• CA452744A - Dinging tool : en fr
  • US2454484A - Shaker conveyer : en
  • CA452826A - Range finder : en fr
  • US2454291A - Brake control apparatus : en
  • US2454278A - Sealed potentiometer : en
  • US2454401A - Electronic motor control system : en
  • CA452837A - Abrading apparatus : en fr
  • AU2315548A - Improvements in or relating toa machine for shaping and cutting the ends of gear teeth : en
  • GB613275A - Method of manufacturing race rings for ball and roller bearings : en
  • CA452858A - Storage battery plate paste expander : en fr
  • US2454395A - Sleeve stretcher or the like : en
  • US2454646A - Electric range switch : en
  • US2454563A - Pump output regulator : en
  • CA452887A - Production of chromic chloride : en fr
  • US2454702A - Circuit controller : en
  • US2454548A - Lifting device : en
  • AU139013B2 - Improvements in and relating to devices for expanding pipes and tubes : en
  • AU2315948A - Windshield wiper : en
  • US2454526A - Reading stand : en
  • AU2376148A - Improvements in or relating to floor and roof structures : en
  • AU2387448A - Improvements in or relating to thermionic valve circuits embodying valves employing secondary electron emission : en
  • AU2106448A - Pocket clip nail file : en
  • AU2384648A - Improvements in or relating to methods for manufacturing tubular containers for getters : en
  • GB613313A - Improvements in or relating to a windshield cleaner : en
  • CA452769A - Gumming apparatus for cigarette paper : en fr
  • CA452809A - Honing machine : en fr
  • FR939888A - Dust and down suction device : en fr
  • US2454657A - Vaporizer : en
  • FR939681A - Propulsion track for tractors, battle tanks and similar vehicles : en fr
  • US2454456A - Materials for dental purposes : en
  • US2454649A - Pyroligneous liquors for preserving food products and method of preparing the same : en
  • GB613342A - Improvements in or relating to sliding clasp fasteners : en
  • US2454389A - Plug valve : en
  • US2454665A - Fluid-cooled current converter : en
  • US2454557A - No-twist self-locking coupling : en
  • US2454570A - Motor and fan unit mounting for vacuum cleaners : en
  • CA452900A - Moulding press product and method of forming : en fr
  • US2454741A - Ultra high frequency electronic tube : en
  • US2454325A - Combustion cutting of stainless steel : en
  • US2454515A - Light-polarizing sheet of molecularly oriented transparent linear high polymer dyed with dichroic substance and process of manufacture : en
  • FR939810A - Continuous process for the industrial production of furfurol : en fr
  • GB613015A - Extension furnace for boilers, ovens, kilns or similar appliances : en
  • US2454642A - Comb : en
  • FR939807A - Synchronization mode for electric motors : en fr
  • FR939885A - Improvements to fertilizers and their manufacturing processes : en fr
  • DK67970C - Process for the preparation of p, p'-diaminophenylpyridyl sulfone. : da en
  • GB613388A - Improvements relating to the cylinder heads of internal combustion engines : en
  • DK67996C - Installations for the separation of dust from air or gases flowing through a duct. : da en
  • GB613222A - Improvements in and relating to the application of metallic coatings to non-metallicsurfaces : en
  • US2454336A - Process for the treatment of goldand silver-bearing ores, residues, and other products : en
  • US2454385A - Manufacture of fumaric acid : en
  • US2454701A - Lever : en
  • US2454468A - Method for preparing aromatic nitro compounds and amines : en
  • US2454323A - Spinning means and method : en
  • AU147063B2 - Improvements in cold cathode gaseous discharge tubes : en
  • FR939882A - Improvements to extendable pulley speed variators : en fr
  • US2454432A - Punch press stripper : en
  • FR939866A - Device for converting a signal of variable amplitude into a pulse of constant frequency and variable duration and applications : en fr
  • FR939870A - Educational game device to acquire basic automatisms in the study of declension and conjugation languages : en fr
  • GB613031A - Improvements in or relating to stapling machines : en
  • GB613104A - Improvements in and relating to magnetrons : en
  • GB613304A - An improved liquor dispenser and register : en
  • GB613190A - Improvements in or relating to dredgers : en
  • AU2392948A - Improvements relating to electric switching apparatus : en
  • CA452813A - Ultra high frequency amplifier : en fr
  • FR939717A - Improvements in the manufacturing method for bicycle wheel rims or others, made of light alloys : en fr
  • GB613232A - Improved fixture device for use in brickwork, stonework or the like : en
  • CA452883A - Light weight aggregate : en fr
  • US2454285A - Container feeder : en
  • US2454334A - Matrix predrier : en
  • GB613179A - Improvements in and relating to vehicle suspensions : en
  • GB613403A - Method of building multi-storied houses : en
  • GB613049A - Improvements in and relating to motor control systems : en
  • GB613184A - Improvements in or relating to vehicle wheels : en
  • FR939769A - Electrical distributor in particular for machine tools : en fr
  • GB613030A - A process for working up the pancreas of mammals : en
  • US2454446A - Kerf-cutting machine : en
  • US2454349A - Process for treating aqueous liquors containing unsaturated organic compounds for recovering the same : en
  • USD151831S - Brooch or similar article : en
  • FR939730A - Improvements to liquid reservoirs : en fr
  • AU139453B2 - Improvements in or relating to aircraft landing gear : en
  • AU148233B2 - Improvements in or relating to electric pulse modulation apparatus : en
  • US2454447A - Dehydration of methyl ethyl ketone by azeotropic distillation under superatmosphericpressure : en
  • US2454404A - Preparation of piperazine : en
  • GB613126A - Improvements in or relating to printing cylinders : en
  • GB613102A - Improvements in or relating to recording apparatus : en
  • FR939826A - Fancy paper and insecticide wallpaper : en fr
  • US2454440A - Wind electric governor : en
  • GB613274A - Improvements relating to the treatment of textile materials for protection against biological attack : en
  • US2454449A - Shade roller bracket : en
  • GB613117A - Improvements relating to pressure reducing valves : en
  • GB613203A - Improvements relating to fuse holders or carriers : en
  • CA452811A - Radio cabinet and speaker mounting : en fr
  • US2454408A - Lounge chair : en
  • GB613345A - Improvements in and relating to electric capacitors : en
  • GB613234A - Control equipment for motor actuated electric switches : en
  • GB613339A - Improvements in frames or structures including two connected pillars, posts or the like : en
  • FR939876A - prefabricated building element : en fr
  • GB613285A - Improvements in or relating to mowing machines : en
  • US2454511A - Combustion air heater having variable output with constant temperature : en
  • FR939894A - Automatic igniter for internal combustion engines : en fr
  • USD151809S - Design for a telephone transmitter : en
  • GB613341A - Improvements in or relating to dials for telephones or other instruments : en
  • USD151857S - Design for a wire staple removing tool : en
  • US2454422A - Combination contact printer and enlarger : en
  • US2454313A - Electronic device having a metal collar and discal ring supporting an electrode from a resonator : en
  • US2454318A - Method of fabricating electron discharge devices : en
  • US2454357A - Finned radiator construction : en
  • FR939828A - Acoustic frequency selectors control device : en fr
  • GB613362A - Machine for manufacturing boards from straw or like material : en
  • GB613129A - Improvements in jack or actuator systems : en
  • GB613351A - Improvements in or relating to latches for doors and the like : en
  • GB613331A - Length gauge or combination length bar : en
  • AU2525545A - Improvements in or relating to device for interconnecting wave guides : en
  • US2454277A - Art of sewing : en
  • US2454542A - Polymeric detergents : en
  • GB613194A - Improved method and means for squeezing juice from citrus fruit : en
  • GB613251A - Method of producing mirrors by chemical deposition : en
  • US2454459A - Hair curler : en
  • GB613268A - Improvements in manually adjustable knobs particularly for radio tuning mechanisms : en
  • GB613328A - Improvements in or connected with time consuming or delay action mechanism : en
  • GB613245A - An improved building structure and building units therefor : en
  • GB613353A - Improvements in or relating to safety nuts : en
  • GB613231A - Recording apparatus : en
  • AU149382B2 - Improvements In or relating to drill bits having hard metal tips suitable for rock drilling : en
  • CA452798A - Garment finishing apparatus : en fr
  • CA452800A - Return bend : en fr
  • US2454427A - Device for removing extruded plaster from exterior surfaces of dental flasks : en
  • USD151819S - Design for a coat : en
  • CA452860A - Adhesive and sheet material coated therewith : en fr
  • GB613209A - Improvements in or relating to electrical connectors : en
  • US2454343A - Pump for removal of lubricants from containers : en
  • US2454738A - Internal-combustion turbine power plant : en
  • US2454478A - Game : en
  • US2454523A - Door casement and method of forming the same : en
  • AU2350148A - Improvements in or relating to electric wave filters : en
  • CA452904A - Process in the production of iron sponge : en fr
  • CA452747A - Water pistol : en fr
  • GB613069A - An improved spring compressor : en
  • US2454679A - Gray acid anthraquinone dyestuffs : en
  • CA452850A - Directional antenna arrays : en fr
  • AU2364348A - A method and machine for moulding plastic material : en
  • FR939736A - Hitch attaches to an axle for towing vehicles : en fr
  • GB613267A - Improvements relating to the shrinkproofing of materials consisting wholly or partlyof wool : en
  • US2454393A - Lubricating oil composition : en
  • US2454725A - Can piercer : en
  • US2454585A - Flushing device for engine lubricating systems : en
  • AU2399148A - Improvements in or relating to wax emulsions : en
  • GB613096A - Improvements in and relating to voltage regulating systems : en
  • GB613291A - Velocipedes : en
  • GB613379A - Improvements in lubricating means for spinning machinery : en
  • CA452795A - Oil burner : en fr
  • CA452827A - Range finder : en fr
  • US2454627A - Wheel operating means for airplanes : en
  • FR939898A - Machine designed to increase the efficiency of internal combustion engines and electric motors thanks to its lever system : en fr
  • US2454268A - Periscope mounting for armored vehicles : en
  • FR939718A - Motive power thermal plant with pressurized hearth steam generator, with compressor driven by gas turbine, and with useful power steam and gas turbines : en fr
  • GB613324A - Improvements connected with step ladders : en
  • FR399762A - Improvements to trichrome photographic processes : en fr
  • FR939863A - Enhancements to Polarized Telegraph Relays : en fr
  • GB613219A - Hydrogenation of dimeric alpha-methyl para-methyl styrene : en
  • FR939715A - Polisher for marble slabs, tiles and the like : en fr
  • US2454420A - Oleomargarine coloring unit : en
  • GB613249A - Improvements in or relating to electrical resistance heating elements : en
  • US2454691A - Card shuffling and placement board : en
  • US2454290A - Apparatus for bending work such as tubing into serpentine coils : en
  • FR939887A - Copolymers of isopropenyl acetate and vinyl chloride : en fr
  • GB613029A - Generative gear grinding machine with feed controlling slide : en
  • AU2316148A - Polyesterthioesters : en
  • US2454384A - Button stem for electron discharge devices : en
  • GB613079A - Improvements in or relating to a gas meter with one bellows : en
  • GB613371A - Epicyclic train of friction mechanism : en
  • GB613059A - Improvements in and relating to transformers : en
  • US2454748A - Ascorbic acid tetraester preparation : en
  • GB613254A - Improvements in friction gear wheels and the like : en
  • GB613358A - Improvements in the production of articles from multi-coloured plastic materials by extrusion : en
  • DK67984C - Vault. : da en
  • US2454719A - Method of making cored laminated plastic sheets : en
  • GB613021A - Traffic detectors : en
  • GB613369A - Improvements in or relating to compliant pipe joints : en
  • GB613386A - An improved valve system or "breather" for use in connection with the crank cases of internal combustion engines : en
  • GB613056A - Improvements in or relating to shuttles for automatic bobbin-changing looms : en
  • US2454400A - Automatic stoker : en
  • GB613176A - Rotary dryer or cooler : en
  • GB613283A - Improvements in or relating to heat exchangers : en
  • DK67998C - Method for producing photographic series images. : da en
  • FR939879A - Continuous razor blade and its implementation : en fr
  • FR939753A - Jet engine thruster : en fr
  • GB613181A - Improvements in or relating to turbo-compressor apparatus : en
  • US2454625A - Insulated electrical conductor and method of fabricating the same : en
  • CA452823A - Range finder : en fr
  • US2454322A - Manufacture of molybdenum : en
  • USD151829S - Design for a brooch or similar article : en
  • US2454445A - Wedge actuator attachment for journal boxes : en
  • US2454634A - Electromagnetic circuit : en
  • US2454635A - Manufacture of rubberlike materials : en
  • FR939670A - Tie holder : en fr
  • GB613368A - Improvements in or relating to high frequency heating equipment : en
  • GB613066A - Improvements relating to snap-action electric switches : en
  • FR939693A - Automatic device for controlling an electrical appliance : en fr
  • GB613242A - Luggage carrier for vehicles : en
  • US2454574A - Flow regulator : en
  • FR939758A - Aerated concrete manufacturing process : en fr
  • CA452776A - Shopping bag : en fr
  • AU139665B2 - Double swing gate latch : en
  • DK67978C - Electric cathode flash tube to keep voltages constant. : da en
  • USD151816S - Gehr christmas ornament : en
  • FR939860A - Process for obtaining stratified masses based on superpolyamides : en fr
  • GB613355A - Improvements in sliding doors or gates : en
  • FR939790A - Process for manufacturing printing plates, and plates conforming to those obtained by this process : en fr
  • GB613133A - Apparatus for effecting chemical analyses by means of dropping mercury electrodes : en
  • GB613171A - Pocket clip and knife holder for pencils and the like : en
  • FR939788A - Lathe chuck : en fr
  • FR939709A - Quick installation tile with no wind resistance : en fr
  • US2454621A - Squeeze grip for portable fire extinguishers : en
  • GB613001A - Stabilising suspension system for vehicles : en
  • GB613005A - Navigational system : en
  • GB613350A - Improvements in or relating to pipe expansion joints : en
  • US2454590A - Continuous shaft brake for fishing reels : en
  • GB613402A - Improvements relating to control valve devices for fluid pressure braking apparatus : en
  • GB613016A - Improvements in or relating to the preparation of 2.2-dihydroxy-diphenylmethane : en
  • AU2322248A - Improvements in or relating to aircraft landing gear : en
  • CA452748A - Stove or fireplace : en fr
  • US2454364A - Eddy-current torque apparatus : en
  • GB613347A - A new or improved apparatus for plotting graphs : en
  • GB613215A - A new or improved building block or brick : en
  • GB613398A - Improvements in or relating to ruling and like devices : en
  • GB613287A - Improvements relating to loudspeakers : en
  • GB613381A - Improvements in and relating to guard arrangements for power presses : en
  • FR939835A - Safety device for all doors, hinge side : en fr
  • USD151825S - Brooch or similar article : en
  • GB613043A - Improvements in suspension devices for automobile vehicles : en
  • GB613293A - An improved protective device for electric condenser batteries : en
  • US2454566A - Hearse : en
  • US2454464A - Tent structure : en
  • FR939701A - Process for manufacturing a detergent product which can replace soap and product obtained : en fr
  • GB613113A - Improvements in or relating to cocks : en
  • DK67986C - Process for the production of linear polyurethanes. : da en
  • GB613062A - Improvements in or relating to dry gas meters with one bellows : en
  • GB613037A - Improvements in and relating to soles for boots and the like : en
  • AU142293B2 - Windshield clearing apparatus : en
  • GB613312A - Improvements in self-sealing pipe couplings : en
  • AU2395048A - Improvements in or relating to electric pulse modulation apparatus : en
  • CA452846A - Continuous method of making vinylidene chloride polymer tubing : en fr
  • AU143873B2 - Improvements in or relating to implements for carrying out digging operations : en
  • AU145179B2 - Ester thioester : en
  • CA452824A - Range finder construction : en fr
  • US2454713A - Polarized electrical relay : en
  • GB613132A - Improvements in and relating to a chain hoist : en
  • GB613318A - Improvements in or relating to gas burner hot-plates : en
  • GB613336A - A new or improved switch for the ignition systems of road vehicles and for like purposes : en
  • GB613204A - An improved press suitable for the extrusion of lead : en
  • GB613035A - Improvements in or relating to desks : en
  • USD151838S - Design for a necklace or similar article : en
  • GB613178A - Improvements in or relating to tyres : en
  • FR939721A - Construction of removable parts for shelves that can be assembled in various ways, including for displaying merchandise : en fr
  • US2454558A - Tight curl forming device : en
  • GB613119A - Improvements in or relating to lifting devices for prefabricated building units : en
  • CA452892A - Ultra high frequency apparatus : en fr
  • AU130433B2 - Improved manufacture of organo-siloxanes : en
  • GB613112A - Improvements in or relating to stencils : en
  • GB613228A - Improvements in acid pickling tanks more particularly for steel strip mills : en
  • GB613321A - Thread-case and carrier therefor for lock-stitch sewing machines : en
  • US2454495A - Aldehyde condensation products of aminotriazines and the manufacture thereof : en
  • GB613006A - Improvements in or relating to electro-hydraulic control systems : en
  • US2454608A - Luggage carrier and protector : en
  • US2454321A - Convertible skate : en
  • US2454543A - Polymeric detergents : en
  • US2454664A - Takedown type swing-out-of-the-way wall bracket : en
  • AU136477B2 - Closures for petrol andother tanks : en
  • US2454528A - Cable cutter : en
  • US2454640A - Mast for marine craft : en
  • FR939678A - Improvements to saddles for bicycles, motorcycles, scooters and similar vehicles : en fr
  • FR939820A - Process for manufacturing a refractory cement and cement thus obtained : en fr
  • US2454328A - Piezoelectric crystal apparatus : en
  • CA452773A - Edge tool device : en fr
  • AU2384248A - Improvements in or relating to electrical circuits forthe suppression of pulse-type interference : en
  • CA452817A - Range finder : en fr
  • GB613076A - Process for the manufacture of new condensation products derived from naphthoquinoneimides : en
  • US2454644A - Purification of guanidine nitrate : en
  • CA452781A - Moulding machine : en fr
  • USRE23050E - Radio beacon : en
  • CA452842A - Package : en fr
  • CA452793A - Liquid dispensing apparatus : en fr
  • AU2324148A - Gate latch : en
  • CA452818A - Long base range finder : en fr
  • GB613193A - Improvements in electric light fittings : en
  • CA452849A - Adjustable transmission line : en fr
  • CA452859A - Safety razor : en fr
  • FR939818A - Cinematographic projector especially suitable for the projection of reduced format images, with continuous film movement and optical image compensation : en fr
  • AU144824B2 - Color television system : en
  • AU147379B2 - Electrical semiconductors manufactured by means of agglomerated powders : en
  • US2454473A - Apparatus for loading freight or the like : en
  • US2454671A - Electric motor control : en
  • US2454351A - Production of alicyclic carboxylic acids : en
  • FR939886A - Remote control installation using a pulse system : en fr
  • CA452746A - Power take-off unit for motor vehicles : en fr
  • US2454470A - Margin justifying device for typewriters : en
  • USD151839S - Design for a necklace ob similar article : en
  • AU137045B2 - Improvements in and relating to machines for winding electrical coils andthe like : en
  • US2454603A - Picking motion for looms : en
  • AU141838B2 - Improvements in or relating to shuttering forthe construction of walls : en
  • AU143372B2 - Steam iron : en
  • FR939869A - Grain sorter : en fr
  • AU2389148A - Improvements in or relating to torque-meters in gear drives : en
  • AU2399048A - Improvements in or relating to emulsions : en
  • GB613263A - Manufacture of products useful as drying oils : en
  • GB613123A - Improvements in and relating to timing apparatus : en
  • GB613392A - Improvements in or relating to gas turbine plants : en
  • GB613103A - Improvements relating to slicing machines : en
  • DK67988C - Process for increasing the melting point of sulfur-containing polyurethanes or polyureas. : da en
  • FR939763A - Improvements to polycylindrical hydraulic motors : en fr
  • FR939694A - Improvements in manufacturing methods for secondary emission electrodes : en fr
  • US2454403A - Method of constructing concrete vessels : en
  • GB613185A - Improvements in or relating to pipe connections : en
  • CA452740A - Method of and plant for causing water-currents in water : en fr
  • CA452866A - Intelligence transmission system : en fr
  • FR939843A - Liquid flow adjustment device : en fr
  • FR939892A - Draws milk : en fr
  • FR939846A - Cot with drawers : en fr
  • AU144109B2 - Improvements in or relating to slide fasteners : en
  • DK67994C - Mechanism for converting a rotating motion into a straight line reciprocating. : da en
  • GB613365A - Means for attaching switch or like knobs to spindles : en
  • US2454685A - Drive axle for vehicles : en
  • FR939651A - Device for the multiple feeding of uniform articles, such as tablets and the like, to several dispensing elements, such as conduits or funnels : en fr
  • GB613213A - Improvements in or relating to spoons : en
  • US2454460A - Fish gig : en
  • FR939690A - Improvements to muzzle brakes and similar reaction devices : en fr
  • GB613042A - Apparatus for roasting granular vegetable material such as coffee, nuts, beans or grains : en
  • US2454424A - Compressor control system : en
  • US2454622A - Hosiery handling and inspecting apparatus : en
  • US2454637A - Electric machine for typing in the braille and abreu systems : en
  • GB613068A - Improvements in and relating to dyeing fibres : en
  • DK67983C - Device for clamping around the forehead to protect the face from toxic gases and dust. : da en
  • GB613139A - Improvements relating to cation-exchange materials : en
  • GB613189A - Image dissector : en
  • DK67975C - Portable steel bottle for compressed gases. : da en
  • US2454486A - Vulcanizable mixture of thermoplastic interpolymers : en
  • AU2324848A - Electrical semiconductors manufactured by means of agglomerated powders : en
  • US2454391A - Method of producing printed fabrics : en
  • US2454340A - Sealed transmitting mechanism : en
  • US2454315A - Process for treating fish press water : en
  • US2454352A - Package for rolls and the like : en
  • FR939712A - overhead line equipment : en fr
  • FR939737A - Improvements to protection relays against internal faults of transformers, and other electrical devices in oil : en fr
  • FR939873A - Hinged box : en fr
  • US2454564A - Ionization-type vacuum gauge : en
  • US2454367A - Wave generating system : en
  • DK68005C - Centrifuge with airtight jacket for continuous production of liquids that are free of air or gases. : da en
  • DK67969C - Process for the production of nitric acid by absorption of nitrogen oxides in water. : da en
  • GB613121A - Improvements in or relating to synthetic rubber compositions and methods of making same : en
  • CA452874A - Apparatus for the production of music : en fr
  • US2454616A - Air delivery container : en
  • FR939714A - Electric switch : en fr
  • FR939768A - Operating mechanism for radio receivers : en fr
  • GB613114A - Magnetic recording and reproducing apparatus : en
  • GB613306A - Improvements relating to builders' scaffolds : en
  • US2454734A - Distillation of acetone, ethanol, and butanol from aqueous solutions thereof : en
  • FR939770A - Improved Cast Iron Manufacturing Process : en fr
  • FR939852A - Radiation blocking visible from a radiation emitting lamp : en fr
  • GB613175A - Method of and apparatus for fitting tubes : en
  • USD151833S - Brooch or similar article : en
  • FR939719A - Improvements to washers for locking nuts, screws and the like : en fr
  • FR939773A - Filtering mass applicable in particular to oil filtration : en fr
  • FR939713A - Suspension for contact wire in electric traction : en fr
  • FR939827A - Bearing, in particular for gas turbine powered blowers : en fr
  • FR939733A - Curler : en fr
  • GB613128A - Improvements in power units comprising internal-combustion gas-generators of the free-piston type : en
  • GB613258A - Improvements in or relating to rotary printing and folding mechanisms : en
  • GB613115A - Improvements in continuous spinning and twisting frames : en
  • US2454568A - Thioglycol esters : en
  • GB613078A - Apparatus for lubricating railway rails : en
  • US2454370A - Electronic baking oven : en
  • US2454553A - Brush : en
  • FR939771A - Improvements to metal roofs or roofs : en fr
  • GB613248A - Improvements in the embedding of electric conductors in magnesium oxide : en
  • GB613086A - Improvements in or relating to filling or sealing of cavities or the like and to compositions suitable for use therefor : en
  • FR939680A - Device applicable to edge trimming machines for spectacle lenses : en fr
  • FR939816A - Anatomical handle for irons and other professional irons : en fr
  • FR939859A - Oven equipped with supports suspended from endless chains for transporting products to be baked through this oven : en fr
  • US2454388A - Drafting equipment : en
  • USD151837S - Design fob a necklace ob similab abticle : en
  • CA452797A - Cam mechanism : en fr
  • GB613159A - Improvements to installations converting the energy of sea waves : en
  • GB613375A - Improvements in or relating to concentrating tables : en
  • US2454655A - Educational device : en
  • USD151827S - Design for a brooch or similar article : en
  • GB613372A - Epicyclic train of friction mechanism : en
  • AU2397948A - Improved manufacture of alcoholic beverages from plant parts : en
  • CA452836A - Range finder : en fr
  • US2454269A - Milling machine : en
  • US2454703A - Spring construction : en
  • CA452903A - Band pass filter for ultra-high frequencies : en fr
  • GB613033A - Improvements in or relating to harnesses for dogs : en
  • GB613307A - Improvements relating to gas fire radiants : en
  • US2454632A - Educational device : en
  • US2454711A - Means for use in computing elapsed : en
  • US2454412A - Inspection apparatus for transparent vessels : en
  • US2454472A - Tool grinding fixture : en
  • USD151820S - Design for a coat : en
  • DK67980C - Electrical discharge container, in particular electron tubes with a nickel band connecting an electrode and a lead-through pin. : da en
  • GB613337A - Improvements in rotary shutters for kinematograph apparatus : en
  • FR939832A - Machine using wave energy : en fr
  • GB613024A - Improvements in electric motor controllers : en
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  • FR939655A - Improvements in the assembly of glassworks for lighthouses, lanterns, ceiling lights and similar devices : en fr
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  • GB613052A - Improvements in automatic electric control systems for material-winding or reeling apparatus : en
  • GB613143A - Improvements in or relating to radio receiving systems : en
  • AU2386448A - Color television system : en
  • US2454443A - Grip nut : en
  • US2454522A - Tubular saw chuck : en
  • CA452799A - Stretching and drying device : en fr
  • FR939839A - Brick : en fr
  • CA452891A - Frequency discriminator : en fr
  • AU1720047A - Improvements in ignition distributors : en
  • AU129924B2 - Improvements relating to dynamo regulators : en
  • US2454333A - Electric drain stopper : en
  • US2454520A - Ratio-measuring system : en
  • CA452879A - Welding machine for fin-tubes : en fr
  • US2454512A - Aircraft heater, including means to prevent fuel contamination of the ventilating air : en
  • CA452802A - Automatic switch for use in telephone systems : en fr
  • CA452912A - Dyeing process : en fr
  • AU1718947A - Anew and improved form of bedcovering : en
  • CA452815A - Pole end plate : en fr
  • US2454442A - Cement block machine : en
  • US2454469A - Control valve device : en
  • GB613243A - Method and machine for extracting juice from citrus fruit : en
  • AU139553B2 - Wide continuous slotted nozzle metal scarfing blowpipe apparatus : en
  • US2454482A - Disk plow : en
  • US2454516A - Adjustable multiple plate holder : en
  • US2454676A - Adhesive compositions : en
  • CA452851A - Broad band antenna : en fr
  • AU131924B2 - Power transmission systems particularly applicable to the control off guns : en
  • US2454360A - Carbalkoxylation of organic compounds : en
  • US2454641A - Safety hitch for vehicles : en
  • AU145401B2 - Improvements in or relating to electron target and means for making thesame : en
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  • GB613057A - Improvements in presses for extruding tubes of lead and other soft easily fusible material : en
  • CA452848A - Electron gun structure : en fr
  • GB613073A - Improvements in or relating to moulding compositions and to moulded articles made therefrom : en
  • AU2321148A - Improvements in or relating to implements for carrying out digging operations : en
  • FR939748A - Door frame for buildings with adjustable elements : en fr
  • GB613071A - Improvements in the formation of wards of locks : en
  • AU144676B2 - Improvements in or relating to means for recording and reproducing teleprinter signals : en
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  • US2454287A - Maternity garment : en
  • AU139413B2 - An improved adjustable boring head for machine tools : en
  • CA452878A - Accelerator of vulcanization : en fr
  • AU143595B2 - Improvements relating to hedge and like cutting machine : en
  • CA452886A - Chlorination of chromium bearing material : en fr
  • AU1226447A - Improvements in or relating to devices for dispensing aerated beverages andthe like : en
  • FR939781A - Extendable coat rack : en fr
  • GB613135A - Improvements in sealing devices for rotary valves of internal combustion engines : en
  • GB613407A - Improvements in and relating to caps for personal wear : en
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  • US2454551A - Servo unit : en
  • FR939787A - Process for preserving rubber : en fr
  • GB613130A - Process for preparation of arylides of ortho-hydroxy carboxylic acids and of azo dyestuffs therefrom : en
  • GB613311A - Means for attaching material in slab or sheet form to section rails or the like : en
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  • GB613058A - Improvements in means for increasing the effective heating capacity of gas fires, gas burners and the like : en
  • US2454309A - Bolt holding tool : en
  • US2454337A - Electronic device : en
  • CA452872A - Alkylation of organic compounds : en fr
  • GB613235A - Arrangement for connecting interior parts of electricity meters together and with a support inside the casing : en
  • USD151830S - Design for a necklace or similar article : en
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  • CA452759A - Radio tuning structure : en fr
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  • GB613197A - Improvements relating to slicing machines : en
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  • US2454552A - Temperature responsive device : en
  • USD151848S - Design fob a necklace ob shmddlab article : en
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  • US2454694A - Automatic fluid controlled transmission : en
  • DK67991C - Internal combustion engine. : da en
  • US2454402A - Xylophone : en
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  • GB613041A - Improvements in methods of producing alloy bodies : en
  • FR939799A - Improvement in cranks for starting motors with roller clutch cranks : en fr
  • GB613099A - Improvements in or relating to input circuits for radio receivers : en
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  • US2454419A - Illustrated matter : en
  • GB613060A - Improvements in or relating to an alloy steel : en
  • FR939842A - Fluid flow control device : en fr
  • CA452770A - Electric lamp support for christmas trees : en fr
  • CA452785A - Self-locking washer and nut : en fr
  • GB613322A - Improvements relating to high-frequency induction heating apparatus : en
  • GB613363A - Improvements in or relating to centrifugal separators : en
  • GB613145A - Improvements in or relating to electric discharge tubes : en
  • FR939653A - Rectifier with gate extinguishing : en fr
  • FR939755A - Shutter device for cameras : en fr
  • FR939855A - Improvements to electric lifting devices and the like : en fr
  • GB613199A - Improvements connected with the adjustment of rudder pedals on aircraft : en
  • FR939706A - Method and installation for obtaining flickering electric lighting : en fr
  • GB613017A - Improvements in pulse-echo position indicator systems, and other systems which involve the measurement of the time-interval between periodically occurring information-conveying pulses and periodically occurring datum pulses : en
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  • US2454593A - Pneumatic chuck : en
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  • FR939728A - Liquid filtration process and device for implementing this process : en fr
  • GB613352A - Improvements in or relating to advertising signs, indicator boards and similar apparatus : en
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  • US2454338A - Apparatus for welding : en
  • US2454628A - Punched card sorting machine : en
  • US2454639A - Portable chess or checkerboard with game piece retaining means : en
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  • CA452897A - Weld fabricated yoke : en fr
  • GB613360A - Improvements connected with inanimate targets : en
  • CA452819A - Binocular range finder : en fr
  • GB613188A - Improvements in rollers for applying paint : en
  • GB613384A - Improvements in electro-mechanical power control and transmission systems : en
  • GB613044A - Improvements in or relating to frictionless suspensions for the movable elements of measuring apparatus, relays or analogous apparatus : en
  • GB613233A - Improvements in and relating to aircraft actuators : en
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  • GB613109A - Improvements in or relating to a process of manufacturing mono-chloropyrazine : en
  • GB613400A - Improvements in and relating to photographic materials : en
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  • FR939708A - Improvements to aerodynamic leaf structures : en fr
  • FR939891A - Gear shifting for bicycles : en fr
  • GB613018A - Improved polythene compositions : en
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  • US2454488A - Light modulation by variable transmissivity receiver screen : en
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  • US2454283A - Sealing element, including a binder consisting of polyisobutylene and factice : en
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  • CA452840A - Fluid power unit : en fr
  • US2454387A - Isomerization of maleic acid to fumaric acid : en
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  • US2454339A - Sprayer : en
  • US2454717A - Modified alkyd sizing composition : en
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  • USD151841S - Necklace or similar article : en
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  • US2454718A - Lipstick holder : en
  • US2454373A - Fluidized catalyst regeneration process which includes overhead cooling : en
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  • US2454696A - Engine cooling means : en
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  • GB613240A - Improvements in or relating to arrangements for demodulating time-phase modulated electric pulses : en
  • GB613344A - Unspillable electric accumulator : en
  • FR939778A - Hardwood Flooring Plank with Pine Wood Backing : en fr
  • GB613027A - Improvements in or relating to gasmeter with two bellows and two measuring chambers : en
  • GB613374A - Improvements connected with fasteners for garments : en
  • GB613394A - Improvements in work setting gauges : en
  • FR939774A - Filter material which can be used in particular for filtering oil : en fr
  • FR939797A - Process for manufacturing food products from legumes : en fr
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  • FR939656A - Improvement in the method of fixing glassware retaining glasses on the body of headlights, lanterns, ceiling lights and similar devices : en fr
  • FR939848A - Light construction in slabs on frames, and its construction process : en fr
  • FR939824A - Method and apparatus for making hairy tissue : en fr
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  • USD151835S - Design for a necklace or similar article : en
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  • GB613023A - A machine for offset multicolour printing on containers or the like having the shapes of truncated cones : en
  • US2454392A - Tumbler : en
  • FR939884A - Improvements to vertical fire tube boilers : en fr
  • US2454556A - Disk handling apparatus : en
  • GB613348A - Improvements in the manufacture of drinking straws : en
  • FR939745A - Improvements made to sheaths or linings for rollers or cylinders, intended to come into contact with fibers or threads in textile machines : en fr
  • FR939754A - Improvements to telephone installations : en fr
  • GB613205A - Improvements in or relating to photographic film spools : en
  • GB613206A - Method for drying, heating and/or cooling flowable solids : en
  • GB613163A - Improvements in or relating to electric printing apparatus : en
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  • GB613340A - Improved wheel and brake assembly for vehicles : en
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  • US2454661A - Extrusion machine for plastic material : en
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  • GB613131A - Improvements in and relating to cylindrical surface lapping machines : en
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  • FR939697A - Shutter mechanism for cinematography : en fr
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  • GB613349A - Improvements in or relating to electrode boilers : en
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  • FR939867A - Cross-linked structural part and its manufacturing process : en fr
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  • GB613257A - Improvements in or relating to printing presses : en
  • FR939798A - Tuber harvester, such as potatoes, for example : en fr
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  • US2454683A - Metallizable polyazo dyestuffs : en
  • USD151842S - Necklace or similar article : en
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  • FR939800A - Improvement in cranks for starting motors : en fr
  • FR939897A - Rotary motion machines combined with reciprocating travel : en fr
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  • US2454398A - Iron oxide-alkali metal pyroantimoniate catalysts and process of preparation : en
  • US2454724A - Molybdena catalysts, their preparation and use : en
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  • US2454681A - Clamping apparatus : en
  • USD151860S - Design for a momentum wrench : en
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  • GB613051A - Improvements to retractable landing gears for aircraft : en
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  • AU2398948A - Improvements in or relating tothe production of partial esters of ethers of polyhydroxylic compounds : en
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  • GB613301A - Table convertible into seat : en
  • FR939847A - Flexible aerial propeller : en fr
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  • FR939722A - Manufacturing process for dioxyephedrine hydrochloride : en fr
  • GB613200A - Improvements in aileron or rudder control devices for aircraft : en
  • FR939663A - Fluid filter : en fr
  • GB613294A - Improvements in and relating to adhesive strip dispensing and applying apparatus : en
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  • US2454584A - Hygrometer : en
  • US2454498A - Signaling and control system for carrier telephone trunk circuits : en
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  • US2454458A - Fishing pole holder : en
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  • US2454561A - Molding machine : en
  • US2454735A - Ice-cream scoop : en
  • US2454619A - Window sash control : en
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  • US2454453A - Pigment green and process for producing the same : en
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  • AU146294B2 - Improvements in or relating to thermionic valve circuits embodying valves employing secondary electron emission : en
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  • GB613008A - Improvements in or relating to metal fusing apparatus and method : en
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  • US2454312A - High-strength corrosion-resistant aluminum alloy sheets : en
  • US2454678A - Mixture of a polyvinyl acetal with a diisocyanate-modified polyester or polyester-amide : en
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  • US2454439A - Box catch for watch bracelets : en
  • CA452899A - Hydraulically compressed clutch : en fr
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  • US2454359A - Electrical machine : en
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  • AU148370B2 - Improvements in or relating to wax emulsions : en
  • AU2397748A - Improvements relating to washing machines : en
  • AU2395248A - Improvements in cold cathode gaseous discharge tubes : en
  • CA452854A - Method of forming glass beads : en fr
  • US2454582A - Excitation system for alternating current dynamoelectric machines : en
  • FR939665A - Device applicable to soaps and bar soaps with a view to their rational use : en fr
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  • US2454494A - Bone conduction receiver : en
  • US2454462A - Production of welded silver chloride articles : en
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  • US2454292A - Revetment mat : en
  • US2454475A - Scraper : en
  • US2454390A - Centrifugal pump : en
  • US2454652A - Cathode-ray storage tube : en
  • FR939692A - Pulse generator device applicable in particular to the electrification of fences : en fr
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  • GB613166A - Apparatus for drying, heating, and/or cooling flowable solids : en
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  • AU2398048A - Improvements in or relating to slide fasteners : en
  • US2454362A - Autoamtic molding press : en
  • GB613022A - Improvements in or relating to apparatus for distributing hot air in vehicles : en
  • GB613241A - Impedance-matching arrangement : en
  • AU134988B2 - Improvements in or relating to devices for dispensing aerated beverages andthe like : en
  • US2454369A - Catalysis of hydrocarbons : en
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  • CA452792A - Portable transmission system : en fr
  • US2454353A - Detachable blade scalpel : en
  • CA452743A - Air compression eliminator : en fr
  • AU1667447A - Improved riddle and winnowing arrangements for harvesters : en
  • AU2324248A - Double swing gate latch : en
  • CA452871A - Heat treatment of metal articles : en fr
  • FR939864A - Tension device : en fr
  • US2454687A - Approach signal system : en
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  • FR939767A - prefabricated elements in vibrated reinforced cement for the rapid construction of residential and industrial buildings : en fr
  • AU140841B2 - Improvements in or relating to optical systems for colour photography or colour cinematography : en
  • US2454504A - Nonintermittent cinematographic projector : en
  • CA452838A - Distributing valve for rock drills : en fr
  • AU2397548A - Continuous methods of and means forthe production of hollow bodies bythe centrifugal process : en
  • US2454689A - Knot tying mechanism : en
  • US2454631A - Holder for cigars and cigarettes : en
  • US2454633A - Frequency modulated radar apparatus : en
  • US2454739A - Detachable glide unit for furniture legs : en
  • US2454594A - Method and apparatus for spraying : en
  • US2454656A - Mechanical galloping horse : en
  • USD151808S - Design fob an earring or similar article : en
  • US2454302A - Fastening inserting machine : en
  • US2454454A - Rail fastener : en
  • US2454612A - Construction of internalcombustion engines : en
  • US2454667A - Attachment cord anchorage with ball contact switch : en
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  • US2454383A - Refining of hydrocarbon distillates : en
  • US2454547A - Polymeric quaternary ammonium salts : en
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  • US2454345A - Cathode-ray deflection tube with electron lenses : en
  • CA452856A - Propeller overspeed control : en fr
  • AU2393448A - Improvements in and relating to devices for expanding pipes and tubes : en
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  • GR11865B - AUTOMATIC PHONE INDEX. : el en
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  • GB613124A - Improvements in and relating to the production of hot gases under pressure : en
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  • FR939696A - Improvements to motor regulators, particularly spring motors for cinematographic cameras : en fr
  • FR939775A - Interior pressure cabin for airplanes : en fr
  • FR939671A - Process and improved device for molding concrete parts or other materials susceptible to setting : en fr
  • GB613404A - Shock absorbing device : en
  • US2454378A - Cathode-ray tube apparatus : en
  • US2454654A - Air cooling apparatus : en
  • USRE23049E - Ophthalmic glass : en
  • FR939759A - Agitator and beater device for the formation of mortars and lightweight concrete : en fr
  • GB613396A - Improvements in electric cut-outs particularly for the protection of motors against faults or overload : en
  • GB613229A - Fluid separating means : en
  • FR939668A - Improvements to processes for the preparation of albuminoid materials : en fr
  • US2454311A - Fluid pulsator transmission system : en
  • US2454477A - Apparatus for compacting and packaging materials : en
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  • FR939761A - Heterocyclic compounds : en fr
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  • CA452783A - Door latch : en fr
  • CA452784A - Clutch control : en fr
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  • FR939724A - Electric oven : en fr
  • FR939805A - Contact of gases or vapors with solids : en fr
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  • GB613288A - Rotor blade : en
  • AU139454B2 - Improvements relating to washing machines : en
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  • GB613007A - Improvements in and relating to lighting circuits for electric discharge lamps : en
  • GB613378A - Improvements in or relating to casement stays : en
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  • FR939786A - Further training in pulse recording devices : en fr
  • US2454629A - Polymethine dyes : en
  • GB613333A - Improvements in or relating to telegraph keys : en
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  • GB613377A - Improvements in hand stamps : en
  • GB613326A - Improvements in gas-shielded electric arc welding : en
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  • FR939669A - Improvements in methods of assembling maps, sheets or documents, in particular maps or statistics sheets : en fr
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  • US2454433A - Acid treatment of pyrene-quinone vat dyestuffs : en
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  • FR939792A - Flexible cord for hanging curtains, bracelets, necklaces, belts and similar items : en fr
  • GB613152A - Improvements in or relating to bandspread tuning devices for radio apparatus : en
  • US2454307A - Interlocking mosaic : en
  • USD151863S - Ziskin ice bucket : en
  • US2454524A - Timer switch for internal-combustion engines : en
  • US2454544A - Polymeric detergents comprising : en
  • US2454444A - Lock nut and method of making same : en
  • GB613149A - Improvements in or relating to atomisers, sprayers or the like : en
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  • CA452756A - Infant's garment : en fr
  • GB613110A - Improvements in or relating to azo dyestuffs : en
  • US2454647A - Pressure switch : en
  • US2454744A - Multiple toggle clamping means for vises and the like : en
  • US2454756A - Process for the polymerization of furfuryl acrylate : en
  • US2454731A - Apparatus for coordinating the operating rate of forming thread with the drawing thereof : en
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  • GB613264A - Machine for applying heat sealing or other adhesive tab-labels to fabric and the like : en
  • GB613092A - Improvements in motor vehicles : en
  • USD151851S - Design for a bracelet or similar article : en
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  • GB613373A - Improvements in or relating to crosshead guides for vertical piston engines : en
  • GB613280A - Hydrazo esters : en
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  • US2454736A - Alkaline earth metal petroleum sulfonate compositions : en
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  • AU145031B2 - Improvements in or relating to electric wave filters : en
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  • US2454428A - Fluid pressure turbine : en
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  • FR939822A - Device with permeable characters for printing cards or index cards : en fr
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  • US2454320A - Hygrometer and switch for radiosondes : en
  • US2454450A - Ash receiver : en
  • US2454342A - Door chime control switch : en
  • US2454437A - Device for working thermoplastic materials : en
  • FR939667A - Method and composition for taking impressions in dentistry : en fr
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  • GB613223A - Improvements in or relating to machines for breaking razor-blade strip : en
  • GB613154A - Improvements in stair carpet fasteners : en
  • DK67987C - Method for preventing linear high polymer compounds with amide groups in the chain from becoming brittle by the action of heat or light. : da en
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  • GB613142A - Improvements relating to photographic shutters incorporating flash lamp synchronizing devices : en
  • GB613237A - Improved overload control device for electric motors : en
  • GB613406A - Improvements in and relating to folding boxes of cardboard, fibreboard or the like : en
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  • GB613279A - Improvements in and relating to hand-propelled trucks : en
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  • US2454537A - Two-temperature refrigerating system : en
  • FR939815A - Improvements to electric storage stoves : en fr
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  • GB613320A - Improvements in spraying machines : en
  • GB613262A - Machine for finish cutting gear teeth and analogous curved elements : en
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  • GB613019A - Improvements in pulse echo position indicator systems, and other systems which involve the measurement of the time-interval between periodically occurring information-conveying pulses and periodically occurring datum pulses : en
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  • GB613183A - Improvements relating to electrode holders : en
  • GB613364A - A pneumatic device suitable for cleaning and handling articles : en
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  • CA452812A - Dielectric sheet material : en fr
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  • AU129898B2 - Improvements in or relating to device for interconnecting wave guides : en
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  • AU2399248A - Improvements in or relating to electron target and means for making thesame : en
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  • US2454700A - Duplicating inks : en
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  • US2454670A - Portable fluorescent lamp control system : en
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  • US2454576A - Modeling tool : en
  • US2454381A - Clothes guard attachment for ironing boards : en
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  • FR939784A - Improvements to thermionic lamps : en fr
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  • GB613218A - Improvements in machines for forming hair-felt sleeves : en
  • GB613277A - Improvements in or relating to bogies for railway and like vehicles : en
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  • FR939654A - Improvements to electric heaters : en fr
  • GB613195A - Improvements relating to the removal of dissolved salts from sea water : en
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  • GB613105A - Improvements in cathode ray apparatus for portraying intelligence : en
  • USD151821S - Design for a shuffleboard cue head : en
  • GB613158A - Improvements in or relating to the art of training saddle-horses : en
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  • GB613210A - Improvements in or relating to the preparation of guanidine derivatives : en
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  • US2454425A - Magnetic translating device : en
  • US2454509A - Control apparatus : en
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  • USD151854S - Design fob a chicken fryer : en
  • FR939849A - Method and apparatus for regenerating feed oil and sweeping the lubrication system of a machine such as an internal combustion engine : en fr
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  • GB613343A - Improvements in or relating to aircraft provided with automatic electric switches : en
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  • GB613004A - Improvements in aerials for portable radio-communication apparatus : en
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  • FR939673A - Device for ignition and excitation of mutators : en fr
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  • AU139372B2 - Improvements relating to frying pans and like culinary appliances : en
  • AU2386248A - Improvements in or relating tothe flame cutting of chromium alloy steels : en
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  • AU144504B2 - Improvements in or relating to two-way electric pulse communication systems : en
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  • US2454481A - Lifting mechanism for dump bodies : en
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  • US2454682A - Temperature controlling device : en
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  • US2454466A - Regeneration of fluid catalysts with cooling of flue gases by water injection : en
  • DK68004C - Insert for egg cartons. : da en
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  • CA452911A - Polymerized styrene derivative : en fr
  • US2454363A - Compressor control mechanism : en
  • US2454751A - Process of preparing 6-methyl pteridines : en
  • GB613074A - Improvements relating to actuating devices for loaded elements : en
  • US2454355A - Electric motor control system : en
  • AU137112B2 - Improved centrifugal separator : en
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  • FR939865A - Converter assembly of a voltage of a determined form into a voltage of another form : en fr
  • FR939877A - Improvements to broadband coupling transformers, intended for very high frequencies : en fr
  • GB613025A - Improvements in and relating to electric heaters and the manufacture thereof : en
  • US2454418A - Hydraulic flow divider : en
  • AU2325448A - Improvements in battling'caps : en
  • US2454406A - Flexible multibladed rotor assembly for cylinder grinding machines : en
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  • USD151817S - Design for a planter lamp : en
  • GB613083A - Improvements in winding or reeling mechanism for wire and the like stranded material : en
  • GB613308A - Improvements relating to electric accumulators : en
  • US2454659A - Electrically controlled governor : en
  • GB613162A - Improvements in or relating to the conditioning of hay and similar cut crops : en
  • GB613273A - Improvements in and relating to apparatus for the production of variable frequency alternating voltages : en
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  • FR939841A - Gas stove oven : en fr
  • GB613141A - Variable gain amplifier : en
  • GB613182A - Improvements in or relating to fluid flow meters : en
  • GB613186A - A work or treatment bench for the handling of fish : en
  • GB613256A - Improvements in cabinet or cupboard structures : en
  • GB613255A - Improvements in and relating to kitchen and scullery equipment : en
  • GB613323A - Improvements relating to high-frequency induction heating apparatus : en
  • GB613359A - Improvements in or relating to tables : en
  • FR939660A - Improvements made to handles or handles for fishing rods : en fr
  • GB613266A - Improvements in or relating to valves of the split-wedge gate type for controlling the flow of gaseous or liquid media : en
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  • GB613272A - Improvements in or relating to lawn mowers and the like : en
  • GB613395A - Improvements connected with garment hangers : en
  • GB613106A - Improvements in or relating to polyhydric phenol-aldehyde resin adhesives : en
  • GB613225A - Centrifugal pumps : en
  • GB613276A - Improved process for the production of substantially pure dehydrocholic acid : en
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  • FR939889A - Air filter : en fr
  • GB613097A - An improved control gear for the brake and clutch mechanism of motor vehicles : en
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  • GB613054A - Improvements in and relating to articles of wearing apparel such as trunks : en
  • GB613101A - Improvements in feeding devices for arc-lamp carbons : en
  • GB613252A - Improvements in or relating to parallel slide stop valves : en
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  • US2454366A - Suitcase valance structure : en
  • US2454742A - Pyridazone derivatives and method : en
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  • CA452806A - Hose and circular knitting machine therefor : en fr
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  • US2454314A - Vacuum cleaner : en
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  • US2454308A - Production of acrylonitrile : en
  • GB613156A - Improvements in or relating to dry gas meters with two bellows and two measuring chambers : en
  • US2454350A - Beater : en
  • GB613221A - Improvements in or relating to lubricators : en
  • GB613253A - Shock absorbing device : en
  • GB613269A - Improvements in or relating to air circulating apparatus : en
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  • GB613173A - Improvements relating to spinning apparatus for use in the production of casings forpneumatic tyres : en
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  • US2454743A - Copolymer of a conjugated hydrocarbon diene and an acrylate of a cyclopentadienyl alcohol : en
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  • USD151836S - Design for a necklace or similar article : en
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