• US2451383A - Wire saw strand : en
  • CA451873A - Vulcanization of rubbery copolymers of butadiene-1,3 hydrocarbons and alpha-methylene nitriles : en fr
  • US2451442A - Method of spot welding hollow sections : en
  • AU145917B2 - Improvements In or relating to methods of brazing articles consisting of oxidation-resistant alloys : en
  • AU146543B2 - Multiplex communication system : en
  • US2451389A - Line stretcher : en
  • US2451172A - Cushion tire : en
  • US2451269A - Flexible tubing joint : en
  • US2451425A - Flowmeter : en
  • CA451817A - Preparation of substituted sulphonamides : en fr
  • CH257446A - Angle measuring device. : de en
  • US2451324A - Shield for transformers : en
  • NL61780C - : en
  • CH257338A - Vibrator device. : en fr
  • US2450994A - C-clamp with laterally adjustable arm extensions : en
  • US2451184A - Protective device and the manufacture thereof : en
  • ES184104A1 - A DEVICE FOR WRITING AND TRANSMITTING AND FOR RECEIVING AND INTERPRETING ENCRYPTED COMMUNICATIONS : en es
  • US2450972A - Operating mechanism for lathes : en
  • US2451175A - Wrapping, banding, and tipping machine : en
  • USD151353S - Necklace or similar-article : en
  • US2451023A - Mannequin limb : en
  • ES18154U - Device-support for cooling bottles. (Machine-translation by Google Translate, not legally binding) : en es
  • ES183649A1 - IMPROVEMENTS IN THE CONSTRUCTION OF EXPLOSION ENGINES : en es
  • USD151314S - Design for an angle socket : en
  • US2451234A - Compression member : en
  • US2451285A - Exhaust structure for resiliently mounted engines : en
  • US2450952A - Phosphate cements : en
  • CH257607A - Device for emptying tiltable containers. : de en
  • DK67781C - Device by pistons. : da en
  • USD151411S - Merchandising counter display lamp : en
  • GB610331A - Machine for testing the accuracy of curves having helical characteristics and indicating or measuring errors therein : en
  • GB610376A - Method of centrifuging and washing sugar massecuites and similar mixtures : en
  • AU148209B2 - Improvements in or relating toa yoke member anda draft rigging : en
  • GB610116A - An improved bearing composed of rubber or like resilient material : en
  • GB610485A - Improvements in and relating to electric control devices : en
  • GB610281A - Improvements in or relating to mechanical power transmission arrangements : en
  • GB610314A - Improvements relating to the construction of rotors for compressors and turbines : en
  • GB610353A - Improvements relating to electric fires : en
  • CH257589A - Indicating device for the observation of radio transmissions. : en fr
  • GB610207A - Arrangement for strap fastenings : en
  • GB610366A - Improvements in or relating to pressure fluid stop valves : en
  • AU143088B2 - Anew or improved coupler for use in erecting temporary structures : en
  • CA451888A - Method and apparatus for applying clips : en fr
  • GB610016A - An improved resonance receiving relay : en
  • ES183782A1 - IMPROVEMENTS IN THE FINISHING MACHINES (SCANNERS) OF DETONATING PETARS FOR PYROTECHNIC USES : en es
  • AU146393B2 - Subscriber telephone set circuit : en
  • CH257511A - Coupling device for mechanical rescuers with high energy ratio. : en it
  • CH257610A - Device for supporting belt-driven accessories on vehicle engines, in particular for tractors. : de en
  • CA451882A - Fuel tank for aircraft : en fr
  • CH257484A - Grinding wheel and method of making the same. : de en
  • CH257622A - Rolling device on aircraft. : de en
  • AU126905B2 - Radiant light and/or heat energy receiver : en
  • USD151413S - Combined ash tray and cigarette holder : en
  • AU138919B2 - Improvements in anglers' reels : en
  • AU2238048A - Improvements in or relating toa yoke member anda draft rigging : en
  • US2451088A - Coin-receiving structure : en
  • US2451126A - Translucent sheet for reproduction purposes : en
  • ES11357Y - Electric trolley. : en es
  • ES17171Y - Cremone bolt with side closure. : en es
  • GB610249A - A warning device for use with telephones : en
  • US2451204A - Engine controller : en
  • US2451391A - Apparatus for surface treating small objects : en
  • FI23257A - Förfaringssätt framställning av porösa isoleringsplattor : en fi
  • GB610118A - Improvements in or relating to multi-vibrators and circuits utilising the same : en
  • US2451287A - Wrapper feed for wrapping machines : en
  • CA451872A - Catalyst for polymerization reactions : en fr
  • CH257571A - Socket for tube lamps. : de en
  • US2451036A - Specific gravity recorder : en
  • US2451418A - Method of and apparatus for reducing visible vapors above open vats and the like : en
  • GB610030A - Improvements in hydraulic circuits for metal working presses : en
  • US2450997A - Signaling system : en
  • US2451214A - Method of knitting : en
  • GB610448A - Improvements in or relating to holders for electric apparatus : en
  • USD151375S - Design for a picture mounting : en
  • GB610486A - Improvements in or relating to machines for treating textile materials with dyes and other liquids : en
  • CH257470A - Device for checking and automatically measuring the length or fractions of the length of parts machined on lathes or similar machine tools. : en fr
  • CH257543A - Process for the production of layered magnetic cores from strip-shaped sheet metal. : de en
  • GB610241A - Improvements in and relating to cased transformers, chokes and the like : en
  • US2450884A - Pressure measuring apparatus : en
  • US2451368A - Hose handling apparatus : en
  • AU127836B2 - Improvements in or relating to the control surfaces of aircraft : en
  • US2450924A - Electromagnetic switch : en
  • ES18131U - Glasses specially protective against strong solar radiation (Machine-translation by Google Translate, not legally binding) : en es
  • ES18155U - Circuit breaker for automotive dynamo coupling (Machine-translation by Google Translate, not legally binding) : en es
  • US2451439A - Control instrument : en
  • GB610209A - Improvements in or relating to the maintenance of pistons and the cylinders in which they reciprocate : en
  • US2451164A - Photography in additive color by the controlled utilization of chromatic aberrations in lenses : en
  • US2450906A - Necktie machine : en
  • US2450988A - Artificial fish bait : en
  • US2451423A - Art of welding wire-mesh fabrics : en
  • GB610245A - Improvements in racks : en
  • ES18141U - Special box for packaging nougat, cookies and similar products. (Machine-translation by Google Translate, not legally binding) : en es
  • GB610042A - Improvements in machines for ironing or pressing moist fabrics : en
  • CA451819A - Pigment : en fr
  • ES18088U - Toilet soap bar with permanent vision soap fillings (Machine-translation by Google Translate, not legally binding) : en es
  • GB610289A - Improvements relating to automatic switches of the kind used in telephone systems : en
  • GB610144A - Improvements in or relating to implements for hoeing : en
  • ES17041Y - Fixed and adjustable clamping leg for glass, wood, metal, marble and similar bodies. : en es
  • FI23207A - Caller ID for automatic telephone numbering for the registration of telephone numbers : en fi
  • GB610059A - New or improved nut-husking machine : en
  • GB610436A - Improvements in or relating to punching machines : en
  • CA451936A - Loom picker and joint structure therefor : en fr
  • ES18117U - Collarin for bottoms of shelves (Machine-translation by Google Translate, not legally binding) : en es
  • AU145209B2 - Improvements in or relating to electrode centering arrangements for electric discharge tubes : en
  • CH257496A - Strap buckle. : en fr
  • CH257533A - Method and device for cooling the air of gas turbine plants. : de en
  • ES13189Y - Glass pieces for lighting devices. : en es
  • ES18096U - Portable level indicator of the liquid in the barrels. (Machine-translation by Google Translate, not legally binding) : en es
  • GB610358A - Load hook connection for a chain hoist : en
  • FI23240A - Compounds for the sale of niobium and tantalum and other analogous metals : en fi
  • US2450940A - Polyamides from polymeric fat acids : en
  • US2451412A - Pressure switch : en
  • CH257435A - Musical mechanism. : de en
  • CA451842A - Ester : en fr
  • GB610197A - Improvements in or relating to the fabric take-up mechanism of circular knitting machines : en
  • GB610450A - Improved radio beacon system for the blind landing of aircraft : en
  • US2451272A - Activation of anion exchangers in sugar purification : en
  • ES183901A3 - A DRAIN MECHANISM FOR HOUSEHOLD WASHING MACHINES : en es
  • GR11825B - ROTARY OVEN FOR DRY DISTILLATION OF NUCLEAR OIL WASTE, TANNERY, WINERY, LYNTING, ETC. : el en
  • GB610029A - Improvements in control systems of the correspondence kind for movable members : en
  • GB610201A - Improvements relating to compositions containing hardness-sequestering phosphate and stabilizing agents : en
  • DK67773C - Central heating system. : da en
  • ES18105U - Apparatus for accounting based on mobile tracing sheets. (Machine-translation by Google Translate, not legally binding) : en es
  • AU2301448A - Toll circuits : en
  • CA451748A - Winding machine : en fr
  • GB610367A - A pedestal toasting fork : en
  • US2451232A - Switch control device : en
  • DK67786C - Sliding door lock. : da en
  • US2451366A - Air conditioning apparatus : en
  • US2451377A - Hydrogenation of tall oil : en
  • US2450938A - Automatic shutoff valve : en
  • US2451199A - Power shaker : en
  • US2451441A - Self-sealing coupling : en
  • US2451443A - Apparatus for orientation : en
  • CA451804A - Composite structure : en fr
  • USD151382S - Design for a watercraft : en
  • GB610100A - Improvements in or relating to dog kennels and the like : en
  • FI23265A - A method of attaching a capsule or the like to a bottle or the like : en fi
  • GB610047A - Improved methods of and apparatus for effecting vaporisation at reduced pressure : en
  • GB610108A - Improvements in or relating to axles for model railway vehicles, and model vehicles incorporating the same : en
  • ES15454Y - Silent perfected. : en es
  • ES18101U - Woven strip with sample to make footwear (Machine-translation by Google Translate, not legally binding) : en es
  • CH257474A - Mechanical adjustment device on rotating work devices. : de en
  • GB610377A - Centrifugal purging and washing method for sugar mixtures and the like : en
  • US2451369A - Igniter : en
  • GB610381A - Improvements relating to electric motor controlling systems : en
  • GB610069A - Improvements in or relating to the manufacture of waterproof fuses : en
  • GB610104A - A new or improved torque transmitting coupling : en
  • US2450918A - Control apparatus for radio receivers : en
  • US2451077A - Molded integral sewing hole button of thermosetting synthetic resinous materials : en
  • ES12554Y - Dredger. : en es
  • GB610454A - Improvements in or relating to radiograph measurement scales : en
  • ES17100Y - Thermo lunch box. : en es
  • US2451038A - Bib : en
  • GB610192A - Improvements in and relating to board games : en
  • GB610375A - Improvements in or relating to automatic lubricators : en
  • US2451231A - Magnet : en
  • GB610469A - Improvements in or relating to skirts or the like garments for wear : en
  • CH257551A - Clamp for the suspension of overhead electric cables. : en fr
  • US2451237A - Traction motor control system : en
  • US2451007A - Baby strap : en
  • ES183752A1 - A SYSTEM OF CLOCK MECHANISM AND CONTROLS, APPLICABLE FOR TOYS, SUCH AS AUTOMOBILES, CANOES AND THE LIKE : en es
  • ES184375A1 - WELDING APPARATUS : en es
  • US2451103A - Centrifugal casting apparatus : en
  • US2451261A - High and low pressure turbine rotor cooling arrangement : en
  • GB610139A - Preparation of aromatic polyesters for melt-spinning : en
  • GB610011A - Method and press for compacting metallic powder : en
  • GB610456A - Improvements in or relating to epicyclic change-speed gears : en
  • US2451124A - Bearing for electric motors : en
  • ES16880Y - Set of seat (or seats) and back (or backrests). : en es
  • US2450885A - Means for and method of making artificial teeth : en
  • AU140752B2 - Improvements in or relating tothe equipment of trawling vessels : en
  • AU2311448A - Improvements intwo-to-ordinate step-by-step electromagnetic switches : en
  • CA451825A - Polymerization of acrylic acid nitriles : en fr
  • CH257382A - Flattening machine. : de en
  • CH257522A - Hydraulic pump. : en fr
  • GB610385A - Heat and sound insulating fibre-board : en
  • US2450886A - Semiconductor : en
  • US2451063A - Riveting tool : en
  • AU2306948A - Improvements in or relating to trawling otters : en
  • CH257408A - Water-soluble, elastic glue, e.g. B. for labels and wallpaper. : de en
  • ES183935A1 - A PROCEDURE FOR OBTAINING A SUBSTITUTE FOR SOAP, LIQUID, DISINFECTANT AND FREE OF FAT : en es
  • GB610168A - Sizing of aromatic polyester yarns : en
  • ES16809Y - Underpants model. : en es
  • GB610071A - Constant fluid level apparatus for maintaining constant gas pressures : en
  • DK67778C - As for use with electric fences. : da en
  • DK67789C - Method for making toy balloons. : da en
  • GB610137A - Process for incorporating pigments or delustrants with highly polymeric linear esters : en
  • AU2239948A - Improvements in or relating to hose couplings : en
  • US2450899A - Fuse : en
  • CH257345A - Glass cutting device. : en fr
  • CH257385A - Washing machine and swing-out machine. : de en
  • CH257503A - Clamping device for holding elongated bodies. : de en
  • DK67787C - Automatic firearm. : da en
  • CH257616A - Lighting installation for road vehicles. : en fr
  • US2451222A - Coil former : en
  • US2451331A - Electrolytic recording : en
  • US2451419A - Duplex micrometer gauge : en
  • US2450978A - Method and apparatus for production of expanded slag : en
  • US2450871A - Relative temperature indicator : en
  • US2451131A - Method of making reinforced structures : en
  • DEP0008164DA - gas tank : de en
  • FI23212A - Starkströmskabel : en fi
  • US2451155A - Optical projection contour comparison device : en
  • US2451422A - Thermochemical removal of metal with a flux-forming powder in the oxygen cutting stream : en
  • US2451039A - Lubricant : en
  • US2451278A - Cabin pressure regulator valve : en
  • GB610090A - Improvements in chronometers : en
  • CA451922A - Method and apparatus for making sponge rubber cushions or like articles : en fr
  • CH257631A - Shape watch box. : en fr
  • AU2236448A - Improvements in or relating to olefinic nitriles and method of production thereof : en
  • US2451054A - Self-aligning swinging drawbar : en
  • GB610060A - Improvements relating to gas pressure governors : en
  • GB610301A - Improvements in teat cups for milking machines : en
  • US2451395A - Truing mechanism for grinding wheels : en
  • CH257572A - Sheathed auxiliary device with an iron circuit for gas discharge tubes. : de en
  • CH257532A - Guide vane assembly. : de en
  • CH257420A - Pliers for binding letter sheets, sheets of paper and the like, with the aid of open rings consisting of a piece of tape, the ends of which are spaced from one another in the circumferential direction. : de en
  • US2451293A - Suspension for tandem wheeled vehicles : en
  • US2451104A - Distributing apparatus : en
  • AU2306048A - improvements relating tothe dynamic braking of induction motors : en
  • CH257439A - Explosive device. : en fr
  • DK67771C - Process for the Preparation of Concentrated Aqueous Solutions of Theophylline. : da en
  • GB610272A - Improvements in ovens for baking, roasting and drying purposes : en
  • GB610355A - Improvements in or relating to self-locking threaded fastening devices : en
  • CH257612A - Support leg on bike. : de en
  • CH257447A - Arrangement for generating an interconnect for vehicles, in particular aircraft. : de en
  • NL61823C - : nl
  • US2451359A - Rotary and sliding ball bearing : en
  • FR938000A - : fr
  • AU2303648A - Improvements in or relating to electric pulse communication systems : en
  • GB610031A - Improvements in or relating to high pressure mercury vapour lamps : en
  • GB610046A - Improvements in and relating to acceleration pumps for carburettors of internal combustion engines : en
  • GB610180A - Lawn mower : en
  • AU2308148A - Improvements relating to electric switches : en
  • ES18113U - Espita. (Machine-translation by Google Translate, not legally binding) : en es
  • AU127673B2 - Improvements in or relating to firing of electric detonators through gas discharge tubes or other electronic discharge devices : en
  • AU144749B2 - Improvements in or relating tothe preparation of magnetic spinels and to magnetic recording tapes incorporating these spinels : en
  • FI23234A - Field saw feeder : en fi
  • US2451265A - Aircraft landing gear lock : en
  • US2450951A - Rocket launcher : en
  • US2451116A - Method of recovering albumin adhering to egg shells : en
  • GB610276A - Improvements in and relating to heat-resisting capacitors : en
  • IE18011L - Penicillin alkali salts : en
  • US2451011A - Apparatus for filling containers : en
  • US2451385A - Control of convertible evaporatorcondensers for use in refrigerative circuits : en
  • CH257553A - Suspension clamp for conductor cables of electrical overhead lines. : de en
  • GB610083A - Improvements relating to photographic camera telemeter controlling devices : en
  • GB610089A - Improvements in or relating to variable speed transmissions : en
  • GB610387A - Improvements in and relating to balance wheel spiral spring attachments : en
  • AU2243848A - Improvement in photomechanical copy method : en
  • GB610013A - Improvements relating to high frequency electrical ignition systems : en
  • US2451080A - Facsimile transmitter-sheet loading and stripping mechanism : en
  • GB610173A - Urine collecting apparatus : en
  • GB610278A - Control device for electric motors : en
  • US2451457A - Traffic signal control system : en
  • US2451075A - Milk receiver for automatic milking systems : en
  • CA451863A - Coated methyl methacrylate polymer : en fr
  • AU141634B2 - Improvements in or relating:to the centrifugal 'casting of-tubular-metal bodies : en
  • ES184744A1 - A PROCEDURE FOR MANUFACTURING CAPS FOR CONSTRUCTION : en es
  • FI23249A - Kilförbindning : en fi
  • US2451111A - Writing instrument : en
  • US2451203A - Scissors sharpener : en
  • US2451267A - Locking spider for wall switches and the like : en
  • USD151409S - Design for a brooch or similar article : en
  • ES17189Y - Device for closing and securing hives with a mobilist system. : en es
  • ES18077U - Electric heating shower (Machine-translation by Google Translate, not legally binding) : en es
  • USD151317S - Design for a child s chair : en
  • USD151340S - Design for a cigarette lighter : en
  • US2450928A - Hay baler : en
  • US2451144A - Froth level controlling device : en
  • ES183838A1 - A MACHINE TO REPRODUCE THE MOVEMENT OF QUADRUPED ANIMALS : en es
  • FI23239A - Apparat framställning av magnesium medelst thermal reduction : en fi
  • US2451013A - Apparatus for controlling selective delivery of fluid from a continuous delivery source to a fluiddriven motor : en
  • US2451158A - Painting of gas holders : en
  • US2451160A - Fluid pressure control mechanism : en
  • GB610224A - Improvements in or relating to machines for verifying perforated record cards : en
  • GB610065A - Improvements in switch-stopping devices : en
  • GB610321A - Improvements in systems for focusing and for directing radio frequency energy : en
  • USD151408S - Design for a shot gun sight : en
  • ES17194Y - Folding headrest. : en es
  • FI23268A - Fire control and mapping tool : en fi
  • GB610148A - Improvements relating to rat traps and the like : en
  • GB610157A - Improvements in lever operated catches : en
  • GB610019A - Improvements in or relating to method of polishing an article having a surface of nickel or of a non-ferrous nickel alloy : en
  • GB610294A - Improvements in or relating to floating roofs for bulk storage vessels and method of constructing a floating roof : en
  • DK67764C - Variometer with air dielectric. : da en
  • DK67777C - Fungicides and bactericides. : da en
  • GB610050A - Improvements in binder case construction for books : en
  • US2451142A - Bag : en
  • GB610189A - A process for the catalytic aromatisation of aliphatic hydrocarbons : en
  • US2451083A - Lather making machine : en
  • AU141946B2 - Anew and improved building construction : en
  • CH257524A - Machine unit with internal combustion engine, the cylinders of which are arranged in rows next to one another and work in rows on crankshafts that are coupled by gear trains. : de en
  • ES184369A1 - HOUSE-HOUSING CONSTRUCTION SYSTEM REMOVABLE : en es
  • ES18090U - Protective metal basket for cylinders. (Machine-translation by Google Translate, not legally binding) : en es
  • GB610085A - Improvements in or relating to mops : en
  • GB610290A - Improvements in signature handling mechanism : en
  • GB610163A - Improvements relating to slicing machines : en
  • US2451130A - Cotton-picking machine : en
  • US2451032A - Instrument drive : en
  • US2451380A - Latch : en
  • GB610300A - Improvements in suction apparatus for raising milk : en
  • US2451282A - X-ray protective device : en
  • USD151329S - Design for a dress : en
  • GB610339A - Method of extraction of technically valuable products from emulsions, sludges, slurries, pulps, mashes, ground seeds and fruits and solid-water mixtures, by means of solvents : en
  • GB610341A - Improvements in and relating to a method and apparatus for the recovery of alcohol from fermentation carbon dioxide : en
  • ES17995U - Roaster and electric toaster (Machine-translation by Google Translate, not legally binding) : en es
  • GB610389A - Improvements in balance wheels : en
  • US2451335A - Control valve means for power-operated hydraulic motive means : en
  • US2450925A - Carriage controlled stop setting and key operating mechanism for typewriting machines : en
  • ES18148U - Single action coffee maker (Machine-translation by Google Translate, not legally binding) : en es
  • DK67775C - Process for the production of metal powder. : da en
  • CH257508A - Diaphragm valve. : de en
  • GB610345A - Improvements in or relating to adhesive compositions : en
  • ES184512A1 - FLOOR AND CEILING FRAMING PROCEDURE BY PREFABRICATED ELEMENTARY BEAMS : en es
  • GB610348A - Improvements in or relating to machines for moulding building blocks, bricks, or the like : en
  • AU147896B2 - Improved blade ring for radial flow elastic fluid turbines and compressors and method of manufacturing same : en
  • GB610360A - Improvements in directional wireless aerial systems : en
  • GB610405A - Improved lattice forming and welding machine : en
  • FI23243A - The instrument is unraveled from the paperboard : en fi
  • GB610211A - Improvements in or relating to safety devices for locks : en
  • ES183871A1 - A SEALING MACHINE : en es
  • USD151335S - Design fob a beooch ob similab abticle : en
  • ES18156U - Bottle provided with a curved, concave, convex or combined mirror. (Machine-translation by Google Translate, not legally binding) : en es
  • GB610464A - Electric pulse communication systems : en
  • ES18057U - Tipometer for graphic arts. (Machine-translation by Google Translate, not legally binding) : en es
  • CH257364A - Siphon safety bottle with gas refill device, in particular for seltzer water. : en fr
  • USD151383S - Design for a sprayer : en
  • DK67779C - Self-locking Nut with associated screw. : da en
  • GB610324A - Improvements in or relating to diaphragm assemblies more especially for relief and by-pass valve assemblies : en
  • GB610466A - Improvements in or relating to spring upholstery : en
  • CH257519A - Friction gear on a friction press. : de en
  • US2450973A - Instrument current transformer with part turn winding : en
  • US2450880A - Brittle point testing apparatus : en
  • ES183867A1 - IMPROVEMENTS IN THE CONSTRUCTION OF ZIPPER CLOSURES : en es
  • GB610359A - An electrically operated apparatus for playing a game : en
  • GB610462A - Improvements in or relating to the manufacture of transparent conducting electrodes : en
  • US2451166A - Tire pressure alarm switch : en
  • US2451309A - Vaporizer for two-stage liquefied petroleum gas dispensing systems : en
  • USD151356S - Design for a necklace or similar article : en
  • US2451402A - Rake : en
  • AU2302148A - Improvements in or relating to circuit arrangements for generating sawtooth oscillations : en
  • AU2309648A - Improvements in or relating to electric frequency discriminators : en
  • CA451929A - Vehicle-stabilizer-forming apparatus : en fr
  • GB610441A - Improvements in and relating to pipe couplings : en
  • ES18102U - Improved lock. (Machine-translation by Google Translate, not legally binding) : en es
  • GB610188A - Improved process for the separation of diolefins from a mixture of hydrocarbons : en
  • GB610216A - Improvements in or relating to tobacco pipes : en
  • CH257523A - Series star aircraft engine. : de en
  • GB610423A - Improvements in or relating to electrical heating tools : en
  • DK67762C - Automatic telephone selector or similar selector with an electromagnetic clutch and a centering device. : da en
  • GB610109A - Improvements relating to terminals for electric cables : en
  • GB610440A - Improvements in and relating to the production of preferred crystal orientation in thin gauge silicon steel : en
  • ES184414A1 - A PROCEDURE FOR THE ASSEMBLY AND MANUFACTURE OF KITCHEN UTENSILS, SUCH AS STRAINERS, CUP COVERS AND THE LIKE : en es
  • GB610017A - Improvements in or relating to processes for cracking and/or hydrogenating oils, tars and like hydrocarbons : en
  • GB610275A - Improvements in and relating to saltcake furnaces : en
  • DK67768C - Luminaire for fluorescent lamps. : da en
  • USD151412S - Design for an aerial toy : en
  • ES184201A1 - A PROCEDURE FOR OBTAINING A SOLUBLE SOLUBLE PERFUME : en es
  • GB610023A - Improvements in and relating to apparatus for dressing grinding wheels and the like : en
  • AU2235348A - Nailmaking and nailing machine : en
  • CA451787A - Cylinder-head for internal combustion engines : en fr
  • CH257530A - Device for injecting liquid fuel into nozzle drive units. : de en
  • ES18098U - Refrigerating device for dental surgery. (Machine-translation by Google Translate, not legally binding) : en es
  • DK67759C - Procedure for the production of basic esters of aliphatic tertiary carboxylic acids. : da en
  • CA451858A - Rubber hydrochloride composition : en fr
  • GB610494A - Improvements in or relating to die casting : en
  • USD151322S - Dough extrusion device or like article : en
  • ES183889A1 - A PROCEDURE FOR THE MANUFACTURE OF PORCELAIN FIGURES, WITH APPLICATIONS OF LACE, ALSO PORCELAIN : en es
  • US2451429A - Thiophane carboxyhydrazides and method of preparing the same : en
  • CA451884A - Sanitary napkin : en fr
  • GB610057A - Improvements in and relating to liquid cocks or valves : en
  • USD151423S - Design fob a pobtable electric fountain : en
  • GB610175A - Improvements in or relating to dynamo electric machines : en
  • CA451889A - Recovery of phenol : en fr
  • CH257577A - Method of representing a pentaene. : de en
  • GB610051A - Improvements in or relating to electrical measuring or controlling apparatus : en
  • GB610105A - Negative feedback amplifier : en
  • GB610248A - Improvements relating to liquid fuel supply systems for internal combustion engines : en
  • AU136483B2 - An improved shoe and method of making same : en
  • CH257469A - Device for feeding a load with electrical energy from an alternating current source via at least one ignitron. : de en
  • CH257478A - Automatic lap. : en fr
  • GB610356A - Improvements in or relating to the case hardening of ferrous alloys : en
  • GB610474A - A new or improved hose clip : en
  • FI23238A - Suspension machine for coil spring laundry boys : en fi
  • FI23232A - Fönster- eller dörrförsett väggblock för monteringsfärdiga trähus : en fi
  • GB610106A - Improvements in blasting cartridges : en
  • GB610235A - Improvements in or relating to spinning toys : en
  • ES18153U - Improved cistern. (Machine-translation by Google Translate, not legally binding) : en es
  • FI23248A - Hetgasmotor med genom ensidig viktverkan belastad vevaxel : en fi
  • US2451169A - Wire winding and welding device : en
  • US2451430A - Carrier frequency shift signaling : en
  • GB610254A - Improvements in or relating to egg cups : en
  • ES18122U - Triangular barrier of negative cut. (Machine-translation by Google Translate, not legally binding) : en es
  • FI23256A - Sät vid tillverkning av formade fiberprodukter : en fi
  • CA451924A - Loop indicator : en fr
  • CH257587A - Signaling process for installation with several telephone channels. : en fr
  • CH257463A - Device for fixing a timepiece movement in its case. : en fr
  • CA451776A - Method of closing bag tube ends : en fr
  • AU139608B2 - Fixed and adjustable angle clamp : en
  • ES17758U - Ink driver for pens. (Machine-translation by Google Translate, not legally binding) : en es
  • CA451900A - Electronic device : en fr
  • ES18123U - Square armchair for women's shoes. (Machine-translation by Google Translate, not legally binding) : en es
  • CA451861A - Process for eliminating stains from colour-yielding elements by treatment with aromatic aldehydes containing an acyl group : en fr
  • CA451834A - Hydraulic pressing of metals : en fr
  • GB610299A - Small relays for telephony signalling and similar uses : en
  • AU2239348A - Windows with balanced pivotal and slidable sash pairs : en
  • CA451755A - Bearing assembly : en fr
  • CA451805A - Aliphatic aminoacyl compound : en fr
  • CH257368A - Device for the automatic ordering and forwarding of rotating bodies, in particular of take-up spools. : de en
  • US2450897A - Fixture for supporting and gauging brush riggings of motors and generators : en
  • US2450955A - Synchronous motor : en
  • CH257502A - Connection clamp for structures made of bars. : de en
  • US2451316A - Apparatus for desiccation : en
  • USD151351S - External dome light for automotive vehicles : en
  • GB610279A - Improvements in insecticides : en
  • CH257630A - Signaling device, in particular for card sheets from card files and visual files. : de en
  • ES16943Y - Briefcase for schoolboys and other uses. : en es
  • AU141544B2 - Improvements in or relating to motor lorry bodies : en
  • CH257638A - Process for the preparation of an acylated, aliphatic aminocarboxamide. : de en
  • USD151368S - Design for a necklace ob similar article : en
  • CH257598A - Pendulum feedback receiver. : de en
  • CA451868A - Surgical fixation plate : en fr
  • CH257389A - Protective device for ankles. : en fr
  • CH257404A - Process for the production of a new, yellow azo dye. : de en
  • US2451198A - Means for loading ships : en
  • CH257342A - Screw lock. : en fr
  • CH257406A - Process for the production of powdery wax. : de en
  • US2451162A - Valve mechanism : en
  • AU144046B2 - Improvements in or relating to electric frequency discriminators : en
  • US2451379A - Compressor pump : en
  • CH257323A - Suspended ceiling. : en fr
  • CH257402A - Process for the preparation of 5-nitro-anilines having in position 2 an -OR residue. : en fr
  • AU2308948A - Improvements in or relating to dolls or like toys : en
  • CA451761A - Method of recording and reproducing stereophonic sound vibrations : en fr
  • CA451850A - Hinge and latch device : en fr
  • AU139431B2 - Improvement in photomechanical copy method : en
  • US2451008A - Reaction jet system for aircraft control : en
  • CA451784A - Control valve mechanism : en fr
  • CH257411A - Process for the production of surface layers and material obtained by this process. : de en
  • ES17165U - Lock (Machine-translation by Google Translate, not legally binding) : en es
  • GB610329A - Control mechanism for supercharged internal combustion engines : en
  • US2451300A - Baby garment : en
  • CH257590A - Apparatus generating electrical oscillations. : en fr
  • CA451869A - Winding machine : en fr
  • US2451248A - Phonograph-radio switch : en
  • CH257365A - Process for the preparation of aqueous solutions of proteins. : en fr
  • AU139012B2 - Improved power transmission mechanism : en
  • CH257627A - Auxiliary device for enlarging the fabric contact surface on a sewing machine, in which the gripper is arranged in a free arm. : de en
  • CA451745A - Shaft coupling : en fr
  • US2451092A - Utility holder : en
  • US2451355A - Method of making identification tags : en
  • US2450917A - Apparatus for stripping pods from milkweed plants : en
  • US2451403A - Machine used in laundries for washing or drying articles : en
  • US2451031A - Map making and projection instrument : en
  • USD151369S - Necklace or similar article : en
  • GB610153A - Improvements in or relating to ventilators, cowls and the like : en
  • GB610393A - Improvements in or relating to means for opening bales of fibres : en
  • AU132919B2 - Improvements in or relating to olefinic nitriles and method of production thereof : en
  • USD151338S - Design for a child s doll : en
  • GB610223A - A process for the conversion of normal butane into isobutane : en
  • CH257359A - Pot for pressure cooking. : en fr
  • CH257568A - Contact spring assembly for electrical apparatus. : de en
  • AU2302248A - Improvements in or relating to methods of soldering objects consisting of oxidation-resistant alloys : en
  • CA451902A - Manufacture of carbon coated resistors : en fr
  • CH257369A - Balancing and damping device for weaving mechanics of a loom. : en fr
  • US2450985A - Power supply for electronic apparatus : en
  • GB610370A - Improvements in or relating to filament-spinning spindle mountings : en
  • CA451764A - Sheet metal compartment with shelf supports : en fr
  • ES18114U - Elevator-reducer with rectifier. (Machine-translation by Google Translate, not legally binding) : en es
  • USD151395S - Design for a brooch or similar article : en
  • CH257337A - Large surface area and small overall dimensions : en it
  • GB610078A - Hydrogen production : en
  • GB610320A - Improvement in radio wave focussing devices : en
  • GB610121A - Improvements in apparatus for making electrical measurements at radio frequencies : en
  • GB610391A - A device to facilitate the fitting of pneumatic tyres : en
  • DK67782C - Device for dust separators. : da en
  • CA451815A - Preparation of oxo carbonyl compounds : en fr
  • CH257396A - Process for the production of emulsions. : de en
  • CH257525A - Regulating device for controlling the supply of liquid fuel to combustion chambers of internal combustion engines. : de en
  • FI23235A - The conditions under which transport is carried out on the market : en fi
  • ES18112U - Fences and walls of reinforced concrete enclosures (Machine-translation by Google Translate, not legally binding) : en es
  • US2451342A - Gear mounting : en
  • AU138557B2 - Improvements inflexible hose couplings : en
  • CH257608A - Luge. : en fr
  • ES18115U - Toy with conveyor belts of figures and musical mechanism. (Machine-translation by Google Translate, not legally binding) : en es
  • ES183963A1 - AN ADJUSTABLE VERTEBRAL SUSPENSION FOR ALL KINDS OF VEHICLES : en es
  • GB610342A - Improvements in or relating to hermetically sealed containers : en
  • CA451762A - Luminous electrical discharge device : en fr
  • GB610183A - Heat treatment of highly polymeric linear esters in the form of fibres, yarns, bristles, films, fabrics and the like : en
  • GB610349A - Improvements in telemetering systems : en
  • ES184047A1 - A NEW INDUSTRIAL CHEMICAL PROCESS FOR OBTAINING BASIC PIGMENT FOR THE MANUFACTURE OF ALL KINDS OF ENAMELS AND VARNISHES : en es
  • BE485065A - : en fr
  • AU141642B2 - Improvements in or relating to trawling gear : en
  • CH257461A - Counter-pivot plate device. : en fr
  • GB610502A - Improvements in or relating to pivot connections : en
  • FI23211A - Power cord fixing tool : en fi
  • USD151391S - Inveni by : en
  • US2451043A - Gas discharge lamp : en
  • CA451919A - Catalytic polymerization of unsaturated esters : en fr
  • CH257423A - Control device for changing letters from lowercase to uppercase in a typewriter. : en it
  • ES18092U - Blade for shaving machine. (Machine-translation by Google Translate, not legally binding) : en es
  • GB610018A - Electron discharge devices : en
  • DK67776C - Radsaa machine with mechanism for individual sowing of the seeds. : da en
  • GB610326A - Improvements in or relating to acrylonitrile : en
  • GB610475A - Improvements in or relating to bimetallic temperature-sensitive electric switches : en
  • FI23199A - Sätt och anordning för att vid odling av jäst sterilisera härför använda näringsvätskor eller -substrat : en fi
  • GB610136A - Degradation of aromatic linear polyesters : en
  • CA451932A - Method of making hose end fittings : en fr
  • GB610379A - Improvements in the manufacture of diguanide compounds : en
  • US2451458A - Aircraft airfoil construction : en
  • GB610066A - A machine for grinding or polishing the bolsters of table knives and like articles of cutlery : en
  • GB610202A - Artificial films : en
  • GB610217A - Improvements in or relating to root crop harvesters : en
  • CH257550A - Tool for stripping an insulated cable. : en fr
  • US2451066A - Electrolytic water correction device : en
  • US2451311A - Golf tee : en
  • US2451123A - Multiple drill template : en
  • US2451178A - Treatment of acrylic ester polymers : en
  • GB610004A - Improvements in machines for forming heel seats in the manufacture of shoes, boots and the like : en
  • US2450934A - Well pipe handling apparatus : en
  • US2450869A - Leaf spring : en
  • US2450930A - Electrical bridge network : en
  • US2450970A - Chuck for internal grinders : en
  • US2451047A - Polymer recovery from low-temperature polymerization of olefinic material : en
  • GB610156A - Improvements relating to the manufacture of gun barrels : en
  • US2451409A - Portable collimator apparatus fob : en
  • ES184029A1 - AN ELECTRICAL CURRENT CIRCUIT BREAKER FOR FLUCTUATION OF THE LIQUID LEVEL : en es
  • CH257401A - Process for the production of a quinazoline derivative. : de en
  • US2451270A - Printing with vat colors : en
  • US2451191A - Stop mechanism and means for mounting : en
  • US2450896A - Power transmission mechanism : en
  • US2450963A - Cooling system for electric motors and hydraulic pumps : en
  • US2451317A - Microphone adapted to be actuated by a bone structure of a user : en
  • GB610120A - Improvements in circuit arrangements for amplifying or generating ultra high-frequency oscillations : en
  • GB610208A - Improvements in or relating to automatic centre punches : en
  • GB610221A - Improvements in magneto-strictive vibrators : en
  • GB610350A - Automatic rod feed for metal removal : en
  • US2450894A - Mechanical time fuse : en
  • US2451135A - Time switch : en
  • US2451424A - Endless-type conveyer for coal and the like : en
  • US2451321A - Boiler : en
  • CA451899A - Magnetic cleaning device : en fr
  • US2451420A - Artificial yarns and process of producing the same : en
  • US2450967A - Combined pipe wrench and vise : en
  • US2451332A - Stripping of polymer latices : en
  • ES184017A3 - A PROCEDURE FOR OBTAINING A PROTECTIVE ELEMENT OF FLEXIBLE METALLIC COVERS : en es
  • GB610145A - Improvements in or relating to safety and ignition control systems for fuel burners : en
  • GB610167A - Sizing of aromatic polyester yarns : en
  • FI23230A - For the purposes of implementing the double construction plan : en fi
  • ES183828A1 - A NEW MUFFLE TUNNEL OVEN : en es
  • ES18146U - Improved drum graters for domestic use (Machine-translation by Google Translate, not legally binding) : en es
  • GB610253A - Improvements relating to self-filling fountain pens : en
  • DK67766C - Electrical system for maneuvering transport devices. : da en
  • GB610477A - Improvement in separators for mill stocks : en
  • US2451195A - Beverage package and apparatus : en
  • ES183825A1 - A VARIABLE-TIME MOTOR, OF OWN POWER AND CONSTANT MOTION, DRIVEN BY UNLIMITED LEVERS, CONNECTORS, TOOTHED SECTORS AND RACKS : en es
  • USD151361S - Design for a bracelet or similar article : en
  • GB610074A - Variable filter screens : en
  • GB610111A - Improvements in manure spreaders : en
  • ES18121U - Extendable winder (Machine-translation by Google Translate, not legally binding) : en es
  • US2451230A - Directional gyro : en
  • US2450923A - Combination mattress cover and blanket retainer : en
  • US2451093A - Key case : en
  • USD151376S - Design for a cigarette dispenser : en
  • US2450969A - Pressure mechanism : en
  • US2451413A - Coupling device for concentric conductor lines : en
  • US2450968A - Stocking protector : en
  • GB610335A - Improvements in and relating to equipment for the drying of clothes and other articles : en
  • CA451926A - Food handling apparatus : en fr
  • CH257609A - Collapsible sports stroller. : de en
  • CH257350A - Device for chopping, mixing and stirring food and luxury goods as well as chemicals. : de en
  • CH257605A - Lightweight packaging comprising a cardboard container and a reinforcement frame. : en fr
  • GB610491A - Improvements in or relating to electric switches, particularly ceiling switches : en
  • US2451319A - Totalizator indicator control : en
  • US2451414A - Rail holding device : en
  • ES18022U - Improved feet for children's furniture. (Machine-translation by Google Translate, not legally binding) : en es
  • USD151379S - Design for an outside door handle or sevdxar article for an automotive vehicle : en
  • USD151417S - Design fob a combined high chair and baby walker : en
  • BE484912A - Improvements made to connections for the assembly of temporary constructions : en fr
  • GB610026A - Improvements relating to wall units for buildings : en
  • GB610439A - Improvements in and relating to the dehydration of particulate calcium sulphate : en
  • GB610199A - Improvements in or relating to sewing and mechanism adapted for use in sewing machines : en
  • ES18149U - Suspensory pants. (Machine-translation by Google Translate, not legally binding) : en es
  • GB610162A - Improvements relating to manicure devices : en
  • US2451052A - Metallo-organic compositions : en
  • CH257321A - Trap for small rodents. : en fr
  • CH257603A - Device for multiple feeding of uniform objects to a plurality of delivery members. : de en
  • US2450920A - Wire cutting and bending press : en
  • US2451100A - Chain lock : en
  • GB610146A - Musical humming instrument : en
  • GB610091A - Improvements in or relating to radio direction indicating systems and apparatus for measuring short intervals of time : en
  • GB610024A - Measuring apparatus for ultra-high frequency energy : en
  • US2450971A - Patient transfer carriage : en
  • US2451128A - Material distributor : en
  • US2451304A - Idler system for phonograph turntable drives : en
  • ES18132U - Mechanical pencil (Machine-translation by Google Translate, not legally binding) : en es
  • US2451354A - Pipe coupling : en
  • ES183977A1 - AN EXPRESS COFFEE MACHINE : en es
  • ES183900A3 - AUTOMATIC ROTATION CHANGE MECHANISM, APPLICABLE TO DOMESTIC CLOTHES WASHING MACHINES : en es
  • US2450976A - Dust arrester for blast furnaces : en
  • US2451301A - Apparatus for the molding of butter and like products : en
  • GB610497A - Improvements in or relating to adjustable seats for vehicles and the like : en
  • GB610182A - Improvements relating to the formation of glass and other thermoplastic tubes : en
  • CA451840A - Resin modified n-alkoxymethyl polyamides : en fr
  • CH257471A - Device for fixing a die holder to the shaft which drives it. : en fr
  • GB610231A - Improvements in or relating to tap and reamer wrenches : en
  • GB610315A - Improvements in or relating to instruments for the measurement of surface finish : en
  • CH257454A - Reagent paper for determining the hydrogen ion concentration. : de en
  • CH257520A - Piston pump controlled by rotary axis. : en fr
  • US2450943A - Brake pedal lock : en
  • US2451289A - Ignition control : en
  • CA451905A - Blades for axial flow compressors and turbines : en fr
  • FI23200A - Laundry boy : en fi
  • US2451433A - Hydrocarbon extraction apparatus : en
  • CH257623A - Process for the preparation of a derivative of trichloroethane. : de en
  • AU2198948A - An improved pneumatically driven earth, soft coal andthe like boring machine : en
  • AU141948B2 - Improvements relating to electric switches : en
  • US2451325A - Internal expanding vehicle brake : en
  • NL61991C - : en
  • CA451859A - Methylene bis-azole : en fr
  • US2450904A - Remote-control system for prime mover dynamo plants : en
  • USD151364S - Separable brooch or similar article : en
  • CA451806A - Oxidation of cyclic compounds : en fr
  • AU144443B2 - Improvement in process for preparing photographic emulsions : en
  • AU146605B2 - Windows with balanced pivotal and slidable sash pairs : en
  • BE484864A - Toy in the form of human and animal figurines : en fr
  • CA451846A - Methacrylate of nitro-alcohol : en fr
  • CH257344A - Door holder. : de en
  • CH257507A - Sealing device for a rotating shaft, in particular a gas compressor. : de en
  • CA451911A - Operating lever, particularly applicable to throttle valves for internal combustion engines : en fr
  • AU2231948A - Improvements in buffers : en
  • AU2308748A - Dobby : en
  • CA451870A - Finishing of textile materials composed of or containing animal fibres : en fr
  • AU1573047A - An improved cigarette delivering receptacle or holder : en
  • US2451190A - Stud welding gun : en
  • US2451437A - Pipe coupling : en
  • CH257379A - Process for the production of concentrated protective colloid-free aqueous emulsions. : de en
  • CH257400A - Process for the preparation of a new oxy-octahydrophenanthrene derivative. : de en
  • CH257521A - Rotary piston machine for conveying liquid or gaseous media with device for automatically limiting the pressure to a certain maximum value at constant speed. : de en
  • US2451256A - Film spool switch : en
  • US2451452A - Feed claw and shutter movement for motion-picture mechanisms : en
  • CH257466A - Electric hand soldering device. : de en
  • CA451874A - Wire strapping tool : en fr
  • ES17170Y - Automatic closure for necklaces, bracelets and other ornaments. : en es
  • CH257358A - Cooking vessel. : de en
  • FI23215A - Förfaringsäätt för mechanek bearbetning av två eller flyer varandra omslutande och Medels isoleringsmaterial från varandra skilda ledare uppbyggda kroppar : en fi
  • ES184292A1 - AN APPARATUS-OVEN FOR THE MANUFACTURE OF MOSAICS IN GENERAL : en es
  • ES184731A3 - APART FROM MEASURING BLOOD PRESSURE : en es
  • FI23254A - Förfaringssätt vid konservering av rotfrukter : en fi
  • US2451179A - Handy scaffold bracket : en
  • US2451243A - Traverse motion : en
  • CH257403A - Process for the preparation of d, l-methionine. : de en
  • GB610252A - Improvements in machines for developing photosensitive sheets : en
  • GB610347A - Improvements in pin-and-socket electric couplings : en
  • CA451864A - Extrusion process and apparatus : en fr
  • CH257494A - Control badges for parties and dance occasions. : de en
  • CH257565A - Discharge tube with concentrated current of electrically charged particles. : en fr
  • GB610234A - Improvements in tension strapping machines : en
  • CA451916A - Catalytic polymerization of unsaturated esters : en fr
  • CH257462A - Device for attaching a casing frame to a case, mainly, but not exclusively, to a watch case. : en fr
  • CA451788A - Piezoelectric transducer : en fr
  • FI23259A - Anordning vid slipmaskiner för ved : en fi
  • US2451145A - Lined pipe : en
  • US2451372A - Sandal with adjustable front and rear straps : en
  • LU29180A1 - : en
  • US2451106A - Propeller blade construction : en
  • AU143219B2 - Hedge cutting machine : en
  • AU143370B2 - Improvement ini flash synchronizer : en
  • CH257456A - Electrodynamic bifilar oscilloscope for clear sound recording on films. : de en
  • CH257561A - Rectifier system. : de en
  • CH257558A - Electric fuse. : de en
  • US2451233A - Combined envelope and letter sheet : en
  • GB610468A - Improvements in or relating to spacebands for use in typographical line casting machines : en
  • USD151418S - Design fob a facsimile recorder : en
  • US2451004A - Sectionalized aerial duct : en
  • US2451057A - Bed frame and detachable grinding roller unit : en
  • AU2041545A - Improvements ina secret signaling system : en
  • AU136691B2 - An improved cigarette delivering receptacle or holder : en
  • CH257340A - Process for forming, from a body of incombustible precious or semi-precious stone of elongated shape, an object having a rounded and glossy end, a device for the application of this process and an object obtained by this process. : en fr
  • US2451185A - Fluorinated products and process : en
  • US2451219A - Dynamoelectric machine : en
  • GB610212A - Improvements in collapsible tables : en
  • GB610014A - Process for the production of pigments from cashewshell liquid or its constituents and derivatives : en
  • GB610187A - Process for the adsorptive separation of straight chain from branch chain paraffins : en
  • USD151397S - Brooch or similar article : en
  • FI23202A - Method used in bookbinding or similar papermaking industries and products made therefrom : en fi
  • ES184421A1 - PERFECT MACHINE FOR THE MOLDING OF BLOCKS FOR CONSTRUCTION : en es
  • GB610305A - Improvements in and relating to combined transformers : en
  • IE18411L - Forwarding filamentary material : en
  • GB610186A - An improved hydrocarbon alkylation process : en
  • GB610273A - Improvements in or relating to apparatus for testing the teeth of gear wheels : en
  • ES18144U - Foldable and portable bed-cot (Machine-translation by Google Translate, not legally binding) : en es
  • USD151396S - Brooch or similar article : en
  • GB610158A - Improvements in or relating to gates : en
  • CH257355A - Camp bed-like, adjustable and collapsible deck chair. : de en
  • GB610465A - Capacitive switch for radio signalling : en
  • AU1642847A - Fixed and adjustable angle clamp : en
  • AU1688147A - An improved fuel oil burner for hotwater systems : en
  • AU2310548A - System of radio navigation : en
  • CA451897A - Plasticizing of glassine paper : en fr
  • GB610368A - Chuck mechanism for holding bars and the like : en
  • GB610236A - A new or improved shampoo cabinet : en
  • CA451839A - Process for obtaining n-alkoxy-methyl polyamides : en fr
  • CH257393A - Process for the production of a foodstuff which can be used as a spread from protein-rich vegetables, in particular from soy. : de en
  • AU2243748A - Improvement in photomechanical copy method : en
  • DK67772C - Acid cosmetic skin cream. : da en
  • ES15046Y - Serrated knife for cutting food. : en es
  • GB610270A - Improvements in or relating to correcting plates for optical systems : en
  • US2450890A - Mechanical time fuse : en
  • US2451253A - Method of making chain links : en
  • USD151355S - Design for a necklace or similar article : en
  • US2451320A - Frequency measuring system : en
  • US2451176A - Moisture-proofed plunger snap switch : en
  • US2451154A - Liquid measuring device : en
  • ES183783A1 - A MECHANICAL TRANSMISSION SYSTEM, OF ANY INITIAL FORCE, APPLICABLE TO THE MANUFACTURING OF YARN IN GENERAL : en es
  • GB610264A - Manufacture of fibre-forming synthetic linear polyamides : en
  • GB610286A - Improvements in cable termination devices : en
  • GB610395A - Improvements in cloches : en
  • CA451925A - Food handling apparatus : en fr
  • CH257475A - Lathe bezel. : de en
  • US2451090A - Key locking mechanism : en
  • GB610380A - Improvements relating to rotary electric switches : en
  • CH257324A - Construction element for light constructions. : en fr
  • GB610215A - Improvements in or relating to beds or foundations for mechanical saws for example, framesaws : en
  • ES17050Y - Laboratory funnel with glass filter plate. : en es
  • ES181560A1 - A CHEMICAL PROCEDURE TO IMPROVE Moth REMOVAL PREPARATIONS : en es
  • ES184438A1 - PROCEDURE FOR MANUFACTURING A METAL CLEANER : en es
  • GB610406A - Improved lattice forming and welding machine : en
  • CA451818A - Modified polymers of open chain monoethylenically unsaturated compounds having terminal methylene groups : en fr
  • GB610110A - Improved paint box : en
  • GB610040A - Improvements in methods and apparatus for use in the manufacture of pipes of mouldable materials, such as cement or concrete : en
  • DK67780C - Hose clamp and associated Tensioner. : da en
  • ES183866A3 - A NEW PROCEDURE FOR FIXING WIRES COILED ON FABRICS OR SIMILAR : en es
  • GB610226A - Improvements in or relating to safety devices for pedal controlled machines : en
  • GB610404A - Improved lattice forming and welding machine : en
  • GB610010A - Improvements relating to lubrication systems of gas turbine engines : en
  • GB610213A - Improvements in teat cups for milking machines : en
  • CA451769A - Process for synthesizing choline : en fr
  • GB610280A - An improved plaque and method of manufacture thereof : en
  • US2451440A - Protective guard for power takeoff shafts of tractors : en
  • ES18124U - Sanitary cover applicable especially on the seats of w.c. (Machine-translation by Google Translate, not legally binding) : en es
  • ES184130A1 - PROCEDURE FOR THE MANUFACTURE OF A SECATIVE VARNISH FOR THE ENAMEL OF NAILS : en es
  • ES183764A1 - AN AUTOMATIC MACHINE TO DEBONE, FILL AND COVER OLIVES : en es
  • CH257378A - Single needle bed flat knitting machine for knitting articles made up of a number of wedges. : en fr
  • CH257407A - Process for the production of a vegetable glue. : de en
  • CH257448A - Device sensitive to thermal variations. : en fr
  • CH257600A - Compositoio per la composizione di scritte indicatrici o pubblicitarie, tabelle e simili. : en fr
  • ES18107U - Electric or radiotelephone receiving device, provided inside the elevator-reducer. (Machine-translation by Google Translate, not legally binding) : en es
  • ES184086A1 - A CONTINUOUS RECORDING SYSTEM OF INDIVIDUALLY PERFORMED WORK IN A MECHANIZED PRODUCTION : en es
  • ES184103A1 - A NEW METHOD TO WRITE AND INTERPRET ENCRYPTED COMMUNICATIONS : en es
  • US2451250A - Elapsed time indicator : en
  • GB610115A - Driving and adjusting means for printing rollers in machines for printing fabrics and the like : en
  • AU2237648A - Improvements in or relating:to the centrifugal 'casting of-tubular-metal bodies : en
  • AU2306248A - An improved ball-type trailer coupling socket assembly : en
  • CH257383A - Dryer for laundry. : en fr
  • AU139011B2 - Improvements in buffers : en
  • GB610062A - Improvements in and relating to means for suspending containers in out-of-use location : en
  • US2450999A - Terminal for electric discharge tubes : en
  • US2451095A - Safety device for rectifiers : en
  • ES16891Y - Hunting cartridge without piston. : en es
  • GB610257A - A machine for shearing sheet metal articles : en
  • US2450889A - Manufacture of artificial textile fibers : en
  • CH257436A - Skill game. : de en
  • USD151403S - Link chain for a necklace or similar article : en
  • US2451002A - Salvage apparatus : en
  • US2451341A - Electroplating : en
  • CH257347A - Centrifugal gas purifier. : de en
  • CA451903A - Chlorination of titanium bearing materials : en fr
  • CH257599A - Method for separating certain synchronization pulses from a series of such pulses contained in a message signal, in particular a television signal, and a device for carrying out the method. : de en
  • ES18017U - Galvanic dry cell of plates or layers system. (Machine-translation by Google Translate, not legally binding) : en es
  • CA451768A - Process for recovering toluene : en fr
  • CH257438A - Marine propulsion, in particular for toy ships. : de en
  • CH257442A - Musket with automatic and semi-automatic operation at the will of the shooter. : en it
  • US2451247A - Adjustable locking shoe lace tip : en
  • US2451374A - Engine drive : en
  • CA451866A - Coating composition : en fr
  • CH257493A - Dip varnishing process, elongated objects and installation for its implementation. : en fr
  • AU129619B2 - Improvements in or relating to holding platforms of bottle filling machines : en
  • AU2246048A - Improvement in or relating to suction cleaning apparatus : en
  • CH257319A - Hose provided with shower head and locking device. : de en
  • AU1561247A - Improvements relating tothe pitting of fruit : en
  • CH257547A - Small universal electric motor with collector, for household use. : en fr
  • US2451292A - Dark trace screen : en
  • US2451299A - Sulfolanyl esters : en
  • CH257434A - Tools for arithmetic lessons. : de en
  • CA451927A - Shaft bearing : en fr
  • CH257387A - Zipper. : de en
  • ES18138U - Auxiliary drawing device for drawing curves (Machine-translation by Google Translate, not legally binding) : en es
  • FI23231A - Taktäckning : en fi
  • CA451934A - Affixing character to transparent drum : en fr
  • USD151319S - Design for a dentuke bkush : en
  • CH257399A - Process for the purification of lower aliphatic alcohols. : en fr
  • CH257535A - Method for operating a gas turbine plant and device for carrying out the method. : de en
  • US2450992A - Free-fall aerial contained : en
  • CA451918A - Catalytic polymerization of unsaturated esters : en fr
  • CH257526A - Device for supplying liquid fuel to an internal combustion engine. : en fr
  • US2451085A - Insecticidal haloido-alkylene esters of caprylphenoxyacetic acid : en
  • US2451152A - Stud welding gun : en
  • CA451930A - Surgical adhesive tape : en fr
  • AU1570647A - Improvements in anglers' reels : en
  • AU2298948A - Improvements in or relating to optical projection screens used in television receivers : en
  • US2450950A - Gas blast actuated auxiliary turbine for gas blast propelled craft : en
  • USD151363S - Design fob a bracelet ob similar abticle : en
  • AU153246A - Improvements in or relating to holding platforms of bottle filling machines : en
  • AU2239248A - Subscriber telephone set circuit : en
  • CA451853A - Emulsion : en fr
  • CA451879A - Table construction : en fr
  • ES184479A1 - PROCEDURE FOR THE MANUFACTURE OF CHEWING GUM PADS : en es
  • US2450922A - Oil regulator test stand : en
  • US2451281A - Retainer and dispenser for sanitary tissues : en
  • US2451202A - Laminated magnetic core and method of making : en
  • GB610383A - Cast roller bearing vehicle wheel and axle assembly : en
  • GB610463A - Improvements in electric plugs : en
  • AU139411B2 - Improvements in or relating to trawling otters : en
  • US2451053A - Conveying mechanism for billet heating furnaces : en
  • FI23226A - Folding Bedside Table : en fi
  • CH257505A - Watertight ring. : en fr
  • GB610055A - Process for the manufacture of acridine and quinoline compounds : en
  • US2451149A - Manufacture of materials resistant to or active against microorganisms : en
  • GB610398A - Electron discharge device : en
  • GB610075A - Improvements relating to multiple filters : en
  • GB610262A - Improvements in instruments for indicating and measuring mechanical shocks : en
  • GR11823B - DOUBLE LIGHTER SYSTEM. : el en
  • GB610306A - Improvements in and relating to thermionic valve circuit arrangements : en
  • GB610287A - Improvements in or relating to navigation aiding apparatus : en
  • GB610061A - Improvements in and relating to the voltage control of and stabilization of electricpower transmission lines : en
  • USD151410S - Design fob a lower rail for venetian blinds : en
  • CA451754A - Bearing assembly : en fr
  • US2451427A - Hydroxythiophane carboxylic acids and esters and methods of preparing same : en
  • USD151378S - Metal straightening hammer : en
  • GB610457A - Safety razors : en
  • CA451877A - Wave-signal antenna : en fr
  • GB610411A - Improvements in and relating to key-operated stringed instruments : en
  • US2451205A - Engine controller : en
  • USD151323S - Design for a scissors sharpener : en
  • GB610362A - Improvements in and relating to photoconductive cells : en
  • GB610255A - Improvements in and relating to cutting tools : en
  • GB610316A - Process and apparatus for converting a bundle of continuous filaments into a sliver or roving of staple fibre : en
  • US2450926A - Parachute made of self-supporting ribbons which are composed of broad and narrow bands : en
  • GB610343A - Improvements in or relating to electric generator-motor systems : en
  • CH257341A - Door handle with a device to attach it to the handle. : de en
  • GB610292A - Improvements in fluff and dust removal systems for cotton and like carding engines : en
  • GB610409A - Improvements relating to blocks, boards or slabs suitable for use in the construction of buildings or structures and also for other purposes : en
  • GB610096A - Improvements in fibrous materials : en
  • ES18119U - Detachable track for steering wheel game. (Machine-translation by Google Translate, not legally binding) : en es
  • FI23208A - Copying for inverted frequencies in the field of interconnection : en fi
  • GB610103A - Improvements in or relating to the imparting of durable lustrous pattern effects to fabrics : en
  • US2451447A - Hobbing machine : en
  • GB610284A - Improvements in automatic firearms : en
  • FI23205A - Järnlegering : en fi
  • FI23267A - Lock : en fi
  • GB610312A - Automatic valve for pressure fluid systems : en
  • ES184718A1 - INDUSTRIAL PROCEDURE FOR OBTAINING A MICROBICIDAL INSECTICIDE SUBSTANCE THAT CONSTITUTES, WITH OTHER ELEMENTS, A WATER-SOLUBLE COMPOUND WITH A HIGH DEGREE OF DISPERSION AND PERSISTENCE : en es
  • GB610196A - Fuel economy device for domestic fires : en
  • GB610434A - Improvements in or relating to electric pick-ups : en
  • GB610230A - Improvements in or relating to contact units for electric switches and switchgear : en
  • GB610372A - Improvements in or relating to latch mechanisms for doors : en
  • GB610179A - Improvements in pencil caps or anchorages : en
  • GB610487A - Improvements in or relating to gramophones having automatic record changing mechanism : en
  • GB610068A - Improvements in or relating to rotary hydraulic power devices : en
  • GB610174A - Improvements in or relating to steering gears for mechanically propelled vehicles : en
  • ES183588A1 - A PROCEDURE FOR THE TERM SALE OF ALL KINDS OF ARTICLES AND OBJECTS WITH POSSIBLE REFUND OF THE AMOUNT CORRESPONDING TO ALL OR PART OF THE PARTIAL TERM : en es
  • ES184486A1 - PROCEDURE FOR THE APPLICATION OF SHELLED CORN COBS IN THE MANUFACTURE OF PLANKS FOR THE WOOD INDUSTRY : en es
  • FI23255A - Förfaringssätt vid inläggning av grönfoder i silo : en fi
  • GB610191A - Improvements relating to boiler flue dampers for domestic firegrates : en
  • IE19178L - Drafting of textile fibres : en
  • FI23204A - Förfaringsäätt för behandling av chargen i elektriska smältugnar : en fi
  • GB610214A - Improvements in or relating to resilient metal tyres for vehicles : en
  • GB610251A - Improvements in or relating to a windshield cleaner : en
  • GB610322A - Improvements in and relating to magnetic separators : en
  • GB610087A - Improvements in machines for washing plates and the like : en
  • ES18150U - Double fountain pen (Machine-translation by Google Translate, not legally binding) : en es
  • GB610134A - Control surfaces for aeroplanes : en
  • US2450990A - Sensitive photoelectric control for signal devices : en
  • US2451245A - Low frequency oscillator : en
  • ES18095U - Improved wardrobe for built-in refrigerators. (Machine-translation by Google Translate, not legally binding) : en es
  • GB610304A - Improvements in the production of linear polymers cí¡í¡ing heterocyclic rings : en
  • US2451194A - Adhesive-containing suction cup : en
  • US2451120A - Cabinet having means for moving compartments vertically and horizontally : en
  • US2451376A - Separation of olefins from hydrocarbon mixtures : en
  • ES184604A1 - A WATER HEATER FOR SHOWERS AND OTHER SUITABLE APPLICATIONS : en es
  • US2451171A - Oleo strut for airplane landing gears : en
  • US2450949A - Bottle cap : en
  • GB610459A - Improvements in, or relating to, building structures : en
  • GR11826B - METHOD OF MANUFACTURING EC SOAP OF DAFNEL OIL. : el en
  • GB610205A - Improvements in and relating to electrical actuators particularly for aircraft : en
  • ES183807A1 - IMPROVEMENTS IN THE MECHANISMS OF THE FOLDING CARS FOR CHILDREN : en es
  • ES15228Y - Tensioning device for shirt collars and the like. : en es
  • US2451408A - Lifting device for automobiles : en
  • USD151407S - Design for a combined lamp and flower pot : en
  • GB610412A - Improvements in back washing filter beds : en
  • ES15199Y - Metallic steering wheel for automobiles and other vehicles. : en es
  • ES183967A1 - A NEW SYSTEM OF ARTICULATION APPLICABLE TO FASTENING ITEMS OF CLOTHING, ESPECIALLY TO TWINS : en es
  • US2451122A - Means for attaching transparent envelopes to billfolds : en
  • US2451288A - Method of and means for printing multicolor images by electric discharge : en
  • FI23233A - White or green : en fi
  • GB610274A - Improvements in or relating to buttons or the like : en
  • CH257597A - Device for generating phase-modulated ultra-high-frequency oscillations with an electrical time-of-flight tube. : de en
  • US2450944A - Dithering valve : en
  • GB610150A - Algaecide composition : en
  • ES18134U - Model of electric switch for cars and motorcycles. (Machine-translation by Google Translate, not legally binding) : en es
  • GB610482A - A method of centrifugal separation of sludge-containing liquids : en
  • ES184684A3 - NEW PROCEDURE FOR FINISHING AND WATERPROOFING FABRICS USING THERMOENDURING COMPOUNDS : en es
  • GB610373A - Improvements in or relating to flexible hydraulic fittings : en
  • GR11820B - HOW TO PRINT AND SEND PICTURES. : el en
  • US2451347A - Frequency shift pulse time modulation : en
  • US2450908A - Conduit receptacle : en
  • US2451081A - Apparatus for extracting vegetable oil : en
  • ES184373A1 - PROCEDURE FOR MANUFACTURING CHAIN LINKS : en es
  • US2451216A - Piston and connecting rod : en
  • USD151348S - Design for a pin : en
  • US2451284A - Automobile transporting truck : en
  • GB610330A - Variable-speed gearing : en
  • GB610403A - Improvements in or relating to pedal devices for bicycles : en
  • FI23214A - Structure tester with anhydrous cathode, with anode and anchor, with cathode anode and anchor, spark gap : en fi
  • FI23246A - Bärplockningsapparat : en fi
  • USD151402S - Design for a tie-back : en
  • US2451451A - Weighing system : en
  • ES184001A3 - A FINISHING MACHINE, RAT TOOTH TYPE : en es
  • GB610095A - Improvements in or relating to the injection of oil in internal combustion oil engines : en
  • GB610363A - Improvements in and relating to photovoltaic cells and electrical rectifiers : en
  • FI23244A - Sparbössa i form av en leksak : en fi
  • CH257444A - Device for setting and measuring angles in machine tools. : de en
  • CH257335A - Continuous fire heating insert for warm air heating. : de en
  • CA451786A - Apparatus for applying capsules to bottles or like receptacles : en fr
  • CH257576A - Protection device for the inside of the cheeks and the corner of the mouth during dental treatment. : de en
  • CA451802A - Process of treating yarns : en fr
  • US2451180A - Catalysts for the polymerization of butadiene-1,3 hydrocarbons : en
  • CA451883A - Fuel tank for aircraft : en fr
  • CH257509A - Axial piston gear with arched support body for the rotating cylinder drum with the control slots. : de en
  • ES18100U - Wide neck rubber bag. (Machine-translation by Google Translate, not legally binding) : en es
  • US2451436A - Method of preparing n-alkyl acrylamides : en
  • US2451277A - Valve stem and valve : en
  • USD151339S - Splash panel accessory unit for cooking stoves : en
  • DK67784C - Wheelbarrow with weighing mechanism. : da en
  • ES183767A1 - A SAFETY DEVICE DESIGNED TO WARN ABNORMAL VARIATIONS IN THE PRESSURE OF THE TIRES : en es
  • GB610222A - Devices for holding loosc leaves in position for duplicating or copying accounts : en
  • CH257621A - Flying wing. : en fr
  • CH257481A - Method and device for manufacturing wooden containers using staples and wooden containers. : de en
  • US2450919A - Powder applicator : en
  • ES183833A1 - A NEW MACHINE TO MAKE MOLDINGS UP TO 45 CENTIMETERS WIDTH, OSCILLATING TABLE SYSTEM : en es
  • GB610266A - Improvements in or relating to devices operated by air currents and for use as toys,for decoration, or as ornaments : en
  • US2451001A - Brassiere : en
  • US2451345A - Compounded lubricating oil : en
  • US2451450A - Weather strip : en
  • GB610327A - Change-speed gear control mechanism : en
  • DK67757C - Process for the preparation of p-amino-benzene-sulfamido-thiazoles. : da en
  • ES184445A1 - A MACHINE FOR TWISTING PALM FIBERS, FORMING STRINGS WITH THEM : en es
  • US2450984A - Gem grinding and polishing tool : en
  • US2451286A - Refrigerator construction having means to restrict moisture in the walls of the cabinet : en
  • ES18104U - Card for price display (Machine-translation by Google Translate, not legally binding) : en es
  • ES18029U - Cutter comb (Machine-translation by Google Translate, not legally binding) : en es
  • USD151330S - Design fob an automobile hood louver : en
  • USD151387S - Design for an earring or similar article : en
  • ES183753A1 - PERFECTIONS INTRODUCED IN THE MANUFACTURE OF HOLLOW BODIES BASED ON PLASTIC MATERIALS : en es
  • FI23258A - Decorative device : en fi
  • US2451446A - Light-weight fiber containing product : en
  • US2451037A - Lubricating oil : en
  • US2451069A - Time and temperature controller for domestic appliances : en
  • USD151400S - Design fob a camp trailer : en
  • US2451314A - Production of alkyl cyanides : en
  • US2451224A - Push-pull selector switch : en
  • AU138617B2 - Improvements relating tothe pitting of fruit : en
  • CH257376A - Sewing machine with free sewing arm and with attachable sewing table. : de en
  • US2451339A - Intercommunicating system : en
  • GB610476A - Improvements in and relating to the application of sand to the surfaces of bricks, building blocks, tiles and the like : en
  • CA451808A - Detergent composition : en fr
  • US2451084A - Locking and resetting means for counters : en
  • US2451227A - Self-cleaning screen or filter : en
  • CA451747A - Rotary pump : en fr
  • NL130019B - Process for preparing a liquid or pasty adhesive mixture which can be used as a sterile germicidal coating for the skin and from which antiseptic plasters and bandages can be made by coating or impregnating fabrics : en nl
  • US2451235A - Device for resurfacing grinding wheels : en
  • CA451914A - Treatment of vinyl type halides : en fr
  • CH257512A - Progressive and continuous action gear change device. : en fr
  • GB610012A - Improvements relating to high frequency ignition apparatus : en
  • US2451086A - Apparatus for melting and casting glass : en
  • US2451061A - Variable ratio steering assembly : en
  • US2451127A - Rail anchor : en
  • ES183950A1 - A NEW APPARATUS FOR MULTIPLE ELECTRIC BONUSES : en es
  • GB610428A - Improvements in and relating to reciprocating pumps : en
  • AU1632647A - Improvements in or relating to insoles and to methods of, and apparatus for use in, making thesame : en
  • BE484996A - Self-clutching reduction mechanism : en fr
  • US2451046A - Method of coupling pipe : en
  • US2451352A - Revolving thread guiding flier : en
  • NL61835C - Device for drying material consisting of small particles while floating in a gas stream : en nl
  • US2450879A - 2, 4-di-tertiary-butyl-5-methoxy benzaldehyde : en
  • CH257634A - Method for producing a denture prosthesis. : de en
  • USD151328S - Design fob a tray : en
  • AU129301B2 - Improvements ina secret signaling system : en
  • US2450975A - Method of producing a nitrogen atmosphere : en
  • USD151358S - Design fob a brooch or similar article : en
  • US2450912A - Internal-combustion motor with pistons symmetrically arranged about cams on the drive shaft : en
  • GB610007A - Improvements in or relating to contact apparatus for gas reactions : en
  • AU2402145A - Improvements in regulators for heating apparatus : en
  • CA451909A - Wad : en fr
  • US2450979A - Bicycle and like vehicles : en
  • AU139652B2 - Improvements in power-transmission mechanism : en
  • CA451772A - Method of recessing the sink head of ingots : en fr
  • CA451790A - Tubular lamp and holder therefor : en fr
  • CA451860A - Synthesis of aldehydes : en fr
  • CA451801A - Operation of internal combustion engines : en fr
  • CA451835A - Alpha-methylene carboxylic acid fluoride polymer : en fr
  • CH257538A - Joint studs for steam boilers. : de en
  • ES17320Y - Plastic toothbrush, with two rotating rollers on one axis. : en es
  • ES18118U - Brake for bicycles and similar (Machine-translation by Google Translate, not legally binding) : en es
  • ES183914A1 - A SYMMETRICAL COMPRESSOR MECHANICAL SYSTEM, APPLICABLE TO WHEEL BRAKES, ESPECIALLY FOR BICYCLES : en es
  • CH257322A - Method of erecting a wall using artificial stones. : de en
  • CH257362A - Beer plate holder. : de en
  • CA451792A - Electrical measuring instrument : en fr
  • CH257370A - Loom. : de en
  • CH257464A - Brush polishing machine for watch stones. : de en
  • USD151421S - Design foe a bukial casket : en
  • USD151347S - Hoover helicopter : en
  • AU2032245A - Radiant light and/or heat energy receiver : en
  • CH257583A - Curler for hair straighteners. : en fr
  • US2451159A - Apparatus for the continual production of electrically welded tubes : en
  • US2451328A - Ultra high frequency electron discharge device : en
  • USD151315S - Design fob a picture frame : en
  • CA451771A - Filling nozzle with automatic shutoff : en fr
  • CH257592A - Frequency changer device. : en fr
  • NL61804C - Process for modifying oxygen-containing condensation products produced by condensation of aromatic or aromatic-aliphatic hydrocarbons and formaldehyde : en nl
  • US2450898A - Fuel injector control mechanism for free piston engines : en
  • US2450956A - Electrode retaining clamps for marginal bonding with high-frequency electric field : en
  • US2451329A - Cushioned disk brake shoe assembly : en
  • GB610452A - Improvements in or relating to spectacles : en
  • CA451736A - Machine for slicing cheese and the like : en fr
  • CA451813A - Rubber-like polymeric material : en fr
  • US2450986A - Guide construction for movable tank tops : en
  • US2451448A - Treatment of pigment comprising calcium carbonate : en
  • US2450878A - 3-tertiary-butyl-4-alkoxy-5-nitro benzaldehydes : en
  • ES13856Y - Flange-hitch pencil holder. : en es
  • FI23221A - A method and apparatus for making wire-threaded tablets or the like : en fi
  • GB610210A - Improvements in or relating to continuous cloches : en
  • US2451082A - E phen : en
  • GB610086A - A process for the production of asphaltic bitumens : en
  • GB610142A - Improvements in and relating to window regulators : en
  • US2451022A - Color changing antiseptic composition : en
  • US2451260A - Intermediate feed for carding machines : en
  • CA451811A - Galvanizing flux : en fr
  • CH257499A - Pocket lighter for liquid fuels. : de en
  • US2451207A - Weaving frame : en
  • USD151344S - Design fob a barbecue grill : en
  • CH257398A - Process for the production of acrylonitrile. : de en
  • US2450958A - Adjustable fender skirt brace : en
  • US2451099A - Method of uniting metal pieces by means of a bonding layer of predetermined thickness : en
  • US2451406A - Mine car latch assembly : en
  • CH257574A - Apparatus for testing respiratory function. : de en
  • CH257458A - Camera or film. : en it
  • CA451896A - Combined frequency modulation radio transmitter and receiver : en fr
  • CA451904A - Chlorination of titanium bearing materials : en fr
  • CH257614A - Saddle on bikes. : de en
  • AU139838B2 - Mechanism for winding a band or strip : en
  • CA451824A - Photopolymerization of vinylidene compounds in the presence of n-di-substituted dithiocarbonic esters : en fr
  • AU1648644A - Photoelectric drift indicator : en
  • CA451737A - Trailer hitch : en fr
  • CA451913A - Sink mounting : en fr
  • CH257455A - Instrument for multiplying two numbers. : en fr
  • CA451822A - Method of recovering the salt-forming components of nylon : en fr
  • US2450877A - 3-tertiary-butyl-4-alkoxy benzaldehydes : en
  • USD151415S - Design for a bathing suit : en
  • CH257625A - Knotter for tying thread ends together. : de en
  • CH257450A - Automatic dial scale. : en fr
  • CH257566A - Electron multiplier. : de en
  • BE485002A - Apparatus for the heat treatment of aqueous solutions of urea and ammonium carbamate in order to dissociate the latter : en fr
  • CH257360A - Brewing device. : en fr
  • US2451087A - Method of reconditioning battery plates : en
  • US2451392A - Checkerwork and brick therefor : en
  • US2450909A - Hydrostatic testing device : en
  • CH257617A - Power unit for a locomotive. : en fr
  • ES17031Y - Eye protector against the sun. : en es
  • ES183001A1 - IMPROVEMENTS IN BLOCKS FOR CONSTRUCTION : en es
  • US2451357A - Director firing system : en
  • USD151334S - Design for an ash tray : en
  • US2450903A - Phosphorus acid esters of petroleum phenols : en
  • US2451117A - Pulling apparatus : en
  • GB610082A - Improvements in or relating to snap-action electric switches : en
  • US2451255A - Chain link and method of making same : en
  • USD151406S - Design for a radio receiver cabinet : en
  • GB610164A - Improvements in water heaters : en
  • US2451010A - Safety locking and unlocking two-hand control : en
  • US2451139A - Automatic control instrument : en
  • USD151345S - Design fob an outside door handle ob similar abticle for an automotive vehicle : en
  • CH257405A - Process for the production of a new vat dye. : de en
  • CH257516A - Gripping pliers for hoists. : de en
  • CA451843A - Supported metal acetylide catalyst : en fr
  • GB610302A - Improvements in and relating to the preparation of adhesive compositions : en
  • GB610430A - Improvements in or relating to sewing machines : en
  • US2450927A - Bottle holder : en
  • USD151321S - Design foe an electric ikon : en
  • CA451758A - Liquid supply system : en fr
  • US2451143A - Window bracket : en
  • US2451240A - Electron discharge device employing cavity resonator apparatus : en
  • US2451045A - Automatic message numbering telegraph transmitter : en
  • US2451228A - Position holder for flashlights : en
  • ES184128A2 - IMPROVEMENTS MADE IN THE PROCEDURE FOR OBTAINING A SUBSTITUTE FOR SOAP, LIQUID, DISINFECTANT AND FREE OF FAT : en es
  • USD151350S - Karp scale : en
  • GB610181A - Improvements relating to electrically operated printing apparatus : en
  • AU143890B2 - Improvements relating tothe dynamic braking of induction motors : en
  • US2451322A - Internal-combustion engine : en
  • CH257451A - Static indicator of sequence of phases. : en fr
  • CH257548A - Coaxial high frequency electrical cable. : de en
  • CH257392A - Process for desulphurizing vegetable food products. : en fr
  • CH257431A - Mechanical pencil with lead back. : de en
  • CA451837A - Processing elastomers : en fr
  • US2451025A - Method of refining lubricating oils : en
  • USD151386S - Design for a vending machine cabinet or similar article : en
  • CA451880A - Process for the manufacture of derivatives of dihydro-pyridone : en fr
  • CH257332A - Space heater with hot air maker. : de en
  • CH257483A - A method of manufacturing a plastic object exhibiting a degraded effect and an object obtained by this process. : en fr
  • AU137893B2 - An improved hag lifter : en
  • CH257632A - Continuously variable gear with rolling elements. : de en
  • US2451356A - Hollow rivet for pressural upsetting, method of upsetting, and resulting joint : en
  • DK67783C - Method for producing raster slides for autotype gravure printing. : da en
  • ES183844A3 - AN APPARATUS FOR MEASURING BLOOD PRESSURE : en es
  • GB610135A - Recovery of terephthalic acid from polyesters : en
  • US2450870A - Process of making manganous sulfate : en
  • US2451118A - Fluid transmission : en
  • CA451893A - Dispersing agitator : en fr
  • CH257562A - AC rectifier. : en fr
  • CA451923A - Multi-channel telegraph system and apparatus : en fr
  • FI23236A - Barkningsspade : en fi
  • US2450945A - Pulse-echo motion detector : en
  • US2451138A - Truck loader : en
  • US2451271A - V-type internal-combustion engine : en
  • US2451030A - Centrifugal pump : en
  • CA451810A - Polymerizable compound : en fr
  • CH257416A - Device for dewatering the paper web on Fourdrinier paper machines. : de en
  • GB610176A - A new or improved light bench lathe : en
  • GB610308A - Improvements in, or relating to, furnaces : en
  • CA451938A - Fabric treatment : en fr
  • CA451829A - Process for cooling internal combustion engines : en fr
  • CA451912A - Pattern mechanism for knitting machines : en fr
  • CH257390A - Machine for tweaking footwear. : de en
  • US2451183A - Blood extracting apparatus : en
  • US2451400A - Photoelectric tube : en
  • AU149541B2 - Improvements in or relating to automatic level control arrangements applied to systems of distance measurement : en
  • US2451065A - Electrolytic water correction device : en
  • US2451137A - Contour grinding machine for work pieces each having a hollow spherical section : en
  • US2451177A - Treatment of acrylic ester polymers : en
  • US2451035A - Jig : en
  • US2451048A - Lubricating oil addition agents : en
  • CH257497A - Buckle for link and method of manufacturing said buckle. : en fr
  • US2451275A - Table assembly for automobiles : en
  • AU2307048A - Improvements in or relating to trawling gear : en
  • CA451830A - Butadiene-styrene elastomer : en fr
  • CH257357A - Hanging device for utensils, such as toilet and laundry items. : de en
  • CH257542A - Leonard drive with device for constant current control when starting and braking. : de en
  • USD151399S - Design fob a brooch ob similab article : en
  • US2451141A - Object detecting device : en
  • US2451280A - Control system : en
  • USD151318S - Design for a mechanical toy : en
  • CA451865A - Silver halide emulsion sensitized by mixtures of high polyalkylene glycols and low polyhydric alcohols : en fr
  • BE472373A - : en fr
  • CH257613A - Cycle accessory. : en fr
  • GB610015A - Latch : en
  • ES183927A1 - AN ELECTRICAL OR WITH A DEVELOPER AND AUTOMATIC BINDER OF THE WRITTEN QUARTERS : en es
  • GB610113A - Improvements in or relating to gas-turbine engines : en
  • CH257491A - Process and installation for rinsing centrifuges. : de en
  • US2451110A - Suspension rack : en
  • USD151354S - Necklace or similar article : en
  • AU1568247A - An improved shoe and method of making same : en
  • CA451867A - Heat transfer construction for electrolytic cells : en fr
  • CH257537A - Process for increasing the corrosion fatigue strength of stud bolts for steam boilers. : de en
  • USD151324S - Design fok a knife sharpener : en
  • AU1584847A - Improvements in. and relating, to electric lamp holders : en
  • CH257351A - Suspension device for handle devices. : de en
  • AU150378B2 - Improvements in blind landing system : en
  • CA451809A - Preparation of bis-(cyanoalkyl) ethers : en fr
  • CH257492A - Machine tool. : de en
  • AU138850B2 - Improvements in or relating to transition curve plotters for roads railways andother purposes : en
  • US2451375A - Conversion of hydrocarbons : en
  • CA451854A - High-impact resin and powdered metal material : en fr
  • ES183897A1 - IMPROVEMENTS IN THE AUTOMATIC STOP MECHANISM, ADJUSTABLE AT WILL, FOR DOMESTIC CLOTHES WASHING MACHINES : en es
  • AU2310448A - Improvements in or relating to automatic level control arrangements applied to systems of distance measurement : en
  • CA451756A - Combined display rack, oil saver and waste can receptacle : en fr
  • CA451803A - Bonded matter : en fr
  • US2450953A - Escharotic solution for dehorning calves : en
  • US2450966A - Yarn support : en
  • US2451165A - Sealing of closures for gusseted paper bags : en
  • USD151327S - Coates airplane : en
  • CH257334A - Boiler. : de en
  • GB610438A - Improvements in and relating to horticultural frames : en
  • AU2243948A - Improvement in process for preparing photographic emulsions : en
  • GB610006A - Improvements in or relating to methods of cutting garments : en
  • US2451020A - Easel bracket : en
  • US2451146A - Internally insulation lined vessel : en
  • US2451113A - Automatically adjustable ladder : en
  • US2450948A - Method of making elastic fabrics : en
  • US2450974A - Method of making multiple cables for terminal banks : en
  • CH257363A - Apparatus for crimping the cap of a container, such as an ampoule. : en fr
  • GB610303A - Improvements in or relating to bells for cycles and the like : en
  • FI23227A - Anordning vid Möbler : en fi
  • FI23241A - For the preparation of cobalt hydroxy : en fi
  • US2450913A - Radiotelegraphy superregenerative receiver : en
  • US2451444A - Adjustable wave coupling system : en
  • CH257552A - Method and device for fastening conductor cables to the insulator chains of the support masts. : de en
  • CH257582A - Method of making permanent waves and device for carrying out the method. : de en
  • CA451940A - Centrifugal casting of pipe : en fr
  • CH257346A - Process for the manufacture of combustible agglomerates. : en fr
  • US2451305A - Pressure head box for paper machines : en
  • GB610193A - Improvements in or relating to hair waving appliances : en
  • FI23261A - For example, sulphite cellulose : en fi
  • GB610354A - Improvements in fluorescent lamp : en
  • GB610054A - Improvements in and relating to the compensation of electric power transmission systems : en
  • GB610123A - Improvements in or relating to cinematograph projectors : en
  • FI23237A - Haystack preparation stand : en fi
  • FI23252A - Branding rules : en fi
  • CH257549A - Device intended for a connection point of an electric cable. : en fr
  • GB610313A - Improvements in and relating to mending and knitting apparatus : en
  • CA451890A - Electric impulse generator : en fr
  • GB610432A - Improvements in press guards : en
  • ES18140U - Armchair-bed combined with bedside table-bookcase (Machine-translation by Google Translate, not legally binding) : en es
  • FI23224A - Positioner for theater chairs, etc. for : en fi
  • US2450901A - Method of treating liquid slurries to separate fibers from heavier particles : en
  • GB610058A - Improvements in structural unit for radio apparatus and method of making the same : en
  • US2451258A - Sealed antenna : en
  • CA451734A - Fuel injector for engines : en fr
  • ES184725A1 - A NEW SECURITY LOCKING SYSTEM FOR LIQUID TANKS AND DRUMS, AIR TUBES AND OTHER GENERAL USES : en es
  • US2450874A - Gyro vertical instrument : en
  • US2451397A - Apparel belt or chain : en
  • USD151325S - Design fob an earring or the like : en
  • USD151422S - Design for a dress ornament : en
  • US2451003A - Safety device for firearms : en
  • US2451295A - Abrasive wheel : en
  • ES18120U - Nougat bar with dividing grooves. (Machine-translation by Google Translate, not legally binding) : en es
  • GB610079A - Improvements relating to the mounting of spools and the like on winding spindles : en
  • US2451005A - Cathode-ray storage tube apparatus and method of operation : en
  • FI23253A - Piano : en fi
  • ES184444A1 - PROCEDURE, WITH ITS CORRESPONDING DEVICE, FOR THE MANUFACTURE OF TAILORED GARMENTS WITHOUT TESTING, BY MEANS OF PHOTOGRAPHY : en es
  • ES184575A1 - A PROCEDURE FOR THE MANUFACTURE OF ELECTROLYTIC, WET AND DRY CONDENSERS : en es
  • US2451078A - Directional antenna tuning system : en
  • US2451390A - Hydraulic jack : en
  • USD151392S - Design for a clip or similar article : en
  • CA451876A - Balanced ultra-high-frequency generator : en fr
  • CH257329A - Ship lock lock. : de en
  • CA451857A - Manufacture of polymerizable unsaturated acids : en fr
  • US2451187A - Thread guide bar mounting for knitting machines : en
  • CA451775A - Catalyst : en fr
  • CH257418A - Receiving accumulator for folded and glued cardboard pieces. : en fr
  • US2451340A - Electroplating : en
  • DK67756C - Tie clip. : da en
  • CH257318A - Device for the protection of plants against frost. : en fr
  • CH257422A - Machine used to make stereotypical boards. : en fr
  • ES17051Y - Device for improving the rear bridges of automobiles. : en es
  • US2450929A - Rocket launcher : en
  • US2451136A - Treatment of normally gaseous mixtures : en
  • FI23218A - Överdragskomposition : en fi
  • US2450931A - Chuck : en
  • GB610413A - Improvements in perforating punching and reading machines : en
  • GB610143A - Improvements in and relating to aircraft : en
  • US2451333A - Synthesis of polyhydroxy compounds : en
  • ES17945U - Socket for valve, all glass, eight legs of the so-called "rimlock 41 series" (Machine-translation by Google Translate, not legally binding) : en es
  • ES18084U - Peineta indesprendible. (Machine-translation by Google Translate, not legally binding) : en es
  • CA451782A - Brake mechanism : en fr
  • GB610271A - Improvements in submersible burners : en
  • US2451350A - Preparation of unsaturated ketones : en
  • AU2310348A - Improvements in blind landing system : en
  • GB610099A - Improvements in or relating to the manufacture of fully upholstered furniture : en
  • GB610131A - Improvements in or relating to apparatus for playing gramophone records : en
  • CH257626A - Auxiliary device for enlarging the fabric contact surface on a sewing machine, in which the gripper is arranged in a free arm. : de en
  • US2451150A - Radio remote-control system : en
  • US2451310A - Alkyl esters of alpha-acylamino, alpha-cyano, beta-(3 indole)-propionic acid : en
  • US2451186A - Glue composition containing vetch seed meal : en
  • GB610361A - Improvements in and relating to forming photosensitive layers : en
  • ES183895A1 - IMPROVEMENTS IN THE OBTAINING OF THE HAIR SOFTENING PRODUCT IN THE PERMANENT WAVING IN COLD : en es
  • ES183829A1 - A NEW SYSTEM FOR PROPULSING VESSELS BY SUBMERGED CENTRIFUGAL PROPELLERS : en es
  • ES184273A1 - IMPROVEMENT OF FORCED AIR CONDUCTION MEANS IN CONDITIONING AND VENTILATION FACILITIES : en es
  • GB610283A - Improvements relating to thermionic amplifiers : en
  • ES184707A1 - IMPROVEMENTS MADE IN THE CONSTRUCTION OF WRITING MACHINES : en es
  • US2451229A - Log barking drum : en
  • GB610084A - Measuring system with eddy-current damping means : en
  • GB610127A - Improvements in or relating to thermostatic regulators : en
  • GB610129A - Stabilised olefinic polymers and copolymers : en
  • GB610005A - Improvements in processes for dissolving crude calcium aluminates : en
  • GB610346A - Improvements in or relating to thermo-contacts : en
  • AU146488B2 - Improvements in or relating to optical projection screens used in television receivers : en
  • AU2300548A - Improvements in systems for guiding dirigible craft : en
  • US2451102A - Ruffle ironer : en
  • US2451337A - Semidecating machine : en
  • ES18106U - Coupling device for metal beds (Machine-translation by Google Translate, not legally binding) : en es
  • ES18136U - Lip brush. (Machine-translation by Google Translate, not legally binding) : en es
  • ES184088A1 - A NEW CATHODIC RAY TRANSMITTER WITH ULTRA-HIGH FREQUENCY : en es
  • GB610282A - Improvements in and relating to electrical resistance measuring apparatus : en
  • GB610319A - An improved alloy : en
  • ES184593A1 - A PROCEDURE FOR THE MANUFACTURE OF IMPROVED MEMBRANES FOR PUMPS : en es
  • ES18109U - Fixing device for control knobs of t. S. H devices (Machine-translation by Google Translate, not legally binding) : en es
  • GB610246A - Improvements in method of making refractory metal composition : en
  • GB610036A - Improved methods of and apparatus for evaporating liquid : en
  • GB610470A - Improvements in and relating to mortice gauges and like tools : en
  • CH257316A - Agricultural machine with automatic control. : en fr
  • GB610449A - Improvements in or relating to electric supply devices comprising a transformer and an induction regulator : en
  • ES184440A1 - NEW CONTINUOUS COMBUSTION OVEN SYSTEM FOR PLASTER OR LIME : en es
  • GB610407A - Control for electric circuit employing a cold-cathode gas filled valve : en
  • US2450954A - Means for indicating the state of gas in cells of aircraft : en
  • US2451153A - Reaction of an etherified melamineformaldehyde condensation product with an etherified phenolformaldehyde condensation product : en
  • USD151343S - Design for a tray for desk articles : en
  • GB610285A - Improvements in or relating to electric fires : en
  • GB610039A - Rivet and riveting method : en
  • GB610374A - Improvements in or relating to accounting and similar machines : en
  • FR937998A - : fr
  • GB610080A - Catalyst preparation : en
  • USD151373S - Design fob a drawer pull : en
  • CA451820A - Surface characteristic of a solid organic polymer : en fr
  • GB610323A - Improvements in or relating to relief and by-pass valve assembly : en
  • GB610260A - Improvements in or relating to permutation locks : en
  • CA451814A - Polyvinyl butyral-resorcinol-formaldehyde adhesive : en fr
  • US2451338A - Electrical condenser : en
  • US2451373A - Speed controlled motor-driven gate : en
  • US2451361A - Overmodulation alarm : en
  • CH257596A - Control device for radio receiver device. : en fr
  • CH257624A - Process for the preparation of a derivative of trichloroethane. : de en
  • CA451749A - Aeroplane power plant arrangement : en fr
  • CH257440A - Projectile. : en fr
  • GB610426A - Improvements in or relating to means for securing hose couplings and other fittings to hose : en
  • US2451157A - Bed lamp : en
  • US2451313A - Dehydrated fruit pie filling : en
  • GB610325A - Improvements relating to scaffolding particularly for use in the construction of buildings : en
  • US2451062A - Clamp assembly : en
  • USD151370S - Design fob a necklace ob similar abticle : en
  • FI23210A - Electric Battery : en fi
  • AU147928B2 - Improvements in circuits forthe stabilisation ofthe mean frequency ofa frequency modulated oscillator : en
  • GB610072A - Improvements in and relating to grid-controlled rectifier systems : en
  • US2450959A - Silk screen printing ink : en
  • US2451105A - Push-button stepping switch : en
  • GB610297A - Improvements in electrostatic microphones and loud-speakers : en
  • US2451055A - Fuel pump : en
  • US2451326A - Brake shoe assembly : en
  • USD151381S - Design for a phonograph : en
  • GB610098A - Improvements in or relating to centrifugal pumps : en
  • GB610097A - Improvements in or relating to variable-speed power-transmission systems : en
  • GB610317A - Improvements in or relating to thermometers : en
  • ES17838U - Pacifier combined with rattle and whistle (Machine-translation by Google Translate, not legally binding) : en es
  • CH257330A - Tying device for the ends of wooden beams and wooden poles, especially for the ends of railway sleepers. : de en
  • US2451197A - Tying machine : en
  • AU2303548A - Improvements in or relating tothe preparation of magnetic spinels and to magnetic recording tapes incorporating these spinels : en
  • GB610309A - Improvements in or relating to fluid control devices and method of controlling the flow of fluid : en
  • USD151352S - Design fob a necklace ob similab abticle : en
  • ES184578A1 - IMPROVEMENTS INTRODUCED IN THE SEMIAUTOMATIC GAUGES FOR LIQUIDS : en es
  • GB610461A - Improvements in rotary means for printing impressions on metallic foil or plastic film : en
  • AU129329B2 - Improvements in regulators for heating apparatus : en
  • USD151419S - Design fob a facsimile recorder : en
  • US2450872A - Condenser tester : en
  • CH257629A - Method for preparing a new tetracyclic compound. : de en
  • US2450947A - Twine making machine : en
  • US2450998A - Cylinder head construction, bridge cooling : en
  • US2451312A - Dehydrated food product and method of making the same : en
  • AU2302348A - Improvements in or relating to aggregates comprising a hot-gas engine anda piston machine driven thereby : en
  • CA451907A - Photoelectric device : en fr
  • US2451068A - Electrolytic water correction device for insertion in circulatory systems : en
  • US2451129A - Telemetering apparatus of the impulse-duration class : en
  • CH257517A - Transportable winch. : en fr
  • CH257635A - Process for the preparation of an acylated, aliphatic aminocarboxamide. : de en
  • AU150289B2 - Toll circuits : en
  • AU2242948A - Improvements in holder devices for end-capped electrical discharge tubes provided with control switches : en
  • AU144045B2 - An improved ball-type trailer coupling socket assembly : en
  • AU2234648A - Flushing valve mainly for closet cisterns : en
  • CA451733A - Electrical plug : en fr
  • US2451147A - Rotating tool lathe : en
  • CA451894A - Frequency discriminator : en fr
  • CA451750A - Socket : en fr
  • US2451381A - Refrigerator door latch : en
  • US2451396A - Metal door and panel construction : en
  • USD151332S - Design for a bathing suit : en
  • CA451933A - Self-adjusting tappet : en fr
  • CH257397A - Process for the preparation of a new mercury compound. : de en
  • CH257428A - Device for automatically adjusting the diaphragm of a camera. : en fr
  • US2451018A - Method of preparing an isomerization catalyst for normal paraffins : en
  • US2451344A - Grid-controlled rectifier circuit : en
  • CA451735A - Method for smelting sulphide bearing raw materials : en fr
  • US2451067A - Self-energizing electrolytic water correction device : en
  • AU139925B2 - Improved agitating means for a plurality of liquid containers in attemperating and dispensing machines : en
  • AU145255B2 - Improvements in or relating to circuit arrangements for generating sawtooth oscillations : en
  • CH257527A - Internal combustion engine for propulsion of a cycle. : en it
  • AU127434B2 - Photoelectric drift indicator : en
  • US2451221A - Wedged needle type phonograph pickup : en
  • CH257518A - Vehicle lifting installation for workshops and garages. : en fr
  • AU2307148A - Improvements in or relating tothe equipment of trawling vessels : en
  • CA451783A - Fluid pressure control mechanism : en fr
  • GB610337A - Improvements in or relating to web or sheet folding mechanism : en
  • US2451034A - Curtain and curtain hanging means : en
  • US2451049A - Abrasive pneumatic finishing machine : en
  • CA451800A - Condensation of ureas with aldehydes and amines : en fr
  • US2451266A - Telescope sight mount for shoulder arms : en
  • GB610021A - Improvements relating to combustion apparatus : en
  • GB610070A - Improvements in the manufacture of boxes : en
  • USD151393S - Design for a brooch or similar article : en
  • AU2299248A - A power operable flying control system : en
  • CA451885A - Divisible paper web : en fr
  • US2451009A - Aircraft control surface : en
  • US2450876A - Wire twisting device : en
  • US2451387A - Lubricator : en
  • ES184531A1 - IMPROVEMENTS IN THE PREPARATION OF VARIED ELEMENTS IN PRESERVATION : en es
  • GB610261A - A new or improved means for preventing the slipping of ladders : en
  • AU2308648A - Anew or improved coupler for use in erecting temporary structures : en
  • CH257371A - Velvet and process for its manufacture. : de en
  • BE481885A - Device comprising at least two gas and / or vapor discharge tubes connected in parallel : en fr
  • CA451781A - Supercharger regulator and surge control : en fr
  • AU2302848A - Improvements in or relating to motor lorry bodies : en
  • US2451398A - Heat exchanger : en
  • USD151385S - Combined bowling game device and ash tray : en
  • US2451334A - Fluid pressure operated actuating device : en
  • AU137889B2 - Improvements in. and relating, to electric lamp holders : en
  • CA451931A - Electro-magnetic friction device : en fr
  • CA451812A - Cement softener : en fr
  • GB610045A - Improved packing for use between rotatable and fixed members : en
  • GB610365A - Looper-actuating mechanism for sewing machines : en
  • CA451760A - Liquid dispensing device : en fr
  • CH257415A - Electrolyser device against the formation of scale in boilers and other water heat exchangers. : en fr
  • US2451109A - Actuator and control assembly for retractable landing gears : en
  • US2451298A - Hydrogenation of unsaturated cyclic sulfones : en
  • AU2307548A - Improvements in or relating to travelling wave apparatus : en
  • CA451851A - Switch construction : en fr
  • US2451239A - Shockproof electromagnet with armature : en
  • US2451323A - Shock resistant relay : en
  • US2451349A - Continuous heating furnace and method of operating the same : en
  • CA451791A - Protection of alternating current electric power systems : en fr
  • CA451875A - Gain control arrangement : en fr
  • CH257495A - Pin buckle. : en fr
  • GB610340A - Improvements in or relating to folding doors : en
  • AU144751B2 - Improvements in or relating to travelling wave apparatus : en
  • CA451774A - Metallic vessel for high temperature service : en fr
  • ES184357A1 - IMPROVEMENTS IN THE CONSTRUCTION OF ADDING AND SUBTRACTING MACHINES : en es
  • GB610238A - Improvements in underfeed stokers for furnaces of boilers and the like : en
  • US2450887A - Semiconductor : en
  • CH257487A - Apparatus for sharpening razor blades. : en it
  • US2451223A - Drilling apparatus : en
  • CH257414A - Mass comprising a rubber and a filler product consisting of peat and method of manufacturing this mass. : en fr
  • CH257480A - Oven for heat treatments under pressure. : de en
  • AU2306748A - Improvements in or relating to transition curve plotters for roads railways andother purposes : en
  • AU1864248A - Improvements in or relating to friction Clutches : en
  • CH257514A - Device for lubricating with fine oil a cable mounted in a flexible sheath. : en fr
  • CH257353A - Edge protection device for carpets, runners, templates, etc. : de en
  • US2450989A - Method and mold for casting blastfurnace salamanders : en
  • USD151389S - Design for a brooch or similar article : en
  • US2450916A - Apparatus for forming mineral wool mats : en
  • US2451296A - Electric hot-water heater : en
  • ES17998U - Electric roaster and grill (Machine-translation by Google Translate, not legally binding) : en es
  • GB610378A - Improvements in cloth-cutting machine : en
  • AU2239448A - Improved 1 roller or disc for friction gearing : en
  • CA451738A - Shingle and shingle covering : en fr
  • CH257513A - Adjustable motor gear unit. : de en
  • ES17172Y - Lamppost for traffic signals. : en es
  • US2450883A - Stuffing tube : en
  • US2451435A - Plastic compositions and process of making the same from an unsaturated ketone and an unsaturated nitrile : en
  • US2451249A - Electron discharge device for ultra high frequencies : en
  • USD151357S - Design for a necklace or similar article : en
  • US2451021A - Voltage regulating amplifier system : en
  • FI23228A - Method of fabrication and assembly of uniformly thick log units : en fi
  • US2451161A - Pressure device for camera mechanism and filler inserts therefor : en
  • US2451348A - Adjustable trunnion mounting for bulldozers and the like : en
  • US2451432A - High molecular guanamines and a : en
  • USD151390S - Bhooch or similar article : en
  • US2450900A - Machine for forming articles from a liquid slurry : en
  • US2451220A - Wall construction : en
  • AU139412B2 - Improvements in or relating to dolls or like toys : en
  • AU141639B2 - Improvements in or relating to apparatus for electrocuting animals : en
  • FI23220A - Method and device for x-ray of teeth : en fi
  • US2451097A - Tire bead spreader : en
  • US2451364A - Garment and collar combination : en
  • CA451845A - Silver halide photographic emulsion of enhanced light sensitivity : en fr
  • ES18085U - Desktop calendar. (Machine-translation by Google Translate, not legally binding) : en es
  • GB610402A - Improvements in or relating to scissors, shears and like cutting implements having hinged cutting blades : en
  • ES184117A1 - PROCEDURE FOR THE PREPARATION OF EXTRACTS AND SOLUTIONS BASED ON VITAMIN H WITH STABLE EFFECT : en es
  • CH257441A - Shooting range with warning console. : de en
  • US2450939A - Vibration fatigue testing method and machine : en
  • US2451259A - Sleeve board having a lowered inoperative position and having a raised and locked operative position : en
  • GB610032A - Improvements in and relating to constant level devices : en
  • GB610484A - Improvements in or relating to thermostatic devices for controlling the temperature in electrically heated ovens and the like : en
  • GB610243A - Improvements in or relating to water taps : en
  • CH257489A - Electromagnetically controlled machine with a flapping effect. : en fr
  • LU29181A1 - : en
  • US2451050A - Olefin extraction : en
  • DK67769C - Neutralized amplifier tube for very short waves. : da en
  • ES11987Y - Drain device, with filter, for bathtubs, sinks, bidets and the like. : en es
  • ES15442Y - New model of baby bottle. : en es
  • GB610437A - Improvements in or relating to tumbling barrels : en
  • GB610025A - Improvements in and relating to luminescent materials : en
  • US2451079A - Facsimile apparatus record mounting means : en
  • US2451351A - Production of unsaturated ketones : en
  • CH257544A - AC series motor for various operating voltages. : de en
  • GB610293A - Improvements in or relating to the manufacture of alkyl benzene peroxides : en
  • US2450993A - Electric motor-driven concrete mixer : en
  • US2451426A - Bright zinc plating : en
  • USD151336S - Combined table and bookholder : en
  • USD151405S - Grill guard for automobile radiators : en
  • GB610043A - Improvements in telephone systems : en
  • GB610225A - Improvements in or relating to cigarette holders : en
  • GB610415A - Improvements in and relating to pillows : en
  • US2451404A - Inductive electrical indicator with compensated damper : en
  • CH257430A - Machine for automatic blueprints and developing. : de en
  • AU150290B2 - System of radio navigation : en
  • CH257536A - Hot gas motor with automatically regulated heat supply to the heating part. : de en
  • FI23217A - Procedure for the preparation of iron oxide dyes : en fi
  • ES18139U - Auger to empty potato for filling. : en es
  • FI23269A - Anordning vid syftinstrument t.ex. for the purposes of this Regulation : en fi
  • US2451121A - Illuminating flare : en
  • ES15078Y - Detachable fancy button. : en es
  • FI23219A - Bleaching and processing of linoleum and nitrocellulose : en fi
  • AU2320448A - Improvements in blade dispensing magazine : en
  • DK67767C - Electric machine and method of its manufacture. : da en
  • CH257637A - Process for the preparation of an acylated, aliphatic aminocarboxamide. : de en
  • GB610194A - Trailer coupling : en
  • CH257437A - Toys with marbles and spinning tops. : de en
  • CH257472A - Tool holder box for machine tool. : en fr
  • US2451044A - Communication system employing pulse code modulation : en
  • CH257636A - Process for the preparation of an acylated, aliphatic aminocarboxamide. : de en
  • US2451107A - Electric switch : en
  • GB610298A - Improved apparatus for sifting materials : en
  • GB610386A - Improvements relating to rotary engines, pumps and the like : en
  • GR11822B - CHILDREN'S TOY. : el en
  • US2451382A - Combined dispensing and blade holding box : en
  • US2451428A - Dihydrothiophenes and method of preparing same : en
  • ES183771A1 - A PROCEDURE FOR THE FIXING OF BRUSHES ON RUBBER SHEETS FOR THE MANUFACTURE OF BRUSHES : en es
  • GB610443A - Improvements relating to the interconnecting of metal parts : en
  • DK67774C - Sealing strip. : da en
  • ES18152U - Improved cistern. (Machine-translation by Google Translate, not legally binding) : en es
  • US2451016A - Elastic thread and process of making same : en
  • US2451026A - Television system : en
  • US2451318A - Confection package : en
  • ES16908Y - Perfected clamp. : en es
  • US2451098A - Oil purifying system for vacuum pumps : en
  • USD151342S - Design fob a merchandise display case : en
  • AU147963B2 - Improvements intwo-to-ordinate step-by-step electromagnetic switches : en
  • CH257501A - Circular cylindrical support member with a shoulder which is formed by a snap ring. : de en
  • GB610128A - A carrying or storage case for a cinematographic projector and screen : en
  • FI23242A - AIV solution scale : en fi
  • GB610064A - Improvements in methods of making cyanine dyes and in photographic emulsions containing them : en
  • GB610451A - Improved structural unit : en
  • GB610101A - Improvements in supports for wheeled or mobile scaffolding : en
  • GB610352A - Improvements in or relating to order signalling or indicating systems : en
  • USD151398S - Design for a brooch or similar article : en
  • ES183898A1 - A SELECTOR DEVICE FOR OPERATING THE WASHING AND DRAINING MECHANISMS IN DOMESTIC CLOTHING WASHING MACHINES : en es
  • ES184272A1 - PERFECTIONS IN THE MANUFACTURE OF DRY ELECTRIC BATTERIES OR BATTERIES : en es
  • GB610112A - Improvements in or relating to pulse modulator circuit arrangements : en
  • US2451060A - Joint assembly : en
  • GB610220A - Improvements relating to turbine power plant : en
  • GB610256A - Improvements in building blocks, slabs or panels : en
  • GB610258A - Improved ventilating or hot air shafts or flues : en
  • GB610427A - Improvements in pitot tube : en
  • GB610122A - Improvements in and relating to injection fuel pumps for internal combustion engines : en
  • GB610093A - Improved method of and means for waxing threads to be used in the manufacture of wax matches or tapers : en
  • GB610037A - Improvements in the production of polyvinyl chloride compositions : en
  • GB610008A - Improvements in and relating to control systems for power driven movable objects : en
  • GB610092A - Constructional toy : en
  • GB610198A - The manufacture of ether-esters of organic hydroxy-acids : en
  • LU28603A1 - : fr
  • AU125992B2 - Means for reproducing motion : en
  • CH257482A - Filler neck. : de en
  • CH257541A - Installation on absorption refrigeration systems. : de en
  • CH257339A - Process for preparing high strength porous concrete. : en fr
  • CH257545A - Motore elettrico ad induzione con statore protetto a tenuta di liquido. : en fr
  • US2451399A - Rain gutter for automobile windows : en
  • US2451041A - Catalytic cracking and reforming process for the production of aviation gasoline : en
  • US2451405A - Combination clamp and closure : en
  • US2451315A - Digging wheel drive for trenchers : en
  • AU2306148A - Buoyancy apparatus : en
  • AU141640B2 - Buoyancy apparatus : en
  • CH257504A - Shaft coupling. : de en
  • CA451757A - Combined display rack, oil saver and waste can receptacle : en fr
  • CA451844A - Production of 7-dehydro-cholesterol : en fr
  • CA451901A - Tuning mechanism for wireless sets : en fr
  • CH257352A - Support for glass plates, rack boards and the like. : de en
  • CH257602A - Non-slip fitting for draft animals. : en fr
  • US2450957A - Roll stripping mechanism : en
  • CA451862A - Dust inhibiting cutting guide for roll film packages : en fr
  • US2451058A - Semiautomatic automotive transmission with governor-synchronized gears : en
  • US2451362A - Lining composition and container wall lined therewith : en
  • CA451752A - Method and apparatus for removing snow : en fr
  • US2451024A - Method of calcining and calcining apparatus : en
  • AU1562447A - Process for converting sulphur dioxide to hydrogen sulphide : en
  • AU2307948A - Improvements in circuits forthe stabilisation ofthe mean frequency ofa frequency modulated oscillator : en
  • CA451887A - Process for preparing metallic surfaces for the engraving thereof : en fr
  • CH257426A - Device for reproducing a recording on film. : en fr
  • USD151394S - Design for a brooch or similar article : en
  • CH257604A - Elastic coating to protect fragile objects. : en fr
  • ES184247A1 - AUTOMATIC BEAD MOLDING MACHINE AND DRILLED BALLS FOR JEWELERY : en es
  • GB610138A - Process for stabilising highly polymeric linear esters : en
  • US2451307A - Clamp for frame straightening machines : en
  • GB610369A - Improvements in machines for grinding the flanks of threads, chiefly in worms : en
  • GB610397A - Process for producing carbonyl compounds : en
  • GB610170A - Plastic articles reinforced with filaments, fibres, yarns, fabrics and the like : en
  • CA451848A - Catadioptric lens system : en fr
  • US2450888A - Wear resistant steel : en
  • CA451765A - Collapsible receptacle : en fr
  • CH257564A - Mercury arc discharge tube. : en fr
  • US2450911A - Acoustical structure : en
  • US2451208A - Sock drier : en
  • US2451365A - Record tape advancing device : en
  • USD151388S - Design for an earring or similar article : en
  • CH257467A - Electric soldering device. : de en
  • GB610094A - Improvements in or relating to boxes : en
  • US2451014A - Optophone : en
  • US2451134A - Poultry food : en
  • US2451064A - Electrolytic water correction device : en
  • US2451336A - Nonrefillable bottle closure : en
  • ES184202A1 - PERFECTIONS IN THE MANUFACTURE OF FOLDING CHAIRS FOR CHILDREN : en es
  • FI23263A - Foldable kick sled : en fi
  • GB610344A - A process for improving lubricants : en
  • GB610480A - Improvements in or relating to laundry irons : en
  • ES18135U - Electric toy (Machine-translation by Google Translate, not legally binding) : en es
  • GB610311A - Improvements in the production of basic polyamides : en
  • CH257534A - Method for operating a thermal power plant intended for propulsion of ships. : de en
  • CA451797A - Nitration of alcohols : en fr
  • GB610165A - Improvements in or relating to plate holders for photographic cameras : en
  • NL62636C - Hypodermic needle : en nl
  • GB610177A - Improvements in or relating to frames or stands for photographs, pictures or the like : en
  • CH257506A - Process for the insulation of heat or cold carriers (e.g. boilers, cylinders, pipes of heat engines, heating systems, refrigerating machines). : de en
  • CH257539A - Equipment on steam boilers to connect the fire box with the standing boiler wall by means of articulated studs. : de en
  • GB610056A - Method of making dithiophosphoric acid esters of an alkyl-substituted phenol and mineral oils containing these compounds : en
  • GB610267A - Improvements in the welding of end fittings to pipes or tubes : en
  • GB610130A - Improvements relating to open cooking vessels for domestic use : en
  • GB610467A - Improvements relating to cattle stalls or stables : en
  • US2451421A - Coupling device : en
  • CA451838A - Nitrogen-substituted polyamides : en fr
  • ES183116A1 - IMPROVEMENTS IN ZIPPER CLOSURES : en es
  • GB610133A - Improvements in capsules : en
  • GB610228A - Improvements relating to the manufacture of fine mesh screens : en
  • GB610088A - Change speed mechanism : en
  • GB610490A - Improvements in or relating to electric switches, particularly for use on alternating current circuits : en
  • DK67788C - Automatic Safety Device for Machine Guns. : da en
  • FI23247A - Insecticide : en fi
  • US2451015A - Dispensing package for cartridge reloading components : en
  • US2451071A - Spray nozzle : en
  • ES18151U - Mechanical carpet cleaner. (Machine-translation by Google Translate, not legally binding) : en es
  • GB610414A - Improvements in or relating to torque-measuring wrenches, spanners and like tools : en
  • US2451358A - Impulse transmitter : en
  • CH257343A - Device for immobilizing the two leaves of a half-open window. : en fr
  • GB610336A - A process for the removal of impurities of an organic nature from aqueous liquids orliquids miscible with water by means of synthetic resin gel grains : en
  • GB610435A - A new or improved label for horticultural and like purposes : en
  • FI23245A - Ashtray : en fi
  • ES18128U - Leveling device, applicable to the legs of the furniture. (Machine-translation by Google Translate, not legally binding) : en es
  • GB610141A - Improvements in controls for the brake system of a tractor trailer vehicle : en
  • GB610478A - Improvements in or relating to screwdrivers : en
  • ES184551A1 - A NEW ELECTRICAL ENERGY METER SYSTEM, EQUIPPED WITH AN INDUCTIVE DEVICE THAT DOES NOT ALLOW REVERSING AND THAT PRODUCES ANOTHER ROTATING FIELD THAT START UP THE DISC IN CASE OF FRAUD : en es
  • GB610338A - Improvements in storing and feeding apparatus for superimposed articles : en
  • GB610033A - Improvements in or relating to the reduction of molybdenum compounds : en
  • GB610429A - A new or improved appliance for drying or airing clothes : en
  • US2451115A - Pillow block bearing : en
  • US2451308A - Electrical device : en
  • GB610310A - Improvements in and relating to ablution cabinets : en
  • GB610400A - Improvements in or relating to accounting and similar machines : en
  • GB610408A - Improvements in or relating to vegetable paring or cleaning machines : en
  • US2451132A - Internal-combustion engine : en
  • US2451264A - Method of applying powdered metal briquettes to curved metallic surfaces : en
  • USD151367S - Design for a bracelet or similar article : en
  • US2450891A - Clamp : en
  • GB610388A - Improvements in or relating to the manufacture of bearing bushes, distance pieces and the like : en
  • GR11824B - DECORATIVE BUCKLE FOR YOUNG HAIRDRESS. : el en
  • ES18126U - Shoulder strap for clothing. (Machine-translation by Google Translate, not legally binding) : en es
  • GB610028A - Improvements in apparatus for composite photography : en
  • US2450895A - Stuffing box : en
  • US2451019A - Apparatus for producing artificial fog : en
  • DK67770C - Control device for reciprocating compressors, in particular for refrigeration systems. : da en
  • AU144819B2 - Improvement in sensitized tracing cloth : en
  • CH257380A - Process for dyeing leather. : de en
  • USD151380S - Design fos a necktie : en
  • CH257331A - Road construction machine. : de en
  • CH257412A - Process for the manufacture of rubber-like materials with increased adhesion and material obtained by this process. : de en
  • US2451070A - Fluid-retaining joint and method of making the same : en
  • US2451140A - Headwear : en
  • US2451378A - Precision cannon pinion tightener : en
  • AU140062B2 - Nailmaking and nailing machine : en
  • CH257601A - Accessory for a locomotive such as a cane and crutch. : en fr
  • US2450987A - Handling and joining cooperating members : en
  • USD151326S - Design for an earring or the like : en
  • GB610119A - Improvements in mounting brackets for radio receivers and the like : en
  • AU149512B2 - Improvements in systems for guiding dirigible craft : en
  • US2451163A - Implement anchor : en
  • US2451210A - Chuck for automatic machine tools : en
  • AU690346A - Improvements in or relating to devices for guiding thin bands such as, ior example, films made from partly o rentirely regenerated cellulose for recording or reproducing images and/or sound rcords : en
  • US2450991A - Radar control system : en
  • US2451367A - Feed mechanism : en
  • USD151341S - Combined cigarette case and lighter : en
  • US2451353A - Ball caster : en
  • USD151371S - Design fob a necklace ob similar abticle : en
  • CA451751A - Cutlery : en fr
  • CH257606A - Cigarette pack with mirror. : de en
  • AU139421B2 - Process for converting sulphur dioxide to hydrogen sulphide : en
  • US2451125A - Tubular container for electrical condensers or other apparatus : en
  • US2451236A - Trailer for boat handling : en
  • CH257465A - Pneumatic forming machine for foundry. : en it
  • US2451196A - Board game device : en
  • CA451847A - Electric boiler : en fr
  • USD151333S - Design for a hobby horse : en
  • AU139289B2 - An improved pneumatically driven earth, soft coal andthe like boring machine : en
  • CH257394A - Process for roasting natural products and apparatus for carrying out the process. : de en
  • CA451841A - Explosive composition : en fr
  • AU141641B2 - Improvements in or relating to quick freezing apparatus : en
  • CH257377A - Flat chain loom. : de en
  • CH257473A - Threading machine to tool. : en fr
  • CH257373A - Drive device for the feed dog of sewing machines. : de en
  • CH257528A - Ignition device with setting gauge on internal combustion engines. : de en
  • USD151401S - Design for a brooch or similar article : en
  • US2451119A - Towing hitch : en
  • AU133573B2 - Improved 1 roller or disc for friction gearing : en
  • CA451852A - Switch construction : en fr
  • AU137666B2 - Improvements in or relating to friction Clutches : en
  • GB610493A - Improved device for automatically piling printed products delivered from rotary printing machines : en
  • GB610496A - Improvements relating to soldering irons : en
  • CA451915A - Treatment of vinyl type halides : en fr
  • GB610410A - Improvements in gear pumps : en
  • CH257317A - Herbicide. : en fr
  • CH257586A - Powerline transmission installation. : en fr
  • USD151365S - Design for a brooch or similar article : en
  • CA451941A - Dishwashing machine : en fr
  • CH257593A - Shielded Lecher wire system. : de en
  • ES18142U - Bottle with two or more necks, graduated. (Machine-translation by Google Translate, not legally binding) : en es
  • BE485003A - Process and apparatus for the production of urea from ammonia and carbon dioxide via liquid ammonium carbamate : en fr
  • CH257559A - Fuse cartridge. : de en
  • US2451434A - Enol-thioethers of ketosteroids and method of preparing the same : en
  • US2451112A - Folding concrete form : en
  • US2451327A - Removal of acetylene from diolefincontaining mixtures : en
  • GB610483A - Improvements in switch control means for electric motors : en
  • CH257567A - Electric pulse generator. : de en
  • CA451740A - Machine for severing and driving corrugated fasteners : en fr
  • US2451251A - Towel dispensing device : en
  • CH257500A - Gasoline lighter. : en fr
  • US2451108A - Toilet ventilating means : en
  • US2451388A - Sheet positioning and feeding device for printing presses : en
  • US2451040A - Process for production of butadiene : en
  • CA451878A - Position-indicating device : en fr
  • CH257349A - Bread cutting board. : de en
  • DK67758C - Process for the preparation of internal and internal compounds. : da en
  • US2450995A - Apparatus for forming hollow glassware : en
  • US2451252A - Flexible conduit joint : en
  • CH257333A - Heating system with heating elements embedded in a mass. : de en
  • CH257591A - Radio transmission system with a rhombus antenna. : de en
  • SE122980C1 - Device for noise apparatus : en sv
  • US2450981A - Flask heater : en
  • CA451793A - Wire coating apparatus : en fr
  • CH257443A - Device for controlling bodies of revolution. : de en
  • ES18097U - Seal for bottles with mechanical stopper. (Machine-translation by Google Translate, not legally binding) : en es
  • ES183874A1 - A DEVICE TO AUTOMATICALLY PREVENT THE REFILLING OF THE BOTTLES : en es
  • DK67785C - Method for clamping crankshafts in grinders, lathes and similar shaping metalworking machines and apparatus for use in carrying out the method. : da en
  • US2451193A - Portable air clearing fan : en
  • CA451827A - Process for polymerizing vinyl fluoride : en fr
  • CH257628A - Method for preparing a new tetracyclic compound. : de en
  • CH257410A - Process for the production of vegetable tanning agents. : de en
  • GB610447A - Improved x-ray tube with a rotary anode : en
  • GB610453A - Improvements relating to automatic switches of the kind used in telephone systems : en
  • GB610455A - Improvements in or relating to the manufacture of tines for agricultural implements : en
  • US2451056A - Key holder : en
  • CA451855A - Pump : en fr
  • CH257611A - Protective device on tractors with an additional power connection shaft. : de en
  • ES16316Y - No text : en es
  • ES18143U - Filter plug for washbasin. (Machine-translation by Google Translate, not legally binding) : en es
  • GB610049A - Improvements in or relating to radio echo systems : en
  • FI23251A - Threading arm : en fi
  • GB610277A - Discharger for centrifugal machines : en
  • US2451346A - Compounded lubricating oil : en
  • US2451384A - Razor blade sharpening apparatus : en
  • FI23229A - The method of making bulkheads or other infill panels or bricks and the mass used to make them : en fi
  • GB610048A - Improvements in or relating to the preparation of labile vinyldiacetonalkamine and to the production of eucatropine hydrochloride therefrom : en
  • GB610328A - Electrical connector and method of making electrical connections : en
  • GB610424A - Improvements relating to clod cutting implements : en
  • US2450933A - Horn control : en
  • US2451089A - Hydraulic cylinder construction : en
  • GB610265A - Improvements in or relating to toys and ornamental devices operated by air currents : en
  • US2451330A - Sheet feed for writing machines : en
  • US2451416A - Intermittent drive device : en
  • US2451453A - Apparatus for controlling rotation of vehicle wheels : en
  • US2450936A - Conditioning of drilling fluids : en
  • ES184361A1 - IMPROVEMENTS IN THE MANUFACTURE OF INVIOLABLE SAFETY SHACKLES : en es
  • US2451051A - Sanitary pipe cleanout device : en
  • USD151366S - Design fob a brooch or similar article : en
  • USD151414S - Design for a vegetable slicer : en
  • CH257427A - Support device for a cinematographic camera. : en fr
  • AU2306848A - Improvements in or relating to quick freezing apparatus : en
  • US2451212A - Thermoplastic coating composition : en
  • FI23225A - Spring mattress edge frame : en fi
  • GB610460A - Improvements in and relating to tiles : en
  • US2450875A - Gyroscopic instrument : en
  • US2451017A - Movie camera attachment for making lap dissolves : en
  • US2451213A - Reciprocable feed means for printing machines : en
  • ES18129U - Pendant rack for billiards. (Machine-translation by Google Translate, not legally binding) : en es
  • ES183864A1 - A PROCEDURE FOR ADVERTISING TELEGRAMS : en es
  • FI23223A - Anordning vid körbara friseringsapparater : en fi
  • FI23260A - The defibrating mask is made of fibrous material : en fi
  • GB610295A - Improvements in or relating to device for registering paper sheets in goffering or other machines : en
  • CA451856A - Boiler furnace : en fr
  • CA451886A - Control means for tractor-connected implements : en fr
  • AU133053B2 - Improvements in or relating to devices for guiding thin bands such as, ior example, films made from partly o rentirely regenerated cellulose for recording or reproducing images and/or sound rcords : en
  • GB610149A - Improvements relating to hydraulic turbines and wind motors : en
  • ES184420A3 - ELASTIC FABRICATION PROCEDURE : en es
  • ES184032A3 - IMPROVEMENTS IN THE MANUFACTURE OF AIR PUMPS FOR TIRES : en es
  • ES184230A1 - A PROCEDURE FOR MANUFACTURING FINISHES AND FEET WITH CARVED DRAWINGS, APPLICABLE TO FURNITURE : en es
  • GB610152A - Improved manufacture of articles coated with organo-silicon compositions : en
  • US2451076A - Frame structure : en
  • GB610384A - Fishing tackle : en
  • ES18091U - Suitcase-cupboard for cars. (Machine-translation by Google Translate, not legally binding) : en es
  • NL127313B - : en
  • CH257395A - Filter device. : de en
  • US2451167A - Block molding machine : en
  • US2451417A - Steel wool : en
  • US2451029A - Flow controller reset : en
  • US2451276A - Valve insides : en
  • US2451386A - Isomerization of 1,4-dicyano-2-butene : en
  • US2451211A - Cabinet, chest, and similar articles : en
  • AU147898B2 - Improvements relating to sound recording and/or reproducing apparatus : en
  • US2451246A - Tool bit and holder therefor : en
  • CA451871A - Apparatus for producing fibres : en fr
  • GB610147A - Improvements in and relating to vacuum cleaners : en
  • CA451917A - Catalytic polymerization of unsaturated esters : en fr
  • CH257425A - Cinematographic projection device for silent and sound films. : en fr
  • DK67790C - Electric shaft machine. : da en
  • AU2299148A - Improvements In or relating to methods of brazing articles consisting of oxidation-resistant alloys : en
  • CH257386A - Washing device. : de en
  • USD151346S - And lfo : en
  • CH257424A - Process for manufacturing a typewriter character having a head larger than its shank, tools for its implementation and character obtained by this process. : en fr
  • ES18086U - Suction cup healing, perfected. (Machine-translation by Google Translate, not legally binding) : en es
  • CH257579A - Process for the preparation of a new mercury compound. : de en
  • GB610417A - Improvements in or relating to machines for treating textile materials with dyes andother liquids : en
  • CA451778A - Automatic steering system : en fr
  • CH257498A - Pyrophoric lighter. : en fr
  • CH257615A - Element for the formation of protective grids for rotating organs. : de en
  • US2450907A - Turn control means for an automatic pilot : en
  • CH257459A - A method of manufacturing a dial with raised hour signs and a dial obtained by this method. : en fr
  • GB610117A - Manufacture of dyestuffs and intermediates : en
  • GB610291A - Spring mattress, preferably for beds : en
  • CH257584A - Pocket sprayer. : en fr
  • US2451201A - Attenuator for ultra high frequencies : en
  • USD151349S - Josephian trailer : en
  • ES184116A1 - A PROCEDURE FOR MANUFACTURING VULCANIZED RUBBER BALLS WITHOUT INFLATION VALVE : en es
  • FI23213A - The distance between the air cables : en fi
  • GB610022A - Rubber or other flexible structure : en
  • CH257409A - Gas generating charge. : de en
  • AU2299348A - Hedge cutting machine : en
  • CA451935A - Electric heater : en fr
  • CH257374A - Sewing machine. : de en
  • ES184726A3 - NEW SYSTEM FOR MANUFACTURING PLYWOOD BOARDS FOR CARPENTRY AND CONSTRUCTION, BASED ON FLAT WOODEN STICKS : en es
  • AU2242348A - Improved building boards or plates and methods of manufacture and erection thereof : en
  • BE484962A - : fr
  • CH257381A - Method and device for feeding and removing the film printing stencils for the repeat printing of fabrics on a printing table. : de en
  • GB610445A - Improvements in intaglio printing machines : en
  • ES183930A3 - A FINISHING PROCEDURE FOR ALUMINUM SURFACES : en es
  • GR11821B - ARTIFICIAL NIPPLE. : el en
  • CH257479A - Machine tool. : en fr
  • AU144107B2 - Improved building boards or plates and methods of manufacture and erection thereof : en
  • CH257336A - Instant water heater. : de en
  • GB610172A - Improvements in or relating to the production of organic nitriles : en
  • GB610232A - Apparatus for use in measuring the flexibility and adhesion of surface coatings : en
  • US2450881A - Pressure cabin control : en
  • AU126646A - Improvements in or relating to firing of electric detonators through gas discharge tubes or other electronic discharge devices : en
  • AU139664B2 - Improvements in blade dispensing magazine : en
  • CA451767A - Process for recovery of aromatic hydrocarbons : en fr
  • ES184168A3 - IMPROVEMENTS IN THE MANUFACTURE OF MONOFILAMENTS AND POLYFILAMENTS, STARTING FROM ADIPIC ACID AND HEXAMETHYLENODIAMINE COMPOUNDS : en es
  • ES184460A3 - A NEW MUSICAL INSTRUMENT IN THE FORM OF HARMONY : en es
  • US2451101A - Bulldozer-loader device : en
  • US2450977A - Vehicle reach and hound construction : en
  • CA451753A - Device for dispensing lump sugar : en fr
  • CA451816A - Calendered sheets comprising the reaction products of polyvinyl acetals and alcohol-modified urea-formaldehyde resins : en fr
  • CH257453A - Logarithmic dial intended in particular for a standard meter for the calibration of electrical energy meters. : en fr
  • AU140734B2 - An improved method of and means for degreasing and/or scouring wool : en
  • GB610219A - Improvements relating to tumbling conveyors : en
  • CH257354A - Appliance suitable for immersion in hot water for the preparation of tea. : de en
  • CA451794A - Manufacture of dinitro-ortho-cresol : en fr
  • CA451891A - Folded napkin dispenser : en fr
  • DK67760C - Process for the preparation of basic esters of aliphatic tertiary carboxylic acids. : da en
  • GB610020A - Improvements relating to the production of plastic compositions : en
  • US2450892A - Delay powder : en
  • CH257619A - Electric train protection device. : de en
  • AU2245848A - A needle threader : en
  • CA451766A - Evaporating system : en fr
  • CA451906A - Viewing device : en fr
  • US2450980A - Scrubber for removing dirt from aggregates such as sand and gravel : en
  • FI23206A - Mottagare för stereofoniskt upptagna och separat överförda ljudbilder : en fi
  • AU144750B2 - Improvements in or relating to electric pulse communication systems : en
  • CA451763A - Spattle-spoon : en fr
  • ES17085Y - Device for heating cognac and other spirits. : en es
  • CH257326A - Process for the production of a thermally and acoustically insulating wall or ceiling plaster. : de en
  • AU1572347A - Improved agitating means for a plurality of liquid containers in attemperating and dispensing machines : en
  • GB610296A - Improvements relating to electric heating elements : en
  • CA451910A - Soldering flux : en fr
  • CH257595A - Tunable ultra-high frequency apparatus. : de en
  • CA451770A - Bleaching and filling of leather : en fr
  • ES184431A1 - AN ELECTRICAL TRIPPING SYSTEM AND PERFECTIONS APPLICABLE TO THE DRUMS OF THE WOOL ASSORTMENTS : en es
  • GB610009A - Improvements in or relating to the isomerization of paraffin hydrocarbons : en
  • GB610038A - Manufacture and use of reaction products of organic compounds containing sulphonic acid groups with quaternary ammonium compounds : en
  • AU139430B2 - Improvement in photomechanical copy method : en
  • AU2302948A - Improvements in power-transmission mechanism : en
  • CA451939A - Treatment of textile materials : en fr
  • GB610044A - Improvements in universal joints : en
  • CH257477A - Machine carrier for splitting screws on automatic lathe. : en fr
  • US2451394A - Self-aligning conveyer roll mounting : en
  • GB610161A - Improvements in or relating to checker for open hearth regenerative furnace : en
  • ES184070A2 - : en es
  • AU138114B2 - An improved fuel oil burner for hotwater systems : en
  • GB610472A - Improvements relating to zeroizing mechanism for revolution counters : en
  • GB610499A - Improvements in or relating to double leaf sliding doors for public service vehicles : en
  • US2450915A - Method and apparatus for forming mineral wool products : en
  • USD151384S - Design for a combined oven and grill : en
  • GB610184A - Hot wet processing of molecularly oriented shaped articles formed from aromatic linear polyesters : en
  • ES18116U - Seal of security and inviolable. (Machine-translation by Google Translate, not legally binding) : en es
  • GB610160A - Improvements relating to electric switches : en
  • GB610240A - Improvements relating to coin-controlled apparatus : en
  • AU1792444A - Means for reproducing motion : en
  • CH257327A - Device for making grooves in stone and masonry. : de en
  • ES183899A3 - IMPROVEMENTS IN DOMESTIC CLOTHING WASHING MACHINES : en es
  • ES184181A1 - NEW OPERATING SYSTEM FOR TWO-STROKE GASOLINE EXPLOSION ENGINES, WHICH ALLOWS THEIR INTERNAL LUBRICATION BY OIL LEVEL IN THE CRANKCASE : en es
  • FI23203A - Process for the preparation of new pyridine and piperidine compounds : en fi
  • CH257546A - Electric motor stator wound with wire spools. : de en
  • CH257633A - Device for stabilizing the operation of a synchronous generator feeding a network. : de en
  • GB610396A - Improvements in or relating to electron discharge devices for generating oscillations : en
  • US2450937A - Apparatus for making tubs or the like : en
  • GB610500A - Improvements in or relating to screening means for radio and electrical apparatus : en
  • ES184374A1 - MACHINE FOR FORMING OR MANUFACTURING CHAIN LINKS : en es
  • ES18110U - Electric cigarette lighter. (Machine-translation by Google Translate, not legally binding) : en es
  • ES18159U - Tensioning device applicable to the turned necks of the shirts. (Machine-translation by Google Translate, not legally binding) : en es
  • GB610433A - Improvements in press guards : en
  • US2451215A - Holder-dispenser for roll sheet material : en
  • US2451360A - Method of making grids : en
  • GB610027A - Improvements in and relating to multi-conductor units and methods of manufacturing such units : en
  • GB610140A - Melt blending of aromatic polyesters with other polymeric materials : en
  • GB610416A - Improvements in or relating to rope-supporting means : en
  • FI23222A - Fertilization requirements for the preparation of plasma injections and infusions : en fi
  • FI23262A - Anordning för urvattning av pappersmas eller dylikt material : en fi
  • GB610218A - Improvements relating to beet harvesters : en
  • GB610473A - Improvements in back panels and plate racks for cookers : en
  • CH257391A - Machine for filling shoe bottoms with a ball. : de en
  • GB610073A - Improvements in and relating to the balancing of rectifier systems : en
  • GB610077A - Improvements in strain gauges : en
  • ES18127U - Perfected tassel-polvera (Machine-translation by Google Translate, not legally binding) : en es
  • GB610102A - Improvements in or relating to method of and apparatus for obtaining moisture regainin fibrous material : en
  • GB610227A - Improvements in or relating to automatically set apparatus for storing data, derived from record cards : en
  • US2450965A - Method of determining correct curvatures of lenses and spacings thereof : en
  • US2450905A - Bulldozer attachment for jeeps : en
  • AU2244948A - Improved blade ring for radial flow elastic fluid turbines and compressors and method of manufacturing same : en
  • GB610124A - Improvements in or relating to cinematograph film driving means : en
  • CH257417A - Heat sealable wrapping sheet. : en fr
  • CH257432A - Writing instrument with a writing ball and a separate writing substance container. : de en
  • GB610495A - Improvements in or relating to power plants : en
  • ES18158U - Interchangeable passage connection and displaceable connection, with application to sprayers of any type, provided with a voluntary seizure device of the absorption tube. (Machine-translation by Google Translate, not legally binding) : en es
  • GB610479A - Improvements in or relating to fluid storage devices : en
  • GB610242A - Improvements in drying cabinets : en
  • US2450942A - Multiple blade hacksaw : en
  • ES184633A3 - IMPROVEMENTS IN THE MANUFACTURE OF VINYL RESIN FILAMENTS : en es
  • GB610233A - Improvements in the construction of toy vehicles : en
  • GB610126A - Compositions containing diazotizable amines or diazonium salts thereof : en
  • GB610035A - Improvements in or relating to shears : en
  • GB610169A - Sizing of aromatic polyester yarns : en
  • US2451431A - Portable play pen : en
  • ES184456A1 - NEW SPEED SELECTOR DEVICE FOR FOOT-OPERATED MOTORCYCLES : en es
  • GB610250A - Improvements in or relating to the preparation of sulphanilamido heterocyclic compounds : en
  • US2451181A - Dental floss holder : en
  • GB610418A - Improvements relating to the exhaustion of air from dust and fume producing machinesand apparatus : en
  • FI23250A - Anordning vid plåtklippningsmaskiner : en fi
  • US2451189A - Electric frequency transformation system : en
  • US2451363A - Fishing rod holder and bait digging apparatus : en
  • US2451206A - Method and device for drying woven fabric material : en
  • US2451411A - Saturated polyhaloalkyl sulfides and methods for their preparation : en
  • US2451273A - Method of applying bottle caps : en
  • CA451921A - Separation of aromatic hydrocarbons from hydrocarbon mixtures : en fr
  • AU2301348A - Improvements in or relating to apparatus for electrocuting animals : en
  • CA451828A - Sulphur containing polyamides : en fr
  • AU142189B2 - Improvement in or relating to suction cleaning apparatus : en
  • US2450914A - Apparatus and process for the manufacture of mineral wool : en
  • US2450935A - Therapeutic device : en
  • USD151374S - Design for a drawer pull : en
  • US2451290A - Electric soldering tool : en
  • AU139688B2 - Improvements in or relating to insoles and to methods of, and apparatus for use in, making thesame : en
  • AU142770B2 - Flushing valve mainly for closet cisterns : en
  • GB610125A - Improvements in or relating to electric tumbler switches : en
  • GB610178A - Improvements in mechanical stokers : en
  • GB610371A - Improvements in gate operating mechanism : en
  • GB610067A - Improvements in pre-formed foundation blocks for use in building construction : en
  • AU139120B2 - Power-driven clutch and shift assembly : en
  • US2451241A - Shielded volume control and switch : en
  • CH257384A - Washing device with water drive of the working organ. : de en
  • CH257531A - Runner for multi-stage turbo machines. : de en
  • GB610206A - Improvements relating to indicator devices in electrical control systems : en
  • US2451438A - Fastening device : en
  • ES184665A1 - PUMP SYSTEM FOR TRANSFER OF LIQUIDS : en es
  • AU141860B2 - A power operable flying control system : en
  • NL123625B - : en
  • US2450873A - Tube socket : en
  • US2451156A - Process and apparatus for producing alcohol by fermentation : en
  • GB610431A - Improvements relating to vibratory screening apparatus : en
  • GB610076A - Improvements in or relating to electric heating elements : en
  • GB610307A - Improvements in and relating to enclosed electrical switches or valves and terminal mountings thereof : en
  • CA451836A - Copolymer of alpha, beta-ethylenically unsaturated phosphoric acid derivatives : en fr
  • US2451012A - File cabinet interlock and reinforcing elements : en
  • CH257573A - Apparatus for determining the oxygen consumption of humans and animals. : de en
  • USD151372S - Design for a clothes hanger : en
  • GB610155A - Improvements in bumpers for road vehicles : en
  • GB610159A - Saw bench attachment for a lathe : en
  • GB610268A - Improvements in or relating to optical objectives of the telephoto type : en
  • AU2239848A - Improvements inflexible hose couplings : en
  • CA451908A - Ammunition priming composition : en fr
  • CH257581A - Pocket inhaler. : en fr
  • US2451370A - Long-chain secondary alkyl n-substituted polymeric styrene/maleamic acids and dispersions containing them : en
  • USD151337S - Screen stand : en
  • US2451209A - Hollow-walled carton : en
  • USD151362S - Design for a bracelet or similar article : en
  • BE484871A - : en
  • CA451920A - Hum-less electrodynamic pickup : en fr
  • CA451937A - Cigarette holder : en fr
  • CH257457A - Optical system with a spherical mirror and a correction element. : de en
  • CH257460A - Snowshoeing device for a pendulum timepiece. : en fr
  • US2451294A - Power-operated scraper : en
  • US2451073A - Control apparatus : en
  • CA451832A - Semi-conducting composition : en fr
  • CH257510A - Infinitely adjustable drive. : de en
  • BE484956A - Timepiece such as pendulum or clock. : en fr
  • US2450982A - Dynamoelectric machine : en
  • AU1563247A - An improved method of and means for degreasing and/or scouring wool : en
  • AU2305948A - Improvements relating tothe dynamic braking of induction motors : en
  • AU146068B2 - Improvements in holder devices for end-capped electrical discharge tubes provided with control switches : en
  • AU2220048A - Power-driven clutch and shift assembly : en
  • US2451226A - Apparatus for handling loads : en
  • CH257588A - Circuit arrangement with selectors in telecommunications systems. : de en
  • CA451759A - Art of screw fastening : en fr
  • CA451798A - Thiol producing process : en fr
  • CA451881A - Suction cleaner : en fr
  • CH257555A - Electrical synchronization transmission device with guaranteed synchronization. : de en
  • GB610132A - Improvements in or relating to method and apparatus for extruding : en
  • GB610364A - Improvements in lock-clips for lever handles of metal casements : en
  • ES184745A1 - A SAFETY AND FEEDING DEVICE FOR WATER HEATERS : en es
  • CH257575A - Device for the production of stereoscopic x-rays, which enable stereophotogrammetric measurements on teeth and jaws. : de en
  • AU2236748A - Mechanism for winding a band or strip : en
  • USD151316S - Design for a dress : en
  • AU1729147A - An improved hag lifter : en
  • CH257445A - Measuring tape with end pieces. : de en
  • CA451742A - Grain car closure : en fr
  • US2450941A - Shipping, storage, and display cartons : en
  • CH257515A - Electric control device of the lifting motor for automatic clamshell. : en fr
  • AU144350B2 - High dielectric materials and method of producing them : en
  • CA451833A - Polyvinylidene fluoride : en fr
  • US2450893A - High-frequency tube structure : en
  • GB610498A - Improvements in or relating to the purification of quicklime or other alkaline earthoxide produced in lump form by calcination in contact with fuel or fuel gases : en
  • BE484944A - : en
  • CA451777A - Sonic direction finding : en fr
  • US2450882A - Detonation suppression system : en
  • US2450902A - Decoration of glass fabrics : en
  • US2450910A - Aerial bomb : en
  • US2451000A - Repeater indicator for pulse echo distance measuring devices : en
  • US2451148A - Process of spinning viscose artificial silk, filaments comprising threads, staple fibers, bands, and the like : en
  • CA451739A - Spot welder tip : en fr
  • CA451849A - Scale engraving and numbering apparatus : en fr
  • US2451200A - Artificial respiration training device : en
  • CH257529A - Hot gas motor with a device that automatically keeps the temperature of the heating device constant. : de en
  • US2450964A - Machine tool : en
  • CH257320A - Device for exhibiting small animals. : de en
  • AU2303048A - Improvements relating to sound recording and/or reproducing apparatus : en
  • AU143539B2 - Dobby : en
  • US2450932A - Textile spreader : en
  • AU138153B2 - Sugarcane plant cutter : en
  • CA451823A - Aqueous dispersion of a vinyl-acetate polymer : en fr
  • GB610185A - Improvements in or relating to silver halide photographic emulsions : en
  • CH257618A - Shut-off valve used in a compressed air braking device. : en fr
  • AU2299048A - Improvements in or relating to electrode centering arrangements for electric discharge tubes : en
  • BE484890A - : en
  • AU2309548A - Multiplex communication system : en
  • AU142172B2 - Improvements in or relating to hose couplings : en
  • US2450921A - Electric space heater and method of making : en
  • US2451410A - Thermosetting laminating sirups : en
  • CH257388A - Fabric cutting machine. : de en
  • USD151377S - Combined loud speaker and shelter therefor : en
  • CH257620A - Wheel with disc brakes, in particular for aircraft. : en fr
  • CA451743A - Overhead door : en fr
  • US2451174A - Vulcanization of vinyl resin : en
  • US2451263A - Power boost control system : en
  • US2450983A - Heat storage control system : en
  • CH257419A - Semi-rigid material label for labeling flexible materials such as fabrics. : en fr
  • CH257372A - Process for the production of metal points for weavers and metal point produced by this process. : de en fr
  • CH257594A - Device for generating a sequence of time-modulated pulses. : de en
  • FI23266A - Locking device : en fi
  • US2451217A - Shock absorbing hammer : en
  • US2451279A - Variable capacity vane pump for oil burners : en
  • USD151359S - Design fob a beooch or similar article : en
  • USD151420S - Design foe a facsimile recorder : en
  • ES18099U - Container for liquid insecticides. (Machine-translation by Google Translate, not legally binding) : en es
  • GB610171A - Improvements in woven fabrics : en
  • CA451928A - Apparatus for homogenizing mixed liquid ingredients : en fr
  • CA451831A - Thermosetting adhesive : en fr
  • CH257325A - Device for lifting and aligning gutters. : de en
  • US2451262A - Adjustable golf club : en
  • US2451303A - Mechanical movement : en
  • ES183894A2 - A HEAT GENERATING THERMOELECTRIC SELF-REGULATING APPLIANCE FOR BATHROOM HEATERS AND OTHER ANALOGUE APPLICATIONS : en es
  • CH257569A - Burner for liquid fuels. : en fr
  • AU141435B2 - improvements relating tothe dynamic braking of induction motors : en
  • US2451151A - Pumping volatile liquids : en
  • CH257366A - Carding facility. : en fr
  • CH257452A - Maximum consumption meter for sudden loads. : de en
  • AU2276848A - Improved power transmission mechanism : en
  • US2451371A - Cutting toolholding means for machine tools : en
  • CH257433A - Facility for displaying timetable information. : de en
  • ES183751A1 - A PROCEDURE FOR CLEANING EXISTING FOODS OR SEDIMENTS ON THE METAL PARTS : en es
  • GB610204A - Switching arrangement for time-zone metering in automatic telephone systems : en
  • ES184555A1 - SEMI-DIESEL CYCLE ENGINE : en es
  • FI23209A - Anordning för lokalisering av ett signalreflekterande föremål : en fi
  • CA451789A - Gas turbine : en fr
  • AU2304148A - High dielectric materials and method of producing them : en
  • CH257556A - Wire-wound electrical resistance. : de en
  • CH257367A - Textile machine with a catch nozzle. : de en
  • CH257488A - Jaws for vices and other clamping tools. : de en
  • CH257485A - Method of manufacturing an abrasive metal tool and tool thus obtained. : en fr
  • CH257540A - Process for keeping the temperature and humidity of the air in a cold room constant. : de en
  • CH257554A - Concrete foundation on multi-legged line masts. : de en
  • US2451302A - Pipe-bending machine : en
  • AU2244048A - Improvement ini flash synchronizer : en
  • AU139228B2 - A needle threader : en
  • CH257449A - Device comprising a revolution counter. : en fr
  • AU1581947A - Sugarcane plant cutter : en
  • US2451192A - Dental tool attachment : en
  • US2451393A - Bridge for junction boxes : en
  • CH257328A - Method of fastening panels. : de en
  • USD151416S - Sled c. w. sundberg : en
  • CH257375A - Thread tensioning device on sewing machines. : de en
  • ES184216A2 - : en es
  • GB610422A - Improvements in or relating to the manufacture of flexible films, sheets, or threads : en
  • DK67763C - Coupling for transmitting high-frequency electrical oscillations. : da en
  • DK67765C - Impedance Transformer for Shortwaves for Adjusting a Concentric Transmission Line to Another Concentric Transmission Line. : da en
  • ES18157U - Rubber onion for showers. (Machine-translation by Google Translate, not legally binding) : en es
  • GB610063A - Variable pitch fan blade assembly : en
  • CH257468A - Process and machine for working metals, alloys and other materials that conduct electric current. : en fr
  • US2451257A - Hoisting motor control system : en
  • US2450962A - Doughnut cooking art : en
  • US2451455A - Crank arm and driving block means : en
  • CA451741A - Slip : en fr
  • CH257585A - Hair dye comb. : de en
  • FI23201A - Book or album covers : en fi
  • ES18089U - Block for connecting elements. (Machine-translation by Google Translate, not legally binding) : en es
  • CA451746A - Rope snubber : en fr
  • CH257490A - Method for sealing an object. : de en
  • GB610446A - Improvements in or relating to fasteners : en
  • CA451744A - Apparatus for separating the fibres of fibrous material : en fr
  • GB610263A - Manufacture of organic amino compounds : en
  • ES184313A1 - MECHANICAL IMPROVEMENTS IN THE ENDLESS ROTATION CIRCUITS OF BATTINGS OR SOLERAS IN THE BREAD OR PASTA COOKING CHAMBERS : en es
  • US2451074A - Strainer : en
  • US2451445A - Manufacture of dense products from cement material : en
  • USD151360S - Design for a brooch or similar article : en
  • CH257580A - Inalatore con riscaldamento elettrico, adatto particolarmente per famiglie. : en fr
  • CH257476A - Method of transmitting force and device for implementing this method, in particular for machine tools. : en fr
  • US2451072A - Refrigerating system having thermometer-receiving well at the evaporator inlet and outlet : en
  • CA451821A - Process of making shaped articles : en fr
  • GB610334A - An improved process for the manufacture of agglomerated refractory products : en
  • US2451225A - Selector switch : en
  • US2451254A - Chain link : en
  • US2451096A - Method of preparing candy coated confections : en
  • USD151331S - Design for a bathing suit : en
  • GB610318A - Improvements in radio vision devices : en
  • GB610392A - Means for indirect forced commutation of static current converters in two-way connection : en
  • GB610053A - Improvements in or relating to hooks : en
  • GB610203A - Production of form-stable, rubberlike polyvinyl isopropyl ethers : en
  • GB610190A - A process for manufacturing mineral greases containing barium and/or strontium soaps : en
  • GB610195A - Improved means for facilitating the starting of internal-combustion engines : en
  • GB610419A - Ink eraser : en
  • GB610444A - Improvements in pile cutting or razing machines for velvets and like fabrics : en
  • AU2243648A - Improvement in sensitized tracing cloth : en
  • CH257413A - Process for increasing the resistance of a synthetic resin-containing product to mechanical and chemical influences. : de en
  • CH257560A - Device for the protection of electrical systems composed of electromagnetic switches mechanically connected to each other but which can be calibrated separately. : en it
  • US2450961A - Electric switch : en
  • USD151404S - Design fob a hanger or similar article : en
  • US2451343A - Web guiding device, particularly for tentering frames : en
  • CA451898A - Bowl liner for gyratory crushers and means for securing it : en fr
  • GB610151A - Improvements in or relating to percussion musical instruments : en
  • GB610481A - A method of and apparatus for use in connection with refrigeration : en
  • US2450946A - Pulse-echo radio velocity indicator : en
  • US2451218A - Quick disconnect coupling : en
  • US2451291A - Superregenerative receiver : en
  • CH257557A - Method of manufacturing a heating coil. : de en
  • GB610229A - Improvements in and relating to brassieres : en
  • US2451133A - Yarn carrier stop motion : en
  • CA451785A - Six speed gear shift : en fr
  • CA451892A - Fireplace front : en fr
  • CH257429A - Process for the production of dimensionally accurate positive copies. : de en
  • ES18160U - Pencil mirror for lips (Machine-translation by Google Translate, not legally binding) : en es
  • US2451042A - Method of and device for retracking rail vehicles : en
  • USD151320S - Brothers combined radio and bed lamp : en
  • US2451028A - Hand brake : en
  • US2451283A - Broadcasting studio : en
  • ES18108U - Cover or cover for roofs (Machine-translation by Google Translate, not legally binding) : en es
  • US2451242A - Electric generating plant for the drive of vehicles : en
  • US2451407A - Vehicle attached jack operated from luggage compartment : en
  • GB610081A - Improvements in deflecting coil circuits : en
  • DK67761C - Method for producing a copy of a printing form for reproduction technical purposes. : da en
  • ES184419A1 - IMPROVEMENTS IN THE CONSTRUCTION OF TABLE FOOTBALL GAMES : en es
  • GB610425A - Improvements relating to high temperature recuperative funaces : en
  • GB610259A - Improvements in or relating to mobile jacks : en
  • GB610332A - Improvements in or relating to a gauging device : en
  • CH257356A - Containers, in particular for storing clothes. : de en
  • US2451297A - Rugged gaseous discharge triodes : en
  • CA451799A - Silicic acid sol and water-soluble ether composition : en fr
  • CH257486A - Sandblasting gun. : en fr
  • ES184660A3 - IMPROVEMENTS IN THE CONSTRUCTION OF IRON AND METAL CUTTING MACHINES : en es
  • GB610489A - Improvements in or relating to electric apparatus actuated by bank notes : en
  • US2451401A - Transmission : en
  • US2450960A - Oil tank and cooler assembly : en
  • US2451094A - Dispensing machine : en
  • CH257361A - A stepladder that can be transformed into an employee. : de en
  • GB610394A - Improvements in or relating to pipes, pipe joints and methods of forming the same : en
  • CA451779A - Hydraulic cylinder and piston structure : en fr
  • CA451807A - Polymeric material : en fr
  • GB610034A - Improvements in or relating to the regulation of internal combustion engines in which separate charges of air and rich mixture are supplied to the cylinders : en
  • GB610166A - Improvements in and relating to the production of gamma-butyrolactone : en
  • GB610442A - Improvements in and relating to coupling devices employed for twin windows : en
  • US2451027A - Cutting machine for plastic material : en
  • US2451182A - Composite article : en
  • FI23216A - Frequency generator for impulses : en fi
  • GB610288A - Television scanning systems : en
  • AU144204B2 - Improvements in or relating to methods of soldering objects consisting of oxidation-resistant alloys : en
  • CA451773A - Cooking range : en fr
  • ES184477A1 - IMPROVEMENTS IN THE MANUFACTURE OF FOOTWEAR : en es
  • GB610269A - Improvements in or relating to optical objectives : en
  • ES18111U - Case that can be used as a sign and thread guard. (Machine-translation by Google Translate, not legally binding) : en es
  • ES18103U - Elastic ring to adjust, close and seal the lid of metal drums (Machine-translation by Google Translate, not legally binding) : en es
  • GB610114A - Improvements in or relating to induction systems for internal-combustion engines : en
  • GB610390A - Manufacture of pile fabrics such as carpets, rugs, mats, plushes and similar articles, including towels : en
  • GB610421A - A process and apparatus for carrying out exothermic catalytic reactions in the vapour phase : en
  • CH257348A - Device for harnessing solar heat. : de en
  • US2451091A - Key ring : en
  • US2451168A - Well pumping system : en
  • US2451306A - Picture film strip projection apparatus : en
  • GB610200A - Improvements in or relating to apparatus for returning waste beer to beer pumps : en
  • GB610239A - A method for the manufacture of multi-stepped metal tubular poles : en
  • GB610247A - Improvements in refuse bins or receptacles : en
  • GB610382A - Improvements relating to electric motor controlling systems : en
  • US2451449A - Shaft actuated snap action mechanism for reciprocating expansible chamber motors : en
  • US2451456A - Stall cock : en
  • AU139742B2 - Improvements in or relating to aggregates comprising a hot-gas engine anda piston machine driven thereby : en
  • US2451033A - Friction-wheel regulating gear : en
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  • GB610237A - Improvements relating to slicing machines : en
  • GB610458A - Improvements in means for mixing flowing liquids together, especially suitable for mixing a relatively small intermittent or uneven supply with a relatively large continuous flow : en
  • CA451780A - Control system : en fr
  • CA451895A - Radio communication system : en fr
  • GB610041A - Improvements in machines for ironing or pressing moist fabrics : en
  • US2450996A - Automatic stop mechanism for warpers : en
  • US2451006A - Helicopter roundabout : en
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  • GB610107A - Improvements in or relating to circuit arrangements for repeating or amplifying electrical signals : en
  • GB610492A - Improved crusher : en
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  • FI23264A - Bottle cap : en fi
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  • GB610244A - Improvements in or relating to insert bar for composite strips : en
  • GB610357A - An improved system of repairing pneumatic tyres : en
  • US2451059A - Propeller mechanism : en
  • US2451114A - Folding clothes hanger : en
  • US2451274A - Handbag casing structure : en
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  • CA451826A - Catalytic composition : en fr
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  • GB610501A - Improved transmission gear for wheeled vehicles : en
  • AU2232148A - Anew and improved building construction : en
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  • BE484886A - : en
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  • ES184756A1 - IMPROVEMENTS IN CLOSING DEVICES FOR FILES : en es
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