• DE549978C - Electrical plug with a disk that turns under the action of a spring and covers the plug sleeves : de en
  • DE550416C - Packing press for scrap : de en
  • US1857487A - Switch blade device : en
  • US1857180A - Method of and apparatus for operating upon shoe-part blanks : en
  • US1857223A - Transmission synchronizing device : en
  • DK45641C - Circuit arrangement for fully or semi-automatic Telephone Systems. : da en
  • FR725331A - Device applicable to reservoir pen holders, allowing them to be placed vertically on a desk or any other support : en fr
  • FR725474A - A method of making a gastric mucin compound : en fr
  • FR725490A - Piston for internal combustion engine : en fr
  • US1857640A - Metal filing cabinet : en
  • AT128116B - Machine for the production of sleeves for matchboxes or the like. : de en
  • CA322268A - Gaseous electric discharge device : en fr
  • DE550316C - Method for restoring synchronization in needle-point film machines : de en
  • FR725138A - Clutch plates : en fr
  • FR725519A - Tubular steam generator, including the supply of an additional quantity of working fluid for temperature regulation : en fr
  • GB372559A - Improvements in absorption refrigerating machines : en
  • US1857943A - Window fastener : en
  • CA322198A - Water-supply cock : en fr
  • CH154578A - Profiling machine. : en fr
  • US1857308A - Catalytic apparatus : en
  • US1857674A - Speedometer with rotating magnet : en
  • US1857827A - Telephone system : en
  • US1857794A - Wave energy translating diaphragm and method of mounting it : en
  • US1857981A - Antioxidant : en
  • GB372605A - Improvements relating to roof supports for mines : en
  • US1857770A - Humidifier : en
  • US1858033A - Trimming machine : en
  • FR725259A - Device for waving hair : en fr
  • FR725513A - Advertising and timekeeping device : en fr
  • GB372461A - Improvements in and relating to hopper wagons : en
  • FR725545A - Cistern for toilet areas : en fr
  • DE550568C - Procedure for testing tissues : de en
  • CH154479A - Device for unwinding thread coils from the inside out. : de en
  • DK45635C - Weighing and filling machine, by which the material is filled into containers by one or more supply devices, which are controlled by the movements of the machine. : da en
  • FR725441A - Gaiter : en fr
  • GB372492A - Improved manufacture of railway permanent way material and rolling stock : en
  • GB372801A - Treatment of ammonia liquors obtained from the carbonisation of coal : en
  • FR725458A - Metal clothespin : en fr
  • GB372451A - Improvements in or relating to electrolytic cells : en
  • FR725518A - Small liquid volume steam generator : en fr
  • DE550333C - Optical system for devices for transmitting light signals on railroad trains : de en
  • FR725341A - Hose for water pipes or other fluids : en fr
  • GB372608A - Improvements in or relating to electric insulators : en
  • DE550061C - Device for the rapid de-energization of electrical power generators : de en
  • DE550091C - Epicyclic gearbox : de en
  • FR725564A - Sports stockings : en fr
  • GB372566A - Improvements in baking tins : en
  • US1858197A - Electric plug connecter : en
  • US1858144A - Jar holder : en
  • US1857136A - Sink fixture : en
  • FR725348A - Underwater floats for fishing at great depths or for all other uses : en fr
  • FR725119A - Method and device for measuring the vertical distance from the ground of objects in space, such as aircraft : en fr
  • FR725307A - Improvements to photographic matrices : en fr
  • FR725388A - Horizontal sliding window constructed in several pieces : en fr
  • FR725394A - Improvements made to the control rods of mower blades and similar components : en fr
  • US1857257A - Method and machine for forming glass tubing from pressed glass blanks : en
  • US1857855A - Apparatus for molding cast iron pipes and the like : en
  • FR725465A - Piston improvements : en fr
  • US1857477A - Valve construction : en
  • FR725166A - Stabilizer with emergency parachute for aircraft : en fr
  • FR725253A - Method of producing gaseous or liquid sulfur dioxide from gases or gas mixtures : en fr
  • DE550066C - Sand blow molding machine : de en
  • CA322230A - Process of preparing a preserving polish : en fr
  • CH154652A - Shoe insole to combat kinetic foot complaints. : de en
  • DE517587C - Kloeppel for high-speed braiding and Kloeppel machines : de en
  • GB372378A - Improvements in and connected with screw propellers : en
  • AT128151B - Transmission between two shafts with adjustable transmission ratio. : de en
  • DE549238C - Color selection and counting device for card punching machines : de en
  • DE550721C - Measuring string for an acoustic strain gauge : de en
  • FR725127A - Improvement to taps for heating water by electric current : en fr
  • FR725512A - Process for manufacturing sound discs the recording of which can be reproduced : en fr
  • FR725606A - Food canned plant installation : en fr
  • AT128078B - Process and device for the distillation of hydrogen peroxide. : de en
  • AT128214B - Gas-filled discharge tube. : de en
  • CA322359A - Spring clamp for tire chains : en fr
  • CA322235A - Sausage mixing and stuffing device for meat cutting machines : en fr
  • CA322287A - Furnace grate : en fr
  • US1857167A - Power driven shears for cutting sheet material such as metal, leather, cardboard, orthe like : en
  • US1857386A - Relay device for automatic control by the use of alpha fluid under pressure : en
  • US1857587A - Method for use in factory management : en
  • US1857600A - Manufacture of metal covered copper wires : en
  • US1858016A - Plural-member stylus or the like : en
  • FR725497A - Listellos or lintels for joints : en fr
  • GB372694A - Improvements in or relating to devices for holding in position medical applications,priessnitz compresses, bandaging material and the like : en
  • CH154518A - Method of tanning. : de en
  • DE550325C - Process for the preparation of camphene : de en
  • FR725180A - Automatic postage stamp machine : en fr
  • AT128110B - Shoe and process for its manufacture. : de en
  • DE550100C - Direction indicators : de en
  • CH154602A - Double winch for elevators with trolleys, especially for agricultural goods. : de en
  • CH154681A - Transmission gears. : de en
  • FR725740A - Improvements to steam-heated radiators especially for railway cars : en fr
  • FR725122A - Improvements to stepladders with retractable steps : en fr
  • US1857521A - Metallic arc welding electrode : en
  • US1857932A - Trap : en
  • US1858132A - Loose leaf binder : en
  • FR725189A - Manufacturing process of articulation legs : en fr
  • GB372582A - Improvements relating to wheels : en
  • US1857829A - Shower pipe : en
  • US1857712A - Table accessory : en
  • US1857725A - Roasting apparatus : en
  • DE550634C - Rolling frame with double wedge adjustment formed by two closed stands, which are extended in the upper part : de en
  • FR725264A - Further training for reproducers for phonographic amplifiers : en fr
  • US1857613A - Oil burner : en
  • FR725292A - Device for heating bathtubs and other elongated vessels : en fr
  • DE550344C - Device for the protection of massive construction parts in the area of the stator frontal stray field of multi-phase AC machines against eddy current losses : de en
  • FR725260A - Assembly ensuring the rotation of the heating appliance doors : en fr
  • GB372425A - Improvements in and relating to the manufacture of cellulose and the like : en
  • AT128054B - Collapsible lampshade. : de en
  • CA322327A - Manifolding device : en fr
  • AU555731A - An improved apparatus for castrating animals : en
  • CA322337A - Induction furnace : en fr
  • CH154541A - Mountain stick. : de en
  • US1857194A - Oscillation generator : en
  • US1857254A - Method of producing rings : en
  • US1857611A - Landing gear : en
  • US1857745A - Picture telegraph apparatus : en
  • AT128111B - Machine for joining veneer or similar strips along butting edges. : de en
  • CH154603A - Elevator with left and right movement of the conveyed goods. : de en
  • AT128067B - Device for the automatic shutdown of electrical power generators or converters when an earth fault occurs. : de en
  • FR725214A - Contactor device for vehicles running on railway tracks : en fr
  • DE550727C - Chopping machine with knives sitting on parallelogram guides : de en
  • US1857197A - Insulated connecter for outlet boxes : en
  • US1857976A - Toy : en
  • AU758732A - A helicopter : en
  • CA322285A - Wheel alignment gauge : en fr
  • CH154551A - AC instrument. : en fr
  • CA322252A - Power transmission mechanism : en fr
  • FR725131A - Advanced transmission mechanism and its applications : en fr
  • US1857434A - Guy wire anchor device : en
  • FR725294A - Improvements to hydraulic presses or presses : en fr
  • GB372435A - An improved device for the periodic opening or closing of an electric circuit : en
  • FR725605A - Process for using coal waste for the thermal preparation of phosphorus : en fr
  • US1857373A - Hay baler and loader : en
  • CH154546A - Machine comprising a movable slide on a frame as well as a device for measuring the relative movements of these two parts. : en fr
  • DE550398C - Underwater sound system : de en
  • AT128125B - Hair dryer. : de en
  • AT128135B - Friction gears, especially for starting internal combustion engines. : de en
  • CH154482A - Rubber fabric. : de en
  • DE550435C - Procedure for the calibration of measuring capacitors : de en
  • FR725369A - Lag screw in which the profile of the thread decreases towards the foot : en fr
  • GB373282A - Improvements in or relating to motor road vehicles : en
  • AT128104B - Isolation rings for coils of oil transformers or the like. : de en
  • CH154596A - Sealing device with cable gland. : en fr
  • AT128119B - Suitcase with an inserted washbasin. : de en
  • CH154564A - Clockwork movement rack. : en fr
  • DE550244C - Rack washer : de en
  • US1857375A - Combination parachute harness : en
  • US1857787A - Electric conduit sectional outlet box : en
  • US1858130A - Holder : en
  • US1858229A - Regenerative coke oven : en
  • US1857702A - Temperature controlling method for ceramic furnaces or kilns : en
  • USD86909S - a davenport : en
  • USD86930S - Design fob a hood : en
  • USRE18459E - Ernest w : en
  • US1857470A - Process for obtaining orthophosphoric acid and/or conversion products thereof : en
  • DE542033C - Process for the simultaneous planing of several grooves on one or more workpieces : de en
  • DE550564C - Cleaning device for liquid enriched with finely divided filler : de en
  • DE550614C - Conveyor trough with mutually movable thrust plates : de en
  • CH154710A - Process for the preparation of a water-insoluble azo dye. : de en
  • DE550199C - Device for issuing newspapers or the like. : de en
  • CH154533A - Typewriter pad. : de en
  • CH154537A - Light setting process. : de en
  • US1857655A - Process of preparing secondary and tertiary aliphatic amines from primary aliphatic bases : en
  • US1858217A - Building material : en
  • US1857755A - Adjustable pitch propeller : en
  • US1857857A - Fountain lather brush : en
  • US1857916A - Electric sign : en
  • AU193631A - Drain plough, grader orthe like : en
  • DE548996C - Wall or wall bed : de en
  • GB372678A - Improvements relating to the welding of ingot iron, gray cast iron, cast steel, cast silicon steel and structural steel : en
  • DE550432C - Copy pad : de en
  • US1857922A - Pumping apparatus : en
  • US1858061A - Evaporator : en
  • GB372546A - Apparatus for dispensing liquids : en
  • GB372532A - Improvements in or relating to apparatus for grading gravel and the like materials : en
  • DE550237C - Lubricating device for a synchronous motor assembled with a gear drive in a common housing for driving watches or the like. : de en
  • FR725220A - Process for separating sulfur dioxide from gas mixtures which contain it : en fr
  • US1857139A - Pressure gauge indicator : en
  • US1857594A - Duplex triode vacuum tube : en
  • US1857394A - Vapor condensation : en
  • US1858071A - Centrifugal apparatus : en
  • US1857834A - Tack-removing device for skin drying holders : en
  • US1858055A - Fountain washing device : en
  • US1857505A - Method of butt welding by means of alpha flashing electric arc : en
  • CH154587A - Method and device for applying an even coating of paint to wide strips of cellulose hydrate. : de en
  • US1857311A - Indicator : en
  • CH154654A - Massage apparatus. : de en
  • DE550092C - Process for the production of a pectin product which is suitable for jelly formation : de en
  • US1857256A - Diesel engine : en
  • DE550230C - Doll or toy with rings built into the body or head to hold the tuning body drum that can be pushed into the ring and removed : de en
  • DE550369C - Resilient, flexible tool for tiller : de en
  • FR725212A - Roof : en fr
  • FR725298A - Device for the assembly of accumulator elements in a safe : en fr
  • FR725627A - Advanced crusher : en fr
  • US1857768A - Drapery and curtain support and operating means therefor : en
  • FR725516A - Method and devices for promoting plant growth : en fr
  • GB372606A - Improvements in and relating to milk transport cans : en
  • GB372681A - Improvements in a ventilator : en
  • GB373128A - Improvements in driving gear for roller hot-beds with rollers transversely inclined to the direction of movement of the work : en
  • US1857173A - Thermostatic switch plug : en
  • US1857369A - Soundproof building construction : en
  • US1857476A - Condenser and condenser material : en
  • US1857179A - Colostomy belt : en
  • US1857814A - Supplying heat in high pressure reactions : en
  • US1857977A - Directional signal : en
  • US1857372A - Utensil : en
  • US1857387A - Changeable exhibitor : en
  • DE550169C - Device for damping the mechanical vibrations of overhead lines : de en
  • DE550574C - Device for switching off turbine sections of the exhaust steam housing or the condenser of steam or gas turbines : de en
  • CH154456A - Electric heater. : de en
  • AT128023B - Process for the thorough impregnation of wood. : de en
  • FR725422A - Improvements to electrical amplifying devices of the thermionic type : en fr
  • CH154440A - Scraper. : de en
  • US1857473A - Airplane propeller : en
  • USD86928S - Design for a jar or similar article : en
  • DK45657C - Atomizer Carburetor without Swimmer. : da en
  • FR725213A - Improvements to stereoscopes : en fr
  • AT128029B - Device for pressing records, in particular made of flexible plastic material. : de en
  • CA322361A - Manufacture of films, foils, etc. : en fr
  • DE550164C - Sliding brake bumper : de en
  • AT128216B - Regenerative braking circuit for direct current machines working as shunt generators. : de en
  • CA322265A - Alloy for soldering metal objects : en fr
  • CA322253A - Reversible swinging wringer mechanism : en fr
  • US1857913A - Booth construction : en
  • US1857595A - Method of producing molybdenum-bearing iron : en
  • US1857619A - Rotary inlaying machine : en
  • US1857875A - Switch for electrical systems : en
  • GB372617A - Improvements relating to apparatus for coiling metal bars in the formation of frames particularly applicable to concrete reinforcement : en
  • DE550271C - Device for atomizing disinfecting liquids : de en
  • US1857751A - Shoe sole : en
  • CA322187A - Nut and retainer : en fr
  • CH154563A - Timepiece. : en fr
  • AU283631A - Improvements in riddles or screens applicable to separate straw in harvester machines : en
  • CA322170A - Manifolding device : en fr
  • AT128185B - Terminal arrangement on electrical measuring devices. : de en
  • CH154730A - Machine for melting the supporting frame into the glass bulb of electric light bulbs and other closed glass vessels. : de en
  • US1857429A - Fermentation of cellulosic materials : en
  • US1858065A - Locking mechanism : en
  • GB372597A - Improvements in or relating to cooking utensils : en
  • FR725467A - Flat iron tubes with hollow profiles for building carcasses : en fr
  • CH154506A - Process for the preparation of alkyl halides. : de en
  • GB372562A - Process for the manufacture of azo dyestuffs : en
  • DE550163C - Oven for warming up the ends of work pieces : de en
  • DK45629C - Procedure for operating an electric discharge pipe and a system containing such a pipe. : da en
  • FR725239A - Cigarette machine operating by sectioning continuous strands with adjustable guide piece for the paper web : en fr
  • US1857450A - Process of heat treating edible substances : en
  • US1857682A - Curtain control : en
  • US1858191A - Automatic circuit breaker : en
  • US1858231A - Vortex sand trap and deflector riffle : en
  • CA322156A - Navigation apparatus : en fr
  • CA322309A - Electro-optical apparatus : en fr
  • CH154441A - Cow tail holder. : de en
  • CA322322A - Tractor truck : en fr
  • AT128205B - Coin feeler lever arrangement for cashiers, especially for payphones. : de en
  • US1857190A - Process for the hydrolysis of cellulose acetate : en
  • US1857362A - Drainage apparatus : en
  • US1857879A - Metal powder : en
  • US1858219A - Card holder : en
  • US1858226A - Rotary radiator : en
  • CA322332A - Slicing machine : en fr
  • FR725408A - Brush holder with application device mounted so as to oscillate sideways : en fr
  • GR3642B - MATTER BY TH Spread EXTERNAL SURFACE TONILEKTRIKON lamp or lampshade OR OTHER BODIES IEPIFANEION MAKES NO TO LIGHT EISKAT ten hours' ARESKEIAN COLORS USING ON ELECTRIC LIGHT IN MINUTES The SOLAR LIGHT. : el en
  • AT128056B - Device for aligning oval cigarettes. : de en
  • CH154542A - Track for skiing, toboggan, etc. : en fr
  • AT128032B - Device for inserting pessaries. : de en
  • CA322218A - Tie rod for concrete construction : en fr
  • CA322162A - Intaglio printing ink : en fr
  • CA322201A - Wardrobe hanger : en fr
  • FR725446A - Protective cap for spark plugs : en fr
  • GB372601A - Improved device for spraying liquids : en
  • US1857773A - Brake testing device : en
  • US1858172A - Hat renovating machine : en
  • US1858216A - Paper transfer file : en
  • CH154536A - Process for preparing a photographic emulsion for metal films. : de en
  • DE550577C - Automatic coupling for the brake air lines on railroad cars below an automatic draw-hook coupling : de en
  • FR725108A - Spur gear hoist : en fr
  • FR725278A - Rich fertilizers based on ammonia-magnesium phosphate : en fr
  • FR725645A - Device used to automatically wind the wires of all telephone devices in general : en fr
  • GB372452A - An improved knitted fabric and means for producing the same : en
  • AU50731A - Improvements in apparatus for washing dishes andthe like : en
  • DE550145C - Crawler vehicle in which two crawler tracks are combined to form a pair of undercarriages by a cross member that is used to take over the load : de en
  • AT128176B - Lead sheathed cables, especially for high voltage. : de en
  • DE550348C - Electromagnetic circuit symbol in which a magnetic armature removed from its rest position is returned to its rest position by magnetic pull : de en
  • FR725646A - Device applicable to leather belts in the field to make them essentially disengageable : en fr
  • US1857385A - Oil and/or reagent feeder : en
  • US1858181A - Aquarium : en
  • US1857281A - Gun wad material : en
  • US1857446A - Knife and knife holding means for veneer lathes : en
  • US1857944A - Sewing machine attachment : en
  • CH154521A - Plastic molding composition. : en fr
  • US1857716A - Combined furniture and radio receiving apparatus : en
  • US1857905A - Control mechanism : en
  • US1857928A - Pocketbook top : en
  • AT128017B - Low phase resistance. : de en
  • CH154458A - Process for the manufacture of pieces of artificial marble and resulting product. : en fr
  • CH154545A - Automatic firearm. : en fr
  • CH154566A - Watch. : en fr
  • DE485627C - Standstill device for film projectors : de en
  • US1858056A - Dental apparatus : en
  • AT128146B - Carburetor. : de en
  • AT128175B - Device to prevent reignition in mercury vapor rectifiers. : de en
  • US1857821A - Flexible hose and connection : en
  • USD86919S - Jack i : en
  • US1857147A - Foundation garment : en
  • US1857940A - Valve cock : en
  • US1857984A - Egg case filler : en
  • US1857616A - Hydraulic underreamer : en
  • US1857962A - Lateral control means for airplanes : en
  • US1857978A - Power apportioning means : en
  • US1857220A - Switch operating mechanism : en
  • US1857413A - Fluid operated apparatus : en
  • CA322320A - Telephone system : en fr
  • US1857601A - Operative mechanism for steam presses : en
  • US1857743A - Spinning and twisting machine : en
  • DE550641C - Composite rail : de en
  • FR725427A - Distributor mechanism for plates, coverslips and similar objects bearing a signature : en fr
  • US1857426A - Demountable rim : en
  • US1858128A - Aeroplane : en
  • FR725389A - Improvement in key cases : en fr
  • US1857128A - Electron discharge system : en
  • US1857159A - Clip for guard-boards of scaffolds and the like : en
  • FR725215A - Sheet steel chain breaker bar : en fr
  • AT128215B - Process for the production of staggered fiber insulation, in particular for cables. : de en
  • AU568832A - Safety device for pneumatic tyred vehicles : en
  • US1857535A - Evaporating apparatus : en
  • CA322280A - Load discharging railway car door mechanism : en fr
  • CA322279A - Solid carbon dioxide product : en fr
  • GB372544A - Improvements relating to four-stroke-cycle internal-combustion engines : en
  • US1857352A - Mechanical movement : en
  • US1858148A - Artificial flowers and method of making them : en
  • US1857846A - Oil burner : en
  • US1858023A - Air conditioning apparatus for storage rooms : en
  • US1857691A - Shellac substitutes : en
  • AT128035B - Holder for lipsticks etc. like : de en
  • CH154636A - Electrode resistant to the effects of electric arcs and sparks. : de en
  • DE550315C - Procedure for quenching wood : de en
  • CA322217A - Lintel anchor : en fr
  • US1857344A - Blowpipe : en
  • US1858193A - Manufacture of leather : en
  • US1857543A - Carburetor : en
  • AT128150B - Waterproof or airtight rubber hose feed-through. : de en
  • US1858154A - Tractor : en
  • AT128028B - Device for the floating treatment of ores, coal and other floating substances. : de en
  • CA322248A - Gravity determining apparatus : en fr
  • US1857812A - Process and apparatus for cleaning waste : en
  • US1857966A - Picture frame : en
  • US1857176A - Tool for making armatures : en
  • FR725115A - Burglary device : en fr
  • FR725168A - Turn, tilt, climb and descent indicator instrument for blind flights : en fr
  • AT128154B - Process for applying thermal insulation to pipes. : de en
  • CA322338A - Garment press : en fr
  • CH154454A - Heating device for operating warm air heating. : de en
  • GB372481A - Improvements in sludge elevators or dredgers : en
  • US1857617A - Clothes rack : en
  • US1857764A - Spring device : en
  • US1858019A - Manufacture of aralkyl ethers of cellulose and plastics containing same : en
  • US1858225A - Machine for forming commutator rings : en
  • FR725142A - Improvements to automatic closing and opening gates for level crossings and track crossings : en fr
  • FR725310A - Method and apparatus for activating and cooling adsorbers : en fr
  • FR725314A - Multiple printing device for printing plates or templates, intended for address printing machines, operated by hand : en fr
  • GB372565A - Improvements in or relating to wireless tuning coils : en
  • US1857823A - Retainer for ball bearings : en
  • US1857748A - Glass cutting machine : en
  • US1857836A - Float preventer for looms : en
  • US1857216A - Thermionic measuring instrument : en
  • CH154472A - Broom for cleaning or polishing. : en fr
  • AT128018B - Cooking pot. : de en
  • CA322326A - Electrical condenser system : en fr
  • DE550206C - Spark plug testing device with light tubes : de en
  • DE550715C - Hip bath : de en
  • DE550409C - Arrangement inside discharge vessels : de en
  • US1857544A - Brooder stove : en
  • USD86927S - Design fob a plate ob similar article of glassware : en
  • USD86935S - A cobfobation of new : en
  • CH154720A - Process for the production of a real vat dye. : de en
  • CA322313A - Lathe bed : en fr
  • GB372609A - Improvements relating to paper folding machines : en
  • FR725148A - Device for automatic adjustment of the earthing inductance in high voltage networks : en fr
  • FR725553A - Mechanical fruit grater : en fr
  • FR725578A - Process for sweetening and flavoring sparkling wines : en fr
  • US1857603A - Snow melting apparatus : en
  • US1857638A - Keyless switch : en
  • GB372572A - Improved process for obtaining pure aluminium-alkali double fluorides : en
  • DE550448C - Tip storage for precision measuring devices : de en
  • GB372552A - Improvements in or relating to electric arc lamps : en
  • GB373179A - Trackways for road-vehicles on railways : en
  • US1857155A - Variable condenser : en
  • FR725110A - Method and apparatus for magnetic separation : en fr
  • FR725404A - Centrifugal pump : en fr
  • FR725236A - Improvements to dye vats : en fr
  • GB372434A - Process for separation of acetic anhydride and acetic acid : en
  • DE550136C - Shelf with adjustable shelves : de en
  • DE550646C - Violet pigment colors : de en
  • US1857642A - Calculating and similar machine : en
  • US1857801A - Strand slackening device : en
  • FR725178A - Method and device for the construction of floors and roofs : en fr
  • FR725282A - Improvement in dressing objects : en fr
  • US1857510A - Electric heater : en
  • USD86915S - Jacob w : en
  • FR725112A - Gear shifting with satellites : en fr
  • US1857255A - Indicator : en
  • US1857853A - Closure for containers : en
  • US1857998A - Machine for building tire flaps : en
  • DE550714C - Hypodermic injection : de en
  • GB372505A - Improvements relating to gear changing mechanism for motor vehicles : en
  • US1857336A - Key container : en
  • US1857460A - Penholder : en
  • US1857927A - Variable dividing machine for dough : en
  • DE538906C - Device for incinerating garbage, in which the difficult to burn fine garbage is separated in the main furnace : de en
  • FR725267A - Manufacturing process of anthraquinone series intermediates : en fr
  • FR725478A - Hourdi : en fr
  • GB372427A - Improvements in or relating to the method of and mechanism for opening sheets in sheet-handling machines : en
  • DE550583C - Process for the production of durable solutions of burseracin from myrrh for therapeutic purposes : de en
  • US1857148A - Foundation garment : en
  • US1858169A - Electric fender tool : en
  • US1857248A - Vehicle drive : en
  • US1857626A - Valve mechanism for internal combustion engines : en
  • US1857742A - Picture telegraphy circuit : en
  • US1858096A - Animal trap : en
  • US1858224A - Roof covering : en
  • CA322221A - Pocket telegraph receptor : en fr
  • US1858150A - Process for concentrating volatile aliphatic acids : en
  • US1858170A - Cutting implement : en
  • CA322351A - Process of coating arc welding electrodes : en fr
  • US1857260A - Wrapper tabbing mechanism : en
  • US1857969A - Fluid dispenser : en
  • US1857950A - Electrolytic production of white lead : en
  • AU198931A - An improved indicating electric fuse : en
  • CA322274A - Manufacture of complex organic iron derivatives : en fr
  • DE550664C - Scattering device for sand, talc or the like, especially for sprinkling roofing felt : de en
  • FR725370A - Improvements to the cowling of aircraft engines : en fr
  • US1857598A - Detachable carrier : en
  • DE550198C - Coin checker : de en
  • CH154727A - Electromagnetic pendulum drive device on clocks. : de en
  • CH154659A - Process for the production of a physiologically active extract. : de en
  • DE550280C - Two-stroke compressed air internal combustion engine : de en
  • DE549988C - Bobbin spinning machine with bobbin carriers that can be swiveled by 180Ò, constant thread run-up and changeable stroke : de en
  • US1857233A - Apparatus for the manufacture of objects consisting of agglomerated substances by centrifugal force : en
  • US1857629A - Amusement device : en
  • US1857869A - Railroad gate operating system : en
  • CA322169A - Bed adjuster : en fr
  • CA322204A - Hydraulic apparatus : en fr
  • CA322216A - Pipe union : en fr
  • US1857854A - Sanitary napkin : en
  • US1858018A - Process for the manufacture of ethers of carbohydrates : en
  • FR725313A - Device applicable to cameras for the automatic adjustment of illumination : en fr
  • CH154693A - Seating and reclining furniture. : de en
  • GB372693A - Improvements in rotary web undersurface printing machines : en
  • CH154530A - Form holder cylinder for intaglio printing machines. : en fr
  • FR725186A - Improvements in the purification of petroleum and its distillates : en fr
  • DE550447C - Device for measuring the phase of mechanical vibrations of rotating bodies : de en
  • DE550225C - Shock absorbers, especially for motor vehicles : de en
  • GB372464A - Improvements in automatic measuring and weighing devices : en
  • IE11798L - Table jellies : en
  • US1857957A - Candle : en
  • FR725221A - Clutch device for controlling the binder shaft of straw balers or similar machines : en fr
  • AT128041B - Circuit arrangement for telephone systems. : de en
  • FR725629A - Further training in the assembly of freight elevator masts : en fr
  • DE550252C - Rolling mill, in particular double duo rolling mill, with two pairs of rolls arranged next to one another : de en
  • US1857588A - Game apparatus : en
  • AT128043B - Process for the preparation of basic products from higher molecular weight aliphatic monocarboxylic acids or their derivatives. : de en
  • US1857649A - Warper treadle : en
  • US1858195A - Antitail spin device : en
  • US1857208A - Chamfering tool and holder : en
  • AT128147B - Lift turbine. : de en
  • CH154651A - Link sleeve. : de en
  • CA322188A - Windshield : en fr
  • CH154504A - Process for the production of camphene. : de en
  • CH154668A - Device for remote counting. : de en
  • US1857464A - Chipping machine : en
  • US1858208A - Display apparatus : en
  • US1857644A - Liquid level gauge : en
  • US1858212A - Snowplow : en
  • DE550544C - Sewing machine with a device for vacuuming the dust : de en
  • DE550556C - Process for rolling strips and sheets to low thicknesses in a warm state : de en
  • AT128136B - Heat storage for steam release. : de en
  • US1857221A - Half speed deck and insetting device : en
  • CA322275A - Manufacture of complex organic antimony derivatives : en fr
  • CA322283A - Load discharging railway car door mechanism : en fr
  • US1857246A - Door for rabbit hutches : en
  • FR725317A - Improved high pressure synthetic ammonia production : en fr
  • GB372440A - Improvements in and relating to chairs, settees and the like : en
  • GB372775A - Improvements in or relating to the production of compositions of or containing rubber : en
  • US1857195A - Wrist watch protector : en
  • US1857333A - New synthetic resins : en
  • US1857459A - Valve for cookers : en
  • CA322172A - Picture and sound resynchronizing apparatus : en fr
  • CA322262A - Gaseous electric discharge device : en fr
  • AT128133B - Method and device for the production of hollow bodies from fiber material. : de en
  • AT128027B - Method and device for the production of panels from a filling material with a cold-setting binder. : de en
  • CA322210A - Railway tie spacer : en fr
  • CH154510A - Process for the preparation of 1,4-diamino-2-methoxy-anthraquinone. : de en
  • CH154609A - Device to support the claws of the housing of steam and gas turbines and other machines that get hot. : de en
  • FR725462A - Improvements to mobile windows, especially those for vehicles : en fr
  • US1857581A - Renewable fuse : en
  • US1857707A - Cotton press : en
  • US1857765A - Safety device for speed governors of the pickering or like type : en
  • CA322358A - Electrical conductor terminal cap : en fr
  • AT128165B - Arrangement for the smooth storage of vibrating masses. : de en
  • CH154738A - Roof snow catcher. : de en
  • DE550450C - Device for denicotizing tobacco and tobacco products : de en
  • GB372795A - Tea tray table : en
  • CA322193A - Building unit manufacture : en fr
  • CA322299A - Valve mechanism for rock drills : en fr
  • US1857867A - Electrical condenser : en
  • CH154524A - Process for the production of ammonium nitrate-ammonium sulphate mixed fertilizers. : de en
  • CH154662A - Self-seller for warm solid goods. : de en
  • DE550745C - Filling device : de en
  • GB372501A - Improvements in and relating to waistcoats and like garments : en
  • US1857525A - Gas burning apparatus : en
  • US1857405A - Deep well fluid-motor pump : en
  • CH154567A - Shock absorber for watch movement. : en fr
  • US1857168A - Cushioning connection : en
  • AT128168B - Securing hydraulic clutches. : de en
  • CH154463A - Specific bath battery to be built into the wall. : de en
  • GB372593A - Improvements relating to trailers : en
  • US1857271A - Necktie : en
  • US1858116A - Caliper or divider : en
  • CH154572A - Mechanism indicating the date of the month for clock movements. : en fr
  • DE550033C - Braking device, especially for motor vehicles : de en
  • DE550050C - Process for faster dissolving of the hop components : de en
  • CA322289A - Furnace grate : en fr
  • CA322292A - Safety razor : en fr
  • GB372472A - Improved diaphragm for gramophone sound boxes, telephone receivers and the like : en
  • DE550233C - Changeover device for a change dial : de en
  • US1857235A - Lubricant : en
  • US1858174A - Card perforating machine or the like : en
  • AT128057B - Straw press. : de en
  • CA322160A - Barking drum device : en fr
  • CA322353A - Photosensitive device : en fr
  • CH154734A - Lighting device for vehicles. : en fr
  • US1857265A - Automatic adjusting attachment for concaves : en
  • CH154486A - Process for improving detergents, cleaning agents, wetting agents and emulsifying agents. : de en
  • DE550602C - Coupling for film apparatus : de en
  • US1857942A - Chair seat : en
  • US1858036A - Pump : en
  • AT128231B - Setpoint generator, especially for electrical power plants. : de en
  • US1857165A - Cut out for series lamps : en
  • US1857500A - Weed puller : en
  • US1857938A - Door operator : en
  • AT128204B - Overhead line with vibration dampers. : de en
  • AT128148B - Rotary piston internal combustion engine. : de en
  • US1857868A - Automatic crossing gate for railroads : en
  • AT128059B - Pocket container in pen form for powdered skin care products. : de en
  • AU103131A - An improved device for administering drenches to animals : en
  • AT128157B - Multi-disc clutch, in particular for electrical starting devices for internal combustion engines. : de en
  • DE550132C - Device for soldering stranded electrical conductors using heat-dispensing compounds : de en
  • AT128010B - Arrangement for bar windings of electrical alternating current machines. : de en
  • CA322175A - Chain pipe wrench : en fr
  • GB372618A - An improved folding wringer stand : en
  • GB372624A - An improved air, gas or smoke extractor : en
  • CA322165A - Gas burner or nozzle : en fr
  • CA322200A - Automobile anti-dazzling device : en fr
  • AT128143B - Gear transmission. : de en
  • CH154607A - Compressor set with turbine drive. : de en
  • DE550736C - Sealing for the inlet or outlet opening of vacuum chambers : de en
  • US1857657A - Press clamp : en
  • US1858035A - Liquid dispensing apparatus : en
  • DE550047C - Small electric motor drive by worm gear for clock drives : de en
  • DE550245C - Process for tanning hides and skins : de en
  • US1857418A - Seat cover : en
  • CA322236A - Visible index or record system : en fr
  • DE550675C - Adjustable, double-edged safety razor for leaf-shaped three-hole blades : de en
  • DE550015C - Automatic reverse gear : de en
  • DK45631C - Method and apparatus for decolorizing palm oils. : da en
  • GB372513A - Seats or chairs made of resilient material : en
  • GB372702A - Improvements in headlamps for automobiles and the like : en
  • GB373246A - Improvements relating to electrical switches of the plug-operated type : en
  • US1857153A - Bathing shoe : en
  • US1857564A - Floor surfacing machine : en
  • US1857744A - Cylinder head for internal combustion engines : en
  • US1858143A - Superheater installation : en
  • US1858058A - Slip regulation of asynchronous machines : en
  • DE550566C - Device for withdrawing low-voltage gas from high-pressure cylinders : de en
  • GB372725A - Method of producing or repeating synchronised sound and picture indications : en
  • CH154535A - Cinema recorder that can also be used for slow-motion and time-lapse recordings. : de en
  • US1857332A - Power plant : en
  • US1857899A - Thermostatic switch plug : en
  • US1857883A - Means and method of removing ice from roofs : en
  • US1858077A - Pipe cutting and beveling apparatus : en
  • USD86912S - Design for a pneumatic tire : en
  • FR725396A - Device applicable to automobiles for automatically adjusting the current supplied by the dynamo of their lighting : en fr
  • FR725475A - Improvements to electric cables : en fr
  • GB372654A - Improvements in or relating to electrical control systems, employing thermionic valves and other electron discharge devices : en
  • US1858121A - Typographical machine : en
  • US1857432A - Felt : en
  • CA322239A - Stoker tuyere : en fr
  • DE550340C - Electrical protection relay enclosed in a housing : de en
  • DE550421C - Device for regulating the draft in gas-heated baking, drying and similar chamber ovens by means of an air pipe : de en
  • GB372417A - Improvements in moving-coil loud speakers : en
  • US1857756A - Vertically movable hinged panel door : en
  • US1857897A - Automatic safety control for motor vehicles : en
  • US1857759A - Method and apparatus for cracking hydrocarbons : en
  • US1857767A - Heater for cooling liquids of internal combustion engines : en
  • US1857482A - Game ball laced opening : en
  • US1858008A - Tunnel kiln : en
  • CH154667A - Telecommunication system with dialer operation. : de en
  • AT128192B - Process for the production of a stretchable fabric for insulating tapes. : de en
  • CA322227A - Smoothing iron holder : en fr
  • CA322319A - Telephone system : en fr
  • US1857227A - Electromechanical interlock mechanism : en
  • US1857242A - Striping knife : en
  • GB372641A - Apparatus for the destructive hydrogenation of carbonaceous materials : en
  • AT128220B - Dry rectifier. : de en
  • DE550575C - Process for the production of printing forms by tanning in writing or image, tanning or destroying colloid layers by electrochemical means : de en
  • DK45658C - Propeller or Screw. : da en
  • FR725426A - Debutanization of oils : en fr
  • US1857406A - Process for hydrocarbon oil conversion : en
  • CA322308A - Mining machine : en fr
  • CA322174A - Internal combustion engine : en fr
  • CH154683A - Process for the manufacture of automobile radiator jackets and radiator jackets made therefrom. : de en
  • US1857483A - Tool : en
  • US1857663A - Electric connection plug : en
  • US1858009A - Necktie : en
  • AT128001B - Device for feeding extinguishing foam inside a container for flammable liquids. : de en
  • CA322261A - Electric illuminating tube : en fr
  • CH154701A - Process for the production of a new diazo preparation. : de en
  • US1857632A - Method of purifying and drying crude iodine : en
  • AT128051B - Wire mesh floor for chick rearing stalls. : de en
  • US1857646A - Thermionic tube connecting means : en
  • CA322168A - Decorticating device for timber : en fr
  • CA322281A - Load discharging railway car door mechanism : en fr
  • AT128159B - Device for supplying additional air to the fuel-air mixture for internal combustion engines. : de en
  • AT128242B - Process for bleaching sensitive animal fibers and fabrics. : de en
  • FR725330A - Pressure compensation vessel for cables impregnated with oil or an impregnating mass : en fr
  • GB372776A - Improvements in or relating to the production of compositions of or containing rubber : en
  • US1858021A - Shore : en
  • CH154694A - Method of preparing a wetting and penetrating agent. : de en
  • US1857775A - Seamless hose and method of making : en
  • US1857701A - Flying target : en
  • US1858068A - Time card holder : en
  • CA322340A - Diaphragm : en fr
  • CH154495A - Process for the decolourization of molasses intended for the manufacture of yeast and device for its implementation. : en fr
  • CH154457A - Method and apparatus for the production of pipes, hollow masts, supports and the like from concrete and the like material. : de en
  • CH154711A - Process for the preparation of a water-insoluble azo dye. : de en
  • US1857926A - Veneering construction : en
  • US1858139A - Sanitary cover or closure : en
  • DE550412C - Safety brake for conveyor machines : de en
  • FR725347A - Improvements in vulcanizing presses and the like : en fr
  • GB372731A - Improvements in tools : en
  • AT128047B - Check valve. : de en
  • AT128152B - Rubber hose for pressurized steam. : de en
  • CH154691A - Process for the production of seamless insulating and underlay floors and ready-to-walk floor coverings. : de en
  • GB372410A - Improvements in and relating to means for cooling and dehumidifying air : en
  • GB372595A - Improvements in mechanism for converting rotary into reciprocating motion and vice versa : en
  • CH154682A - Control device for automobiles. : de en
  • CH154725A - Device for electrical temperature regulation by means of a contact thermometer. : de en
  • GB372454A - Improvements in and relating to mercury vapour rectifiers : en
  • CH154478A - Funnel. : de en
  • CH154439A - Long feed preparation machine. : de en
  • DE550201C - Adjusting device for tools carried by rocker arms on tillage machines, operated by a cable : de en
  • DE550661C - Production of the casting bead cavity in a mold for aluminothermic welds : de en
  • US1857270A - Folded box : en
  • AT128016B - Electrical switching device with hot wire overcurrent release. : de en
  • CH154450A - Scaffolding for formwork for concreting foundations. : de en
  • FR725262A - Improvements in processes for the decomposition of hydrocarbons : en fr
  • AT128063B - Finned heat exchange body. : de en
  • DE550359C - Vibrating massage machine : de en
  • US1857508A - Method of evacuating : en
  • US1857202A - Electric motor : en
  • US1857786A - Telegraph printer and the like : en
  • AT128155B - Rotating hydraulic servo motor. : de en
  • CA322202A - Bread-making utensil : en fr
  • AT128201B - Rectifier arrangement for alternating current measurements. : de en
  • DE550118C - Metal mesh used as a catalyst for the production of nitrous gases from ammonia : de en
  • AT128121B - Stocking made in one operation on the flat weft knitting machine and process for its production. : de en
  • GB372625A - Improvements in or relating to wall-plugs : en
  • AT128144B - Device for determining the mutual recording position of pairs of measuring images. : de en
  • AT128072B - Reflective surface for influencing rays. : de en
  • US1857329A - ranger : en
  • US1857456A - Shield for carbide feeds in acetylene generators : en
  • US1857948A - Process of preparing cellulose xanthate : en
  • CA322315A - Window : en fr
  • US1857251A - Threading machine : en
  • US1857430A - Manufacture of chocolate : en
  • US1857841A - Clinker tongs : en
  • DE550379C - Pliers-like tool for bending pipes : de en
  • CA322276A - Tube support : en fr
  • CH154638A - Device for charging batteries by means of rectifiers. : de en
  • GB372459A - Improvements in or relating to the polishing of hot mill rolls : en
  • FR725114A - Propylene pyrolysis : en fr
  • GB372828A - Improvements in or relating to the printing of cotton : en
  • GB373168A - Improvements in or relating to lamp-holders for electric lamps : en
  • CH154517A - Process for making soaps. : de en
  • AT128199B - Metal vapor rectifier with anode protection tube. : de en
  • FR725412A - Device to prevent automobile skids : en fr
  • FR725555A - Improvements to aquatubular boilers : en fr
  • GB372549A - Improvements in electrode holders for use in electric arc welding : en
  • US1857280A - Height measuring device : en
  • US1857784A - Trailer : en
  • US1858002A - Two cycle engine : en
  • AT128244B - Peening machine. : de en
  • CH154699A - Process for the production of a new diazo preparation. : de en
  • FR725469A - Machine to collect the hay and put it in stakes or cabotins automatically : en fr
  • GB372741A - Improvements in mining machines : en
  • GB373234A - Improvements in or relating to motor road vehicles : en
  • US1857410A - Apparatus for operating on spinning frames and other machines : en
  • US1857809A - Process and apparatus for producing sheet glass : en
  • GB372585A - Combined steering and stabilising control device for aircraft : en
  • DE550438C - Cathode tubes : de en
  • FR725196A - Stone washing and sorting apparatus applicable to cereals and similar substances : en fr
  • CH154664A - Installation to transmit speeches, readings, etc. in several languages. : en fr
  • CA322341A - Table top : en fr
  • US1858210A - Electronic tube : en
  • AT128099B - Self-priming carburetor. : de en
  • CH154461A - Furnace for heat treatment of earthenware. : en fr
  • AT128066B - Desalination and desludging equipment for high pressure steam boilers. : de en
  • GB372591A - Thread-cutter operating mechanism for sewing machines : en
  • AT128088B - Container for squeezing out liquid lubricant using compressed air or compressed gas. : de en
  • AT128238B - Flat relay. : de en
  • GB372442A - Improvements relating to joints or attachments of parts in engines and the like : en
  • GB372626A - Sewing machine for joining fabrics : en
  • AT128036B - Rubber hose ladder. : de en
  • CH154519A - Process for the production of a hardwood-like synthetic material. : de en
  • CH154571A - Waterproof watch case. : de en
  • GB372496A - Improvements in the hydrogenation of hydrocarbons : en
  • CA322348A - Signalling device : en fr
  • DE549938C - Discharge device for shaft ovens : de en
  • DE550674C - A swing-out sliding window hanging on counterweights is secured against flying up : de en
  • CA322203A - Spring hinge : en fr
  • US1857170A - Collar or like garment part : en
  • US1857211A - Wheel puller : en
  • US1858206A - Liquid dispensing apparatus : en
  • CA322178A - Foldable ironing board : en fr
  • US1857189A - Compartment building : en
  • US1857877A - Finishing welt : en
  • IE12255L - Sounding apparatus : en
  • CA322267A - Electric oven : en fr
  • DE550604C - Device for taking photographs of titles : de en
  • FR725523A - Improvements to electro-compressors for refrigeration machines and the like : en fr
  • FR725631A - Improvements to processes and stretching devices for spinning ribbons or rovings of large sections : en fr
  • GB372474A - Improvements in or relating to rail flaw detecting mechanism : en
  • GB372510A - Improvements in or relating to circular knitting machines : en
  • DE550649C - Scratching goods deduction for circular knitting, knitting and similar machines : de en
  • FR725616A - Miniature golf game and its packaging : en fr
  • GB372728A - Process for the catalytic conversion of hydrocarbons of the nopinene and pinene group into camphene : en
  • GB373187A - Improvements in or relating to friction ratchet clutches and friction ratchet drives : en
  • DE549939C - Conveyor chain composed of outer pairs of plates and connecting links that are arranged in between to form a universal joint and can be deflected in two mutually perpendicular planes : de en
  • FR725275A - Manufacturing process by drawing of fluted tubular posts, and posts obtained by this process : en fr
  • FR725444A - Radio receiver unit forming one with a loudspeaker and a phonograph : en fr
  • FR725476A - Process for increasing the extensibility of products, in particular artificial silk, derived from cellulose derivatives such as cellulose acetate : en fr
  • FR725515A - Frame for multiple coulter plows : en fr
  • FR725611A - Advanced fitting : en fr
  • AT128053B - Process for the manufacture of tread sleeves for pneumatic tires. : de en
  • US1857187A - Thermostatic control mechanism : en
  • US1857511A - Top surface of concrete and the like and method of forming the same : en
  • US1857625A - Packaging machine : en
  • US1857929A - Decorating and etching metals : en
  • DE549583C - Device for the production of a control tape for several sound reproduction devices distributed behind the projection screen : de en
  • GB372504A - Improvements in chassis for childrens perambulators : en
  • FR725193A - Metal wire lever closure with a hinged rear element with clip for preserving glasses and similar containers : en fr
  • US1857468A - Freight container : en
  • FR725333A - Improvements made to the receiving stations of t. s. f. : en fr
  • GB372603A - Improvements in packing cases and like containers for food products : en
  • GB372629A - Improved manufacture of nuts : en
  • GB372656A - Improvements in and relating to permutation locks : en
  • DE550493C - Mobile smoldering container : de en
  • FR725505A - Further training in drills : en fr
  • GB372516A - Improvements relating to back-rests for chairs and like seats : en
  • DE550055C - Manufacture of styrene : de en
  • DE550222C - Helicopter system with at least two conaxial counter-rotating helical screws : de en
  • DE550071C - Pedestal for rows of seats made of tubular steel : de en
  • FR725402A - Bee drinker : en fr
  • FR725546A - Device to prevent high voltages in the turns in transformers : en fr
  • DE550218C - Scrap packaging press with two tiltable, opposite filling troughs : de en
  • DE550465C - Lock with classification of the tumblers by a key provided with pen-like attachments : de en
  • DE550684C - Reinforcement for round reaction towers for the production of sulfuric acid : de en
  • FR725480A - Glass discoloration process : en fr
  • DE550227C - Lacquer drying system for wires : de en
  • DE550557C - Manufacture of adsorptive porous substances : de en
  • US1858050A - Change speed gear set : en
  • US1858157A - Fuse : en
  • FR725109A - New hygienic spittoon : en fr
  • US1857140A - Flower holder : en
  • US1858110A - Refining hydrocarbon distillates : en
  • FR725242A - Circular knife shear with grooving and scoring device : en fr
  • FR725287A - Metal post with cable brackets : en fr
  • US1857262A - Apparatus for measuring the output of refrigerating machines : en
  • US1857361A - Dough mixing machine : en
  • US1857735A - Fabric doubling machine : en
  • US1857782A - Gun sight : en
  • US1857293A - Curtain hook : en
  • FR725349A - Polychrome ornamental leather straps, especially for ladies' shoemaking : en fr
  • DK45653C - Procedure for matting glass objects. : da en
  • FR725165A - Mixer-kneader forming wheel box with rotating area : en fr
  • FR725448A - Alloys : en fr
  • FR725106A - Method and device for determining the machining allowance for blanks : en fr
  • AU195931A - Improvements in or relating to thermionic amplifier arrangements and energy supply circuits therefor : en
  • AU147131A - Improvements relating to number plates for motor vehicles : en
  • CA322196A - Fresh fruit juice jelly : en fr
  • GB372412A - Process for the production of ferro-phosphorus low in or practically free from silicon : en
  • GB372413A - Improved apparatus for delivering measured quantities of liquids : en
  • US1858025A - Grease gun : en
  • CA322213A - Liquid fuel atomizer : en fr
  • US1857358A - Dry vapor spray : en
  • US1858184A - Liquid pump : en
  • US1857900A - Thermostatic electrical plug : en
  • CA322296A - Engine fuel injection pump : en fr
  • CH154620A - Electric boiler. : de en
  • AU424731A - Improvements in or relating to coking retort ovens : en
  • AT128219B - Method for reversing three-phase series circuit commutator motors with alternating directions of rotation. : de en
  • DE549970C - Process for the preparation of optically active phenylpropanolmethylamines : de en
  • DE550351C - Multi-part electrically heated device with foldable parts and exchangeable baking plates, e.g. B. wafer plates : de en
  • DE550415C - Process for the production of one-piece boxes with a neck insert : de en
  • US1857205A - Cement and process of making it : en
  • US1857986A - Automatic turning machine : en
  • US1857921A - Catalytic production of esters : en
  • US1857175A - Armature : en
  • US1857188A - Curtainless sand blast nozzle control : en
  • US1857238A - Transmission system : en
  • US1857305A - Currency tray : en
  • US1857354A - Underfeed mechanism for fuel beds : en
  • US1857831A - Steam generator : en
  • GB372707A - Improvements in ring lubricators : en
  • US1858048A - Charles francis jenkins : en
  • CH154500A - Process for lining metal vessels for use in peroxide bleaching. : de en
  • USD86920S - Design for a coat : en
  • DE550014C - Automatic clutch : de en
  • US1857451A - Electric system for recording and reproducing sound : en
  • US1857222A - Paper drier : en
  • US1858032A - Filling apparatus for powdered or granular material : en
  • US1858054A - Multiple-way by-pass valve : en
  • GB372587A - Improvements in or relating to commutators for electric motors : en
  • AT128108B - Device for avoiding glow discharges on the winding heads of electrical machines. : de en
  • US1857634A - Method of and apparatus for automatically raising liquids from wells : en
  • AT128061B - End wall, in particular slide for highly heated gases leading chambers, channels and. like : de en
  • US1857569A - Device for recording of sound : en
  • US1857428A - Milling cutter for forming gin or linter saw teeth : en
  • US1857567A - Blood pressure tourniquet : en
  • US1857813A - Blasting cartridge : en
  • US1857947A - Refining and purification of metals : en
  • AT128213B - Electrodynamic loudspeaker. : de en
  • US1857737A - Flat hosiery knitting machine : en
  • US1857796A - Truck body : en
  • USD86910S - Bettben eckstein : en
  • CH154552A - Apparatus housing. : de en
  • CH154585A - Screwdriver. : de en
  • US1857436A - Cable splice : en
  • US1858085A - Folding stand : en
  • US1858142A - Colloidal mono-sodium tetraiodophenolphthalein : en
  • US1858175A - Machine for applying alpha layer of plastic material to articles, such as biscuits : en
  • DE550253C - Forming furnace for finishing hosiery : de en
  • GB372726A - Improvements in the manufacture of dynamo-electric machines : en
  • CH154608A - High pressure piston pump mainly for greasy liquids. : de en
  • CA322179A - Stove pipe : en fr
  • FR725416A - Varnishing process applicable to electric resistances and to coils of all kinds made of metal wires wound on an insulating core : en fr
  • DE550255C - Horizontal washing column : de en
  • DE550393C - Device for preventing motor vehicles from sliding sideways : de en
  • GB372441A - Improvements in or relating to internal combustion engines : en
  • GB372462A - Improvements in or relating to apparatus for separating water from dredged material : en
  • GB372685A - Advertising device : en
  • FR725158A - Improvements to automatic fire extinguishers : en fr
  • FR725615A - Tipper-reverser for dumpers : en fr
  • FR725182A - Method and apparatus for making layers of distended fibrous materials : en fr
  • FR725613A - Heavy oil injection engine : en fr
  • DE550051C - Drawing machine : de en
  • DE550086C - Chain tensioning device for internal combustion engines : de en
  • FR725407A - Ignition coil : en fr
  • GB372754A - Improvements relating to asphalt compositions : en
  • FR725339A - Removable bottom waterproof cardboard ice cream container : en fr
  • US1858097A - Manufacture of artificial materials : en
  • FR725573A - Retaining surface for compositions applied to floors, walls, or other surfaces : en fr
  • GB372594A - Improvements relating to wearing apparel : en
  • FR725318A - Security device for trunks, handbags, boxes, luggage and the like : en fr
  • FR725400A - Method and machine for the automatic manufacture of spring rings : en fr
  • FR725624A - Circular and rectilinear knitting machine : en fr
  • FR725101A - Apparatus for drawing and refrigerating liquids : en fr
  • US1857143A - Draining tile : en
  • FR725249A - Medical belt for hernias, appendicitis or any similar ailments : en fr
  • FR725451A - Wheel tire : en fr
  • DE550724C - Eddy current speedometer : de en
  • FR725521A - Mandrel for pilgrim rolling : en fr
  • GB372639A - A device for charging the burner of a cooking apparatus with solid fuel : en
  • GB373180A - Improvements relating to the sending and receiving of distance controls or secret communications by wire or by radio : en
  • FR725207A - hollow-material : en fr
  • FR725312A - Machine for moistening and cooling yarns and fabrics : en fr
  • US1857264A - New dyestuff of the thionaphthene-indigo series : en
  • US1857299A - Adding machine : en
  • DE550330C - System for loading vehicles onto trolley trains : de en
  • FR725635A - Flipchart : en fr
  • US1857285A - Apparatus for engraving plates and other objects : en
  • US1857746A - Wheel structure : en
  • US1857902A - Game apparatus : en
  • AT128113B - Winding rod. : de en
  • CH154491A - Ski suit. : de en
  • FR725200A - Improvements to pressurized fluid brake devices : en fr
  • GB372735A - An improved automatic gas shutting device : en
  • AT128091B - Reaction turbine with suction pipe. : de en
  • AT128222B - Microphone cable. : de en
  • AT128114B - Weft wire holding device in wire looms. : de en
  • DE550423C - Treatment of textiles in the wide bleach : de en
  • DE550665C - Cinema playback device with optical compensation : de en
  • US1857360A - Roller skate : en
  • US1857835A - Apparatus for handling strand material : en
  • AT128115B - Seam for drying felts, especially for paper manufacture. : de en
  • AT128139B - Cylinder with inserted liner, in particular for internal combustion engines. : de en
  • AT128221B - Method for the release of asynchronous reactive power machines. : de en
  • CH154613A - Method and device for the automatic adjustment of stroke and compression according to the speed and the load in internal combustion engines with swash plate drive. : de en
  • DE549996C - Duct cooler : de en
  • DE550599C - Method of making feed from fresh blood : de en
  • FR725246A - Improvements to liquid fuel carburetors and vaporizers : en fr
  • FR725265A - Combination lock : en fr
  • GB372422A - Improvements in flying machines : en
  • CH154451A - Rail joint connection. : de en
  • CH154680A - Device for blocking the accelerator pedal of motor vehicles. : de en
  • DE550130C - Method for compensating for differences in capacity in telephone cables : de en
  • FR725620A - Improvements to synchronization systems : en fr
  • AT128180B - Flat membrane. : de en
  • CH154467A - Grate, especially for boiler firing. : de en
  • US1857777A - Automatic irregular contour shaping machine : en
  • US1857217A - Buckle : en
  • US1857177A - Device for use in covering heels : en
  • US1857549A - Grinding machine : en
  • US1857699A - Harvester construction : en
  • US1857757A - Fly swatter : en
  • CA322192A - Spindle mounting for insulating machines : en fr
  • DE550287C - Method and device for the production of rectangular box parts with a pressed neck : de en
  • AU568732A - Safety device for pneumatic tyred vehicles : en
  • CA322295A - Sanitary composition : en fr
  • CH154497A - Process for the production of anhydrous ethyl alcohol. : de en
  • FR725473A - Process and related installation for the production of specially advertising light cinematography : en fr
  • DE550231C - Method and device for the production of bricks o. : de en
  • GB372652A - Assembling machine for boxes of pressed pasteboard or like material : en
  • CH154728A - Process for the manufacture of items made of steel or cast iron that have a low tendency to rust even in seawater and moist soil. : de en
  • US1857739A - Spark plug : en
  • US1857749A - Planter : en
  • US1857612A - Card and like indexing, sorting, tabulating, and like apparatus : en
  • US1857762A - Rotary ventilator : en
  • US1857286A - Press : en
  • US1857400A - Jew's harp : en
  • US1857711A - Safety switch : en
  • GB372730A - Improvements in six-wheeled motor vehicles, lorries, trailers or the like : en
  • US1857729A - Dishwashing machine : en
  • US1857992A - Lubricating apparatus : en
  • US1858046A - Rudder post attachment : en
  • US1857894A - Ice scoring machine : en
  • US1858109A - Vehicle window : en
  • CA322220A - Thermionic valve system : en fr
  • CA322310A - Moulding press : en fr
  • DE550349C - Changeable electrical capacitor, in particular multiple capacitor, with one or more deformable electrodes used to adjust the capacitance characteristics : de en
  • DK45652C - Procedure for tanning hides and the like. : da en
  • US1857873A - Brake drum truing device : en
  • AT128194B - Membrane for recording and reproducing acoustic vibrations. : de en
  • AT128249B - Vent and drying bar. : de en
  • US1857492A - Method and apparatus for completing pressed blown ware or blown ware : en
  • US1857653A - Shipping container or freight car body section : en
  • CH154629A - Rubber-insulated electrical connection element. : de en
  • AT128232B - Installation circuit breaker with a rotatable switching element located above the switching coil. : de en
  • CH154716A - Process for the preparation of a water-insoluble azo dye. : de en
  • FR725235A - Electric pocket torch : en fr
  • GB372443A - Improvements in or relating to brush-gear for dynamo-electric machines : en
  • GB372813A - Improvements in or relating to electric heating elements : en
  • AT128060B - Cipher arrangement for television purposes. : de en
  • CH154532A - Sheet separator apparatus, in particular for printers. : en fr
  • FR725302A - Horn for talking machines, loudspeakers and the like : en fr
  • CH154469A - Electric radiator. : de en
  • US1857442A - Fuse box structure : en
  • DE550023C - Automatic and manually triggered device for putting fire extinguishers into operation : de en
  • FR725163A - Photometer, viewfinder and rangefinder combined into one shutter-mounted or independent device : en fr
  • GB372563A - Improvements in attachments for furniture : en
  • US1857689A - Hair waving device : en
  • US1858112A - Brake for airplanes : en
  • US1858134A - Combined cap and dental floss container : en
  • US1858064A - Rack : en
  • US1857518A - Golf ball : en
  • US1858213A - Road scraper : en
  • AT128118B - Device for the mechanical lifting of the pressure rollers of full gates. : de en
  • CA322181A - Air washing and cooling apparatus for buildings : en fr
  • DE550159C - Process for the preparation of dihaloaminoanthraquinones : de en
  • AT128064B - Securing the smoke extraction devices in locomotive sheds against damage. : de en
  • AU349731A - Improvements in and connected withthe combs of shearing machines : en
  • AT128044B - Facility for the use of water power. : de en
  • CA322277A - Process of manufacturing endless v-belts : en fr
  • US1858003A - Heater : en
  • CH154642A - Protective device on mercury vapor rectifiers. : de en
  • CA322205A - Anti-glare device : en fr
  • DE550220C - Buckle for full rubber bands of breathing masks : de en
  • FR725270A - Training device intended for rectilinear hosiery looms : en fr
  • FR725384A - Induction measuring instrument, in particular a meter, comprising a base of insulating material : en fr
  • AT128080B - Device for felting and fulling, in particular felt hat stumps. : de en
  • AT128217B - Contactor control, in particular for electric vehicles. : de en
  • CA322241A - Air-cooled retort : en fr
  • CA322366A - Railway train control system : en fr
  • CH154492A - Rubber sole. : de en
  • DE550059C - Process for weakening the edge fields on conductive capacitor inserts in insulators, the voltage distribution of which between the electrodes is controlled according to the known capacitor principle : de en
  • CA322316A - Hinge : en fr
  • CH154617A - Flywheel magneto. : de en
  • US1857507A - Process for the separation of silver by electrolysis : en
  • US1858024A - Ventilating and air circulating device : en
  • US1858222A - Grinding machine : en
  • DE550096C - Pump for pumping viscous mixtures, especially for pumping concrete : de en
  • US1857484A - Corner plow : en
  • US1858001A - Automatic riveter : en
  • AT128008B - Multipole compressed air switch. : de en
  • CH154445A - Reinforced hollow core ceiling. : de en
  • FR725636A - Type of support for overhead electrical pipelines, light, removable, with reduced triangulation, free from compression forces : en fr
  • AU214931A - Method and apparatus forthe manufacture of glass yarn : en
  • CH154618A - Device for regulating the pressure of feed liquid. : de en
  • CH154695A - Process for the production of alumina. : de en
  • AU189431A - An improved duplicating machine : en
  • CH154438A - Roller, in particular for fertilizer spreaders. : de en
  • CH154637A - Remote control and telecommunication equipment. : de en
  • US1857273A - Crank wheel shield for mowers : en
  • US1857676A - Pump drive : en
  • US1858082A - Time delay device : en
  • AU277031A - Improvements in electrodes for thermionic tubes : en
  • FR725198A - Improvements to cigar wrapping machines : en fr
  • CH154686A - Process for leveling the surface of used automobile tires and for recycling them. : de en
  • US1857688A - Torque dynamometer : en
  • US1857917A - Air pressure regulator : en
  • CH154448A - Ridge tile. : de en
  • DE550137C - Reinforced concrete roof : de en
  • US1857717A - Hinge for window screens : en
  • GB372588A - Improvements in or relating to shields or caps for the heads of syphons or the like : en
  • FR725397A - Method for creating a relief effect in cinematographic projections : en fr
  • CH154579A - Band saw machine. : de en
  • DE543326C - Wash-out toilet with central and side flush : de en
  • CH154452A - Process for the production of bituminous jelly. : de en
  • CH154465A - Actuator for cistern. : de en
  • GB372651A - A levelling instrument in the form of a carpenter's level : en
  • FR725160A - Process for the treatment of soapy porridge : en fr
  • FR725357A - Reading light can also be a removable binder : en fr
  • FR725591A - Movable numbers and alphabet : en fr
  • GB372528A - Improvements in fusible cutouts for electric circuits : en
  • DE549910C - Machine for sewing beads on mattresses : de en
  • GB372710A - Improvements in apparatus for supplying spinning solution to artificial silk spinning machines : en
  • CH154538A - Device allowing the execution of normal linear perspectives, without plotting or vanishing point. : en fr
  • DE550054C - Cleaning of iron-containing aluminum brine : de en
  • DE550389C - Metal propeller blades formed from two cast or pressed, hollow-shell-like halves : de en
  • DE550490C - Gas lighter : de en
  • DE550157C - Process for the separation of oils from mixtures with solid substances : de en
  • DE550068C - Device for the intermittent production of glass plates : de en
  • DE550190C - Transport box for magnetic scales with photographic registration : de en
  • DK45634C - Apparatus for Squeezing Sector Lemon or Orange Pieces. : da en
  • GB372579A - Manufacture of non-splintering glass so-called safety-glass : en
  • FR725455A - Improvements in the manufacturing processes of paper or cardboard containers for milk, cream, etc. : en fr
  • FR725534A - Fast construction process : en fr
  • GB372548A - Improvements relating to runway tracks and similar conveying means : en
  • DE550380C - Soldering iron : de en
  • DK45649C - Two-part Read. : da en
  • FR725418A - Device for simultaneous or separate control of two gearboxes : en fr
  • FR725450A - Improvements to dust shutters for axle boxes : en fr
  • US1857409A - Automatic cut-off valve for storage tanks : en
  • DE550134C - Process for the pressure heat splitting of high-boiling hydrocarbon oils : de en
  • FR725648A - Combined jet breaker, in particular for sink taps or other similar uses : en fr
  • DE550282C - Device for driving compressed air shaker motors : de en
  • FR725153A - Improvements to reinforced cement walls and the processes and devices used to construct them : en fr
  • GB372632A - A new or improved refractory brick chequer work for furnace regenerators : en
  • US1858095A - Method of making partial oxidation products : en
  • GB372512A - A device for gripping and holding in position cooked hams, meats and the like displayed on stands : en
  • GB372400A - Improvements relating to telephone instrument circuits : en
  • GB372545A - Improvements in companion stands for domestic hearths : en
  • US1857137A - Transmitting system : en
  • US1857675A - Fuel and air pump : en
  • US1858160A - Separating device for solids and liquids : en
  • FR725383A - Improvement in electrical equipment for vehicles on road or rail with oil-electric or diesel-electric transmission : en fr
  • US1857469A - Manufacture of carbon black : en
  • US1858017A - Process of making alkali cellulose : en
  • CH154554A - Calculating machine with an automatic multiplier. : de en
  • DE550313C - Miner's lamp for connection to an electrical network : de en
  • GB372421A - Improvements in or relating to air preheaters for boiler furnaces : en
  • FR725356A - Hook holder : en fr
  • GB372542A - Improvements in adjusting devices for x-ray tubes : en
  • DE550586C - Process for the production of tubular hollow cores : de en
  • FR725602A - Improvements to automatic adjustment devices : en fr
  • CA322311A - Paper coating process : en fr
  • DE550548C - Central inflation device for the pneumatic tires of vehicles : de en
  • AT128005B - Two-stroke internal combustion engine with two pistons rotating in opposite directions. : de en
  • CH154621A - A steam generator through which a working medium flows and a heat exchanger having a heat transfer system. : de en
  • US1857268A - Apparatus for projecting diapositives : en
  • FR725103A - Variable reach boom for lifting device : en fr
  • US1857404A - Removal of wax from oil : en
  • US1858039A - Lock for castellated nuts : en
  • FR725227A - Improvements in shut-off devices for fluid pipelines, in particular for pipelines for internal combustion or internal combustion engines : en fr
  • FR725398A - A method of making a toilet paste : en fr
  • DE550122C - Process for the production of pellets of 1-benzyl-3-methylisoquinoline : de en
  • FR725430A - Method of pressing metal parts, for example metal cylinders : en fr
  • FR725171A - Bag making machine : en fr
  • FR725565A - Process for the preparation of products for disinfecting and cleaning teeth : en fr
  • GB372553A - An improved regulating device for an automatic automobile clutch : en
  • FR725503A - drawing square : en fr
  • GR3643B - SYSTEM OF PROTECTIVE PLATES OF ELECTRIC ACCUMULATORS (CARS, RADIO, AIRPLANES, UNDERWATER, ETC.) OF ALL KINDS. : el en
  • DE550089C - Safety device for cooling systems of internal combustion engines : de en
  • DE550414C - Sewing machine for creating a zigzag seam or a lockstitch seam : de en
  • DE550651C - Decorative flower pot cover : de en
  • FR725588A - Device for the manufacture of clothes pegs : en fr
  • DE550410C - Acetylene generator : de en
  • AT128014B - Stationary internal combustion engine with built-in compressor. : de en
  • DE550056C - Character storage means for a method of transmitting high-speed character strings : de en
  • AT128052B - Process for the production of profiled or smooth rubber products, in particular floor coverings. : de en
  • CH154449A - Sealing device on windows, doors etc. : de en
  • DE550424C - Cover rail for letter folder with two clamping wires guided on it and with a pressure piece that acts eccentrically on these and lies between the clamping points : de en
  • US1858000A - Combination harvester-thresher : en
  • FR725367A - Silo for the conservation of green fodder : en fr
  • GB372568A - Improvements in or relating to aeronautical propellers : en
  • FR725243A - Safety for firearms with longitudinal slide : en fr
  • US1858179A - Adjustable delivery box : en
  • US1857421A - Sharpener for slicing machines : en
  • US1857591A - Storage battery : en
  • CH154640A - Device for protecting switchgear against overload. : de en
  • US1857791A - Method and apparatus for forming glass tubing from glass billets : en
  • US1857949A - Siftproof bag and method of making the same : en
  • DE550613C - Snow guide groove on skis : de en
  • CA322336A - Induction furnace : en fr
  • FR725395A - Resistivity correction device for liquid electrolytes, also forming a circuit breaker : en fr
  • FR725226A - cigarette case : en fr
  • FR725583A - Interlocking connecting device for locking in the axial direction two parts capable of rotating with respect to one another : en fr
  • AT128140B - Safety device for electrical clocks corrected via wires or wirelessly. : de en
  • CA322307A - Crusher : en fr
  • CH154665A - Circuit arrangement for signaling in telephone systems. : de en
  • USD86906S - Design fob a bottle : en
  • GB372404A - Improvements in electrical measuring or relay apparatus, particularly for high potential circuits : en
  • US1857310A - Panel door construction : en
  • USD86945S - Bertram l : en
  • DE550306C - System for loading heaps : de en
  • FR725379A - Process for carrying out igneous electrolyses : en fr
  • US1857396A - Dental wax cutting and adapting instrument : en
  • USD86932S - Design for a combined grame board and tray : en
  • FR725617A - Disconnecting device for potatoes or other tubers and fruits : en fr
  • US1857832A - Automatic buffing machine : en
  • CH154589A - Pyrophoric lighter. : en fr
  • US1857363A - Automatic faucet : en
  • US1857810A - Filtration : en
  • US1858120A - Ski : en
  • US1857686A - Device for automatically advancing perforating hammers by sliding on alpha support : en
  • US1857142A - Means and method of dressing grinders : en
  • US1857192A - Fuel injector nozzle for internal combustion engines : en
  • US1858108A - Medicinal bougie, ball, and the like and method of making same : en
  • US1858126A - Internal combustion engine : en
  • US1857538A - Dental bridge investment support : en
  • GB372498A - Improvements in or relating to thermionic valve circuit arrangements : en
  • GB372557A - Improvements in or relating to devices incorporating fuses for connecting electric mains to wireless sets, battery eliminators and the like : en
  • FR725403A - Box for talking machines : en fr
  • FR725437A - Improvements to automatic freewheel locking devices on motor vehicles : en fr
  • GB372560A - Sand centrifuging cleaning machine : en
  • CH154580A - Process for the heat treatment of magnetic alloys based on iron and nickel, which are practically free of carbon. : en fr
  • US1857517A - Method of resistance welding automotive vehicle frames : en
  • US1857891A - Automatic turning machine : en
  • US1858167A - Speed control gear for machinery : en
  • GB372436A - Improvements in or relating to railway axle counting devices : en
  • CA322317A - Railway car roof : en fr
  • CH154550A - Apparatus intended to indicate the weight of loads lifted by a lifting device. : en fr
  • US1857803A - Lubricating device and the like : en
  • CA322290A - Furnace grate : en fr
  • FR725561A - Regulator vacuum servo for internal combustion engines : en fr
  • CH154443A - Auxiliary device for attaching and removing flycatchers with glue tape. : de en
  • CH154565A - Watch box. : en fr
  • US1857696A - Door of road vehicles : en
  • US1857571A - Process for reacting acid phosphates with ammonia liquor : en
  • US1857983A - Hose supporter button : en
  • US1857433A - Felt : en
  • US1857300A - Fountain brush : en
  • US1858078A - Apparatus for cutting and beveling pipes : en
  • FR725225A - Engine for airplanes : en fr
  • DE550628C - Pure aluminum foil as corrosion protection for aluminum alloys : de en
  • CA322256A - Fastener for wires and cables : en fr
  • GB372447A - Improvements in or relating to electric switches for use with electric systems of motor vehicles : en
  • AT128055B - Hollow bodies, in particular tubes made of cellulose films, and processes for producing the same. : de en
  • DE550235C - Clock with a ring elevator : de en
  • GB372649A - Improvements in or relating to the insulation of fixed electrodes of electrostatic loudspeakers : en
  • GB372717A - Improved apparatus for increasing the frictional adhesion of a surface by rougheningthe same : en
  • DE549864C - Process for the production of metal-containing azo dyes : de en
  • DE550207C - Control device for rotating engine and machine : de en
  • GB372822A - Improvements in or relating to the casting of metals : en
  • US1857560A - Tie member for tanks : en
  • FR725562A - Improvement to nails and fittings with single shank or multiple shanks of penetration, divided into several branches, nails and fittings incorporating this improvement : en fr
  • FR725566A - Turning-back device in which the turned-back part of fabric will be removed by a transfer comb for transfer to the knitting machine : en fr
  • GB372419A - Improvements in or relating to grinding or abrading machines : en
  • US1858196A - Electric plug connecter : en
  • US1858030A - Speed boat construction : en
  • US1858094A - Pneumatic tire : en
  • US1857133A - Door check and closer : en
  • US1857618A - Apparatus for cooling coke : en
  • CH154498A - Device for injecting curing liquid. : de en
  • FR725570A - Circuit breaker, in particular for automatic switching devices : en fr
  • AT128218B - Circuit arrangement for telephone systems with several exchanges. : de en
  • AU539431A - An improved roller press : en
  • DE550347C - Device for indirect table lighting : de en
  • CH154583A - Grinding machine for grinding crankshaft journals. : de en
  • CH154643A - Discharge tube with a metallic shell. : de en
  • US1857514A - Locomotive safety valve : en
  • US1857444A - Machine for washing vegetables : en
  • US1857999A - Carding device for artificial teeth : en
  • AU176331A - Improvements relating to number plates for motor vehicles : en
  • CA322211A - Sectional door : en fr
  • CH154635A - Liquid bath circuit breaker. : en fr
  • US1857243A - Combined cigarette case and lighter : en
  • US1857284A - Antiglare shield : en
  • US1857554A - Coffee percolator and the like : en
  • US1858010A - Ware stacking mechanism : en
  • AT128193B - Starting circuit for asynchronous machines. : de en
  • AT128241B - Process for rendering hardness components and salts harmless during soaping processes. : de en
  • US1857427A - Sound-on-film reproducing apparatus : en
  • US1858081A - Dental crown remover : en
  • US1858104A - Depilatory : en
  • DE550139C - Galvanizing process : de en
  • DE550470C - Toy train with a vehicle moving back and forth on an inclined track : de en
  • CH154666A - Circuit arrangement for automatic and semi-automatic telephone systems, comprising a register and control mechanism. : de en
  • CH154698A - Process for the production of a new diazo preparation. : de en
  • CA322242A - Crusher roll mechanism : en fr
  • CA322293A - Tire manufacture : en fr
  • CH154480A - Wire winding device. : en fr
  • DE550370C - Device for picking up the potato ridge in potato harvesting machines with a share, consisting of an endless gripper belt running above the ridge : de en
  • DE550073C - Process for making gutters from thin metal sheets : de en
  • US1857565A - Surface carburetor : en
  • US1858176A - Packing extractor : en
  • US1857291A - Loose-leaf binder : en
  • US1857463A - Roofing : en
  • US1857551A - Tire deflation indicator : en
  • FR725219A - Process for making a hardenable material for use in recording, particularly for direct recording of acoustic phenomena and the like : en fr
  • AT128090B - Circuit of a hot cathode x-ray tube controlled by a grid. : de en
  • AT128105B - Process for the electrolytic production of strong insulation layers on aluminum and its alloys. : de en
  • CH154493A - Filler. : de en
  • CH154715A - Process for the preparation of a water-insoluble azo dye. : de en
  • CA322258A - Protective device for electric insulators : en fr
  • FR725649A - Process for the saponification of whale white and spermaceti oil : en fr
  • GB372485A - Regenerative chamber ovens for the production of coke and gas : en
  • GB372786A - Locomotive tender structure : en
  • AT128239B - Device for holding the telephone in place while in use. : de en
  • US1857592A - Furnace feeding apparatus : en
  • US1857870A - latvia : en
  • US1857402A - Caustic silicate : en
  • CH154444A - Fishing line reel. : de en
  • CH154676A - Adjustable unloading platform. : de en
  • US1857201A - Process for insulating magnetic bodies : en
  • US1857679A - Flexible transmission unit : en
  • US1857990A - Curtain support : en
  • CA322233A - Cultivator hoeing device : en fr
  • CA322360A - Hospital bed : en fr
  • FR725190A - Machine for cutting cured meats, meat. etc. : en fr
  • FR725507A - Optical glass : en fr
  • GB372780A - Gelatine food products and methods of preparing the same : en
  • GB372825A - Improvements in or relating to dynamo electric machine frame : en
  • AT128161B - Socket seal. : de en
  • AT128181B - Switching device. : de en
  • CH154612A - Internal combustion engine system. : de en
  • CA322194A - Ventilating device : en fr
  • CH154553A - Terminal for electricity meter. : de en
  • DE550147C - Fountain pen : de en
  • AT128002B - Device for controlling the knife opening on pleating machines. : de en
  • GB372456A - Trapped overflow and waste fittings for baths, lavatory basins and the like : en
  • CA322195A - Textile filament and fabric processing : en fr
  • US1857576A - Device for regulating alternating currents : en
  • US1857650A - Method and apparatus for deaerating : en
  • USPP16P - By elizabeth : en
  • CA322314A - Conveyer : en fr
  • CA322364A - Brake adjuster : en fr
  • CH154700A - Process for the production of a new diazo preparation. : de en
  • CH154723A - Process for the preparation of a dye. : de en
  • CH154464A - Water closet evacuation and ventilation device. : en fr
  • CA322224A - Polymerized carbohydrate decomposition : en fr
  • DE549865C - Process for the preparation of metal-containing polyazo dyes : de en
  • FR725582A - Dummy lamp with reflective surface and application device, in particular for the establishment of illuminated advertisements : en fr
  • GB372494A - Improvements in and relating to mechanism for arc regulation : en
  • US1857144A - Tire : en
  • US1857184A - Porthole closure latch : en
  • FR725540A - Roller bearing : en fr
  • CH154539A - Machine for enclosing letters in an envelope. : de en
  • DE550466C - Lock with holding of the key before the bolt is completely closed : de en
  • DE550679C - Device for the production of hollow blocks made of concrete o. : de en
  • DK45627C - Lifting rack for Stoves. : da en
  • FR725642A - Self-reaming for internal combustion engine bearings : en fr
  • GB372623A - Improvements in or relating to the manufacture of vulcanised rubber : en
  • GB372817A - Improvements in prepayment meters for electricity or the like : en
  • US1857734A - Sugar dispensing container : en
  • US1857822A - Identification device : en
  • US1858011A - Halftone screen : en
  • US1857678A - Screw propeller for use upon aircraft : en
  • DK45647C - Device for Regulating Engine Speed. : da en
  • CH154489A - Suction cleaner. : de en
  • US1857219A - Manufacture of refractory metal bodies : en
  • US1857496A - Paper article and method of making the same : en
  • CH154466A - Lock for gates, doors, shutters, etc. : de en
  • FR725353A - Machine for grinding coffee : en fr
  • FR725423A - Method of regulating voltage or power in the transformation of direct current into alternating current by means of discharge bulbs controlled by the grid : en fr
  • FR725251A - Device for controlling and steering ships by means of dynamic vortices : en fr
  • FR725559A - Device for lighting the inside of the mouth : en fr
  • US1857138A - Vacuum power hammer : en
  • US1857533A - Method of treating hydrocarbons : en
  • IE11875L - Table jellies : en
  • US1858140A - Chart : en
  • GB372564A - Improvements in and relating to taps or cocks : en
  • AT128079B - Partially opaque covered glass plates for the representation of characters. : de en
  • CH154689A - Device applicable to a submarine and intended for its refloating in the event of an accident. : en fr
  • US1857697A - Oil burning apparatus for steam boilers : en
  • GB372416A - Improvements in or relating to gas-heated geysers : en
  • US1857615A - Tubular heater : en
  • FR725414A - Steel mesh cover for roads : en fr
  • FR725643A - Spindle attachment system : en fr
  • GB373208A - Improvements in systems for supplying liquid fuel or lubricating oil to aircraft engines : en
  • GR3641B - HIGH SPEED AXLE. : el en
  • CH154555A - Installation on calculating machines to enable the ruler to be shifted. : de en
  • CH154623A - Self-excited DC machine with fine control of the excitation voltage. : de en
  • DE550572C - Process for the production of ethionic acid or carbyl sulfate and their homologues : de en
  • DE550690C - Blueprint machine : de en
  • DE550168C - Shortwave device in push-pull circuit : de en
  • CH154529A - Typographic mold. : en fr
  • US1857761A - Nonsludging oil and method of making the same : en
  • US1857973A - Self-adjusting fastener slide : en
  • DE550067C - Glass blowing machine with compressed air operation : de en
  • DK45656C - Device for parallel displacement of single-row row cleaners' plate inserts : da en
  • US1858022A - Method of preventing the decomposition of carbon tetrachloride and product thereof : en
  • US1857608A - Electron discharge device : en
  • US1858215A - Cementing plug : en
  • US1857328A - Toilet bowl : en
  • US1857531A - Furnace regulator : en
  • US1858115A - Walking beam : en
  • FR725268A - Improvement to individual lubricators : en fr
  • FR725596A - Sophisticated clothing to avoid heat and cold : en fr
  • FR725300A - Punch for high speed telegraphs with perforated tape : en fr
  • GB372444A - Improvements in apparatus for cleaning co-acting rollers used for grinding purposes : en
  • IE11729L - Cigarette holders. : en
  • US1858165A - Process of obtaining aluminum hydrate : en
  • FR725535A - Improvements in processes relating to obtaining nitric acid by oxidation of ammonia : en fr
  • DE550713C - Method and flat weft knitting machine for the production of a stitch-compatible initial row : de en
  • FR725449A - Book cover : en fr
  • FR725639A - Fabric made from unvulcanized rubber bands, as well as method and tools for its manufacture : en fr
  • FR725440A - Bag holder : en fr
  • FR725549A - Process for preparing caustic soda : en fr
  • GB372612A - Improvements in or relating to tobacco spreaders for cigarette rod making machines : en
  • DE550686C - Process for the separation of gas mixtures with the separation of the easily condensable components in liquid or solid form : de en
  • GB372449A - Machine for the manufacture of prismatic trenails, pegs, or plugs in cabinet making and joinery : en
  • FR725585A - Method and device for mechanically joining two bodies using material to be welded : en fr
  • DE549950C - Device to compensate for the asymmetrical loading of a multi-phase network : de en
  • FR725586A - Welding device : en fr
  • GB372486A - Improvements in power-transmission linkages : en
  • FR725517A - Improvements to the weighing and bagging of powdery materials : en fr
  • DE550381C - Manufacture of the grooved ring of rope pulleys from rolled iron : de en
  • FR725187A - Improvements in refining liquid hydrocarbons : en fr
  • GB372466A - Improvements in or relating to a process of forming alloys : en
  • GB372467A - Improvements relating to pipe joints : en
  • FR725216A - Platinum head with oblique movement for cotton type knitting machines : en fr
  • FR725647A - New game : en fr
  • FR725230A - Method and device for obtaining, independently of vision, the real horizon of a moving system : en fr
  • GB372783A - Improvements in or relating to the production of hydrocarbons suitable for use as motor spirit : en
  • FR725324A - Folding chair combined with a briefcase : en fr
  • FR725358A - Carpet intended in particular for cars, airplanes or others : en fr
  • US1857975A - Shoe plate : en
  • FR725185A - Ice machine : en fr
  • GB372734A - Improvements in and relating to luminous indicators for flowing media : en
  • DK45640C - Speaker. : da en
  • GR3644B - AUTOMATIC BALYMETER. : el en
  • FR725558A - Indicating device for weighing devices and devices including application : en fr
  • US1857792A - Blasting cartridge : en
  • US1857862A - Igniter : en
  • US1857839A - Apparatus for treating textile materials : en
  • US1857882A - Changeable sign front : en
  • US1857971A - Safety device for vault or safe door locks : en
  • US1858069A - Automatic telephone exchange system : en
  • DE550032C - Convertible top for motor vehicles : de en
  • DE550254C - Process for steaming fabrics : de en
  • DE550017C - Pressure control device for swiveling machines and similar machine tools : de en
  • DE550084C - Rotary piston engine or pump : de en
  • DK45633C - Machine for the manufacture of forgings. : da en
  • FR725380A - Process for obtaining magnesium by igneous electrolysis : en fr
  • FR725145A - Advanced process of road construction : en fr
  • CA322294A - Tire manufacture : en fr
  • CH154611A - Internal combustion engine system. : de en
  • DE550689C - Photographic bellows camera : de en
  • FR725590A - screens for emission of inactinic white light under the action of any light source : en fr
  • FR725599A - Automatic rifle : en fr
  • GB372540A - Electric imitation fires : en
  • GB372800A - Mechanical stokers for locomotives : en
  • CH154484A - Bobbin spindle. : de en
  • FR725581A - Process for preparing water, in particular brewery water : en fr
  • GB372807A - Improvements in or relating to fire extinguishers : en
  • GB372808A - Improvements in or relating to electric motor control systems : en
  • DE550112C - Reed : de en
  • GB372515A - Improvements in the method of mole-drainage, and apparatus therefor : en
  • FR725319A - Camera-electric : en fr
  • GB372636A - Improvements in and relating to fire tubes of steam generators : en
  • GB372706A - Improvements relating to cattle watering bowls : en
  • DK45648C - Connecting arrangement by which a double connection can be provided between a parachute and an airplane carrier. : da en
  • GB372627A - Improvements in insoles and method of making same : en
  • GB373211A - Improvements in the manufacture and production of non-caking mixed fertilisers containing ammonium nitrate : en
  • USD86914S - Design fob an aquarium : en
  • DE550444C - Device for cleaning shoe soles : de en
  • US1858047A - Sheet metal die : en
  • USD86904S - Russell s : en
  • DE550106C - Device for remote measurement of resistances that arise as a function of the measured quantities : de en
  • DE550138C - Connection of drive pulley with transmission gear : de en
  • FR725589A - Advertising device : en fr
  • DE550108C - Storage of spinning and twisting spindles : de en
  • DE550160C - Divided superheater collecting box with finger-like transverse chambers : de en
  • DE550353C - Process for the production of azo dyes : de en
  • FR725612A - Variable pitch propeller improvements : en fr
  • GB372614A - Improvements in and relating to carding machinery : en
  • GB372433A - Improvements in variable electrical resistances : en
  • GB372729A - Improvements in and relating to sheet printing machines : en
  • GB373247A - Distributing box for powdered and pasty products : en
  • US1857726A - Dishwashing machine : en
  • US1857130A - Picture transmission : en
  • US1857692A - Top feeding mechanism : en
  • US1857963A - Airship : en
  • DE550658C - Coupling for the transmission of rotation as well as pulling and pushing forces : de en
  • GB372523A - Improvements in or relating to road vehicle brake testers : en
  • DE550328C - Method for fastening hollow blades in the wheel rim of a steam or gas turbine : de en
  • DK45660C - Apparatus for evaporating liquids brought into liquid state. : da en
  • FR725377A - Solid products for charging electric batteries, and their manufacturing process : en fr
  • FR725607A - Improvements to electrical signaling systems : en fr
  • GB372460A - Method of copying sound films : en
  • DE550102C - Device for coupling two bicycles together : de en
  • GB372507A - Process and apparatus for the continuous rectification of acetic acid : en
  • FR725297A - Manufacturing process of synthetic resin sheets or sheets : en fr
  • FR725576A - Expandable capacity trunk : en fr
  • FR725481A - Stiffening device particularly applicable to the tips of soft necks : en fr
  • FR725255A - Method of actuating direct current relays : en fr
  • GB372478A - Improvements in cooking ranges : en
  • FR725327A - Production of a new azo coloring matter : en fr
  • DE550503C - Airtight door for ovens with a loading opening inclined to the vertical : de en
  • CH154645A - Device for generating large electron currents in discharge tubes. : de en
  • US1857776A - Charge forming device : en
  • US1857163A - Method of treating fabrics and product thereof : en
  • US1857301A - Apparatus and process for cementing wells : en
  • US1857395A - Burglar trap : en
  • USRE18457E - Vibeation dampening mounting : en
  • US1857303A - Heat reducing structure for explosive engines : en
  • US1858057A - Carburetor : en
  • USD86913S - Design fob a game boabd : en
  • US1857705A - Ventilating arrangement for automobile hoods : en
  • GB372556A - Means for improving the utilisation in a turbine of exhaust gases from an internal combustion engine : en
  • US1858107A - Faceplate : en
  • US1857231A - Display container : en
  • US1857723A - Johan weenee johansson : en
  • AT128132B - Device for improving the acoustics in sound film theaters and the like like : de en
  • AT128196B - Device for driving vehicles. : de en
  • CA322347A - Apparatus for testing coating materials : en fr
  • DE550384C - harmonica : de en
  • GB372705A - Improvements in and relating to blowpipes for welding and cutting metals : en
  • US1857795A - Cutting tool : en
  • DE550191C - Sound box for sound recording and playback devices : de en
  • FR725121A - Syringe which can be used as a lubricating burette, vaporizer, etc. : en fr
  • GB372473A - Means for playing a miniature table game of golf : en
  • FR725572A - Improvement in the method of maintaining by straps, or the like, the contents of trunks, cases, and similar articles : en fr
  • US1857334A - Oil gauge : en
  • US1858202A - Pressure relief valve : en
  • US1858220A - Production of metal carbonyls : en
  • US1857302A - Excavating machine : en
  • US1857324A - Speed changing apparatus : en
  • US1857503A - Combined sinus and mastoid headrest : en
  • US1857458A - Railroad crossing : en
  • AT128178B - Bushing converter. : de en
  • CH154669A - Device for the remote transmission of measured values of electrical counters according to the pulse method and using a glow discharge tube. : de en
  • AT128236B - Multi-phase circuit breaker with neutral switch lever. : de en
  • DK45659C - Apparatus for generating an aerated desiccant. : da en
  • AT128212B - Electric line coupling. : de en
  • DE550362C - Cord guide with on wall iron, curtain boards u. Like attached Schnurfuehrungskoerpern made of porcelain : de en
  • AT128069B - Magnet system for loudspeakers and like : de en
  • CA322343A - Metal surface protection : en fr
  • US1858051A - High speed gear shift : en
  • US1858098A - Tire tool : en
  • CA322159A - Bushing remover : en fr
  • DE549669C - Rotary lobe compressors : de en
  • CA322166A - Spraying apparatus for wash towers, etc. : en fr
  • FR725415A - Motor vehicle trailer hitch : en fr
  • DE550103C - Petrol container for motorcycles, the wall of which consists of several layers of different materials lying close together : de en
  • DE550425C - Device for carrying out catalytic gas reactions : de en
  • FR725436A - Process for gradually adjusting the flow rate of compressors : en fr
  • GB372692A - Improvements in or relating to heterodyne receivers, suitable for use for wireless and other high frequency reception : en
  • US1857306A - Arc welding system : en
  • FR725234A - Wooden barrel scraper : en fr
  • GB373170A - Improvements in or relating to devices for measuring acceleration : en
  • DE550146C - Connection of divided vehicle bodies : de en
  • DE550567C - Hooks for tensioning lines and ropes with hook devices and clamping slots : de en
  • GB372686A - Improvements in and connected with variable speed gear : en
  • FR725147A - Improvements made to tabulator printing machines : en fr
  • FR725188A - Advanced metallurgy furnace : en fr
  • FR725378A - Device for dry rowing : en fr
  • GB372774A - Improved process for centrifuging hollow bodies with lining material : en
  • DE549971C - Device for monitoring the heating medium circulation of an indirectly heated heat exchanger : de en
  • DE550654C - Overheating indicator for heat exchangers with steam heating medium : de en
  • US1857610A - Form tie : en
  • US1858136A - Coupling : en
  • FR725276A - Soundproof material and its manufacturing process : en fr
  • GB372805A - Process for distilling coals : en
  • DK45644C - Double-acting multi-cylinder combustion power machine whose Charging Blowers are powered by Spill Dough Turbines. : da en
  • GB372600A - Improvements in pneumatic apparatus for the separation and grading of solid pulverulent material : en
  • GB372665A - Improvements in or relating to electric water heaters : en
  • US1857323A - Railway traffic controlling apparatus : en
  • US1857542A - Amino arylated amino naphthalene derivatives : en
  • CH154594A - Rotatable elbow. : de en
  • CH154675A - Transport containers for furniture. : de en
  • DE550195C - Thread tension meter : de en
  • GB372823A - Improvements in or relating to inking mechanism for printing presses : en
  • FR725201A - Process for producing a decorative gloss coating on papers, fabrics and the like : en fr
  • GB372537A - Improvements in or relating to flooring and paving slabs : en
  • DE550696C - Drainage device for washing tub : de en
  • GB372533A - Improvements in or relating to sound reproducing apparatus : en
  • FR725111A - Method for preventing the harmful formation of calcareous and magnesium soaps, in particular in the treatment of textiles : en fr
  • GB372526A - Improvements in or relating to electric discharge tubes provided with a metal sleeve : en
  • CA322231A - Boiler tube cleaning apparatus : en fr
  • CH154703A - Process for the preparation of a nitrogen-containing, cyclic ketone. : de en
  • FR725173A - Pitch-based composition, its manufacturing process and its applications : en fr
  • US1857249A - Multiwheel road vehicle : en
  • US1857780A - Friction drive for motion picture machines : en
  • US1858026A - Battery : en
  • DE550095C - Process for the production of composite, printed reproduction originals : de en
  • FR725569A - Process and material for deacidification of water : en fr
  • US1857376A - Mining machine : en
  • US1858156A - Heating furnace : en
  • DE550334C - Method and device for creating a reliable and high-quality telephone connection for the duration of the laying of telecommunication cables : de en
  • FR725406A - Process for the preparation of gray and black tank dyes and dyes obtained by this process : en fr
  • DE550259C - Process for the production of cellulose derivatives : de en
  • DE550582C - Electromagnetic self-breaker with armature movable in an excitation coil, especially for alternating current : de en
  • CH154657A - Process for making a crystallized digitalis product. : de en
  • GB372525A - Manufacture of coloured nitrocellulose lacquers and masses : en
  • GB372477A - Improvements in typewriting machines : en
  • DE550505C - Device for fastening the leading edge protection to tramway deep groove rails : de en
  • FR725206A - So-called thyratron tubes : en fr
  • GB372463A - Improvements in and relating to fuel-injection pumps : en
  • DE550193C - Device for pressure transmission of gases and vapors : de en
  • FR725231A - Worm gear : en fr
  • DE550121C - Process for the production of formaldehyde : de en
  • DE550607C - Compressed air distributor for aircraft wheel brakes : de en
  • US1857843A - Loose leaf binder : en
  • DE550591C - Wooden plate secured against warping, especially for the head and foot boards on metal beds : de en
  • GB372620A - Improvements in the production of superimposed colloid layers : en
  • GB372550A - Improvements in sack-holders : en
  • GB373212A - Improvements in or relating to cotton printing by means of sulphur dyestuffs : en
  • US1857672A - Shoe filler piece : en
  • FR725550A - Production process on the fiber of solid dyes : en fr
  • DE550260C - Process for the preparation of cellulose esters of the lower fatty acids : de en
  • DE550392C - Convertible top, especially for motor vehicles : de en
  • FR725337A - Glow wire ignition body for diesel engines : en fr
  • FR725120A - Assembly system for toys and light constructions : en fr
  • GB372673A - Improvements in loop regulating mechanism for full fashioned hosiery knitting machines : en
  • US1857186A - Train control system : en
  • DE550733C - Device for the constant delivery of liquids, especially lubricants : de en
  • US1857349A - Solenoid : en
  • US1857366A - Lip turning machine : en
  • GB372724A - Improvements relating to sparking plugs for internal combustion engines : en
  • FR725258A - Toy candy : en fr
  • GB372531A - Improvements in chicken foster mothers and hovers : en
  • FR725143A - System for conjunction, disjunction and control of electrical loads : en fr
  • FR725405A - Fuels for internal combustion engines : en fr
  • FR725479A - Gas discharge tube : en fr
  • GB372611A - Improvements in or relating to cans and like metal containers : en
  • US1857706A - Camera back : en
  • FR725293A - Method and device for starting and energizing a repulsion engine : en fr
  • CH154568A - Watch. : en fr
  • US1857635A - Automobile bumper : en
  • US1858123A - Electrically controlled brake : en
  • DE550310C - Process for purifying crude anthracene : de en
  • GB372423A - Improvements in or relating to exhausting machines for use in exhausting cans and the like, charged with food or other materials : en
  • US1857244A - New monoazodyestuffs : en
  • US1857266A - Valve actuator : en
  • US1857783A - Mortising machine : en
  • US1857793A - Bottle cap : en
  • CA322282A - Load discharging railway car underframe : en fr
  • DE550385C - Focus adjustment device for long focal length photographic cameras : de en
  • AT128186B - Circuit arrangement for self-connecting telephone systems. : de en
  • FR725155A - Settling of coal charges in furnace chambers, coal boxes, etc. : en fr
  • GB372631A - Improvements in and relating to the silver plating of spoons and the like : en
  • US1857790A - Speed controlling mechanism : en
  • DE550581C - Choke coil for high voltages with bracing bolts made of insulating material and several disc coil groups lined up in an axial direction : de en
  • DE550510C - Clamp with bracket : de en
  • US1857758A - Trailer : en
  • US1857127A - Gynecologic instrument : en
  • US1857987A - Covering of wire, thread-like and filamentary material, and the like, with india rubber, gutta-percha, balata, or similar materials or compounds thereof and apparatus therefor : en
  • CH154633A - Electric switch. : en fr
  • CH154678A - Luminous plate lighting device for automobiles. : en fr
  • DE550343C - Arrangement for suppressing harmonics in high-voltage DC circuits : de en
  • FR725625A - Combination device for the lubrication of longitudinal and transverse leaf springs of automobiles and the like : en fr
  • FR725447A - Agglomerate based on magnesium oxychloride and its manufacturing process : en fr
  • GB372522A - Improvements in apparatus for the directional transmission or reception of submarine sound waves : en
  • DE550049C - Ignition burner for gas appliances : de en
  • DE550079C - Device for volume control for magazine speaking machines with electrical pickups : de en
  • US1857519A - Method of splicing paper cores, tubes, and the like : en
  • GB372573A - Improvements in hoisting devices for motor vehicles : en
  • US1857146A - Key case : en
  • US1858083A - Compound for preparing molds for metal castings : en
  • US1858122A - Emergency brake : en
  • US1857925A - Tongs : en
  • AT128120B - Sound-insulating intermediate layer for ceilings and walls. : de en
  • US1857162A - Milling machinery : en
  • US1857845A - Exhaust gas silencer : en
  • US1857315A - Method of proofing type slugs : en
  • US1857965A - Pump : en
  • USRE18455E - Concrete road finishing machine : en
  • CA322278A - Zinc electrolyte purification : en fr
  • DE550060C - Method and device for laying cables in overhead protection pipes : de en
  • DE550097C - Stroller with a body made of folded material : de en
  • FR725224A - Lining for drive pulleys : en fr
  • USD86934S - Design fob a headlight : en
  • AT128034B - Cloakroom tag set. : de en
  • DE550376C - Screw connection for machine parts, the setting of which is regulated : de en
  • AT128237B - Electric switch. : de en
  • AT128240B - Driving iron for resonance spring drives. : de en
  • US1858087A - Insect trap : en
  • US1858173A - Packing ring : en
  • AT128015B - Stationary internal combustion engine with supercharging compressor. : de en
  • AT128130B - Cutting and layering machine for sheets of paper. : de en
  • DE550236C - Alarm clock with pre-alarm : de en
  • CA322330A - Locomotive : en fr
  • CH154677A - Luge with control wheel. : en fr
  • CA322173A - Engine starter : en fr
  • CA322247A - Tap or cock : en fr
  • GB372590A - Improvements in or relating to electrostatic loud-speakers : en
  • CH154653A - Metal shoe insert. : de en
  • CH154673A - Method and device for automatic filling of equal amounts of finely divided goods into valve bags. : de en
  • US1857911A - Window ventilator : en
  • CH154508A - Process for the production of a product suitable as a wetting agent, cleaning agent, emulsifying agent, etc. : de en
  • CH154475A - Bed fitting. : de en
  • DE550451C - Verschullatte : de en
  • FR725485A - Diffuser for sweets : en fr
  • CA322354A - Milk preserving and sterilizing apparatus : en fr
  • CH154644A - Device for generating large electron currents in discharge tubes. : de en
  • DE549883C - Hall construction : de en
  • FR725315A - Device to indicate seats or free places in railways, performance halls, etc. : en fr
  • FR725539A - Improvement in transmission devices of electric locomotives with fully suspended motors : en fr
  • CA322246A - Portland cement : en fr
  • FR725286A - Packaging with inner wrapping protecting the products contained in this packaging from air : en fr
  • US1858161A - Sorting and packaging machine : en
  • US1857169A - Shipping reel : en
  • US1857318A - Hypochlorites : en
  • US1857923A - Thermostatic switch device : en
  • CA322209A - Nut lock : en fr
  • CA322255A - Manufacture of impregnated articles : en fr
  • DE550371C - Flax harvester : de en
  • AT128024B - Process for the elimination of waste water containing phenols or similar impurities from coking plants, gas works, smelting plants and wood distillation plants by evaporation. : de en
  • CH154509A - Process for the preparation of a polyazo dye. : de en
  • AT128208B - Light band instrument. : de en
  • CH154641A - Mercury Vapor Rectifier. : de en
  • DE550248C - Device to prevent drafts at the extraction points for air from a room to be ventilated : de en
  • FR725486A - Air and gas filter : en fr
  • DE550326C - Process for the preparation of chlorine-containing condensation products from phenols : de en
  • GB372598A - Improved dowel jig used by cabinet makers and the like : en
  • GB372708A - Improvements in or relating to arrangements for the power steering of motor vehicles : en
  • GB372709A - Improvements in or relating to water proof floors and linings : en
  • USD86911S - Poeated : en
  • DE550321C - Schraem device with swiveling Schraemarm : de en
  • GB373186A - Improvements in multi-color kinematography and in films and apparatus therefor : en
  • GB372581A - A typewriter : en
  • FR725537A - Improvements made to inking products : en fr
  • CA322250A - Upsetting method : en fr
  • AT128248B - Process for the preservation of vitamins in the preservation of plants. : de en
  • CA322171A - Windshield wiper : en fr
  • DE549951C - Electric bicycle lamp with switching device for supply from dynamo or element : de en
  • GB372490A - Improvements in arrangement of compensated cardan joint applicable to the driving and steering wheels of vehicles and for other purposes : en
  • DE536482C - Roof construction supported by a beam grate : de en
  • DE550342C - Grooved sheet metal package for electrical machines with air slots between groups of sheets : de en
  • CH154559A - Reflector. : de en
  • CH154574A - Process for manufacturing aluminum alloys and alloys obtained by this process. : en fr
  • CH154721A - Process for the production of a real vat dye. : de en
  • DE550467C - shoe : de en
  • FR725335A - Code lighting device for motor vehicles and others : en fr
  • AT128046B - Safety switch for motor vehicles. : de en
  • AT128084B - Conductor bushing, in particular for cable terminations. : de en
  • CH154575A - Process for the manufacture of aluminum alloys containing bismuth and antimony and alloy obtained. : en fr
  • US1857282A - Painting instrument : en
  • US1858187A - Music leaf turner : en
  • AT128234B - Armature bearing, primarily for four-pole speakers. : de en
  • US1857479A - Adjustable gauge and stop for grader blades : en
  • US1857630A - Method for reducing dry gelatin to solution : en
  • US1857772A - Tie puller : en
  • CA322357A - Diaphragm mechanism : en fr
  • CH154639A - Device for the selective protection of transformers by means of impedance relays. : de en
  • US1857741A - Noiseless type action for typewriters : en
  • US1858168A - Manufacture of phenol formaldehyde condensation products : en
  • GB372670A - Improvements in or relating to aprons : en
  • US1857698A - Process of treating batavian dammar resin : en
  • US1857225A - Lock : en
  • US1857229A - Card index file : en
  • US1857261A - Windscreen adjusting mechanism : en
  • US1857365A - Variable speed transmission : en
  • US1857664A - Treatment of gold and silver : en
  • US1858117A - Piston operated snap switch : en
  • CA322335A - Lock washer : en fr
  • CH154534A - Cinema recorder with cassette. : de en
  • AT128246B - Device for synchronous marking of continuously running tapes. : de en
  • CH154459A - Process for obtaining a material of very high strength and hardness, based on cement and sand, and device for implementing this process. : en fr
  • US1857937A - Back for picture frames : en
  • US1857545A - Refrigerator show case : en
  • US1857658A - Adomi peretzschner : en
  • US1857881A - Automatic vending machine : en
  • US1857502A - Body construction for cameras : en
  • US1857528A - Coupling : en
  • USRE18458E - Otto lujtdell : en
  • FR725466A - Double-acting bolt press vertical slide control device : en fr
  • CA322355A - Burlap bag repairing method : en fr
  • CH154663A - Carrier Stream Signal Transmission Device. : de en
  • DE550065C - Coupling device for connecting an oscillating pendulum to the electric hand motor of drilling machines : de en
  • GB372815A - Improvements relating to bobbins used in textile processes : en
  • US1857645A - Vacuum tube construction : en
  • DE550600C - Distance setting for the optics in box cameras : de en
  • FR725372A - Coil with trays : en fr
  • FR725520A - Stopper for valves : en fr
  • CH154632A - Cable waveguide. : de en
  • FR725247A - Improvements to hydraulic shock absorbers : en fr
  • FR725442A - Iron cross member with transverse ribs intended to immobilize the rail shoe laterally : en fr
  • CA322339A - Process of treating petroleum oils : en fr
  • US1858164A - High-pressure valve : en
  • USRE18460E - pieper : en
  • AT128087B - Paint spray gun. : de en
  • US1857713A - Carding device for artificial teeth : en
  • US1858111A - Impregnating apparatus : en
  • US1857319A - Variable pitch propeller : en
  • US1857919A - Feeding mechanism for roasting furnaces : en
  • US1858124A - Ice cube tray : en
  • DE550489C - Parchment lampshade covered with celluloid varnish : de en
  • GB372420A - Improvements in means for securing motor car radiator caps from loss or theft : en
  • GB372737A - Improvements in air cooled internal combustion engines : en
  • CA322257A - Insulator assembly : en fr
  • CA322304A - Resister : en fr
  • US1858037A - Zero correcting circuit : en
  • US1858178A - Heel and arch support : en
  • US1857457A - Wheel tread refacer : en
  • US1857481A - Brake mechanism : en
  • US1857808A - Brush holder : en
  • US1857710A - Rotating steam generator : en
  • US1858162A - Stocking : en
  • FR725544A - New means and tools for the mechanical substitution of rails on railway tracks : en fr
  • DE550085C - Drive the control shaft of internal combustion engines by means of a retensionable chain drive : de en
  • FR725137A - Apparatus for ironing blades for harvesters and similar machines : en fr
  • FR725266A - Improvements in the treatment of filamentous and other materials : en fr
  • FR725299A - Method for transforming variations of electric currents into luminous variations, and apparatus carrying out said method : en fr
  • FR725477A - Rapid fire pistol : en fr
  • CH154624A - Arrangement for the excitation of commutator machines connected in cascade with asynchronous machines. : de en
  • CH154660A - Process for the production of vitamin D. : de en
  • US1857497A - Method of surface finishing paper or fiber board and product of same : en
  • US1858201A - Pajama trousers : en
  • DE550471C - Articulated rocker slide connection : de en
  • US1858049A - Eiectbic : en
  • CA322238A - Stoker tuyere : en fr
  • AT128164B - Process for operating cylindrically elongated deflagration chambers, in particular for internal combustion turbines. : de en
  • CH154544A - Straightening machine with spreading device, in particular for machine gun mounts. : de en
  • AT128128B - Device for sealing the lower frame part of windows or the like. : de en
  • DE550170C - Arrangement of devices with vibrating parts for damping the mechanical vibrations of overhead lines : de en
  • US1857628A - Box stamping and drawing tool : en
  • US1858203A - Purification of phosphoric acid : en
  • CH154540A - Device for displaying the time period of conception ability in women with a regular four-week cycle. : de en
  • CA322306A - Resister : en fr
  • CH154455A - Electric heater. : de en
  • US1857665A - Sealed can and method of making the same : en
  • US1857805A - Coated fabric and method of making the same : en
  • AT128012B - Piston pump. : de en
  • US1857247A - Voltage measuring arrangement : en
  • US1857880A - Production of hydroaromatic-alcohols : en
  • AT128075B - Cooling device for closed electric motors, generators or similar machines. : de en
  • CA322259A - High frequency signalling system : en fr
  • CH154573A - Mechanism for timepieces, especially for chronographs, counters and split-seconds. : en fr
  • AT128184B - Coin-collecting telephone station for fully automatic control centers. : de en
  • DE550162C - Reversible valve control for piston engines : de en
  • US1857596A - Protein composition : en
  • US1857681A - Ventilator for cars : en
  • DE550009C - Rotary balance according to Eoetvoes : de en
  • FR725457A - Indicator device for polycylindrical motors : en fr
  • US1857750A - Shock absorber : en
  • DE550216C - Conditioner for photographic prints : de en
  • DE550368C - Hand hoe with a hoe blade attached to a resilient mounting bracket : de en
  • DE550445C - Cover plate for the letter slot in hall doors : de en
  • DE550458C - Process for preparing a pasta dish, in particular spaghetti : de en
  • CH154525A - Installation for water softening. : en fr
  • FR725252A - Improvements made to the means to allow masking, at will. the cooling surface of radiators of internal combustion engines, in particular for motor vehicles : en fr
  • AT128123B - Thread tension weight with thread guide roller for bobbins of braiding and bobbin lace machines. : de en
  • CH154556A - Electro-magnetic device. : en fr
  • CA322240A - Mechanical stoker : en fr
  • CH154670A - Projection device. : de en
  • US1857724A - Holder for photographic image carriers : en
  • DE550331C - Stop lock for turnout and signal drives : de en
  • DE550402C - Process for the production of arsenic acid from arsenic : de en
  • US1857530A - Means for the fastening together of plates or sheets : en
  • AT128038B - Cylinder head with pre-ignition chamber for small diesel engines. : de en
  • AU195631A - An improved seed-sowing implement : en
  • US1857797A - Fire extinguisher : en
  • USD86903S - Design fob a heat absokbeb fob electbic lamps : en
  • CH154604A - Fodder unloading device. : en fr
  • DE550087C - Carburetor : de en
  • DE550590C - Armchair with a seat that can be moved forwards and backwards on an inclined track and an articulated backrest that slides on the chair frame : de en
  • GB372415A - Improvements in or relating to picture telegraph, television and like systems : en
  • US1857295A - Sash lock : en
  • CA322302A - Railway tie plate : en fr
  • CA322329A - Loud speaker : en fr
  • US1857383A - Grass trimmer for sprinkling system nozzles : en
  • US1857499A - Control for electrical welding currents : en
  • US1857403A - Cutting apparatus for stone, coal, and the like : en
  • CA322222A - Heating radiator : en fr
  • CH154558A - Apparatus for testing materials, stamps and the like in ultraviolet light. : de en
  • AT128145B - Connection of adjoining thin-walled construction parts. : de en
  • CH154487A - Dye preparation suitable for textile prints. : de en
  • US1857690A - Molding, coating, filling, impregnating, and binding : en
  • AT128122B - Device for sticking fabric samples, vignettes or the like on cards or other documents. : de en
  • GR3638B - PERFECTED PACKAGES AND BOXES FOR PACKING FRESH OR DRY VEGETABLE VEGETABLES OR ANY OTHER AGRICULTURAL OR INDUSTRIAL PRODUCT. : el en
  • DE550057C - Equipment for the production of stranded flat conductors for electrical machines and devices : de en
  • GB372696A - Improvements in manoeuvre-signalling devices for use on vehicles : en
  • AT128117B - Welded beam. : de en
  • CH154631A - Electric socket with plug. : de en
  • US1857346A - Process for the recovery of nitric acid : en
  • US1857536A - Combination grass and grain planter : en
  • US1857858A - Poultry feeder : en
  • US1858151A - Process for concentrating volatile aliphatic acids : en
  • FR725128A - Improvements relating to steam superheaters : en fr
  • US1857548A - Technically pure cro2 : en
  • US1857997A - Cut-off mechanism for heading machines : en
  • US1857134A - Cooling means for photographic film tanks : en
  • US1857213A - Process of making optical disks : en
  • US1857214A - Web positioning mechanism : en
  • US1857648A - Drawing press : en
  • CH154549A - Pointer counter. : de en
  • US1857727A - Soap holder for dishwashing machines : en
  • AT128183B - Short circuit brake circuit for electrically powered vehicles. : de en
  • CH154548A - Writing measuring device. : de en
  • DE550354C - Process for the preparation of disazo dyes : de en
  • US1857680A - Packaging machine : en
  • US1858031A - Edge trimming attachment for lawn mowers : en
  • US1857720A - Rotary fluid compressor : en
  • US1857988A - Chain post and method of making the same : en
  • CA322305A - Resister : en fr
  • CH154543A - Shadow gun. : de en
  • CH154712A - Process for the preparation of a water-insoluble azo dye. : de en
  • US1857307A - Stoker motor control : en
  • US1857695A - Process for preparing resinous wood for digestion by the bisulphite process : en
  • AT128227B - Sound resonator for sound reproduction. : de en
  • US1857847A - Jointed bracket : en
  • US1857996A - Stop mechanism : en
  • US1857269A - Tile cutting machine : en
  • US1857732A - Lewis e : en
  • DE549973C - Telephone desk set on a special base : de en
  • DE550240C - Process for the preparation of mixed cellulose esters : de en
  • FR725241A - Porous metal and its manufacturing process : en fr
  • DE550129C - Insulating compounds : de en
  • AT128004B - Safety valve for pressure reducing valves for compressed gases and vapors. : de en
  • GB372732A - Improvements in or relating to temperature regulators : en
  • FR725229A - Improvements to telephone systems : en fr
  • GB373643A - Improvements in the manufacture and production of polymerisation products : en
  • FR725634A - Velocipede light dynamo holder : en fr
  • GB373188A - Improvements in or relating to trusses, particularly for use in aircraft : en
  • FR725156A - Machine for molding artificial cladding plates or tiles provided with recessed recessed grooves : en fr
  • US1857237A - Running mold : en
  • US1857524A - Film pack : en
  • USRE18461E - pignanelli : en
  • DE550725C - Odometer for vehicles : de en
  • GB372450A - Improvements in the transmission of signals in printing telegraphy : en
  • GB372655A - An improved gas meter valve mechanism : en
  • GB372703A - Improved gripping appliance particularly for withdrawing h section steel mine roof supports : en
  • FR725316A - Compressor for refrigeration machine : en fr
  • FR725630A - Further training for boats propelled by compressed air : en fr
  • GB372458A - Improvements in luminous signs and the like : en
  • GB372497A - Improvements in and relating to electric waier heaters : en
  • DE550173C - Contactor control for starting an electric motor by means of a time relay : de en
  • FR725125A - Heater : en fr
  • FR725232A - Improved method and apparatus for peeling onions : en fr
  • GB372647A - Manufacture of sheets and other articles from cellulose derivatives : en
  • GR3640B - METAL RESISTANT. : el en
  • US1857287A - Opening and locking means for loose leaf ring structures : en
  • US1857523A - Film holding strap : en
  • US1857526A - Method of electric welding pressure vessels : en
  • US1857980A - Safety razor : en
  • FR725169A - Application of the resonance harmonic table to transmitting devices or loudspeakers : en fr
  • DE550116C - Keltetraeger for the operation of cooling devices, in which a Keltetraeger is evaporated and condensed in the circuit : de en
  • FR725456A - Installation device with connection and earthing on the front side : en fr
  • FR725321A - Teat cup for milking machines : en fr
  • FR725346A - Safety device with plates for cases of electric accumulator batteries or other electric devices : en fr
  • GB372697A - Improvements in or relating to absorption refrigerating apparatus : en
  • FR725141A - Improvements to container closures : en fr
  • US1857124A - Friction brake : en
  • FR725637A - Improvement of dye fastness obtained on textiles using soluble dyes : en fr
  • DE549396C - Floating lock trough with one or more loading chambers : de en
  • FR725531A - Improvements in the production of levels : en fr
  • FR725104A - Umbrella Sleeve Improvements : en fr
  • FR725223A - Starting and reversing mechanism for internal combustion engines : en fr
  • FR725340A - Electromechanical device for flying a bell : en fr
  • FR725159A - Improvements to internal combustion engines such as diesel, semi-diesel, compression ignition or injection : en fr
  • US1857769A - Method of and apparatus for manufacturing high ohmic resistances : en
  • AT128094B - Photoelectric cell. : de en
  • DE550126C - Hearth furnace with inclined arrangement of the front or rear wall or both walls : de en
  • FR725454A - Device for holding dressings, wraps and the like : en fr
  • GB372628A - Air blower for dental purposes : en
  • GB372684A - Improvements in or relating to electric lighting systems for vehicles driven by internal combustion engines : en
  • FR725538A - Refrigeration process for removing easily condensable elements in gases intended to be treated with cold : en fr
  • GB372667A - Improvements in and relating to electric switches with fusible retaining means : en
  • US1857753A - Land pulverizer and packer : en
  • GB372439A - Improvements in or relating to machines for the centrifugal casting of metals : en
  • FR725533A - Printing process on plastic mass and more particularly on flexible phonograph discs : en fr
  • GB372514A - Improvements in and relating to printing machines : en
  • DE550214C - Self-erecting lens mount for photographic cameras : de en
  • US1857607A - Means for suspending alpha hammock : en
  • GB372484A - Improvements in or applicable to platen printing presses : en
  • DE550135C - Production of castings from bearing metal alloys : de en
  • DE550141C - Device for closing box parts : de en
  • DE550361C - Container for shoe care products : de en
  • GB372445A - Improvements in shock absorbers : en
  • US1857294A - Sash lock : en
  • US1857338A - Machine for welding tubular objects : en
  • US1857656A - Two stroke cycle internal combustion engine : en
  • DE550088C - Cooling device for internal combustion engines : de en
  • US1858127A - Grapple for airplane package transfer apparatus : en
  • FR725133A - Sophisticated transformable cabinet : en fr
  • GB372674A - Improvements relating to decoudun ironing machines : en
  • FR725496A - Process for packing fragile vases : en fr
  • GB372511A - Improvements in foundry core and mould drying stoves : en
  • FR725623A - Automotive tractor trailer : en fr
  • CA322207A - Aircraft : en fr
  • CA322243A - Ash disposal system : en fr
  • CA322184A - Manufacture of wrapped belts : en fr
  • CA322199A - Internal combustion engine : en fr
  • DE549981C - Process for improving the vacuum in electron tubes : de en
  • GB372723A - Fuse for rotating projectiles : en
  • FR725460A - Improvements to engines with two pistons moving in the same cylinder, in opposite directions : en fr
  • FR725506A - Counter roller mechanism : en fr
  • GB372621A - Improvements relating to the distribution of treated air and more particularly to conduits for the distribution of humid air : en
  • DE550239C - Substitute for olein in the textile industry : de en
  • US1858090A - Fruit and vegetable dusting apparatus : en
  • US1857200A - Cigar lighter : en
  • US1857218A - Apparatus for softening shoe stiffeners : en
  • US1857636A - Outboard motor : en
  • DE550028C - Parachute packaging sleeve with lock that can only be operated by hand : de en
  • CA322260A - Gaseous electric discharge device : en fr
  • US1857747A - Metal wheel : en
  • US1858072A - Attachment plug receptacle : en
  • FR725600A - Reels for loading in broad daylight, especially motion pictures : en fr
  • AT128228B - Starters for units for generating electrical energy. : de en
  • DE549826C - Device on sewing machines or the like for guiding a tape strip as a piping or piping between two lengths of fabric : de en
  • US1857337A - Mulling machine : en
  • US1857461A - Impure oil reclaimer : en
  • AT128206B - Cross-field direct current machine driven by a direct current shunt motor with series excitation for arc welding. : de en
  • AT128179B - Induction motor. : de en
  • DK45630C - For Reinforcement, Alignment or similar usable Discharge Tube. : da en
  • DE550038C - Humidifier : de en
  • DK45654C - Procedure for matting glass objects. : da en
  • FR725124A - Security device : en fr
  • FR725595A - Washer brush : en fr
  • GB372432A - Improvements in piston rings : en
  • US1857520A - Purification of sodium acetate : en
  • US1857582A - Method of making forged compromise bars : en
  • US1857703A - Puncture marker and tube deflater : en
  • US1857861A - Valve : en
  • US1858086A - Baker's proofing cabinet : en
  • CH154731A - Process for the preparation of a mercury compound of 1-allyl theobromine. : de en
  • US1857135A - Combination projector : en
  • US1857210A - Automobile signaling device : en
  • USRE18456E - Carburetor : en
  • AT128074B - Process for the production of aluminum by molten electrolysis. : de en
  • AT128198B - Circuit arrangement for impulse transmitters in sub-centers of telecommunications systems. : de en
  • AU45731A - Improvements in process of and apparatus for burning gas : en
  • US1857181A - Electeic vaporizer : en
  • FR725320A - Automatic overturning and righting bucket : en fr
  • FR725547A - Internal combustion engine with accessory machines : en fr
  • US1857584A - Receptacle cleaner : en
  • US1858147A - Fruit crusher : en
  • US1858188A - Hand brake mechanism : en
  • US1857174A - Electric regulating system : en
  • US1857673A - Stage or screen modifier : en
  • CH154704A - Process for the preparation of a nitrogen-containing, cyclic ketone. : de en
  • DE550621C - Partial inclined tube boiler with wall cooling : de en
  • GB372530A - Improved poultry house : en
  • DE550125C - Power plant with high pressure and low pressure steam generator : de en
  • FR725203A - Slide to guide and cushion the edges of glass panels, especially for cars : en fr
  • GB372716A - Improvements in or relating to granulated carbon microphones : en
  • US1857341A - Gate for trap nests : en
  • FR725279A - Water distribution device for railroad car wash basins : en fr
  • FR725598A - Apparatus for finding the direction of gravity or the horizon on vehicles or like moving bodies : en fr
  • US1857126A - Chemical picture telegraphy receiver : en
  • GB372402A - Process for the manufacture of conversion products of colophony : en
  • GB372541A - Improvements in or relating to route or destination indicators : en
  • GB372672A - Improvements in or relating to centrifugal pumps : en
  • GB373169A - Improvements in showcards : en
  • US1857209A - Toy electric motor : en
  • US1857253A - Sprag for motor vehicles and the like : en
  • DE550246C - Mold for casting metal blocks, especially made of copper or copper alloys : de en
  • DE550422C - Device for regulating the hot gas exhaust for ovens, especially for those with gas heating : de en
  • FR725181A - Radiator : en fr
  • GB372583A - Improvements in water-heating stoves or furnaces : en
  • DE550035C - License plate, especially for motor vehicles : de en
  • FR725421A - Spinning apparatus for preparing artificial threads by the dry spinning process : en fr
  • CH154599A - Vessel with a discharge device. : de en
  • GB372671A - Process and apparatus for cutting screw-threads : en
  • DE550339C - Timing relay : de en
  • DE550744C - Swimming shoe : de en
  • US1857633A - Motion picture film cleaner : en
  • GB372558A - Improvements in devices for holding cleaning or similar material : en
  • USD86939S - William schwabtz : en
  • FR725597A - Toiletries : en fr
  • GB372499A - Improvements in or connected with electric fans : en
  • FR725263A - Road surfacing machine : en fr
  • US1857621A - Depositing machine for dough, semifluid, pasty, or like materials : en
  • US1857652A - Oil filter : en
  • DK45645C - Machine for Kneading Margarine and Other Edible Fats. : da en
  • US1857506A - Vacuum pump : en
  • FR725614A - Elastic spindle device for loom shuttles, automatic or ordinary : en fr
  • US1858131A - Apparatus for and method of making deckled edged paper : en
  • FR725419A - Method of introducing fuel into the cylinders of polycylindrical combustion engines : en fr
  • USD86925S - Charles miller : en
  • DE550552C - Automatic release device on labeling machines or the like. : de en
  • US1857384A - Cultivating implement : en
  • US1857819A - Radio telephone system : en
  • FR725601A - Self-winding watch housed in a case : en fr
  • US1857414A - Method for economic recovery of sulphur from smelter smoke : en
  • US1857895A - Method of heat treating axles : en
  • US1857826A - Fish landing net : en
  • AT128020B - Blade for safety razor. : de en
  • CA322223A - Extensible and collapsible tray : en fr
  • US1857954A - Pumping system : en
  • US1857309A - Fastener : en
  • US1857851A - Thrust roller plate construction for fluid meters : en
  • US1858114A - Plow : en
  • CH154561A - Watch. : en fr
  • GB372448A - Improvements in and relating to means for controlling the operation of sheet-printing presses : en
  • GB372658A - Improvements connected with gland packings and jointings for steam engines, pumps and the like : en
  • FR725217A - Device for the fixed axial connection of two machine elements, annular such as tubes, bearings, shafts, turntables, etc. : en fr
  • GB372405A - Improvements in locking devices for stud-bolts and similar screw connections : en
  • US1857953A - Multiple spindle boring machine : en
  • US1858102A - Pressure fluid generator : en
  • DE550161C - Storage device for counter-rotating turbines with generators coupled to the turbine shafts : de en
  • DE550632C - Process for rolling out strips and sheets : de en
  • NL27027C - DEVICE FOR CONNECTION OF ONE OR MORE CABLES ON THE HIGH VOLTAGE SIDE OF A HIGH VOLTAGE TRANSFORMER : en nl
  • US1857951A - Field template for rails and joints : en
  • US1858088A - Stove latch : en
  • US1858100A - Process of treating silica-bearing materials : en
  • GB372431A - Improvements in or relating to a method of and means for the reproduction of photographically recorded data for the purpose of evaluation or computation : en
  • FR725580A - New cup with removable metal handle : en fr
  • US1857491A - Method and apparatus for completing pressed blown ware or blown ware : en
  • CA322345A - Container closure : en fr
  • US1857480A - Furnace : en
  • US1857485A - Parachute : en
  • FI14335A - Spelautomat fynt Mynt, med anordning för prövning av den spelandes skicklighet : en fi
  • FR725177A - Improvements to automatic clutch transmissions : en fr
  • GB372666A - An improved machine set or group comprising a prime mover and an electric generator : en
  • GB372824A - Improvements in fluid pressure gauges : en
  • US1857398A - Wiring terminal construction : en
  • US1857959A - Curve plotting system : en
  • US1857472A - Necktie : en
  • FR725238A - Cigarette stuffing machine : en fr
  • FR725244A - Improvements to printing devices : en fr
  • US1857156A - Eyeshield : en
  • US1858005A - Control means : en
  • US1857340A - Abrasive article : en
  • AT128163B - Torsional vibration dampers for shafts, in particular for internal combustion engines. : de en
  • AT128172B - Installation on trainline telephone systems. : de en
  • DE550026C - Device for dissolving powdery chemicals stored in a container by a flow of liquid, in particular for producing fire-extinguishing foam : de en
  • DE550144C - Arrangement of in-line engines in aircraft wings : de en
  • US1858063A - Heater unit for cathodes of vacuum tubes and method of producing same : en
  • US1858185A - Liquid pump : en
  • US1858013A - Sterilizer door : en
  • CA322344A - Metal surface protection : en fr
  • US1858141A - Reflecting unit : en
  • US1857890A - Insect trap : en
  • US1857602A - Windshield frame : en
  • US1857912A - Art of anchorage and product thereof : en
  • US1857263A - Process of strengthening cotton, artificial silk, artificial foils of cellulose, viscose, or the like and material prepared by this process : en
  • US1858062A - Electric furnace : en
  • US1857493A - Thread chaser : en
  • DE550077C - Record speaking machine with large area membrane : de en
  • DE550667C - Cooling device for cinema projection machines : de en
  • FR725289A - Improvements to internal combustion engines : en fr
  • DE550078C - Device on speaking machines for recording and playing back longer performances : de en
  • DE549994C - Intrauterine pessary : de en
  • DE550294C - Table signal device : de en
  • DE550589C - Two-part protective capsule for watches : de en
  • FR725204A - Device applicable to bottles or containers to prevent fraud or adulteration of liquid : en fr
  • IE12349L - Magnesium alloy castings : en
  • AT128006B - Clock with jumping numbers. : de en
  • DE550462C - Support leaf spring support, especially for motor vehicles : de en
  • DE550140C - Thread cutting device for single-spindle lathes : de en
  • DE550668C - Image adjustment for suitcase cinemas with sound films : de en
  • FR725530A - Anti-slip device for motor vehicles : en fr
  • GB372388A - Improvements in the manufacture and production of ammonium sulphate nitrate stable for storage : en
  • GB372539A - Improvements in ventilating windows for poultry houses : en
  • US1857443A - Removable head barrel : en
  • DE488895C - Pack as a replacement for the head, trunk and limbs of the body : de en
  • DE549629C - Lubricating device for machines with rotary pistons working as compressors, vacuum pumps or motors : de en
  • DE550406C - Arrangement to prevent accidental contact with live parts of disconnectors installed in switchgear cubicles : de en
  • DE550455C - Roller set : de en
  • US1857203A - Leading-in conductor : en
  • FR725132A - Shoe heels : en fr
  • FR725567A - Electromagnetic horn, especially for cars : en fr
  • FR725594A - Method of guiding objects, bands or others, certain points of which must follow a determined path : en fr
  • US1857561A - Furnace wall structure : en
  • GB372630A - Improvements in or relating to combustion chambers : en
  • GB372653A - Improvements in box magazines for small arms : en
  • US1858027A - Combined typewriting : en
  • US1857172A - Safety mechanism for material handling machines : en
  • US1857637A - Automatic circuit breaker : en
  • US1857892A - Heat exchanger : en
  • AT128177B - Hot cathode rectifier. : de en
  • GB372547A - Improvements in and relating to protective apparatus for electric circuits : en
  • AT128156B - Friction gear. : de en
  • FR725429A - Chalice burner : en fr
  • FR725256A - Dyeing improvement : en fr
  • DE550115C - Device for compacting coal cake : de en
  • FR725471A - Improvements in the construction of wheelbarrows : en fr
  • US1858080A - Dental crown remover : en
  • FR725184A - Coupling arrangement for amplifiers : en fr
  • GB372711A - Improvements in or relating to ingot or billet breaking devices : en
  • US1858007A - Method and agent for recovery of oxidized ores : en
  • FR725498A - Ice cream maker : en fr
  • AU494631A - Apparatus for the stringing of tennis racquets : en
  • FR725323A - Hair lightening machine : en fr
  • FR725281A - Further training in cinematographic cameras : en fr
  • GB372610A - Improvements in or relating to jigger conveyors : en
  • US1858045A - Wire support : en
  • US1857887A - Water separator : en
  • US1858044A - Method of and apparatus for burnishing gears : en
  • GB372657A - Improvements in or relating to devices comprising a gasfilled electric discharge tube : en
  • US1857904A - Means for scavenging tubular heaters of deposited material : en
  • GB372469A - Improvements in automatic electric switching apparatus : en
  • AT128158B - Clock with self-winding mechanism activated by vibration. : de en
  • US1857359A - Radio signaling : en
  • US1857304A - Protector : en
  • US1857909A - Propeller : en
  • US1858230A - Fertilizer material and process for manufacturing the same : en
  • US1857815A - Apparatus for automatically delivering articles in alpha uniform manner : en
  • US1857166A - Marking device : en
  • US1858145A - Toy : en
  • FR725366A - Measuring device for making clothes : en fr
  • US1857884A - Precipitating apparatus and process : en
  • US1857327A - Propeller : en
  • US1858060A - Amusement device : en
  • AT128031B - Method and device for preparing a coffee beverage. : de en
  • AT128169B - Device for liquids and pastes, especially lubricants, between adjacent lamellas, plates, discs and the like the like. To introduce. : de en
  • AT128086B - Electromagnetic ore separator. : de en
  • AT128042B - X-ray tube with two or more optionally switchable hot cathodes. : de en
  • DE550070C - Device for the simultaneous cleaning of two opposite surfaces, in particular window panes : de en
  • FR725303A - Special distributor valve for the automatic operation of the doors of metropolitan railroad cars : en fr
  • DK45636C - For recording and reproducing acoustic signs by means of electromagnetic means, in which two magnetic systems arranged one after the other in relation to the phonogram carrier are used. : da en
  • DE550204C - Collective trap : de en
  • DK45642C - On the back mirrored reflector for artificial light sources. : da en
  • AT128040B - Multiple power cables. : de en
  • AU529131A - Improvements in or relating to photoelectric cells : en
  • US1858189A - Apparatus for wrapping articles : en
  • AT128093B - Booking engine for large companies of all kinds. : de en
  • CH154577A - Material supply device for lathes. : de en
  • US1857704A - Special metal channel section : en
  • US1857718A - Ignition magneto : en
  • DE549974C - Electrical transmission system with a plurality of amplifiers : de en
  • DE550625C - Hollow stagnation pendulum for traveling grates with supply of compressed air to the fuel through the stagnation pendulum : de en
  • CH154507A - Process for the production of a product suitable as a wetting agent, cleaning agent, emulsifying agent, etc. : de en
  • CH154515A - Procedure for treating bone tissue prior to degumming. : de en
  • US1857379A - Switch handle : en
  • DE550439C - Process for the production of durable, saturated calcium gluconate solutions : de en
  • US1857494A - Method and means for treating sulphide ores and the production of sulphuric acid thereby : en
  • US1857849A - Helicopter : en
  • US1857669A - Testing and flexing machine : en
  • US1857837A - Combined stop motion and float preventer for looms : en
  • FR725102A - Improvements in so-called patience games : en fr
  • FR725237A - Moldable compositions and industrial products thus obtained : en fr
  • US1857212A - Potato digger : en
  • US1857568A - Incubator tray : en
  • USD86924S - Charles miller : en
  • DE550171C - Remote timer switch : de en
  • US1857351A - Cooling tower : en
  • CH154674A - Transport barrel. : de en
  • CA322331A - Locomotive : en fr
  • US1857152A - Combined focus and image placement adjustment means for moving picture projectors : en
  • US1857292A - Means for displaying alpha sign in the air : en
  • US1857364A - Furnace : en
  • US1857961A - Bi-metal packing : en
  • CH154562A - Pad installation method. : en fr
  • US1857367A - Pressure indicator : en
  • US1857641A - Acoustic device : en
  • US1858209A - Vibratory massage apparatus : en
  • US1857585A - Ice auger : en
  • US1857684A - Door latch : en
  • CH154483A - Method and device for the production of quilting seams and the like. : de en
  • CA322300A - Valve mechanism for rock drills : en fr
  • CH154658A - Process for the preparation of a basic substituted aminoquinoline derivative. : de en
  • CA322206A - Golf tee : en fr
  • US1858227A - Window screen : en
  • CA322269A - Metal to glass coating : en fr
  • AT128247B - Process for the production of high-melting wax products similar to carnauba wax. : de en
  • CH154490A - Turn-down collar. : de en
  • CH154588A - Process for the production of coatings with a polish-like effect on flexible materials. : de en
  • CH154717A - Process for the preparation of a water-insoluble azo dye. : de en
  • CH154733A - Device for conveying items of goods. : de en
  • CH154708A - Process for the preparation of a dye. : de en
  • CH154719A - Process for the preparation of an anthanthrone derivative. : de en
  • GB372520A - Improvements in radial flow turbines : en
  • US1857715A - Nursing bottle support : en
  • AT128202B - Electrical connection coupling. : de en
  • US1857377A - Floor receptacle mount : en
  • US1857670A - Rolling metal strip : en
  • US1857437A - Cable clamp : en
  • CH154488A - Washing machine. : de en
  • US1857639A - Heater element for permanent waving of hair : en
  • US1857425A - Screen : en
  • US1857818A - Inching mechanism for printing presses : en
  • US1857522A - Container for tables : en
  • US1857728A - Dishwashing machine : en
  • US1858133A - Fuse and switch handling device : en
  • US1857145A - Tongue and mouth cleaner : en
  • US1857239A - Elastic wheel : en
  • AT128142B - Shut-off device with an electric motor drive. : de en
  • AT128195B - Pole winding made of flat metal bent on edge for electrical machines with pole legs with a long rectangular cross-section. : de en
  • CA322350A - Carbureter : en fr
  • CA322190A - Grain mixing and sampling machine : en fr
  • CH154527A - Multi-motor drive on paper machines. : de en
  • CH154592A - Device for blocking a slide on its slides. : en fr
  • DE550257C - Manufacture of metal carbonyls : de en
  • US1857259A - Transmission system : en
  • GB372638A - Improvements in and relating to breathing devices : en
  • CA322333A - Sausage smoking method : en fr
  • CH154462A - Siphoid box for bathrooms. : en fr
  • DE550647C - Method for gluing wood, in particular plywood and veneer wood : de en
  • CH154630A - Process for the production of electrically insulating fittings with an open, equally thick profile cross-section. : de en
  • AT128170B - Self-priming centrifugal pump. : de en
  • US1857390A - Flash light : en
  • US1857454A - Julius c : en
  • US1857935A - Automobile signal switch : en
  • US1857345A - Lateral motion freight car truck : en
  • US1857423A - Sign holder : en
  • US1857730A - Conveying mechanism for dishwashing machines : en
  • US1858211A - Spring turning mechanism : en
  • DE550363C - Length sorting device for boards or the like. : de en
  • DE550090C - Valve housing : de en
  • FR725509A - Enamel frit intended for the manufacture of iron enamels : en fr
  • DE550319C - Process for the production of glaze-like coatings on stone, artificial stone and the like to be hardened by heat treatment like : de en
  • FR725557A - Crusher-chipper : en fr
  • GB372567A - Improvements in pit props : en
  • US1857489A - Method of and apparatus for anchoring standards : en
  • US1857252A - Ball or roller clutch : en
  • US1857779A - Method of producing iron or steel alloys : en
  • CH154610A - Further training in diesel engines and the like. : en fr
  • US1857893A - Moving target for practice shooting : en
  • US1857889A - Carburetor : en
  • US1857193A - Mercury arc rectifier support : en
  • US1857840A - Car or table transfer means : en
  • USD86916S - Design for a folding envelope or similar article : en
  • US1857930A - Support for washing machines : en
  • US1857557A - Production of iron oxide pigments : en
  • US1857721A - Cooling apparatus : en
  • US1858093A - Process and composition for improving cereal products : en
  • US1858149A - Window : en
  • FR725409A - Liquid switch : en fr
  • FR725118A - Mechanical device for renewing the air, after having filtered it, in the closed bodies of automobiles : en fr
  • US1857399A - Permutation lock : en
  • US1858232A - Automobile hood bracket lamp : en
  • GB372479A - Improvements in connection with electro-magnetic valves : en
  • DE550630C - Process for the production of plasterable peat slabs : de en
  • GB372675A - Improvements in or relating to gravity bombs : en
  • FR725641A - Electrical isolation and gas-tight feedthrough device for support and shaking rods of ungrounded electrodes, in electric gas scrubbers : en fr
  • AT128022B - Process for the rapid burnishing of iron, steel and forgeable iron castings. : de en
  • AT128009B - Expansion chamber for electrical switches. : de en
  • AT128229B - Rotary switch. : de en
  • CA322288A - Grate bar : en fr
  • CA322297A - Ham saw gauge : en fr
  • US1857623A - Balance support : en
  • US1857590A - Apparatus for electrolytically refining precious metals : en
  • GB372506A - Improvements in or relating to railway signalling apparatus : en
  • AT128083B - Method and device for the uninterrupted conversion of fatty acids or mixtures of fatty acids with neutral fats into soap. : de en
  • AT128112B - Container for tape rolls. : de en
  • DE550075C - Artificial horizon : de en
  • FR725257A - Shock absorber for vehicles : en fr
  • AT128245B - Machine for filling in layers of similar objects such as cigarettes, cigarette tubes and the like. like., in boxes. : de en
  • CH154502A - Process for the production of a dodecyl alcohol. : de en
  • CH154516A - Method of making a sealant. : de en
  • AT128011B - Hair curling device. : de en
  • AT128013B - Drive device for gate valve. : de en
  • CA322185A - Electrical conductor terminal cap : en fr
  • CA322328A - Ore flotation : en fr
  • US1857605A - Newspaper conveyer : en
  • US1858028A - Automobile heater : en
  • DE550311C - Circuit arrangement for telephone systems with several exchanges : de en
  • CA322272A - Glass temperature control and regulating device : en fr
  • US1857129A - Bevel gauge : en
  • US1857339A - Safety razor : en
  • US1857267A - Apparatus for measuring the flight of alpha ball : en
  • US1857467A - Fountain marker : en
  • US1858014A - Engine crank shaft : en
  • CH154622A - Heat exchangers, especially for tubular boilers. : de en
  • US1857577A - Transformer : en
  • US1857771A - Variable feed mechanism for typewriter carriages : en
  • US1857277A - Suspension clamp for electric conductors : en
  • US1858159A - Bag : en
  • CA322245A - Counting device : en fr
  • FR725577A - Improvement in brush holders or other cleaning utensils : en fr
  • GB372798A - Improvements in or relating to textile materials and their treatment, manufacture, and application : en
  • AT128021B - Method and device for charging electric ovens. : de en
  • US1857241A - Equipment for vertical coating : en
  • US1857558A - Watering fountain : en
  • US1857754A - Riveted joint : en
  • US1858099A - Rotary bin : en
  • CA322164A - Homogeneous rubber deposition : en fr
  • CA322167A - Bottle : en fr
  • US1857811A - Linoleum and similar hard surfaced floor covering : en
  • GB372555A - Process for the conversion of paraffins or other saturated hydrocarbons into ethylenic and acetylenic hydrocarbons and into other valuble chemical products : en
  • GB372584A - Retaining devices for the gudgeon pins of pistons : en
  • US1857283A - Ash and fire proof cigar and cigarette holder : en
  • US1857624A - Percussion tool for wave transmission apparatus : en
  • US1857859A - Tandem subsoil plow : en
  • AT128007B - Arrangement for rectifying high AC voltages. : de en
  • AT128188B - Device for measuring the total work of a system with several feed lines. : de en
  • CA322362A - Coated product : en fr
  • CH154474A - Newspaper racks with specially trained newspaper holders belonging to them. : de en
  • AT128137B - Ignition coil for battery igniters. : de en
  • US1857258A - Transmission system : en
  • US1857898A - Distributor conveyer : en
  • CA322342A - Machine tool : en fr
  • US1857378A - Baseboard wiring device : en
  • US1858079A - Conveyer chain : en
  • CA322182A - Sawing machine : en fr
  • CA322214A - Railway train lighting system : en fr
  • GB372575A - Improvements in or relating to supporting brackets for lavatory basins : en
  • AT128107B - Switching arrangement for controlling two or more electrically powered traction vehicles from one traction vehicle. : de en
  • US1857788A - Method and apparatus for extinguishing gas and oil well fires : en
  • US1857958A - Safety latch for windows : en
  • US1857838A - Vertical filing device : en
  • US1858067A - Elastic fluid turbine : en
  • US1857955A - Differential for motor vehicles : en
  • US1858228A - Means for ornamenting rims : en
  • US1857820A - Serving device : en
  • US1857182A - Method of and apparatus for soldering : en
  • US1857236A - Collapsible boat : en
  • US1857647A - Xwalter l louis krahl : en
  • US1857933A - Semaphore and track for toy railways : en
  • CA322189A - Meat pressing mould : en fr
  • CH154718A - Process for the preparation of an anthanthrone derivative. : de en
  • US1857289A - Dental apparatus : en
  • US1857441A - Color projecting machine : en
  • US1857417A - Thermostatically controlled electric circuit : en
  • US1857529A - Conveyer chain : en
  • US1858105A - Sewing chest : en
  • AT128189B - Arrangement for line balancing with pupinized cables or the like. : de en
  • GB372476A - Improvements in typewriting machines : en
  • US1857486A - Centrifugal blower : en
  • AT128039B - Process for the production of linoxyn or linoxyn-like substances. : de en
  • US1858029A - Beverage dispenser : en
  • US1857424A - Heel-seat fitting machine : en
  • US1858186A - Method of and reagent for treating wet oils : en
  • US1857972A - Manufacture of hollow articles of rubber : en
  • US1857709A - Beehive : en
  • CA322365A - Railway train control system : en fr
  • AU217631A - Improvements in arc welding electrodes : en
  • CH154706A - Process for the preparation of a condensation product of the anthraquinone series. : de en
  • US1858223A - Safety razor : en
  • AT128224B - Speaker. : de en
  • AT128058B - Arrangement for photoelectric sound reproduction. : de en
  • FR725274A - Non-slip padding for rubber soles for shoes and other applications : en fr
  • GB372488A - Improvements in and relating to suspension mechanism of selfpropelled vehicles : en
  • FR725472A - New wheel construction system, especially wheelbarrow wheels : en fr
  • GB372695A - Improvements in or relating to electric roll type condensers : en
  • GB372791A - A support for tumblers, cups and like receptacles : en
  • AT128071B - Process for the preparation of calcium glycerophosphate. : de en
  • AT128089B - Device for transferring originals provided with printable mirror writing on print sheets, sheets and the like. like : de en
  • GB372637A - Improvements relating to sensitive colour-changing coatings : en
  • DE549399C - Process for the preparation of therapeutically valuable organic mercury compounds : de en
  • DE550695C - Washing machine : de en
  • US1857342A - Hedge cutter : en
  • US1857380A - Power steering gear : en
  • US1857391A - Container support : en
  • CA322249A - Upsetting method : en fr
  • US1857583A - Apparatus for straightening out the ends of bent pipes : en
  • US1857878A - Recovery of alpha water soluble preparation of the hormone of the anterior lobe of the pituitary gland : en
  • AU477031A - Improvements in curtain rail supports : en
  • CH154494A - Skinning tongs. : de en
  • US1857833A - Automatic or semiautomatic telephone system : en
  • US1858183A - Stacking apparatus : en
  • AU45631A - Improved process for saceharifying cellulose andthe like under pressure with dilute acids : en
  • CA322183A - Gasket : en fr
  • CA322266A - Synthetic resin : en fr
  • CH154598A - Multi-way valve with throttle device. : de en
  • CH154726A - Time indicator. : en fr
  • DE550694C - Method and device for thread rolling by means of three rollers : de en
  • DK45632C - Fire for Combustion of Powdered Fuel. : da en
  • CA322303A - Steam boiler : en fr
  • US1857766A - Tank cleaning device : en
  • US1858171A - Banjo : en
  • US1857556A - Power plant : en
  • US1857864A - Duplex pump : en
  • US1857275A - Method of making paper : en
  • AU410231A - Improvements in lampshades witha fabric cover : en
  • CA322270A - Current regulator : en fr
  • US1857415A - Aerial advertising and apparatus : en
  • FR725305A - Improvement in the refrigeration circuits of motor-compressor units driven by heat engines : en fr
  • GB372643A - Improvements in socks and methods of making the same : en
  • US1857392A - Propeller apparatus : en
  • US1857946A - Typewriting machine : en
  • US1858166A - Carburetor : en
  • US1857671A - Method of and means for manufacturing bricks : en
  • USD86943S - Design por lace : en
  • DE541724C - Air purifier : de en
  • GB372502A - Improvements relating to heating appliances for maintaining fondant cream or icing at desired temperatures : en
  • US1858015A - Power saw : en
  • DE550650C - Camp for the sick : de en
  • FR725140A - Brake : en fr
  • FR725508A - Intermittent light emitting device : en fr
  • DE550008C - Compass for aircraft, ships and similar areas of application : de en
  • DE550072C - Pounding rod : de en
  • DE550323C - Process for the preparation of naphthalene derivatives : de en
  • AU189731A - Power supply for radio receiving sets : en
  • DE550107C - Signal device with rotatable reflector : de en
  • US1857863A - Mixing apparatus : en
  • US1858092A - Heat treatment of strong aluminum alloys : en
  • DE550317C - Development device : de en
  • GB372386A - Improvements in and relating to rectifying systems for electric currents : en
  • US1857901A - Constant current amplifier system : en
  • AU550631A - Improvements in or relating to cinematograph apparatus : en
  • US1857800A - Water closet : en
  • CH154690A - Advanced training in aircraft landing gear and water landing gear. : en fr
  • DE550417C - Breathing device with mainly oxygen-releasing chemical cartridge : de en
  • CH154470A - Electrically heated kitchen stove. : de en
  • AT128209B - Shelf transformer. : de en
  • CH154514A - Printing ink. : de en
  • CH154576A - Faculty. : en fr
  • US1857578A - Motion picture film : en
  • US1857462A - Roof structure : en
  • US1857573A - Stamped sheet-metal lever : en
  • AT128211B - Grids for mercury rectifiers. : de en
  • CA322251A - Process of treating edible nuts : en fr
  • US1858075A - Bridge scoring device : en
  • FR725361A - Carburetor : en fr
  • CH154476A - Drip and ventilation grilles. : de en
  • US1857278A - Weighing scale : en
  • US1857445A - Process and apparatus for converting hydrocarbons : en
  • US1857866A - Dental spray : en
  • CH154511A - Process for the preparation of a vat dye. : de en
  • US1857204A - Apparatus for use in factory management : en
  • US1857731A - Wire stripping tool : en
  • US1857296A - Process of producing ballast-free solid fertilizers : en
  • US1857910A - Dental matrix retainer : en
  • AT128003B - Valve arrangement for controlling the compressed gas supply in switches with arc quenching by compressed gas. : de en
  • AT128045B - Polishing device. : de en
  • US1857609A - Atomizer support : en
  • USD86929S - Design for a spoon or article of analogous nature : en
  • AT128124B - Fountain pen. : de en
  • CA322346A - Motion picture projector : en fr
  • US1858089A - Stacker : en
  • CH154696A - Process for the production of alumina. : de en
  • AT128085B - Process for producing sound film recordings of scenes, some of which are formed by image projections. : de en
  • AT128197B - Circuit arrangement for telecommunication systems with optional calling from several separate locations. : de en
  • CA322229A - Ski harness : en fr
  • US1858038A - Lug strap : en
  • US1858040A - Packing stabber : en
  • US1858180A - Cigarette ash and spark protector : en
  • US1857357A - Potentially reactive phenolic condensation products and process of preparing same : en
  • FR725129A - New two-stroke rotary diesel engine : en fr
  • CH154729A - Multi-spindle machine for dividing rod-shaped workpieces into smaller workpieces. : de en
  • CA322254A - Loom mechanism : en fr
  • AT128190B - Bushing current transformer. : de en
  • AT128233B - Arrangement in telephone systems. : de en
  • US1857245A - Carburetor : en
  • US1857335A - Drop-seat garment : en
  • US1857799A - Production of water gas : en
  • US1857872A - Oyster opener : en
  • US1858070A - Center lift window regulator : en
  • CH154671A - Flat spatial structure for putting together advertising announcements. : de en
  • CA322325A - Auditorium loudspeaker : en fr
  • CH154471A - Vegetable slicer for smooth, striped and colored cuts. : de en
  • AT128167B - Starting device for rotary piston internal combustion engines. : de en
  • AT128109B - Electric cart with winch. : de en
  • US1857589A - Multiple electrode radiotron : en
  • AT128223B - Circuit arrangement for telephone systems. : de en
  • DE550716C - Door contact, especially for elevators : de en
  • CH154523A - Process for the production of synthetic resin molding compounds. : de en
  • CH154697A - Process for the preparation of ethylene cyanohydrin. : de en
  • US1857230A - Process of producing fast printings : en
  • US1857931A - Capsular pump : en
  • US1857694A - Aeroplane : en
  • AT128097B - Concrete base for wooden poles. : de en
  • AU315531A - Improvements in and relating to infants' soothing teats : en
  • CH154626A - Three-phase commutator machine with pronounced poles. : de en
  • AT128050B - Liquid atomizer with horizontal high-speed centrifugal plate for combating plant pests. : de en
  • US1857570A - Engraving machine : en
  • US1857593A - Tester for watt hour meters and the like : en
  • USD86941S - Design fob a badio sottnd box : en
  • US1857566A - Sheet metal pack conveyer : en
  • US1857848A - Communication system : en
  • US1858004A - Friction clutch : en
  • US1858106A - Pipe coupling : en
  • DE550143C - Arrangement for remote control of pumping stations : de en
  • FR725541A - Dust collector for chimneys : en fr
  • GB372503A - Dry spinning device for artificial fibres : en
  • DE549695C - Embroidery device for sewing machines : de en
  • GB372718A - Improvements in central couplings for railway and like vehicles : en
  • GB372827A - Fluorescent screen : en
  • AT128138B - Installation device for rotating power machines. : de en
  • DE550336C - Protective device for electrical overhead lines, especially with protective rings, ears and. like : de en
  • DE550612C - Test switch arrangement for fire alarm systems : de en
  • DE550341C - Electrical fuse : de en
  • US1857416A - Electrode supporting means for electrical precipitators : en
  • US1857740A - Automatic trailer train steering mechanism : en
  • US1857348A - Filter for gaseous substances : en
  • DE549965C - Pressure filter for fluids : de en
  • DE550701C - Device for clamping metallic catalyst gauzes : de en
  • DE550672C - Gauge for adjusting the grinding wheel when grinding internal threads : de en
  • FR725527A - Device for quick fixing of a transportable vice or the like between two vertical posts or walls : en fr
  • DE550180C - Impeller fan : de en
  • FR725556A - Advanced device for golf training : en fr
  • GB372508A - Process and apparatus for the development of light sensitive paper : en
  • CH154615A - Fuel injection valve on internal combustion engines with a nozzle needle controlled by the fuel pressure. : de en
  • FR725222A - Improvements in circuits intended for the generation, modulation and control of electrical oscillations : en fr
  • US1857606A - Radiator filter : en
  • GB373167A - Improvements in or relating to manufacture of hollow drill steel : en
  • GB373210A - Device for protecting motor cars against theft : en
  • GB372660A - Improvements in or relating to thermionic amplifiers : en
  • DE550020C - Manufacture of scissors legs by forging and grinding : de en
  • DE550148C - Method for sending sound signals : de en
  • DE550181C - Device for post-treatment of spider cake : de en
  • GB372698A - Improvements in or relating to cigar making machines : en
  • DE550226C - Locking device for iron window sashes : de en
  • US1857662A - Tea bagging machine : en
  • DE549755C - Safety gear : de en
  • US1857580A - Price indicator : en
  • FR725468A - Grill : en fr
  • DE550394C - Bollard : de en
  • DE550601C - Support part for the distance setting scale : de en
  • FR725176A - Carburetor improvements : en fr
  • FR725280A - Improvements to centrifugal-acting fluid purifiers : en fr
  • US1857228A - Late news plate casting machine : en
  • FR725334A - Buckle for suspenders and similar uses : en fr
  • GB372720A - An improved method for the production of coloured photographic images : en
  • DE550109C - Cooling device on roast machines for coffee u. like : de en
  • FR725382A - Advanced washing machines : en fr
  • FR725628A - Conveyor for straw balers : en fr
  • DE550247C - Circuit arrangement of control circuits with safety switches for elevators u. like : de en
  • FR725135A - Improvements to washing machines : en fr
  • FR725208A - Slide for windows, in particular for automobiles : en fr
  • GB372482A - Improvements in or relating to straight-way valves : en
  • FR725390A - Improvements to dough molding or turning machines and similar applications : en fr
  • FR725626A - Drum switch : en fr
  • DE550184C - Device for atomizing powder or other powdery substances : de en
  • CH154684A - Vehicle registration and signaling device. : en fr
  • FR725483A - Elastic fabric : en fr
  • US1857161A - Method of coating and product thereof : en
  • US1858066A - Locking mechanism : en
  • FR725240A - Thruster for shallow draft ships : en fr
  • GB372721A - Method of grinding bore holes : en
  • FR725150A - Improvements in the manufacture of glycols : en fr
  • GB372536A - Improvements in stopping arrangements for printing and like machines : en
  • FR725248A - Convertible bed for hospitals : en fr
  • FR725461A - Centrifugation method and apparatus for cement pipe, reinforced or unreinforced : en fr
  • FR725488A - Device for charging heated rooms with steam : en fr
  • GB372569A - Improvements in composite tanks for motor cycles : en
  • GB373185A - Improvements in or relating to thermostatic devices : en
  • FR725194A - Distributor of fertilizers, seeds and the like : en fr
  • FR725290A - Sophisticated store for cameras : en fr
  • GB372521A - Improvements in electro-optic control system : en
  • DE550337C - Counter board : de en
  • GB372683A - Method of and means for dewatering, drying and treating sewage sludge or the like : en
  • GB372424A - An improved method for the production of photographic images : en
  • GB372689A - Improvements in carburettors : en
  • GB372804A - Improvements in and relating to stoves or air heating apparatus : en
  • FR725489A - Improvements made to longitudinal closing devices : en fr
  • FR725499A - Improvements to paper box making machines : en fr
  • GB372663A - Improvements in or relating to clothes props : en
  • GB372534A - Method of ignition in mixture compressing internal combustion engine : en
  • DE550655C - Seed dressing process : de en
  • FR725560A - Braid for conducting wires and other applications, and machine for its manufacture : en fr
  • GB372816A - Improvements in servo-operated brakes for vehicles and the like : en
  • GB373130A - Improvements relating to internal combustion engines particularly for use on aircraft : en
  • FR725392A - Extraction filter : en fr
  • FR725431A - Device for grinding and polishing cylinders : en fr
  • GB372802A - Improvements in or relating to alternating current generating and/or feeding arrangements for alternating currents of a plurality of frequencies : en
  • GB372773A - Engine starting mechanism : en
  • DK45661C - Device for Receiving AC Signals. : da en
  • GB372577A - Improvements in or relating to electrical hot plates : en
  • DE550390C - Device for lighting streets and squares for air traffic : de en
  • FR725424A - Automatic electric arc welding method and device : en fr
  • GB372480A - Improvements in or relating to conveyors : en
  • GB372561A - Improvements in the manufacture of coke with simultaneous production of petrol, light oils and other by-products : en
  • GB372509A - New or improved devices or expedients for locking screws and bolts : en
  • FR725151A - Improvements in steam or gas turbines : en fr
  • US1857452A - Ratio meter : en
  • CA322334A - Magnetic record carrier rewinding device : en fr
  • CH154570A - Watch movement racket. : en fr
  • FR725618A - Watertight isolation device and method of application to refrigeration pipes : en fr
  • CA322208A - Carbonaceous material processing apparatus : en fr
  • DE550120C - Process for the preparation of cellulose esters : de en
  • FR725284A - Device more particularly intended for motor vehicles with closed bodywork, allowing the perception of sound signals : en fr
  • FR725510A - Muffler particularly intended for aviation engines and forming both radiator and flame arrester : en fr
  • FR725633A - Tanning process and apparatus : en fr
  • US1858103A - Adjustable desk and seat arrangement : en
  • GB372398A - Improvements in or relating to film spools for roll film cameras : en
  • FR725123A - Improvements to rotary machines : en fr
  • FR725343A - Device for the suspension of brushes or similar objects : en fr
  • FR725603A - New hygienic composition and its manufacturing process : en fr
  • US1857393A - Pumping mechanism : en
  • US1857936A - Door worker : en
  • US1858053A - Support for luminescent tubes : en
  • US1858146A - Hygienic cabinet : en
  • GB372455A - Improvements relating to fish-dressing machines : en
  • GB372586A - Improvements in or relating to packing for the stuffing boxes of engines, pumps and the like : en
  • FR725271A - Portable drill : en fr
  • FR725552A - Table billiards : en fr
  • GB372418A - Improvements in and relating to slide valves : en
  • DE550131C - Microphone cable with low capacitance, especially against earth : de en
  • USD86933S - Donald j : en
  • US1857708A - Forging : en
  • GB372489A - Improvements in number plates, advertising signs and the like : en
  • GB372779A - Improvements in or relating to machines for, and methods of sorting statistical record-cards : en
  • GB372527A - Improvements relating to telephone systems : en
  • GB373184A - Improvements in the manufacture of synthetic resins : en
  • CH154526A - Process for the production of pure paper stock from printed waste paper. : de en
  • US1857207A - Automatically acting brush making machine : en
  • US1857534A - Building material : en
  • US1857516A - Rotary broaching machine : en
  • US1857888A - Airplane landing device : en
  • US1857171A - Retort : en
  • US1857789A - Sectional adjustable display sign : en
  • US1858042A - Higher alkyl resorcinols : en
  • US1857661A - String winding device for bagging machines : en
  • FR725162A - Tent fabric with eight main transformations and its derivatives : en fr
  • FR725568A - Improved industry for the manufacture of artificial filaments and similar products : en fr
  • US1857509A - Propeller or turbine for water, air, and gases : en
  • US1858091A - Brick, block, slab, and the like : en
  • DE550627C - Process for the production of copper sheets and bars by rolling out wedge-shaped bars : de en
  • AU196931A - Improvements in or relating toa process and apparatus forthe manufacture of flexible records for sound reproducing machines : en
  • AT128073B - Method of washing out of perforated tubes wrapped in rayon. : de en
  • US1857397A - Tongs : en
  • US1858137A - Apparatus for use in the manufacture of glassware : en
  • US1858155A - Greasing apparatus : en
  • CA322232A - Grain buffing machine : en fr
  • US1857816A - Distillation apparatus and the like : en
  • FR725410A - Remote control installation : en fr
  • DK45651C - Procedure for Sealing and Protecting Construction Pits from Water Penetration. : da en
  • US1857547A - Chromium plating : en
  • GB372814A - Improved method of and means for washing and grading "parchment" coffee and other substances such as cocoa beans and oil-bearing fruits : en
  • FR725116A - Improvement to ribbon pieces : en fr
  • CH154485A - Hank yarn wet treatment machine. : de en
  • US1857620A - Manufacture of hollow metal bars : en
  • US1857982A - Vibrator or like mechanism : en
  • US1858182A - Engine or pump : en
  • DE550076C - Device for the photographic recording of mechanical vibrations and motion processes : de en
  • US1857343A - Land vehicle : en
  • US1858012A - Electrolytic processing machine : en
  • US1858073A - Paper delivery mechanism : en
  • GB372677A - Improvements in or relating to safety razors : en
  • DE550498C - Multi-stage upright piston steam engine, especially for propelling ships : de en
  • FR725373A - Device for suppressing or preventing vibrations in dams : en fr
  • US1857850A - Football guard : en
  • US1858177A - Product for destroying animals : en
  • GB373189A - Improvements in and relating to printing presses : en
  • FR725360A - Vessels, tubes, pipes, gas-tight, for chemical industry applications : en fr
  • FR725261A - Improvements to safety locks or other similar mechanisms : en fr
  • US1858207A - Strip paper sealer : en
  • FR725304A - Engraving tools for film embossing cylinders, and process for obtaining them : en fr
  • CA322312A - Sectional carload container : en fr
  • CH154593A - Support device allowing movement, in two intersecting directions, of the part resting on it. : en fr
  • CH154619A - Condensate measuring device for steam engines with preheater systems. : de en
  • US1857599A - Bobbin protector : en
  • DE550297C - Method and device for glazing ceramic bricks : de en
  • GB372554A - A voltmeter to measure and verify the condition of charge of accumulator batteries for automobiles or other purposes : en
  • GB372688A - Improvements in and relating to elastic fluid turbines : en
  • CH154714A - Process for the preparation of a water-insoluble azo dye. : de en
  • AT128129B - Drive device for web shuttle, in particular for rapier shuttle. : de en
  • DE550717C - Electromotive drive device with speed control through adjustable eddy current brakes : de en
  • FR725413A - Improvements to heat exchanger devices : en fr
  • FR725433A - Improvements in the construction of heat conductive cells and flow meters : en fr
  • US1857991A - Curtain rod : en
  • US1857993A - Electric lantern : en
  • US1858221A - Edge anchor for building sheets : en
  • US1857532A - Apparatus for treating hydrocarbons and the like : en
  • US1857677A - Hair curler : en
  • US1857871A - Mechanical movement : en
  • US1858138A - Parcel tie : en
  • US1857654A - Lock for containers : en
  • US1857806A - Glass forming apparatus and process : en
  • AT128026B - Folding table to be placed on a wall. : de en
  • CH154648A - Switching an ion relay and a mechanical relay. : de en
  • DE550405C - Mast made of railroad tracks : de en
  • FR725136A - Improvements to stators and rotors of dynamoelectric machines and their manufacturing processes : en fr
  • GB372529A - Improvements in and relating to operating and controlling mechanism for electric circuit breakers : en
  • DE549944C - Process and device for the dry distillation of oil slate : de en
  • FR725170A - Metal barrel with filling and pulling strip placed on one of the bottoms for the storage and transport of beer, cider, wine and other combustible liquids : en fr
  • GB372589A - Improved method of and apparatus for heating and deaerating or degasifying water : en
  • FR725329A - Washing, rubbing and polishing device : en fr
  • FR725443A - Improvements to the film guide mechanism in sound cinematography devices : en fr
  • US1857918A - Die printing machine : en
  • GB372379A - Improvements in or relating to pneumatic indicators of the level of a liquid in a tank : en
  • GB372437A - Improvements in or relating to railway axle counting devices : en
  • DE549964C - Filter cake discharge device for pressure filter : de en
  • DK45650C - Winding machine with constant wire running speed and variable stroke. : da en
  • FR725632A - Induction motor : en fr
  • GB372777A - Apparatus for recording the duration of sunshine : en
  • GB372736A - Method of heating diaphragm needles for recording sounds : en
  • FR725463A - Improvements to closed metal bodywork for vehicles : en fr
  • DE550682C - Independent mud digester : de en
  • GB372613A - Improvements in/or relating to guards for platens of printing, cutting and creasing and the like platen presses : en
  • FR725464A - Improvements to the processes for obtaining resin-based varnishes : en fr
  • DE550338C - Switch with arc extinguishing by explosion gas under pressure : de en
  • DE550616C - Stripping device for the simultaneous clogging of high and low heaps in opencast mining by means of a device that can be moved on a middle platform : de en
  • FR725532A - Improvements made to hydraulic rotary piston devices : en fr
  • FR725139A - Culture device : en fr
  • FR725501A - Improvements to lounge chairs and other similar seats with adjustable recline backrest : en fr
  • GB372680A - Wiping mechanism for typographical matrix composing and line casting machines : en
  • GB372701A - Improvements in and relating to the control of multi-phase electric motors associated with condensers : en
  • FR725359A - Sieve shakers improvements : en fr
  • FR725452A - Mechanical toy : en fr
  • FR725622A - Spinning reel for the artificial silk industry : en fr
  • GB372524A - Improvements in or relating to screw propellers : en
  • GB372399A - Process for the purification of phenol-containing liquors : en
  • GB372551A - Improvements in holding devices for lighting accessories of circular character : en
  • FR725285A - Improvements in copper refining : en fr
  • FR725621A - Electric switch actuated by temperature differences : en fr
  • DK45628C - Frame for Central Heating Radiators. : da en
  • FR725522A - Machine for the packaging of parallelepiped shaped bodies : en fr
  • FR725575A - Box spring daybed arranged in bed wood : en fr
  • DE550332C - Arrangement to prevent the switching of electrically set points : de en
  • US1857555A - Arylides of naphthalene dicarboxylic acids and process of making same : en
  • AT128076B - Cash register. : de en
  • CA322291A - Safety razor : en fr
  • CH154687A - Connector for the rails of electric railways. : de en
  • CH154646A - Mercury vapor rectifier. : de en
  • CH154557A - Holding device for the die on a press for embossing records. : de en
  • FR725295A - Ejector improvements : en fr
  • CH154499A - Gears for applying glue, in particular for cigarette machines. : de en
  • GB373235A - Improvements in and relating to short wave systems : en
  • CH154503A - Process for preparing methylisobutylcarbinol. : en fr
  • CA322263A - Vibration damping device : en fr
  • CH154655A - Process for the preparation of 6- (6'-diethylamino-ethoxy-benzothiazolyl-2 ') -4-aminochinaldine. : de en
  • US1857232A - New vat dyestuffs of the anthraquinone series : en
  • US1857886A - Cover installation for storage bins : en
  • AT128095B - Closure for bottles, jars, etc. like : de en
  • US1857471A - Boiler structure : en
  • US1857474A - Shedding mechanism for looms : en
  • CA322286A - Furnace grate : en fr
  • AT128210B - System of distinctive plugs and sockets with protective contact. : de en
  • AT128106B - Process for the production of insulating bodies, in particular for high-voltage accumulators and capacitors. : de en
  • US1857154A - Television receiver : en
  • US1857353A - Spark arrester : en
  • AT128062B - Use for bottle crates or the like. : de en
  • FR725211A - Sliding machine applicable in particular to automobile windows : en fr
  • FR725288A - Spark plug : en fr
  • GB372493A - Improvements in and relating to the regulation of the voltage of a.c. systems : en
  • CA322321A - Tractor truck brake : en fr
  • US1857495A - Distributob : en
  • US1857371A - Mechanism for sewing mattresses : en
  • USD86938S - William schwartz : en
  • CH154477A - Billing amount indicator. : de en
  • GB372517A - Improvements in the construction and mounting of trolley wheels, incorporating internal ball or roller bearings : en
  • GB372646A - A new or improved structural member or pillar for use in the construction of vehicle bodies : en
  • US1857331A - Curb meter : en
  • US1857651A - Oil filtering system : en
  • US1857541A - Arylated aminonaphthalene derivatives : en
  • US1857752A - Electrolytic production of tin from alkali stannate or alkali stannite lyes : en
  • AU45531A - Improvements in roller bearings : en
  • DE550693C - Process for the production of pipes on mechanically driven extrusion presses : de en
  • CH154722A - Process for the preparation of an acidic wool dye. : de en
  • US1858194A - Airplane wing : en
  • US1857326A - Building construction : en
  • US1857939A - Artificial fish bait : en
  • CA322349A - Vehicle door safety device : en fr
  • FR725484A - Device for the treatment of flower bulbs or other similar plants, intended to advance the time of their flowering : en fr
  • US1857449A - Electric regulator : en
  • CH154732A - Facility for aerial advertising and similar announcements in the air. : de en
  • US1857401A - Combination article of furniture : en
  • US1858074A - Overload release : en
  • USD86918S - Design for an ash tray : en
  • US1857719A - Fluid pressure engine : en
  • AU563832A - Improvements in films for photographic purposes : en
  • AT128174B - Voltage regulation of AC power lines. : de en
  • CH154616A - Method and device in injection engines for injecting the fuel. : de en
  • US1857622A - Depositing machine for dough, semifluid, pasty, or like materials : en
  • US1857279A - Valve : en
  • US1857431A - Vehicle storage apparatus : en
  • AT128230B - Device to avoid disturbing distortion of music and speech in telephones, speakers and the like. like : de en
  • US1858034A - End sheet folding apparatus : en
  • US1857475A - Means for attaching heels to shoes : en
  • US1857934A - Score card holder : en
  • USD86942S - Design pob a game table : en
  • CA322324A - Tubular fire escape : en fr
  • CH154473A - Bench with folding seat. : de en
  • CH154672A - Protective screen for pedestrians against being splashed by cars or the like. : de en
  • US1857149A - Device for testing electric voltage regulators : en
  • US1857355A - Ash removing apparatus for gas producers and the like : en
  • US1857141A - Adjustable number plate frame : en
  • US1857563A - Saw set : en
  • FR725604A - Sound projection device : en fr
  • GB372465A - Improvements in typewriting machines : en
  • FR725609A - Diapers for babies and method of making them : en fr
  • CH154582A - Razor sharpener. : de en
  • DE550565C - Free swinging pendulum with elastic drive : de en
  • US1857314A - Sign support : en
  • US1857802A - Pipe welding mandrel : en
  • US1857320A - Baffle wall : en
  • US1857123A - Accounting system and apparatus : en
  • DE549989C - Device for folding spinning cakes lined up on supporting rods : de en
  • DE550386C - Photographic bellows camera : de en
  • DE550626C - Pulverized coal firing : de en
  • FR725494A - Antenna mounting : en fr
  • GB372387A - Improvements in the heating of retort settings : en
  • GB372713A - Improvements in chucks particularly for dental angle hand pieces : en
  • FR725368A - Improvements to airplanes : en fr
  • GB372759A - Improved means for separating solid materials : en
  • FR725439A - Automatic winding device for loom chain roll : en fr
  • US1857234A - Compensating spring suspension system for motor vehicles : en
  • USD86931S - Amos e : en
  • US1857199A - Combination lock : en
  • US1857915A - Liquid filling machine : en
  • USD86922S - A corpora : en
  • US1857920A - Light sensitive papers and other bases and light sensitive layers therefore : en
  • US1858205A - Double twist flyer spinning machine : en
  • CA322271A - Brushholder : en fr
  • AT128127B - Penholder. : de en
  • AT128191B - Arrangement for the introduction of currents of non-network frequency in high voltage networks. : de en
  • CH154605A - Slide valve compressor. : de en
  • DE548984C - Steam boiler system in which water can be taken from a storage tank at different heights and conveyed through a heating system by means of a pump : de en
  • FR725164A - Improvements to hair dryers : en fr
  • FR725296A - Process for the preparation of stable emulsions, resulting products and their applications : en fr
  • GB372634A - An electric switch for use with vehicle direction indicators or the like : en
  • US1858052A - Sign : en
  • US1857322A - High tension cut-out and the like : en
  • DE550673C - Turret-like workpiece holder for turning or planing steels to be ground : de en
  • GB372668A - Improvements in or relating to wireless apparatus : en
  • DE549952C - Process for annealing metal wires or bands wound in a ring shape in several turns : de en
  • AT128030B - Vinyl record. : de en
  • AT128162B - Cylinder head for internal combustion engines with inlet and exhaust valves. : de en
  • CA322352A - Wired radio program apparatus : en fr
  • CH154505A - Process for the preparation of a naphthalene series oxythionaphthene. : de en
  • AT128160B - Exhaust steam injector. : de en
  • CH154702A - Process for the production of a new diazo preparation. : de en
  • US1857604A - Flash light plug : en
  • US1857164A - Speed or load control system : en
  • US1857995A - Building wall construction : en
  • US1858041A - Typewriting machine : en
  • US1857876A - Safety guard for clothes wringers : en
  • DE549874C - Method and apparatus for the continuous spinning and aftertreatment of rayon from rayon : de en
  • FR725195A - Process for preparing sulphates : en fr
  • FR725548A - High pressure tubular steam generator : en fr
  • GB372757A - A process and apparatus for obtaining fibres from plant stalks, especially bast fibre stalks : en
  • US1857276A - Compressor : en
  • US1857738A - Clothesline support : en
  • AU190231A - Improved force feed lubricating device : en
  • FR725563A - Sophisticated desk pad carrying a stylograph, pencil, or other similar object : en fr
  • AT128033B - Headgear and method for making same. : de en
  • DE549961C - Multi-color roller printing machine for printing wallpaper or the like. : de en
  • DE550113C - Double ferrule brush : de en
  • DE550185C - Process for the production of skin-free fish fillets : de en
  • FR725344A - Folding stand for pedals or footrests of motorcycles or the like : en fr
  • FR725504A - Apparatus for spreading liquids intended to be used as coatings, in particular for roads : en fr
  • US1857250A - Vat dyestuffs of the thionaphthene-indolindigo series : en
  • US1857553A - Anthraquinonyl-amino derivatives of benzanthronepyrazolanthrone : en
  • US1857778A - Detachable panel mounting : en
  • GB372803A - Improved apparatus for treating woven and like fabrics : en
  • CH154591A - Crosshead guide for vertical piston machines, in particular internal combustion engines. : de en
  • FR725644A - Air purifying device : en fr
  • US1857844A - Process for production of aluminum oxide and other aluminum combinations : en
  • CH154513A - Process for the production of a product that can be used as a paint, pouring, potting agent, road surface, etc. : de en
  • CH154713A - Process for the preparation of a water-insoluble azo dye. : de en
  • FR725492A - Device for sliding windows for motor vehicles : en fr
  • FR725269A - Device for underwater scientific studies and explorations : en fr
  • FR725322A - Asynchronous motor with switchable poles : en fr
  • FR725574A - Improvements made to combing machines for textile fibers : en fr
  • CH154512A - Process for the preparation of a sulfuric acid ester of a vat dye containing a nitro group. : de en
  • FR725273A - Colonial house : en fr
  • CA322212A - Knife sharpener : en fr
  • CH154627A - Large rotor for electric machines rotating at high speed. : en fr
  • US1857226A - Necktie pin : en
  • US1857448A - Accelerator for internal combustion engines : en
  • FR725391A - Device for measuring liquids and in particular liquefied gases : en fr
  • GB372574A - Improvements in and relating to control systems for machines operating upon lengths of material such as paper : en
  • DE550133C - Discharge tubes : de en
  • GB372778A - Improvements in spring seats : en
  • FR725619A - Improvements to electrical switches : en fr
  • GB372715A - Improvements in the destructive hydrogenation of carbonaceous materials : en
  • FR725425A - Apparatus for cutting in broad daylight, before development, any portion of a photographic film : en fr
  • DE550289C - Device for anchoring and moving in and out of airships : de en
  • DE550633C - Helical rolling mill : de en
  • US1857597A - Nautical instrument : en
  • US1857774A - Flag holder for automobiles : en
  • US1857908A - Wind instrument : en
  • DE550069C - Device for producing etched writings, representations or the like on glass, ceramic or other material : de en
  • FR725326A - Production of new coloring materials : en fr
  • GB372580A - Disinfecting device for attachment to lavatory flushing cistern : en
  • GB372712A - Improvements in and relating to gear cutting machines : en
  • FR725210A - Slide for windows, automotive windows and similar applications : en fr
  • FR725354A - Mechanical device to bring the needle of the phonograph directly to the first line of the disc : en fr
  • DE550387C - Film leadership role : de en
  • FR725254A - Newspaper vending machine : en fr
  • GB372820A - An improved electrical method of and apparatus for measuring the approach of an aircraft towards the ground : en
  • DE550594C - Body with continuously increasing light transmission for the optical-electrical scanning of sound recordings in curve representation : de en
  • DE550645C - Process for the representation of dyes : de en
  • FR725117A - Power units for boats : en fr
  • US1857825A - Metal roll : en
  • USD86940S - Edwin f : en
  • DE549987C - Process for the production of artificial threads : de en
  • GB372622A - Improvements in or relating to combination truck for carrying drill columns and rail sections particularly for tunnel work : en
  • FR725584A - Sheets and articles of hardboard and their manufacturing process : en fr
  • GB372799A - Improvements in or relating to thermostatic timing devices for controlling electric circuits : en
  • DE550142C - Sheet gluing machine for sheet edges lying one above the other : de en
  • FR725365A - Improvements to the seats and their equivalent with folding or folding legs or supports : en fr
  • FR725650A - Process for carrying out the sealing by the use of an electric heating melting device for the sealing wax : en fr
  • GB372468A - Improvements in and relating to closures for cardboard and like cartons or boxes : en
  • DK45637C - Process for the production of mixed salts containing ammonium and nitrate nitrogen at the same time. : da en
  • GB372453A - Improvements in metal cabinets particularly applicable for cold storage : en
  • GB372519A - A point shifting device for toy railways : en
  • FR725311A - Tobacco pouch : en fr
  • FR725336A - New process for obtaining fancy effects on fabrics : en fr
  • FR725386A - Process for the production of stable and spreadable fertilizers containing calcium nitrate : en fr
  • FR725571A - Radial inlet steam turbine : en fr
  • GB372414A - Improvements in or relating to electrical modulation arrangements suitable for use in radio and other high frequency signalling systems : en
  • DE536928C - Compressed air internal combustion engine : de en
  • US1857760A - Electric railway system : en
  • GB372408A - Apparatus for supplying auxiliary charges to internal combustion engines : en
  • FR725592A - Compressor-shock absorber for inflating tires : en fr
  • GB372619A - Improvements in shackle : en
  • FR725154A - Combination lock applicable to automobiles : en fr
  • FR725482A - Further training in spinning and twisting machines : en fr
  • DE508818C - Traveling grate for the combustion of fine coal with mutually overlapping grate members on the edges : de en
  • DE550377C - Coupling for connecting an electric motor to machines : de en
  • DE550622C - Die setting and line casting machine with a belt to convey the dies released from the magazines : de en
  • AT128096B - Layered insulation, especially for high-voltage transformers. : de en
  • AT128149B - Spray carburetor with air throttle and float chamber control. : de en
  • CA322186A - Tool support for cultivators : en fr
  • CA322323A - Twisting machine : en fr
  • FR725277A - Method of excitation of luminescent tubes : en fr
  • FR725524A - Improved safety means applicable to the various devices of an industrial installation using a combustible gas : en fr
  • GB372571A - Improvements relating to electric insulators : en
  • AT128049B - Containers for cigarettes, cigars, matches, jams or the like. : de en
  • AT128131B - Pocket comb. : de en
  • CA322225A - Electric cable suspension : en fr
  • FR725528A - Distributor control for battery-powered ignition devices : en fr
  • DE550258C - Process for the production of cellulose derivatives : de en
  • US1857906A - Thermostatic switch : en
  • CH154560A - Clockwork movement pavement. : en fr
  • US1857631A - Coating machine drive : en
  • AT128025B - Articulated connection bridge for support leaf springs of motor vehicles and. Like. To secure in the event of a spring break. : de en
  • DE550158C - Process for the preparation of sulfamic acids from 2-aminoanthrahydroquinone disulfuric acid esters : de en
  • GB372495A - Improvements in and connected with graph-recording apparatus for use with machines for determining the physical qualities of materials : en
  • GB372679A - Improvements in scaping worms for centrifugal bowls : en
  • US1857198A - Combination lock : en
  • US1858218A - Toilet accessory : en
  • US1857316A - Manufacture of wall-board and the like : en
  • US1857714A - Carding device for artificial teeth : en
  • CH154634A - Electric remote control device. : en fr
  • US1857907A - Corn picking and husking machine : en
  • FR725434A - New water-soluble dyes and their manufacturing process : en fr
  • FR725459A - Improvements to rotating field magnets with parallel slots : en fr
  • CH154481A - Rib-like fabric with at least one effect-creating chain pair. : de en
  • DE550648C - Bowl burner for liquid fuels, in which the combustion air flows through a central channel and a number of lateral openings : de en
  • US1857330A - Picture transmission : en
  • US1857488A - Bill clip : en
  • US1857914A - Mixed fertilizer : en
  • US1857125A - Friction brake shoe : en
  • US1857312A - Fish lure : en
  • US1858084A - Pressure regulating device for gases : en
  • CA322161A - Molasses bleaching process : en fr
  • CH154724A - Process for the preparation of a dye. : de en
  • DE550408C - The use of an electric glow discharge lamp filled with dilute gases with the addition of mercury vapor, which is provided with a cover that is permeable to ultraviolet rays, for the photochemical activation of gases and liquids by means of ultraviolet radiation : de en
  • GB373165A - Improvements in or relating to the manufacture of carbon electrodes : en
  • DE550623C - Membrane for funnelless speakers : de en
  • DE549830C - Elimination of scale build-up in surface condensers, preheaters and other rooms : de en
  • GB372699A - Improvements in or relating to non-metal coatings for spectacles or pince-nez, or parts thereof : en
  • AT128103B - Furniture, in particular garden furniture. : de en
  • USD86917S - Design for an incense burner : en
  • CA322176A - Floor wood filling method : en fr
  • CH154453A - Stove. : de en
  • US1857419A - Windshield wiper : en
  • US1857515A - Photographic developer for use at high temperatures : en
  • AT128243B - Varicose vein stocking and process for its manufacture. : de en
  • AT128081B - Process for preventing hot brittle alloys containing copper and tin. : de en
  • CA322191A - Floor covering manufacture : en fr
  • DE550366C - Money sorter : de en
  • GB372781A - Process for the removal of arsenic from sulphur : en
  • AT128019B - Method and device for the production of screws, in particular wood screws made of delta or selva metal. : de en
  • AT128101B - Arrangement for electrical signal boxes for railway signaling. : de en
  • CA322177A - Garter : en fr
  • CH154522A - Process for the production of vulcanized rubber. : de en
  • CH154437A - High-speed vibrating screen. : de en
  • AT128226B - Line and linkage coupling. : de en
  • AU50631A - Improvements in and relating tothe treatment of material for use inthe manufacture of cement or hydraulic lime : en
  • AT128250B - Key holder. : de en
  • AT128065B - Cooling device consisting of a cooker absorber and a condenser-evaporator. : de en
  • AT128171B - Impeller fan. : de en
  • US1857952A - Shimmed rail joint : en
  • US1857693A - Core barrel having core receptacle : en
  • US1858135A - Coal carbonizing power plant and method of reducing coal : en
  • DE550172C - Short switch : de en
  • DE550211C - Lighting system, especially for advertising purposes : de en
  • GB372518A - Improvements relating to vacuum brake apparatus for railway and like vehicles : en
  • FR725134A - Process for the turbining of masses containing colloidal materials in a drum provided with a cloth : en fr
  • GB372648A - Improvements in or relating to processes and devices for the treatment in a dry way of earths containing kaolin : en
  • US1857440A - Refrigeration device : en
  • US1857411A - Means for operating polyphase motors from alpha single-phase source : en
  • US1857439A - Refrigerating device : en
  • US1857559A - Moving picture apparatus : en
  • US1857666A - Combination check, pilot and unloading valve for compressed air systems : en
  • US1857687A - Airplane kite : en
  • US1857824A - Emergency kit for automobiles : en
  • US1857804A - Safety gas burner : en
  • USD86937S - Herman e : en
  • GB372664A - An improved sponge-douche : en
  • US1857736A - Apparatus for use in combination or in conjunction with alpha sextant adapted for useas an artificial horizon and direction indicator : en
  • AT128207B - Equipment on electrical machines for commutation of direct current in a multi-phase winding. : de en
  • AT128068B - Process for the preparation of diastatic malt extracts. : de en
  • CA322363A - Brick manufacture : en fr
  • AT128134B - Thread tension weight with coil spring for bobbins of braiding and bobbin lace machines. : de en
  • USD86944S - Prank m : en
  • US1857157A - Scraper : en
  • CA322157A - Cam for mean speed indicators : en fr
  • AT128235B - Sliding contact controller with easily removable control roller and brushes. : de en
  • US1857798A - Mixing and drying machine : en
  • CH154656A - Process for the preparation of the sodium salt of bismuth-4-oxybenzene-3-stibic acid-1-arsic acid. : de en
  • US1857370A - Removal of wax from oil : en
  • US1857422A - Stroboscope : en
  • AT128153B - Device for sealing sliding rods. : de en
  • US1857412A - Cattle stanchion : en
  • US1857994A - Machine for and method of building pneumatic tire flaps : en
  • DE550437C - Cathode tubes : de en
  • GB372483A - Improvements in covers for spare tyres : en
  • GB372755A - Improvements relating to asphalt compositions : en
  • CA322163A - Syringe : en fr
  • US1857643A - Ments : en
  • US1858020A - Electrical game : en
  • US1857350A - Box : en
  • US1857453A - Tent-head fixture for inhalational therapy : en
  • US1857407A - Brush suspending device : en
  • US1857562A - Method for the production of low viscosity cellulose esters : en
  • US1858153A - Number work dial : en
  • US1857288A - Combination oven : en
  • US1857574A - Wearing apparel : en
  • AT128077B - Process for the production of copper alloys. : de en
  • DE550178C - Electric discharge tubes : de en
  • CH154628A - Device for automatic remote control of the exchange rate between coupled power plants. : de en
  • DE550576C - Paper cart switching device for typewriters : de en
  • GB372821A - Core covering apparatus : en
  • GB372471A - Electric fires and radiators : en
  • GB372719A - Machine for bending tubes : en
  • US1857160A - Rectification of alternating currents : en
  • US1857956A - Terminal connecter and support for line wires : en
  • DE550175C - Arrangement for testing an alternating current measuring bridge with a direct current measuring device and an upstream mechanical periodic breaker in a diagonal circle : de en
  • FR725502A - Process for the production of iron with excellent magnetic properties : en fr
  • AT128200B - Two-part multiple coupling that can be used as an on and off switch. : de en
  • CH154705A - Process for the preparation of a condensation product of the anthraquinone series. : de en
  • FR725399A - Safety device, in particular for cinematographic apparatus : en fr
  • FR725526A - Improvements to plows for plow wetting : en fr
  • AT128082B - Device for light treatment of the female genitals. : de en
  • US1858204A - Method and device for the production of piles of concrete and the like : en
  • CH154709A - Process for the preparation of a water-insoluble azo dye. : de en
  • DE550407C - Device for controlling tap changers with several sets of switching elements by means of a switching drum : de en
  • FR725525A - Device for the destruction of mosquitoes, butterflies and other insects : en fr
  • GB372782A - Improvements in valves : en
  • DE550324C - Process for obtaining waxy products : de en
  • DE550335C - Two-part clamp for hanging electrical cables on a tension wire : de en
  • US1857178A - Electrical fitting and method of making the same : en
  • CH154688A - Method and device for displaying the skidding of parallel-connected, mechanically not coupled electric drive motors. : de en
  • FR725495A - Method and apparatus for recovering silver from fixing baths used in photography : en fr
  • US1857903A - Electrolytic apparatus : en
  • US1857989A - Washing implement : en
  • US1857438A - Phonograph-dictaphone communication apparatus : en
  • US1857967A - Leer stacker : en
  • CH154496A - Process for the production of highly effective yeast. : de en
  • CA322244A - Sheet material feed device : en fr
  • CH154590A - Pocket lighter. : de en
  • GB372457A - Improvements in or relating to safety devices for night latch and other door locks : en
  • GB372687A - Improvements in or relating to oscillation generators, remote control systems and superheterodyne receivers : en
  • DE550631C - Gas pressure regulator with a breathing valve that closes the breathing space from the atmosphere in the event of a leaky membrane : de en
  • FR725345A - Automatic opening capping device for all containers : en fr
  • GB372487A - An improved radio-active cushion : en
  • GB372819A - Improvements in and relating to apparatus for determining the height of aircraft : en
  • DE550124C - Boiler system for generating steam at the same pressure : de en
  • DE550442C - Glass rolling mill : de en
  • US1857368A - Curtain device : en
  • US1857381A - Negative holder for photographic printing machines : en
  • DE550391C - Steering device for caterpillar vehicles : de en
  • CH154606A - High-speed compressor with double pistons. : de en
  • FR725640A - Device to compensate for voltage fluctuations in network branches : en fr
  • GB372570A - A method for connecting sheets of metal foil : en
  • FR725351A - Elastic fixing method of the bodywork on the chassis of a vehicle such as an automobile, wagon, etc. : en fr
  • GB372543A - Improvements in or relating to tubes or the like : en
  • FR725105A - High voltage cable with oil filling : en fr
  • GB372760A - Improvements in or relating to the drying and/or filtration of mixtures of liquids and solids : en
  • FR725374A - Counterbalanced lifting mechanism to compensate the load, in particular for hydraulic shut-offs of the valve type : en fr
  • GB372790A - Improvements in settees convertible into bedsteads : en
  • DK45643C - Electric Timer. : da en
  • FR725183A - Improved connecting rod for heat engine : en fr
  • USD86921S - A corpora : en
  • US1857575A - Submarine lifeboat : en
  • US1858198A - Package container : en
  • CA322264A - Railway block signal system : en fr
  • CH154547A - Compass. : de en
  • CA322234A - Paper drier : en fr
  • CA322237A - Manganese deoxidized copper wire : en fr
  • DK45626C - Hand-operated not covered lifeboat. : da en
  • DK45638C - Apron. : da en
  • FR725529A - Dispensing device for presenting articles to the public or other similar applications : en fr
  • AT128173B - Double cage armature in which one cage winding is separated from the other by layers of magnetizable material. : de en
  • US1857830A - Transmission circuit : en
  • US1858158A - Gas and liquid contact apparatus : en
  • US1857272A - Locomotive arch : en
  • DE550101C - Convertible tricycle : de en
  • CA322298A - Cattle skinning cradle : en fr
  • CA322301A - Locomotive speed control apparatus : en fr
  • CH154586A - Method and device for ejecting materials in the atomized state using a gas dissolved in the material to be atomized. : de en
  • CH154569A - Soap watch. : en fr
  • FR725325A - Production of new azo dyestuffs : en fr
  • US1857498A - Treatment of pulp articles and material therefor : en
  • US1857455A - Ejector fork : en
  • US1857627A - Hose timer : en
  • US1858152A - Portable sign frame : en
  • US1857968A - Pallet holder : en
  • DE550320C - Conveyor device : de en
  • US1858113A - Game apparatus : en
  • AU301231A - Apparatus for the stringing of tennis racquets : en
  • CA322356A - Manufacture of rubber goods : en fr
  • DE550034C - Mud flaps for motor vehicles : de en
  • FR725149A - Device for increasing the inductive voltage drop in the elements of the secondary windings of transformers : en fr
  • US1857733A - Apparatus for printing positive photographic pictures with continuous automatic action : en
  • US1858125A - Galvanizing or electroplating process : en
  • AT128100B - Bearing metals. : de en
  • US1857447A - Heating system for bake ovens : en
  • CH154460A - Mixture of substances containing silicate for technical and economic utensils. : de en
  • US1857151A - Typewriting machine : en
  • US1857537A - Thieving tube : en
  • AT128037B - Method and device for the preparation of cellulose pulp for paper manufacture. : de en
  • DE550166C - Signal lamps for railways : de en
  • DE550551C - Thread brake for bell spinning or bell twisting machines : de en
  • GB372535A - Improvements in or relating to vehicles : en
  • GB372604A - Improvements in and relating to radio receivers : en
  • US1857215A - Electrical induction apparatus : en
  • DE550094C - Process for coloring cinema films in which the film frames are supported against fixed guides : de en
  • DE550585C - Process for obtaining vaccines from bacterial toxins : de en
  • GB372538A - A machine with fluid operated feed mechanism : en
  • DE550265C - Electrothermal cooler and heater : de en
  • AT128187B - Method and device for connecting a high-voltage cable filled with liquid insulating agent to a cable fitting, e.g. B. a termination or a locking sleeve. : de en
  • DE550031C - Car body for motor vehicles : de en
  • FR725543A - Means and apparatus for laying and removing railway tracks : en fr
  • CH154650A - Electric noble gas lamp. : de en
  • CA322158A - Golf practice device : en fr
  • USD86907S - Design fob a vehicle direction signaling light : en
  • US1857191A - Beam counterbalance : en
  • DE550637C - Process for pattern-based printing through in the direct printing process : de en
  • FR725107A - Rewinding machines improvements : en fr
  • FR725228A - Improvements relating to the production of articles of rubber or containing it : en fr
  • FR725233A - Disc plow : en fr
  • FR725250A - Coupling arrangement for telephone systems : en fr
  • GB372430A - Improvements in tentering and drying machines : en
  • DE550177C - Device for determining the capacity state of cables, machines, etc. like : de en
  • DE550052C - Device on an ironing machine to force air through the workpiece : de en
  • FR725593A - Adhesive precipitated tin dental cement : en fr
  • US1858076A - Apparatus for cutting pipe for angle bends : en
  • DE549980C - Method and device for measuring the resistance of electrolytes : de en
  • DE550268C - Artificial teeth : de en
  • DE550521C - Process for the production of white writing boards : de en
  • DE550603C - Device for measuring light for photographic recordings : de en
  • DE550042C - Apparatus for applying thick paints and other viscous substances : de en
  • US1857347A - Hydroplane ship : en
  • US1857817A - Winding and reeling device : en
  • US1857856A - Method of manufacturing ornamental glass tile : en
  • CA322226A - Pipe manufacture : en fr
  • CH154679A - Epicyclic gears, in particular for motor vehicles. : de en
  • US1857313A - Macaroni die : en
  • US1857513A - Door latch : en
  • US1857941A - Cloth guide : en
  • US1858119A - Assembler star wheel : en
  • FR725175A - Ratchet jack enhancements : en fr
  • FR725308A - Automatic lubricator : en fr
  • FR725375A - Propeller stirrer-mixer : en fr
  • FR725376A - Process for the manufacture of varnish and crackle paint : en fr
  • FR725554A - Improvements to aquatubular boilers : en fr
  • GB372576A - Method of and apparatus for treating tubular textile fabric : en
  • US1858163A - Closure : en
  • FR725272A - Method and apparatus for continuous purification of railway ballast : en fr
  • FR725199A - Electric burner for censers : en fr
  • FR725355A - Figure articulation device applicable to toys : en fr
  • FR725608A - Improvements to distributing devices for telegraph systems : en fr
  • DE550005C - Control device for air humidification systems : de en
  • US1857466A - Carburetor : en
  • US1857842A - Method of producing printing plates : en
  • AT128203B - Device for protecting parallel line sections, especially in AC rail networks. : de en
  • DE550746C - Pneumatic parking device : de en
  • DE550429C - Process for cleaning hydrocarbon oils : de en
  • CA322215A - Electric heating plant : en fr
  • FR725205A - Improvements to metalworking presses : en fr
  • USD86936S - Design for a bathtub : en
  • GB372796A - Improvements relating to ratchet and pawl mechanisms : en
  • CA322273A - Process of embossing or decorating cellulosic plastics : en fr
  • CH154446A - Concrete object and process for its manufacture. : en fr
  • GB372428A - An improved method of manufacture of needles for use in gramophones and like instruments for the reproduction of sound : en
  • GB372645A - Improvements in or relating to bone cutting or crushing machines : en
  • US1857150A - Torpedo : en
  • US1857465A - Holder : en
  • US1857924A - Master control cabinet for jail door operating systems : en
  • CH154520A - Process for the production of plastics containing fillers. : de en
  • US1857985A - Process of manufacturing various products from cornstalks, sugar cane, and similar vegetable material : en
  • US1857490A - Wall surface construction : en
  • US1857614A - Tubular heater terminal : en
  • DK45646C - Waterproof Paper Tray. : da en
  • US1857781A - Electrically heatable kitchen utensil : en
  • FR725411A - Improvements to vehicle warning devices : en fr
  • GB372640A - Manufacture of indigoid vat dyestuffs : en
  • DE550558C - Hard paper insulator consisting of several hollow cylinders : de en
  • DK45655C - Beam transmitter with periodically moved beam cone. : da en
  • GB372607A - Improvements in packings for the moving parts of pumps for liquids : en
  • FR725579A - Automatic device for drawing continuous vertical or horizontal lines on typewriters : en fr
  • DE550666C - Recording kinematograph with spring mechanism drive and an on and off switch with a moving stop pin that catches on a stop when the work is stopped : de en
  • FR725385A - Method and apparatus for the manufacture of artificial filaments, films and the like : en fr
  • GB372669A - Improvements in or relating to pipe-joints : en
  • GB372661A - Improvements in or relating to grinding mills : en
  • US1857552A - Placard display device : en
  • US1858190A - Coin box : en
  • GB372727A - Improvements relating to high pressure liquid fuel burners : en
  • DE550275C - Process for concentrating and cleaning rubber milk juices : de en
  • GB372403A - Improvements in or relating to gun mountings : en
  • GB372411A - Improvements in or relating to the purification or washing of furnace gases : en
  • USD86926S - Chaeles milleb : en
  • US1857550A - Litter remover : en
  • GB372397A - Improvements in or relating to roll film cameras and a method of manipulating films therein : en
  • US1857435A - Highway fence : en
  • US1857572A - Metal compounds of azo-dyestuffs and process of making same : en
  • US1857960A - Resistance eliminator for aircraft and water craft : en
  • US1857158A - Concealed thumb tack : en
  • US1857356A - Calculating and listing machine : en
  • US1858192A - Apparatus for pressing leather : en
  • DE550443C - Machine for the production of glass fiber : de en
  • GB373248A - Process and arrangement for the manufacture in rotary kilns of cement and other products : en
  • GB372491A - Improvements in or relating to stand-by steam power plants : en
  • DE550461C - Multi-part impeller for centrifugal pumps or blowers : de en
  • US1857579A - Automobile transmission hoist : en
  • DE550365C - Household spring scales : de en
  • FR725638A - Color photography and cinematography process : en fr
  • GB372446A - Improvements in or relating to the reproduction of sound from records of the well-known disc type : en
  • US1857224A - Electrolytic process for the purification of acetic acid solutions : en
  • USD86908S - Design fob a display stand : en
  • FR725438A - Improvements in the establishment of combination locks for residential doors, safes, etc. : en fr
  • GB372470A - Improvements in and relating to water and other liquid heaters : en
  • GB372722A - Improvements in assembling blades in the manufacture of turbines : en
  • GB372662A - Register or index : en
  • CA322318A - Machine element : en fr
  • CH154692A - Electro-mechanical installation allowing the remote opening and closing of a door, mainly a garage door. : en fr
  • US1857297A - Pipe coupling : en
  • US1857660A - Sediment retainer : en
  • US1857685A - Dispensing device : en
  • US1857722A - Support : en
  • FR725352A - Sanitary napkin : en fr
  • GB372642A - A safety razor containing a reserve of spare blades : en
  • DE550099C - Pressure compensation device on disk clutches for motor vehicles : de en
  • DE550150C - Method for embossing plates made of hard paper u. Like. Under pressure and heat : de en
  • US1857388A - Bolt : en
  • US1858199A - Cigarette package container : en
  • GB372753A - Improvements in magneto-electric ignition apparatus : en
  • US1857979A - Tongs for table service : en
  • US1858059A - Fluid operated tool : en
  • DE550454C - Roller set : de en
  • FR725500A - Improvements to the wings, planes, or blades of airplanes, helicopters, propellers or others : en fr
  • US1857374A - Cryptograph enciphering and deciphering device : en
  • US1857420A - Coupling device : en
  • US1857586A - Joseph m : en
  • US1857852A - Glass surfacing apparatus : en
  • FR725218A - Container mounted on a trellis such as awning, basket with handle, etc. : en fr
  • FR725362A - Improvements made to electronically dissociated tubes, especially vacuum tubes : en fr
  • DE550011C - Adhesive glass with corrective effect : de en
  • DE550559C - Contact protection socket : de en
  • US1857501A - Lubricant : en
  • US1857885A - Cover installation for storage bins : en
  • US1858214A - Road scraper : en
  • GB372592A - Improvements in apparatus for automatically operating gas valves : en
  • GB372615A - Improvements in or relating to nut-forging machines : en
  • FR725363A - Helical bit with stepped lower cutting edges : en fr
  • FR725179A - Method and apparatus for the construction of columns of filling substances in piled up matter, natural deposits, etc. : en fr
  • FR725126A - Process for carrying out gaseous reactions at high temperatures : en fr
  • FR725338A - Process for the preparation of ennobled and decaffeinated coffee beans : en fr
  • FR725393A - Improvement in motor cars to avoid the transmission of heat from the engine and to suppress noise : en fr
  • DE550186C - Device for cutting fish into fillets : de en
  • GB372599A - Sizing textile fibres : en
  • FR725283A - Ship propulsion system : en fr
  • GB372704A - A cutting and turning tool for lathes, planing machines and so forth : en
  • DE550083C - Map book : de en
  • FR725350A - Process for preparing tank dyes : en fr
  • FR725432A - Machine for washing and brushing square cheese molds : en fr
  • FR725542A - Electric heater : en fr
  • FR725328A - Flywheel ignition magneto : en fr
  • FR725536A - New type of porcelain insulator for high voltages : en fr
  • DE550624C - Earth connection for electrical apparatus : de en
  • DE542993C - Process for the production of theobromine from natural products containing theobromine : de en
  • FR725381A - Magnesium alloys for the manufacture of castings in permanent molds : en fr
  • DE550004C - Push button control for elevators : de en
  • FR725306A - Process for forging light alloys : en fr
  • GB372690A - Improvements in or relating to smokers' ash trays : en
  • CH154597A - Gate valve for gases and liquids. : de en
  • CH154442A - Electrically heated chicken bell. : de en
  • CH154614A - Two-stroke engine and method of its operation. : de en
  • DE550215C - Automatic adjustment device for viewfinder cameras : de en
  • DE550643C - Device for switching off asynchronous motors when the voltage drops in the network : de en
  • CH154447A - Tool for mounting gutters. : en fr
  • FR725157A - Method and device for laying plastic masses for floors having the appearance of tiles in one or more colors : en fr
  • FR725487A - Cutting mechanism for mowers : en fr
  • GB372756A - Apparatus for crushing and screening material such as coke : en
  • US1857321A - Fluid control device : en
  • US1858118A - Track and trolley wire structure for electrically propelled carriages : en
  • AT128141B - Chain, belt or rope drive. : de en
  • CH154468A - Apparatus for the production of combustible gas from liquid hydrocarbons. : en fr
  • AT128098B - Electric motorized bell ringing device. : de en
  • AT128182B - Ignition device on mercury vapor rectifiers. : de en
  • US1857274A - Pigmented oil composition and process of inhibiting oxidation thereof : en
  • US1857896A - Chain pump : en
  • FR725371A - Jacks development : en fr
  • DE550388C - Centrifugal pump : de en
  • US1857196A - Temperature indicating instrument : en
  • US1857546A - Celestial globe : en
  • US1857325A - Device for bending toy rails : en
  • DE550119C - Process for the production of nitric acid-fatty acid mixed esters of cellulose or its conversion products : de en
  • DE550194C - Fixing device for a X-ray tube as a high-voltage safe radiation source for arrangements for material analysis : de en
  • DE550350C - Transmitter tube system in which mercury vapor rectifiers are provided to generate the DC voltage required to operate the transmitter tubes : de en
  • GB372650A - Improvements in welt closing mechanism for full fashioned hosiery machines : en
  • US1857185A - Vibration absorbing mounting : en
  • US1857290A - Flatwork ironer : en
  • US1857700A - Plow : en
  • US1857970A - Magnetic alloy of high permeability : en
  • FR725130A - Improvements to agricultural tractor wheels and road rollers : en fr
  • GB372797A - Improvements in or relating to the treatment and manufacture of textile materials : en
  • DE550249C - Rugs for threads, chains or the like on sewing machines : de en
  • DE550740C - Fire-proof and burglar-proof body for the wall of cash boxes, safes, safes, etc. like : de en
  • DE550064C - Portable and collapsible spreader device for gynecological interventions : de en
  • DE550545C - Frame for negatives to be treated with rotating negative lifters : de en
  • FR725435A - Process for the production of new dyes for vats : en fr
  • AU205931A - Improvements in and connected withthe manufacture of concrete slabs used informing structures : en
  • FR725202A - Closing and pouring device for deformable tubes and other containers : en fr
  • FR725291A - Control device for warning or other devices for automobiles, motorcycles, airplanes or all vehicles : en fr
  • FR725493A - Distributor of beauty cream and other pasty products : en fr
  • US1857317A - Fiber liberation : en
  • FR725209A - Anti-skid device for vehicles, by making contact with the ground : en fr
  • GB372659A - An improved process and apparatus for the purification of carbonic acid gas produced by fermentation and other processes : en
  • GB372806A - Improvements in and relating to the printing and damping of gummed tape or the like during unwinding from a reel : en
  • US1857659A - Hub cap : en
  • DE550597C - Transverse bearing : de en
  • GB372429A - Improvements relating to apparatus for firing boilers : en
  • DE550044C - Device for spinning machines for automatic interruption of the roving supply in the event of a thread break : de en
  • DK45639C - Snowplow for Automobiles. : da en
  • FR725420A - Detector tube assembly with direct and reverse feedback circuits controlled by a variable capacitor without any switching device : en fr
  • DE550281C - Lube oil filters and coolers for internal combustion engines : de en
  • DE550082C - Method and device for determining the light intensity : de en
  • AT128166B - Cooling device for rotary piston internal combustion engines. : de en
  • DE550182C - Clamping device for the arm of a headrest attached to an operating chair : de en
  • CH154528A - Suction box for paper machines and other sheet products making machines with suction dewatering. : en fr
  • FR725428A - Decompressor for fuel pumps of injection engines : en fr
  • GB372682A - Improvements relating to the colouring of asbestos cement and other products : en
  • CH154685A - Automobile bumper device. : de en
  • CH154625A - Induction motor with speed regulator. : en fr
  • AT128126B - Cross weft winding machine, especially for rayon. : de en
  • US1857974A - Ear protector : en
  • CH154501A - Process for the continuous production of heavy metal azides. : de en
  • US1857540A - Device for manufacturing hollow glass bodies by means of pressing and blowing : en
  • US1857132A - Diaphragm : en
  • US1857945A - Gun carriage : en
  • US1858200A - Cigarette package container : en
  • DE550114C - Coke oven charging machine : de en
  • AT128092B - Single chamber air brake with a release valve. : de en
  • CH154531A - Equipment on multicolor rotogravure printing machines for setting the forme cylinders in order to achieve matching print image positions. : de en
  • GB372788A - Improvements in change box motions of looms for weaving : en
  • CA322228A - Lubricator for differential pinions : en fr
  • CH154661A - Process for the preparation of a high polymer coniferyl glycolic acid. : de en
  • US1857807A - Aircraft with auto-rotative wings : en
  • CH154649A - Safety device for stopping the gas in the event of the so-called "pilot" flame going out. : en fr
  • DE550358C - Massage facility : de en
  • DE550487C - Swimming treatment process in which air is pressed into the ore sludge by extremely fine porous substances : de en
  • FR725191A - Construction process for hollow elements in cement, concrete or reinforced concrete : en fr
  • FR725309A - Control device for conveyor gutters oscillating back and forth on oblique supports : en fr
  • FR725401A - Apparatus intended for rotating ingots, in particular for rolling mill installations : en fr
  • FR725470A - Method of applying the horn to the manufacture of furniture or other and resulting products : en fr
  • GB373129A - The manufacture of new condensation products and dyestuffs : en
  • CH154601A - Device for the execution of poured concrete work. : de en
  • AT128070B - Switch-off device for electrical switchgear. : de en
  • CH154595A - Device for retaining a fluid admitted in the interstice of the surfaces fitted one on the other of two bodies movable with respect to one another. : en fr
  • US1857964A - Flying machine : en
  • AT128102B - Safety device on single-track lines, especially for crossings. : de en
  • CA322284A - Load discharging railway car door mechanism : en fr
  • GR3639B - RAINWATER PILOT PREVENTION COVER. : el en
  • US1858006A - Ash riddler : en
  • US1857512A - Air cleaning and moistening device : en
  • CA322197A - Ore treating apparatus : en fr
  • CH154600A - Lubrication device. : de en
  • US1857131A - Fuse for airplane flares : en
  • USD86923S - Design fob a combined casino fob a clothes washing and extbacting : en
  • US1858101A - Sealing box, brace, and liner for underground pipes : en
  • US1857240A - Buffer : en
  • US1857408A - Stop for rotating parts : en
  • US1857860A - Spring-winding machine : en
  • USD86902S - altobfeb : en
  • CH154581A - Annealing and hardening furnace. : de en
  • CH154584A - Device for tensioning binding wires. : de en
  • US1857478A - Manufacture of artificial resins : en
  • CA322219A - Igniting stick : en fr
  • US1857763A - Black print on tracing cloth and method of making same : en
  • US1857785A - Rotary drum : en
  • AT128225B - Circuit arrangement for telephone systems. : de en
  • CH154647A - Mercury vapor rectifier. : de en
  • US1857206A - Enameling furnace : en
  • CH154707A - Process for the preparation of a condensation product of the anthraquinone series. : de en
  • US1857183A - Treatment of cellulose preparatory to esterification : en
  • US1857382A - Tire valve : en
  • US1857298A - Fuse : en
  • FR725113A - Improvements in the manufacture of cables and the like : en fr
  • GB372438A - Improvements in and relating to prismatic reflectors : en
  • CA322180A - Surgical table : en fr
  • FR725167A - Method and device for running engines, particularly with pulverulent fuels : en fr
  • DE550692C - Process for the simultaneous grinding and drying of hydrous fuels, especially coal : de en
  • DE550720C - Material testing machine for performing alternating loads : de en
  • FR725364A - Improvements to the boats : en fr
  • DE550058C - Device for the automatic stringing of insulating beads on electrical conductor wires : de en
  • DE550430C - Device for controlling a sheet counter in a rotary printer : de en
  • DE550329C - Tubular body for cooling and heating systems with a bulge on one side : de en
  • US1858129A - Train order delivery crane : en
  • FR725174A - Thermostat : en fr
  • GB372475A - Rotary machine for well drilling apparatus : en
  • GB372426A - Improvements in devices for purifying air and gases : en
  • GB372818A - Improvements in or relating to prepayment meters : en
  • US1857389A - Device to facilitate the driving of rivets to position : en
  • US1858043A - Fluid motor : en
  • DE550241C - Process for the production of nitroacetyl celluloses : de en
  • FR725491A - Method and apparatus for obtaining the correct distance and the most favorable stretch on feed rolls in stretching mechanisms of textile machines : en fr
  • GB372635A - Improvements in or relating to door-operating mechanisms : en
  • AT128048B - Process for increasing the driving force of brewer's yeast. : de en
  • DE550104C - Sharpener for razor blades : de en
  • FR725144A - Improvements to paper bottles and method of making them : en fr
  • GB372616A - Improvements in smokers' ash trays : en
  • GB373117A - Improvements in or relating to centrifugal separators : en
  • GB372676A - Talking and moving advertising figure with repeating sound record : en
  • DE550153C - Obstetric forceps : de en
  • GB372714A - Device and method for forming electric resistances : en
  • DE550732C - Cooler : de en
  • GB372644A - Improvements in or relating to double-acting two-stroke internal combustion engines : en
  • GB373127A - Improved manufacture of anthraquinone derivatives : en
  • US1857527A - Means for lubricating connecters : en
  • US1857683A - Remote control lock structure for vehicle doors : en
  • FR725511A - Lighting fixture : en fr
  • US1857539A - Centrifugal rock crusher : en
  • US1857667A - Liquid fuel burner : en
  • US1857828A - Circuit controlling device : en
  • US1857865A - Method of and apparatus for utilizing heat from blown off boiler products : en
  • FR725301A - Economical wood paving method : en fr
  • FR725342A - Device for cleaning windows, mirrors and the like : en fr
  • DE550155C - Device for winding and unwinding fabrics : de en
  • US1857668A - Bumper for dust mops and brooms : en
  • US1857874A - Apparatus for taking samples of liquids : en
  • US1857504A - Thermostatic control for burners : en
  • DE550611C - Frame rod for electrical protective grille : de en
  • FR725417A - Reinforced sealing strip for automotive glass : en fr
  • GB372700A - Improvements connected with drying apparatus for ceramics and such like : en
  • DE549943C - Process for the production of colored reserves with Kuepen colors under Kuepen colors : de en
  • GB372401A - Improvements relating to the metallic-lining of metal bodies : en
  • FR725445A - Aircraft landing light : en fr
  • FR725551A - Method of fixing the stem in artificial flowers : en fr
  • FR725610A - Adjustable hinge : en fr
  • FR725332A - Heat recovery units for all furnaces : en fr
  • DE550549C - Writing pad for the blind : de en