423838A - Improvements in and relating to fluorescent material : en
  • CA383570A - Laminated glassine paper : en fr
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  • US2170267A - Alloy steel : en
  • USD116212S - Design for a lamp shade : en
  • US2170594A - Line release clip and signal : en
  • US2170450A - Illuminating circuits : en
  • US2170567A - Pen feeding machine : en
  • US2170664A - Temperature compensation device : en
  • US2170022A - Machine for shaping soles : en
  • CA383596A - Paper pulp fermentation process : en fr
  • CA383519A - Railway track equipment : en fr
  • US2170137A - Train control mechanism : en
  • US2170407A - Hammer mill : en
  • US2170449A - Electric discharge apparatus : en
  • AU108218B2 - Improvements in or relating to clothes washing machines : en
  • CA383528A - Plant propagation : en fr
  • US2170134A - Bearing seal : en
  • US2170544A - Multiplying machine and impulse emitter therefor : en
  • USD116214S - Design for a bottle or similar : en
  • AU108210B2 - Improvements relating to wired radio service system : en
  • US2170181A - Elastic pipe joint : en
  • US2170196A - Method of sterilizing food products : en
  • US2170712A - Dye wheel : en
  • USD116252S - Design fob a radial pump unit : en
  • US2170361A - Method of making ductile laminated metal : en
  • CA383486A - Sewage treating process : en fr
  • US2170047A - Permanent magnet of copper-cobalt-nickel alloy : en
  • USD116314S - Design for an electric traffic : en
  • CA383580A - Anesthetic administration apparatus : en fr
  • AT156803B - Method of avoiding the offensive smell that occurs when preparing sea fish. : de en
  • GB511773A - Improvements in the production of photographic multi-colour pictures : en
  • US2170038A - Telephone and telegraph exchange system : en
  • US2170118A - Car truck side frame : en
  • US2170370A - Direction indicator : en
  • AU108264B2 - Improvements in or relating to alternating current signal receiving circuits : en
  • US2170611A - Method of iodine fixation and product thereof : en
  • US2170671A - Flume and ditch lining : en
  • AT156784B - Process for producing welded housings for valves, slides and the like like : de en
  • AT156844B - Cross-ribbed warp knitted fabric. : de en
  • US2170085A - Insulating covering for hot air furnaces : en
  • USD116231S - Design fob a chair : en
  • US2170317A - Electric contact member : en
  • GB511637A - Improvements in current converters employing grid-controlled ionic valves : en
  • GB511692A - Manufacture of azo-dyestuffs : en
  • GB511846A - Improvements relating to the heat treatment of metals and the like : en
  • FI18567A - Frequency setting for electrolytic oxidation of aluminum alloys : en fi
  • FR845400A - Code-decoupler for electric, mechanical, or other wiper : en fr
  • AU108214B2 - Means for enlarging small picture details ina television receiver : en
  • DE680200C - Device for keeping foodstuffs, in particular fish, fresh : de en
  • GB511540A - Improvements in and relating to the production of wool-like artificial fibres : en
  • US2170554A - Needle-lubricating mechanism : en
  • USD116305S - Design fob a dress : en
  • FR845490A - Cellulose wool cutting process and device for its production : en fr
  • GB511497A - Improvements in and relating to moulds particularly for moulding synthetic resin : en
  • GB511530A - Improvements in vehicle lamps : en
  • CA383510A - Stable disinfectant : en fr
  • GB511565A - Improvements in and relating to nickel-chromium alloys : en
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  • DE680284C - Magnetic converging lens with a short field length : de en
  • DK56569C - Goniometer. : da en
  • US2170711A - Selector switch : en
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  • FR845504A - Antifreeze bucket : en fr
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  • GB511864A - Improvements relating to front end chucks : en
  • FR49874E - Process for manufacturing liquid polymers from mixtures of olefins and iso-olefins : en fr
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  • GB511673A - Improvements in converting ammonium sulphite-bisulphite into ammonium sulphate and sulphur : en
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  • GB511764A - Improvements in and relating to injection moulding or die-casting machines : en
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  • GB511586A - Improvements in or relating to suction cleaners : en
  • GB511753A - A machine for the production of rolls or rings of butter : en
  • FR845506A - Plastic retentive insert template for studded teeth : en fr
  • GB511890A - Improvements in route control systems for railways : en
  • GB511888A - Ink for textile marking : en
  • DE680289C - Hot water heating system : de en
  • GB511583A - Improvements in or relating to suction cleaners : en
  • FR845413A - Method of connection between the bogie pivot beams and the side faces of rail vehicles : en fr
  • GB511758A - A new or improved ladder for use with scaffold or the like : en
  • DE680137C - Switching mechanism for converting an oscillating movement into the rotary movement of a ratchet wheel : de en
  • GB511867A - Improvements in and relating to the manufacture and production of staple fibre : en
  • CA383549A - Electric fuse : en fr
  • US2170161A - Collapsible copy holder : en
  • USD116262S - Design for an amplifier or the like : en
  • US2170668A - Printing method and apparatus therefor : en
  • FR845532A - Process for the production of condensation products : en fr
  • FR49868E - Very heat-resistant steel alloys with equalized contents, intended for articles which have to have a very high resistance to heat and a high durability : en fr
  • GB511666A - Improvements in selective multiple faucets or like valves : en
  • GB511713A - Improvements relating to valves, more particularly ballfloat valves : en
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  • USD116293S - Design for a pin clip : en
  • FR845376A - Coupling circuits for electrical transmission systems : en fr
  • US2170203A - Long dash and light keying indicator : en
  • AU112366B2 - Improvements in and relating to gloves : en
  • US2170019A - Method of welding : en
  • US2170695A - Discharge device : en
  • CA383500A - X-ray treatment structure : en fr
  • USD116243S - Design for a metal tray : en
  • USD116307S - Tractor : en
  • US2170234A - Tack button : en
  • US2170434A - Article of manufacture and method of making the same : en
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  • US2170566A - Indicator for ball-rolling games : en
  • US2170591A - Puff sleeve ironer : en
  • US2170742A - Locomotive : en
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  • GB511777A - An improved fastening device for motor car bonnets and the like : en
  • DE680071C - Fridge : de en
  • GB511917A - Improvements in and relating to electric contacts : en
  • DE680251C - Collar button : de en
  • FR845359A - Process for producing thermoplastic organic fiber twists : en fr
  • GB511602A - Improvements relating to vehicle direction indicators : en
  • US2170660A - Coke cleaning device : en
  • US2170665A - Voltolized oils and products : en
  • US2170699A - Fountain pen filling device : en
  • DE680212C - Inhalation device for salt smoke : de en
  • DE679962C - Fixed rivet connection for sheet metal stacks where rivets with particularly large shaft lengths are required : de en
  • GB511689A - Improvements in band strapping machines : en
  • FR845567A - Damping device to obtain the stability of rotors rotating at high speed : en fr
  • GB511828A - Improvements in or relating to cinematograph cameras : en
  • GB511834A - Improvements in and relating to erecting devices for constructing aircraft : en
  • FR845395A - Process for the preparation of photographic bleach layers and suitable sensitizers : en fr
  • US2170049A - Apparatus for processing books : en
  • US2170237A - Brake control means : en
  • CA383488A - Sled brake : en fr
  • CA383545A - Electric fuse : en fr
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  • US2170236A - Drip catching attachment for umbrellas : en
  • DE680125C - Self-supporting waveguide for electrical lines and cables, especially for high-frequency cables : de en
  • DE680274C - Bow conveyor table : de en
  • FR845384A - Device for lifting potatoes, hooked to a tugboat and comprising a throwing wheel actuated by the tug's tenon shaft : en fr
  • DE680324C - Attachable dimming device for downlights : de en
  • GB511668A - Improvements in and relating to snap fastener members : en
  • GB511709A - Lathes and like machine tools for machining the nose of shells : en
  • CA383491A - Electric lamp : en fr
  • US2170381A - Compounds of the benzanthrone series : en
  • US2170455A - Roller bearing shackle : en
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  • DE680257C - Iron and steel alloy for the manufacture of permanent magnets : de en
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  • GB511706A - Improvements relating to weft inserting mechanism for looms : en
  • DE680325C - Method and device for manufacturing linoleum inlay : de en
  • GB511806A - Improvements in devices for punching holes in sheet metal : en
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  • GB511613A - Improvements relating to the treatment of jute and like yarns or materials composed thereof : en
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  • GB511845A - Improvements in the manufacture and production of sulphonamides of carboxylic acid imides : en
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  • GB511693A - Improvements in or relating to folding or collapsible chairs : en
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  • US2170106A - Loose-leaf binder : en
  • GB511664A - An improved case for a combined comb and brush : en
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  • US2170458A - Light-weight girder, especially for aircraft : en
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  • FR845478A - Pressure-operated ignition distributor for adjusting the ignition timing : en fr
  • GB511643A - Improved process and apparatus for the manufacture of sectional irons of small cross-section : en
  • GB511649A - Method of manufacturing wheels : en
  • US2170463A - Tool for sharpening lawn mowers : en
  • DE680086C - Two-part shoe trees to hold the shoe while cleaning : de en
  • US2170078A - Stocking and method of making the same : en
  • US2170243A - Spark plug : en
  • US2170587A - Fluid lift : en
  • US2170184A - Rocker arm : en
  • USD116264S - Design for a piano : en
  • AT156792B - Process for the production of metal phosphates. : de en
  • US2170239A - Fluid pressure brake : en
  • US2170358A - Multistep intake unloader : en
  • USD116235S - Design fob a jeweler s combination : en
  • US2170367A - Process for converting normally gaseous hydrocarbons into gasoline : en
  • US2170175A - Heating means : en
  • US2170759A - Paper box construction : en
  • US2170241A - Manifolding set : en
  • US2170164A - Art of setting diamonds and making diamond tools : en
  • US2170376A - Method of stiffening shoes : en
  • US2170206A - Electrical and electromechanical system employing magnetostrictive devices : en
  • US2170276A - Inner piston expanding spring : en
  • US2170470A - Animal trap : en
  • US2170513A - Apparatus for reducing tubes : en
  • US2170631A - Bearingizing tool : en
  • US2170748A - Snap switch : en
  • US2170015A - Internal combustion engine : en
  • US2170198A - Process for making water printing inks : en
  • US2170495A - Gear lubricant : en
  • US2170102A - Cellular product and method of making the same : en
  • US2170464A - Hydraulic jack : en
  • US2170629A - Colloidal composition : en
  • US2170630A - Screen focus compensator : en
  • US2170068A - Labeling apparatus : en
  • US2170514A - Knife : en
  • US2170770A - Shuttleless loom : en
  • CA383602A - Hot strip rolling method : en fr
  • AT156757B - Transformer working with periodically regulated transmission. : de en
  • US2170674A - Curtain rod threading device : en
  • US2170622A - Suction printing frame : en
  • US2170682A - Vehicle headlighting system : en
  • USD116271S - Design for a box : en
  • AU236938A - Improvements in or relating to electron discharge tube amplifiers : en
  • US2170499A - Electric valve protective system : en
  • USD116217S - Design for a game board : en
  • US2170086A - Fluid pressure brake : en
  • DE680074C - Double frame direction finder with visual indicator : de en
  • FR49877E - Electron gun system for cathode ray tubes : en fr
  • FR845476A - Adjustment device for free piston machines : en fr
  • GB511642A - Improvements in springing arrangements for vehicles : en
  • DK56585C - Bottle Closing Machine. : da en
  • AT156778B - Towel holder. : de en
  • US2170208A - Variable speed power transmission device with speed-torque actuated give-away control : en
  • US2170824A - Propeller protractor : en
  • FR845363A - Playing cards : en fr
  • US2170511A - Frictional brake lever : en
  • AT156752B - Process for the manufacture of translucent or transparent photocathodes. : de en
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  • GB511769A - Improvements relating to permanent magnets : en
  • AT156793B - Process for the production or improvement of organic cation exchangers. : de en
  • GB511513A - Improvements in or relating to precious metal alloys for use at high temperatures : en
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  • US2170780A - Combination lock ignition switch : en
  • US2170422A - Envelope machinery : en
  • GB511554A - Improvements relating to stackable chairs and the like : en
  • FR845361A - Process for producing gases for synthesis and for transforming them into hydrocarbons : en fr
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  • FR845537A - Refrigeration process and installation : en fr
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  • FR845367A - Anti-slip profile for automobile pneumatic tires : en fr
  • US2170592A - Ice tray organization for refrigerators : en
  • DK56574C - Procedure for the manufacture of bleached potassium soap. : da en
  • US2170508A - Dewaxing mineral hydrocarbon oils : en
  • US2170701A - Display : en
  • FR49886E - Device for measuring lengths, based on the electromangetic principle : en fr
  • GB511523A - Improvements in or relating to compression refrigerating machines : en
  • GB511825A - Improvements in electric transformers, more particularly for use at high frequencies : en
  • FR845436A - Improvements to window frames for bays (or other similar openings) in railway vehicles and all other land, air or water vehicles : en fr
  • GB511640A - An improved thermostat : en
  • GB511824A - Improvements relating to apartments, enclosures or containers having heat insulatingwalls : en
  • GB511936A - Improvements in multi-stage hydraulic torque converters : en
  • GB511778A - Means for controlling the motion of lift cars and other devices having a similar motion : en
  • GB511696A - Improvements in or relating to theodolites suitable for sighting on moving objects : en
  • GB511762A - Improvements in and relating to the construction or erection of large bodies, such as aircraft parts : en
  • GB511712A - Improvements in and relating to steam condensers and like tubular heat exchangers : en
  • DE680147C - Horseshoe-shaped horseshoe : de en
  • DE680293C - Method and machine for producing linoleum inlay : de en
  • US2170501A - Peripheral machining apparatus : en
  • USD116237S - Design for a finger ring : en
  • GB511907A - Devices for supporting piezo-electric vibrating elements and electric systems employing same : en
  • GB511671A - Improvements in non-refillable bottles : en
  • FR845492A - Improvements in the production of gas mixtures containing carbon monoxide and hydrogen and suitable for the synthesis of interesting products : en fr
  • FR845494A - Process of obtaining all the color values contained in a photograph in the production of photographically colored proofs : en fr
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  • AU73039A - Improvements in or relating to apparatus forthe agitation and aeration of liquids : en
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  • DE680068C - Hand wash rammer with air supply : de en
  • DE680287C - Method for drying rayon : de en
  • USD116282S - Design for a bridge chair : en
  • US2170087A - Airplane indicator : en
  • US2170277A - Stoker and furnace therefor : en
  • GB511765A - Improved dispensing device : en
  • GB511862A - Improvements in or relating to electric safety switching devices, more particularly for fluid-cooled instruments : en
  • CA383550A - Fuse link throwout device : en fr
  • US2170569A - Cutting screen for sewage : en
  • US2170461A - Combination puller : en
  • US2170393A - Device for connecting cable to a box : en
  • USD116279S - Design fob an evening gown : en
  • US2170172A - Clutch control : en
  • US2170260A - Ring binder : en
  • US2170632A - Composition of matter : en
  • AU108256B2 - A device for use in connection with apparatus thatis usedfor projecting abrasive material against a surface for cleaning or other purposes : en
  • DE680217C - Arrangement for eliminating interference by compensating for the interference component : de en
  • FR845497A - Book Binding Machine Improvements : en fr
  • US2170745A - Method of heat treatment : en
  • CA383567A - Electrical measuring mechanism : en fr
  • DE680345C - cabinet : de en
  • DE680321C - Self-igniting, air-compressing heavy oil engine : de en
  • CA383493A - Engine pressure gauge : en fr
  • US2170398A - Device for entitling films : en
  • US2170182A - Tooth powder dispensing device : en
  • US2170307A - Water-control system for machines for washing drinking vessels : en
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  • DE680355C - Pneumatic fire trigger for several machine guns or other weapons : de en
  • US2170766A - Apparatus for spinning prevention of traction wheels : en
  • US2170784A - Apparatus for flattening lead wires : en
  • CA383559A - Convertible internal combustion engine : en fr
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  • US2170562A - Poultry feed : en
  • US2170679A - Lock for telescopic standards : en
  • US2170088A - Stop signal control : en
  • US2170205A - Lock construction : en
  • US2170626A - Aperiodic transformer : en
  • US2170436A - Can : en
  • US2170550A - Liquid applicator : en
  • US2170280A - Churn : en
  • USD116321S - Design for a trailer : en
  • AU108237B2 - Improvements in electric cables : en
  • US2170604A - Waste receptacle : en
  • US2170121A - Brake beam : en
  • US2170634A - Sulphide rectifier : en
  • US2170655A - Laminated crepe cellulosic product : en
  • US2170345A - Vapor generator : en
  • US2170638A - Soldered can seam and method of making same : en
  • AU108262B2 - Improvements in or relating to 'blind flying' instruments for aircraft : en
  • DE680189C - Electric water heater with electrode heating : de en
  • US2170549A - Pumping apparatus : en
  • US2170692A - Electric heater : en
  • USD116254S - Design fob a combined tooth powder : en
  • USD116303S - Design for a dress : en
  • AU108221B2 - Improvements in or relating to piston rings : en
  • US2170617A - Manufacture of disk wheels : en
  • DE680131C - Device for continuous photoelectric current control by means of a high vacuum tube : de en
  • US2170159A - Drive mechanism : en
  • US2170350A - Control system : en
  • US2170559A - Process of making molded heel and quarter constructions : en
  • US2170635A - Combined reinforce element and support : en
  • USD116218S - Design fob a decorative nah : en
  • AU108182B2 - Process for producing and refining synthetic fatty acids : en
  • CA383516A - Capping machine for bottles, etc. : en fr
  • DE680156C - Device for setting the smallest gripper jaw distance on wrapping machines : de en
  • FR845524A - Process for manufacturing pipe elbows in thermoplastic compositions : en fr
  • DE680216C - Circuit arrangement for self-connecting telephones with devices to prevent improper use : de en
  • FR845533A - Electro-dynamic control with vibratory movement for operating machines, in particular for sieves : en fr
  • GB511715A - Improvements in or relating to vehicle suspension systems : en
  • AU244038A - A device for use in connection with apparatus thatis usedfor projecting abrasive material against a surface for cleaning or other purposes : en
  • US2170546A - Generating system : en
  • US2170548A - Speed reduction unit : en
  • CA383533A - Fence post : en fr
  • GB511596A - Improvements in and relating to internal combustion engines : en
  • AU108231B2 - Improvements in or relating to diaphragm sealed valves : en
  • CA383573A - Grease interceptor : en fr
  • US2170417A - Salad dressing : en
  • US2170509A - Reclining chair : en
  • FR845379A - Improvement in electrical remote control and signaling systems : en fr
  • GB511930A - Improvements in and connected with the regulation of super-charged internal combustion engines, particularly aircraft engines : en
  • GB511534A - Improvements in or relating to the catalytic dehydration of alcohols : en
  • GB511578A - Optical rear projection screens : en
  • DE680351C - Switchable propeller gear with pressure oil control : de en
  • US2170749A - Furnace for heating glass plates for tempering : en
  • USRE21181E - Signal device : en
  • US2170125A - Convertible tool : en
  • CA383497A - Metal testing machine and measuring device : en fr
  • DE680154C - Device for producing howling sounds using two hole cranks that are moved relative to one another : de en
  • USD116319S - Design for a crawler tractor : en
  • GB511505A - Device for regulating the scavenging air in supercharged two-cycle internal combustion engines : en
  • FR845421A - Metal crate : en fr
  • FR845370A - Calculating device : en fr
  • GB511909A - Improvements in or relating to screening or sifting apparatus in machines for makingpellets, cubes and the like : en
  • DE680159C - Partial chamber boiler : de en
  • GB511605A - Method of manufacturing a product suitable as cheese flavouring : en
  • FR845525A - Process for the preparation of phenol-formaldehyde condensation products : en fr
  • DE680241C - Extinguishing chamber switch : de en
  • USD116242S - Candle holder or similar article : en
  • US2170704A - Spark arrester : en
  • USD116228S - Design for : en
  • AT156794B - Process to give cellulose esters, in particular cellulose acetate, a good relationship to those dyes which dyes leave structures from the pure cellulose esters uncolored. : de en
  • DE680116C - Process and plant for the production of pellets from coal without the addition of binders : de en
  • CA383507A - Two stroke engine : en fr
  • DE680058C - Steam turbine blading with radial admission : de en
  • DE680076C - Bearing system free of night effects : de en
  • FR845352A - Bubble cap, for distillation or fractionation column trays : en fr
  • DE680139C - Playback device for endless sound film tapes with several sound recording rows : de en
  • GB511592A - Improvements in and relating to valves : en
  • GB511820A - Improvements in or relating to viewfinders for photographic purposes : en
  • GB511871A - Improvements in or relating to apparatus for aerating liquids or semi-liquids, more particularly for producing whipped cream : en
  • US2170675A - Light projecting device : en
  • USD116256S - Design for a grille guard : en
  • USD116260S - Design for a combined salt shaker : en
  • US2170103A - Method of and means for producing castings : en
  • FR845466A - Improvements to variable pitch aerial propellers in flight : en fr
  • GB511756A - Shoe sticking press : en
  • FR845521A - Device for maneuvering and fixing spare wheels under motor vehicles : en fr
  • FR845392A - Folding crate : en fr
  • US2170305A - Torch compass : en
  • US2170564A - Form apparatus for concrete construction : en
  • USD116311S - Design fob a dress : en
  • DK56566C - Controller for Increasing or Decreasing the Volume of Electro-Acoustic Signals. : da en
  • US2170595A - Lifting jack : en
  • DE680095C - Small hand-operated air wheel siren device for air protection purposes : de en
  • US2170190A - Organic materials : en
  • US2170379A - Collapsible pet case : en
  • US2170672A - Apparatus for abrading coatings from rods : en
  • FR49871E - Improvements to lubricant distributors or volumetric meters : en fr
  • US2170401A - Process for preparing alkyl sulphates : en
  • DE680228C - Self-seller for electricity or the like with basic fee collection : de en
  • US2170478A - Valved pipe union : en
  • DE680299C - Electric low-pressure mercury tubes with noble gas filling and glow electrodes : de en
  • US2170071A - Apparatus for separating gases : en
  • CA383557A - Cellulose ether recovery : en fr
  • AU444738A - Improved thermostatically controlled oil or spirit vapourizer for lighting and heating burners : en
  • AT156766B - Actuating device for compressed gas drives of electrical devices, such as circuit breakers, disconnectors or the like. : de en
  • AT156781B - Window fitting for windows that can optionally be rotated around two mutually perpendicular axes. : de en
  • US2170144A - Slide rule : en
  • GB511591A - Improvements in and relating to electric welding machines : en
  • GB511610A - Improvements relating to the mounting of spiral upholstery springs on mattresses and the like : en
  • GB511660A - Improvements in and relating to metal-rolling mill trains : en
  • DE680311C - Device for the production of cross-sectional profiles limited by cycloidic curves : de en
  • USD116313S - Design fob a dress ensemble : en
  • FR49863E - Salad basket enhancements : en fr
  • GB511510A - Improvements in combined heat transfer apparatus and apparatus for separating and collecting the dust from gases, such as furnace gases : en
  • GB511624A - Improvements relating to crank handles, more particularly for combined washing and wringing machines : en
  • DE678780C - Method and device for sieving off bulk material on vibrating sieves that tends to stick together due to damp loam, clay or the like : de en
  • US2170014A - Door operating device : en
  • US2170192A - Turnstile : en
  • GB511568A - Improvements in taps or valves : en
  • DK56571C - Electric Cathode Flashing Light of Dwarf Light Size. : da en
  • US2170194A - Method and apparatus for winding : en
  • DE680255C - Small blow molding machine : de en
  • FR845360A - Process for preparing peroxides : en fr
  • FR845461A - Knotter mechanism for automatic tying, over wire, of all bales or bales : en fr
  • US2170391A - Telephone system : en
  • US2170756A - Hat-finishing machine : en
  • AU108266B2 - Improvements in or relating to teleprinter exchange systems : en
  • CA383562A - Azo-dyestuff : en fr
  • US2170588A - Self-closing cap for collapsible tubes : en
  • FR845442A - Method and arrangements for fault indication, with phase selection, in polyphase electrical networks : en fr
  • GB511521A - Improvements in or relating to stylographic pens : en
  • DE680234C - Box-shaped refrigerated counter or showcase : de en
  • US2170763A - Drying system : en
  • DE680364C - Electric light meter on roll film cameras : de en
  • DE680353C - Compressed air wheel : de en
  • AT156772B - Impeller for single jet liquid meters. : de en
  • DK56576C - Vacuum cleaner nozzle, in particular Bolster or Radiator nozzle. : da en
  • DE680025C - Multiple carrier frequency system via cable : de en
  • FR845354A - Tank top or roof : en fr
  • US2170300A - Continuous outlet construction : en
  • US2170610A - Banding apparatus : en
  • GB511515A - Improvements in and relating to electric resistance furnaces : en
  • CA383586A - Fibrous baking utensil : en fr
  • GB511771A - Improvements relating to slidable seats and the like : en
  • GB511678A - An improved method of manufacturing maps and other documents : en
  • GB511699A - Improvements in and relating to rotary valves : en
  • GB511901A - Improvements in and relating to washing machines : en
  • FR49896E - Arc chamber switch : en fr
  • DE680128C - Cooling device for electrical machines : de en
  • US2170607A - Dolly for dismounting vehicle wheels : en
  • US2170110A - Supplemental protective closure : en
  • US2170160A - Traffic control system : en
  • GB511852A - Tunable coupling circuit arrangement for ultra-short waves : en
  • GB511932A - Improvements in and relating to ventilating fans : en
  • DE680143C - Cart plow with ditch filler : de en
  • GB511597A - Improvements in or relating to gas turbine driven blowers : en
  • GB511661A - Improvements in and relating to springs for vehicles : en
  • DE673060C - Torsional vibration damper : de en
  • GB511855A - Improvements in methods of and means for calibrating electricity meters or like electrical measuring instruments : en
  • AU108222B2 - Improved means for use in cleaning animal intestines or casings : en
  • AU61538A - Improvements in rubber compounds or products and method of making thesame : en
  • GB511704A - Improvements relating to slicing machines : en
  • GB511849A - Improvements in and relating to stands or trestles for wringers and the like : en
  • US2169995A - Liquid dielectric compositions : en
  • FR845475A - Improvements in the manufacture of yarns, in particular glass yarns, by drawing felt webs or strips : en fr
  • US2170141A - Centralized traffic controlling system for railroads : en
  • USD116281S - Design for a console bar cellarette : en
  • GB511535A - Improvements in and relating to colour photography : en
  • US2170383A - Aircraft recording means : en
  • GB511721A - Improvements relating to pneumatic thread holders for weft replenishing looms : en
  • FR845473A - Process for the preparation of compounds of the series of cyclo-pentanopolyhydro-phenanthrenes : en fr
  • GB511759A - Improvements in suspension devices for milk-vessels and the like : en
  • DE680130C - Electrical gas or vapor discharge apparatus with an ignition electrode made of metal carbide and inserted into the cathode : de en
  • US2170347A - Control system : en
  • GB511595A - Apparatus for the treatment of liquids or gases in view of their sterilisation, irradiation or other treatments : en
  • DE680185C - Tower furnace with heat recovery for bright annealing : de en
  • DE680323C - Device for automatic coarse and fine control of the discharge of the specifically heavy parts of the laundry in piston setting machines : de en
  • FR845485A - Method of manufacturing a high current cable : en fr
  • US2170336A - Treatment of hydrocarbon oils : en
  • US2170193A - Electric regulation : en
  • US2170552A - Attachment for automobiles : en
  • FR845467A - Device for mounting ceilings, especially soundproof and insulating ceilings : en fr
  • GB511921A - Improvements in or relating to injection pumps for fuel or the like : en
  • USD116225S - Design fob an ashtray or similar : en
  • GB511670A - Device for lifting motor and other vehicles : en
  • US2170016A - Mixed esters of cellulose containing unsaturated acid radicals : en
  • US2170264A - Windshield cleaner : en
  • GB511919A - Improvements in or relating to fastenings for bags and the like : en
  • FR845394A - Process for hydrogenating ketones and aldehydes : en fr
  • GB511770A - Improvements in colour photography : en
  • DE680120C - Disk-shaped copy device : de en
  • DE680346C - Mailbox in connection with a storage room for milk and bread rolls : de en
  • FR845488A - Process for producing olefinic oxides : en fr
  • DE680348C - Suitcase imaging device : de en
  • FR49869E - Protection device for machine tools : en fr
  • GB511826A - Improvements in or relating to regulating devices for aircraft internal combustion engines : en
  • IE15581L - Binder for papers : en
  • US2170351A - Method of operating vapor generators : en
  • USD116294S - Design for a pin clip : en
  • FR845550A - Planar propeller device for oars : en fr
  • FR845510A - Mountain bag : en fr
  • GB511902A - System for multiplex telephony using go and return paths in one star cable : en
  • US2170140A - Process of applying material to a sheet or web : en
  • USD116269S - Design for an arbor press : en
  • DE680092C - Tiltable pressure vessel for impregnating fruit juices : de en
  • GB511719A - Improvements relating to slicing machines : en
  • DE680239C - Resistance regulator for electric vehicles : de en
  • DE680261C - Extinguishing pipe for electrical switches with arc extinguishing by gases and vapors : de en
  • DE680273C - Process for the preparation of aminobenzoic acid esters : de en
  • DK56584C - Procedure for the manufacture of bicycle frames. : da en
  • US2170148A - Flat full-fashioned knitting machine : en
  • US2170308A - Fourdrinier manufacture : en
  • GB511749A - An improved driving arrangement for use with conveyors, elevators and the like machines : en
  • DE680252C - Ring-shaped expansion of mine routes, tunnels and similar structures : de en
  • FR845449A - Improvements to synchronous time counters : en fr
  • GB511493A - Improvements in or relating to buttonhole sewing machines : en
  • DK56579C - Attachment chassis with motor and transmission means, in particular for the operation of agricultural machinery. : da en
  • US2170718A - Rod-supporting bushing : en
  • AT156835B - Phototypesetting process and device for the production of font templates for printing processes. : de en
  • CA383558A - Cellulose ether purification : en fr
  • AU108260B2 - Improvements in or relating to navigation aiding radio systems : en
  • DE680069C - Process for the reaction of metallic aluminum with hydrogen chloride : de en
  • AT156785B - Device for the production of narrow strips from welded wire mesh with transverse wires running perpendicular to the length of the strip. : de en
  • DE680038C - Process for the construction of the stator core of AC motors : de en
  • DE680105C - Shock control for turbo-generators working together with other units : de en
  • US2170027A - Cylinder printing machine : en
  • DE680263C - Device for automatic remote replacement of a light source when a cable is operated : de en
  • US2170445A - Roofing granule and method of making : en
  • USD116275S - Design for a monogrammed necktie : en
  • DE680157C - Package tying machine : de en
  • GB511580A - Improvements in or relating to the manufacture of electric condensers : en
  • GB511675A - Process of producing iron from oxidic ores poor in iron : en
  • US2170259A - Process for the introduction of graphitic carbon into light metals or light metal alloys : en
  • US2170377A - Picture illumination : en
  • FR845516A - Pick-up for electrical sound reproduction devices : en fr
  • GB511622A - Improvements in projection apparatus for kinematograph sound and picture films : en
  • FR845499A - Electro-dynamic control with vibratory movement, for operating machines, in particular for sieves : en fr
  • GB511559A - Improvements relating to analgesic apparatus : en
  • GB511747A - Method of and means for the control of combined mechanical and hydraulic gearing : en
  • GB511569A - Improvements in automatic sprinkler heads : en
  • US2170492A - Outer raceway member for roller bearings and process of mounting same : en
  • DE680264C - Combat of Fusikladium and Peronospora : de en
  • FR49875E - Process for double spot welding without counter electrodes : en fr
  • US2170070A - Automatic toaster : en
  • US2170532A - Railway brake gear device : en
  • US2170558A - Hernia appliance : en
  • DE680127C - Overcurrent switch with trip-free release : de en
  • DE680186C - Conveyor roll for annealing and normalizing ovens : de en
  • DE680117C - Raking up : de en
  • DE680286C - Process for the accelerated shutdown of a furnace with a moving grate and a moving grate to carry out the process : de en
  • US2170064A - Wheel suspension : en
  • US2170098A - Desk construction : en
  • DE680316C - Antenna system : de en
  • GB511885A - Construction and arrangement of bearings for enabling the application of lubricant thereto : en
  • DE680207C - Edge formation on two-sided fabric : de en
  • AU108344B2 - Improvements inthe manufacture and production of liquid or solid hydrocarbons or liquid or solid oxygen-containing derivatives of hydrocarbons : en
  • AT156820B - Process for the production of high-quality gases, in particular from fuels with a high content of liquids, e.g. B. from fresh wood. : de en
  • AU75939A - Conduit system for draining ground : en
  • DE680343C - Suitcase convertible into a table : de en
  • DE680220C - Zone walking grate : de en
  • DE680276C - Method for two-way communication with short or ultra-short waves : de en
  • DE680244C - Device to prevent the overloading of Roentgen pipes : de en
  • DE680103C - Tube toggle switch : de en
  • GB511556A - A process for producing polymerisation products of olefines : en
  • GB511611A - Improvements in or relating to apparatus for brewing and storing tea and the like beverages : en
  • DE680250C - Process for the production of ceramic products, in particular spark plug stones : de en
  • GR8446B - WHEAT GRINDER HOUSEHOLD CULTURE : el en
  • CA383547A - Fuse link-expelling means : en fr
  • AU108244B2 - Pickup' device for guitars andthe like : en
  • CA383543A - Electric fuse : en fr
  • GB511791A - Power transmission through the medium of change-speed devices : en
  • US2170426A - Control apparatus : en
  • DE680077C - Suspension clamp for overhead lines : de en
  • US2169996A - Push-button switch construction : en
  • US2170357A - Store-goods lifter : en
  • US2170530A - Fuel pump : en
  • US2170543A - Key punch multiplying machine : en
  • US2170727A - Production of spindle blades : en
  • US2170560A - Intaglio roll : en
  • US2170219A - Ultra high frequency oscillator : en
  • AU352338A - Improvements in or relating to apparatus for refining and purifying used and dirty lubricating oil : en
  • CA383554A - Gas analyzer : en fr
  • US2170069A - Apparatus for mineral separation : en
  • US2170768A - Grinding and the like apparatus : en
  • FR845536A - Abrasive materials : en fr
  • GB511779A - Improvements in and relating to spindles rotating at high speeds : en
  • GB511672A - Improvements in or relating to dry shaving machines : en
  • US2170097A - Savings bank : en
  • US2170545A - Replaceable shaft surfacing bearing element : en
  • US2170741A - Knitted fabric : en
  • US2170500A - Flow head with adjustable flow bean : en
  • USD116248S - Design for a coffeepot or similar : en
  • USD116324S - Design for a charm or the like : en
  • DE680044C - Shaving case with razor blade holder and dryer : de en
  • GB511519A - Improvements in television receivers : en
  • US2170583A - Camera : en
  • USD116255S - Design for a grille guard : en
  • US2170373A - Apparatus for playing a table game : en
  • USD116268S - Design for an animated decorative : en
  • GB511922A - Means for the electrolytic oxidation of sliding clasp fasteners made of aluminium and its alloys : en
  • DE680279C - Automatic control device for driving AC commutator machines : de en
  • DE680194C - Method and device for sterilization : de en
  • FR845430A - Improvements in the fitting of tools, in particular tools of the tillage type : en fr
  • FR845529A - Process for obtaining an alumina with a high percentage and very susceptible to reaction, starting from monobasic aluminum sulphite : en fr
  • FR845432A - Urban sewage system : en fr
  • DE680308C - Light meter for cinema recorders : de en
  • US2170007A - Liquid container : en
  • US2170416A - Laminated cloth : en
  • FR845469A - Flexible hose for transporting liquids : en fr
  • GB511615A - Improvements in directional lighting fittings : en
  • US2170593A - Brake control mechanism : en
  • GB511606A - Improvements relating to tufting carriages for looms : en
  • GB511905A - Improvements in or connected with electric furnaces : en
  • FR845396A - Control mechanism for switch : en fr
  • US2170023A - Calendar : en
  • US2170746A - Production of tertiary aliphatic amines : en
  • USD116317S - Design for a baby swing : en
  • GB511780A - Ray contraction in electron multipliers : en
  • FR845415A - Improved method and devices for the reduction of liquids to fog and their applications : en fr
  • DE680066C - Stopcock or valve for gas and liquid lines : de en
  • FR845496A - Dropper bottle : en fr
  • AT156837B - Device for opening cans with flanged edges. : de en
  • FR845477A - Angularly adjustable breaker plate ignition distributor : en fr
  • FR49899E - Punch Card Checkers Improvements : en fr
  • FR845362A - Process improvements for the production of olefin oxides by direct catalytic oxidation : en fr
  • DE679987C - Process for the preparation of acridone dyes : de en