• US2177894A - Laminated sheet material and articles made therefrom : en
  • US2178208A - Pad roller : en
  • US2177847A - Circuit arrangement adapted to equalize working voltage fluctuations in amplifiers : en
  • US2178121A - Apparatus for shaping paper : en
  • US2178190A - Puzzle : en
  • CA384893A - Metal casting method : en fr
  • AU108832B2 - Improvements in and relating to ice-cream freezing machines : en
  • US2178401A - Motor mounting : en
  • US2177676A - Television system and apparatus : en
  • US2178339A - Cash register and accounting : en
  • US2178399A - Variable speed transmission : en
  • US2178079A - Balanced double seated valve : en
  • US2177666A - Coating apparatus : en
  • SU55894A1 - The method of obtaining compounds of thorium and cerium : en ru
  • US2178232A - Cathode ray tube : en
  • US2178097A - Prestressed structural unit : en
  • US2178144A - Automobile brake : en
  • US2177861A - Wheel balancing means : en
  • US2178142A - Stop motion : en
  • US2177781A - Liquid fuel burner : en
  • US2178438A - Valve converting system : en
  • AU108957B2 - Improvements to rotory pumps, engines and hydraulic transmission machines : en
  • FR848469A - Elastic coupling : en fr
  • FR848694A - Production of ammonia and compound ammonia using gasifier gases and the like : en fr
  • US2177995A - Method of brazing and welding tubes : en
  • US2178133A - Counter molding machine : en
  • US2178091A - Shipping display and dispensing container : en
  • US2178080A - Eraser : en
  • AU458938A - Electrically operated volumetric weighing apparatus for granular materials : en
  • US2178200A - Refrigerating system and control therefor : en
  • DE683369C - Process for the production of cellulose derivatives : de en
  • DK56858C - Ignition mechanism by Liquid Fuel Gasification Burners. : da en
  • CH207328A - Device for covering openings. : de en
  • US2177844A - Telephone booth spacer : en
  • CA384861A - Electric power transmission system : en fr
  • US2178413A - Undergarment : en
  • ES144326A1 - A system of gradual transmission of movement by means of friction cones. : en es
  • GB514131A - Improvements in or relating to painting brushes : en
  • DE682967C - Safety burner on the gas stove : de en
  • FR848657A - Improvements to safety valves : en fr
  • CH207439A - Shift drum with drive device, in particular for electrical signal boxes in railway safety. : de en
  • FR848497A - Improvements to tabulating machines controlled by recording cards : en fr
  • AU108878B2 - Steam raising attachment for vertical flue water heaters : en
  • CH207331A - Cladding for bathtubs. : de en
  • CH207397A - Arrangement for generating an alternating current from a direct voltage by periodically changing the capacitance between the capacitance surfaces of the rotor and the stator of a rotating machine. : de en
  • ES144475A3 - Improvements in the apparatus for stretching glass strips. : en es
  • AU76339A - Improvements in or relating to fuel systems and to methods of supplying fuel gas : en
  • US2177871A - Agriculatural implement : en
  • US2178377A - Loom selvage apparatus : en
  • FR848410A - Process for pre-treating gases to be electrically dusted : en fr
  • GB514207A - Improvements in or relating to aerated gas burners : en
  • USD117399S - Design fob a toy : en
  • ES144314A3 - A process for manufacturing a new structure for gas masks or caps. : en es
  • US2178312A - Safety control mechanism for gas or liquid fuel burners : en
  • US2178092A - Electrical junction device : en
  • US2178273A - Shingle : en
  • FR848637A - Process for polishing threads, fabrics or materials made from or containing cellulose esters : en fr
  • ES144421A1 - Procedure for obtaining carbon sulphide. : en es
  • FR848518A - Rotary vane pump, reversible as a motor : en fr
  • AU108861B2 - Manufacture of soap : en
  • US2177629A - Piezoelectric cell : en
  • CA384889A - Wire spooling or reeling machine : en fr
  • US2178216A - Electroacoustical apparatus : en
  • DE683170C - Primary breaker for corn cobs or the like. : de en
  • US2178086A - Method for the manufacture of footwear : en
  • US2178069A - Rotary intaglio printing press : en
  • US2178233A - Cathode ray tube : en
  • FR848644A - Manufacturing process of hard alloys : en fr
  • GB514228A - Improvements in and relating to electromagnetically-operated devices, particularly relays : en
  • FR848521A - Apparatus for making transmission belts adherent : en fr
  • FR848551A - Directly heated cathode variable slope electric discharge tube : en fr
  • US2177661A - Method and apparatus for improving thermoplastic sheeting : en
  • US2178493A - Waste and overflow fitting : en
  • DE683114C - Use of polymerisation products of acrylic acid or its derivatives for the production of dressing materials : de en
  • FR848569A - Electric discharge tube : en fr
  • GB514199A - Improvements in or relating to machines for forming a continuous tobacco rod or filler : en
  • US2178337A - Connector : en
  • USD117356S - Design for an embroidered textile : en
  • DE683097C - Process for the preparation of chloro-2-butadiene-1,3 : de en
  • USD117422S - Design for : en
  • US2178429A - Machine for applying elastic caps to containers : en
  • US2178516A - Lens marker : en
  • FR848635A - Device allowing the average power factor of a three-phase, three-wire electrical installation to be deduced for the period with the most active average power : en fr
  • US2177691A - Luminescent or phosphorescent body and the process of manufacturing the same : en
  • US2177758A - Closure : en
  • US2178012A - Thermionic valve circuits : en
  • US2178125A - Mixing device for gaseous fuels : en
  • AU108834B2 - Improvements in and relating to machines for filling receptacles with liquids : en
  • FR848440A - Sliding cranks, with eccentric guide rings : en fr
  • FR848504A - Process for purifying solutions of metal salts : en fr
  • GB514071A - Improvements in or relating to infantry or trench mortars : en
  • FR848479A - New hockey game : en fr
  • USD117424S - Design for a hat : en
  • FR848477A - Process for the production of an explosive and gasifier mixture for carrying out the process : en fr
  • GB514134A - Improvements in or relating to the treatment of filaments, fibres or yarns of organic esters of cellulose : en
  • GB514186A - Improvements in or relating to cigarette rod forming mechanism : en
  • FR848457A - Process for obtaining low freezing point oils : en fr
  • US2178244A - Optical system for sound reproducers : en
  • US2178328A - Method of dewaxing petroleum oils : en
  • US2178060A - Machine for pegging lifts to shoe heels : en
  • ES144479A1 - Procedure for the treatment of crystal fibers. : en es
  • FR848548A - Children's armchair table : en fr
  • DE683307C - Electric resistance furnace : de en
  • DE683320C - Address printing machine with an intermittently driven paper conveyor : de en
  • FR848450A - Mast fixing system designed to carry a t.s.f. for example : en fr
  • FR848405A - Process for treating residual sulfuric acid liquors : en fr
  • DE683171C - Attachment of U-shaped Schlaegerkoepfe from Schlaegermuehlen : de en
  • ES144357A1 - Automatic pistol with slippery barrel and mobile lockable bolt. : en es
  • ES144323A1 - Automatic speed grader for windmills. : en es
  • GR8572B - METAL AUTOMATIC SEWER CUTTER. : el en
  • GR8573B - CRAFTS OF FOOTWEAR AND VARIOUS FABRICS IN VARIOUS FORMATIONS AND COLORS FROM KIPERI GRASS OR SHELVES. : el en
  • CA384853A - Two metal bar : en fr
  • US2178387A - Antifreezing support for ice trays : en
  • ES144434A2 - PROCEDURE FOR THE DEPOSITION BY IRRIGATION OF LIQUID COATING COMPOSITIONS : en es
  • GB514040A - Improvements in washing appliances : en
  • FR848591A - Hydraulic force transmission device, applicable in particular to motor vehicles : en fr
  • FR848596A - Device for injecting fuel to facilitate the starting of an internal combustion engine by means of compressed air : en fr
  • US2178047A - Wind driven generator structure : en
  • CA384891A - Resilient support for motors, etc. : en fr
  • US2177753A - Chain link : en
  • DK56877C - Nozzle for Footwear Adhesives. : da en
  • US2178341A - Chain conveyer : en
  • US2178149A - Bearing combination : en
  • US2177797A - Electric plug : en
  • US2178248A - Folding table : en
  • ES144396A1 - IMPROVEMENTS IN MACHINES TO CRACK WALNUTS, ALMONDS AND OTHER HARD HOUSE SEEDS : en es
  • FR848487A - Moat protector for barrel bottoms or the like : en fr
  • US2178344A - Photographic camera : en
  • US2178011A - Circuits for discharge tubes : en
  • US2178283A - Electric control device : en
  • US2177678A - Shelving : en
  • US2177837A - Temperature measuring device : en
  • US2178020A - Refrigeration : en
  • US2177817A - Accounting machine : en
  • US2178117A - Ornament for bird cages : en
  • US2178150A - Method of making car coupler yokes : en
  • US2178362A - Transfer : en
  • DE683346C - Process for etching chrome-plated metallic objects : de en
  • DK56880C - Procedure and Facilities for Softening Boiler Feed Water. : da en
  • US2177647A - Method and machine for the abstraction and preparation of fibers : en
  • US2177791A - Dry shaving implement : en
  • US2178175A - Sewing machine : en
  • FR848687A - : fr
  • GB514201A - An improved light projecting system : en
  • GB514254A - Improvements in magnets for electromagnetic instruments and meters : en
  • GB514286A - Improvements in or relating to electric oscillation generators : en
  • FR848626A - : fr
  • AU108865B2 - Chocolate advertising game apparatus : en
  • DE683367C - Pit stamp : de en
  • GB514208A - Improvements in or relating to aircraft : en
  • GB514050A - Improvements in rotary pumps and engines : en
  • US2177914A - Sample holder : en
  • DK56860C - Procedure for the production of porous, Flor-provided woven fabric, in which only a part of the stitches contains bead thread. : da en
  • US2177954A - Brake mechanism : en
  • FR848643A - Improvements in the application of low temperature coal-fired distillation of steam generators : en fr
  • DK56868C - Apparatus for determining the speed of a moving target, in particular an aircraft. : da en
  • GB514282A - Improvements in device for cleaning windscreens : en
  • FR848515A - Process for preparing dispersing agents, products obtained and their applications : en fr
  • US2177632A - Production of colored pictures : en
  • DK56863C - Method for Treating Textile Materials to Make Them Waterproof. : da en
  • ES144366A1 - Clutch mechanism in one direction. : en es
  • FR848494A - Engine mount, in particular for aircraft engine : en fr
  • GB514100A - Improvements in the construction of accordions : en
  • US2177776A - Grease reservoir : en
  • US2177889A - Power transmission : en
  • US2178114A - Stock reel mechanism for automatic multiple spindle screw machines : en
  • US2177681A - Manufacture of extruded articles : en
  • US2178185A - Machine for washing, drying, and polishing fruits : en
  • US2178370A - Industrial truck : en
  • GB514268A - Improvements in or relating to the production of aliphatic anhydrides : en
  • ES142843A1 - A mechanism for the progressive change of speed. : en es
  • USD117362S - Design for an embroidered texttte : en
  • US2177842A - Variable inductance device : en
  • GB514202A - Improvements in or relating to electric switches for alternating current circuits : en
  • US2177816A - Insulator clevis : en
  • US2178249A - Hitch device : en
  • GB514180A - Improvements in or relating to fluid-pressure operated apparatus primarily for use in aircraft : en
  • DE683384C - Closure for metal container for storing and dispensing volatile liquids : de en
  • US2178013A - Corn picking roller : en
  • FR848659A - Process for bleaching fibers of vegetable origin, natural or artificial, free from encrusting matter : en fr
  • USD117423S - Design foe : en
  • US2177660A - Method and apparatus for making improved thermoplastic sheeting : en
  • US2177898A - Apparatus for operating upon articles : en
  • USD117434S - Design for a dress : en
  • DE683192C - Circuit arrangement for determining the correctness of the own number given by a calling subscriber in telephone systems with dialer operation : de en
  • GB514160A - Improvements in or relating to receptacles for containing and delivering rolled strip materials : en
  • DE683049C - Vacuum steam heating system : de en
  • FR848443A - Speed regulator : en fr
  • IE15527L - Quartz to metal seals : en
  • DE683297C - Display device for fire extinguishers with pressurized extinguishing fluid : de en
  • FI18627A - Central frying pan : en fi
  • GB514048A - Improvements in or relating to apparatus for truing grinding and abrasive wheels : en
  • GB514211A - Improvements in or relating to machines for operating on shoe soles : en
  • DE683296C - Extendable, single-stile fire ladder : de en
  • US2178068A - Mechanism for preventing formation of ice on windshields : en
  • CH207403A - Electrode for spark gap arrangements. : de en
  • DE683315C - Overflow device on electrostatic precipitators for viscous deposits, e.g. B. Tar : de en
  • AU252839A - Improvements in and relating tothe manufacture of upholstery mattresses andthe like : en
  • DE683286C - Drive device for calculating machines : de en
  • US2177888A - Valve for blast machines : en
  • US2177909A - Motor speed control : en
  • SU55871A1 - Razborna chain, having a hinge in two mutually perpendicular directions : en ru
  • US2178355A - Internal combustion engine-electric power unit : en
  • US2178389A - Humidifying apparatus : en
  • USD117413S - Design for a dress : en
  • GB514098A - An improved method of synthesizing liquid hydrocarbons : en
  • ES142913A1 - Centrifuge of continuous and automatic work to extract the oil from the olive dough. : en es
  • FR848506A - Fuse conductor : en fr
  • FR848600A - Device for extracting gases, in particular atmospheric air, from the ground : en fr
  • AU108894B2 - Improvements in fertilizer distributors or spreaders : en
  • USD117417S - Design for an electric fence : en
  • USD117419S - Design for : en
  • GB514162A - Improvements in or relating to machines for forming a continuous tobacco rod or filler : en
  • US2178304A - Feeding of sheets : en
  • US2178508A - Electrical switch contact : en
  • AU412338A - A method for obtaining tempered glass sheets : en
  • US2177885A - Machine for composing lithographic prints : en
  • US2177686A - Engine driven generator system : en
  • US2177833A - Masking panel for carriages : en
  • US2178523A - Production of high molecular hydroxylated condensation products from crotonaldehyde : en
  • DE683180C - Desk signal apparatus : de en
  • US2178492A - Fluid measuring apparatus : en
  • US2178522A - Aliphatic polyamines and process of making them : en
  • IE16037L - Frequency reducing system : en
  • US2177667A - Method of maintaining the viscosity of cellulose esters uniform : en
  • US2177803A - Agricultural machine : en
  • US2177748A - Control means : en
  • AU269139A - Concrete wall form : en
  • GB514065A - Improvements in or relating to thermionic valve circuits : en
  • DE683306C - Production of conveyor belts : de en
  • US2177966A - Electrical remote control drive : en
  • US2178204A - Pick-up and stripping device for harvesters : en
  • ES144331A1 - Procedure of construction of floors by means of pieces of ground cooked in any way. : en es
  • FR848574A - Advanced reinforcement for moldings and similar elements : en fr
  • FR848678A - Air filter for the suction of explosion engines and others : en fr
  • GB514250A - Improvements in preparations and processes for stimulating the formation of roots and acting upon secondary meristems : en
  • US2177688A - Cathode-ray tube scanning system : en
  • US2178058A - Speedometer cable lubrication tool : en
  • USD117435S - Design for a dress ensemble : en
  • BE436280A - Process for obtaining cerium dioxide : en fr
  • CA384834A - Potato sprouter and bagger : en fr
  • ES144417A1 - Device in ring and cylinder presses. : en es
  • DE683273C - Pole-changing three-phase winding : de en
  • US2178230A - Signal device for dispensing pumps : en
  • FR848492A - Continuous and uniform operation device for chemically combining or mixing solids with gases : en fr
  • DE683122C - Resilient, resilient shaft coupling with an annular intermediate link made of rubber with an arcuate cross-section : de en
  • DE683341C - Method and device for the production of polarization filters : de en
  • GB514135A - Apparatus for contacting vapours and liquids : en
  • GB514167A - Improvements in or relating to the regulation of electric supply circuits : en
  • ES142844A1 - Perfeccionamientos in the roving machines. : en es
  • US2177644A - Drill sharpener : en
  • US2177936A - Track shoe : en
  • US2177761A - M-derived band-pass filter : en
  • US2178513A - Lubricating composition : en
  • DE683379C - Electric headlight bulb with parabolically shaped lamp vessel provided with a mirror coating and a melted faceplate : de en
  • DE682687C - Roughing drum for scraping machines with subdivided roughing rollers : de en
  • FR848445A - Telephone installation : en fr
  • US2178033A - Air conditioning apparatus for motor vehicles : en
  • CH207338A - Adjustable bust. : de en
  • GB514079A - Improvements in dart flights : en
  • CH207317A - Central heating boiler. : de en
  • US2178239A - Flotation : en
  • US2177714A - Gaseous electric discharge lamp device : en
  • US2177724A - Lubrication system for internal combustion engines : en
  • US2178365A - Electric conductor : en
  • US2177734A - Method of refining petroleum oil in propane solution : en
  • US2178405A - Blower : en
  • DE683232C - Process for the production of rubber-like polymers from 2-chlorobutadiene which do not harden on storage : de en
  • DE683353C - Signaling device to prevent accidents when switching electrical machines or systems on or off : de en
  • US2178386A - Dowel retainer : en
  • FR848517A - : fr
  • GB514261A - Improvements in means for controlling patterning and other operations of knitting machines : en
  • US2177999A - Package : en
  • DE683152C - Device for introducing humidifying water into cooling rooms : de en
  • DE683328C - Screw base and socket for tubes and switching elements in communications engineering : de en
  • GB514159A - Improvements in sensitized photographic emulsions : en
  • SE97221C1 - Ways to make bleaching earth from raw clay : en sv
  • DE683088C - Device for producing screw chambers closed on one side : de en
  • FR848427A - Advanced solid lubricants : en fr
  • GB514053A - : en
  • CH207383A - Process for the production of cups, tubes or the like from zinc by spraying cast workpieces. : de en
  • DE683125C - Prototype holder : de en
  • DE683143C - Transformer arrangement for electric arc welding for connection to two phases of a three-phase network : de en
  • GB514118A - Improvements in or relating to printing cylinders : en
  • US2178180A - Metal paste pigment : en
  • US2178181A - Metal paste pigment : en
  • US2178275A - Binder : en
  • FR848693A - Bag filter refinements : en fr
  • US2177721A - Wall scraper : en
  • US2178471A - Device for oscillographing : en
  • US2178071A - Elevator control system : en
  • US2178475A - Coating composition : en
  • CH207429A - Television receiver. : de en
  • US2177854A - Sewing machine attachment : en
  • US2177906A - Protective container : en
  • US2178110A - Circuit interrupter : en
  • US2178241A - Variable resistance : en
  • USD117369S - Design fob a ring : en
  • USD117415S - Design for a boat : en
  • FR848538A - Ball distributor : en fr
  • FR848608A - Improvements to material feed mechanisms : en fr
  • FR848577A - Colored plastics and manufacturing process for these materials : en fr
  • DE683101C - Arrangement on float switches : de en
  • ES144404A1 - Improvements in the manufacture of bricks, slabs, blocks, tiles and similar. : en es
  • DE683090C - Measuring device for tailoring : de en
  • US2177953A - Brake mechanism : en
  • USD117428S - Design fob a belt : en
  • FR848481A - Safety device for gas burner : en fr
  • US2178410A - Thermoplastic molding : en
  • GB514045A - Improvements in machines or apparatus for shaping metal tubes, containers and the like : en
  • GB514223A - Improvements in or relating to x-ray appliances : en
  • DE683157C - Process for the production of telecommunication cables with a watertight jacket made of lead or another non-swellable or little swellable material, applied by a pipe or hose press, the insulation of which is made of rubber or rubber-like insulation swollen with a liquid insulating agent : de en
  • FR848585A - Darkening device especially for anti-aircraft defense : en fr
  • US2178530A - Latch for automobile doors : en
  • US2177853A - Composition of matter and method of making the same : en
  • US2177929A - Drafting frame : en
  • US2178116A - Apparatus for tank gauging : en
  • FR848592A - Extraction press for tubes and solid parts : en fr
  • FR848619A - Lighter with fuel tank pivoting laterally : en fr
  • FR848507A - Magnetic servo-control by a return movement obtained automatically by means of cursors : en fr
  • US2177977A - Motor : en
  • DE683289C - Process for the electrolytic surface finishing of aluminum, aluminum alloys and similar light metals : de en
  • US2178526A - Resilient support for lighting attachments : en
  • DE683257C - Method of eliminating leakage water that has entered underwater electric motors : de en
  • DE683381C - Electric, liquid-cooled high pressure metal vapor discharge lamp : de en
  • FR848493A - Electric warming tray : en fr
  • GB514191A - Process and apparatus for extracting cellulose from wood or other cellulosic material : en
  • ES144426A3 - A continuous manufacturing process of hypochlorous acid solution, from limestone and chlorine. : en es
  • US2178081A - Thin insulating film : en
  • DE683344C - Reversible internal combustion engine with a rotating air compressor that is effective in both directions of rotation : de en
  • DK56864C - Apparatus for the production of ozone. : da en
  • ES144352A1 - A procedure for obtaining the liquid extract of chymosin or liquid rennet. : en es
  • US2177645A - Moistureproof coated sheet : en
  • US2177901A - Davit for lifeboats : en
  • US2178049A - Electrical heating apparatus of the storage type : en
  • US2178153A - Curtain stretcher : en
  • US2178514A - Lubricating composition : en
  • USD117388S - Design fob a surface coating spread : en
  • US2178176A - Air conditioner : en
  • US2178194A - Well cleaning device : en
  • CH207380A - Chronograph-counter. : en fr
  • GB514276A - Improvements in or relating to combined combs and brushes : en
  • US2177798A - Airfoil used in aeronautics : en
  • US2178350A - Method of making axle housings : en
  • US2178485A - Thermally sensitive control switch : en
  • US2178044A - Bag top closure means : en
  • US2178251A - Coating of metal surfaces : en
  • US2178495A - Hat band : en
  • US2178302A - Fastening device : en
  • US2178422A - Air-speed indicator : en
  • US2178470A - Logging device : en
  • FR848675A - Method of producing subtractive images in several colors : en fr
  • DE682489C - Metal sprayer : de en
  • FR848697A - Ink : en fr
  • FR848425A - Improvements to smoke emitting devices : en fr
  • GR8575B - PERFECTIONS ON INCOMMATORS. : el en
  • US2178452A - Expansion comb for textile machines : en
  • GB514200A - Improvements in or relating to warming electrically driven vehicles : en
  • DE683275C - Mirror light for horizontally arranged gas discharge lights : de en
  • DE683221C - Method and device for lifting an endless glass ribbon from the melt : de en
  • FR848404A - Lightweight metal heel : en fr
  • GR8561B - PERFECTIONS AND WING MISSIONS. : el en
  • FR848565A - Blower control, with liquid coupling regulated by a barometric capsule, in particular for aircraft engines : en fr
  • GB514060A - Improvements in adjusting or selecting mechanism for the tuning controls of wirelessapparatus : en
  • ES144361A1 - A method of construction of a block of wood intended for the manufacture of aerial helices. : en es
  • FR848401A - Foam float device : en fr
  • FR848485A - : fr
  • GR8559B - WAR DAM. : el en
  • DK56871C - Piston for Internal Combustion Engines. : da en
  • US2178172A - Serving tray : en
  • CH207327A - Dust firing. : de en
  • US2177646A - Method of and machine for abstracting and preparing fibers : en
  • DE683234C - Air-compressing internal combustion engine that works with charging via the exhaust ports as well as reverse or cross-flushing : de en
  • US2177876A - Kinetic energy indicator for impact testing apparatus : en
  • US2178148A - Brake mechanism : en
  • US2178533A - Window sash balance : en
  • US2178463A - Air filter : en
  • US2177648A - Train brake control mechanism : en
  • US2177741A - Ore car : en
  • US2178066A - Flexible remote control coupling : en
  • GR8562B - LIGHTING MISSION. : el en
  • FI18624A - Spritkök eller liknande : en fi
  • USD117367S - Design for a hamper or similar : en
  • CA384910A - Electric switching system : en fr
  • GB514166A - Improvements relating to sample takers : en
  • GB514264A - Improvements in and relating to electric lamps and the like : en
  • FR848664A - Bicycle carrier consisting of a unit with one or more grooves : en fr
  • US2177855A - Warp creel : en
  • US2178420A - Protection of alternating current electric systems : en
  • GB514174A - Improvements in or relating to magneto generators : en
  • GB514253A - Improved process of and apparatus for the manufacture of cast iron : en
  • FR848580A - Device for adjusting the lighting circuits of stages and similar installations : en fr
  • GB514101A - Improvements in mechanism for causing intermittent film movement : en
  • FR848691A - Method and means for delimiting, without solid walls, confined areas in an atmosphere field : en fr
  • AU108870B2 - Improvements in or relating to water-jackets for two-stroke cycle internal combustion engines : en
  • GB514225A - Improved process for making malt, more particularly for distilleries, and apparatus for carrying out the process : en
  • GB514072A - Improvements in brake operating means for vehicles : en
  • FR848617A - Apparatus for storing reference books such as registers or telephone directories : en fr
  • FR848539A - Aircraft wheel braking device : en fr
  • US2177630A - Electric hygrometer : en
  • US2178221A - Continuously variable inductance device : en
  • DE683104C - Control device for DC motors with an interrupter switch controlled as a function of the speed : de en
  • US2177872A - Power transmission : en
  • US2178231A - Guider for cloth : en
  • ES144476A3 - Improvements in sheet glass stretching apparatus. : en es
  • FR848684A - Device for maneuvering and blocking a part moving around an axis and subjected to electromagnetic forces : en fr
  • GB514178A - Improvements in or relating to automatic switches for use in telephone or like systems : en
  • DE683258C - Process for the production of overlaid glasses with a silky sheen : de en
  • GB514089A - Apparatus for the oligodynamic activation of water : en
  • US2177821A - Die spotting press : en
  • ES138315A1 - Improvements introduced in the procedures of extraction of vegetable juices. : en es
  • GB514114A - Manufacture of slivers of cut fibres from continuous artificial filaments : en
  • US2178041A - Tire chain for tractors : en
  • US2178358A - Bonded surface layer and method of forming it : en
  • USD117403S - Design for a lathe or similar article : en
  • DE683331C - Cathode ray tubes with image cathode and with magnetic radiation concentration : de en
  • GB514088A - Improvements in or relating to picture projectors for home purposes : en
  • GB514143A - Improvements in liquid clarification apparatus : en
  • FR848420A - Development vessel for inversion development : en fr
  • FR848541A - Apparatus for electrically and automatically vulcanizing rubber parts : en fr
  • CH207341A - Process for treating substances containing tantalum and niobium for the separation of niobium by volatilization. : en fr
  • DE683218C - Double-socketed, double-walled electric tube lamp : de en
  • AU108851B2 - Cores of comminuted magnetic material and process of making same : en
  • AU127639A - Improvements in or relating to apparatus for shaping hollow distensible structures : en
  • GB514187A - Improvements in automatic tuning devices : en
  • GB514044A - Improvements in or relating to speed regulating devices : en
  • GB514244A - Improvements in and relating to elastic fluid turbines : en
  • US2178061A - Gear shifting system : en
  • US2178182A - Valve structure : en
  • GB514151A - Apparatus for the sterilization of food products : en
  • US2177784A - Automatic cut-off device : en
  • US2178004A - Grease gun : en
  • US2178203A - Weighing and sorting machine : en
  • US2178254A - Radiator humidifier : en
  • USD117359S - Design fob an embroidered textile : en
  • CH207324A - Process for the formation of basic refractory linings, in particular of siderothermal furnaces with basic operation, furnaces with high thermal speed, ladles, etc. : en fr
  • DE683265C - Push rod for horizontal chamber furnaces : de en
  • DE683378C - Electric drive with several commutatorless converter motors for alternating current supply running in exact or approximate synchronism : de en
  • US2177636A - Combined cigarette holder, smoker, and ash-retainer : en
  • DE683160C - Method and device for aligning incandescent lamps with respect to the base : de en
  • DE683095C - Registration for documents to be stored upright : de en
  • FR848508A - Self-propelled : en fr
  • FR848618A - Regulator for internal combustion engines or other machines : en fr
  • US2177747A - Mounting means for flares : en
  • CH207336A - Brassiere. : de en
  • USD117430S - Design fob a brassiere or similar : en
  • DE683173C - Overlock seam : de en
  • DE683202C - Process for heating in the pressure hydrogenation of carbonaceous substances : de en
  • DE683371C - Single wall evaporative cooler : de en
  • US2178197A - Photoelectric exposure meter : en
  • DE683214C - Installation auto switch : de en
  • US2177809A - Apparatus for magnetically separating materials : en
  • GB514215A - Improvements in or relating to neck-ties : en
  • US2177662A - Gear-shifting mechanism : en
  • US2177701A - Fluorescent screen : en
  • US2177774A - Circuit breaker : en
  • US2178187A - Grommet securing tool : en
  • US2178257A - Drafting appliance : en
  • DE682803C - Device for excluding lines on typewriters : de en
  • CA384871A - 4-methyl uracil and homologues : en fr
  • DE683193C - Circuit arrangement for telephone systems with dialer operation : de en
  • CH207416A - Bidet. : de en
  • DE683145C - Mill firing : de en
  • DK56878C - Fuse for Fire Pipe. : da en
  • DE683314C - Loose-leaf book : de en
  • US2178270A - Horticultural germicide : en
  • US2178154A - Hat brim pouncing machine : en
  • US2178414A - Spooling or reeling apparatus : en
  • US2178424A - Ice skate : en
  • FR848470A - Guide and sealing device for piston rods : en fr
  • CH207406A - Braun tube. : de en
  • AU411738A - An improved method of charging internal combustion engines : en
  • US2178336A - Refrigerator defroster : en
  • US2177828A - Hydraulic cycle control : en
  • US2178027A - Altimeter for aircraft : en
  • US2178296A - Wrist watch movement holder : en
  • US2177956A - Brake mechanism : en
  • US2178201A - Method of hardening ferrous bodies : en
  • US2177904A - Fluid control mechanism for a change speed gear transmission operated by fluid pressue : en
  • US2178323A - Price tag : en
  • US2178102A - Iron-tanned leather and process of making same : en
  • ES144441A1 - Procedure for obtaining start-paint agents. : en es
  • GB514147A - Device for regulating the composition of the mixture in carburettor aircraft engines : en
  • AU454538A - Improvements in or relating to electric cooking ovens : en
  • AU58739A - Improvements relating to spring closing devices and check mechanism for doors : en
  • ES144435A1 - An apparatus for the construction of a concentric and air-insulated electrical cable. : en es
  • AU568738A - Improvements in and relating tothe treatment of gas forthe separation therefrom of suspended particles of solid or liquid material : en
  • CH207358A - Removable anti-kickback rigid ski sole. : en fr
  • CH207382A - Apparatus for bending cold tubes. : en fr
  • US2178479A - Relay system : en
  • AU9239A - Improvements in process of treating cellular matter : en
  • FR848424A - Electronic tube oscillator : en fr
  • CA384888A - Fastening means : en fr
  • CA384877A - Glass article tempering method : en fr
  • US2178418A - Glass batch feeder : en
  • US2177649A - Valve : en
  • DE683094C - Spin dryer, especially for drying laundry or the like. : de en
  • CH207373A - Method for the detection of objects by means of electromagnetic waves and device for the implementation of this method. : en fr
  • DE683362C - Cinematographic camera : de en
  • GB514205A - Improvements in fireplaces : en
  • AU112639A - Improvements relating to double-rope grab buckets : en
  • CA384839A - Electric lighter switch mechanism : en fr
  • FR848648A - Non-slip pad applicable to shoes of all kinds : en fr
  • AU108881B2 - Improvements relating to pedals for cycles andthe like : en
  • AU108890B2 - An improved hay press : en
  • US2178382A - Carbon black : en
  • AU108893B2 - An improved method of charging internal combustion engines : en
  • BE436465A - Clothing for military and civilian use, flame retardant and providing effective protection against gases, especially mustard gas : en fr
  • CA384917A - Railway truck spring : en fr
  • US2177732A - Diesel fuel : en
  • US2178520A - Method of tempering glass : en
  • US2178179A - Metal paste pigment : en
  • CH207452A - Process for the preparation of a condensation product. : de en
  • ES144317A1 - A new button manufacturing process. : en es
  • FR848437A - Process for obtaining dials with hour turns or raised and bevelled signs : en fr
  • US2177689A - Coin and token receiver : en
  • CH207384A - Drive on milling machines for milling in synchronism and in counter rotation. : de en
  • CA384857A - Ferrous metal welding apparatus : en fr
  • ES144482A1 - Procedure for obtaining condensation products. : en es
  • GB514288A - Process for the manufacture of polysulphides of organic bases and of their solutions : en
  • SU54176A1 - Device for actuating a car windshield wiper : en ru
  • DE683169C - Process for the electrical oxidation of aluminum wires and strips : de en
  • DE683176C - Process for the removal of halogen ions from photographic baths by electrolysis : de en
  • FR848567A - Device for extracting bearings and other applications : en fr
  • US2178043A - Dental pontics : en
  • US2177750A - Strand handling apparatus : en
  • US2178388A - Binder canvas slat protector : en
  • US2177864A - Semicarrier land leveler : en
  • US2177964A - Synchronizing clutch mechanism : en
  • US2178095A - Means for equalizing the flow in heat exchange : en
  • DE683096C - folder : de en
  • GB514121A - Improvements in and relating to containers for commodities in reeled form : en
  • GB514221A - Improvements in machines for scutching flax or like plant stalks : en
  • DE683361C - Filler material for welding corrosion-resistant, titanium-containing chromium or chromium-nickel steels : de en
  • CA384907A - Window pane guiding and cushioning device : en fr
  • US2178227A - Photoelectric tube : en
  • US2178310A - Motor compressor : en
  • US2178349A - Method for the production of terpineol from pinene : en
  • US2177762A - Cathode ray tube : en
  • US2177789A - Antibutting device for farm animals : en
  • US2178378A - Latch mechanism : en
  • ES144320A3 - A pre-filter for the most palpable substances that are eventually found in the air to filter through gas filters. : en es
  • DE683155C - Tabletop coin-operated telephone with electrical payment : de en
  • USD117365S - Design for lace or similar article : en
  • US2178374A - Cathode ray image scanner with magnetic deflection of scanning ray : en
  • US2178521A - Process of producing compounds of the perylene series : en
  • USD117360S - Design foe an embroidered textile : en
  • US2178076A - Carton and blank for forming the same : en
  • US2178220A - Radio apparatus and method of assembling the same : en
  • ES144300A1 - A new plow with false mold and protective screed. : en es
  • FR848636A - Installation of a branching crane combined with suspended tracks with twin raceways and capable of being traversed by trolleys in any direction : en fr
  • GB514103A - Improvements in and relating to the preparation of hippuric acid derivatives : en
  • FR848699A - Improvements made to blades for mechanical razors : en fr
  • GB514082A - Improvements in sound deadening structures : en
  • DE683305C - Device for measuring the depth of cut in bucket wheel excavators : de en
  • GB514047A - Improvements in and relating to processes for manufacturing insulated products in the form of powder : en
  • US2177911A - Ensilage harvesting machine : en
  • USRE21251E - Method of manufacturing cellulose : en
  • DE683187C - Feed point to sorting chutes arranged side by side : de en
  • DE683274C - Tilt joint for electric lamps and cable guides : de en
  • FR848571A - Steam heating installation : en fr
  • FR848447A - : fr
  • US2178210A - Isolation of leucine and tyrosine from corn gluten : en
  • FR848629A - Automatic fuel supply control device, for oil burner : en fr
  • DE683336C - Beam or beam ceiling with light insulating insert bodies : de en
  • DE683342C - Adding machine : de en
  • FR848464A - Semi-terry towel : en fr
  • GB514096A - Change mechanism for change speed gears particularly for motorcycles : en
  • GB576358A - Improvements in or relating to telegraphic and radio-telegraphic receivers : en
  • GB514219A - Improvements in signs or advertising devices for shop blinds : en
  • FR848432A - Baby walker with simplified construction and quick open and close : en fr
  • GB514289A - Improvements relating to calculating machines : en
  • ES144433A2 - PROCEDURE FOR MANUFACTURING ARTIFICIAL OR RECONSTITUTED LEATHER : en es
  • FR848417A - Automatically variable force transmission device : en fr
  • GB514062A - Improvements in or relating to tools for performing finishing operations upon boot or shoe parts : en
  • FR848561A - Improvements to cathode ray tubes image explorers : en fr
  • FR848589A - Method and device for cutting tubes of all kinds : en fr
  • US2178298A - Inserting tool : en
  • GB514236A - Improvements in gas purifying by filtering : en
  • US2177706A - Apparatus for processing motion picture film : en
  • GB514139A - An improved arrangement for cooling exhaust-driven accessories of internal combustion engines : en
  • US2177651A - Container for lipstick and applicator : en
  • US2178253A - Window ventilator : en
  • US2177801A - Electric generator : en
  • US2178288A - Raking apparatus : en
  • USD117364S - Design for an embroidered textile : en
  • USD117385S - Design for a dress : en
  • US2178461A - Machine for crushing cans : en
  • US2177698A - Package and method of and means for making the same : en
  • US2178455A - Mineral oil lubricant : en
  • GB514267A - Improvements in or relating to fire-resisting casings for beams and columns in structures : en
  • FR848540A - Cold-fluid coal creosote product, and method of manufacture thereof : en fr
  • US2177913A - Vehicle brake : en
  • DE683207C - Process for the preparation of nitrogen-containing condensation products : de en
  • DE683162C - Electric lamp with impact radiation : de en
  • CA384904A - Carburetted water gas production : en fr
  • US2178100A - Refrigerating condensing unit : en
  • FI18632A - Trigger device for automatic firearms : en fi
  • US2177850A - Remote control means : en
  • ES144424A1 - A new procedure for obtaining lanolin. : en es
  • GB514224A - Heel with exchangeable tip : en
  • US2177822A - Radiator cover : en
  • US2177919A - Method of packaging liquids : en
  • US2177989A - Electric connector and method of assembly : en
  • US2178009A - Apparatus for preparing food pellets : en
  • US2178282A - Window sill : en
  • FI18628A - Smörjanordning för fan : en fi
  • FR848586A - Construction of fixed or demountable buildings by assembling multicellular panels in profiled steels : en fr
  • US2177729A - Petrolatum : en
  • US2178228A - Motion picture apparatus for approach shots : en
  • US2178314A - Electric indicating system : en
  • AU458638A - Musical chime : en
  • CH207396A - Scraper coolers (chillers), in particular for dewaxing mineral oils. : de en
  • AU470438A - Improvements in or relating to water-jackets for two-stroke cycle internal combustion engines : en
  • US2177727A - Gummed tape moistening device : en
  • US2178502A - Wheel rim : en
  • USD117409S - Design for a mirror or similar : en
  • CH207417A - Device for preventing the auricles from protruding from the head in children. : de en
  • CH207354A - Photographic material especially for color photography. : de en
  • DE683243C - Centering device for internal brake shoes of motor vehicles : de en
  • DE683293C - Neon letters : de en
  • DE683121C - Self-seller for electricity, gas, water or the like. : de en
  • CH207399A - Process for the manufacture of articles containing silicon carbide. : de en
  • US2178031A - Apparatus for shaping and sizing balls : en
  • CH207392A - High frequency spark generator device. : en fr
  • GB514285A - Improvements in or relating to tone-controlling impedance networks : en
  • ES144439A1 - A tunnel kiln for slow combustion and drying. : en es
  • US2178285A - Receptacle closure and method of making : en
  • AU108869B2 - Improvements in or relating to carpet sweepers : en
  • FR848557A - Improvements to boxes and other containers for liquids, powders and others : en fr
  • FR848672A - Removable hangar with interior canvas lining : en fr
  • US2178428A - Flash lamp : en
  • FR848527A - Granulated calcium cyanamide and its manufacturing process : en fr
  • ES144359A1 - A procedure for obtaining an insecticide disinfectant. : en es
  • GB514127A - Improvements in or relating to vessels for melting metals or evaporating liquids : en
  • FR848642A - Device for regulating air flow through suction nozzles or other accessories of vacuum cleaning devices : en fr
  • DE683209C - Control circuit for controlling an electric motor drive into a specific end position, in particular for controlling a roller adjusting motor : de en
  • DE683355C - Drive indicator : de en
  • US2177927A - Welded metallic body and method of making same : en
  • US2178113A - Holder for towels and other articles : en
  • US2178130A - Tool spindle for engraving and copying machines : en
  • US2178430A - Flash lamp : en
  • DE683290C - Feed and support device for lathes and related machines for processing rod-shaped material : de en
  • ES144309A2 - PROCEDURE FOR HOT VULCANIZATION OF ELASTIC RUBBER TUBES OR OTHER SIMILAR MATERIALS : en es
  • FR848452A - Removable portable cooler : en fr
  • DE683208C - Multi-pole roller switch : de en
  • FR848411A - Process for preparing polymerization products : en fr
  • FR848661A - Safe with baby scale : en fr
  • DE683337C - Metal tube construction : de en
  • ES144425A1 - Procedure for the manufacture of cellulose. : en es
  • GB514064A - Improvements in or relating to electrical wave filters : en
  • GR8555B - PLASTIC MATERIAL NEW BASE FOR CONSTRUCTION OF ALL NATURE OF PLASTIC ITEMS. : el en
  • FR848489A - Electronic amplifier : en fr
  • GB514156A - Improvements in or relating to the manufacture of electric condensers : en
  • CA384884A - Non-ferrous hardening alloy : en fr
  • CH207333A - Bottle. : en fr
  • CH207456A - Instrument for sterilizing tooth root canals, etc. : de en
  • US2177712A - High-pressure metal vapor electric discharge lamp : en
  • US2177895A - Electric gaseous discharge device : en
  • AU309438A - Improvements intime bases for cathode ray tubes : en
  • DE683311C - Spray device for descaling rolling stock : de en
  • FR848546A - AC relay for receiving remote control commands : en fr
  • AU168439A - Improvements in and relating to machines for filling receptacles with liquids : en
  • US2177912A - Fishing device : en
  • US2178119A - Road joint assembly and support : en
  • CA384887A - Hand luggage : en fr
  • AU469138A - Improvements in or relating to electric condensers : en
  • CA384838A - Firearm : en fr
  • US2177679A - Coverlet : en
  • US2178423A - inman : en
  • CH207318A - Process for the production of radiators for central heating, as well as radiators produced according to this process. : de en
  • AU267939A - Improvements in or relating to carpet sweepers : en
  • US2178024A - Thumb tack : en
  • US2178367A - Industrial truck : en
  • US2177726A - Fastening device : en
  • US2178048A - Garment hanger : en
  • CH207359A - Safety device on pistols. : de en
  • CH207404A - Cathode ray tube with fluorescent screen. : de en
  • US2177755A - Gaseous electric discharge lamp device : en
  • US2178436A - Gaseous electric discharge device : en
  • CH207433A - Box. : en fr
  • US2178078A - Art of refining : en
  • US2177949A - Method of making wear resisting well strainers : en
  • US2178309A - Oil flow pump : en
  • CH207314A - Space-enclosing construction. : de en
  • DE683248C - Bicycle bottom bracket : de en
  • CH207364A - Mounted firearm with advance firing. : de en
  • USD117414S - Design fob a dress : en
  • AU108874B2 - Improvements in or relating to electrical remote control systems : en
  • CH207421A - Display work in telecommunications systems. : de en
  • US2178112A - Control apparatus : en
  • CA384909A - Pellicle printing method : en fr
  • GB514182A - Improvements in and relating to the production of dextrose hydrate : en
  • DE683231C - Saw, especially band saw, for woodworking : de en
  • CH207409A - Ion discharge tube with arc-like discharge for rectifying high alternating voltages. : de en
  • US2177823A - Regulating system : en
  • CH207316A - Procedure for the repair of worn steps and a step repaired using this procedure. : de en
  • US2178017A - Friction clutch : en
  • US2177725A - Game apparatus and control means : en
  • US2178462A - Method of and apparatus for illuminating displays : en
  • FR848579A - Installation for synchronous triggering of operations, in particular switching operations : en fr
  • DK56872C - Friction clutch. : da en
  • FR848647A - Detachable finger for automatic threshing machine : en fr
  • CA384903A - Anti-knock fuel production : en fr
  • CA384913A - Therapeutic agent : en fr
  • US2178224A - Piezoelectric crystal holder : en
  • US2178334A - Water dispersing zinc sulphide pigment : en
  • FR848639A - Improvements to drills : en fr
  • FR848690A - Air handling unit : en fr
  • US2178320A - Road sander : en
  • DE683256C - Line separator for surge arrester : de en
  • AU562638A - Steam raising attachment for vertical flue water heaters : en
  • GB514041A - Improvements relating to protective covers and radio shields for sparking plugs and the electrical connections thereto : en
  • GB514229A - A device for feeding dust fuel to the ante-chamber of an internal combustion engine using dust fuel : en
  • US2178021A - Marking square : en
  • GR8567B - Filtration device OWN FILM FOR SPACES. : el en
  • US2177959A - Brake mechanism : en
  • US2178127A - Center bar for heddle frames : en
  • US2178497A - Governor apparatus : en
  • US2178281A - Method for hardening camshafts and the like : en
  • US2178317A - Knitting machine : en
  • CA384897A - Plaster cast : en fr
  • GB514055A - Improvements in thermionic amplifiers : en
  • GB514051A - Improvements in means for locking retractable undercarriages for aircraft : en
  • DE683227C - Suspension for tensioning the strap or straps of the bottom of a mattress : de en
  • DE683357C - Fast evaporator : de en
  • GB514083A - Improvements in machines for bending metal rods, bars or sections : en
  • GB514093A - New azo dyestuffs and their manufacture : en
  • US2177793A - Man-powered vehicle : en
  • US2178442A - Thread cleaner : en
  • USD117372S - Design fob a creamer : en
  • GB514195A - Improvements in and relating to wardrobes and the like : en
  • FR848415A - Frequency modulated wave receiver : en fr
  • CH207322A - Process for preparing refractory objects. : en fr
  • US2178503A - Grass and weed cutter : en
  • CA384912A - Cable signal correction : en fr
  • US2177941A - Automatic lumber loader and lift : en
  • DE683142C - Arc welding transformer with adjustable magnetic shunt : de en
  • US2177804A - Amusement device : en
  • DE683091C - Device for the automatic shut-off of gas lines : de en
  • FR848463A - Carrying roller for conveyor belts with support and sealing device : en fr
  • US2177884A - Carbon paper holder and feeder : en
  • US2178155A - Indicating device : en
  • USD117416S - Design for lace : en
  • US2177768A - Stencil sheet : en
  • US2177891A - Luminescent tube : en
  • US2178300A - Amusement device : en
  • US2178332A - Shock absorber for vehicles : en
  • GB514078A - Improvements in or relating to the manufacture of reinforced asbestos cement boards or the like : en
  • GB514251A - Improvements in photographic sheets, films or foils : en
  • US2177744A - Voltage limiting and arc extinguishing device : en
  • DE683174C - Method and machine for producing hems : de en
  • DE683206C - Process for the production of anhydrous and electrolyte-free sulphonation products : de en
  • DE683358C - Process for heating Siemens-Martin or similar ovens : de en
  • DE683292C - Billboard : de en
  • DE683278C - Electrically heated hot water storage tank, which should be blocked during the operating time of one or more other devices for drawing energy from the same circuit : de en
  • US2177722A - Paper cutting and folding mechanism : en
  • DK56869C - Translucent Wall or Window for Use as a Window, e.g. in Greenhouses, Mist Benches, Irradiation Halls or Living Rooms. : da en
  • GR8574B - SPECIAL HANDLE OF SEMI-CROSS STEERING BACKLINE BICYCLE. : el en
  • FR848523A - Stabilization of glyceride, essential, hydrocarbon oils, compounds of the same and organic matter against deterioration by oxidation : en fr
  • GB514192A - Improvements in or relating to brakes for vehicles : en
  • FR848484A - Joining the housing of a dust extractor to a cap : en fr
  • FR848560A - Paddle wheel counter with product quantity indication via a second measured variable : en fr
  • US2177832A - Load connecting relay : en
  • USD117404S - Design for a food gratek : en
  • FR848451A - Secondary electron tube : en fr
  • DE683238C - Reflex camera with electric light meter : de en
  • IE15343L - Testing of electric insulators : en
  • GB514210A - Improvements in and relating to collapsible or foldable tables, shelves and like supporting surfaces : en
  • ES144455A1 - Improvements in the electrodes. : en es
  • FR848500A - Cylindrical marine boiler : en fr
  • US2178088A - Spraying device : en
  • US2178465A - Printing press : en
  • FR848566A - Centrifugal governor applicable to internal combustion compression ignition engines : en fr
  • DE683134C - Safety device for the tilt gear in vehicles : de en
  • DE683140C - Holding and unwinding device for loose thread rolls, e.g. B. spider cake : de en
  • USD117376S - Design fob a befrigebator cabinet : en
  • ES144306A1 - A method and apparatus for drawing rubber and similar plastics. : en es
  • ES144405A1 - A process for separating fibers from cellulosic materials by treatment with halogen hydrogen. : en es
  • DE680885C - Wooden skirting board with air passages : de en
  • ES144304A1 - An apparatus for dismantling tire covers. : en es
  • US2178340A - Wave form modifying circuits : en
  • BE436445A - : en
  • DE683269C - Device for generating block ice in the storage room by means of natural cold : de en
  • FR848695A - Brochure Covering Machines Improvements : en fr
  • FR848612A - Improvements to magnetic compasses : en fr
  • US2178250A - Vent device for heating systems : en
  • US2178280A - Power take-off for power driven vehicles : en
  • US2178363A - Fender shield clamping mechanism : en
  • ES144373A1 - A continuous operating scale for weighing materials from a tank. : en es
  • USD117383S - Design for a footwear insole : en
  • USD117433S - Design for combined flares : en
  • AU108891B2 - Improved method and apparatus for adsorbing moisture andother impurities from air, gas or other fluids : en
  • AU492338A - Improvements to rotory pumps, engines and hydraulic transmission machines : en
  • CH207352A - Attachment device for creating plastic-looking film images. : de en
  • ES144349A1 - A compensator chain with correction links. : en es
  • US2177827A - Refrigerating apparatus of the compression type : en
  • US2177740A - Bottle washing mechanism : en
  • US2177943A - Ceramic body for spark plug insulators : en
  • US2178072A - Band discriminating means and method : en
  • US2177786A - Card and key carrier : en
  • US2177944A - Cross weaving : en
  • US2178435A - Dice board : en
  • US2178496A - Process for the production of highly concentrated hydrogen peroxide solutions : en
  • US2177948A - Door lock construction : en
  • US2178307A - Travel guide : en
  • US2177787A - Sheet delivery mechanism : en
  • USRE21253E - Undergarment : en
  • AU206239A - Chocolate advertising game apparatus : en
  • AU108849B2 - Combined screen and elevator for clover burr : en
  • CH207436A - Fixed crushing and sorting plant. : de en
  • AU108958B2 - An improved fertilizer distributing or like machine : en
  • AU468838A - Improvements in or relating to electrical remote control systems : en
  • DE683217C - Arrangement for monitoring fuses in high-voltage networks, especially for three-phase networks : de en
  • US2178501A - Metal base : en
  • US2177962A - Brake mechanism : en
  • US2178036A - Autographic register : en
  • AU108848B2 - Improvements in or relating to fuel systems and to methods of supplying fuel gas : en
  • DE683299C - Process for the treatment of mammals of sea mammals, in particular for the production of sausage casings : de en
  • BE436287A - Alloys for jewelry and rings : en fr
  • US2178213A - Shipping container : en
  • AU108829B2 - Improved variable speed power transmission gearing : en
  • AU108897B2 - 4 Improvements in or relating to two-way telephone and like transmission systems : en
  • US2178003A - Suction cleaner : en
  • AU467138A - Systems indicating the direction of propagation of, for example electromagnetic waves : en
  • USD117352S - Design fob an embroidered textile : en
  • USD117381S - Design for a grater holder : en
  • US2177693A - Wheel : en
  • DE683327C - Automatic short-circuit device for the collectors of repulsion induction motors : de en
  • ES144367A1 - Rotating bumper, especially suitable for pleasure park buggies. : en es
  • US2177683A - Tuner : en
  • USD117358S - Design for an embroidered textile : en
  • CH207369A - Bearing arrangement to avoid the nighttime effect. : de en
  • US2177650A - Reaction products of pyrophosphoric acid with acyl derivatives of polyhydroxy substances : en
  • US2177815A - Device for sterilizing safety razors and blades : en
  • US2178196A - Typewriter case : en
  • US2177877A - Etching machine : en
  • BE436359A - : en
  • AU108837B2 - Improvements in or relating to electric cooking ovens : en
  • USD117402S - Design for a squeegee : en
  • AU108864B2 - Improvements in or relating to apparatus for shaping hollow distensible structures : en
  • US2177699A - Building system : en
  • US2178077A - Vibration dampening mounting : en
  • US2178000A - Selective vending machine : en
  • US2178034A - Railway car underframe : en
  • US2178199A - Automatic control mechanism for gramophones and the like : en
  • GR8570B - BYZANTINE ECONOMIC FIRE (MANGALI). : el en
  • AU108871B2 - Improvements in mattresses, cushions, pads and the like in connection with furniture and other upholstery : en
  • CH207367A - Radio directional device. : de en
  • AU252939A - Improvements in or relating to carpet sweepers : en
  • CH207355A - Device for the artificial drying of photo papers to form matt and glossy pictures. : de en
  • US2178158A - Apparatus for coating articles : en
  • US2177657A - Explosive : en
  • DE683181C - Device for displaying the number and duration of faults in electrical systems : de en
  • US2178089A - System of remote control : en
  • US2178082A - Manufacture of ammonium sulphate : en
  • US2178515A - Process of refining hydrocarbon oils : en
  • CH207313A - Adjustable wreath holder for tying wreaths. : de en
  • CH207347A - Waterproofing composition. : en fr
  • US2178447A - Laminated structural materials : en
  • US2177670A - Insect trap : en
  • AU463938A - Improvements in or relating to television and like transmitting cathode ray tubes : en
  • US2178293A - Measuring device : en
  • US2177655A - Rail crossing : en
  • US2178026A - Vertical retort for the carbonization of coal and the like : en
  • US2178045A - Drafting machine : en
  • US2178416A - Filter press : en
  • ES144384A1 - A folding tire for pneumatic rings for wheels. : en es
  • US2177779A - Shut-off valve for liquid fuel burners : en
  • US2178015A - Apparatus for making pipe : en
  • US2177863A - Dispensing package : en
  • USD117407S - Design for a ring mounting : en
  • US2178335A - Automatic lubricator : en
  • US2178007A - Peeling machine : en
  • ES144391A1 - A DEVICE TO TURN ON AND EVENTUALLY ALSO REMOTE OFF CANDLES, OIL LAMPS AND SIMILAR : en es
  • GB514056A - Improvements in or relating to the manufacture of acetals : en
  • GR8563B - LIGHTING MISSION. : el en
  • DE683303C - Gang saw for stone processing : de en
  • FR848512A - Adjustment device controlled by variations in the level of a liquid : en fr
  • GB514077A - Improvements in or relating to a process of concentrating barite from its ores : en
  • FR848442A - : fr
  • GB514161A - Improvements relating to adjustable windows : en
  • FR848562A - Manufacturing process of valve springs intended to withstand particularly heavy fatigue : en fr
  • DE683216C - Rotary field motor with asynchronous starting and synchronous running : de en
  • FR848578A - O.o'-dihydroxy-azo dyes and process for their preparation : en fr
  • US2178290A - Speed responsive apparatus : en
  • USD117371S - Design for a parking meter : en
  • ES144335A1 - A procedure for obtaining coffee by boiling and self-filtering. : en es
  • AU108836B2 - Improvements in and relating tothe ventilation of buildings : en
  • AU108882B2 - Improvements relating to book covers : en
  • AU186939A - Lightning arresters : en
  • DE683198C - Cleaning of sulphite waste liquor for gardening purposes : de en
  • DE683245C - Brake operated with hydraulic fluid, especially for motor vehicle trains : de en
  • DE683382C - Gas tap : de en
  • ES141717A1 - A method of manufacturing pipes with their joints for water supply and sewerage, based on pressure mixing of cement, asbestos and metal reinforcements. : en es
  • GB514158A - Improvements in and relating to wind screen wipers : en
  • CA384842A - Welded article of high copper alloys : en fr
  • AU84439A - Combined screen and elevator for clover burr : en
  • CH207346A - Process for the production of copper phthalocyanine. : de en
  • DE683262C - Cylinder sleeve for internal combustion engines with reciprocating pistons : de en
  • US2178163A - Method of and apparatus for centrifugally casting metals : en
  • ES142471A1 - A new system of apparatus or machine for recreation or hobby. : en es
  • ES144411A1 - An apparatus for bending cold tubes without filling. : en es
  • US2177920A - Reflector button unit : en
  • US2177942A - Window screen hanger : en
  • DE683225C - Vacuum cleaner with rotating dirt and dust separator : de en
  • GB514213A - Improvements in or relating to wireless receiving apparatus : en
  • FR848633A - Machine for cutting textile fibers : en fr
  • GB514198A - Improvements in sensitized photographic emulsions : en
  • FR848430A - Amplifier with one or more frequency independent stages : en fr
  • FR848488A - : fr
  • GB514074A - Electric filter arrangements : en
  • US2178132A - Lock : en
  • CH207440A - Spring couplings, in particular for electric vehicles with cardan shaft drives. : de en
  • FR848498A - Improvements to machines for punching statistics recording cards : en fr
  • CA384878A - Glass coated screen : en fr
  • FI18631A - Anordning för anbringande av utlösningsbara stolpar vid fordon, försedda med lastflak : en fi
  • FR848662A - Improvements to processes for preparing rubber powders or the like from latex and to artificial rubber dispersions obtained using these powders : en fr
  • FR848679A - Thermomagnetic relay : en fr
  • DE683375C - Rotary hearth furnace : de en
  • DE683109C - Arrangement for the emission of intermittently controlled light beams, in particular for signaling purposes, by means of high-pressure electric vapor discharge lamps : de en
  • DE683284C - Process for dissolving and re-precipitation of copper in metallic form : de en
  • FR848603A - Device for introducing compressed or liquefied driving gases into a mixed-feed internal combustion engine : en fr
  • IE15713L - Denture plate. : en
  • FR848482A - screen for electric lighting : en fr
  • US2178439A - Transmission and control mechanism : en
  • GB514241A - Improvements in or relating to the stabilization of glyceride oils or of organic materials consisting largely of glyceride oil : en
  • DE683151C - Countercurrent sprinkler condenser for compression refrigeration machines : de en
  • DE683288C - Quick coupling with swivel bracket : de en
  • US2178226A - Method of making flat-bottomed cathode ray tubes : en
  • US2177887A - Apparatus for shielding a body from fluid currents : en
  • US2178446A - Electric clock : en
  • US2178191A - Apparatus for orienting boreholes : en
  • US2177794A - Locomotive stoker : en
  • US2177664A - Distillation and purification of carbonizable organic materials : en
  • US2177718A - Electrical outlet supporting device : en
  • US2177805A - Automatic fuel regulation of open hearth furnaces : en
  • US2178404A - Swatcft cover : en
  • US2178354A - Stapling machine : en
  • GB514084A - Improvements in neck-tie holders : en
  • GB514259A - Improved apparatus for clarifying and/or mixing liquids : en
  • GR8568B - ASPHALT MIXTURE. : el en
  • US2178427A - Suction nozzle : en
  • CA384869A - Resin production : en fr
  • US2178490A - Sealed fluid-actuated device : en
  • FR848677A - Steering wheel refinements : en fr
  • US2177665A - Means and method for removing volatiles from solids : en
  • US2177694A - Gas or vapor discharge device : en
  • US2178040A - Pressure feed carburetor : en
  • GB514258A - A wire-mesh fabric guard : en
  • GB514054A - Improvements in cable-end insulators more particularly for metal-clad switchgear : en
  • US2177987A - Cleaning apparatus : en
  • CA384900A - Hair net : en fr
  • ES144480A1 - Process for obtaining ribbons of fibers, yarn and the like, made of crystalline filaments and other fibers. : en es
  • FR848605A - Process for preparing 2-methyl-butanediol-1, 3 : en fr
  • FR848471A - : fr
  • DE683356C - Device for filling stacking rooms with clay material : de en
  • US2178417A - Attachment plug : en
  • FR848602A - Improvements in the preparation of gases containing acetylene : en fr
  • US2178229A - Computing register construction : en
  • GB514240A - Improvements in reversing valves for regeneratively fired furnaces and the like : en
  • DK56874C - Bicycle support. : da en
  • DE683156C - Fireproof, electrically insulating cover for electrical conductors : de en
  • DE683158C - Roller switch : de en
  • SU55739A1 - Remount holder : en ru
  • US2178456A - Method and apparatus for separating materials : en
  • FR848510A - Device for preventing disturbances caused by misplaced thread guides on straight-line knitting machines : en fr
  • USD117375S - Design for a refrigerator cabinet : en
  • GB514290A - Improvements relating to calculating machines : en
  • US2178238A - Electric discharge device : en
  • GB514284A - Improvements in and relating to rolling mills : en
  • DK56856C - Procedure and Air Sighting Apparatus for Treatment of Waste Materials, Particularly Domestic Waste. : da en
  • DE683263C - Step vibrating grate for sieving coals : de en
  • ES142883A1 - New and perfected procedure for tempering glass. : en es
  • US2178319A - Method of making flat shaped knitted blanks : en
  • US2178324A - Folding portable stereoscope : en
  • US2177838A - Mechanical pencil : en
  • US2177849A - Slidable condenser having spiral electrodes : en
  • USD117400S - Design for a drain cock : en
  • US2177946A - Variable speed transmission : en
  • US2178037A - Mechanism for the advancement of the carriage of typewriters and the like : en
  • FR848666A - Process for the treatment of cereal grains and seeds : en fr
  • FR848568A - Improvements made to the construction of overhead propeller blades : en fr
  • US2177819A - Dry electrolytic condenser : en
  • US2178108A - Differential galvanometer : en
  • FR848594A - Method and device for inking relief printing forms : en fr
  • USD117377S - Design for a refrigerator cabinet : en
  • DE683291C - Additional device for sewing machines with an interchangeable shifting tool that acts on the fabric : de en
  • US2178301A - Hackle for artificial fishing fly and method of making same : en
  • FR848595A - Process for the preparation of phenanthridine derivatives : en fr
  • CA384901A - Voltage regulator : en fr
  • US2177862A - Apparatus for making spring assemblies or spring fillings : en
  • US2177672A - Door latch : en
  • US2177829A - Conversion of hydrocarbons : en
  • US2177642A - Aircraft cowling : en
  • US2177967A - Fruit handling machine : en
  • USD117363S - Design for an embroidered texttte : en
  • CH207344A - Process for the production of a basic condensation product. : de en
  • CH207400A - Switching device to achieve synchronization of tap changers. : de en
  • US2178023A - Reel support for harvesting machines : en
  • US2178535A - Method and apparatus for making brick-faced concrete walls : en
  • US2178457A - Visible index : en
  • US2177720A - Quilting frame stand : en
  • US2177982A - Barrel electroplating machine : en
  • US2178218A - Television system : en
  • US2178529A - Bearing manufacture : en
  • US2177980A - Water circulation thermostat : en
  • US2178073A - Hydraulic steering gear : en
  • CH207362A - Mortar. : de en
  • US2178177A - Gear shifting mechanism for motor vehicles : en
  • DE683102C - Control device : de en
  • US2178038A - Rimless spectacle mounting : en
  • US2178443A - Mechanical movement : en
  • DE683354C - Circuit arrangement for electromagnetically advanced price indicators in auction systems : de en
  • FR848459A - Wetting, dispersing and washing products : en fr
  • GB514132A - Improvements in or relating to seaplanes : en
  • USD117354S - Design for an embroidered textile : en
  • US2178517A - Ejected-bobbin receiver : en
  • DE683235C - Method and device for regulating the output of free-flight piston compressors : de en
  • USD117439S - Fusco : en
  • DE683133C - Display device for the switching position of gear change transmissions, especially in motor vehicles : de en
  • DE683310C - Ratchet mechanism, especially for counters : de en
  • US2178262A - Gun sight : en
  • US2178371A - Combination flashlight and magnifying glass : en
  • US2178375A - Nutcracker : en
  • USD117357S - Design for an embroidered texttte : en
  • US2178498A - Rubber process : en
  • FR848543A - scaler : en fr
  • US2178059A - Melting furnace : en
  • US2178464A - Cathode ray sweep circuit : en
  • US2177711A - Metal rolling process : en
  • US2178468A - Foldable baby bathing and dressing stand : en
  • DE683165C - Process for the production of plastics : de en
  • DE683340C - Arrangement for generating sparks for spectral analysis : de en
  • US2178451A - Tube welding process and apparatus : en
  • USD117361S - Design fob an embroidered textile : en
  • FR848599A - Device for treating vapors or gases by subjecting them to cooling : en fr
  • US2178433A - Method of and apparatus for generating alternating current : en
  • FR848623A - Improvements in the manufacture of combustible briquettes : en fr
  • FR848414A - Improvements to television transmitting devices : en fr
  • GB514170A - Improvements in the magnetic deflection of the ray in cathode ray tubes : en
  • FR848448A - Manual brake for cycles : en fr
  • FR848431A - Device for the production of cut artificial fibers : en fr
  • SU55898A1 - A method of making varnishes from cellulose ethers : en ru
  • CA384827A - Swivel : en fr
  • US2178001A - Selective vending machine : en
  • US2177851A - Coating material spray device : en
  • US2178384A - Boring tool : en
  • AU108853B2 - Carburetor : en
  • CH207395A - Centrifugal regulator. : de en
  • US2178134A - Method of furnace repair : en
  • US2178141A - Method for straightening oil-well casings or the like : en
  • US2178408A - Electric welding apparatus : en
  • US2178486A - Device for signaling the presence of illuminating gas in inhabited premises : en
  • CH207353A - Process for avoiding a reversal of sides when reproducing stereo images in vertical film flow, which were recorded on horizontally running negative film and are reproduced with image rotation. : de en
  • US2178510A - Removal of chlorides from solutions of amino acids : en
  • USD117396S - Design fob a hamper ob similar : en
  • US2178268A - Method and apparatus for domestic house heating : en
  • AU108842B2 - Improvements in or relating to television and like transmitting cathode ray tubes : en
  • US2178064A - Sliding scale multiplying machine : en
  • US2178284A - Annunciating apparatus : en
  • US2178099A - Organic mercury compound and a method of producing the same : en
  • US2178342A - Universal conveyer : en
  • USD117425S - Design for a woven elastic textile : en
  • USRE21254E - Housed type of repeating drop-out : en
  • CH207411A - Emergency lamp, in particular air protection lamp. : de en
  • US2177695A - Gaseous electric discharge arc lamp : en
  • DE683323C - Pantograph : de en
  • CH207458A - Protection device for cycle wheel. : en fr
  • DE683349C - Method and device for applying a metal layer to a base metal : de en
  • DE683374C - Protective gas preparation and generation system for industrial furnaces : de en
  • CA384864A - Circuit breaker : en fr
  • FR848655A - Die for machining shafts or other similar parts : en fr
  • DE683118C - Optical system for creating three-dimensional light images : de en
  • US2177639A - Focusing device for incandescent studio spotlights : en
  • US2178083A - Circuit controlling device : en
  • USD117438S - Design for a coat : en
  • AU471738A - Improvements in or relating to apparatus for cleansing crockery glassware, and like articles of table use : en
  • CA384828A - Heated and illuminated steering wheel : en fr
  • CA384854A - Ventilator mechanism : en fr
  • DE683268C - Distillation column : de en
  • CH207342A - Process for the alkylation of aromatic compounds. : de en
  • CA384856A - Headlamp assembly : en fr
  • US2178359A - Air and fuel inlet for furnaces : en
  • US2178505A - Convertible steering unit for rowcrop tractors : en
  • DE683222C - Tent sheet made of fabrics treated with polymers of unsaturated hydrocarbons or their derivatives : de en
  • GB514057A - Improvements in and relating to closed fluid pressure tanks more particularly gas holders : en
  • CA384829A - Piston ring : en fr
  • US2178379A - Means for photographic type composing : en
  • USD117420S - Design for a weatherproof box for : en
  • CH207366A - Gas pressure loader designed as a fully or semi-automatic firearm. : de en
  • DE683366C - Hiking pillar : de en
  • SU55189A1 - Rolling stock axle count : en ru
  • US2178206A - Steering knuckle joint : en
  • US2178395A - Variable speed transmission : en
  • US2178098A - Two-stage starter control : en
  • SU54195A1 - Apparatus for actuating a swinging car windshield wiper : en ru
  • DE683185C - Sealing for compressed air systems : de en
  • GB514179A - Improvements in or relating to radio loop-antennae : en
  • GB514292A - Improvements in and relating to the manufacture of hollow cast metal articles : en
  • DE683128C - Tension and pressure transmission means for photographic recording devices : de en
  • FR848530A - Device for recording and reproducing films : en fr
  • GB514280A - Improvements in eyepieces for gas masks or the like : en
  • US2177684A - Electric discharge apparatus : en
  • CH207434A - Box. : en fr
  • US2177840A - Air heater : en
  • US2178157A - Package opening device : en
  • US2178356A - Internal combustion engine apparatus : en
  • AU108855B2 - A method for obtaining tempered glass sheets : en
  • US2178236A - Valve-control mechanism for steam engines : en
  • USD117427S - Design fob a textile fabric : en
  • CA384855A - Windshield wiper mechanism : en fr
  • CA384841A - Automobile seat adjusting unit : en fr
  • DE683229C - Heat protection insert for baking and roasting devices : de en
  • US2177782A - Container and spout : en
  • CH207449A - Process for the preparation of a condensation product. : de en
  • US2178426A - Nursing nipple and the like : en
  • US2178240A - Separator : en
  • CA384870A - Vinyl resin clarification : en fr
  • AU108854B2 - Improvement in amplifier systems : en
  • AU146339A - Improvements relating to pedals for cycles andthe like : en
  • CH207425A - Switching arrangement for receiving devices in wireless communications technology. : de en
  • CH207447A - Process for preparing a macrocyclic lactone. : en fr
  • DE683106C - Welding unit consisting of an internal combustion engine and dynamo : de en
  • DE683312C - Pair of thread rolling jaws for producing offset threads : de en
  • DE683287C - Counter with instant reset : de en
  • GB514070A - Improvements relating to the production of powders from natural silk : en
  • GB514105A - Improvements in and relating to power transmission systems : en
  • US2177976A - Motor : en
  • US2177709A - Device for imparting motion to toy airplanes : en
  • US2178277A - Loose-leaf binder : en
  • US2177654A - Roasting and smelting furnace : en
  • US2177835A - Arrangement for varying the band width in high-frequency circuits : en
  • US2178164A - Road or street marker : en
  • US2178169A - Butcher block treating implement : en
  • CH207340A - Dough molding machine. : de en
  • FR848607A - Method and device for the pretreatment of gas to be purified electrically : en fr
  • FR848692A - Improvement in clasps for watch straps and the like : en fr
  • US2177771A - Luminous sign : en
  • US2177945A - Mulling apparatus : en
  • US2178002A - Water heater for ranges : en
  • US2178392A - Porthole cover construction : en
  • US2178165A - Pencil holder : en
  • US2178393A - Process of making plastic film articles : en
  • US2177961A - Brake mechanism : en
  • US2178159A - Safety switch : en
  • US2178271A - Concealed hinge : en
  • US2177697A - Float for use on fishing lines : en
  • DE683107C - Quiet, saturated frequency converter : de en
  • FR848439A - Multi-chamber mill : en fr
  • FR848519A - Workshop magnifier : en fr
  • FR848573A - Process for preparing high molecular weight condensation products : en fr
  • US2177703A - Electric gaseous discharge device : en
  • US2177799A - Motion transmitting apparatus : en
  • US2177880A - Refrigeration : en
  • USD117378S - Design fob a fish lure : en
  • US2178525A - Portable handle stick gripping mechanism : en
  • US2177690A - Electric discharge device : en
  • CA384899A - Television synchronizing system : en fr
  • AU108898B2 - Pressure plate assembly for tire moulds : en
  • CA384832A - Irrigating adapter : en fr
  • US2178025A - Composite shoe : en
  • US2178140A - Preserve jar : en
  • US2178147A - Anchorage for multiple strand cables : en
  • US2177773A - Method and apparatus for wrapping prints of butter or the like : en
  • US2177990A - Container closure applying machine : en
  • US2177778A - Time-operated coin-controlled signal apparatus : en
  • US2177897A - Motor vehicle : en
  • US2177685A - Composition of matter : en
  • US2177742A - Braiding machine : en
  • US2177637A - Polymeric material : en
  • USD117387S - Design for a plate : en
  • DE683226C - Device for adjusting the height of a swivel chair seat : de en
  • DE683063C - Infinitely variable bevel friction gear : de en
  • ES144395A1 - Perfection improvements in percussion fuses, especially those designed for small caliber projectiles. : en es
  • CH207435A - Nailless locking device on boxes. : de en
  • US2177881A - Permanent waving : en
  • US2177992A - Rouging device for buffing wheels : en
  • CA384883A - Gear teeth and screw thread surface hardening apparatus : en fr
  • FR848501A - Apparatus for automatically dispensing measured quantities of a liquid for sanitary or industrial purposes : en fr
  • FR848624A - Process for the depuration and deacidification of liquids, mainly molasses, mainly containing colloidal impurities : en fr
  • US2178096A - Manifolding : en
  • USD117436S - Design fob an apron : en
  • SU55838A1 - Warp roller : en ru
  • US2177879A - Method of making bookbinding cases : en
  • US2178385A - Clothes wringer and rinser : en
  • US2178222A - Ball rolling machine : en
  • US2177960A - Brake mechanism : en
  • AU17939A - Improvements relating to fastening devices for engine cowlings A inspection covers, andother purposes : en
  • ES144337A2 - IMPROVEMENTS MADE IN THE PROCEDURE FOR THE MANUFACTURE OF THIN METAL STRIPES AND METALLIC SHEET, STARTING FROM A THICK STARTING PIECE : en es
  • GB514046A - Improvements in machines or apparatus for shaping metal tubes, containers and the like : en
  • AU493638A - An improved fertilizer distributing or like machine : en
  • AU108858B2 - An improved device usable witha map or chart in aerial navigation : en
  • AU461738A - An improved drag saw : en
  • DK56866C - Procedure for Continuous Decomposition of Soapable Oils and Fats. : da en
  • AU547538A - Improvements in magnetic lenses for focussing a beam of electrons : en
  • CH207423A - Switching arrangement for eliminating interference in superheterodyne receivers. : de en
  • US2178138A - Vertical extension for vehicle bumpers : en
  • US2178287A - Railway track circuit apparatus : en
  • US2178264A - Work holder with layout and checking device : en
  • US2178313A - Latch : en
  • US2177971A - Mill for hot rolling strip : en
  • GB514272A - Improvements relating to goggles, sun glasses, and like protective devices : en
  • CA384867A - Refrigerator control : en fr
  • USD117429S - Design fob a dress : en
  • CH207430A - Signaling device actuated by a mechanism triggered by a clockwork movement. : en fr
  • US2178019A - Hide or skin dressing tool : en
  • US2178109A - Method of isolating follicle hormones from the urine of pregnant individuals : en
  • US2178167A - Process for producing photographic dyestuff images : en
  • CH207375A - Dial for timepieces and other indicating devices. : en fr
  • US2177669A - Running gear correcting apparatus : en
  • US2178126A - Alkali metal bismuth saccharate solution : en
  • US2177994A - Ventilator : en
  • US2178166A - Cake holder and support : en
  • US2178214A - Grand piano casing construction : en
  • USD117394S - Design for a casing for suction : en
  • CH207410A - Steam or gas-filled electrical discharge vessel. : de en
  • US2178295A - Slug ejecting mechanism for typographical slug casting machines : en
  • US2178512A - Electric iron and dampener : en
  • CA384914A - Cellulose derivative processing : en fr
  • CA384875A - Glass tempering apparatus : en fr
  • USD117386S - Design for a textile fabric : en
  • AU412938A - Improvements in fertilizer distributors or spreaders : en
  • CH207428A - Detuning indicator for electrical oscillation circuits. : de en
  • CA384896A - Woven fabric : en fr
  • AU108885B2 - Concrete wall form : en
  • FR848663A - Electric thermal meter : en fr
  • DE683093C - Insert for laundry kettle : de en
  • FR848460A - Improvements in lighting lanterns : en fr
  • FR848604A - Process for preparing condensation products : en fr
  • FR848616A - Hygienic sanitary device avoiding infections and soiling : en fr
  • USD117391S - Design fob a smoking pipe : en
  • AU458738A - An improved device usable witha map or chart in aerial navigation : en
  • DE683329C - Dosimeter for X-rays : de en
  • FR848456A - Metal surface protection agent : en fr
  • GB514185A - Improvements in or relating to collapsible pit props and the like : en
  • FR848627A - Improvements in means for, by means of an intermittent action, causing a series of distinct intermittent actions, including switching, signaling and the like : en fr
  • ES144414A1 - A standardized interchange ring for removable tires. : en es
  • CA12550S - Scarf : en
  • CA384852A - Sheet glass manufacturing apparatus : en fr
  • CA384843A - Vehicle body : en fr
  • CH207453A - Waterproof watch case. : de en
  • USD117412S - Design fob a dress : en
  • AU108843B2 - Means for retaining shirt cuffs in correct dress relationship to coat sleeves : en
  • US2178318A - Slug casting machine : en
  • US2178509A - Shovel : en
  • USD117349S - Design fob a combined desk and safe : en
  • CA384860A - Electric meter mounting : en fr
  • DE683294C - Photographic reproduction device : de en
  • AU251739A - Improvements in and relating to skis : en
  • US2177932A - Building construction : en
  • US2178294A - Railway signaling system : en
  • SU55921A1 - Device for sparkless switching of electrical circuits : en ru
  • FR848570A - Device for passing the tube from a fire hydrant onto a tube trolley and vice versa : en fr
  • GB514172A - Improvements in or relating to composite products : en
  • GB514242A - Improved shaftless screw propeller : en
  • AU108831B2 - Improvements relating to spring closing devices and check mechanism for doors : en
  • CH207455A - Electric lamp. : de en
  • GB514243A - Improvements in or relating to the manufacture of mineral wool : en
  • CH207402A - Arrangement for changing the self-induction of coils. : de en
  • GR8565B - BREATHING PROTECTIVE FILTER. : el en
  • US2178016A - Automatic uncoupling of toy railway vehicles : en
  • US2178398A - Refrigerating apparatus : en
  • US2178084A - Envelope : en
  • US2178186A - Manufacture of ethers from olefins : en
  • US2178259A - Lithographer's press : en
  • US2178376A - Boiler construction : en
  • DE683283C - Process for the production of bars, strips and similar elongated objects of any length from hardenable synthetic resin by the extrusion process : de en
  • USD117392S - Design foe a lip bkush : en
  • FR848531A - Film printing process : en fr
  • ES144448A1 - Rotary piston compressor. : en es
  • FR848428A - Advanced lubricant for lubricating ball bearings and similar anti-friction bearings : en fr
  • DE683148C - Process for the immediate biological cleaning of phenolic industrial wastewater : de en
  • GB514168A - Improvements in or relating to means for maintaining turf or the like edges : en
  • GB514190A - Improvements in and relating to vacuum cleaners : en
  • US2177788A - Film marking device : en
  • AU108892B2 - Improvements intime bases for cathode ray tubes : en
  • CH207311A - Cultivation procedure of grasses. : en it
  • CH207413A - Mixed light lamp. : de en
  • ES144486A1 - Armored safety fuse with desmodromic percussion. : en es
  • ES144490A3 - A procedure for the preparation of DC-disubstituted thiobarbituric acids. : en es
  • GB514115A - Manufacture of substituted anthraquinones and aroyl-benzoic acids : en
  • CA384881A - Generator drive : en fr
  • DE683150C - Continuously working absorption refrigeration apparatus : de en
  • US2177978A - Ornamental indicator : en
  • GB514257A - Improvements relating to welding and to welding-rods therefor : en
  • FR848462A - Rotary wire guide applicable to winding machines for the production of crossed coils : en fr
  • FR848528A - Improvements to small electric motors for sewing machines and similar uses : en fr
  • GB514037A - Improvements relating to compositions suitable for coating and impregnating : en
  • FR848421A - Manufacturing process for high molecular weight nitrogen rich amines : en fr
  • GB514128A - Method and devices for cooling air-cooled internal combustion engines mounted in gondolas or the like of aircraft, particularly those operating pusher propellers or of which one operates a pusher propeller and the other a tractor propeller : en
  • US2177656A - Gravure printing press : en
  • US2177763A - Winding machine : en
  • GB514141A - An improved thermionic tube with slit anode : en
  • FR848680A - New attachment and adjustment methods, for suspenders, garters, sock holders or the like : en fr
  • US2178103A - Manifolding : en
  • GR8564B - FLOOR OF SUSPENDED SUBSTANCES. : el en
  • DE683363C - Feed-through tube made of light metal for tow lines or antennas on aircraft : de en
  • DE683376C - Television transmission arrangement with a plurality of photocells, for example assigned to an image line : de en
  • DE683276C - Level meter for controlled gas or steam-filled converters : de en
  • GB514184A - Treatment of electro-deposited zinc coatings : en
  • FR848419A - Electrical safety switch for vehicles : en fr
  • FR848534A - Roll-up shutters improvements : en fr
  • FR848550A - Electric discharge tube : en fr
  • GB514059A - Improvements in or relating to thermionic amplifiers : en
  • US2178101A - Wheel balancing apparatus : en
  • US2178205A - Punch press control : en
  • US2178299A - Conductor line for ultra-short electromagnetic waves : en
  • FR848466A - Twin buttons for closing military or sports tents, canvas envelopes or bags, purses and the like : en fr
  • FR848513A - Shock absorber : en fr
  • GB514281A - Improvements in or relating to the production of whippable milk preparations : en
  • DE683321C - Paper guide on typewriters u. like : de en
  • FR848403A - Flow device for liquid fuel which overflows or settles in carburettors, tubular suction ducts or the like : en fr
  • GR8566B - INTRODUCTION DEVICE ADDITIONAL AIR BY RESPIRATORY DEVICE ADJUSTABLE UNDER THE RESPIRATORY MOVEMENTS OF THE LUNGS, SAME BY BREATHING. : el en
  • DE683159C - Control device for a generator, in particular for an alternator on vehicles : de en
  • DE683224C - Cheese slicer : de en
  • FR848674A - Improvements to centrifugal separators : en fr
  • US2178469A - Attachment to cultivators : en
  • DE683383C - Adjustable eye protection device for welding torch : de en
  • GB514169A - Improvements in or relating to the manufacture of persulphuric acid and its salts byelectrolysis : en
  • US2177749A - Control means : en
  • US2178460A - Weaver's knotter : en
  • DK56865C - Wheatstone Bridge for Measurement of Admittance Disorders. : da en
  • FR848651A - Process for melting metals, in particular iron, and cupola for the practice of this process : en fr
  • US2178052A - Disk harrow construction : en
  • FR848597A - Improvements in the preparation of double fluorides of alkali metals and aluminum : en fr
  • GB514123A - Submergible towing boat : en
  • GB514175A - Improvements in or relating to safety razors : en
  • GB514296A - Improvements in or relating to vehicles and to loading means for the same : en
  • GB514129A - A process for the preparation of 2-nitronaphthalene-4-8-disulphonic acid : en
  • US2177846A - Electric insect destroyer : en
  • US2178263A - Winding machine : en
  • US2178188A - Container : en
  • US2178303A - Marine railway : en
  • US2177766A - Process for producing fused products : en
  • DE683330C - Process for the production of metal compounds used as photoelectrically sensitive organ in barrier cells : de en
  • AU112239A - Valve bag : en
  • GB514092A - Cramp for timber connection for building and erection purposes : en
  • US2177783A - Splitting machine : en
  • US2177903A - Organic esters of cellulose and method of making the same : en
  • ES144374A1 - A procedure for joining objects of regenerated cellulose, celluloid and the like with others of elastic rubber. : en es
  • US2177997A - Automatic weighing apparatus : en
  • FR848613A - Smoke filter : en fr
  • ES144485A1 - Procedure to prevent corrosion of metal parts of cooling or heating systems that conduct water. : en es
  • GB514204A - Improvements in suspension means for the driving motors in electric traction vehicles : en
  • FR848416A - Method and apparatus for hardening tool cutting edges : en fr
  • CA384898A - Hand brake : en fr
  • US2178321A - Solvent refining : en
  • US2177883A - Electric discharge apparatus : en
  • US2178534A - Lubricating oil : en
  • US2178511A - Refrigerating apparatus : en
  • GB514274A - Bath seat for use inside a bath : en
  • US2177934A - Vehicle suspension system : en
  • US2178067A - Sample card : en
  • GB514052A - Improvements in or relating to the manufacture of lubricating oils : en
  • DE683345C - Arrangement for cooling slide bearings : de en
  • DE683129C - Device for recording multicolor images on lenticular lenticular films : de en
  • DE683205C - Process for stabilizing alkaline solutions of cellulose ethers : de en
  • GB514283A - Improvements relating to chenille setting looms : en
  • GB514260A - Improvements in and relating to fireguards : en
  • US2178322A - Power take-off : en
  • US2178357A - Metallic building unit : en
  • FR848584A - Tractor traction arm : en fr
  • DK56870C - Holder for milking buckets. : da en
  • DK56873C - Bicycle support. : da en
  • GB514239A - Method of making relief printing formes, sign plates and the like from synthetic resin by stamping : en
  • CH207388A - Pyrophoric lighter with cigar cutter. : de en
  • USRE21255E - Ophthalmic mounting : en
  • US2178090A - Billfold : en
  • DE683126C - Camera with coupled rangefinder : de en
  • FR848526A - New attachment methods for protective masks or similar devices : en fr
  • GB514252A - Improvements in and relating to bearings for spindles : en
  • GB514203A - Process for the introduction of the thiocyano group into organic compounds : en
  • FR848472A - Device for forming a uniform tobacco layer : en fr
  • FR848529A - Additives which can be used in alkalizing detergents : en fr
  • DE683223C - Machine for cutting food, especially lettuce : de en
  • IS124B6 - Equipment for injuries or skis on cars : en is
  • GB514164A - Improvements in or relating to bottles, cans and like receptacles : en
  • ES144418A1 - Improvements in ring and cylinder presses. : en es
  • FR848646A - Transmission belts and method for their manufacture : en fr
  • US2177813A - Machine for closing cans : en
  • US2177930A - Resistance unit : en
  • US2178136A - Door operating system : en
  • US2178170A - Clevis : en
  • DE683267C - Heating element for evaporator or cooker : de en
  • US2178202A - Bracket : en
  • GB514142A - Mounting device for pendulum arms : en
  • US2178074A - Electrical measuring system : en
  • US2177856A - Folding box : en
  • GB514209A - Improvements in or relating to cooling devices in aircraft : en
  • GB514061A - Improvements in and relating to the production of chlorophyll : en
  • AU108841B2 - Improvements in or relating to facsimile telegraph transmitters andthe like : en
  • US2178128A - Antisnoring device : en
  • US2178010A - Nuclear substituted derivatives of the morphine series and methods for their preparation : en
  • DE683136C - Direction indicators for bicycles and motorcycles : de en
  • GB514069A - Improvements relating to dyeing : en
  • USD117347S - Design for a dessert mold or scholar : en
  • USD117397S - Design for a child s shoe : en
  • FR848468A - Method and device for vulcanizing rubber using high frequency alternating fields : en fr
  • FR848402A - Frequency independent amplifier with one or more stages : en fr
  • FR848559A - Electric power cables : en fr
  • GB514226A - Improvements in or relating to automatic gas valves : en
  • DE683141C - Tile used to set up electrically heated tiled stoves, in which an electrical heating resistor is built-in : de en
  • FR848656A - Improvements to receivers or feedback amplifiers : en fr
  • FR848681A - Packaging for conical or special shaped containers : en fr
  • FR848406A - Pigments dispersion process : en fr
  • GB514153A - Improvements in or relating to ships' logs or other flow meters : en
  • GB514063A - Improvements in or relating to frequency dividers : en
  • AU108830B2 - Improvements relating to fastening devices for engine cowlings A inspection covers, andother purposes : en
  • GB514293A - Improvements in or relating to machines for washing bottles or similar containers : en
  • ES144325A1 - Improvements introduced in the plows. : en es
  • DE683261C - Method for facilitating the starting of four-stroke injection diesel engines : de en
  • FR848475A - Advanced lock, locking from the inside, applicable in particular, but not exclusively, to automobile doors : en fr
  • GB514038A - Improvements in or relating to television, telecinematograph and like systems : en
  • DE683167C - Bearing body for the elastic mounting of internal combustion engines : de en
  • DE683138C - Last carrier, especially for call waiting machines : de en
  • ES144453A1 - A device for electric heating of the tanks of stretching of the sheet glass. : en es
  • FR848465A - Pit cover for emergency exit of shelters protecting against aerial attacks : en fr
  • FR848601A - Individual axle control for steam rail vehicles : en fr
  • DK56875C - Evaporation plant for Distillation of Seawater in Ships. : da en
  • FR848640A - Strong ohmic resistance to wire windings : en fr
  • DE683352C - Single-track, cross-country vehicle : de en
  • DE683244C - Oil-pressure brake cylinder with fixed sleeve and piston without packing : de en
  • DE683324C - Fluid drive for, in particular, electric drive switches for vehicles : de en
  • ES144397A1 - Procedure for the manufacture of cellulose for rayon and paper, extracted from the stems of annual plants. : en es
  • US2178291A - Gun mount for aircraft : en
  • US2178373A - Refrigerating system : en
  • GB514110A - Improvements in combined electric fuses and switches : en
  • DE683334C - Centrifugal casting machine : de en
  • FR848563A - Process for treating primary tars and fuel oils, products obtained and uses of said products : en fr
  • FR848641A - Boiler for water heating or steam generation : en fr
  • FR848683A - Fusion welding process and its applications : en fr
  • US2178075A - Stuffing box for fluid pressure engines : en
  • US2178440A - Grading machine : en
  • US2177873A - Valve : en
  • US2178331A - Floating pilot shaft : en
  • USD117418S - Design for a leather ok : en
  • DE683319C - Printing machine surrounded by a closed housing : de en
  • FR848660A - Vertical dryer with stacked trays : en fr
  • GB514232A - Sewing machine : en
  • GB514248A - Improvements in and relating to casings for housing the gears of motor vehicles : en
  • DE683183C - Scraper conveyor : de en
  • DE683220C - Process for making glass pan ovens : de en
  • DE683028C - Laboratory suction filter or advance : de en
  • DE683172C - Swing weightless plansifter : de en
  • US2177812A - Stranding machine spool mounting : en
  • US2178245A - Sound recording apparatus : en
  • US2178397A - Electric water heater : en
  • US2178368A - Industrial truck : en
  • US2178477A - Fuel control device or the like : en
  • USD117366S - Design for a novelty pin or similar : en
  • CH207381A - Procedure for cleaning clockworks. : de en
  • GB514271A - Improvements in or relating to television and like receivers : en
  • ES144381A1 - Procedure for the preparation of high purity cellulose for rayon and explosives (nitrocellulose), from stems and leaves of annual plants, in particular stems and leaves of common cane (arundo donax) and agricultural waste. : en es
  • US2178316A - Demountable rim wheel : en
  • US2178381A - Abrading device : en
  • US2178506A - Method of recovering pyridine in the solvent refining of oils : en
  • USD117405S - Design for a game board : en
  • US2177818A - Filling machine : en
  • US2178338A - Production of gelatin printing reliefs : en
  • DE683326C - Roller for applying an insulating layer to sheet metal for electrical machines : de en
  • FR848593A - Hydraulic, pneumatic or oleopneumatic installation, allowing the volume of one or more compression chambers of a deformable system to be varied : en fr
  • FR848686A - : fr
  • US2177756A - Enclosed electric device : en
  • US2178315A - Regulating means for vehicle parking : en
  • DE683309C - Method for measuring mechanical forces by magnetic means : de en
  • DK56876C - Wooden window. : da en
  • US2177663A - Refrigerating apparatus : en
  • US2177739A - Machine for making wired tags : en
  • US2178129A - Slaughtering knife : en
  • ES144308A3 - An apparatus for automatically balancing the load on wheels fitted with multiple or notably wide rims. : en es
  • AU464538A - 4 Improvements in or relating to two-way telephone and like transmission systems : en
  • DK56862C - Procedure for the production of textile fabrics consisting of several layers of fabric. : da en
  • US2177983A - Phosphate esters : en
  • US2178235A - Method of producing dustless starch grits : en
  • DE683213C - Overload and short-circuit protection circuit for electrical machines and devices with high currents : de en
  • FR848700A - Incendiary and explosive projectile for all applications : en fr
  • USD117395S - Design fob a smoking pipe : en
  • FR848522A - Triptych wall leaflet : en fr
  • FR848547A - Pressure-resistant and explosion-protected housing for electrical devices : en fr
  • GB514255A - Improvements in or relating to the manufacture of sliding clasp fasteners : en
  • US2177743A - Production of coiled vitreous tubing : en
  • US2177857A - Treating sewage : en
  • DE683191C - Toothbrush handle or the like made of celluloid or similar plastic : de en
  • DE683295C - Process for making dye images : de en
  • FR848453A - Process for removing salts from water : en fr
  • GB514181A - Improvements in or relating to calculating machines : en
  • US2177717A - Reflector : en
  • US2178008A - Inking mechanism for printing presses : en
  • US2178467A - Trailer hitch connection : en
  • AU150439A - Improvements in combinations of high-pressure metal-vapour electric discharge lamps with electric incandescent lamps in series with them : en
  • AU16739A - Manufacture of soap : en
  • AU108884B2 - Improvements in and relating to skis : en
  • AU351638A - Improvements in and relating tothe ventilation of buildings : en
  • DE683131C - Prodection lamp housings, especially for cinema playback devices : de en
  • AU108866B2 - Improvements inthe manufacture of foam-generating substances : en
  • CH207319A - Installation on gas-heated liquid heaters. : de en
  • CH207450A - Process for the preparation of a condensation product. : de en
  • CA384858A - Pulp sheet nitration method : en fr
  • AU163738A - An improved hay press : en
  • US2178168A - Outlet box with adjustable support : en
  • US2178481A - Heat exchanging apparatus : en
  • US2177792A - Soil fumigant applicator : en
  • US2178474A - Alkyd resin paint : en
  • CH207443A - Process for the production of water-soluble basic aluminum nitrate. : de en
  • DE683124C - Pipe ball joint for thin-walled pipes : de en
  • US2177759A - Centrifugal switch : en
  • US2177875A - Spigot : en
  • US2178131A - Copying and engraving machine : en
  • US2177935A - Stamp mill : en
  • DE683054C - Reading device for optical torsion force meter : de en
  • DE683130C - Device for holding lenticular multicolor films with cylindrical lens raster : de en
  • CH207351A - Process for producing firmly adhering metal coatings on metallic objects. : de en
  • DK56859C - Device for gasification burners. : da en
  • GB514144A - Apparatus for the measurement of pressures in fluids : en
  • AU363538A - Improvements in mattresses, cushions, pads and the like in connection with furniture and other upholstery : en
  • CA384851A - Paperboard bottle closure : en fr
  • CH207361A - Launching device with a shooting stick and a projectile to be attached to this shooting stick. : de en
  • CA384911A - Dry sealing envelope : en fr
  • US2177643A - Method of producing fibrous cementitious tubes : en
  • US2177968A - Bumper guard : en
  • FR848688A - Improvements to devices for twisting wet brooms or the like : en fr
  • US2177996A - Lock : en
  • US2177767A - Air brake : en
  • US2177870A - Body and engine temperature control system for motor vehicles : en
  • AU108839B2 - An improved device for treating hair and scalps : en
  • CH207431A - Camp. : de en
  • CA384850A - Aircraft rate of climb indicator : en fr
  • DE683154C - Storage of a conveyor roller arranged in the furnace head of a tower furnace : de en
  • FR848598A - Device for keeping articles such as playing cards under press : en fr
  • US2178311A - Free piston engine : en
  • AU108852B2 - Improvements in combinations of high-pressure metal-vapour electric discharge lamps with electric incandescent lamps in series with them : en
  • US2178118A - Method of producing bleed line by diffusion of light : en
  • US2178195A - Folding chair : en
  • US2178247A - Mechanism for converting rotary motion into reciprocating motion : en
  • USD117350S - Design for a venetian blind pin : en
  • CH207339A - Separator for air purification. : en fr
  • DE673447C - Silencer, especially for internal combustion engines, with chambers lying one behind the other and connected to one another by several pipes : de en
  • DE683132C - HEPA filters, especially for respiratory protection filters : de en
  • ES144372A1 - Tire for tires consisting of three or more pieces and provided with one-piece side rings. : en es
  • AU37339A - Process forthe application of luminous substances on walls : en
  • DE683211C - Auto switch : de en
  • ES144354A2 - IMPROVEMENTS IN THE OBJECT OF PATENT NUMBER 137593 : en es
  • CH207427A - Overlay Receiver. : de en
  • US2178305A - Winch : en
  • USD117432S - Design for a dress : en
  • US2177866A - Rock bit : en
  • US2177931A - Coiled shutter for enclosures : en
  • US2178184A - Presser foot for sewing machines : en
  • DE683182C - Arrangement for remote display and remote control depending on the sensors delivering the setpoint with a very low setting torque : de en
  • DE683112C - Device for shutting off the flue gas ducts of combustion systems : de en
  • US2178189A - Oil burning heater : en
  • US2177673A - Bomb displacing gear : en
  • US2177671A - Thermal switch and the like : en
  • US2178145A - Motion picture camera : en
  • USD117370S - Design foe a bumper guard or : en
  • DE683103C - High resistance : de en
  • US2177764A - Record repeater : en
  • AU482238A - ImDrovements in road working machines : en
  • CH207398A - Contact surface on line parts made of aluminum or aluminum alloys. : de en
  • DE683300C - Overtaking machine : de en
  • US2178029A - Self-draping necktie : en
  • US2177631A - Reversing mechanism assembly : en
  • US2178346A - Film reel attachment : en
  • US2178217A - Production of sound motion pictures : en
  • US2178518A - Bobbin receiver for looms : en
  • DE683228C - Tower cooking device : de en
  • GB514099A - Improvements in or relating to long distance telephony systems : en
  • US2178482A - Instrument for stroboscopic observations : en
  • US2177836A - Garment display form : en
  • US2178308A - Dent remover : en
  • US2178437A - Curtain : en
  • DE683247C - Static friction indicator for road vehicles : de en
  • DE683233C - Device for measuring the deviations of the distance between two points from a prescribed value, in particular for comparing manuscripts : de en
  • DE683332C - Device for the automatic control of steam power plants working according to the sliding pressure method : de en
  • US2177917A - Boiler : en
  • FR848673A - Device for detecting the presence of noxious gases, for example combat gas in the air, even at a concentration not perceptible physiologically : en fr
  • US2178014A - Helicopter : en
  • USD117355S - Design for an embroidered textile : en
  • US2177719A - Diesel fuel : en
  • US2177826A - Door hinge : en
  • FR848653A - Process for preparing condensation products containing nitrogen : en fr
  • AU108845B2 - Improvements in or relating to apparatus for cleansing crockery glassware, and like articles of table use : en
  • DE683178C - Nozzle device on windbreak walls for vehicles of all types : de en
  • FR848413A - Television or switching system using a cathode ray tube : en fr
  • FR848474A - Improvements to devices for mounting reels of paper or other strip materials : en fr
  • ES144427A1 - Procedure for the manufacture of glass fibers and other materials. : en es
  • GB514189A - Improvements in or relating to grass-cutting machines, particularly for lawns : en
  • FI18629A - Double-headed fence, with a single diameter of the genomic sheath of the genomic species : en fi
  • FR848483A - Push chain : en fr
  • FR848496A - Tile : en fr
  • FR848614A - Clean and fresh air mosquito net : en fr
  • FR848669A - Improvements to apparatus for refrigerating certain food preparations : en fr
  • GB514119A - Improvements relating to securing devices, particularly for such parts as aircraft cowlings and the like : en
  • AU134039A - Cores of comminuted magnetic material and process of making same : en
  • US2177825A - Gas pressure regulator : en
  • AU108857B2 - Musical chime : en
  • US2178361A - Combined camera and exposure meter : en
  • US2178396A - Apparatus for feeding materials : en
  • GB514148A - Improvements in or relating to manicure or toilet articles : en
  • DE683285C - Hydraulic scales : de en
  • DE683322C - Cooling system, especially for rail vehicles : de en
  • FR848583A - Cage for rolling elements of bearings and its manufacturing process : en fr
  • GB514194A - Improvements in and relating to lifting jacks : en
  • FR848514A - Process for the preparation of potassium permanganate by electrolytic means : en fr
  • FR848621A - Process for heating solid, liquid or gaseous bodies : en fr
  • FR848658A - Further training provided in the establishment of fuel injectors for the launch of explosion or combustion engines : en fr
  • GB514085A - Improvements in dart flights : en
  • GB514107A - Portable pneumatic appliance for vibratory massage : en
  • ES144364A1 - Improvements in the contact set-up devices intended, mainly, to be used in automatic scales. : en es
  • GB514116A - Improvements in the manufacture of polymerisation products : en
  • US2178306A - Course device for vehicles : en
  • US2177785A - Finishing edges of leather pieces : en
  • DE683119C - Photometer for investigating the afterglow of fluorescent materials : de en
  • DE683270C - Device for speed monitoring for routes with an automatic route block : de en
  • DE683249C - Grinding device for the teeth of a thread cutting jaw set : de en
  • DE683373C - Heat exchangers, especially for high-tension gases and liquids : de en
  • DE683199C - Comb roller frame pivotable about a horizontal axis : de en
  • US2177708A - Film processing apparatus : en
  • US2177998A - Baby support for bathtubs : en
  • US2178278A - Meter bar : en
  • FR848436A - Filter cap : en fr
  • FR848676A - Process for treating copper-based alloys : en fr
  • DE683197C - Iron expansion for junctions and crossings in mine routes : de en
  • US2177745A - Copper alloys : en
  • DE683153C - Process for the production of compressed gas : de en
  • US2177735A - Luminous body : en
  • US2178421A - Rubber roll : en
  • FR848438A - Pre-ignition chamber diesel engine with a central core mounted in the pre-ignition chamber : en fr
  • FR848441A - Long bore finishing device : en fr
  • US2177641A - Illuminated sign : en
  • US2177716A - Desulphurizing apparatus : en
  • USD117393S - Design for a brooch pin or similar : en
  • ES144378A1 - A percussion device. : en es
  • DE683189C - Edge presser device for looms with fixed weft bobbins : de en
  • GB514137A - Apparatus for feeding billets for rolling narrow sheets between the rolls of a rolling mill : en
  • US2178519A - Bypass odorizer : en
  • US2178528A - Process of producing rubber balls : en
  • AU192339A - Improvements in or relating to thermal control devices : en
  • DE683370C - High lift safety valve : de en
  • FR848667A - Improvements to the means for transmitting movement between at least two shafts : en fr
  • US2177780A - Wide range atomizer : en
  • US2178006A - Suction cleaner : en
  • US2177682A - Shoe lasting device : en
  • USD117346S - Design for a dessert mold or similar : en
  • GB514094A - Improved manufacture of magnesium oxide from dolomite : en
  • DE683139C - Yarn catcher for winding machines with several winding spindles mounted in a circle on a rotatable support body : de en
  • US2178051A - Method of treating peat to render it suitable for such uses as the feeding and bedding of animals and manuring or fertilizing : en
  • DE683163C - Device for electrical spot welding with the help of controllable gas or vapor discharge paths : de en
  • GB514075A - Improvements relating to corrugated sheets of paper or the like : en
  • DE683196C - Device for cleaning pulp suspensions : de en
  • GB514145A - Improvements in and connected with aircraft : en
  • US2178366A - Sintering : en
  • US2177993A - Receptacle and carrier therefor : en
  • US2178527A - Composite machine element and method of making same : en
  • FR848610A - Improvements to insulated electrical conductors : en fr
  • FR848665A - Arc furnace : en fr
  • US2178325A - Sulphurized cutting oil : en
  • FR848668A - Improvements to systems for steering ships, etc. : en fr
  • DE683149C - Method for mending areas covered with grained artificial leather, for example motor vehicle bodies or the like. : de en
  • DE683175C - Method of copying lenticular film : de en
  • ES144329A1 - A procedure for the manufacture of a new footwear. : en es
  • FR848412A - Loading device for agglutination devices : en fr
  • FR848486A - Device for rolling profiled parts from hollow bodies : en fr
  • GB514188A - Improvements in the manufacture of colouring matters : en
  • US2177975A - Butcher knife : en
  • US2178137A - Door construction : en
  • US2177893A - Vehicle : en
  • CA384833A - Automobile speed determination : en fr
  • US2177802A - Switch point lock : en
  • US2178055A - Jewelry : en
  • US2177921A - Idler : en
  • US2178364A - Material working apparatus : en
  • US2177820A - Boring chuck : en
  • BE436466A - : en
  • CH207332A - Protective cover for clothing, furs and the like. : de en
  • FR848535A - Process for preparing n-substituted amino derivatives : en fr
  • FI18626A - Anordning vid brokranar : en fi
  • ES144316A3 - Procedure for the manufacture of filters for aerosols (in Italian "aerosoli") based on paper, cardboard, felts and similar materials with a fibrous structure. : en es
  • GB514237A - Improved impression-device for printing-adding machines : en
  • US2177733A - Method of heating : en
  • DE683343C - Procedure for clearing stumps : de en
  • FR848582A - Large span building construction system : en fr
  • GB514067A - Regulating and indicating apparatus for regulating the voltage of several transformers adapted to run in parallel : en
  • FR848671A - Forced circulation boiler with a vapor separator in each tube or group of vaporization tubes : en fr
  • GB514081A - A process for producing inter-polymerisation products of tertiary and secondary olefines : en
  • GB514163A - Improvements in and relating to snap-action electric switches : en
  • DE683316C - Process for the preparation of hydroaromatic sulfuric acid compounds : de en
  • DE1476157U - : de en
  • GB514120A - Improvements in or relating to pumps : en
  • FR848650A - Shutter device for multi-lens cameras and in particular stereoscopic cameras : en fr
  • FR848537A - Regulator-distributor : en fr
  • GB514157A - Improvements in or relating to control surfaces on aircraft : en
  • DE683215C - Surge arrester with air exclusion : de en
  • DE683147C - Electric mirror light with multiple light sources : de en
  • DE683219C - Electric metal vapor discharge lamp with vaporizable metal bottom body : de en
  • US2178193A - Chance apparatus : en
  • USD117406S - Distilling apparatus : en
  • CA384905A - Branched-chain paraffin hydrocarbon production : en fr
  • CH207349A - Cutting roller for making soap flakes. : de en
  • US2178105A - Traction wheel : en
  • CH207389A - Device for removably joining two metal sheets. : en fr
  • AU108867B2 - Improvements in and relating tothe manufacture of upholstery mattresses andthe like : en
  • CH207343A - Process for increasing the SO3 content of sulfonated organic materials. : en fr
  • US2177985A - Ore dressing : en
  • US2178394A - Telepicture synchronous driving system : en
  • AU465038A - Means for retaining shirt cuffs in correct dress relationship to coat sleeves : en
  • US2177653A - Method and means for registering printing plates : en
  • CH207334A - Shuttle catcher for looms. : de en
  • AU108876B2 - Improvements in or relating to electric condensers : en
  • US2177777A - Method of splicing strands into braided line : en
  • US2177834A - Automatic gasoline station : en
  • US2177963A - Fire extinguishing apparatus : en
  • US2178292A - Electric welding tongs : en
  • US2178489A - Burglar alarm : en
  • CH207377A - Hermetic winder. : en fr
  • DE683260C - Circuit for integrating a physical quantity by means of voltage-independent motor counters and remote resistance transmitters : de en
  • CA384902A - Dispersing mechanism : en fr
  • US2177715A - Roller sign mechanism : en
  • US2177728A - Gaseous electric discharge device : en
  • US2177874A - Can pouring spout : en
  • AU108850B2 - Valve bag : en
  • US2177668A - Process of aging calcined gypsum : en
  • US2177988A - Corn husker : en
  • US2178432A - Method of and apparatus for producing a variable alternating current : en
  • US2178459A - Card index : en
  • CH207419A - Transmission device for totalizing with equivalent and non-equivalent advanced transmission wheels. : de en
  • CA384831A - Candle support : en fr
  • AU380439A - Pressure plate assembly for tire moulds : en
  • DE683146C - Rod control device for drying hangers : de en
  • GB514130A - Improvements in or relating to machines for washing bottles or similar containers : en
  • GB514176A - Improvements in methods of and apparatus for securing fastening members of sliding clasp fasteners to their carriers : en
  • US2177951A - Transmission : en
  • US2178192A - Reel : en
  • US2178532A - Method of forming saponified reaction products : en
  • CH207370A - Arrangement for wireless course guidance using complementary characters. : de en
  • DE683210C - Electromotive drive for winding devices for fabric webs : de en
  • US2178062A - Car coupling apparatus : en
  • US2178122A - Power equalizing device : en
  • AU108877B2 - Improvements in magnetic lenses for focussing a beam of electrons : en
  • DE1068404B - : de en
  • US2178450A - Developing photographic films and plates : en
  • US2177852A - Refrigerating apparatus : en
  • US2177765A - Lasting machine : en
  • FR848524A - Curved wood clothes hanger : en fr
  • GB514206A - Improvements in or relating to fireplaces : en
  • DE683277C - Electric heater, especially for heating pitot tube heads for aircraft : de en
  • ES144345A1 - A process for obtaining a milled flour. : en es
  • GB514177A - Improvements in or relating to driving mechanism for the production of rotational movements limited to predetermined angles of revolution or continuous rotational movements, in particular for cinematograph apparatus : en
  • US2177900A - Power system protection : en
  • US2178504A - Glass polishing apparatus : en
  • GB514111A - Improvements in loose-leaf books and binders : en
  • CH207420A - Device for setting counting or printing mechanisms. : de en
  • DE683254C - Connection, especially for steel smoke pipes from locomotive boilers with a boiler wall : de en
  • FR848654A - Process for the hydrogenation under pressure of fuels containing oxygen : en fr
  • CH207320A - Device for regulating the amount of gas flowing into a burner for water heaters. : de en
  • GB514080A - Radio landing control system : en
  • US2177754A - Collapsible metal tube : en
  • US2178123A - Hydraulic system : en
  • FR848455A - Improvements to silencers for internal combustion engines : en fr
  • DE683302C - Saw chain for stone processing consisting of individual links : de en
  • AU108844B2 - Systems indicating the direction of propagation of, for example electromagnetic waves : en
  • AU185739A - Improvements relating to book covers : en
  • GB514140A - Improvements in vacuum cleaners : en
  • FR848625A - Inking device for aniline color printing machines : en fr
  • GB514108A - Improvements in high-speed spindles and their bearings : en
  • FR848544A - Vertical speed measuring device : en fr
  • FR848552A - Assembly allowing to obtain a variable slope of the characteristic : en fr
  • GB514086A - Improvements relating to automatic sprinkler heads and similar fluid-discharge devices : en
  • FR848495A - Method and device for the manufacture of compressed insulation cables : en fr
  • FR848556A - Removable, anti-kickback rigid ski sole : en fr
  • US2178022A - Metal and other grinding or cutting machine : en
  • US2178491A - Bearing hone : en
  • US2177737A - Photographic apparatus : en
  • AU243239A - Improvements inthe manufacture of foam-generating substances : en
  • CH207335A - Method for operating washing machines with a motor-driven washing drum. : de en
  • DE683317C - Process for the production of high molecular weight carbon compounds : de en
  • DE683338C - Feed device for sound boxes of sound recording and playback devices : de en
  • FR848631A - Process of catalysis of combustion of fuels : en fr
  • DE683113C - Process for the production of rayon : de en
  • FR848632A - Packaging box with cells for eggs and other fragile items of round shape : en fr
  • FR848473A - Process for the production of anhydrous and oxide-free beryllium fluoride : en fr
  • FR848454A - Automatic feeder for button sewing machines : en fr
  • GB514270A - Improvements in or relating to cathode ray tubes : en
  • FR848449A - Holder for talismans or others : en fr
  • GB514068A - Improvements in machines for filling and otherwise preparing envelopes for post : en
  • GB514104A - Improvements in retractive electric switches : en
  • FR848536A - Indicating device for cash registers or similar machines : en fr
  • FR848491A - Pre-ignition chamber for internal combustion engines : en fr
  • DE683237C - Device for feeding the boiler coal to the mill upstream of the furnace : de en
  • GB514043A - A process for the polymerisation of olefines : en
  • GB514112A - Improvements in or relating to weather boarding : en
  • DE683116C - Tower cooking device : de en
  • US2178286A - Pipe joint clamp : en
  • US2178500A - Shaker : en
  • US2178171A - Stoker control : en
  • CH207330A - License plate for removable attachment to chair backs. : de en
  • CH207387A - Device for fixing a tool to its handle. : en fr
  • DE683135C - Connection device for a fluorescent lamp : de en
  • DE683194C - Insulating panels : de en
  • FR848553A - Variable slope electric discharge tubes : en fr
  • FR848558A - Capping device : en fr
  • GB514263A - Improvements in and relating to electric motor control systems : en
  • IE15950L - Adding lead to steel : en
  • FR848532A - Rotary motor : en fr
  • US2177940A - Abrasive article : en
  • US2177969A - Vacuum cleaner : en
  • USD117398S - Design fob a handbag : en
  • USD117379S - Design for a shoe ob similar article : en
  • CA384848A - Paper machine drain box : en fr
  • DE683255C - Circuit arrangement for telephone systems, especially for private branch exchanges : de en
  • USD117408S - Design for a tooth brush holder : en
  • US2177957A - Brake mechanism : en
  • US2178499A - Collapsible package : en
  • CA384876A - Conveyer : en fr
  • DE683253C - Rinsing spout with two basins, the drains of which are connected by a drainage bridge that can be screwed to the bottom of the basin : de en
  • DE683360C - Process for the molten coating of metals with aluminum : de en
  • GB514125A - Improvements in or relating to method of manufacturing refractories : en
  • CA384862A - Electric discharge device arc-back suppressor : en fr
  • US2177806A - Resistance shunt adapter : en
  • US2178478A - Elastic rail spike and its arrangement with respect to the rails : en
  • AU108880B2 - Improvements relating to double-rope grab buckets : en
  • US2178234A - Television system : en
  • AU108896B2 - An improved drag saw : en
  • US2178215A - Electroacoustical apparatus : en
  • US2178265A - Hydraulic shovel dredge : en
  • US2178162A - Cardboard box : en
  • US2177752A - Rail lubricating device : en
  • US2178237A - Aircraft landing system : en
  • CA384835A - Aeroplane instrument indicating device : en fr
  • CA384882A - Cooling apparatus : en fr
  • CA384837A - Twin cylinder engine : en fr
  • US2178472A - Loose-leaf binder : en
  • US2178085A - Closure cap : en
  • US2177627A - Adhesive sheeting : en
  • US2178351A - Gyroscopic stabilizer : en
  • FR848525A - Improvements to protective masks against gases and other harmful products : en fr
  • DE683359C - Cathode ray tube : de en
  • FR848490A - Rack and pinion steering for motor cars : en fr
  • US2177843A - Remote control system over power lines : en
  • US2178198A - Cleaning device : en
  • CH207445A - Process for preparing a macrocyclic lactone. : en fr
  • US2177974A - Suction cleaner : en
  • DE683179C - Sealing plugs made from fiber materials : de en
  • DE683212C - Reclosing device for circuit breaker : de en
  • US2177915A - Typewriting machine : en
  • US2178005A - Windshield cleaning device : en
  • AU455938A - Improvements in or relating to bags : en
  • US2178054A - Azo dyestuffs and process of making same : en
  • US2178207A - Extracting means : en
  • US2178261A - Dough cutter : en
  • US2178266A - Continuous process for the manufacture of semipulp : en
  • DE683251C - carousel : de en
  • US2177926A - Safety bottle breaker : en
  • US2178219A - Photoelectric cell reproducer : en
  • US2177925A - Locomotive crankpin bearing : en
  • US2177890A - Pump anchor : en
  • US2177955A - Brake mechanism : en
  • US2178507A - Fitting for use with glazing bars : en
  • US2177869A - Air conditioning : en
  • US2178441A - Milling machine : en
  • CA384836A - Air humidifier : en fr
  • US2178035A - Automatic coupling for toy railway vehicles : en
  • US2177640A - Display sign : en
  • DE683266C - Schwelgefaess for Schweloefen : de en
  • CA384859A - Hydrogen peroxide distillation apparatus : en fr
  • CH207426A - Device for remote setting of a heterodyne receiver. : de en
  • CH207415A - Device for treating the external skin of humans and pets. : de en
  • US2178173A - Derivatives of polymerized alkylol : en
  • US2178174A - Derivatives of alkylolamines : en
  • US2178484A - Connecting rod and piston assembly : en
  • CH207391A - Stopcock. : de en
  • US2178178A - Safety head : en
  • US2177751A - Engraving process : en
  • US2178143A - Method of forming wheel disks : en
  • US2178434A - Liner and curtain for containers : en
  • GB514124A - Improvements in or relating to telescopes : en
  • US2177638A - Reading machine : en
  • US2178124A - Tractor power lift row marker : en
  • US2178160A - Fastening device : en
  • GB514231A - Improved means for securing an electric heating unit to a container : en
  • US2177972A - Shopping bag : en
  • US2178348A - Sparking plug : en
  • FR848622A - Device for bending and driving fasteners : en fr
  • GB514238A - Improvements in door closing and checking mechanism : en
  • GB514295A - Improvements in and relating to bearings for spindles : en
  • DE683100C - Method for producing television images with reduced flicker effect : de en
  • GB514122A - Improvements in or relating to detachable soles and heels : en
  • ES144392A1 - A system of coupling tubular bodies to sink into the ground. : en es
  • FI18625A - Anordning vid en lastbygel för serestransport : en fi
  • FR848555A - adjustable amplifier stage for electrical oscillations : en fr
  • FR848606A - Process for dyeing and printing mixed fabrics of cotton and regenerated cellulose : en fr
  • FR848422A - Improvements to thin-walled containers, such as glass beakers, and the like : en fr
  • ES144472A1 - Device to carry out reactions in metallic tissues that act as catalysts. : en es
  • USD117389S - Design for a game board : en
  • ES144489A1 - A process for manufacturing strapping or tinplate for canning containers, tinplate packaging and the like. : en es
  • GB514235A - Improvements in tubular junction pieces or connections : en
  • GB514249A - Improvements in variable ratio transmission units : en
  • US2178279A - Cosmetic holder : en
  • GB514146A - Improvements in contact eyeglasses : en
  • US2177811A - Annealing box cover : en
  • US2178161A - Strainer cleaner : en
  • US2178353A - High molecular weight tetravalent sulphur compounds and process for their production : en
  • FR848426A - Cooking on a grid with a recovery layer : en fr
  • ES144319A3 - A system to automatically carry out mechanical operations on filters and gas scrubbers. : en es
  • GB514265A - A new or improved machine for forming the teeth of cutting knives employed in web printing machines : en
  • US2177736A - Television transmitting apparatus : en
  • GB514155A - Improvements in or relating to television receivers : en
  • DE683350C - With the setting coupled range finder for photographic apparatus : de en
  • FR848554A - Variable amplification amplifier assembly and electric discharge tube usable in this assembly : en fr
  • US2178212A - Coil rack : en
  • DE683313C - Facility for laying out and sending out brochures and other printed matter, samples, etc. : de en
  • GB514133A - Improvements in and relating to liquid level indicators : en
  • USD117384S - Design for a coat : en
  • US2178030A - Sound reproducing apparatus : en
  • US2178411A - Combination kitchen unit : en
  • US2177814A - Measuring and computing device : en
  • US2178050A - Automatic frictional clutch : en
  • US2177908A - Device for controlling the content of a carbureted mixture : en
  • GB514266A - A new or improved matrix drying machine : en
  • DE683190C - Power operated machine tool : de en
  • DE683298C - Hull with buoyancy surfaces : de en
  • US2178272A - Tens transmitting device : en
  • US2178087A - Illuminated advertising device for cash registers : en
  • US2178183A - Sewing machine : en
  • ES144370A3 - Beds or stretchers with hermetically closed breathing chamber. : en es
  • FR848542A - Secondary amplifier with rebound grilles : en fr
  • US2178483A - Envelope opener : en
  • DK56879C - Playing cards. : da en
  • DE683005C - Method for measuring the blackening of the individual color extracts of color films according to the lens grid method : de en
  • ES144333A1 - A process of purification and activation of decolorizing earths, alumina silicate or magnesia silicate, well new well used. : en es
  • US2177674A - Atmospheric pressure responsive device : en
  • US2178039A - Flash boiler : en
  • US2178211A - Optical apparatus : en
  • CH207448A - Process for the preparation of a condensation product. : de en
  • FR848575A - Improvements to electric discharge tubes and devices incorporating them : en fr
  • ES144315A1 - Stained glass or guillotine blind. : en es
  • ES144478A1 - Process for the continuous polymerization of vinyl compounds. : en es
  • FR848509A - Process for the treatment of halogenated organic compounds : en fr
  • US2177658A - Method for feeding thermoplastic materials : en
  • USD117345S - Design for a game board : en
  • US2178403A - Motor fuel : en
  • DE683098C - Contact wire clamp for electric railways : de en
  • DE683195C - United driving and safety brake : de en
  • US2177696A - Gaseous electric discharge lamp device : en
  • US2177710A - Fluorescent sign lamp : en
  • US2178256A - Animal trap : en
  • USD117353S - Design for an embroidered textile : en
  • ES144346A1 - Guillotine stained glass with tensioners. : en es
  • FR848682A - Upholstery improvements : en fr
  • US2177723A - Electrical segregation circuit : en
  • US2177859A - Reinforced concrete tank : en
  • US2178333A - Gain control circuits : en
  • US2178400A - Snow removal machine : en
  • USD117351S - Design fob a condiment shaker : en
  • US2178156A - Transitory switch : en
  • US2178406A - Dough dividing machine : en
  • DE683062C - Control for a vehicle drive with at least two propellers, especially for aircraft : de en
  • DE683204C - Process for the production of vaseline-like substances : de en
  • DK56861C - Detergent. : da en
  • DE683123C - Cord lock for closed rings : de en
  • US2177633A - Method and apparatus for making thermoplastic sheeting : en
  • US2177652A - Machine for making cups : en
  • US2177675A - Printing apparatus : en
  • US2177746A - Control mechanism for change speed transmissions : en
  • AU108846B2 - ImDrovements in road working machines : en
  • US2178480A - Needle guard for sewing machines : en
  • GB514222A - Improvements in rippling machines : en
  • DE683082C - Electrode holder for discharge tubes : de en
  • DE683203C - Insertion tube for thermocouples for devices for pressure hydrogenation of carbonaceous substances : de en
  • US2177687A - Electric generator unit : en
  • US2177800A - Nut lock : en
  • US2178330A - Game and game-board apparatus : en
  • USD117410S - Design for a textile fabric or sim : en
  • GB514102A - Improvements in and relating to the production of puffed cereal products : en
  • FR848685A - Advanced automotive suspension : en fr
  • FR848545A - Manometer : en fr
  • SU55549A1 - The method of producing chromium oxide : en ru
  • US2178042A - Refrigerated display stand : en
  • US2178246A - Pneumatic percussion tool : en
  • US2178255A - Display and demonstration device : en
  • US2178326A - Method of and means for eliminating occluded gases from an enclosure : en
  • CA384916A - Non-corrosive organic cellulose derivative : en fr
  • CH207385A - Machine for granulating and mixing solid and plastic masses. : de en
  • GB514273A - Improvements relating to apparatus for removing leaves and other debris from a stream by water action : en
  • US2178093A - Television system : en
  • US2178252A - Apparatus for testing the mechanical oscillation properties of bodies : en
  • DE683120C - Device for statistical monitoring of processes : de en
  • ES144445A1 - Improvements in the devices for the thermal treatment of food products or other items. : en es
  • GB514230A - Improvements in or relating to tobacco pipes : en
  • FR848505A - Camera for narrow films : en fr
  • GB514245A - Improvements in electric accumulators : en
  • DE683092C - Automatic gas lighter controlled by the gas tap : de en
  • DE683318C - Process for the production of condensation products with a tanning effect : de en
  • GB514087A - Improvements in or relating to electric motors : en
  • DE683335C - Closing device for air supply openings : de en
  • FR848499A - Device for lubricating the spools on the fixed spindles of the spinning and twisting machines : en fr
  • US2177702A - High-pressure metal vapor electric discharge lamp : en
  • US2178070A - Inking mechanism : en
  • US2178409A - Centrifugal separator : en
  • CH207454A - Converter circuit to achieve higher-phase ripple. : de en
  • CA384872A - Dehydracetic acid preparation : en fr
  • CH207368A - Radio beacon. : en fr
  • AU206739A - Carburetor : en
  • CH207442A - Aircraft. : en fr
  • CH207386A - Process for producing crowned tooth flanks on spur or bevel gears. : de en
  • US2177947A - Display device : en
  • DE683201C - Process for the production of ice colors by the printing or padding process on animal fibers or on synthetic fibers made of cellulose or on mixtures of the two types of fiber : de en
  • GB514049A - Footwear : en
  • GB514152A - Improvement in iron alloys, including steels, having elevated chromium content : en
  • CA384865A - Moistureproofing composition and article : en fr
  • CA384879A - High voltage insulated cable : en fr
  • CH207325A - Process for the production of water-resistant and vapor-resistant glass and water-proof and vapor-resistant glass obtained by this process. : de en
  • CH207401A - Overcurrent time relay with hinged armature and a synchronized Ferraris motor as a time element. : de en
  • DE683282C - Permanent mold for casting hollow bodies, e.g. B. Cast grenades : de en
  • CA384830A - Airplane motor piston : en fr
  • AU108859B2 - Electrically operated volumetric weighing apparatus for granular materials : en
  • CH207350A - A process for producing doubled metal, and doubled metal obtained by this process. : en fr
  • CH207444A - Process for preparing a macrocyclic lactone. : en fr
  • US2178448A - Method and apparatus for lapping bores : en
  • DE683241C - Tilting device for road carts, especially for agricultural purposes : de en
  • CH207321A - Core intended to be inflated to mold hollow concrete objects. : en fr
  • CA384874A - Glass block joining method : en fr
  • CA384880A - Circuit interval timing device : en fr
  • DE683230C - Cooking hood : de en
  • CH207329A - Clothes rack. : en fr
  • CH207441A - Multi-stage control device, especially for electric traction vehicles. : de en
  • FR848549A - Improvements to continuous apparatus for the manufacture of superphosphate and similar products : en fr
  • GB514171A - Improvements in or relating to heel seat lasting machines : en
  • US2178347A - Method of and apparatus for testing acoustic translating devices : en
  • FR848611A - Improvements to a process for concentrating barite from its ores : en fr
  • FR848444A - Improvements to removable wheels and rims for vehicles, and to the process for manufacturing these wheels and rims : en fr
  • FR848433A - Device applicable to all vehicles making it possible to obtain steering and traction by the same wheel : en fr
  • SU55822A1 - The method of obtaining sulfur dyes : en ru
  • DE683099C - Process for the production of scanning disks for image transmission, television or similar purposes : de en
  • DE683105C - Electrothermal overcurrent switch with toggle lever actuation : de en
  • US2178094A - Trailer hitch : en
  • US2178369A - Industrial truck : en
  • ES144356A1 - Firebox for boilers of locomotives and other boilers to heating. : en es
  • CH207424A - Device for changing the damping of a tuned oscillation circuit without influencing the tuning. : de en
  • GB514090A - Improvements in or relating to centrifugal machines : en
  • ES144383A1 - Improvements in couplings or universal joints. : en es
  • USD117382S - Design for a bottle : en
  • US2177807A - Cracking-off machine : en
  • DE683164C - Process for the production of sulfur dyes : de en
  • US2178258A - Rear-view mirror mounting : en
  • FR848620A - Spool with tapered base : en fr
  • GB514287A - Improvements in or relating to bottles : en
  • DE683144C - Nerve needle with teeth raised from the circumference of the needle shaft : de en
  • DE683200C - Breaker pot arrangement, especially for rolling mills : de en
  • FR848615A - Orthopedic device : en fr
  • ES144454A1 - A process for calcining or calcining and melting materials containing sulfides. : en es
  • GB514076A - Fit-over frame for spectacles : en
  • GB514117A - Improvements in or relating to machines for washing bottles or similar containers : en
  • CA384846A - Railway car brake : en fr
  • DE683250C - Cylinder-filling internal grinding tool with radially adjustable grinding and guide jaws : de en
  • US2177731A - Control system for liquid heaters : en
  • US2178152A - Brake cycle for internal combustion engines : en
  • US2178407A - Buffer : en
  • FR848590A - Sheet metal door, in particular for motor vehicles : en fr
  • GB514278A - Improvements in and relating to electric fuses : en
  • ES144432A2 - PROCEDURE FOR THE MANUFACTURE OF CELLULAR RUBBER ARTICLES OF UNLIMITED LENGTH : en es
  • FR848630A - Brake for wheels with elastic deformable tires : en fr
  • ES144471A1 - Machine for cinematographic reproductions, particularly for sound films and images. : en es
  • GR8558B - PACKAGING FROM THREE CONNECTED, SEPARATE PIECES BREAKING EACH ON ONE LEVEL. : el en
  • GB514212A - Improvements in electrical resistance thermometers : en
  • GB514227A - An improved self-locking releasable fastening : en
  • US2177704A - Arrangement for operating highpressure metal vapor discharge devices : en
  • US2178028A - Paring knife : en
  • US2177950A - Liquid level control for well pumping apparatus : en
  • GB514256A - Improvements in and relating to track vehicles : en
  • AU108856B2 - Improved incinerator : en
  • ES144368A1 - Power plant powered by the wind through large air turbines. : en es
  • GB514154A - Improvements in or relating to signalling systems : en
  • ES144420A1 - Apparatus for obtaining carbon sulphide. : en es
  • FR848408A - Process for the production of cementitious, fibrous or similar materials : en fr
  • DE683117C - Method and device for water purification in swimming pools : de en
  • ES144369A1 - Improvements in the mechanisms for the transmission of force. : en es
  • ES144334A1 - A procedure for the manufacture of tiles, tiles and siding plates for facades, walls in a stairwell, window benches, as well as irregular shapes with smooth gloss or matt surfaces and decoration. : en es
  • DE683246C - Anti-glare device for motor vehicles : de en
  • ES144419A1 - Apparatus for obtaining carbon sulphide. : en es
  • GB514058A - A process for the manufacture of water-soluble urea-formaldehydepolyhydric alcohol condensation products : en
  • GB514217A - Improvements in or relating to electric circuit breakers suitable for high-voltage systems : en
  • US2178242A - Web feeding apparatus : en
  • US2178329A - Manufacture of low boiling hydrocarbon oils : en
  • AU108862B2 - Process forthe application of luminous substances on walls : en
  • DE683186C - Floating device for reloading coal from barges to seagoing vessels : de en
  • SU55951A1 - Telegraph Retraississi Bodo : en ru
  • FI18630A - Procedure for removing friction between a vehicle moving along a surface and a surface : en fi
  • GB514149A - Manufacture of anhydrous aluminium sulphate : en
  • GB514233A - Improvements in artificial bridge teeth : en
  • FR848407A - Process for stabilizing insoluble alkaline earth compounds with glycolates : en fr
  • FR848434A - Ball-driven spreader bar with opposite ramps, for controlling the upper arms of bicycle brakes or the like : en fr
  • US2177769A - Loud-speaking intercommunicating system : en
  • US2178115A - Hand operated clamping device for multiple spindle machines : en
  • USD117380S - Design for a door handle : en
  • ES144371A1 - A system of friction wheels. : en es
  • US2177705A - Electric lamp : en
  • DE683168C - Piston slide carburetor : de en
  • DE683333C - Mold for casting magnesium : de en
  • US2178107A - Athletic shoe : en
  • USD117374S - Design fob a plate ob simtlab : en
  • CH207315A - Device for moving the counter slatted frame for plaster and similar ceilings. : de en
  • CH207414A - Jockstrap. : de en
  • US2177808A - Tiltable couch for x-ray diagnosing purposes : en
  • CH207407A - Device for current or voltage-dependent regulation of grid-controlled rectifiers. : de en
  • CH207408A - Arrangement to avoid voltage jumps when regulating the voltage of converters. : de en
  • DE683351C - Copier : de en
  • CA384866A - Photographic apparatus double sheet stop : en fr
  • CA384868A - Refrigerating apparatus : en fr
  • BE436371A - : en
  • CH207363A - Fletched projectile. : en fr
  • US2177886A - Apparatus for removing devices from wells : en
  • CA384873A - Glass building block : en fr
  • US2178380A - Phototype composing machine : en
  • USD117421S - Design fok a decorative nail : en
  • US2177867A - Well bit : en
  • AU108847B2 - Improvements in process of treating cellular matter : en
  • DE683377C - Circuit arrangement for receiving alternating current signals in telephone systems : de en
  • FR848520A - System allowing the combustion of waste oils and derivatives preserving the cultures from frost : en fr
  • GB514126A - Improvements in machines for nibbling or punching metal and other sheets : en
  • US2177902A - Trap fishhook : en
  • FR848533A - Two-stroke, one-way air-swept internal combustion engine with spool valve distribution : en fr
  • US2177635A - Photographic emulsion : en
  • US2177692A - Oscillation translating device : en
  • FR848409A - Device intended to be applied to headlights : en fr
  • GB514150A - Improvements in valves of the plug type : en
  • BE436506A - : en
  • CA384849A - Aircraft rate of climb indicator : en fr
  • DE683347C - Band saw machine with open saw band : de en
  • US2177899A - Closure cap for receptacles : en
  • US2178453A - Coupling circuits : en
  • GB514042A - Improvements in the preparation of supports for dye-impression prints from photographic originals : en
  • US2177979A - Chuck : en
  • US2178209A - Packing mold : en
  • US2178488A - Spinning or twisting spindle : en
  • US2177965A - Vending machine : en
  • US2178466A - Flagpole support : en
  • CH207326A - Method and apparatus for incinerating materials such as slaughterhouse waste, rendering plant, etc. : en fr
  • DE683137C - Frame for motorcycles : de en
  • GR8560B - ARTIFICIAL UTENSILS AFTER ITS MISSES. : el en
  • GB514091A - Concentric lines and circuits therefor : en
  • GR8569B - PRACTICAL CLOTHING HANGER. : el en
  • US2178289A - Electrical relay : en
  • USD117373S - Design fob a punch bowl or similar : en
  • US2177730A - Potato digger chain : en
  • US2178046A - Drafting machine : en
  • US2177916A - Plumber's test plug : en
  • AU108879B2 - Improvements in and relating tothe treatment of gas forthe separation therefrom of suspended particles of solid or liquid material : en
  • CA384895A - Signalling system : en fr
  • CH207345A - Process for the production of a sulfur dye. : de en
  • DE683239C - Device for the production of building bodies with a curved outline : de en
  • DE683264C - Deflection device on the support belts for zigzag fabric, paper or cellulose webs, especially in dryers : de en
  • US2178111A - Apparatus for the manufacture of hats : en
  • CH207393A - Magneto. : de en
  • CH207422A - Arrangement for remote control of radio receivers. : de en
  • BE436545A - : en fr
  • CH207437A - Support device for stationary bicycle. : en fr
  • US2178274A - Frangible tableware : en
  • AU543738A - Improvements in electric insulated wires and cables : en
  • US2177770A - Photographic camera : en
  • US2178065A - Remote control device for ranges : en
  • US2178260A - Automatic phonograph : en
  • USD117437S - Design for a display container for : en
  • CH207376A - Timepiece. : en fr
  • CH207379A - Watch movement with alarm clock. : en fr
  • AU469038A - Improvements in or relating to altimeters, depth and like distance measuring apparatus : en
  • CA384845A - Railway car brake arrangement : en fr
  • CH207446A - Process for preparing a macrocyclic lactone. : en fr
  • GB514136A - Improvements in or relating to electric batteries : en
  • DE683161C - Electric table lamp with a reflector that directs part of the light beams at an angle : de en
  • FR848429A - Improvements to electrical apparatus comprising one or more multigrid discharge tubes : en fr
  • CA384890A - Paper container : en fr
  • US2177860A - Baseball game : en
  • US2177907A - Hair comb attachment and cleaner : en
  • CA384915A - Cellulose derivative processing : en fr
  • CH207371A - Arrangement for wireless direction determination. : de en
  • US2178267A - Slice separator for knives : en
  • CH207405A - Process for improving the permeability of mass cores produced by injection molding. : de en
  • GB514216A - Improvements relating to sealed bag or package formations and method and apparatus for making same : en
  • US2177896A - Motor vehicle : en
  • AU108875B2 - Improvements in or relating to altimeters, depth and like distance measuring apparatus : en
  • ES144332A3 - Improvements introduced in a process for obtaining soles of moldable material, especially suitable for military shoes, mountain shoes, for sports and the like. : en es
  • US2177839A - Mechanical pencil : en
  • US2177970A - Golf club shaft : en
  • CA384892A - Cathode ray tube time base : en fr
  • CH207418A - Process for the transmission of switching criteria in telecommunication systems, in particular teleprinter systems and circuit arrangements for performing this process. : de en
  • US2177677A - Ladder leg attachment : en
  • US2177831A - Welding apparatus : en
  • US2177918A - Container for packaging pourable materials : en
  • US2177924A - Wheel and axle assembly : en
  • US2178458A - Braun tube : en
  • US2178476A - Wood-sawing machine : en
  • US2177868A - Welded joint : en
  • US2178402A - Method of providing an ornamental coating to a surface : en
  • US2177707A - Method of making elemental sulphur from ores and gaes containing sulphur : en
  • US2177905A - Holder for thin material : en
  • US2177952A - Transmission : en
  • CH207356A - Pen holder. : de en
  • AU456338A - An improved device for treating hair and scalps : en
  • US2177981A - Weaving frame : en
  • US2178139A - Sulpho-carboxylic acid esters of alcohol amine derivatives : en
  • US2178431A - Pretzel machine : en
  • AU312438A - Improvement in amplifier systems : en
  • CA384863A - Electric motor starting method : en fr
  • FR848461A - Device to facilitate the fitting, in the correct optical position, of spectacle lenses in their frames : en fr
  • BE436383A - : en fr
  • CH207360A - Large caliber handgun. : de en
  • US2177700A - Piston ring construction : en
  • US2177775A - Circuit breaker : en
  • DE683259C - Device for tensioning ready-formed glass vessels, in particular ampoules : de en
  • CA384847A - Automobile frame straightener and wheel aligner : en fr
  • CH207394A - Gas mixture atomizer for explosion engines. : de en
  • CA384894A - Brake lever : en fr
  • AU108883B2 - Lightning arresters : en
  • AU101739A - Improvements in and relating to ice-cream freezing machines : en
  • US2178057A - System of lenses : en
  • US2177810A - Production of seamless asbestos cement pipes : en
  • US2178383A - Carbon black : en
  • USD117368S - Design for a hamper or similar : en
  • DE681321C - Device for generating body cross-sectional images by means of X-rays : de en
  • USRE21252E - Method of manufacturing abrasive : en
  • CH207372A - Direction finder. : de en
  • DE683127C - Photographic focal plane shutter : de en
  • FR848581A - Automatically controlled valve : en fr
  • US2177928A - Hollow metal ball and method of making same : en
  • US2178445A - Refrigerating machine : en
  • USD117348S - r cutter : en
  • DE683364C - Circuit arrangement for telecommunication, especially pit signal systems : de en
  • GB514234A - An improved extensible prop for use between opposed surfaces : en
  • US2177760A - Tuning device : en
  • US2178524A - Dipping and measuring apparatus : en
  • USD117426S - Design fob a negligee : en
  • AU108835B2 - Improvements in or relating to thermal control devices : en
  • CH207438A - Device for switching gear change transmissions. : de en
  • US2177923A - Improved mineral oil composition : en
  • US2177933A - Box : en
  • US2178225A - Method of and apparatus for calibrating piezoelectric elements : en
  • CA384885A - Element fastening machine : en fr
  • DE683304C - Lock for boxes : de en
  • DK56857C - Adjustment tap for gas or other gases. : da en
  • FR848652A - Process for preparing explosive oils that are difficult to freeze : en fr
  • GB514196A - Improvements in or relating to circuit arrangements comprising controlled gas- or vapour-filled discharge tubes, particularly for seam-welding apparatus : en
  • CH207357A - Electric touch control device for fencing assaults. : en fr
  • US2177738A - Match packet : en
  • CH207378A - Hermetic mounting device for watch movement form. : en fr
  • US2178531A - Sewing machine : en
  • US2178473A - Sharp edge cutting die : en
  • USD117390S - Design for a flexible pocket : en
  • US2178106A - Calk device : en
  • CH207390A - Device for removably joining two metal sheets. : en fr
  • USD117401S - Design for a : en
  • CH207337A - Stiffening device on soft or semi-soft collar. : de en
  • US2178415A - Sheet metal joint : en
  • FR848638A - Detachable buckle for straps, thongs or the like : en fr
  • GB514109A - Improvements in or relating to envelopes, paper bags, and like articles of stationery : en
  • GB514247A - Improvements in apparatus for continuously producing helical coils of wire : en
  • US2177848A - Railway vehicle : en
  • SE97225C1 - Method for the preparation of cellulose esters : en sv
  • US2177795A - Compressor and electrodynamic actuating mechanism therefor : en
  • US2177830A - Balancing apparatus and method : en
  • US2178243A - Film feeding device : en
  • CA384908A - Box making system : en fr
  • DE683115C - Bacteria filter for vacuum cleaners soaked with germicidal substances : de en
  • DE683188C - Timing device, especially for sporting events : de en
  • AU566238A - Improved variable speed power transmission gearing : en
  • CA384826A - Petroleum product colouring apparatus : en fr
  • GB514246A - Improvements relating to pedestal lavatories : en
  • GB514073A - Improvements in thermionic amplifier stages : en
  • US2178419A - Method and apparatus for coating vitreous tubes : en
  • CH207348A - Process and separation device for exudation of solid and semi-solid impurities from liquids containing them in suspension, particularly for the regeneration of used lubricating oils. : en it
  • IE15860L - Adding lead to steel : en
  • GB514294A - Improvements in or relating to arrangements for the regulation of electric supply systems : en
  • AU164338A - Improved method and apparatus for adsorbing moisture andother impurities from air, gas or other fluids : en
  • CA384906A - Closure cushioning and sealing means : en fr
  • FR848564A - Device for connecting, with a rigid drive axle, the masses with displacements damped by spring on motor cars, and this for the transmission of the longitudinal thrust forces : en fr
  • US2178151A - Relay contact spring : en
  • CH207457A - Carrying device attached to an object intended to be carried, in particular a suitcase, which at least makes theft more difficult. : de en
  • US2177659A - Method for improving thermoplastic sheeting : en
  • US2178345A - Doughnut filling machine : en
  • US2178444A - Valve spring dampener : en
  • CH207432A - Plug-in studs. : de en
  • GB514279A - Improvements in or relating to lighting fittings : en
  • US2177713A - Frequency-selective network : en
  • US2178327A - Diesel fuel : en
  • US2178372A - Gas generator : en
  • FR848587A - Improvements to multiplex transmission methods on very high frequency lines, with the same frequencies : en fr
  • GB514106A - Improvements in or relating to muffle furnaces : en
  • GB514262A - An improved process of and composition for leak proofing gas distribution systems : en
  • AU108838B2 - Improvements in or relating to bags : en
  • FR848478A - Devices for filling with ink and reserve of leads for so-called <<pylo>> pen holders combined with the mechanical pencil : en fr
  • US2177984A - Phosphoric acid esters and method of producing them : en
  • CH207412A - Liquid fuel burner. : en fr
  • US2177938A - Switch : en
  • US2177824A - Stove top construction : en
  • AU463838A - Improvements in or relating to facsimile telegraph transmitters andthe like : en
  • FR848516A - Improvements made to centrifugal clutches, in particular those of automotive transmissions : en fr
  • US2178018A - Ornamental coating and material therefor and method of making same : en
  • FR848480A - Iron to massage the face : en fr
  • GB514220A - Improvements in or relating to the manufacture of threading-tips for boot and shoe laces : en
  • BE436430A - Device for the electrical production of mechanical movements : en fr
  • DE683280C - Device for the production of iodine or the like by electrolysis in the root canal to sterilize the root canal of a tooth : de en
  • GB514039A - Improvements in speed indicators : en
  • US2177910A - Apparatus for the continuous mixing and homogenizing of substances : en
  • US2178487A - Device for signaling the presence of illuminating gas in inhabited premises : en
  • USD117431S - Design for a textile fajkic : en
  • AU108868B2 - Improvements in or relating to carpet sweepers : en
  • DE683372C - Guide device, which is arranged on the ceiling of a cold room working with gravity air circulation : de en
  • FR848696A - Continuously Automatic Variable Torque Transformer : en fr
  • AU458338A - Improved incinerator : en
  • US2178146A - Piezoelectric element : en
  • US2178104A - Apparatus for handling thread or the like : en
  • GB514066A - Improvements in and relating to electric valve circuits : en
  • US2178343A - Safety signaling device for automobiles : en
  • US2178135A - Trimming mechanism for grinding wheels : en
  • FR848588A - Improvements to speaker membranes : en fr
  • GB514214A - Improvements in or relating to skates : en
  • US2177796A - Absorption refrigerator mechanism : en
  • US2177922A - Razor blade sharpener : en
  • US2177958A - Brake mechanism : en
  • US2178360A - Coal feeding device for furnaces : en
  • ES144318A1 - An apparatus for obtaining, directly and exclusively by electrolysis, sheets or plates, tapes or bands of electrolytic metal. : en es
  • FR848572A - Puncture-proof inner tube and process for its manufacture : en fr
  • FR848458A - Improvements to systems and devices for reproducing sound from talking films : en fr
  • FR848418A - Heater for combustion air in fireplaces and similar appliances : en fr
  • FR848467A - Rubber vulcanization method and device : en fr
  • DE683348C - Device for grinding the teeth of saw blades clamped in grids : de en
  • US2178276A - Anticheat device for games, etc. : en
  • CH207451A - Process for the preparation of a condensation product. : de en
  • DE683325C - Three-pole shift drum for a four-stroke pole changer : de en
  • ES144409A3 - Procedure for the manufacture of waterproofed cardboard buttons. : en es
  • US2177878A - Spinning top : en
  • ES144338A1 - A procedure for the regeneration and purification of mineral, animal and vegetable oils. : en es
  • US2177634A - Floor covering and method : en
  • US2177892A - Seat : en
  • US2177937A - Water circulation thermostat : en
  • US2178056A - Electron discharge tube : en
  • DE683184C - Vertical chain conveyor : de en
  • CA384886A - Relaxation oscillator : en fr
  • US2178425A - Refrigerating machine : en
  • GB514218A - Improvements connected with electric water heaters : en
  • IE15474L - Opal luminescent glasses : en
  • US2177845A - Floating shaft coupling : en
  • GR8571B - NEW SHAPE METHOD FOR CONSTRUCTION OF FLUID PRODUCTS MEASURES. : el en
  • DK56867C - Holster for rod-shaped Material, in particular Toiletries. : da en
  • GB514197A - Improvements in or relating to collapsible pit props and the like : en
  • DE683236C - Fuel delivery device for internal combustion engines : de en
  • DE683281C - Pharmacy cabinet : de en
  • GB514277A - Improvements in or relating to weighing scales : en
  • FR848649A - Cream box : en fr
  • US2177790A - Educational game : en
  • US2178063A - Terminal clip : en
  • DE683110C - Electric tungsten or molybdenum resistance furnace : de en
  • DE683111C - Process for the production of paints that are resistant to corrosion : de en
  • CA384840A - Silencer for gaseous currents : en fr
  • ES144428A1 - Discharge procedure applicable to calcination furnaces. : en es
  • DE682804C - Device for automatic switching of the longitudinal movement of the ribbon in recording devices o. : de en
  • DE683242C - Automatic pressure medium switching device for gear change transmissions of motor vehicles : de en
  • FR848503A - Electrical pulse transmitter : en fr
  • USD117411S - Design for a dress : en
  • US2178390A - Gold pan : en
  • US2178449A - Card-holding clip : en
  • ES144407A1 - A new system of automatic falleba. : en es
  • CA384844A - Cotton cord processing : en fr
  • DE683240C - Pull cord coupling : de en
  • ES144358A1 - A splinting device for the transport and rest of injured arms and legs. : en es
  • GB514113A - Tool for cutting curved tooth bevel gears continuously : en
  • US2178053A - Corn planter : en
  • US2178352A - Projection apparatus for a small planetarium : en
  • GR8557B - PHOTOVOLOG COLUMN OF NON-DAMAGING LIGHT FOR DARKING AND DECORATION. : el en
  • DE683301C - Process for the production of lightweight building blocks : de en
  • FR848446A - Wire stripper and electric cables in metallic tubular sheath : en fr
  • FR848609A - Joggers : en fr
  • US2177939A - Juice extracting device : en
  • US2178032A - Forging machine : en
  • ES144321A3 - A system for signaling the exhaustion of gas filters and scrubbers. : en es
  • US2177991A - Automobile frame and structural member : en
  • US2178120A - Fishing reel : en
  • US2178391A - Staple machine : en
  • US2177973A - Shaving device : en
  • US2177757A - Phosphoric acid esters of nitroalcohols : en
  • US2177986A - Bedclothes adjuster : en
  • US2177772A - Desk set : en
  • US2178269A - Batter mixer scraping mechanism : en
  • FR848435A - Process for manufacturing raceways in ball bearings or in ball-mounted devices : en fr
  • FR848476A - Improvements to clippers for cutting hair or hair : en fr
  • US2177841A - Means for converting direct current into alternating current : en
  • AU108860B2 - Improvements in electric insulated wires and cables : en
  • US2177858A - Apparatus for exciting luminous tubes : en
  • US2177865A - Lug locking lock washer : en
  • US2178454A - Production of olefin oxides : en
  • US2178494A - Receptacle holder : en
  • FR848502A - Mobile toy with device producing acoustic signals : en fr
  • GB514165A - Improvements in indicators for the position of retractable under-carriages in aircraft : en
  • GB514173A - Improvements in and relating to autographic registers : en
  • CH207365A - Mass locked automatic firearm. : de en
  • DE683108C - Adjustable choke coil : de en
  • US2177628A - Lawn mower : en
  • US2178223A - Pressure regulating valve : en
  • US2178412A - Upholstered article and method of making same : en
  • US2177882A - Window : en
  • FR848511A - Manufacturing process for compressed material products : en fr
  • FR848576A - Process for applying a coating on roads and apparatus for carrying out this process : en fr
  • GB514275A - Improvements in and relating to tins and similar containers for powdered and like substances : en
  • GR8556B - GEAR CHANGE MECHANISM FOR SPEED MOTORCYCLE, BICYCLE MOTOR MOTORCYCLE (MOTORCYCLES). : el en
  • US2177680A - Automatic winder : en
  • US2178297A - Internal combustion engine : en
  • CH207312A - Emptying device for a barrel. : en fr
  • FR848698A - Improved printing on transparent sheet : en fr
  • FR848634A - Caller simulating a bird with movable wings and heads : en fr
  • FR848689A - Constant level air humidifier : en fr
  • FR848423A - Infantry machine gun aiming device : en fr
  • CH207323A - Process for the production of acid-proof mortar. : de en