• USD132760S - Design for a plate or similar article : en
  • USD132810S - Design for a bottle closure : en
  • US2286506A - Registering mechanism driving and reset means interlock : en
  • USD132764S - La verde : en
  • US2286944A - Mop : en
  • CH221528A - Pipe clamp for orthogonal assembly of bar-shaped elements. : en fr
  • CH221629A - Measuring device with light pointer. : de en
  • CH221544A - AC inductive heating. : de en
  • US2286342A - Container : en
  • CH221757A - Combined measuring and display device for state variables to be measured at different points. : de en
  • CA405539A - Soundhead : en fr
  • DE721826C - Milling device for removing the weld seam from pipes welded into boiler walls : de en
  • CH221703A - Converters for electrical machines. : de en
  • DE721865C - Warp knitting machine with fabric spreading device : de en
  • CA405557A - Sealing ring : en fr
  • CH221634A - Automatic recording device allowing the printing of the second factor in a multiplication machine. : en fr
  • CH221667A - Electric drill hammer. : en fr
  • US2286379A - Purification of ethyl chloride : en
  • USD132797S - Design for a textile fabric : en
  • US2286461A - Clutch for motor vehicles : en
  • FR872818A - Substantive azo dyes and their production process : en fr
  • DE721658C - Process for enriching the surface of objects made of iron or steel with chrome : de en
  • DE727684C - Process for fulling cloth or felt : de en
  • AU115276B2 - Improvement inthe method of making enclosed vacuum tubes : en
  • AU115294B2 - A device for automatically supplying lighted cigarettes : en
  • US2286763A - Methyl silicon halides : en
  • GB545859A - Improvements in and relating to machines for rolling or balling sliver of jute, hemp, flax and the like material : en
  • US2286291A - Hydraulic shock absorber valve structure : en
  • FR872849A - Device in synthetic resin molding presses for automatically filling the mold with crushed synthetic material : en fr
  • GB545824A - Emergency hypodermic outfit : en
  • DE721608C - Counter for typewriters with automatic totalizing device : de en
  • FR872701A - Sewing machine : en fr
  • FR872711A - Mortiser with milling cutters for the milling process : en fr
  • GB545928A - Improvements in or relating to blocking layer rectifier cells : en
  • GB545932A - Radiators for cooling lubricating oil or other congelable liquid : en
  • CH221565A - Electrically heatable heat source. : de en
  • CH221692A - Method of manufacturing finned air-cooled cylinders for internal combustion engines. : de en
  • FR872661A - Improvements to gasifier gas scrubbers fitted to motor vehicles : en fr
  • GB545814A - Improvements in or relating to mechanical power transmission apparatus for lift systems : en
  • FR872610A - Method of manufacturing glass containers for incandescent lamps, electronic tubes and the like : en fr
  • CH221752A - Receiving arrangement with loop antennas. : de en
  • CA405423A - Fire extinguisher and alarm : en fr
  • CA405420A - Therapeutic apparatus : en fr
  • US2286902A - Recording mechanism : en
  • US2286311A - Magnesium-zirconium alloy : en
  • US2286743A - Automatic fishing device : en
  • GB545875A - Improvements in or relating to gas cookers : en
  • FR872687A - evaporator for refrigerated cabinets and similar devices : en fr
  • US2286618A - Refrigerating process : en
  • US2286466A - Oil acid-modified polyhydric alcohol-polybasic acid resin : en
  • US2286623A - Fluid control means for portable irrigating systems : en
  • US2286698A - Method of making screw sticks : en
  • US2286887A - Total taking mechanism : en
  • ES6092Y - Clothespin. : en es
  • USD132813S - Design for a brush : en
  • US2286659A - Hosiery : en
  • FR872642A - Improvements in the production of electric stoves : en fr
  • FR872744A - Air filter arrangement on motorcycles : en fr
  • US2286190A - Scraping tool : en
  • US2286980A - Swinging multiple spot welding electrode : en
  • US2286754A - Abrasive throwing machine : en
  • US2286370A - Electrical control systems : en
  • ES4810Y - Ruler for cutting, tailoring and sewing : en es
  • DE721775C - Gas discharge apparatus, especially mercury vapor rectifiers : de en
  • GB545891A - Improvements in or relating to rim side rings : en
  • FR872763A - Gear shift device for reciprocating steam engines : en fr
  • US2286265A - Key retaining means : en
  • CH221695A - Fuel injection device for internal combustion engines. : de en
  • CH221705A - Electric machine with a polygonal sheet metal package. : de en
  • CH221811A - Process for the preparation of a halogen-containing acylaminosulfonic acid. : de en
  • US2286620A - Steady rest adjusting means : en
  • US2286744A - Process of fireproofing : en
  • CH221552A - Gas generator for fine-grained coal, especially charcoal. : de en
  • US2286481A - Induction furnace : en
  • US2286881A - Method of treating hydrolyzable titanium salt solutions : en
  • US2286857A - Liquid fuel conditioning means : en
  • US2286799A - Switching mechanism : en
  • DE721784C - Replaceable and adjustable screw-on brush on the handle or handle for cleaning windows : de en
  • FR872803A - Improvements to bags : en fr
  • GB545843A - Improvements in or relating to machines adapted for performing a burnishing operation in the manufacture of shoes : en
  • US2286187A - Speed control mechanism : en
  • US2286236A - Gearing mechanism for effecting speed changes : en
  • ES150163A3 - IMPROVEMENTS IN THE MANUFACTURE OF ADJUSTABLE RADIO CAPACITORS : en es
  • FR872824A - Gasifier, in particular for motor vehicles : en fr
  • GB545951A - Improvements in lens mountings : en
  • US2286688A - Baffle and heat retaining device : en
  • GB545933A - Improvements in and relating to mirrors : en
  • FR872837A - Air-cooled vehicle engine with oil cooler : en fr
  • CA405475A - Internal combustion engine : en fr
  • CA405491A - Fluorescent material deposition : en fr
  • DE721796C - Roller mill : de en
  • DE721819C - Maximum accelerometer with liquid as inert mass : de en
  • FR872638A - New azo dyes : en fr
  • FR872682A - Control cylinder for hydraulic brakes : en fr
  • GB545918A - Improvements in or relating to gear-pumps : en
  • CH221539A - Boiler dividing device with water-cooled divider. : de en
  • CH221796A - Device on aircraft with an air-cooled motor for driving a pressure screw for guiding the cooling air for the motor. : de en
  • DE721667C - Process for the preparation of clusters of 4-aminobenzenesulfonamides : de en
  • DE721863C - Feed gear for arc lamp electrodes : de en
  • GB545850A - Improvements in and relating to change speed gearing for lathes and other machines : en
  • US2286412A - Frequency modulation receiver tuning indicator : en
  • US2286533A - Match-book package : en
  • US2286445A - Electrical signaling system : en
  • USD132820S - Design for a dispensing carton : en
  • FR872820A - Indicating device for a device which can be raised and lowered, mounted on vehicles, in particular on tractors : en fr
  • DE721683C - Electrode for electrical resistance point or seam welding : de en
  • FR872791A - Dryer for weaving chains : en fr
  • FR872806A - Internal combustion engine, piston, air-cooled : en fr
  • CH221718A - Electrical resistance. : de en
  • CH221803A - Device for generating smoke and heat in smokehouse. : de en
  • US2286520A - Garbage disposer : en
  • US2286647A - Container : en
  • US2286539A - Adjustable double hook support fixture : en
  • US2286825A - Self-aligning bearing construction : en
  • USD132771S - Design for a bottle cap : en
  • FR872807A - Azo copper dyes and their production process : en fr
  • AU172741A - Twin system electron discharge tube : en
  • US2286729A - Light modulation system : en
  • US2286822A - Recovery of cellulose esters from scrap : en
  • FR872663A - Polygonal container made of paper, cardboard or the like as well as the process and mechanism for its manufacture : en fr
  • ES6299Y - Furniture - portable bar. : en es
  • GB545836A - Improvements in or relating to view finders and telemeters for photographic cameras : en
  • GB545941A - Manufacture of polymeric materials : en
  • FR872613A - Fixing device, in particular of work pieces on machine tools : en fr
  • FR872617A - Process for making cheese using ultra-violet rays : en fr
  • GB545961A - Film type indicating means on photographic roll film cameras : en
  • US2286418A - Pole saw head : en
  • US2286614A - Coin selector : en
  • GB545801A - Improvements in and relating to high-vacuum hot-cathode tubes : en
  • FR872832A - Process and device for the production of carbon disulphide : en fr
  • ES6066Y - Insole for Good-year footwear. : en es
  • US2286498A - Universal joint : en
  • FR872612A - Process for the preparation of new benzenesulfonamide compounds : en fr
  • US2286374A - Flotation process : en
  • US2286448A - Lamp mount : en
  • US2286755A - Anode locking system : en
  • DE721729C - Inlet regulator for circulating steam heaters of railway vehicles : de en
  • FR872601A - : fr
  • US2286730A - Electric circuit for color correction : en
  • DE721713C - Elastic coupling for a pinion with a spring-loaded ring gear : de en
  • ES6071Y - Net mask to protect face makeup when putting on and taking off dresses, and also usable for travel. : en es
  • US2286480A - Air purifier or conditioner : en
  • US2286200A - Endless film reeling device for motion picture projectors : en
  • US2286299A - Automatic auxiliary flow bean : en
  • FR872779A - Process for manufacturing shrink-wrapped containers for high pressures and shrink-wraps for its implementation : en fr
  • US2286470A - Electric teakettle : en
  • USD132786S - Design for a lighting fixture : en
  • ES6009Y - Wrapping to condition, for pressing, masses of previously crushed oilseed materials. : en es
  • FR872725A - Method and apparatus for examining the maturity of viscose for spinning : en fr
  • GB545887A - Joints for tubular structures such as railings, footpath barriers and the like : en
  • CA405542A - Porous ground formation sealing off method : en fr
  • FR872684A - Improvements to the manufacturing processes for cleaning or laundry products based on fat : en fr
  • GB545903A - Improvements in or relating to vehicle wall structures : en
  • US2286519A - Heating system : en
  • US2286271A - Heat transfer device : en
  • CH221816A - Process for the production of a condensation product. : de en
  • CH221824A - Process for the production of a new condensation product. : de en
  • FR872712A - Bi-metal blade thermal trigger : en fr
  • GB545874A - Improvements relating to electric current measurement in rectifier systems comprising a floating storage battery : en
  • FR872670A - Saddle frame for bicycles and the like : en fr
  • DK59872C - Electron tube with a Tube container enclosing Cooling container. : da en
  • GB545871A - Improvements in or relating to sealable bottles and like containers composed of paper, wood-pulp or like sheet material : en
  • FR872660A - Loom : en fr
  • US2286420A - Process of manufacturing portland cement : en
  • US2286898A - Electric switchbox : en
  • US2286238A - Magnetic chuck : en
  • CA405484A - Blowpipe nozzle : en fr
  • CH221568A - Method and device for linking two thread ends on a textile machine. : de en
  • CA405558A - Film tempo punch : en fr
  • US2286562A - Hanger for conductor pipes : en
  • US2286605A - Air conditioning system : en
  • US2286848A - Vibrator : en
  • FR872821A - Maneuvering device actuated by a pressure element, for a gear change mechanism, in particular of motor vehicles : en fr
  • FR872838A - New azo dyes : en fr
  • DE721653C - Paste-form hand cleanser : de en
  • DE721721C - Process for the production of organic rhodan compounds : de en
  • DE721735C - Remote control relay activated by voltage reductions in a power distribution network : de en
  • DE721821C - Counting device for monitoring the quantitative consumption of collective goods, in particular for displaying the ammunition consumption of machine weapons : de en
  • FR872708A - Method and device for indirect testing of circuit breakers : en fr
  • GB545809A - Improvements in or relating to mechanical power transmission apparatus for lift systems : en
  • FR872801A - : fr
  • US2286339A - Insulated conductor : en
  • US2286701A - Diazotype printing material : en
  • CH221589A - Process for separating ice and concentrate by pressing, particularly when concentrating solutions by freezing out water. : de en
  • CH221540A - Fireplace with a fireplace hat. : de en
  • US2286556A - Fracture reducing apparatus : en
  • CA405535A - Hydrocarbon processing : en fr
  • CH221760A - Process for the manufacture of so-called fluorescent or phosphorescent advertisements and advertisement obtained by this process. : en fr
  • US2286574A - Fletching jig : en
  • USD132835S - Design for a coat : en
  • CH221642A - Device with which the exposure time for photographic enlargement or reproduction can be determined. : de en
  • CA405431A - Water heating system : en fr
  • CA405402A - Starter switch for gaseous discharge devices : en fr
  • CA405395A - White pigment : en fr
  • DE721722C - Separation procedure : de en
  • CH221564A - Water heater, applicable in particular to an electric or gas stove. : en fr
  • US2286999A - Canning process : en
  • USD132796S - Design for a textile fabric : en
  • DE721755C - Process for coloring aluminum and aluminum alloys : de en
  • DE721764C - Heating device for introducing loads, in particular bombs, into aircraft : de en
  • US2286381A - Method and device for forced takeoff and forced landing of airplanes and airships : en
  • US2286508A - Capped receptacle : en
  • DE721793C - Device for reflecting mechanical vibrations : de en
  • CA405407A - Printing telegraph receiver : en fr
  • US2286685A - Combined battery retainer and bulb carrier for electric lanterns : en
  • US2286356A - Frequency modulation receiver : en
  • CA405537A - Television transmitter : en fr
  • CH221777A - Cycle support. : en fr
  • DE721786C - Geared turbine with power distribution on at least two housings : de en
  • GB545863A - Improvements in apparatus for surfacing or re-surfacing valve seats : en
  • CA405552A - Slide fastened trouser fly : en fr
  • CH221848A - Process for the preparation of a diphenyl sulfone derivative. : de en
  • DE721717C - Hammer drill : de en
  • US2286657A - Black-out lamp : en
  • USD132828S - Design for a collar : en
  • GB545834A - Improvements in or relating to electric motors : en
  • ES6059Y - Case for clinical thermometers. : en es
  • CH221645A - Timepiece with device for protecting and guiding the winding stem. : en fr
  • USD132763S - Design for a counter cooking : en
  • US2286235A - Circuit breaking mechanism : en
  • US2286357A - Sewing apparatus : en
  • NL98901B - : en
  • US2286554A - Gravimetric feeder : en
  • US2286699A - Scraper : en
  • DK59868C - Method and Apparatus for Processing Fermentation Carbonic Acid during Alcohol Recycling. : da en
  • US2286462A - Surgical suction drainage and irrigation tube : en
  • US2286517A - Disk brake : en
  • US2286594A - Electric cable system : en
  • ES150017A3 - IMPROVEMENTS IN OR RELATED TO THE OBTAINING OF SULFUR : en es
  • GB545936A - Improvements in or relating to apparatus for diverting or segregating wave signals of selected, predetermined frequencies from a main wave guide carrying a plurality of high frequency waves : en
  • CH221576A - Process for the production of a rubber-elastic weft control product for bandages, orthopedic stockings, hip and breast formers or similar products and double locks for flat knitting machines for carrying out the process. : de en
  • CH221623A - Bearing frame. : de en
  • ES6080Y - Incandescent lamp with adjustable intensity. : en es
  • US2286459A - Thermostatic switch : en
  • US2286796A - Purification of n-methyl-p-aminophenol : en
  • US2287007A - Method of making glass wool : en
  • USD132779S - Design for a rug fastener : en
  • US2286456A - Track inspection gauge : en
  • US2286853A - Heater : en
  • FR872706A - Process for producing sulfur using gases containing sulfur dioxide : en fr
  • GB545914A - Improvements in material conveying plant : en
  • US2286247A - Display device : en
  • US2286864A - Measuring and controlling system : en
  • US2286959A - Highway traffic post : en
  • SE104751C1 - : en
  • US2286786A - Distillation column construction : en
  • CH221553A - Stove for gas generators. : de en
  • US2286615A - Flexible suspension : en
  • US2286792A - Yarn conditioning process and composition therefor : en
  • AU318341A - Improvements in or relating to methods of producing 2-aminothiazole, and methods of purifying a crude 2-aminothiazole andthe products resulting therefrom : en
  • US2286515A - Spark plug and method of making the same : en
  • US2286781A - Cable pulling device : en
  • US2286388A - Hoist : en
  • US2286933A - Shower spray head with divbrter : en
  • ES6110Y - Packaging box, especially for pharmaceutical products. : en es
  • FR872688A - Charcoal stove : en fr
  • US2286395A - Hearse : en
  • ES149506A3 - IMPROVEMENTS MADE IN THE MANUFACTURE OF LUMINOUS TUBES : en es
  • GB545821A - Improvements in the preservation of wrapped food by freezing and the products so produced : en
  • FR872677A - Hook particularly suitable for shoes, gaiters, etc., and articles provided with such a hook : en fr
  • DE721709C - Process for stripping and simultaneously cleaning crude benzene : de en
  • GB545811A - Improvements in fluid pressure actuated remote control systems : en
  • GB545879A - Improvements in variable reactance devices, particularly for frequency modulation : en
  • US2286665A - Hot air furnace : en
  • US2286713A - Valve : en
  • US2286316A - Air conditioning : en
  • US2286603A - Spacing mechanism for conveyers : en
  • US2286749A - Air conditioning apparatus : en
  • US2286979A - Washing of sand, gravel, and the like : en
  • GB545849A - An improved device for use in dealing with incendiary bombs : en
  • ES6018Y - Razor blade sharpening apparatus. : en es
  • FR872722A - Device for transferring a muzzle tube onto a tube trolley : en fr
  • FR872800A - Improvements in manufacturing processes for cyclic sulfonamide derivatives : en fr
  • DK59885C - Transport trailer, especially for Timber. : da en
  • DE721704C - Nozzle body made of ceramic material : de en
  • GB545915A - Improvements in or relating to resilient engine mounts : en
  • FR872635A - Wear resistant alloy for the manufacture of molten electrodes : en fr
  • FR872680A - Electric candle : en fr
  • US2286212A - Arc welding device : en
  • FR872770A - Engine chamber ventilation device in motor vehicles arranged at the rear : en fr
  • CH221612A - Optical apparatus with an attachment arranged between a sun protection device and a photographic or cinematographic apparatus with an attachment element for the objective driven by spring force. : de en
  • FR872681A - Retractable grip paddle wheel, for vehicles on the road and on soft ground : en fr
  • US2286350A - Aquatic device : en
  • US2286354A - Centrifugal separator : en
  • CH221821A - Process for the preparation of 2-methyl-3-carbethoxy-4-isopropyl-5-cyano-dihydropyridone- (6). : de en
  • FR872672A - Method for mechanically obtaining cryptograms from given clear texts, and for obtaining in return initial clear texts from cryptograms, and embodiment of said method : en fr
  • FR872674A - Bicycle or similar vehicle : en fr
  • FR872817A - Multiple rotating variometer device : en fr
  • GB545931A - Improvements in or relating to blocking-layer cells : en
  • US2286694A - Variable speed drive : en
  • US2286844A - Coal supplying mechanism for stokers : en
  • USD132772S - Design fob a combined sachet and container : en
  • US2286561A - Automatic control apparatus for aircraft : en
  • US2286870A - Magnesium base alloy : en
  • US2286966A - Method of refining rubber : en
  • US2286237A - Copper powder : en
  • US2286984A - Socket and socket installation : en
  • US2286784A - Seat construction : en
  • US2286327A - Barium salt of the pseudo acid of nitroaminoguanidine and method of preparing the same : en
  • FR872794A - Process for manufacturing parts for machines, apparatus and the like and exposed to wear and corrosion : en fr
  • GB545873A - Improvements relating to the heating of ovens and hot chambers of gas heated cooking apparatus : en
  • FR872686A - Continuous carbonization furnace with fractional distillation : en fr
  • GB545833A - Improvements in or relating to air conditioners : en
  • GB545944A - Improvements in sand washing and screening apparatus : en
  • FR872813A - Condenser for wood gasifier : en fr
  • US2286758A - Air conditioning system : en
  • US2286911A - Filing apparatus : en
  • DE721768C - Long toy bullet with a detonator lying in a sleeve and exploding with the help of a cocked firing pin : de en
  • DE721809C - Wetting, cleaning and dispersing agents : de en
  • CA405467A - Dual speed capacitor motor : en fr
  • CH221828A - Process for the production of a new condensation product. : de en
  • US2286747A - Sound film : en
  • DE721716C - Hydroelectric power plant with a plurality of running wheels : de en
  • US2286560A - Water column : en
  • ES150350A1 - A PROCEDURE FOR SPONGING DRY PEAS : en es
  • US2286231A - Catalyst unit for lighters : en
  • US2286444A - Flexible coupling : en
  • US2286608A - Wheel truck : en
  • CA405427A - Manicure appliance : en fr
  • DK59878C - Milking head. : da en
  • ES6067Y - Electric toy telegraph. : en es
  • FR872716A - poultry farmer using sawdust : en fr
  • CH221714A - Switchgear. : de en
  • US2286601A - Brassiere : en
  • US2286351A - Print washer : en
  • US2286975A - Trip mechanism for loose tine grapple hay fork : en
  • US2286675A - Slitting crowned strip and mechanism therefor : en
  • CH221770A - Installation of brakes for towed vehicles. : en fr
  • FR872621A - Exhaust casing for hydraulic fluid circulating couplings or transmissions : en fr
  • GB545883A - Improvements in internal combustion engines : en
  • FR872631A - Device for machining parts : en fr
  • FR872812A - Wire welding head with wire straightening device : en fr
  • US2286431A - Telephone system : en
  • US2286852A - Solvent extraction of petroleum : en
  • FR872622A - Hydraulic fluid circulation coupling or transmission : en fr
  • FR872788A - Excavator for digging very narrow trenches : en fr
  • US2286367A - Method of fabricating a container : en
  • FR872630A - Method for binding wire windings, in particular those made of rayon thread : en fr
  • FR872715A - Pneumatic foam flotation device : en fr
  • GB545894A - Improvements in or relating to electrical contacts : en
  • DE721650C - Arrangement for the automatic interruption of a coupling line in the case of asynchronous energy oscillations : de en
  • FR872713A - Portable accumulator battery, in particular for powering devices used to combat deafness : en fr
  • FR872746A - Camera housing cover : en fr
  • GB545882A - Improvements in or relating to the production of rubber threads and the like and products containing the same : en
  • DE721776C - Process for cleaning raw benzene, raw petrol or mineral spirits : de en
  • FR872699A - Seals tight to the passage of fluids : en fr
  • FR872750A - Improvements to frequency multipliers : en fr
  • FR872831A - Pump for liquids, in particular for hydrocarbons : en fr
  • CA405507A - Plywood barrel : en fr
  • CH221668A - Process and system for drying damp goods. : de en
  • CH221639A - Container with sliding lid for gramophone needles. : de en
  • FR872640A - Synchronous remote control device by low current lines : en fr
  • US2286197A - Pipe or culvert : en
  • USD132791S - Design for an abdominal support : en
  • FR872668A - Process for the treatment of protective oxide layers on magnesium and on alloys with a predominantly magnesium content : en fr
  • US2286735A - Warning signal : en
  • CA405561A - Earth consolidation : en fr
  • CH221646A - Automatic winding mechanism with oscillating weight for winding watch movements. : en fr
  • CH221720A - Remote explosive device. : en fr
  • DK59871C - Switch for short-term termination of an electrical circuit. : da en
  • CH221734A - Catalytic gas self-igniter. : de en
  • US2286213A - Method of drying thread or the like : en
  • AU179641A - Screening apparatus : en
  • CA405492A - Electron multiplier : en fr
  • CA405518A - Sausage cooker : en fr
  • AU200241A - Improvement in carrier-signal receiver : en
  • CH221663A - Device for profiling the grinding wheels of gear grinding machines or similar machines. : en fr
  • AU132341A - Improvements in sandblasting machines : en
  • US2286976A - Means for securing wallboards in position : en
  • FR872846A - Process for the treatment of mixtures of synthetic resins for the operation of fully automatic molding presses : en fr
  • GB545803A - Improvements in or relating to circuit arrangements for amplifying and separating two or more oscillations : en
  • DK59880C - Reduction valve for Water and similar Liquids. : da en
  • USD132781S - Design for a statuette : en
  • GB545804A - Improvements in radio filter circuits employing piezo-electric crystals : en
  • DE721800C - Overlay receiver with trap circuit for an interfering frequency that corresponds to the intermediate frequency : de en
  • US2286282A - Control apparatus : en
  • US2286687A - Fingernail enamel remover : en
  • GB545841A - Improvements in cushioned spring connections for vehicles : en
  • DE721616C - Contact microphone : de en
  • US2286563A - Car truck : en
  • ES147777A1 - Improvements in automatic scales and indicator mechanisms. : en es
  • US2286704A - Bob pin holder : en
  • AU115262B2 - Improvements in or relating to machines adapted for treating parts of shoes : en
  • CH221658A - Nitriding tank. : de en
  • CH221786A - Knob brake per cycle. : en it
  • CH221851A - Process for the preparation of 2,4-dioxo-3-isopropyl-3-allyl-1,2,3,4-tetrahydroquinoline. : de en
  • AU115288B2 - Amplitude range control ina signal transmission system : en
  • CA405405A - Manure spreader : en fr
  • CA405457A - Finger nail enamel : en fr
  • DE721711C - Ploughshare : de en
  • US2286324A - Massage roller : en
  • AU141241A - Improvements in or relating to machines adapted for treating parts of shoes : en
  • CH221793A - Airplane with an altitude chamber. : de en
  • US2286528A - Radial ball bearing : en
  • CH221769A - Automatic coupling for trailers. : de en
  • US2286229A - Portable film developing apparatus : en
  • US2286497A - Pot type vaporizing oil burner : en
  • USD132773S - Design for a lead pencil or similar article : en
  • GB545957A - Improvements in apparatus for automatically switching on and off gasifying burners for heating car engines and the like : en
  • US2286757A - Grating installation : en
  • CA405510A - Rubber heel and sole : en fr
  • US2286400A - Filter : en
  • US2286611A - Circuit control means : en
  • CA405442A - Telemetric control system : en fr
  • US2286202A - Ventilated cap : en
  • US2286566A - Pipe connection : en
  • US2286690A - Process of preparing thiuram sulphides : en
  • US2286816A - Oil pump and filter : en
  • CH221661A - Chainsaw. : de en
  • CH221827A - Process for the production of a new condensation product. : de en
  • CH221548A - Fireplace using solid fuel regardless of the ash melting point. : en fr
  • CA405482A - Fluid pressure actuated welding apparatus : en fr
  • FR872710A - Process for improving the felting ability of dyed carded wools : en fr
  • US2286257A - Wax applicator : en
  • CH221583A - Process for the production of shoe soles from wood. : de en
  • CH221782A - Backrest for cycle saddle. : en fr
  • FR872828A - Device for sprinkling, showering or bathing in temperate water not raised : en fr
  • US2286612A - Mold for concrete pathways : en
  • CH221591A - Process for manufacturing sodium cyanide. : en fr
  • AU491542A - Improvements in electrical systems of control for lifts : en
  • CH221702A - Device for automatic voltage regulation of synchronous generators. : de en
  • CA405493A - Image analyzing and dissecting tube : en fr
  • CH221804A - Process for the preparation of 4,5-pregnenedione-(3,20). : de en
  • US2286538A - Air conditioning system : en
  • US2286581A - Oil burner : en
  • US2286919A - Liquid level indicator : en
  • US2286950A - Theft-preventing device : en
  • US2286624A - Aluminum base alloy : en
  • US2286697A - Rubber composition : en
  • US2286572A - Door operating mechanism : en
  • US2286935A - Glare shield : en
  • US2286365A - Well pump : en
  • US2286369A - Method of purifying oil : en
  • CH221622A - Facility on the floor piece to shut it off against living beings. : de en
  • USD132793S - Design for a chair : en
  • CH221537A - Impact drill. : de en
  • CH221619A - Beach device. : en fr
  • CA405555A - Optical objective : en fr
  • CH221566A - Process for the manufacture of artificial textile fibers based on casein. : en fr
  • CH221657A - Thread cutting stock with setting ring for the jaws. : de en
  • CH221708A - Thermostat. : en fr
  • US2286888A - Apparatus for fumigating : en
  • FR872690A - Process for preparing a condiment intended to replace natural mustard : en fr
  • GB545950A - Improvements relating to loom shuttles : en
  • CH221628A - Writing device on recorders. : de en
  • CH221681A - Hoist for elevator winches, especially electric pulley blocks, with two hoist motors for different hoisting speeds. : de en
  • CH221800A - Filters for gases under changing pressure. : de en
  • GB545842A - Improvements relating to the regeneration of ion-exchange plants : en
  • CH221729A - Method of manufacturing a mounting device for magnetron tubes. : de en
  • CH221789A - Method for operating a cable car for passenger transport. : de en
  • AU115290B2 - An improved coke extractor for vertical rettorts : en
  • FR872747A - Improvements to electric discharge lamps : en fr
  • ES144271A1 - Improvement in the pistol lining. : en es
  • US2286832A - Photoflash synchronizing device : en
  • USD132805S - Design fob a bottle cap : en
  • ES150289A1 - AN EXTERNALLY CLOSED HOLLOW BRICK MOLDING APPARATUS : en es
  • CH221587A - Butcher knife. : de en
  • DE702570C - Alternating current remote indicator of motor-like design : de en
  • DE721685C - Process for improving suede leather : de en
  • FR872731A - Multiple signal transmission system : en fr
  • FR872767A - Process for preparing n-acyl-omega-amino acids : en fr
  • CH221672A - Sealing ring. : de en
  • US2286769A - Oarlock : en
  • CH221817A - Process for the production of a condensation product. : de en
  • CH221753A - Procedure for the time shifting of periodic sequences of similar characters. : de en
  • FR872683A - Device for cooling, dehydrating and purifying gases : en fr
  • US2286416A - Cane truck : en
  • GB545822A - Improvements in or relating to means for stoking locomotive fireboxes : en
  • CH221653A - Process for producing a sectional radiator from sheet metal, as well as radiator produced according to this process. : de en
  • USRE22120E - Wheel cover : en
  • DE721695C - Transportable dismountable house : de en
  • DE721828C - Hammer crusher : de en
  • USD132837S - Design for a coat : en
  • GB545910A - Improvements in and relating to clock mechanisms : en
  • CH221853A - Process for the preparation of a benzenesulfonic acid derivative. : de en
  • DE721504C - Device for attaching straps or the like to molded bodies for portepees or the like. : de en
  • US2286863A - Control system : en
  • DE721651C - Circuit arrangement for the supply of direct current carbon arc lamps via a dry rectifier, e.g. Copper oxide rectifier, from an alternating current network : de en
  • GB545806A - Manufacture of new monoazo acid dyestuffs : en
  • US2286302A - Liquid pump : en
  • US2286824A - Yarn treating : en
  • DE721837C - Speed control gear for a shear and tree machine : de en
  • FR872603A - Fuel pump for internal combustion engines : en fr
  • US2286837A - Dye for color photography : en
  • GB545946A - Improvements in and relating to the inlet systems of internal combustion engines : en
  • USD132788S - Watch charm or similar article of jewelry : en
  • US2286206A - Tobacco curing system : en
  • US2286490A - Record changing apparatus : en
  • US2286668A - Manufacture of holding caps for self-locking nuts : en
  • US2286338A - Retractable landing light arrangement for aircraft : en
  • FR872836A - Circuitry for the elimination or reduction of higher harmonic voltages in a nonlinear resistor : en fr
  • FR872639A - Method and device for automatic air conditioning in airplanes and motor vehicles : en fr
  • DE721770C - Waste control device for clock pendulum : de en
  • ES150831A1 - A CARBURETOR APPLICABLE TO ALL KINDS OF GASOLINE ENGINES TO CONSUME AS A GAS-OIL FUEL : en es
  • US2286347A - Marking control system for dictation machines : en
  • DE721762C - Control device for prime movers : de en
  • CH221598A - Process for producing a corrosion protection compound for objects made of steel or iron, in particular pipes. : de en
  • CH221609A - Set of typewriter paper strips. : en fr
  • CH221832A - Process for the preparation of 2-bromo-6-nitro-1-aminobenzene-4-sulfonic acid. : de en
  • US2286821A - Machine for cutting dies and the like : en
  • US2286501A - Injection chamber heating apparatus : en
  • US2286586A - Cross-wedge : en
  • DE721577C - Universal joint coupling : de en
  • CA405554A - Optical objective : en fr
  • CH221643A - Timepiece dial. : en fr
  • US2286934A - Reflector and holding means therefor : en
  • USD132801S - Textile fabric : en
  • USD132811S - Floor maintenance machine : en
  • FR872714A - Parquet boards with transverse assembly : en fr
  • FR872777A - Pipe fitting : en fr
  • DE721696C - Process for the rubber lining of pit drainage pipes : de en
  • DE721853C - Device for regulating refrigeration machines : de en
  • US2286946A - Adjustable seat : en
  • US2286273A - Production of ammonium thiocyanate : en
  • US2286992A - Latch mechanism : en
  • GB545855A - Improvements in or relating to piston rings : en
  • US2286641A - Oscillation control means : en
  • ES4729Y - Advertising device to winding. : en es
  • ES6347Y - Self-injectable with direct control of liquid output and perfect vision, through the glass, of its intensity and injection speed. : en es
  • GB545866A - Gain control circuits : en
  • ES6106Y - Rotating Bar and Nut Mechanism for Air Drilling Hammers. : en es
  • GB545878A - Improvements in or relating to submersible electric pumping equipment : en
  • US2286580A - Conveying element : en
  • DK59881C - Procedure for applying a light metal coating to metal objects, in particular for aluminating iron objects. : da en
  • FR872703A - Process for the transformation of normally gaseous hydrocarbons : en fr
  • GB545927A - Improvements in or relating to chairs and like supporting structures : en
  • GB545835A - Improvements in the construction of electrodes for use in electron guns : en
  • FR872773A - Push button for electric lines, in particular for alarms or similar devices : en fr
  • FR872689A - Improvement of gas and vapor absorption devices with automatic regeneration of absorbent bodies for all applications : en fr
  • DE721727C - Device for swiveling additional devices on typewriters : de en
  • FR872752A - Compressed gas switch : en fr
  • US2286317A - Dye : en
  • ES6101Y - New device to hold a suspender hook on different parts of clothing : en es
  • US2286358A - Hydraulic control for variable delivery pumps : en
  • US2286227A - Knitting machine and method : en
  • US2286789A - Integral high pressure lamp and starting circuit therefor : en
  • US2286926A - Pumping mechanism : en
  • US2286889A - Garment : en
  • DE721820C - Electrical contact device for counting the revolutions of a shaft in both directions of rotation : de en
  • US2286421A - Suction cleaner : en
  • US2286693A - Freezing tray : en
  • DE721754C - Pipe connection in which the two pipes are held together by a bracket that encompasses the two flanges : de en
  • DE721708C - Electric cooking device with electrode heating, in which the vessel used to hold the food is located in a steam room : de en
  • DE721732C - Floor speakers : de en
  • ES6111Y - Letter envelope, with special thread arrangement for opening. : en es
  • US2286274A - Recovery of solid ferricyanides : en
  • AU242741A - Thermostatic adjustment for meter calibrating mechanism : en
  • CH221570A - Loom. : de en
  • CH221574A - Contactor spindle. : de en
  • CA405544A - Paraffin wax removing method from wells : en fr
  • FR872678A - Heating device : en fr
  • CH221679A - Drive with automatic gear brake. : de en
  • FR872700A - Process for the isomerization of paraffinic hydrocarbons : en fr
  • GB545851A - Improvements in or relating to electrical measuring instruments : en
  • US2286447A - Catalytic conversion of hydrocarbon oils : en
  • ES6054Y - Cover for vehicles. : en es
  • US2286925A - Drive for refuse loaders : en
  • CA405425A - Reflector sign : en fr
  • US2286323A - Apparatus and method for feeding and fabricating glass : en
  • US2286764A - Torpedo tube : en
  • CH221582A - Process for making one-piece felt caps. : en it
  • CH221647A - Portable timepiece. : en fr
  • CH221747A - Method of sending messages. : de en
  • CH221784A - Trailer for cycles and motorcycles. : en fr
  • US2286384A - Apparatus for gas analysis : en
  • US2286654A - Method for heat treatment for solid particles : en
  • ES6124Y - Automatic rotary duplicator. : en es
  • FR872647A - Combustion engine : en fr
  • US2286404A - Escapement mechanism : en
  • US2286770A - Throwout mechanism for screens : en
  • US2286765A - Hoisting drag bucket : en
  • US2286876A - Shipping block : en
  • US2286269A - Eyeshade : en
  • DK59882C - Procedure for preserving meat and slaughter products. : da en
  • DE721756C - Protection against unintentional switching on of the spindle motor on control levers for milling machines : de en
  • DE721585C - Control flap to be used as a lift flap or nosedive brake behind a radiator built into the wing of an aircraft : de en
  • DE721607C - Typewriter with automatic total printing device : de en
  • DE721739C - Indirectly heated glow cathode for electron tubes : de en
  • US2286389A - Cigarette case : en
  • DE721841C - Process for the liquefaction and separation of gas mixtures : de en
  • FR872804A - : fr
  • US2286360A - Tool supporting means : en
  • US2286485A - Hydraulic gear transmission : en
  • US2286518A - Fusible protective device : en
  • GB545853A - Improvements in pumps for producing a flow of conducting liquid : en
  • GB545947A - Improvements in or relating to power transmissions : en
  • FR872811A - Transmission device applicable in particular to towing and control of mowers : en fr
  • US2286691A - Scoop dredge : en
  • AU115280B2 - Improvements inthe concentration of minerals : en
  • CH221774A - Switching device for change gears. : de en
  • US2286320A - Duplex tone arm : en
  • CH221727A - Transmitter tube with adjustable grid current. : de en
  • US2286564A - Core mold for use with concrete forms : en
  • CH221787A - Electric drive device for bicycles. : de en
  • US2286893A - Apparatus and method for bending pipes, bars, plates, and like pieces : en
  • US2286780A - Photomechanical color reproduction : en
  • CH221533A - Working pit for cars. : de en
  • US2286686A - Apparatus for rejecting defective metallic sheets : en
  • US2286696A - Clasping clip device : en
  • USRE22116E - Seal for shafts : en
  • US2286671A - Clutch control means : en
  • US2286883A - Photomechanical apparatus : en
  • US2286997A - Frequency modulation converter : en
  • US2286576A - Vehicle suspension mechanism : en
  • US2286660A - Hair trimming guide for dry shavers : en
  • CH221649A - Tarnish-resistant silver alloy. : de en
  • US2286244A - Asphalt preparation : en
  • US2286835A - Well drilling and completion : en
  • US2286532A - Friction coupling : en
  • US2286941A - Heater for motor vehicles : en
  • CH221605A - Process for the production of hollow bodies from fibrous materials. : de en
  • DE721771C - Cross conveyor table for buckling machines : de en
  • CA405473A - Air conditioning apparatus : en fr
  • AU120007B2 - Improvements in or relating to air or gas compressors : en
  • CH221594A - Process for manufacturing carbinols with an acetylenic function. : en fr
  • CA405509A - Colour printing composition : en fr
  • AU458242A - Improvements in or relating to air or gas compressors : en
  • CH221744A - Device for winding and fixing curls of hair. : en fr
  • CA405573A - Vehicle wheel : en fr
  • CH221721A - Spark gap arrangement for high voltages. : de en
  • CA405480A - Delivery vehicle : en fr
  • CH221525A - Process for separating minerals from a mucous mineral suspension. : de en
  • US2286399A - Collapsible box : en
  • US2286558A - Tool for connecting electrical conductors and the like : en
  • CH221798A - Boiler. : de en
  • GB545943A - Improvements in aircraft alighting gear : en
  • US2286751A - Pipe leak sealing sleeve : en
  • CH221650A - Process for the production of ingots of uniform composition from alloys capable of segregation, in particular from magnesium alloys. : de en
  • NL52541C - : en
  • NL52623C - : en
  • NL98644B - : en
  • US2286306A - Cigarette machine tobacco feed : en
  • CA405500A - Gas and coke oven : en fr
  • ES6095Y - Visor to protect the skin when drying the hair. : en es
  • DE721872C - Photographic lens shutter with contact device for flash release : de en
  • CH221801A - Food container with a vacuum jacketed vessel. : de en
  • ES6004Y - A device for automatic washing. : en es
  • DE721664C - Suspenders : de en
  • DE721807C - Hiking pillar : de en
  • IE17205L - Electric heater for windscreens or windows : en
  • CH221731A - Low frequency induction furnace. : de en
  • CH221778A - Arrangement of a light dynamo on a motorbike or motorcycle. : de en
  • CA405443A - Telemetric control system : en fr
  • CH221739A - Process for the preparation of 4.4'-diamidinostilbene dihydrochloride. : en fr
  • CH221818A - Process for the production of a condensation product. : de en
  • DE721663C - Process for the manufacture of socks : de en
  • US2286869A - Magnesium base alloy : en
  • DE721811C - Device for stabilizing DC voltages : de en
  • USD132778S - Design for a badge or similar article : en
  • US2286205A - Heat transfer system : en
  • US2286210A - Arc welding system and method : en
  • USRE22114E - Cutoff mechanism : en
  • FR872754A - Turbine fin with sharp end on the concave side of the fin : en fr
  • CH221669A - Threadless clamping device. : de en
  • US2286183A - Alkylation of isoparaffinic hydrocarbons : en
  • US2286225A - Freezing process : en
  • US2286779A - Photomechanical color reproduction : en
  • US2286809A - Method of applying screws to work : en
  • US2286928A - Diesel fuel injector pump : en
  • FR872724A - Snap-action switch : en fr
  • DE721851C - Trio rolling mill with stationary central roll : de en
  • DE721873C - Film container : de en
  • FR872707A - Process for preparing saturated hydrocarbons : en fr
  • US2286194A - Process for making galvanized articles : en
  • US2286434A - Filter : en
  • CA405485A - Flowmeter : en fr
  • CA405548A - Cardiac glucoside : en fr
  • CH221849A - Process for the preparation of the 5,7-dimethyltocolphosphoric acid ester. : de en
  • FR872659A - Protective treatment of all deposits of silver plating, gilding, etc., on glass, mirrors or any transparent material : en fr
  • FR872685A - Self-powered burner : en fr
  • US2286463A - Door lock signal : en
  • CA405514A - Brake lever : en fr
  • CH221772A - Oil cooling device on streamlined vehicles with air-cooled rear engine. : de en
  • US2286513A - Inside flash remover : en
  • USD132812S - Design for a spoon or other article of flatware : en
  • US2286931A - Cutter for dressing electrodes in spot welding machines : en
  • AU246641A - Improvement in carrier-signal frequency-detector system : en
  • DE721697C - Device for reproducing sound recordings with episcopic scanning : de en
  • CH221546A - Door lock. : de en
  • GB545858A - Improvements in or relating to rotary compressors with adjustable guide blades : en
  • CA405523A - Asbestos product : en fr
  • ES149593A3 - IMPROVEMENTS IN THE MANUFACTURE OF WAR POWDERS WITHOUT VOLATILE SOLVENTS : en es
  • ES4871Y - Endless strip unwinding device, applicable to plans or maps to facilitate the search for the points represented in said plans. : en es
  • US2286406A - Telemetric device : en
  • DE721659C - Truss made of wood, especially for airplanes : de en
  • DE721700C - Disc brakes, especially for motor vehicles : de en
  • CA405564A - Building structure : en fr
  • US2286439A - Yieldable antenna pole : en
  • USD132822S - Design fob a settee : en
  • US2286335A - Indicator : en
  • GB545831A - Improvements in or relating to rod or pipe bending machines : en
  • GB545844A - An apparatus for the estimation of moisture in granulated solids : en
  • US2286783A - Color projection lamp : en
  • CH221538A - Oven attachment. : de en
  • US2286748A - Dental x-ray package : en
  • US2286927A - Rotary chuck : en
  • US2286945A - Welding machine : en
  • CH221561A - Screw for attaching wash basins to consoles. : de en
  • FR872695A - Process and catalyst for the catalytic transformation of hydrocarbons : en fr
  • ES144107A1 - Metal boards that withstand high temperatures, without deforming and its application in particular to registers with or without automatic control. : en es
  • FR872762A - Radio receiver capable of being switched on and off remotely : en fr
  • DE721824C - Sound absorber on the inlet pipe between the engine and the muffler, especially for dampening idle noise : de en
  • GB545938A - Method of producing silicon steel sheet or strip : en
  • US2286334A - Extraction process : en
  • GB545816A - Improvements relating to electric ignition apparatus for internal combustion engines : en
  • ES6117Y - Fastening device for loose-leaf bindings. : en es
  • GB545942A - Improvements in methods of producing photo-mechanical printing plates : en
  • FR872648A - Adjustable caliber, with micrometric adjustment, allowing control of exterior or interior dimensions : en fr
  • DE721674C - Process for improving the electrical properties of liquid, aromatic, non-polymerizable, chlorine-containing insulating materials : de en
  • FR872723A - Bicycle side trailer : en fr
  • US2286969A - Means for movably connecting one member to another member : en
  • US2286242A - Optical image system : en
  • US2286700A - Toy gun : en
  • US2286511A - Tube nosing machine : en
  • US2286851A - Fluorescent lamp : en
  • CH221651A - Device for electrical welding together of metal foils. : de en
  • US2286521A - Hammer drill attachment for electric motors : en
  • DE719595C - Method and device for packing disc-shaped objects, such as tablets made of sugar, peppermint, or the like. : de en
  • US2286290A - Hydraulic shock absorber valving assembly : en
  • US2286368A - Game : en
  • US2286849A - Vibrator frequency changer : en
  • CA405415A - Wheel manufacture : en fr
  • CA405440A - Can manufacturing method : en fr
  • CH221579A - Device for sizing warp threads. : de en
  • CA405513A - Jointed hand brake lever : en fr
  • CA405527A - Twin batch paving machine : en fr
  • CH221599A - Lampant liquid. : en fr
  • GB545955A - Motion-transmitting lever for automatic machine tools : en
  • US2286819A - Nonreflecting coating for glass : en
  • CH221608A - A method of manufacturing a set of united accordion leaves, and a set of leaves obtained by means of this method. : en fr
  • US2286536A - Gas vent valve for gas and liquid separators : en
  • DE721693C - Hot water heater : de en
  • DE721766C - Anti-slip protection for caterpillars : de en
  • CA405533A - Discharge tube filament heating means : en fr
  • US2286479A - Air filter panel : en
  • CH221575A - Knitting process and knitted goods made according to it. : de en
  • CH221792A - Electric train signaling system for vehicle trains for transmitting commands, in particular for electric trams. : de en
  • CA405449A - Fish grader : en fr
  • CH221693A - Internal combustion engine cylinder. : en fr
  • CH221819A - Process for the preparation of 2-methyl-4-aminopyrimidine-5-carboxylic acid ethyl ester. : de en
  • US2286321A - Apparatus for separating genuine : en
  • US2286895A - Lock nut : en
  • CH221659A - Chainsaw with adjustable chain guide wheel. : de en
  • CH221799A - Wood gasifier. : en fr
  • CA405470A - Lightning arrester block : en fr
  • US2286415A - Battery connector : en
  • US2286981A - Locking nut : en
  • CH221545A - Process for the preparation of a mixture suitable for cement burning. : de en
  • CH221813A - Process for the preparation of a halogen-containing acylaminosulfonic acid. : de en
  • CH221673A - Process for reinforcing cylindrical hollow bodies and cylindrical hollow bodies reinforced by the process. : de en
  • CA405498A - Tire tube : en fr
  • US2286705A - Apparatus for treating potatoes for shipment : en
  • US2286954A - Side sill : en
  • CA405459A - Monomeric thioamide preparation : en fr
  • CH221530A - Covering device for a roof surface part. : de en
  • CH221637A - Electro-acoustic converter with funnel. : de en
  • FR872810A - Tractor with actuating motor in lying position : en fr
  • GB545896A - Improvements in or relating to fastening means : en
  • DE1519204U - : de en
  • CH221630A - Circuit for measuring small changes in impedance. : de en
  • US2286429A - Washing machine : en
  • US2286714A - Photographic element containing a trisazo dye : en
  • AU115277B2 - Dielectric liquid : en
  • CH221613A - Device for intermittent progression of films. : de en
  • CH221837A - Capsule compressor. : de en
  • US2286195A - Method of and machine for attaching heels to shoes : en
  • US2286827A - Electric cable and method of manufacture : en
  • US2286882A - Titanium oxide pigment production : en
  • US2286998A - Process for treating pineapple : en
  • CA405563A - Synthetic resin production : en fr
  • US2286745A - Heat treating process : en
  • FR872814A - Improvements to the processes of distillation of oils, tars, gums and resins, with obtaining fuel agglomerates : en fr
  • CA405400A - Gold pan : en fr
  • CH221783A - Leg protection for cyclists. : de en
  • CH221531A - Flight of stairs made of artificial stone steps. : de en
  • DE721781C - Device to avoid torsional vibrations in aircraft engines : de en
  • CA405478A - Upward acting door : en fr
  • CA405401A - Starter switch for gaseous discharge devices : en fr
  • CH221557A - Filters for gases. : de en
  • US2286234A - Magnetoelectric machine : en
  • CA405403A - Hydrocarbon gas manufacture from coal : en fr
  • CA405531A - Therapeutic composition : en fr
  • CH221601A - Bath for the electrolytic deposition of heavy metals. : de en
  • CA405410A - Printing telegraph receiver : en fr
  • US2286549A - Automatic transmission : en
  • US2286991A - Fastener installation : en
  • CH221624A - Antenna system for direction finding purposes. : de en
  • FR872844A - electrolyte for capacitors : en fr
  • GB545898A - Clip for holding nuts and the like : en
  • US2286993A - Field-core holding means for electric motors : en
  • USD132833S - Design for a coat : en
  • AU115295B2 - Improvements in sandblasting machines : en
  • CH221683A - Compressor with counter-rotating pistons. : de en
  • CH221631A - Electrical measuring device. : de en
  • CH221555A - Mechanism for automatic feeding by means of an auger of an under-fueled hearth with solid fuel. : en it
  • CH221735A - Gas-filled electric light bulb for series connection. : de en
  • GB545885A - Improvements in electrically operated shaving devices : en
  • US2286597A - Valve control : en
  • USRE22121E - Drive mechanism fob shaker : en
  • FR872705A - Improvements to adjustable seat frames for vehicles : en fr
  • ES150491A1 - IMPROVEMENTS IN OVENS FOR HEATING TREATMENTS AT HIGH PRESSURES : en es
  • FR872720A - Improvements to signaling devices for car and pedestrian traffic : en fr
  • FR872666A - Device for eliminating registration differences in printing machines : en fr
  • GB545845A - Improvements in taps or cocks particularly for use with gas cookers : en
  • GB545919A - Improvements relating to control valves for steam heated radiators and the like : en
  • US2286753A - Hosiery : en
  • US2286916A - Tube closure : en
  • FR872732A - Process for the preparation in the pure state of asymmetric oxothio and oxoselenocarbocyanines : en fr
  • FR872815A - Device particularly intended for spinning angora hair : en fr
  • FR872734A - Printing process : en fr
  • FR872790A - Improvements in the manufacture of molded bodies in artificial resins, particularly in the manufacture of denture elements : en fr
  • DE721829C - Ring roller mill : de en
  • GB545880A - Improvements in radio navigational systems : en
  • US2286801A - Apparatus for applying moisture resistant material to bags : en
  • US2286803A - Truck : en
  • US2286901A - Game table : en
  • DE721860C - High frequency intercom : de en
  • US2286535A - Miniature head guard : en
  • DE721720C - Process for converting peat into fuel : de en
  • US2286952A - Split connector for electrical conduits : en
  • USD132767S - Design for an advertising sign : en
  • GB545907A - Improvements in brakes : en
  • US2286331A - Record sheet holder : en
  • US2286761A - Machine for supplying treatment material to voids beneath pavement structures : en
  • GB545960A - Improvements in roof trusses : en
  • ES143055A1 - An apparatus consisting of a resting for electric irons. : en es
  • GB545893A - Improvements in or relating to circular knitting machines of the double axially opposed needle cylinder type : en
  • FR872736A - Process for manufacturing a condensation product based on cellulose and formaldehyde : en fr
  • ES150922A3 - CONVEYOR RAIL : en es
  • DK59890C - Packing for Eggs. : da en
  • GB545901A - Improved method for the development and subsequent treatment of photographic film : en
  • ES5938U - Table football. (Machine-translation by Google Translate, not legally binding) : en es
  • FR872721A - Method and device for the manufacture of elastic synthetic resin : en fr
  • GB545826A - Feed amplifiers : en
  • FR872643A - luminescent screens : en fr
  • FR872756A - Method and device for printing subtractive polychrome images : en fr
  • ES6125Y - Parallel bench vise. : en es
  • FR872669A - Process for the manufacture of hollow valves provided with a heat equalizing filling : en fr
  • FR872825A - Improvement device : en fr
  • DK59879C - Procedure for the operation of multi-stage internal combustion engines. : da en
  • FR872646A - Improvements to gas turbines : en fr
  • GB545923A - Improvements relating to pressure heads for aircraft : en
  • US2286871A - Lead connection for dynamoelectric machines : en
  • DE721759C - Process for impregnating fruit juices : de en
  • US2286582A - Insulated body mounting for automobiles : en
  • US2286186A - Foundation garment : en
  • US2286970A - Machine for sharpening lawn mowers : en
  • US2286267A - Plywood tubing : en
  • US2286502A - Clutch plate : en
  • US2286544A - Wall box : en
  • US2286593A - Kelly driving means : en
  • ES150864A1 - A PROCEDURE FOR OBTAINING N-SULFONYLUREAS : en es
  • FR872691A - Crocodile : en fr
  • US2286304A - Azo dye : en
  • US2286441A - Sewing machine : en
  • US2286987A - Air separator : en
  • US2286493A - Door construction : en
  • US2286494A - Sound translating system : en
  • US2286750A - Dynamoelectric machine : en
  • US2286457A - Automatic lathe : en
  • FR872809A - Method and device for introducing additives into iron and steel in the molten state : en fr
  • AU314741A - An improved coke extractor for vertical rettorts : en
  • ES5721Y - Visible file. : en es
  • US2286373A - Locking slider : en
  • US2286680A - Locomotive sanding control apparatus : en
  • US2286877A - X-ray protective glove : en
  • CA405399A - Shaving implement comb : en fr
  • ES150111A1 - INSTALLATION FOR THE MIXTURE OF CONCRETE AND SIMILAR : en es
  • FR872651A - Advanced navigation instrument : en fr
  • US2286899A - Casement window : en
  • US2286962A - Manufacture and production of artificial threads and the like articles : en
  • DE721748C - Device to prevent rusting of the condensate pipes in steam boiler systems : de en
  • US2286913A - Paint mixer : en
  • GB545881A - Frequency multiplier for high and ultra-high frequencies : en
  • US2286896A - Flushing system : en
  • FR872761A - Ultra-shortwave frequency-changing balanced mount : en fr
  • FR872733A - Process for preparing carbocyanine dyes : en fr
  • FR872738A - Engine chamber ventilation in vehicles with an air-cooled engine located at the rear : en fr
  • DE721678C - Pressure adjustment device for brush holder : de en
  • FR872644A - Improvements to position indicating systems : en fr
  • FR872649A - Compass for drawing curves with large radii : en fr
  • FR872833A - Fuel tank for gasifier vehicles : en fr
  • USD132826S - Design for a jewelry finding or simdlar article : en
  • GB545939A - Improvements in or relating to sheet feeding apparatus : en
  • US2286706A - Door and step mechanism : en
  • US2286983A - Dough rounding mechanism : en
  • DE721662C - Centrifugal machine with peeling device and hinged hood : de en
  • DE721876C - Daggers, swords of all kinds : de en
  • GB545839A - Improvements in or relating to lead-in bushings for electrical apparatus : en
  • FR872728A - Process specially designed for the use of synthetic resin and metal bonds for dental purposes : en fr
  • FR872755A - Electric boiler installation to produce hot water or steam : en fr
  • US2286956A - Method of and apparatus for drawing wire and fabricating articles therefrom : en
  • US2286590A - Draft gear for railway cars : en
  • US2286622A - Locomotive stoker : en
  • US2286953A - Method for making thymol : en
  • ES6064Y - Detachable winder. : en es
  • GB545819A - Improvements in or relating to windows, doors and like structures : en
  • US2286295A - Table top or the like construction : en
  • USD132838S - Design for a coat : en
  • FR872775A - Welding wires for electric arc welding : en fr
  • GB545909A - Improvements in aircraft construction : en
  • GB545912A - Improvements in vehicles for transporting demountable freight containers : en
  • DK59877C - Savbue. : da en
  • FR872737A - Electric snap-action switch : en fr
  • FR872759A - Direction finding device, in which the voltage of the aerial antenna is taken from the system of directed antennas : en fr
  • CH221719A - Overcurrent switch. : de en
  • US2286930A - Method of projecting color pictures : en
  • US2286385A - Jewelry display device : en
  • CA405511A - Anthelmintic tablet : en fr
  • US2286689A - Lubricated valve : en
  • US2286917A - Ratchet socket : en
  • US2287000A - Process of internally refinishing hollow shells : en
  • USD132825S - Design for a dual phonograph : en
  • US2286578A - Surgical instrument : en
  • US2286670A - Fan : en
  • DE721862C - Circuit breakers, in particular circuit breakers : de en
  • ES150124A1 - DISPLACEMENT MECHANISM FOR AIR PROPELLERS : en es
  • US2286394A - Electric barbecue broiler : en
  • US2286719A - Air heating furnace : en
  • US2286182A - Constant velocity universal joint : en
  • US2286767A - Coated alkaline article and process of making same : en
  • US2286386A - Seismometer : en
  • US2286967A - Mine car and truck therefor : en
  • US2286256A - Hydraulic mechanism : en
  • USD132819S - Design for a slip : en
  • US2286427A - Box or chest for tools : en
  • US2286613A - Liquid supply system : en
  • US2286996A - Cathode-to-spacer assembly : en
  • DE721758C - Keyboard for accordions : de en
  • CH221686A - Internal combustion engine assembly consisting of two double-shaft opposed piston engines. : de en
  • US2286885A - Machine for forming elements : en
  • ES143194A1 - A process for drying substances under vacuum. : en es
  • GB545846A - Improvements in or relating to housings for apparatus employed in submarine cable systems : en
  • US2286277A - Material reducing apparatus : en
  • FR872626A - Improvements to electrical switches : en fr
  • US2286305A - Irrigation ridger : en
  • US2286736A - Hood latch and operating means therefor : en
  • US2286491A - Refrigerating apparatus : en
  • US2286226A - Mercurated aryl-alkyl ketones : en
  • NL52685C - : en
  • DE721818C - Registering speedometer : de en
  • FR872694A - Process for obtaining light, rigid and resistant materials, and industrial products obtained by this process : en fr
  • AU334241A - Improvements in and relating to caps or closures for bottles and like containers : en
  • USRE22117E - Process of recovering molybdenite by froth flotation : en
  • DE721832C - Roll film spool : de en
  • US2286398A - Heat exchanger : en
  • CH221716A - Control device for regulating a physical variable as a function of another physical variable. : de en
  • US2286818A - Vacuum cleaner nozzle : en
  • US2286255A - Tube bending apparatus : en
  • US2286423A - Cigarette making device : en
  • US2286475A - Treatment of hydrocarbons : en
  • CH221550A - Process for generating fuel gas and equipment for carrying out this process. : de en
  • DE721779C - Arrangement for the visible multicolored reproduction of images of invisible short-wave radiation : de en
  • US2286635A - Safety catch : en
  • NL52774C - : en
  • DK59875C - Glass black. : da en
  • CA405497A - Numeral wheel : en fr
  • CH221733A - Electric furnace lid. : de en
  • CH221756A - Alarm system with centrally arranged power sources. : de en
  • DE721852C - Traveling grate with a device for the extraction of glowing coke and steam of higher voltage : de en
  • DE721867C - Device for riveting artificial teeth on bridges or the like with a countersink acting against a pressure piece : de en
  • ES6076Y - Lighting device attached to hair dryers. : en es
  • US2286936A - Lifesaving side net for ships : en
  • US2286191A - Mineral piercing and cutting : en
  • US2286995A - Purification of acetic acid : en
  • CH221666A - Screwdrivers, especially for electrical installers. : de en
  • CH221754A - Indicator sign with at least one sign carrier that can be electromagnetically rotated relative to a viewing opening. : de en
  • CH221627A - Device for measuring a mechanical quantity by comparing the frequency of two transversely vibrating strings. : de en
  • US2286709A - Gear cutting attachment : en
  • AU115289B2 - Improvement in cathode-ray tube : en
  • CH221675A - Kinetic type hydraulic clutch device. : en fr
  • US2286534A - Electrical cutout : en
  • US2286577A - Pyrometallurgical process for the production of pig-iron and ferrochromium : en
  • US2286651A - Testing machine : en
  • US2286185A - Generating system for constant voltage at variable speed of prime mover : en
  • US2286606A - Seat covering device : en
  • CH221534A - Rail fastening on reinforced concrete sleepers. : de en
  • DE721810C - Device for attaching a spool body to an associated base plate : de en
  • AU130941A - A device for automatically supplying lighted cigarettes : en
  • CH221730A - Tube for ultra-short wave operation in feedback circuit. : de en
  • DE721752C - Cylinder block for multi-cylinder internal combustion engines : de en
  • USD132784S - Design for a statuette : en
  • CH221732A - Process for the production of carbon bodies. : de en
  • US2286472A - Bearing seal : en
  • CH221543A - Process for the manufacture of a boiler with a flange ring attached to the lower base having an opening and a boiler manufactured according to this process. : de en
  • CH221560A - Bed. : de en
  • CH221636A - Sound film in multiple double-pointed script and device for its production. : de en
  • USD132766S - Combined displaying and dispensing cabinet : en
  • US2286639A - Tobacco product : en
  • AU115292B2 - Improvements in or relating to electric discharge tubes : en
  • DE721660C - Elastic connection between the chassis and the car body : de en
  • CH221597A - Process for the production of a vat dye of the anthraquinone series. : de en
  • ES150058A1 - A DEVICE FOR PRESSING CONICAL PROFILES IN A LONGITUDINAL DIRECTION : en es
  • CH221840A - Device for three-phase transformers and three-phase reactors with isolated zero point, to protect the insulation against surge voltages. : de en
  • GB545888A - Improvements in and relating to the delivery of dough pieces and other articles : en
  • CA405471A - Resistance shunted lightning arrester : en fr
  • ES6308Y - Sole. : en es
  • US2286285A - Method of making furrow opener boots : en
  • CA405553A - Slide-fastened knitted garment cuff closure : en fr
  • US2286840A - Concrete mixer : en
  • CH221689A - Ratchet-free snap-off coupling for coupling magneto igniters, especially multi-pole magneto igniters, with internal combustion engines. : de en
  • AU115298B2 - Improvements in or relating to ammonium nitrate explosives : en
  • CH221845A - Process for the preparation of the hexamethylenetetramine salt of 4-aminobenzenesulfonamide-phosphamic acid. : de en
  • AU127541A - Improvements inthe concentration of minerals : en
  • CH221677A - Infinitely variable power transmission gear, especially for winding machines. : de en
  • CA405453A - Discharge tube seal : en fr
  • CH221715A - Electromagnetic contactor. : de en
  • CA405529A - Articulated locomotive : en fr
  • CH221713A - Switch for briefly closing a circuit. : de en
  • US2286569A - Process for producing light polarizing bodies : en
  • US2286188A - Fluid distribution system : en
  • DE721743C - Layered construction ultraviolet-sensitive generator cell : de en
  • US2286828A - Apparatus for supplying soluble agents to liquids : en
  • US2286559A - Oxidation of alicyclic ketones : en
  • CH221541A - Safety device on electrically heated hot water storage tanks. : de en
  • US2286526A - Optical system for cameras and the like : en
  • US2286679A - Coloring matter of the phthalocyanine type : en
  • US2286820A - Regulator : en
  • US2286842A - Inverter circuit : en
  • DE721666C - Method of bacterial treatment of peat : de en
  • FR872627A - Disc brakes and more specifically for vehicles : en fr
  • FR872749A - Invisible hinge for furniture, doors, windows and other similar constructions : en fr
  • DE721761C - Sheet collecting device for sheeter or sheet processing machines : de en
  • GB545904A - Improvements in or relating to firing devices for the fuzes of bombs, flares, and the like : en
  • FR872657A - Rotary pump : en fr
  • ES145693A1 - Improvements in the covers for vehicle wheels. : en es
  • GB545922A - Improvements relating to the extraction of sugar from sugar beet and like vegetables : en
  • US2286345A - Pause control system for dictation reproducing machines : en
  • CH221559A - Cane furniture. : de en
  • US2286727A - Alternating current regulating system : en
  • CA405448A - Transmission mechanism for motor vehicles : en fr
  • CH221728A - Switching device with periodically operated contacts. : de en
  • USD132785S - Design fob a statuette : en
  • CH221685A - Water turbine of great capacity with vertical axis. : de en
  • US2286349A - Preparation of solutions of cyanamide in liquid ammonia : en
  • US2286417A - Eraser shield plate : en
  • US2286524A - Pocketknife : en
  • CH221626A - Dynamic extensometer. : de en
  • CH221745A - Process for the production of an absorption mass effective in a larger temperature range for the removal of carbonic acid from the air we breathe. : de en
  • CH221806A - Process for preparing 4-pregnene-3,20-dione. : de en
  • CA405505A - Porous metal object sintering method : en fr
  • CH221611A - Device for the presentation of pictures of all kinds, especially film pictures, while creating a certain spatial impression for the viewer. : de en
  • CA405566A - Paper and board manufacture : en fr
  • CH221615A - Camera with coupled electric light meter. : de en
  • CH221839A - Switching device, consisting of two switches connected in series. : de en
  • US2286211A - Arc welding system and method : en
  • CH221751A - Amplitude modulation arrangement. : de en
  • US2286270A - Carpet sweeper : en
  • CH221736A - Explosion-proof incandescent lamp holder with contact closure and contact interruption in a closed, flameproof room. : de en
  • CA405520A - Directional antenna array : en fr
  • CA405463A - Polythioamide preparation : en fr
  • DK59886C - Device by Rulers for Use in Drawing Parallel Lines. : da en
  • ES149324A1 - PROCEDURE FOR THE SIMULTANEOUS MANUFACTURE OF SATIN CEILINGS AND FORMWORK IN ESCAYOLA OR PLASTER FOR THEIR APPLICATION IN CEILINGS EMBEDDED WITH CEMENT AND REINFORCED CONCRETE : en es
  • USD132776S - Design for a badge or similar article : en
  • FR872697A - fastening element for slide fasteners : en fr
  • US2286240A - Refining of nonferrous metals : en
  • CH221688A - Internally cooled, cylindrical rotary valve. : de en
  • CH221710A - Electric switch. : en fr
  • CA405549A - Fastener slider : en fr
  • US2286785A - Display cabinet : en
  • US2286454A - Automobile amusement apparatus : en
  • US2286715A - Thread chasing attachment for lathes : en
  • US2286725A - Purification of sulphonic acid products : en
  • CA405494A - Dissector tube : en fr
  • US2286300A - Traveling cup and stuffing box : en
  • US2286768A - Power drive for washing machines : en
  • US2286942A - Method of manufacturing paper and/or board : en
  • CH221526A - Harrow. : en fr
  • CH221746A - Self-seller for electricity, gas or the like to operate with various coins. : de en
  • US2286808A - Flashlight synchronizing apparatus for cameras : en
  • USD132759S - Shoe ornament or similar article : en
  • FR872793A - Welding head for metal wire with oscillating device : en fr
  • US2286446A - Oil burner : en
  • US2286650A - Machine for plucking poultry and the like : en
  • US2286222A - Insecticidal composition : en
  • US2286604A - Air conditioning system : en
  • US2286666A - Conveyer : en
  • US2286661A - Hydraulic apparatus : en
  • US2286392A - Azo dye : en
  • US2286658A - Cooled injection nozzle : en
  • AU115291B2 - Improvements in or relating to methods of producing 2-aminothiazole, and methods of purifying a crude 2-aminothiazole andthe products resulting therefrom : en
  • US2286432A - Closed dry cleaning system : en
  • US2286437A - Piezoelectric temperature compensating circuit : en
  • US2286435A - Eyeglass frame construction and method of making the same : en
  • US2286464A - Wiper : en
  • US2286489A - Liquid fuel burner : en
  • CH221581A - Connection of elastic and inelastic textile products. : de en
  • CH221654A - Device for centering workpieces which are to be drilled along a central plane and whose support to be supported laterally during drilling runs symmetrically to this central plane. : de en
  • CH221758A - Diagram for distribution systems. : de en
  • CH221759A - Plate warmer. : de en
  • US2286868A - Magnesium base alloy : en
  • US2286289A - String cutter : en
  • US2286492A - Lens attachment for sewing machine lighting devices : en
  • US2286579A - Conveying element : en
  • US2286974A - Balanced door roller lift mechanism : en
  • CH221843A - Process for the preparation of a condensation product from p-xylohydroquinone and phytol. : de en
  • CA405413A - Wheel disc making apparatus : en fr
  • NL52580C - : en
  • US2286541A - Blank cutting and feeding means for paper cup machines : en
  • CA405435A - Welding system transientless timer : en fr
  • CH221697A - Device on gas power plants for coal, charcoal, etc. to regulate the water or. Addition of water vapor to the combustion air. : de en
  • US2286734A - Copper-cobalt-tin alloy : en
  • US2286602A - Spinning frame and similar machines : en
  • ES6226Y - Articulation and elasticity device in wooden soles covered with rubber, leather or similar material applicable to the manufacture of all kinds of footwear. : en es
  • FR872662A - Accelerated switching system of electrical switches, and more specifically for the rapid breaking of electromagnetic circuit breakers : en fr
  • US2286640A - Head for spools, reels, beams, or beamheads : en
  • CA405454A - Amplifier coupling circuit : en fr
  • FR872847A - Ejector device for automatic presses for molding synthetic resins : en fr
  • GB545913A - Purification of liquids : en
  • US2286410A - Frequency modulation receiver tuning indicator : en
  • USD132818S - Design for a dry shaver : en
  • AU299241A - Improvement inthe method of making enclosed vacuum tubes : en
  • CA405441A - Cable sleeve dimpling machine : en fr
  • US2286631A - Snubber : en
  • USD132830S - Design for a textile fabric : en
  • US2286476A - Gasoline dispensing pump : en
  • US2286646A - Ink bottle : en
  • US2286874A - Method of making pinking shears : en
  • US2286752A - Resin : en
  • US2286425A - Packing means for shafts : en
  • US2286817A - Tampon : en
  • US2286217A - Rotary toolhead : en
  • US2286402A - Duplicating machine : en
  • DE721834C - Fire protection for fuel dispensers : de en
  • DK59873C - Heating tray with associated Match. : da en
  • FR872652A - Feeding device for machine tools : en fr
  • US2286268A - Line drive and feed for stokers : en
  • US2286965A - Electric switch : en
  • US2286731A - Drying apparatus : en
  • US2286672A - Hard metal article and method of making : en
  • AU163841A - Amplitude range control ina signal transmission system : en
  • CA405397A - Porous metal article manufacture : en fr
  • US2286621A - Pressure measuring apparatus : en
  • US2286746A - Egg treating apparatus : en
  • US2286253A - Corner brush for paperhangers : en
  • US2286409A - Method of and means for forming or dressing grinding wheels used for form grinding : en
  • US2286630A - Heating apparatus : en
  • GB545920A - Improvements in indicator apparatus : en
  • CA405521A - Aperiodic transformer system : en fr
  • GB545917A - Improvements in or relating to the lubrication of bearings : en
  • CA405501A - Gas and coke oven : en fr
  • CH221588A - Process for the production of high-sugar food and luxury foods with added vitamins. : de en
  • CH221621A - Ski. : de en
  • US2286422A - Ball bearing : en
  • US2286568A - Insect destroyer : en
  • US2286607A - Apparatus and process for separating particles : en
  • US2286209A - Production of magnesium : en
  • US2286451A - Strip feeding means : en
  • US2286609A - Wheel suspension for vehicles : en
  • CA405458A - Secondary thioamide preparation : en fr
  • US2286592A - Tilling apparatus : en
  • US2286923A - Automatic gripping device for stepladders : en
  • US2286390A - Phenoxyacylamino derivatives : en
  • US2286812A - Connecting device for tabulating machines : en
  • AU165741A - Improvements in and relating to flexible hose couplings : en
  • US2286465A - Paper cup opener : en
  • US2286884A - Manufacture of 2-methyl-2-alkoxy-3-halogen tetrahydrofuranes : en
  • US2286552A - Motor driven grass shears : en
  • US2286567A - Seismic surveying : en
  • US2286361A - Abrading machine : en
  • US2286413A - Frequency modulation receiver tuning indicator circuits : en
  • US2286653A - Method and apparatus for feeding glass stock : en
  • US2286740A - Camming latch for alligator type hoods : en
  • US2286788A - Garment protector : en
  • US2286958A - Drop bottom mine car : en
  • CH221790A - Draisine. : en fr
  • US2286667A - Self-locking nut : en
  • US2286859A - Magnifying point spotting hammer : en
  • US2287002A - Antihunt position control system : en
  • CA405409A - Telegraph receiving perforator : en fr
  • CH221810A - Process for the preparation of a halogen-containing acylaminosulfonic acid. : de en
  • US2286990A - Coffee maker : en
  • USD132798S - Design for a textile fabric : en
  • DE721741C - Discharge tubes : de en
  • CA405451A - Railway vehicle draft gear : en fr
  • CH221706A - Device for drying and degassing insulating oil. : de en
  • CH221633A - Device for measuring a transmission characteristic. : en fr
  • AU115261B2 - Improvements in gas lighters : en
  • AU223941A - Improvement in cathode-ray tube : en
  • CA405447A - Engine ignition apparatus : en fr
  • DE721680C - Locking device for hinged in hinged brackets and, after loosening a coupling rigidly connected to the lamp, lowerable electric lamps for shadow-free lighting : de en
  • CH221532A - Clamping device for the tension wires in concrete formwork. : de en
  • FR872760A - Electrical assembly comprising a secondary emission tube : en fr
  • FR872618A - Accelerated action thermostatic switch and more especially electromagnetic with overcurrent relay, snap action and thermal trip : en fr
  • CA405477A - Cast refractory production : en fr
  • CH221604A - Device for reducing material losses when changing the roll-up rollers for fabric webs. : de en
  • CH221632A - Maximum consumption meter. : de en
  • US2286303A - Can opener : en
  • US2286375A - Safety switch : en
  • CH221640A - Process for the production of embossing matrices for the embossing of mechanical sound writing in sound films. : de en
  • CH221660A - Coupling device on motor-driven chainsaws. : de en
  • FR872783A - Pile fabric and its manufacturing process : en fr
  • US2286208A - Granular coated article and its manufacture : en
  • US2286332A - Chain link attachment for traveling water screens : en
  • ES6097Y - Tie rod articulation with the corresponding tie rods. : en es
  • CA405404A - Shaving lather receptacle : en fr
  • SE104727C1 - : en
  • CA405474A - Axle housing : en fr
  • CH221766A - Toothbrush pack. : de en
  • CH221596A - Process for the preparation of 1-halo-propyl-3-amines. : de en
  • GB545889A - Improvements in friction clutches : en
  • US2286407A - Process for producing formic acid : en
  • US2286787A - Machine for performing linking and seaming operations on knitted fabric : en
  • US2286636A - Insecticide : en
  • US2286712A - Chewing gum : en
  • FR872850A - Arrangement of earth cables to protect overhead lines against direct lightning strikes : en fr
  • CA405522A - Tellurium production : en fr
  • US2286503A - Process for segregating hydrocarbons : en
  • US2286721A - Press with plate type frame : en
  • FR872719A - Pneumatic device : en fr
  • FR872827A - Tilting forceps : en fr
  • ES6232Y - Shock absorber applicable to water taps. : en es
  • FR872673A - Self-adjusting pressure gas generator, in particular acetylene : en fr
  • US2286276A - Roller : en
  • US2286504A - Process for the alkylation of isoparaffins : en
  • US2286308A - Fireproofing : en
  • ES150795A2 - A DEVICE FOR CHANGING SPEEDS ON A BICYCLE : en es
  • GB545937A - Improvements in vacuum distillation from moving surfaces and apparatus therefor : en
  • CH221536A - Surface for streets and squares. : de en
  • CH221762A - Package carrier. : de en
  • DE721652C - Process for applying sulfide-free phosphor coatings to glass walls of electrical discharge vessels : de en
  • FR872702A - Hydrocarbon transformation process and catalyst : en fr
  • GB545832A - Measurement of temperature : en
  • FR872619A - Vehicle powered by a carbureted engine : en fr
  • FR872650A - Smoke extractor : en fr
  • GB545959A - Radiators for cooling lubricating oil or other congealable liquid : en
  • FR872624A - Eyepiece frame for gas masks and protective eyewear : en fr
  • FR872633A - Instrument for indirect measurement of triangular areas : en fr
  • FR872795A - New ski : en fr
  • FR872658A - Mechanical energy transmitter with gyroscopic reaction : en fr
  • GB545868A - Improvements in and relating to electric arc extinguishing apparatus : en
  • GB545829A - Improvements relating to boiler and like furnaces : en
  • ES6109Y - Wooden container for the export of oranges and other fruits. : en es
  • FR872751A - Indirect Heating Cathode Improvements for Discharge Tubes : en fr
  • FR872805A - Enhancements to two-stage circulation control systems : en fr
  • GB545876A - Improvements in directive antenna systems : en
  • ES6126Y - Announcement poster. : en es
  • DE721827C - Grinding and sieving device for pre-ground grain or similar grist : de en
  • US2286280A - Electronic device : en
  • FR872808A - Suspension device for mud flaps for bicycles and the like : en fr
  • DE721774C - Discharge tubes with an indirectly heated glow cathode : de en
  • FR872718A - Articles subjected to sliding forces, such as piston rings, or the like, and method for their manufacture : en fr
  • USD132783S - Design for a statuette : en
  • US2286482A - Motor support : en
  • CH221687A - Engine braking device. : de en
  • ES149529A1 - NEW PROCEDURE FOR THE MANUFACTURE OF INSECTICIDES BASED ON SOAP AND CYANIDE SOLUTIONS : en es
  • DE721746C - Process for the preparation of concentrated sterilizable solutions of diiodotyrosine : de en
  • ES143532A1 - A method and apparatus for obtaining fibers of molten glass and analogous fusible substances. : en es
  • FR872730A - Method for straightening optical axes of binoculars : en fr
  • ES4581Y - A new bra for pants and vests : en es
  • GB545890A - Improvements in or relating to heat insulation coverings for gas purifiers, tanks and the like : en
  • US2286806A - Circular knitting machine of the double axially opposed needle cylinder type : en
  • US2286391A - Azo dye : en
  • DE721737C - Device for displaying or regulating the operating parameters of a three-phase network : de en
  • DK59874C - Water-soluble or water-washable Skin Lubricant. : da en
  • US2286617A - Drawing frame : en
  • DE721765C - Transparent pane with electrically heated resistance wires distributed over the entire surface : de en
  • ES144273A1 - Improvements in the preparation of raw materials for the manufacture of cement. : en es
  • FR872620A - Fluid-circulating hydraulic coupling with shell-shaped rotating parts : en fr
  • US2286224A - Method and means for making neckties : en
  • US2286915A - Manufacture of adermin : en
  • US2286293A - Grinding machine : en
  • US2286483A - Ophthalmic mounting : en
  • US2286193A - Full automatic automotive transmission : en
  • CH221684A - Machine system with a main machine and an auxiliary pump driven by its shaft. : de en
  • CH221707A - Warning device on electrical sockets. : de en
  • US2286393A - Vegetable cleaner : en
  • US2286663A - Reduction of inorganic oxidic compounds by silicon monoxide : en
  • DE721823C - Runner for exhaust-driven loaders and internal combustion turbines : de en
  • US2286797A - Nursing bottle : en
  • US2286739A - Automobile hood latch adjustable keeper : en
  • US2286811A - Wringer and the like : en
  • DE721797C - Sieving and sorting device : de en
  • FR872696A - Portable shower device : en fr
  • US2286340A - Electric thermal switch : en
  • US2286886A - Machine for grinding facets in lens edges : en
  • US2286260A - Packing material : en
  • US2286366A - Orchard heater : en
  • CH221700A - Fridge with freezer compartment. : de en
  • ES149517A1 - A PROCEDURE FOR THE MANUFACTURE OF CEMENT, CLAY OR PLASTER SHEETS, WITH A WEFT OR WIRE METAL NET FOR ALL KINDS OF CONSTRUCTION : en es
  • GB545827A - Improvements in and relating to amplifier coupling circuits : en
  • CH221742A - Process for the preparation of a new sulfanilic acid amide derivative. : de en
  • FR872607A - Articulated suspension clamp for overhead line cables : en fr
  • CA405503A - Drying process : en fr
  • DE720407C - Rotary balancing capacitor made of two ceramic plates with metal coatings with a metallic rotor shaft mounted in the stator plate : de en
  • US2286575A - Motorcycle : en
  • US2286315A - Generator regulator : en
  • US2286460A - Reel : en
  • USD132789S - Design fok a domestic water heater : en
  • US2286198A - Alloy wrought iron and article made therefrom : en
  • US2286692A - Method of and apparatus for producing rolled rims on paper cups : en
  • DE1519871U - : de en
  • CH221791A - Points system whose points are equipped with an electrical heating device. : de en
  • ES6014Y - Special towel with injectable needle for collecting urine. : en es
  • GB545886A - Improvements in and relating to devices for testing the continuity of conductive paths : en
  • ES6020Y - Special file for scraping and polishing wood. : en es
  • US2286486A - Power mechanism for hay balers : en
  • US2286599A - Mortar and pestle : en
  • DE721789C - Device for releasing locked axles on rail vehicles : de en
  • DE721843C - Transformer in which the 5th and 7th harmonic are compensated by regulating the 3rd harmonic : de en
  • FR872792A - Electronic discharge devices : en fr
  • FR872629A - Joint for rotary drilling rods : en fr
  • FR872757A - Process for the production of photographic and cinematographic images in natural colors : en fr
  • FR872802A - : fr
  • AU115264B2 - Twin system electron discharge tube : en
  • ES149457A1 - A NEW PROCEDURE FOR THE MANUFACTURE OF CONSTRUCTION MATERIAL FOR BUILDINGS : en es
  • ES150948A1 - PROCEDURE FOR THE MANUFACTURE OF FIRE-LEAKING FIBROUS MATERIAL SHEETS : en es
  • FR872654A - Ticket wallet : en fr
  • US2286829A - Anode locking means : en
  • FR872745A - Float for angling : en fr
  • US2286477A - Combined threading and facing device : en
  • DE721871C - Spring clips for fastening pipes, electrical cables, etc. like on walls : de en
  • US2286258A - Sanitary tail tie : en
  • US2286452A - Fluid motion transmitting device with synchronizer : en
  • USD132824S - Design foe a button or similar article : en
  • DE721858C - Power supply system for railway safety devices, in particular for power stations : de en
  • USD132774S - Design for, a badge : en
  • USD132836S - Design for a coat : en
  • ES4923U - System for the expulsion at will by eyes, mouth or both of liquids introduced in the body of the dolls (Machine-translation by Google Translate, not legally binding) : en es
  • USD132787S - Design for an illuminated picture frame : en
  • CH221563A - Device for making extracts from coffee, tea, etc. : de en
  • GB545926A - Improvements in or relating to electric discharge tubes : en
  • CH221648A - Apparatus for indicating the end of a period of time. : de en
  • ES6082Y - Mechanical drawing board with lifting and turning movement. : en es
  • ES6060Y - Finishing for fireplaces. : en es
  • DE721719C - Detergents and cleaning agents : de en
  • FR872839A - Multi-conductor pipeline for mobile telecommunications installations : en fr
  • ES148351A1 - A NEW PROCEDURE FOR OBTAINING AN ANTI-DETONATION PRODUCT FOR INTERNAL COMBUSTION ENGINES : en es
  • GB545925A - Improvements in or relating to liquid fuel burners : en
  • FR872676A - Improvement in radio alignment guidance processes : en fr
  • USD132814S - Design for a brush : en
  • GB545953A - Improvements in or relating to multi-break gas-blast circuit-breakers : en
  • GB545949A - Improvements in or relating to refractory castings for glass melting and other apparatus : en
  • US2286846A - Vibrator current-converting system : en
  • ES6061Y - Finishing for fireplaces. : en es
  • USD132829S - Design fok a game board : en
  • CH221780A - Alternator arranged on a wheel axle and driven via the hub of the wheel. : de en
  • FR872605A - Coin-operated telephone with tiered tariff device for automatic telephones : en fr
  • GB545838A - Improvements in or relating to the vulcanisation of rubber : en
  • FR872843A - Assembly intended for the transmission of electrical oscillations and comprising at least one amplitude-modulated oscillations amplifier : en fr
  • USD132815S - Design for a vacuum cleaner : en
  • USD132817S - Design for a hair retainer for dry shavers : en
  • CA405445A - Measuring and controlling apparatus : en fr
  • DE721738C - Device for earth fault extinguishing in electrically separated, capacitively practically non-influencing multi-phase networks : de en
  • GB545828A - Improvements relating to the securing of discs, washers and the like to screw-threaded nuts and like internally screw-threaded members : en
  • FR872787A - Continuous compressed air brake improvements : en fr
  • DK59869C - Method of Making Ketosteroids. : da en
  • US2286383A - Speed fastener : en
  • US2286450A - Television receiving system : en
  • DE721714C - Use of roller bearings with elastic rolling elements (spring rollers) for the bearing of the planetary gears : de en
  • DE721736C - Process for the production of electrical resistance bodies with a negative temperature coefficient from a sintered mixture : de en
  • ES6062Y - Reversible cuff for repeated use. : en es
  • GB545861A - Improvements in or relating to piston or packing rings : en
  • CA405466A - Tripod leg clamp : en fr
  • US2286203A - Washing machine : en
  • US2286453A - Treatment of htorocakbojvs : en
  • USD132790S - Design foe a game board : en
  • GB545840A - Improvements in or relating to fire-resisting coating compositions : en
  • FR872819A - Storage water heater : en fr
  • CH221773A - Device on streamlined bodies of vehicles with air-cooled rear engine for supplying cooling air to the engine compartment. : de en
  • CH221826A - Process for the production of a new condensation product. : de en
  • US2286322A - Apparatus for the automatic projection of photographic transparencies and the like : en
  • US2286793A - Yarn conditioning process and composition therefor : en
  • US2286207A - Steam generator : en
  • US2286955A - Elastic yarn feeding means for knitting machines : en
  • CH221592A - Process for the production of sodium aluminum fluoride. : de en
  • DE721778C - Method for combating wood-destroying insects by introducing impregnating fluids under gas pressure into boreholes : de en
  • ES150060A1 - IMPROVEMENTS IN BRAKING SYSTEMS : en es
  • US2286860A - Track switch box stuffing box : en
  • US2286937A - Air vent valve : en
  • US2286939A - Rake : en
  • USRE22118E - Porous metallic tipe : en
  • FR872653A - Fixed or removable transport system for measuring devices : en fr
  • GB545916A - Improvements in and relating to fluid-operated motors for windscreen wipers : en
  • US2286449A - Windshield wiper : en
  • US2286858A - Piston expander : en
  • US2286495A - Arch support : en
  • US2286570A - Visibility control by means of polarization effects : en
  • US2286733A - Apparatus for printing substandard film : en
  • US2286724A - Treatment of oil wells : en
  • USD132834S - Design fob a coat : en
  • GB545870A - Improvements in or relating to sealable bottles and like containers composed of paper, wood-pulp or like sheet material : en
  • USD132831S - Design fob a textile fabric : en
  • DE721874C - Double-walled window, the panes of which can be moved against one another using a bellows, especially for pressure chambers in high-altitude aircraft : de en
  • FR872797A - transparency projection screen : en fr
  • CA405469A - Squirrel cage winding : en fr
  • CH221838A - Device for extracting air from a working cylinder of an internal combustion engine, in particular a diesel engine, and for transferring it to a compressed air system. : de en
  • US2286585A - Clutch control : en
  • CH221618A - Method and device for combining pieces of film. : de en
  • US2286583A - Power driven posthole boring machine : en
  • US2286468A - Posture chair : en
  • US2286245A - Street sweeping machine : en
  • US2286766A - Deep well cooker : en
  • USD132808S - Design for a dress : en
  • US2286298A - Aluminum soldering flux : en
  • CH221562A - Holders for soap bars. : de en
  • US2286629A - Motor : en
  • US2286259A - Manufacture of coated paper : en
  • US2286591A - Method of scarfing : en
  • US2286823A - Solvent deasphalting and dewaxing : en
  • USRE22119E - Ornamental member fastening means : en
  • US2286279A - Ear straightener for corn pickers : en
  • US2286414A - Treatment of asphalt : en
  • US2286619A - Wheel drag : en
  • US2286722A - Stopping mechanism for yarn coning machines : en
  • CA405575A - High colour pulp production : en fr
  • CA405436A - Welding method : en fr
  • CH221593A - Process for the preparation of 4-3-keto-etio-cholenic acid. : de en
  • CA405476A - Plastic clay column scarifying apparatus : en fr
  • US2286355A - Centrifugal separator : en
  • US2286378A - Frequency modulated wave detector : en
  • US2286738A - Preparation of dithiocarbamates : en
  • CA405508A - Oil or gas well stratum sealing method : en fr
  • CA405536A - Electric welding apparatus : en fr
  • CH221750A - Arrangement for generating a directional beam in which a radiator is arranged in a parabolic mirror. : de en
  • AU369741A - Improvements in or relating to plate or disc-shaped bodies of ceramic material or glass : en
  • CH221847A - Process for the preparation of calcium pantothenic acid. : de en
  • US2286772A - Slicing machine : en
  • DE721733C - Tone control of a low frequency amplifier, with which the high and low tones can be weakened at the same time : de en
  • CA405412A - Wheel making apparatus : en fr
  • CA405565A - Driving mechanism : en fr
  • CH221620A - Gymnastics equipment. : de en
  • US2286363A - alpha-1-naphthyl cinnamic nitrile : en
  • US2286903A - Fiber producing mechanism : en
  • CH221600A - Process for the production of synthetic rubber, finished or intermediate products. : de en
  • US2286507A - Noncollapsible pneumatic tire : en
  • CH221835A - Process for the production of fine-grain, light-sensitive systems. : de en
  • US2286920A - Air conditioning system : en
  • US2286879A - Package or container : en
  • US2286595A - Apparatus for drying webs of paper regenerated from cellulose derivatives : en
  • US2286810A - Level indicator for view finders : en
  • CA405438A - Vacuum can closing machine : en fr
  • CA405499A - Rim side ring : en fr
  • CH221711A - Electric toggle switch. : de en
  • CH221825A - Process for the production of a new condensation product. : de en
  • DE721600C - Device for generating vibrations of very high frequency with the aid of a series multiplier : de en
  • US2287008A - Heat testing apparatus for metal or solid objects : en
  • US2286199A - Manganese alloy : en
  • US2286232A - Magnetoelectric machine : en
  • US2286380A - Alkyl naphthylmethyl cyanamides : en
  • US2286949A - Drop bottom mine car : en
  • US2286555A - Toilet seat and hinge combination : en
  • CH221529A - Process for the production of concrete bodies provided with prestressed wire reinforcement and concrete bodies produced by the process. : de en
  • CH221842A - Process for the preparation of a condensation product from o-xylohydroquinone and phytol. : de en
  • CA405406A - Nail and separator removing spade : en fr
  • CA405506A - Shaving implement : en fr
  • CH221741A - Process for the production of a preparation which can be used as a main care product and deodorant. : de en
  • AU330641A - Dielectric liquid : en
  • US2286940A - Internal combustion turbine : en
  • US2286957A - Combined container and sipper : en
  • US2287004A - Binder forming and transfer mechanism : en
  • US2286543A - Process of alkylating hydrocarbons : en
  • CH221696A - Motor oil warming device on tractors with substitute fuel systems for solid fuels. : de en
  • CH221556A - Filter ring. : de en
  • CA405422A - Nut tightening device : en fr
  • CH221585A - Shoe heel. : de en
  • CA405439A - Metallic sheet conveying apparatus : en fr
  • CH221831A - Process for the preparation of 2-chloro-6-nitro-1-aminobenzene-4-sulfonic acid. : de en
  • CH221726A - Electrode insertion. : de en
  • US2286645A - Process and apparatus for producing articles and the products produces : en
  • USD132792S - Design foe a settee : en
  • CH221610A - Roller switching device on typewriters. : de en
  • US2286376A - Control system : en
  • US2286905A - Vending machine : en
  • US2286798A - Hydraulic circuit for press brakes : en
  • CA405444A - Telemetric control system : en fr
  • CA405526A - Wire connector : en fr
  • CH221797A - Adjustment device on counter-rotating propellers. : de en
  • ES150560A1 - A GASOGEN OF INTERMITTENT PRODUCTION OF ACETYLENE : en es
  • FR872608A - Improvements to devices for measuring torque and mechanical power, transmitted by a rotating shaft : en fr
  • GB545802A - Improvements in two-stroke internal combustion engine : en
  • CA405532A - Arsenic compound : en fr
  • CA405541A - Aldol condensation process : en fr
  • US2287003A - Animated sign : en
  • CA405433A - Gas cutting apparatus : en fr
  • NL52843C - : en
  • CH221771A - Device on vehicles with a rear engine for supplying air to the engine. : de en
  • CA405430A - Metal container bung : en fr
  • CA405414A - Wheel disc making apparatus : en fr
  • CA405546A - Oil well treating fluid : en fr
  • DE721780C - Device for expanding the retaining rings of ring-shaped folded particulate filters : de en
  • CA405424A - Reciprocating screen : en fr
  • US2286546A - Purifying materials and methods of using the same : en
  • USD132795S - Design for a combined beautician s tray and shoulder support : en
  • US2286774A - Rifle cartridge : en
  • CH221616A - Process for making photographic images. : de en
  • CH221852A - Process for the preparation of a benzenesulfonic acid derivative. : de en
  • US2286782A - Method of springing holes in minerals and minerallike materials : en
  • US2286364A - Guanyl urea salts of monoalkyl esters of sulphuric acid : en
  • US2286548A - Check-out counter : en
  • US2286296A - Temperature control system : en
  • US2286702A - Dynamoelectric machine : en
  • US2286683A - Differential cell orbital flow fluid silencer : en
  • US2286964A - Sealing coating composition : en
  • CA405534A - Television gain control system : en fr
  • FR872615A - Clutch device for gear changing motor vehicles : en fr
  • FR872616A - Method and device for placing crushed fodder products, in particular potatoes, in silos : en fr
  • US2286512A - Synchronizer tester means for cameras : en
  • US2286584A - Ventilator for airplanes and the like : en
  • US2286656A - Photographic printing material and developer : en
  • DK59889C - Procedure for the manufacture of shaped wire ropes. : da en
  • US2286951A - Brush knife : en
  • US2286988A - Molding and like fastener and installation thereof : en
  • US2287001A - Knitting machine : en
  • US2286281A - Garment : en
  • US2286807A - Method of making insulated electrical conductors : en
  • DE721791C - Automatic electrical switchgear : de en
  • FR872641A - Composition of resin-based materials : en fr
  • CH221607A - Device for holding sheet-like objects, in particular for loose-leaf binders. : de en
  • ES6098Y - Case intended to contain razor blades. : en es
  • FR872826A - Process for the production of color photographic images : en fr
  • ES149431A1 - PROCEDURE FOR MANUFACTURING COLORS FOR PRINTING : en es
  • DE721718C - Foam destroyer, especially for fermenting liquids : de en
  • GB545805A - A process of waterproofing pre-cast articles of gypsum plaster or gypsum cement : en
  • FR872748A - Improvements in horseshoes : en fr
  • GB545892A - Improvements in and relating to snap fasteners of the stud and socket type : en
  • GB545935A - Improvements in and relating to methods of and mechanism for starting electric discharge lamps : en
  • GB545948A - Improvements in flash lamps : en
  • US2286756A - Display sign : en
  • US2286411A - Adjustable rotary meter with compensating device : en
  • US2286426A - Sewing machine : en
  • US2286443A - Shaving machine : en
  • DE721815C - Mouthpiece for vacuum cleaner : de en
  • FR872665A - Coating used to obtain satisfactory adhesion between construction parts and plastic masses to be applied when hot : en fr
  • DK59876C - Loose Cooker cover for Central heating boilers. : da en
  • GB545908A - Improvements in or relating to the control of internal combustion engines : en
  • US2286233A - Ignition system for airplane engines and the like : en
  • DE721747C - Winch : de en
  • DK59866C - Apparatus for the production of whipped cream. : da en
  • US2286348A - Holding device for laundry pressing machines : en
  • US2286254A - Spring arrester : en
  • US2286201A - Opaque apertured signal lens : en
  • US2286284A - Self-lifting flatiron : en
  • US2286759A - Method of making insulated wire of small or irregular cross-section : en
  • DE721830C - Ever-ready case for photographic equipment : de en
  • ES6120Y - Link piece for radiator connection. : en es
  • GB545872A - Improvements in or relating to the manufacture of artificial textile fibres : en
  • US2286487A - Sadiron : en
  • DE721861C - Arrangement for the common control of parallel operated conversion devices with grid-controlled vapor or gas discharge paths, in particular rectifiers : de en
  • DE721710C - Device for fastening foundation plates, support sleepers and the like. Like. On reinforced concrete hollow masts, supports and similar hollow reinforced concrete components : de en
  • US2286703A - Sighting means for firearms : en
  • US2286922A - Extrusion machine : en
  • FR872625A - Directed wave receptor enhancements with antifading : en fr
  • GB545897A - Ball joint : en
  • CH221724A - Indicator for the display of gaseous substance in a container normally filled with liquid. : de en
  • DE721783C - Weight compensation for the top roll and its drive spindle of roll stands : de en
  • FR872692A - Improvements to door stops and retainers : en fr
  • US2286776A - Apparatus for distributing comminuted solids : en
  • CA405398A - Ladder or wheelbarrow leg or feet support : en fr
  • CA405504A - Temperature responsive means : en fr
  • FR872604A - Color image production process : en fr
  • FR872727A - Motor vehicle arranged at the rear : en fr
  • FR872739A - Wooden arch truss, for halls : en fr
  • DE721723C - Process for the preparation of cysteine and reduced glutathione : de en
  • GB545962A - Improvements relating to the production of nickel flake and to products made therefrom : en
  • FR872830A - Amplifier assembly intended for the reception of very short waves : en fr
  • US2286897A - Vibration pickup : en
  • US2286478A - Method of manufacturing cathoderay tube targets : en
  • USRE22115E - Light-valve projection apparatus : en
  • US2286795A - Azo compounds and material colored therewith : en
  • US2286855A - Suction heater : en
  • US2286283A - Multiplying operating mechanism for permeability tuning purposes : en
  • US2286800A - Time relay for fluorescent lamps : en
  • DE721730C - Automatic regulation of the heating of several rooms, especially the compartments of a railway vehicle : de en
  • US2286346A - Sound recording and reproducing machine : en
  • CA405543A - Oil and gas well treating method : en fr
  • ES6121Y - Perfected bag for ladies. : en es
  • FR872602A - Device for grouping a wine distillery and a wood pulp factory using vine shoots : en fr
  • FR872842A - Improvements made to electric discharge tubes : en fr
  • FR872789A - Aircraft with variable airfoil : en fr
  • DE721676C - Process for the production of air-insulated cores for low-capacitance cables : de en
  • FR872632A - Improvements to systems for the comparative measurement of magnetic bodies and variations in their properties : en fr
  • FR872766A - Printing colors : en fr
  • GB545825A - Improvements in and relating to hand trolleys, trucks and the like : en
  • GB545854A - Improvements in and relating to electric discharge lamp circuits : en
  • FR872729A - Process for sensitizing photographic emulsions to silver chloride, chlorobromide or chlorobromoiodide : en fr
  • FR872823A - New shoe assembly : en fr
  • DE721705C - Large transformer suitable for rail transport : de en
  • CA405530A - Bottle carrier : en fr
  • CH221712A - Arrangement for the transmission of electrical signals. : de en
  • US2286220A - Cellulose composition material : en
  • CH221638A - Device for adjusting the air gap of a magnetic head on a magnetic recorder. : de en
  • US2286537A - Hydraulic motor : en
  • CA405574A - Envelope : en fr
  • CH221617A - Process for the preparation of color photographic images. : de en
  • CA405550A - Fastener slider : en fr
  • US2286589A - Blade grabber for band saws : en
  • CA405502A - Drying process : en fr
  • CH221761A - Wallet. : de en
  • US2286262A - Coloring with vat dyes and composition therefor : en
  • US2286610A - Safety pilot burner : en
  • CH221709A - Pupinized communication cable. : de en
  • CH221723A - Bimetal thermal release for circuit breakers with electrical shunt. : de en
  • CH221809A - Process for the preparation of a halogen-containing acylaminosulfonic acid. : de en
  • US2286732A - Electric furnace : en
  • US2286682A - Switch for starter systems : en
  • US2286850A - Fastening device for garments : en
  • CH221841A - Device for three-phase transformers and three-phase reactors with isolated zero point, to protect the insulation against surge voltages. : de en
  • US2286856A - Control apparatus : en
  • CA405416A - Wood stave pipe : en fr
  • CH221740A - Process for the preparation of p-aminobenzenesulfonic acid amide derivatives substituted in the amido group by the pyridine ring. : de en
  • CA405481A - Luminair : en fr
  • US2286204A - Grating structure : en
  • CH221535A - Large bucket emptying device arranged on the garbage collection truck. : de en
  • CH221768A - Collapsible small car, especially for transporting hand luggage. : de en
  • CH221788A - Continuous chainless propulsion device of one cycle. : en fr
  • CH221833A - Process for the preparation of 6-carboxy-2-oxynaphthalene-4-sulfonic acid. : de en
  • CA405419A - Toilet paper holder : en fr
  • CH221682A - Winch for accelerating aircraft at take-off, for billing devices, etc. : de en
  • US2286218A - Pouring spout : en
  • US2286662A - Color photography : en
  • US2286907A - Watch timing apparatus : en
  • US2286963A - Puncture sealing composition : en
  • FR872655A - Advanced process for extracting resins from tomato peels : en fr
  • FR872679A - Improvements to the assembly of window regulators on vehicles, in particular on public transport vehicles : en fr
  • GB545911A - Improvements in and relating to the production of granules or coarse powder of aluminium : en
  • US2286278A - Self-loader : en
  • CH221802A - Laundry cleaning facility. : de en
  • GB545808A - Improvements in or relating to diamond drill bits : en
  • DE721813C - Center frame intended for use in vehicles to accommodate stretchers : de en
  • CA405394A - Steel manufacture : en fr
  • NL52585C - : en
  • US2286499A - Rectifier : en
  • DE721790C - Single or multi-core electrical cable : de en
  • USD132782S - Design for a statuette : en
  • DE721578C - Belt connector for round and V-belts : de en
  • US2286196A - Alignment mechanism for recording scales : en
  • US2286836A - Bottle inspection apparatus : en
  • DE721684C - Decalcifying agent : de en
  • US2286720A - Washing machine : en
  • GB545860A - Improvements in mechanism for starting and stopping machinery driven by an electric motor : en
  • CH221844A - Process for the preparation of a condensation product from o-xylohydroquinone and phytyl halides. : de en
  • DE721794C - Conveyor device for the prelubrication of internal combustion engines, in particular aircraft engines : de en
  • DE721777C - Impeller fan for installation in windows, door entrances or the like. : de en
  • DK59867C - Line loader. : da en
  • US2286924A - Manufacture of sheet material : en
  • US2286382A - Garment hanger : en
  • US2286826A - Portable power cable : en
  • GB545954A - A method of recovering a stable liquid composition from a foamed aqueous rubber dispersion and of producing sponge rubber from the composition so obtained : en
  • ES6114Y - Bamba for bicycles. : en es
  • US2286216A - Pin element : en
  • US2286677A - Water heater : en
  • GB545820A - Improvements in and relating to ignition coils for internal combustion engines : en
  • DE721622C - Cathode ray switch for the purpose of periodically setting or changing the potential of one or more contacts for television purposes : de en
  • GB545807A - Improvements in vulcanising rubber articles : en
  • GB545877A - Improvements in shock absorbers and resilient devices : en
  • FR872698A - Device for threading sewing machine needles : en fr
  • FR872741A - Process for manufacturing envelopes or spiral coatings in insulating or metallic tapes for electrical conductors of all kinds : en fr
  • GB545865A - Improvements in or relating to printing plates or printing devices for addressing and like machines : en
  • US2286644A - Method and apparatus for processing potatoes : en
  • DE721847C - Weight body consisting mainly of minerals : de en
  • CH221850A - Process for the preparation of 2,4-dioxo-3-ethyl-3-allyl-1,2,3,4-tetrahydroquinoline. : de en
  • US2286716A - Mold for sub stabilizers : en
  • US2286343A - Treatment of hydrocarbon oils : en
  • US2286438A - Garment fastener : en
  • AU166341A - An improved water tube steam boiler : en
  • DE721855C - Heat exchanger with heat conduction grids continuously formed from wire : de en
  • FR872816A - Loudspeaker with plastic membrane : en fr
  • ES6075Y - Indicator device for posters in general and similar applications. : en es
  • FR872735A - Process for the production of powdered cores of iron, such as compressed cores, for inductivities at the desired temperature rate, which is approximately linear : en fr
  • GB545817A - Improvements relating to electric ignition apparatus for internal combustion engines : en
  • FR872645A - Improvements to remote control devices : en fr
  • US2286337A - Negative feedback circuit : en
  • US2286938A - Slip : en
  • DE721782C - Signal system, in particular executive call system, for calling people : de en
  • FR872781A - New azo dyes : en fr
  • GB545906A - Improvements in shock-absorbers : en
  • DE721785C - Process for the aftertreatment of cellulose triacetate dissolved in the acetylation mixture : de en
  • ES6042Y - Mold for the manufacture of espadrilles, beach shoes and other similar with rubber sole. : en es
  • GB545952A - A new or improved chuck : en
  • ES4754Y - Safety device against the crowbar, applicable to locks. : en es
  • FR872656A - Magnetron refinements : en fr
  • US2286341A - Airplane front gunnery means : en
  • US2286433A - Drawing compound : en
  • ES6007Y - Lipstick case. : en es
  • ES6118Y - Strainer to pass legume purees and other foods. : en es
  • GB545869A - A method of treating water for the purpose of removing electrolytes therefrom : en
  • US2286790A - Starting circuit for fluorescent lamps : en
  • CH221748A - Circuit arrangement for devices for alternating current telegraphy. : de en
  • DE721822C - Sensing device for values represented by marks, which are converted into movement quantities by photoelectric scanning : de en
  • DE721831C - Roll film cassette with backstop : de en
  • US2286540A - Television system : en
  • CH221737A - Step filter for the filtration of whole blood, blood plasma and blood substitute fluid. : de en
  • US2286328A - Automatic switch for use in telephone or like systems : en
  • US2286960A - Device for separating strip material : en
  • CH221830A - Process for the preparation of 2-bromo-4-nitro-1-aminobenzene-6-sulfonic acid. : de en
  • CA405512A - Fender shield : en fr
  • US2286627A - Aluminum base alloy : en
  • CA405437A - Broaching machine : en fr
  • US2286359A - Agricultural implement : en
  • US2286571A - Position-controlling apparatus : en
  • US2286921A - Starter switch for motor vehicles : en
  • FR872845A - Polyvinyl halide compositions : en fr
  • US2286275A - Method of treating borosilicate glasses : en
  • US2286286A - Machine for testing metallic cartridge belt links : en
  • ES142856A1 - Perfections in the swords of the looms. : en es
  • CA405426A - Axle housing : en fr
  • CH221558A - Support device for potted plants standing on window sills. : de en
  • US2286525A - Stocking garter : en
  • US2286708A - Device for removing olives, etc., from bottles : en
  • US2286841A - Valve : en
  • DE721668C - Type body for typewriters u. Like. As well as the method for its production and stamp for stamping the type : de en
  • DE721750C - Attachment of a pressure-sensitive control box, especially in control devices for aircraft engines : de en
  • US2286484A - Tripping mechanism : en
  • USRE22113E - Drain cleaner : en
  • AU115283B2 - Screening apparatus : en
  • US2286428A - Arrangement for tuning parallel wire lines : en
  • US2286553A - Safety razor : en
  • US2286977A - Camera : en
  • US2286866A - Magnesium base alloy : en
  • US2286872A - Mower : en
  • US2286516A - Airfoil hinge : en
  • USD132777S - Design for a lantern : en
  • CA405516A - Hydraulic drawing press : en fr
  • CA405519A - Combine straw deflector : en fr
  • CH221614A - Cinema camera. : de en
  • CA405468A - Generator control system : en fr
  • US2286600A - Dental amalgamator : en
  • US2286777A - Speed control unit : en
  • US2286287A - Face shield : en
  • CH221722A - Low-erosion arc protection equipment on high-voltage insulators. : de en
  • FR872778A - Quenching tank, intended in particular for the improvement treatment of special steels : en fr
  • GB545856A - Improvements in or relating to packing or piston rings : en
  • DE721647C - Float switch for oil-filled electrical devices : de en
  • US2286249A - Steering mechanism : en
  • US2286325A - Heel knitting machine for single unit stockings : en
  • US2286674A - Door latch : en
  • AU121842B2 - Improvements in electrical systems of control for lifts : en
  • DE721593C - Pack for sensitive, easily breakable items : de en
  • CH221584A - Footrest. : de en
  • USD132807S - Design for a dress : en
  • CH221670A - Floating bush bearing. : en it
  • US2286932A - Trigger-mechanism for firearms : en
  • US2286288A - Dental bite recorder : en
  • DE721745C - Device for stepless capacity control of compressors : de en
  • ES143641A1 - A tacky press for fabrics. : en es
  • US2286314A - Plasticizer : en
  • US2286664A - Circle cutting attachment : en
  • GB545963A - Portable wheel scale : en
  • CH221551A - Gas generator with descending gasification. : de en
  • US2286596A - Roll finisher : en
  • CA405556A - Wrench for lock-nuts : en fr
  • AU115270B2 - Thermostatic adjustment for meter calibrating mechanism : en
  • CH221814A - Process for the preparation of a halogen-containing acylaminosulfonic acid. : de en
  • US2286272A - Sealed compressor : en
  • US2286773A - Remote gear shifting mechanism : en
  • US2286918A - Spark plug shielding : en
  • US2286778A - Electrical control apparatus : en
  • CA405428A - Rotary spraying machine : en fr
  • US2286330A - Guanidine ferricyanide complex : en
  • US2286509A - Door operating mechanism : en
  • USD132768S - Design for. a woman s shoe or similar article : en
  • US2286717A - Electric oil pressure gauge : en
  • US2286830A - Display case and shelf therefor : en
  • USD132775S - Combined hone and receptacle for a knife : en
  • USD132832S - Design fob a tablecloth or similar article : en
  • US2286908A - Auxiliary turbine for rocket craft : en
  • US2286228A - Modified dicyandiamide condensation product : en
  • US2286985A - Analysis of gas mixtures : en
  • USD132761S - Design fob a textile fabric : en
  • US2286762A - Coated rubber article : en
  • US2287005A - Partition means : en
  • CH221690A - Internal combustion engine unit comprising a turbine supplied with the exhaust gases of this engine. : en fr
  • CH221764A - Sealable pack for bar-shaped products such as lozenges. : de en
  • US2286986A - Backpedaling brake for velocipedes : en
  • US2286775A - Cartridge : en
  • US2286947A - Hydraulic hoist : en
  • GB545934A - Improvements in bearing seals : en
  • US2286972A - Renovating of paint brushes : en
  • FR872841A - : fr
  • GB545884A - Game apparatus : en
  • USD132762S - Design for a juice extractor : en
  • CH221625A - Bimetal heat sensor. : de en
  • FR872637A - Progressive automatic clamping device for wrenches and other applications : en fr
  • GB545902A - An improved coffee infuser : en
  • DE721857C - Method and device for driving a tunnel in the rock by drilling and blasting : de en
  • US2286362A - Method of and machine for lasting boots and shoes : en
  • US2286676A - Posting board : en
  • US2286906A - Bottle pouring spout : en
  • CA405486A - Blowpipe : en fr
  • CA405490A - Anchor nut : en fr
  • FR872834A - Use as soil conditioner and fertilizer of residues from acetylene manufacturing and various industries : en fr
  • US2286239A - Luminous tube : en
  • US2286865A - Die for forming bottle caps : en
  • US2286861A - Snubber : en
  • US2286523A - Conveyer and driving mechanism therefor : en
  • US2286551A - Temperature and humidity control system : en
  • DE721808C - Double duo, double trio or double quarto roll stand : de en
  • US2286914A - Rowboat attachment : en
  • US2286248A - Printing telegraph apparatus : en
  • ES6241Y - Illuminated bottle, mainly intended for advertising. : en es
  • US2286440A - Amalgam mixer : en
  • US2286892A - Process of preparing oxo compounds of the cyclopentano-polyhydrophenanthrene series : en
  • FR872796A - Rotary stencil duplicator with automatic ink supply : en fr
  • US2286309A - Method and apparatus for drying and incinerating waste materials of high moisture content : en
  • US2286616A - Roll tension device : en
  • DE721792C - Process for the production of resinous compounds containing sulfur and chlorine : de en
  • CH221805A - Process for the preparation of 4,5-androstene-3,17-dione. : de en
  • US2286673A - Means for extracting the pore content of subterranean strata : en
  • US2286989A - Engine starter control : en
  • USD132821S - Design fob a slant roof louver : en
  • US2286405A - Method of and means for treating rubber : en
  • US2286994A - Molding apparatus : en
  • AU219641A - Navigational instruments : en
  • CH221578A - Process for the production of integrated textile threads, so-called mesh or loop threads, and device for carrying out this process. : de en
  • US2286219A - Antidazzle device : en
  • FR872848A - Device for discharging finished molded parts from an automatic synthetic resin molding press : en fr
  • GB545900A - Improvements in or relating to the control of internal combustion engines : en
  • ES150882A1 - A WHEEL SUSPENSION : en es
  • US2286243A - Seal for coin bags and the like : en
  • US2286500A - Package of linoleum : en
  • CH221652A - Process and device for the production of wires, small or hollow profiles directly from molten metals. : de en
  • USD132765S - Design fou a settee : en
  • US2286371A - Retarded self-closing valve : en
  • US2286854A - Heater : en
  • US2286707A - Engine unit for electrically operated thermogauges : en
  • DE708925C - Device for pre-pressing tobacco into tobacco cakes : de en
  • FR872609A - Manufacturing process of high molecular weight fusible polyamides : en fr
  • US2286292A - Spindle assembly : en
  • US2286794A - Yarn conditioning process and composition therefor : en
  • US2286804A - Radio compass : en
  • US2286878A - Adjustable eraser holder : en
  • US2286894A - Circuit arrangement embodying cathode ray oscillographs : en
  • CH221527A - Hourdis for iron and concrete floors. : en fr
  • US2286266A - Thermostat : en
  • CH221671A - Coupling for the transmission of torque. : de en
  • CH221571A - Heald frame with T-shaped guide rails for the support of the strand rows and with a central support. : de en
  • CH221836A - Pressure reducer. : de en
  • US2286839A - Directive antenna system : en
  • US2286862A - Clutch : en
  • DE721725C - Device for drying the printed paper web arranged directly above a rotogravure printing unit : de en
  • US2286310A - Bottle mold : en
  • CH221834A - Process for the preparation of 2-oxynaphthalene-4,6-disulfonic acid. : de en
  • DE721648C - Cast-encapsulated electrical switch for hazardous areas : de en
  • DE721772C - Two-axle frameless motor frame for electrically operated rail vehicles : de en
  • FR872840A - Method of coating any surfaces with a metal layer : en fr
  • US2286771A - Method and apparatus for producing knitted fabrics : en
  • GB545929A - Improvements in or relating to blocking layer rectifier cell units : en
  • US2286263A - Quick acting coupling : en
  • US2286643A - Molding compositions from naturally occurring cellulosic materials and method for preparing the same : en
  • USD132823S - Blackout shoe or similar article : en
  • ES6005Y - Double adjustable condenser for radios. : en es
  • US2286598A - Weighing apparatus : en
  • US2286843A - Safety hat : en
  • FR872769A - Device used on single- or polycylindrical steam engines with the same direction to prevent the introduction of oil into the feed water : en fr
  • FR872693A - Improvements made to automatic scales : en fr
  • FR872771A - Sulfonation products of aromatic carboxylic acid chlorides and their production process : en fr
  • FR872611A - Starting device for internal combustion engines : en fr
  • CH221547A - Closing device for an element such as a door or a window. : en fr
  • DE721546C - Device for cooling down the glowing vessels containing the glowing material : de en
  • DK59870C - Procedure for the preparation of alkaline earth metal salts of gold keratinic acids. : da en
  • CH221662A - Method and device for producing gas wood. : de en
  • CH221743A - Device for the transfusion of blood plasma, whole blood and blood substitute fluid. : de en
  • DE721706C - Double-walled metal vapor discharge lamp, in particular high-pressure mercury vapor lamp, with a luminophore layer : de en
  • FR872835A - Device for recovering by-products for mobile carbonization furnace : en fr
  • DE721726C - Display scale for the upper and lower edge of the writing sheet : de en
  • AU115272B2 - Improvement in carrier-signal frequency-detector system : en
  • US2286929A - Liquid level responsive device : en
  • CH221606A - Device for crimping the turns of a helix along a line, for so-called spiral stitching of notebooks, books and the like. : de en
  • CH221808A - Process for the preparation of a halogen-containing acylaminosulfonic acid. : de en
  • US2286344A - Process of refining hydrocarbon oil : en
  • US2286307A - Article and process of making the same : en
  • US2286377A - Frequency modulation receiver : en
  • US2286726A - Process of flameproofing cellulosic material and products thereof : en
  • US2286587A - Carillon : en
  • CA405429A - Snow removing apparatus : en fr
  • DE715783C - Pressing device, especially for pressing pulp webs : de en
  • CH221678A - Device for the transmission of movements. : de en
  • CH221573A - Process for the production of fabric tapes. : de en
  • CH221701A - Process for the preparation of an activated depolarizer from natural manganese oxides. : en fr
  • CH221704A - Carbon slip ring for electrical machines and apparatus. : de en
  • DE721712C - Shaft coupling : de en
  • US2286372A - Adjustable chair : en
  • AU115268B2 - Navigational instruments : en
  • CA405418A - Hogshead : en fr
  • CA405562A - Gate door magnet release : en fr
  • CH221763A - Moistening device for applying even amounts of liquid to adhesive tape sections of a roller conveyor to be unwound, in particular sections of a predetermined length for closing packages. : de en
  • US2286633A - Adjustable slotting tool : en
  • CA405572A - High frequency cable system : en fr
  • DE721849C - Light source in connection with a filter that lets part of the radiation emanating from the light source through and reflects the rest of the radiation : de en
  • ES6070Y - Manual crane. : en es
  • FR872785A - Improvements to filters for gasifiers : en fr
  • CH221775A - Braking and steering device on caterpillar vehicles. : de en
  • DE721773C - High pressure electric discharge tubes for lighting and radiation purposes : de en
  • CH221694A - Device on air-cooled engines with two rows of cylinders arranged in a V-shape for cooling the same by an axial fan. : de en
  • CH221590A - Sieve device with cylindrical sieve bodies. : de en
  • DE721767C - Carriage for firearms, especially machine guns, with adjustable clamping jaws for mounting on posts of various strengths : de en
  • CA405461A - Amide preparation : en fr
  • CH221765A - Method and device for the production of foil-coated metal sheets for packaging and the like. : de en
  • DE721812C - Circuit to keep the load constant with constant electrical consumers : de en
  • CH221549A - Oven with electric or gas heating for burning used sanitary napkins. : de en
  • US2286728A - Stamp mill : en
  • DE721877C - Two-for-one twisting spindle : de en
  • FR872780A - Device for measuring the duration of the projectile trajectory : en fr
  • DE721799C - Percussion hammer : de en
  • DE721838C - Pipe steam generator operated in the forced circulation of the working medium : de en
  • ES5541U - Diorºmicas illustrations for books. (Machine-translation by Google Translate, not legally binding) : en es
  • DK59884C - Building blocks for building curved moldings. : da en
  • AU115263B2 - An improved water tube steam boiler : en
  • CA405515A - Hand brake lever : en fr
  • CH221776A - Wheel for vehicles, in particular for bicycles and trailers. : de en
  • CH221807A - Process for preparing 4-pregnene-3,20-dione. : de en
  • DE721806C - Sand trap for sewage treatment plants : de en
  • GR9891B - LIGHTING FISHING HOUSES (GRAY-GRAY) OF SEAFISH FISH. : el en
  • FR872829A - Electric discharge tube : en fr
  • USD132780S - Design for a wall bracket lamp : en
  • USD132804S - Design for a belt : en
  • USRE22122E - Power tool : en
  • US2286467A - Folding machine : en
  • US2286875A - Manufacture of sulphuric acid : en
  • DE721669C - Pretreatment of small parts punched out of a steel band, which are hardened and tempered together with the remaining steel band remaining around them : de en
  • US2286652A - Swimming cap : en
  • US2286847A - Variable frequency vibrator current-converting system : en
  • US2286978A - Apparatus for pressing and coating liners in crown caps : en
  • FR872675A - Improvements in radio-electric blind landing procedures : en fr
  • DE721757C - Wire mesh with reinforcement wires : de en
  • US2286982A - Locking nut : en
  • US2286791A - Yarn treating process : en
  • US2286815A - Method of recovering adsorbent materials : en
  • ES6041Y - Coffee mill and similar products. : en es
  • FR872634A - Automatic machine tool motion transmission lever : en fr
  • GB545848A - Improved means for detachably securing two parts together at a number of points simultaneously : en
  • CH221674A - Regulating tap with pre-setting for heating. : de en
  • US2286184A - Process for producing paraffinic hydrocarbons : en
  • DK59887C - Saddle smoothing machine. : da en
  • ES5077Y - Device for raising and lowering the windows of motor cars. : en es
  • FR872753A - Interrupting chamber for high voltage switch : en fr
  • FR872628A - Rear-engine aerodynamic vehicle : en fr
  • FR872782A - Electrolytic capacitor, in particular liquid electrolyte capacitor : en fr
  • CH221572A - Circular loom for the production of hats and hat-shaped structures. : de en
  • FR872784A - Stereoscope : en fr
  • ES6053Y - Improved tensioner for tuning or tuning, applicable to all percussion musical instruments. : en es
  • DE721763C - Retractable aircraft landing gear : de en
  • FR872768A - Serial terminal for power lines : en fr
  • US2286514A - Apparatus and method for cooling foods and the like : en
  • US2286943A - Punch press : en
  • USD132809S - Design for a textile fabric : en
  • CH221767A - Pack for electric socket lamps. : de en
  • DE721788C - Method for warming up items made of stainless steel to be processed warm in a continuous furnace channel : de en
  • US2286230A - Method of gassing rubber : en
  • US2286246A - Display unit : en
  • US2286397A - Apparatus for treating settled solids in liquid-solids mixtures : en
  • US2286221A - Sheet metal container : en
  • FR872798A - Hose tool : en fr
  • US2286408A - Concentric resonant line : en
  • CA405524A - Electric switch : en fr
  • FR872758A - Ceramic capacitor : en fr
  • US2286588A - Illuminated sign : en
  • US2286474A - Fire control : en
  • CA405462A - Linear polymeric secondary thioamide : en fr
  • CH221595A - Process for the production of 1,3-glycol half-esters. : de en
  • CA405487A - Corrosion inhibitor : en fr
  • CA405545A - Oil well flooding process : en fr
  • CH221846A - Process for the preparation of d, l- tocopherol. : de en
  • US2286973A - Centering device and cushion for buffer stems : en
  • US2286430A - Comparison microscope : en
  • US2286891A - Rough service electric hand lamp : en
  • CA405452A - Incandescent lamp base : en fr
  • CH221577A - Circularly knitted plush striped goods and method and device for producing the same. : de en
  • DE721702C - Self-loading rifle with sliding barrel and locked breech : de en
  • FR872636A - Motor compressor, monobloc type : en fr
  • FR872786A - Method of coagulation of dispersions of artificial materials : en fr
  • US2286649A - Fruit peeling machine : en
  • US2286681A - Wheel slip control apparatus : en
  • US2286471A - Focusing system : en
  • US2286505A - Polymerized chloroprene adhesive : en
  • GB545813A - Improvements in control system for phonographs : en
  • GB545862A - Cork tips for cigarettes : en
  • CA405408A - Selecting and printing apparatus : en fr
  • US2286838A - Photographic element containing a disazo dye : en
  • US2286223A - Reverse gear : en
  • US2286814A - Manufacture of motor fuel : en
  • CH221725A - Switching device, in particular for periodic switching. : de en
  • FR872743A - Device for mounting the upper part of an excavator : en fr
  • USD132827S - Design foe a collar : en
  • US2286189A - Winding machine : en
  • US2286261A - Machine for applying pressure to shoe parts : en
  • CH221738A - Exercise machine with a head holder that can be raised and lowered using at least one traction device for the exerciser. : de en
  • DE721864C - Electric hand lamp with variable light emission and a hinged cap, especially for emergency services and security purposes : de en
  • US2286396A - Tuned circuit : en
  • CH221820A - Process for the preparation of 2-methyl-3-carbethoxy-4-phenyl-5-cyano-dihydropyridone- (6). : de en
  • US2286845A - Snubber : en
  • USD132799S - Design for a textile fabric : en
  • DE721839C - Device for attenuating the noises emitted by compression refrigeration machines : de en
  • CH221699A - Method for putting thermal power plants into operation, which load receivers with high starting torque, such as ships and locomotives, have to drive and device for carrying out this method. : de en
  • CH221580A - Spreader roll for fabric webs. : de en
  • DE721769C - Small pack : de en
  • US2286424A - Combination pencil clip and selfwinding tapeline : en
  • US2286557A - Valve for milking machines : en
  • DE721816C - Flow meter, in particular piston meter with a rotating distribution rotary slide, the relief sleeve of which is guided in an attachment arranged on the slide running surface : de en
  • US2286318A - Carriage return mechanism for writing machines : en
  • US2286648A - Fruit paring machine : en
  • US2286710A - Humidity responsive instrument : en
  • CA405432A - Aeroplane : en fr
  • CA405538A - Sound recording method on films : en fr
  • CH221676A - Electro-hydraulic lifting device. : de en
  • CA405568A - Laminated wrapping paper making apparatus : en fr
  • GB545921A - An improved mirror : en
  • AU115266B2 - Improvement in carrier-signal receiver : en
  • US2286313A - Compressor clamp for piston rings : en
  • CH221829A - Process for the preparation of 1-amino-2-chloro-6-nitrobenzene-4-sulfonic acid. : de en
  • CH221542A - Electric water heater. : de en
  • US2286802A - Locking means for anode structures : en
  • US2286442A - Amplitude limiter circuit : en
  • CA405528A - Belt conveyer shock absorber : en fr
  • CH221603A - Process for producing corrosion-resistant layers on objects made of aluminum and aluminum alloys. : de en
  • FR872726A - Electric furnace with electrodes, bath of fusible salts : en fr
  • GB545823A - Improvements in or relating to expanding reamers : en
  • GR9892B - FIXED BALANCE OF ABSOLUTELY ACCURACY. : el en
  • US2286215A - Photographic silver halide emulsion : en
  • CH221815A - Process for the production of a condensation product. : de en
  • CA405411A - Fluid valve : en fr
  • CA405472A - Carbon black and vinyl resin coating composition : en fr
  • CH221635A - Writing implement designed as a slide rule. : de en
  • US2286488A - Spool insulator : en
  • CA405417A - Transmission gear : en fr
  • CA405570A - Reversible magazine camera : en fr
  • US2286550A - Standing valve puller : en
  • US2286319A - Lens blocking apparatus : en
  • US2286637A - Hair curler : en
  • US2286642A - Magnetically controlled load testing machine : en
  • DE721798C - Control valve, in particular for pressure medium brakes in motor vehicles : de en
  • CH221655A - Chuck on automat. : de en
  • CH221823A - Process for the preparation of a new benzimidazole derivative. : de en
  • US2286241A - Refining of nonferrous metals : en
  • US2286496A - Wire holder : en
  • US2286545A - Disintegrating mill : en
  • CH221567A - Extraction system for spinning machines to catch and remove the thread end in the event of a thread break. : de en
  • CH221785A - Trailer for cycles and motorcycles. : en fr
  • AU115297B2 - Improvements in and relating to flexible hose couplings : en
  • AU356941A - Improvements in or relating to electric discharge tubes : en
  • US2286352A - Vegetable peeler : en
  • CA405450A - Heating apparatus : en fr
  • CA405479A - Liquid delivering device : en fr
  • US2286252A - Air conditioning system utilizing refrigeration : en
  • US2287006A - Apparatus for making glass wool : en
  • US2286473A - Paint mask structure : en
  • US2286737A - Color signal for speedometers : en
  • DE721749C - Device for introducing pulverulent fuel, in particular coal dust, into an air-compressing internal combustion engine : de en
  • FR872606A - Piston improvement : en fr
  • CH221664A - Device for profiling grinding wheels. : en fr
  • DE721740C - Method for melting electrode leads and device for its implementation : de en
  • ES6081Y - A removable cap for heels : en es
  • CA405460A - Polymeric carbothioamide preparation : en fr
  • DE721805C - Steam-heated pipe dryer with welded end walls : de en
  • CH221554A - Minimum level indicator device. : en it
  • US2286312A - Cultivating implement : en
  • AU115278B2 - Improvements in and relating to caps or closures for bottles and like containers : en
  • US2286297A - Integrating means : en
  • US2286678A - N-axkenxl-aminophenol : en
  • CH221656A - Switching gate on an obvious single-lever switching device for switching the drive of machine parts adjustable in three mutually perpendicular directions on machine tools, in particular fine boring mills. : de en
  • US2286547A - Power take-off attachment : en
  • US2286711A - Automatic brake wear adjustment mechanism : en
  • CA405464A - Film forming process : en fr
  • CA405525A - Electrical connector body portion : en fr
  • DE721753C - Cooled, especially fluid-controlled injection nozzles for internal combustion engines : de en
  • DE721760C - Centrifugal centrifuge with a vertical axis for cleaning pulp suspensions, slurries or the like. : de en
  • CA405547A - Variable stroke pump : en fr
  • CH221717A - Set of resistance elements of different ohms made of metallic resistance building materials. : de en
  • US2286401A - Manufacture of glass barrels for syringes and of like tubular articles : en
  • USD132806S - Design for a dress : en
  • ES144255A1 - Vacuum firing furnace, especially annealing and melting furnace. : en es
  • US2286436A - Piezoelectric temperature compensating circuit : en
  • US2286805A - Circular knitting machine : en
  • US2286387A - Fireplace implement : en
  • US2286455A - Coke-oven by-product tar and ammonia recovery : en
  • US2286833A - Photographic apparatus : en
  • US2286873A - Controller for multiple clutches : en
  • CH221822A - Process for the preparation of 2-methyl-3-carbethoxy-4-phenoxymethyl-5-cyano-dihydropyridone- (6). : de en
  • US2286831A - Display support : en
  • US2286760A - Clutch : en
  • CA405517A - Carcass skinning device : en fr
  • CH221641A - Process for reproducing endless tapes. : de en
  • DE721731C - Telegraphic button transmitter for the transmission of letter images corresponding impulse series : de en
  • DK59883C - Procedure for the pretreatment of raw coffee beans or raw materials for the manufacture of coffee substitutes. : da en
  • CA405421A - Combination utensil : en fr
  • US2286530A - Saw : en
  • US2286542A - Isomerization of normal paraffinic hydrocarbons : en
  • CH221794A - Manually operated rudder device on aircraft by means of an auxiliary motor. : de en
  • AU330940A - Improvements in or relating to ammonium nitrate explosives : en
  • FR872764A - : fr
  • CH221644A - Roskopf watch movement with central seconds. : en fr
  • DK59888C - Automatic firearm. : da en
  • FR872709A - Use of selenium as a partial conductor of electricity in dry type current rectifiers : en fr
  • AU115279B2 - Improvements in or relating to plate or disc-shaped bodies of ceramic material or glass : en
  • CA405567A - Rock drill : en fr
  • AU126341A - Improvements in gas lighters : en
  • DE721814C - Transmission device for blood and replacement fluid : de en
  • US2286264A - Polymerization product of alphachloroacrylic compounds and preparation of same : en
  • US2286573A - Door mounting : en
  • US2286251A - Interpolymers and preparation of same : en
  • FR872664A - Pneumatic steering signal for automobiles : en fr
  • GB545899A - Improvements in or relating to cigarette holders and the like : en
  • CH221680A - Pulley. : de en
  • DE721751C - Attachment for valve lever housing of internal combustion engines : de en
  • FR872704A - Solenoid Cryptographic Typewriter : en fr
  • FR872717A - Improvements to search coil direction finders : en fr
  • GB545940A - Manufacture of polymeric materials : en
  • CA405483A - Electric welding apparatus : en fr
  • US2286638A - Hair curler : en
  • DE721859C - Device for fastening ratchet discs on a motor-driven shaft of tuning means : de en
  • US2286904A - Hose reel : en
  • CA405465A - Organic acid anhydride manufacture : en fr
  • US2286968A - Method for continuously producing vulcanized fiber : en
  • US2286813A - Grave vault : en
  • CA405559A - Sanding device for motor vehicles : en fr
  • CA405488A - Electric furnace : en fr
  • GB545945A - Improvements relating to the speed control of shunt commutator a.c. motors : en
  • ES144272A1 - Improvements in the preparation of raw materials for the manufacture of cements. : en es
  • CA405456A - Dynamo-electric machine : en fr
  • DE721842C - Spider for electrodynamic loudspeakers : de en
  • ES150818A3 - A PROCEDURE TO COMPENSATE FOR THE LOSS OF POWER OF EXPLOSION ENGINES FUELED WITH POOR GAS : en es
  • FR872774A - Cast tools for hot work : en fr
  • GB545830A - Lubrication of blades in a hair clipper : en
  • US2286458A - Transfer applying apparatus : en
  • CA405551A - Fastener slider : en fr
  • CH221602A - Anode for nickel plating. : en fr
  • DE721804C - Tipper system : de en
  • GB545847A - Improvements in fuel pumps for internal combustion engines : en
  • USD132802S - Design for a strip server : en
  • USD132803S - Design fob a parka jacket : en
  • USD132816S - Design for a hair retainer for shavers : en
  • US2286522A - Centrifugal compressor : en
  • CH221569A - Winding machine with a drum that drives the bobbin around its circumference. : de en
  • CH221781A - Protection piece for bicycle frame. : en fr
  • US2286625A - Aluminum base alloy : en
  • US2286912A - Mousetrap : en
  • USD132794S - Design for a brooch or similar article : en
  • ES6353U - Foldable pocket bench. (Machine-translation by Google Translate, not legally binding) : en es
  • GB545852A - Improvements relating to water heaters : en
  • DE721734C - Arrangement for speech or sound modulation of high-frequency vibrations : de en
  • DE721854C - Deep freezing equipment for the production of all kinds of frozen food : de en
  • ES6058Y - Roller pen. : en es
  • FR872740A - Control device for three-cylinder locomotives with valve timing : en fr
  • FR872623A - Lighting device intended for cinematographic projection by means of an alternating current arc lamp : en fr
  • FR872772A - Manufacture of titanium dioxide : en fr
  • GB545895A - Machine for sharpening safety razor blades : en
  • CH221691A - Opposing piston internal combustion engine. : de en
  • US2286910A - Titanium pigment and process for producing the same : en
  • US2286948A - Chair bed : en
  • CA405434A - Amino anthraquinone compound : en fr
  • NL52642C - : en
  • US2286214A - Machine for finishing top-lift edges : en
  • US2286628A - Photographic device : en
  • US2286890A - Double window construction : en
  • US2286900A - Telephone sterilizer : en
  • CA405489A - Snap hook : en fr
  • GB545815A - Improvements relating to electric ignition apparatus for internal combustion engines : en
  • CA405446A - Electrical organ : en fr
  • CA405496A - Carbureter : en fr
  • CA405569A - Food product : en fr
  • DE721850C - Infeed device for compressed air conveyor systems : de en
  • US2286510A - Collar and method of making the same : en
  • FR872614A - Process for reconstituting rubber by ultra-pressures and equipment for the application of this process : en fr
  • FR872822A - Device for storing textile products wound on reels : en fr
  • US2286971A - Hollow shell : en
  • US2286655A - Mop handle and the like : en
  • US2286723A - Self-loading vehicle : en
  • DE721742C - Made of pure aluminum sheet reflector to reflect ultraviolet rays for light therapy and cosmetic purposes : de en
  • US2286695A - Machine for assembling and/or disassembling the parts of spring tensioned devices : en
  • US2286834A - Leaderstrip for cinematographic film : en
  • CA405540A - Sound level control system : en fr
  • US2286353A - Door sight : en
  • US2286469A - Circular knitting machine : en
  • US2286669A - Bricklaying instrument : en
  • US2286961A - Air conditioning apparatus : en
  • US2286326A - Spring construction assembling machine : en
  • US2286741A - Control apparatus : en
  • ES6129Y - Bra without shoulder pads for women. : en es
  • FR872799A - Improvements in manufacturing processes for cyclic sulfonamide derivatives : en fr
  • DE721703C - Drying plant for brickwork products : de en
  • US2286529A - Machine and method for making garment hangers : en
  • US2286909A - Combustion chamber : en
  • US2286250A - Can conveying and elevating apparatus : en
  • US2286626A - Aluminum base alloy : en
  • US2286718A - Anesthetic compound and solvent for the same : en
  • US2286301A - Liquid pump : en
  • US2286742A - Sound-producing and sound-reproducing apparatus : en
  • CA405571A - Laminated elastic fabric : en fr
  • DE721715C - Movable spray booth : de en
  • GB545930A - Improvements in and relating to hydraulic couplings : en
  • DE721870C - Pressure nut for highly loaded pressure spindles : de en
  • US2286531A - Method and mold for applying stucco on walls to represent stone : en
  • US2286294A - Carburetor and charge control system for internal combustion engines : en
  • US2286634A - Luminous electrical discharge device : en
  • NL52555C - Device on writing office machines for inserting and setting individual writing surfaces on a writing line to be selected for each writing surface using input rollers : en nl
  • CH221779A - Multi-stage transmission for alternators attached to a wheel axle, in particular for bicycles. : de en
  • USD132770S - Design fob an automobile visor attachment bag : en
  • DE721869C - System for propelling an aircraft : de en
  • ES6055Y - Lifejacket. : en es
  • ES6008Y - Identity card holder case. : en es
  • FR872667A - Gear-driven, shiftable rotary cam valve timing for elastic fluid engines : en fr
  • CH221698A - Method and device for cooling combustion chambers. : de en
  • FR872671A - New industrial product applicable in particular as a protective coating and as a paint and its manufacturing process : en fr
  • GB545864A - Hold down and chip collecting attachment for drills : en
  • US2286565A - Universal pipe joint fitting : en
  • SE104780C1 - : en
  • DE721817C - Sound gap lighting arrangement : de en
  • CA405560A - Tobacco pouch : en fr
  • ES6013Y - Device-basket for loading and transporting materials by arm. : en es
  • ES6128Y - Device applicable to truck mounted fire extinguishers. : en es
  • FR872776A - Gas valve for gas fired ovens : en fr
  • US2286684A - Rear end brake valve : en
  • US2286880A - Hydraulic control system : en
  • US2286192A - Mineral piercing and cutting : en
  • GB545812A - Improvements in or relating to the manufacture of hot and cold water soluble cellulose ethers : en
  • DE721707C - Electrical capacitor combination or oscillating circuit with capacitor combinations : de en
  • US2286333A - Coating alloy : en
  • USD132769S - Fotie welding machine : en
  • USD132800S - Design foe a textile fabric : en
  • CH221749A - Selector switch. : en fr
  • DE721833C - Differential control for ailerons coupled with flaps : de en
  • DE721875C - Braking device for aircraft wheels : de en
  • GB545810A - Improvements in or relating to rod or pipe bending machines : en
  • FR872765A - Low frequency induction furnace for melting iron alloys, in particular gray cast iron and cast steel : en fr
  • US2286403A - Escapement mechanism : en
  • US2286632A - Detachable closet seat shell : en
  • US2286867A - Magnesium base alloy : en
  • US2286336A - Self-locking nut and method of making same : en
  • ES6069Y - Lift bed : en es
  • ES149348A1 - A NEW TYPE OF STRIKER FOR TORPEDOS BY BREAKING BLISTERS WITH LIQUID, ALSO LOCATED ON THE BOTTOM OF TORPEDOS : en es
  • CA405455A - Thermionic amplifier : en fr
  • CH221812A - Process for the preparation of a halogen-containing acylaminosulfonic acid. : de en
  • ES6107Y - Automatic pencil holder for lips. : en es
  • NL52577C - : en
  • US2286527A - Grid casting machine : en
  • US2286329A - Water heater : en
  • US2286419A - Recoil starter for small motors : en
  • CA405495A - Electrical rectifier system : en fr
  • GB545958A - Improvements relating to gas-heated hot-cupboards or hot-closets : en
  • FR872742A - Capping system with guarantee cap : en fr
  • CA405396A - White pigment : en fr