• DE1612418U - DEVICE FOR DRYING CERAMIC OBJECTS. : de en
  • US2520404A - Process for preparing substituted furo-imidazoles : en
  • US2520890A - Saw frame : en
  • DE1612636U - PHOTOGRAPHIC, IN PARTICULAR KINEMATOGRAPHIC CAMERA. : de en
  • ES24038U - Double elastic seal for counting and analogous pipettes. (Machine-translation by Google Translate, not legally binding) : en es
  • GB642177A - An improved process for the manufacture of fertilisers : en
  • DE1612373U - HOLLOW HOLDER WITH BRUSH AND A CARTRIDGE THAT CONTAINS THE MEASURING MEASURES. : de en
  • DE1612693U - SMALL STOVE. : de en
  • DE1612451U - DEVICE FOR SEALING THE GUIDE SLOTS IN THE FLOOR BOARD FOR THE ROD OF THE INDIVIDUAL PEDALS OF MOTOR VEHICLES. : de en
  • DE1612635U - LETTER ENVELOPE WITH TEAR STRING. : de en
  • DE800076C - Pit stamp : de en
  • DE800108C - Bicycle tire valve : de en
  • FR965050A - : fr
  • GB642274A - Improvements in or relating to burners : en
  • DEP0022042DA - Air-cooled internal combustion engine : de en
  • GB642373A - Thermionic valve circuit for the generation of a current varying linearly with time : en
  • CA467690A - Selenium cells and lacquer therefor : en fr
  • US2520390A - Portable drill rig : en
  • US2520490A - Playing card holder : en
  • DE1612371U - REDUCED SPORTS SHIRT. : de en
  • ES191010A1 - A CONTINUOUS PROCEDURE FOR THE SULFONATION OF ORGANIC PRODUCTS BY MEANS OF SULFURIC HYDROCHLORINE : en es
  • US2520580A - Lock for pneumatic thread removers : en
  • DE1612485U - LIQUID TRANSPORT DRUM, IN PARTICULAR PUMP DRUM. : de en
  • DE1612620U - LOCKING RING FOR THE SCALE OF MEASURING INSTRUMENTS. : de en
  • ES23996U - Portable continents cash money keepers (Machine-translation by Google Translate, not legally binding) : en es
  • FR965044A - : fr
  • GB642129A - Manufacture of quinazoline derivatives : en
  • FR964953A - : fr
  • FR965012A - : fr
  • DE1612469U - PAY HAND COPY BOOK. : de en
  • DEP0055147DA - Sports ball : de en
  • ES22273Y - Molded and reinforced rubber retention device, designed to prevent gas or liquid leaks from rotating shafts. : en es
  • US2520354A - Air operated apparatus for cleaning small parts by jiggling in a turbulent cleaning solution : en
  • US2520656A - delta-3-hydroxysteroid and derivatives thereof : en
  • US2520818A - Receptacle support : en
  • FR964979A - Improvements to aralkyl carbonates and their preparation process : en fr
  • GB642181A - Improvements in or relating to radio beacons and beacon systems : en
  • US2520302A - Pressure regulator for float systems : en
  • US2520319A - Hat blocking apparatus : en
  • US2520867A - Frequency meter : en
  • DE1612501U - Single-axle transport trolley for boxes or the like : de en
  • DE1612570U - EQUIPMENT AT SILOS FOR THE QUICK DRAINAGE OF THE GRAVEL AND SAND THAT ARE ADDED BY THE EXCAVATION. : de en
  • DEP0013032DA - Process for the production of an electrically conductive wire for currents of high frequency : de en
  • DE1612529U - SET OF INSTRUMENTS FOR ROOT TREATMENT, IN PARTICULAR ROOT TIP RESECTION. : de en
  • DE1612662U - BUFFER FOR TOY VEHICLES. : de en
  • ES24047U - Seat for double use water. (Machine-translation by Google Translate, not legally binding) : en es
  • US2520289A - Track switch stand : en
  • US2520695A - Automatic sequential operation type clothes washing machine : en
  • USD159889S - Nventor by : en
  • US2520531A - Suction cleaner : en
  • CA467771A - Processes of making insulated electrical conductors : en fr
  • GB642095A - Improvements in or relating to receivers for pulse-modulation signalling systems : en
  • GB642351A - Improvements relating to sealed packages : en
  • DEP0042620DA - Small regulating transformer with taps on the secondary side : de en
  • ES24093U - Apparatus for signaling waterway or flood (Machine-translation by Google Translate, not legally binding) : en es
  • FR964931A - : fr
  • CH270244A - Method and device for separating solid particles from a gaseous medium. : de en
  • DEP0039550DA - Metal rollers for trawl ropes : de en
  • DEP0035496DA - Process for the production of alloys : de en
  • GB642199A - Improvements in, or relating to, induction furnaces : en
  • GB642247A - Improvements relating to the hydraulic transmission of power : en
  • US2520648A - Changeable sign : en
  • AU147522B2 - Improvements in or relating toa driving mechanism and pump assembly employing said driving mechanism : en
  • FR965072A - : fr
  • FR964983A - : fr
  • US2520582A - Rotating machine : en
  • US2520785A - Rotary and sliding ball bearing : en
  • AU150274B2 - Improvements relating to surgical, suture, andother sewing needles : en
  • FR965041A - : fr
  • GB642347A - Improvements in the construction of vehicle bodies : en
  • US2520753A - Heat-treatment of magnesium base alloys : en
  • US2520861A - Sled construction : en
  • ES24072U - Utensil washer with water distribution. (Machine-translation by Google Translate, not legally binding) : en es
  • GB642116A - Improved method and means for moulding plastic articles : en
  • CH270402A - Electrical telecommunications installation. : en fr
  • CA467778A - Fluid pressure control apparatus : en fr
  • CH270232A - Dust vacuum cleaner. : en fr
  • DE1612366U - THROWING SKILL GAME. : de en
  • FR964922A - : fr
  • AU149728B2 - Improvements in lids for kettles andother water boilers : en
  • DE1612421U - ADJUSTABLE BAKING FORM. : de en
  • DE1612536U - ADVENT CALENDAR. : de en
  • FR964954A - : fr
  • FR964984A - : fr
  • US2520819A - Sanitary toothbrush holder : en
  • DE1612612U - HEAD BANDAGE FOR HEALING CURVATION OF THE RESPIRATORY TRAIL, IN PARTICULAR OF THE NOSE AND THROAT AREA, THE FOREHEAD AND MUCUSAGE OF THE NOSE. : de en
  • GB642131A - Improvements relating to chucks : en
  • GB642165A - Tertiary amines and methods for obtaining the same : en
  • GB642179A - Silica-extended tin oxide and method of preparing the same : en
  • DE1612640U - MAGNETIC PROTECTIVE LID FOR MEAT GRINDER. : de en
  • ES191017A1 - A LEVEL REGULATOR MECHANISM FOR MINING FORKLIFTS AND OTHER LIFTS : en es
  • US2520206A - Silver brazing flux : en
  • GB642272A - Improvements in or relating to boxes or like containers : en
  • US2520251A - Relay actuating device for automatic phonographs : en
  • US2520297A - Tiltometer system : en
  • US2520586A - N-substituted carbamic acid esters : en
  • ES24051U - Union for belts (Machine-translation by Google Translate, not legally binding) : en es
  • DE800099C - wheelbarrow : de en
  • PL34145B1 - Electrical signaling system, where the high-frequency current is sent along the wires of the power grid for the purpose of starting • shunting devices : en pl
  • SU85392A1 - Device for automatic elimination of gantry cranes : en ru
  • US2520444A - Plastic fishing plug : en
  • CH270375A - Relays comprising electronic discharge devices. : en fr
  • DEP0007815DA - Single motor drives : de en
  • GB642136A - Magnetic recording-reproducing head : en
  • FR965088A - : fr
  • ES22158Y - Semi-chromatic or fourth tone guitar. : en es
  • DE1612395U - PIPE HANGER. : de en
  • GB642169A - Airplane landing gear : en
  • AU3534050A - Improved safety means for locking vehicle doors to prevent unintentional opening : en
  • CH270353A - Tubular steam generator. : en fr
  • AU150694B2 - Improvements relating to washing machines : en
  • GB642149A - Improvements in cable tensioning means for hoists : en
  • US2520144A - Bow unit for suspending a boat from a trailer : en
  • US2520888A - Mechanical pencil of screw feed type : en
  • US2520291A - Unloading truck : en
  • US2520374A - Fluid operated pressure intensifier : en
  • DE1612436U - CEILINGS TO BE INSTALLED BETWEEN I-GIRDERS - HOLLOW BLOCK. : de en
  • ES190897A1 - A GUN FOR DISPERSION OF FUSABLE MATERIALS : en es
  • FR964935A - : fr
  • US2520335A - Closure device for containers : en
  • PL34153B1 - : en pl
  • US2520639A - Grooving tool : en
  • AU3537350A - Improvements in or relating toa non-stressed dimensionally stable tape and method of making thesame : en
  • FR965014A - : fr
  • GB642259A - Improvements in light-reflecting signals : en
  • GB642324A - Dry shavers : en
  • PL34140B1 - : en pl
  • US2520116A - Shaper blade holder : en
  • US2520505A - Shutter operating attachment for cameras : en
  • AU144303B2 - Improvements in fittings for fluorescent lamps : en
  • ES24045U - A closing device (Machine-translation by Google Translate, not legally binding) : en es
  • US2520141A - Panoramic receiver for radio signals : en
  • US2520357A - Child's garment : en
  • US2520720A - Bituminous compositions : en
  • USD159933S - Game board : en
  • AU2893749A - Improvements relating tothe feeding of moulding powder andthe like : en
  • CA467629A - Altimeters : en fr
  • CH270425A - Electric current supply device for vehicles traveling along suspended tracks. : en fr
  • CH270437A - Equipment for the gradual and uniform control of several motors or groups of traction motors. : en it
  • US2520157A - Nursing nipple : en
  • US2520643A - Cap : en
  • US2520565A - Portable electrical highway signal : en
  • DE800092C - All-metal window frames : de en
  • AU148034B2 - Improvements in and relating to devices for closing up containers more particularly bottles by means of tin lid : en
  • US2520207A - Game board and arcuate playing pieces : en
  • US2520843A - Film projection apparatus with pivotally controlled claw feed : en
  • US2520356A - Method for inhibiting corrosion of ferrous metal : en
  • US2520809A - Plant setting machine : en
  • US2520863A - Painting roller of the detachable sleeve type : en
  • CH270326A - Joint, in particular for connecting the shafts of a loom with their drive parts and the latter with one another. : de en
  • CH270327A - Fluid torque transfer device. : de en
  • CH270443A - Device on motor mowers to form a side mowing. : de en
  • DE1612631U - VACUUM CLEANER FOR PIPELINES AND TANK. : de en
  • US2520898A - Electrical instrument : en
  • US2520183A - Process of making cheese : en
  • DE1612586U - RADIO RECEIVER WITH BATTERY TUBES. : de en
  • DEP0055369DA - Method and device for filling beverages under counter pressure. : de en
  • ES24069U - Hygienic panty. (Machine-translation by Google Translate, not legally binding) : en es
  • GB642330A - Improvements in or relating to electric pulse communication systems : en
  • DE1612513U - INTERIOR FOR PACKAGING BOX. : de en
  • US2520708A - Electromagnetic circuit controller : en
  • US2520870A - Purification of hydrogen peroxide : en
  • US2520216A - Snap action suction valve : en
  • US2520403A - Wire-wrapping machine : en
  • CA467639A - Vapour-proof building construction : en fr
  • US2520836A - Brassiere : en
  • US2520671A - Polyhydroxy compounds : en
  • FR965026A - : fr
  • CA467785A - Enclosed dynamo-electric machines : en fr
  • GB642140A - Improvements in or relating to the mounting of rotary cutting means for paper, card and the like : en
  • GB642104A - Improvements relating to the surface coating of aluminium and aluminium base alloys : en
  • US2520512A - Electron discharge device : en
  • FR965067A - : fr
  • GB642168A - Improvements relating to couplings or fastenings for scaffolding and like poles : en
  • US2520113A - Method of covering weather stripping composed of a web having a continuous bead extending along and bonded to one edge thereof : en
  • US2520476A - Overheating safety system for electric discharge tubes : en
  • US2520579A - Pneumatic thread remover for weft replenishing looms : en
  • US2520606A - Portable shovel : en
  • USD159916S - Slide viewer : en
  • CH270295A - Electronic calculating machine. : en fr
  • US2520198A - Service indicator : en
  • US2520415A - Sewing-machine guide : en
  • US2520895A - Sheet material spreading machine : en
  • DEP0035101DA - Process for the preparation of 6-alkyl-2-thiouracil compounds : de en
  • FR964921A - : fr
  • GB642121A - Improvements in straight-bar knitting machines : en
  • AU154575B2 - Alkylsulfamyl benzoic acids : en
  • AU143630B2 - Improvements in and relating to refrigerating cabinets : en
  • DEP0039768DA - Collapsible packing box : de en
  • CA467714A - Electrical discharge devices : en fr
  • US2520649A - Grammar game : en
  • GB642186A - Improvements in or relating to electrical relays : en
  • GB642313A - An apparatus for plastering : en
  • DEP0051538DA - Hydraulic transmission, in particular on motor vehicles : de en
  • US2520230A - Printing press ink control means : en
  • CA467746A - Scanning circuits : en fr
  • US2520636A - Optical objective : en
  • USD159920S - Medicine spoon : en
  • US2520762A - Room ventilator : en
  • FR964942A - : fr
  • GB642237A - Improvements in catches more particularly for the doors of refrigerators, cold storage chambers and the like : en
  • PL34125B1 - : en pl
  • US2520160A - Bath cloth with soap container : en
  • US2520558A - Oarlock : en
  • US2520487A - Swinging blade razor : en
  • CH270181A - Ejection device on snow blowers. : de en
  • DE800102C - Hinge arrangement and gap seal, especially for motor vehicle doors : de en
  • ES192694A1 - A NEW INDUSTRIAL PROCEDURE FOR THE MANUFACTURE OF LIQUID SOAP BASED ON CAUSTIC SODA : en es
  • FR964952A - : fr
  • GB642349A - Improvements in or relating to magnetic sound recorders : en
  • DE1612583U - BRAKE FOR HOLDING SLIDING BODIES, IN PARTICULAR SCREW CORES OR THE LIKE. : de en
  • GB642154A - Improvements in stop motion mechanism for circular knitting machines : en
  • AU3531450A - Handle and shaft assembly : en
  • BE495516A - : en
  • AU2954349A - An improved compression pump : en
  • DE1612477U - AIR CONDITIONERS FOR DAIRIES, CHEESE-MAKES AND SIMILAR PLANTS. : de en
  • ES190935A1 - PROCEDURE TO JOIN CONCRETE PIPES. : en es
  • ES24035U - Base of double action for toys (Machine-translation by Google Translate, not legally binding) : en es
  • CA467612A - Containers with locking devices : en fr
  • DK71414C - Test circuit for group selectors. : da en
  • FR965070A - : fr
  • FR965085A - : fr
  • DEP0036316DA - Tunnel furnace for burning porcelain and similar masses in a reducing fire : de en
  • US2520152A - Radiant energy receiving device : en
  • CA467721A - Methods of making dies for the injection moulding of plastics : en fr
  • AU145657B2 - Handle and shaft assembly : en
  • CH270245A - Centrifugal liquid separator. : de en
  • DE1612657U - TOTO DIALER. : de en
  • ES24127U - Device for making long cuts on paper. (Machine-translation by Google Translate, not legally binding) : en es
  • AU151876B2 - Line identification : en
  • CH270259A - Process for the preservation of hides and casings. : de en
  • DE1612450U - Motor vehicle trailer with load and sleeping space : de en
  • DE1612627U - CAN WITH SLIDING LID, ESPECIALLY FOR TAKING TOBACCO. : de en
  • AU3535050A - Rotary internal combustion engine : en
  • US2520406A - Shock absorber : en
  • US2520456A - Selective two-speed brace : en
  • AU146656B2 - Launching arm for self-propelled projectiles : en
  • CA467604A - Burial vaults : en fr
  • DE1612684U - MAGNETIC TRIGGER FOR MOTOR CIRCUIT BREAKER. : de en
  • US2520114A - Apparatus for applying protective coverings : en
  • US2520730A - Illuminated vehicle ornament : en
  • AU3532950A - Apparatus for textile printing : en
  • CA467699A - Vapour generators : en fr
  • CH270306A - Device for resetting an indicator member of a timepiece, in particular the seconds hand. : en fr
  • CH270377A - Speed modulated electron tube. : en fr
  • CH270215A - Sealed tin can. : en fr
  • DE1612625U - SCISSORS LINK BAND. : de en
  • GB642147A - Improvement in the processes for manufacturing electric discharge apparatus : en
  • AU3535550A - Improvements in or relating to power driven lubricating apparatus : en
  • CA467717A - Electrical relays : en fr
  • CA467769A - Direct reading capacity meters : en fr
  • DE1612613U - PNEW DEVICE. : de en
  • US2520468A - Pneumatic control apparatus : en
  • FR965019A - : fr
  • US2520263A - Method of separating sprues from molded articles : en
  • US2520704A - Kite : en
  • CA467776A - Closures for exhaust pipes : en fr
  • DE1612492U - SEAL RING. : de en
  • GB642133A - Directional transmission projection screens : en
  • GB642166A - Improvements in evaporating apparatus : en
  • GB642176A - High tension compressed gas switch : en
  • AU151635B2 - Formation ofa filmon a matt surface : en
  • AU146737B2 - Improvements relating to disc cultivators andthe like : en
  • CH270396A - Process for the preparation of a novel antimalarial compound, 6-methoxy-8- (1'-methyl- (4'-isopropylaminobutylamino) -quinoline. : en fr
  • DE1612665U - ROTATING TUBE FURNACES, IN PARTICULAR FOR BURNING CEMENT CLINKERS. : de en
  • DE1612680U - ULTRA SHORTWAVE ANTENNA, IN PARTICULAR ROOM ANTENNA. : de en
  • US2520624A - Leakage indicating device for gasfilled electric cables, pipe lines, or the like : en
  • DEM0000512MA - Device for the automatic termination of the drying process when drying at temperatures above 100 ° : de en
  • US2520323A - Landing gear unit for airplanes : en
  • GB642183A - Improvements in or relating to radio beacons and beacon systems : en
  • CA467729A - Electric power cables : en fr
  • SU81186A1 - Nodal connection of wood trusses and similar structures : en ru
  • US2520446A - Thermostatic mixing valve : en
  • US2520884A - Clamp : en
  • CA467674A - Processes of reducing ferric oxide to ferrosoferric oxide : en fr
  • US2520267A - Grinding machine : en
  • US2520314A - Fence : en
  • US2520567A - Sign fabricating stencil : en
  • US2520346A - Double-walled tank and discharge fitting therefor : en
  • US2520421A - Post peeling machine having rotatable chain-carrying drum : en
  • AU3532850A - An improved wrapping machine for newspapers andthe like publications : en
  • US2520115A - Servomotor for aircraft controls : en
  • DE1612491U - VALVE LUBRICATION SCREW. : de en
  • DE1612576U - PERFORATING MACHINE. : de en
  • CH270397A - Process for the preparation of a new barbituric acid derivative. : de en
  • AU3535350A - Improved fittings use in respect ofthe tailgates of motor andother trucks or waggons : en
  • US2520793A - Wheel for foot attachment : en
  • CA467594A - Methods of and apparatus for producing films and products thereof : en fr
  • CH270205A - Machine for cleaning floors. : de en
  • US2520326A - Reversible automatic lock slider for separable fasteners : en
  • US2520372A - High-pressure hose fitting and coupling : en
  • US2520644A - Repeater switching telephone system : en
  • US2520845A - Snubbed truck : en
  • FR965007A - : fr
  • GB642234A - Improvements relating to gib key extractors : en
  • US2520195A - Lock keeper cover : en
  • US2520383A - Ultra high frequency oscillator : en
  • US2520364A - Gate valve : en
  • US2520400A - Production of sulfenamides : en
  • US2520511A - Pinless clothesline : en
  • DE1612573U - BENDING DEVICE FOR TUBE, ROUND, FLAT AND SQUARE EDGE MATERIAL. : de en
  • ES24114U - Toy (Machine-translation by Google Translate, not legally binding) : en es
  • GB642301A - Improvements in or relating to sound producers and receivers : en
  • US2520755A - Multiple tube heat exchanger : en
  • US2520838A - Emergency control apparatus for gentralized traffic control systems : en
  • US2520405A - Portable pit : en
  • AU2893949A - Improved apparatus for performing finishing operations on moulded articles : en
  • GB642323A - Kiln structure : en
  • CA467684A - Beneficiating iron ores : en fr
  • DE1612409U - TOTO TYPING DEVICE. : de en
  • US2520143A - Isolation of stigmasterol : en
  • SU85378A2 - Pneumatic ratchet wrench : en ru
  • CA467733A - Electrical systems : en fr
  • BE495557Q - Radiant thermal conditioning device : en fr
  • BE495686A - MECHANICAL COUPLING AND BREAKING DEVICE OF INDEPENDENT TOTALIZING SYSTEMS. : en fr
  • CA467611A - Bedsteads : en fr
  • CH270218A - Method and device for compensating for errors in weighing at feed devices for cards. : de en
  • FI24540A - Anordning vid apparater för befuktning av air : en fi
  • CA467614A - Collapsible carriers : en fr
  • DE800119C - Handle attachment for AExte u. like : de en
  • US2520411A - Rotary pruning saw : en
  • BE495669A - IMPROVEMENTS TO RECORDING AND SIMILAR DEVICES. : en fr
  • US2520118A - Mobile heavy ordnance : en
  • US2520265A - Method and means for making artificial dentures : en
  • CH270300A - Process for the production of an optical body provided with a thin coating, optical body produced by this process and apparatus for carrying out this process. : de en
  • CA467599A - Agricultural machines : en fr
  • CA467621A - Corrosion inhibitors : en fr
  • CH270237A - Spat. : de en
  • CH270392A - Sports glasses. : de en
  • GB642100A - Improvements in or relating to lifting dogs and like appliances : en
  • CA467773A - Railway train interval detection systems : en fr
  • DE1612394U - POWER TRANSFER WITH FLOW COUPLING. : de en
  • GB642293A - Improvements in trucks or trolleys : en
  • US2520514A - Automatic self-indexing commutator slotter : en
  • US2520880A - Centrifugal pump : en
  • GB642202A - Printing press : en
  • DE1612378U - PERCOLATING DEVICE. : de en
  • PL34134B1 - : en pl
  • US2520277A - Collapsible box : en
  • US2520408A - Lawn edging device : en
  • DK71431C - Movement mechanism for garage doors. : da en
  • GB642277A - A process for the preparation of 2,5-diacyloxy-2,5-dihydrofurans : en
  • US2520423A - Partial hydrogenation of unsaturated glyceride oils : en
  • GB642148A - Improvements in the production of surface designs on thermoplastic sheet materials : en
  • GB642279A - Improvements in and relating to bottle filling machines : en
  • US2520325A - Tow or anchorage cable : en
  • DE1612465U - TIE BOARD. : de en
  • DE1612487U - DEVICE FOR PREVENTING GAME AND FEGE DAMAGE. : de en
  • DE1612525U - LID CLOSURE FOR WASHING MACHINES. : de en
  • US2520142A - Code translator : en
  • GB642268A - Land- grubbers : en
  • ES191026A1 - A PROCEDURE FOR GLAZING GYPSUM, CEMENT AND OTHER AGGLOMERATES AT LOW TEMPERATURE : en es
  • GB642385A - Improvements in therapeutic products : en
  • FR965039A - : fr
  • GB642381A - Improvements in or relating to the manufacture of containers such as barrels : en
  • DE1612439U - Sparkasse, in which a lever mechanism is operated when a coin is inserted : de en
  • DE800096C - Straightening press for bent beams : de en
  • GB642115A - An improved process for the treatment of solid particles in fluidised condition : en
  • GB642185A - Improved method of and apparatus for applying covers to balls and the like : en
  • DEP0010552DA - Method for operating multi-cylinder internal combustion engines and device for its implementation : de en
  • GB642358A - Improvements in temperature control means for use with gas ovens and other gas heated receptacles : en
  • GB642369A - Improvements in or relating to process for preparing pure crystalline salts of penicillin, and the pure crystalline salts of penicillin resulting therefrom : en
  • DE1612633U - THREAD REEL TENSIONER. : de en
  • PL34170B3 - : en pl
  • US2520138A - Panoramic receiving system : en
  • DK71430C - Can opener. : da en
  • DESC001772MA - laundry detergent : de en
  • FR965030A - : fr
  • US2520355A - Paring knife having a handle grooved for finger rests : en
  • US2520725A - Support construction and fastening device therefor : en
  • US2520757A - Phonograph-shock and vibration absorbing support : en
  • USD159892S - Pinking machine : en
  • CA467680A - Production of fluoro-1,2-diazetidines : en fr
  • CH270290A - DF arrangement with a wide frequency band. : de en
  • DK71413C - Process for the preparation of antiseptic ice cream. : da en
  • FR964945A - : fr
  • DE1612460U - HOLDER FOR WRENCH IN TOOL POCKETS OR THE LIKE. : de en
  • US2520229A - Machine for breaking up surface material : en
  • CH270224A - Loom. : en fr
  • CH270263A - Process for the production of a layer structure. : de en
  • US2520612A - Diethers of polyoxyalkylene diols : en
  • DEP0000001DA - Process for the economical operation of pulverized coal firing systems, in particular fuels rich in ash : de en
  • CH270187A - Electric heating element. : de en
  • CH270426A - Wagons, in particular for agricultural purposes. : de en
  • AU3539050A - Improvements in and relating to speed indicating devices with reduction gearing : en
  • CH270212A - Rail holders, in particular for clothes rails. : de en
  • CH270193A - Concrete roof water shaft. : de en
  • AU3536850A - Air delivery devices for ventilating apparatus : en
  • CH270378A - Dry contact rectifier and process for its manufacture. : en fr
  • DE1612496U - BRACKET FOR ADVERTISING FRAMES, IN PARTICULAR ON THE WINDOWS OF VEHICLES. : de en
  • DEP0026961DA - Damping device for scales : de en
  • SU84801A1 - Continuous aeration apparatus for sparkling wines and other liquids in bottle containers : en ru
  • US2520316A - Means for controlling the movement of a tool : en
  • US2520886A - Cuff link : en
  • US2520573A - Ball cock lever assembly : en
  • CH270230A - Clothes dryer. : de en
  • CH270322A - Tool for inserting a part forming an external thread into a threaded bore. : de en
  • US2520705A - Shielded ignition cable : en
  • AU146646B2 - Improvements in portable power tools : en
  • CH270459A - Process for the preparation of a new derivative of streptomycin. : de en
  • DE1612368U - MODEL SAIL SHIP. : de en
  • DE1612398U - STAND FOR SHOP WINDOWS O. DGL. WITH ROTATING AND SLIDING SELF-CLAMPING SHELVES. : de en
  • ES23609U - Heel for footwear (Machine-translation by Google Translate, not legally binding) : en es
  • ES24106U - Dropper for dosing (Machine-translation by Google Translate, not legally binding) : en es
  • ES192118A1 - AN IMPROVEMENT APPARATUS TO PRODUCE EXUDACTION BY SUPERVAPORIZATION FOR THERAPEUTIC PURPOSES : en es
  • FR964901A - : fr
  • DEP0027674DA - Circuit arrangement for telephone systems with local trunk line selectors for single and multiple connections : de en
  • GB642111A - Improvements in or relating to electromagnetically-operated reciprocating pumps : en
  • GB642205A - Constant mesh transmission : en
  • US2520555A - Storing and feeding structure for stock : en
  • ES24071U - Apparatus to prevent deterioration of the decoration of the walls by the back of the chairs (Machine-translation by Google Translate, not legally binding) : en es
  • GB642333A - Improvements in the manufacture of textile yarns and fabrics : en
  • US2520626A - Gas liquefaction process and apparatus : en
  • US2520857A - Lift truck : en
  • DE1612679U - MONITORING DEVICE FOR SUCKLINGS AND SMALL CHILDREN. : de en
  • GB642367A - An improved method of, and means for, supporting and adjusting movable shuttering for use in the construction of walls or the like from concrete or similar material : en
  • USD159901S - Front for a spectacle frame : en
  • AU3529450A - Improvements in speed change mechanism for use in counting apparatus : en
  • CH270363A - Socket. : de en
  • LU30151A1 - : en
  • USD159900S - Plastic cutlery receptacle tray : en
  • AU3074049A - Improvements in or relating to radar systems : en
  • AU3526150A - An artificial tooth, the enamel portion ofwhich comprises the copolymerisation product ofan olefinic substance andan unsaturated polyester : en
  • DE1612461U - PANTS HOLDER. : de en
  • US2520449A - Transparent protective and display envelope : en
  • CH270373A - A device for testing devices using a high current and high voltage electric current supplied by separate power sources. : en fr
  • SU84986A1 - Receiving part for coins in automatic machines, for example, for issuing tickets : en ru
  • US2520527A - Conveyer : en
  • US2520774A - Electric iron : en
  • CA467786A - Series-coupled carriers : en fr
  • US2520313A - Fence : en
  • FR964977A - : fr
  • US2520669A - Knob spindle securing means : en
  • CH270255A - Process for the preparation of a heterocyclic amine. : de en
  • CH270393A - Orthopedic shoe insole. : de en
  • ES190566A2 - IMPROVEMENTS IN THE CONSTRUCTION OF WHEELS, ESPECIALLY FOR AUTOMOBILE VEHICLES : en es
  • GB642364A - Improvements in or relating to indirectly heated cathodes : en
  • US2520595A - Visual indicator of distance between two points and the bearing of a line connectingthem : en
  • US2520665A - Gyroscope control device for bombs : en
  • FR964987A - : fr
  • GB642216A - Improvements in or relating to electrical frequency-multiplying arrangements : en
  • SU85360A1 - Press for packing cotton fiber into cylindrical bales : en ru
  • US2520208A - Sterility slide rule : en
  • US2520226A - Combined golf bag and caddie cart : en
  • DE1612674U - DEVICE FOR CLEANING METAL TYPES AND RUBBER STAMPS. : de en
  • CH270277A - Stamp with interchangeable printing types. : de en
  • US2520477A - Lead-trail control system for electric discharge tubes : en
  • AU146093B2 - Improvements in and relating to valves for water softeners : en
  • AU3534150A - Compass system : en
  • CA467702A - Azo dye components of the amino naphthol series for diazo types : en fr
  • CH270410A - Method for multichannel message transmission with pulse modulation. : de en
  • DE1612621U - MICROSCOPE, IN PARTICULAR FOR THE EXAMINATION OF FIBER FIBER. : de en
  • US2520760A - Method of producing cathodes for electronic tubes : en
  • US2520294A - Control of free piston type internal-combustion engines : en
  • US2520496A - Slider for slide fasteners : en
  • US2520630A - Beta-keto acids of the cholenic acid series : en
  • US2520699A - Belting : en
  • US2520628A - Label pasting mechanism with variable throw label pickup and transfer means : en
  • US2520344A - Windshield wiper actuating means : en
  • US2520261A - Combination button and snap fastener stud : en
  • CA467644A - Low loss thermosetting resins : en fr
  • GB642244A - Improvements in or relating to printing telegraph systems and apparatus : en
  • DE1612360U - BICYCLE SUSPENSION. : de en
  • US2520801A - Fractional separation of fatty oil substances : en
  • US2520125A - Pulse code system : en
  • US2520566A - Grit blasting apparatus and the like : en
  • DE1612424U - KNITTED FABRIC. : de en
  • GB642159A - Improvements in or relating to the preparation of diphenyl ethers : en
  • US2520149A - Process for producing olefins : en
  • CH270390A - Electric gas discharge lamp, which has the shape of a closed loop. : de en
  • CH270431A - Direction indicators on motorcycles. : de en
  • DK71428C - Hose clamp and method of making the same. : da en
  • FR965022A - : fr
  • GB642215A - Improvements in and relating to gas turbine plant : en
  • GB642262A - Improvements in bed settees and the like : en
  • US2520240A - Cathode-ray tube : en
  • FR964995A - : fr
  • US2520672A - Method for its preparation : en
  • USD159906S - Jrun watch : en
  • USD159909S - Clip ob similar article : en
  • DE1612379U - ICE CREAM MACHINE WITH REVOLVING KETTLE. : de en
  • CH270406A - Carrier wave telecommunications installation. : en fr
  • ES191038A2 - A PADDLE FOR REMOTE CONTROL : en es
  • US2520111A - Terminal structure for electric cable systems : en
  • US2520616A - Spring hinge : en
  • US2520676A - Surface grinder attachment for milling machines : en
  • AU145586B2 - Bob pin : en
  • CA467600A - Anti-glare devices : en fr
  • CH270175A - Building construction with reinforced concrete. : de en
  • CH270319A - Grinding process and apparatus for carrying out this process. : en fr
  • US2520777A - Means for utilizing brake torque in a vehicle suspension : en
  • US2520879A - Lubricating system : en
  • CA467595A - Popguns : en fr
  • US2520664A - Safety rod for folding gates : en
  • USD159918S - Covered cooking utensil : en
  • CH270257A - Process for the manufacture of products containing cold curable resins. : de en
  • CH270310A - Continuous casting mold. : de en
  • US2520358A - Heterocyclic bis acetones, thioacetones, and selenoacetones : en
  • CA467673A - Bending single crystals of corundum and spinel : en fr
  • CA467796A - Means for handling tiered loads : en fr
  • US2520228A - Arrangement at centerless grinding machines : en
  • US2520460A - Game disk projector : en
  • AU3527050A - Improvements in and relating tothe manufacture of cheese : en
  • CA467777A - Control valve mechanism : en fr
  • CA467774A - Driving units for motor vehicles : en fr
  • CA467794A - Spinning apparatus : en fr
  • AU3536450A - Improvements in or relating to apparatus lor feeding materials to bucket conveyors : en
  • CH270269A - Stop device for the material to be processed, on paper block and cardboard drilling machines. : de en
  • DE1612481U - COMPONENT FOR DIFFERENT USES. : de en
  • DE1612581U - VOLTAGE PROTECTION DEVICE FOR TELEPHONE LINES. : de en
  • DE1612677U - SIGNAL LANTERN. : de en
  • GB642276A - Improvements in or relating to builders' hoists : en
  • DE1612607U - CARPET OR MAT MADE OF RUBBER STRIPS. : de en
  • AU152983B2 - Electrical current generating and distributing means adapted for use in internal combustion engine ignition systems orthe like : en
  • CA467670A - Manufacture of acetic anhydride : en fr
  • CH270186A - Device intended for heating purposes, in particular for the production of hot water and steam. : de en
  • US2520703A - Disposal of waste cyanide : en
  • CH270179A - Vehicle cleaning, repair or assembly pit. : de en
  • DE800083C - Two-part sliding platform for passenger and freight cars : de en
  • GB642315A - Improvements in power transmission in jaw crushers : en
  • DE1612387U - DIVAN, COMBINED AS A BED OR BOOK CABINET. : de en
  • DE1612464U - DOUBLE TIE. : de en
  • ES192332A1 - A PROCEDURE FOR THE MANUFACTURE OF FOOTWEAR : en es
  • GB642196A - Improvements in or relating to shoes or methods of making the same : en
  • US2520550A - Multiple cavity mold for single tube tires and the like : en
  • CA467624A - Cap dies : en fr
  • US2520495A - Shear press back gauge : en
  • US2520500A - Switch-operating means for bin alarms : en
  • USD159930S - Ross automotive vehicle steering wheel and horn ring assembly : en
  • US2520234A - Method of preparing y-hydroxy : en
  • DE1612579U - VIBRATION CIRCUIT COMBINATION. : de en
  • CH270328A - Helical involute gear teeth produced using the hobbing process and hobbing process for producing such a gear. : de en
  • CH270414A - Control device with a variable reactance. : de en
  • ES24090U - An improved polishing device for photographic reproductions (Machine-translation by Google Translate, not legally binding) : en es
  • US2520324A - Apparatus for conveying and sorting tin plate or the like : en
  • US2520447A - Device for accelerating electrically charged particles, such as electrons and ions : en
  • US2520887A - Forward rotor transmission for helicopters : en
  • CH270362A - Clamp for connecting overhead lines. : de en
  • DE800075C - Adjustable pit punch : de en
  • CA467656A - Rotor type contactors : en fr
  • CA467676A - Squeegee positioning devices : en fr
  • CH270211A - Holder to be attached to a piece of furniture for carrying objects. : de en
  • CH270262A - Process for producing a deformable mixture. : de en
  • US2520498A - Pyrophoric lighter : en
  • US2520546A - Counter for chemical feeders : en
  • US2520592A - Telephone test set with line resistor : en
  • CH270386A - Oil burner. : de en
  • CA467607A - Wrenches : en fr
  • AU3537250A - Materials for use in tumbling barrel finishing and method of preparing thesame : en
  • CA467734A - Methods of manufacturing indirectly heated cathodes : en fr
  • DE1612601U - POSITION LAMP LIGHT BULB. : de en
  • GB642348A - Improvements in parallel rulers : en
  • USD159919S - Munn handbag : en
  • CH270226A - Device for separating the weft threads in interchangeable looms. : de en
  • PL34139B1 - : en pl
  • US2520321A - Game marker dispenser : en
  • CH270231A - Suction device for vacuum cleaners. : de en
  • CH270358A - Small generator for generating electricity for lighting and heating for vehicles. : de en
  • AU146462B2 - Method of forming molds for casting thermosetting transparent enclosures : en
  • CA467593A - Dry egg compositions : en fr
  • AU3534550A - Improvements in and relating to flexible hose couplings : en
  • CH270340A - Multi-cylinder two-stroke internal combustion engine with compressed air starting device. : de en
  • US2520242A - Confection dispensing and container covering apparatus : en
  • US2520779A - Steerable sled : en
  • AU1503447A - Improvements relating to disc cultivators andthe like : en
  • US2520802A - Pipe patch : en
  • DEP0034146DA - Axis control for bogies : de en
  • FR964956A - : fr
  • CH270242A - Pulsator for generating pulsations in a suction milking machine with two-chamber milking cups. : de en
  • DE1612444U - FORMS FOR TRANSPARENT BOOKING. : de en
  • FR964936A - : fr
  • FR965024A - : fr
  • GB642239A - Improvements relating to fishing devices : en
  • CH270360A - A method of manufacturing an electrically insulating material using magnesium oxide and a material obtained by this method. : en fr
  • FR964926A - : fr
  • CA467688A - Photocell multipliers : en fr
  • CH270422A - Device for emptying collapsible containers. : de en
  • CH270430A - Device for transferring the braking effect of a hydraulic vehicle brake to a hydraulic trailer brake. : de en
  • US2520122A - Lock nut : en
  • USD159939S - Baby s bottleholder : en
  • US2520429A - Process for coloring aqueous emulsions of resins : en
  • US2520478A - Firing system for electric discharge tubes : en
  • US2520436A - Wound protector : en
  • PL34168B1 - : en pl
  • US2520428A - Center of gravity calculator : en
  • US2520503A - Electric light unit for use in connection with swimming : en
  • CH270463A - Process for the production of a new hydrophenanthrene derivative. : de en
  • ES24068U - Foldable paper hat or similar. (Machine-translation by Google Translate, not legally binding) : en es
  • US2520281A - Recoil simulator for shooting gallery apparatus : en
  • US2520190A - Cathode-ray tube : en
  • US2520191A - Refrigerant expansion valve : en
  • US2520523A - Universal device for sharpening hypodermic needles : en
  • US2520528A - Damped spring device for use with vehicles : en
  • USD159922S - Brooch ob similar article : en
  • US2520169A - Method and apparatus for fiberizing molten material : en
  • US2520850A - Process of whitening alkaline earth carbonates : en
  • DE800113C - Method and bell-twisting spindle for producing a twisting cop : de en
  • GB642382A - Improvements in or relating to scaffolding : en
  • CH270170A - Liquid manure distributor intended for a hose installation. : de en
  • CH270367A - Switchgear with exchangeable switch insert. : de en
  • SU84802A1 - Champagne Bottle Unlocking Machine : en ru
  • US2520745A - Break-back mower : en
  • CH270436A - Contact device on a catenary for activating signals, switches or the like. : de en
  • CH270445A - Device for sealing house chimneys. : de en
  • GB642153A - Process and apparatus for generating cold : en
  • FR965045A - : fr
  • DE1612600U - ELECTRIC LIGHT BULB WITH SEVERAL LIGHT WIRES ADJUSTABLE ON THE SAME METAL HEAD. : de en
  • DE1612609U - OPERATING CHAIR WITH INSTRUMENT HOLDER. : de en
  • DESC001557MA - Process for the production of seamless surfaces from asphalt or bitumen and aggregates. : de en
  • US2520709A - Control switch : en
  • DE1612688U - CABINET FOR ELECTRICAL EQUIPMENT. : de en
  • GB642204A - Manufacture of pigments : en
  • GB642319A - Improvements in or relating to photographic roll film cameras : en
  • DE1612673U - TYPEWRITER TROLLEY. : de en
  • CA467598A - Alternating current relays : en fr
  • DE1612541U - ASHTRAY. : de en
  • CA467660A - Circuit breakers : en fr
  • GB642195A - Improvements in or relating to moulds for use in building walls : en
  • GB642112A - Improvements in or relating to electron discharge devices : en
  • GB642377A - Method of manufacture of shaped articles from organic bodies or parts thereof : en
  • GB642386A - Improvements in or relating to scaffolding : en
  • AU147179B2 - An improved construction of revolving and adjustable chair for typists andother operatives : en
  • CH270292A - Device for displaying the extremum of a force. : de en
  • FR965076A - : fr
  • FR965095A - : fr
  • CA467687A - Production of metals : en fr
  • CA467744A - Antenna systems for radio drift indication : en fr
  • ES190937A1 - IMPROVEMENTS MADE IN THE PACKAGING AND SIMILAR : en es
  • GB642099A - Improved method and apparatus for the manufacture of air-tight bags, boxes or the like : en
  • CH270409A - Magnetron oscillator with two tuned oscillation circuits. : de en
  • DE1612422U - MANY BAKING AND COOKING PAN. : de en
  • GB642228A - Improvements in process for enameling aluminium-rich alloys and products produced thereby : en
  • CH270217A - Pincer-like can opener. : de en
  • DE1612433U - ALL-BURNER CONTINUOUS OVEN. : de en
  • DE800084C - Garment made of knitted fabric with a plated waistband : de en
  • GB642392A - Improvements in or relating to the hardening of steels and like materials employing high-frequency induction heating : en
  • FR964980A - : fr
  • GB642343A - Improvements in or relating to juice extractors : en
  • US2520484A - Cigarette package opener and container : en
  • US2520663A - Glass to metal seal for high-frequency electric discharge tubes : en
  • ES24052U - Perfect floor for espadrilles and other footwear (Machine-translation by Google Translate, not legally binding) : en es
  • DK71426C - Electrodynamic sound box and gramophone with such a sound box. : da en
  • GB642188A - Improvements in or relating to a windshield cleaner : en
  • ES24086U - Improved tap (Machine-translation by Google Translate, not legally binding) : en es
  • DE800080C - Food cooling device : de en
  • ES190948A1 - A DIRECT ELASTIC SUSPENSION OF THE MOUTHPIECE SHAFT ON MILLING MACHINES : en es
  • ES22970Y - Seat with folding backrest for buses. : en es
  • GB642383A - Improvements in or relating to scaffolding : en
  • DE1612423U - PRESSURE REGULATORS FOR GASES AND LIQUIDS. : de en
  • US2520134A - Bunch building mechanism for bobbin winding machines : en
  • US2520563A - Rockable bed : en
  • GB642200A - Improvements in, or relating to, induction furnaces : en
  • GB642172A - Improvements in and relating to the construction of vehicles : en
  • ES24064U - Mechanism for the advance of the mines in the pens (Machine-translation by Google Translate, not legally binding) : en es
  • FR964907A - : fr
  • FR964904A - : fr
  • DEP0001278DA - End caps of collectors, especially in the case of steam boilers : de en
  • GB642227A - Improvements in amplifier circuits : en
  • GB642284A - Apparatus for sorting small articles : en
  • GB642312A - Method and means for cooling internal-combustion engines : en
  • DE800078C - Device for opening the pivoting bottom closure of vertical furnace chambers : de en
  • FR965004A - : fr
  • US2520180A - Clutch plate : en
  • FR965031A - : fr
  • GB642304A - Improvements in or relating to paper making machines : en
  • US2520841A - Polarized type of coded track circuits : en
  • CA467737A - Refrigerating machines : en fr
  • ES24099U - Device for maneuvering and closing the retractable legs of the tables for the service of lying down persons. (Machine-translation by Google Translate, not legally binding) : en es
  • FR964973A - : fr
  • GB642327A - Improvements in or relating to control systems : en
  • US2520224A - Tube assembly machine : en
  • US2520792A - Multirange overcurrent relay : en
  • CH270208A - Recliner. : de en
  • ES190821A1 - AN IMPROVEMENT IN THE PROCEDURE OF CONDUCTING INK-REPELLENT MATERIAL TO THE CYLINDER-PRINTER OF FLAT PRINTING MACHINES : en es
  • GB642187A - Improvements in or relating to optical systems : en
  • GB642297A - Improvements relating to the securing of shafts in synthetic resin mouldings : en
  • CH270458A - Process for the preparation of a new derivative of streptomycin. : de en
  • CH270233A - Holding device for sample collections. : de en
  • CA467762A - Methods of producing composite plates or sheets : en fr
  • US2520417A - Sanitary attachment for disinfecting telephone mouthpieces : en
  • US2520688A - Ink roller vibrating means : en
  • US2520186A - Process for removing dissolved salts from the liquid solvent : en
  • CH270400A - Cabinet for sorting documents. : en fr
  • CA467603A - Tooth positioning appliances : en fr
  • AU147880B2 - Improvements in and relating tothe production of translucent polymeric material from liquid monomeric esters : en
  • US2520575A - Flush tank and bowl combination : en
  • DE1612666U - PACK. : de en
  • US2520547A - Linear pneumatic converter : en
  • US2520434A - Control system for turbojet engines with reheat fuel supply system : en
  • DE1612497U - ADVERTISING CALENDAR. : de en
  • CA467635A - Rail car underframes : en fr
  • CH270265A - Process for the production of a new plastic. : de en
  • AU146797B2 - Improvements relating tothe feeding of moulding powder andthe like : en
  • CA467651A - Rectifiers : en fr
  • CH270204A - Device for cleaning floor rags and the like. : de en
  • CH270391A - Flask for the production of synthetic resin dentures. : de en
  • US2520576A - Tank heater : en
  • GB642250A - Improvements in or relating to devices for cutting or trimming grass banks and the like : en
  • US2520821A - Heat exchanger and method of assembling the same : en
  • CA467710A - Sun visors : en fr
  • CA467728A - Facsimile overload controls : en fr
  • CH270209A - Bedroom furnishings. : de en
  • AU3534350A - Improvements in television apparatus : en
  • CH270264A - Process for making articles obtained from superpolyamides previously treated with formaldehyde less sensitive to the action of solvents. : en fr
  • CH270202A - Process and installation for the conversion of a fuel gas rich in gas of lower calorific value. : en fr
  • CH270381A - Passive electrical network element with two primary and two secondary terminals. : de en
  • US2520849A - Variable position bed : en
  • AU145566B2 - Filter assembly : en
  • PL34146B1 - A device for regulating and controlling traffic by means of radio signals : en pl
  • CA467636A - Combined brake beams and brake heads : en fr
  • CA467654A - Control circuits : en fr
  • DE1612539U - CIGARETTE LIFTER. : de en
  • GB642270A - Improvements in and relating to the manufacture of viscose : en
  • DE1612463U - HOLDER FOR APRONS. : de en
  • FR964947A - : fr
  • GB642326A - Magnetic control system : en
  • ES24122U - String for string music instrument (Machine-translation by Google Translate, not legally binding) : en es
  • FR964970A - : fr
  • DE800087C - Device for automatic bobbin change in winding machines, in particular rayon bobbin spinning machines, with distribution roller drive for the bobbins : de en
  • ES24088U - An improved fashion magazine (Machine-translation by Google Translate, not legally binding) : en es
  • DEST000811MA - Weather whistle : de en
  • US2520497A - Contact for small diameter telescopic antennas : en
  • US2520718A - Material spreading apparatus : en
  • US2520872A - Flush-type bulb for thermosensitive tube systems : en
  • DE1612389U - PLATE HOLDER : de en
  • DE1612516U - CHEESE CLOTH DRYING RACK. : de en
  • DE1612419U - SAND CATCHER FOR RAINFALL PIPES. : de en
  • DE1612519U - BOWL-LIKE VESSEL. : de en
  • DE1612446U - PUNCH DEVICE. : de en
  • ES24118U - Apparatus for cooking oranges, lemons and citrus fruit (Machine-translation by Google Translate, not legally binding) : en es
  • US2520187A - Pump jack : en
  • GB642106A - Improvements in and relating to the manufacture of iron and steel : en
  • FR965098A - : fr
  • DE1612668U - ROPE REEL, IN PARTICULAR FOR USE IN SCRAPPING OPERATIONS. : de en
  • DEP0001016DA - Process for the preparation of the acid sulfuric acid esters of alkanolamines : de en
  • DE1612391U - GLARE DEVICE FOR PROJECTING STANDING IMAGES. : de en
  • GB642339A - Improvements relating to the agglomeration of iron ores : en
  • GB642230A - Improvements in or relating to the production of sponge rubber : en
  • DE1612615U - DEVICE FOR MOISTURIZING AND MOISTURIZING TOBACCO PRODUCTS. : de en
  • GB642257A - Improvements in and relating to combustion chambers : en
  • US2520307A - Foot massaging apparatus : en
  • US2520796A - Mechanical pencil having different leads selectable from magazines therein : en
  • DE1612396U - BET PAYING CARD. : de en
  • DE1612643U - DOOR LOCKING DAMPER WITH LOCKING LOCK FOR MOCKET LOCK ON GLASS LOCK. : de en
  • DE1612694U - PAPER BAG. : de en
  • CH270379A - Circuit arrangement with an electron beam switch. : de en
  • CH270308A - Process for manufacturing castings by die-casting molten magnesium-based alloys. : en fr
  • CA467677A - Vinylidene fluoride copolymers : en fr
  • CH270250A - Process for preparing 1,1,1,3-tetrachloropropane. : en fr
  • US2520249A - Jig for connecting rods : en
  • USD159923S - Brooch or similar article : en
  • FR964923A - : fr
  • DEP0041908DA - Circuit arrangement for triggering switching processes in telephone systems with dialer operation : de en
  • ES193830A3 - A MECHANISM TO IMMOBILIZE THE STEERING WHEEL OF AUTOMOBILES : en es
  • ES24044U - Pinza for all kinds of marine monsters. (Machine-translation by Google Translate, not legally binding) : en es
  • AU153105B2 - Improvements in and relating tothe manufacture of cheese : en
  • US2520462A - Recalibrating motor control apparatus : en
  • US2520438A - Bis (4-aminophenyl)-sulfone ascorbate : en
  • US2520475A - Process for the chemical oxidation of aluminum and alloys thereof : en
  • DE1612532U - TRAFFIC SIGN OR THE LIKE MADE OF CAST LIGHT ALLOY MOLDED CASTING. : de en
  • DESC000918MA - Clip : de en
  • AU2940349A - Improved mechanism for numerically grouping booklets andthe like : en
  • CA467647A - Circuit interrupters : en fr
  • DE1612554U - READY CONTAINER FOR FILTER RESPIRATORS : de en
  • US2520815A - Lifting tongs : en
  • CH270380A - A method of manufacturing a dielectric film and dielectric film obtained by this method. : en fr
  • CH270435A - Electromagnetic method for controlling traffic on a communication channel. : en fr
  • CA467712A - Fishing reels : en fr
  • PL34137B1 - : en pl
  • US2520600A - Air traffic control : en
  • CH270455A - Automatic firearm with one-piece breech block. : de en
  • CA467689A - Ultrahigh frequency power oscillators : en fr
  • DE1612524U - IRON JACKET. : de en
  • FR965046A - : fr
  • GB642291A - Improvements in or relating to caisson shells : en
  • CH270407A - Device with group selector. : en fr
  • US2520828A - Motor-generator construction : en
  • US2520520A - Marine marker : en
  • US2520610A - Egg candling machine : en
  • BE495672A - : en nl
  • AU145889B2 - Improvements in or relating to metal degreasing apparatus : en
  • DE1612425U - WASHING MACHINE. : de en
  • ES24105U - Price marker perfected. (Machine-translation by Google Translate, not legally binding) : en es
  • AU145337B2 - Method of and apparatus for splicing rubber : en
  • US2520352A - Automatic variable-speed transmission : en
  • US2520522A - Precut ice cream cake and method of making the same : en
  • DEP0054450DA - Plating package provided with a button plate : de en
  • US2520167A - Direction finder system : en
  • US2520245A - Air jet pin wheel : en
  • US2520441A - Switch : en
  • US2520873A - Manually operable thermostatic switch assembly : en
  • CA467727A - Nozzle construction for use in the pneumatic handling of flour and the like : en fr
  • CH270191A - Cladding panel for walls. : de en
  • CH270355A - Method and device for operating an absorption refrigeration apparatus with auxiliary gas. : de en
  • CH270457A - Device for controlling a clockwork movement mechanism. : en fr
  • PL34147B1 - Engine brake : en pl
  • PL34159B1 - Radio receiver, powered from an alternating current network and adapted to be supplied from a direct current network : en pl
  • CH270336A - Internal combustion engine. : en fr
  • CH270351A - Gas turbine power plant. : de en
  • GB642145A - Improvements in heat engines particularly internal combustion engines : en
  • CH270313A - Cutting tool. : de en
  • CH270331A - Compressors, in particular for refrigeration systems. : de en
  • US2520619A - Preparation of triethylenemelamine : en
  • CH270268A - Installation for perforating and superimposing strips of foldable material. : en fr
  • DE1612639U - SNAP LOCKING FOR BIKES OF BABY CARRIERS OR THE LIKE. : de en
  • AU3531350A - Improvements in or relating tothe drafting of textile fibres : en
  • BE495551A - MANUFACTURE OF CYCLIC ALCOHOLS AND THEIR ESTERS. : en fr
  • DE1612453U - FOOTREST FOR VEHICLES. : de en
  • ES191001A1 - A PROCEDURE FOR THE QUICK LAUNCHING OF CONCRETE BLOCKS FOR MARINE CONSTRUCTION INTO WATER : en es
  • CA467766A - Striping elongate strip material : en fr
  • US2520587A - Power wheel : en
  • DE1612616U - BUILDING BLOCK, IN PARTICULAR HOLLOW BLOCK. : de en
  • US2520255A - Glucuronic acid synthesis : en
  • US2520382A - Pot strainer : en
  • AU146139B2 - Improvement in refrigerating systems : en
  • CH270252A - A process for the preparation of high boiling esters of polycarboxylic acids and unsaturated aliphatic alcohols. : en fr
  • AU143201B2 - Improved mechanism for numerically grouping booklets andthe like : en
  • CH270247A - Filter device. : de en
  • AU146645B2 - Improvements in or relating to vented shaft seal : en
  • CA467655A - Measuring apparatus : en fr
  • PL34148B1 - : en pl
  • US2520223A - Tonometer : en
  • US2520239A - Delivery system : en
  • US2520545A - Feeder with rockable oscillatable discharge element and oscillatable hopper agitating plates : en
  • CH270248A - Process for dehumidifying gaseous media and system for carrying out the process. : de en
  • DE1612382U - COFFEE GRINDER. : de en
  • DE1612697U - WOOD SHREDDING MACHINE WITH TRANSPORT DEVICE. : de en
  • CH270194A - Sink unit. : de en
  • US2520258A - Secondary breaker : en
  • US2520296A - Electric still camera : en
  • US2520442A - Combined shock and vibration mount : en
  • CH270419A - Bag, especially for sports purposes. : de en
  • ES190965A1 - AN APPARATUS FOR THE PNEUMATIC TRANSPORT OF ARTICLES IN BULK, ESPECIALLY CEREALS AND MILLING PRODUCTS. : en es
  • CA467652A - Circuit breakers : en fr
  • CA467627A - Machines for sewing mattress boxing strips : en fr
  • DE1612661U - FREE FLYING TOY PLANE. : de en
  • DE1612434U - COMPONENTS FOR THE PRODUCTION OF IRON CONCRETE CEILINGS. : de en
  • AU150548B2 - An improved wrapping machine for newspapers andthe like publications : en
  • AU145496B2 - Thread storage-thread advancing device : en
  • CH270260A - Process for the production of shaped bodies from coal. : de en
  • FR964948A - : fr
  • DE1612417U - DEVICE FOR LIGHT OR RADIATION DRYING OF WORKPIECES. : de en
  • DE1612575U - WASHING COMPRESSOR. : de en
  • CA467736A - Tuning dial arrangements for radio apparatus and the like : en fr
  • CH270293A - Device for determining the torque of machines. : de en
  • DE1612377U - PAPER HOLES. : de en
  • DE800073C - Discharge device for the sediment from processing machines : de en
  • DE1612515U - SMALL PACKAGE FOR STACKABLE GOODS. : de en
  • US2520278A - Means and method of putting mercury in evacuated tubes : en
  • DEB0001322MA - Haulm conveyor for beet harvesting machines : de en
  • GB642143A - Improvements relating to gill boxes : en
  • DE1612413U - BLOW DEVICE FOR THE PRODUCTION OF FOAM BALLOONS. : de en
  • GB642258A - Improvements relating to moulding compositions containing amino-resins : en
  • CH270348A - Regenerator. : de en
  • US2520659A - Artificial limb and method of making the same : en
  • FR964933A - : fr
  • DE800090C - Rafter and collar beam roof made of reinforced concrete : de en
  • FR964978A - : fr
  • GB642174A - An improved method for the production of sheets and moulded articles from cork : en
  • ES24042U - Fuse cutout model. (Machine-translation by Google Translate, not legally binding) : en es
  • FR965032A - : fr
  • US2520846A - Collapsible baby crib convertible to play pen : en
  • DE800110C - Boat davit : de en
  • GB642151A - Improvements in and relating to a precision machine tool : en
  • GB642243A - Improvements in mechanism for the manufacture of elastic shape-knitted articles by using elastic weft threads, with or without elastic warp threads : en
  • FR964990A - : fr
  • US2520734A - Transmission operating means : en
  • PL34158B1 - : en pl
  • CH270398A - Process for the manufacture of liquid dyes and cream dyes for hair. : en fr
  • DE1612508U - ARRANGEMENT OF A FLOATING DISC DEVICE WITH CUBE SYMBOLS AS AN ENTERTAINMENT GAME. : de en
  • US2520552A - Bait casting reel : en
  • FR965056A - : fr
  • GB642207A - Improvements in and relating to vehicle rear lamps : en
  • SU85287A1 - Device for loading label-glue machines with coils : en ru
  • US2520389A - Roasting rack : en
  • CA467663A - Overload relays : en fr
  • CA467681A - Hydrogenation processes for obtaining alicyclic amines using ruthenium catalysts : en fr
  • DEP0048338DA - Exchange tray for the rectification of liquid mixtures : de en
  • FR964989A - : fr
  • FR965091A - : fr
  • ES190988A1 - AN APPARATUS CONSISTENT OF AN AUTOMATIC TEMPERATURE REGULATOR : en es
  • FR964988A - : fr
  • DE1612622U - DRAWING FOLDER FOR EXERCISE AND TEACHING PURPOSES. : de en
  • FR965059A - : fr
  • DE1612474U - RAZOR BLADE CONTAINER MADE OF PLASTIC. : de en
  • ES190902A1 - AN IMPROVEMENT IN THE CARDS, FOR COTTON, MIXED OR COMBINED AND OF SIMILAR TYPES. : en es
  • GB642328A - Improvements in or relating to a character spacing mechanism for typewriting machines : en
  • GB642142A - Method of grinding lenses : en
  • CA467645A - Single- or polyphase switch arrangements : en fr
  • US2520513A - Fluorescent sign lamp : en
  • GB642087A - Improvements in or relating to tuning arrangements for radio receivers : en
  • GB642379A - Improvements in packing materials for stuffing boxes : en
  • US2520192A - Wool card rub apron : en
  • US2520791A - Compensating motor starting relay for single split phase motors : en
  • CA467768A - Sliding windows, roof lights, ventilators, shutters, doors and the like : en fr
  • US2520794A - Air-volume control mechanism : en
  • US2520847A - Gasoline pump housing for mounting moving sign mechanisms : en
  • DE800114C - Process for decorating ceramic and glass objects : de en
  • GB642191A - Wear means for railway car truck connections : en
  • GB642232A - Improvements in or relating to door locks : en
  • AU148757B2 - Improvements in or relating to power driven lubricating apparatus : en
  • AU3530250A - Launching arm for self-propelled projectiles : en
  • CH270236A - Glove. : en fr
  • DE1612467U - DEVICE FOR APPLYING CREAMS AND THE LIKE ON BRUSH AND BRUSH. : de en
  • GB642085A - Frozen food dispenser : en
  • GB642317A - Improved oil well drawworks : en
  • ES24040U - Closing device for own rubber bottles for hot water and ice (Machine-translation by Google Translate, not legally binding) : en es
  • DE1612462U - COLLAR STICK. : de en
  • US2520682A - Method and mold for making candles : en
  • US2520833A - Concrete compacting device : en
  • US2520854A - Collating board : en
  • ES21815Y - Sound doll with movement. : en es
  • DEP0039428DA - Radiant steam generator : de en
  • CH270253A - Process for the preparation of a gentisic acid oxyalkylamide. : de en
  • US2520132A - Electronic line finder system : en
  • US2520371A - Laundry rack : en
  • AU3027149A - Improvements in fittings for fluorescent lamps : en
  • CA467613A - Shoe heels : en fr
  • AU143323B2 - Improved manually operated sifter : en
  • US2520345A - Power lift for grain drills : en
  • ES24097U - New articulation mechanism for dolls with movement (Machine-translation by Google Translate, not legally binding) : en es
  • ES24121U - Pacifier model with interior sponge. (Machine-translation by Google Translate, not legally binding) : en es
  • US2520825A - Reverse flow countercurrent condenser : en
  • US2520493A - Sandwich making machine : en
  • USD159926S - Fireplace type radiant heater : en
  • PL34156B1 - : en pl
  • FR965066A - : fr
  • GB642113A - Improved method and device for the manufacture of warps or rayon with a high twist, specially crepe-rayon : en
  • GB642299A - Improvements relating to collapsible trestles : en
  • DEP0002552BA - Device for lubricating the upper neck bearing of centrifugal pumps with a vertical shaft : de en
  • AU3538250A - Line identification : en
  • CA467620A - Refining of crude 1-naphthylacetic acid : en fr
  • CH270366A - Light switch. : en fr
  • CH270388A - Vaporization burner for liquid fuels. : en fr
  • DEP0056045DA - Method and device for closing cracks in wooden sleepers, in particular those in railroad tracks : de en
  • AU3528650A - Improvements in or relating to road making and road repairing apparatus : en
  • CA467585A - Illuminating flares : en fr
  • US2520378A - Internal-combustion engine : en
  • CH270370A - Electric switch. : en fr
  • US2520613A - Adjustable window curtain : en
  • US2520184A - Electrical wave signaling system : en
  • US2520218A - Gas-filled rectifying tube : en
  • US2520244A - Television pickup tube : en
  • US2520551A - N-substituted oxyacetamides : en
  • US2520560A - Vehicle wheel : en
  • US2520706A - Windscreen for microphones : en
  • DE1612671U - IRON MINE STAMP. : de en
  • AU150693B2 - An improved automatic blowdown valve : en
  • US2520127A - Method of purifying rutin : en
  • DE1612618U - WALL ANCHORS, IN PARTICULAR FOR PIPE CLAMPS. : de en
  • DE1612505U - RACING SHOE WITH SEVERAL PINS ON THE OUTSOLE. : de en
  • CA467763A - Recovery of poly-glycerol resin : en fr
  • US2520808A - Grip for pliers : en
  • DE1612690U - MEASURING TRANSDUCERS, IN PARTICULAR RAIL TRANSDUCERS. : de en
  • US2520506A - Sectional wall cabinet : en
  • US2520380A - Beverage dispensing apparatus : en
  • US2520181A - Process of preparing amines and nitriles from ammonia and olefins : en
  • US2520253A - Ice upending machine : en
  • US2520633A - Optical system : en
  • US2520440A - Partial hydrogenation of unsaturated glyceride oils in solvents : en
  • US2520868A - Grinding machine and like machine tools : en
  • CA467761A - Antennae for broad frequency band operation : en fr
  • CH270418A - Collapsible umbrella. : de en
  • DE1612641U - LATCH LOCK, IN PARTICULAR FOR SLIDING WINDOWS, SLIDING DOORS AND THE LIKE. : de en
  • GR12582B - UNFORTUNATELY (AUTOMATIC REPEATING WEAPON). : el en
  • BE495485A - : en
  • CA467650A - Circuit interrupters : en fr
  • CH270369A - Electric switch. : de en
  • DE1612567U - ELECTRIC QUESTION AND ANSWER GAME. : de en
  • US2520609A - Cross-linked polymeric materials and method of making same : en
  • USD159935S - Simon combination telephone instrument and memorandum pad support : en
  • SU84956A1 - Gearbox : en ru
  • US2520620A - Tow glider release : en
  • CH270246A - High vacuum still for fractional distillation in a short distance with the help of centrifugal force. : de en
  • US2520691A - Ornamental bubbling light : en
  • CA467653A - Circuit breakers : en fr
  • CA467743A - Turbines : en fr
  • PL34165B1 - : en pl
  • PL34124B1 - : en pl
  • CH270317A - Rubber molding process. : en fr
  • US2520247A - Flat tire detector switch : en
  • US2520748A - Polymeric oxide lubricant containing organic disulfide : en
  • AU3533050A - Alkylsulfamyl benzoic acids : en
  • US2520299A - Safety control means with flash tube for oven burners : en
  • USPP976P - Rqsje plant : en
  • US2520455A - Surgical table with hydraulic adjusting system : en
  • AU145397B2 - Improvements in or relating to road making and road repairing apparatus : en
  • US2520787A - Pleating of draperies : en
  • US2520864A - Closure for pressure vessels : en
  • CH270243A - Semolina and haze cleaning machine. : de en
  • DE1612659U - FREE FLYING TOY PLANE. : de en
  • DEP0031372DA - Dismountable truss roof trusses : de en
  • DEP0000351DA - Flush-mounted junction box : de en
  • DE1612429U - CAKE PLATE, ALSO ROTATABLE, WITH NOVEL FLOOR MOUNTING. : de en
  • US2520305A - Curb indicator switch for vehicles : en
  • US2520559A - Portable pumping apparatus : en
  • ES24053U - Protective fence for sweeping brooms (Machine-translation by Google Translate, not legally binding) : en es
  • FR965021A - : fr
  • CA467750A - Automatic valves : en fr
  • CH270177A - Mechanical plastering device. : en fr
  • DE800109C - Unicycle vehicle : de en
  • ES24077U - Apparatus for the manufacture of helical furniture. (Machine-translation by Google Translate, not legally binding) : en es
  • FR965096A - : fr
  • GB642119A - Improvements in or relating to luminescent signs : en
  • AU148410B2 - Improvements in or relating to radar systems : en
  • US2520435A - Resilient faceplate for recessed vise-jaws : en
  • US2520697A - Internal-combustion turbine plant : en
  • CA467703A - Continuous ball mills : en fr
  • CH270444A - Glass plate roof. : de en
  • USD159903S - Combined game chip rack and ash tray or the like : en
  • CH270451A - Process for the preparation of an acidic disazo dye. : de en
  • CA467587A - Filter elements : en fr
  • CA467638A - Mechanical finishing of textile materials : en fr
  • US2520217A - Curtain rod guide : en
  • CA467775A - Pipe couplers : en fr
  • CH270176A - Suspension device for cladding panels. : de en
  • CH270382A - Electromagnetic cavity resonator with a high quality factor. : de en
  • GB642370A - Improvements in or relating to process of preparing pure crystalline salts of penicillin, and the improved pure crystalline salts of penicillin resulting therefrom : en
  • US2520728A - Cathode-ray tube deflection sensitivity correction circuit : en
  • DE1612449U - AXLE BUSHINGS FOR LUBRICATION AXES ON FARMING CART. : de en
  • FR964992A - : fr
  • CH270347A - Piston gas machine with colder and warmer working space. : de en
  • GB642325A - Improvements relating to the catalytic cracking of heavy hydrocarbons : en
  • GB642345A - Coated and laminated articles : en
  • CH270275A - Device for setting the circumferential register on printing machines, in particular offset machines. : de en
  • CA467725A - Tubular frame structures for bicycles and methods of assembling the same : en fr
  • CA467787A - Garment hangers : en fr
  • DE1612558U - BICYCLE OR DGL. SUPPORT. : de en
  • DE1612598U - ELECTRIC LAMP, IN PARTICULAR HAND LAMP WITH A HEAD MADE OF RUBBER. : de en
  • DE1612649U - DEVICE FOR SPRAYING A PAINTING MATERIAL. : de en
  • US2520862A - Air separation process : en
  • AU3526050A - Improvements in or relating to axial flow turbines and compressors : en
  • DEP0024287DA - Process for controlling the setting process of mixtures of anhydrite, unfired gypsum (double hydrate) and cement activated with sulphate solutions. : de en
  • SU85775A2 - Steam distribution mechanism for direct-acting compounding machine : en ru
  • US2520256A - Method of producing glucuronic acid : en
  • FR965062A - : fr
  • USD159934S - Kocket tank toy : en
  • CA467668A - Electric arc furnaces : en fr
  • DE1612369U - AUTONOMOUS CONTAINER LOCK. : de en
  • CH270421A - Wrapping machine. : de en
  • DE1612543U - OELKAENNCHEN. : de en
  • GB642218A - Improved track construction for model railways : en
  • CH270350A - System for utilizing the sensible heat contained in flammable gases arising from chemical processes. : de en
  • DE1612478U - LITTLE CONCRETE AND CONCRETE BUILDING BLOCK. : de en
  • FR964905A - : fr
  • US2520283A - Pivotal ball return means for pin games : en
  • US2520339A - Araliphatic azo catalysts for addition polymerization : en
  • US2520834A - Dialing and for dial telephones : en
  • US2520150A - Compositions comprising an acrylonitrile polymerization product and an oxo-oxazolidine : en
  • US2520812A - Electrolytic phonograph pickup : en
  • PL34174B1 - : en pl
  • AU145929B2 - Rotary internal combustion engine : en
  • SU84149A1 - A method of manufacturing a foaming agent for air-mechanical foam : en ru
  • GB642138A - Improvements in conductors batons : en
  • FR964993A - : fr
  • FR965028A - : fr
  • CA467758A - Separation and purification of hydrocarbons : en fr
  • CH270240A - Process for the production of shoes and shoes produced by the process. : de en
  • US2520376A - Layerized high dielectric constant piece for capacitors and process of making the same : en
  • GB642354A - Improvements in and relating to machines for beading and/or curling receptacle caps : en
  • ES23767U - Device to avoid the glare of the driver of a vehicle by the light bulbs of another vehicle (Machine-translation by Google Translate, not legally binding) : en es
  • GB642341A - Improvements relating to voltage control circuits : en
  • FR965063A - : fr
  • DE1612537U - PERMANENT CALENDAR. : de en
  • FR965060A - : fr
  • DE800095C - Belt drive : de en
  • DET0000084MA - Circuit arrangement for telephone private branch exchanges with preferred subscriber connections : de en
  • GB642192A - Improvements in or relating to electrical heating elements and process of making same : en
  • DE1612362U - MECHANICAL PENCIL WITH REFILL CAP. : de en
  • DE1612372U - FRAMELESS WRAPPING AND TAPE BOARD. : de en
  • DE1612407U - SHOE FILLER BLOCK FOR DECORATION PURPOSES. : de en
  • DEP0035535DA - Process for the preparation of derivatives of aliphatic high molecular weight sulfohalides : de en
  • FR965009A - : fr
  • GB642206A - Addition compounds of organic amides : en
  • CA467606A - Tire fabrics : en fr
  • CA467747A - Signalling : en fr
  • AU3537550A - Water impermeable films comprising a coated regenerated cellulose base and their manufacture : en
  • CH270365A - Electric pressure gas switch. : de en
  • US2520147A - Tunable radio frequency circuits : en
  • US2520634A - Optical objective employing reflecting elements : en
  • US2520741A - Swinging lawn chair : en
  • PL34176B1 - : en pl
  • CH270361A - A method of manufacturing an electric heating body and a heating body obtained by this process. : en fr
  • US2520710A - Body restraint : en
  • CA467751A - Alpha, alpha'-trithiocarbono-dialiphatic acids : en fr
  • DE1612655U - MAGNETIC ATTACHMENT OF MOVABLE FIGURES. : de en
  • SU83967A2 - Sliding trolley on six balancers : en ru
  • FR964991A - : fr
  • FR965015A - : fr
  • GB642089A - Grain cleaners : en
  • US2520360A - Flash type steam iron : en
  • USD159898S - Joker card for a deck of playing cards : en
  • FR964976A - : fr
  • GB642160A - Improvements in or relating to apparatus for treating rubber : en
  • DEB0000222MA - Adjustable device for holding spinning cake o. : de en
  • ES24074U - Kaleidoscope (Machine-translation by Google Translate, not legally binding) : en es
  • FR965061A - : fr
  • ES24103U - Board with table football game (Machine-translation by Google Translate, not legally binding) : en es
  • DE1612698U - ATTACHMENT DEVICE ON SOIL WORKING EQUIPMENT FOR TRACTOR. : de en
  • GB642366A - Improvements in scaffolding clamps : en
  • GB642280A - Improvements in or relating to metal bobbins or spools : en
  • FR965064A - : fr
  • GB642266A - Improvements in or relating to fire boxes or flues for hot water or steam boilers : en
  • GB642353A - Improvement in magnetic bearings : en
  • GB642193A - Improvements in or relating to filter-elements : en
  • US2520749A - Motor-driven push-button tuner : en
  • FR965010A - : fr
  • ES24004U - Liquid filler cap for bottles and all types of containers (Machine-translation by Google Translate, not legally binding) : en es
  • GB642178A - A thermal electric switch : en
  • ES190925A1 - AN APPARATUS TO MANUFACTURE CONTINUOUS SHEET BASED ON PLASTIC MATERIALS. : en es
  • GB642256A - Improvements in or relating to resilient collapsible containers : en
  • DE1612538U - REPLACEABLE TOBACCO PIPE LID TO PREVENT FIRE. : de en
  • ES190872A1 - A SYSTEM OF COUPLING RODS AND THE LIKE : en es
  • FR965097A - : fr
  • SU85307A1 - Rack pusher to the methodical thermal heating furnace : en ru
  • GB642096A - Improvements in and relating to the production and refining of metals : en
  • GB642162A - Improvements in or relating to the ornamentation of workpieces : en
  • GR12584B - SHAVING DISINFECTANT SUBSTANCE ON THE STRIP. : el en
  • AU3532150A - Improvements in or relating to oil burners : en
  • DE1612528U - EXTENDABLE CLICHEE FOR ROTATION MULTIPLE. : de en
  • ES24120U - Car fasteners. (Machine-translation by Google Translate, not legally binding) : en es
  • US2520453A - Bearing : en
  • US2520530A - Absorption refrigeration : en
  • GB642225A - Improvements in or relating to securing means for linings for ceilings, walls and the like : en
  • CH270256A - Protective coating, in particular for metal surfaces and process for preparing this coating. : en fr
  • DE1612355U - HOLDER FOR CLEAR LENSES, IN PARTICULAR HEAVY WINDOWS. : de en
  • DK71432C - Machine for processing shoe soles. : da en
  • US2520830A - Space heater : en
  • GB642194A - Improvements in sheet feeding mechanism : en
  • US2520250A - Luggage cover having side and end walls laterally stretchable and longitudinally yieldable : en
  • US2520472A - 5-phenacylpyrimidines and method of preparing same : en
  • DEP0051050DA - Magnet system for speed and tachometer : de en
  • US2520387A - Hardness testing device : en
  • US2520525A - Magnetic switch : en
  • US2520553A - Radio reflection distance finder : en
  • US2520829A - Cylinder ridge reamer : en
  • US2520853A - Bread cubing machine : en
  • DE1612530U - LEG SUPPORTS FOR GYNAECOLOGICAL EXAMINATIONS. : de en
  • DE800086C - High vacuum pump for extracting gases and vapors : de en
  • DEP0040712DA - Loading device for pressure rollers on drafting systems. : de en
  • FR965087A - : fr
  • DE1612521U - SWIMWEAR. : de en
  • ES22712Y - Perfected snaps. : en es
  • DE1612359U - LUGGAGE HOLDER FOR BICYCLE. : de en
  • DE1612545U - SELF-SEALING GLAND FOR GATE AND VALVES : de en
  • GB642155A - Improvements in or relating to refrigerated vehicles : en
  • LU30145A1 - : en
  • US2520507A - Kinescope for simultaneously picking up an object and presenting an image : en
  • US2520542A - Automatic gas burner control : en
  • FR964908A - : fr
  • GB642122A - An improved alloy : en
  • GB642375A - Improvements in or relating to electrical control equipment : en
  • ES192148A1 - A PRECISION SHADING MACHINE : en es
  • FR964932A - : fr
  • ES191900A1 - IMPROVEMENTS IN THE FRAME CLOSURE SYSTEM TO DIVIDE HARD STONES : en es
  • DE1612376U - LINER. : de en
  • DE1612630U - TRANSPORT DRUM WITH HANGING SELF-ACTING CATTLE BATTERY. : de en
  • CA467711A - Scaffolding : en fr
  • US2520205A - Toolholder : en
  • US2520136A - Superregenerative receiver for electromagnetic waves : en
  • US2520211A - Shoe sewing machine : en
  • CA467697A - Thixotropic investment material : en fr
  • CH270323A - Device for securing buttons against falling out of buttonholes. : de en
  • GB642097A - Improvements in or relating to signal transmission systems : en
  • PL34171B1 - : en pl
  • US2520139A - Method of preparing acylated hydroxypolycarboxylic acid anhydrides : en
  • US2520418A - Smoking pipe reamer : en
  • US2520742A - Hasp : en
  • FR964940A - : fr
  • US2520712A - Catalytic purification of unsaturated hydrocarbons : en
  • US2520170A - Pulse responsive circuit : en
  • PL34144B1 - : en pl
  • CA467616A - Processes of recovering potassium from diluted solutions : en fr
  • CA467666A - Insulating pads : en fr
  • CH270446A - Pricking device. : de en
  • US2520463A - Grass cutter employing razor blades : en
  • GB642175A - Automatic electric circuit breakers : en
  • DE1612574U - BENDING MACHINE. : de en
  • GB642081A - An improved clamping device for rods, bars and tubes : en
  • SU80095A2 - Mold Extrusion Device : en ru
  • US2520778A - Dual axle vehicle suspension : en
  • US2520897A - Electrical instrument : en
  • AU3533650A - Improvements relating to brake cylinders forthe vacuum brake apparatus of railway and like rolling stock : en
  • CA467608A - Scaffolding and like structures : en fr
  • AU149953B2 - Improvements in mobile trimming apparatus : en
  • US2520485A - Safe failure measuring and controlling apparatus : en
  • US2520702A - Adjustable head for golf clubs : en
  • US2520212A - Time-delay relay : en
  • US2520724A - Rotary roller pump : en
  • US2520604A - Microwave mode changer and integrator : en
  • USD159905S - Child s costumer : en
  • DK71434C - Tube closure with a sliding piston in a cap that closes the tube opening. : da en
  • CA17807S - Link for a bracelet : en
  • US2520146A - Art of producing hydrocarbon vapors : en
  • DEP0028184DA - screwdriver : de en
  • CA467739A - Recovery of anhydrous aluminum chloride from fluid aluminum chloride-hydrocarbon complexes : en fr
  • CH270345A - Gas turbine power plant. : de en
  • DE1612555U - Support arm for holding the side flap of a dump truck during tipping : de en
  • GB642252A - Inserts for articles of plastic and similar materials : en
  • AU3538850A - Improvements in portable power tools : en
  • CA467726A - Shipping containers : en fr
  • CA467767A - Hole closure knock-out plugs : en fr
  • US2520370A - Control device : en
  • US2520584A - Armrest cover : en
  • US2520750A - I-acyloxy-z-butyne-x-ols : en
  • DEP0050083DA - Screw conveyor, in particular for powdery material. : de en
  • GB642365A - Improvements in or relating to scaffolding : en
  • CH270356A - Accumulator cell, in particular alkaline accumulator cell. : en fr
  • ES24029U - Closing device for drawers (Machine-translation by Google Translate, not legally binding) : en es
  • GB642198A - Improvements in ditching and tile laying machines : en
  • FR965054A - : fr
  • CA467683A - Door closing means for load discharging cars : en fr
  • ES24096U - Zip closure with stirrup-shaped links. (Machine-translation by Google Translate, not legally binding) : en es
  • ES24119U - Reinforced and non-deformable armored racket (Machine-translation by Google Translate, not legally binding) : en es
  • GB642371A - Improvements in or relating to processes for preparing pure crystalline salts of penicillin, and the pure crystalline salts of penicillin resulting therefrom : en
  • GB642394A - Improvements in devices for holding and fixing adhesive tape : en
  • DE1612416U - PACKAGING FOR CHEESE. : de en
  • DE1612594U - RUBBER-INSULATED ELECTRICAL CABLE, IN PARTICULAR FOR UNDERGROUND MINING. : de en
  • US2520865A - Remote control and indication system : en
  • DE1612584U - RADIO ALARM. : de en
  • DE1612415U - CIGARETTE RAPERS FORMED IN A BELTS, EACH OF WHICH THE LENGTH OF A LEAF IS GUMMED AND PERFORATED. : de en
  • GB642226A - Improvements in and relating to paper-dispensing cabinets : en
  • DE1612683U - HIGH CURRENT DISCONNECTOR. : de en
  • CH270408A - Device for modifying the characteristics of an electromagnetic wave. : en fr
  • FR964913A - : fr
  • FR964949A - : fr
  • US2520185A - Pulse intercommunication telephone system : en
  • FR964914A - : fr
  • FR964950A - : fr
  • GB642399A - Improvements in or relating to radio navigation systems : en
  • US2520269A - Sheet metal lock nut wrench : en
  • US2520893A - Relief valve : en
  • DES0001029MA - Horseshoes for clawed cattle : de en
  • ES24081U - New case for paper holders and paper for condoms. (Machine-translation by Google Translate, not legally binding) : en es
  • GB642184A - Improvements in and relating to electrical condensers : en
  • DE1612520U - WHEEL NUT WRENCH WITH FOLDING CLAW TO TAKE OFF THE WHEEL COVERS. : de en
  • GB642118A - Improvements in power plant : en
  • DE1612353U - SEAT CONSTRUCTION FOR CHILDREN'S SPORTS, DOLL CARS, OR THE LIKE. : de en
  • DE1612401U - WATER RESERVOIR TO HANG IN PERSONNED VEHICLES. : de en
  • AU149718B2 - Apparatus for textile printing : en
  • DEP0041434DA - Operating instructions for radio devices : de en
  • US2520683A - Toy bank : en
  • DEK0000263MA - Industrial furnace gas combustion : de en
  • GB642123A - Improvements in discharge chokes of continuous screw presses or expellers : en
  • PL34142B1 - : en pl
  • US2520126A - Expansible shaft : en
  • GB642286A - Improvements in and relating to the manufacture of isoquinoline derivatives : en
  • CA467742A - Combustion apparatus : en fr
  • CH270249A - Apparatus for the manufacture of chromic acid. : en it
  • AU150824B2 - Air delivery devices for ventilating apparatus : en
  • AU3537150A - Method of forming molds for casting thermosetting transparent enclosures : en
  • CA467617A - Printing machines : en fr
  • CH270189A - Refractory product. : en fr
  • CA467781A - Vibration dampers for dynamo-electric machines : en fr
  • US2520301A - Shoe and method of making the same : en
  • GB642132A - Drying and conditioning apparatus : en
  • FR965090A - : fr
  • DE1612699U - COUPLING DEVICE ON TRACTORS FOR AGRICULTURAL ATTACHMENTS. : de en
  • GB642130A - Pulse-discriminating system : en
  • DK71433C - Apparatus for conveying moistened rubberized strips of paper. : da en
  • US2520215A - Union : en
  • US2520398A - Oil dispensing pump : en
  • US2520645A - Ship hull construction : en
  • USD159932S - Slip or similar article : en
  • DEP0055712DA - A warming cover for coffee, teapots or the like consisting of a padded cover. : de en
  • GB642309A - Improvements in and relating to electric motor control : en
  • US2520199A - Ditch pipe forming machine : en
  • US2520599A - Art of scudding hides : en
  • US2520842A - Multicolor cinematography method : en
  • US2520413A - Hand tool for gardening : en
  • FR965029A - : fr
  • FR964962A - : fr
  • FR965084A - : fr
  • FR964974A - : fr
  • US2520426A - Hydraulic jack : en
  • DK71417C - Receiving system for receiving time-modulated impulses. : da en
  • DE1612410U - SOCIAL GAME. : de en
  • FR964985A - : fr
  • GB642368A - Improvements in or relating to radio navigation systems : en
  • GB642128A - Improvements relating to methods of decomposition of waste sulphuric acid to sulphurdioxide : en
  • US2520117A - Trash clearing device for harrow teeth and the like : en
  • DEP0007747DA - Display device on film camera cartridges : de en
  • ES24054U - Pacifier. (Machine-translation by Google Translate, not legally binding) : en es
  • GB642311A - Improvements in and relating to heat-exchange apparatus : en
  • ES190876A1 - A GOVERNMENT APPARATUS FOR THE RUDDER OF A VESSEL BY HYDRAULIC TRANSMISSION : en es
  • FR964911A - : fr
  • USD159921S - Play pen for infants and children : en
  • FR964951A - : fr
  • FR965027A - : fr
  • DE1612476U - WASTE HEATER : de en
  • US2520422A - Continuous hydrogenation of unsaturated fatty acids and fatty esters : en
  • US2520432A - Viewer for transparent pictures : en
  • US2520554A - Lading strap anchor for freight cars : en
  • US2520585A - Branding chute for cattle : en
  • FR964946A - : fr
  • FR964968A - : fr
  • CA467664A - Control systems : en fr
  • DE800105C - Wheel hub for motorcycles : de en
  • DEU0000081MA - Device for shaping sanding with centerless sanding machines using the straight-through method. : de en
  • USD159942S - Stirring apparatus drive wheel : en
  • FR964994A - : fr
  • US2520509A - Resistor : en
  • US2520714A - Electrodynamic hand microphone of the pressure gradient type : en
  • CH270183A - Sectional radiators. : de en
  • DEP0000997DA - Filter structure, especially for ultra-high frequency vibrations : de en
  • DE800088C - Spring push rod for curtains : de en
  • FR964924A - : fr
  • US2520361A - Combined filing spindle, guard, and punch : en
  • CH270315A - Drilling tool for making center holes. : de en
  • US2520131A - Selector switch carriage control means : en
  • US2520622A - Corn picker mounting frame : en
  • US2520348A - Discharging apparatus : en
  • US2520603A - Method of and means for utilizing charged-particle radiation : en
  • AU152124B2 - Selection system tor electrical circuits or equipments : en
  • ES24116U - Container to contain chemical and soapy substances, suitable for travel, washing and hygiene equipment. (Machine-translation by Google Translate, not legally binding) : en es
  • US2520233A - Decoy anchor : en
  • AU147290B2 - Improvements in or relating to apparatus lor feeding materials to bucket conveyors : en
  • DE1612628U - SCHAREGGE. : de en
  • DK71424C - Weight for weighing live animals. : da en
  • GR12585B - CANNER OF BEVERAGES AND OTHER BEVERAGES OF CELLULAR MOVIES OF CINEMATO MOVIES. : el en
  • DE1612459U - SHIPPING BOX. : de en
  • ES24091U - Support for placement of price indicator numbers. (Machine-translation by Google Translate, not legally binding) : en es
  • FR965048A - : fr
  • US2520227A - Binder for shirt cuffs and plackets : en
  • CH270309A - Press casting machine. : de en
  • US2520201A - Stereotype plate casting machine : en
  • US2520365A - Auto mirror bracket : en
  • US2520657A - Ventilating system for dry closets and septic tanks : en
  • US2520891A - Drying of starchy foodstuffs : en
  • CA467667A - Agricultural implements : en fr
  • CH270417A - Low oil signaling device. : en fr
  • US2520814A - Impulse emitting device : en
  • DEP0043456DA - Dispensing hose counter : de en
  • GB642092A - Manufacture of therapeutically active sulphur compounds : en
  • CA467591A - Placenta filters : en fr
  • CA467692A - Ultra high frequency electron discharge devices : en fr
  • DE1612540U - CONTAINER TO ACCEPT A CIGARETTE PACKAGE WITH A SINGLE DISPENSER. : de en
  • DE1612614U - PIPE WINDOWS FOR COOKERS OF ALL KINDS. : de en
  • US2520203A - Bottleholder : en
  • US2520772A - Brassiere : en
  • CH270178A - Frame on window. : de en
  • CH270346A - Device for the combustion of fuel in a rapidly flowing air stream. : de en
  • DE800117C - Unloading device for railway log wagons : de en
  • US2520222A - Lattice type grille : en
  • AU2960449A - Improvements in and relating to box-making : en
  • DE1612512U - HEADGEAR FOR Mardi Gras. : de en
  • AU150094B2 - Improvements in and relating to sparking plugs : en
  • CA467756A - Sizing material : en fr
  • DE1612483U - SCALE FOR INCLINATION SCALES. : de en
  • DE1612664U - DRAGON WITH SOUNDING DEVICE. : de en
  • PL34132B1 - Device for the production of pulp from materials containing lignocellulose : en pl
  • US2520658A - Method of galvanizing cylindrical tanks : en
  • US2520414A - Hat or clothes tree : en
  • CA467793A - Electrolytic water correction devices : en fr
  • DE800098C - Dump truck : de en
  • US2520311A - Shuttle eye block : en
  • US2520539A - Garment and collar construction : en
  • US2520171A - Electric discharge device : en
  • US2520202A - Treatment of filaments, foils, and similar articles : en
  • US2520458A - Bale carrier : en
  • AU146076B2 - Improvements in or relating to axial flow turbines and compressors : en
  • CH270238A - Suspenders. : de en
  • DE1612507U - SOCCER BOARD GAME. : de en
  • DE1612551U - ILLUMINATED SIGN DEVICE. : de en
  • DE1612511U - DOG FIGURES WITH STEEL MAGNETIC CORE AS PLAY AND JOKE ARTICLES. : de en
  • US2520543A - Table trolley, or the like : en
  • US2520679A - Thermoelectric generating device : en
  • DEP0027025DA - Process for sealing pressure vessels : de en
  • FR964920A - : fr
  • DE1612696U - HEATING REGISTER. : de en
  • ES24087U - Crown cap perfected (Machine-translation by Google Translate, not legally binding) : en es
  • FR965037A - : fr
  • PL34164B1 - : en pl
  • USD159941S - Game piece : en
  • US2520121A - Lock screw or the like : en
  • US2520420A - Tank turret control : en
  • US2520668A - Game board for playing a simulated game of football : en
  • US2520896A - Fluid transmission connection : en
  • CH270271A - Packing paper designed as a cushion. : de en
  • CA467701A - Evaporators : en fr
  • CH270174A - Process for manufacturing hexachlorcyclohexane. : en fr
  • CH270311A - Cold tube bending machine. : en fr
  • CH270439A - Retractable landing gear on aircraft. : de en
  • AU147149B2 - Preheater and vapourizer for gas turbine engines : en
  • CH270454A - Automatic firearm with one-piece breech block. : de en
  • US2520174A - Transmitter biasing circuit : en
  • ES192746A1 - A NEW SALES SYSTEM VIA FILM TICKETS : en es
  • FR965100A - : fr
  • GB642378A - Improvements in and relating to felts for paper making machines : en
  • CA467694A - Radio direction finders : en fr
  • AU3531250A - Electrical current generating and distributing means adapted for use in internal combustion engine ignition systems orthe like : en
  • CH270339A - Injection device for internal combustion engines. : de en
  • DE1612384U - SPICE SHAKER WITH MULTIPLE CONTAINERS FOR DIFFERENT SPICES. : de en
  • DE1612560U - COMBINATION ROLLER AND ROLLER. : de en
  • US2520161A - Carboxyalkyl ethers of carbohydrate gums : en
  • US2520330A - Tire loosening tool : en
  • USD159883S - Tube holder : en
  • USD159915S - Combined siren and spotlight or the like : en
  • AU3537750A - Improvements in and relating tothe production of translucent polymeric material from liquid monomeric esters : en
  • US2520351A - Hand tool for making cloth-covered buttons : en
  • US2520271A - Fountain type screen painter : en
  • CA467752A - Alpha, alpha'-dithiocarbono-dialiphatic acids : en fr
  • CH270452A - Process for the preparation of an acidic disazo dye. : de en
  • AU3538450A - Improvements in mobile trimming apparatus : en
  • DE1612605U - ELECTRIC FRATER. : de en
  • DEP0014881DA - Process for the production of plastics from silicon esters : de en
  • GB642260A - Improvements in or relating to lathes and like machines : en
  • CH270429A - Device on vehicles for turning a headlight in a curve. : de en
  • US2520353A - Tire pressure alarm switch : en
  • US2520646A - Electroacoustic transducer : en
  • USD159929S - Automotive vehicle hood ornament : en
  • US2520578A - Oven : en
  • DE1612578U - RAIL FASTENING. : de en
  • AU2893649A - Improvements relating to plastic moulding machines : en
  • US2520800A - Device for tying baling wires : en
  • US2520470A - Process of treating fatty acids : en
  • US2520589A - Suction cleaner : en
  • DE1612386U - DOUBLE BED COUCH. : de en
  • DE1612544U - SHUT-OFF VALVE, IN PARTICULAR FOR FUEL LINES ON MOTOR VEHICLES. : de en
  • ES192383A1 - A FLEXIBLE RAIL SYSTEM FOR TRAINS OF TOYS AND THE LIKE : en es
  • GB642210A - Improvements relating to the conditioning treatment of cereal grain : en
  • DE1612504U - WOOD HEEL. : de en
  • ES24037U - Wrench for nuts (Machine-translation by Google Translate, not legally binding) : en es
  • FR965005A - : fr
  • AU148943B2 - Improvements in or relating tothe drafting of textile fibres : en
  • ES24059U - Feet for folding bassinet-cradle (Machine-translation by Google Translate, not legally binding) : en es
  • US2520889A - Apparatus for cleansing eggs in bulk : en
  • US2520471A - Traveler for ring twisters : en
  • US2520776A - Steering assembly for loaded trucks and trailers : en
  • USD159910S - Coin bank : en
  • DE800116C - Saddle box : de en
  • ES22581Y - Perfected tooth garment. : en es
  • FR965077A - : fr
  • GB642124A - Improvements in footwear : en
  • CA467649A - Reclosing circuit interrupters : en fr
  • PL34138B1 - : en pl
  • US2520177A - Variable rejection filter : en
  • ES24050U - Toy ball gun machine. (Machine-translation by Google Translate, not legally binding) : en es
  • AU2977949A - Improvements in and relating to valves for water softeners : en
  • AU3533350A - An improved automatic blowdown valve : en
  • BE494174A - : en
  • US2520128A - Litter rack : en
  • US2520675A - Mounting stud for junction boxes : en
  • GB642098A - Improvements to systems including aerial trackways : en
  • GB642376A - Improvements in hydraulic apparatus for supplying fluid under pressure : en
  • CA467731A - Door operators : en fr
  • CA467782A - Dynamo-electric machines : en fr
  • DE800085C - Pattern setup on circular knitting machines : de en
  • ES193428A3 - A GASOLINE STARTING DEVICE FOR DIESEL ENGINES : en es
  • CH270385A - Sheet metal frame to support an inverted incandescent sleeve. : en fr
  • DE1612479U - COVER GRID. : de en
  • ES24124U - Improved fuel filter (Machine-translation by Google Translate, not legally binding) : en es
  • US2520308A - Frequency shift converter : en
  • US2520674A - Compressor unloader : en
  • US2520179A - 4-thiazolidones and a method for preparation thereof : en
  • US2520158A - One-piece spring jack frame : en
  • US2520252A - Reversing mechanism for skids of paper : en
  • US2520504A - Electric printing : en
  • US2520696A - Dynamometer : en
  • CH270282A - Ballpoint pen with water-soluble ink concentrate filling. : de en
  • US2520288A - Plug cock : en
  • USD159893S - Child s slipper holder : en
  • AU3528450A - Improvement in refrigerating systems : en
  • CH270399A - Process for the preparation of p-amino-salicylic acid. : de en
  • DE1612626U - TOBACCO PIPE. : de en
  • US2520593A - Venetian blind bracket : en
  • CH270274A - Roller lock for the application rollers on printing machines. : de en
  • FR964938A - : fr
  • US2520549A - Spout, including a split circular channel-shaped attaching band : en
  • US2520738A - Posting tray : en
  • CH270433A - Pivoting device, in particular for locomotives. : en fr
  • DE1612669U - DEVICE FOR HOLDING WATCHES, IN PARTICULAR WRISTWATCHES OR THE LIKE. : de en
  • GB642282A - Improvements in fishing reels : en
  • CA467732A - Reflex harmonic generators : en fr
  • DE800118C - Device for the automatic conveyance of bulk goods from a fixed loading point to a fixed unloading point with an electrically driven conveyor carriage : de en
  • GB642362A - An improved method of, and means for, supporting and adjusting movable shuttering for use in the construction of walls or the like from concrete or similar material : en
  • DE800093C - Bracket for shuttering and cleaning high walls and like : de en
  • DEP0025669DA - Gap sealing on waste water centrifugal pumps and water turbines. : de en
  • ES24083U - Band inverter for secret telephony. (Machine-translation by Google Translate, not legally binding) : en es
  • AU149027B2 - Improvements in television apparatus : en
  • US2520379A - Brush support : en
  • USD159917S - Spoon or similar article : en
  • US2520407A - Removal of inorganic matter from petroleum residua : en
  • US2520594A - Apparatus for the liquid treatment of thread : en
  • US2520632A - Hydraulic pump or motor : en
  • USD159894S - Child s slipper holder : en
  • PL34129B1 - A method of pre-softening water used to feed steam boilers and similar tanks and a device for carrying out the method : en pl
  • AU147630B2 - Improvements in speed change mechanism for use in counting apparatus : en
  • BE495568A - ELECTRICAL INSTRUMENT OR APPARATUS CONSISTING OF AT LEAST TWO ELEMENTS OR CELLS. : en fr
  • US2520826A - Means for preventing deformation of tubular cores : en
  • USD159908S - Meat tenderizer or similar article : en
  • US2520155A - Sweep circuit for cathode-ray tubes : en
  • US2520677A - Magnetic gradient measurement : en
  • DE800081C - Electrically insulating reinforced concrete sleeper : de en
  • BE495522A - : en
  • BE495630A - PROCESS FOR PREPARING TOOTHPASTE AND OTHER MOUTH HYGIENE PRODUCTS, AND ARTICLES THUS OBTAINED. : en fr
  • CA467682A - Processes for obtaining laminated products : en fr
  • DE1612550U - SHEET FOR BOOKINGS WITH DETACHABLE STRIPES. : de en
  • DE1612385U - SELF-LOCKING CHAIN WINCH FOR GARMENT LIFT. : de en
  • DET0000131MA - Loudspeaker arrangement : de en
  • USD159925S - Brooch or similar article : en
  • AU3018649A - Improved manually operated sifter : en
  • CA467745A - Morpholine salts of sulphonated azo dye components and their preparation : en fr
  • CH270352A - Dispositif de réglage de la puissance d'un ensemble de machines synchrones. : de en fr
  • US2520210A - Mower sickle grinder : en
  • CH270325A - Machine element. : en it
  • AU142093B2 - An improved compression pump : en
  • US2520359A - Road-grading attachment : en
  • US2520534A - Multiplex pulse repeater : en
  • US2520276A - Halogenated compounds of the cholenic acid series : en
  • CH270427A - Foldable car for children. : en fr
  • US2520457A - Pole gaining machine : en
  • US2520769A - Sewed seam ripper : en
  • US2520771A - Diaphragm valve : en
  • US2520797A - Bath level and temperature control : en
  • US2520231A - Corner brace for furniture : en
  • SU82070A1 - Mine lifting machine brake : en ru
  • CH270428A - Device for driving a machine attached to a tractor with a power take-off shaft. : de en
  • FR964969A - : fr
  • DE1612498U - FOLDING SAMPLE SUITCASE, IN PARTICULAR FOR SHOES. : de en
  • CA467757A - Cracking hydrocarbon oils : en fr
  • ES192674A1 - A MACHINE FOR THE MANUFACTURE OF STAPLES FOR SEWING PAPERS AND ANALOGUES : en es
  • GB642316A - Improvements in or relating to polisher components for use in machines adapted for polishing floors and the like : en
  • US2520431A - Attachment for cranes : en
  • US2520711A - Composition of crotyl cellulose and compatible butadiene copolymer : en
  • CH270192A - Machine for countersinking fine stones. : de en
  • CH270464A - Power plant with continuously variable transmission. : de en
  • DE1612599U - MOUNTING STRIP FOR FLUORESCENT LAMPS. : de en
  • DE1612682U - CORD SWITCH. : de en
  • DK71415C - Directional antenna system. : da en
  • US2520402A - Wire-wrapping machine : en
  • SU77850A1 - Loading machine : en ru
  • US2520548A - Ice skate : en
  • US2520564A - Load holding attachment for industrial trucks : en
  • CA467634A - Sleeping car arrangements : en fr
  • DE1612617U - RECTANGULAR CLOSING PLATE WITH DIAGONAL STRUT. : de en
  • DEJ0000148MA - Noise-dampening table or chair base made of soft, elastic material : de en
  • US2520614A - Variable coupling device : en
  • US2520733A - Polymers of trimethylene glycol : en
  • USD159931S - Schlenker clock : en
  • US2520164A - Fluid heating : en
  • CH270320A - Hammer mill. : de en
  • GB642084A - Improvements in and relating to the refining of metals : en
  • GB642287A - Improvements in and relating to the connection of spigotted components of multi-stage compressor rotors : en
  • US2520535A - Control system for air-conditioning apparatus : en
  • CH270235A - Sanitary napkin holder. : en fr
  • PL34151B1 - : en pl
  • US2520737A - Process of joining thick sheets of polyethylene : en
  • DE1612606U - CRAFT NEEDLES MADE OF PLASTIC WITH A STEEL INLAY. : de en
  • ES24057U - Porta-portraits and posters announcing (Machine-translation by Google Translate, not legally binding) : en es
  • GB642332A - Improvements in and relating to food-drying apparatus : en
  • GB642374A - Improvements in or relating to circular knitting machines of the independent needle type : en
  • DE1612654U - BALL GAME. : de en
  • GB642307A - Cooking ranges : en
  • DE800107C - Vehicle wheel : de en
  • DEP0000757DA - Device plug : de en
  • GB642105A - Improvements relating to the application of protective coatings such as enamel compositions to metal surfaces : en
  • US2520881A - Portable stand or rack : en
  • GB642267A - Condenser with a laminated dielectric thickened at its marginal portions : en
  • GB642355A - Improvements in dentures and artificial teeth : en
  • GB642088A - Plough body : en
  • US2520173A - Process for preparing unsupported films of tetrafluoroethylene polymers : en
  • US2520781A - Button structure : en
  • DEP0002694DA - Screw connection with wire helix nut : de en
  • US2520287A - Golf club guiding device : en
  • DE1612645U - NEW FASTENING OF THE RUBBER HOES. : de en
  • GB642190A - Improved shaft bearing : en
  • GB642395A - Improvements in or relating to gumming or pasting machines particularly for use in connection with bookbinding : en
  • ES192930A1 - A NEW PROCEDURE FOR THE MANUFACTURE OF BALLS USED IN SPORTS : en es
  • ES190949A1 - A MECHANISM FOR AUTOMATICALLY PLACING, REMOVING AND CHANGING THE TWO WEIGHTS ON PRECISION BALANCES : en es
  • ES24076U - Fruit juicer, perfected. (Machine-translation by Google Translate, not legally binding) : en es
  • FR965058A - : fr
  • DE1612437U - MOTOR VEHICLE BOX, ESPECIALLY MADE OF SHEET METAL. : de en
  • ES23155Y - Needle needle threader : en es
  • ES24094U - Apparatus for determining the level of water near and distant from it, applicable to ships, wells, reservoirs and similar places. (Machine-translation by Google Translate, not legally binding) : en es
  • ES23885U - Table, perfected football distraction. (Machine-translation by Google Translate, not legally binding) : en es
  • GB642094A - Improvements in or relating to radio navigational aid systems : en
  • FR965042A - : fr
  • GB642144A - Machine for grinding toothed tools : en
  • DEP0004179BA - Process for the production of housings for high pressure gate valves : de en
  • US2520293A - Mercaptoacetanilide derivatives : en
  • US2520151A - Adjustable-electrode arc welding torch : en
  • US2520489A - Means for exact reading of the phase position of an arbitrary impulse in a periodically recurrent series of impulses : en
  • US2520806A - Welding electrode : en
  • DK71427C - Apparatus for batch delivery of lubricants. : da en
  • DER0001311MA - Process for the production of sandpaper, abrasive cloth and the like. : de en
  • FR964998A - : fr
  • US2520510A - Capacity control for steam generators : en
  • DE1612514U - PACKAGING BOX. : de en
  • FR964986A - : fr
  • GB642201A - Improvements in or relating to a windshield washing apparatus : en
  • CH270383A - Moving coil relay. : de en
  • US2520412A - Swinging cooker : en
  • US2520759A - Setting and releasing emergency foot brake mechanism : en
  • US2520799A - Camera having film cutoff knife and removable magazine : en
  • GB642246A - Improvements in machines for continuously spinning textile fibres : en
  • DE1612356U - Device for hosing down and washing vehicles. : de en
  • US2520393A - 2-nitrophenyl dialkyl phosphates and thiophosphates : en
  • GB642321A - Improvements in or relating to the treatment of coconuts : en
  • US2520437A - Ornamental glass for picture and mirror mountings : en
  • US2520877A - Vacuum cleaner : en
  • PL34136B1 - : en pl
  • DE1612381U - FOLDING LIGHT STICK LADIES UMBRELLA WITH ELECTRIC INTERIOR LIGHTING AND ELECTRIC STICK LAMP IN THE HANDLE OF THE UMBRELLA, TO BE USED AS UMBRELLA AND ELECTRIC STICK LAMP. : de en
  • GB642295A - Improvements relating to rectifier circuits : en
  • FR965073A - : fr
  • GB642086A - A method of removing carbon from steel : en
  • GB642288A - System for dispensing measured quantities of liquefied gas : en
  • DE1612571U - UEGEL FOR THE TAILORING. : de en
  • DEP0031856DA - Pulverized coal firing : de en
  • FR964928A - : fr
  • US2520635A - Optical system : en
  • US2520684A - Self-closing dispensing device : en
  • AU3534250A - Thrust indicator system : en
  • DE1612502U - LEVER-Crank. : de en
  • DE1612608U - CUTTING DISC. : de en
  • DEP0005325DA - Pneumatically controlled shut-off valve : de en
  • ES24055U - Capsule for closing bottles and similar type containers. (Machine-translation by Google Translate, not legally binding) : en es
  • AU147523B2 - Improvements in pneumatic elevators for flour mill stocks : en
  • BE497370A - Machine à dépouiller les tiges de houblon. : en fr
  • CA467625A - Thermostats : en fr
  • US2520130A - Night switching for private automatic branch exchanges : en
  • US2520235A - Rotating disk game : en
  • US2520452A - Demountable stair structure : en
  • CA467590A - Grinding wheel dressing mechanism : en fr
  • DE1612490U - FREE-WHEEL CRANKS, IN PARTICULAR FOR THE HANDBRAKES OF TRAMWARDS. : de en
  • ES22903Y - Universal use clinical mask for the application of analgesics through the respiratory route. : en es
  • US2520401A - Production of thiosulfenamides : en
  • US2520899A - Electrical instrument : en
  • US2520764A - Pickup device for corncobs and the like : en
  • GB642141A - Improved heating element for electric resistance furnace : en
  • US2520373A - Turbine blade and method of making the same : en
  • US2520209A - Operating mechanism for change speed gears : en
  • AU3534650A - Selection system tor electrical circuits or equipments : en
  • CA467615A - Car door handle lights : en fr
  • DE1612563U - WALL MONITORING DEVICE. : de en
  • CH270304A - Luminous clock. : en fr
  • DE1612393U - CLEAR DISTRIBUTION CAP WITH CANDLE CONTROL. : de en
  • CA467641A - Arrangements for improving the commutation in contact converters : en fr
  • LU30095A1 - : en
  • SU85646A1 - Method for measuring well curvature : en ru
  • ES24110U - Folding Wall Lunch Box : en es
  • US2520516A - Cyclic amines and method of making them : en
  • US2520770A - Bath spray : en
  • ES24063U - Foldable box for injectables (Machine-translation by Google Translate, not legally binding) : en es
  • US2520219A - Signaling device : en
  • CA467754A - Clothes driers : en fr
  • DE1612637U - SYNC FLASH LAMP. : de en
  • GB642134A - Preparation of quinazolones : en
  • DE1612475U - STRAP FOR MINING LIGHTS. : de en
  • ES193603A3 - A FLUID MIXING DEVICE : en es
  • DE1612499U - PLATE FOR DELIVERY OF COLONIAL GOODS. : de en
  • FR964927A - : fr
  • FR965079A - : fr
  • FR965043A - : fr
  • GB642208A - Improvements in or relating to containers for powder : en
  • GB642352A - Improvements in or relating to vehicle heating devices : en
  • PL34154B1 - : en pl
  • GB642158A - Improved arrangement for radio beacon transmitters : en
  • DE800045C - Mixer : de en
  • ES24065U - Useful for sharpening knives and cutting glass (Machine-translation by Google Translate, not legally binding) : en es
  • DEM0000341MA - Process for the production of rail couplings on the tracks of toys and model railway systems : de en
  • CH270220A - Spindle drive device on a textile machine, in particular on spinning and twisting machines. : de en
  • CH270384A - Device for supporting and operating the cover of an electric oven. : en fr
  • DES0001090MA - Spring-loaded, height-adjustable swivel chair support. : de en
  • DE800089C - Double sofa bed : de en
  • CH270222A - Yarn reel to make it easier to wind up yarn, but especially to unwind it during knitting. : de en
  • DK71425C - Device with tone arms for gramophones. : da en
  • US2520381A - Condensation of ethylene oxide with carboxylic acid amides : en
  • US2520541A - Device for setting or checking gauges : en
  • US2520773A - Orthodontic device : en
  • US2520336A - Agitator for laundry machines : en
  • DEP0052424DA - Air conditioning, especially for textile companies, printing companies, etc. : de en
  • GB642363A - Improvements in or relating to tyre mountings : en
  • US2520651A - Artificial carbons for electrical and the like uses : en
  • US2520416A - Insertable sanitary unit for telephone transmitters : en
  • ES24066U - Pieces or after continuous textiles with weft and warp to the bias with or without mpregnacºn (Machine-translation by Google Translate, not legally binding) : en es
  • GB642322A - Temperature responsive control mechanism : en
  • DE1612397U - ENVELOPE. : de en
  • US2520270A - Multipole electric switch : en
  • US2520788A - Automatic cooking device : en
  • CA467669A - Cabinet construction : en fr
  • US2520481A - Magazine or container for holding and dispensing razor blades : en
  • US2520342A - Tool : en
  • US2520640A - Electroacoustic transducer : en
  • US2520765A - Symmetrical neutralized mounting of amplifiers of large power for short waves : en
  • PL34175B1 - : en pl
  • US2520577A - Apparatus for mixing molten glass : en
  • USD159888S - Bourner heater : en
  • GB642278A - Improvements in or relating to couplings for detachable connection with lubricant nipples : en
  • CA467791A - Precast concrete structural members and their connections : en fr
  • US2520479A - Substituted piperazines and method of preparing the same : en
  • PL34157B1 - A method of producing fabrics with the use of gripper looms and a device for performing this method : en pl
  • US2520349A - Induction apparatus for metal coating : en
  • USD159884S - Combination box and display device : en
  • USD159924S - Brooch or similar article : en
  • FR965017A - : fr
  • FR965053A - : fr
  • US2520670A - Polyglycerols : en
  • PL34133B1 - Method for the production of highly polymerized esters of polymethylene glycol and terephthalic acid : en pl
  • US2520304A - Honey capping melter : en
  • GB642346A - A process for the manufacture of heterocyclic bases : en
  • FR965092A - : fr
  • GB642167A - Improvements in or relating to pockets for overcoats or the like : en
  • GB642240A - Improvements in the apparatus used for the distillation of aluminium : en
  • US2520480A - Frequency modulation receiver : en
  • US2520743A - Break-back implement attachment for tractors : en
  • US2520756A - Exhaust silencer for internalcombustion engines : en
  • GB642273A - Improvements in and relating to apparatus for winding threads or the like : en
  • USD159913S - Vehicle cab : en
  • US2520332A - Chlorinated anacardic compositions : en
  • AU149391B2 - Improvements in speed governors : en
  • CH270168A - Double plow. : en fr
  • DEP0045130DA - Process for the preparation of 6-alkyl-2-thiouracil compounds : de en
  • ES22618Y - Hanger : en es
  • US2520410A - Film viewing device : en
  • DEP0002361BA - Welded gate valve body : de en
  • DEP0031083DA - Process for achieving a required concentration of the yield in the top of a cyclone : de en
  • US2520521A - Fastener forming and inserting machine : en
  • DE1612364U - PRESSED OR INJECTED OBJECTS FOR EVERYDAY NEEDS MADE OF TRANSLUCENT RESIN. : de en
  • DE1612592U - DEVICE PLUG. : de en
  • FR964943A - : fr
  • GB642126A - Improvements in aeroplane and like propellers : en
  • GB642231A - Improvements in toy models : en
  • ES24048U - Protective cover. (Machine-translation by Google Translate, not legally binding) : en es
  • AU148908B2 - An artificial tooth, the enamel portion ofwhich comprises the copolymerisation product ofan olefinic substance andan unsaturated polyester : en
  • FR964964A - : fr
  • AU144342B2 - Improved apparatus for performing finishing operations on moulded articles : en
  • GB642125A - Blast-preheater : en
  • DE800094C - Farm buildings, especially for agricultural purposes : de en
  • ES24067U - Brooch for purses cases and similar (Machine-translation by Google Translate, not legally binding) : en es
  • US2520119A - Electron tube : en
  • US2520388A - Apparatus for supporting combustion in fast-moving air streams : en
  • US2520482A - Insulated conduit : en
  • US2520621A - Frequency discriminator : en
  • US2520347A - Cartoon toy : en
  • US2520816A - Cooking stove : en
  • US2520869A - Fluid flow indicator : en
  • US2520590A - Apparatus for treatment of stiff joints : en
  • US2520780A - Crab net : en
  • US2520837A - Saw gauge : en
  • US2520605A - Brush applicator carried by closure : en
  • US2520803A - Carrying rack for roll-ball game equipment : en
  • US2520856A - Fuel pump control means : en
  • AU3534850A - Improvements in and relating to devices for closing up containers more particularly bottles by means of tin lid : en
  • CA467730A - Electric cable systems : en fr
  • US2520467A - Receptacle and closure means therefor : en
  • US2520532A - Electrically heated oven : en
  • US2520820A - Safety shutoff for oil treaters : en
  • CH270272A - Object comprising assembled elements. : en fr
  • CH270403A - Feedback electric wave amplifier. : en fr
  • DE1612473U - CLIP. : de en
  • DE800074C - Lighter for the gas stove or the like. : de en
  • CA467601A - Furfuraldehyde-ketone resin : en fr
  • FR964960A - : fr
  • DEP0041144DA - Coat rack : de en
  • DE1612556U - PUMP HOLDER WITH LOCK FOR BICYCLES. : de en
  • CA467586A - Cooling means for dynamo-electric machines : en fr
  • CH270287A - Device for determining the channel profile of V-belt pulleys. : de en
  • DEP0016251DA - Jig : de en
  • ES190950A1 - AN IMPROVED SINGLE SCALE OPTICAL PROJECTION SYSTEM ON A SCREEN : en es
  • GB642350A - Improvements in or relating to resinous compositions : en
  • US2520852A - Pharmaceutical article : en
  • CH270434A - Rail vehicle with spring-loaded axle guide. : de en
  • DE800077C - Device for robbing iron pit stamps u. like : de en
  • US2520309A - Foot and leg rest : en
  • US2520740A - Voting machine : en
  • US2520855A - Closure operator : en
  • US2520885A - Dry shaver with hair receiving receptacle : en
  • FR965036A - : fr
  • GB642359A - Improvements in or relating to a method of treating a tow of filaments or threads ina limited space : en
  • FR965075A - : fr
  • ES192252A1 - ONE GASOLINE TWO STEP VALVE KEY : en es
  • FR965094A - : fr
  • DE1612430U - COMBINED CABINET, SEAT AND SLEEPING FURNITURE. : de en
  • DE1612597U - ISOLATOR FOR ELECTRIC FENCES. : de en
  • CA467740A - Hoists : en fr
  • DE1612591U - FOOT SWITCH. : de en
  • US2520262A - Cooler of discharge tubes : en
  • FR964906A - : fr
  • GB642388A - Improvements in or relating to scaffolding : en
  • US2520317A - Bomb handling means : en
  • US2520488A - Lawn renovating machine : en
  • GB642261A - Improvements in abrasive blasting machines : en
  • GB642334A - Improvements in and relating to the clinching of nails, when joining pieces of wood or the like : en
  • DEP0002772BA - Manufacture of transformer steel : de en
  • ES24049U - Armored security bolt (Machine-translation by Google Translate, not legally binding) : en es
  • ES24080U - A mechanical pump for the supply of small quantities of gasoline or other liquids (Machine-translation by Google Translate, not legally binding) : en es
  • GB642219A - Combined knife holder and guard : en
  • FR965078A - : fr
  • US2520473A - Spring pressed center pin for lathes : en
  • ES22800Y - Safety latch applicable to locks. : en es
  • US2520162A - Bushing replacer : en
  • SU83859A1 - The method of obtaining the flanked profile of involute gear cutting chisels : en ru
  • US2520178A - 2, 3-diaryl-4-thiazolidones and their preparation : en
  • US2520443A - Planetary gear speed wrench : en
  • US2520782A - Boat : en
  • US2520673A - Acid salts of an n-acetyl-10-trimethylammoniumdihydrohomomeroquinene ethyl ester and their production : en
  • GB642285A - Improvements in or relating to spring balances : en
  • US2520163A - Hand-operated seed planter with rotary agitator : en
  • US2520306A - Pressure balanced packing : en
  • US2520860A - Process for the production of water gas and like synthesis gases : en
  • USD159882S - Tube holder : en
  • AU3029649A - An improved construction of revolving and adjustable chair for typists andother operatives : en
  • CA467749A - Suction rolls for paper-making machines : en fr
  • DE1612500U - STAND FOR DEMONSTRATION PURPOSES AND THE LIKE. : de en
  • DE1612535U - Curlers. : de en
  • ES24125U - Closure for belts. (Machine-translation by Google Translate, not legally binding) : en es
  • FR965089A - : fr
  • DE1612700U - MECHANICAL RETRIEVING AND RELEASE DEVICE FOR DRIVING NETS ON HERRING LOGGERS. : de en
  • US2520340A - Emergency alarm system : en
  • US2520557A - Rain gauge : en
  • US2520588A - Shutoff for automatic sprinklers : en
  • US2520280A - Nitbile substituted dithiocar : en
  • US2520517A - Apparatus for drilling wells : en
  • US2520618A - Overhead rolling door assembly : en
  • US2520726A - iota-cholesterylmalonic acid and derivatives thereof : en
  • AU150443B2 - Water impermeable films comprising a coated regenerated cellulose base and their manufacture : en
  • CH270423A - Fitting from which at least part of a box is to be made by folding. : de en
  • US2520182A - Electron discharge apparatus : en
  • US2520454A - Production of dry sulfur trioxide : en
  • FR965068A - : fr
  • AU2959149A - Improved supporting or mounting means for upholstery springs : en
  • CA467588A - Elastic snap ring fasteners : en fr
  • DE1612672U - BODY & DRAW LINKS. : de en
  • DE1612470U - COOLING PLANT USING DRY ICE FOR REFRIGERATED GOODS. : de en
  • GB642211A - Improvements in and relating to removable caps for liquid containers : en
  • US2520598A - Tilting type electric induction furnace : en
  • US2520775A - Room heater : en
  • AU149922B2 - Improvements in recording instruments suitable for use in echo sounding andother submarine signalling systems : en
  • CH270199A - Process for the melting of powder having a melting point between 1000 and 2000ºC, and apparatus for setting up the process. : en it
  • CH270438A - Cartridge ignition device for a catapultable airplane seat. : en fr
  • US2520333A - Truss end construction : en
  • US2520761A - Facsimile recording apparatus : en
  • AU155094B2 - Method and apparatus forthe production of phenols by fusion reaction : en
  • CA467609A - Grain distributors : en fr
  • DE1612632U - NOZZLE DISTANCE GAUGE FOR TURNING MACHINES. : de en
  • ES24079U - Case with special mechanism for lipsticks. (Machine-translation by Google Translate, not legally binding) : en es
  • GB642342A - Improvements in ovens for baking and other purposes : en
  • PL34167B1 - Device for graining melted chemical products : en pl
  • US2520766A - Intermodulation meter : en
  • DE1612549U - TRANSLUCENT NEAR FOOT. : de en
  • FR964959A - : fr
  • USD159902S - Clock case ob similar article : en
  • US2520515A - Casket handling apparatus : en
  • US2520824A - Spray gun for fire apparatus and the like : en
  • US2520851A - Wiring harness and control device for electric blankets or the like : en
  • CH270278A - Device for making bookings and other copy work. : de en
  • PL34150B1 - : en pl
  • US2520707A - Memo recorder : en
  • US2520459A - Locking apparatus : en
  • USD159911S - Combination piano, radio, and phonograph : en
  • CA467672A - Production of polyvinylidene chloride : en fr
  • CH270372A - Protective device on a distribution line with several branches of an electrical installation. : de en
  • US2520290A - Latch for carriage and translating device of phonographs : en
  • US2520581A - Preparation of marshmallow : en
  • AU3531550A - Thread storage-thread advancing device : en
  • CH270266A - Method and device for the continuous production of a fibrous web. : de en
  • US2520831A - Abdominal appliance : en
  • CA467686A - Production of metals : en fr
  • DE1612367U - CHILDREN'S TOYS. : de en
  • DE1612432U - INDEPENDENT SPRING TROUSER TENSIONER. : de en
  • DE1612619U - BLOCK SPLITTING MACHINE. : de en
  • DE1612623U - WATCH STRAP. : de en
  • ES24041U - Coating of plastic materials intended to cover metal objects (Machine-translation by Google Translate, not legally binding) : en es
  • ES24060U - Shielded box model for electric power distribution systems. (Machine-translation by Google Translate, not legally binding) : en es
  • CA467693A - Electrical wave analysing circuits : en fr
  • CH270261A - Process for preparing a copolymerized product. : en fr
  • US2520295A - Control of free piston type internal-combustion compressors : en
  • US2520524A - Blind construction : en
  • US2520666A - Gamma, gamma-dicarbalkoxy butyraldehydes and process : en
  • US2520866A - Method of aligning highway crossing signal lamps : en
  • FR965008A - : fr
  • US2520225A - Brassiere : en
  • US2520320A - Process and apparatus for winning kaolin and the like : en
  • CA467631A - Methods of assembling fin tubes : en fr
  • AU147497B2 - Improved fittings use in respect ofthe tailgates of motor andother trucks or waggons : en
  • AU3528350A - Improvements in speed governors : en
  • AU3530350A - Improvements relating tothe sterilization of liquid foodstuffs and beverages : en
  • ES24082U - New bathtub (Machine-translation by Google Translate, not legally binding) : en es
  • ES190915A1 - A STARTING DEVICE FOR DISCHARGE TUBES IN GAS AND7O IN STEAM : en es
  • CA467779A - Frequency control systems : en fr
  • CH270195A - Sanitary apparatus for water closet. : en fr
  • CA467790A - Dispersive agents and their production : en fr
  • PL34143B1 - : en pl
  • CA467719A - Centrifugal clutch controls : en fr
  • DEP0050585DA - Crushing mill : de en
  • SU84970A1 - Bolt for flange joints for tunnel tubing : en ru
  • US2520419A - Frequency-modulation demodulator : en
  • CA467753A - Enamelled insulator bushings : en fr
  • US2520681A - Caution signal switch for motor vehicles : en
  • CA467792A - Covering materials for walls and other objects and processes for the manufacture of said materials : en fr
  • AU145792B2 - Amill for compounding, mixing and sheeting plastic material : en
  • US2520175A - Liquid dispensing machine with means for controlling the pressure at point of discharge : en
  • US2520377A - Swing seat : en
  • US2520637A - Apparatus for heat-treating granular materials : en
  • USRE23264E - Washing machine having rotary : en
  • FR964975A - : fr
  • US2520275A - Aromatic diquaternary ammonium compounds : en
  • US2520129A - Lubricating system : en
  • US2520197A - Hydrolysis of streptomycin hydrochloride : en
  • FR964966A - : fr
  • DE1612552U - ILLUMINATED ADVERTISING DEVICE. : de en
  • GB642298A - Improvements in wipers for drill pipes : en
  • DEP0052692DA - High pressure shut-off valve : de en
  • ES192205A1 - A SPECIAL TWO-STROKE BIKE ENGINE : en es
  • IE19246L - Manufacture of cigars, cigarillos, etc. : en
  • DE1612370U - SEAL FOR SIPHONS OR SIMILAR ODOR SEALS IN THE WASHBASIN OR SINK, OR THE LIKE. : de en
  • DEP0028149DA - Process for the production of composite metal bodies : de en
  • CH270184A - Electric water heater. : de en
  • US2520583A - Buckle for overall suspender straps : en
  • AU3535650A - Amill for compounding, mixing and sheeting plastic material : en
  • CH270190A - Manufacturing process of cement clinker. : en fr
  • CH270303A - Static camera of so-called relief photography. : en fr
  • US2520597A - Method of making flour size : en
  • US2520172A - -sound intensifier : en
  • US2520689A - Voltage regulating apparatus : en
  • CA467622A - Cyanuric chloride preparation : en fr
  • CH270447A - Process for the production of a new amine derivative. : de en
  • DE1612557U - BICYCLE STAND. : de en
  • CH270333A - Volumetric rotary compressor. : en it
  • CH270213A - Drawer, especially for storing forms. : de en
  • AU3525350A - Improvements in or relating to metal degreasing apparatus : en
  • CH270368A - Resonance relay. : de en
  • GB642398A - Improvements in or relating to receiving apparatus for radio navigation systems : en
  • AU3530150A - Method of removing excess impregnant from impregnated wood : en
  • CH270283A - A method of manufacturing construction toy elements and a device for implementing this method, constituting a toy. : en fr
  • CA467748A - Measurement of light values : en fr
  • CH270279A - Continuous operation apparatus for photographic reproduction of documents. : en fr
  • CH270349A - Flame tube for gas turbine combustion chamber. : de en
  • US2520574A - Laterally swingable flush valve : en
  • US2520859A - Drum trap : en
  • SU84992A1 - Instrument for determining the magnitude of the beating of rotating parts : en ru
  • US2520375A - Adapter : en
  • CA467738A - Electric discharge tubes : en fr
  • CH270332A - Centrifugal compressor for internal combustion engine. : de en
  • AU145441B2 - Improvements in and relating to flexible hose couplings : en
  • US2520629A - Automatically operated venetian blind : en
  • US2520754A - Railway tie : en
  • AU142181B2 - Improved supporting or mounting means for upholstery springs : en
  • CA467783A - Motor ventilation : en fr
  • DEP0037912DA - Filter device : de en
  • BE495488A - Telemetry process : en fr
  • AU151297B2 - Thrust indicator system : en
  • CA467619A - Brake riggings : en fr
  • GB642331A - Improvements in or relating to methods of preparing new resinous compositions from cyclopentadiene and liquid coating compositions containing same : en
  • US2520536A - Door hinge : en
  • CA467765A - Welding pressure controlling apparatus : en fr
  • CA467770A - Selenium rectifiers : en fr
  • CA17804S - Stem for a smoker' s pipe : en
  • CH270424A - Process for vacuum-tight packaging of solid consumer goods. : de en
  • AU3525450A - Improvements relating to surgical, suture, andother sewing needles : en
  • AU151687B1 - Improvements in or relating to a non-stressed dimensionally stable tape and method of making the same : en
  • SE129257C1 - : en sv
  • CH270210A - Desk with at least one adjustable device for holding a bureau machine in order to be able to supply it when not in use. : de en
  • US2520661A - Crucifix : en
  • CH270294A - Electrical device for monitoring the intensity profile of audio-frequency signals. : de en
  • DEG0000604MA - Two-stroke internal combustion engine with flushing of the crankcase : de en
  • CA467715A - Threshold plates for railway cars : en fr
  • US2520501A - Connector : en
  • CH270316A - Saw. : de en
  • DK71418C - Electric alternator. : da en
  • GB642318A - Improvements relating to absorption media for carbon monoxide and to the treatment of gases containing carbon monoxide : en
  • US2520491A - Puppet for stop-motion technique : en
  • CA467696A - Shoe construction : en fr
  • CH270401A - Teleprinter receiving device. : en fr
  • DE1612572U - LIGHTING EQUIPMENT WITH FLUORESCENT TUBES. : de en
  • DE1612676U - SEAT BARS. : de en
  • FR965049A - Manufacture of glycolic esters of terephthalic acid : en fr
  • GB642263A - Improvements in the welt turning mechanism of straight-bar knitting machines : en
  • US2520719A - Blanching apparatus : en
  • US2520135A - Warping apparatus : en
  • US2520607A - Cam-making lathe attachment : en
  • US2520655A - Toolholder : en
  • USD159940S - Souvenir plaque : en
  • CA467713A - Automatic doughnut formers : en fr
  • CH270291A - Ring scale for pressure and volume measurement. : de en
  • US2520284A - Time announcing phonograph : en
  • US2520835A - Harvesting tractor and drive control therefor : en
  • DE1612565U - BALL GAME IN LOCKED CAN. : de en
  • DE1612675U - WATER REFRIGERATOR. : de en
  • DE1612689U - PRESSURE-RESISTANT ENCLOSED, WITH SCREWED OR WELDED LIDS, LY, CYLINDRICAL HOUSING FOR TRANSFORMERS. : de en
  • AU3527750A - Improvements in metal cabinet frames : en
  • CA467705A - Pulverizers : en fr
  • CA467780A - Circuit breakers : en fr
  • DE1612624U - SCISSOR BAND. : de en
  • DE1612375U - FILE TYPE. : de en
  • US2520790A - Adjustable clam opener : en
  • US2520362A - Quick-change slush nozzle : en
  • CA467720A - Direct coupled automatic release tractor ploughs : en fr
  • DE1612442U - BENDING DEVICE FOR REINFORCED CONCRETE STRAPS. : de en
  • FR964929A - : fr
  • CA467788A - Foot shields : en fr
  • USD159938S - Baby s bottleholdee : en
  • AU152322B2 - Improvements in thermally operated electric switches : en
  • DE1612456U - ENGINE AND CHAIN GUARD FOR MOTORS. : de en
  • US2520744A - Break-back implement attachment for tractors : en
  • CH270301A - Process for depositing silicon dioxide films. : de en
  • DE1612648U - Additional unit for the flashing pulse generator : de en
  • CH270206A - Change frame for pictures. : de en
  • CH270342A - Jet powertrain. : en fr
  • US2520238A - Overhead carriage and hoist for milk cans : en
  • US2520124A - Rock wool mass : en
  • USD159895S - Child s slipper holder : en
  • US2520254A - Rescoring apparatus for golf clubs : en
  • US2520368A - Dispenser for deodorants : en
  • US2520783A - Tubular type oil well fishing tool : en
  • DK71423C - Wall dowel of fibrous material as well as method of manufacturing the same. : da en
  • FR964916A - : fr
  • US2520318A - Method of making mushroom spawn : en
  • DE1612352U - ADHESIVE LABEL MADE OF LEATHER, PRINTED. : de en
  • ES24107U - Refined bottle (Machine-translation by Google Translate, not legally binding) : en es
  • PL34173B1 - : en pl
  • DK71416C - Navigation systems with a radar or pulse echo-scanning station. : da en
  • DE1612383U - HOOKS FOR SLING CURTAINS. : de en
  • AU3538650A - Improvements in or relating to vented shaft seal : en
  • CH270289A - Device with at least two circuit units provided with electron tubes and periodically operating switching means, by means of which each of these circuit units is allocated successively predetermined time intervals as operating periods. : de en
  • CH270258A - A method of making soap. : en fr
  • DE1612510U - SPEAKER FOR ANNOUNCING MESSAGES FOR RAILWAY BOOTS OF TOY AND MODEL RAILWAYS. : de en
  • DEP0022167DA - Card : de en
  • DEP0042287DA - Plug pipe drawing bench : de en
  • GB642329A - Azo dyes : en
  • US2520768A - Coating roller adjusting mechanism : en
  • CH270229A - Method and device for the manufacture of knitted goods. : de en
  • CH270337A - Method of operating a two-stroke explosion engine, and engine for implementing this method. : en fr
  • AU3533750A - Improvements relating to washing machines : en
  • CH270341A - Cylinder head for internal combustion engines. : de en
  • DE1612363U - LETTER OPENER WITH INSERTED MAGNIFIER. : de en
  • DE1612466U - LINE REEL FOR ELECTRIC PENDANT LAMPS. : de en
  • DE1612651U - BALL GAME DEVICE. : de en
  • DE1612380U - ICE CREAM MACHINES WITH REVOLVING SPATULAR SCREW. : de en
  • CH270420A - Process for packaging pieces of material covered on one of its faces with an adhesive composition, and machine for carrying out the process. : en fr
  • US2520433A - Directed missile : en
  • US2520647A - Apparatus for grinding drills and the like : en
  • US2520732A - Sound amplifier muting means : en
  • US2520571A - Precision square : en
  • US2520322A - Mechanism for mounting sheet material on backing sheets : en
  • US2520338A - Azo compounds containing carboxyl and cyano groups : en
  • CH270182A - Radiant gas furnace. : de en
  • CA467685A - Apparatus for winding wire or other continuous threads : en fr
  • CA467716A - Distortion analysis : en fr
  • CH270241A - Process for the production of a shoe and shoe produced according to the process. : de en
  • CH270343A - Gas turbine engine. : de en
  • US2520424A - Continuous hydrogenator : en
  • SU83758A1 - Form for centrifugal cast iron : en ru
  • US2520396A - Die structure for metallic cartridge belt links : en
  • US2520625A - Storm ventilator : en
  • US2520722A - Log grapple : en
  • US2520739A - Electric coupling : en
  • CH270318A - High frequency seam welding machine for joining dielectric materials. : de en
  • CH270354A - Device for separating sludge in steam generating systems. : de en
  • AU3529250A - Bob pin : en
  • CH270448A - Process for the production of a new amine derivative. : de en
  • DE1612503U - BOARD WIPER. : de en
  • CH270307A - Device on a spring drive mechanism for the automatic winding of the mainspring. : de en
  • US2520499A - Roof : en
  • US2520282A - Speed reducing power transmission : en
  • US2520292A - Planer toolbox : en
  • US2520213A - Gas proportioning apparatus : en
  • US2520494A - Distilling column and the like : en
  • CH270297A - Accounting machine. : en fr
  • FR964902A - : fr
  • FR964915A - : fr
  • GB642157A - Improvements in and relating to steam generators : en
  • GB642255A - Lubricating compositions : en
  • US2520627A - Combined dust-ridding and sand-reclaiming shield : en
  • CH270172A - Fruit sorting machine. : de en fr
  • US2520145A - Broken blade hack saw attachment : en
  • US2520717A - Contacting : en
  • AU148791B2 - Improvements in and relating to speed indicating devices with reduction gearing : en
  • CH270335A - Rotary piston machine. : de en
  • BE495525A - : en
  • CA467707A - Agricultural instruments : en fr
  • AU3527250A - Improvements in thermally operated electric switches : en
  • DE1612390U - LEAF SAW. : de en
  • US2520140A - Welt shoe sewing machine : en
  • CA467679A - Processes for the preparation of thionyl chloride : en fr
  • DEP0000428DA - Method for gluing parchment paper to form artificial casings : de en
  • US2520805A - Carboxy alkyl cellulose impression materials and impressions made therefrom : en
  • AU144595B2 - Method of removing excess impregnant from impregnated wood : en
  • CH270394A - Process for the production of a footrest to be used as a shoe insert and device for performing this process. : de en
  • DE1612577U - CONTAINER FOR STORING AND SELLING ICE CREAM. : de en
  • CA467637A - Production of shaped articles from coal : en fr
  • US2520188A - Diversity reception employing frequency shift keying : en
  • US2520878A - Method of preparing products for storage and packaged products produced thereby : en
  • US2520562A - Line advancer : en
  • FR965002A - : fr
  • GB642214A - Improvements in cigarette or the like lighters : en
  • GB642357A - Improvements in or relating to processes of preparing cycloalkyl ethers of p-hydroxybenzoic compounds and the compounds resulting from said processes : en
  • GB642221A - Improvements in or relating to evaporator calorimeters for radiators and the like : en
  • GB642396A - Improvements in or relating to fluid pressure-operated electrical switching devices : en
  • CH270270A - Method and device for applying advertising images to corrugated cardboard. : de en
  • CH270288A - Device for the optical comparison of the profile of a workpiece with the enlarged profile of a model. : de en
  • DE1612687U - ELECTRICAL SWITCH. : de en
  • DESC000398MA - Cigarette paper : de en
  • GB642171A - Manufacture of metallisable monoazo dyestuffs and dyeings therewith : en
  • US2520153A - N-(diarylmethyl)-tertiary-aminoalkanamides and their preparation : en
  • US2520315A - Machine for assembling closure caps and sealing gaskets : en
  • US2520448A - Oil well tool gripping element : en
  • DE1612427U - DRIVE WIRE SUSPENSION. : de en
  • DE800101C - Double hinge, especially for motor vehicle doors : de en
  • CA467691A - Pulse width measuring systems : en fr
  • CA467633A - Diaphragm supports for railway cars : en fr
  • CA467659A - Circuit breakers : en fr
  • US2520713A - Shoulder bow : en
  • DE1612585U - WINDOW ANTENNA. : de en
  • DE1612604U - PROTECTIVE HANDLE FOR ELECTRODE HOLDER, FORGING TOOLS SUCH AS PLIERS AND THE LIKE. : de en
  • AU3527150A - Improvements in and relating to sparking plugs : en
  • CA467661A - Two-station control of fluid motors : en fr
  • ES190938A1 - AN IMPROVEMENT IN MIXED OR COMBINED CARDS FOR COTTON : en es
  • GB642150A - Improvements in or relating to differential pressure responsive devices : en
  • ES190892A1 - A ROTATING DEVICE FOR POPULAR RECREATION : en es
  • USD159914S - Ice cube maker : en
  • GR12586B - ENGINE OF SMALL AND SPECIAL BOAT. : el en
  • FR964996A - : fr
  • DE1612509U - TOY SHOVEL. : de en
  • DE1612582U - ELECTRICALLY INSULATING FASTENER. : de en
  • AU148427B2 - Improvements in metal cabinet frames : en
  • CA467610A - Endless driving belts and means for producing the same : en fr
  • CH270364A - Electric pressure gas switch. : de en
  • GB642305A - Improvements in and relating to furniture constructions : en
  • GB642135A - Improvements in the imprinting mechanism of tabulating and like recording machines : en
  • GB642156A - Improvements in or relating to apparatus for assessing the amount of a gas of relatively high magnetic susceptibility contained in a mixture of gases : en
  • DE1612644U - JACKING SHEARS MADE OF CAST METAL OR PLASTIC. : de en
  • ES191747A1 - AN INDUSTRIAL PROCEDURE FOR THE MANUFACTURE OF A NEW SOLE FOR FOOTWEAR, MAINLY ESPADRILLES : en es
  • ES24113U - Garment for bathroom exit (Machine-translation by Google Translate, not legally binding) : en es
  • GB642182A - Improvements in or relating to radio beacon systems : en
  • GB642254A - Improvements in or relating to brush-making machines : en
  • FR964917A - : fr
  • GB642393A - Improvements in connection boxes for electric conductors : en
  • DE1612440U - Plastic chocolate vending machine : de en
  • ES24070U - Game with interchangeable cards for educational purposes. (Machine-translation by Google Translate, not legally binding) : en es
  • DE1612441U - JOINT DRIVE BELT CONNECTOR. : de en
  • DE1612663U - BALLOON, IN PARTICULAR AIR BALLOON. : de en
  • DE800079C - Evaporator for refrigeration systems : de en
  • ES190878A1 - A NEW FLOOR FORGING SYSTEM : en es
  • GB642310A - Improvements in or relating to frequency discriminators : en
  • ES192904A1 - A PROCEDURE FOR WATERPROOFING HOLLOW OBJECTS MADE OF FABRICS : en es
  • GB642387A - Improvements in or relating to scaffolding : en
  • CH270180A - Method and device for lifting and aligning tracks. : de en
  • GB642224A - Improvements relating to dial plates for spring balances and for other weighing machines : en
  • GB642164A - Improvements in or relating to engine test benches : en
  • DE1612443U - CARBIDE PLATES. : de en
  • ES24056U - Closing cap applicable to bottles and containers of variable mouth diameter perfected (Machine-translation by Google Translate, not legally binding) : en es
  • DE1612452U - AIR PUSH BUTTON. : de en
  • ES190999A1 - A QUICK BRUSHER WITH FRICTION WHEEL MOVEMENTS : en es
  • FR964958A - : fr
  • IE19531L - Endless tracks for vehicles : en
  • DE800091C - Roof hook : de en
  • FR965055A - : fr
  • AU3535850A - Improvements in or relating tox-ray apparatus embodying operator screening means : en
  • US2520727A - Transfer machine for bottles and like articles : en
  • PL34162B1 - : en pl
  • DEP0056012DA - Pot oven for burning lime and producing pure carbon dioxide. : de en
  • FR965013A - : fr
  • FR965000A - : fr
  • GB642314A - Improvements relating to selector switches for electrical resistance networks : en
  • CH270285A - Automatic firearm. : de en
  • DE1612408U - ARTIFICIAL HORN PANELS. : de en
  • DE1612531U - CHEWING GUM ALSO USED FOR INFLATING. : de en
  • US2520409A - Device for use in winding threads : en
  • US2520591A - Control cock for gaseous fuel burners burning a mixture of two gases : en
  • USD159885S - Finger king ob the like : en
  • GB642203A - Improvements in and relating to the production of hollow moulded whistling toys : en
  • GB642223A - Improved method of and device for gauging the level of water in the bottom of storage tanks for hydrocarbons and the like : en
  • USD159927S - Vanity case ob the like : en
  • CA467605A - Plant transplanters : en fr
  • CH270280A - Method for perforating cinematographic films and apparatus for carrying out said method. : en fr
  • CH270440A - Gas turbine power plant for aircraft propulsion. : de en
  • US2520767A - Extinguisher : en
  • CA467784A - Movable coils with rectifiers for electrical instruments : en fr
  • US2520194A - Higher speed gear : en
  • US2520692A - Gas and air mixing device : en
  • DEP0042713DA - Process for producing an electrical resistor : de en
  • DE1612658U - PLAYING CARD HOLDER. : de en
  • PL34155B1 - : en pl
  • DE1612402U - SAUSAGE PIPE WITH WIPER RING. : de en
  • GB642281A - Improvements in or relating to oil or like containers : en
  • DE1612426U - TELEPHONE DIRECTORY WITH REGISTER. : de en
  • DE1612611U - DEVICE FOR INTESTINE AND THE LIKE FLUSHING. : de en
  • US2520166A - Radio echo device for velocity determination : en
  • AU146483B2 - Improvements relating to brake cylinders forthe vacuum brake apparatus of railway and like rolling stock : en
  • AU3537450A - Improvements in or relating togas and/or vapour discharge tubes : en
  • US2520204A - Electromagnetically controlled brake : en
  • US2520486A - Method of making stainless steel double sinks : en
  • US2520232A - Screw : en
  • US2520561A - Meathook : en
  • CH270376A - Capacitor. : en fr
  • ES22633Y - Extendable bed adaptable to all kinds of furniture. : en es
  • AU145777B2 - Improvements in or. relating to safe box : en
  • SU84885A1 - A method of making spiral ribs on elliptical tubes by winding a tape : en ru
  • DE1612642U - DOOR LOCKING DAMPER FOR SOCKET LOCK. : de en
  • DEP0043713DA - Tool for hammering numbers into work pieces : de en
  • CA467648A - Shorting bars for concentric lines : en fr
  • US2520529A - Pinking machine : en
  • DE1612357U - FOOTREST DEVICE FOR MOTOR VEHICLES. : de en
  • DK71412C - Typewriter for typewriters and similar machines. : da en
  • SU84969A1 - Grinding profile of finger mills : en ru
  • DE800112C - Surface grinding and polishing machine : de en
  • GB642320A - Improvements in or relating to magnetically operated, speed responsive control apparatus : en
  • FR964918A - : fr
  • US2520736A - Gun turret : en
  • DE1612403U - BALLPOINT PEN FOR PASTE AND INK FILLING. : de en
  • BE495579A - Process for preparing a foaming agent. : en fr
  • CH270284A - Switch device for toy trains. : de en
  • DE1612650U - FOOTBALL TOTO GAME. : de en
  • ES24109U - Box to hold knives. (Machine-translation by Google Translate, not legally binding) : en es
  • CH270267A - A method of manufacturing articles, such as sheets, bands, etc. bearing materials for transfer copying, and article obtained by this process. : en fr
  • CH270299A - Device for speaking sets with automatic record changer and adjustable pause for changing two records. : de en
  • CH270387A - Liquid fuel burner. : en fr
  • US2520858A - Railway traffic controlling apparatus : en
  • DEP0048410DA - bicycle : de en
  • DE1612652U - SOCIAL GAME FROM SMALL TABLES. : de en
  • DEM0000283MA - Multi-plate clutch that can be engaged by an electromagnet : de en
  • ES190832A1 - A PROCEDURE FOR MAKING A SHEET OF PAPER : en es
  • ES24036U - Auxiliary nozzles for filtering. (Machine-translation by Google Translate, not legally binding) : en es
  • DE1612412U - HEADGEAR. : de en
  • DE1612484U - DEVICE FOR CALCULATING ANNUAL HOROSCOPES. : de en
  • FR965051A - : fr
  • DE1612691U - MAGNET FOR MEASURING DEVICES. : de en
  • DE1612457U - KNIFE BLADE. : de en
  • US2520168A - Method and apparatus for fiberizing molten material : en
  • FR965099A - : fr
  • GB642101A - Improvements in or relating to electroplating : en
  • GB642238A - Process for preventing or reducing scale formation in steam boilers, preheaters and economisers : en
  • ES192668A1 - A PROCEDURE WITH ITS CORRESPONDING DEVICE FOR THE CIEERE OF CONTAINERS : en es
  • GR12588B - METAL DISTRIBUTION SYSTEM. : el en
  • FR964937A - : fr
  • US2520243A - Illuminated sign : en
  • DEB0000963MA - Rotary switch type electrical light switch : de en
  • GB642251A - Improved thread-furnishing mechanism for winding and other textile machines : en
  • FR964965A - : fr
  • DE1612374U - FASTENING ARRANGEMENT FOR HANDLES. : de en
  • GB642384A - Improvements in or relating to builders' fittings for use in erecting scaffolding and for other purposes : en
  • GB642249A - Improvements in or relating to antibiotic substances : en
  • CA467722A - Wash basin installation : en fr
  • US2520366A - Apparatus for washing clothes : en
  • CA467695A - Testing circuits : en fr
  • DE1612593U - RETRACTABLE OIL-LOW CIRCUIT-BREAKER WITH PROTECTIVE COVERING. : de en
  • DE1612681U - DEVICE FOR KINKING INSULATING STRIPS. : de en
  • DE1612489U - HOLDER FOR HOSPITAL BODIES, SUCH AS SMOKING TABLETS AND THE LIKE. : de en
  • DE800100C - Push cart, in particular for use in greenhouses : de en
  • SU84909A1 - Mechanism for synchronous change of pitch of coaxial propellers : en ru
  • CH270412A - Tube amplifier with automatic gain control. : de en
  • DE1612495U - HOLDER FOR INTERCHANGEABLE CUTTERS. : de en
  • ES24030U - Box-container for cutlery and similar (Machine-translation by Google Translate, not legally binding) : en es
  • DE1612400U - AIR TIRED FARMING CART WITH DIVIDED SIDE PANELS AND DIVIDED BOX FLOOR. : de en
  • CH270411A - System for the selective reception of the channels of a multi-channel pulse train with time modulation. : de en
  • CA467662A - Light projectors : en fr
  • US2520394A - Apparatus for determination of moisture content : en
  • AU3525950A - Improvements in recording instruments suitable for use in echo sounding andother submarine signalling systems : en
  • USD159907S - Kod gripping tool : en
  • USD159936S - Expansible bracelet : en
  • CA467597A - Flooring manufacturing methods : en fr
  • CH270219A - Double drawing device, applicable in particular to continuous and spinning rewinders, spindle beds and drawing benches. : en fr
  • CH270442A - Device for controlling the acceleration thrust on an aircraft. : de en
  • US2520337A - Extruding machine : en
  • US2520840A - Apparatus for automatically checking the operation of pulse-echo radio detection systems : en
  • US2520871A - Method and apparatus for drying material : en
  • DE800104C - Closure for fastening screws, especially on motor vehicle wheels : de en
  • GB642235A - Improvements in and relating to clothes washing machines : en
  • GB642302A - An automatic airscrew and air speed control unit governed by air speed pressure for single or multi-engine aircraft : en
  • CH270321A - Shaving head on dry shaver. : de en
  • FR964999A - : fr
  • CA467658A - Circuit breakers : en fr
  • CA467709A - Telecommunication switching systems : en fr
  • CH270441A - Control device for aircraft gas turbine power plants. : de en
  • US2520241A - Tire pressure switch unit : en
  • US2520341A - Resilient mounting for phonographs : en
  • DE1612569U - TOUR PROVIANT PACKAGE. : de en
  • US2520259A - Self-locking nut and washer : en
  • ES24108U - Improved packaging for syringe needles for injections. (Machine-translation by Google Translate, not legally binding) : en es
  • US2520300A - Child's suit : en
  • US2520729A - Machine for producing heat energy : en
  • CA467675A - Higher alkoxy-silicon halides and materials treated therewith : en fr
  • CA467708A - Telephone register control systems : en fr
  • CA467723A - Pellets and methods of making the same : en fr
  • DEP0045600DA - Feed mechanism for bucket wheel excavators. : de en
  • CH270214A - Device with bristle-like elements. : de en
  • US2520214A - Process for treating legumes to enhance coloration preparatory to freezing : en
  • CA467628A - Regulators : en fr
  • CH270198A - Two-part mandrel for attaching door handles, lock sockets, cranks etc. : de en
  • DEP0037700DA - Device for tuning oscillation circles at ultra-high frequencies : de en
  • DEP0049460DA - Method and device for filling ballpoint pens or refills for ballpoint pens. : de en
  • US2520427A - Razing tool : en
  • USD159899S - Gun sight : en
  • CH270404A - Device for retransmission of alternating current signals. : en fr
  • US2520596A - Recessed lighting equipment : en
  • USD159897S - Spray gtjn : en
  • US2520680A - Corn planter : en
  • US2520687A - Spinner mounting : en
  • US2520568A - Governing mechanism for extracting type turbines : en
  • CH270273A - Device for registering on a locking device for the graphic industry. : de en
  • AU3525050A - Improvements in or relating toa driving mechanism and pump assembly employing said driving mechanism : en
  • CH270453A - Ski binding with deep draw organ. : de en
  • US2520839A - Boiler : en
  • US2520257A - Thermally operated secondary breaker : en
  • US2520272A - Vertical blind : en
  • US2520148A - Ultra high frequency apparatus : en
  • US2520331A - Anacardic-chloroanacardic : en
  • US2520176A - Pocket wallet or letter case : en
  • US2520268A - Sustaining rotor for rotating wing aircraft : en
  • US2520298A - Safety control means with flash : en
  • US2520329A - Work holder : en
  • US2520662A - Indicating device for bowling alleys having elevatable pin. receiving means : en
  • US2520894A - Thermostatic control device : en
  • CH270223A - Loom equipped with a weft thread control device. : en fr
  • CH270254A - Process for the preparation of 4-chloro-2-amino-6-methyl-pyrimidine-1-methiodide. : de en
  • US2520638A - Flash synchronizer for cameras, including shutter trip safety switch : en
  • US2520731A - Temperature compensated force and motion transmitting hydraulic system : en
  • PL34126B1 - Package! tetrahedral : en pl
  • US2520758A - Parallax correction lenticular : en
  • US2520875A - Flexible face hand planing machine : en
  • CH270334A - Blade carrier in axial centrifugal machines. : de en
  • US2520425A - Continuous hydrogenation of unsaturated oils : en
  • DEP0013991DA - Self-tightening drill chuck : de en
  • FR964944A - : fr
  • GB642292A - A method and device for concentrated heating by induction currents : en
  • DE1612351U - ADVERTISING FIGURINE FOR LADIES 'STOCKINGS. : de en
  • DE1612653U - DOMINO GAME. : de en
  • ES24028U - Rigid link device for telescopic fork tubes for front bicycle wheels (Machine-translation by Google Translate, not legally binding) : en es
  • GB642102A - Apparatus for maintaining in predetermined ratio the volumes of liquid in two containers : en
  • GR12587B - ARTIFICIAL SHARPENING SHARPEN FOR MINUTE CUTTER TOOLS. : el en
  • DE1612533U - SPIN CASTING MACHINE WITH WATER FLOW COOLING, MOVABLE ON RAILS IN ITS AXIAL DIRECTION. : de en
  • GB642139A - Improvements in or relating to the production of organo-silicon compounds : en
  • DE1612603U - MASS CORE. : de en
  • CA467626A - Oxidation of hydrogen : en fr
  • AU151597B2 - Improvements relating tothe sterilization of liquid foodstuffs and beverages : en
  • DEF0000728MA - Process for lining cylindrical bearing bodies with lead bronze alloy : de en
  • CA467704A - Cyclone dust separators : en fr
  • CH270221A - Machine for winding strands of yarn, for tying the beginning and end of each strand together and for folding the strands together. : de en
  • CH270228A - Embroidery process on fabric and embroidery obtained by this process. : en fr
  • US2520746A - Ash tray : en
  • DE1612399U - Shop counter. : de en
  • US2520526A - Contact device : en
  • DEP0007813DA - Talk head with high frequency oscillator : de en
  • GB642189A - Process for preparing organo-silicon fluorides : en
  • ES24104U - Numerator case for prices in shop windows. (Machine-translation by Google Translate, not legally binding) : en es
  • CH270196A - Toilet cistern with tilting vessel. : de en
  • US2520700A - Attachment for adjusting the pitch of a level body : en
  • CH270449A - Process for the production of a new amine derivative. : de en
  • DE1612406U - HOOKS FOR SHOES. : de en
  • GB642091A - Process for the production of substituted diphenylamine 2-monocarboxylic acids : en
  • GB642220A - Improvements in or relating to the construction of model railway track : en
  • DK71429C - Device for kneading machines for edible fats. : da en
  • AU3527350A - Improvements in lids for kettles andother water boilers : en
  • GB642152A - Improvements in and relating to an arrangement for controlling the pitch of a variable-pitch propeller with two speeds of pitch-changing : en
  • ES24085U - Electric drive device for automatic disengagement of wagons from toy trains. (Machine-translation by Google Translate, not legally binding) : en es
  • BE495611A - : en
  • DE1612455U - BICYCLE SCOOTER. : de en
  • US2520386A - Refrigeration expansion valve : en
  • US2520310A - Bearing : en
  • US2520399A - Pilot burner and thermally con : en
  • US2520784A - Speed reduction gearing : en
  • US2520445A - Model railroad signal : en
  • GB642137A - Improvements in boiling pans : en
  • CA467665A - Foundation garments : en fr
  • AU151073B2 - Compass system : en
  • CA467657A - Circuit breakers : en fr
  • CH270286A - Weapon for electrifying an enemy. : de en
  • CH270389A - Starting device for discharge lamps. : en fr
  • CH270461A - Process for the preparation of a heterocyclic amine salt. : de en
  • US2520631A - Radio tuning system : en
  • DEC0000768MA - Device for preheating the combustion air in stoves and ovens : de en
  • US2520817A - Clip pin : en
  • CA467632A - Methods of and means for making dies : en fr
  • ES23404U - A special armor for electric motors (Machine-translation by Google Translate, not legally binding) : en es
  • CH270227A - Drive device on sewing machines. : de en
  • US2520384A - Furnace : en
  • GB642241A - Improvements in television receiving apparatus : en
  • GB642390A - Forging aluminium alloy : en
  • DE1612588U - EXHAUST HOOD FOR TIP-PROOF ACCUMULATORS. : de en
  • DE1612361U - SCISSORS WITH POCKET KNIFE BLADE OR SIMILAR CUTTING TOOL. : de en
  • CH270234A - Method and device for tying threads to punched strips to form sample cards. : de en
  • DE1612660U - TOY TELEGRAM JERSEY ITEMS. : de en
  • CH270359A - Clamp. : de en
  • DE800115C - Device for picking up the goods carried by the lower belt : de en
  • US2520617A - Electric supply circuits : en
  • CA467698A - Vapour generating and superheating apparatus : en fr
  • FR964961A - : fr
  • FR964982A - : fr
  • ES18875Y - Rubber floor footwear. : en es
  • FR965025A - : fr
  • FR965018A - : fr
  • GB642389A - Manufacture of graphitic material : en
  • US2520273A - Window shutter : en
  • GB642308A - Methods of shaping sheet thermoplastic material centrifugally : en
  • CA467671A - Polymerization of chloro-ethenoids in presence of aliphatic carboxylic acids : en fr
  • FR964939A - : fr
  • DE1612435U - BUILDING BLOCK. : de en
  • GB642180A - Improvements in and connected with filters : en
  • ES24089U - Universal tip for functions in ophthalmic interventions (Machine-translation by Google Translate, not legally binding) : en es
  • DE1612685U - DISCONNECTOR. : de en
  • DEP0004598DA - Record game machine : de en
  • DESC001243MA - Conveyor system for bulk goods that works with suction and compressed air, especially for mills. : de en
  • ES24115U - Tumbling toy (Machine-translation by Google Translate, not legally binding) : en es
  • ES24126U - Lipstick case. (Machine-translation by Google Translate, not legally binding) : en es
  • US2520303A - Knockdown shipping container : en
  • GB642110A - Improvements in luges for winter sports : en
  • FR964910A - : fr
  • ES190927A1 - A DEVICE FOR THE CONTROL AND REGULATION OF THE PRESSURE OF VEHICLES : en es
  • FR964903A - : fr
  • ES23405U - Improved inhaler. (Machine-translation by Google Translate, not legally binding) : en es
  • GB642360A - Improvements in or relating to the stressing of the reinforcing means for prestressed reinforced concrete : en
  • DE1612647U - GUN BARREL BULLET. : de en
  • USD159937S - Figure toy : en
  • ES24073U - Game of construction, perfected. (Machine-translation by Google Translate, not legally binding) : en es
  • DE800106C - Device to facilitate wheel changes in vehicles. : de en
  • GB642253A - Reaction of vinyl ethers with thiols : en
  • GB642397A - A screw-driving device for an operating screw of a hose or like clip : en
  • ES24039U - Improved flask : en es
  • CH270330A - Continuous press for squeezing liquid-rich materials. : en it
  • DE1612411U - SOCIAL DICE. : de en
  • DE1612580U - LOETOESE. : de en
  • DE1612546U - WORK SHAFT FOR ROTATING TOOLS. : de en
  • AU147288B2 - Improved safety means for locking vehicle doors to prevent unintentional opening : en
  • CH270456A - Talking machine with disc changer. : en fr
  • AU149658B2 - Improvements relating to plastic moulding machines : en
  • DE1612493U - STRAIGHT GUIDE FOR CRANK DRIVE. : de en
  • GB642271A - Improvements in or relating to a refrigerated transportation unit : en
  • PL34163B1 - : en pl
  • CA467735A - Gas and/or vapour-filled rectifying tubes : en fr
  • US2520334A - Method of selective carburization : en
  • US2520572A - Pivoted low center of gravity animated toy : en
  • US2520798A - Device for the stereophonic transmission of sound : en
  • CH270371A - Overcurrent fuse. : de en
  • DESC000127MA - Machine for cutting bread, meat products, cheese and the like. : de en
  • GB642306A - Improvements in or relating to pressure-sensitive adhesive tape, and method of producing same : en
  • DE1612506U - HAND GAME MACHINE. : de en
  • DE1612667U - Holding device on tubes for their caps : de en
  • FR965065A - : fr
  • US2520537A - Electromechanical high-speed operating gear : en
  • US2520650A - Accessory system operable from a fluctuating pressure source with a normally by-passed secondary source : en
  • CH270207A - Convertible seating and reclining furniture. : de en
  • DE1612587U - LATCH FOR TIP-PROOF ACCUMULATORS. : de en
  • SU82163A1 - Method for the qualitative determination of elements : en ru
  • CA467618A - Hard-faced metal and methods of producing the same : en fr
  • US2520464A - Grass cutting implement : en
  • US2520690A - Sawing guide attachment for band saws : en
  • CH270344A - Gas turbine power plant. : de en
  • US2520221A - Joint : en
  • US2520350A - Clutch plate : en
  • ES24058U - Children's bathtub-basket (Machine-translation by Google Translate, not legally binding) : en es
  • PL34149B1 - : en pl
  • CA467643A - Circuit interrupters : en fr
  • DE1612562U - DEVICE FOR OPENING AND CLOSING SHUTTERS. : de en
  • AU150423B2 - Method of forming passages in concrete beams orthe like : en
  • CA467630A - Band blade guides : en fr
  • CA467678A - Fluoroprene copolymerized with 2,2-difluorobutene-3 : en fr
  • CH270413A - Ultra-short wave multiplex communication installation. : en fr
  • CA467642A - Switching devices : en fr
  • PL34131B1 - : en pl
  • SU85308A1 - Centrifugal casting mold for individual piston rings : en ru
  • US2520518A - Work holder : en
  • FR965057A - : fr
  • DE1612695U - COOKING STOVE. : de en
  • DEP0001246DA - Heel for shoes : de en
  • GB642300A - Improvements in sheet registering mechanism : en
  • PL34152B1 - : en pl
  • US2520133A - Oven rack : en
  • US2520465A - Combined billfold and change purse : en
  • PL34128B1 - : en pl
  • US2520461A - Combined filing and display device : en
  • US2520508A - Hinge construction for receptacles and the like : en
  • DEP0006321DA - Gate valve with independently movable slide plates : de en
  • ES193501A3 - A SUPPLEMENTARY APPLIANCE FOR GASOLINE ENGINES POWERED BY GAS-OIL : en es
  • GB642197A - Improvements in or relating to amplifier : en
  • US2520556A - Babcock test mixer : en
  • DE1612486U - PLANT AND ORNAMENTAL POT. : de en
  • DE1612595U - FLEXIBLE ELECTRIC HIGH CURRENT CABLE, IN PARTICULAR LEAD-LESS CABLE FOR RAISED AND EXPLOSION HAZARDOUS OPERATIONS. : de en
  • AU3538350A - Improvements in pneumatic elevators for flour mill stocks : en
  • PL34160B1 - : en pl
  • CH270314A - Clamping device for tools with a clamping shank. : de en
  • PL34169B1 - : en pl
  • US2520701A - Adjustable head for golf clubs : en
  • CH270171A - Potato harvester. : de en
  • AU3529950A - Improvements in or. relating to safe box : en
  • CH270450A - Process for preparing 5,6-3B,12a-dioxy-etiocholenic acid. : de en
  • US2520236A - Signaling device : en
  • CH270188A - A method of manufacturing a sign such as a letter and a sign obtained by this method. : en fr
  • CH270302A - Light reflector, which also reflects light rays inclined to its plane approximately in their direction of incidence. : de en
  • DE800103C - Closure for liquid container : de en
  • AU143008B2 - Improvements in and relating to box-making : en
  • US2520623A - Automobile ventilating device : en
  • US2520540A - Scum breaker : en
  • US2520450A - Portable tray stand : en
  • US2520611A - Diethers of polyoxyalkylene diols : en
  • US2520874A - Manually operable thermostatic switch assembly : en
  • US2520615A - Process for recovery of lactalbumin : en
  • US2520474A - Make-ready gauge using simulated printing pressure : en
  • US2520789A - Convertible table : en
  • DER0001195MA - Steel bottle : de en
  • CH270298A - Device for transmitting waves. : de en
  • DE1612454U - FORK BRIDGE FOR MOTORCYCLES. : de en
  • CH270324A - Roller bearing. : en fr
  • CA467706A - Vinyl polymers : en fr
  • FR965016A - : fr
  • FR965003A - : fr
  • DE1612438U - TIME STAMPING DEVICE. : de en
  • BE495524A - : en
  • US2520752A - Cap holding means for fountain pens : en
  • US2520274A - Bark stripper and splitter : en
  • DE1612559U - HOLDING CLAMP, ESPECIALLY FOR BICYCLES. : de en
  • AU3528150A - Filter assembly : en
  • US2520112A - Arc welding electrode : en
  • FR964930A - : fr
  • GR12583B - WIRE TYPE FOR PACKAGING OF ALL NATURE BOXES AND HOW TO TREAT IT. : el en
  • CA467755A - Electric relays : en fr
  • US2520795A - Harp construction for supporting electric lamp shades : en
  • ES192456A1 - IMPROVEMENTS IN THE MEANS OF COUPLINGS IN THE FRINGED BRUSHES TO ITS HANDLE : en es
  • DEV0000449MA - Continuously working drum filter with automatic filter cake ejection : de en
  • PL34127B1 - A method of equalizing and controlling the pressure of rollers while processing rolls * or runes, and a device for performing this method : en pl
  • US2520248A - Foot measuring device : en
  • AU150825B2 - Improvements in or relating togas and/or vapour discharge tubes : en
  • CA17805S - Water mixing valve : en
  • CA467741A - Moulding plastics : en fr
  • CH270276A - Type lever typewriter. : de en
  • ES190266A2 - DEVICE APPLICABLE TO HANDLEBARS OF BICYCLES AND SIMILAR VEHiCLES TO MAKE THEM ARTICULABLE : en es
  • US2520502A - Method of making synthetic brush bristles : en
  • DEP0025413DA - Process for the production of alumina : de en
  • CA467772A - Contact assemblies for plug-in devices : en fr
  • CH270296A - Electric calculating machine. : en fr
  • FR965011A - : fr
  • FR965074A - : fr
  • DE1612568U - SMALL CONCRETE MIXER WITH SWIVELING DRIVE MOTOR. : de en
  • GB642212A - Improvements in grass and other agricultural green crop drying plant : en
  • GB642294A - Improvements in and relating to the mounting of gas turbine units : en
  • FR965069A - : fr
  • FR965081A - : fr
  • GB642245A - Fibre board and the like containing resins : en
  • DEP0028317DA - Sliver guides and compressors on drafting devices or the like of spinning machines. : de en
  • GB642082A - An electric arc-welding device : en
  • FR965006A - : fr
  • GB642222A - Improvements in apparatus for use in running stocking blanks on to heeling machines : en
  • GB642296A - Improvements in and relating to shackles for perambulators and the like : en
  • GB642213A - Improvements in or relating to cutlery, forks, spoons and the like : en
  • GB642127A - An improved method of and apparatus for vacuum distillation : en
  • GB642146A - Improvements in or relating to circuits for operating on electric waves : en
  • DE1612472U - CIRCULAR KNITTING NEEDLE. : de en
  • SU88162A3 - Method and device for pulling articles on circular, for example, two-cylinder machines : en ru
  • DE1612656U - MECHANICAL EDUCATIONAL GAME, DRIVING SCHOOL WITH AUTOMATIC ERROR DISPLAY. : de en
  • DK71419C - Device for winding machines, spooling machines or similar machines. : da en
  • CH270225A - Circular loom for making tight fabrics. : en fr
  • US2520123A - Polygalacturonide alkylamides : en
  • US2520544A - Grab hook : en
  • SU74694A1 - Collapsible scaffolding : en ru
  • USD159912S - Motion-picture projector : en
  • USPP977P - Meilland : en
  • US2520159A - Igniter for vaporizing oil burners of the open receptacle type : en
  • DE1612482U - FLOATING ARRANGEMENT OF STONE WOOD FLOORING ON MASIVE CEILING. : de en
  • DK71411C - Methods and apparatus for treating water, waste water and similar aqueous liquids. : da en
  • FR965083A - : fr
  • GB642283A - Improvements in and relating to the sorting of small articles : en
  • ES21871U - Pacifier (Machine-translation by Google Translate, not legally binding) : en es
  • FR965093A - : fr
  • US2520363A - Combined ignition and starter switch : en
  • US2520391A - Liquid-liquid contacting : en
  • US2520519A - Marine derrick : en
  • USD159887S - Belsky display case : en
  • US2520469A - Folding support : en
  • DK71435C - Machine for emptying containers, in particular milk jugs. : da en
  • ES190820A1 - IMPROVEMENTS MADE TO THE PLUGS : en es
  • GB642236A - Improvements in fasteners for doors, windows and other closures, and in means for locking the same : en
  • US2520642A - Remote control gate : en
  • CH270374A - Electromagnetic relay. : en fr
  • AU3525250A - Preheater and vapourizer for gas turbine engines : en
  • AU3532250A - Method and apparatus forthe production of phenols by fusion reaction : en
  • CA467596A - Lock screws : en fr
  • AU3527850A - Formation ofa filmon a matt surface : en
  • DE800097C - Wheel pump with several suction and pressure points, especially for conveying lubricating oil, e.g. B. for multi-cylinder two-stroke engines : de en
  • DEP0001235BA - Rotating transformer in connection with roller electrodes for welding pipes : de en
  • FR964912A - : fr
  • DE1612523U - DEVICE FOR PARKING IRONS. : de en
  • US2520369A - Piston ring : en
  • US2520715A - Method of separating organic : en
  • CH270338A - Electrical ignition device with an ignition magnet intended for internal combustion engines. : de en
  • CH270395A - Device on bandage material reel, for cutting bandage material. : de en
  • CH270173A - Process for ensiling green forage. : de en
  • CH270460A - Process for the preparation of a heterocyclic amine salt. : de en
  • CA467759A - Reactors : en fr
  • SU85515A1 - A method of making color cartoons or slides : en ru
  • US2520751A - Reaction motor with fluid cooling means : en
  • ES190249A2 - IMPROVEMENTS IN THE ROLLER BLINDS : en es
  • CA467760A - Electro-magnetic wave radiators : en fr
  • CA467623A - Methods of preparing cyanuric chloride : en fr
  • US2520285A - Gun support : en
  • DE1612602U - FUSE FOR BALANCING CORES. : de en
  • GB642108A - Improvements in or relating to electric switches of the multi-pole type : en
  • AU2954949A - Improvements in and relating to refrigerating cabinets : en
  • CA467646A - Breaker mechanism : en fr
  • AU3528250A - Method of forming passages in concrete beams orthe like : en
  • US2520653A - Curtain assembly : en
  • GB642265A - Improvements in scrubbers : en
  • DE1612445U - GLUING MACHINE. : de en
  • US2520154A - Radio antenna : en
  • US2520397A - Spraying apparatus for internally coating pipes : en
  • USD159890S - Tot savings bank : en
  • DE1612388U - INTERNAL KNOT FOR THE FABRIC-FRIENDLY KNOT OF THE SPRINGS : de en
  • FR964981A - : fr
  • PL34135B1 - : en pl
  • US2520385A - Animal confining means : en
  • US2520822A - Infeed attachment for centerless grinding machines : en
  • GB642248A - Mothproofing preparations : en
  • PL34172B1 - The method of producing emulsifiers for the preparation of water-in-oil emulsions : en pl
  • US2520660A - Pressure switch : en
  • DE1612534U - HANDLE FOR CARRYING BAGS OF ALL KINDS, IN PARTICULAR BRIEFCASE. : de en
  • US2520165A - Roll-shaper supporting bracket : en
  • US2520367A - Arranger for carbon and typewriter paper : en
  • US2520466A - Guide means : en
  • BE495711A - Electrode assemblies for electric discharge lamps and in particular for discharge lamps with fluorescent screens : en fr
  • CH270416A - Failure detection and indication device. : en fr
  • FR964941A - : fr
  • GB642380A - Improvements in method of making therapeutic preparations for subcutaneous or intramuscular injections : en
  • DE1612526U - ENGINE MOUNTING FOR WASHING MACHINES. : de en
  • GB642083A - Improvements relating to cathode ray tubes : en
  • DE1612692U - MULTIPLE CAPACITOR FOR DIFFERENT FREQUENCY RANGES AND ULTRA SHORT WAVE RANGE IN A COMMON HOUSING. : de en
  • DEP0033961DA - Lowering device for sewing machines : de en
  • AU140208B2 - Materials for use in tumbling barrel finishing and method of preparing thesame : en
  • CH270200A - Combustion system with at least one burner. : de en
  • DE1612522U - HAND DEVICE FOR SEAMING SEAMS ON CLOTHES. : de en
  • DE1612448U - DEVICE FOR VISIBLE UNWINDING OF ROLLED FILM. : de en
  • US2520237A - Warning signal for hydraulic brakes : en
  • US2520220A - Electron discharge device and associated cavity resonator : en
  • US2520343A - Pounce bag for dusting molds : en
  • US2520602A - Microwave mode changer and integrator : en
  • USD159896S - Radio cabinet or similar article : en
  • US2520667A - Grain separator : en
  • CH270405A - Microphone. : de en
  • DE1612629U - HAND MOTOR MACHINE WITH UPSTANDING HEADING DEVICE. : de en
  • SE129285C1 - : en sv
  • DEP0039225DA - Dividing apparatus : de en
  • GB642340A - Improvements in or relating to apparatus for and methods of bending sheet metal : en
  • DE1612494U - DEVICE FOR PROCESSING STEREO DISKS AND THE LIKE : de en
  • ES190822A1 - IMPROVEMENTS MADE IN THE PREPARATION OF CATHODIC RAY TUBE SCREENS : en es
  • FR965071A - : fr
  • ES192491A1 - A MIXED PLOW : en es
  • FR965080A - : fr
  • DEP0029637DA - Shaft furnace, especially cupola furnace. : de en
  • GB642170A - Improvements in refrigerators or the like : en
  • US2520193A - Valve control system for scarfing machines : en
  • US2520716A - Method of separating organic com : en
  • DE1612518U - PROTECTIVE CAPSULE FOR WATCHES. : de en
  • US2520693A - Direction finder : en
  • US2520763A - Abrasive article of manufacture : en
  • US2520279A - Knife sharpener : en
  • US2520392A - Disk and pin game : en
  • US2520694A - Underarm garment shield and clip therefor : en
  • DE1612358U - BICYCLE STAND. : de en
  • ES24100U - Water sports safety device : en es
  • GB642209A - Improvements relating to bells for cycles and the like : en
  • US2520260A - Emergency traction device for vehicle wheels : en
  • US2520652A - Adjustable tool handle : en
  • US2520698A - Trailer for hauling automobiles : en
  • USD159891S - Chevalier crucifix : en
  • DK71421C - Method for making artificial teeth from porcelain or similar ceramic masses. : da en
  • GB642163A - Improvements in and relating to refrigerant flow controlling devices : en
  • GB642269A - Packing materials comprising fluorine-containing polymers : en
  • CA467589A - Load snubbing apparatus : en fr
  • DEP0036017DA - Cover for insulating layers : de en
  • GB642290A - Improvements in and relating to electric kettles and the like : en
  • GB642303A - Improvements in electromagnetic apparatus for determining a direction : en
  • DE1612638U - PHOTO CLIP. : de en
  • FR965086A - : fr
  • US2520430A - Needle valve : en
  • US2520538A - Paper cup container and dispenser : en
  • US2520570A - Method for producing detergent blocks : en
  • US2520685A - Laundry machine having rockable tubs : en
  • US2520848A - Locking device : en
  • DE1612458U - SHOE. : de en
  • DE1612686U - SOCKET AND SLIDING PLATE FOR SWITCH TOGGLE IN VEHICLE HEADLIGHTS OR SWITCH FRONT PANELS IN CARS. : de en
  • GR12589B - MEANS FOR THE PRODUCTION OF MILK, CHEESE AND OTHER PRODUCTS MILK FROM POWDERED MILK BY RICH ENRICHMENT THROUGH FAT. : el en
  • FR964934A - : fr
  • DE800111C - Device for lifting and moving sunken ships and other heavy loads : de en
  • FR964957A - : fr
  • GB642233A - Improvements in latches : en
  • GB642335A - Improvements in and relating to a method facilitating chemical processes by means ofelectrical discharges : en
  • US2520686A - Jack : en
  • USD159904S - Toy pistol : en
  • FR964967A - : fr
  • DE1612428U - ELECTRICAL CHRISTMAS TREE LIGHTING USABLE FOR ALL TYPES OF CURRENT. : de en
  • DE1612527U - CARRIER FOR WRAP OF YARN. : de en
  • GB642107A - Improved vacuum pans : en
  • FR964925A - : fr
  • FR965020A - : fr
  • GB642109A - Improvements in or relating to thermally responsive electric circuit controlling devices : en
  • US2520786A - Machine for testing elongation : en
  • FR964909A - : fr
  • GB642356A - Roller bearings : en
  • CH270357A - Device on electrical generators for automatic regulation of the magnetic flux, especially for bicycles. : de en
  • ES190833A1 - A METHOD OF PREPARING A LOBSTER GUM MIX : en es
  • ES24123U - Cane with electric battery lamp (Machine-translation by Google Translate, not legally binding) : en es
  • US2520892A - Ice tray : en
  • FR964919A - : fr
  • FR965033A - : fr
  • IE19378L - Rubber sole : en
  • GB642103A - Improvements in brooms, brushes and other sweeping and brushing implements : en
  • US2520196A - Transferring device : en
  • ES191543A1 - A FLOOR FORGING SYSTEM BASED ON REINFORCED CONCRETE BEAMS WITH IRON RODS FILLED BY PIECES OF COOKED CLAY : en es
  • GB642242A - Improvements in means for recording and reproducing the moves in a game of chess or the like : en
  • GB642264A - Improvements in or relating to electric heating units : en
  • GB642336A - Improvements in or relating to railway vehicle bodies : en
  • GB642344A - Improvements in or relating to radio receiving apparatus : en
  • US2520264A - Substituted 3, 1-benz-2, 3, 4, 5-tetrahydroazepines : en
  • US2520832A - Coupler operating rod bracket : en
  • DE1612480U - SHELL CEILING FILLS. : de en
  • GB642275A - Improvements in fusible electric cut-outs : en
  • CH270312A - Method and machine for manufacturing bevel gears with helical teeth. : de en
  • GB642161A - Improvements in or relating to tie-rod joints : en
  • DE1612561U - HARD FIBER PADDLE BOAT. : de en
  • DEP0009339DA - Circuit arrangement for hum compensation : de en
  • DEP0002496BA - Precision measuring device for tactile measurements : de en
  • US2520721A - Clutch control mechanism : en
  • USD159928S - Game board : en
  • CA467602A - Mould construction : en fr
  • CH270185A - Distributor-regulator. : en fr
  • GB642337A - Improvements in or relating to direct current motor control systems : en
  • BE497526A - : en fr
  • US2520827A - Mixing machine : en
  • FR965082A - : fr
  • DE1612365U - METAL DISC REEL. : de en
  • DEP0031410DA - pen : de en
  • DE1612542U - TENSIONING DEVICE FOR THE DRIVE BELT OF A COOLING AIR BLOWER ON COMBUSTION ENGINES. : de en
  • FR965040A - : fr
  • ES24117U - Hygienic container for prophylactic elements (Machine-translation by Google Translate, not legally binding) : en es
  • DE1612564U - TAPE MONITORING DEVICE. : de en
  • GB642372A - Improvements in or relating to processes for preparing pure crystalline salts of penicillin, and the pure crystalline salts of penicillin resulting therefrom : en
  • US2520451A - Tractor loading attachment : en
  • US2520813A - Electron optical system : en
  • DE1612566U - Dexterity slot machine. : de en
  • FR964963A - : fr
  • GB642361A - Improvements in and relating to the manufacture of electric dry batteries : en
  • GB642338A - Improvement in non-dusting water-soluble organic dyestuff : en
  • DE1612414U - ENTERTAINING GAME WITH FASTENING AND BRINGING JOKE CHARACTERS. : de en
  • CH270251A - Process for the preparation of a new intermediate dye. : de en
  • DE1612678U - DRIVE DEVICE FOR TUNING AN ADDITIONAL VHF DEVICE BUILT IN A RADIO RECEIVER. : de en
  • GB642120A - Improvements in or relating to fume exhausters particularly for welding : en
  • GB642400A - Improvements in or relating to receiving apparatus for radio navigation systems : en
  • GB642229A - Improvements in or relating to gas-turbine or jet-engines : en
  • US2520137A - Retiring cam mechanism for unlatching elevator doors : en
  • US2520844A - Device for dumping trucks : en
  • GB642217A - Improvements in or relating to drill bits and processes of making the same : en
  • DE1612646U - SHOP WINDOW TRIM. : de en
  • US2520735A - Synthetic rubber composition containing a fatty acid nitrile or polymer thereof and method of making the same : en
  • FR965047A - : fr
  • DE800120C - Impeller for Kaplan turbines : de en
  • DE1612553U - LIGHT TRANSPARENT FOR BEER BUFFETS OR THE LIKE. : de en
  • DE1612634U - SYRINGE DEVICE FOR BAKERY. : de en
  • DE1612420U - FOLDING-UP WALLPAPER TABLE. : de en
  • DE1612547U - CUTTING PLUG FOR CUTTER HEADS IN GEAR HOBBING MACHINES. : de en
  • PL34141B1 - : en pl
  • DE1612488U - SYRINGE FRAME. : de en
  • GB642090A - Keyboard impulse transmitter for step-by-step printing telegraph : en
  • FR964971A - : fr
  • FR965023A - : fr
  • AU149374B2 - Improvements in or relating tox-ray apparatus embodying operator screening means : en
  • CA467718A - Circuit breakers : en fr
  • DE1612404U - INTERCHANGEABLE RUNNERS AND INTERCHANGEABLE RUBBER HEELS ON THE RELATED HOLDING PLATE. : de en
  • DE1612610U - PROTECTIVE COAT FOR TABLETS. : de en
  • FR964972A - : fr
  • CH270462A - Process for the preparation of a heterocyclic amine salt. : de en
  • DEP0028023DA - Mixer tap : de en
  • CA467724A - Tubular frame structures : en fr
  • CH270197A - Secret lock. : en fr
  • US2520810A - Lateral moving table leg fastener : en
  • CA467640A - Catadioptric television projectors : en fr
  • DE1612596U - FASTENING CLAMP FOR CABLES. : de en
  • CH270466A - Body with a slot for sucking off the boundary layer that is created at the interface between fluid and body. : de en
  • DE1612670U - WATER PUMP PLIERS. : de en
  • CA467700A - Vapour generators and superheaters : en fr
  • CH270201A - Oil burner equipment, in particular for heating systems. : de en
  • US2520156A - Process for the manufacture of folic acid : en
  • USD159886S - Becker cup : en
  • BE501970A - : en
  • CH270305A - Clock. : de en
  • DE1612468U - VACUUM COOKING UNIT IN TWIN VERSION. : de en
  • CH270169A - Pal for injecting liquid into the soil, especially fertilizer. : en fr
  • CH270239A - Holding device with resilient engagement of a button-shaped and a bow-shaped part. : de en
  • CH270465A - Crawler chassis. : de en
  • AU146570B2 - Improvements in or relating to oil burners : en
  • CH270203A - Apparatus for cross-cutting the thread on a bean. : de en
  • DE800082C - Support strips for reinforced concrete sleepers : de en
  • CH270415A - Device for stabilizing the image reproduction in television receivers. : de en
  • SU84957A1 - Shaping machine for cutting non-circular gears by running : en ru
  • US2520883A - Container for liquefied gases : en
  • US2520876A - Core bit : en
  • USRE23263E - Wxxteg : en
  • US2520266A - Hydraulic leveling and controlling device : en
  • US2520439A - Wet grinding process : en
  • US2520483A - Process of making upholstery material from palmetto fibers : en
  • US2520654A - Fishline sinker : en
  • US2520641A - Photographic apparatus : en
  • US2520678A - Windshield cleaner mechanism : en
  • US2520807A - Manufacture of basic chocolate liquor : en
  • CH270329A - Automotive crane. : en fr
  • SU75010A1 - Movable reference table : en ru
  • US2520601A - Polymerization promoters : en
  • US2520747A - Fluid current drier for grass and the like : en
  • CA467789A - Methods and means for drying moist material of any description : en fr
  • CA467795A - Injection moulding : en fr
  • US2520395A - Method and apparatus for anchoring draw cords : en
  • CA467764A - Flash welder construction : en fr
  • US2520200A - Ram construction : en
  • CA467592A - Electrolytic water correction devices : en fr
  • US2520804A - Watercraft with pivoted flappers : en
  • GB642391A - Improvements in wire fabric tyre casing : en
  • CH270281A - Auxiliary device for selecting image sections. : de en
  • DE1612392U - CALCULATION GAME. : de en
  • SU82249A1 - A method of making extrusions and surges in a single exposure : en ru
  • US2520286A - Twine cutting machine : en
  • ES190976A1 - A COMBINED PROCEDURE FOR ATTRACTION OF SHOWS AND INCREASE OF SALES : en es
  • US2520811A - Power line antenna : en
  • US2520327A - Cylinder mold papermaking machine : en
  • DE1612405U - RISK STRAPS, IN PARTICULAR FOR SKI BOOTS. : de en
  • US2520492A - Speed regulator for electric motors : en
  • USPP975P - Rose plant : en
  • US2520189A - Processing alcholic beverage distillates : en
  • US2520328A - Cigar lighter locking mechanism : en
  • US2520533A - Ribbon-type parachute canopy : en
  • DE1612447U - ADVERTISEMENT CARD OR BILLBOARD. : de en
  • GB642289A - Improvements in or relating to double layer cavity walls or wall slabs : en
  • DE1612354U - PARKING SWITCH FOR WIPER MOTORS. : de en
  • AU3534450A - Method of and apparatus for splicing rubber : en
  • DK71422C - Gas-fired water heater. : da en
  • FR964997A - : fr
  • DEP0015806DA - Device for separating dust from gases : de en
  • DEP0055708DA - Movable cab for cable excavators : de en
  • FR964955A - : fr
  • FR965052A - : fr
  • PL34161B1 - : en pl
  • GB642117A - Improvements in power plant : en
  • US2520120A - Engine fuel system : en
  • US2520312A - Synthesis of amino acids : en
  • DE1612517U - WATERPROOF WATCH CASE. : de en
  • US2520823A - Oscillator frequency control : en
  • US2520246A - Spring projector : en
  • US2520608A - Concussion relief hood for flash tubes : en
  • US2520882A - Process for the manufacture of : en
  • DK71420C - Vacuum-tight container, especially for electron tubes. : da en
  • DEM0000739MA - Electrical clamp : de en
  • FR965038A - : fr