• US2298362A - Protected blade : en
  • CH223752A - Multiple temperature boiler. : en fr
  • US2298569A - Refrigerated vehicle : en
  • CA408051A - Radio direction finding system : en fr
  • DE726512C - Circuit for amplifying high-frequency electrical oscillations : de en
  • CA407944A - Engine fuel distribution : en fr
  • USD134050S - Design for a culotte uniform dress : en
  • USD134092S - Design for a dress : en
  • GB548533A - Improvements in or relating to machines for drilling diamonds : en
  • DE726400C - Machine for centrifuging items to be processed, in particular molding sand : de en
  • DE726639C - Day bed with reversible frame : de en
  • US2298372A - Movable stop : en
  • CA407943A - Vacuum cleaner : en fr
  • USPP549P - Nectakine : en
  • CA407921A - Metal sheet planing machine : en fr
  • GB548592A - Improvements in and relating to apparatus for producing ultra-violet radiation : en
  • CA407910A - Anti-skid apparatus : en fr
  • CA408034A - Shoe nailing machine : en fr
  • US2299030A - Gasoline meter : en
  • US2298804A - Expansion valve : en
  • US2299038A - Electric switch : en
  • US2298819A - Automatic feed device for the thread guide means of cop winding machines : en
  • US2299007A - Control system for cyclically operating machines : en
  • US2298717A - Engine starting mechanism : en
  • US2298589A - Electric discharge apparatus : en
  • US2298882A - Stop mechanism for dispensing cabinets : en
  • CA407913A - Drilling and boring apparatus : en fr
  • DK60227C - Process for the Preparation of Halogenated Quaternary Amino Fatty Acid Derivatives. : da en
  • CH223844A - Process for regulating the output of thermal power plants and the device for carrying out this process. : de en
  • US2298687A - Electrical timing device : en
  • IE16315L - Detergents : en
  • FR876031A - Process for producing artificial filaments by the dry spinning process using polymerization products derived from homologs of acrylic acid or from functional derivatives of these homologs : en fr
  • GB548611A - Improvements in surgical bandages or binders : en
  • GB548523A - Improvements in belt conveyor driving means : en
  • CH223874A - Packaging boxes, in particular for footwear. : de en
  • CA408014A - Radio signalling system : en fr
  • DE726366C - Airplane wing with double flap : de en
  • CH223876A - Wheel, such as a cycle wheel. : en fr
  • CH223797A - Risers for skis. : de en
  • US2298778A - Electric circuit breaker : en
  • US2298964A - Governor for regulating speed of water wheels : en
  • FR876052A - Switch or electrical switch : en fr
  • US2298782A - Dimmer switch : en
  • US2298751A - Telephone system : en
  • US2298812A - Knitting machine : en
  • DE726593C - Floodable underwater power plant for rivers : de en
  • FR876018A - Removable bed or bedstead with interchangeable elements : en fr
  • DE726650C - Airplane tail wheel strut : de en
  • US2298306A - Vacuum can closing machine : en
  • US2298705A - Price marking tag : en
  • CH223870A - Process for producing a bis-triazine compound. : de en
  • US2298347A - Treatment of hydrocarbon oils : en
  • US2298972A - Cutout : en
  • CH223768A - Regulating device on garments provided with an electrical heating resistor. : de en
  • US2298799A - Keyboard cover : en
  • US2299017A - Clamp device for hair tinting : en
  • DE726491C - Windows for gas masks : de en
  • DE726611C - Process for the preparation of halogen silver emulsion layers with dye formers for color photography : de en
  • GB548498A - A float-operated electric switch : en
  • US2298333A - Valve stem locator : en
  • US2298386A - Conveyer chain : en
  • DE726527C - Hobbing machine in which the workpiece slide, which is guided above and below the workpiece, executes the feed movement : de en
  • US2298993A - Optical objective : en
  • US2298773A - Vehicle : en
  • US2299015A - Color photography : en
  • US2298371A - Piston ring : en
  • DE726484C - Device for the axial displacement of control shafts on internal combustion engines : de en
  • GB548586A - Improvements in water gauge connections and the like for steam boilers : en
  • CA407953A - Piston packing device : en fr
  • US2298863A - Image transmission system : en
  • GB548482A - Improvements in the means for wrapping a wire or other filament around a body : en
  • US2298376A - Cloth backed plaster reinforcing : en
  • US2298873A - Pile wire : en
  • US2298899A - Interfitting machine and like part : en
  • DE726610C - Film reel : de en
  • DE710537C - Pivot mount for machine weapons : de en
  • FI19382A - For example, the use of butanol in the genome structure : en fi
  • DE726481C - Multi-cell storage house for motor vehicles, in which the transport of the vehicle to and from the cells fixed on a dial is carried out by an electrically remote-controlled means of transport : de en
  • DE726580C - Pneumatic conveyor device for conveying powdery material in vertical or almost vertical conveyor pipes by means of centrifugal pumps : de en
  • GB548582A - Improvements in or relating to guards for shears, guillotines and like machines : en
  • GR9993B - LAYOUT IN EXCAVATIONS AND SIMILAR MACHINES. : el en
  • US2298580A - Fish holding device : en
  • CA408031A - Shoe upper edge finishing machine : en fr
  • GB548573A - Improvements in or relating to mixing machines : en
  • DE726505C - Method for washing textiles : de en
  • US2298303A - Azo dyestuffs : en
  • US2298966A - Kaleidoscope : en
  • US2298515A - Window structure : en
  • US2298855A - Lubricant : en
  • FR876023A - Mechanical converter or electrical machine with reactors used to promote switching : en fr
  • GB548550A - Improvements in apparatus for training and firing guns : en
  • US2298327A - Counterpack register : en
  • US2299027A - Display carton : en
  • DE726469C - Spin dryer : de en
  • NL54130C - : en
  • US2298284A - Reductive alkylation : en
  • DE726371C - Elastically resilient mounting of the longitudinally positioned engine gearbox block in the context of motor vehicles : de en
  • US2298285A - Separator : en
  • FR876005A - Automobile headlight : en fr
  • USD134075S - Photographic easel album or similar article : en
  • DE726529C - Wing outer skin condenser with condensate delivery device for evaporation cooling systems of aircraft : de en
  • FR876049A - Improvements to expandable key valves : en fr
  • DE726661C - Wire protection pressure piece for socket terminals : de en
  • FR876071A - electrolysis element : en fr
  • DE710536C - Sighting device, especially for machine weapons : de en
  • DE726447C - Cleaning device for floors : de en
  • AU703442A - Improvements in internally expanding brakes : en
  • DE726631C - Open heat exchanger : de en
  • DE726660C - Process for overcoming the frictional connection on ramming beams for their recovery in civil engineering : de en
  • US2298425A - Toy glider : en
  • US2299021A - Foldable and suspendable rack for shoes or the like : en
  • US2298626A - Gyroscopic indicator : en
  • US2298664A - Nonslip material and process of making same : en
  • FI19386A - Ljusreflekterande färg : en fi
  • US2298545A - Coffee package : en
  • CH223774A - Device for the production of stacks of cellulose sheets from different cellulose balls suitable for treatment in the immersion presses in the course of the production of viscose. : de en
  • US2298524A - Combination wagon box : en
  • US2298434A - Conversion of hydrocarbon oils : en
  • US2298743A - Means for removably positioning : en
  • GB548478A - Improvements in or relating to cop winding machines : en
  • GB548522A - Improvements in or relating to gaseous electric discharge devices : en
  • US2298272A - Electromagnetic horn : en
  • GB548552A - Improvements in and relating to drying apparatus : en
  • GB548510A - Improvements in or relating to air heating apparatus : en
  • US2298890A - Electric switch mechanism : en
  • US2298968A - Fluorescent coating and method of manufacture : en
  • US2298694A - Fishing pole holder and harness therefor : en
  • US2298498A - Variable tuned transformer : en
  • US2298813A - Treatment of polymer substances : en
  • USRE22203E - Starting gate : en
  • FR876066A - Manufacturing process for compressed peat fuel : en fr
  • GB548546A - Improvements in or relating to frequency selector units : en
  • CA407924A - Hay harvester : en fr
  • CA408023A - Lighter : en fr
  • US2298496A - Lens grinding machine : en
  • US2298502A - Eyeglass construction : en
  • US2298864A - Synchronizing system : en
  • US2298818A - Method for recovering liquids from gases : en
  • FI19389A - Förskålning for framställning av mellantak av betong, hålsten eller dylikt : en fi
  • DE726343C - High-frequency receiver with a device for eliminating short-term interference : de en
  • GB548547A - Improvements in or relating to broad band high frequency amplifiers : en
  • DE726626C - Locking head for spindles : de en
  • US2298537A - Squadron hitch : en
  • US2298378A - Service station pump island : en
  • US2298852A - Actuating mechanism for riveting machines : en
  • US2298730A - Indicating slide device : en
  • DE726490C - Automatic device for cleaning the sieve arrangement of a pump suction line : de en
  • DE726515C - Rod antenna for vehicles : de en
  • FR876024A - Device for examining images during cinematographic shooting : en fr
  • US2298431A - Toy : en
  • US2298629A - Radio receiving system : en
  • US2298803A - Drying of printed matter : en
  • US2298911A - Optical system for facsimile transmitters : en
  • US2298943A - Process of reclaiming wax from waste waxed paper : en
  • CH223835A - High pressure centrifugal pump. : de en
  • GB548479A - Improvements in surface treatment of magnesium or magnesium alloys : en
  • AU115957B2 - Process and means for dishing end plates for metal containers : en
  • USD134064S - Design for a miniature shrine : en
  • CA407952A - Electrical remote control system : en fr
  • US2298530A - Combined trailer and tent construction : en
  • US2299010A - Fan construction for air-cooled engines : en
  • FR876095A - Frequency discriminator network : en fr
  • US2298571A - Guide card with index-insert pocket : en
  • CH223817A - Work table on a machine tool having a work spindle, which is pivotable to the work spindle. : de en
  • FR876004A - Process for the production of safety glasses : en fr
  • GB548529A - Extrusion devices for and method of making formations of plastic material : en
  • DE726468C - Method for spinning short fiber asbestos (cardboard fibers, etc.) together with a carrier fiber, such as. B. Cotton : de en
  • DE726479C - Bracket for curtain rails : de en
  • DE726662C - Method for laying a tubular wire as an overhead line : de en
  • DE726519C - Process for the splitting hydrogenation of high-boiling hydrocarbon oils : de en
  • CH223833A - Rotating machine with guide vane and working vane rings for conveying resp. Compaction of work equipment. : de en
  • CA407928A - Non-refillable bottle : en fr
  • US2298322A - Slide changing device : en
  • DE726418C - Use of a hot air device with a wide fan-shaped nozzle to remove old paint : de en
  • CH223772A - Method of making stigmasterine. : de en
  • DE726197C - Method for making petrol anti-knock : de en
  • US2298269A - Synthetic protein resin and method of making the same : en
  • US2299063A - Pipe cutting apparatus : en
  • DE726406C - Device for the production of filament coils of any length from polystyrene or similar thermoplastic materials : de en
  • DE726557C - Transverse sliding bearing : de en
  • GB548608A - Improvements in vaporizing burners for petroleum, methylated spirits or the like : en
  • USD134038S - Bennett dispenser : en
  • GB548620A - Improvements in or relating to aluminium base alloys : en
  • CH223758A - Winding device. : en fr
  • FR876057A - Multipurpose electric heater : en fr
  • GB548458A - A new manufacture of flexible hose and method of producing same : en
  • US2298733A - Filter dye and photographic material containing the same : en
  • NL53337C - Process for the preparation of hydrophilic macromolecular polycondensation products of the polyamide type : en nl
  • US2298353A - Calculating machine : en
  • US2298947A - Luminescent lamp : en
  • US2298856A - Fluid pressure braking system : en
  • US2298923A - Machine for winding coiled sections : en
  • US2298926A - Electrical wave amplification : en
  • US2298399A - Device for controlling temperature : en
  • US2298916A - Modification of fatty oils : en
  • GB548480A - Improvements in the means for wrapping a wire or other filament around a tube or cylinder : en
  • US2298649A - Hydraulic transmission : en
  • FI19398A - Cylinder use in the field of operation of the vehicle mechanism : en fi
  • CA407917A - Jar closure : en fr
  • DE726448C - Device for inserting and adjusting intermediate shelves in filing cabinets u. like : de en
  • CH223825A - Method for profiling grinding wheels used in gear tooth grinding machines, and mechanism for carrying out this method. : en fr
  • DE718220C - Use of a metallic crucible to melt the salt used as a flux when manufacturing composite cast bearing shells : de en
  • CH223787A - Method and device for the longitudinal tubing of tapes, the surface of which consists of a material that is dry at normal temperature, but adhesive when heated. : de en
  • US2298680A - Spraying device nozzle : en
  • US2298754A - Device for exhibiting transparencies : en
  • US2299058A - Radio receiver apparatus : en
  • US2298307A - Top structure for gaseous fuel cook stoves : en
  • CA408025A - Sewing machine cabinet : en fr
  • DE726665C - Hair treatment preparations : de en
  • US2298732A - Polymethine base : en
  • CH223761A - Weft feeler for loom. : en fr
  • US2298759A - Coil handling apparatus : en
  • US2298887A - Stripper for extruding apparatus : en
  • DE726382C - Seal for swiveling cooling elements of sprinkler coolers : de en
  • FR876098A - Sliding variometer : en fr
  • US2298822A - Electrical connector : en
  • US2299003A - Filling machine : en
  • DE726398C - Untying for old twine ends : de en
  • DE726492C - Drive for landing flap : de en
  • US2298748A - Method of making electric cables : en
  • DE726424C - Arrangement to compensate for inequalities caused by failure of the line pulses during the image change pulses : de en
  • US2298318A - Surfacing apparatus : en
  • US2298561A - Bacteria culture and production thereof : en
  • US2299020A - Vegetable peeling apparatus : en
  • DE726600C - Arrangement for jumping counters, especially for artillery command systems : de en
  • CH223847A - Process for stepless regulation of alternating current voltages. : de en
  • US2298601A - Mailing piece : en
  • US2298901A - Spoon holder : en
  • US2298377A - Vacuum distillation from moving surfaces and apparatus therefor : en
  • US2298567A - Pump anchor : en
  • US2298895A - Method of making heat exchange units : en
  • USD134058S - Design for a range finder : en
  • GB548535A - An improved method of, and means for, making rivets : en
  • GB548462A - Improvements in gastroscopes and other instruments for examining tubes and cavities in the human and other bodies : en
  • US2298388A - Laminated field structure : en
  • US2298406A - Window construction : en
  • USD134096S - Design for a dress : en
  • GB548460A - Improvements in or relating to sound recording systems : en
  • DE726357C - Balance and pressure measurement method independent of changing acceleration values : de en
  • DE726384C - Vessel for the industrial, chemical and / or thermal treatment of earth, ores and metals : de en
  • US2298314A - Automatic fluid control for hydrostatic systems : en
  • US2298340A - Retard for focal plane shutters : en
  • USD134051S - Design for a ctllotte uniform dress : en
  • DE667053C - Method and device for sifting pulp suspensions, in particular paper pulp : de en
  • DE726613C - Towing connection of a rotary wing glider with a tractor : de en
  • US2298610A - Typewriter carriage return device : en
  • CA408013A - Radio signalling system : en fr
  • US2298364A - Molded name plate : en
  • US2298336A - Hot cathode glow discharge lamp unit : en
  • US2298871A - Sewing machine : en
  • GB548541A - Improvements relating to wheel axle constructions : en
  • US2298645A - Transmission : en
  • US2298726A - Age resister for rubber : en
  • US2298444A - Light sensitive diazotype material : en
  • DE726412C - Photographic layers : de en
  • GB548496A - Improvements relating to tension bars for warp knitting machines and other textile machinery : en
  • US2298906A - Cloth-treating apparatus : en
  • DE726390C - Device for the optional replacement of wheel axles or bogies : de en
  • DE722423C - Flat weft knitting machine for the production of weft knitted fabrics : de en
  • CH223792A - Process for the production of photographic material which contains at least one non-diffusible dye former in at least one halogen silver emulsion, in particular for colored photographic images, and photographic material produced by this process. : de en
  • GB548500A - Improvements relating to rotary pumps : en
  • DE726486C - Universal joint coupling : de en
  • DE726511C - Subscriber station : de en
  • DE726392C - Airspace-insulated electrical cables, in particular high-frequency cables : de en
  • US2298587A - Cassette : en
  • DE726488C - Press grinder for wood : de en
  • FR876032A - Method and device for producing artificial filaments from the polymerization products of acrylic acid homologues or functional derivatives of these homologues : en fr
  • DE726199C - Process for the production of shaped structures with a basic character : de en
  • FR876078A - Distribution system for equi-current, multi-cylinder, fast-running steam engines : en fr
  • DE726502C - Automatic firearm with a magazine carrier that can be swiveled into the fore-end : de en
  • DE726535C - Process for the production of burned carbon bodies, such as electrodes, brushes, etc. : de en
  • NL53288C - Improvement of a device for generating a flight path generator : en nl
  • CA407994A - Clothes wringer : en fr
  • DE726350C - Standing boiler with built-in battery in the upper boiler water room for hot water preparation : de en
  • GB548554A - A process for the production of aromatic nitrogen-containing hydroxy compounds : en
  • FI19380A - The provisions of this Regulation apply to complete materials : en fi
  • US2298508A - Shaving method : en
  • US2298690A - Apparatus for forming belting : en
  • US2298771A - Gas valve : en
  • DE726452C - Hardness tester working according to the depth difference measuring method with a dial gauge that automatically adjusts the zero point : de en
  • US2298293A - Container : en
  • AU115961B2 - Improvements in photosensitive electrodes : en
  • US2298648A - Hydraulic transmission : en
  • US2298858A - Control element : en
  • GB548613A - Improvements in and relating to masking or screening devices for lamps : en
  • FR876011A - Analyzer for polarized headlight light, particularly in the form of a spectacle lens : en fr
  • FR876060A - Improvements in the manufacture of dry cells : en fr
  • CA408018A - Sound recording apparatus : en fr
  • US2298631A - Apparatus for waxing vegetables : en
  • FR876029A - Apparatus for measuring and recording compression pressures in multi-cylinder engines : en fr
  • US2298419A - Reinforced package : en
  • USD134052S - Design for a twine container : en
  • USD134094S - Design for a dress : en
  • DE726430C - Process for the preparation of compounds of [1, 3, 5-triazinyl- (6)] - aminophenyl-arsonic acids : de en
  • DE726446C - Mobile suitcase : de en
  • DE726374C - Network group : de en
  • US2298652A - Magnet stator structure for magnetos : en
  • GB548470A - Improvements in or relating to electric switch bodies and the arrangement of electric conductors therein : en
  • CH223769A - Machine for molding a pasty mass. : en fr
  • US2298341A - Motor vehicle periscope : en
  • CH223881A - Device for creating seed furrows and placing the seeds in the furrows created. : de en
  • CA407966A - Tray : en fr
  • CH223779A - Linseed oil substitute. : de en
  • GB548564A - Improvements in or relating to mountings for cinematograph cameras : en
  • DE726358C - Display device for self-displaying scales : de en
  • DE726552C - End collar clamp for overhead lines : de en
  • DE726474C - Switching device for low-noise typewriters with type bars : de en
  • US2298914A - Modification of fatty oils : en
  • DE726499C - Footwear with a slit upper part held together by flexible connecting pieces : de en
  • DE726503C - Building game to assemble a self-supporting sloping tile roof : de en
  • GB548512A - Improvements in or relating to theodolites and other angle measuring instruments : en
  • GB548467A - Relay : en
  • DE726345C - Arrangement for securing the correct polarity connection of portable DC-DC converters : de en
  • USPP551P - Bose plant : en
  • GB548521A - Improvements in or relating to turning centres : en
  • FR876001A - Method and device for determining the cleaning resistance of individual fibers : en fr
  • USD134080S - Design for a lighting fixture : en
  • DE726551C - Screw locking with a split nut thread for socket terminals, head contact screws, jacket terminals and the like like : de en
  • CA407978A - Bottle washing apparatus : en fr
  • CH223830A - Socket pipe with basically spherical socket, which at the other end has an extension with a spherical contact surface that fits into the socket ball. : de en
  • CH223832A - Diaphragm compressor. : en fr
  • FR876041A - Alumina production process : en fr
  • US2298925A - Mechanism for handling endless film : en
  • CA407979A - Food mixer motor : en fr
  • USRE22202E - Synthetic compost for mushroom : en
  • US2298470A - Resinous fusion product : en
  • CH223815A - Device for unwinding a very long object wound on a reel. : en fr
  • NL54060C - : en
  • US2298557A - Mineral oil composition : en
  • US2298839A - Form for concrete arch constructions : en
  • US2298456A - Mechanical chessboard : en
  • US2298497A - Nut shelling machine : en
  • DE726473C - Device for bearing lubrication when starting and stopping a steam turbine with an automatically controlled turbo auxiliary oil pump : de en
  • FI19387A - Cyclone purifier for purifying gas from wood and charcoal gas generators : en fi
  • US2298310A - Hydraulic drive : en
  • US2298490A - Ether derivatives of vitamin b6 and process of making the same : en
  • CA407920A - Sliding fastener : en fr
  • CA407950A - Brake arrangement : en fr
  • DE726161C - Process for sensitizing photographic silver emulsions : de en
  • GB548579A - Improvements in and relating to methods of and apparatus for enamelling rectangular wires : en
  • CH223775A - Process for the production of a condensation product. : de en
  • CA408015A - Photographic developing process : en fr
  • CH223818A - Stamp to rectify holes previously made in a part. : en fr
  • FR876100A - Mounting for converter equipment : en fr
  • CA407971A - Circuit breaker : en fr
  • CA407990A - Semi-finished alloy product manufacture : en fr
  • US2299061A - Binder : en
  • CH223728A - Method for treating a mixture of cultivated seeds, in particular clover seeds, and weed seeds. : de en
  • CA408050A - Wire coating method : en fr
  • DE726555C - Clamping device for the tension wire ends in concrete formwork : de en
  • AU197041A - Improved grate for updraught generators of gas producers : en
  • CA407967A - Screen grid tube : en fr
  • CH223824A - Outlet nozzle on grinding machines for supplying the grinding fluid to the grinding wheel. : de en
  • CH223854A - Terminal for electrical lines. : de en
  • DE726393C - Process for the production of twisted wire groups for telecommunication cables : de en
  • US2298666A - Apparatus for printing : en
  • CH223785A - Carbon paper set. : de en
  • US2298276A - Double image facsimile page printer : en
  • DK60238C - Method and Machine for Making Horseshoes. : da en
  • US2298443A - Nondiffusing sulphonamide coupler for color photography : en
  • NL53277C - : en
  • US2298939A - Train describer and platform indicator : en
  • US2298712A - Feed grinding machine : en
  • US2298955A - Automatic feeding device : en
  • US2298418A - Process for machining metals using cutting tools : en
  • US2298457A - Variable stroke motor : en
  • USD134071S - Design fok an advertising sign : en
  • USD134107S - Design for a textile fabric or simi- lar article : en
  • AU160341A - Improvements in photosensitive electrodes : en
  • CH223872A - Powerline carrier signaling installation. : en fr
  • US2298876A - Stabilized dry rosin size : en
  • CH223782A - Process and device for the biological purification of waste water and similar liquids. : de en
  • US2298358A - Circuit for molding work pieces : en
  • US2298424A - Absorbent material : en
  • US2299060A - Head rail assembly : en
  • DE726186C - Arrangement for recording images by means of a cathode ray tube : de en
  • DE726533C - Device for processing ceramic raw materials : de en
  • CH223765A - Printing paste. : de en
  • DE726396C - Friction device for obtaining spinnable fibers from fiber stalks, in particular reed stalks : de en
  • DE726604C - Control for hydraulically controlled gear drives on machine tools, for example drilling machines : de en
  • DE726347C - Angle valve for raw gas lines : de en
  • USD134082S - Design for a shoe sterilizer drain rack : en
  • DE726607C - Machine for producing printed box blanks : de en
  • CA407985A - Frictional torque transmitting device : en fr
  • DE726463C - Discharge vessel with vapor or gas filling and cold, plate-shaped cathode for generating tilting vibrations : de en
  • US2298366A - Trimming machine : en
  • US2298562A - Method and apparatus for hindering interference with wireless transmission of messages : en
  • US2298978A - Lawn mower sharpener : en
  • FR876012A - Improvement in the heating elements of electric stoves : en fr
  • USD134076S - Liturgical fabric or similar article : en
  • US2298522A - Method of manufacturing bags : en
  • US2298543A - Combination purse and billfold : en
  • US2298701A - Electric motor : en
  • USD134102S - Design for a jacket : en
  • DE726353C - Method and device for feeding the goods to be weighed in automatic scales : de en
  • DE726360C - Device to protect analytical balances against corrosive gases and vapors : de en
  • DE726459C - Overburden conveyor bridge system equipped with an excavator working in high and low cut : de en
  • DE726460C - Flexible arched pit lining : de en
  • FR876015A - Improvement in the processing of synthetic rubbers : en fr
  • FR876039A - Lock closure : en fr
  • IE18870L - Organic silicates; heat transfer media : en
  • US2298313A - Controllable flush electric outlet : en
  • US2298912A - Art of aerial transportation : en
  • US2298938A - Vent for containers : en
  • GB548509A - Demodulation circuits for frequency and phase modulated waves : en
  • US2298558A - Automatic stop for tabulators : en
  • US2298681A - Insecticide : en
  • US2298988A - Tripping mechanism for automatic record changers : en
  • US2298974A - Glass-to-metal seal : en
  • US2298564A - Abrasive control unit : en
  • US2298643A - Saw blade attachment : en
  • US2298826A - Smoker's combination apparatus : en
  • US2298504A - Spark plug : en
  • US2298582A - Sleeve molding machine : en
  • US2298683A - Attachment for stapling machines : en
  • US2298776A - Hydraulically operated lock : en
  • US2298741A - Photographic enlarger : en
  • US2299041A - Electric control system for hosiery treating machines : en
  • NL53360C - : en
  • US2298607A - Decomposing ozone : en
  • US2298729A - Mold : en
  • US2298731A - Pyrrole filter and backing dye : en
  • DE726646C - Swiveling rotary indexing table, especially for coordinate drilling machines : de en
  • US2298517A - Protection of multiphase transmission lines : en
  • US2298837A - Concrete foundation wall form : en
  • DE726657C - Filler pencil with transparent shaft for observing the lead : de en
  • DE726456C - Gear pump : de en
  • DE726640C - Process for the regeneration of old rubber by the alkali process : de en
  • CH223789A - Sheet lifting and holding device on a sheet stack processing duplicating and similar machines. : de en
  • US2298283A - Pedal for foot propelled vehicles : en
  • GB548530A - Improvements in or relating to tool posts for lathes and like machines : en
  • US2298288A - Mixture ratio indicator : en
  • GB548576A - Improvements in or relating to electrical heating devices or appliances : en
  • FR876033A - Method for producing color photographic images : en fr
  • US2298295A - Coated glass fabric : en
  • US2299043A - Method of treating light metal scrap : en
  • FR876064A - Compressed fluid brake control device : en fr
  • US2298343A - Resetting mechanism for counting devices : en
  • FI19390A - Splitting saw feed table drive : en fi
  • US2299012A - Symmetrical disubstituted alkylol guanidines : en
  • DE726434C - Automatic regulation of air heating in railroad cars : de en
  • US2298344A - Photographic printing apparatus : en
  • US2298755A - Apparatus for destroying noxious plants : en
  • US2298647A - Broaching machine : en
  • US2298551A - Back water valve : en
  • USD134068S - Design for a badge or similar article : en
  • DE726376C - Braun's tubes with a laterally fused tube attachment : de en
  • GB548464A - Improvements in or relating to ophthalmic lens mountings : en
  • DE726568C - Process for the production of photographic metal salt layers of directly developing solutions : de en
  • DE726620C - Electromagnetic overcurrent release for alternating current : de en
  • CH223754A - Process for the production of threads, films, etc. from regenerated cellulose. : de en
  • US2298469A - Differential pressure control mechanism : en
  • GB548532A - Improvements relating to photographic materials : en
  • CA407968A - Circuit interrupter : en fr
  • USD134088S - Design fob a ring : en
  • CA407964A - Ditch excavating or clearing machinery : en fr
  • DE726296C - Moist heat exchanger (condenser or cooler) : de en
  • US2298337A - Press : en
  • US2298501A - Method of separating fatty acids : en
  • US2298466A - Electro-optical system and apparatus : en
  • DE726381C - Flat fire lighter with perforations : de en
  • CH223800A - Installation for tempering artillery projectiles. : en fr
  • CH223801A - Method and device for moving bodies. : de en
  • DE726590C - Adjustable electrodynamic gear : de en
  • US2298447A - Automatic phonograph : en
  • GB548489A - Improvements in and relating to starting mechanism for fluorescent lamps : en
  • US2298973A - Electric attachment plug : en
  • USD134093S - Design for a dress : en
  • US2298693A - Method for sterilizing milk or other food products : en
  • FR876025A - Process for the production of metals and alloys having good deformability and elasticity from the point of view of chip removal during machining : en fr
  • DE726168C - Cold bonded whetstone : de en
  • DE726349C - Power supply device for vehicles : de en
  • DE726476C - Roller for writing business machines : de en
  • FR876090A - Aeromotor : en fr
  • DE726609C - Device for optical copying of stereoscopically recorded film image pairs : de en
  • DE726369C - Articulated coupling, especially for motor vehicles, with a rubber body : de en
  • DE726159C - Solder : de en
  • DE726417C - Process for the production of replicas of relief shapes, enlarged as desired : de en
  • US2298512A - Accumulator for supplying liquid under pressure : en
  • DE726559C - Installation of ball, roller, articulated or similar bearings : de en
  • DE726589C - Roller or rotary switch with spring mechanism and foot drive : de en
  • DE726404C - Anti-tip device for a floating crane : de en
  • DE726592C - Compounding arrangement of three-phase machines with an iron choke coil in the excitation circuit : de en
  • DE726377C - Oil level protection for piston compressor : de en
  • US2298487A - Credit-authorization telephone system : en
  • US2299057A - Apparatus for gravel packing wells : en
  • US2298312A - Method of phosphate coating ferrous metal surfaces : en
  • US2298833A - Lubricant : en
  • DE726579C - Feeding device for screw conveyors with feed organs rotating in opposite directions, the outer circumference of which overlap : de en
  • CA408026A - Oxidation catalyst : en fr
  • DE726362C - Method for the piezoelectric measurement of printing processes : de en
  • GB548504A - Improvements in or relating to electric irons : en
  • US2298494A - Spring fork bicycle : en
  • USD134081S - Design for a lighting fixture : en
  • US2299059A - Frequency modulation system : en
  • AU280041A - Improved means for fastening movable panels and the like : en
  • US2298921A - Tying plate for conveyers : en
  • US2298980A - Filter and method of producing same : en
  • US2298534A - Applicator and container : en
  • US2298825A - Combustion control : en
  • CA408019A - Soundhead : en fr
  • US2298764A - Sound translating device : en
  • US2298429A - Method and apparatus for automatic pressure control in molding of synthetic resinousmaterials : en
  • US2298453A - Service measuring system : en
  • US2298675A - Mechanical movement : en
  • US2298945A - Combination billfold and purse : en
  • CH223780A - Process for the production of a paint raw material. : de en
  • CH223759A - Pelotonneuse. : en fr
  • CH223813A - A method of manufacturing a reservoir and reservoir obtained by this method. : en fr
  • DE726523C - Safety circuit for elevators : de en
  • CA407958A - Shoe welting : en fr
  • FR876034A - Plaster for wounds and injuries : en fr
  • US2298608A - Memory type recorder : en
  • AU115975B2 - Improvements relating to refrigeration : en
  • US2298319A - Building construction : en
  • US2298678A - Gunstock : en
  • US2298842A - Luminous flame furnace : en
  • DE726342C - Changeover contactor for electrical heating systems : de en
  • US2298471A - Gear finishing : en
  • CH223806A - Dial with feet. : en fr
  • CH223850A - Collector for electrical machines. : de en
  • DK60237C - Beet dryer with Cutting device. : da en
  • CH223829A - Pyrophoric lighter. : en fr
  • GB548475A - Improvements in or relating to superheterodyne receiving arrangements : en
  • CH223739A - Lock, especially for doors. : de en
  • DE726442C - Remote-controlled fuse with a flammable mass housed in a capsule : de en
  • DE726525C - Test device for determining the degree of sizing of the coating slip of coated papers and the elongation of base paper : de en
  • US2298596A - Steering wheel : en
  • US2298686A - Welding rod : en
  • USD134054S - Design for a dispensing container : en
  • FR876058A - Improvements in the construction of discharge tubes : en fr
  • DE726549C - Steam turbine plant : de en
  • AU383641A - An improved electrical branding device : en
  • CH223808A - Process for the production of metallic moldings. : de en
  • DE726575C - Housing cover for machine weapons : de en
  • GB548593A - Improvements relating to auxiliary internal combustion engines for aircraft and other vehicles : en
  • GB548558A - Printing of textile fabrics : en
  • CH223731A - Wooden beam connection of building structures. : de en
  • US2298485A - Tire mold : en
  • US2298544A - Steering joint : en
  • DE726367C - Turnbuckle safety device for aircraft construction : de en
  • DE726616C - Jump start for seaplanes from underwater hydrofoils : de en
  • GB548459A - Improvements in two-part buttons : en
  • GB548551A - Improvements in or relating to strengthened metallic members and method of producing same : en
  • US2298896A - Refrigerator car : en
  • CA408032A - Fastener forming and inserting machine : en fr
  • DE726494C - Propeller arranged in the subdivided fuselage of an aircraft, in particular a motor glider : de en
  • DE726597C - Knitting machine in which each needle carries out a complete knitting movement on its own before the next needle starts the knitting movement, and a needle for such a machine : de en
  • USD134056S - Design for a portable container for liquids : en
  • DE726548C - Process for the production of a new glycoside from the red sea onion : de en
  • FR876085A - Method and device for making hook connections for conveyor belts : en fr
  • US2298933A - Method of treatment of plant tissue : en
  • US2299022A - Air separator : en
  • US2298691A - Fish lure : en
  • US2298846A - Wax-polymer blend manufacture : en
  • US2298868A - Synthetic polyamide filaments of high impact strength and process of making same : en
  • US2298893A - Liquid level gauge : en
  • US2298408A - Mounting fixture for press assembling : en
  • GB548531A - Improvements in or relating to the manufacture and production of laminated sheet materials : en
  • CH223735A - Fuel saving device. : en fr
  • CH223755A - Process for the production of synthetic threads from polymerization products without the use of a precipitation bath and synthetic threads produced by the process. : de en
  • CA407988A - Educational device : en fr
  • CH223822A - Wooden containers and process for their manufacture. : de en
  • CH223859A - Warning device for indicating gas formation, oil flow and oil loss in oil-filled electrical apparatus and machines. : de en
  • FR876087A - Device for turning pencils during their manufacture : en fr
  • GB548524A - A method of producing concentrated rubber latex : en
  • DE726667C - Process for the production of mica powder by annealing : de en
  • CH223781A - Anti-knock agent for hydrocarbon fuel. : de en
  • GB548488A - Improvements in recording sound on light sensitive materials : en
  • US2298583A - Photographic printing frame and the like : en
  • US2298936A - Fuel injection pump : en
  • US2299064A - Attachment for filling machines : en
  • GB548594A - Improvements in and relating to tanning and compositions therefor : en
  • DE726644C - Repellent against wood-damaging insects, especially against the timber bark beetle : de en
  • NL105305B - : en
  • US2298415A - Glove compartment construction : en
  • DE726368C - Stroller convertible into a reduced multi-seat buggy : de en
  • GB548569A - Improvements in or relating to pasteurisation processes and plant : en
  • USPP550P - Rose plant : en
  • US2299053A - Water heater : en
  • DE726405C - Device for cooling control stands of mobile cranes or trolleys : de en
  • GB548520A - Improvements in and relating to fluid operating mechanism for electric circuit breakers : en
  • CH223740A - Process for manufacturing a glass plate having an impression on at least one of its faces and installation for implementing this process. : en fr
  • US2298967A - Liquid weighing apparatus : en
  • AU118425B2 - Improvements in internally expanding brakes : en
  • CH223749A - Tensioning device for furniture on legs. : en fr
  • DE726352C - Magnifying glass : de en
  • GB548567A - Improvements in and relating to aircraft performance computers : en
  • DE726173C - Process for the preparation of tetrahydroisoquinoline compounds : de en
  • DE726441C - Multiple break switch : de en
  • CA408035A - Shoemaking apparatus : en fr
  • CH223762A - Device for painting fabrics, in particular linen interlinings. : de en
  • FR876093A - Device for transmitting movement of an organ leading to a driven organ : en fr
  • GB548469A - Improvements relating to forging, reheating and like furnaces : en
  • US2299055A - Expander tool for one time couplings : en
  • DE726433C - Cross stiffening in large passenger spaces of railway car bodies designed as thin-shelled tubes : de en
  • DE726572C - Freewheel hub : de en
  • AU120054B2 - Improvements in or relating to electric motor controllers : en
  • US2299062A - Punching machine : en
  • DE726509C - Safety device for the quick-acting valve of a centrifugal machine, especially a steam or gas turbine : de en
  • GB548485A - Improvements relating to the manufacture of concrete floors : en
  • CH223736A - Oven attachment. : de en
  • US2298296A - Presser foot : en
  • USD134073S - Design for a dog collar : en
  • CA407972A - Metal vacuum tube manufacture : en fr
  • AU336541A - An orthodontic band clamp : en
  • US2298905A - Washing machine : en
  • CA408002A - Decorated fabric : en fr
  • CH223751A - Boot brush with handle. : de en
  • US2298872A - Dry shaver : en
  • CA408016A - Tube lead-in shield : en fr
  • FI19381A - Military glove : en fi
  • GB548574A - Improvements in machines for stretching hoods or hats made of felt or textile material : en
  • US2298710A - Load binder : en
  • US2298948A - Method of producing finely divided material : en
  • CH223776A - Process for the manufacture of unsaturated aldehydes. : en fr
  • CA407932A - Spinning bobbin : en fr
  • US2298389A - Assembling machine : en
  • US2298547A - Sanitary seat cover : en
  • DE726477C - Timer with electromagnetic drive : de en
  • US2298659A - Body belt : en
  • CA408048A - Higher unsaturated aliphatic alcohol : en fr
  • US2298491A - Garment drying hanger : en
  • CA407954A - Riveting gun : en fr
  • CH223767A - Process for the manufacture of an article of lingerie, in particular of a collar, of a cuff, of a collar band, etc., and machine for the implementation of this process. : en fr
  • US2298615A - Electrical connector : en
  • GB548619A - Improvements in and relating to vacuum cleaners : en
  • CA407987A - Rubber sponging method : en fr
  • DE726341C - Process for the preparation of ªÏ-aldehydes heterocyclic bases : de en
  • DE726563C - Machine for the simultaneous notching of several pens : de en
  • CH223826A - Razor. : de en
  • US2298578A - Table top edge banding : en
  • US2299065A - Disposal unit : en
  • DE726489C - Sheets for wet cardboard sheets : de en
  • US2298369A - Lantern slide carrier : en
  • US2298718A - Bowling pin setting machine control mechanism : en
  • USD134045S - Design for a cake of soap : en
  • CH223856A - Switching relay. : de en
  • CA407947A - Paint container : en fr
  • US2298274A - Material for shoe stiffeners : en
  • US2298616A - Envelope or container : en
  • US2298304A - Key holder : en
  • USD134066S - Design for a musical wind instrument : en
  • US2298289A - Coating machine : en
  • US2298617A - Motor controller : en
  • US2298777A - Pliable metal closure : en
  • US2298479A - Means for preparing collapsible tubes for sealing : en
  • CA407962A - Shoe welting : en fr
  • DE726466C - Gas-air machine with supply of a mixture of compressed air and compressed combustion gases to an expansion machine : de en
  • FI19383A - Climate control, specific to the country of origin in the field of storage : en fi
  • US2298365A - Method of molding name plates : en
  • US2298639A - Lubricating composition : en
  • US2298698A - Lock : en
  • US2299042A - Coin freed franking machine : en
  • CH223757A - Yarn guide device on winding machines. : de en
  • US2298667A - Color temperature meter : en
  • DE726365C - Automatic cutting device for the material cylinder on the format roller of cardboard machines : de en
  • GB548468A - Improvements in control devices for internal combustion engines : en
  • USD134049S - Design for a child s toy : en
  • DE726545C - Process for the production of potash from very dilute solutions, e.g. B. sea water : de en
  • GB548516A - Improvements in screws : en
  • DK60240C - Procedure and Apparatus for Copying Subtractive Multicolor Images. : da en
  • US2298656A - Wheel balance tester : en
  • US2298549A - Treating zein : en
  • GB548553A - Method and means for sealing and resealing cartons and like containers : en
  • CH223725A - Steering device on motorized, single-axle mobile machines, in particular for soil cultivation. : de en
  • GB548518A - Carrier wave production and control for multiplex telegraph systems : en
  • GB548527A - Improvements in mountings for vibrating bodies : en
  • US2298605A - Free-play device : en
  • US2298756A - Inverted pump : en
  • US2298878A - Weather strip : en
  • FR875941A - : fr
  • US2298404A - Pocket range finder construction : en
  • DE726423C - Process for the recovery of sulfur from sodium sulphide waste water : de en
  • CA407940A - Lathe tool holder : en fr
  • US2298929A - Electron discharge device : en
  • DE726654C - Device for preventing the wheels of vehicles from seizing with a mechanically operated brake : de en
  • GB548477A - Improvements in over-voltage protection devices : en
  • US2298971A - Watchcase : en
  • US2298990A - Advertising device : en
  • GR9990B - GRAIN OR POWDER FORWARDING USE CONDITIONS : el en
  • NL53275C - : en
  • CA407933A - Hay loader and stacker : en fr
  • CH223809A - Aluminum alloy particularly suitable for pistons in internal combustion engines. : de en
  • DE726594C - X-ray tube with anode made from circulating fluid : de en
  • FR876082A - Pneumatic servo-motors capable of being applied to control hydraulic brakes : en fr
  • DE726440C - Arrangement for the transmission of tones to generate a directional effect : de en
  • DE726455C - Rotary lobe pump : de en
  • DE726601C - Safety device for internal combustion engines : de en
  • FR876002A - Process for the production of a condensation product : en fr
  • GB548526A - Improvements relating to voltage regulating apparatus for alternating current circuits : en
  • FI19399A - The way to increase the waterfall height of a hydropower plant : en fi
  • DE726550C - Vice jaw setting device with a threaded spindle to be driven from the fixed part of the machine : de en
  • GB548506A - Improvements relating to the application of labels to envelopes and like articles : en
  • DE713258C - Coffee brewer : de en
  • FR876038A - Carrier frequency generation device in installations with multiple transmission channels : en fr
  • FR876079A - Process for obtaining extremely pure zinc : en fr
  • DE726354C - Slip ring seal : de en
  • US2298536A - Electric controlling apparatus : en
  • US2298539A - Implement hold-down device : en
  • GB548481A - Improvements in the means for wrapping wire or other filament around a body : en
  • GB548491A - Improvements in apparatus for the hypodermic administration of gas : en
  • DE726627C - Process for the oxidation of chromium sulfate to chromic acid : de en
  • US2298612A - Method for producing asphalt emulsions : en
  • US2299033A - Boiler feeder : en
  • DE726553C - Plug-in fuse made of molded insulating material : de en
  • US2298270A - Manufacture of modified organic : en
  • AU115956B2 - An orthodontic band clamp : en
  • AU115970B2 - Improvements in and connected with prefabricated metal building frame units : en
  • US2298302A - Method of widening fabric on flat knitting machines : en
  • US2298919A - Modification of fatty oh : en
  • US2298625A - Elastic fluid power plant : en
  • US2298493A - Process for producing anhydrous magnesium sulphate : en
  • US2298606A - Fan : en
  • US2298908A - Powdered metal : en
  • US2298445A - Thresher : en
  • DE726516C - Extendable antenna with an antenna conductor that can be wound up in a spiral shape like tape mass : de en
  • US2298658A - Strap tensioning and sealing device : en
  • CH223737A - Hanging device on a boiler to be attached to a wall. : de en
  • US2298329A - Reel mounting : en
  • US2298521A - Remote positioning means : en
  • US2298278A - Novel food product and method of : en
  • US2298287A - Apparatus for treating steam : en
  • US2298367A - Lapping tool : en
  • DE726612C - Box-shaped device for developing blueprints using a mixture of air and ammonia water vapor : de en
  • GB548474A - Improvements in and relating to collapsible tubes : en
  • US2298879A - Refrigerator car : en
  • GB548557A - Improvement in sound re-recording method and system : en
  • US2298382A - Camera shutter speed controller and switch : en
  • DE726656C - Cutting head of hair clippers : de en
  • US2298442A - Treatment of hydrocarbons : en
  • GB548490A - Improved process for stripping dyed textiles : en
  • DE721488C - Process for the production of proteinaceous staple fibers : de en
  • DE726410C - Two-stroke internal combustion engine : de en
  • US2298746A - Glass composition and product thereof : en
  • US2298785A - Starting switch : en
  • GB548450A - Towed means for the harmless destruction of magnetic mines by effecting the detonation thereof : en
  • GB548575A - Improvements in and connected with glass tanks and receptacles for molten glass : en
  • DK60234C - Procedure for Descaling limed blisters. : da en
  • GB548612A - Improvements in and relating to lightning arresters : en
  • GB548590A - Improvements in slabs or blocks for buildings and buildings constructed therefrom : en
  • FR876048A - Improvements to electronic devices incorporating a reflected electron beam : en fr
  • DE726541C - Process for the production of rolling bars of any length : de en
  • US2298416A - Card verifier : en
  • US2298775A - Rifle barrel lapping machine : en
  • GB548519A - Improvements relating to boilers of continuous absorption refrigerating machines : en
  • DE725478C - Storage of the engine transmission block in motor vehicles : de en
  • US2298533A - Capillary active condensation : en
  • US2298861A - Ironing press : en
  • US2299029A - Friction clutch : en
  • US2298383A - Treatment of hydrocarbons : en
  • US2298660A - Production of alkylated phenols : en
  • DE726339C - Protection against flashbacks of flames and oxygen leakage according to patent 703099 with a loaded valve : de en
  • DE726521C - Flax delivery machine : de en
  • US2298802A - Actuator : en
  • USD134072S - Miniature manger : en
  • FR876070A - Individual heating device : en fr
  • FR876022A - Process for preparing cellulosic solutions : en fr
  • DE726333C - Illuminated circuit diagram illuminated from the back : de en
  • FR876051A - Shoe with a wooden or similar material : en fr
  • AU330541A - Improvements in or relating to sound-deadening material and method : en
  • CA407937A - Respirator : en fr
  • CA407982A - Phonograph : en fr
  • US2298843A - Gang spot welder : en
  • US2299040A - Device for treating textile fabrications on forms : en
  • US2298413A - Means for positioning lantern slides : en
  • US2298518A - Electrical interlock switch : en
  • US2298920A - Lubricating apparatus : en
  • US2299044A - Time recorder : en
  • US2298922A - Electric signaling system : en
  • DE726567C - Two-part film guide for enlargement devices : de en
  • US2298742A - Attachment for typewriters : en
  • GB548472A - Improvements relating to electric circuit breakers having magnetic blow-outs : en
  • DE726585C - Twist drill : de en
  • DE726427C - Process for processing coal by means of floating and sinking separation : de en
  • US2298529A - Shock absorber for straddle trucks : en
  • US2298892A - Venetian blind hold-down bracket, etc. : en
  • GB548571A - Improvements in catapult spools for aircraft : en
  • DE726599C - Process for encapsulating tubular bodies : de en
  • DE726602C - Electric ignition device : de en
  • US2298538A - Venetian blind : en
  • US2298614A - Fruit orientator with linear driving member : en
  • US2298783A - Transparent sealing device for window openings : en
  • DE726361C - Device for measuring twist : de en
  • DE726387C - Process for the production of amino alcohols : de en
  • CH223753A - Device for spinning rayon. : de en
  • US2298467A - Forging machine : en
  • DE725800C - Extraction of organic sulfur compounds : de en
  • FR876077A - Duplex printing telegraph system, especially for wireless transmission : en fr
  • DK60243C - Device for headlight holders for bicycles. : da en
  • US2298335A - Multiple target anode : en
  • US2298944A - Razor or knife construction : en
  • CH223790A - Apparecchio fotografico per la produzione di serie di fotografie di piccolo formato. : en fr
  • DE726348C - Three-part wedge connection fitting for detachable connection of furniture parts : de en
  • DE726554C - Device for the production of spinnable fibers from chemically digested pieces of wood : de en
  • US2298483A - Process of producing pig iron : en
  • US2298559A - Automobile door lock : en
  • US2298702A - Hydrocarbon conversion : en
  • US2298797A - Television transmitter : en
  • US2298727A - Control system for phonographs : en
  • CA408004A - Vitamin production : en fr
  • US2298593A - Apparatus for catalytic cracking : en
  • US2298815A - Railway signaling apparatus : en
  • USD134062S - Design fob a dresser : en
  • USD134077S - Design for a bottle : en
  • DK60228C - Procedure and Installations for the Production of Television Images. : da en
  • DE726420C - Chain shear and tree machine : de en
  • DE726530C - Ventilation device for outer skin condensers on aircraft : de en
  • US2298965A - Electrical discharge device : en
  • DE720641C - Flat dryer for shrinking lengths of fabric : de en
  • US2298987A - Audio frequency signal transmission circuit : en
  • DE726658C - Device for loosening and conveying bulk goods in bunkers : de en
  • GB548455A - Improvements in, or relating to, scraper or push-plate conveyors : en
  • GB548537A - Improvements in apparatus for expressing liquid from wet masses of material : en
  • US2298350A - Liquid sampling device : en
  • US2298689A - Electrical detector base : en
  • USD134055S - Design for a compact : en
  • US2298563A - Carbureting device : en
  • US2298713A - Method of treating rubber : en
  • US2299019A - Mechanism for forming concrete slabs : en
  • CH223828A - Tobacco pipe. : de en
  • US2298859A - Alternating current electric circuit breaker : en
  • US2298499A - Tractor implement attachment : en
  • US2298757A - Smoke detection system : en
  • US2298763A - Window wiper : en
  • CH223877A - Vehicle seat. : en fr
  • FR876017A - Mechanical spraying device for liquids for humidification devices : en fr
  • CH223837A - Method for operating turbo groups in phase shift operation : de en
  • US2298989A - Building construction : en
  • US2298339A - Film winder : en
  • DE726413C - Dive brake : de en
  • US2298357A - Package support : en
  • CA407959A - Shoe welting : en fr
  • US2299011A - Process of making leather flour from waste leather : en
  • CA407996A - Reagent feeder : en fr
  • CA408021A - Radio tuning system : en fr
  • DE726432C - Process for the production of furfural from the acidic waste liquors of the sulphite digestion in the production of cellulose : de en
  • CA407992A - Gas supplying appartus : en fr
  • DE726471C - Process for carrying out chemical conversions between gases or between solid and liquid substances and gases in an electric field : de en
  • DE726507C - Method and device for the production of coarse-grained ammonium bicarbonate : de en
  • DE726391C - Receiving arrangement for alternating current telegraphy : de en
  • GB548595A - Improvements in or relating to illuminating projectiles : en
  • NL53503C - : en
  • CA408036A - Catalyst manufacture : en fr
  • US2298363A - Method for wrapping first aid dressings : en
  • US2298410A - Manifolding machine : en
  • CA407916A - Ski holder for automobiles : en fr
  • CH223873A - Installation for traffic control at a crossroads. : en fr
  • CH223839A - Free piston machine with at least one synchronizing gear. : de en
  • CA408003A - Calculating machine : en fr
  • CH223802A - Straightening device. : de en
  • CA408017A - Sound recording apparatus : en fr
  • CH223887A - Fusible link thermal fuse in electrical switches. : de en
  • US2298917A - Modification of fatty oils : en
  • CH223744A - Apparatus for removing dust from gases leaving a gasifier. : en fr
  • US2298573A - Electrical contact control device : en
  • USD134083S - Lewis traveling case : en
  • US2298830A - Corn sheller attachment : en
  • US2298454A - Folding machine : en
  • US2298798A - Method for producing gaseous oxides of solid metalloids : en
  • US2298492A - Automatic controlling apparatus for strip feeding mechanism : en
  • US2298774A - Crystal controlled oscillation generator : en
  • US2298985A - Paraffin cleaner for oil wells : en
  • FR876054A - Movement transmission mechanism, speed change and machines incorporating these mechanisms : en fr
  • DE726566C - Vibrating screen : de en
  • DE726574C - Cartridge magazine with a rotatable cartridge holder with compartments for taking cartridges : de en
  • GB548563A - An improved repeat mechanism for printing machines : en
  • US2298750A - Sewing machine : en
  • US2298338A - Replacement washer : en
  • US2298801A - Self-closing barrel filler : en
  • US2298584A - Packing ring, cup washer, and the like : en
  • US2298679A - Method of making resistors and resistance materials : en
  • GB548572A - Improvements relating to members consisting of a frame covered with sheet metal : en
  • CA407922A - Beryllium oxide or hydroxide : en fr
  • DE725799C - Process for the pressure hydrogenation of coal-oil mixtures : de en
  • DE726606C - Device for connecting a drill to the drill rod : de en
  • CH223880A - Device on women's bicycles to prevent clothes from getting caught. : de en
  • CA407930A - Spark plug : en fr
  • US2298711A - Razor blade holder : en
  • CA407911A - Wheel removing and replacing apparatus : en fr
  • CH223791A - Process for the production of photographic material, in particular for subtractive multicolor images, and photographic material produced by this process. : de en
  • CH223803A - Eddy current tachometer with a magnet made of highly coercive material. : de en
  • DE676927C - Overrunning clutch device for vehicle alternators : de en
  • CA407995A - Cyanide method and apparatus : en fr
  • CA407980A - Basket cover : en fr
  • US2298277A - Coated or color granular material : en
  • DE726603C - Sealing sleeve that serves as a flow valve for pressure pistons on pressure fluid systems : de en
  • US2298734A - Motor : en
  • CH223857A - Device for switching lights on and off. : de en
  • US2298465A - Nonfoaming cooling fluid : en
  • US2298671A - Highway maintainer conveyer : en
  • FI19395A - Announcement and advertising column : en fi
  • US2298699A - Translation device : en
  • US2298541A - Nozzle holder : en
  • DE726537C - Manufacture of rolled ribbons from cellulose hydrate : de en
  • GB548578A - Improvements in or relating to grinding tools, more particularly for dental purposes : en
  • USD134106S - Design foe an embroidered lace trimming : en
  • US2298883A - Carburizing container : en
  • CA408009A - Pyridine series anaesthetic : en fr
  • US2298634A - Animal trap : en
  • US2298514A - Preservation of green fodder : en
  • US2298661A - Ship hull construction : en
  • CA407955A - Pulverizer : en fr
  • US2298793A - Bituminous paint : en
  • US2298611A - Tension compensating device : en
  • US2298909A - Automatic telephone system : en
  • GB548596A - Improvements in or relating to apparatus for moulding glass : en
  • US2298969A - Motor cooling and vehicle body heating system : en
  • US2298668A - Multiple shot water pistol : en
  • DE726498C - Brake device for heavy vehicles : de en
  • GB548565A - Improvements in or relating to retorts for the carbonisation of coal and like carbonaceous materials : en
  • GB548486A - Chlorination of polyvinyl chloride : en
  • US2298627A - Tank sampler : en
  • US2298998A - Game : en
  • US2298637A - Lubricating composition : en
  • US2298828A - Electric switchgear : en
  • US2298840A - Alarm system : en
  • US2298790A - Display case : en
  • CH223866A - Frequency relay. : de en
  • DE725826C - Process for producing a metallic bond between the base body and the liner : de en
  • US2298706A - Method and apparatus for orienting tools : en
  • US2298714A - Two-section or knock-down boat : en
  • US2298942A - Biplanar fluoroscopic and radiographic equipment : en
  • CA407914A - Boot and shoe heel reinforcement : en fr
  • US2298265A - Horse's muzzle : en
  • US2298400A - Airplane kite : en
  • DE726591C - Brush holders for electrical machines : de en
  • DE698454C - Circuit arrangement for telegraph transmitter : de en
  • DE726449C - Stirring club with a stirrer body rotatably mounted on the club shaft : de en
  • USD134067S - Design for a rosary : en
  • CA408052A - Intelligence transmission arrangement : en fr
  • US2298632A - Valve : en
  • NL53255C - : en
  • US2298474A - Windshield cleaner : en
  • DE726619C - Electric switch : de en
  • US2298784A - Ophthalmic mounting : en
  • CA407998A - Low density fibrous product : en fr
  • US2298851A - Trailer : en
  • US2299024A - Optical system : en
  • USD134089S - Design for a doll : en
  • US2298707A - Process for removing dissolved silica from water : en
  • US2298849A - Power transmission : en
  • CA408054A - Sluice box : en fr
  • US2298577A - Holder for ice cream containers : en
  • US2298847A - Heat control system : en
  • US2298970A - Spring clutch : en
  • US2298979A - Automatic drilling machine : en
  • US2298753A - Art of refining : en
  • US2298810A - Control system : en
  • CH223848A - Motor with centrifugal starter. : de en
  • CA407935A - Sport garment : en fr
  • CA407942A - Flame hardening control method : en fr
  • NL53264C - : en
  • US2298433A - Spring structure : en
  • US2298724A - Method of making ornamental articles : en
  • DE726648C - Locking device for rudders on aircraft, in which the actuating member is arranged within reach of the pilot's seat : de en
  • DE726169C - Preparation process for the electrostatic treatment of feldspar-containing quartz sands : de en
  • US2298682A - Arrangement for painting : en
  • CA408045A - Ribbon inking machine : en fr
  • CH223852A - Circuit with a grid-controlled regulating tube for feeding a direct current device. : de en
  • GB548610A - Improvements in cranking time limiter for engine starters : en
  • GB548452A - Improvements in or relating to sliding clasp fasteners : en
  • CH223875A - Device for converting a two-wheeler into a sled. : de en
  • CH223816A - Automatic turning machine. : en fr
  • DE726584C - Portable gas catalytic igniter : de en
  • US2298600A - Belt or other carrying article with pocket : en
  • US2298657A - Voltage and current limiter : en
  • USD134086S - Design fob a textile fabric : en
  • GB548515A - Improvements in and apparatus for assembling tubes in end plates : en
  • GB548599A - Improvements in frequency modulation systems for radio communication : en
  • DE726298C - Process for the decomposition of a three-component mixture with low boiling points : de en
  • CH223821A - Device on veneer joining machines to regulate the pressure of the rollers pressed against the veneers to be joined. : de en
  • AU115969B2 - An improved electrical branding device : en
  • US2298321A - Filter : en
  • US2298379A - Expander tool for couplings : en
  • USD134085S - Design for a sew-on button : en
  • US2298478A - Steam buck or pressing machine : en
  • US2298738A - Flanged hose : en
  • CA408038A - Pump valve assembly : en fr
  • CH223858A - Remote control system. : de en
  • DE726415C - Small bicycle motor with reduction gear mounted on one side on the motor housing : de en
  • DE726633C - Terminal for connecting electrical lines, especially for lines with low fatigue strength : de en
  • AU115968B2 - Improvements in or relating to sound-deadening material and method : en
  • CA407923A - Logging choker and fitting : en fr
  • CH223730A - A method of manufacturing a reinforced concrete monolith floor and floor obtained by this method. : en fr
  • CA407909A - Crushing mechanism : en fr
  • US2298351A - Adjustable seat support : en
  • US2298613A - Pit detector : en
  • US2298829A - Conveyer system : en
  • GR9992B - ON-SITE POPULATION AND METHOD OF EXECUTION. : el en
  • FR876091A - Airplane with variable airfoil : en fr
  • CH223860A - Bimetal thermal release. : de en
  • FR876010A - Automatic firearm with mass lock : en fr
  • DE726372C - Handlebar arrangement for guiding rigid axles : de en
  • US2298957A - Valved closure for dispensing bottles : en
  • GB548543A - Improvements in or relating to apparatus for slotting commutators and the like : en
  • CH223734A - Doors with fittings for stoves or ovens with a front wall consisting of a sheet metal plate. : de en
  • US2298292A - Flock cutter : en
  • US2298902A - Heat exchange system : en
  • CH223741A - Safety and control installation of a gasifier. : en fr
  • GR9991B - COMPACT TIRE TIRES WITH SPRINGS. : el en
  • FI19384A - Kylapparat : en fi
  • USD134041S - Hat banding or similar article : en
  • US2298552A - Self-heading bolt : en
  • GB548495A - Improvements in and relating to collapsible boxes : en
  • FR876030A - Thermal installation in which a gaseous working fluid, preferably air, constantly describes a closed cycle : en fr
  • GB548471A - Reduction in reflection from transparent material : en
  • GB548587A - Improvements in conveyors : en
  • DE726524C - Process for the extraction of metals from the oxide-containing waste obtained when remelting font metal and similar antimony-containing lead and / or tin-rich alloys : de en
  • US2298320A - Mop : en
  • US2298405A - Cycloalkanyl peroxide and process of producing the same : en
  • US2298635A - Letter form and guide for the same : en
  • FR876008A - Process for the production of an electrically conductive layer on objects with a non-conductive outer surface : en fr
  • GB548570A - Method of forming and assembling vacuum tube supports : en
  • GB548503A - Improvements in or relating to towage of vessels and the like : en
  • US2298560A - Clamp : en
  • GB548493A - Improvements in dies used for forming butt-welded metal tubes from metal strip : en
  • US2298865A - Straining or filtering apparatus for liquids : en
  • DE726647C - Device for folding over and pressing the cover or bottom frames with the container jacket : de en
  • CA407931A - Screening apparatus for film pictures : en fr
  • DE726655C - Lock for valuables secured by a painting lock : de en
  • FR876047A - Process and device for carbonization and distillation in a mobile station : en fr
  • GB548560A - Improvements in or relating to coating compositions and their application : en
  • DE726414C - Device for the lateral movement of road vehicles : de en
  • DE726635C - Process for the production of rich, durable solutions of calcium gluconate or lactate : de en
  • US2298332A - Grain removing device : en
  • US2298622A - Uniform step producing thermostat for energizing step temperature regulator systems : en
  • US2298735A - Electric motor : en
  • US2298931A - Process for the treatment of hydrocarbons : en
  • US2298995A - Soot blower : en
  • US2298636A - Lubricating composition : en
  • DE726637C - Process for obtaining oxytocin : de en
  • DE726431C - Process for the preparation of arylides from ª ‰ -ketone carboxylic acids : de en
  • US2298770A - Presser foot for sewing machines : en
  • US2298438A - Frequency modulation system : en
  • US2298440A - Coin collector : en
  • DE726379C - Reflector for generating an elongated light field : de en
  • DE710538C - Machine gun mount for ground and air target combat : de en
  • DE726532C - Device for power transmission for motor vehicles with two gearboxes driven one after the other in parallel power flow : de en
  • CA407927A - Bombs : en fr
  • CA408020A - Sound recording apparatus : en fr
  • CA408028A - Storage battery plate : en fr
  • US2298298A - Electrically heated garment : en
  • US2298618A - Sound reproducing system : en
  • FR876063A - Vegetable oil based fuels : en fr
  • US2298486A - Punchboard protector : en
  • US2298695A - Selecting system : en
  • DE726443C - Manufacture of alkaline earth sulfate pigments : de en
  • GB548507A - Improvements in and relating to fluid-actuated electric circuit breakers : en
  • US2298348A - Formation of metal shapes : en
  • US2298794A - Well logging : en
  • US2298958A - Railway traffic controlling apparatus : en
  • USD134053S - Design for a cosmetic case or the like : en
  • FR876055A - Processes for the manufacture of vinyl compounds soluble or dispersible in water or other aqueous liquids : en fr
  • DK60244C - Apparatus for transporting substances with flour or grains Consistency, in particular for filling valve bags. : da en
  • US2298460A - Modulated oscillator : en
  • CA408043A - Stiffened fabric : en fr
  • CA407973A - Cathode ray tube : en fr
  • FR876019A - Blue for brightening laundry and device to facilitate its use : en fr
  • DE726380C - Smoldering retort : de en
  • US2298290A - Visible record system : en
  • US2298397A - Method of treating metal : en
  • US2298820A - Regulator system : en
  • US2298294A - Fractional distillation : en
  • US2298888A - Art of warp knitting : en
  • CA407938A - Engine heater : en fr
  • GB548616A - Improvements in or relating to x-ray installations : en
  • FR876074A - Method for sensitizing silver halide emulsions : en fr
  • GB548453A - A new and improved machine for electric welding : en
  • CH223810A - Process for the production of heavy metals by heating heavy metal compounds with a reducing agent in a batch-operated moving reduction furnace. : de en
  • DE726576C - Absorbents for explosives : de en
  • DK60235C - Bench or coffin that can be folded out to form a bed. : da en
  • US2298271A - Manufacture of mobifieb okganic : en
  • US2298745A - Oil burner apparatus : en
  • US2298266A - Core removing machine : en
  • US2298373A - Slow speed synchronous motor : en
  • US2298375A - Manufacture of nitro compounds : en
  • US2298572A - Relay : en
  • USD134057S - Design for a shoe or similar article : en
  • US2298954A - Electrical liquid-level indicator : en
  • GB548492A - Improvements relating to electromagnetic relays : en
  • CH223864A - Switching arrangement for the spark-free operation of contact converters. : de en
  • CA408007A - Pinking shears : en fr
  • FR876028A - Suspension of plates in heat exchangers : en fr
  • GB548622A - Improvements in or relating to aluminium base alloys : en
  • CH223814A - Device for rolling threads on thin-walled cylindrical hollow bodies. : de en
  • DE726663C - Device for investigating the concentration properties of electron-optical arrangements : de en
  • US2298436A - Frequency modulation : en
  • US2298480A - Protective closure : en
  • US2298390A - Lasting machine : en
  • DE726355C - Scales for weighing bulk goods in equal quantities : de en
  • DE726403C - Cable guidance in the axis of rotation of a luffing crane : de en
  • US2298994A - Manufacture of papermaking fiber : en
  • US2298540A - Tractor cultivator : en
  • US2298857A - Boiler flue protector : en
  • FR876084A - Packaging material and especially squeezable tubes, bottles, cans, envelopes and sheaths for cables and their manufacturing process : en fr
  • FI19392A - Method of tempering of artificial intestines made of animal fibers : en fi
  • CH223878A - Safety device against unauthorized loosening of a clamping device screwed onto a threaded rod. : en fr
  • GB548505A - Improvements relating to metallic clamping rings and straps : en
  • US2298595A - Cigarette and match package : en
  • US2298768A - Snow plow : en
  • USD134061S - Multiple envelope or similar package : en
  • FR876075A - Torsion spring, the characteristic of which can be adjusted as desired : en fr
  • GB548584A - Improvements in or relating to roughing broach : en
  • GB548534A - Improvements in the shrinking of textile yarns and like materials : en
  • DE726464C - Electron tubes : de en
  • US2298264A - Wing slat equalizer : en
  • US2298999A - Electrical contact : en
  • US2298780A - Griddle : en
  • DE726501C - Lock for automatic handguns : de en
  • FR876006A - Process for the preliminary treatment of mixtures of dust to be separated electrostatically : en fr
  • DE726351C - Temperature compensated magnet system for magnetic scales : de en
  • DE726359C - Oscillating mirror in an oil chamber, especially for sound recording devices : de en
  • FR876009A - Periodically actuated contact device with capacitor connected in parallel to the contacts : en fr
  • GB548606A - Improvements in or relating to electric insulators : en
  • US2299016A - Mold and mold form : en
  • US2298762A - Grinding wheel dressing : en
  • US2298891A - Venetian blind tilter : en
  • DE726615C - Water rudders, in particular on the floats of seaplanes : de en
  • CA408033A - Lubricating device : en fr
  • DE726493C - Drive for lift and brake flaps : de en
  • DE722662C - Rotary valve for compressed air lines, especially for feed columns u. Like. In mining : de en
  • DE726598C - Device for pouring bearing shells using centrifugal casting : de en
  • CH223748A - Mattress. : de en
  • DE726617C - Process for the surface treatment of writing or drawing pens set in wood : de en
  • USD134084S - Design fok. a combination gakment : en
  • US2298330A - Treatment of hydrocarbons : en
  • DE726450C - Hangers : de en
  • FR875995A - : fr
  • US2299005A - Connecting means for shaker conveyer trough lines : en
  • CH223742A - Device for influencing the combustion in manually operated firings. : de en
  • US2299046A - Method of and apparatus for conditioning fruits, vegetables, and the like : en
  • USD134098S - Design for a jacket : en
  • GB548598A - Improvements in and relating to holders for pencils, crayons, or the like : en
  • DE726513C - Receiver with volume control : de en
  • US2298411A - Copper sweetening hydrocarbon oils : en
  • US2298824A - Lamp socket : en
  • USD134046S - Design foe a shelf or the like : en
  • US2298407A - Control mechanism : en
  • US2299013A - Catalytic oxidation of ketones : en
  • FR876065A - Improvements to starting devices for direct current electric motors powered by a generator set : en fr
  • CA407936A - Photographic print corner mount : en fr
  • US2299036A - Variable-speed transmission device : en
  • US2298393A - Fluid operated slow-down mechanism for presses : en
  • GB548457A - Improvements in or relating to fuel injection pumps : en
  • AU700642A - Improvements in or relating to locknuts : en
  • US2298414A - Lifting attachment for mowing machines : en
  • DE726297C - Thermostatically controlled differential pressure regulator when removing non-condensable gases from the suction line of condensers : de en
  • DE726356C - Display or printing unit for scales : de en
  • DE726388C - Process for obtaining phosphorus-free iron vanadium alloys : de en
  • DE726569C - Release device for clamping couplings of crank, eccentric and drawing presses : de en
  • CA408053A - Radio beacon : en fr
  • GB548568A - Improvements in or relating to gauging devices : en
  • USD134048S - Djesign fos a dress : en
  • CA407915A - Metal container : en fr
  • US2298715A - Attachment for railway cars : en
  • AU115964B2 - An improved dress shield : en
  • US2298760A - Inking pad : en
  • US2298880A - Rotation symmetric reflector : en
  • CA407991A - Catheter : en fr
  • US2298459A - Preparation of 4-methyl hydroxy coumarins : en
  • US2298482A - Liquid pressure control for roughage mills : en
  • CH223733A - Rock percussion drill with exchangeable drill head. : de en
  • US2298621A - Electrical step motor uniform step movement : en
  • US2298300A - Game construction : en
  • US2298792A - Rock drill : en
  • USD134047S - Design fos a gas detector : en
  • CA407934A - Porous rubber product : en fr
  • CH223871A - Alkaline cartridge for oxygen circulators. : de en
  • CH223885A - Process for the production of photosensitive systems. : de en
  • US2298495A - Mixing machine : en
  • US2298619A - Camping equipment : en
  • CH223770A - Process for the preservation of clarified butter. : de en
  • US2298475A - Machine including means for cleaning containers : en
  • US2298592A - Decorative product : en
  • US2298663A - Gas turbine plant : en
  • US2299052A - Attachment for slidable drawers in ovens of stoves or ranges : en
  • US2298677A - Exhaust fan unit : en
  • US2298772A - Feed device for portable tools : en
  • US2298588A - Small lamp reflector : en
  • CA408030A - Shoe shaping machine : en fr
  • US2298381A - Trousers : en
  • US2299002A - Photographic apparatus : en
  • US2299014A - Transfer duplicating sheet : en
  • CH223845A - Internal combustion turbine system. : de en
  • US2298860A - Ironing press : en
  • USRE22199E - Screen : en
  • DE726364C - Piston valve control for two-stroke internal combustion engines : de en
  • DE726436C - Loudspeaker in a box with an acoustic resistor : de en
  • CH223778A - A method of making a luminescent sulfide-containing material. : de en
  • CH223851A - Circuit with a control tube for feeding an electrical device. : de en
  • CH223750A - Foot warmers. : en fr
  • CH223804A - Combined current and voltage converter. : de en
  • US2298542A - Door operator : en
  • CA407983A - Electrical energy supplying apparatus : en fr
  • US2299001A - Universal joint : en
  • AU116848B2 - Improvements in or relating to locknuts : en
  • US2298402A - Pump and compressor : en
  • US2298423A - Shoe : en
  • US2298427A - Floor stand : en
  • US2298708A - Roll top stocking : en
  • US2298737A - Foundation garment : en
  • US2298765A - Spray attachment for hose nozzles : en
  • US2298449A - Antenna : en
  • US2298507A - Elevator : en
  • US2298281A - Process of flotation separation of ore : en
  • US2298736A - Flanged hose : en
  • US2298301A - Lubricant and method of lubricating : en
  • US2298452A - Centrally reinforced single compartment citrus box : en
  • US2298877A - Control system : en
  • US2298385A - Connector device : en
  • US2298546A - Refrigeration apparatus : en
  • CH223783A - Process for removing gas deposits from the surface layers of metal workpieces by electrolytic means. : de en
  • CA407951A - Condensation product from phosgene and acetylene compounds : en fr
  • DE726332C - Fountain pen with a hollow piston which is used for sucking in water and which can be dissolved in ink, dye or the like : de en
  • DE726435C - Usable sound reproduction device : de en
  • DE726536C - Tubing machine, extrusion press or the like for processing plastics, rubber or the like. : de en
  • GB548463A - Improvements in beam deflecting circuits for cathode ray tubes : en
  • CA407948A - Condensation product and resinous material : en fr
  • DE726514C - Method for receiving modulated high-frequency oscillations by means of a receiver with an automatically changeable bandwidth : de en
  • US2299006A - Automotive vehicle : en
  • DE726581C - Process for cleaning protective gas : de en
  • FR876086A - Velocity modulation tube with secondary emission electrodes : en fr
  • CA407975A - Segmental abrasive grinding wheel for pulpwood : en fr
  • US2298420A - Marked and scored package : en
  • US2298669A - Wheel trim securing means : en
  • CH223861A - Fuse arrangement. : de en
  • NL53214C - : en
  • CH223862A - Discharge tube with a vapor filling which is supplemented from a supply of a vapor-generating substance provided in the tube base, and a method for producing this tube. : de en
  • DE726419C - Economy cartridges : de en
  • CA407912A - Ice skate : en fr
  • US2298398A - Poultry feeder and fountain : en
  • US2298795A - Switching mechanism : en
  • US2298446A - Casting machine : en
  • US2298598A - Motor vehicle door latch : en
  • US2298516A - Joint for concentric conductors : en
  • US2298834A - Means for producing oil wells : en
  • USD134105S - Textile fabric or similar article : en
  • CH223879A - Swivel bearings for bicycle alternators. : de en
  • US2298854A - Beverage brewing device : en
  • US2299000A - Electrical contact : en
  • CA407949A - Oil well drilling fluid : en fr
  • CA408005A - Sensitized carrier of regenerated cellulose : en fr
  • FI19393A - The preparation for the production of lignocellulosic products : en fi
  • US2298897A - Display device for containers : en
  • US2298505A - Handle for golf clubs : en
  • US2298526A - Refrigerated display case : en
  • US2298862A - Dynamoelectric machine construction : en
  • US2298904A - Electric discharge apparatus : en
  • US2298952A - Venetian blind cord lock : en
  • US2298932A - Shoe : en
  • US2298941A - Elasticized shoe construction and shoe gore therefor : en
  • CA407946A - Dredging can : en fr
  • US2298463A - Bearing seal : en
  • US2298937A - Method and machine for securely clamping filaments to leads : en
  • US2298525A - Rotary internal combustion engine : en
  • USD134065S - Design for a miniature : en
  • US2298991A - Record card for use in card filing systems : en
  • DE726346C - Commuter machine with coal commutator : de en
  • DE726517C - Toggle switch with two adjacent switching elements : de en
  • US2298275A - Electrical coil : en
  • US2298387A - Oxidation process : en
  • US2298950A - Demountable electron discharge tube : en
  • US2298976A - Chemical titration method : en
  • FR876003A - Process for improving the properties of natural or synthetic rubber containing titanium dioxide : en fr
  • FR876040A - Contact members, in particular for lamp sockets : en fr
  • GB548615A - Improvements relating to male spanners for use with a screw having a non-circular recess to receive the spanner : en
  • US2298458A - Block molding machine : en
  • US2298638A - Lubricating composition : en
  • USD134079S - Design for a lighting fixture : en
  • DE726577C - Flexible conveyor belt roller : de en
  • DE726641C - Scales for weighing electrostatically charged items : de en
  • CH223793A - Process for the preparation of color photographic images. : de en
  • CH223820A - Band saw on carriage. : en fr
  • DE726483C - Air distributor : de en
  • USRD25316E - stenger etal d : en
  • GB548517A - Piezoelectric crystal apparatus : en
  • US2298317A - Manufacture of lubricating greases : en
  • US2298722A - Impulse transmission system : en
  • DE726495C - Storage provided in the wing for twin aircraft engine sets with side-by-side in-line engines : de en
  • DE726542C - Device for the continuous visualization of the flexing movements of pipes to be rolled : de en
  • DE726528C - Cell suction roll, especially for paper machines : de en
  • DK60239C - Mirror device for Observing Objects exhibited behind blinded Display windows. : da en
  • CA407941A - Food chopper attachment : en fr
  • CH223745A - Tube holder. : de en
  • DE726408C - Tobacco pipe with exchangeable, air-circulated, ceramic pipe bowl insert : de en
  • DE726465C - Device for heating up electrode salt baths using auxiliary electrodes that protrude into the salt mass and are inclined downwards at an angle : de en
  • GB548499A - Improvements relating to gas fires : en
  • GB548540A - Improvements relating to agricultural elevators : en
  • DE726652C - Self-adjusting friction clutch for motor vehicles, actuated by a pressure medium : de en
  • GB548548A - Moulded coil former : en
  • FR876092A - Freezing device : en fr
  • DE726461C - Device for determining the distance between reflecting surfaces, in particular for determining the flight altitude of aircraft : de en
  • US2298992A - Optical measuring or testing apparatus : en
  • FR876042A - Process for the production of alumina : en fr
  • GB548544A - Improved method of forming small apertures in moulded articles : en
  • US2298789A - Nonoverfill device : en
  • FR876067A - Machine for the continuous manufacture of twists of metal or other threads enclosing strands of fibrous material : en fr
  • FI19391A - Regulation of the Member States of the Financial Regulation : en fi
  • DK60236C - Press fabric and method for its manufacture. : da en
  • US2298599A - Block cave mining method and plant : en
  • DE726659C - Roller shutter floor fan for granaries : de en
  • US2299034A - Composite metallic powder : en
  • US2298875A - Coordinate measuring machine : en
  • GB548508A - Improvements in and relating to means for sealing stationery : en
  • GB548588A - Improvements in electro-dynamic power transmitting apparatus : en
  • DK60231C - Electric discharge tube for indicating voltages and coupling with such a tube. : da en
  • US2298585A - Automotive suspension : en
  • US2298395A - Variable speed transmission : en
  • US2298838A - Electric circuit interrupter : en
  • US2299049A - Scoop tube control for hydraulic couplings : en
  • FR876035A - Improvements to fire extinguisher heads : en fr
  • IE18871L - Tetra-aryl orthosilicates : en
  • US2298417A - Toilet kit : en
  • US2298894A - Electric dynamometer : en
  • DE726531C - Device for quickly connecting and disconnecting engine rods in aircraft : de en
  • FI19396A - Anordning för likformig matning av vätska, gas eller ånga : en fi
  • US2298685A - Apparatus for debeading tires : en
  • US2298841A - Textile finishing : en
  • US2298981A - Rocker arm assembly : en
  • CA408047A - Alcohol and carbon monoxide catalysing process : en fr
  • USD134100S - Design for a dress : en
  • US2298716A - Machine for molding thermoplastics : en
  • USD134060S - Design for a hearing aid apparatus case : en
  • DE726570C - Slide guide for the slide of presses : de en
  • US2298581A - Luminescent lamp bulb : en
  • GB548607A - Improvements relating to pliers for use with spring locking-pins : en
  • DE726558C - Process for improving the running properties of roller bearings : de en
  • DE726653C - Twistable frame for vehicles, in particular drawn conveyor wagons for agricultural purposes : de en
  • FR876080A - Improvement in fuel systems : en fr
  • GB548461A - Improvements in or relating to magnetic cores and the production thereof : en
  • DE726587C - Process for the preparation of furancarboxamides : de en
  • DE726649C - Nut, especially for airplanes : de en
  • USD134044S - Design for a combined cosmetic pow- : en
  • DE726425C - Clamp for crossing scaffolding pipes : de en
  • CA408049A - Cement mass production : en fr
  • US2298391A - Wad forming machine : en
  • CH223738A - Temperature control system. : de en
  • CA407969A - Electric switch : en fr
  • CA407963A - Voltage regulator : en fr
  • CA407957A - Shoe welt : en fr
  • US2298959A - Glove for either hand : en
  • US2298574A - Camera structure : en
  • US2298315A - Dummy antenna resistor : en
  • US2298796A - Method and apparatus for picture transmission : en
  • USD134042S - Electric soldering iron : en
  • US2298665A - Pile-fabric sewing machine : en
  • US2298975A - Corrosion cutter : en
  • US2299037A - Connector for electrical conductors or the like : en
  • US2298749A - Refrigerating mechanism : en
  • US2298642A - Ball joint : en
  • US2298553A - Constant height lift for plows : en
  • CH223827A - Branding iron. : de en
  • CH223883A - Process for the production of electrically heated bodies, such as rigid bodies and flexible webs, in particular webs of fabric. : de en
  • DE726571C - Gas protection device for small children and infants : de en
  • FR876096A - Trolley, especially for agricultural hoists : en fr
  • US2298869A - Marine propeller : en
  • CA407977A - Musical instrument : en fr
  • GB548542A - Improvements in key-controlled mechanism, such as clockwork time-fuzes or exploders : en
  • GB548597A - Improvements in photographic recording devices : en
  • DE726472C - Protection device against water hammer in steam turbines : de en
  • FR876069A - Elastic wheel : en fr
  • DE726478C - Adjustable curtain rod : de en
  • GB548539A - Wide-band coupling circuits : en
  • US2298986A - Cushioning material of spongelike or cellular rubber : en
  • CH223841A - Device for determining the full load readiness of internal combustion engines. : de en
  • US2298421A - Display package : en
  • DE725049C - Arrangement with grid-controlled electrical ion valve and means for generating steep grid control voltages : de en
  • US2298352A - Laundry drier : en
  • US2299031A - Side loading tumbling mill : en
  • US2298384A - Machine for use in making prewelt shoes : en
  • US2298267A - Hydraulic control mechanism : en
  • USD134039S - Design for a cosmetic container : en
  • USD134095S - Design fob a dress : en
  • US2298805A - Differential letter spacing for typewriters : en
  • US2298548A - Solution of zein in solvents acidified with inorganic acids : en
  • USD134040S - Design for a chair : en
  • DE726544C - Process for the production of burners : de en
  • GB548618A - Improvements in resistance welding systems : en
  • DE718219C - Process for protecting the lead bronze bath and the support shell, which is designed as a dipping vessel, against the absorption of impurities when manufacturing composite cast bearing shells : de en
  • DE726596C - High frequency electrode assembly : de en
  • GB548609A - Improvements in and relating to luminairs : en
  • DE726340C - Cut indicating device on cutting machines for paper, cardboard, etc. like : de en
  • DE726470C - Car wash : de en
  • AU115973B2 - Improved grate for updraught generators of gas producers : en
  • US2298881A - Antioxidant : en
  • CA408037A - Reticulated metal structure : en fr
  • GB548502A - Improvements in or relating to housings for electric apparatus filled with viscous insulating materials : en
  • FR876016A - Method of scanning a film using an image accumulator tube : en fr
  • GB548451A - Improvements in hydraulic mechanism for controlling the operation of agricultural and like implements : en
  • DE726583C - Guide for ties to be inserted in stand-up collar : de en
  • GB548454A - Improvements in or relating to fuel injection apparatus for internal combustion engines : en
  • US2298586A - Optical apparatus : en
  • US2299028A - Clutch plate : en
  • GB548494A - Improvements in or relating to gear pumps : en
  • US2298692A - Signal : en
  • US2298709A - Apparatus for tempering glass : en
  • USD134063S - Design fob a chest-on-chesx : en
  • FR876068A - Process for preparing unsaturated heterocyclic bases : en fr
  • DE726480C - Device for placing or hanging in conveyor and lower ropes : de en
  • AU370241A - Process and means for dishing end plates for metal containers : en
  • US2298800A - Process for the production of beryllium oxide or hydroxide : en
  • US2298900A - Guy wire insulator : en
  • US2298835A - Dental impression composition : en
  • DE726467C - Device for reducing the resistance of moving bodies, in particular of motor vehicles, by means of deflecting bodies : de en
  • GB548559A - Improvements in spray carburettors for internal combustion engines : en
  • DE726526C - Spark plug fastening for internal combustion engines : de en
  • USD134097S - Design for a dress : en
  • US2298349A - Safety latch for camera mechanism : en
  • GB548549A - Improvements in or relating to buttonhole sewing machines : en
  • DK60233C - Process for the preparation of water-insoluble azo dyes. : da en
  • US2298752A - Tampon : en
  • GB548555A - Improvements in hollow beams and columns for use in building, and to buildings constrcted therefrom : en
  • US2298781A - Switch mechanism : en
  • US2299023A - Articulative voice : en
  • AU115963B2 - Improved means for fastening movable panels and the like : en
  • CA408027A - Brake beam support : en fr
  • US2298662A - Razor sterilizer : en
  • US2298704A - Industrial conveyer system : en
  • US2298935A - Vapor lamp power factor correction : en
  • US2298850A - Pump or motor : en
  • CA407989A - Railway signal and point control system : en fr
  • CA407956A - Floor mat manufacturing apparatus : en fr
  • DE726634C - Method and device for the production of shoe uppers from wickerwork : de en
  • US2298473A - Condensation of polyalkylol guanidine salts : en
  • US2298503A - Rock drill : en
  • US2298609A - Firecracker cannon : en
  • US2298602A - Method of and apparatus for blocking hats : en
  • US2299056A - Electric controlling apparatus : en
  • DE725883C - Process for the preparation of esters : de en
  • NL93173B - : en
  • US2298359A - Press control : en
  • DE726334C - Device for lowering a heavy theater curtain : de en
  • CA407986A - Power driven tool : en fr
  • CH223746A - Furniture with a resilient base for people. : de en
  • US2298725A - Method of designing dynamometers : en
  • US2298927A - Ironing pad : en
  • US2298392A - Kerf-cutting machine : en
  • US2298949A - Radial form ultra-high frequency tube : en
  • USD134099S - Design fob a dress : en
  • US2298282A - Traction unit : en
  • DK60241C - Device for streamlined motor vehicles with air-cooled rear engine for venting the engine compartment. : da en
  • CH223732A - Hydraulic grid. : en fr
  • CH223867A - Headlight with a device for dimming and darkening the headlight lamp and for achieving a suitable light output in fog. : de en
  • US2298779A - Meat package and method : en
  • US2298853A - Optical objective : en
  • US2298786A - Reinforcing seam for overnight, bathing, and other bags : en
  • US2298476A - Televisible guiding system : en
  • US2298481A - Fishing reel : en
  • US2299048A - Purification of pentaerythritol : en
  • CA408008A - Aminopyridine carboxylic acid ester production : en fr
  • CA408011A - Cathode ray tube : en fr
  • US2298630A - Secondary beta phenyl propyl amines and pharmaceutical compositions thereof : en
  • NL53297C - : en
  • US2298814A - Casserole : en
  • US2298531A - Creped wadding reexpanders : en
  • US2298513A - Protective coating : en
  • US2298590A - Typewriter accessory : en
  • US2298688A - Transfer pouch : en
  • US2299039A - Method of fabricating capsules : en
  • DE726344C - High frequency variometer like a grinding variometer : de en
  • CA407970A - Immersion heater for conduits : en fr
  • FR876050A - Improvements to fittings or connecting parts for metal pipes and conduits : en fr
  • DE726416C - Fountain pen : de en
  • DE726632C - Electric communication device with push button setting : de en
  • USD134104S - Design for a dress : en
  • US2298739A - Alpha haloacrylonitriles : en
  • US2298924A - Absorption refrigeration apparatus : en
  • CH223794A - Fountain pen. : de en
  • US2298451A - Tag dispenser : en
  • US2298488A - Special-service automatic telephone system : en
  • DE726630C - Indirectly controlled safety valve with relief of the main valve cone : de en
  • AU274841A - Improvements relating to refrigeration : en
  • US2298448A - Self-loading and self-propelled vehicle : en
  • US2298670A - Chlorinated esters of acids derived from petroleum : en
  • US2298324A - Electrical conductor : en
  • CA407908A - Bolt heading machine : en fr
  • US2298720A - Feed leg control for stoping drills : en
  • US2298761A - Control device : en
  • US2298641A - Treatment of hydrocarbon gases : en
  • US2299050A - Steam generator : en
  • DE726422C - Wide flange support for pit construction : de en
  • GB548585A - Improvements in or relating to electric heating stoves : en
  • US2298325A - System for making carbon black : en
  • US2298280A - Treatment of metal : en
  • US2299051A - Cushion device for pedestal type trucks : en
  • DE726409C - Wick cap attachment to the swing arm of friction wheel lighters : de en
  • CA408012A - Ultra high frequency modulator : en fr
  • CH223846A - System for heating or cooling goods. : de en
  • CH223727A - Transplanting and weeding device. : de en
  • US2298422A - Sound printer : en
  • CH223819A - Method of manufacturing gears. : de en
  • CH223771A - Device on meat chopping machines, in particular on high-speed chopping machines. : de en
  • US2298326A - Vibration and sound damping material : en
  • US2298633A - Electrode dressing tool : en
  • US2298654A - Electric power cable : en
  • US2298623A - Steep water treatment : en
  • US2298744A - Flag holder : en
  • US2298823A - Thermostatic switch : en
  • US2299045A - Developing apparatus : en
  • CA407974A - Electric meter : en fr
  • DE726375C - Incandescent cathode with activated surface for gas-filled discharge tubes : de en
  • GB548623A - Improvements in or relating to centrifugal separators : en
  • US2298651A - Particulate solid detergent : en
  • US2298827A - Humidity controller : en
  • US2298342A - Electrical plug and receptacle : en
  • US2299054A - Electroplating : en
  • FI19385A - Anordning for avkänkning av katodstrålen i Braunsrör under användning av en kippgenerator : en fi
  • FR876073A - Pump for engines powered by gasifier : en fr
  • US2298426A - Hair drying apparatus : en
  • US2298650A - Particulate detergent composition : en
  • US2299035A - Waterproof casing for flashlights : en
  • GB548577A - Improvements in or relating to cropping or shearing machines : en
  • DE726651C - Retractable landing gear for aircraft : de en
  • FR876044A - Article such as an articulated toy made of cardboard, wood or other material : en fr
  • US2298594A - Razor blade container : en
  • US2299026A - Method of and apparatus for coating paper : en
  • US2298703A - Expanding and flaring tool : en
  • US2298640A - Lubricating composition : en
  • US2298870A - Television receiver : en
  • US2298441A - Electrolytic cell : en
  • US2298628A - Fluid brake system : en
  • US2298766A - Electrical condenser : en
  • US2298982A - Dumping body : en
  • CH223882A - Electrolytic heating resistor. : de en
  • US2298866A - Resinous composition : en
  • DE726506C - Manufacture of titanium dioxide : de en
  • US2298472A - Conveyer loading device : en
  • US2298831A - Power transmission : en
  • GB548589A - Improvements in and relating to lubricating means for rotary compressors, exhausters or the like : en
  • CA408006A - Hydrocarbon processing : en fr
  • CH223849A - Pole for electrical machines. : de en
  • CH223843A - Process for the operation of gas turbine plants and the device for carrying out this process. : de en
  • GB548601A - Friction clutches and brakes : en
  • CA407918A - Otterboard : en fr
  • US2298331A - Treatment of hydrocarbons : en
  • US2299009A - Cushioned heel : en
  • US2298464A - Vanadic oxide flakes and method for making the same : en
  • US2298555A - Mechanical lead pencil : en
  • CA408000A - Conveying device : en fr
  • CA408041A - Deodorant diffuser : en fr
  • FI19394A - A mask for framing the shape of the fiber material : en fi
  • US2298758A - Portable electric lamp : en
  • US2298477A - Transmission : en
  • US2298484A - Windshield cleaner : en
  • US2298308A - Light projector for motion pictures and the like : en
  • US2298961A - Fluorescent lamp : en
  • US2298316A - Overload release device : en
  • DE726389C - Device for moving conveyor wagons, especially for underground operations : de en
  • DE726573C - Footwear with a non-skid tread : de en
  • US2298788A - Head sheave block for clamshell bucket or the like : en
  • NL53226C - Security of X-ray installations : en nl
  • DE710535C - Sighting device, especially for machine weapons : de en
  • DE726500C - Anti-slip protection for shoes or boots : de en
  • FR876036A - Marine water tube boiler : en fr
  • US2299008A - Extension device : en
  • FR876083A - Signal transmission method : en fr
  • DE726540C - Device for the continuous automatic adjustment of a direct current which is proportional to a given time-varying direct current : de en
  • DE726643C - Powdered spray for plant protection purposes : de en
  • US2298368A - Calipering mechanism : en
  • US2298535A - Drive mechanism : en
  • CH223865A - Arrangement for the commissioning of multi-phase rectifiers or inverters that work with series-connected, grid-controlled vapor or gas discharge paths. : de en
  • CA408029A - Railway traffic controlling apparatus : en fr
  • DE726586C - Striker equipped with an electrical or mechanical drive, e.g. B. hammer drill, with automatic transfer device : de en
  • US2298603A - Bobbin stripper : en
  • US2298550A - Corn husking machine : en
  • US2298918A - Modification of fatty oils : en
  • USD134069S - Design for a brooch or similar article : en
  • DE726395C - Pole-changing electrical machine through which a coolant flows : de en
  • US2298403A - Apparatus for taking flashlight pictures : en
  • GB548511A - Improvements in or relating to theodolites or other angle measuring instruments : en
  • DE726496C - Conveyor device for fuel, coolant or the like, especially in aircraft : de en
  • FI19397A - Electric flashlight : en fi
  • US2298910A - Automatic switch : en
  • DE726561C - Pressure gauge shut-off valve : de en
  • FR876072A - Method and apparatus for making pasta : en fr
  • CH223764A - Device for treating wide webs. : de en
  • DE726510C - Carrying and centering device for guide wheels of steam or gas turbines divided into the parting line of the housing : de en
  • US2298653A - Control gear for boats, aircraft, or other mobile units : en
  • CA407961A - Shoe welting : en fr
  • CA407999A - Tobacco smoke filter : en fr
  • US2298723A - Safety collar : en
  • US2298913A - Molding device : en
  • US2298977A - System of electric current generation : en
  • US2298674A - Oil filter : en
  • US2298907A - Supervisory system : en
  • DE726636C - Process for obtaining highly effective preparations of thyrotropic hormone : de en
  • GB548514A - Improvements relating to tubular heat interchange apparatus : en
  • US2298575A - Highway crossing signaling system : en
  • CH223777A - Process for the preparation of a substantive copper-containing disazo dye. : de en
  • DE726383C - Dosing and mixing device for separately flowing gases or vapors and liquids intended for chemical reactions : de en
  • DE726518C - Circuit breaker with extinguishing of the arc by a fluid flow : de en
  • FR876089A - Aryloxy-alkylaminobutanones, corresponding butanols and processes for their preparation : en fr
  • CH223788A - Card file system with a facility to make it easier to find prospectuses in the card file. : de en
  • DE726608C - Method and blank for the production of lids or bases from paper, cardboard, cardboard or the like, which are used in containers with a polygonal cross-section : de en
  • FR876062A - Process for obtaining perforated thin metal plates and products obtained : en fr
  • US2298374A - Double cut right and left fourchette die : en
  • US2298700A - Superheater and reheat control : en
  • US2298361A - Ice or hot water breast bag : en
  • US2298591A - Chain : en
  • US2299025A - Steering wheel tray : en
  • GB548600A - Improvements in or relating to insoles : en
  • CH223886A - Watch. : en fr
  • FR876056A - Process for treating used oiled tarpaulins for the reuse of their components, and more particularly in the manufacture of artificial leather : en fr
  • DE726439C - Loudspeaker system for the sound supply of larger areas or rooms : de en
  • DE726621C - Electrode seal for electric arc furnaces with gas-tight closure : de en
  • DE726668C - Cutting torch : de en
  • FR876059A - Braking device for vehicles : en fr
  • DE726588C - Circuit arrangement for magnetic field tube transmitters that can be switched to different wavelengths : de en
  • GB548603A - Method of making t-joints from metal tubing : en
  • DE726522C - High-frequency melting furnace for melting metals, especially steel, using the melting mirror reaction process : de en
  • GB548562A - Improvements in or relating to printing machines : en
  • DE726582C - Post holder for a ram mounted on a floating vehicle : de en
  • GB548497A - Improvements in and relating to switch boxes and containers therefor : en
  • GB548621A - Improvements in or relating to aluminium base alloys : en
  • DE726462C - Safety device for drives in farms : de en
  • DE726378C - Mechanical aiming device for movable firearms, especially for aircraft : de en
  • CA407925A - Clutch mechanism : en fr
  • DE726299C - Connection of connection terminals with contact bars : de en
  • DE726457C - Device for the transmission of counter status on demand : de en
  • USRE22201E - Gas turbine plant : en
  • US2298816A - Recovery of tar acids : en
  • USD134078S - Design for a sport shirt : en
  • DE726421C - Compressed air tool : de en
  • DE726397C - Method and device for removing the shives from pre-broken bast fiber stalks : de en
  • DE726426C - Safety device to prevent folded sliding window sashes from flying up : de en
  • US2298556A - Light reflecting screen : en
  • US2298953A - Venetian blind tilt bar bracket : en
  • DE726671C - Electric oven with air circulation : de en
  • DE726485C - Device for regulating cooling systems for internal combustion engines in aircraft : de en
  • US2298848A - Fluid pressure producing device : en
  • GB548566A - An improved chimney cowl : en
  • GB548501A - Electron discharge device circuits : en
  • US2298951A - Bombing airplane toy : en
  • US2298997A - Photographic film : en
  • GB548602A - Improved machine for making poppet valves : en
  • US2298428A - Transmission line : en
  • GB548536A - Abrasive tools : en
  • DE726614C - Landing gear for aircraft : de en
  • DK60229C - Drying element for use as a lamp. : da en
  • DK60232C - Electric Discharge Tube for Optical Voltage Display. : da en
  • CH223756A - Feed device for flat combing machines. : de en
  • GB548476A - Improvements in or relating to locking pins whereby two parts may be secured in predetermined relationship : en
  • DE726160C - Process for the production of fades, fades and dissolves : de en
  • GB548545A - A method of purifying cresylic acid : en
  • DE726407C - Process for the preparation of polymerization products of oxybutadiene ethers : de en
  • DK60245C - Method of Making Durable Alkali Bisulfate Tablets and Powders for Regulating the Electrolytes in Water. : da en
  • GB548605A - Improvements in or relating to a method and apparatus for manufacturing screw sticks : en
  • US2298984A - Iron oxide weighting material for drilling muds : en
  • US2298889A - File for papers and the like : en
  • US2298684A - Attachment for stapling machines : en
  • US2298401A - Treatment of textile material : en
  • FI19400A - Förfaringssätt fålning : en fi
  • CA408042A - Reed for musical instruments : en fr
  • CH223747A - Device on a chair for converting it into a wheelchair. : de en
  • DE726539C - Gas purifier for ships operated with generator gas : de en
  • US2298461A - Safety reflector assembly : en
  • US2298807A - Erasing shield : en
  • US2298885A - Method for producing high density sintered products : en
  • US2298956A - Speed-indicating means for use in printing-telegraph apparatus : en
  • US2298355A - Catalytic cracking of hydrocarbons : en
  • US2298455A - Harrow : en
  • US2298983A - Prefabricated tile sheathing : en
  • US2298996A - Heat exchange apparatus : en
  • US2298346A - Treatment of hydrocarbon oils : en
  • GB548513A - Improvements in or relating to theodolites and other angle measuring instruments : en
  • GB548581A - Protection device for high-frequency electrical transmitters : en
  • US2298867A - Method of making cut toothed power transmission belts : en
  • US2298396A - Hydraulic shock absorber valving assembly : en
  • GB548466A - Means for operating an electric switch or other movable device through a partition, wall or the like : en
  • GB548556A - Improvements in or relating to buttonhole sewing machines : en
  • DE726564C - Beaters for mills : de en
  • US2298836A - Sewing machine : en
  • US2298273A - Registering device : en
  • USD134043S - Couch or similar article : en
  • CH223773A - Process for the preparation of 5-3-oxy-etiocholenic acid. : de en
  • US2298808A - Television projection system : en
  • US2298962A - Dry shaver : en
  • US2298767A - Closure hinge means : en
  • USD134090S - Liturgical fabric or similar article : en
  • US2298279A - Machine for manufacturing scrap bunches : en
  • CH223811A - Method and device for the production of centrifugally cast rings. : de en
  • US2298620A - Lipstick : en
  • US2298884A - Cup dispensing device : en
  • US2298412A - Electrical measuring instrument : en
  • DK60226C - Wire hook for screwing in the end of a brush shaft. : da en
  • US2298291A - Alkyl catechol : en
  • CA407919A - Television scanning device : en fr
  • US2298886A - Chair back : en
  • DE725442C - Process for removing silicon from beryllium : de en
  • DK60230C - Adjustable Multiple Shooting Capacitor. : da en
  • CH223842A - Pressure relief valve for injection pumps of internal combustion engines. : de en
  • DE726487C - Saw chain, the links of which have shoulders that are concentric to the joint hole : de en
  • US2298721A - Crayon holder : en
  • US2298844A - Lubricant : en
  • CA407939A - Engine heater : en fr
  • FR876026A - Process for the separation of alloys by fractional oristallization : en fr
  • DE721528C - Pit lining from molded stone rings : de en
  • FR876013A - Process for recovering metals constituting an alloy : en fr
  • CH223726A - Hydraulic lifting device for swap plows. : de en
  • DE726445C - Electrically heated hearth melting furnace for melting light metals or their alloys : de en
  • US2298646A - Lubrication system : en
  • US2298299A - Electrically heated boot : en
  • US2298568A - Sheet metal fastener : en
  • US2298769A - Rider display : en
  • DE726172C - Production of fur imitations from plush and velvet with a pile made of acetate artificial silk : de en
  • DE726562C - Control for copy milling machines with a finger finger that can be swung out in all directions : de en
  • FR876061A - Vegetable or fruit dryer : en fr
  • US2298817A - Automatic reclosing circuit breaker system : en
  • DE726386C - Process for the preparation of sulfonamide compounds : de en
  • US2298791A - Solvent treating of mineral oils : en
  • CA407976A - Coated abrasive web manufacture : en fr
  • CH223743A - Loading door for the hearth of a boiler. : en fr
  • US2298963A - Film processing tank : en
  • US2298430A - Trimming machine : en
  • CA407960A - Shoe welting : en fr
  • CH223836A - Engine. : en fr
  • CH223869A - Dentists handpiece. : en fr
  • CH223786A - Color sheet for copy purposes. : de en
  • CH223838A - Device for rotating the rotors of turbomachinery to prevent them from heating up or cooling down on one side. : de en
  • CH223853A - Device for transferring lines over other lines. : de en
  • CA408044A - Composite yarn : en fr
  • DE726453C - Lubricating device for the crankshaft of internal combustion engines : de en
  • DE726401C - Continuous casting mold of horizontal design : de en
  • USD134103S - Design for a dress : en
  • CH223763A - Preparation for fastening knitwear. : de en
  • CA407984A - Business machine : en fr
  • DE726429C - Process for the production of titanium (4) chloride from clays : de en
  • CA407926A - Shorthand typewriting machine : en fr
  • DE726638C - Coal shed : de en
  • FR876014A - Insulation mode of the blades of electrical machines manifolds : en fr
  • CH223799A - Device for connecting thin-walled weapon casings to the weapon holder. : de en
  • NL53382C - : en
  • US2298311A - Container : en
  • DE726175C - Process for reducing the solubility or swellability of proteins : de en
  • US2298328A - Watermelon juice and process for preparing same : en
  • CA407997A - Cyanidation method and apparatus : en fr
  • US2299018A - Clamp device for hair tinting : en
  • US2298655A - Dispensing closure : en
  • US2298500A - Coin dividing mechanism for coin operated machines : en
  • US2298719A - Implement retainer : en
  • US2298566A - Rotary scoop type machine for handling bulk materials : en
  • US2298676A - Splicing thread and yarn : en
  • US2298806A - Railway traffic controlling apparatus : en
  • AU704742A - Improvements in or relating to electric motor controllers : en
  • DE726475C - Plug-in device for booking machines u. like : de en
  • CH223729A - Method for selective weed control. : de en
  • DE726618C - Painter's palette : de en
  • DE726560C - Cage pressed from sheet metal for cylindrical roller bearings with outboard guidance : de en
  • CA408001A - Filter material : en fr
  • US2299032A - End loading tumbling mill : en
  • USRE22200E - Hydraulic continuous press : en
  • US2298380A - Tripod leg and clamping means therefor : en
  • US2299047A - Electronic discharge device : en
  • USD134091S - Design for a dress : en
  • US2298345A - Yarn winding machine : en
  • DE726547C - Process for the production of vinyl ethers from acetylene and low-boiling alcohols : de en
  • DE726605C - Device on machine tools for machining with reciprocating slides, in particular on fine boring machines : de en
  • DE726642C - Device for starting an engine of a speaking machine coupled with a synchronous motor : de en
  • US2298928A - Thermostat : en
  • DE726482C - Lifting platform with double guidance of the working piston in the pressure cylinder : de en
  • GB548487A - Improvements relating to the governing of internal combustion engines using alternative fuels : en
  • US2298845A - Impact hammer : en
  • DE726402C - Metal casting processes, especially for iron and steel melts : de en
  • DE726437C - System for the conversation in both directions between two locations : de en
  • CH223798A - Construction game allowing the constitution of machines and various electrical devices. : en fr
  • CA408039A - Communication system : en fr
  • US2298519A - Telephone system : en
  • USD134059S - Design fob a bottle : en
  • US2298811A - Fish lure : en
  • CA407929A - Spark plug : en fr
  • US2298576A - Air handling apparatus : en
  • US2298356A - Water softening apparatus : en
  • US2298394A - Sickle sharpener : en
  • US2298579A - Absorptive form lining : en
  • CH223855A - Housings, in particular for electrical devices and machines. : de en
  • CA408040A - Vertical retort for coal : en fr
  • US2298435A - Radio relaying : en
  • CH223807A - Process for manufacturing watches and watches obtained by this process. : en fr
  • US2298286A - Railway truck structure : en
  • US2298930A - Phase distortion correction : en
  • NL53198C - : en
  • US2298439A - Detachable combination shade and curtain rod bracket : en
  • US2298360A - Automatic tape dispenser and cutter : en
  • US2298960A - Amplification with high efficiency : en
  • CH223766A - Detacher stamp. : en fr
  • CH223760A - Device for obtaining a winding of wire with crossed turns. : en fr
  • US2298409A - Multiplexing : en
  • US2298697A - Lock : en
  • CA407965A - Control method and apparatus : en fr
  • CA408022A - Container closure : en fr
  • DE726370C - Front wheel drive block for motor vehicles : de en
  • FR876045A - Articulation system for wooden soles of shoes and other applications : en fr
  • FR876037A - Device for mounting a photoelectric light meter integral with a photographic camera on the camera body : en fr
  • GB548473A - Improvements in 4-wire terminating arrangements in electrical communication systems : en
  • GB548591A - A new or improved holder for x-ray and other photographic films : en
  • USD134101S - Design for a jacket : en
  • US2298297A - Radio receiver : en
  • CA407993A - Spark plug : en fr
  • US2298323A - Thermostatic control device : en
  • AU308741A - An improved dress shield : en
  • AU311141A - Improvements in and connected with prefabricated metal building frame units : en
  • CA407981A - Sheet feeding apparatus : en fr
  • DE726458C - Safety guide or braking device on the hollow shaft of a wind power machine : de en
  • DE726595C - Method and device for the representation of body sections by means of X-rays : de en
  • US2298489A - Group-call telephone system : en
  • US2298787A - Camera : en
  • CA408046A - Pulsator washing machine : en fr
  • DE726174C - Process for the production of protein conversion products : de en
  • DE726385C - Process for the production of d-lysergic acid-1, 3-dioxytrimethylene amide- (2) : de en
  • GB548528A - Improvements in or relating to materials and devices for camouflage and other similar purposes : en
  • US2298604A - Keystone chain : en
  • US2298370A - Reducing valve : en
  • US2298940A - Display device : en
  • US2298624A - Washing machine : en
  • USD134087S - Design fob a ring : en
  • GB548580A - Improvements in ribbon mechanism for typewriting machines : en
  • FR876053A - Rotary press for processing wet peat : en fr
  • CH223884A - Process for preparing an agent for improving the fastness properties of directly dyed cellulose fibers : de en
  • CH223840A - Mechanism for transforming a rotational movement into a translational movement. : en fr
  • DE726645C - Device for accelerating internal combustion engines with a supercharger : de en
  • US2298915A - Manufacture of modified products : en
  • NL53204C - : en
  • US2298673A - Double cathode electron discharge device and circuits : en
  • CH223834A - Fan. : de en
  • CH223812A - Device for the continuous casting of metal parts. : en fr
  • US2298597A - Machinist's internal testing gauge : en
  • DE726337C - Baking pan for biscuits and similar flat biscuits : de en
  • DE726399C - Process and device for the production of spinnable fibers from fiber-containing plant stems : de en
  • DE726565C - Ring roller mill : de en
  • DE726394C - Heating device for electrical switches : de en
  • US2298510A - Electrostatic precipitating plate : en
  • US2298672A - Hat device : en
  • DE726578C - Scraper and brake conveyor : de en
  • CA407945A - Coil handling apparatus : en fr
  • US2298527A - Reversing mechanism : en
  • DE719872C - Process for the production of asphalt coatings containing cellulose derivatives : de en
  • CH223831A - Speed variator. : en fr
  • US2298437A - Frequency modulation : en
  • DE726666C - Car body, in particular for motor vehicles, which is constructed from individual parts consisting of layered plastics, connected to one another by gluing : de en
  • DE726156C - Elevator for binding mower : de en
  • US2298821A - Control system : en
  • US2298305A - Recording apparatus for use with aviation ground trainers : en
  • US2298334A - Automotive vehicle : en
  • US2298523A - Aircraft control : en
  • US2298740A - Wall tile clip : en
  • FR876099A - Contact converters : en fr
  • GB548456A - Improvements in or relating to electrically operated suction cleaners : en
  • DE726508C - Process for the extraction and preparation of the alkaloids of Stephania Cepharantha Hayata (Menispermaceaen species) : de en
  • FR876020A - Method for making a splice : en fr
  • GB548604A - An improved key for securing connecting rods and the like and brasses to crank pins and the like : en
  • SE105710C1 - : en
  • US2298570A - Electric timer : en
  • USPP548P - Seedless navel orange : en
  • GB548483A - Improvements in reinforced cylinders and methods of producing the same : en
  • CH223823A - Process for the production of flat structures from superpolyamides. : de en
  • US2298554A - Lamp fixture : en
  • US2299004A - Beating up mechanism for looms, especially for manufacturing terry toweling : en
  • CH223888A - Process for the preparation of a-tetrahydro-p-oxazinoethyl-phenylcarbinol. : de en
  • DE726664C - Hand flat knitting machine with device for stitch transfer : de en
  • DE726338C - Method and device for leaching pretzels by sprinkling : de en
  • US2298462A - Package seal : en
  • US2298898A - Gauge for measuring or checking dimensions : en
  • US2298511A - Sealing closure for high-pressure heads : en
  • US2298309A - Locomotive : en
  • US2298874A - Laminated glass and mounting therefor : en
  • US2298528A - Electrical process for breaking steel bars : en
  • FR876021A - Quiet : en fr
  • DE726411C - Spark plug : de en
  • DE726504C - Toy helicopter powered by an elastic traction mechanism : de en
  • GB548614A - Improvements in resonant cavity electron discharge devices for ultra high frequencies : en
  • CH223805A - Guide roller with flange for sound film devices. : de en
  • US2298354A - Manufacture of acetic anhydride : en
  • GB548583A - Improvements in or relating to roughing broach : en
  • GB548484A - Arrangement for comparison of alternating electric current quantities : en
  • USD134074S - Fair op semi-rimless spectacles : en
  • US2298728A - Bottle blowing apparatus : en
  • DE726438C - Microphone arrangement with reflector : de en
  • CH223863A - Circuit for power converter systems. : de en
  • US2298696A - Detergent composition : en
  • US2298532A - Tobacco mixture : en
  • US2298747A - Refuse compacting apparatus : en
  • GB548617A - Improvements in anaesthetising apparatus : en
  • US2298946A - Switch and signal control system for railroads : en
  • US2298468A - Contact protection : en
  • FR876046A - Semi-fixed or mobile type carbonization furnace : en fr
  • GB548561A - Method and apparatus for separating liquids from solids : en
  • DE726454C - Device for pressure equalization in throttle valves : de en
  • FR876027A - Wind vane for measuring flow directions, especially on airplanes : en fr
  • US2298520A - Stapling machine : en
  • US2298832A - Detachable nosepiece : en
  • USD134070S - Design for a brooch or similar article : en
  • US2298450A - Seat : en
  • US2298644A - Method of and device for the production of food paste articles : en
  • CA408010A - Signal translating apparatus : en fr
  • FI19388A - For the purpose of the contract (golv eller tak) och andra byggnadskonstruktioner avsedda ihåliga byggnadsstenar : en fi
  • FR876043A - Insecticide product : en fr
  • CH223868A - Magnetic handheld alternator. : de en
  • US2298268A - Sewing machine : en
  • US2298934A - Spray nozzle : en
  • CH223796A - Mechanics for harmonicas. : de en
  • DK60242C - Cooling air supply device at the Engine compartment for streamlined Vehicles with an air-cooled Engine located in the Body's Rear. : da en
  • DE726624C - Pistol with a safety lever : de en
  • FR876094A - Garbage truck : en fr
  • CH223784A - Process for the solid, metallic connection of metal parts. : de en
  • US2298809A - Low frequency reinserting circuit : en
  • NL54095C - : en
  • US2298432A - Lubrication and fugitive tinting of synthetic yarns : en
  • US2298506A - Method for exploring living tissue : en
  • US2298509A - Hydraulic brake control : en
  • US2298903A - Apparatus and method for making chilled products : en
  • US2298565A - Foldable cardboard box : en
  • CA408024A - Valve : en fr
  • FR876088A - Attachment of handle rosettes and key inserts, for example on doors, especially for door locks : en fr
  • GB548525A - An improved process for the catalytic treatment of hydrocarbon oils : en