• US2145330A - Threshing apparatus : en
  • DE671169C - Receiver with simultaneous shrinkage and severity control : de en
  • PL27892B1 - Goggles. : en pl
  • BE431869A - : en fr
  • CH202607A - Process for the manufacture of articles from steel alloys. : de en
  • CH202646A - Setup with cathode ray tube. : de en
  • CH202649A - Electric discharge tube. : de en
  • CH202715A - Process for producing a water-soluble nitrogen-containing compound. : de en
  • GB500047A - Improvements in and relating to the production of coloured photographic images : en
  • GB500093A - Improvements in and relating to extrusion devices : en
  • PL27900B1 - Bottle siphon closure. : en pl
  • US2145464A - Synthetic resin coating compositions : en
  • PL27712B1 - Switching device for condensing devices operating with a steam nipple, especially in steam locomotives. : en pl
  • AU106458B2 - Improvements in and relating to cultivators and like implements : en
  • US2145432A - Gyratory sifter : en
  • US2145632A - Can pouring spout : en
  • USD113111S - Design for a bedspread : en
  • US2145396A - Dam : en
  • BE431427A - : en fr
  • US2145569A - Awning shutter : en
  • PL27739B1 - Protection of ball bearing rings, especially those used for vehicle trailers. : en pl
  • PL27796B1 - Drilling method and drilling device in this way. : en pl
  • PL27886B1 - A self-acting device for relieving the pressure in tanks for liquids under pressure. : en pl
  • CH202614A - Handle device. : de en
  • CA379357A - Surgical bandage : en fr
  • CH202699A - Liquid shock absorbers, in particular for motor vehicles. : de en
  • AU106435B2 - Improvements in roses or perforated nozzles : en
  • US2145379A - Fuel pump : en
  • US2145309A - Locking means for printers' chases : en
  • US2145439A - Fishhook snelling machine : en
  • US2145752A - Method and apparatus for making photographic prints : en
  • CH202489A - Cast iron articulated boiler with at least one wrought iron built-in element. : de en
  • FR836902A - High voltage transformer, in particular dry type transformer for very high voltages : en fr
  • GB500176A - Process for the production of perchlorethylene : en
  • US2145451A - Jet for garden hose : en
  • AU106448B2 - Improvements in or relating toa method and means of supplying atomised fuel toan internal combustion engine : en
  • CH202581A - Device for the automatic regulation of temperatures. : de en
  • US2145509A - Auxiliary feeding mechanism for sewing machines : en
  • US2145748A - Pouring spout for cans : en
  • US2145501A - Production of aralkenyl compounds and polymerization products thereof : en
  • CA379363A - Bottle cap manufacture : en fr
  • FR837053A - Improvements to automatic temperature regulators : en fr
  • GB500160A - Improvements in or relating to shell harpoons : en
  • CH202560A - Rotary printing press for newspapers. : en fr
  • USD113134S - Design for a bottle : en
  • DE671019C - Process for tanning hides and skins : de en
  • FR836944A - Rayon acetate dyeing process : en fr
  • FR837138A - Improvements to absorption refrigeration equipment : en fr
  • BE431849A - : en
  • DE671274C - Device for preventing the spread of flames from the exhaust openings of an internal combustion engine located near the cylinder outlet : de en
  • FR836923A - Eyewear temples adjustable in length : en fr
  • FR836969A - Elastic calibrated cell : en fr
  • US2145473A - Method of and apparatus for cleaving or splitting rock or the like : en
  • AU223238A - Camera for producing separation negatives : en
  • FR836979A - Process for the production of carbon tetrachloride : en fr
  • FR837131A - Boiler with accelerated water circulation : en fr
  • DE671101C - Disk-shaped copy device : de en
  • AU17738A - Improvements in or relating to tractor cultivators : en
  • PL27776B1 - Closure for ventilation windows. : en pl
  • PL27792B1 - : en pl
  • AU23238A - Supplementary means for controlling the electric circuits of certain types of speed indicators : en
  • CA379307A - Spring cushion seat : en fr
  • CH202628A - Transformer arrangement with adjustable translation. : de en
  • AU106427B2 - Improvements relating to process and apparatus for reconditioning solvents particularly the solvents usedfor drycleaning : en
  • PL27737B1 - Ball bearing, especially for swivel joints, e.g. trailers. : en pl
  • US2145588A - Pipe or tube mill : en
  • GB499850A - Improvements in or relating to parachutes : en
  • USD113186S - Design fob a dress : en
  • FR836935A - Mechanism control for warp knitting machines : en fr
  • US2145456A - Holder for tooth brushes : en
  • US2145617A - Method of preparation of acylacetic arylides : en
  • AU549137A - Improvements in and relating to arc welding apparatus : en
  • US2145239A - Soluble oil : en
  • US2145435A - Lavatory : en
  • PL27754B1 - Device for recreating communication situations. : en pl
  • USD113121S - Design for bar material for : en
  • DE671112C - Weight compensation device for two-armed folding masts : de en
  • GB500099A - Improvements in or relating to the roasting of ores and to furnaces therefor : en
  • PL27702B1 - A vulnerable stamp. : en pl
  • US2145676A - Multiwave range receiver : en
  • CH202476A - Motor mower. : de en
  • DE671006C - Brake adjustment device : de en
  • FR837083A - Automatically variable pitch propeller : en fr
  • GB500042A - Improvements in chairs, settees or the like : en
  • US2145834A - Tubular sheet metalware manufacture : en
  • CH202716A - Process for producing a water-soluble nitrogen-containing compound. : de en
  • DE671165C - A pivotable drive device for a clipping machine, which is connected on the one hand to the drive and on the other hand to the shaving comb and can be changed in its transmission ratio : de en
  • US2145528A - Manufacture of filter plugs or wads for cigarettes : en
  • US2145801A - Processes of preparing higher fatty aldehydes : en
  • PL27738B3 - Impact fuse. : en pl
  • US2145702A - Beer tap : en
  • US2145780A - Memorandum appliance : en
  • PL27815B1 - A method for scratching textile goods and an apparatus for carrying out the method. : en pl
  • US2145724A - Contact welding : en
  • FR837168A - New molding and preservation method for edible ice cream, ice cream, etc. : en fr
  • PL27760B1 - A method of obtaining alcohol from fermented liquids containing carbohydrates, and the device for this purpose. : en pl
  • US2145793A - Camera structure, particularly for color separation : en
  • US2145816A - Purification of zinc salt solutions : en
  • CA379254A - Polymeric bristle manufacture : en fr
  • CH202531A - Machine for applying pressure on shoe bottoms. : de en
  • CH202643A - Current limiter. : de en
  • USD113190S - Design for a dress : en
  • DE671000C - Trigger device for pistols : de en
  • GB499944A - Improvements relating to dental chairs : en
  • GB500257A - Improvements in insulated electrical conductors : en
  • US2145272A - Dust-collecting means : en
  • US2145609A - Skeining device : en
  • US2145378A - Crane for automobile wreckers : en
  • USD113129S - Design for a corner cupboard : en
  • DE671030C - Cock actuating element which is connected to a screw socket that works together with a thread of the plug spindle via an elongated hole and is connected to the plug spindle via a coupling : de en
  • USD113138S - Design for a tumbler : en
  • AU106449B2 - Supplementary means for controlling the electric circuits of certain types of speed indicators : en
  • DE671271C - Stand sheet metal package for electrical machines with cast press and holding parts : de en
  • FR837148A - Improvements to removable end caps for goosenecks and transom frame latches : en fr
  • GB500125A - Improvements in electric hair driers : en
  • GB499936A - Improvements in railway trucks : en
  • GB499949A - Improvements in or relating to electric discharge tubes : en
  • DE671241C - Arrangement for automatic voltage regulation, especially constant voltage maintenance, grid-controlled rectifier : de en
  • GB500069A - Improvements in couches, settees or like articles of furniture : en
  • GB499833A - Improved means for controlling the moving surfaces of aircraft : en
  • GB500180A - Improvements in and relating to dry surface contact electric rectifiers : en
  • CA379259A - Washing and cleansing agent : en fr
  • USRE20991E - Means fob the production of : en
  • DE671056C - Machine for melting glass vessels, especially ampoules : de en
  • DE671104C - Device for time and zone counting : de en
  • AU234038A - Improvements in and relating to regulator valve apparatus for locomotives : en
  • CH202700A - Single-chamber pressure medium brake for trailer vehicles. : de en
  • GB500035A - Improvements in or relating to apparatus for baking radiator cores : en
  • DE671084C - Folding box for cigarettes or the like. : de en
  • GB499954A - Improvements relating to elevators and conveyors : en
  • GR7962B - CRUSHER - GRINDER TO GRINDING ALL KINDS OF MATERIALS. : el en
  • CA379341A - Vehicle window : en fr
  • CH202659A - Process for the preparation of an unsaturated ketone of the Pregnan series. : de en
  • CH202781A - Bicycle support. : de en
  • CA379313A - Finned heat exchanger : en fr
  • CA379276A - Bias cutting machine : en fr
  • US2145238A - Furniture : en
  • FR836933A - Mechanism for booklet bound by rings : en fr
  • GB500013A - Improvements in or relating to the treatment of casein fibres : en
  • FR837190A - Improvements to fans, air diffusers, etc. : en fr
  • GB500115A - Improvements in and relating to light-reflecting systems : en
  • CA379287A - Combustion apparatus : en fr
  • US2145497A - Dumping scraper : en
  • DE671174C - Motor drive with auxiliary drive by hand : de en
  • PL27909B1 - Device for securing the position of suspended loads by means of supporting devices. : en pl
  • US2145469A - Ornamental wall panel and means for securing the same : en
  • US2145548A - All wave distribution system : en
  • US2145688A - Shorts : en
  • US2145356A - Heterodyne receiver : en
  • CH202779A - Process for the production of an insulin preparation. : de en
  • PL27693B1 - A device for hammer drilling. : en pl
  • US2145662A - Method of controllably retarding the crystallization of dextrose : en
  • GB500184A - Improvements in and relating to the crease-resisting treatment of textile materials : en
  • FR836974A - Multi-light portable electric lantern : en fr
  • FR837018A - Roller coupling for intermittent transmission of motion : en fr
  • FR837145A - Silencer used for the passage of gas currents and forming a sound transmission medium : en fr
  • PL27716B1 - A device for regulating the gear of hydraulic pedals, especially those used for air blowers for internal combustion engines. : en pl
  • CA379347A - Steam table cover : en fr
  • DE671027C - Photoelectric light meter : de en
  • DE671188C - Device for measuring the asymmetry in three-phase networks using a quotient measuring mechanism : de en
  • FR837009A - Dyes, their preparation and industrial applications, in particular in the preparation of photographic emulsions and products containing these dyes : en fr
  • US2145527A - Manufacture of artificial silk : en
  • FR837031A - Electric cables with coaxial conductors : en fr
  • GB500182A - Process for producing catalysts for benzine synthesis : en
  • GB499951A - Improvements in a shoemaker's bristles : en
  • FR837100A - Method of injecting fuel into supercharged two-stroke internal combustion engines and engine for implementing this method : en fr
  • USD113103S - Design for a bracelet : en
  • DE671307C - Shooter drive for ribbon looms : de en
  • PL27911B1 - Screw fastener. : en pl
  • US2145728A - Grinding machine : en
  • GB500020A - Instrument for applying shoe cream and other cream-like substances : en
  • FR836924A - System for attaching measuring instruments, in particular thermometers, to machine test benches : en fr
  • GB500065A - Improvements in or relating to self-locking screws and method of making same : en
  • GB499926A - Ringing device for bicycles : en
  • CH202671A - Telegraph system. : de en
  • US2145433A - Recovery of tin and other oxidizable metals : en
  • PL27725B1 - Binocular telescope for looking forward and backward, especially for drivers of motor vehicles. : en pl
  • PL27757B3 - Device for cutting synthetic threads with a rotating nozzle. : en pl
  • CH202525A - Electric steam iron. : de en
  • DE671222C - Process for making wear-resistant, austenitic manganese steel machinable : de en
  • GB500075A - Manufacture of mordant azo-dyestuffs : en
  • GB499922A - Improvements in or relating to automatic frequency control in electric carrier signalling systems : en
  • PL27797B1 - : en pl
  • DE670990C - Infinitely variable planetary gear transmission : de en
  • GB500038A - Improvements in and relating to lathes and like machine tools and way guards therefor : en
  • PL27868B1 - A method of reducing the disproportionality between the intensity of the electron beam striking a fluorescent screen and the voltage modulating the beam in a vacuum beam cathode ray tube, and a lamp for using the method. : en pl
  • US2145376A - Manufacture of built-up bellows : en
  • AU106455B2 - Improvements in or relating togas pressure electric cables : en
  • US2145638A - Label folding machine : en
  • US2145650A - Tuyere : en
  • BE431298A - : en
  • CH202608A - Process for producing a panel from raw veneer. : de en
  • CH202687A - Expandable handbag. : de en
  • GB500052A - Improvements in or relating to ironing and/or pressing machines : en
  • FR837143A - Shower for medical, surgical and hygienic use : en fr
  • GB500147A - Improvements relating to rotary bits for rock and like drilling : en
  • FR837154A - Watch : en fr
  • FR836986A - Secondary electron tube : en fr
  • FR837157A - Improvements to typographic bar casting machines : en fr
  • GB499890A - Testing hardness of materials : en
  • US2145266A - Treating tobacco : en
  • PL27710B1 - A round for smooth barrels, with saw blades. : en pl
  • USD113198S - Ijpstick case : en
  • CA379359A - Shower hood : en fr
  • US2145413A - Propeller : en
  • FR836946A - Self-locking hinge for safe lids, etc. : en fr
  • GB499795A - Improvements in or relating to metallised dielectrics and electric condensers : en
  • GB499808A - Improvements relating to the manufacture of wire glass : en
  • GB499910A - A securing device for use in tethering animals : en
  • DK55777C - Elevation device for Sagittarius. : da en
  • PL27723B1 - Hand grenade. : en pl
  • US2145595A - Organic mercury compounds and a method of making the same : en
  • DE671157C - Safety device for shaft conveyor systems : de en
  • CA379321A - Tungsten alloy electrodeposition : en fr
  • CH202707A - Process and device for securing power consumption from overhead contact lines with tires. : de en
  • PL27814B1 - A device for placing firearms in gas-tight shelters. : en pl
  • US2145279A - Coating tubes interiorly : en
  • US2145718A - Stringed musical instrument : en
  • DE671278C - Device for regulating the gas pressure and compensating for pressure fluctuations in electrolytic water decomposers : de en
  • US2145303A - Adhesive : en
  • CH202557A - Process for the preservation of manure or liquid manure. : de en
  • DE670998C - Braking device for window and door leaves to hold them in place automatically when they are swung out : de en
  • DE671140C - Connection terminal in the manner of Luester terminals : de en
  • DE671257C - Drainage device for wash basins, vanities, etc. Like. With a manually controllable drain valve : de en
  • PL27828B1 - A device for heating a flowing liquid, especially for heating rubber milk. : en pl
  • GB500057A - Electrically insulating coating on metal surfaces and method of producing same : en
  • USD113123S - Design for bab material for : en
  • DE671284C - Oil-filled electrical apparatus with arcing under oil, especially Schlter : de en
  • FR836913A - Simplified device of worm screw and movable nut or vice versa, and application of this device : en fr
  • FR836976A - Alloy for mechanical parts with sliding surface : en fr
  • US2145703A - Shell type transformer : en
  • DE671287C - Process for the production of azo dyes : de en
  • CH202535A - Apparatus for the rectification of fermentation vapors for the manufacture of alcohol. : de en
  • USD113140S - Design for a desk or sihhlar article : en
  • US2145470A - Vegetable cutter : en
  • GB499928A - Improvements relating to bearings with floating bushes : en
  • CH202632A - Arrangement in low-current devices, especially high-frequency and low-frequency devices. : de en
  • BE431868A - : en
  • FR836963A - Automatic tuning system for a receiving station of t. s. f. on a specific transmitter : en fr
  • US2145658A - Reinforcing plate for shoes : en
  • PL27813B1 - Tilting slide on a trolley to remove carbon from the conveyor belt. : en pl
  • US2145285A - Facsimile receiving system and apparatus therefor : en
  • US2145412A - Phenol-aldehyde rubber hydrochloride compositions : en
  • US2145411A - Apparatus for making waist bands for trousers : en
  • US2145691A - Vehicle top cover and method : en
  • PL27715B1 - Fuse valve for gas instruments. : en pl
  • US2145438A - Safety mechanism for continuous casting apparatus : en
  • USD113171S - Design fob an ice cream cone : en
  • FR837129A - Improvements to the frames of filter glasses for photographic lenses : en fr
  • US2145242A - Process of making aliphatic polyureas : en
  • DE671201C - Circuit arrangement for telephone systems with dialer operation : de en
  • US2145686A - Arrangement for the execution of deep x-ray therapy : en
  • US2145687A - Safety switch locking device : en
  • US2145781A - Method and apparatus for making rip seals for packages : en
  • DE671155C - Procedure for operating the evaporation station with connected broth consumers in sugar factories : de en
  • DE671251C - Device on pressure medium brakes for motor vehicle trains : de en
  • FR836965A - Improvements to circuits with electric valves : en fr
  • DE671007C - Electrical conductor for ultra-short waves, especially for the formation of an oscillating circuit : de en
  • DE671078C - Adjustment screw : de en
  • DE671331C - Procedure for investigating the backward safety of a single deformation or arc extinguishing device : de en
  • DE671354C - Seal for revolving doors of railway passenger cars : de en
  • PL27899B1 - Method of separating tar oils from brown coal. : en pl
  • US2145448A - Casting machine : en
  • US2145520A - Gathering machine : en
  • US2145799A - Therapeutic preparation : en
  • US2145804A - Processes of separating nitrile-hydrocarbon mixtures by means of phenols : en
  • GB499907A - Improved process for producing green patina on copper and its alloys : en
  • GB499783A - Improvements relating to telephone systems : en
  • GB499863A - Improvements in and relating to boxes of cardboard : en
  • GB499851A - Machine for sizing, calendering and drying, applicable to mechanical or manually operated warping machines : en
  • DE671050C - High frequency transmission system : de en
  • USD113146S - Design fob a flashlight : en
  • US2145669A - Take-apart furniture : en
  • US2145819A - Thread cutting tool : en
  • CH202706A - Electric heating device in railroad cars. : de en
  • FR836922A - Portable electric lantern or jamp with movable handle forming a switch : en fr
  • GB500081A - Method of aging whiskey : en
  • US2145592A - Folding machine : en
  • US2145661A - Hydraulic brake appliance : en
  • DE671152C - Foldable closure and address strips : de en
  • FR836978A - Method and apparatus for tempering glass : en fr
  • GB500146A - Improvements in combs : en
  • US2145263A - Roaster platform : en
  • FR837045A - Constant tare valve : en fr
  • GB499809A - Means for attaching printing plates to drums : en
  • FR836961A - Process for obtaining soap or glue from inferior resin : en fr
  • FR837036A - Flexible rotary connection system, ensuring power transmission and automatic speed variation of the receiver, at the request of the resistive torque : en fr
  • GB500153A - Process for improving textile materials, more especially for softening same : en
  • FR837147A - Method and apparatus for photographic composition of texts : en fr
  • FR837184A - Metal complexes of polyazo dyes and their preparation process : en fr
  • CH202734A - Process for the preparation of an azo dye. : de en
  • US2145740A - Wringer : en
  • US2145463A - Air film lubrication of marine vessels : en
  • US2145654A - Coupon ticket printing machine : en
  • FR837163A - Process and carburettors for fueling an internal combustion engine : en fr
  • US2145605A - Ocarina : en
  • DE671206C - Tube voltmeter for measuring small DC voltages with logarithmic display : de en
  • FR837099A - Operating method of internal combustion engines : en fr
  • GB500017A - Improvements in cathode ray tubes : en
  • US2145352A - Well drilling apparatus : en
  • US2145611A - Diesel-electric engine control : en
  • DE671008C - OEarm switch with a firing chamber carried by a metal cover of the switch housing and which can be expanded together with this cover : de en
  • DE671309C - Automatic speed control device for electric drive motors of sugar spinners : de en
  • DE671342C - Oilline swivel joint on a counter crank of a locomotive drive wheel : de en
  • GB499962A - Improvements in road traffic control systems : en
  • GB499911A - Improvements in or relating to apparatus for automatically signalling a fall of pressure in intercommunicating containers for fluids under pressure and interrupting communication between various containers : en
  • GB500120A - Dry dyestuff preparations : en
  • GB499786A - Improvements relating to conveyors for pulverulent materials : en
  • CH202497A - Process for improving solid fuels. : en fr
  • GB500163A - Improvements in boat propelling mechanism : en
  • FR837153A - Method of producing subtractive images in several colors : en fr
  • FR837179A - Lid closure of tinplate or the like for cardboard boxes and method for its manufacture : en fr
  • GB499947A - Improvements in or connected with gloves : en
  • GB500016A - Improvements in electrolytic condensers : en
  • US2145281A - Processing reel : en
  • US2145484A - Hydraulic tappet : en
  • GB499836A - Manufacture of n:n-dialkyl-dipyrazol-anthronyls : en
  • US2145729A - Duplicating apparatus : en
  • US2145482A - Baking oven : en
  • US2145746A - Anode for electrodeposition of tungsten : en
  • USD113157S - Design fob a tire : en
  • PL27766B1 - Method for the production of water-insoluble disazo dyes. : en pl
  • US2145620A - Plunger for closure of a gas holder : en
  • DE671073C - Fluid change gear according to the type of turbo gear : de en
  • FR836925A - Improvements made to the manufacture of two-piece charms, especially crucifixes : en fr
  • FR837162A - Process for waterproofing and consolidating land or masonry : en fr
  • PL27835B1 - Barrels that can be coupled into a train set. : en pl
  • US2145280A - Engine mounting : en
  • US2145683A - Filter : en
  • FR837029A - Improvements made to devices to stop underwater mines at the desired depth while they rise to the surface of the water : en fr
  • FR837126A - Improvements to metals and metal alloys and to processes to remove surface oxides from them : en fr
  • US2145564A - Heating means : en
  • US2145805A - Propeller type hydraulic machine : en
  • DE671347C - Piston drive for a hydraulic shock absorber : de en
  • FR837084A - Metal loop direction finding frame : en fr
  • FR837089A - Electric motor : en fr
  • GB499929A - Device for preventing backfiring : en
  • GB499969A - Improvements in or relating to the polymerisation of organic compounds : en
  • DE671038C - Process for the production of artificial whetstones : de en
  • US2145673A - Method of making a metal wheel : en
  • GB500023A - Improvements in swivelly mounting and clamping of battens carrying electrical fuses or other units : en
  • FR837050A - Lifeguard and swimming apparatus : en fr
  • FR837043A - Photo-stereoscopic imaging and examination system and its applications : en fr
  • US2145385A - Treatment of coated fabrics : en
  • DE671022C - Table for processing and storing food, especially for butcher shops, large kitchens, bakeries and the like. like : de en
  • PL27756B1 - Rangefinder periscope. : en pl
  • DE671160C - Liquid heater with backflow protection arranged inside the heater casing : de en
  • US2145340A - Valve means of gas meters : en
  • USD113197S - Design for a coat : en
  • US2145329A - Process for the manufacture of soluble metallic fluorides and particularly of beryllim fluoride : en
  • US2145663A - Attachment means for digging teeth and excavating buckets and the like : en
  • DE671049C - Internal combustion hammer, especially for road construction purposes : de en
  • US2145614A - Heating and insulating means for tank cars : en
  • CH202481A - Window. : en fr
  • CH202522A - Process for the production of matting baths. : de en
  • CH202585A - Supports, in particular for electricity meters. : de en
  • FR837150A - Concrete reinforced with wire : en fr
  • GB500041A - Process for the recovery of elementary sulphur from sulphur dioxide and gases containing same : en
  • GB499798A - Manufacture of molecular compounds : en
  • GB499871A - Improvements in or relating to electrical controlling devices for hydraulic accumulators loaded with compressed air : en
  • US2145636A - Apparatus for manufacturing treansparent cellulosic tubes : en
  • CA379221A - Cash register : en fr
  • CA379298A - Diesel oil production : en fr
  • GB500015A - Improvements relating to roller bearings : en
  • PL27822B1 - Cassette for cinematographic film tapes. : en pl
  • US2145646A - Chain hoist extension jack : en
  • FR837114A - Electrostatic filter with longitudinally split tubular precipitation electrodes : en fr
  • DE670994C - Device for maintaining constant pressure in multiple filling machines : de en
  • GB500072A - Improvements in or relating to strainers for centrifugal pumps : en
  • FR837052A - Improvements to internal combustion engine pistons : en fr
  • GB499793A - Improvements in shaft packings for elastic fluid turbines : en
  • FR836910A - Transmission device : en fr
  • AU406737A - Improvements in automatic selectivity control arrangements for radio receivers : en
  • FR837122A - Thermal box for stoves of all kinds : en fr
  • CA379330A - Floor covering : en fr
  • US2145487A - Beverage cooling device : en
  • US2145670A - Swinging half-axle suspension : en
  • DE671205C - Electric motor with electromagnetic standstill brake controlled by the stand or runner field : de en
  • AU205637A - Improvements in controlling systems for electrically operated lifts : en
  • PL27834B1 - A method for obtaining any low boiling point liquid gases such as, for example, oxygen, nitrogen, hydrogen, carbon monoxide, and the like, and an apparatus for carrying out the method. : en pl
  • FR837139A - Device for checking the distribution of steam or gases in steam engines or engines : en fr
  • CH202502A - Sofa bed. : de en
  • CH202511A - Container closure. : de en
  • PL27827B1 - A method of producing items from rubber or similar material with a spongy or cellular structure. : en pl
  • CH202504A - Sofa bed. : de en
  • CH202573A - Travel notebook. : de en
  • CH202690A - Sack closures, in particular for paper sacks. : de en
  • CA379246A - Casein paint : en fr
  • CA379319A - Optical system : en fr
  • US2145825A - Lubricating mechanism for sewing machines : en
  • FR837016A - Metal stamping press : en fr
  • DE671051C - Overcurrent-dependent time relay : de en
  • DE671255C - Device for swiveling out the semi-axles of toy vehicles : de en
  • US2145264A - Facsimile printing telegraph receiver : en
  • FR837091A - Device for supplying an engine with liquid fuel : en fr
  • GB499872A - Improvements in or relating to direct current electric ship propulsion or the like systems : en
  • FR836937A - Process for preparing hydrocarbons : en fr
  • FR837191A - Glue or adhesive : en fr
  • GB499899A - Improvements in or relating to hydraulic lifting and like apparatus : en
  • DE670949C - Device for differentiating between alternating current pulses with a positive and those with a negative front, especially for the purposes of aircraft radio : de en
  • CH202546A - Process for the production of an anthraquinone derivative. : de en
  • AU550137A - Improvements in and relating to cultivators and like implements : en
  • CH202634A - Cable holder. : de en
  • AU106473B2 - Improvements in automatic selectivity control arrangements for radio receivers : en
  • FR837135A - Pendulum device intended to prevent overturning of vehicles traveling on roads and railways : en fr
  • GB499903A - Improvements in or relating to writing devices : en
  • GB499883A - An improved form of seaplane : en
  • US2145366A - Blasting cartridge : en
  • DE671199C - Process for the production of printing inks : de en
  • FR836977A - Use of aluminum alloys as raw material for mechanical parts with sliding surfaces : en fr
  • GB499881A - Improvements in clutch plates : en
  • USD113180S - Design for a dress : en
  • DE671166C - Method of filling boreholes : de en
  • BE431705A - : en
  • CA379245A - Dynamo electric machine : en fr
  • US2145529A - Manufacture of filter plugs or wads for cigarettes : en
  • DE671332C - Process for the production of neutral and bleached soaps : de en
  • GB499942A - Improved flexible screen or shutter : en
  • GB500054A - Improvements in and relating to epicyclic reversing-gear : en
  • DE671005C - Process for the production of acetone and products containing acetone : de en
  • US2145573A - Roller bit : en
  • CH202484A - Double rifle brigade. : de en
  • US2145656A - Elevator safety apparatus : en
  • US2145675A - Pivotal axle for steel farm trucks : en
  • US2145714A - Impact press : en
  • PL27805B1 - Electric discharge lamp, gas-filled. : en pl
  • FR837057A - Artificial horizon for aircraft : en fr
  • FR837094A - Improvements to platinum castings and method and apparatus for casting platinum and other metals : en fr
  • DE671127C - Drying channel for uninterrupted drying of a plate-shaped body : de en
  • AU106447B2 - Semi-stiff collars, cuffs and like wearing apparel and method of manufacturing thesame : en
  • DE671254C - Mechanical timer with clockwork, locking and release device : de en
  • FR837021A - Process for preparing valuable lubricating oils : en fr
  • FR837042A - Wire guide drum for cross wire winders : en fr
  • FR837117A - Friction wheel transmission : en fr
  • GB500259A - Improvements in or relating to pit props : en
  • CA379350A - Float valve : en fr
  • US2145483A - Cathode ray oscilloscope : en
  • DE671339C - Corner connection for cold bed window frame : de en
  • FR836943A - Sander : en fr
  • GB500084A - Improvements in devices for opening preserve tins : en
  • US2145839A - Composite structural member : en
  • DE671266C - Device for remote control and remote display of the positions of movable organs, in particular arranged in electrical energy distribution systems : de en
  • US2145480A - Weighing scale : en
  • PL27889B1 - The method of splitting crude oil. : en pl
  • DE671118C - Reinforcement frame for parachute packaging back pockets : de en
  • AU106477B2 - Cathode ray device : en
  • CH202627A - Process for producing surfaces of spread liquid in a casing through which a gaseous agent passes and apparatus for carrying out this process. : en fr
  • CH202619A - Coupling. : de en
  • CA379268A - Suction cleaner : en fr
  • CH202603A - Machine for cleaning piece-shaped work material by blasting with granular cleaning material. : de en
  • CA379258A - Trailbuilder : en fr
  • CH202702A - Body for passenger cars. : de en
  • DE671074C - Process for the production of gold hues on light metals : de en
  • DE671106C - Method for the electron-optical imaging of electron-emitting wires with a round cross-section and a straight extension : de en
  • FR836950A - Athermanic tiles : en fr
  • GB499933A - Improvements in and relating to dynamo electric machines : en
  • DE671113C - Low water protection for gas-heated water heaters : de en
  • DE671120C - Device for venting hydraulic systems, in particular fluid brakes : de en
  • DE671323C - Circuit arrangement for telephone systems with call seekers : de en
  • CA379366A - Baby nurser : en fr
  • US2145268A - Apparatus for food processing : en
  • US2145680A - Extensible connecter for bracelets : en
  • USD113104S - Design fob a magnetic bracelet fob : en
  • US2145693A - Hair curler : en
  • PL27896B1 - A method of producing artificial phosphorus fertilizers. : en pl
  • US2145503A - Garment hanger : en
  • US2145765A - Filling machine : en
  • PL27852B1 - A method of making melted cheese. Priority: : en pl
  • US2145682A - Mechanism and method for reinforcing one-piece boxes : en
  • GB500260A - Improvements in or relating to sealing gaskets for containers : en
  • AU106433B2 - Improvements in or relating to processes for coating surfaces with cellulose derivative lacquers : en
  • AU106436B2 - Fire resisting compositions for coating or impregnating textile materials : en
  • CH202492A - Humidifier. : en fr
  • CH202599A - Steel alloy and process for their manufacture. : de en
  • AU106454B2 - Improvements in or relating to thermionic amplifiers : en
  • GB500117A - Improvements in unhairing processes : en
  • CH202729A - Process for the preparation of a polyazo dye. : de en
  • DE671002C - Device for closing the flat end of collapsible bags for cocoa, custard powder, etc. : de en
  • CH202503A - Convertible furniture. : en fr
  • USD113161S - Design for a bing box : en
  • CH202755A - Process for the preparation of an oxazine of the anthraquinone series. : de en
  • FR836918A - Motor vehicle crate : en fr
  • GB499893A - Pile lifter for paper treating machines : en
  • US2145797A - Cabinet type housing for electrical apparatus : en
  • CH202491A - Humidifier. : de en
  • DE671134C - Flat corrugating machine : de en
  • FR836921A - Process for preparing hydrogen peroxide : en fr
  • DE671025C - Method for post-processing a sound recording : de en
  • DE671146C - Control device on internal combustion engines for aircraft : de en
  • ES144224A1 - Device for automatic regulation of the length of a rod. : en es
  • CH202705A - Springy wheel. : de en
  • GB500045A - Improvements in or relating to modulating arrangements suitable for use in carrier current signalling systems : en
  • PL27731B1 - Intermediate frequency amplifier. : en pl
  • DE671227C - Hangers for clothes : de en
  • AU337538A - Fire resisting compositions for coating or impregnating textile materials : en
  • CA379354A - Gymnasium suit and bathing trunks : en fr
  • GB500287A - Improvements in or relating to the application of colours or the like to various surfaces : en
  • GB500155A - Improvements in or relating to cable connexion sockets or glands for use with portable electric machines such as are used in mines and the like : en
  • GB500164A - Improvements in and relating to snap fasteners : en
  • CH202567A - Device for the mutual locking of the forward drive and the shutter speed setting. : de en
  • PL27859B1 - Method for the production of multi-colored rubber mixtures. : en pl
  • AU106444B2 - Improvements in or relating to valves for controlling and interrupting the flow of fluids : en
  • CA379327A - Display box : en fr
  • CH202648A - Secondary radiation diaphragm on an X-ray device. : de en
  • US2145554A - Feeding mechanism for sewing machines : en
  • FR837174A - Race car : en fr
  • GB500108A - Improvements in or relating to suction nozzles for vacuum cleaners : en
  • US2145332A - Television system : en
  • GB499796A - Improvement in producing hairy rayon yarns : en
  • FR836914A - Suspension device for machine parts, particularly in motor vehicles : en fr
  • FR837025A - Method and device for degassing viscous liquids, such as artificial silk spinning solutions : en fr
  • DE671179C - Device for regulating the speed of an aircraft engine, which is provided with an adjusting screw : de en
  • DE671224C - Electromagnetic light control device : de en
  • FR837102A - Device for the production of strips coated with a substance on one side : en fr
  • PL27701B1 - Method for the production of olefinic hydrocarbons by catalytic dehydrogenation of paraffinic hydrocarbons. : en pl
  • PL27818B1 - The method of cooling hydrocarbon oils when processing them with the Edeleanu method. : en pl
  • FR836992A - Method and device for the exchange of temperature between solids or liquids and gases : en fr
  • FR837047A - Improvements to fittings-joints for high pressure pipes and new fittings obtained by applying these improvements : en fr
  • CH202674A - Circuit for receiving electrical vibrations with automatic control of the transmission rate. : de en
  • AU322238A - Improvements in or relating tothe treating or moistening of organic products : en
  • BE431606A - : fr
  • CA379344A - Game : en fr
  • CH202726A - Process for producing a water-soluble nitrogen-containing compound. : de en
  • DK55766C - Grain and seed cleaning apparatus, especially for threshers. : da en
  • USD113132S - Design fob a textile fabbic : en
  • DE671306C - Final treatment of washed gravel, sand, etc. like : de en
  • FR837061A - Improvements to combustion engine exhaust components : en fr
  • GB500046A - Improvements in or relating to splints : en
  • DE671326C - Switch with arc extinguishing by compressed air : de en
  • CA379281A - Hydraulic punch and die : en fr
  • DE671092C - Caterpillar : de en
  • DE671239C - Gas switch : de en
  • FR837060A - Decelerometer : en fr
  • GB500151A - Improvements in coated paper : en
  • FR836973A - Box for tablets, pills and similar products, provided with a dispensing opening which can be temporarily separated from the dispensing compartment by a slide : en fr
  • FR837093A - New fabric for parachute canopies and other applications : en fr
  • US2145665A - Automobile accelerator control : en
  • US2145672A - Carburetor : en
  • GB500181A - Improvements in and relating to leather sewing machines : en
  • US2145822A - Sewing machine : en
  • US2145552A - Covered separable fastener : en
  • US2145556A - Solderless connecter : en
  • US2145699A - Electrode holder : en
  • GB500178A - Improvements in and relating to a method of joining a metal reflector to a glass globe : en
  • US2145457A - Advertising display : en
  • US2145591A - Electric indicating and control system : en
  • DE671295C - Tree protection trough : de en
  • DE671175C - Half mask made of soft building material : de en
  • DK55752C - Detergent. : da en
  • GB499967A - Improvements relating to electric battery lamps : en
  • US2145386A - End creasing mechanism for bags : en
  • US2145603A - Microphonic relay : en
  • DE671068C - Arrangement according to patent 606601 for the insulated installation of grids in the anode protection tubes of metal vapor converters, in particular metal vapor converters, which are used in mobile systems, e.g. on vehicles : de en
  • CH202640A - Electrical high-speed switch with overcurrent release. : de en
  • CH202650A - Monitoring device for rectifiers. : de en
  • USD113201S - Design for a dress : en
  • FR837086A - Process for manufacturing microporous materials from seeds such as, coffees and the like, and the product thus obtained : en fr
  • GB499887A - Improvements in or relating to vehicle wheels : en
  • US2145634A - Electric control for warning signals : en
  • FR837124A - Improvements to flat rectifiers and circuits : en fr
  • PL27711B1 - A device for cooking on kitchen stoves. : en pl
  • PL27752B1 - Mold for making chocolates or sugars. : en pl
  • US2145387A - Process of hydrogenating monovinylacetylene : en
  • US2145305A - Fuel regulator : en
  • USD113183S - Motor pump vehicle : en
  • DE671017C - Device for converting direct current into alternating current by means of grid-controlled discharge paths : de en
  • PL27837B1 - MKP PHJ jL Mf'w Repeated multi-shot air rifle. : en pl
  • US2145441A - Foot valve extractor : en
  • USD113109S - Design for a textile fabric : en
  • FR836987A - Cable tensioner : en fr
  • US2145391A - Hedge trimmer : en
  • FR837012A - Improvements to calculating machines : en fr
  • GB499799A - Improvements in or relating to the cylinders of internal combustion engines : en
  • GB499932A - Improvements in or relating to screw propellers, particularly for aircraft : en
  • GB500193A - Process for the disposal of waste pickle liquor : en
  • GB500198A - Improvements in and relating to starting mechanism for internal combustion engines : en
  • FR836954A - Special shear for making angular cuts in the hooking of leaf springs, generally small sections : en fr
  • GR7959B - PAINT I MADE THE PAINTED OBJECT STERILE AND WATERPROOF. : el en
  • USD113210S - Design for a smocked textile fabric : en
  • US2145842A - Electric condenser : en
  • FR837007A - Provision for synchronous operation of modulating switches without resorting to special control lines : en fr
  • GB499990A - Improvements in and relating to containers adapted for the storage and throwing out of subdivided solid materials : en
  • FR837130A - A type of economical and self-righting boat thanks to its stability, the internal framework of which secures the keels of the hulls forming its hull : en fr
  • US2145536A - Mophead : en
  • USD113119S - Design fob a jab : en
  • GB499998A - An inclined shaking table for concentrating ores and the like in the wet way : en
  • GB499853A - Improvements in, or relating to, change speed gear systems : en
  • FR836907A - Method and device for supplying gasifiers and gasifiers fitted with this device with an oxidizing mixture : en fr
  • FR837134A - Device for improving rework and fuel economy in internal combustion engines : en fr
  • GB500281A - Improvements in and relating to the commercial utilisation of vegetable waste by fermentation processes : en
  • FR837197A - Method and apparatus for stapling springs to frames of resilient linings or box springs of beds and other spring furniture : en fr
  • GB500011A - A portable lethal or anaesthetic chamber for small animals : en
  • FR837066A - Thread braking device in textile machines, in particular yarn assembling machines : en fr
  • GB500007A - Improvements in and relating to the external heating of superheated steam turbines and like machines : en
  • GR7960B - MEANS OF CONVERSION OF COMMON CARDBOARD DEEP COLOR IN WHITE. : el en
  • FR836920A - Process for the treatment of waste acids containing nitrogen acid : en fr
  • GB500090A - Improvements in electric discharge tubes and circuit arrangements incorporating such tubes : en
  • DE671220C - Steering device for the wheels of a multi-wheel road truck consisting of several chassis : de en
  • FR836990A - Method of scribing metal bodies and apparatus suitable for its implementation : en fr
  • FR837065A - Atmospheric shaking and ionization processes : en fr
  • GB499865A - Improvements in and relating to methods of and means for applying caps to the orifices of bottles and like containers : en
  • PL27721B1 - Arrangement of asymmetric conductivity electrodes and the method of its production. : en pl
  • US2145381A - Clutch : en
  • US2145562A - Scanning device : en
  • US2145298A - Control system for air conditioning apparatus : en
  • US2145339A - Package binding device : en
  • US2145545A - Air-cooled variable-speed device : en
  • USD113158S - Design for a pistol-grip tool driver : en
  • US2145357A - Window : en
  • US2145461A - Ring forming mechanism : en
  • FR836936A - Guide for guides for warp knitting looms : en fr
  • DE671359C - Nozzle cleaning device : de en
  • FR836912A - Process for treating poor iron ores, slag and iron sludge to extract metal : en fr
  • GB500039A - Improvements relating to aircraft locating devices : en
  • DE671065C - Arrangement to avoid tactile strokes : de en
  • GB499982A - Improvements in or relating to wipers for vehicle windows and windscreens : en
  • US2145465A - Box strapping machine : en
  • USD113154S - Design fob a drinking glass : en
  • DK55774C - Spring-actuated return device for bicycles with rocker pedals. : da en
  • GB499904A - Improvements in apparatus for heating clamps for use in the production of permanent hair waves : en
  • DE671218C - Electrolytic pickling process : de en
  • US2145389A - Pick-up : en
  • US2145619A - Antislipping attachment for ladders : en
  • GB500167A - Improvements in or relating to high tension electric condensers : en
  • USD113143S - Design fob a sewing cabinet : en
  • DE671130C - Process for the production of a suede-like surface on knitted fabrics and goods manufactured afterwards : de en
  • ES144234A1 - IMPROVEMENTS IN LONG REST CLOCK CYLINDER EXHAUST, ESPECIALLY APPLICABLE TO TIME DRUMS WITH CLOCK MOVEMENT : en es
  • US2145287A - Electric steam generator : en
  • US2145762A - Die stock : en
  • AU68438A - Improved trestle steps : en
  • CA379308A - Container and heating means : en fr
  • DE671208C - Hanging device for leather, lute u. like : de en
  • CH202597A - Compass watch. : en fr
  • PL27878B1 - Cooling air routing on vehicles with rear engine. : en pl
  • GB499837A - Process and apparatus for the continuous coating of metal articles with non-conducting layers by electro-chemical methods : en
  • US2145445A - Comb brush producing and comb cleaning apparatus : en
  • FR836998A - Improvements to systems for reception and reproduction of sound : en fr
  • PL27705B1 - Lubricating oil. Patent dependent on patent No. 26171. : en pl
  • SU54457A1 - Way to stick roofing material in winter conditions : en ru
  • US2145698A - Sewing machine attachment : en
  • PL27848B1 - Conveyor device for advancing the paper web in an air dryer. : en pl
  • GB499992A - Improvements in the manufacture of decolorizing and filtering agents : en
  • DE671163C - Heating device for motor vehicles with cooling water charged air heater : de en
  • DE671296C - Elastic coupling equipped with cylindrical springs : de en
  • DE671097C - Process for the production of nickel carbonyl : de en
  • GB500006A - Improvements relating to wireless direction-finding apparatus : en
  • GB500141A - Improvements in or relating to milling machine tools : en
  • DE671133C - Device for arbitrary setpoint adjustment in a device comparing the setpoint and actual value for regulators of power plants : de en
  • GB499803A - Improvements in or relating to the method of forming vehicle wheel rims : en
  • GB500169A - Bobbin-winder for sewing machines : en
  • FR836930A - Improvements made to elastic frames for Tyrolean bags : en fr
  • FR837152A - Leather compressor in sole lining machines, with curved needle : en fr
  • DE671308C - Process for the production of porous hard rubber tubes with high percolation speed for batteries : de en
  • US2145410A - Method of shaping heel parts of shoe uppers : en
  • US2145586A - Mechanical rowboat : en
  • FR836956A - Stamped and two-part fork head for bicycles or the like : en fr
  • PL27768B1 - A method of increasing the resistance of resins, natural or artificial waxes and similar materials to the action of heat. : en pl
  • US2145810A - Machine for manufacture of coat hangers : en
  • US2145252A - Manufacture of coated metal containers : en
  • GB499905A - Improvements in or relating to telegraph systems : en
  • GB500166A - Improvements in or relating to lubricants : en
  • DE670997C - Braking device for window and door leaves to hold them in place automatically when they are swung out : de en
  • DE671107C - Switching arrangement for operating electric induction ovens : de en
  • DE671213C - Trough for kneading and mixing machines : de en
  • US2145789A - Foundation : en
  • CH202698A - Fluid transmission for vehicles, especially road and off-road vehicles, working according to the Föttinger principle. : de en
  • GB500066A - An improved manufacture of safety fuel for automotive engines : en
  • CA379227A - Embossing machine : en fr
  • CA379279A - Dough-lapping machine : en fr
  • AU106457B2 - Improvements in and relating to arc welding apparatus : en
  • CA379342A - Emergency alarm and motor starter : en fr
  • SU54429A1 - The method of electrolytic production of shaped and flat mirrors : en ru
  • CA379230A - Liquid container : en fr
  • CH202532A - Aluminum vessel with a reinforcing ring and its manufacturing process. : de en
  • US2145769A - Seed planter driving mechanism : en
  • CH202722A - Process for the preparation of a water-soluble derivative of the heterocyclic series. : de en
  • PL27730B3 - Device for introducing single thread in gripper looms with needles. : en pl
  • BE431726A - : en fr
  • CA379324A - Amine production : en fr
  • DE671236C - Cooling system for the coolant of internal combustion engines in vehicles : de en
  • FR837146A - Method and apparatus for composing original block letters in lines photographically : en fr
  • AU106424B2 - Improved method of and means for operating reciprocating mechanisms : en
  • CA379269A - Fuel carbonization : en fr
  • BE431466A - : en
  • DE671016C - Arrangement for extinguishing chamber switches with differential pistons : de en
  • CH202596A - Watch case bezel supporting a glass in flexible material. : en fr
  • US2145284A - Elastic seal : en
  • US2145612A - Reel seat : en
  • USD113144S - Design for a chair or similar article : en
  • USD113193S - Design for a dress : en
  • BE431642A - : en fr
  • CA379303A - Refrigerator car bunker : en fr
  • US2145291A - Preparation for cleaning metal preparatory to painting : en
  • BE431762A - : en
  • US2145610A - Toy figure or the like : en
  • US2145692A - Refrigerating method and apparatus : en
  • US2145821A - Selective relay : en
  • AU106459B2 - Apparatus for the recovery or separation of fine solids from liquids or pulp : en
  • DE671264C - High-frequency telecommunication cables, in particular television cables : de en
  • AU32238A - Improvements in or relating togas pressure electric cables : en
  • CH202618A - Empty disk arrangement. : de en
  • CH202625A - Piston machine with working cylinders arranged in a star shape, in which the longitudinal axes of the connecting rods and working cylinders lie in the same plane. : de en
  • AU326738A - Improvements in roses or perforated nozzles : en
  • PL27762B1 - Method of ammonia oxidation. : en pl
  • CH202475A - Spiral pipe, especially for liquid manure distribution systems. : de en
  • AU36538A - Fruit and vegetable dicing apparatus : en
  • CA379360A - Motor vehicle lock cover : en fr
  • CH202584A - Permanent magnet for measuring devices, in particular of the moving coil type. : de en
  • CH202631A - Method of isolating electric wires. : en fr
  • CA379282A - Nitric acid preparation : en fr
  • PL27873B3 - Mounting the engine and gears in motor vehicles. : en pl
  • CH202701A - Centering device. : de en
  • GB500112A - Method and device for relieving spirally grooved screw groove milling tools : en
  • US2145715A - Bedsheet : en
  • CA379312A - Printing plate or cylinder production : en fr
  • CH202622A - Device for evenly conveying liquid, gas or steam, in particular for conveying a spinning solution such as viscose. : de en
  • GB500018A - Improvements in or relating to closure caps for collapsible tubes or like containers : en
  • CH202377A - Tubular conductor, in particular for high frequency cables, and process for its manufacture. : de en
  • CH202762A - Process for the preparation of an oxazine of the anthraquinone series. : de en
  • US2145689A - Closure device : en
  • AU106538B2 - Fruit and vegetable dicing apparatus : en
  • DE670121C - Device for the fire control of anti-aircraft guns : de en
  • DE671194C - Process for the production of a water sanitizing agent : de en
  • DE671317C - Clamp to maintain the shape of the breast covers of skirts, coats or the like. : de en
  • FR836908A - Improvements to telephone systems : en fr
  • PL27695B1 - The method of refining natural or plastic materials. : en pl
  • GB500354A - Improvements in the preservation of desiccated biologically active substances in evacuated containers : en
  • CA379340A - Typist's stand : en fr
  • FR836938A - Manufacturing process for asphalt products and materials obtained by this process : en fr
  • GB500175A - Improvements relating to headstocks for sugar-cane mills : en
  • AU106437B2 - Improvements in high-pressure metal-vapour electric discharge devices : en
  • CH202668A - Device for heating permanent waving clips using electricity. : de en
  • BE431508A - : en
  • BE431547A - : en
  • CA379309A - Spray tower : en fr
  • PL27779B1 - A method of preparing the lower coils from a wound thread for sewing machines. : en pl
  • PL27871B3 - A sheet metal barrel for loose materials, especially cement, and a device for opening it. : en pl
  • USD113195S - Design fob a coat : en
  • CA379239A - Bearing manufacture : en fr
  • CA379255A - Razor blade and holder : en fr
  • CH202654A - Electric light bulb with a heat-resistant filament. : de en
  • CH202672A - Coal grain microphone based on the cross-flow principle. : de en
  • DE671124C - Footwear with a joint on the sole of the front part of the shoe that runs from the inside of the foot to the outside of the foot : de en
  • DE671324C - Circuit arrangement for dialing calls in self-connection traffic : de en
  • DE671156C - Process for the processing of ammoniacal cuprous salt solutions : de en
  • GB499898A - Improvements in and relating to dies for wire strand machines and for other purposes : en
  • DE671145C - Foldable building drum for rubber tires : de en
  • CH202559A - Process for the production of dyeings. : de en
  • AU109138A - Improvements in and relating to collapsible portable tents : en
  • CH202655A - Device with a liquid-cooled high pressure vapor discharge tube. : de en
  • PL27696B1 - Device for determining the time intervals in watches. : en pl
  • US2145559A - Apparatus for simultaneously separating and cooling fine pulverulent materials : en
  • FR837170A - Device for announcing the approaching of a dangerous point to moving vehicles : en fr
  • GB499946A - Improvements in and relating to ironing machines : en
  • DE671064C - Railway wagons with a revolving platform for applying and removing road vehicles : de en
  • FR836941A - Improvements to stoppers for demijohns, bottles, cans and similar containers : en fr
  • FR836958A - Process for the electrolytic manufacture of mangano-alkaline or mangano-alkaline-earth compounds, and products obtained by this process : en fr
  • GB500094A - Improvements in and relating to dry rectifiers and photo-electric cells : en
  • USD113168S - Design for an air exhauster for : en
  • PL27770B1 - Riveting sleeve or lug for debutting with a tongue (s) for debuting, cut from a single piece of sheet metal and possibly pressed. Patent dependent on patent No. 25151. : en pl
  • US2145742A - Band filtering device with variable band breadth : en
  • CH202718A - Process for producing a water-soluble nitrogen-containing compound. : de en
  • CH202776A - Wire connection sleeve. : de en
  • FR837095A - Radial turbine : en fr
  • GB500079A - Improvements relating to pinking mechanism for sewing machines : en
  • PL27794B1 - A harness machine with a thread catcher with a power drive. : en pl
  • GB499873A - Improvements in or relating to the treatment of textiles : en
  • GB500092A - Improvements in or relating to view finders for photographic or cinematographic cameras : en
  • FR837175A - Improvements to devices intended to control rudder and flap aileron movements on aircraft : en fr
  • GB499924A - Improvements in the distillation of pitch and like carbonaceous materials : en
  • US2145453A - Washing machine : en
  • FR836906A - Advanced hosiery knitting loom : en fr
  • FR836970A - Electric mine ignition machines : en fr
  • CA379252A - Semi-trailer hoist connection : en fr
  • GB500161A - Improvements in and relating to methods of and apparatus for electro-statically generating direct current power : en
  • PL27875B1 - The driveline of the car, especially with oscillating shafts. : en pl
  • US2145375A - Fuse construction : en
  • US2145787A - Lamp socket : en
  • DE671070C - Device for excavating an endless ribbon of glass : de en
  • DE671149C - Valve or slide with a device to relieve the spindle : de en
  • CA379242A - Radio frequency tuning apparatus : en fr
  • IE15452L - Engine mounting for rail vehicles. : en
  • US2145390A - Halogen containing butadiene derivatives : en
  • US2145360A - Wheel suspension : en
  • DE671136C - Feeding device for glass processing machines : de en
  • ES144215A1 - PROCEDURE FOR OBTAINING KETONES FROM THE CYCLOPENTANOPOLIHYDROPHENANTRENE SERIES : en es
  • AU321938A - Improvements in or relating to processes for coating surfaces with cellulose derivative lacquers : en
  • US2145824A - Sewing machine : en
  • FR836972A - Improvements relating to lift rotors : en fr
  • DE671001C - Device for feeding rolling mills, especially for clay : de en
  • FR836928A - Umbrella frame with parts of the handle and telescopically extendable cover branches : en fr
  • DE671076C - Respiratory protection filter : de en
  • DE671242C - Rod-shaped heating element for generating high temperatures, especially in electric ovens : de en
  • GB499856A - Improvements in circuit arrangements for gas discharge valves : en
  • DE671289C - Process for preparing skin bones for folding : de en
  • US2145512A - Setting and cementing tool : en
  • CH202482A - Equipment on cattle enclosures to give electric shocks. : de en
  • CH202733A - Process for the preparation of an azo dye. : de en
  • DE671042C - Procedure for the interrupted operation of horizontal chamber furnaces : de en
  • GB499963A - Improvements in or relating to multi-range tunable oscillators for radio and like receivers : en
  • FR836947A - Vulcanization of rubber : en fr
  • FR837088A - New board game : en fr
  • GB499999A - Improvements in fusible elements for the protection of electric circuits : en
  • GR7955B - INTEGRATED RADIATOR ABOVE SCALE TRANSMISSION ALL WAVE LENGTHS FROM LONG TO SHORT. : el en
  • FR837085A - Pickling process for steel products : en fr
  • GB500071A - Improvements in or relating to the securing of plates or panels to floors and walls : en
  • FR837113A - Method and device for checking the correctness of dimensions of building elements : en fr
  • GB499973A - Dimple making appliances : en
  • GB499975A - Improvements in or relating to silencers for gaseous currents : en
  • GB499950A - An improved railway rail chair : en
  • GB499788A - Improvements in or relating to means for securing variable speed gear units in the wheels of velocipedes and the like : en
  • USD113114S - Design for a bedspread : en
  • DE671010C - Needle for chipless sound recording : de en
  • US2145809A - Elevator system : en
  • BE431438A - : en fr
  • FR837137A - Drum refining machine for chocolate masses : en fr
  • CH202778A - Lattice-controlled discharge vessel with vapor or gas filling and arc or arc-like discharge. : de en
  • FR837017A - Method and device for obtaining, exposing and developing sensitive layers for photography : en fr
  • US2145590A - Automatic emergency brake pick-up for fluid medium brakes : en
  • US2145625A - Fireproof bronze welded structure : en
  • DE671142C - Current source for large currents, especially for electrical resistance welding devices : de en
  • GB499902A - Improvements relating to sheet metal container and method of making same : en
  • GB499897A - Improvements in auxiliary electrodes in electric discharge devices : en
  • CA379351A - Photographic material and colour process : en fr
  • US2145585A - Cushioning mechanism : en
  • CA379352A - Corset fastener : en fr
  • FR837056A - Bra : en fr
  • FR837108A - Automatic joint of mandrels for the production of hollow bodies in fibrous cement : en fr
  • GB500177A - Improvements in sheaf-binding harvesters for the tensioning or slackening of an elevator cloth feeding the grain : en
  • GB500207A - Improvements in or relating to means for regulating the fuel supply to internal combustion engines : en
  • US2145289A - Swimming belt : en
  • US2145535A - Filter : en
  • FR837067A - Method and guiding devices for vehicles fitted with wheels or tracks : en fr
  • FR837165A - Manufacturing process for refractory products : en fr
  • GB500048A - Improvements in or relating to wall-boxes and junction-boxes for use in connection with electrical wiring conduits : en
  • US2145571A - Combined means for jacking motor vehicles : en
  • US2145681A - Means for producing moire effects on fabrics : en
  • US2145779A - Dispenser : en
  • CH202508A - For the preparation of a field cooking device intended in particular for heating canned food, a component that is only used when it is used. : de en
  • DE671029C - air cleaner : de en
  • US2145581A - Battery charging rack : en
  • US2145713A - Shoe and the method of making same : en
  • PL27743B1 - Power supply for radio receivers from AC or DC network. : en pl
  • US2145549A - Floor wheel for vacuum cleaner nozzles : en
  • US2145602A - Controlling apparatus : en
  • AU41639A - Derivatives of sulphonamides anda method of making thesame : en
  • AU455237A - Improved hypodermic needle : en
  • CH202545A - Process for the production of phthalonitrile. : de en
  • CH202526A - Swinging washing element for washing machines. : de en
  • CH202644A - Four-pole transmission network between two arrangements to be coupled with different wave resistances. : de en
  • CA379358A - Elastic rubber band : en fr
  • CH202612A - Multipurpose grinding machine for processing tools. : de en
  • FR837072A - New fabric decoration process by applying wadding patterns : en fr
  • CA379296A - Fire extinguisher : en fr
  • CH202514A - Device for the production of a curled, warpable synthetic fiber sliver. : de en
  • US2145409A - Reed mounting for sifters : en
  • US2145502A - Indicator for vehicles : en
  • PL27866B1 - A method for leaching silt from the sewers and an apparatus for using the method. : en pl
  • US2145452A - Vehicle ventilating and control apparatus : en
  • US2145690A - Electric contact material : en
  • CA379336A - Locomotive exhaust : en fr
  • CA379234A - Ophthalmic mounting : en fr
  • US2145233A - Cowl nose section radiator : en
  • US2145259A - Sulphur composition : en
  • US2145677A - Electric furnace : en
  • US2145265A - Machine for applying pressure to shoe bottoms : en
  • CH202512A - Device for the preparation and flow of carbonated drinks based on unfermented fruit juices. : en fr
  • PL27832B1 - Ceiling or roof block. : en pl
  • FR837101A - Autopilot device : en fr
  • AU197438A - Improvements relating to the treatment of water : en
  • AU106467B2 - Improvements in stump jump cultivating implements : en
  • AU106471B2 - Improvements in controlling systems for electrically operated lifts : en
  • CH202738A - Process for the preparation of an azo dye. : de en
  • CH202766A - Process for the preparation of a new, water-soluble dye of the anthraquinone series. : de en
  • DE671229C - Procedure and execution form of the procedure for book-like joining of loose sheets : de en
  • BE431546A - : en
  • BE431881A - improvements to discharge tubes : en fr
  • CH202665A - Process for the preparation of diphenyleneacetic acid-2-diethylaminoethanol ester. : de en
  • PL27882B3 - The pedal of the oscillating shafts or the shafts. : en pl
  • CH202498A - Device for heating cooking vessels. : de en
  • AU212838A - Anew or improved memorandum appliance : en
  • PL27769B1 - Regulating device for steam engines. : en pl
  • PL27864B1 - Bowden rope lock. : en pl
  • USD113153S - Design for a textile fabric or : en
  • CA379326A - Monument : en fr
  • US2145373A - Hydraulic servo-brake for motor vehicles : en
  • US2145440A - Lawn mower hitch : en
  • PL27809B1 - A method for producing low-viscosity rubber solutions. : en pl
  • BE431429A - : en
  • CH202630A - Underwater power plant. : de en
  • US2145322A - Traffic control figure : en
  • US2145604A - Steel welding rod : en
  • CH202727A - Process for the preparation of a new aminoketone. : de en
  • CH202636A - Process for the production of switch chamber parts for electric gas switches : de en
  • US2145522A - Method of forming flat knit material : en
  • USD113209S - Design for a dress : en
  • US2145837A - Carriage rail support for knitting machines : en
  • CH202601A - Process for preparing a niobium alloy starting from raw materials containing niobium and tantalum in the oxidized state. : en fr
  • US2145458A - Blow-out preventer : en
  • US2145771A - Transplanter : en
  • US2145230A - Thermostatic air valve for combustion engines : en
  • US2145368A - Amplifier tube and circuit : en
  • PL27877B1 - : en pl
  • PL27893B1 - Device for periodic broadcasting of information regarding time, weather, etc. : en pl
  • US2145733A - Filter and ejector for cigarette and cigar holders : en
  • US2145367A - Window or panel for motor cars, motor coaches, or the like : en
  • US2145749A - Sodium sesquisilicate and mixtures including the same and method of manufacturing : en
  • FR837141A - Process for making reinforced concrete : en fr
  • PL27897B1 - A method of rolling thin sheets on a duo rolling mill and a rolling mill to perform this method. : en pl
  • US2145840A - Bowling game device : en
  • CH202568A - Photographic material having at least one sensitized silver halide emulsion layer of high sensitivity to red and low sensitivity to cyan for subtractive multicolor processes and processes for its preparation. : de en
  • CH202754A - Process for the preparation of an acidic wool dye of the anthraquinone series. : de en
  • DE671039C - Process for the production of insulating fillers for artificial stone masses : de en
  • DE671269C - Testing device for protective relay : de en
  • CH202480A - Masonry. : de en
  • FR837107A - Surgical suture container : en fr
  • GB499896A - Improvements in garments provided with breast pockets : en
  • US2145814A - Vertical bumper : en
  • US2145812A - Waterless gas holder : en
  • USD113212S - Design for a coat : en
  • US2145722A - Condition responsive control : en
  • US2145551A - Stringer tape for separable fasteners : en
  • DE671161C - Method and device for determining the volatile component content of substances : de en
  • GB500058A - Improvements in and relating to a method and device for weaving : en
  • DE671052C - Remotely operated switching device for voltage regulation of step transformers under load : de en
  • USD113137S - Design for a tumbler : en
  • FR837000A - Bulking materials and thickening agents : en fr
  • FR837166A - Removable ski : en fr
  • GB499792A - Improvements in or relating to gas or vapour electric discharge apparatus : en
  • DE646917C - Vacuum switch : de en
  • DE671116C - Cock with liftable plug : de en
  • PL27720B1 - Process for the preparation of 4-Alkyl-5-oxyalkylthiazoles. : en pl
  • GB499971A - Improvements in or relating to thermionic valves : en
  • FR836955A - Semi-automatic machine for slipping watch springs or other springs, and fitting them in their housings or rings : en fr
  • FR837173A - Rule with carrier : en fr
  • GB499807A - Dispersible sulphur and compositions containing the same : en
  • CA379236A - Washing machine agitator : en fr
  • CA379235A - Railway car truck : en fr
  • CH202590A - Projectors, especially for showing living pictures. : de en
  • US2145499A - Magnetic device : en
  • US2145674A - Hingedly mounted clousre : en
  • PL27722B1 - The way of finishing fibers and fabrics, : en pl
  • PL27867B1 - Process for the production of ground amorphous activated carbon. : en pl
  • US2145393A - Frozen food product and method of ice glazing same : en
  • DE671187C - Mesh network with several supply lines that belong in groups to several dining systems : de en
  • BE430447A - : en
  • CA379290A - Pot or container : en fr
  • GB499981A - Improvements relating to pump valves : en
  • US2145546A - Electric meter service appliance : en
  • US2145547A - Hydraulic control mechanism : en
  • DE671357C - Centrifugal switch for electric motors for short-circuiting starting resistors : de en
  • FR837078A - Manufacturing process of artificial mass serving as binder and paint : en fr
  • GB500126A - Improved decorative slab or tile and method of making same : en
  • GB500091A - Improvements in mechanical stokers of the underfeed type : en
  • DK55778C - Machine for arranging or stacking biscuits or similar shaped objects. : da en
  • FR837081A - Shoe and leather care product : en fr
  • GB500137A - Method of forming rolled seams on preserve tins and the like : en
  • PL27780B1 - Carburetor for internal combustion engines. : en pl
  • FR837178A - Improvements to the preparation of gold films : en fr
  • US2145803A - Processes of separating nitrile-hydrocarbon mixtures by means of amines : en
  • PL27850B1 - Fuel production method. : en pl
  • GB499894A - Apparatus for recording the passage of vehicles : en
  • CA379260A - Washing and cleansing agent : en fr
  • DE670948C - Circuit arrangement for telephone systems with dialer operation, especially with coin telephones : de en
  • PL27718B1 - The tube for the heat exchanger and the method of its implementation. : en pl
  • GB499901A - Combined nutcracker and nutpick : en
  • GB499972A - Improvements in refractory materials : en
  • IE15704L - Discharge tubes with intersecting electron-beams : en
  • GB500168A - Improvements in photo-electric comparing devices : en
  • FR836940A - Car Roof Rack : en fr
  • DE671003C - Cardboard box with a zigzag-shaped folded sliding lid : de en
  • DE671067C - Device for converting direct current into other voltage : de en
  • GB500127A - Improvements in and relating to telephone installations : en
  • GB500029A - Improvements in and relating to the beaming of warps in sizing or dressing machines : en
  • FR836968A - Improvements made to valves : en fr
  • GB499790A - Improvements in or relating to pigmented cellulose derivative coating compositions : en
  • DE1458431U - : de en
  • DE671268C - Process for remote control of the exchange power measured at a network coupling point between several power plants operating in parallel : de en
  • GB499884A - Improvements in the cooling-water systems of internal combustion engines : en
  • GB499977A - Improvements relating to door handles : en
  • US2145523A - Ambulance automobile : en
  • US2145292A - Soldering solution : en
  • US2145815A - Zinc sulphide pigment : en
  • US2145639A - Process for the transformation of soluble mixtures containing chlorinated rubber into insoluble products : en
  • US2145679A - Autoclave and accessory therefor : en
  • US2145369A - Substituted aryl sulphonic acids and processes of making the same : en
  • US2145258A - Flexible retainer member for heat treatment trays : en
  • US2145388A - Method of preparing diacetyl : en
  • US2145668A - Ventilating window : en
  • US2145301A - Addressing : en
  • USD113127S - Design fob a slide fastener closure : en
  • US2145531A - Florist's pin : en
  • GB499834A - Improvements in or relating to nuts and bolts and the like fastening means : en
  • FR837044A - Adjusting device for self-locking brakes or the like, used, in particular, on winding devices for lifting appliances : en fr
  • FR837082A - Improvements in the adjustment of electric heaters : en fr
  • FR836957A - Combined flush for flushing devices with high or low flow : en fr
  • FR837200A - Coupling device for controlling x-ray equipment : en fr
  • GB500116A - Improved method of driving roll film bobbins in photographic cameras and similar machines : en
  • GB500165A - Improvements in and relating to rails for curtain runners, toy railways and the like : en
  • DE671202C - Circuit arrangement for telephone systems : de en
  • FR837001A - Relaxator with energy storage system : en fr
  • FR837159A - Periodically variable capacity machine for the transformation of a direct voltage into an alternating voltage : en fr
  • US2145416A - Apparatus for casting metals : en
  • US2145712A - Method for improving the magnetic properties of ferrous alloys : en
  • US2145537A - Animal trap : en
  • ES144213A1 - PROCEDURE FOR THE PREPARATION OF ANEURIN : en es
  • PL27890B1 - Device for recovering gases or vapors with solid absorbents. : en pl
  • DE671053C - Arrangement for measuring, registering or conductivity of liquids by means of a measuring device fed by direct current, in which the measurement of the conductivity itself takes place with alternating current or reversed direct current : de en
  • DE671126C - Process for bleaching tobacco : de en
  • DE671128C - Vertical vacuum dryer designed as a trickle dryer : de en
  • DE671279C - Production of easily leachable digestion masses by heating titanium-containing substances with sulfuric acid : de en
  • FR837013A - Method of lighting with changing colors of advertising, decorative and similar objects, installation and device for the implementation of this method : en fr
  • GB500028A - Improvements in or relating to horticultural knives : en
  • GB500067A - Improvements in or relating to propeller blades and method of making same : en
  • USD113162S - Design for a changeable exhibitor : en
  • DE671062C - Mobile device for generating charcoal : de en
  • FR837064A - Projectile for anti-aircraft fire : en fr
  • GB500095A - Method and apparatus for coating moulds for casting molten metals : en
  • PL27749B1 - Ki. tfrirym- Rubber - iron fittings Ki. tfrirym- Rubber - iron fittings Ki. tfrirym- Rubber - iron fitting : en pl
  • IE15504L - Dead beat cylinder escapement : en
  • US2145363A - Pressure indicating mechanism for motor vehicle tires : en
  • GB500055A - An improved method of and apparatus for mining coal and other minerals : en
  • GB500170A - Improvements in or relating to electron discharge devices utilising secondary emission and electrode structures therefor : en
  • GB500050A - Improvements in plate clutches : en
  • DE671191C - Closure for pressure medium container, especially for a liquefied extinguishing gas, e.g. Containers containing carbonic acid : de en
  • DE671215C - Adjustment device on a plow with a mouldboard and a pivoting share that can be adjusted independently of the mouldboard : de en
  • US2145262A - Drill rod and bit joint : en
  • US2145557A - Meter trough : en
  • CH202760A - Process for the preparation of an oxazine of the anthraquinone series. : de en
  • US2145294A - Actuating mechanism for a press : en
  • FR836903A - Gyroscopic indicator intended to be connected to a magnetic compass or to an aviation gyro-compass : en fr
  • DE671322C - Process for the continuous freezing of liquids in an elongated annulus which is cooled on both sides : de en
  • FR836981A - Improvements to means for controlling the movements of ailerons, rudders, flaps, or other moving surfaces, in aircraft : en fr
  • FR837097A - Improvements to devices intended to mechanically revive the respiratory function : en fr
  • DE671280C - Process for the production of quinine compounds with little or no taste : de en
  • DE671111C - Double jib luffing crane with auxiliary trolley that can be moved on the handlebar : de en
  • US2145567A - Electropneumatic brake : en
  • USD113159S - Design for a skin treating device : en
  • US2145443A - Halogen-carboxylic acid esters : en
  • US2145466A - Rock drill : en
  • DE671071C - Process for improving the ductility of alloys based on iron-cobalt : de en
  • FR837144A - Deformable or compressible tube : en fr
  • DE671305C - Process for securing stick-on tokens made of paper against fraudulent reuse : de en
  • PL27825B1 - : en pl
  • PL27881B1 - Needle device for lifting eyelets in woven and knitted goods. : en pl
  • US2145231A - Well casing perforator : en
  • DE671044C - Regulation of the heat turnover of gas or air heat pump systems, in particular refrigeration machines : de en
  • US2145296A - Badge : en
  • DE671102C - Method for loosing ice bodies : de en
  • DK55769C - Bath and Procedure for Electrolytic Separation of Metals. : da en
  • GB500036A - Improvements in or relating to television receivers : en
  • PL27704B1 - Rubber sheet or plate and method of making it. : en pl
  • PL27697B1 - Portable gas chamber. : en pl
  • DE671079C - Horizontal sliding window : de en
  • FR837069A - Device for producing a periodic polarization and its applications in particular to ionized vapor valves : en fr
  • FR837071A - Lighter : en fr
  • CH202666A - Process for obtaining prolactin. : de en
  • US2145541A - Inlet and outlet for closed centrifugal separators : en
  • US2145717A - Multiplex telecommunication system : en
  • US2145736A - Shock absorber : en
  • US2145808A - Vulcanization of rubber and products obtained thereby : en
  • CA379222A - Electric circuit : en fr
  • CA379302A - Fuel oil stabilization : en fr
  • AU391338A - Method of cutting and waving hair : en
  • CA379355A - Suction cleaner : en fr
  • PL27895B1 - Manufacturing method! A protective coating on steel products. : en pl
  • US2145359A - Broken axle grappler : en
  • CH202516A - Apparatus for winding bobbins. : en fr
  • CH202723A - Process for the preparation of a water-soluble derivative of the heterocyclic series. : de en
  • FR837171A - Artillery equipment : en fr
  • GB499925A - Process of and apparatus for the production of barium sulphide from barytes : en
  • US2145783A - Automatic fluid trap : en
  • PL27744B1 - The way of seasoning meats. : en pl
  • PL27758B1 - A method for producing pure alumina and an apparatus for carrying out the method. : en pl
  • AU17638A - A detachable cream can cooler : en
  • USD113166S - Design fob a dress : en
  • US2145764A - Sheet moving mechanism for sheet feeders : en
  • DK55773C - Device for Luggage Carriers for Bicycles and similar Vehicles. : da en
  • DK55775C - Apparatus for dispensing and at the same time measuring liquid from a container. : da en
  • GB500139A - Improvements in or relating to systems of distribution of programmes of music, news or the like : en
  • US2145627A - Rotary brush type converter with transformer : en
  • US2145791A - Motor : en
  • DE671349C - Machine for arranging pen-type articles, especially wire nails and nails : de en
  • DK55776C - Hatch cover. : da en
  • US2145708A - Flexible tray for carburizing furnaces : en
  • US2145833A - Indirectly heated cathode : en
  • DE671098C - Process for the preparation of aromatic compounds : de en
  • US2145342A - Radio wave measuring device : en
  • PL27708B1 - A method of concentrating aqueous solutions of formaldehyde. : en pl
  • US2145606A - Sheet catcher and piler : en
  • DK55764C - Wall cladding of assembled Double Slabs. : da en
  • DE671277C - Process for the electrical separation of suspended matter in a highly insulating aerosol from its carrier gas : de en
  • US2145579A - Heterocyclic azo derivatives : en
  • CH202669A - Ticket dispenser. : de en
  • DE671310C - Magnetic voltage equalizer : de en
  • FR837077A - Plastic composition and its manufacturing process : en fr
  • USD113178S - Design fob a textile fabric or : en
  • US2145655A - Resilient mounting for a motor or the like : en
  • US2145843A - Computing mechanism : en
  • DE671228C - Process for the artificial aging of flexural skin for gas remote controls and pressure regulators : de en
  • DE671346C - Device for the roentgenographic representation of body sections : de en
  • DK55755C - Control system by a Transmission system for high-frequency Carriers. : da en
  • FR837079A - Glued parquet : en fr
  • FR837125A - Improvements to permanent magnet electrical relays : en fr
  • FR837186A - rolling armature electromagnet : en fr
  • CH202544A - Method for producing a urethane-like compound. : de en
  • FR837096A - Device for attaching straps to watches : en fr
  • DK55767C - Means for Promoting Plant Growth. : da en
  • PL27784B1 - A method of switching over a rotary working machine which is coupled to a driving device by means of an adjustable hydraulic clutch. : en pl
  • DE671090C - Counter for reactive consumption or mixed consumption for three-phase systems without neutral : de en
  • USD113175S - Design fob a door handle : en
  • FR836901A - Dental installation : en fr
  • GB500135A - Improvements relating to heating elements for electrically heated ovens : en
  • FR837046A - Process for manufacturing canoes and similar vessels, and canoes obtained by this process : en fr
  • FR837172A - Automatic closing for dumper, tipper, and, in general for all components or tipping machines : en fr
  • AU106472B2 - Improved process forthe preservation or storage of perishable substances, particularly fruit and vegetables : en
  • CH202602A - Copper deoxidation process. : en fr
  • FR837116A - rotary armature electromagnet : en fr
  • FR836967A - Process for the preparation of polymerization products in the emulsified state : en fr
  • FR837039A - Method and device for packaging fruits and plants with destruction of their parasites : en fr
  • US2145422A - Whip stock anchor : en
  • US2145807A - Pick-up device : en
  • US2145540A - Hydraulic system : en
  • AU106440B2 - An improved packing case or box : en
  • AU106461B2 - Improvements in or relating to ploughs for maintaining a constant cutting depth : en
  • US2145450A - Plunger for mechanical pencils and method of producing same : en
  • US2145351A - Hollow glass building block : en
  • CH202541A - Edge filter. : de en
  • CH202736A - Process for the preparation of an azo dye. : de en
  • DE671314C - Process for the production of fluorine-containing layers on light metals and their alloys : de en
  • US2145476A - Lacing and tip therefor : en
  • US2145643A - Power transmitting unit : en
  • US2145755A - Surgical dressing : en
  • SU54384A1 - Method for producing folliculin preparations : en ru
  • US2145477A - Key holder : en
  • USD113179S - breer : en
  • US2145578A - Clasp brake arrangement : en
  • PL27820B1 - Rotary combustion engine with rotating combustion chambers. : en pl
  • US2145434A - Game board : en
  • USD113122S - Besign fob bab matebial fob : en
  • CH202501A - Device for strengthening the connection of the frames with the legs on chairs, tables and the like. : de en
  • CH202747A - Process for the preparation of an azo dye. : de en
  • FR836919A - Chassis frame with side members with a closed contour and serving as the lower body frame : en fr
  • CA379285A - Kiln apparatus : en fr
  • CH202570A - Photographic recording and reproducing method and camera for carrying out the same. : de en
  • US2145507A - Percussion fuse for rocketprojectiles : en
  • US2145336A - Rod guide : en
  • US2145429A - Fuel injection system : en
  • CA379229A - Vacuum cleaner : en fr
  • US2145421A - Ice shaving machine : en
  • US2145782A - Self-adjusting rural mail box support : en
  • PL27862B1 - A method of decomposing solid or semi-solid organic material by fermentation with bacteria. : en pl
  • GB500252A - Improvements in elastic mountings for engines carrying air-screw propellers : en
  • PL27764B1 - Non-detonating explosive. : en pl
  • US2145624A - Thread cleaner : en
  • US2145626A - Two-stroke internal combustion engine : en
  • US2145400A - Vacuum tube electrode : en
  • USD113149S - Design fob a glove : en
  • DE671276C - Process to increase the slip resistance of rayon fabrics : de en
  • CA379294A - Wheel flange oiler : en fr
  • DE671141C - Electrical exciter for generating mechanical vibrations for sieving devices u. like : de en
  • CA379272A - Joint closing member : en fr
  • CH202615A - Plant for drying pulpy materials, e.g. B. of food converted into pulp. : de en
  • CH202580A - Impulse bearing method. : de en
  • DE671283C - Circuit arrangement for self-connecting telephone systems : de en
  • DE671081C - Mixing machine on single-axle chassis : de en
  • DE671210C - Heating device for food cans : de en
  • CH202565A - Photographic camera for three-color photography. : de en
  • CH202651A - Band filter adjustable to different carrier frequencies, especially for wire radio systems. : de en
  • GB500538A - Improvements in elastic mountings for engines carrying air-screw propellers : en
  • PL27872B1 - A method of purifying waste water, air or oxygen-containing gas mixtures using a biological droplet filter. Patent dependent on patent no. 20228 in part covered by claim 2. : en pl
  • US2145561A - Variable selectivity means : en
  • GB500056A - Improvements in or relating to cots or children's beds : en
  • US2145261A - Refuse incinerating furnace : en
  • PL27906B1 - The method of preserving the image reflected on the material, e.g. for embroidery purposes. : en pl
  • BE431516A - : en fr
  • CH202711A - Noise protection device for liquid valves. : de en
  • CH202717A - Process for producing a water-soluble nitrogen-containing compound. : de en
  • GB499986A - An improved beer delivery pipe capable of being easily cleaned : en
  • CH202745A - Process for the preparation of an azo dye. : de en
  • DE671221C - Inwardly opening revolving door for vehicles, especially for motor vehicles : de en
  • US2145695A - Process for manufacturing water soluble artificial resins for treating textiles : en
  • PL27829B1 - Safety device for cylindrical machines. : en pl
  • AU106468B2 - Improvements in or relating to gasfilled electric discharge tubes : en
  • GB500205A - Improvements in or relating to sound-reducing windows : en
  • PL27840B1 - for intaglio printing with a scraper. : en pl
  • US2145362A - Bobbin holder : en
  • PL27713B1 - A method to prevent decomposition of aqueous solutions of ascorbic acid histidine salts. : en pl
  • US2145635A - Method of making slippers : en
  • CH202703A - Engine brake with quick release. : de en
  • US2145630A - Underclearer and mounting therefor in textile spinning, doubling, twisting, and like machines : en
  • PL27839B1 - A method for drying loose substances, sensitive to overheating, and a device for using this method. : en pl
  • US2145558A - Fluid control mechanism : en
  • GB499968A - An improved process for casting composite ferrous articles : en
  • GB499857A - Improvements in or relating to temperature control devices for the cooling systems of internal combustion engines : en
  • DE671162C - Caterpillar repellants : de en
  • GB499832A - Improvements relating to telephone systems : en
  • FR837019A - Process of concentration of minerals from their ores : en fr
  • GB500086A - Concrete hardening compositions of the metal salt type : en
  • US2145436A - Bicycle : en
  • CH202611A - Stone crusher. : de en
  • US2145830A - Method and apparatus for manufacturing gas-filled discharge tubes : en
  • BE431759A - : en
  • PL27902B1 - Mounting of the engine in vehicles fitted with bogies, and in particular rolling vehicles on rails. : en pl
  • DE671021C - Pedestal with partially stretchable retaining straps : de en
  • US2145297A - Treatment of textile fabrics and the products thereof : en
  • CH202725A - Process for the preparation of a water-soluble derivative of the heterocyclic series. : de en
  • FR837185A - Improvements to two-stroke engines : en fr
  • GB499938A - Improvements in or relating to means for spacing articles on conveyer belts : en
  • DE671170C - Centrifugal switch for counter-current braking : de en
  • DE671273C - Heat sensor : de en
  • US2145489A - Logging strip : en
  • US2145514A - Garment support : en
  • CH202547A - Process for the preparation of an N-derivative of an N-acyl urethane. : de en
  • US2145685A - Means for assisting take-off : en
  • US2145260A - Fuel pump : en
  • PL27851B1 - Device for processing animal materials. : en pl
  • DE671325C - Circuit arrangement for telephone systems in which lines are equipped with devices containing glow cathode tubes : de en
  • PL27849B3 - A device for the continuous distillation of high-boiling hydrocarbons into coke. : en pl
  • PL27812B1 - Cold tray. : en pl
  • PL27717B1 - Fountain pen - pencil. : en pl
  • US2145533A - Fluid transfer mechanism : en
  • US2145543A - Safety device for motor vehicles : en
  • USD113112S - Design for a bedspread : en
  • CA379265A - Vibration damper : en fr
  • US2145831A - Stall partition : en
  • FR837142A - Automatic coupling for vehicles : en fr
  • USD113165S - Design for a bird bath for bird cages : en
  • PL27733B3 - Manufacturing method of projectiles and their components. : en pl
  • US2145790A - Hydraulic or air brake safety check : en
  • US2145766A - Slip-off ingot : en
  • US2145700A - Electrical terminal plug : en
  • USD113151S - Design for a textile fabric or : en
  • FR837112A - Process for forming an acid-resistant coating on metal aluminum and aluminum alloys : en fr
  • US2145293A - Steam engine valve : en
  • AU106470B2 - Improvements in detergent compositions and process of using same : en
  • CA379362A - Motor vehicle pedal assembly : en fr
  • US2145254A - foothorap : en
  • CH202750A - Process for the preparation of an azo dye. : de en
  • USD113133S - Design fob a bottle : en
  • GB499800A - Improvements in and relating to rotary printing or duplicating machines : en
  • US2145560A - Attachable closure car for collapsible tubes : en
  • US2145739A - Closure device : en
  • CA379228A - Exhaust muffler : en fr
  • CH202604A - Manual welding process and device for carrying out the process. : de en
  • PL27908B1 - Gas burner. : en pl
  • US2145430A - Container : en
  • US2145282A - Method of making coupling nuts : en
  • US2145424A - Self-excited alternating current machine : en
  • US2145744A - Terminal : en
  • AU230138A - Improvements in detergent compositions and process of using same : en
  • DE671232C - Flame tube boiler with boiler tubes extending through the flame tube : de en
  • PL27765B3 - The method of preparation of the agent for deep saturation of anti-rot wood by covering the wood with fungicides. : en pl
  • US2145383A - Fluid distributor : en
  • US2145599A - Display device : en
  • USD113164S - Design fob a dress : en
  • DE671181C - Clip lasting machine : de en
  • FR837059A - Improvements to stems for cycle handlebars : en fr
  • GB499953A - Spring suspension for vehicles : en
  • US2145608A - Playing game : en
  • US2145767A - Power applying unit : en
  • CH202712A - Pressure vessel with fitting for non-fermented fruit juices. : de en
  • PL27888B1 - Hydraulic device for remote launching of firearms in an aircraft. : en pl
  • US2145323A - Defrosting and refreezing apparatus : en
  • DE671122C - Thumbtack with cover cap and an articulated bracket connected to it : de en
  • DE671302C - Device for demonstrating advertising objects, goods or the like in shop windows : de en
  • GB499787A - Improvements in and relating to electric motors : en
  • GB499855A - Improvements in or relating to the manufacture of hydraulic cement : en
  • US2145286A - Direction finder : en
  • US2145344A - Stable phosphorus-containing oil emulsions : en
  • US2145508A - Bladed projectile : en
  • USD113194S - Design fob a combined coat and head : en
  • AU37739A - Improvements in or relating to means for intermittently supplying electric current to fences : en
  • DE671035C - Airplane with orbiting wings : de en
  • FR837183A - New vat dyes belonging to the anthraquinoneacridone series and process for preparing these dyes : en fr
  • US2145348A - Manufacture of footwear : en
  • USRE20993E - groot r : en
  • DE671046C - Process for the cooling of metallic goods heated in electrically heated bright annealing continuous furnaces : de en
  • PL27858B1 - Method for dissolving carbonate-containing phosphates. : en pl
  • PL27838B1 - Freewheel hub with a frictional taper collet. : en pl
  • PL27742B1 - Treatment of carbon materials. : en pl
  • US2145334A - Method and means for sealing paperboard blanks : en
  • PL27790B1 - Electric welding device. : en pl
  • US2145659A - Window assembly for vehicle bodies : en
  • US2145249A - Di-halogen substituted alpha-(p-hydroxyphenyl)-alpha-amino-acetic acid hydrohalides of the same, and processes for their production : en
  • US2145392A - Preparation of biuret : en
  • USD113169S - Design fob a door ptjll : en
  • GB500111A - Improvements in or relating to wireless receivers and like apparatus : en
  • US2145403A - Car door construction : en
  • US2145637A - Freezing apparatus : en
  • USD113204S - Design for a coat : en
  • PL27876B1 - The drive system of oscillating shafts in cars. : en pl
  • US2145775A - Refrigerating mechanism : en
  • CH202752A - Process for the preparation of an acidic wool dye of the anthraquinone series. : de en
  • AU111173B2 - Improvements in or relating to means for intermittently supplying electric current to fences : en
  • CA379261A - Dual band antenna transformer : en fr
  • AU504137A - Cathode ray device : en
  • CH202621A - Lifting device for vehicles. : en fr
  • US2145243A - Method of treating whisky : en
  • USD113106S - Design fob a reading lamp : en
  • USD113125S - Design for a lighting fixture or : en
  • US2145479A - Telegraph printer : en
  • USD113211S - Design fob a knife sharpener : en
  • US2145364A - Treatment of organic compounds : en
  • FR836997A - Manufacturing process of graduations or reflective networks : en fr
  • GB500118A - Process for the manufacture of sulphonic acid amide compounds : en
  • DE671231C - Acid tower for the production of bisulfite solutions : de en
  • FR837004A - Insulation made according to the principle of multiple layers or air cells : en fr
  • CA379310A - Slicing machine mechanism : en fr
  • US2145302A - Circular loom : en
  • USD113189S - Design for a dress : en
  • USD113167S - Design for a billiard table : en
  • CH202629A - High voltage transformer, especially dry voltage converter. : de en
  • CH202661A - Process for the preparation of an azo compound of acidic character. : de en
  • AU106431B2 - Improvements in and relating to regulator valve apparatus for locomotives : en
  • US2145653A - Double cavity mold for manufacture of rubber heels and the like : en
  • US2145325A - Tuning control device : en
  • US2145706A - Electric circuit interrupter : en
  • USRE20994E - Method of treating raw phosphate : en
  • PL27771B1 - Combined driving brake and hoisting machine safety brake. : en pl
  • PL27845B1 - Test tube for gas detection apparatus. : en pl
  • GB499983A - A method of and means for jointing bar or like elements of frame and like structures : en
  • US2145720A - Switching apparatus : en
  • CH202564A - Embossed image carrier with thin-rolled metal foil. : de en
  • BE431483A - : en fr
  • PL27750B1 - Terminal for electric cables. : en pl
  • US2145273A - Preparation of cellulose ethers : en
  • CA379292A - Plant irrigating mat : en fr
  • AU24238A - An improved implement for use inde-tailing lambs andother animals : en
  • CA379343A - Steamer for baking ovens : en fr
  • CH202528A - Establishment on articles of clothing made of fibers. : de en
  • US2145806A - Tire building drum : en
  • US2145460A - Method of forming bearings : en
  • PL27799B1 - Pipette, especially for topping up the liquid in batteries with opaque jars. : en pl
  • DE671180C - Flexible brake lining for motor vehicles : de en
  • AU19538A - Improvements in or relating to shoe heel stiffeners and moulding machiines therefor : en
  • FR836948A - Excitation system : en fr
  • FR837119A - Combination burner sprayer for liquid fuels : en fr
  • FR836983A - Ink reserve nib enhancements : en fr
  • FR837133A - Machine for overcapping containers : en fr
  • DE671293C - Power switch : de en
  • DE661964C - Device for manufacturing seamless tubes : de en
  • FR837136A - Aircraft protection device against shock and fire on land : en fr
  • BE431789A - : en
  • FR836945A - Cinematographic film blackening measuring device : en fr
  • CH202772A - Strapless ski binding. : de en
  • AU106426B2 - Improvements in or relating to tractor cultivators : en
  • AU106429B2 - Improvements relating to the treatment of water : en
  • PL27863B1 - Folding chair. : en pl
  • US2145726A - Convertible robe : en
  • PL27819B1 - The method of refining hydrocarbon oils with selective solvents : en pl
  • DK55763C - Electromagnetically driven piston pump. : da en
  • GB499891A - Improvement in photoelectric surfaces : en
  • GB500134A - Improvements relating to hydraulic checks for doors : en
  • GB500186A - Process for the manufacture of unsaturated ketones of the cyclopentano-polyhydrophenanthrene series : en
  • US2145773A - Refrigerator and method and apparatus for freezing ice : en
  • CA379364A - Anti-dazzle device for head lamps : en fr
  • AU106439B2 - Improvements in or relating to arrangements forthe reception of stationary or moving pictures inwhich jointly withthe picture currents line and picture pulses are received : en
  • DE671114C - V-belt with drawstrings and wrapping fabric : de en
  • AU106464B2 - Improvements in collapsible segmental formers : en
  • BE431841A - : en
  • US2145492A - Combing machine : en
  • USD113135S - Design for a textile fabric or : en
  • PL27808B1 - A method for producing low-viscosity rubber solutions. : en pl
  • US2145346A - Crimped or waved yarn and fabric containing such yarn : en
  • CH202647A - Capacitor. : de en
  • US2145401A - Testing gauge for motor vehicle fuel pumps : en
  • GB500002A - Improvements in and relating to intermittent absorption refrigerating apparatus : en
  • GB500131A - Improvements in hydraulic torque-converters of the kinetic type : en
  • DE671096C - Frame pocket filter : de en
  • DE671099C - Process for the preparation of core-alkylated, core-aryl-alkylated and core-arylated compounds of the morphine series : de en
  • FR837110A - Locker for public places, with automatic cash lock : en fr
  • GB499828A - Improvements in or relating to electron discharge devices for use in television and like systems : en
  • GB500154A - Wire-tensioning device and a process for tensioning wires : en
  • AU362538A - Improvements in or relating to arrangements forthe reception of stationary or moving pictures inwhich jointly withthe picture currents line and picture pulses are received : en
  • FR836915A - Bandpass amplifier : en fr
  • GB499997A - Improvements in electric water-level indicators : en
  • GR7961B - COMPOSITE MULTIPLICATION RAINMETER. : el en
  • US2145664A - Baseball chart : en
  • FR837182A - Method of improving the rubbing fastness of dyes produced using insoluble azo dyes : en fr
  • GB499785A - Improvements in or relating to electron discharge devices : en
  • US2145631A - Electric lantern : en
  • USD113170S - Design for a toy ob similar article : en
  • FR836959A - Method and apparatus for the production of fine filaments of glass or the like : en fr
  • CH202731A - Process for the preparation of an azo dye. : de en
  • DE671036C - Reflectors for road vehicles : de en
  • US2145647A - Step for vehicles : en
  • AU23838A - Improvements relating to process and apparatus for reconditioning solvents particularly the solvents usedfor drycleaning : en
  • BE431548A - : en
  • US2145550A - Dough sheet manufacture : en
  • GB500138A - Improvements in electrical systems of remote control : en
  • GB499906A - Improvements in electric cables : en
  • FR837076A - Advanced polisher : en fr
  • GB500149A - Improvements in devices for adjusting the ratio between air and fuel supplied to internal combustion engines : en
  • CA379244A - Motor control system : en fr
  • CH202529A - Garment bags, especially for trousers. : de en
  • CH202696A - Suspension device. : en fr
  • PL27843B1 - Device for sliding the hour dial. : en pl
  • PL27880B1 - Placing the engine in cars. : en pl
  • DE671031C - Speed change transmission : de en
  • DK55758C - Remote messaging cable and method and apparatus for its manufacture. : da en
  • PL27854B1 - A puller for hand-held carpentry. : en pl
  • GB499827A - An improvement in the manufacture of viscose artificial silk : en
  • GB500255A - Improvements in or relating to evacuated and sealed containers, particularly for the preservation of biologically active substances : en
  • DE671041C - Device on lights, in particular gas incandescent lamps, for dimming and converting into signposts for air protection purposes : de en
  • US2145267A - Sensitive control system : en
  • GB499771A - Improvements in electrical musical instruments : en
  • GB499802A - Improved rear view mirror devices for vehicles : en
  • GB500119A - Improvements in or relating to optical image producing arrangements : en
  • GB500027A - Lubricating means for sewing machines : en
  • PL27783B1 - Manufacturing of valve hulls from tubular parts. : en pl
  • DE671270C - Directly or indirectly electrothermally heated bimetal strips : de en
  • GB500082A - Improved method and device for forming heat or sound insulating coatings : en
  • DE671105C - Electromagnetic protection : de en
  • DE671185C - Electrical resistance : de en
  • FR837158A - Tool for adjusting the tools of grinding machines : en fr
  • GB499934A - Improved apparatus for dispensing beer and like beverages : en
  • GB500076A - Aerofoil structure : en
  • US2145471A - Hosiery and method of making the same : en
  • US2145633A - Centrifugal apparatus : en
  • DE671300C - Needle protection device for feed boiler sewing machines : de en
  • GB499935A - Improvement in treatment of rubber : en
  • GB499919A - Improvements in or relating to frying apparatus : en
  • FR836939A - Improvement in passive defense lamps : en fr
  • DE671361C - Storage for cantilevered rolls, especially of universal frames : de en
  • GB499908A - Improvements in or relating to insulated electric conductors : en
  • USD113130S - Design fob an embroidered textile : en
  • USD113145S - Design fob a typewriting machine : en
  • PL27732B1 - Self-made firearm. : en pl
  • US2145353A - Folding portable building : en
  • US2145513A - Lead alloy : en
  • DE671211C - Double-walled insulated container with an outer metal container : de en
  • DE671290C - Desk with a second writing surface that serves as a lock over the first roller shutter ceiling : de en
  • GB499781A - Improvements in or relating to photographic cameras provided with range finders : en
  • FR837115A - High luminosity lens system : en fr
  • GB499838A - Improvements in or relating to range finding attachments for photographic cameras : en
  • GB500044A - Improvements in or relating to photo-electric cells : en
  • CH202773A - Ski. : de en
  • ES144203A1 - PROCEDURE FOR OBTAINING NITROGENATED CONDENSATION PRODUCTS : en es
  • DE671023C - Soap dispenser : de en
  • US2145721A - Flooded evaporator : en
  • US2145326A - Shaving device : en
  • US2145716A - Separable article of jewelry : en
  • DE671299C - Feed device for centrifugal mills : de en
  • FR836917A - Improvements to hard rubber objects and their manufacturing processes : en fr
  • GB500102A - Improvements in motor vehicle bodies : en
  • AU128638A - Improvements relating to forehearths for molten glass : en
  • FR836988A - Improvements to the interpolymerization process of ethylene with other organic compounds : en fr
  • BE430954A - Improvements to wire winding machines or similar machines : en fr
  • FR837167A - Safety razor with sharpening device for the blade : en fr
  • GB499916A - Improvements in or relating to ports of furnaces : en
  • DE671018C - Device for grid control of a gas or vapor discharge path : de en
  • DE671246C - Spark plug : de en
  • USD113152S - Design for a textile fabric or : en
  • US2145380A - Condensate disposal means for air conditioning units : en
  • DE670971C - Process for the production of fertilizers : de en
  • DE671158C - Device for the temporary supply of increased drive energy for electrical conveyor machines : de en
  • CA379267A - Washing machine : en fr
  • US2145709A - Control circuit : en
  • US2145315A - Concave spiral separator : en
  • US2145758A - Tank closure : en
  • BE431417A - : fr
  • CH202552A - Process for the preparation of N-ethyl-benzothiazol-2-pentamethine-w-aldehyde. : de en
  • CA379288A - Flower and candle holder : en fr
  • GB499805A - Improvements in or relating to electric insulators : en
  • CH202682A - Method for attaching traffic signs with a long service life on road surfaces and other objects. : de en
  • PL27801B1 - Gyroscopic instrument. : en pl
  • IE16992L - Alumina : en
  • US2145587A - Thread swaging apparatus : en
  • US2145257A - Muffle : en
  • US2145667A - Watchman's service system : en
  • US2145481A - Sandwich holder : en
  • US2145576A - Conversion of hydrocarbons : en
  • US2145818A - Shoemaking : en
  • FR837164A - Improvements to machines for forming and closing metal wire staples : en fr
  • GB500203A - Improvements in the manufacture of lined metal pipes : en
  • US2145510A - Battery water gauge : en
  • BE431914A - : en
  • CA379367A - Chemical composition and fibres : en fr
  • CH202473A - Method and device for the treatment of garbage and similar waste. : de en
  • AU106445B2 - Improvements in or relating to shoe heel stiffeners and moulding machiines therefor : en
  • DE671292C - Record device for sound recording and playback : de en
  • DE671312C - Tiltable rotary drum furnace : de en
  • DE671253C - Leather roughening device : de en
  • US2145437A - Apparatus for multicolor photography : en
  • US2145500A - Pamphlet and envelope incorporated therein : en
  • SU54399A1 - Complex ferroalloy for metal deoxidation : en ru
  • PL27817B1 - Metal link for metal cartridge belts. : en pl
  • FR837063A - Thermal device for obtaining an intermittent movement and its application, in particular to advertising : en fr
  • IE15517L - Bleaching of textile materials : en
  • CH202483A - Folding ladder attached to a floor duct. : de en
  • CH202496A - Process for obtaining glass fibers strongly entangled with one another and installation for carrying out this process. : en fr
  • AU110738A - Improvements in stump jump cultivating implements : en
  • CH202771A - Process for the production of a phosphate fertilizer. : de en
  • USD113199S - Entor : en
  • CH202635A - Electric circuit breaker. : de en
  • FR836916A - Improvements to vehicle supports : en fr
  • GB499989A - Gun turret for aircraft : en
  • USD113187S - Design for a dress : en
  • GB499846A - Improvements in or relating to fastenings for cowlings, inspection doors and the like on aircraft and other means of transport : en
  • GB499775A - Improvements in or relating to shaft bearing and sealing assemblies for pumps : en
  • US2145235A - Locomotive cab curtain : en
  • DE671200C - Circuit arrangement for telecommunications systems, in particular telephone systems : de en
  • DK55772C - Apparatus for the mechanical production of fire-fighting foam. : da en
  • GB500144A - Improvements in a re-winding device for clocks : en
  • US2145575A - Reversing valve mechanism : en
  • US2145705A - Cushion cap for insulated cables : en
  • US2145657A - Process for the hydrogenation of hydrocarbon oils : en
  • US2145732A - Mirror : en
  • US2145485A - Valve adjustment : en
  • US2145596A - Attachment plug : en
  • DE671115C - Thermostatically controlled mixing valve : de en
  • USD113174S - Design fob a combined hose nozzle : en
  • GB499885A - Improvements in clockwork time fuzes for projectiles : en
  • US2145397A - Treatment of ammonium nitrate explosives : en
  • PL27767B1 - Dyeing method with direct dyes. : en pl
  • PL27885B1 - Electric traction cord. : en pl
  • GB499900A - Improvements in or relating to an electrical apparatus for the transmitter of printing telegraphs or like devices : en
  • FR837037A - Device for the mechanical launching of projectiles : en fr
  • FR837087A - High power cone for extinguishing carbonic acid fires : en fr
  • GB500087A - Improvements in alimentary products and processes of making the same by hydrogenating oils : en
  • DE671143C - Device for cutting up strip or sheet material : de en
  • PL27807B1 - Method for the production of polyoxy derivatives with triphenylmotor. : en pl
  • GB499927A - Improvements in and relating to hard metal compositions : en
  • GB500140A - Improvements in feed hot water heaters for boilers particularly adapted for locomotives : en
  • GB500189A - Improvements in or relating to electron multipliers : en
  • GB499835A - Improvements in decoration of surfaces of articles by printing : en
  • AU106438B2 - Improvements in caps for electric lamps : en
  • CA379320A - Sewing machine pinking mechanism : en fr
  • USD113184S - Design for a textile fabric : en
  • FR837111A - Pattern printing machine : en fr
  • GB499806A - Dispersible sulphur and compositions containing the same : en
  • US2145565A - Wheel construction : en
  • GB499940A - Improvements in and relating to vapour burners : en
  • GB499952A - An improved string instrument of the grand piano type : en
  • GB499829A - Improvements in or relating to ice-forming trays : en
  • US2145648A - Manufacture of mastic tile : en
  • GB500171A - Improvements in or relating to the preparation of luminous enamels : en
  • DE671004C - Folding switch for pipe slides, especially in slaughterhouses, cold stores and storage facilities : de en
  • CA379335A - Locomotive draft appliance : en fr
  • FR836911A - Continuous transmission device by trapezoidal belts : en fr
  • FR837199A - Switch refinements : en fr
  • DE671054C - Filiform incandescent cathode, which is subdivided using support means, for vacuum tubes : de en
  • AU106456B2 - Improvements relating to forehearths for molten glass : en
  • CH202740A - Process for the preparation of an azo dye. : de en
  • PL27891B1 - A method of making x-ray imaging and using them to reproduce the movements of an organ of the body, and an apparatus for carrying out the method. : en pl
  • US2145763A - Ballast cleaning apparatus : en
  • GB500061A - A new or improved machine for trimming wall paper and the like, or for use in slitting lengths of paper or like material into strips : en
  • DE671189C - Process for the desulfurization of distillation gases from brown or hard coal for catalytic purposes : de en
  • GB499801A - Improvements in or relating to a motor vehicle of the endless-tread type : en
  • DE671034C - Jump start gyroplane : de en
  • DE671341C - Fastening of ball bearings and spherical bearings : de en
  • DE671129C - Process for producing a souring agent for rye bread dough : de en
  • DE671219C - Embroidery machine : de en
  • CH202714A - Process for the preparation of a water-soluble nitrogen-containing compound. : de en
  • USD113113S - Design for a bedspread : en
  • US2145423A - Folding stereoscope : en
  • US2145652A - Signal : en
  • GB499915A - Improvements in and relating to the pillar supports of reading lamps and the like : en
  • GR7958B - MECHANISM OF PERMITTING THE LOCKING OF THE EXTERNAL DOORS OF ELECTRIC ELEVATORS ONLY WHEN THE CHAMBER IS STANDING BACK. : el en
  • CH202710A - Process for preparing a composition for coatings, in particular for pavements. : en fr
  • US2145306A - Portable drinking fountain : en
  • USD113181S - Design fob a dress : en
  • US2145345A - Manufacture of vinyl compounds : en
  • DE671186C - Arrangement for grid control of grid-controlled discharge vessels with direct frequency conversion : de en
  • USD113173S - Design fob a dress : en
  • DE671037C - Process for producing cement from material containing barium : de en
  • US2145394A - Game : en
  • USRE20992E - Refuse truck : en
  • FR836931A - Oscillating support screed for winding coils in winding machines : en fr
  • FR837020A - Snap button enhancements : en fr
  • GB499780A - Improvements in or relating to dissolving shutters of motion picture apparatus : en
  • US2145365A - Reflecting apparatus for the observation of radiographic diascopic images : en
  • US2145800A - Cinchona sulphanilamide and process of making it : en
  • USD113202S - Design for a coat : en
  • DK55754C - Brake drum for railway wagons. : da en
  • USD113172S - Design fob a revolving perfume : en
  • USD113203S - Design for a coat : en
  • CA379243A - Electric control circuit : en fr
  • US2145506A - Tape stripping, measuring, and severing device : en
  • USD113200S - Design fob a dress : en
  • US2145455A - Flexible belt fastener : en
  • US2145684A - Heating means : en
  • GB499993A - Improvements relating to the operation of movable heads of vehicles : en
  • BE431479A - : en
  • CA379271A - Tire chain link : en fr
  • CH202572A - Fountain pen with a button operated filling device. : de en
  • GB500040A - Improvements in processes for casting and rolling metallurgical products cast in strips of small thickness and great length : en
  • GB500123A - Improvements in or relating to crematory furnaces : en
  • AU106460B2 - An improved implement for use inde-tailing lambs andother animals : en
  • BE431800A - : en fr
  • AU106475B2 - Improvements in and relating to methods of and apparatus forthe treatment of organically polluted liquids, sewage andthe like : en
  • PL27709B1 - A fountain pen with a reservoir for concentrated ink, dye or similar liquids. : en pl
  • PL27802B1 - Furnace for drying buildings. : en pl
  • US2145491A - Combing machine : en
  • PL27879B1 - A motor vehicle, especially a tractor. : en pl
  • USD113141S - Design for a bottle : en
  • PL27775B1 - Support of the overhead cableway carrier before connecting to the counterweight. : en pl
  • US2145354A - Refrigerating apparatus : en
  • PL27870B1 - Footwear and the method of its production. : en pl
  • CH202556A - Process for the preparation of thiourea-formaldehyde reaction products. : de en
  • CH202571A - Mechanical pencil. : en fr
  • CA379266A - Linkage joint : en fr
  • CH202513A - Process for the production of rayon with a frizzy appearance and a grainy feel. : de en
  • CH202767A - Process for the production of a lightfast tanning agent. : de en
  • AU20138A - Improvements in or relating to television transmitting systems : en
  • CA379325A - Order indicating disc : en fr
  • US2145468A - Circuit breaker : en
  • AU37038A - Improvements in collapsible segmental formers : en
  • AU503537A - Dishwashing machine : en
  • CH202686A - Can be shortened. : de en
  • BE431639A - : en
  • CH202589A - Arrangement with two photocell circles for playback of sound films. : de en
  • DE671110C - Food steamer that can be placed in cooking vessels : de en
  • US2145572A - Liquid dispenser : en
  • US2145613A - Rubber lined barrel : en
  • SU54447A1 - Welding device : en ru
  • US2145829A - Solvent refining of mineral oil : en
  • DE671055C - Method and device for producing yarns or the like from glass fibers : de en
  • CA379274A - Electrical speed warning means : en fr
  • CH202681A - Procedure for telegraphic remote meter reading. : de en
  • US2145245A - Central lubrication : en
  • CH202658A - Electrotherapeutic apparatus. : de en
  • CH202578A - Percussion fuze, especially for small caliber shells. : en fr
  • US2145555A - Water-cooled furnace port construction : en
  • GB499889A - Improvements in and relating to the bodies of omnibuses and like vehicles : en
  • CH202543A - Process for the production of a new, water-soluble substance suitable as a cleaning, emulsifying and wetting agent. : de en
  • CH202586A - DC converter. : de en
  • CH202507A - Device for removing aromatic bulk material in dosed quantities from cans with closed lids. : de en
  • CA379291A - Germinating block : en fr
  • AU106443B2 - Improvements in or relating to fluid fuel burners : en
  • AU498937A - Improvements in or relating toa method and means of supplying atomised fuel toan internal combustion engine : en
  • GB500088A - Improvements relating to railway rail chair assemblies : en
  • CA379316A - Amine manufacture : en fr
  • CH202742A - Process for the preparation of an azo dye. : de en
  • PL27773B1 - Locking device for revolving doors and windows. : en pl
  • PL27856B1 - A method of supplying liquid uniformly by overflow to vertical or inclined tubes, the outlets of which are on one level, or for removing liquid by overflow from such tubes to the outside. : en pl
  • PL27714B1 - Lubrication device for pistons and cylinders of fixed or transportable steam machines. : en pl
  • US2145737A - Lamp : en
  • BE431426A - : en fr
  • DE671238C - Electric gas switch : de en
  • US2145823A - Peeding mechanism for sewing machines : en
  • CH202490A - Device for improving the circulation of a fluid in a pipe. : en fr
  • CH202719A - Process for producing a water-soluble nitrogen-containing compound. : de en
  • CH202746A - Process for the preparation of an azo dye. : de en
  • CH202530A - Lapel tip stiffened with an insert and the process for making it. : de en
  • CH202739A - Process for the preparation of an azo dye. : de en
  • DE671178C - Method for fastening a sheet metal fitting on wood, in particular on wooden propellers : de en
  • PL27753B1 - The method of preventing biting metal parts in cooling or heating systems through which water flows. : en pl
  • FR836942A - Detonating toy such as dart, torpedo, etc. : en fr
  • CA379284A - Dry kiln : en fr
  • PL27706B1 - Firearms cartridge. : en pl
  • DE671135C - Device for the automatic sterilization of vessels, especially bottles : de en
  • US2145838A - Attaching device for meat grinders, etc. : en
  • FR837010A - Improvements to cinematographic projection devices : en fr
  • US2145719A - Flexible metal freezing tray : en
  • CH202662A - Method of making a carrier for pharmaceuticals. : de en
  • CH202500A - Camp bed that can be used as a stretcher. : de en
  • DE671153C - Fire extinguishers : de en
  • PL27841B1 - A device for shaping, embossing and smoothing vessels pressed from paper pulp. : en pl
  • US2145725A - Apparatus for cutting sheet metal or other sheet material : en
  • US2145832A - Lipstick container : en
  • PL27772B1 - Set of wheels. : en pl
  • PL27842B3 - : en pl
  • PL27861B1 - Method for carrying out the hydrolytic decomposition of cellulose-containing materials by treating them with hydrogen chloride. : en pl
  • PL27786B1 - A method for bursting or splitting carbon, and an apparatus for using the method. : en pl
  • CH202613A - Surface grinding machine. : de en
  • CH202743A - Process for the preparation of an azo dye. : de en
  • DE671132C - Friction clutch, especially for telegraph equipment : de en
  • GB499882A - Improvements in plate clutches : en
  • AU24838A - Improvements in or relating to ploughs for maintaining a constant cutting depth : en
  • CH202493A - Process for the manufacture of ceramic products, in particular spark plug bricks. : de en
  • US2145415A - Internal combustion engine : en
  • US2145530A - Electric tremulant attachment for accordions : en
  • US2145710A - Capacitance device : en
  • US2145253A - Air cooled in-line engine : en
  • DE671020C - Suspension device, consisting of adjustable edge clips connected to one another by springs : de en
  • GB500145A - Improvements in and relating to web feeding mechanism for machines for wrapping articles such as groups of cigarettes : en
  • PL27726B1 - Device for serving alcohol or cigarettes when selling them by piece. : en pl
  • USD113206S - Design for a shoulder scarf : en
  • DE671196C - Process for the production of a sugar broken down by fermentation from starch : de en
  • PL27763B1 - A method of producing an emulsion for treating wood. Patent dependent on patent No. 22719. : en pl
  • US2145418A - Roll for grinding and polishing : en
  • US2145570A - Shaving brush : en
  • DE671009C - Safety device for an electric switch driven by a pressure medium : de en
  • US2145641A - Zone control for heating systems : en
  • USD113107S - Design for a brooch or similar : en
  • FR837128A - Improvements to processes for the pre-treatment of vegetable fibrous materials : en fr
  • GB499794A - Manufacture of new esters of compounds of the oestrone series : en
  • GB500121A - Improvements in or relating to the bleaching of textiles : en
  • US2145582A - Transmission : en
  • USD113108S - Design for a carpet sweeper : en
  • US2145425A - Turbulence rectifier : en
  • USD113110S - Design fob a spoon ob otheb abticle : en
  • US2145313A - Safetypin : en
  • US2145622A - Spring-action hub for vehicle wheels : en
  • AU106432B2 - Improved lifting devices for ploughs, harrows, cultivating implements andthe like : en
  • AU315037A - Improved method of and means for operating reciprocating mechanisms : en
  • DE671047C - Bright annealing furnace, hermetically sealed by a liquid container, with annealing drum arranged in a rotatable manner and provided with conveyor screws : de en
  • DE671011C - Production of alkali dichromates with simultaneous production of alkali phosphates : de en
  • CA379218A - Ironing machine cover : en fr
  • CH202474A - Process for enriching the bitumen content in oil shale by means of foam floating treatment. : de en
  • CH202759A - Process for the preparation of an oxazine of the anthraquinone series. : de en
  • FR837015A - Grate and altar device for furnaces and boilers fired with solid fuels : en fr
  • GB499773A - Improvements in the production of pads, batts or upholstery stuffing from loose fibrous material : en
  • GB500008A - Improvements in and relating to automatic mixing devices for continuous flow heaters : en
  • CH202753A - Process for the preparation of an acidic wool dye of the anthraquinone series. : de en
  • US2145414A - Safety airplane : en
  • US2145462A - Dressing case : en
  • DE671151C - Dressing process for grinding wheels for grinding spur gears with helical teeth : de en
  • GB500101A - Apparatus for use in joining structural members together by electrical welding : en
  • DE671057C - Lead alloy : de en
  • GB500187A - Improvements in and relating to age resisters : en
  • GB500129A - A method for protecting mica condensers : en
  • US2145794A - Greeting card : en
  • DE671298C - Control device : de en
  • DE671334C - Dentifrices : de en
  • DE671190C - Device for testing weld seams by measuring electrical voltage : de en
  • IE15144L - Game apparatus : en
  • GB500124A - Improvements in and relating to liquid meters : en
  • DE671063C - Process for the simultaneous introduction of chlorine and alkyl radicals into organic compounds with at least one olefinic double bond : de en
  • DK55765C - Matchbox. : da en
  • US2145275A - Tip welding apparatus : en
  • US2145395A - Process for making concentrates : en
  • GB499776A - Improvements in or relating to the maintenance of the required diameter of electric cables during the manufacture thereof : en
  • GB500068A - Manufacture of conversion products of dyestuffs : en
  • DE671267C - Device for regulating electrical voltages or currents by means of a resistor composed of carbon disks : de en
  • US2145307A - Hinge : en
  • US2145335A - Method of refining rosin : en
  • US2145753A - Hydraulic placer machine : en
  • US2145308A - Hold-over refrigerator unit : en
  • USD113176S - Design for a dress : en
  • PL27735B3 - Palisade brus made of iron or iron alloy. : en pl
  • US2145496A - Building construction : en
  • CA379345A - Wall paper catalogue : en fr
  • GB499782A - Improvements in or relating to photographic cameras adapted for interchangeable lenses : en
  • GB499964A - Improvements in or relating to reciprocating engines : en
  • US2145246A - Pressure control valve : en
  • US2145347A - Calculating mechanism for measuring instruments : en
  • FR836994A - Method and apparatus for the production in cinematography of coloring effects : en fr
  • GB499886A - Process for the production of radio-active fabrics : en
  • GB500089A - Improvements in bodies for road vehicles : en
  • PL27883B3 - Placing the engine in cars. : en pl
  • DE671285C - Three-phase cage rotor motor with standstill brake and axially fixed main rotor : de en
  • CH202551A - Process for the production of a sulfur dye. : de en
  • DE671250C - Photographic chamber with range finder : de en
  • DE671209C - Process for the production of sterile or disinfecting objects or masses : de en
  • US2145701A - Brake shoe : en
  • US2145820A - Bypass valve : en
  • US2145526A - Method of producing profiled sections from sheet metal by rolling : en
  • USD113192S - Design fob a dress : en
  • PL27795B1 - The method and devices for feeding steam boilers. : en pl
  • GB500026A - The manufacture of condensation products of the diphenylamine series : en
  • DE671144C - Process for the gas-tight connection of butt-assembled blanks made of rubber and fabric for the production of gas masks : de en
  • GB499912A - Improvements in or relating to coin actuated ticket delivery machines : en
  • US2145251A - Tape pulling device : en
  • CA379237A - Upholstery fastener : en fr
  • CA379283A - Dry kiln : en fr
  • DE660977C - Process for the production of worm-killing extracts from cucurbitacea seeds : de en
  • FR837032A - The electric cables : en fr
  • GB500077A - A method of manufacturing a wall plug and a plug constructed by the application of the said method : en
  • DE671237C - Destination or direction indicator for train stations : de en
  • FR836975A - Composite material : en fr
  • DE671058C - Storage of the revolving riding nail in the tailstock of heavy swivel bars : de en
  • PL27781B1 - A method of making a glass diaphragm for galvanic cells from cotton wool, especially for batteries, by immersing it in a diluted rubber dispersion or in a dilute rubber solution and vulcanization after drying. : en pl
  • PL27745B1 - A method of improving the wettability, settling, adhesion and similar properties of hydraulic binders, lime mortar and concrete. : en pl
  • US2145761A - Tap knob : en
  • CH202656A - Electric mixed light lamp. : de en
  • CA379289A - Electron relay : en fr
  • GB500105A - Improvements in or relating to electric cables : en
  • US2145405A - Shear blade : en
  • GB500256A - Improvements in toe and heel plates, as used on shoes for dancing, generally called taps : en
  • FR837177A - Improved combination pourer and stopper device for bottles and similar containers : en fr
  • US2145563A - Dispensing device : en
  • DE671243C - Air humidifier for sectional radiators : de en
  • DE671360C - Control device for gas burner : de en
  • GB499779A - Improvements in or relating to photographic cameras provided with range finders : en
  • GB500000A - Moisture-impervious package of impression material and method of preparing the same : en
  • GB500024A - Improvements in brakes for cycles and the like : en
  • DE670995C - Process for treating sewage drainage on ships : de en
  • DE671121C - Watercraft : de en
  • DE671348C - Drive mechanism for ring spinning or ring twisting machines : de en
  • USD113131S - Design for a goblet ob similar : en
  • CH202610A - Process for the production of high-gloss hollow bodies from cellulose esters and ethers. : de en
  • DE671192C - Shake slide trough : de en
  • FR837048A - Improvements to sectioned boilers, in steel tubes, for central heating : en fr
  • FR837176A - Improvements to typewriters : en fr
  • DE671072C - Potato harvester with throwing device for tractor train : de en
  • US2145404A - Fuel supply unit for oil burners : en
  • GB499995A - Polyvinyl resin compositions for sizing textiles : en
  • GB500022A - Improvements in sliding door wardrobe : en
  • GB500053A - Improved method and apparatus for local impregnation of fabrics : en
  • DE671014C - Compliant single axle hollow shaft drive for vehicles : de en
  • GB499945A - Improvements in combined surfacing and boring machines : en
  • GR7964B - METHOD OF WATERPROOFING PAPER, CARDBOARD AND PRODUCTS OF THEM. : el en
  • US2145534A - Thermal applicator : en
  • DE671336C - Three-phase fine control brake control : de en
  • DE671024C - Needle changing device : de en
  • CA379304A - Refrigerator car : en fr
  • FR836984A - Selector mechanism for telegraphic or printing devices : en fr
  • FR836904A - Improvements to electric band-pass filters : en fr
  • FR837003A - Process and bar for welding cast iron : en fr
  • GB500097A - Improvements in or relating to tools adapted for bending metallic strips and the like : en
  • DE671080C - Gatekeeper for table hockey games to be operated from above by means of a shaft : de en
  • DE671059C - Arrangement of the needles and the needle plate or bar for slitting or splitting horsehair, plant fibers and the like. like : de en
  • DE671139C - Method and device for removing deposits in the refrigerant passages of refrigeration systems : de en
  • DE671311C - Process for the manufacture of capacitors : de en
  • DE671075C - Cone crusher : de en
  • CA379232A - High grade sodium cyanide manufacture : en fr
  • CH202685A - Notepad equipped with matches. : de en
  • US2145467A - Motor mower unit : en
  • US2145594A - Method of making same : en
  • PL27833B1 - Ruler for the production of free from internal tensions, relatively poorly twisted steel wire strands. : en pl
  • US2145310A - Machine tool : en
  • USD113160S - Design for a bulletin board : en
  • AU503037A - Improvements in and relating to methods of and apparatus forthe treatment of organically polluted liquids, sewage andthe like : en
  • BE431567A - : en fr
  • CA379240A - Padded spring cushion : en fr
  • CH202593A - Dust and waterproof watch. : de en
  • GB499797A - Improvements in light filters : en
  • CA379356A - Sealing disc packing method : en fr
  • AU106469B2 - Anew or improved memorandum appliance : en
  • CA379331A - Safety razor : en fr
  • US2145331A - Beverage dispenser : en
  • BE431455A - : en fr
  • PL27728B1 - Bearing with cylindrical tools. : en pl
  • US2145276A - Welding tip : en
  • US2145566A - Pumping device : en
  • CH202732A - Process for the preparation of an azo dye. : de en
  • PL27810B1 - A method of refining hydrocarbon oils and an apparatus for carrying out this method. : en pl
  • CA379275A - Wheel rim manufacture : en fr
  • CA379346A - Pneumatic drill retaining device : en fr
  • CH202537A - Device for smoking meat, sausage and fish products or the like. : de en
  • CH202616A - Earrings. : de en
  • US2145618A - Key : en
  • PL27703B1 - A method of operating a rechargeable battery with anti-voltage cells and a DC electrical device containing such batteries and allowing it to be operated in this way. : en pl
  • AU103238A - Improvements in or relating to processes of producing copper hydroxide : en
  • AU106476B2 - Dishwashing machine : en
  • US2145338A - Fruit juice extractor : en
  • US2145788A - Light signal for railroads : en
  • CA379322A - Wind generator mounting : en fr
  • DE671125C - Roulette-type ball dispenser : de en
  • PL27912B1 - A way to improve tea with little or no caffeine content. : en pl
  • US2145349A - Oiler : en
  • US2145696A - Apparatus for making composite frozen confections : en
  • US2145795A - Centralized traffic controlling system for railroads : en
  • PL27853B1 - Rechargeable battery from bipolar plates and how to make it. Patent dependent on patent No. 26735. : en pl
  • CH202478A - Device for gathering the branches of a vine. : en fr
  • CH202549A - Process for the preparation of a pyrimidine compound. : de en
  • PL27785B1 - A device for starting heat engine plants, in the spring the working gaseous medium performs a closed circuit under pressure. : en pl
  • PL27860B1 - Method for the production of dicalcium phosphate. : en pl
  • CH202518A - Process for the production of all types of hosiery and hosiery produced therefrom. : de en
  • ES144233A1 - A process for the manufacture of a detergent product. : en es
  • FR836993A - Stock for firearms, in particular for pistols, and method of manufacture thereof : en fr
  • GB500206A - Improvements relating to trousers and knickers : en
  • US2145255A - Brake mechanism : en
  • CH202637A - Light switch. : en fr
  • CH202777A - Device for electrical remote transmission of movements of at least one control element to at least one controlled element. : de en
  • AU296038A - Improved lifting devices for ploughs, harrows, cultivating implements andthe like : en
  • DE671244C - Track scales without a track break : de en
  • AU498037A - An improved apparatus for manufacturing milk, cream, icecream orthe like from butter fats and milk powders : en
  • AU106474B2 - Improved hypodermic needle : en
  • DE671026C - Process for producing a cover layer on films for mechanical vibration, in particular sound recordings : de en
  • DE671297C - Epicyclic reversing gear with pressure oil control : de en
  • US2145488A - Trap gun : en
  • CH202515A - Thread guide drive for winding machines, preferably weft winder machines. : de en
  • FR836980A - Railway sleeper, in particular for railway tracks : en fr
  • GB499909A - Improvements in or relating to the manufacture of cutlery implements : en
  • US2145694A - Fan : en
  • FR837040A - Device of rotating pliers to untwist ropes : en fr
  • PL27903B1 - Railcar bogie for rail motor vehicles. : en pl
  • FR836966A - Semi-automatic lighter mechanism : en fr
  • GB499778A - Improvements in or relating to internal combustion engines of the liquid fuel injection compression ignition type : en
  • US2145241A - Electroplating method and product : en
  • GB499791A - Improvements in or relating to the electrodeposition of zinc : en
  • GB500195A - Improvements in and relating to high vacuum distillation : en
  • ES144209A1 - PROCEDURE FOR OBTAINING ANNULAR KETONES OF THE SATURATED OR NON-SATURATED CYCLOPENTANOPOLIHYDROPHENANTHRENE SERIES : en es
  • ES144230A1 - GAS GENERATOR WITH A ROTATING GRILL, WITH A ROTATING ASHTRAY SUPPLIED WITH MILLING BLADES AND WITH A DIP RING THAT PENETRATES INTO THE ASHTRAY : en es
  • FR837002A - Process for removing chlorine from hydrogen carbides : en fr
  • GB499841A - Improvements relating to conveyors for pulverulent materials : en
  • DE671173C - Following the coulter provided screening and conveying device on potato harvesting machines : de en
  • DE671286C - Cooling vessel for transformers, especially large power : de en
  • CA379226A - Circular loom : en fr
  • CH202709A - Single wing screw. : de en
  • PL27747B1 - A method of producing flexible footwear. : en pl
  • USD113148S - Design for a bar material for : en
  • GB499976A - Improvements relating to the treatment of nuts : en
  • US2145277A - Play gun : en
  • DE671234C - Device for separating oil from water vapor : de en
  • GB499943A - Improvements in cycle lamp and dynamo brackets : en
  • IE15551L - Automatic sheet-feeding devices : en
  • FR837104A - Device for transmitting axial movements between two shafts forming a certain angle : en fr
  • FR837075A - Hot water generator powered by wood and burning the fuel distillation products : en fr
  • GB499848A - Improvements relating to the control of electronic rays : en
  • CA379361A - Saw sharpening machine : en fr
  • CH202594A - Sports and table clock. : de en
  • US2145486A - Sheet metal eaves trough : en
  • DE671119C - Pull-up handle for parachute packaging bags : de en
  • FR837054A - Dispensing cap for pills, granules or the like : en fr
  • GB499774A - Improvements in or relating to radio and like receivers : en
  • GB499939A - Improvements in and relating to electrical connecting devices : en
  • GB499772A - Improvements in or relating to shaving implements : en
  • DE671355C - Vehicle, in particular rail vehicle : de en
  • PL27823B1 - Method for the production of water-insoluble azo dyes. : en pl
  • DE671207C - Pass-through filter with variable natural frequency for narrow frequency bands : de en
  • IE15518L - Bleaching of textile materials : en
  • FR837027A - Crease-resistant and water-repellent fibrous materials and method of preparing such materials : en fr
  • FR837070A - Electrolytic process for the protection of condensers against corrosion : en fr
  • GB499978A - A process for removing weakly acid-reacting organic compounds from liquids chiefly consisting of liquid mixtures of hydrocarbons or hydrocarbon derivatives : en
  • GB499844A - Improvements in or relating to data transmission or control systems : en
  • FR836999A - Paper reel blotting pad whose sheet is renewed at will or automatically during use : en fr
  • FR837196A - Process for converting the acetylene bond into an ethylenic bond : en fr
  • CA379225A - Black iron oxide : en fr
  • CH202562A - Method for applying a print image to a printing cylinder and transfer printing press for carrying out the method. : de en
  • GB500192A - Improvements in or relating to captive flight devices : en
  • US2145738A - Broom sweeper : en
  • US2145431A - Fire screen : en
  • GB499994A - Apparatus for playing a war game : en
  • CA379349A - Printing block manufacture : en fr
  • CH202485A - Device on curved grooved rails to prevent wear and tear of the same, as well as screeching when driving on such rails. : de en
  • CH202693A - Metal chassis of a chariot such as a handcart. : en fr
  • FR837105A - Deflector winding for cathode ray tubes : en fr
  • DE671259C - Strengthening of delicates : de en
  • GB500059A - Improvements in reversible mining machine chains : en
  • GB500157A - Improvements in the sealing and mounting of electrolytic condensers and other electrical components : en
  • DE671351C - Device for producing and dispensing gas-impregnated liquid, in particular water impregnated with carbonic acid : de en
  • CH202520A - Knitting needle, especially applicable to re-meshing. : en fr
  • US2145711A - Sounding signal device : en
  • CH202692A - Container wagon designed as a road vehicle for bulk goods, especially grain. : de en
  • CH202748A - Process for the preparation of an azo dye. : de en
  • DE671240C - Gas switch : de en
  • GB499777A - Improvements in or relating to friction clutches : en
  • GB499784A - Manufacture of sulphuric acid derivatives of imidazolines and imidazolinium compounds : en
  • GB500096A - Improvements in or relating to grinding rollers for use in roller mills and adapted to be cooled : en
  • FR836934A - Improvements to distillation furnaces for the production of syngas : en fr
  • US2145621A - Air tempering unit : en
  • US2145826A - Sewing machine : en
  • CH202653A - Installation on gas apparatus to facilitate the installation of safety devices. : de en
  • US2145321A - Synchronizing tester : en
  • US2145328A - Automatic firearm : en
  • CH202689A - Method and device for applying closures to newspapers and other printed matter. : de en
  • US2145270A - Inking mechanism for printing machines : en
  • PL27811B3 - Overtaking signaling device for motor vehicles. : en pl
  • PL27874B3 - Car chassis with two powered rear steering axles. : en pl
  • SU54355A1 - Fire Alarm Device : en ru
  • DK55759C - High frequency cable with Airspace insulation. : da en
  • US2145427A - Apparatus for producing high light in half tones : en
  • US2145490A - Magnetic pick-up for musical instruments : en
  • AU29438A - Improvements relating to thermionic valves : en
  • DK55753C - Valve control for two superimposed control valves by piston power machines. : da en
  • CH202583A - Arrangement for direct current measurement. : de en
  • CH202679A - Automatic electrical alarm system. : de en
  • FR837193A - Flexible coupling, in particular for vehicles with elastic cardan drive : en fr
  • GB500085A - Improvements in and relating to adjustable props for supporting falsework : en
  • CA379337A - Racket : en fr
  • US2145660A - Seat construction : en
  • US2145553A - Discharge device for casting machines : en
  • CH202680A - Illuminated switchboard. : de en
  • US2145517A - Ashtray for smoker's use : en
  • US2145666A - Clutch for window regulators : en
  • CA379264A - Multiple spot welder : en fr
  • US2145475A - Box and fruit treating apparatus : en
  • PL27787B1 - A method of separating fatty acids and alcohols with seven or more carbon atoms in a molecule or in materials containing such free acids and alcohols. : en pl
  • US2145247A - Shaving machine : en
  • US2145426A - Adjustable piston expander : en
  • US2145735A - Short wave radio transmitter : en
  • US2145772A - Flush valve : en
  • DE671217C - Endless or finite V-belt with recesses on the narrow side of the V-belt : de en
  • CH202479A - Process for destroying small invertebrates. : en fr
  • CH202624A - Exhaust pipe on internal combustion engines. : de en
  • CH202638A - Electrical control device. : de en
  • AU106434B2 - Improvements in or relating tothe treating or moistening of organic products : en
  • PL27791B1 - Radiogoniometer. : en pl
  • US2145271A - Printing machine : en
  • US2145584A - Universal head for cameras : en
  • US2145589A - Pipe or tube mill : en
  • USD113105S - Design for a button : en
  • CH202683A - High voltage line night lighting electrical installation. : en fr
  • PL27907B1 - A method of treating tow or the like, and an apparatus for carrying out the method. : en pl
  • CH202548A - Process for the preparation of a resinous condensation product. : de en
  • CH202626A - Compressor for compression refrigeration machines, with a valve to facilitate starting the same. : de en
  • US2145304A - Oil filter : en
  • PL27777B1 - Shotgun cartridge for air weapons. : en pl
  • US2145248A - Method of producing steel clad with a copper base metal and the product thereof : en
  • US2145312A - Carburetor : en
  • US2145734A - Folding table : en
  • USD113139S - Design for a combined milk bottle : en
  • GB499996A - Improvements in or relating to apparatus for sampling bulk material such as sugar cane : en
  • GB500142A - Improvements in or relating to electric discharge tubes : en
  • GB500191A - Improvements relating to rectifying arrangements employing discharge devices : en
  • BE431697A - Device for galvanizing steel pipes : en fr
  • CH202670A - Self-dialing teleprinter system with automatically working charge transmission device. : de en
  • CA379280A - Lubricant cartridge : en fr
  • GB500110A - Dyeing of cellulosic material : en
  • DE671356C - Electrical relay arrangement : de en
  • FR837192A - Solid tire with air channel and its manufacturing process : en fr
  • GB500037A - Improvements in fire alarm systems of the automatic type : en
  • FR837194A - Process for preparing butadiene : en fr
  • FR837098A - Added toe enhancements for covered heels : en fr
  • GB500128A - Improvements in or relating to the production of artificial filaments, yarns and threads : en
  • GB500353A - Process for the manufacture of steroid compounds : en
  • AU106466B2 - Improvements in and relating to collapsible portable tents : en
  • DE671103C - Starting device operated by a foot switch for electrically powered vehicles : de en
  • AU106425B2 - A detachable cream can cooler : en
  • US2145518A - Method of brightening nickel surfaces : en
  • DE671137C - Process for the production of a fermented beverage from malt and whey : de en
  • USD113136S - Design fob a piano accordion : en
  • CH202756A - Process for the preparation of an oxazine of the anthraquinone series. : de en
  • US2145757A - Metallic abrasive material : en
  • CH202720A - Process for the preparation of the sodium salt of a sulfonic acid of N-aceto-N-heptadecylcarbamic acid methyl ester. : de en
  • CA379353A - Press button fastener : en fr
  • AU311837A - Improved process forthe preservation or storage of perishable substances, particularly fruit and vegetables : en
  • GB500162A - Improvements in or relating to radio antennae : en
  • US2145836A - Reflector : en
  • USD113177S - Design fob a coat : en
  • US2145318A - Loudspeaker arrangement : en
  • US2145324A - Furnace : en
  • US2145743A - Phonograph motor control : en
  • GB499845A - Improvements in or relating to closure means for collapsible tubes : en
  • BE431756A - : en fr
  • US2145472A - Method of making hosiery : en
  • AU29538A - Improvements in or relating tothe insulation of high frequency electric conductors : en
  • CH202510A - Spout nozzle on liquid containers. : de en
  • CH202708A - Helicopter. : de en
  • US2145615A - Light plywood shipping container : en
  • USD113124S - Design for a spoon or other article : en
  • CH202620A - Valve mixer tap. : de en
  • CH202758A - Process for the preparation of an oxazine of the anthraquinone series. : de en
  • CH202775A - Dry shaver. : de en
  • FR837023A - Device for distilling liquids with a high boiling point : en fr
  • DE671091C - Process for the production of water-containing wax emulsions colored with colorful organic dyes : de en
  • DE671321C - Device for separating foreign bodies from liquid mercury, especially for mercury vapor power plants : de en
  • US2145333A - Volume range expansion system : en
  • CA379219A - Weighing scale : en fr
  • CH202566A - Cinematographic projection device. : en fr
  • DE671212C - Control for a motor gripper : de en
  • PL27789B3 - Pulse rent-transmitter for the purpose of automatic telephony. : en pl
  • US2145651A - Composite article and method of making the same : en
  • US2145798A - Control machine for railway traffic controlling systems : en
  • PL27724B1 - A method of producing imidazolines with a high molecular weight. : en pl
  • CA379333A - Locomotive draft appliance : en fr
  • GB499830A - Improvements in or relating to loud-speaker magnet assemblies : en
  • GB499985A - A device for spreading tyres : en
  • US2145835A - Process for the production of wool felt capelines, and the product thereof : en
  • DE631668C - Explosive power impact tool, especially ram, working with compression ignition : de en
  • DE671249C - Folding camera with a special viewfinder lens : de en
  • GB500014A - Paper-supporting roll in typewriting or telegraphic machines writing on paper strips : en
  • GB500031A - Permanent magnets : en
  • DE671225C - Cushioning of the swinging half-axles or handlebars carrying the wheels, especially for motor vehicles : de en
  • FR837080A - Headlight for automobiles : en fr
  • GB500049A - Method and arrangement for adjusting photographic images produced by weak or invisible light, making use of electron-optical image converters : en
  • AU24138A - Apparatus for the recovery or separation of fine solids from liquids or pulp : en
  • GB500185A - Semi-or fully automatic gun : en
  • DE671328C - Centrifugal ball switch : de en
  • FR837109A - Single-ended electric discharge lamp : en fr
  • DK55771C - Roof-shaped Advertising Card. : da en
  • FR837049A - Process for the agglomeration of coals : en fr
  • FR837118A - Luminous advertising device with light tubes : en fr
  • DK55761C - Electric Quartz Discharge Pipe. : da en
  • US2145240A - Method of packaging plastic comestibles : en
  • CA379332A - Coal coating composition : en fr
  • US2145283A - Artificial lure : en
  • FR837169A - Support table for spare parts or others with mobile and rigid shutters : en fr
  • GR7957B - CIGARETTES AND TOBACCO TOBACCO. : el en
  • US2145449A - Sound pick-up and amplifying apparatus : en
  • US2145600A - Golf gripping : en
  • DE671015C - Switching tube for electric gas switch : de en
  • US2145504A - Clamping device : en
  • CH202523A - Thread cleaner that can be used for running threads. : de en
  • US2145577A - Combustion chamber in cylinder heads of internal combustion engines : en
  • FR837058A - New provisions for closed circuit cooling of electrical machinery and equipment : en fr
  • GB500130A - Improvements in supporting rollers for conveyor belts : en
  • GB500010A - A process for the production of unsaturated alcohols : en
  • US2145419A - Spring anchor : en
  • US2145459A - Method of launching seaplanes : en
  • GB499880A - Improvements in or relating to gas-proof covering devices for doors and windows : en
  • DE671095C - Device for cooling lignite : de en
  • DE671214C - Electrically heated oven : de en
  • GB500063A - Stencil for marking off plates : en
  • CA379293A - Binding machine : en fr
  • CA379311A - Releasing gear : en fr
  • US2145288A - Method of and means for influencing the field of sound : en
  • US2145377A - Vehicle wheel : en
  • US2145731A - Method of making corrugated sponge rubber : en
  • US2145777A - Refrigerating mechanism : en
  • CH202605A - Control unit for welding machines. : de en
  • DE671028C - Two-stroke internal combustion engine with inlet and outlet slots controlled by the working piston : de en
  • FR836996A - Improvements to polychrome photomechanical processes : en fr
  • PL27830B1 - Piston pump for grease. : en pl
  • US2145607A - Tube splicing apparatus : en
  • US2145358A - Corrugated fastener package : en
  • GB500258A - Improvements in and relating to a hydraulic system for operating brakes of automobile vehicles : en
  • DE671108C - Automatic feed mechanism for the electrodes of arc welding machines with two motors : de en
  • DE671183C - Process for the production of valuable, especially low-boiling hydrocarbons : de en
  • DE671043C - Process for the purification, enrichment and extraction of hormones : de en
  • FR837035A - Tobacco leaf threading machine : en fr
  • GB499984A - Improvements in ozonizing apparatus : en
  • GB500183A - Improvements in or relating to the fly front closures of trousers : en
  • PL27788B1 - Rope drive of the hangar gate. : en pl
  • PL27800B1 - An air-depolarized galvanic cell having a space filled with air adjacent to a portion of the positive electrode surface, an enclosed wall, impermeable to the electrolyte, and having an outlet to the outside of the cell. : en pl
  • US2145498A - Phonograph : en
  • PL27690B1 - Electric discharge lamp and the method of its production. : en pl
  • GB500062A - Improvements in and relating to type setting machines and key operating devices therefor : en
  • DE671233C - Steam trap : de en
  • CH202749A - Process for the preparation of an azo dye. : de en
  • PL27759B1 - The way of making cellulose materials waterproof. : en pl
  • USD113115S - Design fob a bedspread : en
  • DE670996C - Mine clearance equipment : de en
  • DE671045C - Refrigerator with absorption chiller : de en
  • GB500173A - Improvements in and relating to machines for crushing beet tailings or other substances : en
  • PL27719B1 - The propeller with adjustable stroke. : en pl
  • US2145320A - Graining apparatus : en
  • US2145495A - Method of and apparatus for removing excess surface water from fresh fruit : en
  • US2145598A - Centrifugal pump : en
  • CA379314A - Circular loom : en fr
  • CH202617A - Tobacco filling device for pipes. : de en
  • FR837024A - Method and apparatus for the manufacture of metal building elements : en fr
  • DE671248C - Roller mill with dissolving device and preparer in the same housing : de en
  • FR837140A - Refractory material resistant to the corrosive action of molten glass, and method for its manufacture : en fr
  • GB500152A - Improvements in and relating to bleaching vats, settlement and filtering vessels : en
  • US2145341A - Process for reclaiming and devulcanizing rubber : en
  • US2145361A - Electronic discharge device : en
  • US2145593A - Method and apparatus for making metal strip : en
  • US2145759A - Antisiphon device for fuel tanks : en
  • USD113185S - Design for a blouse : en
  • US2145723A - Cord hook : en
  • DE671172C - Electric relay with non-magnetic adhesive layers : de en
  • US2145697A - Registering mechanism : en
  • CH202575A - Anti-skid device for sports shoes. : de en
  • DE671087C - Process for the production of organic fluorine compounds : de en
  • DE671340C - Two-stroke internal combustion engine : de en
  • DE671197C - Control and monitoring device for a power plant with mercury as the primary substance and another substance (e.g. water) as the secondary substance : de en
  • US2145327A - Contactor construction : en
  • US2145538A - Throw-out bearing for shaft couplings : en
  • PL27736B1 - Magnetron system. : en pl
  • US2145601A - Flush tank : en
  • US2145741A - Reclosing circuit breaker : en
  • US2145784A - Refining wax : en
  • AU30838A - Improvements in rail joints : en
  • CA379220A - Calculating machine : en fr
  • CH202676A - Television procedure. : de en
  • AU366638A - An improved packing case or box : en
  • CA379249A - Drainage apparatus : en fr
  • GB500143A - Improvements in liquid fuel burning installations : en
  • GB499914A - Improvements in or relating to air filter units : en
  • CH202694A - Anti-glare lighting installation for vehicles. : en fr
  • DE671184C - Circuit for telephone systems with dialer operation : de en
  • GB499804A - Improvements in or relating to spectacles : en
  • GB500098A - Improvements in coloured light-sensitive photographic films : en
  • GB499789A - Improvements in or relating to carburized alloy compositions : en
  • US2145343A - Moving stair roller : en
  • CA379251A - Match packet : en fr
  • CA379277A - Bias cutting machine : en fr
  • CH202641A - Protection installation of an electrical network. : en fr
  • AU106430B2 - Camera for producing separation negatives : en
  • FR837195A - Process for preparing oxides of nitrogen : en fr
  • GB500159A - Improvements in signal fuzees : en
  • DE671066C - Process for the automatic regulation of the bandwidth of receivers : de en
  • GB500064A - Improvements in drawing-apparatus for spinning frames : en
  • CH202582A - Wind tunnel system for the investigation of flow processes. : de en
  • US2145792A - Contacting element : en
  • GB500148A - Improved ignition plug for internal combustion engines : en
  • FR837014A - Improvements in the means for measuring liquids in tanks of different shapes : en fr
  • CH202592A - Watch with zipper winder. : en fr
  • DE671086C - Process for the production of chloromethyl : de en
  • DE671260C - Process for utilizing the fine coal resulting from the extraction of hard coal : de en
  • FR837156A - System for fixing a sliding pull rod in a fixed sleeve : en fr
  • GB500208A - Improvements in or relating to means for regulating the fuel supply in internal combustion engines : en
  • AU27038A - Improvements in braces or suspenders : en
  • CH202770A - Process for the production of fertilizers containing phosphate. : de en
  • USD113120S - Design tor a clock casing : en
  • BE431397A - : en
  • AU191038A - Improvements in or relating to gasfilled electric discharge tubes : en
  • US2145678A - Vehicle cooler using engine fuel as refrigerant : en
  • AU19138A - Improvements in or relating to fluid fuel burners : en
  • CH202673A - Carrier frequency system. : de en
  • US2145417A - Stabilized nitrite salt composition : en
  • US2145704A - Spring device : en
  • US2145428A - Dough mixing and working machine : en
  • US2145745A - Electroplating method and product : en
  • CH202595A - Clockwork. : de en
  • CH202652A - Adjustable support device for movably suspended objects, in particular lamps. : de en
  • CH202609A - Auxiliary device for pressing pieces of wood. : de en
  • BE431425A - : en
  • DE671288C - Process for the preparation of dyes of the 4,5,9,10-dibenzo-3,8-pyrenequinone series : de en
  • DE671329C - Device for controlling the relative synchronization of DC motors of a multi-motor drive with master speed : de en
  • CA379263A - Freezing tray : en fr
  • CA379278A - Settling tank : en fr
  • CH202558A - Process for treating washing detergents for the recovery of constituents of these detergents. : en fr
  • CH202764A - Process for the preparation of a new, water-soluble dye of the anthraquinone series. : de en
  • CA379301A - Higher molecular organic compound : en fr
  • CH202697A - Equipment on road vehicles and aircraft with internal combustion engines to prevent the windshields from fogging up and icing up using hot air. : de en
  • GB499864A - Improvements in or relating to selective gear transmission : en
  • GB500083A - Improved package and process for making the same : en
  • AU106478B2 - Improvements in braces or suspenders : en
  • DE671282C - Storage of boilers, etc. Like. On vehicles : de en
  • DE671304C - Machine for roughening cracked soles : de en
  • CH202477A - Transportable drying device for drying hay, emd, grain and other stalks. : de en
  • CH202751A - Process for the preparation of an azo dye. : de en
  • DE671061C - Device for the separate extraction of water vapor in smoldering ovens : de en
  • GB500136A - Improved medium for the treatment of hair or the like : en
  • CA379223A - Radio detector : en fr
  • CA379238A - Brake-control mechanism : en fr
  • CH202519A - Holder for preventing the free end from unwinding on a ball of yarn. : de en
  • CA379348A - Gas aspirator : en fr
  • CA379286A - Combustion apparatus : en fr
  • FR836949A - Lightweight mallet for various games : en fr
  • AU110128B2 - Method of cutting and waving hair : en
  • DE669649C - Process for removing coarse suspended matter, especially labels : de en
  • GB499980A - Improvements in or relating to advertising devices : en
  • DE671083C - Locking pliers for strapping : de en
  • FR837189A - Vibrating roller : en fr
  • CH202667A - Process for the preparation of benzoyl ascorbic acid. : de en
  • PL27694B1 - A method of treating natural or artificial fibrous materials. : en pl
  • US2145402A - Pump : en
  • GB500197A - Manufacture of insecticidal compositions : en
  • GB500200A - Steel alloy : en
  • US2145524A - Machine for making wrappers : en
  • FR837180A - Screw closure for bottles, tubes and containers in general : en fr
  • CH202728A - Process for the preparation of a polyazo dye. : de en
  • FR836982A - Improvements to adjustable paper stop devices in calculating machines : en fr
  • GB500133A - Improvements in and relating to indirectly heated steam generators : en
  • USD113205S - Design fob a hair ornament : en
  • FR836989A - Safety device for presses : en fr
  • DE671082C - Process for the production of concrete beams in rows with a thin top layer of fine-grain concrete : de en
  • DE671094C - Device for folding the end edges of paper wrappings for cylindrical bodies : de en
  • GB499831A - Process for the conversion of normally gaseous hydrocarbons into liquids : en
  • CA379233A - Weed cutting implement : en fr
  • CH202598A - Chronograph timepiece. : en fr
  • FR836905A - Pendulum movement : en fr
  • US2145756A - Metallic blast material : en
  • USD113155S - Design for a tire : en
  • FR837188A - Device for temperature compensation in ferraris meters : en fr
  • US2145521A - Pocket billiard tray : en
  • DK55760C - Coupling with one or more gas- or steam-filled rectifier tubes. : da en
  • GB499959A - Improvements in or relating to method of and means for making porcelain dental articles such as artificial teeth : en
  • US2145629A - Device to suppress high frequency oscillations : en
  • FR837073A - Annular section throttle device for fluid lines : en fr
  • FR837120A - Barber chair : en fr
  • GB499895A - Improvements in golf clubs : en
  • FR837006A - Single chamber compressed fluid brake for automobile trailers : en fr
  • FR837151A - Method and device for deflecting cathode rays ensuring sharpness of image points at the edge of the screen : en fr
  • DE671265C - Fire chamber fluid switch : de en
  • DE671013C - High pressure tank : de en
  • FR836929A - Device to support the pants as a replacement for suspenders and belts : en fr
  • GB499810A - Material applicator for planographic printing machines : en
  • FR836962A - Method and apparatus for the manufacture of glass moldings : en fr
  • US2145446A - Electric oil control valve : en
  • GR7956B - AUTOMATIC OPENING SYSTEM OF THE CAR ROOF. : el en
  • US2145532A - Drive equalizing coupling : en
  • US2145751A - Motor vehicle steering mechanism : en
  • GB499937A - Improvements in theatres : en
  • US2145314A - Cash drawer : en
  • FR837030A - Improvements to hair winders : en fr
  • PL27727B1 - Method for obtaining catalysts insensitive to poisoning. : en pl
  • PL27755B1 - The method of de-acidifying liquids, especially water solutions. : en pl
  • US2145474A - Fishing reel : en
  • PL27855B1 - Method for producing acetone from * ethyl alcohol. Patent dependent on patents Nos. 5293 and 14997. : en pl
  • PL27894B1 - Ceramic building material. : en pl
  • FR836991A - Improvements in processes for the treatment of hydrocarbons : en fr
  • FR837103A - Improvements to line justification devices for typewriters : en fr
  • GB500174A - Improved mounting for motor-compressor units in refrigerators : en
  • DE670993C - Braking device for motor vehicles : de en
  • FR837187A - Method and apparatus for the production of upholstery articles of spongy or cellular rubber : en fr
  • GB500025A - Improvements in or relating to stackable chairs : en
  • US2145768A - Agitator : en
  • AU106451B2 - Improvements relating to thermionic valves : en
  • PL27782B1 - Diaphragm reducing valve. : en pl
  • PL27901B1 - Background for cinematographic photos. : en pl
  • US2145234A - Process of making surface alloyed : en
  • US2145597A - Centrifugal pump : en
  • PL27698B1 - Mass on the magnetic core, especially for load coils of telecommunications cables. : en pl
  • US2145539A - Hair drying and waving apparatus : en
  • FR837055A - Underwear improvement : en fr
  • GB500005A - Multi-cathode ray discharge device : en
  • US2145640A - Fluid distribution system : en
  • PL27774B1 - A round for smooth barrels, with saw blades. : en pl
  • PL27865B1 - The method of producing alcoholic beverages. : en pl
  • US2145827A - Materials for and methods of treating metallic articles : en
  • FR837132A - Indicating device making it possible to check that two geometric axes, not parallel, are in the same plane : en fr
  • GB500003A - Improvements in circuit control arrangements of electro-magnetic switches : en
  • GB500009A - Methods of cleaning magnesium and magnesium base alloy surfaces and aqueous cleaning solutions for use therein : en
  • US2145319A - Combined comb and curler : en
  • US2145274A - Tipping apparatus : en
  • USD113150S - Design for a glove : en
  • IE15451L - Obtaining fibres and cellulose from plants : en
  • US2145355A - Milling machine : en
  • CA379247A - Coating composition : en fr
  • CA379256A - Refrigerator : en fr
  • CH202642A - Surge arresters. : de en
  • US2145642A - Vehicle body : en
  • DE671281C - Shock absorbers for the pressure line of piston pumps, especially for feed lines of steam generators : de en
  • CH202735A - Process for the preparation of an azo dye. : de en
  • CH202691A - Separating device on packaged, elongated pressed masses made of tallow or the like. : de en
  • US2145796A - Process of preparing rennin : en
  • PL27707B1 - Automatic air brake for parachute towers. : en pl
  • US2145778A - Combination repair heel : en
  • CH202713A - Process for the preparation of a water-soluble nitrogen-containing compound. : de en
  • FR836909A - Advanced electrical resistance : en fr
  • FR836964A - Shell-shaped housing for mounting a telephone of communication devices to be fixed on the head, in particular for aviators helmets : en fr
  • GB500194A - Improvements in or relating to means for effecting hinging or pivotal movement of the hinged or pivotted load-carrying body portion of a vehicle : en
  • PL27831B1 - : en pl
  • DE671040C - Process for the production of a closure for the filling opening of tubes : de en
  • DE671216C - Device for switching off the line guide for fishing line winches : de en
  • GR7963B - SHOOTING SYSTEM FOR AIR SHOOTING AGAINST AIR TARGETS. : el en
  • US2145311A - Shoemaker's jack : en
  • US2145454A - Washing machine : en
  • US2145776A - Refrigerating mechanism : en
  • FR837149A - Automatic locking device for control units of transom closers or other irreversible similar controls : en fr
  • GB500030A - Improvements relating to steam generators and hot water boilers : en
  • GB500122A - An adjustable fitment for fixing posts, rails, beams or the like : en
  • CH202769A - Process for the production of a lightfast tanning agent. : de en
  • PL27741B1 - Mobile device for washing steam engines and other similar vehicles. : en pl
  • PL27869B1 - A method of producing coated electrodes and a device for kneading them by this method. : en pl
  • US2145730A - Carburetor : en
  • USD113102S - Design for a combination desk unit : en
  • US2145515A - Proportionate scale : en
  • US2145237A - Sound post : en
  • CH202663A - Process for the preparation of a thiazolium compound. : de en
  • GB500070A - Improvements relating to vessels for plating or pickling : en
  • DE671089C - Rheostat or potentiometer : de en
  • DK55762C - Electric Heater of Heavy Melting Metals and Method of Manufacture. : da en
  • CA379257A - Wire spooling apparatus : en fr
  • PL27847B1 - A method for producing rigid materials, e.g. for slippers. : en pl
  • US2145384A - Hydraulic system : en
  • USD113142S - Design for a bread box : en
  • FR836932A - Application of endless cellulose hydrate yarns for making rope yarns : en fr
  • US2145770A - Machine for severing plastic materials : en
  • AU447137A - Semi-stiff collars, cuffs and like wearing apparel and method of manufacturing thesame : en
  • CH202555A - Circulation process and device for removing volatile solvents from thermoplastic, heat-sensitive materials. : de en
  • CH202623A - Two-stroke engine. : en fr
  • DE671150C - Process for the production of ice-flower-like patterned metal coatings : de en
  • USD113182S - Design for a dress : en
  • USD113118S - morgan : en
  • DE671138C - Device for opening up animal bodies, slaughterhouse waste and the like. like : de en
  • CA379306A - Railway car wall : en fr
  • CH202542A - A method of manufacturing a lightweight welded container for compressed or liquefied gases and a container obtained by this process. : en fr
  • CH202539A - Process for the production of colloidally or molecularly dissolved substances in solid form. : de en
  • CH202553A - Process for the preparation of a phthalocyanine dye. : de en
  • CH202677A - Iconoscope. : de en
  • DE670999C - Shotgun barrel cleaner in the form of a plate-shaped support body to be pulled or pushed through the barrel : de en
  • PL27700B1 - Apparatus for catalytic and other similar reactions. : en pl
  • PL27748B1 - Teether for the heels of wooden women's shoes. : en pl
  • US2145574A - Intermittent gauge control for constantly operating machines : en
  • US2145278A - Hair curler : en
  • CH202536A - Process for the production of a special beer with a low sugar content. : de en
  • CH202645A - Method and device for the production of hermetically sealable vessels. : de en
  • CH202550A - Process for the preparation of a water-soluble derivative of the heterocyclic series. : de en
  • CH202588A - Device for producing optical sound recordings. : de en
  • CA379273A - Coupe deck loader and unloader : en fr
  • US2145447A - Electric panel : en
  • US2145525A - Wheel : en
  • BE431848A - : en fr
  • CH202688A - Umbrella holder for use on travel bags, suitcases, packages, etc. : de en
  • DE671131C - Process for generating elastic pre-stresses in objects made of steel : de en
  • BE431890A - Improvements in the manufacture of anion exchange substances or deacidification of aqueous solutions and products obtained by application of this process : en fr
  • DE671230C - Process and device for the continuous extraction, filtration and drying of oil or fat-containing or other extractable substances : de en
  • FR837092A - Method and device for supplying burners for heavy liquid fuels : en fr
  • GB500051A - Improvements in and relating to caravans and like vehicles : en
  • CH202730A - Process for the preparation of an azo dye. : de en
  • CH202761A - Process for the preparation of an oxazine of the anthraquinone series. : de en
  • US2145442A - Cylindrical tank construction : en
  • CH202721A - Process for the preparation of the sodium salt of a sulfonic acid of N-aceto-N-methylcarbamic acid dodecyl ester. : de en
  • DE671147C - Cable lug : de en
  • DE671301C - Device for making tubes from paper, cellulose or the like with a plastic head : de en
  • GB499888A - Improvements in or relating to work-feed mechanism for screw and similar machines : en
  • US2145382A - Studio couch : en
  • US2145802A - Processes of separating nitrile-hy-drocarbon mixtures by means of carboxylic acids : en
  • CA379253A - Synthetic fibre production : en fr
  • CH202538A - Process and system for excreting carbonic acid from carbonated fruit juice. : de en
  • CH202678A - Transformer circuit for sawtooth currents. : de en
  • CH202540A - Process for the preparation of an active carbonaceous colloid useful as a cleaning agent for liquids. : de en
  • CH202741A - Process for the preparation of an azo dye. : de en
  • AU106453B2 - Improvements in rail joints : en
  • AU347738A - Improvements in high-pressure metal-vapour electric discharge devices : en
  • FR836960A - Method and apparatus for treating textile fibers, more particularly glass yarns : en fr
  • GB500254A - Improvements in or relating to optical projection apparatus for use with television receivers or otherwise : en
  • CH202780A - Process for the preparation of a C, C-disubstituted thiobarbituric acid. : de en
  • DE671245C - Bed heating : de en
  • FR836927A - Automatic drill : en fr
  • US2145649A - Tuyere : en
  • PL27824B1 - Electric vibration generator of constant frequency. : en pl
  • US2145583A - Antisudorific deodorizing shaving cream : en
  • US2145785A - Racket for tennis and like games : en
  • PL27904B1 - Protective device for exhaust hoods, chimneys or the like. : en pl
  • PL27910B1 - Klr47 h, io. Hydraulic pedal. : en pl
  • US2145250A - Internal combustion engine : en
  • US2145644A - brace : en
  • US2145371A - Oscillator coil system for low frequency bands : en
  • US2145542A - Flexible drive : en
  • AU106446B2 - Improvements in or relating to television transmitting systems : en
  • US2145398A - Yellow azo pigment composition : en
  • CH202591A - Rate regulator for clocks with unrest. : de en
  • US2145516A - Dash control gear shift : en
  • US2145544A - Process and machine for separating high viscosity cream from whole milk : en
  • USD113196S - Design for a coat : en
  • US2145420A - Tubular electric grounding rod : en
  • US2145841A - Gauging device : en
  • DE671337C - Device for indicating leaks in fluid lines : de en
  • DK55757C - Apparatus for Visible Indication of the Deviation from a Course Line. : da en
  • CH202527A - Color sample card. : de en
  • US2145295A - Television transmitter : en
  • DE671182C - Mobile gun with devices to secure the firing device and to switch off the suspension in the firing position : de en
  • CA379250A - Seed drill : en fr
  • CH202633A - Junction box. : de en
  • CH202724A - Process for the preparation of a water-soluble derivative of the heterocyclic series. : de en
  • FR837038A - Interchangeable calendar block device : en fr
  • GB499960A - Improvements in or relating to d.c. saturated inductances : en
  • GB500021A - Improvements in and relating to aerial ropeways : en
  • FR837034A - Hydraulic coupling applicable in particular to the control of submarines : en fr
  • PL27884B3 - The panic system of oscillating shafts in cars. : en pl
  • BE431874A - : en
  • PL27844B1 - Harness machine for round weaving looms. : en pl
  • US2145811A - Overload switch : en
  • AU32138A - Improvements in or relating to thermionic amplifiers : en
  • CA379365A - Iron or steel alloy manufacture : en fr
  • CH202774A - Rate monitoring device on a clock. : de en
  • CA379305A - Refrigerator car : en fr
  • CA379241A - Double shielded grid : en fr
  • CH202763A - Process for the preparation of a new, water-soluble dye of the anthraquinone series. : de en
  • DE671060C - Device for fastening the inner, movable cylinder insert of vertical iron smoldering retorts : de en
  • US2145754A - A crawford : en
  • US2145750A - Gas heater for curlers : en
  • CA379339A - Rotary machine : en fr
  • CH202765A - Process for the preparation of a new, water-soluble dye of the anthraquinone series. : de en
  • CA379231A - Printing ink : en fr
  • CH202684A - Table stand designed as a waiter call signal with advertising attachment. : de en
  • PL27826B1 - The method of obtaining ammonium sulphate in the thick crystalline form : en pl
  • US2145300A - Stencil : en
  • CH202517A - Selection apparatus for the reproduction of any designs. : en fr
  • CH202768A - Process for the production of a lightfast tanning agent. : de en
  • CA379338A - Ticket cancelling machine : en fr
  • CH202488A - Heating system in which the elements leading the heating medium are embedded in a mass that absorbs the heat of the heating medium. : de en
  • CH202524A - Electric iron with automatic temperature control. : en fr
  • DE671226C - Metal cartridge belt : de en
  • GB500113A - Improvements in processes for nickel-plating of aluminium and its alloys : en
  • GB500188A - Improvements in photographic cameras with photo-electric exposure meters : en
  • CH202695A - Control device for the printing respectively. Sucking means of a switching device for change gears, in particular for motor vehicles. : de en
  • US2145256A - Muffle : en
  • PL27778B1 - A device for learning to jump with a parachute. : en pl
  • CH202577A - Roller skate. : de en
  • CH202664A - Process for the production of a gold-containing product from a mixture of keratin breakdown products. : de en
  • DK55768C - Procedure for Pressure Injection of Fuel into Combustion Power Machines. : da en
  • AU106450B2 - Improvements in or relating tothe tensioning of filaments in electron discharge devices : en
  • US2145317A - Foundry core binder : en
  • CH202506A - Kettle. : en fr
  • CH202554A - Method for bonding materials, at least one of which contains cellulose or hydrophilic derivatives thereof. : de en
  • AU19238A - Improvements in or relating to valves for controlling and interrupting the flow of fluids : en
  • CH202660A - Process for obtaining the lactation-promoting substance from the anterior pituitary gland. : de en
  • US2145444A - Hook and eye fastening : en
  • USD113191S - Design fob a chair : en
  • DE671069C - Process for the preparation of weakly alkaline solutions of methylaesculetin : de en
  • DE671345C - Device for depositing the sheets of a continuously working cross cutter : de en
  • US2145370A - Expansion reamer : en
  • US2145505A - Photographer's studio bench : en
  • FR837161A - Improvements to compositions capable of forming adhesives, coatings or molding substances : en fr
  • CH202757A - Process for the preparation of an oxazine of the anthraquinone series. : de en
  • CH202495A - Installation for tempering glass plates. : en fr
  • CH202737A - Process for the production of a new azo dye. : de en
  • GB499840A - Manufacture of molecular compounds : en
  • GB500001A - Improvements in or relating to decorating ceramic articles : en
  • GB500150A - Improvements in or relating to the propulsion of submarine vessels by internal combustion engines : en
  • CA379323A - Fish treating machine : en fr
  • PL27729B1 - Radio wave receiver with frequency modulation. : en pl
  • CA379334A - Locomotive : en fr
  • PL27793B1 - Multi-barreled firearms. : en pl
  • AU111230B2 - Derivatives of sulphonamides anda method of making thesame : en
  • CH202606A - Machine for the production of metal shavings and wool from wire. : de en
  • CH202744A - Process for the preparation of an azo dye. : de en
  • AU106442B2 - An improved apparatus for manufacturing milk, cream, icecream orthe like from butter fats and milk powders : en
  • CA379328A - Heat generating method : en fr
  • AU358738A - Improvements in caps for electric lamps : en
  • DK55756C - Radiogoniometer with direct and instantaneous reading. : da en
  • PL27836B1 - Folded pencil. : en pl
  • US2145817A - Zinc amminochloride solution : en
  • PL27816B1 - Machine gun. : en pl
  • PL27905B1 - Method for producing isovaleric acid from isoamyl alcohol. : en pl
  • CA379300A - Selective solvent recovery : en fr
  • PL27761B1 - Method for the preparation of a stable, water-soluble medicament from lactuca virosa milk juice. : en pl
  • CA379318A - Heater burner : en fr
  • CH202561A - Mechanical ejection device for printed envelopes, sheets or the like on address printing machines. : de en
  • CA379315A - Cellulose ester film, foil and coating production : en fr
  • US2145290A - Manufacture of artificial filaments and other products : en
  • US2145828A - Solvent refining of mineral oil : en
  • CH202494A - Washing device. : de en
  • BE431654A - : en
  • CH202563A - Device for the mechanical setting and deletion of tabs on typing, calculating and similar machines. : de en
  • GB500204A - Process for the extraction of pure cellulose from annual and biennial plants : en
  • CH202574A - Music piece. : en fr
  • PL27699B1 - Machine gun. : en pl
  • PL27751B1 - A way to stimulate yeast fermentation, especially in liquids and doughs. : en pl
  • CA379248A - Two temperature refrigerator control : en fr
  • CA379329A - Filament and yarn manufacture : en fr
  • AU24538A - Improvements in or relating tothe tensioning of filaments in electron discharge devices : en
  • CH202487A - Radiant heating device in wooden structures. : de en
  • US2145727A - High voltage discharge apparatus : en
  • USD113188S - Design for a bimper guard : en
  • DE671093C - Automatic bleeding device for liquid braking systems, especially for motor vehicles : de en
  • PL27898B1 - The method of securing the runner's rims of Iniar rim rippers from contamination with pectin sticky substances when selling the rim of vap fibers, especially flax containing * these substances. : en pl
  • PL27734B1 - Flexible seating of the motor system. : en pl
  • CH202576A - Ski binding. : de en
  • US2145494A - Mounting sleeve for shoe stretcher blocks : en
  • US2145616A - Means and method of operating electric motors : en
  • CH202521A - Elastic cord. : en fr
  • PL27803B1 - Method for the production of a stable graphite suspension. : en pl
  • DE671117C - Gas protective hood firmly connected to a protective suit against chemical warfare agents : de en
  • DE671204C - Arrangement to achieve a clear dependence of the engine speed on the control lever setting in Leonard drives : de en
  • PL27857B1 - Suspension of vehicles running on rails. : en pl
  • FR836953A - Automatic device for controlling the brakes of a two-wheel trailer : en fr
  • FR837008A - Method and device for the manufacture of artificial casings : en fr
  • GB499839A - Improved process of cracking hydrocarbon oils : en
  • US2145774A - Apparatus for freezing ice : en
  • US2145408A - Spring assembly : en
  • US2145493A - Ship control system : en
  • US2145511A - Wind driven battery charger : en
  • GB500179A - Improvements in spindles for machinery for winding yarns or threads : en
  • GB499979A - Improvements in and relating to saxophones : en
  • GB499892A - Improvements relating to pumping apparatus : en
  • GB500019A - Method of protecting the compressors of thermo-compression evaporating plants from the attack of impure vapours and plant for carrying out this method : en
  • GB499913A - Improvements in and relating to gas producers for use with internal combustion engines and regulating means therefor : en
  • FR836926A - Motor vehicle for all terrains : en fr
  • GB499917A - Improvements in and relating to elevating trucks : en
  • GB500012A - Improvements in and relating to the production of titanium dioxide pigments : en
  • GB500100A - Improvements in and relating to apparatus for use in electric welding : en
  • GB499948A - Improvements in portable work-benches, tables, desks and the like : en
  • FR837062A - Firearms Improvements : en fr
  • GB500004A - Improvements in and relating to the mounting of machines or vehicle power units : en
  • PL27692B1 - Anti-skid protection for motor vehicles with wheels with tires or rubber rims. : en pl
  • CH202509A - Bottle stopper with seal and opening means. : de en
  • CH202675A - Intermediate frequency heterodyne receiving circuit with automatic tuning correction. : de en
  • FR837198A - Flashlight mount : en fr
  • GB499974A - Improvements relating to fuel for internal combustion engines : en
  • PL27798B1 - A friction screw press, driven by an electric motor. : en pl
  • PL27846B1 - Headlamp cover for motorcycles. : en pl
  • CA379262A - Suction cleaner : en fr
  • CH202579A - Barrier device with barrier post to cordon off streets, grounds, etc. : de en
  • US2145519A - Train order deliverer : en
  • US2145813A - Line guiding device : en
  • US2145374A - Apparatus for subjecting gases to the action of liquids : en
  • US2145406A - Automatic brake for trailer vehicles : en
  • US2145707A - System for testing electrical apparatus : en
  • USD113208S - Design for a coat : en
  • DE671159C - Hydraulic jack : de en
  • DE671193C - Dry processes, especially for agricultural and horticultural products : de en
  • GB499923A - Improvements in or relating to screens for use in connection with cinematograph projection : en
  • US2145236A - Steering stabilizer for tractors : en
  • US2145747A - Advertising apparatus : en
  • USD113207S - Design for a textile fabric : en
  • DE671294C - Hydraulic servo motor with pressure fluid reservoir for controller : de en
  • US2145337A - Nailing machine : en
  • PL27746B1 - Method for the production of phthalocyanine dyes. : en pl
  • GB500080A - A device for bringing a book or any volume of a set of volumes into position above areading desk for use and into stored position : en
  • USD113116S - Design fob a bedspread : en
  • US2145350A - Cable insulating compositions : en
  • US2145786A - Conveyer belt : en
  • USD113147S - Design for a combined divan and bed : en
  • US2145244A - Process of making reinforced tubes or pipes : en
  • USD113163S - Design for a dress or similar article : en
  • USD113156S - Design for a dress : en
  • GB499870A - Improvements in and relating to umbrellas, parasols and the like : en
  • US2145628A - Lubricated valve for low pressures : en
  • DE671247C - Automatic feeding device for stock bars on automatic lathe or similar machine tools for bar work : de en
  • GB499931A - Improvements in and relating to polyvinyl resin compositions : en
  • US2145399A - Confectionery molding machine : en
  • GB499852A - Improvements in or relating to coated welding rods, particularly for use in arc welding : en
  • FR837041A - Small airfoil parachute using a composite car : en fr
  • IE15163L - Electric discharge lamp circuits : en
  • DE671275C - Zipper : de en
  • PL27804B1 - How to activate raw earth. : en pl
  • US2145232A - Steel tower member : en
  • CA379299A - Benzine catalyst regeneration : en fr
  • CH202486A - Trestle frame that can be used for blocking purposes. : de en
  • US2145760A - Electric hammer : en
  • GB499941A - Improvements relating to crank shaft mechanism for bicycles : en
  • US2145407A - Building construction : en
  • DE671171C - Current-dependent control for converter : de en
  • AU106463B2 - Improvements in air cleaners of centrifugal type : en
  • GB500158A - Improvements in or relating to the treatment of vegetable materials : en
  • FR837051A - Device to prevent loosening of nuts and screws : en fr
  • GB500074A - Improvements in and relating to electric cable sheathings : en
  • PL27821B1 - Method of wood saturation. : en pl
  • US2145316A - Process for the deodorizing of spent sulphuric acid : en
  • DE670991C - Manual gearbox with variable length of the driving crank depending on the load : de en
  • FR836952A - Closure and emptying device for receptacles the contents of which must be protected during emptying against outside air : en fr
  • GB499918A - Improvements in or relating to rotary converters : en
  • GB500201A - Improvements in or relating to the recovery of stabilised gasoline from vapours produced in cracking hydrocarbons : en
  • PL27740B1 - Braking device, especially for vehicles running on rails and road vehicles, to which a flow brake is provided. : en pl
  • DE671168C - Typewriter to create a noisy print : de en
  • DE671262C - Device for damping torsional vibrations in a jackshaft drive for rail vehicles by piston engines : de en
  • FR837123A - Amplifiers for the simultaneous amplification of several frequency domains : en fr
  • GB499920A - Improvements in ceramic products and methods of manufacturing them : en
  • CA379317A - Sound translating system : en fr
  • CH202639A - Electrical switch, especially for high voltage. : de en
  • AU106465B2 - Improvements in or relating to processes of producing copper hydroxide : en
  • CH202587A - Device for measuring the opacity of a liquid, in particular oil. : en fr
  • DE671256C - Conveyor wagon side tipper : de en
  • DE671291C - Process for the production of glasses with a silky luster caused by crystal precipitation : de en
  • US2145623A - Greaseless lower unit for outboard motors and the like : en
  • US2145269A - Apparatus for flotation of minerals : en
  • USRE21051E - Accounting machine : en
  • FR837074A - Process for manufacturing cases and the like, and cases obtained by this process : en fr
  • FR837127A - Device for guiding parts clamped on both sides on machine tools and machine tools with application : en fr
  • GB500109A - Improvements in or relating to the securing of rail-chairs to sleepers : en
  • US2145478A - Twister ring : en
  • FR837155A - Machine for binding hay arranged in stakes or cabotins : en fr
  • GB500172A - Improvements in and relating to revoking mechanism for weft replenishing looms : en
  • CH202569A - Process for the direct production of photographic positives. : de en
  • GB500132A - Improvements in cartons or like containers for liquids, powders or the like : en
  • DE671085C - Cleaning and wetting agents as well as auxiliaries for the finishing of fiber materials : de en
  • FR837068A - Physical filter and its manufacturing process : en fr
  • US2145645A - Pipe joint : en
  • DE671198C - Counting device for rotary printer : de en
  • FR836951A - Advanced steam intake valve : en fr
  • GB499849A - Improvements in and relating to processes and devices for removing scale and freeing gas from water : en
  • GB499987A - Improvements in or relating to hot water bottles : en
  • USD113126S - Design for a shoe or similar article : en
  • USD113128S - Design for a handle fob kitchen : en
  • CH202704A - Rail vehicle powered by internal combustion engines. : de en
  • DK55770C - Procedure and Means for Treatment of Iron Constructions for Protection against Mechanical and Chemical Impact. : da en
  • GB500060A - Improvements relating to brackets for attachment to standards, rods and the like : en
  • PL27691B1 - An elastic wheel, especially for vehicles running on rails. : en pl
  • PL27887B1 - Device for producing air-steam mixture in furnaces. : en pl
  • US2145372A - Detector for radio receiving systems : en
  • FR837022A - Process for making uniformly granulated compound fertilizers : en fr
  • GB499988A - Improvements in or relating to television, facsimile telegraph and like systems : en
  • CA379224A - Aliphatic hydrocarbon synthesis : en fr
  • DE671077C - Jack screw : de en
  • DE671335C - Shaft conveyor system : de en
  • DE671352C - Washing, wetting, emulsifying, dispersing and cleaning agents : de en
  • FR837106A - Rangefinder containing the base, with two systems of glasses : en fr
  • US2145299A - Apparatus for extracting the successive endmost articles from a stack of such articles : en
  • GB500156A - Improvements in or relating to stems for smoking pipes, cigarette holders, or the like : en
  • DE671033C - Pricking device for sewing machines : de en
  • PL27806B1 - : en pl
  • US2145580A - Spinning solutions containing organic dyes and products thereof : en
  • US2145568A - Shingle mill : en
  • AU106452B2 - Improvements in or relating tothe insulation of high frequency electric conductors : en
  • CA379295A - Baking utensil : en fr
  • DE671195C - Rainwater storage basins and treatment plant for urban waste water : de en
  • FR837090A - Typewriter Improvements : en fr
  • GB499854A - An improved carburettor : en
  • GB500078A - An improved frame for portable, collapsible sheds or shelters : en
  • AU106428B2 - Improved trestle steps : en
  • DE671012C - Process for the production of acetone peroxide : de en
  • CH202657A - Directional instrument used for nailing femoral neck fractures. : de en
  • DE671177C - As a road vehicle movable steep screwdriver : de en
  • FR837026A - Process for the production of vinyl halides : en fr
  • IE15426L - Production of radio-active fabrics : en
  • AU26838A - Improvements in air cleaners of centrifugal type : en
  • CA379270A - Bituminous emulsion : en fr
  • CH202499A - Electric hotplate. : de en
  • CA379297A - Calender roll : en fr
  • CH202534A - Process for the production of a sugar-containing product not intended for feeding people or animals by digesting cellulose-containing masses by means of hydrogen halide in the presence of a liquid organic solvent for the latter. : de en
  • DE671303C - A feed device consisting of a pair of rollers for a continuously fed glass web in grinding devices : de en
  • GB500103A - Improvements in typewriting machines : en
  • US2145671A - Shock absorber : en
  • CH202505A - Resilient insert for seat cushions, mattresses, cushions and the like. : de en
  • CH202600A - Process for the production of metallic barium. : de en
  • FR837121A - Cable sheath, made of a thin lead sheath and an artificial material jacket : en fr
  • FR836985A - Magnetic fixing device : en fr
  • FR837033A - Directional antenna networks : en fr
  • USD113117S - Design fob a shoe : en
  • FR837011A - Repeating mechanism for machine guns, operating by gas pressure : en fr
  • GB499991A - Improvements relating to machinery guards for preventing injury to operators : en
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