• USD138784S - Design for a tweezer : en
  • CH234202A - Wind-powered electrical power plant with several wind turbines arranged on a tower. : de en
  • US2357811A - Chewing gum base : en
  • USD138790S - Master coupling spanner barrel tap and rod wrench combination : en
  • CH234201A - Gear pump. : de en
  • CH234141A - Automatic firearm magazine. : de en
  • US2358224A - Portable dump body : en
  • ES166829A1 - A THERMO-HYDROELECTRIC CUBA : en es
  • GB564095A - Improvements in and relating to open hearth furnaces : en
  • US2357972A - Electric switch : en
  • US2357849A - Tractor two-row planter attachment : en
  • US2358003A - Infant's bathing appliance : en
  • US2358174A - Table leaf hinge : en
  • CA422555A - Submarine weed cutting apparatus : en fr
  • CA422639A - Fermentation method : en fr
  • CH234227A - Surge arrester with spark gap. : de en
  • US2358261A - Clutch mechanism : en
  • US2357928A - Sled : en
  • US2357988A - Vanadium recovery from chromates : en
  • US2358091A - Mechanical pencil : en
  • US2358133A - Preparation of triaryl phosphates : en
  • US2357893A - Ankle joint for artificial limbs : en
  • AU118879B2 - Shortcircuiting device for high frequency transmission lines : en
  • ES166828A2 - IMPROVEMENTS MADE IN THE MAIN PATENT : en es
  • GB564092A - Method for the production of p-substituted benzene sulphonamide-1,3,4-thiodiazole compounds : en
  • US2358074A - Locking rod operating mechanism for charging machines for open-hearth furnaces : en
  • CA422562A - Garment with adjustable collar : en fr
  • CH234195A - Device for closing pipe mouths, especially in gas pipes, for the purpose of carrying out repairs, etc. : de en
  • CH234166A - Process for the production of light metal pistons. : de en
  • CH234268A - Warning stamp. : en fr
  • FI20242A - Sätt att undvika humusutfällningar vid behandling av s.k. sulphates with hydrogen or sodium bisulphate : en fi
  • GB564082A - Improvements in a pipe-bending die : en
  • AU997043A - Improvements in apparatus for coupling tilling andother implements to tractors : en
  • AU118887B2 - An improved weighing machine : en
  • US2357841A - Lasting machine : en
  • CH234194A - Slip ring seal for rotating shafts, in which a rotating graphite carbon ring is pressed by spring force against a stationary slip ring surface perpendicular to the shaft axis. : de en
  • GB564056A - Improvements in or relating to a flexible hose carrier : en
  • CH234220A - Electric switch. : de en
  • FI20250A - Anordning for automatic and control frame framing is fast for the brand : en fi
  • US2357851A - Heat reflective material : en
  • GB564068A - Improvements in or relating to crank-case for internal combustion engines and methodof making the same : en
  • US2358155A - Welding apparatus : en
  • US2357822A - Measuring instrument : en
  • CH234184A - Dry shaver. : de en
  • DE747182C - Process for processing green parts of forage plants, such as leaves and stalks, into dry fodder : de en
  • ES166851A1 - A TRANSFORMATION MECHANISM APPLICABLE TO FURNITURE : en es
  • US2358165A - Rotary engine : en
  • CA422681A - Swaged spring nut : en fr
  • US2358192A - Life preserver : en
  • CA422680A - Variable speed control apparatus : en fr
  • DE747236C - Method and device for the production of a refined cellulose from cellulose-containing materials : de en
  • US2357866A - Refining oil-soluble sulphonates : en
  • ES166754A1 - A PROCEDURE FOR THE CONSTRUCTION OF ARMED CONCRETE COVERS : en es
  • CH234284A - Device for using a "portable shower" as a fixed shower. : en fr
  • CH234258A - Process for the manufacture of testosterone acetate. : de en
  • US2357888A - Fastener-inserting machine : en
  • ES166755A1 - A PROCEDURE FOR THE MANUFACTURE OF CLOTHING AND DEVICE FOR ITS EXECUTION : en es
  • USD138763S - Wallpaper border or similar article : en
  • USD138770S - Wallpaper border or similar article : en
  • CA422675A - Keyboard printing and perforating apparatus : en fr
  • DK62672C - Electric Heater by Switch. : da en
  • GB564181A - Electrical indicating instruments and scale adjustments therefor : en
  • GB564027A - Improvements in the sizing of nylon and other yarns : en
  • DE747180C - Process for the extraction of the protein contained in the waste water from potato starch production : de en
  • DE747129C - Ceiling made of prefabricated reinforced concrete beams with intermediate plates as plaster supports on the underside of the ceiling : de en
  • US2357992A - Portable wallpaper paste applicator : en
  • US2358101A - Relief valve : en
  • US2357861A - Treatment of synthetic rubber latex : en
  • FI20244A - En- eller flercylindrig likströmsångmaskin : en fi
  • ES166747A1 - IMPROVEMENT IN THE HANDLEBARS OF BICYCLES AND ANALOG VEHICLES : en es
  • CH234253A - Process for the preparation of a sulfonamide compound. : de en
  • US2357887A - Electrical surge device : en
  • DE747203C - Process for the electromotive combustion of alkali-soluble lignin-containing substances in elements : de en
  • DE747165C - Process for the production of a fertilizer : de en
  • US2357797A - Die wheel : en
  • US2358169A - Photographic printing material : en
  • US2358284A - Printing press : en
  • ES166764A1 - AN APPARATUS FOR RECTIFYING THE ALTERNATE CURRENT THROUGH ELECTRONIC VALVES : en es
  • GR10295B - SPECIAL MACHINERY, TOOLS AS INSTALLATION FOR THE APPLICATION OF THE METHOD OF PRODUCTION OF CARBOHYDRATES, LIGNCARBONS AS PLANTS, LABORATORIES AND LABORATORIES. : el en
  • CA422604A - Resinous composition : en fr
  • US2357814A - Machine for making fiber containers : en
  • GB564107A - Improvements in or relating to flax spinning : en
  • ES166809A1 - RAIL VEHICLES LIGHT TRIANGULAR TRACTION REVERSIBLE : en es
  • DE747234C - Process for the production of a dry feed from molasses and hay or grass meal : de en
  • GB564113A - Internal keyway grinder : en
  • US2357839A - Plastic composition : en
  • CH234251A - Mechanotherapy device. : en fr
  • US2357921A - Method and apparatus for indicating efficiency of turbogenerators and other power plant equipment : en
  • US2357953A - Portable sawing machine : en
  • CA422609A - Radiant energy device : en fr
  • US2358082A - Double exposure prevention device : en
  • US2357904A - Method and apparatus for installing thermoplastic crystals : en
  • US2358211A - Method of forming resistors and the like : en
  • ES166749A3 - A MECHANISM FOR THE AUTOMATIC CLEANING OF LIFT PIPES IN FLOUR FACTORIES : en es
  • FI20275A - Slagborr för sten ocjnn material : en fi
  • CA422648A - Worm gear mounting : en fr
  • DE747161C - Standing washing step : de en
  • DE754845C - Single anodic mercury cathode rectifier tube : de en
  • CH234301A - Device for three-phase transformers and three-phase reactors with isolated zero point to protect the insulation against surge voltages. : de en
  • CH234266A - Verfahren zum Empfangen einer mit Signalen frequenzmodulierten Trägerwelle und Einrichtung zur Ausübung des Verfahrens. : en fr
  • US2358258A - Universal ceramic machine : en
  • CH234128A - Device on writing office machines with paper carts, for inserting at least one Vorsteckblattes, z. B. an account sheet, in front of a base sheet. : de en
  • CH234174A - Universal chuck for machine of the lathes type. : en fr
  • DE747179C - Device for opening up and / or drying animal bodies and similar starting materials : de en
  • DE747239C - Plansifter : de en
  • DK62674C - Apparatus for the automatic operation of branches on a common line by signals consisting of drawing elements of different lengths. : da en
  • USD138776S - Combined electric motor and manually operated drive unit : en
  • CH234286A - Zipper. : de en
  • US2358105A - Gun mounting : en
  • CA422606A - Electric circuit interrupter : en fr
  • CH234224A - Switching device with contacts moving in a circle, especially for multi-phase step transformers. : de en
  • GB564022A - Improvements in cooling fins for electric discharge devices : en
  • GB564031A - Improvements in gas analyzers : en
  • GB564049A - Improvements in or relating to cutting, folding and delivery mechanism : en
  • US2357809A - Electrophotographic apparatus : en
  • US2357826A - Capping machine : en
  • US2358070A - Projection screen : en
  • USD138761S - Wallpaper border or similar article : en
  • US2357845A - Coating machine : en
  • US2358054A - Orthographic projection stand : en
  • US2357993A - Glassworking apparatus : en
  • DK62680C - Height-adjustable template holder for use when masonry arches and connectors. : da en
  • CH234134A - Process for the manufacture of products containing dye formers for photographic purposes and product manufactured therefrom. : de en
  • CH234230A - Method and device for converting mechanical adjustment movements into equivalent current changes. : de en
  • US2358221A - Refrigerating apparatus : en
  • AU118888B2 - Improvements in and relating to straight bar knitting machines : en
  • CA422665A - Phonograph cabinet : en fr
  • GB564044A - Improvements in electric cables : en
  • USD138797S - Leather or similar article op manufacture : en
  • AU1077743A - Improved cargo loading device : en
  • CA422682A - Rotary stud fastener installation : en fr
  • CA422628A - Synthetic resin : en fr
  • US2357955A - Lamp socket unit : en
  • CA422587A - Light metal brazing method : en fr
  • DK62682C - Tiltable Cutter for Mowers. : da en
  • CA422643A - Chemical compound : en fr
  • CH234183A - Dry shaver. : de en
  • CH234188A - Filter cartridge for installation in smoking devices. : de en
  • GB564077A - Improvements in alkaline electric batteries or accumulators : en
  • NL107398B - : en
  • US2358052A - Arc bit point for rock drills : en
  • ES166790A1 - A PROCEDURE FOR THE PULVERULITE FORMULATION OF SUEROS, VIRUSES, LISADOS AND SIMILAR, OF HUMAN OR ANIMAL ORIGIN, FOR ITS APPLICATION TO THE MEDICINE AND VETERINARY : en es
  • GB564083A - Improved driving means for sleeve valves for internal-combustion and other fluid-pressure engines : en
  • US2357976A - Web winding : en
  • US2358075A - Training aid : en
  • CA422597A - Trailer storage tank : en fr
  • CH234231A - Method for operating mechanical power converters. : de en
  • US2358076A - Winding spindle : en
  • US2358113A - Bathing suit : en
  • US2358267A - Telephone system : en
  • US2357843A - Rock breaker : en
  • US2357926A - Polymerization : en
  • US2358077A - Auger bit : en
  • DE747152C - Removable inner insert for shoes or the like. : de en
  • USD138768S - Wallpaper border or similar article : en
  • US2358239A - Piston ring spacer and expander : en
  • US2357850A - Sheet feeding mechanism : en
  • US2358186A - Pneumatic motor : en
  • DE747142C - Reproduction device with a grid : de en
  • US2358203A - Combined illuminating and viewing device : en
  • CH234193A - Device for preventing the propagation of fires and explosions in pipelines in carbon disulfide plants. : de en
  • FI20274A - Skidbindsle med bakstropp : en fi
  • US2358244A - Apparatus for cleaning the surface of anodes : en
  • ES166765A3 - A MAGNETIC VOLTAGE STABILIZER WITH EXTENDED REGULATION RANGE : en es
  • FI20256A - Utility of the crane or elevator line : en fi
  • FI20273A - Siren : en fi
  • GB564037A - Improvements in tobacco ash or like holders : en
  • US2358026A - Spot forming means for crown cap spotting machines : en
  • US2358092A - Objective camera : en
  • US2357925A - Combined reed and relay device : en
  • US2357825A - Seat : en
  • US2357960A - Fluid circulating system : en
  • US2357986A - Valve mechanism : en
  • US2358137A - Cigarette pocket : en
  • GB564114A - Improvements in and relating to tuning mechanisms for wireless sets : en
  • GB564035A - Improvements in or connected with carding-engines : en
  • CH234072A - Cooking pot. : de en
  • CA422685A - Shoe sole edge setting machine : en fr
  • US2357991A - Treatment of magnesium : en
  • US2357807A - Pressure regulator for pneumatic tires : en
  • US2357855A - Method for producing butadiene : en
  • US2358068A - Process for the production of comminuted particles : en
  • USD138766S - Wallpaper border or similar article : en
  • DE747240C - Pneumatic copier : de en
  • CH234189A - Cigarette box fitted with a rotary dispenser device. : en fr
  • NL56978C - : en
  • US2357881A - Process of treating glyceride oils : en
  • GB564066A - Improved cam-controlled electric timing device : en
  • CH234118A - Process for the production of synthetic fiber leather. : de en
  • US2358293A - Coal cleaner : en
  • CH234133A - Process for the production of photographic material for colored images and photographic material produced by this process. : de en
  • FI20245A - Anordning vid regenerativa eller rekuperativa värmeutväxlingsapparater med roterande värmeutväxlare : en fi
  • ES166844A3 - IMPROVEMENTS IN THE MANUFACTURE OF STYLOGRAPHIC FEATHERS : en es
  • GB564125A - Improvements in or relating to blow-down valves for steam generators and the like : en
  • US2358066A - Ice creeper : en
  • CA422687A - Shoe sewing machine : en fr
  • DE747232C - Chromatic harmonica : de en
  • ES166751A1 - A PROCEDURE FOR THE MANUFACTURE OF SERPENTINES FOR HEATING LIQUIDS : en es
  • US2358170A - Grinder and juicer : en
  • CA422571A - Multiple bar shaft coupling : en fr
  • GB564072A - Improvements in and relating to reciprocating ram pumps : en
  • US2358096A - Airplane bomb hoist : en
  • GB564165A - Improvements relating to the draw bar attachments of tractors : en
  • CA422691A - Hydraulic circular press : en fr
  • US2357871A - Hair ornament : en
  • US2358114A - Textile printing apparatus : en
  • US2358128A - Lubricating oil production : en
  • US2358154A - Calculating machine : en
  • US2358015A - Electric hand lantern : en
  • CA422684A - Rotary stud fastener installation : en fr
  • CH234102A - Process for the production of progesterone. : de en
  • GB564133A - Improvements in or relating to optical objectives : en
  • CA422551A - Steam joint : en fr
  • CH234257A - Process for preventing the decomposition of aqueous solutions of oxidizable substances that can be used as pharmaceuticals. : de en
  • CH234155A - Polygonal prism for the optical compensation of image migration when recording or playing back films. : de en
  • CH234250A - Process for the production of a footrest and footrest produced by the process. : de en
  • CA422563A - Venetian blind structure : en fr
  • CA422572A - Single bar shaft coupling : en fr
  • CH234139A - Spreading carriage. : de en
  • CH234106A - Process for the preparation of N-phenyl-3-oxy-pyrrolidine. : de en
  • GB564069A - Improvements relating to collapsible cartons : en
  • US2357868A - Apparatus for distributing solid material : en
  • ES166812A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • GB564182A - Improvements in pipe couplings : en
  • DE747122C - Process for converting fibrous, water-soluble cellulose ethers into an easily soluble form : de en
  • ES166848A1 - IMPROVEMENTS IN BINDING SYSTEMS : en es
  • CH234172A - Method of manufacturing a clamp, device for implementing this method and clamp obtained by said method. : en fr
  • DE747154C - Arrangement for driving start-stop telegraph devices with the help of weight or spring motors : de en
  • US2357802A - Apparatus for packing products : en
  • CH234079A - Insulating device for textile machines. : de en
  • CH234111A - Process for the production of a vat dye. : de en
  • ES166778A1 - A SYSTEM FOR THE ADAPTATION OF THE LAMPS FOR FISHING, TO CONSUME IN THEM AS FUELS THE GAS OIL : en es
  • US2358036A - Locomotive piston valve : en
  • US2358143A - Vented panel : en
  • US2357924A - Color photography : en
  • US2358051A - Control apparatus for sheet feeding devices : en
  • CA422570A - Overlay and anchoring means : en fr
  • DE743070C - Combined desulfurizer, cleaner and air preheater for gas generator systems on motor vehicles : de en
  • AU859943A - Radiofrequency oscillator power supply circuit : en
  • GB564115A - Improvements relating to showcards for advertising purposes : en
  • CH234066A - Gas firing system. : de en
  • US2358269A - Machine tool and the like : en
  • CA422676A - Lathe driving centre : en fr
  • GB564054A - Improvements in the locking of screws, nuts, and the like : en
  • CH234064A - Process for improving the mechanical properties, in particular the compressive strength of cement, mortar and concrete. : de en
  • CA422545A - Lock nut : en fr
  • CH234199A - Multi-stage centrifugal compressor. : de en
  • US2357878A - Pressure control device : en
  • US2358129A - Distillation process : en
  • CA422608A - Cellulosic product : en fr
  • CH234242A - Electric discharge tube. : de en
  • GB564177A - Razors : en
  • AU1640444A - Improvement in or relating to motor driven vehicles : en
  • CA422586A - Light metal brazing method : en fr
  • US2357940A - Counting device : en
  • US2358103A - Measuring apparatus : en
  • US2358223A - Slicing machine : en
  • US2357848A - Tractor lister attachment : en
  • CA422690A - Variable speed transmission : en fr
  • CH234247A - Furnace for the thermal production of magnesium. : de en
  • CA422549A - Match-splint holder : en fr
  • CA422552A - Door stop : en fr
  • GB564055A - An improved clamping device for connecting the ends of broken cables or the like : en
  • CH234158A - Winding device for clocks. : de en
  • US2357818A - Cigarette dispensing device : en
  • US2357886A - Cream whipper : en
  • AU1642044A - Improvements in or relating to fuel proportioning device for pressure carburetors : en
  • AU118884B2 - Multichannel telephone systems : en
  • CA422662A - Lighting and ventilating panel : en fr
  • CH234067A - Blower device for boiler firing. : de en
  • CH234185A - Shaving head for dry razors. : de en
  • US2357906A - Electric resistor unit : en
  • DE747174C - Artificial silk spinner : de en
  • CA422649A - Hydraulic pump : en fr
  • US2357911A - Cord lock device for venetian blinds : en
  • CH234237A - A method of manufacturing emissive electrodes for electric discharge devices. : en fr
  • CH234112A - Process for the production of a dye of the phthalocyanine series. : de en
  • CA422625A - Shoe manufacture : en fr
  • CA422538A - Window : en fr
  • CA422654A - Seamless hollow body producing apparatus : en fr
  • CH234282A - Display and control panel for railroad tracks. : de en
  • US2357912A - Preparation of intermediates : en
  • DE747143C - Centrifugal pump : de en
  • GB564041A - Frequency modulation systems : en
  • GB564178A - Stoppers for miner's electric lamp batteries : en
  • US2357913A - Photographic process for etching figures on glass : en
  • ES166806A1 - A PROCEDURE FOR THE OBTAINING OF P-AMINOBENCENSULFONILUREA : en es
  • US2358242A - Air control instrument : en
  • US2357943A - Chemical apparatus : en
  • USD138775S - Combined lapel watch and picture frame : en
  • US2357962A - Manufacture of laminated webs of cellulose ester fibers : en
  • US2358248A - Nonslip shoelace device : en
  • CH234164A - Sand blow molding machine. : de en
  • ES166861A1 - A MACHINE FOR PUTTING OBLEAS FOR BARQUILLO COOKIES : en es
  • US2357967A - Oil sealing ring assembly : en
  • GB564029A - Improvements in or relating to revolution and like counters : en
  • CA422674A - Printing telegraph apparatus : en fr
  • GB564062A - Improvements in or connected with dampers for fire-places : en
  • USD138767S - Wallpaper border or similar article : en
  • US2358055A - Concentration of manganese ores : en
  • US2358106A - Photographic projection enlarger : en
  • US2358234A - Hydrogenation process : en
  • DE747223C - Card filing device for machines for processing payment cards, preferably punch cards : de en
  • USD138762S - Wallpaper border or similar article : en
  • US2357874A - Clutch : en
  • US2357830A - Manufacture of explosives : en
  • US2358225A - Broaching machine : en
  • US2358100A - Double regenerative repeater : en
  • US2358210A - Knife : en
  • GB564034A - Improvements in steam joints for steam heated cylinders or rolls : en
  • US2358067A - High vacuum process and apparatus : en
  • IE17349L - Marine boiler furnaces : en
  • NL56886C - : en
  • CH234304A - Self-functioning breathing apparatus. : en fr
  • US2357957A - Toboggan seal for sand cleaners : en
  • GB564108A - Improvements in or relating to fastening devices for aircraft cowlings and like covers : en
  • FI20254A - Ljusskyddsmedel : en fi
  • GB564065A - Adjustable measuring and/or gauge blocks and adjustable parallels and/or adjustable laps : en
  • FI20243A - Bäranordning få angpannor och dylika : en fi
  • DK62690C - Device by Tools with Shaft held by a Wedge. : da en
  • ES166758A1 - IMPROVEMENTS IMPROVED IN THE OPENED BOWL MOLDS LATERALLY AFTER ASSEMBLY : en es
  • US2357821A - Hydraulic winding machine : en
  • US2358007A - Roller : en
  • US2358142A - Hand tool : en
  • US2357870A - Fuel injection pump for internal-combustion engines : en
  • ES166773A1 - IMPROVEMENT IN THE PROPULSION OF THE CIRCULAR MOVEMENT ATTRACTIONS WITH CENTRIFUGAL AND ONDULATORY EFFECT : en es
  • US2358188A - Cloth laying apparatus : en
  • US2357915A - Shoe clamp : en
  • CA422633A - Electric insulator : en fr
  • GB564155A - Composite structural metal panel : en
  • US2358135A - Mounting tissue : en
  • CA422582A - Magnesium member joining method : en fr
  • CH234116A - Detonating cord and process for making same. : de en
  • US2357938A - System for controlled intermittent illumination : en
  • GB564084A - Improvements relating to supply systems operating with mercury arc rectifiers and supplying loads capable of regenerative operation : en
  • GB564064A - An improved abrasive, cutting, or like stone : en
  • GB564147A - Hand-operated propelling gear for boats : en
  • CA422557A - Power generator : en fr
  • US2358156A - Combination skirt and culottes : en
  • US2358182A - Method of distilling aniline : en
  • DK62679C - Electron tubes whose anode-cathode capacity can be equalized. : da en
  • FI20266A - Attachment of a wooden aircraft propeller blade to a metal hub : en fi
  • US2357944A - Process for isolation of antihemorrhagic principles and products obtained thereby : en
  • ES166756A1 - A PROCEDURE FOR THE OBTAINING OF A BINDER FOR MALE AND MOLD SAND : en es
  • DE747135C - Device for automatic sampling of textile fibers : de en
  • US2358108A - Apparatus for heating projectiles : en
  • ES166846A3 - A PROCEDURE FOR THE MANUFACTURE OF A CONCENTRATED FOOD PRODUCT : en es
  • US2358236A - Mine vehicle : en
  • US2357936A - Composition of matter and method of making same : en
  • US2358010A - Headlight tester : en
  • CH234120A - Process for making paper from cellulosic fibers. : en fr
  • CH234234A - Switching element embedded in an insulating compound and process for its production. : de en
  • CH234054A - Device for connecting the knife carrier bar to mowing machines. : de en
  • US2358184A - Cracking hydrocarbon oils : en
  • AU844543A - Improvements in or relating to fuel systems : en
  • CH234290A - Process for the preparation of a new ester of phthalic acid-4-sulfonic acid. : de en
  • GB564033A - Improvements in and relating to electric battery servicing apparatus : en
  • US2358024A - Furnace charge distribution : en
  • CH234073A - Clothes hanger. : de en
  • CH234156A - Camera. : de en
  • US2358084A - Light meter camera : en
  • US2358274A - Self-scaling tube : en
  • CH234094A - Device for feeding dough to a sub-chamber. : de en
  • CA422635A - Insulating method and apparatus : en fr
  • US2358162A - Process for the preparation of compounds containing fused pyridine rings : en
  • US2358199A - Fire extinguishing system : en
  • US2357832A - Furnace structure : en
  • US2358104A - Cooking utensil and method : en
  • CA422631A - Hinge : en fr
  • CH234186A - Box, especially for tools with a retractable handle. : de en
  • DE747198C - Process to increase the shelf life and throwing ability of dune salts or dune salt mixtures : de en
  • CH234222A - Electrical switching device with creeping movement of the actuator. : de en
  • CA422683A - Separable fastener installation : en fr
  • CH234279A - Freewheel hub with coaster brake. : de en
  • CH234191A - Articulated device for guiding a moving point in a plane. : en it
  • CH234170A - Drawing die. : de en
  • DE747141C - Method and device for flattening pulp balls : de en
  • CA422650A - Automobile floor covering making apparatus : en fr
  • CH234168A - Torch cutting device. : en fr
  • CA422561A - Scale controlled, recording and indicating machine : en fr
  • GB564090A - Improvements in and relating to the preparation and isolation of ethylene chlorohydrin : en
  • US2357805A - Tool for closing parachute packs : en
  • US2357974A - Visor : en
  • US2358176A - Method and apparatus for making articles of plastic material : en
  • CA422689A - Permanent magnet chuck : en fr
  • US2357829A - Distillation : en
  • US2358273A - Alkyl diamides of aromatic disulphonic acids and products treated therewith : en
  • AU121796B2 - Improvement in or relating to motor driven vehicles : en
  • GB564162A - Improvements in manufacture of chlorine dioxide : en
  • ES166822A1 - IMPROVEMENTS INTRODUCED IN METAL RECTIFIER SETS : en es
  • CA422695A - Electrical relay : en fr
  • CH234297A - Measuring caliber for measuring bores in metal parts. : de en
  • GB564159A - Improvements in or relating to pressure gauges : en
  • IE16661L - Vacuum gauges : en
  • CH234129A - Latching device on typewriters. : de en
  • CA422616A - Dispensing container : en fr
  • CH234289A - Process for the preparation of a new ester of phthalic acid-4-sulfonic acid. : de en
  • CA422668A - Twist drill : en fr
  • CH234240A - Contact converter working as a rectifier or inverter. : de en
  • US2357877A - Electric control gauge : en
  • DE747222C - Device for interrupting the automatic zero printing in calculating or booking machines : de en
  • CA422556A - Filing system : en fr
  • CH234088A - Slider for zippers. : de en
  • ES166784A1 - IMPROVEMENTS INTRODUCED IN THE SYSTEMS TO FORM ISOLATED CABLES : en es
  • FI20267A - Tipper wheels : en fi
  • CH234123A - Form box. : de en
  • US2357899A - Stoker for furnaces : en
  • US2358161A - Shoe : en
  • AU118885B2 - Improved cargo loading device : en
  • CH234243A - Metal wire heating elements with an insulating coating for cathodes of electrical discharge tubes. : de en
  • GB564088A - Improvements relating to kitchen ranges and domestic and like fireplaces : en
  • GB564154A - Detoxicants : en
  • ES166793A1 - A NEW PEDAL MOVEMENT VEHICLE : en es
  • CH234069A - Gas cooler. : de en
  • DK62681C - Device with automatic Disc changers for Magasing gramophones. : da en
  • USD138803S - Design fob a drapery tieback : en
  • ES166850A1 - AN AQUATIC BICYCLE SYSTEM : en es
  • US2358112A - Textile printing apparatus : en
  • CH234180A - Woodworking machine with a device to prevent the workpieces from splitting when they are being processed and with a guide surface for the workpieces. : de en
  • USD138802S - Design for a drapery tieback : en
  • US2358044A - Automatic wood-burning heater : en
  • US2358209A - Spacing, bracing, retaining, and clamping device : en
  • US2358270A - Inner closure for containers : en
  • US2358205A - Agitator : en
  • CA422618A - Magnesium and alloy processing : en fr
  • CH234082A - Cleaning supplies. : de en
  • GB564130A - Improvements in tyre repairing apparatus : en
  • GB564141A - Improvements relating to the manufacture of hat bodies : en
  • DE747191C - Steam-heated tube dryer : de en
  • CA422647A - Chemical compound : en fr
  • GB564052A - Improvements in thermal responsive glow discharge switches : en
  • ES166799A1 - A DISPOSITION FOR THE PERIODICALLY PERFORMED VARIATION WITH SUCCESSIVELY CHANGING SIGN IN A FREQUENCY VALUE INDICATED IN ADVANCE, OF A FREQUENCY OF RESONANCE OF AN ELECTRICAL CIRCUIT OF VARIABLE OSCILLATION IN ITS TUNING IN A SOME LARGE FIELD OF FREQUENCY : en es
  • GB564145A - Improvements in or relating to pre-cast reinforced concrete structures : en
  • US2358282A - Draft gear : en
  • GB564058A - Improvements in and relating to electric fuse devices : en
  • CH234175A - Safety device for worm drive acting on a shaft. : en fr
  • ES166819A1 - AN AUTOMATIC SWITCH FOR RADIO : en es
  • FI20265A - Freight forwarding and anchorage for drift from the roller belt to the roller belt : en fi
  • GB564112A - Improvements in typewriting machines equipped or adapted for writing on ribbons or tapes : en
  • FI20270A - Lock for small caliber rifles : en fi
  • CH234142A - Resilient holding device for gauge bodies. : de en
  • CA422583A - Light metal brazing method : en fr
  • CA422642A - Tetraacyl pentonic acid nitrile preparation : en fr
  • CH234211A - Injection valve for internal combustion engines. : de en
  • CH234214A - Multi-part flywheel ring of an electrical machine consisting of ring elements. : de en
  • ES166856A1 - A DAM OF MULTIPLE SECTORS : en es
  • CH234232A - Converter arrangement. : de en
  • CH234093A - Blutoir. : en fr
  • CH234173A - Automatic lap. : en fr
  • CH234283A - Pantograph device on small electric vehicles. : de en
  • DE747168C - Circuit arrangement for telephone systems with dialer operation and call slip printers, in which the fees are announced automatically : de en
  • CA422667A - Copper clad cooking vessel : en fr
  • DE747171C - Process for desulphurisation of converted gases using iron hydroxide cleaning compounds : de en
  • GB564086A - Refractory blocks, bricks or the like for the construction of combustion chambers and for similar purposes : en
  • ES166761A3 - AN IMPROVEMENT IN THE MANUFACTURE OF GLASSES HINGES : en es
  • ES166794A1 - AN APPARATUS FOR FILLING BOTTLES WITH A NARROW MOUTH : en es
  • US2358043A - Process for dewaxing poultry : en
  • US2358058A - Hydraulic coupling : en
  • US2358213A - Traction device for skis : en
  • DE747228C - Process for the electrolytic oxidation of objects made of magnesium and mainly magnesium-containing alloys : de en
  • US2358053A - Process for the recovery of organic compounds from photographic solutions : en
  • DE747224C - Self-seller : de en
  • US2358251A - Process for the treatment of rice and other cereals : en
  • CH234150A - Tester for capacitors, resistors, lines and the like. : de en
  • US2358160A - Migratory stabilizer for beehives : en
  • CH234146A - Flow meters, in particular water meters. : de en
  • CA422565A - Centrifugal governor : en fr
  • CA422588A - Tamperproof container closure : en fr
  • CH234101A - Process for the production of soda with processing of the resulting wastewater. : de en
  • CH234104A - Process for the preparation of alcohols of the acetylene series. : de en
  • CH234294A - Process for the preparation of a metal-containing stilbene azo dye. : de en
  • CH234060A - Stove. : de en
  • CH234291A - Process for the preparation of a new ester of phthalic acid-4-sulfonic acid. : de en
  • CH234078A - Package winder. : de en
  • CH234293A - Process for the production of an estrogenic substance. : de en
  • US2358095A - Switching device : en
  • US2358283A - Material handling mechanism and method : en
  • AU118883B2 - An improved appliance for spearing and catching fish, animals orthe like : en
  • CH234143A - Instrument with a sighting device. : de en
  • CA422554A - Ampule : en fr
  • CH234288A - Process for the preparation of a new ester of phthalic acid-4-sulfonic acid. : de en
  • CA422541A - Seed dispensing mechanism : en fr
  • CA422622A - Pneumatic sound reproducing device : en fr
  • US2357981A - Water sampling device : en
  • CH234124A - File box. : de en
  • US2357803A - Brake-drum lathe : en
  • ES166814A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • CA422612A - Food processing apparatus : en fr
  • US2358064A - Method of preparing oxidized cellulose esters : en
  • US2358172A - Vehicle body, especially driver's cab : en
  • US2357975A - Frequency modulation system : en
  • CH234292A - Process for the preparation of an aromatic carboxamide. : de en
  • GB564174A - Improvements in protective covers for mounted photographs : en
  • CH234271A - Mobile washing and bathing facilities. : de en
  • US2358281A - Tractor draft attachment for implements : en
  • AU1041143A - Multichannel telephone systems : en
  • US2357856A - Hardness testing apparatus : en
  • US2358014A - Obstruction lighting structure : en
  • US2358019A - Flexible hose coupling : en
  • US2358031A - Substituted thiadiazoles : en
  • US2358081A - Brooder : en
  • USRE22545E - Power transmission mechanism : en
  • DE747173C - Process for degreasing skins and furs : de en
  • CA422672A - Printing telegraph apparatus : en fr
  • CH234081A - Washing method. : de en
  • CA422677A - Windshield cleaner : en fr
  • CH234238A - Process for producing a bimetal contact. : de en
  • US2358083A - Exposure control device : en
  • US2358228A - Valve : en
  • US2358041A - Holder for visitors' memoranda : en
  • US2358196A - Automatic switching system : en
  • US2357882A - Safety clasp : en
  • US2358265A - Water closet bowl : en
  • GB564156A - Improvements in and relating to separators and casings for accumulators : en
  • GB564023A - An improvement relating to electric clock installations : en
  • GB564100A - Improved means for mounting the travelling wheels of road vehicles : en
  • US2357862A - Pressure releasing means for steam irons : en
  • US2358090A - Process of bonding metals : en
  • FI20253A - Förfaringssätt vid sterilisering : en fi
  • CA422546A - Loom warp feed : en fr
  • DE747241C - Binder made from mixtures of different pitches for the production of briquettes : de en
  • CA422699A - Bottled goods vending machine : en fr
  • US2357873A - Tube-bending machine : en
  • GB564042A - Improvements in and relating to sewing machines : en
  • CA422637A - Food processing apparatus : en fr
  • US2358059A - Stool : en
  • FI20278A - Sät att framställa en lamellplatta jämte enligt sättet framställd lamellplatta : en fi
  • GB564040A - Improvements in weighing machines : en
  • DE747131C - Electric resistance thermometer : de en
  • CH234071A - Body with attachment. : de en
  • DE747210C - Process for degassing insulating oils : de en
  • GB564043A - Improvements in and relating to the regulation of internal combustion engines : en
  • US2358215A - Protective system : en
  • DE747079C - Cash register or accounting machine with storage units and a computer. : de en
  • DE747177C - Spring clip for fastening pipes, electrical cables, etc. like on walls : de en
  • GB564132A - Improvements in or relating to the separation of suspended or emulsified particles from liquids : en
  • GB564173A - Writing instrument : en
  • DE747175C - Badge or the like with a flat fastening spiral : de en
  • ES166753A1 - A SWITCH WITH ELECTRO-AUTOMATIC DEVICE TO AVOID FIRE PRODUCED BY SHORT CIRCUIT : en es
  • GB564121A - Improvements relating to the manufacture of containers from metal sheets : en
  • US2358131A - Coupon feeder : en
  • CA422602A - Nut retainer for electrical connectors : en fr
  • US2358042A - Chimney structure : en
  • USD138783S - Design for a dress : en
  • US2358190A - Storage tank, especially tank trailer : en
  • CA422645A - Chemical compound : en fr
  • CH234216A - Concrete hollow mast. : de en
  • US2358022A - Tank : en
  • ES166772A1 - IMPROVEMENTS IN THE CONSTRUCTION OF CIRCULAR MOVEMENT ATTRACTIONS WITH CENTRIFUGAL AND ONDULATORY EFFECT : en es
  • US2357978A - Alkylation of aromatic hydrocarbons : en
  • US2358153A - Center drill point extractor : en
  • US2358178A - Separable fastener : en
  • US2358260A - Atmospheric air flow regulator : en
  • DE747166C - Process for the production of a fertilizer from potato tops u. like : de en
  • US2357931A - Casting apparatus : en
  • US2358231A - Apparatus for underwater photography : en
  • GB564101A - Improvements in automatic lifting and like grabs : en
  • CA422610A - Photographic developer : en fr
  • CH234138A - Embankment for model railways. : de en
  • GB564079A - Apparatus for controlling the slide movement in long-bed hydraulic presses : en
  • DE754867C - : de en
  • US2357929A - Fire extinguishing pump : en
  • US2358183A - Cracking hydrocarbon oils : en
  • USD138765S - Wallpaper border or similar article : en
  • US2357796A - Flight conveyer : en
  • DE747133C - Cabinet for testing building materials, instruments, devices or the like in the event of significant temperature changes : de en
  • GB564183A - Improvements in pipe couplings : en
  • US2357800A - Funnel bracket : en
  • USD138794S - Design for a brooch or similar article : en
  • DE747218C - Method and device for heating sound bands provided with a wax layer : de en
  • GB564153A - Improvements in or relating to the deaeration of viscous liquids such as viscose : en
  • US2357963A - Roll wiper : en
  • US2357970A - Surface treatment of tinned material : en
  • US2358063A - Preparation of phenyl malonic ester : en
  • CA422598A - Vehicle wheel : en fr
  • CH234113A - Process for the production of a flame retardant and flame retardant produced by this process. : de en
  • CH234190A - Pyrophoric pocket lighter. : en fr
  • US2357898A - Multiple micrometer : en
  • CH234059A - Method for crossing a non-navigable waterway by an independent waterway and installation for its implementation. : en fr
  • CH234296A - Process for the production of a synthetic resin mixture from acrolein. : de en
  • US2357806A - Method of making cupped formations of thermoplastic sheet material : en
  • US2357965A - Valve : en
  • US2358279A - Motor suspension and truck construction : en
  • GB564160A - Improvements in mounts for electron-discharge devices : en
  • USD138799S - Design for a doll : en
  • DE747130C - Procedure for aligning the characteristics of the film emulsion with single-stroke intensity tone scripts : de en
  • CH234196A - Pressure control valve for hydraulic systems. : de en
  • DE747221C - Fluid pressure gauge : de en
  • US2358017A - Telephone system : en
  • US2358065A - Machine for handling strip material : en
  • USD138773S - Design for a tirei removing tool : en
  • DE747178C - Process for the production of non-perishable animal feed : de en
  • AU899343A - Improvements in or relating to materials or compositions suitable lor cleaning metal articles and for other purposes : en
  • CA422581A - Printing machine : en fr
  • US2357865A - Hair curler : en
  • USD138793S - Design fob a toy horse : en
  • DK62671C - Procedure for the production of chlorine oxides, especially chlorine dioxide. : da en
  • ES166768A1 - IMPROVEMENTS INTRODUCED IN THE CONSTRUCTION OF MACHINES TO ASSEMBLE THE MOUNTING IN THE MANUFACTURE OF SHOES : en es
  • US2357863A - Loading support fob primer cups : en
  • US2357907A - Retractable core taking device : en
  • US2357900A - Scarecrow for gardens and the like : en
  • US2358247A - Machine for driving hones : en
  • US2357828A - Parachute pull-up string holder : en
  • CH234074A - Food can. : de en
  • CA422580A - Calculating machine : en fr
  • USD138796S - Design for a plastic safety helmet : en
  • DE747158C - File for booking purposes : de en
  • CH234063A - Heat pump system with at least two compressor stages. : de en
  • GB564091A - Insecticidal compositions : en
  • DE747081C - Drive device for value stamp apparatus. : de en
  • US2358125A - Bag closure and method of making same : en
  • US2358286A - Chromanes and processes for producing the same : en
  • CA422658A - Chemical processing method and apparatus : en fr
  • US2357932A - Phase modulation and amplitude modulation receiving system : en
  • US2358057A - Golf bag : en
  • US2357838A - Preparation of a sugar : en
  • US2358080A - Method of pretreating cellulose to prepare it for esterification : en
  • US2358259A - Method of producing molded plastic articles : en
  • DE747244C - Shut-off valve for electrical collectors, especially alkaline batteries : de en
  • GB564053A - Improvements in the electrodeposition of indium : en
  • US2357958A - Monoazo red acid dyes : en
  • US2357971A - Selector switch : en
  • CH234092A - A device intended for measuring the foot with a heel support, a backrest on this and a support body for the longitudinal arch of the foot. : de en
  • CH234281A - Gear housing mounted on the axle of a rail vehicle. : de en
  • US2358089A - Tent peg : en
  • US2357854A - Piston : en
  • US2358246A - Plastic material wrapper : en
  • USD138789S - Wallpaper border or similar article : en
  • CH234204A - Internal combustion engine with spark ignition for operation with generator gas. : de en
  • US2357977A - Azo dyes : en
  • US2358250A - Treatment of cereals prior to flour milling : en
  • US2358046A - Preparation of purified tocopherol succinate : en
  • USD138785S - Design for a child s vehicle : en
  • ES166838A1 - A PROCEDURE AND DEVICE FOR THE OPERATION OF COMBUSTION ENGINES : en es
  • GB564030A - Improvements in or relating to reels, spools or the like : en
  • GB564180A - A combined electrical filler and tester for miner's lamp batteries : en
  • NL107260B - : en
  • US2358016A - Aviation trainer : en
  • USD138760S - Wallpaper boeder or similar article : en
  • CA422548A - Brick : en fr
  • CA422620A - Photographic element and process : en fr
  • CH234126A - Device for clamping sheets of paper and the like without holes. : de en
  • CH234115A - Process for preparing a stable fuel based on technical paraldehyde. : en fr
  • US2358198A - Electrical controlling apparatus : en
  • US2357901A - Reaction chamber : en
  • US2358060A - Photographic materials : en
  • USD138781S - Design for a bottle stopper : en
  • US2358097A - Spectrophotometer antibacklash reduction drive : en
  • CA422591A - Hydraulic remote control apparatus : en fr
  • US2358027A - Electromagnetic method and apparatus for pipe line surveying and exploration : en
  • FI20276A - Anordning vid förpackningar med tungförslutning : en fi
  • DE747208C - Process for increasing the brightness of silver-activated luminophores : de en
  • US2357813A - Heel building machine : en
  • GB564142A - Improvements relating to cams : en
  • GB564110A - Improvements in or relating to lifting magnets : en
  • GB564123A - Improvements in chimneys : en
  • US2358256A - Rinse wringer : en
  • CH234098A - Process for the production of a tobacco-containing sheet for cigar and cigarette production and tobacco-containing sheet produced by this process. : de en
  • AU877543A - Shortcircuiting device for high frequency transmission lines : en
  • US2358011A - Treatment of hydrocarbons : en
  • US2357933A - Composition of matter and method of making same : en
  • DE747188C - Transparent film that can be used in particular as a transparent panel for motor vehicles : de en
  • FI20272A - Befästningsanordning för Pipor vid maskinvapen : en fi
  • CA422657A - Display and storage cabinet : en fr
  • CH234278A - Tires for bicycles and motor vehicles. : de en
  • CH234270A - Shaker for holding granular to powdery goods. : de en
  • US2357952A - Fluid operated gear shifting mechanism : en
  • CA422613A - Electric discharge device : en fr
  • US2357880A - Apparatus for making plywood and the like : en
  • US2358138A - Dusting apparatus : en
  • CA422663A - Piezo-electric crystal mounting : en fr
  • US2358035A - Bicycle frame head and cup : en
  • US2358222A - Art of treating water for industrial consumption : en
  • CA422698A - Nut anchor : en fr
  • CH234287A - Process for the preparation of 4,5-pregnen-one-(3)-diol-(17,20). : de en
  • CH234167A - Rivet pliers. : de en
  • CH234197A - Travel and safety brake for conveyor systems. : de en
  • CH234276A - Locking device on the propellants of tractors for holding the gripper brackets in their guides. : de en
  • AU845243A - Improvements inthe cushioning of reciprocating pumps or liquid lines forthe purpose of avoiding liquid hammer therein : en
  • DK62675C - Apparatus for locating distant objects, such as aircraft. : da en
  • DK62687C - Armrest. : da en
  • US2358240A - Article conveyer apparatus for packaging machines : en
  • US2358275A - Pump : en
  • US2357923A - Ventilation of electrical machines : en
  • US2357934A - Composition of matter and method of making same : en
  • US2358040A - Metering valve : en
  • US2358235A - Hydrogenation of rosin compounds : en
  • US2358079A - Fish lure : en
  • US2358157A - Parting compound : en
  • DE747172C - Process for the production of leather-like leather : de en
  • DE747197C - Process for coring superphosphate : de en
  • US2358245A - Dial-and-pointer indicating device : en
  • US2357903A - Expanding device : en
  • DE747128C - Soap container made of earthenware, porcelain, synthetic resin or the like with a nail brush holder : de en
  • US2358006A - Fluid exhauster : en
  • US2358277A - Wall construction : en
  • CH234061A - Stove designed for coal and wood burning. : de en
  • GB564093A - A method and machine for combing cotton and other textile fibres : en
  • GB564098A - Improvement in machines for making and filling packages : en
  • US2358039A - Fluid catalyst process : en
  • US2357867A - Pressing apparatus : en
  • US2357795A - Valve : en
  • US2357982A - Drawing and cleaning attachment for carding machines : en
  • GB564151A - Bucking bar control for riveting hammers : en
  • GB564036A - Orthoptic instrument : en
  • US2357996A - Surgical string package : en
  • CA422693A - Firearm construction : en fr
  • US2357920A - Shock absorber : en
  • US2357984A - Automatic frequency control system : en
  • DE746413C - Printing device for transferring the information from data carriers to receipts provided with identification holes : de en
  • US2358061A - Camera shutter : en
  • US2358191A - Tetraacetyl ribonic acid nitrile : en
  • CA422678A - Speed responsive device : en fr
  • CH234099A - Circuit arrangement with at least one electrodialytic cell, in particular for cleaning liquids by electroosmotic means. : de en
  • CA422671A - Autographic register : en fr
  • CH234114A - Process for the production of a plastic sealing compound containing fillers and emulsifiers. : de en
  • DE747220C - Image throwing device with a bent beam guide : de en
  • CA422553A - Combined square and compass : en fr
  • CH234056A - Mobile jet watering device. : en fr
  • CH234244A - Electrical wound capacitor. : de en
  • ES166840A1 - A PROJECTION APPARATUS WITH AUTOMATIC VARIABLE APPROACH : en es
  • GB564137A - Improvements relating to hand-drills : en
  • US2358148A - Amplifier circuit : en
  • CA422599A - Brake mechanism : en fr
  • CH234147A - Regulator with bimetal strips on evaporators of refrigerators to control the evaporator temperature. : de en
  • DK62676C - Procedure for electrical fitting and mutual fastening of individual electrical parts built on ceramic substrates. : da en
  • CA422615A - Container internal coating apparatus : en fr
  • ES166767A1 - A SWITCH WITH AN OPENING ELECTRO-AULTOMÁTICO DEVICE IN CASE OF A SHORT CIRCUIT : en es
  • US2358126A - Method for making inner tubes : en
  • US2358119A - Floor waxing and polishing machine : en
  • US2358124A - Carton : en
  • CH234097A - Process for the preservation of green fodder. : de en
  • CH234252A - Process for the preparation of an amidine derivative. : de en
  • US2358008A - Bill folder or the like : en
  • CH234171A - Nail. : de en
  • USD138792S - Christmas tree ornament : en
  • US2357897A - Control apparatus : en
  • US2358021A - Master cylinder for hydraulic braking systems : en
  • CA422638A - Venting apparatus : en fr
  • CA422624A - Spun glass fibre manufacture : en fr
  • CH234277A - Springy wheel. : de en
  • CA422550A - Steam joint : en fr
  • CH234090A - Barrel trim. : de en
  • USD138798S - Design for a pull toy : en
  • US2358193A - Method of obtaining absolute alcohol from aqueous mixtures thereof : en
  • US2358000A - Dairy establishment : en
  • US2358107A - Conditioned befbactoby material : en
  • CA422543A - Beet topper : en fr
  • DK62673C - Coupling with a High Frequency Microphone. : da en
  • CH234265A - Automatic device for displaying respectively. Record time information. : de en
  • CA422569A - Liquid metering device : en fr
  • CH234212A - Device for sealing the cylinder cover of internal combustion engines. : de en
  • AU118878B2 - Radiofrequency oscillator power supply circuit : en
  • AU118880B2 - Improvements in or relating to materials or compositions suitable lor cleaning metal articles and for other purposes : en
  • CY63A - Guanidine derivatives of p-aminobenzene sulphonamide and related compounds : en
  • ES166862A1 - IMPROVEMENTS INTRODUCED IN THE INTRODUCED IN THE MANUFACTURE OF STYLOGRAPHIC FEATHERS AND THE DEVICES TO FILL THEM : en es
  • CH234192A - Composite cast bearings. : de en
  • DE747212C - Dropper bottle : de en
  • CH234264A - Telephone system. : de en
  • DE747134C - Engine test bench : de en
  • CH234108A - Process for the production of a condensation product. : de en
  • CH234213A - Arrangement for the excitation of direct current constant current generators. : de en
  • US2358233A - Parachute : en
  • US2358158A - Electrode holder : en
  • CH234209A - Ignition distributor with dust protection device. : de en
  • DK62689C - Procedure and Installation for Heat Treatment of Material, in particular Cementraum Material, Processed by Wet Road. : da en
  • ES166816A1 - AN INSTALLATION FOR THE TRANSPORTATION TO FOOT OF WORK OF MATERIALS OF ALL KINDS, THROUGH CONTAINERS LIKE BASKETS, BOXES AND ANALOGS : en es
  • CA422686A - Shoe sole finishing machine : en fr
  • CH234153A - Process for the detection of gaseous warfare agents and detection device. : de en
  • US2358289A - Conveyer apparatus : en
  • ES166852A1 - A MECHANISM APPLICABLE TO FURNITURE : en es
  • US2357910A - Concentration of isomeric diolefins : en
  • US2358038A - Tilting release for gyratory crushers : en
  • GB564097A - Improvements in or relating to hydraulic master cylinders and like fluid pressure producing devices : en
  • US2357804A - Temporary emergency seal for punctured containers : en
  • US2357847A - Tractor attachment : en
  • US2357875A - Conveyer system : en
  • ES166771A1 - A MOBILE FOAM JET TUBE : en es
  • CA422666A - Gyroscopic direction indicator : en fr
  • CH234256A - Process for the preparation of 1- (p-oxyphenyl) -3- (methyl-n-butyl-amino) -butane. : de en
  • GB564140A - Improvements relating to chucks : en
  • GB564120A - Improvements in the driving arrangements of rotary reels for sifting granular and like materials : en
  • US2358276A - Dihydric alcohol modified melamine formaldehyde condensation products and process for producing same : en
  • GB564050A - Improvements in electric circuit breakers with arc extinguishing devices : en
  • ES166802A1 - A PROCEDURE FOR THE PRODUCTION OF ARTIFICIAL SILK BY THE SPINNING METHOD OF COILS : en es
  • GB564179A - Improvements relating to oil-seals : en
  • ES166748A1 - AN ELECTRICAL CONTACT UNIT : en es
  • GB564051A - Improvements in or relating to thrust bearings : en
  • US2357917A - Resin emulsions : en
  • US2357961A - Fire extinguishing unit : en
  • CA422626A - Centrifugal casting apparatus : en fr
  • GB564139A - Improvements in or relating to suction cleaning systems : en
  • US2357914A - Adjusting device : en
  • US2357966A - Tool grinding assembly : en
  • DE743944C - Coffee brewer : de en
  • DE747196C - Production of a temperature-resistant base-exchange adsorbent : de en
  • CH234140A - Clamping device for automatic firearms. : de en
  • CH234280A - Bicycle hub with built-in gear change gear. : de en
  • GB564089A - Improvements relating to oil or other liquid filters or cleaners : en
  • DK62685C - Clamping device for workpieces that during their machining must be able to be set at different angles. : da en
  • US2358012A - Liquid fuel burner : en
  • US2358175A - Casting apparatus : en
  • ES166777A3 - IMPROVEMENTS IN OVENS OR MACHINES FOR DRYING ENAMEL OR VARNISH COATED WIRE : en es
  • ES166849A1 - A CANDLE SAILING SYSTEM FOR RECREATION : en es
  • FI20251A - Sätt och anordning för framställning av tamponer : en fi
  • GB564109A - Improvements in or relating to parachute harness : en
  • NL57479C - : en
  • US2358208A - Beet drill and seed mill : en
  • US2358243A - Measuring instrument : en
  • GB564060A - Improvements relating to the treatment of zirconium oxide : en
  • GB564136A - Machines for relieving the throats of button dies : en
  • GB564168A - Improvements in or relating to field and like gates : en
  • GB564172A - Writing instrument : en
  • US2358167A - Titanium oxide pigment production : en
  • USD138769S - Wallpaper border or similar article : en
  • CH234103A - Process for the production of a drying oil. : de en
  • GB564094A - Improvements in or relating to the manufacture of hydrocyanic acid : en
  • CH234245A - Device to prevent the excitation from breaking off in single and multi-anode valves. : de en
  • DE747169C - Filling water or electrolyte fluid into a battery consisting of galvanic cells with manganese dioxide or atmospheric oxygen depolarizers : de en
  • US2357941A - Method of granulating pulverulent and plastic materials : en
  • GB564087A - Improvements in or relating to photographic film spools and cameras : en
  • CH234086A - Double vest. : de en
  • AU126519B2 - Improvements in or relating to fuel proportioning device for pressure carburetors : en
  • CA422629A - Stirring device : en fr
  • ES166815A1 - A PROCEDURE FOR THE MANUFACTURE OF A LICOR BASED ON MILK : en es
  • FI20268A - Brevkuvertöppnare : en fi
  • CA422697A - Railway car metal seal : en fr
  • US2358029A - Process of electrodepositing indium : en
  • US2357844A - Electrode holder : en
  • US2358118A - Apparel rack : en
  • US2358098A - Swing : en
  • GB564170A - Improved method and apparatus for building a sea wall or like under water barrier : en
  • US2357942A - Outboard motor : en
  • US2358134A - Rotor : en
  • ES166769A1 - A PROCEDURE FOR THE OBTAINING OF OXYHYDROPHENANTRENCARBOXYLIC ACIDS, RESPECTIVELY FROM THEIR DERIVATIVES : en es
  • ES166805A1 - A PROCEDURE FOR THE MANUFACTURE OF A TILE INTEGRATED BY THREE AGRUPATIONS OF NATURE PHYSICALLY DIFFERENT : en es
  • GB564099A - Improvements relating to boxes and containers for toilet powders : en
  • CH234200A - Drum-shaped impeller for centrifugal machines conveying liquid or gaseous media. : de en
  • GB564047A - Improvements in or relating to magnetic dust cores for inductance coils : en
  • DE752495C - Piston engine : de en
  • GB564166A - Improvements in chimney tops : en
  • DE747243C - Method for maintaining an approximately constant vapor concentration in gas mixtures : de en
  • GB564078A - An improvement in hobs for cutting toothed gears : en
  • CA422544A - Gas saver : en fr
  • US2358088A - Machine tool : en
  • GB564063A - Method and apparatus for building tires : en
  • DE747207C - Toggle circuit for generating symmetrical deflection voltages or deflection currents : de en
  • DE747229C - Process for the production of antimony-containing diffusion coatings on iron and steel : de en
  • DE747124C - Process for producing steels containing chromium : de en
  • FI20246A - Kopplingsplint, huvudsakligast för telefonväsendet : en fi
  • CA422566A - Piston cooling system : en fr
  • GB564081A - Improvements in or relating to magnesium base alloys : en
  • GB564169A - Improvements relating to pumps for low temperature liquids : en
  • GB564111A - An improved dividing engine : en
  • US2357836A - Caliper attachment : en
  • US2358141A - Furnace jack : en
  • US2357909A - Apparatus for cleansing fabrics and the like : en
  • ES166750A3 - A PHOTOGRAFIC CAMERA : en es
  • US2357816A - Duplicating machine : en
  • CA422567A - Electric switching unit : en fr
  • US2357908A - Rug package : en
  • DE747127C - Device for wet treatment of bast fibers in tape form : de en
  • GB564152A - Improvements in and relating to chain saws : en
  • US2358093A - Range finder for cameras : en
  • US2358194A - X box : en
  • GB564105A - A method and means of cleaning, dressing, grading, and airing grain, seeds, peas, beans, cereals and the like : en
  • GB564148A - Sewing machine table : en
  • US2358249A - Wrench : en
  • CH234119A - Process for the production of plastic masses. : de en
  • US2358025A - Railway car side door lock : en
  • US2358202A - Method of producing gels : en
  • US2358219A - Production of solutions for the manufacture of artificial fibers : en
  • DE749043C - Vacuum dryer for drying fruits or the like. : de en
  • GB564104A - Manufacture of fabrics and the like with beaded or similar decoration : en
  • FI20258A - Polygonal conductors of the tunnel : en fi
  • CA422584A - Light metal brazing method : en fr
  • CH234087A - End link for zippers. : de en
  • US2358144A - Welding apparatus : en
  • US2358168A - Totalizing machine : en
  • US2357827A - Photographic copying apparatus : en
  • DE747123C - Process for preparing metal shavings, in particular iron shavings, for contraception : de en
  • US2358287A - Amino chromanes : en
  • CA422621A - Colour photography : en fr
  • CH234274A - Device for attaching the caterpillar guides to tractors. : de en
  • CA422578A - Saw : en fr
  • CA422619A - Photographic composition and process : en fr
  • US2358030A - Preparation of amines : en
  • DE747181C - Additive to feed : de en
  • US2358062A - Apparatus for binding perforated leaves : en
  • USD138777S - Besign fob a toy : en
  • USD138772S - Wallpaper border or similar article : en
  • CA422558A - Fastening device : en fr
  • CA422577A - Window sash and frame : en fr
  • US2357799A - Container handling machine : en
  • US2357808A - Rail fastening : en
  • US2357857A - Method of making carbon black : en
  • US2357946A - Dehydrator : en
  • US2358130A - Stabilization : en
  • US2358207A - Brewer's pitch composition : en
  • US2357916A - Power lift and depth control : en
  • DE747125C - Control device for the successive use of the rail brakes in pairs in electrically operated vehicles : de en
  • CH234110A - Process for the preparation of a leuco sulfuric acid ester of the isodibenzanthrone series. : de en
  • CH234275A - Device for displaying broken belts in belt drives, in particular for motor vehicles. : de en
  • CH234135A - Ski binding with adjustable toe pieces. : de en
  • US2358152A - Phase and frequency modulation system : en
  • GB564076A - Apparatus and method for the control of air flow through furnace tuyeres : en
  • CH234303A - Process for the production of a condensation product. : de en
  • CA422589A - Braking apparatus : en fr
  • AU118882B2 - Improvements in apparatus for coupling tilling andother implements to tractors : en
  • US2358009A - Grave marker : en
  • CH234095A - Slicer with an adjustable feed plate. : de en
  • CH234130A - Switching lock for small typewriters. : de en
  • DE747156C - Beam splitter made from cemented prisms : de en
  • US2358173A - Glare shield : en
  • CA422651A - Rivet sticking device : en fr
  • CH234100A - Process for the production of oleum from sulfuric acid. : de en
  • CA422592A - Hydraulic remote-control apparatus : en fr
  • US2358002A - Production of sand cores : en
  • US2358123A - Multiplex repeater : en
  • US2357798A - Phenol-formaldehyde adhesives : en
  • US2357858A - Electrical connector : en
  • CH234107A - Process for the preparation of secondary amines of the anthraquinone series. : de en
  • CH234305A - Anti-skid pad. : de en
  • CH234165A - Control device for the hydraulically operated ram of a work machine. : de en
  • CH234217A - Detachable, solderless cable connection. : de en
  • SE111800C1 - : en
  • US2358292A - Conveyer : en
  • US2357853A - Electric circuit breaker : en
  • GB564128A - Improvements in and relating to electric circuit-interrupter control systems : en
  • CH234145A - Orientation compass. : de en
  • US2357985A - Synthesis of hexoestrol : en
  • US2357840A - Regenerative telegraph repeater : en
  • US2358005A - Self-tightening fastener : en
  • US2357939A - Safety razor blade holder : en
  • US2357989A - Smokeless powder : en
  • CA422611A - Radio direction finding receiver : en fr
  • AU118877B2 - Improvements inthe cushioning of reciprocating pumps or liquid lines forthe purpose of avoiding liquid hammer therein : en
  • CA422590A - Can closing machine : en fr
  • USD138771S - Wallpaper border or similar article : en
  • US2358045A - Noise reduction in signal transmission systems : en
  • US2358217A - Cushion release hitch : en
  • USD138759S - Wallpaper border or similar article : en
  • US2357950A - Process of making metal-coated plastic articles : en
  • US2358179A - Two-way separable coupling for fastener stringers : en
  • US2358159A - Medicine dropper : en
  • US2358132A - Snub terminal connector : en
  • DE747140C - Grinding stone for producing wood pulp : de en
  • CH234261A - Process for the production of an electric alarm clock, in particular for telephone subscriber sets, and alarm clock produced by the process. : de en
  • DE747139C - Drilling device : de en
  • US2357922A - Electronic translating device : en
  • US2358020A - Color analyzing device : en
  • US2358189A - Engraver's gum : en
  • DE747201C - Railway carriages with movable unloading flaps : de en
  • CH234117A - Method of treating styrene. : de en
  • US2357905A - Automatic sadiron : en
  • FI20263A - Vibrationssil : en fi
  • GB564149A - Feed and regulating means for a machine-tool : en
  • CA422540A - Sugar beet seed drill and fertilizer attachment : en fr
  • DE747248C - Process for tanning animal hides and skins with chrome tanning agents : de en
  • GB564184A - Improvements in compressed air circuit breakers combined with disconnecting switches : en
  • CA422593A - Alloy : en fr
  • DE749374C - Wheel guide for driven steering wheels of motor vehicles : de en
  • GB564158A - Improvements in or relating to guns and other devices for discharging projectiles : en
  • CH234127A - Typewriter cards-pattern. : en fr
  • DE747113C - Fountain pen with writing tube : de en
  • ES166824A1 - IMPROVEMENTS INTRODUCED IN THE TANKS OR OVENS TO FUSE GLASS : en es
  • US2358116A - Electrical distribution system : en
  • US2358252A - Fountain shaving brush : en
  • CH234182A - Hammer mill. : de en
  • US2358047A - Hydraulic remote indicating apparatus : en
  • CH234262A - Arrangement for connecting a device provided with a microphone and telephone, in particular for monitoring purposes, to a four-wire line equipped with amplifiers. : de en
  • GB564143A - Improvements in and relating to transportable glass-houses : en
  • US2358290A - Packing material : en
  • CA422669A - Confection product manufacturing apparatus : en fr
  • CH234144A - Evaluation device for stereophotogrammetric recordings. : de en
  • CH234057A - Device for catching insects and other flying vermin. : de en
  • GB564026A - Improvements in or relating to shock-absorbing or cushioning material made from fibrous substances : en
  • US2358185A - Telephone system : en
  • NL57615C - : nl
  • DE747216C - Continuously expandable carbon electrode for melt flow electrolysis and its mode of operation : de en
  • US2357895A - Processing of fruit juices : en
  • USD138774S - Design for an engine starter housing : en
  • US2358171A - Ingot mold : en
  • US2357968A - Means and method for molding hollow concrete beams : en
  • US2358001A - Container filling mechanism : en
  • US2358145A - Telephone or like impulsing system : en
  • US2358263A - Becokij makimx aot : en
  • DE747200C - Process for the production of agents which promote plant growth : de en
  • US2357919A - Combined casing and nail file : en
  • US2357812A - Metal tube bending machine : en
  • DE747160C - Filling for towers and reaction rooms : de en
  • IE16694L - Electric irons : en
  • GB564048A - Improvements in or relating to carriages carrying the paper for typewriters or calculating machines : en
  • CH234177A - Cutting steel. : de en
  • DE747176C - Device for quick coupling and loosening of chains or ropes : de en
  • ES166783A1 - A SIGNAL RECEIVER CAPABLE OF DIFFERENTIATING BETWEEN A PREDETERMINATED FREQUENCY SIGNAL AND VOCAL SIGNALS THAT INCLUDE A PREDETERMINED FREQUENCY : en es
  • IE18783L - Radiolocation; responder and interrogator : en
  • CH234206A - Gas generator system with an engine operated by the gases generated. : de en
  • CA422574A - Protective headgear : en fr
  • US2357994A - Minus green filter glass : en
  • CA422542A - Oscillatory motor : en fr
  • USD138782S - Design for an egg case filler : en
  • CA422537A - Electrical musical instrument : en fr
  • CH234131A - Eraser stencil for typewriters and similar office machines. : de en
  • CA422617A - Scroll strip forming apparatus : en fr
  • AU906443A - An improved weighing machine : en
  • US2357999A - Floating wing for excavating implements : en
  • US2357954A - Material loading device : en
  • US2357842A - Container and method of forming same : en
  • US2358032A - Power element : en
  • US2358229A - Treatment of pyroligneous acid : en
  • CH234157A - Waterproof pusher. : en fr
  • US2357997A - Oil-burning pilot : en
  • CH234162A - Alliage léger. : de en fr
  • CA422594A - Air speed indicator : en fr
  • CA422700A - Power belt : en fr
  • CH234178A - Scraping tool. : de en
  • CA422559A - Flexible metallic bellows : en fr
  • CH234121A - Method and device for producing narrow paper rolls. : de en
  • CH234235A - Winding arrangement on reactors or transformers with several iron cores. : de en
  • US2357890A - Net : en
  • US2358218A - Ship raising device : en
  • CH234249A - Installation for measuring blood pressure. : en fr
  • CH234273A - Device on power transmission systems with change gears for automatic control of the switching device, in particular for motor vehicles. : de en
  • CH234070A - A method of manufacturing a hotplate for an electric cooker, and a hotplate obtained by this process. : en fr
  • CA422575A - Punching device : en fr
  • US2358201A - Preparation of gels : en
  • GB564085A - Improvements in and relating to multi-way electric switches : en
  • GB564176A - Improvements in or relating to burning stamps : en
  • US2357918A - Toolholder : en
  • NL56890C - : en
  • FI20269A - Office vacuum cleaner : en fi
  • US2357859A - Container : en
  • FI20261A - Mass separator : en fi
  • DE747214C - Tire vulcanizing press : de en
  • CA422596A - Fluid pressure device : en fr
  • CH234132A - Process for the production of photographic material and material produced by this process. : de en
  • DE747121C - Production of viscous, colloidal potassium metaphosphate solutions : de en
  • ES166832A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • ES166841A1 - A PROCEDURE FOR DIRECTLY USING SOLID FUELS FOR POWERING INTERNAL COMBUSTION ENGINES, SUCH AS AMMONIUM SALTS, SUGAR SUBSTANCES, MINERAL OR VEGETABLE CARBON AND THE LIKE : en es
  • ES166779A3 - A RADIO RECEIVER FOR VEHICLES : en es
  • CH234065A - Double-walled fresh air supply nozzle containing a coolant between the walls for gas generators working with cross-gasification. : de en
  • US2358187A - Process of regenerating sodium hydroxide-sodium sulphide cooking liquors : en
  • US2358197A - Trimmer for chain welding machines : en
  • FI20259A - Reversing device for internal combustion engines, in particular marine internal combustion engines : en fi
  • AU1011843A - An improved appliance for spearing and catching fish, animals orthe like : en
  • FI20271A - Förbindelse mellan tunnväggiga vapenhöljen och vapnets hållare : en fi
  • ES166796A1 - A SAFETY VALVE FOR HIGH VOLTAGE COMPRESSORS : en es
  • FI20240A - Pastöriseringsapparat för i flaskor eller liknande kärl förvarade vätskor : en fi
  • GB564059A - Improvements in or relating to the alkylation of benzene : en
  • US2357876A - Deep drawing steels and method of making the same : en
  • CA422539A - Textile apparatus : en fr
  • GB564126A - Improvements in the moulding and shaping of articles from thermo-plastic sheet material : en
  • US2357998A - Mold for spliced cable joints : en
  • CA422601A - Vehicle body : en fr
  • CH234236A - Device in which the shape of the terminal voltage of an electricity consumer is regulated. : de en
  • CH234068A - Process for cleaning gas by means of filter bodies, in particular for vehicles operated by generator gas, as well as filters for carrying out this process. : de en
  • US2358085A - Screed unit : en
  • US2358272A - Art of distilling spirituous liquors : en
  • CH234151A - Drop handle instrument. : de en
  • US2357884A - Fur pelt or skin stretching mechanism : en
  • US2357951A - Pneumatic gun : en
  • US2357983A - Noise limiter circuit : en
  • CA422627A - Centrifugal casting apparatus : en fr
  • CH234295A - Process for the production of a vat dye. : de en
  • USD138791S - Design for a baby carrier : en
  • US2358033A - Orchard heater : en
  • CH234055A - Picking basket for pome and stone fruit. : de en
  • USD138801S - Harrington airplane : en
  • CH234077A - Spooler with automatic spool change. : de en
  • US2358018A - Aviation trainer : en
  • CA422603A - Paper manufacture : en fr
  • CA422614A - Addition agent for manganese electrolytes : en fr
  • CH234218A - Pillar type circuit breaker. : de en
  • US2358216A - Safety release hitch : en
  • US2357793A - Machine for working sheet metal articles : en
  • US2357990A - Process of treating copper ores : en
  • US2358291A - Tubing construction : en
  • US2357815A - Automotive fixture or accessory : en
  • AU118874B2 - Improvements in or relating to circuit arrangements for separation of line and frame synchronising signals ina television receiver : en
  • CA422664A - Phonograph cabinet : en fr
  • US2358111A - Igniting device : en
  • GB564028A - Improvements relating to gas lift displacement pumps : en
  • CA422560A - Christmas tree stand : en fr
  • CH234137A - Ski binding with heel pull cable and tensioner. : de en
  • ES166781A1 - A PROCEDURE FOR THE OBTAINING IN A THREAD AND FILM OPERATION BY THE METHOD OF THE VISCOSE FROM RAW MATERIALS CONTAINING CELLULOSE OR THIS CELLULOSE : en es
  • CH234062A - Fireplace with air heating. : de en
  • CH234163A - Lightweight anti-friction alloy. : en fr
  • CA422600A - Brake mechanism : en fr
  • CA422696A - Waterproofing apparatus : en fr
  • US2358028A - Monitoring receiver : en
  • US2358237A - Telephone system : en
  • CA422641A - Card support : en fr
  • ES166804A1 - AN APPARATUS FOR THE AUTOMATIC LAYOUT OF CIRCULAR CURVES ON THE GROUND : en es
  • CA422573A - Multiple disc shaft coupling : en fr
  • US2357969A - X-ray cassette : en
  • US2357834A - Vibrating converter : en
  • US2357891A - Electric balance or scale : en
  • US2358146A - Operating mechanism : en
  • CA422547A - Riveting tool : en fr
  • CH234136A - Snow plate with ring made of metal tube and strap fittings. : de en
  • US2358034A - Oven construction : en
  • CH234255A - Process for the production of powders containing sulfur. : de en
  • US2357831A - Hot-air furnace : en
  • USD138804S - Design fob a toy helicopter ob semilab article : en
  • US2357948A - Transfer sheet and ink therefor : en
  • CH234285A - Device for the effect of hot air on items of clothing. : de en
  • GB564080A - Improvements in and relating to lighting fittings : en
  • DE746946C - Method and device for cleaning electrodes : de en
  • US2358139A - Sanitary basin : en
  • US2357964A - Fountain brush : en
  • US2358050A - Method and apparatus for manufacturing and controlling the grain size of barium sulphate : en
  • CH234299A - Process for the production of flexible corrugated tubes. : de en
  • GB564074A - Improvements in or relating to apparatus for grinding or polishing diamonds : en
  • US2357860A - Cigarette detecting and correcting : en
  • GB564071A - Improvements in and relating to scrubbing and like brushes : en
  • GB564073A - Improved apparatus for trimming hedges : en
  • US2358164A - Cylinder safety lock : en
  • ES166776A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • FI20248A - Galvanic batteries : en fi
  • DE747190C - Steam-heated tube dryer with pivot bearing and movable arrangement of the lower support bearing : de en
  • US2357980A - Baby shoe and lacing therefor : en
  • CA422694A - Separable fastener : en fr
  • US2357810A - Root harvesting machine : en
  • CH234154A - Optical system according to Schmidt. : de en
  • US2358136A - Automatic reclosing circuit breaker equipment : en
  • US2358072A - Preparation of phe : en
  • CA422660A - Container spout : en fr
  • US2358037A - Milking apparatus : en
  • CH234260A - Attenuator device for broadband transmission lines. : en fr
  • US2357864A - Baling yarn : en
  • US2358280A - Tractor planter attachment : en
  • CH234207A - Clutch device for temporarily coupling a starter motor with a starter internal combustion engine. : en fr
  • ES166774A3 - A PROCEDURE FOR THE MANUFACTURE OF A SYNTHESIS OF A PRODUCT WITH ANTI-PARASITIC PROPERTIES : en es
  • ES166847A1 - A NEW PROCEDURE FOR BORREGO SKIN COATING : en es
  • GB564057A - Improvement in method and means for coiling wire inserts for screw connections : en
  • US2357837A - Container overcap and method of applying the same : en
  • US2358049A - Work gripping device : en
  • FI20241A - Vertical anchors are designed to be electrolyzed by salt : en fi
  • CA422564A - Magnetic actuator : en fr
  • CH234254A - Process for the preparation of 1- (B-phenylethyl) -6,7-diacetoxy-1,2,3,4-tetrahydroisoquinoline bromohydrate. : de en
  • US2357869A - Portable water still : en
  • ES166789A1 - A PROCEDURE TO MAKE THE MECHANICAL AGENTS AND THE CONSTRUCTION ELEMENTS OF WOOD AND VEGETABLE FIBERS INDESTRUCTIBLE BY FIRE AND MECHANICAL AGENTS : en es
  • GB564119A - Improvements in or relating to automatic steering gear : en
  • US2358232A - Gauge and method of making the same : en
  • US2358086A - Food product and process for making the same : en
  • USD138779S - Fig. i. j. o. reinecke machine for opening cans : en
  • US2357823A - Abrasive belt for sanding steel : en
  • CH234187A - Process for applying atomized liquids, especially paints and varnishes, to surfaces, and a spray device for carrying out the process. : de en
  • DE747137C - Multi-speed gearbox for driving the charging fan of internal combustion engines : de en
  • US2358288A - Heddle bar support : en
  • US2358140A - Waterproofing material and method of making the same : en
  • AU844443A - Improvements in or relating to circuit arrangements for separation of line and frame synchronising signals ina television receiver : en
  • US2357872A - Diaphragm pump : en
  • US2358087A - Electromechanical filter : en
  • GB564118A - Toilet and other appliances : en
  • CH234210A - Method and device for injecting inert fuel under pressure. : de en
  • GB564134A - Improvements in or relating to optical objectives : en
  • CH234075A - Container closure device. : en fr
  • DE747195C - Process for mixing or diluting hot solutions : de en
  • US2358227A - Simultaneous flocking : en
  • GB564038A - An improved rotary pump : en
  • CA422701A - Nut : en fr
  • GB564135A - Wave-signal translating channel : en
  • USD138778S - Toy glass airplane for candy pellets : en
  • CA422634A - Electric insulating material : en fr
  • CH234080A - Sizing agent for rayon. : de en
  • CA422652A - High shear strength rivet : en fr
  • CA422653A - Bottle cap applying machine : en fr
  • CH234215A - Stator core package for through-ventilated electrical machines. : de en
  • CA422579A - Calculating machine : en fr
  • CH234221A - Gas pressure switch. : de en
  • CH234246A - Electric time relay. : de en
  • GB564039A - Improvements in or relating to drawing drums for wire-drawing machines : en
  • CH234302A - Process for the preparation of an N-sulfonylurea. : de en
  • US2358013A - Telephone system : en
  • USD138764S - Wallpaper border or similar article : en
  • FI20260A - Sätt vid indunstning : en fi
  • CA422673A - Printing telegraph apparatus : en fr
  • CH234300A - Double parallel winding, especially for rotor-fed shunt commutator motors. : de en
  • CH234089A - Wood stain for footwear. : de en
  • DE747238C - Process for obtaining a pulp with a controllable content of alpha cellulose : de en
  • DK62678C - Apparatus for the production of flashes of light for stroboscopic purposes. : da en
  • GB564129A - Responsive device for producing and transmitting variable fluid pressure : en
  • ES166782A2 - IMPROVEMENTS MADE IN THE ELECTRODES FOR SPOT WELDING : en es
  • ES166853A1 - A PROCEDURE FOR THE OBTAINING OF TIN OXIDE FROM THE ALKALINE OR ALKALINE-TERRAIN ESTANS : en es
  • CH234205A - Gear for forcing the synchronism of the counter-rotating masses of a free-flight piston engine. : de en
  • ES166827A1 - A NEW SYSTEM OF SPECIAL RETORTAS FOR THE DISTILLATION OF OLIVE ORUJOS, EXTRACTED OR WITHOUT EXTRACTING, SHELLS, WASTE AND OTHER MEASURED PRODUCTS : en es
  • GB564102A - Improvements in or relating to centrifugal governors : en
  • GB564175A - Improvements in and relating to tyre valve connectors : en
  • FI20249A - Kvicksilverströmbrytare : en fi
  • ES166810A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT : en es
  • GB564045A - Improvements in and relating to frequency modulation apparatus : en
  • US2357801A - Cigarette kickout : en
  • GB564150A - Improvements relating to the lubrication of internal combustion engines : en
  • US2358177A - Spray nozzle : en
  • US2357894A - Hydrogenation of carbon oxides : en
  • DE747192C - Founding procedure for piles in non-rammable rock : de en
  • GB564167A - Improvements relating to operating mechanism for windows and like closures : en
  • FI20257A - Air valve : en fi
  • ES166800A1 - A MACHINE FOR THE MANUFACTURE OF SUPER CONCRETE BLOCKS OF CONCRETE : en es
  • DE747247C - Manufacture of colored lacquers : de en
  • US2357835A - Drilling bit : en
  • US2358214A - Method for producing butterfat : en
  • CA422688A - Shoe sole working machine : en fr
  • USD138805S - Design for a fishpond game device : en
  • AU815943A - Improvements in and relating to straight bar knitting machines : en
  • US2358230A - Adjustment attachment for lathe tool holders : en
  • US2357819A - Supporting frame for screens : en
  • US2357947A - Fuel feed system : en
  • DE747155C - Process for correct tonal electrical transmission of images in which there is a reversal from negative to positive or from positive to negative images : de en
  • US2358271A - Cylinder and piston and method of producing a working seal therebetween : en
  • US2357889A - Fastener-inserting machine : en
  • ES166858A1 - A NEW POOR GAS GENERATOR WITH VEGETABLE CARBON AND DEVICE TO INDISTINATELY RUN WITH THIS GAS, GASOLINE OR WITH MIXED MIXTURE ADAPTABLE TO MOTOR VEHICLES : en es
  • FI20252A - Anordning förflyttning av sjuksängar : en fi
  • US2357995A - Remote control system : en
  • US2358069A - Clarification of cellulose ester acid dopes : en
  • CA422623A - Elevator position indicator : en fr
  • CH234239A - Coil arrangement. : de en
  • US2358206A - Attaching device : en
  • US2357820A - Popcorn machine : en
  • US2358094A - Switch-over device : en
  • US2357937A - Composition of matter and method of making same : en
  • DE754711A - Process for plating metals and / or alloys : de en
  • DK62677C - Signal system for indicating an interruption of one or more of the voltage connections for three-phase electricity meters. : da en
  • US2358195A - Manufacture of rubber in sheet or crepe form and of rubber articles : en
  • ES166843A1 - A PERFECTION IN THE CANNERING MACHINES OF CONES : en es
  • US2358120A - Flag holder for automobiles : en
  • CH234241A - Coil arrangement for circular deflection of the electron beam of a cathode ray tube. : de en
  • US2358278A - Strip forming means : en
  • US2358149A - Cracking hydrocarbon oils : en
  • US2358071A - Refrigerating and storage cabinet for automobiles : en
  • US2358253A - Machine for shoemaking : en
  • US2357902A - Article forming apparatus : en
  • CH234148A - Pointer metal thermometer with an externally adjustable zero point. : de en
  • CH234160A - Bumper bearing for watchmaking mobile pivot. : en fr
  • USD138780S - Design for a purse frame : en
  • CH234269A - Clamping and locking device for a band iron tire. : de en
  • CH234179A - Process for the production of steels with high fatigue strength. : de en
  • CH234267A - Electrical monitoring system in a building with rooms that are to be protected against break-in or break-out. : de en
  • CH234263A - Arrangement for voltage stabilization of the control frequency voltage in audio frequency superimposed consumer networks. : de en
  • US2357833A - Thermoplastic molding composition : en
  • US2357979A - Atomizer : en
  • CA422670A - Spring packing making apparatus : en fr
  • CH234181A - Plant for the preparation of beams, posts, purlins and the like woods for building purposes. : de en
  • CA422630A - Terminal block : en fr
  • CH234083A - Process for the preparation of capillary active agents. : de en
  • US2357852A - Selvedge formation in reinforced widened heel of stocking blanks : en
  • AU118875B2 - Improvements in or relating to fuel systems : en
  • US2358254A - Apparatus for moving articulations : en
  • DK62683C - Irrigation device. : da en
  • US2357930A - Interrupted stripe painting machine : en
  • CH234169A - Device for expanding the control range downwards of stray arc welding transformers. : de en
  • CA422568A - Electrical resistance device : en fr
  • US2358073A - Insecticide and process of preparing it : en
  • CH234159A - Winding crown. : en fr
  • DE747170C - Means for detachable fixing of insulating rollers : de en
  • US2358150A - Cracking hydrocarbon oils : en
  • CA422661A - Fishing net edge line : en fr
  • CH234259A - Process for the preparation of 1- (p-oxyphenyl) -3-dimethylamino-pentane chlorohydrate. : de en
  • CA422692A - Firearm construction : en fr
  • USD138800S - Design for a slack suit : en
  • US2358200A - Grid assembly structure : en
  • ES166866A1 - IMPROVEMENTS INTRODUCED IN STEAM BOILERS OF TWO-COMPOSITE COMPOUND LOCOMOTIVES, WITH FIRE CHAMBER OF WATER TUBES AND TUBULAR BOILER OF MULTIPLE SMOKE PIPES : en es
  • CH234152A - Insulating jacket converter with means for emptying the expansion vessel. : de en
  • DK62684C - Method and Installation for Starting and Partial Load Operation of Multistage Rotary Compressors, Turbines or Machine Groups Formed Therefrom. : da en
  • CA422585A - Light metal brazing method : en fr
  • US2357817A - Slope meter : en
  • CH234122A - Cover sheet for multiple use of envelopes. : de en
  • CH234228A - Diode oscillator. : de en
  • NL56949C - : en
  • DE747205C - Method for applying a secondary emissive layer to an electrode of a discharge vessel : de en
  • US2357959A - Electromagnet and relay : en
  • US2358056A - Manufacture of paper for photographic purposes : en
  • US2358166A - Spark check arrangement : en
  • CH234298A - Braking power test bench for vehicles. : en fr
  • CA422632A - Strain relief device : en fr
  • GB564103A - Heating device for rooms and other enclosed spaces : en
  • CH234109A - Process for the production of a 15-monobromo-2-7-dicarboxy-3-6-dioxy-fluorane dye. : de en
  • CA422659A - Vacuum pump : en fr
  • US2357935A - Composition of matter and method of making same : en
  • DK62686C - Fire extinguisher with swivel Outflow nozzle. : da en
  • US2357883A - Cutting die : en
  • US2358180A - Plate assembling and retaining jack : en
  • US2358078A - Art of rating cyclic motions : en
  • CH234076A - Spooling or shedding machine. : de en
  • CA422646A - Chemical compound : en fr
  • CA422640A - Material property testing apparatus : en fr
  • CH234091A - Edge folding machine, in particular for footwear. : de en
  • CA422576A - Storm sash : en fr
  • CA422607A - High voltage circuit breaker : en fr
  • CA422679A - Railway traffic control apparatus : en fr
  • CH234149A - Electrical measuring device. : de en
  • CA422636A - Master cylinder : en fr
  • DE747245C - Process for the production of brownstone-containing depolarization electrodes : de en
  • CA422655A - Distributing valve : en fr
  • CH234226A - Device for protecting a direct current generator against the consequences of an armature sound insulation fault. : en fr
  • DE747226C - Device for partial chrome plating of objects : de en
  • CH234223A - Regulating device for alternating current devices. : de en
  • US2358163A - Apparatus for automatically indicating the electrical conductivity of liquids : en
  • US2358257A - Projectile deflector : en
  • US2357879A - Molding apparatus : en
  • CH234084A - Iron. : en fr
  • CH234225A - Method for rapid electrical braking of an electric motor and electromagnetic relay for carrying out the method. : de en
  • CH234229A - High-voltage coils, in particular for transducers, and processes for their manufacture. : de en
  • US2357927A - Emulsion printing ink : en
  • CA422644A - Chemical compound : en fr
  • US2358121A - Focusing camera : en
  • US2358147A - Concrete structure : en
  • US2357956A - Pipe anchoring means : en
  • US2358102A - Recording instrument : en
  • DE747163C - Process for the production of coarse-grained superphosphate : de en
  • CA422595A - Throttle controlling mechanism : en fr
  • CA422605A - Condensation product : en fr
  • FI20255A - Anordning vid apparater for uppvärmning medelst ånga : en fi
  • CH234272A - Single-axle road vehicle. : de en
  • GB564075A - Improvements in or relating to apparatus for marking traffic lines on foot paths or roads : en
  • US2358151A - Mask structure : en
  • CH234125A - Storage folder for documents without perforation. : de en
  • CH234233A - Contact for low voltage devices. : de en
  • CH234085A - Articles for the clothing industry. : de en
  • CH234208A - Gas-air mixing device for engines operated with generator gas. : de en
  • US2357794A - Lady's undergarment : en
  • US2358117A - Telegraph apparatus : en
  • USD138786S - Design for a vase or similar article : en
  • US2358262A - Holder for coins and bills : en
  • US2358204A - Method of making pile fabrics : en
  • GB564061A - Improvements in or relating to power-plants for aircraft : en
  • DE749522C - Dimming device for optical devices : de en
  • GB564161A - Improvements in or relating to textile air filters : en
  • GB564067A - Improvements in or relating to road rims for the wheels of agricultural tractors or the like : en
  • GB564131A - Improvements in and relating to the production of differential dyeing effects on fabrics : en
  • GB564024A - Manufacture and use of tetrakisazo-dyestuffs : en
  • FI20262A - Anordning för concentrering av fibermaterialuppslamningar : en fi
  • USD138795S - Stoughton airplane : en
  • CH234219A - Rotary switch with pressure rollers. : de en
  • US2358048A - Preparation of esters of polybasic cyclic unsaturated acids : en
  • US2358127A - Frequency measuring apparatus : en
  • US2357987A - Magnesium compositions : en
  • US2358099A - Tone control for transmitters : en
  • US2358285A - Gas analyzer : en
  • CH234198A - Pressing device. : de en
  • DE747231C - Process for the production of boron-free enamels, in particular basic enamels : de en
  • US2358238A - Filter for dry cleaning liquids : en
  • US2358115A - Gun turret for bombing airplanes : en
  • US2358212A - Method of producing butylene glycol : en
  • US2358264A - Gauge or instrument for measuring or testing mechanical work : en
  • CH234248A - Fitting for an electric gas discharge tube for connection to low voltage. : de en
  • DK62688C - Taping machine with Cutting tool. : da en
  • US2358109A - Rotary abrading device : en
  • USD138788S - Photographic frame rack or similar article : en
  • US2357973A - Liquid-tight electric switch : en
  • ES166854A1 - AN INDUSTRIAL PROCEDURE FOR THE MANUFACTURE OF TRAPILLONES : en es
  • US2358266A - Fruit coloration : en
  • ES166855A1 - AN ESSAYED DRUM SHAKING MACHINE : en es
  • US2358181A - Hindered settling classifier : en
  • US2358255A - Fuel control apparatus : en
  • GB564117A - Improvements in or relating to spinners for airscrews : en
  • GB564124A - Improvements in or relating to handle grips : en
  • GB564146A - Improvements in or relating to structures made of pre-cast reinforced concrete units : en
  • US2358241A - Chamfering device : en
  • CA422656A - Conduit fitting : en fr
  • GB564144A - Improvements in and relating to transportable glass-houses : en
  • US2358023A - Heat-insulated floor : en
  • US2357892A - Egg cleaning apparatus : en
  • GB564127A - Improvements in or relating to the preparation of plastic compositions : en
  • GB564106A - Improvements in or relating to detachable bits for rock drills : en
  • DE747138C - Equipment on exhaust pipes to reduce the risk of burns : de en
  • ES166759A1 - A REFRIGERATOR APPARATUS : en es
  • GB564164A - Improvements in electrical filter networks : en
  • DE747126C - Carbon slip ring for electrical machines and apparatus : de en
  • GB564171A - Improvements in or relating to portable percussion tools : en
  • FI20264A - Centrifugalsikt avskiljande av Tunga föroreningar från vätskor : en fi
  • GB564116A - Improvements relating to showcards for advertising purposes : en
  • GB564032A - Improvements in or relating to filters for liquids : en
  • ES166857A1 - A MECHANISM FOR THE ADVANCE AND REVERSE OF THE CYLINDER OF SLOTS IN THE MACHINES TO FIX TELESCOPES TO LIZOS : en es
  • GB564138A - Improvements in or relating to suction cleaning systems : en
  • US2358004A - Treatment of tall oil : en
  • US2358226A - Rotary water pump : en
  • DE747199C - Process for the production of soil improvers enriched with real humus substances : de en
  • GB564157A - Improvements in or relating to lifting cranes or hoists : en
  • US2358122A - Wellhead equipment : en
  • US2358220A - Electrode holder : en
  • US2357945A - Weighted box seal for sand cleaners : en
  • US2357885A - Melting magnesium : en
  • US2357949A - Process for preparing mordant dyestuffs : en
  • ES166762A1 - AN AUTOMATIC SWITCHING VALVE FOR FLUIDS : en es
  • GB564070A - Improved coupling device : en
  • US2357824A - Apparatus for coating paper : en
  • US2357896A - Oleaginous composition and method : en
  • CH234161A - A method and apparatus for the rapid, regular and substantially complete removal of an impurity contained in a metal bath. : en fr
  • FI20247A - Radiomottagningsapparat, som medelst tryckknappar är automatostt avstämbar på ett antal förutbestämda stationer : en fi
  • CH234105A - Process for the preparation of a derivative of thiophan-3-one-4-carboxylic acid ethyl ester. : de en
  • US2357846A - Method of and apparatus for the manufacture of rodlike articles : en
  • US2358268A - Coin water meter : en
  • US2358110A - Loading device for rotary rasps : en
  • USD138787S - Design fob a serving table : en
  • DE747159C - Use for columns and towers : de en
  • GB564025A - Improvements in packing boxes : en