• US2520962A - System for automatically ticketing telephone calls : en
  • US2521062A - Curtain rod and shade roller bracket arrangement : en
  • US2521514A - Phosphoric acid polymerization of thiophene compounds : en
  • USD160046S - Facsimile transmitter : en
  • DE1612790U - LID FOR PRESERVING JARS, JARS, BOTTLES WITH AUTOMATIC OPENING DEVICE. : de en
  • DE1612908U - ENGINE WITHOUT PISTON. : de en
  • DEG0000351MA - Poker hole lock : de en
  • US2521041A - Apparatus for quantitative analysis of gases : en
  • US2521085A - Machine for sewing buffing wheels : en
  • US2521454A - Aeration unit and support therefor : en
  • US2520968A - Drop pit apparatus : en
  • US2520998A - Reinforcing means for bottle containing crates : en
  • US2521069A - Coupling for lubrication systems : en
  • DE1612934U - CONTROL ROD WITH THEBESS-PROOF AND STORM-PROOF MOUNTING DEVICE FOR SKY WINDOWS : de en
  • DEM0002433MA - Shut-off valve. : de en
  • US2521653A - Electromagnetic driving system : en
  • USD159948S - Toy derrick : en
  • AU145748B2 - Improved thermostatic device for use more particularly with culinary vessels : en
  • US2521399A - Process for the preparation of terpineol : en
  • DE1612746U - BIMETAL FLASHING SWITCH WITH SPING CONTACT, IN PARTICULAR FOR SWITCHING ADVERTISING LIGHT SOURCES. : de en
  • DE1612818U - DEVICE ON TOYS. : de en
  • AU147050B2 - Earth rippers and like earth-working implements : en
  • AU154450B2 - Improvements in or relating to bone conduction telephone receivers : en
  • DEP0003433DA - Electric stove : de en
  • US2521648A - Etching process : en
  • US2521133A - Secondary electron multiplier : en
  • US2521457A - Automatic variable ratio transmission : en
  • US2520902A - Quaternary ammonium salts of pyridine compounds : en
  • US2520947A - Recovery of hydrogen halides : en
  • US2521076A - Paraffin cutter : en
  • US2520924A - Plotting trainer : en
  • US2521108A - Solutions for use in embalming : en
  • US2521583A - Sliding and swinging window : en
  • USD160031S - Sundstedt motorboat : en
  • US2521089A - Mining machine cutter bit : en
  • US2521359A - Copolymers of cyclopentadiene : en
  • DE1613010U - SAVING ARRANGEMENT FOR COOKERS, OVEN AND THE LIKE : de en
  • US2521497A - Percussion trip device for electric circuit breakers : en
  • AU3555150A - Improvements in projectiles : en
  • CA467920A - Water-resistant films : en fr
  • DEP0048742DA - Electric time switches, in particular for photographic purposes : de en
  • DEP0055471DA - Hole soldering, especially on bicycle and motorcycle frames : de en
  • AU3555050A - Improvements in metal containers andthe like : en
  • CA467942A - Welt holddowns : en fr
  • DE1612989U - ARRANGEMENT FOR FASTENING DEVICES, IN PARTICULAR ELECTRICAL APPARATUS, DISTRIBUTION PANELS OR THE LIKE. : de en
  • FR965208A - : fr
  • GB642623A - Pressure releasable latching device : en
  • FR965231A - : fr
  • DE1612984U - ADD-ON SCALE FOR RADIO DEVICES IN VEHICLES : de en
  • DE1613014U - AGRICULTURAL MACHINE, ESPECIALLY HARVESTING MACHINE. : de en
  • US2520939A - Process of concentrating milk : en
  • US2521029A - Bag holder : en
  • US2521243A - Manufacture of nut butter : en
  • DE1612710U - UPHOLSTERY BANDS TO PROTECT PERSONAL VEHICLE DOORS FROM DAMAGE DURING PARKING. : de en
  • DK71448C - Regenerative heat exchanger with rotating, heat-absorbing mass. : da en
  • AU148215B2 - Improvements in thermostatic control means for furnaces orthe like : en
  • CA467858A - Motor speed controls : en fr
  • US2521434A - Baby carriage with collapsible dasher : en
  • US2521658A - Differential driving and steering mechanism : en
  • GB642568A - Improvements in or relating to cow milkers : en
  • DE1612750U - ELECTRIC FLUORESCENT TUBE OR LAMP WITH LOW PRESSURE MERCURY DISCHARGE. : de en
  • DE1612869U - TONGUE AND CHEEK RETAINERS FOR THE DENTAL PRACTICE. : de en
  • DEP0001390DA - Quick clamping device for cutting machines, in particular for bread, cheese, sausage or the like : de en
  • GB642509A - Improvements in or relating to hinged doors : en
  • DE1612772U - FORMWORK FOR THE CONSTRUCTION OF ALL KINDS OF BUILDINGS. : de en
  • US2521259A - Poultry watering unit : en
  • AU3549550A - Improvements in or relating to heat exchange apparatus : en
  • AU3554550A - Improvemnens in or relating togas filled thermionic valves : en
  • US2521557A - Apparatus for successively making approximate and final adjustments : en
  • GB642480A - Improvements in or relating to oil mist lubricators : en
  • US2521043A - Telephone holder : en
  • AU147865B2 - Improvements in or relating toa card sensing machine : en
  • US2521555A - Fish bait : en
  • DE1612870U - TEETH EXTRACTION TOOLS. : de en
  • GB642476A - Improvements relating to single phase synchronous motors : en
  • DE1612763U - DEVICE FOR STORING AND ATOMIZING POWDERED SUBSTANCES. : de en
  • US2521559A - Clock selector switch : en
  • US2521584A - Multichambered gas burner : en
  • GB642401A - Improvements in or relating to photo-electric devices for controlling the operation of machine tools : en
  • DE1612932U - DOOR BAND RIGHT AND LEFT. : de en
  • US2521249A - Rim for tires : en
  • FR965204A - : fr
  • US2521236A - Rotary pump : en
  • US2521294A - Well survey apparatus : en
  • US2521471A - Welding device : en
  • AU3541150A - Heavy cyclical centrifugal machines and method of operating same : en
  • US2520964A - Free gunnery trainer : en
  • DE1612921U - IMAGERS FOR SHOWING ADVERTISING OR OTHER SLIDES ON THE STREET. : de en
  • DEM0000226MA - Inking unit drive on sheet-fed printing machines : de en
  • AU3551250A - Improvements intwo-stroke diesel engines : en
  • DE1613011U - CIRCLE. : de en
  • DEP0050600DA - Process and device for plasticizing, kneading, homogenizing and injecting plastic, pasty or pulpy plastics : de en
  • FR965269A - : fr
  • DEP0036247DA - Thermal and impact sound insulation layer : de en
  • FR965255A - : fr
  • FR965209A - : fr
  • US2520992A - Screening paste : en
  • DE1612819U - Toy propeller plane : de en
  • GB642539A - Apparatus for forming the surfaces of turbine and like blades, by abrading : en
  • DE1612872U - STERILIZATION SOCKET FOR STERILIZATION OF DENTAL INSTRUMENTS UNDER EXHAUSTED STEAM IN DENTAL VULCANIZING KETTLE. : de en
  • GB642507A - Means for locking or securing angularly-movable windscreen or other panels : en
  • GB642551A - Improvements in or relating to telemetric measuring apparatus : en
  • FR965130A - : fr
  • FR965247A - : fr
  • DEP0048017DA - Electric point machine with slip or friction clutch : de en
  • FR965236A - : fr
  • GB642529A - Improvements in or relating to optical systems : en
  • FR965213A - : fr
  • CA467903A - Circuit breakers : en fr
  • CA467863A - Aerial cable cutouts : en fr
  • US2521045A - Scarifier tooth : en
  • GB642474A - Improvements relating to lifting hooks for cranes : en
  • GB642485A - Improvements relating to hand-operated implements for severing thread, wire or the like : en
  • FR965182A - : fr
  • GB642649A - Apparatus for measuring the values of magnetic fields : en
  • US2521218A - Warp-knitting machine and method of operating the same : en
  • US2521220A - Barbeque spit structure : en
  • CA467909A - Strip feeding and severing machine : en fr
  • DE1612813U - LIGHT SIGN, IN PARTICULAR AS A TRAFFIC SIGNAL. : de en
  • DE1612911U - ROLLER BRUSH MACHINE. : de en
  • DE1612945U - LUMINOUS WARNING SIGN FOR ROAD TRAFFIC. : de en
  • US2521242A - Permanently pumpable oleaginous suspension : en
  • US2521376A - Electronic pulse generating circuit : en
  • US2521449A - Advertising display device for dispensing containers : en
  • GB642455A - Improvements in or relating to telephone systems : en
  • FR965129A - : fr
  • GB642611A - Methods of and means for the production by the centrifugal process of specially shaped hollow bodies with integral protuberances : en
  • GB642437A - Improvements in or relating to fountain pens : en
  • DED0000770MA - Wall made of steel sheet piles : de en
  • US2521625A - Molding apparatus : en
  • US2520949A - Fuse for bombs : en
  • US2521633A - Machine for mixing or blending granular and similar materials : en
  • USD159989S - Handle for coffee pots or the like : en
  • US2521602A - Hydrogenating and deodorizing edible oils : en
  • DEP0049274DA - Two-stroke diesel engine in single-cylinder or V-arrangement : de en
  • US2520952A - Golf ball teeing device : en
  • DE1612703U - GREASE PRESS. : de en
  • DE1612882U - SPIN CASTING MACHINE, IN PARTICULAR FOR THE PRODUCTION OF LONG HOLLOW BODIES. : de en
  • DE1612836U - LEVER SHEARS. : de en
  • DE1612972U - RAIN COVER. : de en
  • FR965271A - : fr
  • USD160044S - Gas heater : en
  • DEP0011065DA - Process for the preparation of chlorine- or chlorine- and bromine-substituted dioxydinaphthylmethanes : de en
  • US2521157A - Method of separating the constituents of gaseous mixtures : en
  • FR965257A - : fr
  • FR965259A - : fr
  • GB642414A - Improvements in and relating to modified rosin esters and compositions containing them : en
  • DE1613036U - KASPERLE AND MAERCHEN THEATER. : de en
  • DEP0019656DA - Device for mirroring hollow glass bodies : de en
  • GB642627A - Improvements in or relating to welting for footwear and to footwear incorporating the same : en
  • US2521096A - Recovery of sulfamethazine and sulfaguanidine : en
  • USD160032S - Combined thermometer and barometer : en
  • DE1612835U - LEVER SHEARS. : de en
  • DES0000124MA - Centrifuge operated by a gearless electric motor : de en
  • DE1612834U - DEVICE TO CATCH MOLES AND THE LIKE. : de en
  • DE1612920U - DISPLAY HANGERS FOR LAUNDRY. : de en
  • GB642621A - Improvements in or relating to an internal combustion turbine : en
  • GB642650A - Apparatus for responding to magnetic fields : en
  • US2520995A - Manufacture of shoes : en
  • US2521225A - Apparatus for showing table accommodations in restaurants : en
  • GB642490A - Improvements in or relating to electric motor control systems : en
  • GB642517A - Improvements in or relating to polymethine dyestuffs : en
  • CA467816A - Methods of heat treating metal parts with a bright finish : en fr
  • DE1612826U - SPATULATION FOR ICE CREAM MACHINES. : de en
  • GB642463A - Improvements in and relating to servo operated position control apparatus : en
  • GB642579A - Improvements relating to bowden cables : en
  • FR965138A - : fr
  • US2521046A - Automatic phonograph : en
  • US2521383A - Tool for the fitting of tires to the rims of the wheels of motor vehicles : en
  • FR965329A - : fr
  • GB642574A - Improvements in borehole pumps : en
  • DEP0010622DA - Process and system for the ongoing measurement of parameters relevant in mining, in particular for safeguarding its operation : de en
  • GB642426A - Improvements relating to apparatus for conveying material in bulk : en
  • US2521617A - Meeting rail engaging member for storm windows : en
  • USD160021S - Handbag or similar article : en
  • DE1613029U - FRONT WHEEL DRIVE SCOOTER. : de en
  • GB642419A - Improvements in drafting mechanisms for textile fibres for use with spinning machines : en
  • FR965126A - : fr
  • GB642547A - Electric liquid flow heaters : en
  • FR965178A - : fr
  • FR965181A - : fr
  • FR965191A - : fr
  • US2521060A - Fil ter : en
  • US2521169A - Cosmetic holder : en
  • DE1612881U - PERFUME SPRAYER. : de en
  • DE1612808U - LOCKING FOR BASEMENT WINDOWS OR THE LIKE : de en
  • DE1612744U - ROTATIONAL RESISTANCE WITH TWO SWITCHES ACTUATED BY ROTATING THE ROTATING AXIS. : de en
  • DE1613047U - WIRE BRUSH FOR CLEANING DRAWS OF ALL KINDS. : de en
  • AU150408B2 - Improvements in and relating to aqueous dispersions of polymeric materials derived from ethylenically unsaturated compounds : en
  • CA467820A - Portable swimming pools : en fr
  • USD160020S - Acoustical tile : en
  • FR965164A - : fr
  • FR965200A - : fr
  • DE1612734U - TRANSPORTABLE SPEAKER CONTAINER. : de en
  • DEP0004121BA - Covering device for partial electroplating of workpieces. : de en
  • FR965254A - : fr
  • FR965293A - : fr
  • DE1612706U - LOCKING DEVICE ON TAPS, IN PARTICULAR ON SHUT-OFF AND FLOW TAPS. : de en
  • US2521200A - Folding seat : en
  • US2521337A - Static electricity grounding device for vehicles : en
  • US2521472A - Carbonator control : en
  • US2521501A - Ceiling paper hanger : en
  • CA467873A - Treatment of fibrous material : en fr
  • US2521591A - Apparatus for converting crushed material : en
  • DEB0002253MA - Sleeveless steel band connection : de en
  • FR965125A - : fr
  • US2521267A - Method of alkylating alkoxy silanes : en
  • US2521382A - Decimal accumulator for direct entry of combination code amounts : en
  • US2521506A - Transparency holder for projection lanterns : en
  • USD160019S - rodman : en
  • CA467886A - Key controlled machines with record punching and printing means : en fr
  • DE1612825U - STEEP FILE. : de en
  • DE1612810U - WINDOW POSITIONING AND HOLDING DEVICE. : de en
  • FR965105A - : fr
  • FR965110A - : fr
  • US2521167A - Cosmetic holder : en
  • US2521279A - Liquid tight sectional container having rigid side walls : en
  • US2521132A - Trailer hitch : en
  • CA467868A - Metallic churns : en fr
  • DEE0000993MA - Water jet suction drill bit for rock drilling : de en
  • US2521022A - Synthetic hydrocarbon resins : en
  • AU146426B2 - Improvements relating to water carts, street flushers andthe like : en
  • AU3548350A - A process forthe production of hydrocarbons and hydrocarbon derivatives by catalytic hydrogenation of carbon monoxide : en
  • DEP0043781DA - Hydraulic auxiliary drive for machine tools : de en
  • FR965350A - : fr
  • DE1612802U - DIRECTION INDICATORS FOR VEHICLES. : de en
  • DE1612898U - MONEY TABLE FOR MONEY INSTITUTES. : de en
  • CA467879A - Adhesion cement : en fr
  • DE1613022U - SPEAKER ARRANGEMENT WITH LIGHTING AND ADVERTISING SURFACES. : de en
  • BE494273A - Improvements to electrical circuits using discharge tubes in a gaseous atmosphere : en fr
  • CA467827A - Methods of forming plastic : en fr
  • USD160025S - Silberman shadowbox mirror : en
  • DEP0051313DA - Attachment of race rings to rotary drums : de en
  • GB642605A - Improvements in and relating to mechanisms for applying liquids to sheets : en
  • CA467894A - Tiller disc sharpeners : en fr
  • DE1612940U - BREAK-IN PREVENTION ALARM DEVICE. : de en
  • DEP0039662DA - Single or multi-stage mixing preheater system with combined or separate storage, especially for locomotives : de en
  • US2521544A - Iodinating amino pyrimidines and amino pyridines : en
  • GB642583A - Improvements in or relating to structural members and the manufacture of such members : en
  • FR965280A - : fr
  • FR965107A - : fr
  • FR965308A - : fr
  • USD159987S - Power-operated wheelbarrow : en
  • AU147716B2 - Method of and apparatus for continuously cleaning and separating minerals of different settling rates : en
  • US2521272A - Refrigerator car : en
  • US2521572A - Cabinet having foldable supporting means : en
  • US2521563A - Playing piece return mechanism : en
  • US2521589A - Shortener : en
  • DEP0048669DA - Shampoos : de en
  • US2521326A - Suspender : en
  • US2521208A - Hermetically sealed end closure for containers : en
  • US2521354A - Sheet metal spring clip for securing moldings : en
  • DESC001805MA - Attachment for radio receivers. : de en
  • GB642556A - Extraction of liquid from materials : en
  • GB642565A - Cartridge feed device for automatic firearms : en
  • US2520933A - Cosmetic holder : en
  • US2521530A - Adjustable pillow block : en
  • GB642424A - Improvements in or relating to machines for piling inter-folded sheets of paper, in particular cigarette paper : en
  • GB642489A - Production of chlorbutyl esters of carboxylic acids : en
  • FR965306A - : fr
  • GB642657A - Improvements in or relating to ultra short wave radio communication systems : en
  • GB642645A - Improvements relating to floors for buildings : en
  • GB642524A - Improvements in or relating to long distance tele-communication systems : en
  • US2521105A - Bristle clamping device : en
  • US2521443A - Circuit for amplitude modulation : en
  • US2521484A - Electric switch whose blade swings and twists : en
  • DE1612784U - SAEGENSCHAERFKLUPPE. : de en
  • AU3128849A - Anew and improved process of making shoes : en
  • GB642567A - Improvements in or relating to tubulous boilers : en
  • US2521545A - Electron discharge device : en
  • USD159944S - Clothes hanger : en
  • GB642516A - Improvements in or relating to methine dyestuffs : en
  • DE1612767U - CEILING STONE. : de en
  • DE1612895U - HOLDING DEVICE FOR POINTER THERMOMETER : de en
  • US2521141A - Electronic circuit for triggering stroboscopic devices : en
  • US2521566A - Fluid operated reciprocating motor with rotary reversing valve : en
  • US2521576A - Emergency fuel supply fob motor : en
  • DE1612756U - AUTOMATIC STANDING PIPE SEAL ON MERCURY BLOOD PRESSURE MONITORING DEVICES. : de en
  • US2521573A - Golf bag : en
  • DE1612722U - ELECTRIC HAND FLAME DEVICE. : de en
  • FR965121A - : fr
  • GB642449A - Improvements in or relating to driving mechanism : en
  • US2520914A - Insulating material : en
  • US2521590A - Potato cutter : en
  • GB642591A - Improvements in or relating to the manufacture of articles formed from thermosettingplastic materials : en
  • DEP0022703DA - Piston made from a light metal alloy : de en
  • FR965301A - : fr
  • CA467900A - Biotin intermediates : en fr
  • US2521189A - Vise having adjustable strap for clamping soft tubular conduits : en
  • USD160049S - Automobile air deflector : en
  • US2521524A - Directional antenna system : en
  • FR965241A - : fr
  • GB642496A - Improvements in or relating to air cleaning and circulating apparatus : en
  • FR965260A - : fr
  • GB642415A - Improvements in or relating to vinyl halide polymers and copolymers and method of producing same : en
  • GB642446A - Improvements in devices for assembling paper boxes : en
  • GB642580A - Improvements relating to apparatus for blowing bubbles : en
  • GB642636A - Improved means for damping torsional vibration in rotary shafts : en
  • DE1612798U - PROTECTIVE COVERS FOR FILM NEGATIVES. : de en
  • DE1612843U - BOWL FOR BUTCHER SHOPS. : de en
  • US2521304A - Vehicle turn indicator signal : en
  • USD159986S - Fishing reel : en
  • DEP0049525DA - Light signal switching, in particular in railway security systems : de en
  • DE1612711U - HOLDER FOR BICYCLE LIGHTING MACHINES. : de en
  • DE1612856U - PLIERS FOR BENDING UP SHEET EDGES. : de en
  • DE1612797U - FILLING CAN FOR FLASH POWDER. : de en
  • DE1612701U - ADVERTISING POSTERS WITH INSECTICIDAL EFFECT. : de en
  • DE800167C - Fabric and process for its manufacture : de en
  • DE1613017U - FIXING OF THE UNDERBODY TO THE HIVE. : de en
  • GB642508A - Improvements in and relating to castors : en
  • GB642658A - Improvements in or relating to thermoplastic sewing thread such as nylon and method of making same : en
  • GB642557A - Improved manufacture of carbon bisulphide : en
  • US2521342A - Expansion sealing joint for rotary furnaces : en
  • US2521390A - Manufacture of organo silicon compounds by the grignard reaction : en
  • AU153451B2 - Synthesis of Adenosine-5'Triphosphate : en
  • US2521374A - Slack take-up means for sleeve presses : en
  • US2521329A - Repolarized transducer system : en
  • FR965137A - : fr
  • US2520945A - Wave transmission apparatus : en
  • US2521302A - Saw table work guide : en
  • DE1612829U - LARGE WINDOWS, IN PARTICULAR SKYWINDOWS. : de en
  • CA467830A - Desk novelty letter holders : en fr
  • IS576A7 - Method for the production of feed meal and oils from raw materials from the animal kingdom. : en is
  • FR965186A - : fr
  • FR965228A - : fr
  • GB642693A - Aluminium shingle : en
  • FR965174A - : fr
  • FR965302A - : fr
  • US2521632A - Split endpiece spectacle construction : en
  • DE1613042U - Ironing board with embedded grate. : de en
  • DE1612743U - INTERMEDIATE HOUSING FOR MULTIPLE ROTATING RESISTORS. : de en
  • DK71440C - Process for the preparation of 2-aminopyrimidine. : da en
  • GB642689A - Improvements relating to reaction motors suitable for the jet propulsion of model aircraft or the like : en
  • FR965222A - : fr
  • GB642633A - Improvements in or relating to keys for locks : en
  • FR965221A - : fr
  • AU3548750A - Railway car trucks and bolsters therefor : en
  • FR965103A - : fr
  • FR965127A - : fr
  • GB642512A - Improvements relating to electric light units : en
  • DE1612757U - CLAMP ADAPTER FOR WOUND CLOSURE. : de en
  • FR965229A - : fr
  • US2521521A - Arc-reducing roll-contact for general electrical contact use : en
  • FR965323A - : fr
  • DEM0000227MA - Lockable printing cylinder storage on sheet-fed printing machines : de en
  • FR965168A - : fr
  • US2521517A - Electric switch : en
  • US2521529A - Method of packaging hosiery : en
  • GB642596A - Improvements in or relating to stabilization of soap : en
  • GB642483A - Improvements in and relating to the production of viscose : en
  • IE19530L - Door actuating devices : en
  • AU142622B2 - An improved hydraulic clothes hoist : en
  • US2521221A - Carrier for desert water bags : en
  • US2521356A - Trailer hitch and bumper combined : en
  • US2521550A - Radio antenna system : en
  • US2521192A - Armor rod clamp : en
  • US2521480A - Poultry brooder : en
  • CA467881A - Aeroplane landing gear : en fr
  • DE1612738U - CONNECTOR FOR INSULATING PIPE. : de en
  • DE1612776U - ADVERTISING CAP. : de en
  • DE1612995U - BED READING LAMP OR COUCH LAMP WITH ADJUSTABLE LIGHT SOURCE. : de en
  • DEP0046335DA - Pistons for explosion engines : de en
  • AU149346B2 - Improvements in or relating tothe electrolysis of fused chlorides : en
  • GB642552A - Improved machine for binding several sheets of paper or the like : en
  • GB642466A - Improvements in or relating to photographic film processing apparatus : en
  • GB642406A - Improvements in or relating to stabilized halogenated aromatic compounds and articles including such stabilized compounds : en
  • US2520916A - Toy puffing locomotive : en
  • USD159966S - Earring or similar article : en
  • AU3552750A - Improvements in and relating to aqueous dispersions of polymeric materials derived from ethylenically unsaturated compounds : en
  • FR965205A - : fr
  • DE1612846U - PENCIL SHARPENER. : de en
  • GB642477A - Improvements relating to self-starting synchronous motors : en
  • GB642429A - Improvements in or relating to optical systems for television receivers : en
  • FR965146A - : fr
  • DEP0016759DA - Refractory ramming material : de en
  • AU148909B2 - Improvements in reservoir peris : en
  • CA467803A - Unitary seal devices : en fr
  • GB642495A - Self checking means for apparatus for comparing the impedance of two electric circuits : en
  • GB642694A - Improvements in or relating to shaft couplings : en
  • US2521323A - Hay cutting device : en
  • FR965235A - : fr
  • US2521230A - Combination vise and jig : en
  • US2521491A - Head for cotton pickers : en
  • CA467836A - Body resting appliances : en fr
  • GB642464A - Improvements in and relating to servo control systems : en
  • GB642590A - Improvements in or relating to a window operator : en
  • USD159957S - Hack saw : en
  • CA467804A - Fastening or locking devices for windows, doors or like structures : en fr
  • CA467918A - Car trucks : en fr
  • CA467901A - Hydrogenation of divalent sulphur compounds : en fr
  • CA467829A - Methods and means for smoothing crank shafts : en fr
  • GB642471A - Improvements in or relating to electric integrating circuits : en
  • AU146517B2 - An improved control valve for multiple jet spray devices : en
  • AU148561B2 - Improvements in transformers and networks for tapping or branching cables carrying two or more frequency bands : en
  • US2520957A - Method and apparatus for treating liquids under vacuum : en
  • DEP0049655DA - Process for the production of colored floor and wall coverings : de en
  • GB642680A - Power actuated crane : en
  • US2521088A - Shipping container and method of transporting vehicles : en
  • USD160017S - Ink container or similar article : en
  • FR965195A - : fr
  • DE1613045U - BENDING DEVICE FOR HANGING STRAPS ON BOTTLE STOPPERS. : de en
  • FR965317A - : fr
  • FR965318A - : fr
  • DE1612848U - SHOE TREES. : de en
  • US2521191A - Portable hoist : en
  • US2521385A - Core-cutting machine : en
  • DK71439C - Process for the preparation of pyridine and piperidine compounds. : da en
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  • US2520911A - Floating thermometer : en
  • FR965248A - : fr
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  • DEP0028873DA - Non-linear reactance circles with ceramic material of high dielectric constant : de en
  • DEP0049459DA - Device for cooling liquids with air : de en
  • FR965263A - : fr
  • US2521195A - Fluidized solids conversion system : en
  • AU150847B2 - Improvements in and relating to power-driven hacksaws : en
  • GB642563A - Improvements in or relating to tubular electric heating elements : en
  • US2521643A - Load transfer assembly : en
  • US2521293A - Wheeled grass shears : en
  • AU150599B2 - Continuous filtration centrifugals : en
  • AU149896B2 - Improvements intwo-stroke diesel engines : en
  • USD160000S - Moshel watchcase : en
  • US2521126A - Storage rack for papers : en
  • FR965330A - : fr
  • FR965135A - : fr
  • GB642554A - Improvements in sheet registering mechanism : en
  • US2521027A - Nippers with retainer for work clippings : en
  • AU3545150A - Improvements in or relating to apparatus for automatically controlling electrically driven tandem and sequence conveyors andother interrelated moving mechanisms : en
  • CA467876A - Diazotype layers and processes of making transition prints : en fr
  • CA467946A - Surface treatment of composite metal bearings or bearing surfaces : en fr
  • US2521203A - Safety belt : en
  • DE1612704U - MANIFOLD, IN PARTICULAR FOR PIPES IN THE FOOD INDUSTRY. : de en
  • DE1612762U - BRUSH. : de en
  • US2521143A - Tire building apparatus : en
  • CA467872A - Radio beacon transmitters : en fr
  • DE1612877U - STERILIZER USING HOT AIR FOR MEDICAL PURPOSES. : de en
  • DE1612944U - ACCIDENT PROTECTION LAMP. : de en
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  • CA467910A - Winches : en fr
  • US2521058A - Frequency and phase control system : en
  • US2521368A - Marine thrust bearing assembly : en
  • US2521440A - Mechanism for controlling web material : en
  • US2521424A - Fungicidal composition comprising a copper acetylide : en
  • AU150695B2 - Apparatus for burning solid fuel : en
  • CA467883A - Torsion bearing fifth wheels : en fr
  • US2520903A - Automatic telegraph switching system : en
  • US2521162A - Telephone support : en
  • CA467939A - Methods of lap welding wire or the like : en fr
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  • CA467807A - Ironing tables : en fr
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  • DE1612893U - SPEED SCALE WITH INCLINATION WEIGHT DEVICE AND SWITCH WEIGHTS. : de en
  • DEP0039238DA - Method and device for the production of continuously cast ingots : de en
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  • US2521201A - Radiator pressure cap : en
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  • GB642435A - Improvements in or relating to conveying devices for conveying paper sheets and similar articles : en
  • DE1612902U - PULL LINK BAND. : de en
  • US2521235A - Device for training children to overcome fear of darkness : en
  • US2521421A - Constant air velocity carburetor : en
  • US2521515A - Protective plug for footwear : en
  • US2521669A - Torch beveling apparatus : en
  • US2521082A - Electrolytic production of silver chloride : en
  • AU150484B2 - Improvements in or relating to electric regulators : en
  • AU2989249A - An improved moulding board for use inthe manufacture of bread rolls, buns andthe like : en
  • US2521314A - Rubber insert type reciprocating valve : en
  • US2521370A - Tabulating card fabricating mechanism : en
  • DE1613024U - DEVICE FOR DISPLAYING DRIVING WIDTH ON MOTOR VEHICLES. : de en
  • US2520927A - Cotton-picking apparatus : en
  • US2521280A - Signal device : en
  • US2521468A - Slide contactor switch : en
  • US2520934A - Aircraft control surface rigging protractor : en
  • US2521171A - Electric load regulator : en
  • US2521055A - Textile fabric : en
  • US2521552A - Hand-operated nutcracker with shields : en
  • US2520910A - Vacuum jet manifold : en
  • US2521164A - Pump spray : en
  • US2521350A - Electronic counter : en
  • US2521369A - Multifluid heat exchanger : en
  • US2521312A - Indicating and adjusting mechanism for machine tools : en
  • US2521450A - Process for the production of regenerated cellulose products : en
  • US2521284A - Authorizer : en
  • CA467897A - 3-keto-4-acylamido-tetrahydrothiophenes and processes for preparing the same : en fr
  • DE1613000U - ELECTROMETER TUBES. : de en
  • US2521120A - Overload protector : en
  • US2521640A - Fish dressing machine : en
  • USRE23265E - Catalytic process fob the prepara : en
  • US2521234A - Solvent fractionation of fatty material : en
  • US2521260A - Wheel : en
  • AU146463B2 - Improvements in or relating toa lockable support for confining container handles : en
  • GB642536A - Improvements in or relating to boxes : en
  • AU3543150A - An improved method for securing electrical connecting tags toan insulating base : en
  • CA467952A - Coloration processes : en fr
  • US2521005A - Door switch for burglar alarm systems : en
  • US2520912A - Building wall of hollow blocks : en
  • US2521612A - Thermostatic valve : en
  • USD159954S - Receptacle attachment for automobile visors : en
  • DE1612957U - CRAFT GAME. : de en
  • DEP0001169DA - Process for the preparation of alkyl silicon halides : de en
  • DE1612785U - CONCRETE IRON CUTTERS FOR MANUAL OPERATION. : de en
  • GB642548A - A machine for applying decorative designs or patterns to earthenware articles : en
  • AU147397B2 - Filter element and method of making same : en
  • DEP0012769DA - Production of steels with increased yield strength and increased yield strength ratio : de en
  • DEP0025420DA - Method and device for the continuous production of seamless pipes, in particular iron pipes : de en
  • DEP0026630DA - Device for automatic frequency correction : de en
  • FR965128A - : fr
  • GB642564A - Improvements in or relating to coupling mechanism for railway and like vehicles : en
  • CA467869A - Selenium rectifier elements : en fr
  • US2520956A - Breakdown indicator for insulated aircraft antennas : en
  • US2521116A - Wave translating device : en
  • US2521266A - Vehicle jack : en
  • US2521349A - Loading bridge : en
  • AU3548150A - Improvements in reservoir peris : en
  • CA467898A - Dl-2-(4'-carboxy-butyl)-3:4-diamino-tetrahydrothiophene and salts thereof : en fr
  • GB642582A - Improvements in and relating to the granulation of cobalt and nickel : en
  • US2521665A - Stilbene disulfonic acid derivatives : en
  • US2521667A - Combined camera and indicia recording means : en
  • AU153519B2 - Improvemnens in or relating togas filled thermionic valves : en
  • GB642499A - Improvements relating to the distillation of aluminium from aluminium alloys : en
  • DE1612965U - STACKING DEVICE FOR TRANSPORT BOXES. : de en
  • US2521320A - Compensating chuck with unobstructed axial passage : en
  • CA467866A - Integral agricultural implements : en fr
  • USD160023S - Se bastian fan : en
  • DEP0018804DA - Process for the production of urea and urea-dicyandiamide mixtures from cyanamide solutions : de en
  • FR965169A - : fr
  • US2520913A - Phenolic molding resins : en
  • AU3541550A - A. locking device : en
  • CA467949A - Cast turbine blading : en fr
  • DE1612943U - REVIEW DEVICE FOR TRAFFIC SIGNS. : de en
  • US2521481A - Razor : en
  • FR965154A - : fr
  • FR965177A - : fr
  • FR965196A - : fr
  • GB642630A - A process for the production of dimethyl silicon dichloride : en
  • CA467851A - Bolster mounted brakes : en fr
  • US2521219A - Process for preparing suspensions of solid triglyceride and liquid oil : en
  • US2521182A - Load distributing arrangement between direct-current machines : en
  • US2521565A - Spreader : en
  • FR965184A - : fr
  • FR965296A - : fr
  • GB642465A - Improvements in or relating to photographic recording apparatus : en
  • US2521038A - Ball point fountain pen : en
  • DE1613003U - Armature bearing for electromagnetic actuation device with hinged armature : de en
  • GB642684A - Improvements in or relating to cartridge breeches for starter devices of engines : en
  • US2521505A - Apparatus for assembling rivet setting anvils : en
  • FR965150A - : fr
  • GB642423A - Method of preparing linear super polyesters : en
  • US2521276A - Toggle action self-locking wrench and/or nonlocking pliers : en
  • US2521649A - Charging apparatus for football players : en
  • US2520937A - Spring and vibration damper therefor : en
  • US2521351A - Sectional block conduit : en
  • US2521570A - Cabinet having a removable false floor : en
  • GB642699A - Improvements in or relating to trackways for wheeled vehicles : en
  • US2521232A - Infrared ray equipment : en
  • US2521334A - Device for treating liquids and emulsions : en
  • GR12593B - ELECTRIC OF DIRECT HEATERS. : el en
  • DE1613046U - DRYING APPARATUS. : de en
  • DE1612899U - DANCE CONTROLLER ON SELF-ADHESIVE SYSTEM. : de en
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  • DEO0000309MA - Heat exchange device : de en
  • USD159979S - Fountain brush : en
  • DE1612919U - ADVERTISING SUNGLASSES MADE OF CARDBOARD WITH EXTENDABLE EAR HOOK. : de en
  • US2521228A - Fluorescent lamp flxture : en
  • USD159950S - Ski-sled : en
  • US2520936A - Method and means for yarn and fabric correlation : en
  • US2521377A - Secret pocket construction for handbags : en
  • USD159994S - Hair cutting and shaping device : en
  • FR965159A - : fr
  • FR965185A - : fr
  • USD159999S - Shoe fitting stool : en
  • FR965279A - : fr
  • FR965292A - : fr
  • DE1612803U - LATCH FOR THE ENGINE HOOD, FOR TRUNK DOORS AND THE LIKE. ON MOTOR VEHICLES. : de en
  • FR965288A - : fr
  • DES0000907MA - Double or multi-layer V-belt : de en
  • US2521158A - Sawtooth current generator : en
  • GB642453A - A process for the manufacture of urethanes : en
  • GB642638A - Improvements in golf bag carriers or caddies : en
  • FR965144A - : fr
  • FR965305A - : fr
  • US2521373A - Brassiere : en
  • GB642543A - Improvements in or relating to sweeping machines : en
  • US2521079A - Apparatus for determining the permeability of cores : en
  • US2521430A - Control for axminster loom tube frame conveyer systems : en
  • USD159998S - Badge or similar article : en
  • GB642558A - Improvements in and relating to stand-type domestic wringing machines : en
  • GB642610A - Improvements in containers for cold storage : en
  • CA467797A - Thread rolling machines : en fr
  • GB642422A - Diazotype compositions containing n-hydroxy-ethyl m-toluidine p-diazonium compounds : en
  • GB642431A - Method and device for the production of vaporized fuel : en
  • US2520997A - Baking unit : en
  • US2521585A - Toolholder for drill presses and the like : en
  • US2520928A - Art of printing : en
  • US2521118A - Card punching machine : en
  • US2521291A - Blade holder : en
  • CA467895A - Processes of preparing esters of 7:8-diamino nonic acid : en fr
  • CA467916A - Pressure responsive devices : en fr
  • DEP0013326DA - Paint and paint binders : de en
  • US2521188A - Ventilator for grain bins : en
  • US2521361A - Plasticized copolymer compositions and process of producing same : en
  • US2520941A - Convertible crib, chair, and tray structure for infants : en
  • US2521063A - Two-temperature refrigerator : en
  • US2521142A - Locomotive : en
  • DEP0014889DA - Motor mower with manual guidance and cutting unit in front : de en
  • FR965312A - : fr
  • DE1612907U - PACKAGING FOR CIGARETTES, CIGARILLOS AND THE LIKE : de en
  • DE1612936U - LOCKING THE LATCH COVER PLATE ON SAFE DOORS AND MONEY CABINETS. : de en
  • FR965276A - : fr
  • DE1612864U - PILOT HOLDER. : de en
  • DE1613032U - DEVICE FOR RADIATING BETS, IN PARTICULAR FOOTBALL BETTING. : de en
  • FR965268A - : fr
  • US2521600A - Renewable cartridge fuse : en
  • US2520975A - Manikin support : en
  • US2521100A - Garment drier : en
  • US2521446A - Treatment of cellulose : en
  • GB642488A - Improvements in or relating to magnetrons : en
  • DE1613019U - MOUSE AND RAT TRAP WITH TILTING BRIDGE. : de en
  • GB642469A - Improved method and apparatus for covering balls : en
  • US2521130A - Seismic exploration by means of periodic excitation : en
  • DE1612759U - AUXILIARY DEVICE FOR INSTRUMENT FILING FOR DENTISTS AND RELATED PROFESSIONS : de en
  • FR965152A - : fr
  • CA467845A - Compounding butadiene-acrylonitrile copolymers : en fr
  • CA467854A - Fluid heating : en fr
  • DE1612941U - DEVICE FOR ADJUSTMENT OF RESISTANCE REMOTE TRANSDUCERS COUPLED TO AN ENCODER DEVICE THROUGH A MUTUAL TURNING OF THE HOUSING OF BOTH DEVICES ALLOWED SLOT FASTENING. : de en
  • US2520972A - Heat insulating cover : en
  • US2521508A - Gold dredger : en
  • US2521406A - Liquid surface cooler : en
  • US2521604A - Towel or clothes hanger : en
  • CA467821A - Picture frame hangers : en fr
  • DE1612725U - FULLY ELASTIC BODY BINDING AND CORSET SUPPORT SPRING. : de en
  • AU2968049A - Improvements relating to water carts, street flushers andthe like : en
  • AU145733B2 - Inverted incandescent mantle lantern : en
  • AU2968749A - An improved hydraulic clothes hoist : en
  • AU149095B2 - Improvements inthe indication of dressmakers' patterns on textile materials : en
  • AU3541950A - Improvements relating to light and heat sensitive electric cells : en
  • DE1612720U - MULTIPLE TUBE PLIERS. : de en
  • DE1613012U - PROTECTIVE SLEEVE FOR SIGHT GLASSES. : de en
  • AU147605B2 - Improved vat cooler : en
  • US2521270A - Apparatus for feeding liquid fuel to internal-combustion engines : en
  • US2521107A - Filtering device : en
  • AU3555350A - A permselective and high electricity conductive screen or barrier for electrolysis, electrod ialysis and like processes : en
  • CA467948A - Hardness testers : en fr
  • AU3550350A - Stator blades for a gaseous fluid turbine : en
  • AU151753B2 - Improvements relating to concrete building constructions : en
  • DEP0055307DA - Feed table for sheets of paper, cardboard or the like. : de en
  • DESC000005MA - Concrete made from mineral binders : de en
  • GB642403A - Improvements in and relating to controls for aircraft and other vehicles : en
  • US2521152A - Mineral separation process : en
  • DE1613002U - CONNECTION AND FASTENING TYPE FOR ELECTROLYTE CAPACITORS. : de en
  • FR965139A - : fr
  • GB642537A - Improved method of and vessel for concentrating materials suspended in liquids : en
  • GB642493A - Windows : en
  • DEJ0000450MA - Connection of gang saws with their fishing rods : de en
  • CA467867A - Aromatic polyfluoro four-carbon atom ring compounds : en fr
  • DEP0002604BA - Reversing gear, especially for the drive motors of ships : de en
  • FR965266A - : fr
  • AU152667B2 - Process forthe manufacture of derivatives of morphinane andthe salts thereof and derivatives of morphinane so formed : en
  • US2520969A - Drop pit apparatus : en
  • US2521608A - Glass-supporting means : en
  • LU29697A1 - : en
  • US2520907A - Amplifier : en
  • US2521442A - Food dehydration : en
  • AU150759B2 - Improvements in or relating to internal combustion turbine powerplants : en
  • US2521206A - Apparatus for testing specimens of molding material : en
  • AU3542550A - Improvements in or relating to devices for attaching handles to brooms : en
  • DE1612954U - TOTO TIPPER. : de en
  • AU153106B2 - An improved composition containing mineral oil and potassium permanganate external treatment of cattle, sheep andthe like : en
  • CA467924A - Sizing compositions and their preparation and uses : en fr
  • AU150424B2 - Damping means for railway trucks : en
  • US2521265A - Auxiliary collapsible seat : en
  • US2521601A - Thread twisting device : en
  • DE1612768U - BEAD MOUNT FOR LIGHTWEIGHT CEILINGS WITH SUPPORT PEGS. : de en
  • DE1612811U - DOUBLE EDGE SAFETY RAZOR. : de en
  • DK71444C - Voltage switch. : da en
  • US2521246A - Shoe form : en
  • US2521650A - First pick warp stop motion connection : en
  • DE1612910U - DEVICE FOR PRINTING CHARACTERS OF ANY KIND ON BOTH SIDES OF THE RAZOR BLADES. : de en
  • FR965243A - : fr
  • FR965304A - : fr
  • GB642441A - Wax-coating compositions : en
  • CA467819A - Railroad ties : en fr
  • AU3542350A - Improvements in and relating to electric signs : en
  • DE1612732U - COLLECTOR BOLDER FOR STICKED FILES. : de en
  • DE1612985U - OPERATING AND PROTECTIVE CIRCUIT FOR AMPLIFIER. : de en
  • FR965203A - : fr
  • DE1612903U - LIGHT CROSS. : de en
  • DE1612787U - TOOL HOLDER. : de en
  • DE1613009U - TROLLEY. : de en
  • FR965224A - : fr
  • FR965274A - : fr
  • US2521071A - Automatic aligning device for endless bands : en
  • US2521075A - Feeding and stacking machine : en
  • USD159992S - Desk and seat combination : en
  • CA467929A - Antennae structures : en fr
  • CA467818A - Bean, pea, and peanut windrowers : en fr
  • CA467853A - Fluid heating : en fr
  • IS643A7 - Improvements to or regarding treatment of whale oil. : en is
  • US2521245A - Egg, fruit, and vegetable peeler : en
  • US2521487A - Hog handling apparatus : en
  • GB642669A - Improvements in or relating to creep and corrosion resistant alloys : en
  • US2521598A - Combination can opener and spout : en
  • US2521008A - Television and sound multiplex system : en
  • US2520931A - Automatic opening control for parachutes : en
  • US2520989A - Amplifier automatic gain control circuit : en
  • US2521535A - Dynamoelectric machine with bearing cooling means : en
  • US2521611A - Perfume atomizer : en
  • GR12596B - DEVICE TO FIND THE PRICES OF SALE GOODS. : el en
  • US2521393A - Aircraft heating system : en
  • USD160036S - Triolo rubbing machine or the like : en
  • DE1612719U - PACKAGING CONTAINER WITH BOERDEL CLOSURE. : de en
  • DEP0016668DA - Stand-enclosed roller table motor : de en
  • GB642660A - Improvements in methods of sewing stockings and in stockings produced thereby : en
  • USD159975S - Desk set : en
  • US2521425A - Stabilization of phenylene diamines and aminophenols with amine-sulfur dioxide reaction products : en
  • US2521262A - Electric motor-driven lawn mower : en
  • US2521355A - Combination lamp and display stand : en
  • US2521490A - Compound nozzle : en
  • US2521386A - Stepladder : en
  • FR965104A - : fr
  • DE1612913U - MOTOR CONSOLE FOR MILLING WITH HORIZONTAL STONES. : de en
  • DE1612773U - COMPONENTS OF A STEEL HOUSE. : de en
  • DEP0001525BA - Belt or pulley with two bearings shared with an electrical machine (motor, generator) : de en
  • DE1612839U - LEVER PRESS. : de en
  • GB642440A - Improvements in or relating to electric alarm clocks : en
  • DEP0040809DA - Tenoning and slotting tool for woodworking : de en
  • GB642695A - Improvements relating to excitation control systems for d.c. dynamo electric machines : en
  • FR965342A - : fr
  • GB642531A - Grinding machine : en
  • US2521087A - Target scoring aid : en
  • USD159982S - Thermostat housing : en
  • AU2977049A - Apparatus tor procuring rotary motion from lever action : en
  • FR965345A - : fr
  • DEP0001409DA - Vibration-proof fuse holder for small fusible links with indicator : de en
  • GB642654A - Improvements in or relating to a rotational drive for heavy apparatus : en
  • US2521185A - Fred a : en
  • USD159945S - Gasoline door guard for an automotive vehicle : en
  • US2521336A - Drumstick : en
  • US2521478A - Power-actuated typewriter : en
  • US2521540A - Prefabricated panel and warming means therefor : en
  • DE1612951U - BALL GAME. : de en
  • GB642640A - Improvements in or relating to automatic switches suitable for use in telephone or like systems : en
  • AU151688B2 - Heavy cyclical centrifugal machines and method of operating same : en
  • CA467917A - Processes for the manufacture of articles of sintered metallic constituents : en fr
  • US2521360A - Feeding device : en
  • GB642544A - Improvements in or relating to machines for sealing canisters or the like with adhesive tape : en
  • US2521019A - Staple : en
  • GB642679A - Improvements in oscillators : en
  • AU3544850A - Glycidyl ether compositions : en
  • CA467857A - High pressure fluid sealing assemblies : en fr
  • CA467877A - Photoprinting material : en fr
  • CA467825A - Berry-box carriers : en fr
  • DE1612991U - COUPLING DEVICE PLUG. : de en
  • AU3551150A - Improvements in lubricating arrangements for Internal Combustion Engines : en
  • AU144372B2 - An improved moulding board for use inthe manufacture of bread rolls, buns andthe like : en
  • AU3541850A - Fluidized bed roasting of sulfur-bearing copper ore solids, and recovery of copper : en
  • US2521183A - Work handling mechanism for furnaces : en
  • AU3546050A - Improvements in or relating tothe packing of substances : en
  • GB642417A - Improvements relating to telescopic umbrellas : en
  • GB642615A - Improvements in or relating to sand-blasting machines : en
  • GB642587A - Method and apparatus for deriming a countercurrent heat exchanger to remove impurities deposited therein by a gaseous mixture : en
  • US2521020A - Sun suit : en
  • DEP0007670DA - Documents secured against unauthorized duplication. : de en
  • US2520991A - Method of making low-loss delay lines : en
  • US2521456A - Clasp : en
  • CA467799A - Adjustable cargo bulkheads : en fr
  • CA467940A - Methods and apparatus for forming thermoplastic inner soles : en fr
  • US2521181A - Cigarette lighter : en
  • US2521050A - Nutcracker with a reciprocating jaw : en
  • AU3544750A - Improvements in or relating toa card sensing machine : en
  • US2521415A - Stabilization of organic compounds : en
  • USD159984S - Key ring holder : en
  • CA467951A - Dyeing : en fr
  • AU145854B2 - Improvements relating to endless belt conveyors : en
  • CA467919A - Nitrile manufacture : en fr
  • DE1612887U - SHUTTERS. : de en
  • GB642622A - Improvements in and connected with moving contacts of electric switches : en
  • US2521014A - Fountain brush : en
  • US2521581A - Potato digger with soil pulverizing and sifting screw : en
  • AU154670B2 - Improvements in or relating toa method of and means forthe degreasing of bones andthe products therefrom : en
  • AU147215B2 - Improvements in and relating to crystal controlled electric oscillation generators : en
  • CA467824A - Centering attachments for the tail stock of lathes : en fr
  • AU151768B2 - An Improved wrapping material and method for imparting color and flavor to food : en
  • AU145305B2 - Device for varying the effective area of discharge orifices of jet engines or afterburners therefor : en
  • LU29717A7 - Vault for metallurgical furnaces, especially Siemens-Martin furnaces : de en
  • AU3539450A - Improvements relating to hop picking devices : en
  • US2520953A - Time division demultiplexer for teletype signals : en
  • US2521222A - Oxy-fuel gas cutting machine : en
  • AU146464B2 - Improvements relating to cushioning-devices for supporting machinery : en
  • AU151283B2 - Improvements in or relating to electric frequency modulating systems : en
  • AU3543550A - Improvements in or relating to electric frequency modulating systems : en
  • US2520978A - Adhesive bonding method : en
  • US2521021A - Slip-on heel-splash guard for footwear : en
  • AU3540950A - Device for varying the effective area of discharge orifices of jet engines or afterburners therefor : en
  • DE1612712U - DETACHABLE CHILDREN'S SADDLE CARRIER FOR MEN'S BICYCLES. : de en
  • DE1612702U - RIVET, IN PARTICULAR RIVET PIN. : de en
  • US2521477A - Apparatus for measuring liquid content : en
  • US2521205A - Life preserver attachment for two-piece swim suits : en
  • AU145735B2 - Improvements in or relating to apparatus for filling containers with liquids : en
  • AU3547650A - Method of and apparatus for continuously cleaning and separating minerals of different settling rates : en
  • CA467923A - Polyvinyl acetate emlusions : en fr
  • US2521215A - Process of and apparatus for dispersing an aeriform body in a liquid body : en
  • AU152828B2 - Improvements in or relating to television pickup tubes : en
  • USD160038S - Motion-picture fiqfr splicing machine : en
  • GB642535A - Improvement in and relating to voltage regulators : en
  • US2520932A - Secondary emission circuit for amplitude discrimination : en
  • US2520963A - Production of improved cellulosic materials : en
  • USD159977S - Memorandum index : en
  • US2521486A - Electric clutch and brake mechanism : en
  • US2521609A - Infant's garment : en
  • AU149481B2 - An improved method for securing electrical connecting tags toan insulating base : en
  • US2521384A - Paint mixer : en
  • US2521610A - Composite brush and method of making it : en
  • GB642528A - Improvements in or relating to telecommunication systems : en
  • AU3545650A - Improvements in or relating tothe purafication of Chlortetracycline : en
  • US2521414A - Adjustable auditory insert : en
  • US2521309A - Hernia truss : en
  • FR965316A - : fr
  • GB642663A - An improvement in or relating to boring or drilling machines : en
  • FR965162A - : fr
  • FR965124A - : fr
  • FR965300A - : fr
  • GB642451A - Improvements in and relating to magnetic cores : en
  • FR965116A - : fr
  • DE1612997U - MEANS OF FASTENING A GRID PANEL OR OTHER SHIELDING TO TUBE LUMINAIRES. : de en
  • GB642659A - Improvements in or relating to gear case supporting means for the axle-driving gear of electric rail vehicles : en
  • DEP0031082DA - Method and apparatus for treating a suspension of divorce. : de en
  • US2521283A - Foldable self-adjusting reclining chair : en
  • US2521408A - Accounting machine for repeating total printing cycle when error in accumulator reset is ascertained : en
  • DEP0023998DA - Process for the preparation of drug solutions : de en
  • GB642664A - Improvements in or relating to feeding appliances : en
  • GB642625A - Improvements in or relating to electrical heating elements : en
  • FR965161A - : fr
  • FR965313A - : fr
  • GB642481A - Improved apparatus for treating paper pulp and like pulp : en
  • DE1612830U - SUPPORT BRACKET FOR GARDEN SPADE AS ADDITIONAL EQUIPMENT. : de en
  • GB642678A - Fluid pressure operated reversing valve applicable, for example, to air rams : en
  • US2521439A - Drill sharpening device : en
  • GB642452A - Improvements relating to voltage regulating apparatus for alternating electric current circuits : en
  • DE1612822U - DIAPHRAGM CONTROLLED GAS PRESSURE REGULATOR. : de en
  • DESC001987MA - High voltage jaw clamp : de en
  • US2520999A - Loose-leaf ring binder : en
  • US2521081A - Drier : en
  • FR965212A - : fr
  • DE1612918U - BASE FOR GLASSES, IN PARTICULAR BEER GLASSES. : de en
  • DE1612781U - BUTTON FOR CLOTHES. : de en
  • DE1612994U - COUNTER BOARD FOR SURFACE MOUNTING AND FLUSH MOUNTING FOR OVER-ONE INSTALLATION. : de en
  • AU152537B2 - Improvements in or relating to magnetic recording and reproducing devices : en
  • GB642667A - Improvements in and relating to electro-magnetic induction accelerators and like devices : en
  • US2521315A - Geiger tube : en
  • GB642518A - Improvements in or relating to regulating valves, particularly applicable to thermostatically-controlled air conditioning systems : en
  • FR965117A - : fr
  • DEP0028310DA - Resilient support for pit lining : de en
  • DE1612880U - STORAGE BOX FOR CARPULES AND AMPOULES. : de en
  • DE1612998U - RING COIL. : de en
  • FR965256A - : fr
  • GB642546A - Improvements in and relating to the moulding of castings : en
  • GB642555A - A new or improved accessory for use on typewriters : en
  • GB642421A - Improvement in apparatus for machining turbine blades : en
  • GB642407A - Gear finishing : en
  • FR965344A - : fr
  • GB642525A - Apparatus for forming surfaces : en
  • GB642456A - An improved means for analysing the light reflecting and light scattering properties of a surface : en
  • DE1612946U - SIGNAL HORN FOR BICYCLES AND MOTORCYCLES. : de en
  • US2521121A - Dispersion separation : en
  • US2521146A - Automatic blanking-level control for television receivers : en
  • US2521331A - Marble cage push toy : en
  • DE1612821U - LAMP WITH FLUORESCENT LAMPS. : de en
  • US2521435A - Card cutter and printer : en
  • GB642505A - Photographic colour film supports : en
  • DE1612717U - BOTTLE CREST WITH TOP MADE FROM ONE PIECE. : de en
  • US2521507A - Regulator circuit : en
  • US2521403A - Method of making ice-cream sandwiches and to ice-cream sandwiches and wrappers therefor : en
  • US2521623A - Magnetic recording and reproducing : en
  • FR965170A - : fr
  • IE19219L - Manufacture of boots and shoes : en
  • US2521647A - Spark plug : en
  • US2520925A - Generation of synthesis gas : en
  • GB642656A - Improvements in or relating to thermionic valve commutators or the like : en
  • US2521301A - Morrison : en
  • GR12603B - ELECTRONIC DEVICE FOR SOLVING THE PROBLEMS OF PRINCIPAL AND LIMITAL VALUES OF SOME DIFFERENTIAL EQUATIONS Α2ΔU = Δ2U FOR ΔΤ2 (FOWRIER) AND LU 0). : el en
  • DE1613028U - MOTOR SCOOTER DOORS WITH REVERSING SPRING. : de en
  • GB642594A - Improvements in knitting stitch holders and catches therefor : en
  • GB642430A - Improvements relating to rotary coal and like tipplers : en
  • AU3543250A - Improvements in or relating to electroacoustic transducers : en
  • DE1612786U - WELDED SHEAR BODY. : de en
  • DE1612909U - SHUT-OFF ORGAN WITH QUICK CONNECTOR COUPLING. : de en
  • GB642617A - Improvements in the construction of high frequency bridges : en
  • US2521324A - Crane trolley : en
  • US2521543A - Fishing reel of the type known as spinning reel : en
  • US2521493A - Circuit for delayed automatic amplification control : en
  • GB642428A - Improvements in or relating to load-carrying vehicles : en
  • GB642573A - Improvements in shuttering : en
  • GB642598A - An improved brake assembly for rotating bodies : en
  • DE1612754U - FIREPLACE CLEANING DEVICE. : de en
  • DE1613026U - MUDFLAP FOR BICYCLES. : de en
  • US2521553A - Method for producing a modified candelilla wax : en
  • USD160042S - Hand and arm suspended bath and washing sponge or the like : en
  • DE1612765U - DUST RUBBER. : de en
  • DE1613037U - CATAPULTABLE TOY PLANE. : de en
  • DEP0034968DA - Hand-operated bar bending machine : de en
  • DK71446C - Method for pumping out and closing a container. : da en
  • US2521115A - Corn shredder having stationary blades : en
  • FR965140A - : fr
  • FR965193A - : fr
  • GB642542A - Improvements in or relating to long distance telephone exchange systems : en
  • GB642609A - Improvements in electrical condensers : en
  • US2521571A - Projection screen : en
  • DE1612721U - ROEST APPARATUS FOR THE PRODUCTION OF GEBAECK. : de en
  • DE1613020U - DEVICE FOR SWIRLING THE CHARGING MIXTURE OF CARBURETTOR COMBUSTION MACHINES. : de en
  • DER0000814MA - Nitschel trousers for textile machines : de en
  • DET0000132MA - Speaker arrangement. : de en
  • DEK0002718MA - Folding and gluing device on packaging machines : de en
  • FR965239A - : fr
  • GB642511A - Improvements in and relating to attachments for tapping holes, screwing up studs andlike operations : en
  • GB642569A - Improvements in or relating to appliances for use in milking animals : en
  • GB642589A - A compound-reinforcement for concrete structures : en
  • GB642673A - Improvements in or relating to voltage regulators : en
  • GB642613A - Improvements relating to waste buckets or dust bins : en
  • GB642550A - Improvements in or relating to potato diggers : en
  • US2521365A - Positioning device : en
  • GB642562A - Improvements in rotary granulating machines : en
  • DEP0052287DA - Process for marking electrical lines overmolded with thermoplastic material : de en
  • GB642491A - Improvements in and relating to ladies' garments : en
  • DEP0013347DA - Detergents for metal washing machines : de en
  • FR965295A - : fr
  • GB642586A - Improvements in or relating to automatic switches suitable for use in telephone or like systems : en
  • DE1612950U - BALL GAME. : de en
  • DE1612728U - FLAT BURNER NOZZLE. : de en
  • FI24541A - Barkningsmaskin : en fi
  • US2521258A - Means for drawing off of circularly knitted articles : en
  • DE1612799U - DEVICE FOR CONVERTING THE SPEED INTO PRESSURE IN CENTRIFUGAL HEATERS AND CENTRIFUGAL PUMPS FOR DAIRY PRODUCTION PURPOSES. : de en
  • DE1612820U - LOADING FRAME. : de en
  • GB642506A - Improvements in or relating to gas turbines : en
  • US2521596A - Knockdown metal table : en
  • USD159953S - Child s wardrobe : en
  • DE1612766U - PLASTIC PACKING TO TAKE RAZOR BLADES. : de en
  • DE1613040U - LEG TRAINING FOR SCREW CLAMPS. : de en
  • US2521568A - Elevator control : en
  • US2521635A - Image retaining system : en
  • DE1612778U - DEVICE FOR CREATING A COLOR CIRCLE. : de en
  • FR965233A - : fr
  • DE1612969U - VALVE LEVER FOR FLUSH BOXES OF WATERLOCKS. : de en
  • FR965210A - : fr
  • US2520984A - Antenna system : en
  • US2521451A - Electrode for electric discharge tubes : en
  • DE1612752U - ELECTRIC COOKING PLATE. : de en
  • GB642570A - Improvements relating to electric push-pull switches : en
  • AU145848B2 - Improvementsin or relating to blades for rotary hoes and cultivators : en
  • AU3554950A - Improvements in or relating to apparatus for filling containers with liquids : en
  • US2521300A - Piston ring : en
  • US2521528A - Elastic hydrocarbon-substituted polysiloxanes and tertiary butyl perbenzoate as catalyst : en
  • US2521534A - Ironing board cover : en
  • USD159964S - Du bois etal box for medals or the like : en
  • US2521428A - V-block attachment for micrometers : en
  • US2521631A - Crossrow cultivator for tractors : en
  • AU3548950A - Automatic steering system : en
  • AU3354750A - Improvements in or relating togas filled thermionic valves : en
  • DE1612838U - FILTER BAG. : de en
  • GB642614A - Improvements in and relating to pick-ups of the variable resistance type : en
  • US2521240A - Remote-control arrangement for toy vehicle systems : en
  • US2521174A - Peripheral closure : en
  • US2521264A - Hydraulic relief valve : en
  • US2521352A - Glass severing apparatus : en
  • US2521194A - Circuit interrupter : en
  • US2521042A - Beach protector : en
  • DE1612942U - TRAFFIC SIGN. : de en
  • DK71445C - Apparatus for periodic power supply in automatically variable periods. : da en
  • CA467805A - Windows : en fr
  • USD159951S - Grille guard : en
  • US2520955A - Trapezoidal cavity magnetron : en
  • US2521031A - Attendant's stool : en
  • US2521628A - Machine for stamping metal blanks : en
  • US2521207A - Gaseous reaction furnace and controller : en
  • DE1612900U - TICKET TIRES. : de en
  • DE1612960U - MAGNETIC MOVEMENT FIGURE. : de en
  • DE1613050U - CIRCULAR KNIT LEGAL GOODS. : de en
  • DEP0045550DA - Device for sterilizing with gases, especially steam : de en
  • US2520973A - Apparatus for forming and driving staples : en
  • US2521411A - Picture frame : en
  • USD159991S - Watch band ob similar article : en
  • FR965188A - : fr
  • US2521603A - Picture frame securing means : en
  • US2521102A - Seal : en
  • US2521335A - Front-wheel suspension : en
  • US2521447A - Soda straw dispenser and the like : en
  • US2521367A - Recovery of sodium sulfate : en
  • FR965298A - : fr
  • GB642619A - Process for the manufacture of pencil leads : en
  • US2521318A - Ddt suspension : en
  • US2521577A - Sliced bacon folding and wrapping machine : en
  • US2520929A - Nutation damping means for gyroscopic instruments : en
  • US2521148A - Signal horn : en
  • DE1612736U - USE FOR JUNCTION BOX. : de en
  • DE1612755U - BRUSH FOR CHIMNEY SWEEPERS. : de en
  • GB642494A - Improvements in or relating to electric motors : en
  • GB642577A - Apparatus for forming surfaces : en
  • DE1612793U - LETTER OPENER. : de en
  • AU3560050A - Improvements in or relating toa method of and means forthe degreasing of bones andthe products therefrom : en
  • FR965153A - : fr
  • AU145630B2 - Automatic steering system : en
  • US2521607A - Screw operated clutch : en
  • US2521420A - Pump : en
  • US2521007A - Tube making machine : en
  • DE1612769U - PARQUET FLOORING. : de en
  • FR965277A - : fr
  • GB642653A - Improvements in and relating to the manufacture of rennet and rennet preparations : en
  • US2521330A - Sled runner attachment for baby buggies : en
  • US2521494A - Method of making lower polymers of alkenyl aromatic compounds : en
  • DE1612891U - HANGING DEVICE FOR GAS KNIFE OR THE LIKE : de en
  • US2521437A - Method of softening butadienestyrene copolymer with propylene-diolefin copolymer : en
  • USD159958S - Cream separator for milk bottles : en
  • CA467907A - Friction shock absorbing mechanism : en fr
  • US2521168A - Cosmetic holder : en
  • USD160013S - Rabkih frame for framed photographs for automatic photographic machines : en
  • US2521002A - Water injection derichment device : en
  • USD159997S - Marson display fixture : en
  • US2521616A - Artificial fish bait and fish lure and method of making the same : en
  • DES0000369MA - Device for sucking off dusty and chip-like residues in working machines : de en
  • US2521346A - Ammunition feed mechanism for machine guns : en
  • US2520938A - Tourmaline crystal transducer : en
  • AU3029949A - Improved thermostatic device for use more particularly with culinary vessels : en
  • AU3550950A - Improvements relating to endless belt conveyors : en
  • US2520915A - Preparation of sodium chlorite : en
  • FR965131A - : fr
  • GB642685A - Improvements in or relating to control systems for electric elevators : en
  • AU3544950A - Improvements in and relating to track chain joint structures for crawler tractors : en
  • US2521519A - Circuit controller : en
  • US2521523A - Dripless pouring device : en
  • DE1612959U - TOY IMITATING THE HUMBING SOUND OF AN INSECT. : de en
  • DE1612742U - IGNITION CONTROL LUG. : de en
  • DK71438C - Process for the manufacture of steroid degradation products. : da en
  • US2521274A - Revolving turret adapter : en
  • DE1612774U - LOCKING FOR THE INSERTED END OF PROTECTIVE CAESTAN CLOSED ON ALL SIDES ON CIRCULAR SAWS, IN PARTICULAR PIT WOOD - BLOCK SPLIT MACHINES : de en
  • FR965142A - : fr
  • US2521492A - Bearing construction for hay handling devices : en
  • US2521332A - Oil well formation tester : en
  • AU151284B2 - Improvements in or relating to switches ofthe kind used in automatic telephony and multiples therefor : en
  • CA467846A - Internal shields for vapour electric devices : en fr
  • DE1612770U - LIME SPRAYING MACHINE. : de en
  • AU148792B2 - Railway car trucks and bolsters therefor : en
  • AU149956B2 - Improvements intwo-stroke diesel engines : en
  • GB642498A - Improvements relating to metallic clamping rings : en
  • US2521542A - Bituminous emulsions : en
  • CA467874A - Magnetic couples for flow-meters or the like : en fr
  • CA467947A - Bearings : en fr
  • US2520981A - Electrical contactor : en
  • US2521193A - Fire extinguishing system : en
  • US2521338A - Reading apparatus : en
  • GB642519A - Improvements in or relating to a method of processing photographic film : en
  • GB642553A - Improvements relating to fluid pressure transmission systems : en
  • US2521016A - Radio pulse echo device with alarm actuated by selected echoes : en
  • FR965189A - : fr
  • GB642402A - Improvements in or relating to testing agents and to the use thereof in a method of manufacturing articles which may develop flaws in manufacture : en
  • FR965114A - : fr
  • DE1612865U - CLAPPEL. : de en
  • FR965315A - : fr
  • GB642454A - Improvements in or relating to firelighters, and to the treatment thereof : en
  • FR965310A - : fr
  • US2521119A - Fuel distributor : en
  • US2521595A - Split blade for air and steam turbines : en
  • US2521630A - Toilet article : en
  • DEP0018461DA - Suspension gear for mountain lift : de en
  • AU148035B2 - Improvements in and relating to electric signs : en
  • DE1612800U - FIRE EXTINGUISHER. : de en
  • US2521613A - Mailing tube closure : en
  • CA467944A - Machines and methods for use in making ribbed strips for insoles : en fr
  • US2521099A - Feed collet : en
  • US2521593A - Auxiliary brake means for vehicles : en
  • CA467801A - Ventilators : en fr
  • CA467893A - Clothes driers : en fr
  • AU155858B2 - Improvements In televisionreceivers : en
  • US2521422A - Child's spring chair : en
  • US2520982A - Machine for predeterminedly shaping and cutting away surface portions of deformable substances : en
  • AU2968149A - Improvements in or relating to street sweeping machines : en
  • AU3548850A - Synthesis of Adenosine-5'Triphosphate : en
  • US2521548A - Tubular electromagnet potential indicator : en
  • US2521670A - Clutch spring : en
  • USD159963S - Center bracket support for a windshield visor : en
  • FR965118A - : fr
  • FR965132A - : fr
  • US2521125A - Wave transmission network : en
  • CA467931A - Arrangements for determining distances by reflection of electrical pulses : en fr
  • US2521588A - Apparatus for the heat-treatment of solid material : en
  • CA467861A - Methods of focusing reflector type electric discharge lamps : en fr
  • DE1612999U - MICA CAPACITOR. : de en
  • US2521289A - Coupling : en
  • DED0000497MA - Chisel with hard metal cutting edge : de en
  • US2521306A - Can-closing machine : en
  • US2521547A - Combined credenza and table : en
  • US2521429A - Thiophene production from diolefin, hydrogen sulfide, and alumina : en
  • GB642578A - Improvements in or relating to potato diggers : en
  • US2521052A - Controlled carrier transmitter : en
  • US2521231A - Vise and jig : en
  • US2521634A - Acoustic chamber for analysis of gaseous mixtures : en
  • US2521578A - Washing machine for squeezing fabrics during the washing, rinsing, and drying cycles : en
  • US2521371A - Dipper for grooved drier drums : en
  • US2521569A - Lubricant compressor : en
  • AU149252B2 - Method of and means for forming and curing plastic compound : en
  • AU151754B2 - Improvements in lubricating arrangements for Internal Combustion Engines : en
  • USD160006S - Folding chair : en
  • DE1612986U - RADIO RECEPTION SYSTEM FOR BUSES. : de en
  • FR965165A - : fr
  • CA467925A - Granular polymerization of vinyl chloride : en fr
  • US2521238A - Garden irrigation device : en
  • US2521308A - Vent structure for incubators : en
  • DE1613007U - WOOL BALL HOLDER. : de en
  • US2521006A - Coin-holding bracelet : en
  • US2521518A - Suspension baseball backstop : en
  • US2521375A - Wrist watch band : en
  • US2521438A - Grease composition : en
  • US2520922A - Automatic navigator and indicator : en
  • USD159974S - Garrett greeting card with compartments for the insertion of panels : en
  • USD160012S - Vehicle body : en
  • US2521620A - Toy roundabout : en
  • GB642468A - Improvements in or relating to electrical control systems : en
  • DK71454C - Device for single grain seed drills. : da en
  • GB642420A - An improved extreme pressure lubricant : en
  • US2520967A - Turbojet engine with afterburner and fuel control system therefor : en
  • AU3549050A - Method of and means for forming and curing plastic compound : en
  • US2520974A - Ruptured cartridge extractor : en
  • USPP979P - Ivy plant : en
  • US2521147A - Electrolytic production of alkanesulfonic acids : en
  • US2520960A - Fuel control system for pilots and main burners : en
  • US2521036A - Shelf mechanism for refrigerated display cases : en
  • US2521292A - Slip sash for windows : en
  • AU3550550A - Protected pigments for coloring paints anda method of coloring paint : en
  • AU153108B2 - Improvements in or relating togas filled thermionic valves : en
  • CA467832A - Planting apparatus : en fr
  • US2521032A - Serving fork with spring-retracted ejector plate : en
  • US2521317A - Molding clip : en
  • US2521311A - Corrosion inhibiting compositions : en
  • US2521504A - Television synchronizing system : en
  • FR965119A - : fr
  • US2521644A - Longitudinal contraction unit : en
  • GB642530A - Improvements in or relating to the manufacture of packages : en
  • US2521654A - Housing for space heaters and sound translators : en
  • US2521298A - Electric plug : en
  • US2521047A - Waterproof pocket : en
  • AU3552050A - Pipe connection for gas meters : en
  • DE1613021U - ADVERTISEMENT BOX FOR LIQUIDS CONTAINING CARBON. : de en
  • CA467882A - Sliding doors : en fr
  • US2521357A - Deasphalting petroleum oils with porous contact material : en
  • US2521621A - Rocker arm : en
  • US2521427A - Spindle : en
  • DE1612739U - SINGLE POLE MULTIPLE TERMINAL. : de en
  • DE1612967U - CLEAR FOLDING BOX. : de en
  • FR965283A - : fr
  • CA467928A - Methods for deironing chromium or manganese ores and commercial applications of the methods : en fr
  • AU145734B2 - Improvements in combination stools and Stepladders : en
  • US2521275A - Work chuck : en
  • US2521237A - Envelope printing press : en
  • US2520954A - Shortening : en
  • US2521073A - Cement for lightweight concrete and method of making : en
  • US2521400A - Oxygen separation : en
  • GB642581A - Improvements in or relating to bearing-walls for buildings : en
  • GB642688A - Improvements in and relating to the preserving or treatment of fruit or fruit-pulp, or of vegetables or animal products, with sugar, salt or the like : en
  • US2521453A - Automatic lock slider for slide fasteners : en
  • US2521513A - Stationary induction apparatus : en
  • AU3539350A - Improvements in or relating toa lockable support for confining container handles : en
  • AU3543750A - Circuit forthe comparison ofthe potentials oftwo DC. sources : en
  • CA467945A - Bonding of electroplated layers : en fr
  • AU152022B2 - Liquid manometer for automatic indication and for remote measurement of gas pressure in cables and vessels filled with gas at low pressure : en
  • US2520993A - Water-level indicator : en
  • US2520961A - Safety push-button gas burner control system : en
  • US2521641A - Adhesive display sign : en
  • US2521668A - Hydraulic system for machine tools : en
  • AU3552250A - Improvements in or relating to magnetic recording and reproducing devices : en
  • CA467864A - Artificial leathers and processes for the manufacture of the same : en fr
  • AU149131B2 - Improvements in or relating to methods of manufacturing turbine orthe like blades : en
  • CA467800A - Sewing machines : en fr
  • DE1612982U - TRAVEL RADIO RECEIVER WITH TRAVEL ECESSAIRE. : de en
  • FR965251A - : fr
  • FR965267A - : fr
  • GB642434A - Improvements in and relating to electric discharge devices : en
  • GB642533A - Light intensity filter system for cathode ray tube devices : en
  • GB642620A - Improvements relating to pipe hooks : en
  • AU3545350A - Improvements in bowland green testing : en
  • FR965214A - : fr
  • GB642599A - Improvements in or relating to tube generators with oscillation crystals : en
  • FR965348A - : fr
  • GB642438A - Improvements in or relating to containers for storing and dispensing liquefied gases : en
  • AU3540450A - Method of and media for culturing treponema pallidum and derivatives therefrom : en
  • AU3551350A - Improvements intwo-stroke diesel engines : en
  • AU3542150A - Sealing strip and trim molding combination : en
  • AU2977749A - Improvements in thermostatic control means for furnaces orthe like : en
  • DE1612915U - SMALL PRESERVATION CONTAINER. : de en
  • CA467935A - Methods of producing lignin resins : en fr
  • DE1613035U - TOTO TIP DEVICE. : de en
  • US2521322A - Means for testing fuel performance : en
  • DE1612938U - WORKING STAND FOR SHOEMAKERS. : de en
  • DE1613004U - RUBBER ELECTRIC HOT BOTTLE. : de en
  • GB642515A - Improvements in or relating to dyestuffs : en
  • CA467870A - Impulse transmitter test instruments : en fr
  • CA467913A - Taps and holders therefor : en fr
  • USD159988S - Power-operated platform truck : en
  • AU149955B2 - Protected pigments for coloring paints anda method of coloring paint : en
  • DE1612990U - HIGH VOLTAGE SUPPORT MADE OF CERAMIC INSULATING FABRIC. : de en
  • USD159968S - Earring or similar article : en
  • DE1612735U - USE FOR STORAGE BOX. : de en
  • DEK0000110MA - Postform milling machine (copier) : de en
  • GB642644A - Alarm arrangement, especially for fire alarms and the like : en
  • DE1612805U - EXTERIOR PANELING OF A BOAT BODY FOR ROWING AND MOTOR BOATS. : de en
  • DE1612827U - STOVE FOR HOUSEHOLD AND LARGE COOKING APPLIANCES. : de en
  • FR965155A - : fr
  • AU3552550A - Bifurcated undergarments for males : en
  • FR965272A - : fr
  • GB642576A - Improvements in or relating to high frequency electric cables : en
  • US2520944A - Hydraulic apparatus, particularly for vehicle stabilizing equipment : en
  • US2520988A - Car body antenna : en
  • FR965238A - : fr
  • GB642545A - Improvements in keyless locks : en
  • CA467927A - Transmissions in indicating or recording instruments : en fr
  • US2520900A - Coated paper and method of making same : en
  • US2520943A - Computing sight : en
  • GB642560A - Frequency modulation of electric oscillation generators : en
  • GR12595B - METHOD OF PROCESSING CHIAK MASTIC FOR THE MAKING OF CHICKLAS ETC. : el en
  • AU3544450A - Improvements in or relating to television pickup tubes : en
  • FR965219A - : fr
  • FR965349A - : fr
  • GB642585A - Improvements in or relating to an internal combustion turbine power plant : en
  • FR965202A - : fr
  • FR965211A - : fr
  • FR965157A - : fr
  • GB642532A - Signalling device for indicator call systems : en
  • AU148037B2 - Bifurcated undergarments for males : en
  • CA467811A - Transparent display containers : en fr
  • US2521254A - Permanent magnet generator system : en
  • GB642467A - Improvements in or relating to thermostatic regulating valves for air conditioning systems : en
  • GB642522A - Improvements in and relating to knitting machines : en
  • FR965282A - : fr
  • FR965299A - : fr
  • GB642601A - Lock washer and method of making same : en
  • DEB0001763MA - Method and device for the pneumatic transport of bulk goods, in particular grain : de en
  • DE1612973U - WEATHER LOVE. : de en
  • US2521028A - Changeable color exhibiting device : en
  • US2521086A - V-block aligning attachment : en
  • DEP0001676BA - Coupling for tubular steel scaffolding : de en
  • FR965134A - : fr
  • GB642696A - Improvements in or relating to interference suppression systems for radio receivers and the like : en
  • GB642683A - Dividing and square root machine : en
  • US2521452A - Drop wire tie : en
  • GB642462A - Improvements in and relating to remote control apparatus : en
  • US2521433A - Measuring pump with adjustable stroke indicator and stop : en
  • USD160029S - Ventilator for motor vehicle windows : en
  • DET0000401MA - Switch circuit. : de en
  • FR965335A - : fr
  • GB642447A - A circuit connection for the compensation of shunt multiphase commutator machines : en
  • DEP0011837DA - Process for the preparation of ammonium salts containing ester groups : de en
  • FR965270A - : fr
  • US2521054A - Centrifugal extractor : en
  • US2521290A - Wrist watch band : en
  • DE1612927U - DEVICE FOR FILLING BEVERAGES, IN PARTICULAR SPIRITS, FROM BOTTLES INTO DRINKING CONTAINERS. : de en
  • CA467934A - Methods and apparatus for high frequency induction heating : en fr
  • DE1612849U - PACKAGING. : de en
  • DK71458C - Door lock. : da en
  • US2521473A - Camera support : en
  • FR965258A - : fr
  • AU3545250A - Improvements in or relating to resistance materials and elements : en
  • GB642643A - Improvements in or relating to reflectors for lamps for lighting : en
  • US2521033A - Lawn mower edger attachment : en
  • DE1612814U - GAME. : de en
  • US2521516A - Automatic load releasing clutch for parachutes and the like : en
  • US2521605A - Electrostatic precipitator : en
  • US2521179A - Apparatus for spraying plastic material : en
  • AU3550250A - Improvements relating to concrete building constructions : en
  • US2521257A - Self-locking nut for notched bolts : en
  • US2521652A - Steering mechanism : en
  • DE1612862U - MULTI-POLE FUSE BOX FOR OVERCURRENT SWITCH WITH THERMAL RELEASE. : de en
  • US2521011A - Cam operated jar cap wrench : en
  • US2521661A - Electrotransducer element : en
  • DE1612792U - CELL GLASS BAG IN CONICAL SHAPE. : de en
  • FR965291A - : fr
  • GB642502A - Cutters or shears for use with a lever and rack pit prop puller : en
  • GB642671A - Improvements in and related to the regulation of steam temperature in steam boilers : en
  • US2521459A - Preparing sodium chloride brine : en
  • DE1612858U - THREAD ROLLING IRON. : de en
  • US2520940A - Folded sheet material closure cap for collapsible tubes : en
  • US2521614A - Investment compositions and method of producing refractory molds therefrom : en
  • US2521580A - Coloring stainless steel : en
  • DE1612981U - ICE CREAM PRODUCERS. : de en
  • USD160035S - Tilley truck : en
  • DE1612780U - CHAIN CONNECTORS, ESPECIALLY FOR BATHING CHAINS. : de en
  • FR965245A - : fr
  • GB642501A - Improvements in reciprocating pumps and compressors : en
  • FR965201A - : fr
  • GB642487A - Improvements in or relating to ball and socket joints : en
  • CA467848A - Can flange straightening machines : en fr
  • DE1612905U - CASE FOR CIGARETTES, CIGARS, etc. : de en
  • GB642682A - Heel fashioning mechanism for straight bar knitting machines : en
  • AU146300B2 - Improvements relating to tennis and like play balls : en
  • US2521184A - Display container : en
  • DEP0006707DA - Process for the polymerization of vinyl chloride : de en
  • DK71436C - Electric motor driven kitchen machine. : da en
  • US2521637A - Reducing valve mechanism : en
  • US2521092A - Gas range structure : en
  • USD159985S - Covered glass candy jar : en
  • FR965324A - : fr
  • US2521025A - Receptacle for damp cloths : en
  • GB642604A - Mouth-organ comprising valve flaps : en
  • DE1613015U - IRON APPLIANCE FOR POTS OR PLANT BALLS. : de en
  • GB642443A - Improvements relating to wound rotor induction motors and to processes of dealing with surplus energy generated therein : en
  • GB642641A - Improvements in and relating to heating furnaces, drying ovens, kilns and the like : en
  • DE1612875U - ASH urn. : de en
  • DEP0049823DA - Drive arrangement for agricultural implements pulled by a tractor : de en
  • US2521561A - Electric switch of the push-and-pull type : en
  • DEI0000081MA - Agricultural machine with motor drive and with handlebars : de en
  • GB642690A - Improvements in cap stacking machines : en
  • US2521651A - Slider for slide fasteners : en
  • US2520965A - Fender and fender shield assembly and attaching means therefor : en
  • US2520976A - Valve for containers and the like : en
  • US2521077A - Shortstopping of synthetic rubber latex polymerization : en
  • FR965148A - : fr
  • FR965226A - : fr
  • FR965325A - : fr
  • GB642418A - Improvements relating to variable attenuators for high frequency currents : en
  • GB642571A - Improvements in or relating to electrical arrangements for generating hot water and steam : en
  • FR965120A - : fr
  • AU150301B2 - Fluidized bed roasting of sulfur-bearing copper ore solids, and recovery of copper : en
  • US2521381A - Prefabricated building : en
  • US2520942A - Vacuum cleaner head : en
  • DE1612912U - MILLSTONES AND GRINDING DISCS FOR GRINDING AND DISC MILLS. : de en
  • DE1612974U - DAMPING MANSARD. : de en
  • FR965122A - : fr
  • FR965339A - : fr
  • GB642486A - An improvement in or relating to tail-pieces for violins and like stringed instruments : en
  • GR12592B - DOUBLE GLASS TILE GLASS TILES. : el en
  • DE1612726U - BUTTON-IN BELTS FOR APRONS. : de en
  • DE1612964U - CUTTING DISC (CUTTING DISC) FOR MACHINING AGATE AND OTHER SEMI-PRECIOUS STONES AND GEMSTONES AND GLASS. : de en
  • GB642624A - Improvements in or relating to clocks : en
  • GB642595A - Improved means for enabling brackets and other fittings and fastenings to be securedto surfaces of plaster board, plywood and the like : en
  • AU145757B2 - Sealing strip and trim molding combination : en
  • GB642672A - An improved natural ventilator : en
  • FR965326A - : fr
  • US2521347A - Densifier : en
  • US2521582A - Treatment of keratinaceous materials : en
  • FR965284A - : fr
  • DE1613049U - VEHICLE SEAT. : de en
  • DEP0054785DA - Screw-down valve : de en
  • US2521080A - Apparatus for shipping perishable articles : en
  • US2521247A - Control of refrigeration : en
  • FR965106A - : fr
  • GB642674A - Grinding and polishing apparatus : en
  • DE1613025U - DEVICE FOR REMOTE OPERATING CONTROLS FOR VEHICLE DOORS, IN PARTICULAR MOTORBUSES, DRIVEN BY HUGE FLUID OR ELECTRICITY. : de en
  • DEP0002074BA - Process for drying the souls of electrical cables and wires : de en
  • AU148616B2 - Supporting device for centering mould : en
  • AU152462B2 - Improvements in and relating to dyestuff preparations containing heteropoly acids andthe dyeing of cellulosic materials such as paper, therewith : en
  • US2521024A - Starter for heavy-oil engines : en
  • FR965149A - : fr
  • GB642572A - Improvements in and relating to photographic hand cameras : en
  • FR965109A - : fr
  • US2520926A - Power supply for welding apparatus : en
  • US2521470A - Method of bonding cellular thermoplastic bodies : en
  • DE1612933U - LOCKING DEVICE FOR WINDOWS, IN PARTICULAR BASEMENT WINDOWS. : de en
  • CA467926A - Titanium pigment compositions and processes of making the same : en fr
  • USD160037S - Film viewer : en
  • US2520977A - Vacuum lens block : en
  • US2521178A - Automatic brake for springtensioned take-up reels : en
  • USD159978S - Fountain pen or the like : en
  • DE1612806U - HAND SANDING BLOCK. : de en
  • DE1612896U - GLASS DEVICE FOR ISOLATION AND DETERMINATION OF WATER. : de en
  • FR965115A - : fr
  • FR965331A - : fr
  • GB642549A - Method of injecting local oscillator signal into mixer : en
  • IS644A7 - Heating and cooling equipment for spaces as well as a method of installing the equipment. : en is
  • DEP0002567DA - Sheet metal lids for transport containers : de en
  • US2521000A - Fluid type attrition mill and separator : en
  • US2521018A - Scraper, including a pair of separably connected arms for cleaning the inside surfaces of a deep fat fryer : en
  • US2521526A - Liquid carbon dioxide suitable for discharge at low temperatures and method of filling storage containers for confining the same : en
  • US2521531A - Wind velocity and direction meter : en
  • CA467914A - Accounting machines : en fr
  • AU149180B2 - Improvements relating to hop picking devices : en
  • US2520935A - Magnetically operated switch : en
  • US2521282A - Electrically heated plastics press : en
  • GR12602B - HOW TO PRODUCE LEMON OIL. : el en
  • CA467844A - Vibrating devices : en fr
  • CA467878A - Thermostatic switches : en fr
  • GB642513A - An improved skirt hanger : en
  • USD160045S - Wiggins, jr undersea salvaging vessel : en
  • DE1612804U - TOOL INSERT FOR BICYCLE SADDLEBAGS. : de en
  • DEP0014888DA - Motor mower with manual guidance and cutting unit in front : de en
  • DEP0014932DA - Process and device for refining ferrous aluminum alloys : de en
  • GB642461A - Improvements in or relating to radio remote control systems for use on vehicles : en
  • USD160034S - Automobile sun visor : en
  • DEP0052543DA - Vibration mold for the production of long concrete bodies : de en
  • DED0001926MA - Process for the production of high-gloss, corrosion-resistant, galvanic metal coatings on iron objects : de en
  • GB642691A - Improvements in or relating to electric wave filters : en
  • FR965297A - : fr
  • FR965322A - : fr
  • US2521255A - Cathode-ray tube with secondary intensity control of cathode rays : en
  • DK71442C - Signal system for driving or vessel routes. : da en
  • US2521127A - Fluid tight joint : en
  • US2521448A - Portable desk lamp : en
  • US2521460A - Gas blast breaker with separately actuated blast valve and tank filling valve : en
  • GB642698A - Improvements in or relating to devices for moving rail vehicles : en
  • DK71456C - Process for forming phosphate coatings on metal. : da en
  • US2521248A - Packing means : en
  • GB642646A - Improvements in or relating to suction-hose filters cleaned by scavenging air : en
  • DE1612966U - BAG OF FLOUR. : de en
  • USD160011S - Globe for lighting fixtures : en
  • US2521660A - Roller cleat for bottom boards : en
  • US2521150A - Sound motion-picture projection apparatus : en
  • CA467856A - Treatment of hydrous magnesium carbonate : en fr
  • DE1612716U - AIR PISTOL WITH FIXED BARREL. : de en
  • DE1612737U - DISTRIBUTION BOX. : de en
  • DK71447C - Anti-corrosion protection agent. : da en
  • US2521180A - Cigarette lighter : en
  • US2521136A - Hydrophone : en
  • US2521340A - Bleaching of cellulosic textiles : en
  • US2521391A - Trailer hitch : en
  • USD159973S - Bug deflecting hood ornament : en
  • CA467809A - Trolling devices : en fr
  • DE1612980U - PUNCH WITH RUBBER PAD. : de en
  • US2521364A - Electron discharge device for high frequency : en
  • US2521210A - Cylinder grinding machine : en
  • US2520946A - Washstand : en
  • US2521297A - Pants topper : en
  • DE1612812U - SECURE STEEL RULER. : de en
  • AU152555B2 - Mounts for electron discharge devices : en
  • US2521372A - Punching machine : en
  • US2521049A - Paintbrush holder : en
  • AU3558450A - Supporting device for centering mould : en
  • AU150526B2 - Improvements relating to light and heat sensitive electric cells : en
  • AU3544350A - Improvements in and relating to dyestuff preparations containing heteropoly acids andthe dyeing of cellulosic materials such as paper, therewith : en
  • AU3545450A - Improvements in or relating to bone conduction telephone receivers : en
  • US2521666A - Porous web treating apparatus : en
  • DE1613039U - SALES PACKING DESIGNED AS FOLDING BOX, IN PARTICULAR FOR SHAVING CREAM IN TUBES. : de en
  • DE1612867U - SURGICAL NEEDLE. : de en
  • DE1612904U - CIGARETTE CONTAINER WITH A HAND-OPERATED GRIPPER DEVICE TO REMOVE A CIGARETTE. : de en
  • DE1612928U - PIN PLATE. : de en
  • DK71450C - Furniture wheels, especially for chairs. : da en
  • AU3554350A - Filter element and method of making same : en
  • CA467862A - Encasing assemblies : en fr
  • AU3547850A - Improvements in or relating to methods of manufacturing turbine orthe like blades : en
  • US2521103A - Vortex separator for paper pulp : en
  • US2521538A - Process for synthesis of hydrocarbons and the like : en
  • USD160003S - Cravat holder or the like : en
  • US2521554A - Method of making paper-covered veneer : en
  • USD159970S - Fleuridas earring or,similar article : en
  • DE1613018U - RUST-PROOF AND CRUSH-PROOF RUST BAR PROFILE FOR BEE HIVES. : de en
  • US2521026A - Hydrazine compositions and method of producing them : en
  • US2521663A - Electron target and means for making the same : en
  • AU145736B2 - Improvements in metal containers andthe like : en
  • AU151501B2 - Improvements in or relating togas filled thermionic valves : en
  • CA467902A - Switches : en fr
  • CA467817A - Baby carriages : en fr
  • US2521199A - Method of and apparatus for high-speed, high-pressure oxygen cutting of metals : en
  • US2521575A - Copolymers of maleic alkyds with mono-vinyl compounds : en
  • AU3541350A - Improvements In televisionreceivers : en
  • CA467899A - Synthesis of biotin intermediates : en fr
  • US2521416A - N-hydroxyphenyl-isoindolines : en
  • US2521328A - Stabilizing cellulosic textile materials against shrinkage employing glyoxal and a metal silicofluoride as a catalyst : en
  • CA467840A - Camp cook utensils : en fr
  • CA467930A - Condensation products and methods of preparing and using same : en fr
  • FR965167A - : fr
  • GB642616A - Improvements in metal salt precipitation inhibitors : en
  • GB642677A - Improvements in or relating to pressure responsive indicating instruments : en
  • US2521622A - Citrus fruit knife : en
  • CA467823A - Rotary card filing devices : en fr
  • DK71453C - Turntable for playing gramophone records with two different diameters. : da en
  • US2521190A - Perlite expanding apparatus : en
  • DE1612833U - BOX FOR THE DESTRUCTION OF ANIMAL SHEARLING, FOR EXAMPLE RATS. : de en
  • DK71443C - Coupling for generating sawtooth-shaped currents. : da en
  • US2520951A - Flushing apparatus : en
  • US2521057A - Package carrier and enclosure therefor : en
  • USD159961S - Davey holder for vacuum cleaners of the tank or cylinder type : en
  • US2521009A - Television system : en
  • DEP0033741DA - Process for the gelatinization of layers made of synthetic resins : de en
  • US2521410A - Trouser construction : en
  • CA467847A - Sheet feeding and gauging mechanism : en fr
  • CA467922A - Vinyl resin emulsions : en fr
  • US2521064A - Knockdown refrigerator tank unit : en
  • US2521395A - Aluminum soap greases : en
  • US2521413A - Web tension control means : en
  • US2521624A - Accelerator control device : en
  • US2521123A - Apparatus for forming and identifying articles : en
  • DE1612724U - COOKIE PUNCH. : de en
  • DE1612993U - SHIELDED ELECTRIC CABLE. : de en
  • US2521467A - Tooth matrix retainer : en
  • US2521461A - Blank ejecting mechanism : en
  • DK71455C - Lawn mower. : da en
  • DE1612788U - SAWBOW FOR CUTTING IRON, STEEL, WOOD AND THE LIKE. : de en
  • DK71452C - Bolt anchor. : da en
  • AU3552850A - Method and device for deco rticating bast fibre material : en
  • US2521277A - Snap acting device : en
  • US2521213A - Machine for making sandwiches : en
  • AU2978349A - Improved vat cooler : en
  • FR965215A - : fr
  • US2521023A - Interlock structure for postage : en
  • US2521310A - Oxygen demand pressure breathing regulator : en
  • FR965278A - : fr
  • GR12611B - ELECTROTHERMOGEN ICE-SOLVENT. : el en
  • US2521520A - Mold gating system : en
  • CA467921A - Vinyl resin emulsions : en fr
  • DEM0000414MA - Pit stamp : de en
  • DE1612886U - SLITTING STONES FOR THE PRODUCTION OF BRICK WALLS. : de en
  • FR965320A - : fr
  • US2521122A - Applicator : en
  • US2521343A - Measuring spoon : en
  • GB642634A - Improvements in and relating to window glazing : en
  • DEP0003977BA - Arrangement for remote measurement of current or voltage : de en
  • FR965172A - : fr
  • DE1612831U - TOMATO PLANT CLAMP. : de en
  • US2521037A - Combination article carrier : en
  • GB642538A - Improvements in or relating to alternating current signalling equipment systems : en
  • DE1612892U - CYLINDER DEVICE FOR LIQUID DAMPERS OF SPEED WEIGHERS. : de en
  • DEP0006837DA - Driver for lathes : de en
  • US2521239A - Marine gear : en
  • US2521423A - Miniature radio receiver : en
  • USD160001S - Cuff onk or the oke : en
  • FR965133A - : fr
  • US2521295A - Moldable coin collection box with translatable cover : en
  • US2521522A - Rectifier measuring circuit : en
  • FR965287A - : fr
  • US2521229A - Electronic time division channel scanning system : en
  • US2521671A - Lubricant pump : en
  • AU152393B2 - Improved planter for potatoes andother tubers or seeds : en
  • DE1613016U - DEVICE FOR CHECKING FERTILIZED EGGS FOR THE EXPECTED BREEDING RESULT. : de en
  • DEB0000724MA - Working method for internal combustion engines with mixture compression and compression ignition : de en
  • DE1612729U - IMPACT DRILL WITH HARD METAL INSERT. : de en
  • DE1612795U - BOTTLES WITH ARTICULATED LIMBS. : de en
  • FR965275A - : fr
  • GB642697A - Improvements relating to apparatus for interrupting the rays falling on to a light or heat sensitive cell : en
  • FR965281A - : fr
  • FR965113A - : fr
  • GB642458A - Improvements relating to ring spinning, doubling and twisting machines : en
  • US2521321A - Reel mandrel bushing latch for barbed wire machines : en
  • US2521140A - Cosmetic holder : en
  • US2521485A - Method of printing with sulfuric acid esters of leuco vat dyes of the anthraquinone series : en
  • USD160033S - Thomas correct posture seat for toilet bowls : en
  • DE1612824U - TWIN SEAM SHOE BRUSH. : de en
  • FR965166A - : fr
  • FR965147A - : fr
  • GB642593A - Improvements in or relating to a tractor mounted mast and a boom assembly : en
  • GB642460A - Improvements in or relating to two-stroke internal-combustion engines, in which the cylinders are arranged parallel to the output shaft : en
  • GB642652A - Improvements in or relating to emulsion paints : en
  • DE1612841U - ANTI-THEFT DEVICE FOR BICYCLES. : de en
  • DE1612917U - SALES CONTAINER AND REPLACEMENT PACKAGES FOR SHOE STRAPS. : de en
  • US2521366A - Insecticidal and synergistic products : en
  • GB642608A - Improvements in the casting of metals : en
  • US2520919A - Acrylic resin and vinyl copolymer compositions : en
  • US2521436A - Fatty acid production in hydrocarbon synthesis : en
  • US2521662A - Salt shaker : en
  • GB642665A - Improvements relating to ranging and direction finding equipment : en
  • GR12598B - CONSTRUCTION SYSTEM OF EC CONCRETE CONSTRUCTION BUILDINGS WITH ELEMENTS MADE IN PRELIMINARY. : el en
  • GB642631A - Improvements in household washing machines : en
  • FR965338A - : fr
  • USD160027S - Smith boat : en
  • US2520920A - Rotary impact tool : en
  • USD159995S - Combination bed and couch : en
  • US2521074A - Fluid actuated suspension device for vehicles, aircraft, and the like : en
  • US2521209A - Work feeding mechanism for machine tools : en
  • US2521094A - Straniner for paint spray guns : en
  • US2521341A - Collapsible toilet seat for beds : en
  • DE1612935U - WINDOW LOCKER. : de en
  • USD159959S - Conterman wringer : en
  • DE1612979U - PLANT ALBUM (HERBARIUM) WITH ALBUM SHEETS BOUND IN BOOK FORM. : de en
  • GB642606A - Improvements relating to butadiene co-polymers : en
  • FR965123A - : fr
  • AU3557950A - Mounts for electron discharge devices : en
  • GB642433A - Improvements relating to magnetic clutches : en
  • GB642632A - A rotary sprinkler of the reaction vane type : en
  • US2521285A - Fountain pen : en
  • DE1612748U - LOCKABLE DISTRIBUTION CABINET. : de en
  • DE1612977U - DRYER FOR WINDOW. : de en
  • DE1612796U - MOBILE IMAGE SYSTEM. : de en
  • DE1612837U - ADJUSTABLE TAPPET FOR TAPS AND REAMERS. : de en
  • AU3543650A - Improvements in or relating to switches ofthe kind used in automatic telephony and multiples therefor : en
  • DE1612840U - DIRECTION INDICATORS WITH ANGLE ARM AND FLASHING LIGHTS. : de en
  • DE1612873U - RIBBON. : de en
  • DE1612914U - COOLING DEVICE FOR COLLOID MILLS. : de en
  • FR965253A - : fr
  • DEP0035601DA - Ointment base : de en
  • GB642655A - Improvements relating to arrangements for stabilising the amplitude of electrical oscillations : en
  • DE1612714U - TANDEM SCOOTER. : de en
  • GB642450A - Improvements in and relating to magnetic cores : en
  • US2520970A - Charging receptacle for electric storage battery locomotives : en
  • US2521177A - Liquid or lubricant distribution system : en
  • US2521379A - Gyro caging device : en
  • US2521462A - Water heater : en
  • US2521211A - Mechanism for intermittent movement : en
  • USD160039S - Van dyck slide projector : en
  • AU3550450A - Mounting ofthe stator blades ofa gaseous fluid turbine : en
  • US2521083A - Toy gun and cocking mechanism therefor : en
  • DE1612854U - ARRANGEMENT FOR FASTENING SHOULDER PADS TO CLOTHES. : de en
  • AU156296B2 - Improvements in or relating to process for making steel : en
  • CA467889A - Overload relays : en fr
  • US2521619A - Grooving or necking mechanism : en
  • US2521525A - Adjustment attachment for spirit levels : en
  • US2521155A - High-voltage circuit interrupter : en
  • US2521344A - Alkylation of aromatic hydrocarbons : en
  • US2521404A - Plural film roll holding camera : en
  • US2521202A - Shock-absorbing or fluid-pressure relieving apparatus : en
  • US2521655A - Tail or bridle for rockets : en
  • DE1613013U - SCALE HOUSING. : de en
  • CA467885A - Methods of purifying electrolytes : en fr
  • US2521495A - Carbonaceous articles and production thereof : en
  • AU142620B2 - Improvements relating to couplings for irrigation pipes andthe like : en
  • US2521066A - Inkstand : en
  • US2521305A - Pneumatic rubber tire construction : en
  • US2521110A - Glue applying apparatus for paper cup making machines : en
  • US2521061A - Combined focus and centering control for cathode ray tubes : en
  • USD160015S - Phonograph record holder : en
  • GB642436A - A cop shaping arrangement for ring spinning, doubling and twisting machinery : en
  • GB642448A - An arrangement for the phase compensation of shunt commutator motors : en
  • USD160004S - Money clip or the like : en
  • AU145307B2 - Improvements in bowland green testing : en
  • DE1612983U - ELECTRO-ACOUSTIC STATION DETECTOR FOR RADIO DEVICES AND REMOTE SIGNALING SYSTEMS. : de en
  • GB642600A - Improvements in or relating to electron discharge apparatus : en
  • DE1612782U - TOBACCO PIPE. : de en
  • USD160014S - Automobile ornament : en
  • DE1612853U - EMPLOYEES. : de en
  • DEP0031848DA - Pneumatic hammer drill : de en
  • AU145761B2 - Improvements in or relating to street sweeping machines : en
  • USD159972S - Earring or similar article : en
  • DE1612709U - VENTILATION DEVICE FOR MOTOR VEHICLES. : de en
  • DE1612955U - TOTO CUBE. : de en
  • FR965220A - : fr
  • USD160007S - Parentice planter : en
  • DE1612823U - DEVICE FOR SETTING PITING STAMPS. : de en
  • GB642425A - Manufacture of a chromiferous azo-dyestuff : en
  • GB642626A - Improvements in reversible screw propellers : en
  • GR12599B - HOME MADE IN PRELIMINARY AND CONSIST OF TRANSMITTED ELEMENTS. : el en
  • DE1612761U - CHIN AND MOUTH PROTECTION AGAINST FROST AND WIND ON A MOTORCYCLE HOOD. : de en
  • US2521196A - Pouch packaging apparatus : en
  • US2521303A - Copolymers from allyl succinyl allyl glycolate and acrylic esters : en
  • DE1612956U - SOCIETY DICE GAME. : de en
  • DEP0044411DA - Length compensation stuffing box on pipelines : de en
  • FR965232A - : fr
  • GB642445A - Improvements in or relating to belts and belting and to braided cords therefor : en
  • DK71449C - Potato peeling machine. : da en
  • DE1612975U - BRAKE FOR WASHER SPIN. : de en
  • US2521464A - Means for securing soles to uppers of footwear : en
  • DE1613096U - SHOCK ABSORBER FOR INSERTING IN WOODEN DOORS OR WOODEN DOOR FRAMES. : de en
  • FR965156A - : fr
  • FR965341A - : fr
  • GB642444A - Improvements in or relating to the manufacture of vitreous envelopes : en
  • DEP0009414DA - Resonance vibrating screen : de en
  • US2521226A - Electric cord reel : en
  • US2521627A - Doughnut forming device : en
  • DE1612783U - FEED PROTECTION. : de en
  • FR965307A - : fr
  • GB642409A - Improvements in or relating to the preparation of guanamines : en
  • DE1612996U - ELECTRIC HAND LAMP. : de en
  • DEP0030117DA - Process for the production of films, foils or other layers of art : de en
  • DEP0046318DA - Transportable vulcanizing device for conveyor belts or the like. : de en
  • GB642411A - Automatic voltage regulating systems : en
  • FR965190A - : fr
  • FR965227A - : fr
  • US2521325A - Water-cooled arch : en
  • USD159993S - School desk : en
  • DE1612949U - SKI WAX, IN PARTICULAR HARD WAX AND PACKING. : de en
  • US2521067A - Variable-speed reducer : en
  • FR965333A - : fr
  • US2521227A - Phonograph record dispenser : en
  • AU157025B2 - Process for obtaining product having a high content in esters by reacting carbon monoxide with hydrogen : en
  • DE1613033U - DICE CUP. : de en
  • GB642588A - Improvements in engraving or copying machines : en
  • DEC0000825MA - Protective film for rubber layers : de en
  • DEP0003604DA - Quick-release device for mining machines driven by compressed air or the like. : de en
  • DK71459C - Cramp stapler. : da en
  • FR965319A - : fr
  • US2521154A - Method of and means for making : en
  • US2521466A - Process for producing phthalic anhydride from ortho-xylene concentrates and naphthalene : en
  • US2521475A - Freezing section : en
  • US2521656A - Ionization chamber : en
  • US2521138A - Clutch plate : en
  • USD159962S - Micro-pro jector : en
  • US2521124A - Infrared strontium sulfide phosphors : en
  • US2521389A - Head washtray : en
  • US2521645A - Refrigeration unit vibration mounting : en
  • DEP0019486DA - Mining machine : de en
  • FR965216A - : fr
  • FR965332A - : fr
  • DE1612801U - FIRE EXTINGUISHER. : de en
  • US2521175A - Baby sleeping garment : en
  • GB642681A - Pulping machine : en
  • US2521296A - Binder : en
  • US2521397A - Fermenting and ripening of beer : en
  • US2521558A - Magnifying picture viewing device : en
  • US2521131A - Combination toy bank and jack-in-the-box : en
  • US2521104A - Score and/or statisticla keeper : en
  • US2521040A - Condenser for refrigerators : en
  • US2520994A - Device for feeding preheated air to combustion chambers : en
  • AU152713B2 - Improvements in mechanically driven selector switches : en
  • DE1612937U - NIGHT SAFE DEPLOYMENT. : de en
  • CA467831A - Apparatus for perforating sheet material : en fr
  • DE1612906U - HUMIDITY REGULATOR FOR PACKAGED TOBACCO. : de en
  • DE1612961U - DRINKING DOLL. : de en
  • AU148331B2 - Combustion space for internal combustion engines : en
  • USD159990S - Artificial lure : en
  • AU145906B2 - Apparatus tor procuring rotary motion from lever action : en
  • CA467937A - Roller bearing cages and processes of manufacturing same : en fr
  • DE1612925U - DEVICE FOR LOCKING THE POWER SUPPLY WIRES ON THE WIRE HOLDER OF CLEAR DISCS. : de en
  • DE1612764U - STERILIZING CONTAINER FOR DRESSING MATERIALS, LAUNDRY AND THE LIKE. : de en
  • DE1612850U - PISTON INSERTION PLIERS. : de en
  • DE1613008U - LOOP FOR BRAIDING MACHINES. : de en
  • DEP0039630DA - Electric switch : de en
  • US2521281A - Auxiliary raisable chair seat : en
  • US2521288A - Anion-exchange resins in spheroidal form : en
  • USD159949S - Floor rack for transportation units : en
  • US2520985A - Antenna coupling circuit : en
  • USD160047S - Kiddy back : en
  • US2520930A - Isosafrol-formaldehyde-alkyl hydroxy ether reaction product as pyrethrin synergist : en
  • USD159952S - Ironing board : en
  • US2521307A - Halogenated nitroalkane sulfonates and method of making same : en
  • US2521629A - Tool for removing and sealing containers : en
  • USD160041S - Hand and arm suspended bath and washing sponge or the like : en
  • US2521455A - Window frame and rolling screen : en
  • US2521268A - Boat : en
  • CA467852A - Automatic sprinkler valves : en fr
  • CA467828A - Luminous pendants : en fr
  • CA467911A - Diamond abrasive articles and methods of making the same : en fr
  • AU3546550A - Improved planter for potatoes andother tubers or seeds : en
  • DE1612708U - SINGLE-AXLE BACKWARDS TIPPER FOR MOTOR VEHICLES FOR TIPPING WITH ITS OWN MOTOR POWER BY PUSHING BACK. : de en
  • DEP0055625DA - Process for the directional application of luminescent particles to surfaces : de en
  • US2521626A - Process for fluorinating hydrocarbons : en
  • GB642427A - Improvements in and relating to apparatus for raising weights : en
  • AU3553050A - Chart instrument for determining clothes' suitings for male persons : en
  • US2521502A - Crate : en
  • FR965206A - : fr
  • FR965321A - : fr
  • AU3554650A - Improvements in or relating togas filled thermionic valves : en
  • DE1612815U - TOYS FOR SOCCER TOOT. : de en
  • DEP0012618DA - Coal stove with electric and gas heating of the oven and roasting oven : de en
  • DE1612794U - ADVERTISEMENT RACK WITH SANITARY FACILITIES. : de en
  • DE1612922U - ADVERTISING SIGN. : de en
  • USD160009S - Receptacle for scouring pads or similar article : en
  • US2521286A - Handle and supporting structure for hand stamps : en
  • US2521488A - Baseball mitt or glove : en
  • AU3548650A - Damping means for railway trucks : en
  • DE1612753U - ELECTRIC LIQUID COOKERS MADE OF THIN-WALLED SHEET METAL. : de en
  • DEP0025723DA - Device for inductive heating of plates, vessel bottoms and the like. : de en
  • AU3549150A - Improvements in mechanically driven selector switches : en
  • US2521287A - Process for the production of quinoxaline : en
  • US2521363A - Venetain blind slat : en
  • US2521556A - Magnetron : en
  • US2521445A - Floor mop having a wringing mechanism mounted thereon : en
  • CA467798A - Pencil sharpeners : en fr
  • US2521224A - Pilot fuel injector : en
  • AU3540050A - Combustion space for internal combustion engines : en
  • AU3554450A - Improvements in combination stools and Stepladders : en
  • CA467890A - High-silicon cast iron : en fr
  • DE1612992U - GUIDE BAR FOR SWITCH WIRES. : de en
  • AU150227B2 - Circuit forthe comparison ofthe potentials oftwo DC. sources : en
  • AU151614B2 - Improvements in or relating to heat exchange apparatus : en
  • AU153107B2 - Improvements relating to optical projection apparatus : en
  • US2521151A - Mounting and operating means for venetian blinds : en
  • US2521241A - Fish cutting and cleaning machine : en
  • US2521173A - Steam electric radiator : en
  • US2521469A - Hotbox indicator and signal : en
  • DE1612832U - Vaginal closure. : de en
  • US2521402A - Liquid media for operation of hydraulic mechanisms : en
  • AU147954B2 - Pipe connection for gas meters : en
  • US2521129A - Auxiliary radio for automobiles and circuit therefor : en
  • US2521511A - Heat confining system for pressing machines : en
  • US2521090A - Fruit packer : en
  • US2521299A - Throttle control for a plurality of engines : en
  • AU2953049A - Improvements relating to couplings for irrigation pipes andthe like : en
  • DE1612948U - TENIS RACKET PRESS. : de en
  • US2521153A - Camera with delayed shutter action : en
  • US2521160A - Table and relatively foldable seating therefor : en
  • US2521594A - Combination desk set : en
  • US2521256A - Reading glass with adjustable line guide : en
  • DE1612775U - HEATING CABINET. : de en
  • DE1612868U - ROENTGEN DIAGNOSTIC EXAMINER. : de en
  • GB642527A - Improvements in or relating to telecommunication switching systems : en
  • GB642603A - Improvements in machines for washing textile fabrics : en
  • US2521145A - Reinforced piston cup : en
  • US2521159A - Automatic washing, rinsing, and drying machine : en
  • GB642618A - Process for obtaining an organic product containing nitrogen, sulphur and oxygen and its application as vulcanisation accelerator : en
  • GB642629A - Improvements in or relating to gloves and like hand coverings : en
  • US2521592A - Sliding vane rotary pump : en
  • FR965346A - : fr
  • US2521512A - Means for removing heat and moisture from the pressing elements of laundry pressing machines : en
  • DEP0013253DA - Slotted iron for fastening cables, pipes, etc. : de en
  • US2521579A - Preparation of meat products : en
  • DE1612916U - SALES ARRANGEMENT FOR HORSESHOES. : de en
  • FR965197A - : fr
  • US2520987A - Vehicle body antenna : en
  • US2521013A - Strainer : en
  • US2521586A - Production of the 17-monobenzoate ester of androstene diol : en
  • USD160002S - Cuff link or the like : en
  • CA467915A - Pumps : en fr
  • FR965173A - : fr
  • FR965273A - : fr
  • DE1612740U - ELECTRIC FUSE. : de en
  • DE1612958U - BUILDING BLOCK. : de en
  • US2521056A - Electrical connecting means : en
  • DE1612976U - HOUSEHOLD CYLINDER. : de en
  • GB642520A - Improvements for stiffening wall boards, insulating boards, sheets and other like panels : en
  • US2521223A - Chair and tray : en
  • DE1612751U - CENTRAL MOUNTING OF CAPACITORS. : de en
  • FR965246A - : fr
  • GB642413A - Improvements in paper money counting machines : en
  • US2521144A - Flexible and expansible band : en
  • US2521618A - Quick-change finger control for meter regulating means : en
  • US2521638A - Mounting for antifriction bearings : en
  • DEF0000667MA - Forage cutting machine with ejection device and additional fan : de en
  • DE1612727U - LONG AREA LUMINAIRE WITH LATERAL LIGHT EXHAUST OPENINGS. : de en
  • US2521134A - Wall cabinet hanger bar : en
  • US2520979A - Specimen mounting for high-speed tensile testing : en
  • US2521412A - Angularly adjustable and collapsible back rest : en
  • US2521500A - Simulated baseball game : en
  • US2520918A - Ejecting and coding means for recording devices : en
  • GB642416A - Improvements in or relating to methods of providing a foil on a luminescent surface : en
  • GB642675A - Grinding and polishing apparatus : en
  • US2521345A - Condensation pump : en
  • US2521567A - Threadless lock nut and bolt : en
  • USD159956S - Pendant or similar article : en
  • US2521048A - Method of fabricating glazing units : en
  • US2521217A - Electrolyzing indium oxide in fused caustic electrolyte : en
  • DE1612962U - ARTIFICIAL STONE MOLDING MACHINE WITH PENDULUM PUNCH. : de en
  • US2521549A - Tractor mounted vieyard hoe : en
  • DE1612970U - FLOATING EQUIPMENT TO GAIN DRIVING FORCE. : de en
  • FR965262A - : fr
  • US2521216A - Pivoted hoist with adjustably supported arm : en
  • US2521278A - Container : en
  • US2521251A - Sight tube for lamps : en
  • FR965218A - : fr
  • US2521269A - Cosmetic carrier and applicator : en
  • US2521170A - Process for aldehydo isomerization of olefin alpha oxides : en
  • US2521333A - Wallpapering machine : en
  • US2521489A - Switch construction : en
  • CA467859A - Drilling fixtures : en fr
  • DE1612971U - STAND-UP COLLAR. : de en
  • DE1612888U - ROLLING GRILLES. : de en
  • DEP0035834DA - Process for the production of tar emulsions, in particular road tar emulsions : de en
  • US2521441A - Snow shovel : en
  • CA467841A - Crank case services : en fr
  • DE1612718U - PACKAGING ARRANGEMENT FOR SOFT CHEESE, IN PARTICULAR MELT CHEESE. : de en
  • DE1612731U - TRAIN DRIVER'S FOLDER. : de en
  • FR965343A - : fr
  • US2521137A - Seal : en
  • USRE23266E - Carton : en
  • FR965223A - : fr
  • DE1613006U - ELECTRIC CAPACITY REGULATOR. : de en
  • US2520986A - Vehicular antenna system : en
  • CA467905A - Apparatus for making potteryware : en fr
  • CA467950A - Vacuum-packaging : en fr
  • USD159955S - Pendant ob similar article : en
  • AU3549950A - Improvements relating to optical projection apparatus : en
  • CA467810A - Portable washing plants : en fr
  • US2521113A - Process for the synthesis of vinyl esters of carboxylic acids : en
  • DEP0048375DA - Pipe butt bench for the production of seamless pipes : de en
  • US2521646A - Liquid mixing valve : en
  • US2521636A - Air outlet device : en
  • US2520906A - Thermal microswitch : en
  • US2521017A - Display card convertible into a toy hat : en
  • US2521233A - Absorption of nitrogen by liquid ammonia : en
  • US2521615A - Lubricating apparatus : en
  • DE1612733U - TELEPHONE WITH ALARM. : de en
  • US2521163A - Belt-driven pulley clutch and brake : en
  • US2521112A - Method and apparatus for separating fluids by thermal diffusion : en
  • US2521339A - Aircraft seat : en
  • DE1612845U - BALLPOINT PEN WITH MINE SAFE. : de en
  • CA467813A - Variable pitch propellers with multiple tandem blades for aircraft : en fr
  • US2520908A - Methyl esters of subtilin : en
  • US2521068A - Adducts of para-chlorobenzene-sulfonyl halides and lower alkylene esters and method of preparing the same : en
  • USD160008S - Expansible bracelet : en
  • FR965101A - : fr
  • FR965199A - : fr
  • FR965340A - : fr
  • AU150848B2 - Improvements in or relating to apparatus for automatically controlling electrically driven tandem and sequence conveyors andother interrelated moving mechanisms : en
  • US2521114A - Combined lock and spreader for portable rolling ladders : en
  • DE1612828U - HOLLOW BLOCK. : de en
  • DE1612968U - STANDS FOR WATCHES, IN PARTICULAR POCKET WATCHES. : de en
  • AU147292B2 - Method and device for deco rticating bast fibre material : en
  • US2521004A - Automatic tube cutting machine : en
  • AU148644B2 - Improvements in or relating tothe purafication of Chlortetracycline : en
  • CA467850A - Alkyl esters of alpha-acylamino-beta-carbalkoxymethyl mercapto aliphatic dibasic acids : en fr
  • DE1612777U - TEXTILE AND MEASURING MICROSCOPE. : de en
  • USD159996S - Refrigerator cabinet or similar article : en
  • USD160040S - Slide projector : en
  • DEP0008658DA - Permanent magnetic gripping tool : de en
  • FR965187A - : fr
  • FR965309A - : fr
  • US2521097A - Purification of sulfamethazine : en
  • US2521172A - Coupling : en
  • USD160026S - Book end : en
  • AU146624B2 - Chart instrument for determining clothes' suitings for male persons : en
  • DK71451C - Apparatus for blowing atmospheric air or a gas into space. : da en
  • FR965111A - : fr
  • GB642523A - Improvements in or relating to taps or faucets : en
  • DE1612861U - METAL GRID FILM. : de en
  • FR965207A - : fr
  • AU3546150A - Improvements inthe manufacture of soap bars or tablets containing sodium aluminium silicate gels : en
  • GB642661A - Improvements in or relating to gate valves : en
  • GR12597B - PURCHASE PURCHASE OF PURCHASED ITEMS. : el en
  • US2520921A - Hood-lifter mechanism : en
  • US2521409A - Adjustable maternity skirt : en
  • AU3544150A - Improvements in or relating to process for making steel : en
  • DE1612789U - PORTABLE SEWING MACHINE. : de en
  • US2521044A - Apparatus for annealing : en
  • US2521348A - Endless conveyer for viewing apparatus : en
  • CA467839A - Combined oil savers and waste can receptacles : en fr
  • GB642472A - Process of recovering potassium from diluted solutions : en
  • AU152160B2 - Glycidyl ether compositions : en
  • FR965136A - : fr
  • GB642540A - Improvements in or relating to joints or terminations for high frequency electric cables : en
  • GB642607A - Improvements in or relating to means for regulating the output of siphons : en
  • CA467892A - Portable compressors : en fr
  • CA467826A - Methods of and apparatus for forming plastic articles : en fr
  • AU3544050A - Process forthe manufacture of derivatives of morphinane andthe salts thereof and derivatives of morphinane so formed : en
  • CA467896A - Biotin derivatives : en fr
  • US2521394A - Christmas tree ornament : en
  • AU2970949A - Earth rippers and like earth-working implements : en
  • DE1612817U - CIRCUS CHILDREN'S PLAYBOOK. : de en
  • AU151074B2 - Improvements in or relating to resistance materials and elements : en
  • CA467906A - Friction absorbing mechanism : en fr
  • US2521536A - Electric induction device : en
  • AU158405B2 - A permselective and high electricity conductive screen or barrier for electrolysis, electrod ialysis and like processes : en
  • AU3546650A - An improved composition containing mineral oil and potassium permanganate external treatment of cattle, sheep andthe like : en
  • CA467814A - Hair curlers : en fr
  • FR965285A - : fr
  • GB642637A - An improved mounting more particularly for table lamps : en
  • GB642642A - Improvements in or relating to communication booths : en
  • DK71460C - Forming machine for making artificial stone. : da en
  • FR965175A - : fr
  • GB642478A - A light measuring device such as a photographic exposure meter : en
  • GB642602A - Improvements in method of repairing cracked or fractured metal walls : en
  • DE1612978U - CALENDAR. : de en
  • FR965249A - : fr
  • DE1613043U - AUXILIARY DEVICE FOR MEASURING IN THE TAILORING SHOP. : de en
  • CA467908A - Pallets : en fr
  • FR965102A - : fr
  • CA467941A - Machines for effecting relative movement between shoes and lasts : en fr
  • GB642521A - Improvements in and relating to coiled filaments for electric lamps and discharge devices and methods of making the same : en
  • DE1612963U - DEVICE FOR GRANULATING FINE-GRAIN FABRICS. : de en
  • USD159980S - Watch band display carton or similar article : en
  • GB642410A - Lubricating grease composition : en
  • GB642470A - Improvements in buckles : en
  • GB642566A - Improvements in or relating to tubulous boilers : en
  • FR965179A - : fr
  • GB642475A - Improvements in or relating to refrigerator car : en
  • GR12601B - GASOLINE SAVING DEVICE. : el en
  • US2521388A - Machine for making articles, such as display covers from thin plastic sheet material : en
  • US2521499A - Safety guard for planing machines : en
  • USD160005S - Backet ob similar abticle : en
  • DE1612855U - WELD GUARD DRIVER. : de en
  • FR965163A - : fr
  • DE1613044U - MULTI-PURPOSE LIGHT. : de en
  • DE1612929U - WATER JET ESPECIALLY FOR OPTICAL GRINDING MACHINES OR THE LIKE. : de en
  • DE1612807U - SECURING OF BOX LOCKING IN THE LOCKING POSITION BY A NOSE-SHAPED LOCKING SPRING. : de en
  • FR965303A - : fr
  • FR965334A - : fr
  • DE1612878U - STERILIZING TRAY FOR SURGICAL PURPOSES. : de en
  • FR965176A - : fr
  • FR965112A - : fr
  • US2521362A - Apparatus for casting metal : en
  • US2521418A - Multiplying device : en
  • FR965336A - : fr
  • GB642628A - A circuit breaker with magnetic blow-out for alternating current : en
  • US2520959A - Polymerization of vinyl compounds : en
  • US2521135A - Toy rocket : en
  • US2521562A - Hit-and-run detector : en
  • FR965244A - : fr
  • DE1612758U - DEVICE FOR MODELING SUPPORT BARS ON WAX MODELS. : de en
  • GB642662A - Improvements in or relating to the treatment of spinning-cakes, bobbins or like packages formed from artificial threads by dielectric heating : en
  • AU147291B2 - Stator blades for a gaseous fluid turbine : en
  • FR965143A - : fr
  • DE1612771U - COMPRESSED AIR SYRINGE. : de en
  • DEP0014887DA - Grass spreader on motor mowers : de en
  • FR965314A - : fr
  • GB642612A - Method of inhibiting polymerization : en
  • FR965145A - : fr
  • FR965327A - : fr
  • DEP0032415DA - Body pressed from wood fibers, method and apparatus for its manufacture : de en
  • DE1612952U - BALL SKILL GAME. : de en
  • FR965158A - : fr
  • GR12600B - MACHINE OF MAKING NEW KINDS OF CEMENT BY MECHANICAL PRESSURE. : el en
  • DE1612947U - MARKING APPARATUS. : de en
  • FR965180A - : fr
  • FR965225A - : fr
  • US2521001A - Combination sleeve and ball joint : en
  • US2521606A - Accelerator pedal attachment : en
  • USD159947S - Fireside bench : en
  • US2521035A - Milling cutter : en
  • US2521597A - Rotary shear type safety razor : en
  • US2521106A - Method and bath for electropolishing : en
  • US2521496A - Self-righting roadway warning flag : en
  • DE1612879U - ADJUSTABLE BIDET. : de en
  • US2521405A - Oscillation generator for noisemaking devices : en
  • USD159983S - Thermostat housing : en
  • IS213B6 - Improvement of or concerning a mixture which causes the evaporation or spread of compounds suitable for the protection of pests. : en is
  • DE1612844U - COPY INK PEN WITH STAMP AND INK PAD. : de en
  • US2520909A - Stapler : en
  • US2520958A - Nickel recovery : en
  • US2521253A - Article winding and packaging machine : en
  • US2521252A - Shoe structure : en
  • GB642459A - Improvements in or relating to organic oxidation reactions : en
  • FR965265A - : fr
  • FR965311A - : fr
  • USD159981S - Fig.i i_ h. gustafson etal hairbrush : en
  • US2521431A - Activation of friedel-crafts catalyst : en
  • DE1612939U - CLEANING MACHINE FOR SHOEMAKERS. : de en
  • GB642408A - Improvements in or relating to electric ovens : en
  • US2521091A - Temperature controlled seat structure : en
  • US2521186A - Method and apparatus for applying condenser tube packing : en
  • US2520990A - Negative resistance device : en
  • USD159967S - Earring or similar article : en
  • US2521065A - Anchor bolt : en
  • AU154139B2 - Improvements in or relating to automatic telecommunication exchanges : en
  • CA467833A - Insect destroyers : en fr
  • US2521639A - Frequency regulator : en
  • CA467904A - Combustion apparatus : en fr
  • CA467860A - Capacitor paper : en fr
  • USD160010S - Combined air cleaner and regulator : en
  • AU153221B2 - Improvements in and relating toalternating current electric measuring circuit arrangements for response to apparent power or energy : en
  • CA467834A - Easy-pour gallon supporters : en fr
  • AU146681B2 - Mounting ofthe stator blades ofa gaseous fluid turbine : en
  • AU150095B2 - Improvements inthe manufacture of soap bars or tablets containing sodium aluminium silicate gels : en
  • AU3539250A - Improvements inthe indication of dressmakers' patterns on textile materials : en
  • DE1612874U - MONTH TAPE BELT. : de en
  • GR12594B - GLASS FOOD PROTECTION CONTAINER. : el en
  • FR965290A - : fr
  • US2521156A - Nonclogging bin structure : en
  • US2521261A - Papermaking machine : en
  • US2521392A - Method for the preparation of titanium dioxide : en
  • US2521458A - Dispensing machine : en
  • DE1612760U - SEPARATING ANGLE FOR DENTAL PURPOSES. : de en
  • US2521378A - Self-locking nail : en
  • AU2966749A - An improved control valve for multiple jet spray devices : en
  • GB642676A - Safety device for balers : en
  • US2521084A - Mandible cushion for oxygen masks : en
  • US2521398A - Continuous butter working apparatus : en
  • US2520904A - Calculator : en
  • US2520905A - Shears : en
  • US2521510A - Dynamoelectric machine : en
  • DE1612953U - LOTTO GAME. : de en
  • FR965194A - : fr
  • DE1612890U - SETTING DEVICE FOR DETERMINING THE TUBE OF THE TOOL TIP DURING THE MACHINING OF CYLINDRICAL WORKPIECES MADE OF MAGNETIC MATERIALS : de en
  • GB642687A - Improvements in or relating to the coating of photographic films : en
  • CA467838A - Brake operating and adjusting mechanism : en fr
  • CA467842A - Separable fasteners : en fr
  • DEP0001411DA - Microfuse with fuse link and indicator : de en
  • AU153520B2 - Improvements in or relating togas filled thermionic valves : en
  • AU149954B2 - Improvements in or relating tothe packing of substances : en
  • US2521161A - Surgical cutting instrument : en
  • US2521197A - Garment bagging machine : en
  • DE1612866U - TRIPOD FOR ROENTGEN DEVICES, IN PARTICULAR SUCH FOR DENTISTRY. : de en
  • US2521030A - Floating drill jig apparatus : en
  • DE1612809U - CLAMP FOR WINDOW LATCHES. : de en
  • CA467954A - Moulds for use in building walls : en fr
  • US2521539A - Wheel block for vehicles : en
  • CA467875A - Record-changing means for talking machines : en fr
  • US2521358A - Azochloramid ice : en
  • US2521444A - Treatment of isomeric aromatic compounds : en
  • US2520917A - Polymers of carboxyamido-and sulfonamido-styrene : en
  • US2520996A - Means for fastening upper holding binders to shoes : en
  • AU3545950A - Improvements in transformers and networks for tapping or branching cables carrying two or more frequency bands : en
  • US2521463A - Handle assembly for utensils : en
  • CA467865A - Continuous dyeing of textile materials : en fr
  • AU151752B2 - Improvements in or relating to electroacoustic transducers : en
  • DE1613001U - CENTRAL FASTENING OF CAPACITORS. : de en
  • FR965217A - : fr
  • GB642597A - Improvements in or relating to the production of sulphenamides : en
  • GB642479A - An improved receiving device for electric switching operations in remote control installations : en
  • AU2968249A - Improvements relating to tennis and like play balls : en
  • AU3552150A - Improvements in or relating to storage devices for magnetic wire records : en
  • AU3560850A - Improvements in and relating toalternating current electric measuring circuit arrangements for response to apparent power or energy : en
  • DE1613048U - DEVICE FOR ADJUSTING THE PRINTING ROLLERS TO THE HEIGHT OF THE PRINT. : de en
  • CA17810S - Cup : en
  • DE1612747U - TRANSFER END CAP OR TRANSFER SOCKET FOR A CROSS BEAM FOR TELEPHONE LINES OR THE LIKE. : de en
  • FR965242A - : fr
  • GB642639A - Improvements in rail and runner curtain suspension devices : en
  • USD159976S - Store service truck : en
  • DEP0042567DA - Process for stabilizing the ignition voltage of gas discharge lamps : de en
  • DE1612923U - TRANSPORT TRUCK WITH TRANSMISSION FOR ENGINES AND MACHINES FOR OPTIONAL POWER TRANSMISSION TO HORIZONTAL AND VERTICAL SHAFTS. : de en
  • DEP0016465DA - Drain valve : de en
  • US2521664A - Processes of producing fluid purification materials and products thereof : en
  • DE1612791U - PROTECTION FOR FOOD. : de en
  • AU3549850A - Improvements in and relating to crystal controlled electric oscillation generators : en
  • US2521187A - Bag machine and method : en
  • AU160513B2 - A process forthe production of hydrocarbons and hydrocarbon derivatives by catalytic hydrogenation of carbon monoxide : en
  • US2520966A - Rammer : en
  • CA467835A - Machines for opening eggs and separating the shells of the eggs and their contents : en fr
  • US2521010A - Television system : en
  • AU3541050A - Continuous filtration centrifugals : en
  • US2521273A - Nickel base alloy : en
  • DE1612715U - FILLING MEASUREMENT MACHINE FOR FILLING BOTTLES INTO DRINKING GLASS. : de en
  • US2521474A - Aeration unit and support therefor : en
  • DE1612779U - DURATION PLAN FOR DIFFERENT PURPOSES. : de en
  • AU3546250A - Inverted incandescent mantle lantern : en
  • AU3543950A - Improvements in or relating to drill bits : en
  • AU3554750A - Improvements in or relating togas filled thermionic valves : en
  • US2521432A - Activation of friedel-crafts catalysts for polymerization of olefins : en
  • DEP0048995DA - Device for the transmission of messages within passenger trains : de en
  • DE1612713U - ATTACHABLE CHILDREN'S SADDLE HOLDER FOR LADIES 'BICYCLES. : de en
  • FR965108A - : fr
  • DE1613038U - REINFORCEMENT OF THE HEAD FRAME IN METAL BARRELS : de en
  • DEP0005743DA - Mobile device with motor drive for thread cutting, parting off and screwing of pipes and rods, in particular for installation purposes : de en
  • GB642692A - Improvements in and relating to collapsible tubular containers : en
  • DE1612924U - SLIDING TOP, ESPECIALLY FOR PASSENGER CARS AND BUSES. : de en
  • DE1612889U - WALL TRAINING FOR EXHIBITION BOOTS AND THE LIKE : de en
  • US2521263A - Combination storm window and awning : en
  • USD160048S - Facsimile transmitter : en
  • CA467802A - Adjustable belt pulley assemblies : en fr
  • AU150758B2 - Improvements in or relating to drill bits : en
  • AU3552950A - Apparatus for burning solid fuel : en
  • AU154530B2 - Improvements in or relating to bone conduction hearing aids : en
  • US2521482A - Measurement of per cent modulation of video transmitters : en
  • CA467815A - Marshmallow and weiner toasters : en fr
  • DE1612723U - THERMAL CONTROLLER FOR GAS OVEN, BAKERY AND CONFECTIONERY OVENS, FOR FLOOR GAS HEATING AND THE LIKE. : de en
  • US2521034A - Flour sifter attachment for electric motors : en
  • US2521117A - One-way drives with hydraulically loadable coupling : en
  • US2521396A - Gas and liquid contact apparatus : en
  • US2521401A - Variable frequency vibrator : en
  • AU152536B2 - Improvements in or relating to storage devices for magnetic wire records : en
  • DK71437C - Liquid atomizer. : da en
  • CA467953A - Methods of treating concentrates of oil shale : en fr
  • US2521165A - Pencil sharpener : en
  • US2521244A - Method of and system for controlling the input to internal-combustion engines : en
  • AU3549250A - Improvements relating to cushioning-devices for supporting machinery : en
  • AU3548250A - Liquid manometer for automatic indication and for remote measurement of gas pressure in cables and vessels filled with gas at low pressure : en
  • CA467880A - Reinforced articles of footwear : en fr
  • DK71457C - Apparatus for turning sheet music. : da en
  • DE1612926U - DETACHABLE STEERING WHEEL. : de en
  • AU150916B2 - Anew and improved process of making shoes : en
  • US2521098A - Can : en
  • US2521587A - Apparatus for reject jigging : en
  • CA467837A - Fluid filters : en fr
  • DE1613023U - WHEEL LIFTER. : de en
  • CA467812A - Chuck : en fr
  • DE1612749U - ELECTROMAGNETIC VIBRATION SYSTEM TO ACHIEVE SHORT PERIODIC CURRENT IMPULSES. : de en
  • AU3543350A - Improvements in or relating to electric regulators : en
  • CA467936A - Processes of making self-contained roller bearing cages and roller units : en fr
  • US2521537A - Dragging hook for traps : en
  • DEP0027593DA - Flexible route expansion : de en
  • US2521139A - Multiple-hook fish bait : en
  • AU145306B2 - A. locking device : en
  • AU3542250A - Improvements in cooling means for clutches and brakes : en
  • CA467822A - Spectacle lens cleaner : en fr
  • CA467933A - Methods of and apparatus for stereoscopic picture projection : en fr
  • DEP0055621DA - Electrically and thermally conductive base cement for gas discharge tubes : de en
  • USD160043S - Ventilated metal awning : en
  • US2521128A - Casting of ceramic articles : en
  • US2521149A - Tire handling device : en
  • CA467943A - Sole-pressing mechanism : en fr
  • US2521319A - Starter for internal-combustion engines : en
  • AU3545550A - Improvements in or relating to bone conduction hearing aids : en
  • AU146571B2 - Improvements in cooling means for clutches and brakes : en
  • CA467912A - Devices for interconnecting wave guides : en fr
  • CA467887A - Stall cocks for milking machines : en fr
  • FR965286A - : fr
  • CA467891A - Self-closing valves : en fr
  • USD160022S - License plate emblem : en
  • US2521015A - Snap over toggle switch mechanism : en
  • USD159946S - Ash tray : en
  • AU3543850A - Improvements in or relating to automatic telecommunication exchanges : en
  • FR965337A - : fr
  • GB642405A - Improvements in and relating to wearing apparel provided with protective materials : en
  • CA467849A - Acyl phenyl dithiophosphoric acids and their preparation : en fr
  • DE1612816U - Swing on bicycle axle : de en
  • GB642635A - Improvements in or relating to cocks : en
  • CA467843A - Machine milking plants : en fr
  • USD160028S - Mailbox supporting bracket : en
  • GB642457A - Improvements in or relating to the preparation of organo antimony derivatives : en
  • DE1612883U - SLOW DRIVE FOR SPIN CASTING MACHINES. : de en
  • CA467808A - Deaeration of paper stock : en fr
  • AU145427B2 - Improvements in and relating to track chain joint structures for crawler tractors : en
  • DE1612860U - STEAM POWER PLANT. : de en
  • GB642651A - Improvements in or relating to piston rings : en
  • US2521101A - Method of preparing colored casings : en
  • AU147004B2 - Improvements in or relating to devices for attaching handles to brooms : en
  • FR965261A - : fr
  • GB642439A - Improvements in or relating to tray-type clarifiers : en
  • AU139293B2 - Improvements in projectiles : en
  • FR965151A - : fr
  • FR965250A - : fr
  • FR965264A - : fr
  • AU3550050A - Process for obtaining product having a high content in esters by reacting carbon monoxide with hydrogen : en
  • US2521419A - Ratchet-actuated open-end wrench : en
  • USPP978P - Eose plant : en
  • USD159971S - Earring or similar article : en
  • USD159943S - Vendor s vehicle : en
  • GB642492A - An illuminated water level gauge : en
  • US2520901A - Process for preparing a hydroabietylamine : en
  • DE1613034U - WORD AND NUMBER DICE GAME. : de en
  • US2521476A - Disk record and film record sound reproducer : en
  • US2521574A - Electrical power-transmitting mechanism : en
  • US2521657A - Fountain pen : en
  • FR965198A - : fr
  • GB642561A - Improvements in cutting mechanisms : en
  • GB642584A - Improvements in composite material and shaped bodies thereof : en
  • DE1612745U - ROTARY AXIS FOR DOUBLE CONTROLLER. : de en
  • GB642700A - Improvements in or relating to trackways for wheeled vehicles : en
  • DE1612901U - MONEY BOX. : de en
  • GB642504A - Improvements in and relating to magnetic focussing in cathode ray tubes : en
  • GB642670A - Improvements in or relating to paste rolling machines : en
  • US2521109A - Plant blocker : en
  • US2521407A - List finder : en
  • US2521533A - Electric induction apparatus : en
  • US2520923A - Force measuring device : en
  • DEK0000372MA - Crawler undercarriage, especially for excavators or similar heavy equipment : de en
  • GB642500A - Improvements relating to the distillation of aluminium from aluminium bearing material : en
  • US2521426A - High-voltage evacuated acceleration tube for increasing the total voltage and voltage gradient thereof : en
  • DE1612931U - SPONGE HOLDER FOR HAND GRINDING MACHINES, IN PARTICULAR FOR OPTICIANS. : de en
  • US2521479A - Photoelectric current limiter for motors : en
  • GB642648A - Improvements in and relating to the manufacture of electrical contacts : en
  • DE1613027U - PROTECTIVE DEVICE FOR BICYCLE FRAME. : de en
  • DE1612842U - DOUBLE DRINKING CUP. : de en
  • DK71441C - Absorption cooler. : da en
  • US2521204A - Process for the concentration of acetaldol : en
  • US2521313A - Combined spraying and compressor unit : en
  • US2521483A - Camera obscura : en
  • US2521003A - Tube cutting machine : en
  • US2521532A - Lignin resins and process of making same : en
  • USD160024S - Shadowbox mirror : en
  • DE1612847U - SMOOTH ICE PROTECTION. : de en
  • US2521070A - Oscillation generator : en
  • US2521551A - Dynamoelectric machine commutation : en
  • DE1612852U - ARMREST. : de en
  • US2521078A - Mixtures of interpolymers : en
  • US2521166A - Relief valve : en
  • FR965252A - : fr
  • GB642497A - Improvements in and relating to fastener devices : en
  • GB642541A - Improvements in or relating to telecommunication exchanges and to operators' switchboards therefor : en
  • GB642668A - Improvements relating to glass-to-metal seals and alloys therefor : en
  • US2521327A - Wearing-apparel strap construction : en
  • GB642514A - Improvements in or relating to organic sulphur derivatives : en
  • US2521560A - Station plunger switch : en
  • US2521642A - Transducer means : en
  • US2521527A - Invalid's high chair : en
  • US2521564A - Reversible pointer and scale indicator : en
  • GR12591B - PLAYBACKING AND TERRORIZING AIRCRAFT AND AIRCRAFT. : el en
  • GB642526A - Improvements in or relating to toll telecommunication switching systems : en
  • FR965347A - : fr
  • GB642432A - Improvements in brakes : en
  • US2521093A - Camera with photoelectric exposure control having photocell shutters connected to camera adjusting means : en
  • US2521095A - Process of preparing triazenes : en
  • US2521417A - Bean harvester : en
  • US2521111A - Door lock : en
  • US2521509A - Strap cutting means for venetian blinds : en
  • CA467888A - Track tensioning apparatus for crawler tractors : en fr
  • CA467932A - Textile printing : en fr
  • DE1612871U - UNIFORM DEVICE FOR DENTAL TREATMENT. : de en
  • DEP0037212DA - Process for the production of fabrics for sifting and sorting fine-grained or powdered substances, flours, or the like. : de en
  • FR965171A - : fr
  • US2521250A - Garment protector : en
  • US2521380A - Centrifugal separator : en
  • US2521498A - Door latch and interlock : en
  • DE1612857U - DOUBLE SIDED PIPE BENDING DEVICE. : de en
  • US2520950A - Golf club construction : en
  • USD159969S - Earring or similar article : en
  • US2520948A - Performance recorder for direction indicators : en
  • FR965160A - : fr
  • GB642442A - Wax-coating compositions : en
  • GB642404A - Improvements in or relating to collapsable cores for casting concrete or the like : en
  • GB642412A - Process of purifying aromatic 1-hydroxy-2-acid amides by conversion into aromatic oxazine diones and reconversion of the said diones to purified amides : en
  • US2521012A - Helicopter : en
  • US2521053A - Vacuum operated synchronizing device for compounded internal-combustion engines : en
  • US2521059A - Method of forming cutter blades and reels for lawn mowers and the like : en
  • US2521541A - Gas purifying burner : en
  • DE1612707U - REAGENT PAPER. : de en
  • DE1612741U - CONNECTION TERMINAL FOR ACCUMULATORS. : de en
  • DE1612930U - DEVICE FOR AUTOMATIC TURNING OF DOUBLE EDGE RAZOR BLADES. : de en
  • FR965328A - : fr
  • FR965234A - : fr
  • GB642647A - Improvements in textile drawing frames : en
  • US2521465A - Combination vacuum cleaner and burner : en
  • CA467938A - Fastening devices : en fr
  • USD159960S - Davey holder for vacuum cleaners of the tank or cylinder type : en
  • GB642484A - Improvements in hinge fittings : en
  • US2521599A - Articulator : en
  • DE1612730U - FIXING DEVICE. : de en
  • US2521198A - Novelty pin or brooch : en
  • USD160016S - Reid. antenna : en
  • US2521212A - Detachable sailing keel : en
  • US2521271A - Resilient sheet metal fastening clip : en
  • GB642592A - Manufacture of dyestuffs of the anthraquinone series : en
  • US2521039A - Tooth guard : en
  • AU3548050A - Improvements in or relating to internal combustion turbine powerplants : en
  • CA467855A - Obtaining magnesia from magnesia-containing rock : en fr
  • DE1612876U - Containers for suppositories and similar drug forms : de en
  • DE1612894U - EYEGLASSES, ESPECIALLY MADE OF PLASTIC. : de en
  • US2520980A - Cosmetic creams : en
  • GB642510A - Improvements relating to bed-side and like tables : en
  • US2521072A - Lasts : en
  • US2521387A - Machine for making articles, such as display covers from thin plastic sheet material : en
  • USD160018S - Ink container or similar article : en
  • US2521176A - Valve gear for operating poppet valves of internal-combustion engines : en
  • US2521503A - Coupling means for tractors : en
  • US2520971A - Recoil mechanism : en
  • US2520983A - Fluidized stripping and regeneration of spent hydrocarbon conversion catalyst : en
  • US2521214A - Vehicle jack : en
  • US2521659A - Valve stem lock : en
  • DEP0008673DA - Tube amplifier with grid bias generated by cathode resistance : de en
  • FR965240A - : fr
  • US2521546A - Shock absorbing unit : en
  • DE1613030U - HOLDER FOR SHAVERS. : de en
  • AU3545850A - An Improved wrapping material and method for imparting color and flavor to food : en
  • DE1613041U - ARM OR SWEAT BLADE. : de en
  • US2521051A - Cotton-picking machine : en
  • US2521353A - Transmitter : en
  • CA467871A - Loop antennae : en fr
  • DE1612988U - TIP-PROOF ACCUMULATOR WITH FLUESSEGEN ELECTROLYTE : de en
  • AU3552650A - Improvements in or relating tothe electrolysis of fused chlorides : en
  • FR965183A - : fr
  • AU3007849A - Improvementsin or relating to blades for rotary hoes and cultivators : en
  • DE1612705U - COCK FOR MILK LINES AND LIKE. : de en
  • FR965192A - : fr
  • GB642559A - Improvements in valves for controlling the flow of liquid : en
  • CA467884A - Manufacture of textiles and articles fabricated therefrom : en fr