• US1772143A - Wrapping machine : en
  • US1772322A - Snuff-box cover : en
  • US1772208A - Top : en
  • US1772237A - Air heater for carburetors : en
  • AU2393329A - An improved ointment or embrocation : en
  • CA302812A - Refuse burner : en fr
  • CA302689A - Drag harrow : en fr
  • CA302758A - Resealable cap : en fr
  • CA302804A - Cellulose nitro acetate : en fr
  • CA302883A - Balancing device : en fr
  • FR687234A - Device for dosing and mixing liquids : en fr
  • GB333022A - An interrupter for adjusting or rectifying electric currents : en
  • US1772017A - Pneumatic conveyer : en
  • US1772401A - Glue and paste spreader : en
  • US1772421A - Emasculatome : en
  • US1772298A - Combination garment : en
  • US1772368A - Well-drill rotary table : en
  • CA302825A - Device for displacing glass sheets from one roller conveyer to another parallel one : en fr
  • US1772297A - Concrete water-measuring device : en
  • US1772223A - Ear protector : en
  • US1772061A - Dispensing valve : en
  • US1772025A - Brake-drum-truing machine : en
  • USD81743S - Design fob : en
  • CA302821A - Depressible beam headlight : en fr
  • US1772174A - Rod coupling : en
  • GB319731A - Machine for stoning plums, greengages and similar fruits : en
  • US1771992A - Beater attachment for vacuum cleaning machines : en
  • US1772119A - Helicopter : en
  • FR687255A - Vending machine : en fr
  • DE504670C - Hollow filler for footwear : de en
  • GR2869B - IMPROVEMENTS IN OR RELATED TO COOLING SYSTEMS. : el en
  • CA302723A - Receptacle filling machine : en fr
  • DE503585C - Drying system, consisting of a trickle drum with a centrifugal blower : de en
  • DE504819C - Seal for the pivot pin of the movable impeller blades of Kaplan turbines : de en
  • AU2473830A - Vehicle wheel : en
  • CA302816A - Machanism for sampling materials : en fr
  • US1772399A - Distillation or like column : en
  • CA302711A - Rear axle for automobiles : en fr
  • CA302661A - Steering track rod joint for motor vehicles : en fr
  • US1772216A - Method of treating and utilizing the black liquor obtained in the sodapulp process : en
  • GB333005A - Process and device for the direct production of filaments and threads : en
  • DE504437C - Separation of cobalt from nickel : de en
  • FR687188A - Manufacturing process for urea and products containing urea : en fr
  • FR687416A - Centrifugal machine for molding metal pipes and similar applications : en fr
  • GB333130A - Improvements in brushes : en
  • DE504477C - Device for mixing pictures, labels and the like like : de en
  • DE504789C - Blade for internal combustion turbines : de en
  • DE504936C - Buffer arrangement for folding seats : de en
  • FR687410A - Improvements made to valves : en fr
  • FR687517A - Device for handling and dispensing fluids : en fr
  • GB309040A - : en
  • CA302756A - Process of rolling sheets : en fr
  • DE504871C - Loading device for ovens : de en
  • US1772106A - Box : en
  • US1772251A - By-products recovery in the digestion of cellulose materials : en
  • DE490432C - Electromagnetic overcurrent switch : de en
  • DE504526C - Arrangement for shortening the landing distance or exit route of aircraft by means of missiles : de en
  • US1772038A - Method and apparatus for treating soles and soles so treated : en
  • US1772283A - Process for tinning and cleaning soldering irons : en
  • DE503845C - Machine for planing wooden barrels : de en
  • DE504230C - Air jet impact crusher with guide tube for the air flow carrying the grist : de en
  • DE504773C - Electric regulator : de en
  • US1772275A - Outlet for generator leads : en
  • US1772305A - Traffic signal : en
  • US1772311A - Process for producing 1-benzoylamino-4-chloroanthraquinone : en
  • GB311766A - Process of coating rubber articles with metal, particularly artificial sets of teeth or the like : en
  • FR687058A - Improvements in the manufacture of confectionery items : en fr
  • US1772388A - Aeroplane flight brake : en
  • CA302858A - Thread controller for sewing machines : en fr
  • US1772046A - Gas-fired boiler : en
  • AU2435429A - Rotary engines and pumps : en
  • DE504630C - Process for the preparation of sulfonated cellulose derivatives : de en
  • CA302740A - Automobile signal : en fr
  • DE504373C - Process for the production of photo silhouettes : de en
  • DE504834C - Method and device for the production of pressed pieces, especially clamp pieces : de en
  • DE504856C - Bobbin storage and bobbin braking for spinning machines : de en
  • DE504195C - Power operated scraper : de en
  • GB317374A - Improvements in apparatus for the high or low temperature distillation of coal or lignite : en
  • IS89A7 - Refrigeration equipment for freezing fish and other products : en is
  • DE504569C - harmonica : de en
  • GB333247A - Improvements in or relating to electric resistances : en
  • IE11078L - Internal combustion turbines : en
  • FR687435A - New dough for moldable products : en fr
  • GB333113A - Improvements relating to the preheating of the air supply to locomotive water tube boiler furnaces : en
  • FR687258A - Process for regenerating the rail fixing flanges on sleepers : en fr
  • FR687364A - Device for obtaining blanks of envelopes, sachets and others : en fr
  • FR687431A - Intimate mix burner with high injection power : en fr
  • DE503131C - Process for the production of acid anhydrides : de en
  • DE504507C - Gluing machine, especially for gluing sticks for plywood middle layers : de en
  • FR687009A - Hermetic perforator cap for use in cans, stagnants, boxes, etc ... for all liquids, lubricating oils, varnishes, syrupy products, powder, paste, cream, solids in different forms (pills, granules, tablets , etc.) and food : en fr
  • FR687177A - Two-stroke internal combustion engine with more than two pistons working in a common combustion chamber : en fr
  • FR687412A - Automatic deviation and distance integrator : en fr
  • DE504524C - Device for developing film strips : de en
  • DE504756C - Headlight assembly for motor vehicles : de en
  • GB312060A - Improved manufacture of ammonia : en
  • FR687073A - Automatic apparatus for baiting : en fr
  • CA302757A - Oil-proofed electrical conduit, insulation, etc. : en fr
  • DE504397C - Device for finishing dry lengths of fabric : de en
  • DE504585C - Rotary kiln cooler : de en
  • GB333223A - Improvements in or relating to indicators for winding engines : en
  • US1772332A - Railway switch : en
  • FR687278A - Improvements to vulcanization devices : en fr
  • CA302712A - Kitchen utensil : en fr
  • DE504802C - Braking device with transfer of the brake pressure exerted by the driver to the brakes by means of fluid, especially for motor vehicles : de en
  • CA302800A - Process of executing gas reactions : en fr
  • CA302881A - Traction grip for tires : en fr
  • FR687053A - Toy : en fr
  • FR687393A - Guide ribs for centrifuge bowls with set of conical intermediate discs : en fr
  • FR687531A - Method of controlling telegraph or signaling telephone lines : en fr
  • US1771991A - Toy : en
  • CA302658A - Gas solidifying apparatus : en fr
  • DE504566C - Welded connection for wrought iron socket pipes : de en
  • US1772205A - Sunken-vessel-locating device : en
  • FR687137A - Saucer for beer mugs : en fr
  • FR687048A - Improved printing process : en fr
  • CA302844A - Typewriting machine : en fr
  • USRE17763E - A coepoeation of pennsyl : en
  • FR687446A - Electric curling iron : en fr
  • DE504939C - Kippkuebel for container conveyor systems : de en
  • DE504849C - Disc or cone crusher with lifting and lowering crushing cone : de en
  • DE504896C - Cladding on motor vehicles for the internal combustion engine and the associated parts, especially the fuel and oil containers : de en
  • FR687096A - pneumatic water elevator : en fr
  • FR687484A - Method and devices for the indirect fueling of internal combustion and internal combustion engines using solid fuels which are infinitely divided and purified : en fr
  • FR687495A - Improvements to liquid hydrocarbon burners : en fr
  • FR687002A - Control transformer : en fr
  • FR687444A - Improvements to grooved tubes intended to support curtains : en fr
  • DE504492C - Machine for dividing doughy masses : de en
  • FR687387A - Floating apparatus for blowing and stretching from pot ovens tubes, rods and other similar articles of multi-faceted glass and of all shapes : en fr
  • US1772087A - Lighting fixture : en
  • US1772355A - Method of forming integrally-joined sheets of dissimilar metals : en
  • FR687074A - Process for manufacturing a photographic ultramicroscopic gelatinous emulsion : en fr
  • USD81766S - Design por a grille tjnit : en
  • GB332734A - Improvements in electric discharge devices : en
  • DE504644C - Luminous device for electrical switches : de en
  • FR687068A - Device for heating water by a kitchen stove : en fr
  • FR687189A - Manufacturing process for mortars and lightweight concrete : en fr
  • FR687260A - Improvements to taps : en fr
  • DE504623C - Periodically changing friction disk drive of washing machine drums : de en
  • FR687110A - Method and device for grinding colors and other semi-liquid mixtures : en fr
  • FR687208A - Improvements to ornamentation processes : en fr
  • GR2878B - ACONE MACHINE FOR THUNDER. : el en
  • AU1964429A - Improved process forthe Recovery, generation and distillation of oil from oil-producing shales, andother like materials : en
  • DE504445C - Potato harvester with a throwing wheel that can be switched in the direction of rotation and arranged behind the share : de en
  • DE504411C - Inelastic waist belt : de en
  • US1772161A - Stabilized airship : en
  • US1772416A - Swash-plate rotary engine : en
  • FR687047A - metallic elements for roofs : en fr
  • FR687510A - Device for cold or hot gluing of textile warp threads directly on the loom : en fr
  • GB311340A - Improvements in and relating to stabilization of tuned radio frequency amplifiers : en
  • FR687085A - Process for assembling, by bonding two surfaces of similar or different nature : en fr
  • FR687142A - Improvement in the assembly of electromagnets in their armatures : en fr
  • FR687273A - Slide or slide fastener assembly device : en fr
  • FR687286A - Construction process with pre-machined elements : en fr
  • GB333002A - Improvements in combination under-garments for ladies : en
  • GR2875B - CRUSSOR FIREWORK FOR BOMB AND OTHER MISSIONS. : el en
  • FR687052A - Candle holder box : en fr
  • FR687145A - Mechanical loader-unloader for motor trucks and other vehicles : en fr
  • AU2132229A - Portable conveying'apparatus for unloading bulk cargo from ships and for other analogous purposes : en
  • DE467716C - Process for the production of porous masses by adding substances which evolve gas in the presence of water : de en
  • DK42694C - Cover for closed Vehicles, in particular Saloon-type Motor Vehicles. : da en
  • GB317315A - : en
  • GB333517A - Improvements in drying drums : en
  • FR687377A - Pocket lighters improvements : en fr
  • DE504460C - Braking device acting on the towing vehicle when the trailer hits the trailer : de en
  • DE504847C - Thread cutting stock for pipes and pipe nipples with milling jaws to remove the outer burr and with a mandrel mill to remove the inner burr at the same time : de en
  • FR687506A - Improvement in separators for accumulators : en fr
  • GB333257A - Improvements in or relating to water-closet flushing apparatus : en
  • DE504534C - Device for de-acidifying ammonium sulphate : de en
  • GB305475A - Process of preparing active substances from hypophysis glands : en
  • GB333256A - Improvements in operating means for traffic warning devices : en
  • GB333297A - Improvements in and relating to processes for removing naphthalene from coal distillation gases : en
  • GB312330A - : en
  • US1772042A - A cobpqbation of : en
  • DE504914C - Sheet gumming and painting device with periodically driven conveyor belt : de en
  • DE504486C - Process for the production of fertilizers : de en
  • AU2485830B - Improvements in or relating to valve stems : en
  • US1772398A - Bottle-washing apparatus : en
  • US1772407A - Gas-burner attachment : en
  • US1772306A - Life-saving equipment for submarines : en
  • FR687299A - New anthraquinone derivatives, processes for their preparation and application : en fr
  • FR687525A - Method and device for obtaining resonance effects in sound reproducing machines : en fr
  • GB333045A - Improvements relating to boxes or holders for gramophone needles : en
  • GB333188A - Process for the preparation of water-soluble dyestuffs of the anthraquinone-series : en
  • FR687232A - Wire rope pulling and lifting device : en fr
  • FR687271A - Bench seat applicable in particular to motor vehicles : en fr
  • FR687488A - Speed limiter device for automobile engines and the like : en fr
  • GB333027A - Improvements in or relating to a measuring apparatus for the game of bowls : en
  • DE504792C - Ball joint connection for pipelines : de en
  • FR687350A - Method and apparatus for the treatment of zinc : en fr
  • FR687513A - Improvements to light tubes : en fr
  • GB314392A - Method of and means for sectional electro-plating, particularly applicable for plating large objects with chromium : en
  • DE504609C - Steam cooler, especially for internal combustion engines : de en
  • DE503513C - Telegraphing process with streams of characters of variable direction and tension corresponding to the characters on wire lines using a punched tape machine : de en
  • DE504732C - Process for the production of viscose : de en
  • US1772430A - Stop motion for looms for weaving : en
  • USD81739S - parker : en
  • USD81758S - Design for a hinge : en
  • DE503812C - Process for the preparation of colored condensation products of Kuepen dyes : de en
  • US1772412A - Burial vault : en
  • USD81747S - Design fob an automobile badiator cap : en
  • DE504881C - Locking device for the outlet opening of mustard containers : de en
  • DE504943C - Ashtray : de en
  • DE504381C - Machine for cutting capsules or caps on bottles, cans and other containers : de en
  • FR687089A - Electric command repeater device : en fr
  • FR687178A - Watertight seal for the rotating blades of the turbine wheel of kaplan turbines : en fr
  • FR687429A - Pipe clamp : en fr
  • DE504590C - Arrangement for wireless transceiver systems : de en
  • CA302742A - Battery refilling device : en fr
  • CA302787A - Fuel supply means for engines : en fr
  • DE504617C - Mixing machine with a mixing drum rotating around the horizontal axis and a discharge chute that closes or releases the discharge opening and rotates in the drum : de en
  • GB333160A - : en
  • US1772378A - Method of protecting pipe seams and joints : en
  • DE503808C - Device for pressing down the lengths of material in cutting machines : de en
  • DE504521C - Stack removal device : de en
  • DE504555C - Device for the intermittent conveying of glass plates in cooling ovens : de en
  • DE504649C - Clamping device for loose sheets, especially for carbonless accounting : de en
  • CA302662A - Rumble seat : en fr
  • DE504270C - Fuel pump for internal combustion engines : de en
  • CA302734A - Rail joint connection : en fr
  • DE504638C - Galvanic element : de en
  • US1772381A - Crate : en
  • USD81740S - Alvah c : en
  • US1772335A - Cutting die for preparing and ornamenting shoe-upper members : en
  • USRE17761E - miller : en
  • FR687540A - Internal combustion engine : en fr
  • GB333118A - Pneumatic conveyor with feed hopper and stop valve : en
  • DE504467C - Card holder : de en
  • FR687336A - Magneto-dynamo group : en fr
  • US1772391A - Railway-rail joint : en
  • DE504888C - Process for creating cadmium coatings in the melt pool : de en
  • FR687172A - Process for transforming bituminous, paraffin and asphalt products : en fr
  • AU2435529A - Process and apparatus for the, removal of ammonia and sulphuretted hydrogen from gases : en
  • US1772029A - Semiautomatic gear-engaging transmission : en
  • US1772395A - Coupling device : en
  • FR687059A - Products for combating parasites and their manufacturing process : en fr
  • FR687190A - Track change with inclined planes consisting of an angled frame with runways joined at the ends by cross members : en fr
  • GB333557A - Improvements in or relating to relay or servo mechanism : en
  • CA302692A - Self-aligning adapter : en fr
  • US1772386A - Froth-flotation process and product for effecting same : en
  • FR687111A - Method and device for sorting beans and other seeds of small dimensions : en fr
  • FR687261A - Drill bit for impact drills : en fr
  • GB319276A - Method and arrangement for indicating the liquid level in evaporators : en
  • DE504932C - Cutting tool for cheese and slicing machines : de en
  • CA302815A - Paper making machine : en fr
  • CA302850A - Chair seat : en fr
  • US1772009A - Carry bundle strap : en
  • FR687084A - Improvements to the cellulose acetate manufacturing process : en fr
  • US1772253A - Mortising machine : en
  • GB316576A - Improved means for generating high frequency signalling energy : en
  • GB333082A - Improvements in calipers for use with the game of bowls : en
  • GB332982A - Improvements in and relating to door & window stays : en
  • GB333083A - Improvements in or relating to wardrobe fittings and the like : en
  • US1772036A - Automatic stage-lift flowing device : en
  • GB332978A - Improvements in electrical immersion water heaters : en
  • US1772004A - Relief ring for safety valves : en
  • CA302867A - Stopping mechanism for electrically driven spindles : en fr
  • FR687119A - Varnishes, mastics and similar products : en fr
  • US1772411A - Uncoupling device for railway cars : en
  • US1772097A - Pulverized-fuel furnace : en
  • FR687315A - Card for visible indexes : en fr
  • DE503995C - Sheet metal feeding device for printing machines : de en
  • DE504668C - Bicycle drive with dismountable hub and thru axle : de en
  • DE504733C - Arrangement of burners with internal combustion chamber : de en
  • FR687061A - Process for preparing dyes of the indigoid series : en fr
  • US1772020A - Peach pitter : en
  • FR687544A - Advanced articulation : en fr
  • DE504790C - Resilient bearing : de en
  • FR687104A - Apparatus for placing in successive rows the potatoes pulled up by a rotary drum harvester : en fr
  • GR2863B - ASSEMBLY FOR SMOKER. : el en
  • FR687242A - Unloading mechanism for harvesters : en fr
  • GB333040A - Improvements in caravans and like road vehicles : en
  • DE504472C - Method and device for the automatic speed control of prime movers, in particular for driving alternating current generators, to whose distribution network electrical clocks are connected : de en
  • DE504953C - Process for coloring glassine and similar highly glazed papers before hot calendering : de en
  • DE504863C - Process for the production of dimethylolurea : de en
  • FR687306A - Welding process for metal cables at low temperature by adding metal : en fr
  • GB332985A - Improvements in or relating to electric fuse boxes : en
  • FR687322A - Method and device for the rapid inflation of collapsible hollow bodies such as tubular boats by the use of liquefied or compressed gases : en fr
  • GB332994A - Improvements in and relating to hats and other headwear : en
  • GB333080A - Improvements in or relating to safety retaining mechanism or arresters for colliery winding cages and the like : en
  • GB318224A - Improvements in or relating to selection apparatus of addressing and other similar printing machines : en
  • FR687067A - Precision setting of stops for electric elevators : en fr
  • FR687274A - Process for purifying magnesium and its alloys : en fr
  • GB318935A - Improvements relating to the working of chamber ovens for the production of gas and coke : en
  • FR687156A - Device applicable to perforated metal wire baskets : en fr
  • DE504750C - Hand rake with a rotatably mounted tubular tine carrier under the action of a spring : de en
  • FR687436A - Improvements made to duplicating machines and their mode of operation : en fr
  • GB333234A - Improvements in or relating to power transmission mechanism : en
  • FR687294A - Process for making high value organics from liquids containing high molecular weight substances : en fr
  • DE504269C - Control drive for the valves of star-shaped internal combustion engines : de en
  • DE504797C - Idler for centrifugal pumps : de en
  • DE504568C - Process for the production of a primary manganese phosphate which is suitable for preparing a rust preventive bath : de en
  • DE504633C - Antenna arrangement, especially for receiving short waves : de en
  • GB333060A - Improvements relating to apparatus for brooding poultry : en
  • FR687040A - Safety for percussion flares : en fr
  • GB333078A - Signalling apparatus for vehicles at crossings : en
  • GB333244A - Improvements in or relating to harvesting implements : en
  • DE504875C - Device for tearing up old trackless bedding : de en
  • FR687383A - Machine for forming paper rolls for tickets bearing raffle numbers and the like : en fr
  • FR687465A - Clasp for handbags or others : en fr
  • GB332975A - Improvements in connection with albums for gramophone record holders : en
  • FR687202A - Improvements to machines for cutting the pile of weft pile fabrics : en fr
  • CA302765A - Blast furnace bell : en fr
  • CA302835A - Splicing structure for canted rails : en fr
  • FR687121A - Device for vacuum evaporation in apparatus for candied fruit : en fr
  • FR687163A - Improvements to blinds and the like : en fr
  • GB333097A - Improvements relating to tins or cans for containing comestibles : en
  • US1772045A - Cylinder grinder : en
  • US1772228A - Handkerchief : en
  • US1772367A - Roadway sander : en
  • FR687499A - New application of wing surfaces to the suction of fluids : en fr
  • FR687180A - Clutch release unit for all electric chain breakers : en fr
  • FR687374A - Method and device for transmitting radio signals : en fr
  • GB333128A - Improvements in electric water heaters : en
  • DE504196C - Colloid beater mill : de en
  • GB333237A - A method of, or process for, rendering austenitic nickelchromium steels non-corrodible : en
  • DK42699C - Apparatus for transmitting rotational motion between two conaxial axes. : da en
  • DK42707C - Machine for Polishing Bakery Plates. : da en
  • DE504662C - Bearing bush with fabric : de en
  • DE504631C - Wave-shaped two-hole clamping plate for screws, especially for the railway superstructure : de en
  • GB310467A - Improved manufacture of imitation fur : en
  • DE504504C - relay : de en
  • DE504510C - Device for measuring the milling pressure from its three or two components according to the directions of movement of the machine : de en
  • DE504573C - Process for the production of paper with reinforcement insert : de en
  • FR687307A - Manufacturing process of 1,1,2-ethane trichloride : en fr
  • GB333072A - Improvements relating to gas generators : en
  • DE504391C - Protection against outflow of gases from leaks in pipe connections made by overlapping : de en
  • FR687194A - Preventive device for accidents on public roads, especially at crossroads, bends, level crossings, etc. : en fr
  • GB333155A - Manufacture of active substances from hypophysis glands : en
  • AU2138629A - Improvements in building construction : en
  • GB333154A - Improvements in or relating to sound records : en
  • US1772309A - Pencil : en
  • GB333177A - Improved method of washing : en
  • US1772406A - Valve : en
  • US1772190A - Method of lining tanks : en
  • DE504513C - Feed for internal combustion engines : de en
  • FR687542A - Vehicle jack : en fr
  • DE504751C - Centrifugal dust separator with an inlet cross-section that can be adjusted using flaps : de en
  • GB332977A - Improvements in or relating to devices for the irradiation of substances with ultraviolet rays : en
  • US1772424A - Freezing apparatus : en
  • US1772010A - Lubricator : en
  • US1772082A - Device for assembling and holding piston rings for machining operations : en
  • US1772095A - Washing machine : en
  • GB332995A - Improvements in or relating to diaphragms for acoustic instruments, pressure gauges or the like : en
  • DK42714C - Massage device. : da en
  • FR687514A - Packaging device for products of all kinds : en fr
  • GB333114A - Improvements in railway sleepers and means for securing railway rails and chairs thereto : en
  • FR687211A - Device for turning a plow : en fr
  • US1772404A - Brick kiln : en
  • DE504488C - Discharge and accumulation device for rotating drying drums with trickle and cell installations : de en
  • DE502757C - Process for igniting difficult to burn reaction mixtures, especially for internal combustion engines : de en
  • DE503846C - Optical system for gapless spectral devices : de en
  • DE504463C - Upholstery cover for motor vehicle seats : de en
  • GB317734A - Process of making cast iron and steel containing copper : en
  • GB333091A - Improvements in rotary extruding presses : en
  • FR687460A - Mechanism for varying the frequency of valve action and ignition according to the speed variations of an internal combustion engine : en fr
  • GB333196A - Improvements in compound for the impregnation of cable insulation : en
  • US1772206A - Means for bracing cantilever wings against torsional deflection : en
  • US1772115A - Clamping drill fixture : en
  • US1772043A - Automobile lock : en
  • US1772121A - Valve motion for duplex pumps : en
  • AU2143929A - Improvements inthe production of light by luminescent gases or vapors : en
  • DE504309C - Printing machine for the production of calendars, in particular roll calendars and. like : de en
  • DE504919C - Machine for attaching press studs or other button parts to fabric, leather and the like. : de en
  • DE504889C - Chuck : de en
  • US1772090A - Rotary engine : en
  • CA302707A - Adjustable chair : en fr
  • DE504565C - Pressure indicator for grease lubrication bushes : de en
  • GB333260A - Process for the dyeing of regenerated cellulose materials : en
  • FR687295A - Advanced mechanical remote control device : en fr
  • GB333102A - Improvements relating to steam engine plants : en
  • FR687164A - Winch improvements : en fr
  • FR687181A - Intake internal combustion engine lubrication device : en fr
  • FR687529A - Improvements to high-frequency electric induction furnaces for the heat treatment of metals and refractory materials : en fr
  • FR687136A - Roentgen tube : en fr
  • FR687107A - Mechanical starter for motors : en fr
  • FR687184A - Improvements to processes and apparatus for carbonization of fuels : en fr
  • GB333077A - Improvements in spark arresters for locomotives : en
  • GB333006A - Improvements in and relating to duplicating machines : en
  • GB333164A - Improvements in or relating to the mooring of lighter-than-air aircraft : en
  • IS87A7 - Methods and equipment for food preservation : en is
  • DE504794C - With advertisements provided sheets for tear-off or fold-over calendar : de en
  • GB333050A - Trousers and like presses : en
  • GB333123A - An improved device for altering the temperature error in induction electricity meters : en
  • FR687389A - Method and apparatus for blowing and stretching large glass objects : en fr
  • GB333554A - Process for dyeing with the reserving of wool : en
  • US1772236A - Thread or yarn guide : en
  • US1772365A - Abrading machine : en
  • DE495224C - Trailer coupling, especially for motor vehicles : de en
  • CA302728A - Combination trap and circuit closer for can seaming machines : en fr
  • FR687064A - Method and apparatus for manufacturing flexible metal tubes : en fr
  • FR687526A - Elastically deformable container with variable volume : en fr
  • GB313856A - Method of and apparatus for melting oxidisable material : en
  • GB333250A - Improvements in or relating to apparatus for conveying and delivering coal and other materials : en
  • GR2870B - WELDING MACHINE FOR TIRE CARS AND AIRCRAFT. : el en
  • AU2469830A - An improved bearing for use in measuring instruments : en
  • FR687456A - Improvement made in the subjugation of the block of blotting sheets of the blotting pads : en fr
  • US1771988A - Apparatus for exhausting wells : en
  • US1772295A - Heater : en
  • DE504778C - Device for producing glass plates by rolling in continuous operation : de en
  • US1772300A - Rosin soap lake of azo compounds : en
  • CA302846A - Printing mechanism for addressing machines : en fr
  • DE504478C - Collapsible box : de en
  • DE504795C - Display and sales stands : de en
  • US1772442A - Automatic electric switch : en
  • AU2448630A - Improved process of hardening alloys of steel or cast iron in a nitrogen yielding atmosphere : en
  • DE504597C - Electric rotary capacitor : de en
  • GB311329A - Improvements in or relating to grinding and sub-dividing apparatus : en
  • GB333031A - Improvements in boxes or similar receptacles for delivering matches or other articles : en
  • US1771986A - Fuel feeding and carbureting system : en
  • US1772379A - Paste-tube cap : en
  • GB319784A - Improvements in motor vehicles : en
  • GB333093A - Improvements in high pressure grease guns : en
  • GB312059A - Improvements in coal-dust burners : en
  • FR687147A - Control unit responsive to impedance, for remote relays : en fr
  • FR687430A - Self-regulating combustion device for burner using the combustion fluids at constant pressure : en fr
  • GB333139A - Turning-lathes and like machine tools : en
  • DE503901C - Sheet stacker for paper cross cutting machines : de en
  • DE504299C - Device for the wet treatment of textile goods : de en
  • GB306031A - Improvements in and relating to rotary pumps : en
  • GB333159A - Improvements relating to extracts of animal or vegetable organs or parts : en
  • DE504809C - Device for mercerising fabrics with tension chain field and subsequent dipping frame : de en
  • DE504749C - Rake with two-legged, bow-shaped prongs attached to a frame : de en
  • DE504800C - Centrifugal pump with an annular pump channel formed from two rings : de en
  • GB313152A - : en
  • US1772005A - Load-carrying trolley : en
  • CA302770A - Explosive : en fr
  • DE504909C - Internal combustion engine with a compressor for flushing and charging and a second compressor for overloading : de en
  • FR687179A - Apparatus intended to automatically measure the volume of grains equipped with a float : en fr
  • AU2484230A - Improvements in machines forthe manufacture of hollow blown glass articles : en
  • FR687353A - Process for preparing a viscose particularly suitable for obtaining artificial fibers and other artificial products : en fr
  • CA302802A - Tire manufacture : en fr
  • DE504850C - Pan mill with rotating plate and central lubrication : de en
  • FR687251A - Safety tourniquet for tying up cattle in stables : en fr
  • FR687308A - Improvements to oscillating devices : en fr
  • GB333079A - Improvements in the manufacture and production of acrylic acid chloride : en
  • FR687192A - Footbridge for railway vehicles : en fr
  • FR687474A - Leather manufacturing process : en fr
  • US1772114A - Pole mounting for electrodynamo machines : en
  • US1772372A - Vernier adjusting device : en
  • US1772408A - Automatic book exchange : en
  • CA302746A - Strand leading-out device for net-making machines : en fr
  • CA302872A - Rotary pump : en fr
  • US1771993A - Gasoline-dispensing apparatus : en
  • US1772338A - Picture-packet-display device : en
  • GB313082A - Rock drilling bit : en
  • DE503394C - Electromagnetic suspension device, especially for electric lamps : de en
  • GB333161A - Improvements in or relating to the manufacture of sheets from plastic material : en
  • DK42703C - Device by Mechanisms for Pulling Textile Wicks. : da en
  • FR687217A - Liquid dispenser : en fr
  • FR687438A - Coffee maker : en fr
  • FR687480A - Safety for projectile rockets or rotating bombs : en fr
  • US1772313A - Outlet or junction box : en
  • US1772358A - Structural-steel joist : en
  • DE504595C - Time setting device for maximum pointer : de en
  • GB305637A - Improvements in and relating to the protection of electric systems : en
  • CA302688A - Apparatus for book-keeping without re-entries : en fr
  • DE504449C - Closing device for pipelines : de en
  • FR687282A - Improvements to electrical protection equipment : en fr
  • FR687320A - Coke oven : en fr
  • US1772049A - Flying machine : en
  • US1772339A - Baby-bottle protector and heat retainer : en
  • DE504533C - Oven with a baking chamber located above a surrounding baking plate : de en
  • DE504944C - Ashtray : de en
  • US1772294A - Scale : en
  • US1772329A - Agricultural implement hitch and control apparatus : en
  • CA302709A - Humidifying apparatus : en fr
  • CA302725A - Electric accumulator : en fr
  • CA302794A - Developing apparatus : en fr
  • DE504439C - Device for monitoring and displaying the degree of moisture in a web of paper or the like. : de en
  • CA302718A - Percussion propelled aircraft : en fr
  • DE504471C - Reed for looms for the production of double warp pile fabrics : de en
  • AU2144629A - Improvements in or relating tothe treatment of artificial silk threads and filaments : en
  • CA302668A - Suction cylinder for paper making machines : en fr
  • DE504655C - Device for examining the eyes : de en
  • DE504791C - Lubricant container for moving machine parts : de en
  • IE11273L - Helicopters : en
  • US1772427A - Lamp construction : en
  • FR687087A - Sprayer improvements : en fr
  • US1772041A - Condiment receptacle : en
  • CA302663A - Clutch device : en fr
  • DE504728C - Gas lighter for gas cooker : de en
  • DE504627C - Wall dryer for laundry : de en
  • DK42704C - Tobacco feeding mechanism for cigar machines. : da en
  • US1772204A - Metal bobbin : en
  • US1772287A - Ventilator : en
  • USD81770S - Design for an airplane : en
  • US1772244A - Device for transporting finely-divided materials : en
  • DE504690C - High voltage hard paper plate capacitor : de en
  • USD81767S - Design for a grille unit : en
  • FR687042A - Reticular reticular grid : en fr
  • CA302659A - Exhaust ventilator : en fr
  • CA302879A - Partial saponification of materials containing organic esters of cellulose : en fr
  • DE504517C - Pressure segment bearings : de en
  • DE504563C - Planter for fully automatic planting of plants and their soil, but without the containers used for transport : de en
  • CA302747A - Hand can-top sealer : en fr
  • FR687206A - Paper container : en fr
  • FR687075A - Device allowing the mechanical reduction and immediate fitting of recent fractures under simultaneous fluoroscopic control of the face and profile : en fr
  • GB305668A - : en
  • FR687158A - Two-rotor compressor more particularly applicable to water vapor refrigeration machines : en fr
  • FR687309A - Improvements to potato digging machines : en fr
  • GB333015A - Improvements relating to vegetable cutters : en
  • GB333281A - Improvements in and relating to methods of and apparatus for reducing metal stock : en
  • US1772181A - Agricultural implement : en
  • US1772403A - Regulator : en
  • FR687339A - New masonry system : en fr
  • GB314899A - Process for the manufacture of new condensation products of the anthraquinone-acridone series : en
  • GB333023A - Process for the preparation of the sodium salt of paraoxyphenylarsinic acid : en
  • GB308624A - Improvements relating to thermionic valves : en
  • CA302865A - Self priming pumping apparatus : en fr
  • GB333143A - Improvements relating to electron discharge amplifying apparatus : en
  • GB333246A - Improvements relating to the electrolytic deposition of gold : en
  • GB333274A - Improvements in shock absorbers : en
  • DE503553C - Automatic grinding machine for sharpening dismantled leaves from mowing machine knives etc. like : de en
  • FR687252A - New composition used in the paint industry and its manufacturing process : en fr
  • DE504890C - Grinding plant with a beater, centrifugal, impact pin mill or the like as a comminuting device : de en
  • DE504661C - Control panel for tool dispensing : de en
  • GB332788A - Improvements in or relating to the drying of granular materials : en
  • CA302779A - Direct reading gear shift mechanism : en fr
  • FR687534A - Rational film or talking film and selector filter for the projection of this film : en fr
  • US1772149A - Composition of matter for use as alpha building material : en
  • GB333047A - Improvements in or relating to paving blocks : en
  • GB310941A - Manufacture of agents for wetting, cleansing and emulsifying and for protecting fibre : en
  • GB333076A - Improvements in a process for the separation of alkalis from siliceous minerals : en
  • FR687516A - Improvements to pneumatically controlled pumps and more specifically to enhancers : en fr
  • DE504305C - Toothbrush with fluid supply : de en
  • DE504689C - Vibration-proof tensioning clamp for overhead lines : de en
  • FR687197A - Improvements to electrical switches : en fr
  • GB333185A - An improved apparatus for administering anaesthetics : en
  • GB333253A - Improvements in and relating to thread or the like stitching, stringing and looping machines : en
  • GR2858B - METHOD TO ACHIEVE ENERGY SOURCE POWERFULLY RECEIVED AS A BASE OF EXPLOSIVE PROPERTY APPROPRIATELY DESTROYED. : el en
  • FR687204A - Depth pumps for naphtha extraction : en fr
  • GB311239A - A flotation process for oxide-ores : en
  • GB333249A - Improvements relating to the manufacture of screw propellers : en
  • DE504415C - Right hanging ceilings for smelting furnaces, especially Siemens-Martin-OEfen : de en
  • DE504502C - Runner for back pressure steam or gas turbines : de en
  • DE504629C - Screw shovel mixer for liquids : de en
  • DE504666C - Pendulum mill with any number of positively driven pendulums : de en
  • US1772334A - Motor mounting : en
  • GB333094A - Improvements in and relating to woven wire net making machines : en
  • FR687378A - Method for obtaining filaments of equal length for lamps or similar apparatus : en fr
  • GB333059A - Improvements in apparatus for the treatment of animal carcases, slaughter house waste and the like : en
  • US1772151A - Engine-starting mechanism : en
  • FR687093A - Process for manufacturing artificial silk threads, yarns and fabrics from these threads : en fr
  • FR687368A - Perforating devices specially applicable to tabulating systems : en fr
  • GB333236A - Improvements in and relating to the production of dry powders of anthraquinone acetyl silk dyestuffs : en
  • US1772409A - Dispensing mechanism : en
  • DE504946C - Cylinders of internal combustion engines with air-cooled cooling pads : de en
  • DE504813C - Track construction wagon : de en
  • US1772433A - Slack adjuster for railway-car-brake equipment : en
  • DE504480C - Monitoring device for electrical line systems : de en
  • DE504862C - Process for the conversion of acetylene into acetaldehyde with the aid of catalysts : de en
  • FR687267A - Carburetor for internal combustion engines : en fr
  • FR687521A - Device for conveying granular materials in combination with the pneumatic separation of some of these materials : en fr
  • US1772157A - Chin rest : en
  • US1772417A - Fastening device for wall boards : en
  • DE504371C - Needle thread regulator for sewing machines : de en
  • DE504562C - Sliding buckle : de en
  • FR687491A - Self-closing delayed valve : en fr
  • DE504894C - Automatic trailer coupling in connection with an automatic trailer brake for motor vehicles : de en
  • FR687427A - Portable wardrobe : en fr
  • GB306816A - Improved lead sheathed submarine cable : en
  • GB332986A - Process for producing white and coloured discharges : en
  • GR2879B - HOW TO PROCESS CLEANING WHEAT AND FRUIT BARRIERS. : el en
  • GB333067A - An improved window stay : en
  • GB311292A - Improvements relating to closed feed water supply systems of steam power plants : en
  • US1772057A - Wall construction and hollow blocks therefor : en
  • US1772252A - Tamper-indicating device : en
  • DE504907C - Method and device for cooling coke : de en
  • FR687380A - Improvements in apparatus for pulverizing coal or similar substances : en fr
  • GB313076A - Improvements in submarine electric signalling conductors : en
  • GR2867B - Wicker handmade PILOS. : el en
  • FR687183A - Removable protective device for brushes, brushes and other similar items : en fr
  • FR687174A - Manufacturing process of ceramic materials : en fr
  • GB333048A - Improvements in or relating to the moistening of gases prior to purification by electrostatic deposition of dust : en
  • DE504184C - Suitcases made from lightweight materials such as vulcanized fiber or cardboard : de en
  • GB333169A - Improvements relating to signalling apparatus : en
  • FR687354A - Method and device for continuously spraying molten bodies : en fr
  • DE504776C - Device for avoiding larger carbide accumulations in acetylene generators with carbide feed : de en
  • DE504822C - Process for dampening and cooling hygroscopic bodies, especially textiles : de en
  • FR687310A - Cigarette Making Machine Improvements : en fr
  • FR687451A - Teaching device called planetarium, for the representation of the apparent and virtual movements of celestial bodies : en fr
  • DE504592C - Electrical overcurrent switch : de en
  • DE504004C - Hinge formed from parts of the pane frame for the top-hung sashes of sliding windows : de en
  • FR687408A - Process for the purification of substances intended for exothermic reactions : en fr
  • FR687414A - Bumper mud : en fr
  • GB333120A - Improvements in or relating to direction signalling devices particularly for use on motor vehicles : en
  • DE504403C - Charging rectifier circuit for optionally switching on the heating or anode battery of a tube receiver : de en
  • DE504547C - Acetylene generator : de en
  • DE504712C - Trigger device for automatic firearms : de en
  • GB311382A - Improvements in or relating to the manufacture of spinal anaesthetic solutions : en
  • DE504447C - Elastic gear coupling, especially for magneto ignition : de en
  • DE504532C - Quarter hammer mechanism with automatic hammer control : de en
  • DE504859C - Noiseless stop : de en
  • FR687275A - Process for the recovery of phenols contained in gas washing water : en fr
  • GB333142A - Means for limiting explosion risks in gasholders of the floating disc type : en
  • AU2425429A - Improvements in electric sign controllers : en
  • FR687550A - Tomato slicer : en fr
  • GB311339A - Improvements in or relating to the manufacture of adhesives : en
  • DE504176C - Electrical measuring instrument that contains a heated conductor in an electrostatic field : de en
  • DE504599C - Alumina lacquers made from anthraquinone disulfo acids : de en
  • DE504652C - Train protection against the crossing of a stopping line signal : de en
  • FR687045A - Improvements to aircraft landing gear : en fr
  • USD81769S - Design for a tray : en
  • US1772249A - Player-piano mechanism : en
  • US1772278A - Pulverized-material-transporting device : en
  • DE504774C - Device for the selective disconnection of electrical line networks : de en
  • CA302676A - Safety ink carrier : en fr
  • FR687549A - Volumetric and densimetric classification device : en fr
  • FR687413A - Method and device for recognizing the radial balancing plane in swinging bodies, in particular for balancing on the move : en fr
  • GB311294A - Improvements in and relating to electric discharge devices : en
  • FR687023A - New device for the impregnation of cables : en fr
  • US1772180A - Card picker : en
  • US1772220A - Amusement device : en
  • DE504368C - Valve device, especially for hot substances : de en
  • DE504823C - Dump pallet machine : de en
  • US1772194A - Hinge construction : en
  • US1772007A - Illuminating gauge device : en
  • DE504444C - Humidifier insert for cigar or cigarette holder : de en
  • DE504515C - Heat absorbing and releasing fluid circuit, especially coolant circuit in internal combustion engines : de en
  • DE504596C - Arrangement for measuring inrush currents : de en
  • DE504648C - Liquid seal : de en
  • FR687024A - Improvements made to hollow bodies forming hulls, in particular to aircraft fuselages : en fr
  • FR687029A - Device to avoid collisions between automobiles : en fr
  • FR687461A - Fireplace grid : en fr
  • FR687138A - Improvements to risers : en fr
  • FR687372A - Distribution valve for hydraulic presses : en fr
  • GB333186A - Improvements in or relating to boat raising and lowering gear : en
  • GB318133A - Improved means for lessening the effects of collisions between railway vehicles : en
  • DE504679C - Schraem device for sinking shafts : de en
  • US1772124A - Multicylinder irregular x-type engine : en
  • US1772265A - Bottle holder : en
  • DE504785C - Pest killers : de en
  • DE504684C - Superheater collecting box with multiple regulator arranged in the smoke chamber : de en
  • US1772096A - Handle : en
  • GB333117A - Improvements relating to discharge valves for drums, barrels and the like : en
  • US1772127A - Electric fire alarm : en
  • FR687102A - Mechanical closure device with extendable collar applicable to mineral water bottles or others : en fr
  • FR687118A - Improvements to cooling systems for thermionic devices : en fr
  • US1772015A - Tobacco-stripping machine : en
  • US1772109A - Means for imparting alpha false twist to textile rovings : en
  • GB333010A - Method of superimposing a foreground or image upon a background in photography : en
  • US1772212A - Means for inflating pneumatic tires : en
  • AU2408029A - Electric switches : en
  • DE504346C - Safety device for automatically powered steam boiler : de en
  • DE504423C - Trailer coupling for semi-trailer : de en
  • GB333133A - Improvements relating to blow-down valves for steam generators and the like : en
  • GB333278A - Improvements in or relating to multiple ply textile fabrics : en
  • CA302809A - Safety appliance for bias cutting machines : en fr
  • US1772099A - Fruit crusher : en
  • CA302731A - Electric condenser : en fr
  • US1772033A - Manifolding sales book : en
  • US1772364A - Foot supporter : en
  • CA302849A - Petroleum treatment process : en fr
  • CA302677A - Tape solder : en fr
  • US1772133A - Device for rectifying alternating current : en
  • US1772270A - Safety flange : en
  • US1772357A - Ornamental device : en
  • US1772382A - Rail joint : en
  • US1772113A - Rake : en
  • DE504302C - Device for the passage of seams through calenders : de en
  • DE504528C - Jacks, especially for motor vehicles : de en
  • DE504949C - Method and device for the production of food from grain : de en
  • CA302777A - Equalized arm clamp : en fr
  • AU2077629A - Improvements in and connected with sanitary flush apparatus : en
  • AU2495030A - Improvements in milking machine releasers : en
  • CA302833A - Filter cake discharger : en fr
  • CA302701A - Churn insert for washing machines : en fr
  • US1772410A - Method and device for producing stroboscopic light effects : en
  • CA302852A - Resilient structure : en fr
  • FR687448A - Devices for the automatic indication of the passage of the tail of a train : en fr
  • CA302706A - Adjustable chair : en fr
  • USD81764S - Chbisto stoyanoit : en
  • FR687032A - Roof device with hinged shutters, more specifically intended for freight wagons : en fr
  • FR687337A - Shock absorber : en fr
  • GB309380A - : en
  • US1772183A - Condiment : en
  • DK42715C - Irrigation device. : da en
  • GB333051A - Improvements in apparatus for treating and mixing comminuted or finely divided materials : en
  • AU2134629A - Improvements in apparatus for retorting petroleum shale andother products forthe extraction of solid, liquid and gaseous products therefrom : en
  • DE504885C - Spring snap lock : de en
  • FR687403A - Improvements made to knitting looms and knitwear produced in these trades : en fr
  • GB311328A - Improvements in or relating to centerless grinders : en
  • DE504111C - Machine for rolling out discs with one or more rollers : de en
  • DE504704C - Device for canning fruit with syrup : de en
  • GB333112A - Improvements in or relating to rotary apparatus for boring earth and rock : en
  • GB333215A - Improvements in or relating to circuit arrangements for frequency transformation : en
  • CA302869A - Separating tower : en fr
  • DE482816C - Device for discharging the condensed water from swiveling steam heating coils which can be immersed in a bathtub : de en
  • FR687186A - Lounge chair : en fr
  • US1772077A - System of radiocommunication : en
  • US1772150A - Grinding or pulverizing machine : en
  • US1772164A - Cotton baling : en
  • US1772215A - Method of making pistons : en
  • CA302671A - Pump : en fr
  • CA302830A - Electric socket : en fr
  • GB333121A - Improvements in or relating to surface grinding machines : en
  • DE504570C - Clock meter with regulating device for the speed of the movement : de en
  • DE504878C - Kinking device for garden, market and exhibition umbrellas : de en
  • US1772026A - Grinding mill : en
  • GB333203A - Improvements in and connected with valve mechanism of internal combustion engines : en
  • US1772225A - Multiunit mattress : en
  • US1772085A - Pipe-cutting tool : en
  • DE504538C - Welding of two nested pipes of the same diameter without the use of connecting sleeves : de en
  • DE504505C - Device for cutting floors, stairs and processing wooden surfaces of all kinds : de en
  • GB333239A - Improvements in the dyeing of regenerated cellulose materials : en
  • GB333296A - Improvements in and relating to process for producing shaped articles from urea or its derivatives and solid polymerised formaldehyde : en
  • FR687210A - Automatic drawbar orientation device for agricultural machinery with rotating body : en fr
  • GB311332A - Improvements in powder puffs : en
  • US1772102A - Reel : en
  • US1772197A - Inclosure for rumble seats of automobiles : en
  • US1772312A - Envelope : en
  • FR687477A - Filter device : en fr
  • DE504233C - Flexible shaft : de en
  • GB333226A - Coating paper : en
  • FR687098A - Device for the complementary treatment of artificial silk obtained by the pot spinning process : en fr
  • GB309034A - Improvements in or relating to yieldable connectors and methods of making the same : en
  • GB333505A - Apparatus for projecting motion pictures in color : en
  • GB305482A - Improvements in and relating to electric switching stations : en
  • GB332968A - Apparatus for collecting and transporting, in a dry condition, urban or industrial waste : en
  • US1772138A - Tire-pressure-indicator switch : en
  • FR687297A - Electrolytic cell for the electrolysis of water : en fr
  • GB310943A - Improvements in bottles containing gas which is liquefied or is highly compressed, and chiefly for fire extinguishers containing powder : en
  • GB333007A - Improvements relating to governors : en
  • US1772027A - Porcelain-veneer dental crown : en
  • US1772080A - Loom : en
  • FR687133A - Combination lock : en fr
  • GB333266A - Improved method of production of tubes, posts and other hollow ware of concrete material either reinforced or not : en
  • FR687245A - New toggle closure for brooch type jewelry : en fr
  • FR687481A - Device for the production and use of motive power on board helicopter-type flying devices : en fr
  • FR687369A - Computer systems : en fr
  • GB311337A - Process for the manufacture of articles, particularly screws and rivets, by upsetting in the cold : en
  • US1772310A - Variable-pressure bed or mattress : en
  • DE504783C - Field measuring or leveling device : de en
  • FR687395A - Device for removing distillation products from the lower part of vertical degassing spaces : en fr
  • GB333039A - Improvements in spectacles : en
  • DE504957C - Process for the manufacture of speaking machine needles with an offset shaft : de en
  • DE504808C - Waste rinsing device : de en
  • US1772024A - Apparatus for handling materials : en
  • DE504916C - Hub attachment for removable disc wheels : de en
  • US1772340A - Boot or shoe and method of making same : en
  • DE504830C - Process for the production of dihydromorphine : de en
  • US1772074A - Method of producing galvanic coatings : en
  • DE492339C - Process for the production of heating resistors : de en
  • DE504412C - Sick bed with bedside chair : de en
  • FR687305A - Device for checking the condition of an electrical circuit : en fr
  • GB333175A - Improvements in the manufacture of flexible gramophone records : en
  • CA302715A - Internal combustion engine : en fr
  • DE504628C - Process for the production of illumination effects in wool printing : de en
  • DE504425C - Method and device for mixing colors with one another and with binding agents : de en
  • DE504588C - Changeover device for changing dials : de en
  • DE504877C - Device for treating ampoules : de en
  • GB332992A - Improvements in and relating to brakes for automobile and other vehicles : en
  • GB333065A - Improvements in lenses : en
  • GR2856B - WALKING CASH DISC TO RECEIVE COINS. : el en
  • GB312669A - Improvements in or relating to traffic signalling systems : en
  • US1772065A - Metal-bar-heating furnace : en
  • US1772413A - Coking oven and other furnace : en
  • GB333084A - Improvements in the singeing of textile fabrics and yarns : en
  • CA302847A - Hand operated addressing machine : en fr
  • CA302868A - Mechanism for stopping rotary shaper spindles : en fr
  • DE504490C - Dough molding machine : de en
  • FR687482A - Means of orientation of the nacelles of helicopters comprising a single lift propeller : en fr
  • US1772218A - Method for the manufacture of sea caoutchouc : en
  • DE504612C - Display stand for umbrellas and sticks with clamping jaws to hold the umbrella and stick tips : de en
  • DE504748C - Pyrophoric friction wheel lighter : de en
  • FR687083A - Improvements to variable speed transmission devices : en fr
  • FR687356A - Improvements to coin-operated gaming devices dispensing tokens : en fr
  • FR687504A - Smokers kit : en fr
  • GB333037A - Coin-freed automatic machine : en
  • DE504154C - Process for the production of an essentially plate-shaped construction element which is resistant to acids, alkalis and atmospheric influences : de en
  • FR687279A - Process for preparing pure inactive menthol : en fr
  • GB333058A - Improvements relating to wardrobes, clothes cabinets and the like : en
  • DE504559C - Equipment on hoists to bring about different speeds on the lifting path : de en
  • US1772068A - Skylight construction : en
  • FR687056A - Transmission device : en fr
  • DE504440C - Sieving machine for checking the grain fineness of all kinds of materials : de en
  • FR687144A - Improvements in methods and devices for spraying liquids, in particular those used for the destruction of weeds or insects : en fr
  • CA302730A - Snow plough : en fr
  • GB332993A - Method of and apparatus for centrifugal separation : en
  • GB333232A - Improvements in knitted ribbed fabrics and the production thereof : en
  • FR687541A - Process for decorating surfaces with pigments and varnishes : en fr
  • US1772035A - Manifolding book : en
  • US1772132A - Metal window : en
  • DE504798C - Centrifugal pump : de en
  • FR687139A - Signaling device for motor vehicles : en fr
  • FR687485A - Method and devices for the continuous manufacture of artificial textile fibers : en fr
  • DE504092C - Liquid heater with jacket : de en
  • DE504715C - Device for remote transmission of a group of displays using a light tube : de en
  • AU2155629A - Improvements in or relating to soap : en
  • DE504430C - Device for controlling a number of three-phase motors, especially for driving reversible roller aisles : de en
  • DE504663C - Valve : de en
  • DE504519C - Mechanics for harmonica-like musical instruments : de en
  • DE504869C - Process for the production of insulating bodies by ceramic means : de en
  • FR687130A - Movable wall brick moulder : en fr
  • GB333100A - Improved counter or token for actuating automatic sale apparatus : en
  • FR687316A - Improvements in the preparation of triaryl carbinols : en fr
  • GB333057A - Improvements in or relating to motor vehicles : en
  • CA302694A - Windshield apparatus : en fr
  • CA302753A - Front wall air grid : en fr
  • CA302735A - Detachable ski for aircrafts : en fr
  • FR687176A - Method and apparatus for the manufacture of mesityl oxide : en fr
  • FR687394A - Improvements to vacuum cleaning devices : en fr
  • FR687449A - Device for the protection of three-phase networks : en fr
  • GB333245A - Improvements in and relating to electric plugs and sockets : en
  • US1772247A - Power take-off : en
  • US1772387A - Draft gear for trains : en
  • CA302767A - Ball bearing for sliding members : en fr
  • DE504169C - Method for transmitting a stop signal to a vehicle, in which a current is changed as a function of the stop signal for the actuation of the brake or a signal on the vehicle : de en
  • FR687150A - Automotive refinements : en fr
  • FR687483A - Heavy fuel and its manufacturing process : en fr
  • GB333087A - Improvements in tube clamps or pinch cocks : en
  • GB333229A - Improvements in taps, cocks and the like : en
  • GR2876B - SYSTEM AND APPARATUS FOR EXPORTING YARNS FROM PLANTS AND ITSELF FROM THE SPANISH SPARTI (SPARTIUM JUNCEUM). : el en
  • FR687012A - Wheel with removable protective rims, using a compressed air tire, superimposed on a solid tire : en fr
  • FR687492A - Operating device for electric motors : en fr
  • AU2233529A - Improved body lifting device for tipping bodies of motor vehicles andthe like : en
  • FR687223A - Address printing machine with jump device : en fr
  • FR687244A - Device for removing distillation products from the lower part of degassing chambers : en fr
  • FR687494A - Hose clamp : en fr
  • US1772271A - Gear-grinding machine : en
  • DE504848C - Peeling and grinding machine for grain and legumes : de en
  • US1772173A - Gasket or jointing washer : en
  • CA302693A - Extricating and non-skid device for vehicle wheels : en fr
  • US1772276A - Art of combustion and steam generation : en
  • CA302713A - Machine for treating furs : en fr
  • CA302828A - Evacuating and sealing device for preserving cans : en fr
  • US1771995A - Air preheater : en
  • US1772165A - Multiplex broadcast system : en
  • CA302870A - Scraper : en fr
  • DE504600C - Wire frame that is used as a kitchen appliance frame and is suspended above the stove : de en
  • US1772001A - Stone-cutting machine : en
  • US1772137A - Piston pump : en
  • CA302698A - Carpet loom : en fr
  • CA302834A - Bleaching process : en fr
  • CA302801A - Non-knocking engine fuel : en fr
  • US1772130A - Protector for ingrowing toe nails : en
  • US1772429A - Coke oven : en
  • US1772320A - Apparatus for washing bottles : en
  • USD81745S - Ration : en
  • US1772088A - Fastener device : en
  • GB316619A - Device for distributing of dough receptacles and for regulating of the first fermentation in the mechanical baking installation : en
  • GB333512A - Improvements in or relating to depth, draught or displacement indicators : en
  • DE504593C - Process for the power distribution of a double generator working on two independent alternating current networks, driven with alternating power, consisting of a synchronous and an asynchronous machine with a commutator rear machine : de en
  • US1772144A - Ice-scoring machine : en
  • CA302675A - Filter apparatus : en fr
  • CA302880A - Safety device for gas burners : en fr
  • GB332996A - Improvements in or relating to electric soundboxes : en
  • CA302743A - Articulated car : en fr
  • CA302783A - Combined top and burner for fire pots : en fr
  • DE504171C - Device for the simultaneous transmission of several messages or the like by means of high-frequency carrier currents : de en
  • DE504199C - Manual steering for motor vehicles with variable transmission : de en
  • DE504743C - Circle : de en
  • DE504782C - Stand base : de en
  • DE504820C - Multi-stage water turbine plant : de en
  • DE504911C - Drilling spindle switching device for right and left hand movement with variable speeds : de en
  • US1772000A - Desk-set receptacle and gripper : en
  • US1772198A - Telephone : en
  • DE504235C - Device for introducing rock backfilling by means of an ejector that can be moved by means of a crank drive : de en
  • DE504898C - Container lid with flexible bottom : de en
  • AU2440329A - Improvements in storage urns and machines forthe preparation of tea, coffee andthe like beverages : en
  • US1772187A - Piston pin : en
  • CA302739A - Means of separating particles from free water : en fr
  • FR687221A - Induction coil and device for winding on arched parts : en fr
  • FR687545A - Improvements to luminous and animated advertising devices : en fr
  • AU2408929A - Improvements inthe treatment of carbonaceous materials prior to destructive hydrogenation : en
  • DE504870C - Oven with immediate heating : de en
  • DE504465C - Automatic lubricating device, especially for motor vehicles : de en
  • DE504605C - Internal combustion engine with a centrifugal compressor arranged in the mixture line : de en
  • FR687415A - Process for producing valuable distillates using carbonaceous materials : en fr
  • US1772354A - Method of forming integrally-joined sheets of dissimilar metals : en
  • GB333075A - Improvements in hand-bags and the like : en
  • US1772086A - Check valve : en
  • US1772184A - Dead-end-wire connection : en
  • US1772070A - Gas gun : en
  • DE504687C - Drive device with automatic collection of the wear of the driven parts : de en
  • FR687022A - Improvements to combined water and gas valves for bath heaters : en fr
  • FR687352A - Method and device for elastic suspension : en fr
  • FR687507A - Room ventilation system : en fr
  • GR2865B - PACKAGING OF CIGARETTES AFTER DRINKS IN THESE BOXES. : el en
  • GB333277A - Improvements in or relating to multiple ply textile fabrics : en
  • DK42696C - Heat exchange device. : da en
  • FR687033A - Improvements to packaging machines, more particularly cigarette packaging : en fr
  • FR687411A - Process for manufacturing titanium tanning preparations and the resulting products : en fr
  • DE502344C - Bogie for electric mainline locomotives and railcars : de en
  • DE504475C - Device for dividing and further conveying cigarettes coming from a container with subsequent vertical compartment shafts : de en
  • DE504769C - vacuum cleaner : de en
  • DE491213C - Chainless fabric mercerizing machine : de en
  • DE504554C - Device for collecting the fluids escaping from the male urethra : de en
  • FR687193A - heat exchanger : en fr
  • GB333001A - Improvements relating to optical projection apparatus : en
  • GB333126A - Improvements in, or relating to, sanitary refuse bins : en
  • US1772232A - Alarm : en
  • DE504527C - Device for locking propellers, in particular aircraft propellers : de en
  • DE504858C - Timepiece with spring mechanism : de en
  • DE504891C - Process for dewatering parts of plants : de en
  • CA302851A - Six wheel device for motor vehicles : en fr
  • US1772260A - Cut-off for meters : en
  • DE476878C - Electrically controlled braking device for motor vehicles : de en
  • DE504697C - Electrically heated seating : de en
  • GB332974A - Improvements relating to electric motor control gear : en
  • GB333282A - Improvements in golf bags : en
  • DE504664C - Tap with relief device : de en
  • DE504837C - Motor protection switch : de en
  • USD81746S - Mabitjs h : en
  • DE504951C - Device for decorating cakes, dishes and. like : de en
  • DE504275C - Heat dissipation device on tools : de en
  • GB313851A - Improvements in flywheels for damping vibrations : en
  • FR687115A - Processes and products for making butter : en fr
  • DE504408C - Electrolytic cell serving as a capacitor with a large capacity with electrodes made of a material that is chemically inert to the electrolyte : de en
  • FR687159A - Improvements to electric shock devices : en fr
  • FR687498A - Quick mounting device of the lamp in projection lanterns : en fr
  • GB315398A - Process for treating edible nuts : en
  • FR687236A - Warning device for monitoring and measuring the air pressure contained in automobile air chambers or the pressure of air or other gases, or fluids, enclosed in any receptacles : en fr
  • FR687455A - Improvements in the determination of the presence or quantity of water in oil reservoirs and similar containers : en fr
  • FR687091A - Manufacturing process of metal carbamates and their transformation products : en fr
  • US1772091A - Integrating method and apparatus : en
  • DE504409C - Process for the preparation of derivatives of thioindigoid dyestuffs : de en
  • FR687503A - Improvements to the manufacturing processes of devices such as hood fasteners suitable for establishing a temporary connection between two parts : en fr
  • GB333044A - Improvements in or relating to apparatus for shuffling playing cards : en
  • FR687392A - Electric starter motor for internal combustion engines with axially sliding pinion : en fr
  • GB319239A - : en
  • DE504954C - Method for the production of a material that can be processed into hollow bodies, in particular packs, by mechanical shaping : de en
  • FR687039A - Production of new anthraquinone derivatives : en fr
  • FR687501A - Improvements to the capture of gases or vapors by means of solid absorbents : en fr
  • GB333021A - Improvements in or relating to water-gas generators for bituminous fuels and to by-product coke recovery therefrom : en
  • GB333099A - Improvements in and relating to cinematograph projectors : en
  • FR687319A - Process for recovering benzol dissolved in water during the separation of phenols from benzol : en fr
  • FR687527A - Improvements to rotary separators and other electromagnetic devices : en fr
  • US1772160A - Feeding device for internal-combustion engines : en
  • GB333525A - Apparatus for recording sound waves on metal cylinders : en
  • GB314542A - Process for the manufacture of tri-substituted thioureas : en
  • GB333140A - Improvements in glass rolling trains : en
  • GB333141A - Improvements in or relating to projection apparatus : en
  • FR687347A - Improvements to fire extinguishers : en fr
  • GB333104A - Improvements in the manufacture of diaphragms for gramophones and for like purposes : en
  • DE504706C - Suction cell rotary drum filter, especially for pulp production : de en
  • DK42702C - Creeping Chain of Metal and Rubber for Automobiles and similar Vehicles. : da en
  • FR687209A - Multiple sign : en fr
  • GR2853B - LIGHTING PIPES (THAT IS ELECTRIC PIPES FILLED BY GAS - GLOW TUBES) TO REINFORCE, DETECTING KAIALLAS PERI. : el en
  • FR687079A - Signaling device : en fr
  • DE504705C - Process for the production and processing of wood pulp and other fiber products : de en
  • DE504461C - Locking device for the differential gear of a motor vehicle : de en
  • DE504493C - Fermenter : de en
  • DE504604C - Milking vessel lid with a special receptacle for milk obtained at the beginning of milking : de en
  • FR687077A - Improvements to devices for vacuum cleaning : en fr
  • US1772037A - Fluid separator : en
  • US1772056A - Rinsing and drying apparatus : en
  • DE504582C - Machine for overtaking and pinching the tip of footwear : de en
  • DE504695C - Method of dispensing batches of molten glass from a container : de en
  • DK42695C - Selector device for automatic Telephone systems. : da en
  • FR687433A - Direction and stop change indicator device and position lights for automobiles : en fr
  • GB333134A - Improvements in or relating to cleaning appliances : en
  • FR687262A - Construction body : en fr
  • CA302774A - Thermionic valve : en fr
  • GB332987A - : en
  • FR687366A - Improvements in apparatus for separating coal from soil and other foreign substances : en fr
  • DE504422C - Hair hygrometer type hygrometer : de en
  • DE504466C - Combination padlock with two-part tumbler washers : de en
  • FR687004A - Safety device for projectile detonators and other similar devices : en fr
  • FR687025A - Machine organ lubricator : en fr
  • FR687302A - Individual control with elastic mounting for fast rotating bodies with vertical shaft, especially for spinning pots, spindles, etc. : en fr
  • FR687399A - Multi-duct diffuser for carburetors : en fr
  • AU2445530B - Improvements in valves : en
  • GB318959A - : en
  • GR2866B - KALAMINOS HANDMADE PILOS. : el en
  • FR687066A - Hydraulic press : en fr
  • DE504580C - Adjustment device, especially for rotating headlights of motor vehicles : de en
  • US1772219A - Solar bath : en
  • US1772414A - Shock absorber, resilient suspension means, and the like : en
  • US1772350A - Furnace wall : en
  • US1772396A - Aeroplane : en
  • FR687122A - Improvements in stretching machines for textile materials : en fr
  • DE504432C - Method and furnace for making molded bodies from fused quartz : de en
  • FR687419A - Flash Cartridge Improvements for Photography : en fr
  • DE504578C - Switching device for the electrical lighting system of motor vehicles : de en
  • DE504947C - Four-stroke internal combustion engine with exhaust manifolds : de en
  • FR687063A - Method and apparatus for controlling advertising devices : en fr
  • FR687129A - Process for the preparation of alkaline earth cyanamides : en fr
  • US1772432A - Safety-razor blade : en
  • DE504571C - Process for the production of a long-life whole milk powder, particularly suitable for chocolate production : de en
  • FR687031A - Aircraft braking device : en fr
  • US1772290A - Apparatus for feeding pulverized fuel to furnaces : en
  • DE504626C - Wringer : de en
  • DE504779C - Curtain clip : de en
  • USD81748S - Da vxd kahn : en
  • DE504741C - Adjustable shuttering bolt : de en
  • GB312346A - Improvements in opal glasses : en
  • US1772002A - Electrical hair-treating implement : en
  • US1772207A - Washing machine : en
  • CA302789A - Internal combustion engine : en fr
  • GB333156A - Improvements in brakes for railway and other vehicles : en
  • FR687239A - Installation of hydraulic machines for the production of electrical energy by means of base load turbines, for a regular, little or highly variable fall : en fr
  • FR687497A - Feeding and cutting device for reel paper, with automatic control allowing the feeding of sheets of various formats to printing machines, duplicators and others : en fr
  • GB333176A - Improvements in handles for carrying cases, wireless sets, gramophones, and the like : en
  • DE504721C - Wire reel : de en
  • FR687233A - Process for the preparation of fatty acids : en fr
  • DE503549C - Collapsible display and sales stand : de en
  • FR687226A - Improvements to devices for regulating electric currents using corona lamps : en fr
  • GB333074A - Improvements in or relating to tins having hinged lids : en
  • US1772353A - Screen for swinging windows : en
  • GB313153A - Catalytic oxidation of ammonia : en
  • US1772078A - Recovery of nitrogen and acetone from vinasses : en
  • US1772337A - Combined rear, tail, and stop light : en
  • DE504417C - Insulator in which the metal caps are attached by means of a cement, a casting material or the like : de en
  • FR687007A - Method of loading shells, mines, bombs and other explosive devices loaded by this method : en fr
  • GB333035A - Improvements in and relating to mud valves, mud discharge systems and the like : en
  • GB333095A - Improvements in water-cooled blowing tuyeres for blast furnaces : en
  • GB333103A - Improvements in and connected with wrenches, spanners or the like : en
  • DE503713C - Bohrerfuehrungsstueck for a device for the production of scratches through hole to hole drilling when driving a route underground : de en
  • GB319335A - Improvements in rotary tube furnaces : en
  • GR2857B - NEW EXPLOSIVE MATERIAL AND METHOD OF MAKING IT. : el en
  • DE504669C - Security padlock : de en
  • FR687418A - Process for producing projection images : en fr
  • GR2873B - ARTIFICIAL FABRICS AND THEIR METHOD OF MANUFACTURE, MATERIALS AND MAKING SYSTEM OF THEM ARE ARTIFIED. : el en
  • USD81755S - Design pob a textile pabbic : en
  • DE504598C - Process for the mechanical dispersion of compounds which are sparingly soluble or insoluble in water : de en
  • DK42701C - Apparatus for machining pokkenholt and for attaching to a spindle or mandrel of a milling machine or other machine. : da en
  • GB333213A - Improvements in switching mechanisms for use in telephone systems : en
  • DE504711C - Firing and safety device for hunting rifles : de en
  • CA302680A - Indoor golf practice device : en fr
  • US1772030A - Manifolding sales book : en
  • CA302744A - Drop cord : en fr
  • FR687080A - Automotive Windshield Wiper : en fr
  • FR687538A - Process for the preparation, by the dry route, of potassium phosphate, phosphoric acid and molten cement : en fr
  • GB333055A - Improvements in the top rollers of drafting cylinder sets in preparing and spinning machines : en
  • US1772256A - Toy airplane : en
  • US1772268A - Locomotive : en
  • FR687478A - Device and system for weaving velvet fabric with lockstitch, doubled called orient point, with the same design on both sides, as well as tapestry : en fr
  • GB308990A - : en
  • GB333014A - Improvements in u-tube thermometers, adapted to close electric circuits when maximumand minimum temperatures are reached : en
  • GB333511A - Improvements in the manufacture and production of hydrocarbons which are saturated with hydrogen : en
  • FR687363A - Convertible armchair : en fr
  • CA302819A - Saw guard : en fr
  • GB333556A - Method of and apparatus for operating cable telegraph systems : en
  • DK42706C - Weight. : da en
  • DE504922C - Production of a highly active rubber filler : de en
  • FR687006A - Process for the production of metallic flake powders : en fr
  • FR687459A - Method and apparatus for casting metals and ceramic masses by the centrifugation process : en fr
  • GB318889A - Improvements in and relating to internal combustion engines : en
  • GB333000A - Instructional model for dental purposes : en
  • US1772126A - Automobile electromagnetic specialty tool : en
  • DE504886C - Method for protecting wool and the like Like. Against moth damage : de en
  • DE504421C - Analytical balance with damping device above the balance beam : de en
  • DE504845C - Potato harvester with a storage drum divided into open compartments on the circumference : de en
  • FR687113A - Improvements in the construction of vacuum cleaning devices, electrically operated : en fr
  • GB332997A - Improvements in the suspension of electric light fittings from ceilings and the like : en
  • DE504933C - On and off switch for the drive of the peeling knife carrier of peeling machines : de en
  • US1771994A - Noncorrosible bearing : en
  • US1772175A - Headlight for producing multicolored beams : en
  • DE504459C - Procedure for training flight students : de en
  • DE504625C - Device for cleaning tissues : de en
  • GB333046A - New or improved draught excluding means for doors and windows : en
  • USD81744S - Design por an easel prame : en
  • DE504872C - Ironing machine with iron that can be moved back and forth in the longitudinal direction and in the transverse direction of the table : de en
  • FR687331A - Improvements to linotype, rulers and the like deburring machines : en fr
  • US1772168A - Multiplex broadcasting system : en
  • US1772011A - Decarbonizer for internal-combustion engines : en
  • US1772326A - Gate fastener : en
  • GB333233A - Improvements in or relating to butter manufacture : en
  • DE504520C - Device for greasing yarns or the like. : de en
  • DE504498C - Method and device for carrying out chemical reactions : de en
  • US1772094A - Washing machine : en
  • FR687546A - Improvements to taps : en fr
  • CA302827A - Device for emptying glass melting pots : en fr
  • FR687292A - Improvements to umbrellas with sheath : en fr
  • GB312687A - Improvements in the manufacture of artificial silk from viscose : en
  • GB333042A - Improvements in magnetic separators : en
  • GB333145A - Improvements in and relating to fuel regulating devices for oil burners : en
  • DE504640C - Process for the absorption of ammonia and hydrogen sulfide from gases : de en
  • GB333003A - Improvements relating to temperature-sensitive circuit closers for fire alarm systems : en
  • GB333106A - Combination tumbler & bottle opener : en
  • CA302838A - Insulating covering for flexible pipe couplers : en fr
  • DE504864C - Annealing furnace with chain conveyor for annealing pipes : de en
  • US1772293A - Heel : en
  • US1772122A - Process for the high concentration of nitric acid : en
  • US1772178A - Method of making welting : en
  • DE504462C - Closed car body, especially for motor vehicles : de en
  • US1772129A - Telephone-mouthpiece sterilizer : en
  • DE504938C - Bed convertible into a double bed, sofa or the like. : de en
  • FR687298A - Production of cellulose derivatives : en fr
  • FR687535A - Mercury vapor pump : en fr
  • US1772443A - Solenoid-operated valve : en
  • US1772258A - Process for unhairing and preparing hides for tanning : en
  • DE504229C - Carburetor : de en
  • DE504700C - Centering and control device for wood sawing machines or the like. : de en
  • CA302806A - Apparatus for feeding and metering pulverulent or granular materials : en fr
  • US1772301A - Gluing clamp : en
  • DE504654C - Membrane for sound apparatus : de en
  • CA302878A - Partial saponification of materials containing organic esters of cellulose : en fr
  • US1772107A - Tire pop valve : en
  • USD81757S - Design fob a badiocabinet : en
  • US1772089A - Apparatus for dehumidifying air, etc. : en
  • CA302745A - Can lining machine : en fr
  • CA302823A - Flue construction : en fr
  • CA302733A - Sanitary tooth brush holder : en fr
  • FR687249A - Foot-ball and in general all pressurized gas receptacles and valves suitable in particular for these : en fr
  • DE504591C - Arrangement for remote control of several receivers : de en
  • DE504713C - Thread contact arrangement : de en
  • DE503935C - Process for the production of blue to green azo dyes : de en
  • CA302808A - Train dispatching system : en fr
  • AU2307929A - Improvements in electrically energised luminescent tubes : en
  • US1772255A - Fastening means : en
  • US1772373A - Means to keep mechanical driving mechanisms at alpha constant rate of rotation : en
  • DE504935C - Club chair : de en
  • DE504892C - Process for the production of photographs, in particular cinema films, in natural colors, in which two or more differently color-sensitive halogen silver emulsion layers are inseparably one above the other : de en
  • FR687020A - Further training in the construction of electric welding machines : en fr
  • FR687543A - Colorimeter improvements : en fr
  • US1772267A - Scroll chuck : en
  • FR687250A - Elastic wheel : en fr
  • FR687476A - Improvements to methods and apparatus for cutting helical gears : en fr
  • FR687035A - Incandescent lamp for mines : en fr
  • FR687213A - Hot air device for drying hair : en fr
  • DE504560C - Double glazed window : de en
  • DE504826C - Process for the preparation of soluble cholesterol compounds : de en
  • DE504930C - Distributor for powdery, z. B. substances compressible to form a cohesive body : de en
  • GB333056A - Improvements in and relating to the manufacture of wheels for vehicles : en
  • CA302811A - Water-proof cement for securing rubber to metal : en fr
  • US1772163A - Diaphragm for sound-reproducing machines : en
  • CA302684A - Manicuring device and receptacle : en fr
  • GB332999A - Improvements relating to telephone systems : en
  • CA302826A - Apparatus for handling and emptying glass melting pots : en fr
  • AU2409029A - Improvements inthe manufacture of storage battery plates : en
  • US1771985A - Noncorrosive alcoholic solution : en
  • US1772211A - Commutator-controlling device for printing tabulators : en
  • US1772059A - Shoemaking : en
  • US1772235A - Automatic telephone-exchange system : en
  • CA302805A - Chair : en fr
  • AU2320829A - Improvements in compositions for destroying ants or tine like : en
  • CA302755A - Control system for rams : en fr
  • CA302772A - Method of condensation : en fr
  • DE504279C - Glockenspiel can be struck by keys : de en
  • US1772136A - Pump : en
  • FR687547A - Flower spikes : en fr
  • GB332990A - Improvements in shock absorbers : en
  • GB332998A - Improvements in the pyrolysis of unsaturated hydrocarbons : en
  • US1772321A - Safety device : en
  • US1772428A - Pliers, tongs, or the like : en
  • US1772343A - Vacuum system of control for dirigible bodies : en
  • CA302882A - Train pipe connector : en fr
  • FR687090A - Method for temperature control in circulating mixtures : en fr
  • US1772436A - Electrical conductor : en
  • US1772134A - Water-softening system : en
  • FR687276A - Process for the production of nitrogenous products : en fr
  • FR687471A - Improvements in the manufacture of artificial materials : en fr
  • FR687313A - Improvements to water and steam separators : en fr
  • FR687332A - Improvements to electric muffie ovens : en fr
  • US1772288A - Hat construction : en
  • AU2438129A - Improvements in engines or pumps : en
  • US1772239A - Heating system : en
  • CA302841A - Typewriting machine : en fr
  • CA302803A - Production of artificial masses : en fr
  • DE504691C - Electrical discharge vessel : de en
  • DE504931C - Collapsible tent : de en
  • FR687457A - Improvements made to knitting needles and especially to those for lifting fallen stitches : en fr
  • US1772394A - Toy : en
  • US1772299A - Traveling grate : en
  • US1772341A - Automobile heating system : en
  • US1772022A - Railroad crossing : en
  • FR687493A - Protective sheath for flexible fittings : en fr
  • US1772330A - Lunch kit : en
  • DE504183C - Process for the preparation of therapeutically valuable, sterile and durable solutions of p-dialkylaminoarylphosphinous acid salts suitable for injections : de en
  • DE504378C - Disposal device provided with pick-up and discharge conveyor : de en
  • US1772083A - Dental device : en
  • USD81750S - Design for a typewriter table : en
  • US1772166A - Multiplex broadcast system : en
  • DE504645C - Washing machine with vertical drum and discharge disc : de en
  • US1772291A - Electric switch : en
  • US1772389A - Recoil check, etc. : en
  • CA302832A - Process of delustering artificial silk fibres or rayon : en fr
  • DE504484C - Process for the production of hard bodies for tools, in particular drawing dies, from carbides, silicides, borides, aluminum oxide or mixtures of these : de en
  • DE504545C - Discharge tubes with control of the anode current : de en
  • DE504814C - Coal dust burner with additional air supply and with an inner distributor for the fuel-air mixture : de en
  • US1772098A - Surgical splint : en
  • US1772281A - Electrical resistance device : en
  • DE504258C - Pressurized liquid heater : de en
  • DE504572C - Case riveting machine : de en
  • FR687458A - Empty Core Cooling Tower : en fr
  • GB333174A - Process for accelerating the vulcanization of natural and artificial varieties of rubber : en
  • GB319688A - Improved drive for talking machines : en
  • USD81742S - Robert back : en
  • US1772347A - Liquid-aeration apparatus and process : en
  • IE11010L - Peat drying : en
  • CA302837A - Electric heater element : en fr
  • AU2349629A - Aprangement in apparatus for the reproduction of sound : en
  • US1772051A - Pencil : en
  • US1772006A - Marble game : en
  • US1772159A - Rail connection : en
  • DE503765C - Device for adding solid fuels to a gasifier mixture : de en
  • DE504529C - Removable disc wheel : de en
  • GB313448A - Electrical oscillation circuits : en
  • CA302682A - Toy : en fr
  • CA302673A - Shingle joining machine : en fr
  • CA302704A - Device for producing netted fabrics : en fr
  • CA302824A - Flue construction : en fr
  • US1772214A - Sewerage system : en
  • US1772013A - Auxiliary valve tool : en
  • US1772125A - Loud-speaker armature : en
  • US1772231A - Child's bicycle : en
  • AU2256729A - Improvements in mechanism for fluid distribution systems : en
  • AU2520430A - Improvements in sleepers and chairs for railway rails : en
  • US1772303A - Flyer twisting frame : en
  • US1772012A - Shuttle eye : en
  • US1772240A - Supporting stand for garment forms : en
  • US1772392A - Holder for buckets and other containers : en
  • US1772188A - Pressure-indicating device : en
  • AU2074329A - Improved extension steering gear lor wheel tractors : en
  • CA302657A - Direction indicator : en fr
  • US1771989A - Furnace : en
  • AU2172129A - Improvements in winches for tipping bodies orthe like : en
  • US1772170A - Web-dispensing machine : en
  • CA302792A - Sprinkling apparatus : en fr
  • DE504929C - Device for treating hair, consisting of a number of electric heating elements : de en
  • AU2418229A - Improvement in electron discharge apparatus : en
  • CA302681A - Excavating machine : en fr
  • AU2301429A - Improvements in or relating' to induction disc motors : en
  • CA302672A - Method of oxydizing hydrocarbons : en fr
  • DE504924C - Chiller : de en
  • DE504720C - Chain boom brake : de en
  • FR687117A - Improvements to glass-to-metal seals for ampoules and vacuum tubes of all kinds : en fr
  • DE504317C - Method for generating an electromagnetic interference field : de en
  • FR687420A - Trough-shaped channel for transport devices, in particular for spray carriers : en fr
  • DE504676C - Dough dividing machine : de en
  • FR687132A - Device for operating tilting lids by means of a pedal : en fr
  • FR687153A - Apparatus for lubricating railway tracks : en fr
  • FR687487A - Vacuum pump : en fr
  • GB311404A - Improvements relating to the purification of distillation gases : en
  • DE504893C - Drive device with internal gear for a generator arranged on a motor vehicle and driven by the vehicle engine : de en
  • US1772438A - Office accessory : en
  • DE504851C - Parallel adjustment device for the rollers of nip roll mills : de en
  • FR687228A - Cast light metal coil and its manufacturing process : en fr
  • AU2420529A - Holder for adhesive plaster : en
  • CA302798A - Process of ensuring uniform movement of electrolytes through electrolytic cells : en fr
  • CA302855A - Soot blower : en fr
  • AU2444030B - Process of and apparatus for the treatment of zinc : en
  • DE503987C - Method and device for elastic mercerization of piece goods : de en
  • CA302793A - Process of treating ores of titanium containing chromium and of recovering the sulphuric acid : en fr
  • DE504818C - Method of zigzag folding cotton swabs : de en
  • GB313056A - Improvements in electric heating units : en
  • US1772156A - Method of manufacturing screen guards and similar devices : en
  • US1772189A - Method of producing carbonized briquettes : en
  • AU2376429A - Sound recording and reproducing systems : en
  • AU2485730B - Improvements in or relating to valve stems : en
  • DE504468C - Machine for the production of cigar wraps : de en
  • GB333107A - Improvements in or relating to electric apparatus for permanently waving the hair : en
  • US1772105A - Automatic feeding machine : en
  • GB333172A - Improvements in or relating to electric selective remote control systems : en
  • GR2871B - SYSTEM FOR THE MANUFACTURE OF ARTIFICIAL MATERIALS. : el en
  • FR687124A - Constant force motor device, more particularly applicable to mechanical time devices with long running time : en fr
  • FR687346A - Electrode lamps with reactance coils in the leads to the electrodes : en fr
  • FR687248A - Mobile platform for handling packages, especially in ship's holds : en fr
  • GB333206A - Improvements in or in connection with the protection of electric supply circuits or systems : en
  • GB333115A - A device for facilitating the raising of the rear frame bars of the hoods of power driven vehicles : en
  • GR2864B - ΜΥΟΠΑΓΙΣ. : el en
  • CA302736A - Saw sharpening device : en fr
  • GB333034A - Improvements in or relating to methods of and apparatus for coating paper : en
  • GR2859B - MECHANICAL INSTALLATION FOR THE PRODUCTION OF FREE SPACE IN BUILDING. : el en
  • DE504450C - Device for gripping the strings of plucked instruments : de en
  • FR687348A - Apparatus for impregnating hollow bodies : en fr
  • GB311280A - Improvements in or relating to the hydrogenation of the gases derived from the low temperature distillation of solid fuels : en
  • GB333098A - Improved manufacture of ammonium chloride : en
  • GB333127A - Improvements in the separation of gaseous mixtures by liquifaction : en
  • GB333252A - Improvements relating to slicing machines : en
  • US1772431A - Electric tracer control for lathes : en
  • FR687391A - Process for making rivet closing heads : en fr
  • FR687401A - Travel shower : en fr
  • GB333280A - Improvements in and relating to sound reproducing devices : en
  • GB333254A - Improvements relating to coreless electrical induction furnaces : en
  • CA302724A - Cultivator : en fr
  • FR687199A - Advanced air intake for internal combustion engines : en fr
  • GB309998A - Improvements in the reduction of iron ores : en
  • GR2862B - METHOD FOR THE PREPARATION OF WELL-BURNING CARBON. : el en
  • FR687253A - Folding cabinet with tilting mechanism that can be locked in two positions so that it cannot be tilted unduly : en fr
  • IE11046L - Manufacture of rubber articles : en
  • FR687057A - Improvements to apparatus for manufacturing or baking wafers or other : en fr
  • FR687379A - Refractory linings or crucibles for electric induction furnaces : en fr
  • FR687472A - Improvements to grinders : en fr
  • GB333028A - Improvements in scrubbers : en
  • FR687508A - Javelle storage device for mowers or harvesters : en fr
  • GB319730A - Improvements in electric induction motors : en
  • FR687021A - Incandescent electric lamp : en fr
  • FR687140A - Motorcycle chassis : en fr
  • FR687335A - Process for removing malodorous gases produced in the manufacture of sulphate cellulose and soda cellulose : en fr
  • FR687445A - Device allowing the same vehicle to be used for road and water transport : en fr
  • US1772153A - Sand-bag construction : en
  • US1772193A - Means for controlling the value of an electric current : en
  • DE504406C - Electric quick regulator of the rolling contact type : de en
  • FR687426A - Improvements in materials used to form friction linings in brakes, clutches or other devices : en fr
  • DE503897C - Corner protection for letter folders made of a U-shaped curved rail : de en
  • FR687230A - Tubular fabric and machine for its manufacture : en fr
  • GB333086A - Improvements in double acting pumps : en
  • GB311385A - Manufacture of dyestuffs containing metals : en
  • GB333136A - : en
  • GB333184A - Improvements in or relating to the splash lubrication of toothed gearings : en
  • DK42705C - Centrifugal casting machine for long and narrow objects. : da en
  • FR687200A - Manufacturing process of sodium metaborate : en fr
  • FR687201A - Improvements to arch supports : en fr
  • DE499911C - Device for emptying semi-liquid or pulpy masses from closed containers by means of a pump : de en
  • FR687041A - Two-stage phonograph for the continuity of the sound emitted : en fr
  • FR687069A - Device for wrapping and presenting sweets : en fr
  • FR687334A - Adjustable speed DC motor : en fr
  • GB313449A - Broadcasting system : en
  • GB332971A - Apparatus for television and like purposes : en
  • US1772110A - Garage construction : en
  • USD81749S - John s : en
  • GB333108A - Automatic control connection for roller beds with electrically driven rollers : en
  • DE503930C - Contactor control for three-phase motors with two current monitors with different numbers of turns : de en
  • GB333129A - Improvements in travelling trunks : en
  • GB333255A - Fire preventing means for motion picture projecting machines : en
  • GB333132A - Improvements relating to electric locomotives : en
  • CA302771A - Process of producing organic nitro compounds : en fr
  • FR687303A - Device for the use of x-rays : en fr
  • FR687247A - Improvements to machines for the distribution of fertilizers or other materials : en fr
  • DE504873C - Device for the artificial creation of the optical effect produced by a flickering coal fire : de en
  • FR687428A - Hollow stone system for making a stone device : en fr
  • GB311188A - Improvements in or relating to electric controlling and signalling systems : en
  • GB333105A - Improvements in and relating to rotary bottle filling machines : en
  • GB314375A - Improvement in airplanes : en
  • DE504543C - Reinforcement for the reinforced concrete covering of bridges : de en
  • DE504838C - Two-part multi-pin lock : de en
  • FR687265A - Improvements in the treatment of filaments, yarns, threads or other similar textile products : en fr
  • DE504473C - Drive for independent clocks : de en
  • DE504537C - From bottom to top cutting scissors for billets with fixed upper knife and movable lower knife : de en
  • DE504682C - Process for the preparation of a resinous, heat curable phenol-OEl-methylene condensation product : de en
  • FR687001A - A method of making a fat-free, water-soluble extract for cleaning : en fr
  • DE504506C - Guide device for sliding window : de en
  • FR687182A - Sign intended primarily to serve as an indicator for traffic : en fr
  • FR687207A - Masks to protect against gas : en fr
  • FR687500A - Electric steam or gas meter with pressure and temperature correction : en fr
  • US1772402A - Operating device for coke-oven doors : en
  • DE504673C - Construction kit : de en
  • FR687238A - Food product based on casein and vegetable or animal fat : en fr
  • FR687365A - Lighting device for shop windows, shelves and similar applications : en fr
  • FR687475A - Printing characters, rulers, spaces and galleys in ebonite : en fr
  • FR687530A - Detonating cord connector and method of use : en fr
  • FR687359A - Ambient air humidifier tank by using the heat emitted by central heating devices : en fr
  • GB332988A - Speed regulating apparatus for the drying cylinders of paper making machines : en
  • DE504709C - Cover grinding and polishing disc with flat grinding surface : de en
  • FR687266A - Luminescent electric tube with electrodes emitting electrons : en fr
  • DE504619C - Safety device for gas burner : de en
  • GB333151A - Improvements in cigarette tobacco feeding method and machine : en
  • US1772397A - Machine for cutting noodles : en
  • DE504680C - Device for the electric drive of rolling mills : de en
  • US1772282A - Eye mounting for dolls and other toys : en
  • DE504736C - Electrical switch, the contacts of which are blown and moved by compressed gas : de en
  • FR687160A - Gas stove : en fr
  • DE485402C - Sausage filling device with measuring cylinder : de en
  • DE504594C - Multi-phase commutator machine with a winding housed in the stand and powered by induction from the armature : de en
  • DE504636C - Active coal production : de en
  • DE504318C - Reinforcement material for AC cables : de en
  • FR687537A - Safety device for mounting the control teeth of a valve or similar device : en fr
  • US1772172A - Filter : en
  • US1772319A - Oil pump : en
  • FR687511A - Device for suppressing glare from automobile headlights : en fr
  • GB312329A - Apparatus for delivering measured quantities of powdered or granular substances : en
  • GB333267A - Improvements in or relating to sliding clasp fastenings : en
  • DE504443C - medallion : de en
  • DE504956C - Light reflector for cinematographic and other projection apparatus : de en
  • DE504824C - Support and drive device for rotary ring ovens : de en
  • AU2484930B - Improvements in pneumatic tires for motor vehicles and methods of making same : en
  • GB333220A - Electromagnetic Apparatus : en
  • FR687224A - Basic products production process : en fr
  • FR687016A - Perforated leaflet transforming into an album : en fr
  • GB333073A - A coupling or brake disc : en
  • DE503806C - Process for the extraction of metals which form volatile compounds with sulfur, in particular tin, bismuth, molybdenum : de en
  • DE504541C - Brooms with metal bristles : de en
  • FR687533A - Improvements in the manufacture of mixed yarns of artificial silk and other textiles : en fr
  • FR687463A - Improvements to hedgehogs for machines for feeding or carding tobacco and the like : en fr
  • US1772262A - Filtering method and means : en
  • CA302817A - Mechanism for sampling materials : en fr
  • FR687237A - Improvements to shuttle type winding machines : en fr
  • GB333243A - Improvements in the dyeing of regenerated cellulose materials : en
  • DE504549C - Examination procedure by fluoroscopy : de en
  • FR687259A - Device allowing the regeneration of broken fishplates : en fr
  • FR687402A - Filmpack refinements : en fr
  • FR687524A - Process for recording sounds on films and other similar surfaces : en fr
  • IE11258L - Bleaching fibres and fabrics : en
  • FR687134A - Improvements to centrifugal pumps : en fr
  • US1772279A - Temperature-indicating device : en
  • DE504659C - Calculating machine with a single drive carriage equipped with teeth that can be moved across the row of dials : de en
  • US1772226A - Safety attachment for car brakes : en
  • DE504575C - Adjustable injector or ejector : de en
  • DE504453C - Show card with fashion picture : de en
  • DE504955C - Process for the continuous production of pieces of cardboard or fabric covered with insulating covering material : de en
  • FR687212A - Automatic digging and lifting device for agricultural machinery : en fr
  • GB305545A - Improvements in and relating to processes for purifying from naphthalene the distillation gases of coal : en
  • CA302785A - Cylinder head : en fr
  • FR687146A - High speed aircraft landing gear : en fr
  • GB333004A - Improvements in or relating to metallic frame structures for supporting shelving trays or bins and to similar frame-like structures : en
  • US1772241A - Outlet-box connection : en
  • GB318594A - Improvements in knitting machines and the production of fabrics thereon : en
  • DK42709C - Device for regulating the supply to milk preheaters or the like. : da en
  • FR685728A - : fr
  • FR687049A - Improvements in the manufacture of decorative glass : en fr
  • FR687330A - Improvements to dividers for harvesters and similar machines : en fr
  • GB333198A - Improvements in or relating to means for optically projecting on to clouds : en
  • GB309141A - Improvements in or relating to rotary engines, pumps or the like : en
  • GB314446A - Process for the production of colour effects upon artificial materials made from or containing cellulose esters : en
  • FR687088A - Device for adapting the counterweight of a brake to the desired braking force during operation : en fr
  • FR687220A - Improved process for removing or recovering sulfur from fluids : en fr
  • US1772116A - Baseball-game apparatus : en
  • US1772167A - Signaling system : en
  • DE504753C - Device for preventing glare from the headlights of vehicles, in particular motor vehicles : de en
  • DE504912C - Process to work the teeth into the file body with a straight axis and curved working surfaces in the longitudinal direction using a cylindrical or conical cutter : de en
  • DE504962C - Traveling grate for large grate widths : de en
  • FR687149A - Manufacture of sulfuric acid by the contact process : en fr
  • GB332980A - A direction signal for road vehicles and the like : en
  • FR687205A - Improvements to grease taps : en fr
  • FR687343A - Axial inlet turbine blade and method of manufacturing same : en fr
  • FR687407A - Improvements to devices for operating headlights or headlights of motor vehicles or the like : en fr
  • CA302810A - Method and apparatus for manufacturing tubular articles : en fr
  • FR687376A - Construction system for residential or other premises : en fr
  • GB315327A - Improvements in or relating to gas producers : en
  • CA302732A - Finishing and grooving tool : en fr
  • US1772246A - Timing mechanism : en
  • DE490266C - With compressed air operated screw conveyor for flour-shaped bulk goods : de en
  • DE504621C - Washing machine : de en
  • DE504761C - Container for mist generator with heat igniter secured against falling out : de en
  • DE504762C - Excavator bucket for clay u. like : de en
  • GR2874B - REMOVABLE URINARY STUMP. : el en
  • FR687097A - Improvements to packaging machines, more particularly cigarette packaging : en fr
  • FR687225A - Exhaust gas drive unit forming radiator and silencer : en fr
  • FR687539A - Operating safety device and flow accuracy for gasoline dispensers : en fr
  • DE504581C - Glass washer : de en
  • FR687038A - Catalytic oxidation of hydrogen sulfide : en fr
  • FR687128A - Hand crusher for palm nuts and various other nuts : en fr
  • FR687195A - Socket for shutting off liquids or steam under pressure to remove taps without shutting off pressure : en fr
  • FR687490A - Stabilizer device for flying machines contributing to the improvement of aerodynamic efficiency : en fr
  • GB333217A - Cleaning liquid solvents : en
  • FR687162A - Device for the catalytic transformation of heavy and light hydrocarbons : en fr
  • FR687422A - Launching apparatus intended in particular for launching tennis balls or other game balls : en fr
  • FR687385A - Clamp for multiple sillonnette : en fr
  • GB333195A - Pit prop : en
  • USD81759S - Design fob a game apparatus : en
  • GB333008A - Improvements relating to electric circuit breakers : en
  • GB333096A - Improvements in and connected with coin-freed machines : en
  • FR687447A - Elastic gear coupling, especially for magnetodynamic units : en fr
  • FR687367A - Computer systems : en fr
  • DE504372C - Device for producing a protective edge : de en
  • DE504497C - Smoldering furnace with revolving smoldering cylinder : de en
  • GB333276A - Improvements in or relating to multiple ply textile fabrics : en
  • GB333218A - Improvements relating to preparations for exterminating rats, mice and other vermin : en
  • DE504438C - Fluid meter with counter : de en
  • DE504656C - Payment counter : de en
  • FR687092A - Device for contact surfaces of obturator members and guides of movable members : en fr
  • GB333016A - The manufacture of new basic dyestuffs : en
  • FR687489A - Device intended to increase the stability of objects and applied in particular to standing ashtrays for smokers : en fr
  • DE504866C - Cast plastering system : de en
  • DE504868C - Painting method : de en
  • FR687014A - Improvements to motor vehicles including tractor and towed implements : en fr
  • GB333171A - Improvements in or relating to apparatus for physiologically testing aviators or other persons, and for testing accelerometers and like instruments : en
  • US1772147A - Electric switch : en
  • FR687125A - Quick reversing device for the actuators of gas meters with movable partitions : en fr
  • FR687384A - Reinforced rubber iron for draft animals and others : en fr
  • FR687094A - Process for the rapid establishment of connections between the various components of complex electrical apparatus and product obtained by this process : en fr
  • FR687229A - Large metal coil for electric or telephone cables : en fr
  • DE504777C - Methods of removing ammonia and hydrogen sulfide from gases of coal distillation, etc. : de en
  • FR687008A - Tight seal for unit ammunition projectile : en fr
  • GB333063A - Improvements in apparatus for spreading shingle upon roads : en
  • DE504710C - Letter opener : de en
  • CA302696A - Furnace structure : en fr
  • US1772071A - Tractor attachment : en
  • DE504584C - Playing card shuffling machine : de en
  • DE504764C - Timing device driven by a synchronous motor and, in the event of a malfunction, by an auxiliary clockwork : de en
  • DE504860C - Hanging device for loose-leaf binders or the like. : de en
  • FR687254A - lock nut or safety nut : en fr
  • GB309041A - Improvements relating to vehicle brakes : en
  • GB310919A - Improvements relating to a process of preparing magnesium hydrate tablets : en
  • DE504431C - Process for the preparation of dyes of the triarylmethane series : de en
  • DE504567C - Pressure reducer : de en
  • GB333238A - Improvements in machines for winding or winding and also doubling or twisting or otherwise operating upon or using yarns or threads and in slubbing frames, intermediate frames, roving frames, ring spinning machines and ring doubling machines and other analogous machines for preparing, spinning and doubling fibrous materials : en
  • GB332991A - Improved means for controlling the tension of coils or rolls of flexible material : en
  • CA302786A - Sleeve valve engine : en fr
  • GB333504A - Improvements in or relating to the manufacture and treatment of materials made of or containing organic derivatives of cellulose : en
  • AU2281929A - Improvements relating to cooling chambers : en
  • CA302795A - Developing apparatus : en fr
  • FR687241A - Improvements to electronic discharge devices, such as mercury rectifiers : en fr
  • FR687409A - Process for the purification of substances intended for chemical reactions : en fr
  • FR687141A - Photographic proof fixing tape : en fr
  • DE504836C - Thermostat switch : de en
  • FR687161A - Locking of two-leaf roller doors, whether or not they are combined : en fr
  • FR687441A - Piggy bank clock : en fr
  • US1772274A - Garter : en
  • US1772393A - Snap fastener : en
  • DE504542C - Heat exchanger : de en
  • FR687486A - Concrete parts assembly system : en fr
  • GB332966A - Improvements in and relating to means for preventing or minimizing the obscuration of windows and other transparent surfaces by moisture : en
  • GB333026A - Improvements in leaf springs : en
  • US1772111A - Liquid-dispensing device : en
  • US1772377A - Dispensing device : en
  • US1772084A - Arbor : en
  • FR687442A - Automatic temperature control device for liquids being drawn, such as beer : en fr
  • FR687165A - Stabilization and maneuvering system of a rotary wing aircraft known as a gyroplane or helicopter : en fr
  • AU2255729A - Improvements in liquid ejecting appliances chiefly for dosing animals : en
  • FR687324A - Process for preparing sheets from viscous solutions : en fr
  • US1772296A - Fan construction : en
  • FR687396A - Fusion spoon mainly usable in dentistry : en fr
  • FR687425A - Removable lid system with handle that can be adapted to any container such as mustard pots, cream pots, etc. : en fr
  • GB319739A - Braking apparatus for electrically propelled motor vehicles : en
  • US1772302A - Process for the manufacture of nitric acid : en
  • DE504413C - Rapid injection valve with auxiliary valve for metal injection molding built into the main valve body : de en
  • FR687284A - Safety device against gas suffocation : en fr
  • FR687361A - Kneading and kneading machine with automatic and continuous feeding, operation and discharge for the pasta industry and similar works : en fr
  • GB333170A - Improvements relating to electricity meters : en
  • GB333516A - Improvements relating to measuring and like apparatus for use with electric circuits : en
  • FR687054A - Process of applying decorations to enamels : en fr
  • GB333110A - Improvements in penholders and the like : en
  • DE504755C - Headlights for motor vehicles : de en
  • FR687105A - Ventilation sorter with horizontal centrifugal plate and pneumatic lifting : en fr
  • FR687218A - Automatic cutting device for flat glass stretching machines : en fr
  • GB333193A - Improvements in paper trimming devices : en
  • CA302859A - Cone turn table : en fr
  • US1772048A - Pulverizer : en
  • US1772383A - Hog feeder : en
  • US1772356A - Process of forming leveling-rod clamps : en
  • USRE17760E - Mining : en
  • US1772018A - Tapping head for threading machines : en
  • US1772333A - Roller skate : en
  • US1772213A - Folding stepladder : en
  • US1772420A - Towline : en
  • US1772422A - Bank-vault alarm system : en
  • DE504394C - Loading device for stacking shafts in mines : de en
  • DE504807C - Process for concentrating natural mineral waters : de en
  • DK42708C - Railway superstructure. : da en
  • FR687050A - Improvement in mortising bits : en fr
  • GB311697A - Improvements in process of alkylating cellulose : en
  • GB333187A - Improvements in or relating to the production of cinematographic films : en
  • US1772352A - Surgical instrument : en
  • US1772079A - Holder for bags : en
  • CA302842A - Typewriting machine : en fr
  • US1772272A - Lamp chimney : en
  • US1772418A - Conveyer for bottle-washing machines : en
  • GB312050A - Improvements in the production of hydrocarbons of high boiling point range from coal, shale and other bituminous substances : en
  • US1772317A - Carbazole quinones and process of preparing the same : en
  • CA302784A - Recovery of products of the alkaline fusion of cellulosic materials : en fr
  • US1772067A - Vehicle heater : en
  • FR687028A - Method and device for the manufacture of wire cables with low elastic tension of the wires : en fr
  • FR687390A - Improvements to presses : en fr
  • GR2860B - WAY OF MAINTENANCE WOOD. : el en
  • US1772179A - Shoe : en
  • USD81761S - William schnell : en
  • CA302807A - Container of moulded or cast material : en fr
  • CA302683A - Refrigerator car : en fr
  • DE504799C - High pressure stuffing box for rotating shafts, especially for centrifugal pumps : de en
  • DE504928C - Device for casting difficult to melt alloys under pressure : de en
  • GB333036A - Footstep for cop winding machines : en
  • CA302856A - Fire alarm system : en fr
  • CA302836A - Rail joint bar and blank : en fr
  • GB308978A - Electron discharge device : en
  • GB333178A - Improvements in or relating to the carding of cotton and other fibres : en
  • FR687270A - Improvements to cam-operated mechanisms for reciprocating piston engines : en fr
  • GB311281A - Improvements in and relating to electric heaters for heating air in rooms and the like : en
  • GB314973A - Improvements in or relating to vibratory motor systems : en
  • CA302762A - Heat-transfer device : en fr
  • GB310466A - Improvements in multi-ply bags and methods of making same : en
  • US1772034A - Manifolding book : en
  • US1772199A - Valve : en
  • DE504119C - Circuit arrangement for manually operated exchanges for connecting different types of lines : de en
  • CA302678A - Rotary pump : en fr
  • DE481506C - Electric pipe and cigar lighter, especially for motor vehicles : de en
  • DE504812C - Extraction of alkali orthophosphates : de en
  • DK42710C - Device for placing on an apparatus for eradicating thistles. : da en
  • US1772185A - Method and means for making crepe paper : en
  • US1772362A - Stock-feeding collet : en
  • US1772366A - Gasoline filter : en
  • US1772227A - Four-barreled pistol : en
  • DE504829C - Process for the preparation of 2-oxy-3-nitropyridine-5-arsic acid : de en
  • DE504714C - Switch for electrical bell ring devices : de en
  • DE504825C - Manufacture of boric acid : de en
  • GB333149A - Improvements in the production of cut weft pile fabrics and in such fabrics : en
  • GB333555A - Improvements in, and relating to, the filling and corking or stoppering of bottles : en
  • US1772201A - Sole plate for points : en
  • US1772039A - Double-roller pulverizer : en
  • CA302766A - Battery hand lamp : en fr
  • CA302679A - Rail joint : en fr
  • CA302691A - Toy gun : en fr
  • CA302864A - Remote power control apparatus : en fr
  • CA302829A - Fuse plug and socket : en fr
  • DE504686C - Process for the production of lithographic printing forms with the surface of the ink-accepting parts lying deeper than the surface of the water-accepting parts : de en
  • DE504853C - Method for the cinematographic recording of time studies : de en
  • GB333180A - Signalling circuit arrangement comprising a hybrid coil : en
  • DE504718C - Locking mechanism for Koetz winding machines : de en
  • US1772081A - Process and apparatus for treating derivatives of aqueous cellulose compounds for use in photographic and its allied arts and other useful purposes : en
  • FR687453A - Arrangement of gas burners for fireplaces influenced by draft : en fr
  • FR687518A - Box with several compartments for various applications : en fr
  • GB333137A - : en
  • DE504667C - Process for the production of cellulose from wood or the like by means of an aqueous solution of sulfur dioxide under pressure : de en
  • CA302773A - Concentration of nitric acid : en fr
  • DE504512C - Franking machine : de en
  • DE504611C - Cookie cutter for edge marzipan : de en
  • GB333020A - Improved retort and dryer for use in low temperature carbonising : en
  • FR687285A - Folding rocking lounge chair : en fr
  • US1772314A - Caster : en
  • CA302781A - Drill arm clamping means : en fr
  • GB311241A - : en
  • DE504518C - Device for the sound refinement of pieces of clay : de en
  • DE503649C - Totalizer device : de en
  • DE504958C - Coke oven service car : de en
  • GB333088A - Improvements in or relating to portable frames or lights for horticultural and like purposes : en
  • GB309379A - : en
  • AU2087129A - Apparatus for grading and branding eggs : en
  • DE504514C - Two-stroke internal combustion engine : de en
  • DE504917C - Device for loosening and spreading cut tobacco : de en
  • FR687198A - Fuel pump for diesel engine : en fr
  • CA302866A - Insulating material : en fr
  • DE504717C - Electric signal lantern : de en
  • DE504913C - Process for the preparation of a coffee substitute or additive or coloring agent : de en
  • FR687311A - Process for preparing olefins : en fr
  • GB333019A - Improvements in and relating to hat bags or cases and the like : en
  • US1772286A - Metallic partition : en
  • US1772195A - Stripping device for tin-pot feeding : en
  • FR687288A - Rolling device for the production of blanks for twist drills : en fr
  • FR687300A - Improvement of the solidity of shades obtained on animal fiber using chromiferous dyes : en fr
  • GB333101A - Improvements in steam driven vehicles : en
  • FR687398A - Process for the preparation of aliphatic amines : en fr
  • US1772162A - Car : en
  • US1772325A - Telephone-dial-turning stick : en
  • DE503497C - Process for the preparation of condensation products from polyhydric alcohols and their derivatives with ketones : de en
  • DE504821C - Sterile sample tap : de en
  • DK42698C - Car lifting device. : da en
  • US1772245A - Apparatus for transporting finely-divided material : en
  • DE504509C - Glass clip for glasses and clamps : de en
  • FR687523A - Method and device for recording sounds on films or other surfaces : en fr
  • FR687473A - Improvements in the transport of sprayed materials : en fr
  • GB333054A - Improvements in devices for facilitating the serving of beverages in hotels and the like : en
  • GB318550A - Process for the oxidation of benzene hydrocarbons : en
  • FR687314A - Card holder for indexes or visible directories : en fr
  • DE504768C - Chest control for headlights with housing on runners : de en
  • DE503900C - Process for increasing the mechanical strength of insulators made of ceramic mass : de en
  • FR687065A - Hernial belt : en fr
  • DE503972C - Method and device for dosing liquids : de en
  • US1772019A - Sanitary belt and pad : en
  • DE504558C - Luffing crane with a guide pulley for the load rope that can be moved back and forth on the crane frame : de en
  • GB333210A - Method of releasing the pressure of mixtures of solids and liquids existing under high pressure : en
  • CA302750A - Electrolytic cell : en fr
  • US1772118A - Locomotive and method of operation : en
  • FR687257A - Improvements made to agricultural machinery known as wipers : en fr
  • GB332965A - Improvements in, or relating to, internal combustion engines : en
  • DE504458C - Table for holding sheets, boards and strips made of non-magnetic materials, especially for photographic reproduction : de en
  • DE504816C - Process for the production of a tasty vitamin-rich product from yeast : de en
  • FR687318A - Fireproof container for storing films and other flammable objects : en fr
  • FR687450A - Apparatus for dyeing tubular fabrics sewn together to form an endless tube : en fr
  • GB311237A - Improvements in apparatus for sorting perforated statistical code cards : en
  • FR687173A - lock nut : en fr
  • FR687317A - Improvements to centrifugal liquid purifiers : en fr
  • FR687296A - Advanced training in electrical devices and in particular flow regulators : en fr
  • DE504289C - Grinding of the outer surface of a cylindrical hollow body open on one side : de en
  • US1772277A - Weighing scale : en
  • DE504674C - Conveyor system : de en
  • GB319207A - Device for use in connecting the ends of belts : en
  • GB333092A - Improvements in and relating to sound boxes for soundreproducing & sound-recording machines : en
  • FR687175A - Flexible tubes : en fr
  • GB333138A - Concrete mixer : en
  • AU2484930A - Improvements in pneumatic tires for motor vehicles and methods of making same : en
  • FR687015A - Eclipsable scraper for motor cars : en fr
  • GB333043A - Improvements in or relating to educational appliances : en
  • GB333124A - Improvements in shaft governors for power machines : en
  • FR687231A - Clamp clamp for wire mesh, barbed wire and vineyards : en fr
  • US1772076A - Permutation lock : en
  • GB312613A - Improvements in and relating to incandescent electric lamps : en
  • GB333061A - Improvements relating to comminuting mills : en
  • US1772123A - Process for the high concentration of nitric acid : en
  • FR687214A - Starter crank for internal combustion engines : en fr
  • FR687406A - Improvements made to gearshift mechanism control devices : en fr
  • FR687467A - Closure for domed brooches and similar jewelry : en fr
  • GB333135A - Improvements in or relating to children's bath tubs : en
  • AU2371829A - Terminal socket for luminescent tubes : en
  • CA302700A - Rail joint : en fr
  • DE504222C - Coke oven : de en
  • FR687070A - Chocolate candies inside ice cream and process for their manufacture : en fr
  • FR687291A - Process for the indefinite preservation of cadavers and anatomical parts : en fr
  • GB314961A - Improvements in telegraphic switchboard systems : en
  • DE504613C - Process and digester for the digestion of vegetable fibers : de en
  • DE504887C - Sound absorber, consisting of movable helical guide vanes, which are arranged in a dismountable housing : de en
  • DE504698C - Floating bathing facility : de en
  • US1772169A - Lug cleaner for tractor wheels and the like : en
  • AU2135029A - Improvements in or relating to reverse-plating mechanism or knitting machines : en
  • CA302759A - Atomizer : en fr
  • CA302722A - Air shovel : en fr
  • CA302822A - Explosion relief : en fr
  • GB311240A - Reversible double helical gear motors having means for preventing re-compression on the converging side of the rotor : en
  • US1772254A - Alcohol torch : en
  • US1772371A - Clip for drawer pulls : en
  • USD81763S - Design for a doll : en
  • DE504523C - Device for the lateral illumination of relief-like structures : de en
  • DE504742C - Auxiliary feed device for saw frames : de en
  • US1772050A - Shoe-sewing machine : en
  • CA302685A - Pocket lighter : en fr
  • CA302862A - Disinfectant : en fr
  • CA302853A - Drilling tool : en fr
  • AU2450930A - Improvements in or relating to ground anchors and like anchoring devices : en
  • FR687321A - Improvements in mannequins : en fr
  • GB317047A - Improvements in the activation of carbonaceous materials suspended in gases : en
  • AU2520430B - Improvements in sleepers and chairs for railway rails : en
  • FR687046A - Metal clad shingles : en fr
  • GB333052A - Improvements in frames or machines for cutting the pile of pile fabrics : en
  • GB311236A - Process for the manufacture of aralkyl esters of the hydnocarpus-fatty acids : en
  • DE504389C - Lock secured against unauthorized opening for containers with screw-on lid : de en
  • GB333219A - Improvement in speedometer : en
  • US1772323A - Milk mixer : en
  • USD81754S - Elliott b : en
  • CA302660A - Paper making machine : en fr
  • US1772342A - Printed matter : en
  • DE504442C - Control device with oscillating body : de en
  • US1772324A - Kitchen utensil : en
  • FR687268A - Device to purify and perfume the atmosphere of certain outbuildings of apartments, such as lavatories : en fr
  • GB333018A - Improvements in and connected with fire escapes : en
  • DE503933C - Highly sensitive electrical measuring arrangement for alternating current, which is rectified in a breaker and fed to a direct current measuring device : de en
  • US1772385A - Grubbing fork : en
  • DE504325C - Process for the production of ethylsulfuric acid from gases containing ethylene : de en
  • FR687151A - Propeller for air navigation : en fr
  • GB333109A - Improvements in and relating to cylinders or chimneys for oil burning stoves, cookers or lamps : en
  • FR687062A - Improvements to inclined tube boilers : en fr
  • FR687157A - Workbook enhancements : en fr
  • GB333030A - Improved device for entrapping rats, mice and like vermin : en
  • US1772209A - Bubbling-cup attachment for faucets : en
  • FR687011A - Method and device for regulating, without a float, the water level in condensers and preheaters : en fr
  • FR687135A - Internal coated tube : en fr
  • FR687170A - Improvements made to the methods of establishing vaults, recessed arches or double-articulated arches, compensating for the effects of longitudinal contractions or displacement of the supports : en fr
  • GB333507A - Improvements in and relating to the production of dyestuffs and dyestuff intermediates : en
  • CA302768A - Oven : en fr
  • DE504476C - Labeling machine for bottles or the like. : de en
  • DE504426C - Automatic removal device for bucket trolleys from under their lane on a silo one behind the other outlets : de en
  • CA302754A - Flexible coupling : en fr
  • DE503647C - Process for vulcanizing rubber : de en
  • DE504301C - Device for finishing fabric webs : de en
  • GB333264A - Improvements in method and apparatus for denitrating mixtures of nitric acid and sulphuric acid and concentrating nitric acid : en
  • GB333514A - Improvements in or relating to the insertion and fastening of metal parts in ceramic materials such as artificial teeth : en
  • FR687421A - Process for the manufacture of liquid products, from coal or carbonaceous materials as well as for their liquefaction : en fr
  • GB333208A - Improvements in or relating to chains : en
  • DE504332C - Process and device for venting and degassing aqueous solutions for felling artificial silk threads : de en
  • US1772238A - Elastic shoe lace : en
  • FR687034A - Balanced mechanical shutter : en fr
  • GB333207A - Improvements in fusible electric cut-outs : en
  • GB333515A - Improvements in or relating to automatic display devices for use upon vehicles, for example, a signal or advertising device : en
  • DE504883C - Safety pin : de en
  • GB332989A - Improvements in or relating to hair wavers and curlers : en
  • FR687027A - Improvements to collectors obtained by compression : en fr
  • GB333119A - An improved resilient wheel : en
  • FR687424A - Method for determining the polish of surfaces : en fr
  • GR2855B - IMPROVEMENTS IN OR IN RELATION TO THE HEAT PROCESSING OF FLOUR AND WHEAT PRODUCTS. : el en
  • GB333116A - Improvements in light sensitive devices : en
  • FR687468A - Removable thruster for all vehicles on snow and ice : en fr
  • DE504729C - Coloring device for hat stumps : de en
  • FR687108A - Improvements to oil pumps, of the oscillating type without valves, used in engines or pressurized lubrication machines : en fr
  • FR687126A - Composite covering material and its manufacturing method : en fr
  • FR687496A - Process for retting flax and other similar textiles : en fr
  • IE11342L - Ring spinning : en
  • AU2493630A - Improvements in and relating to interchangeable, detachable heel-wearing-pieces for boots, shoes andthe like : en
  • US1772021A - Underfeed furnace : en
  • CA302760A - Smoke producer : en fr
  • DE504435C - Device for heating molding compounds : de en
  • GB333064A - Improvements in and relating to return bends for metal pipes : en
  • FR687388A - Floating or stationary apparatus and method for simultaneously or separately blowing and stretching rods, multifaceted tubes and the like of glass : en fr
  • FR687440A - Improvements to grinding bodies used in ball mills : en fr
  • FR687470A - Sewing mechanism for overlockers : en fr
  • GB333242A - Improved safety glass sheet and method of manufacturing the same : en
  • USD81768S - John a : en
  • GB317393A - Improvement in landing platform for aeroplanes : en
  • DE504557C - Device for keeping the cut surface of sliced bread fresh : de en
  • FR687003A - Advanced press for molding soap and similar plastics : en fr
  • FR687264A - Improvement in automatic liquid dispensers : en fr
  • IE11272L - Slicing machines. : en
  • FR687109A - Mobile car wiper : en fr
  • GB312179A - Improvements in and relating to driving arrangements for electrically propelled vehicles : en
  • DE503881C - Graphic universal bulletin board : de en
  • GR2868B - EXTINGUISHING LARGE FIRE EXCLUSIVELY ON BUILDINGS, OIL OILS, OIL TANKS AND POWDER WAREHOUSES. : el en
  • GB332979A - A frame apparatus for facilitating the handling and dyeing of ribbon and like material : en
  • CA302818A - Disintegrating machine : en fr
  • GB309178A - Method of projecting images particularly for kinematographic projection : en
  • US1772053A - Method of making fuel briquettes : en
  • US1772196A - Aircraft : en
  • FR687196A - Improvements to machines for folding and smoothing soles : en fr
  • GR2877B - FLAME SCREENER FOR WEAPONS AND MACHINES. : el en
  • IE10609L - Pivoted windows : en
  • DE504746C - Safety device for gas pressure gauges on firearms : de en
  • DK42693C - Procedure for Transmitting Intelligence Using Telegraphs. : da en
  • US1772318A - Machine for coating sheets with bronze powder and the like : en
  • US1772023A - Fluid separator : en
  • US1772093A - Seal : en
  • US1772444A - Apparatus and method for forging and roughing out iron and steel bars by electricity : en
  • US1772229A - Elevator system for loading and unloading dirigible airships : en
  • US1772242A - Signaling device for vehicles : en
  • GB332981A - Improvements in or relating to vehicle wheels provided with brakes and fittings therefor : en
  • CA302717A - Pipe coupling : en fr
  • CA302751A - Stranded wire cable : en fr
  • DE504810C - Coking process : de en
  • CA302665A - Manufacture of aldehydes and alcohols : en fr
  • US1772014A - Machine for stripping tobacco leaves : en
  • US1772040A - Screw driver : en
  • CA302687A - Airplane wheel brake operating mechanism : en fr
  • DE504641C - Crane scale for luffing cranes : de en
  • DE504683C - Process for the preparation of ª ‰ - [3,5-Diiodo-4- (3,5-dibromo- or dichloro-4-oxyphenoxy) -phenyl] -ª ‡ -aminopropionic acid : de en
  • DE504639C - Process to increase the evenness of the inductance of Krarupadern : de en
  • US1772148A - Cut-off machine : en
  • CA302843A - Typewriting machine : en fr
  • US1772266A - Flash-light container : en
  • CA302726A - Mass production of tow from flax or hemp straw : en fr
  • US1772120A - Journal for pulverizing rollers : en
  • US1772176A - Stub receiving and extinguishing adjunct for motor vehicles : en
  • US1772370A - Hoisting apparatus : en
  • CA302840A - Typewriting machine : en fr
  • US1772066A - Control device for machine guns : en
  • US1772092A - Pneumatic gob feeder : en
  • US1772031A - Manifolding sales book : en
  • US1772224A - Pliers : en
  • US1772292A - Valve, cock, or the like : en
  • GB332984A - An improved device for attachment to lavatory cisterns for the supply of disinfectant thereto : en
  • GB333298A - Improved process for producing shaped articles from urea or its derivatives and solid polymerised formaldehyde : en
  • AU2448630B - Improved process of hardening alloys of steel or cast iron in a nitrogen yielding atmosphere : en
  • CA302719A - Flexible shafting : en fr
  • CA302727A - Apparatus for indicating the presence of inflammable vapours or gases : en fr
  • FR687131A - New safety device ensuring the opening and closing of a spectacle shell in which a lens has been engaged : en fr
  • FR687434A - Improvements in grain processing : en fr
  • GB333212A - Improvements in the process of manufacture of solid carbon dioxide : en
  • FR687373A - Apparatus for drying filter cakes : en fr
  • DE504434C - Display device for setting the saw on horizontal gates : de en
  • CA302714A - Preservation of flour, grain and by-products : en fr
  • AU2453030A - Improvements in apparatus for cleaning boiler tubes : en
  • DE504482C - Spindle bearings with roller bearings : de en
  • DE504726C - Frame for pillion bags : de en
  • US1772210A - Casing-head packing and oil saver : en
  • US1772400A - Circular-knit rilbed fabric : en
  • US1772336A - Process of separating liquids and solids : en
  • US1772374A - Signaling system : en
  • CA302708A - Jar carrier and top wrench : en fr
  • CA302876A - Separator : en fr
  • US1772233A - Protecting apparatus for drivers of motor or other vehicles : en
  • US1772363A - Rim tool : en
  • AU2458530B - Improved container, more particularly intended for nitrogenisation : en
  • USRE17764E - Vania : en
  • US1772359A - Method of treating aluminum-oxide minerals : en
  • CA302861A - Apparatus for treating solid fuel : en fr
  • DE504861C - Production of ª ‰ -phenylaethyl alcohol : de en
  • US1772103A - Piston for engines : en
  • GR2854B - BEARING INTENDED FOR AUTOMATIC LUBRICATION LUBRICANT. : el en
  • AU2450930B - Improvements in or relating to ground anchors and like anchoring devices : en
  • CA302854A - Soot blower : en fr
  • US1772140A - Exhaust ventilator : en
  • US1772177A - Latch for headlights and the like : en
  • US1772419A - Machine for making lantern pinions : en
  • US1772234A - School form : en
  • US1772142A - Scaffold : en
  • CA302667A - Folding bed : en fr
  • US1771990A - Roof covering : en
  • US1772423A - Conveyer for plastic materials : en
  • US1772405A - Airplane with foldable wings : en
  • DE504921C - Process for the production of books : de en
  • DK42713C - Twisted Net with Square Masks. : da en
  • GB333070A - Improvements in and relating to spring wheels for automobiles and other vehicles : en
  • US1772063A - Expansion bolt : en
  • FR687010A - Improvements to binoculars, glasses and other optical instruments : en fr
  • FR687312A - Clip holder for hanging tools or objects with handles : en fr
  • FR687400A - Improvements to elastic couplings for drive shafts : en fr
  • GB312347A - Improvements in or relating to the manufacture of indigoid vat dyestuffs : en
  • DE504722C - Process for the absorption of acetic acid from the vapors containing acetic acid from charring : de en
  • DE504731C - Process for the recovery of volatile hydrocarbons : de en
  • FR687026A - Thread tension regulator device for bobbins and other textile machines : en fr
  • US1772072A - Process and apparatus for forming sheet glass : en
  • DE504418C - Process for the metallization of thermally unstable materials, especially organic insulating materials : de en
  • DE504469C - Tobacco feed device for stick cigarette machines : de en
  • DE504634C - Compressed air supply to raise the drilling debris when drilling deep holes in the hollow rods : de en
  • DE504950C - Device for the automatic erection of praline cores : de en
  • DK42712C - Device by Compressed Gas Generators. : da en
  • GB333189A - Improvements in brakes for railway and other vehicles : en
  • GB333273A - Improvements in or relating to bombs : en
  • US1772052A - Dogging mechanism for sawmill carriages : en
  • CA302871A - Coin holder for mail boxes : en fr
  • GB333197A - Method of deodorizing hair, feathers, and the like and products thereof : en
  • FR687043A - Improvements to wheels for motor vehicles or others : en fr
  • FR687479A - Improvements to defrosting processes for temperature exchangers for liquefaction or refrigerated gas separation devices : en fr
  • DE504841C - Mouth mirror with an electric lamp : de en
  • CA302752A - Flotation agent : en fr
  • FR687536A - Improvements to power supplies for pneumatic ignition engines : en fr
  • GB333295A - Two-post three-shaft draw-works for well-drilling plant : en
  • FR687272A - Method and device for loading cement bags successively delivered by a bagging machine into a ship : en fr
  • DE501215C - Method for centering charcoal bags : de en
  • DE504610C - Relocatable track end locking against rope-less conveyor wagons in incoming mining operations : de en
  • DE504688C - Automatic adjustment device for rail car brakes : de en
  • FR687216A - Suction cup for vacuum cleaner : en fr
  • CA302720A - Gearing : en fr
  • DE504908C - Condensation vessels and rooms for chemical factories : de en
  • US1772434A - Slack adjuster : en
  • USD81756S - Design fob a mechanical pencil : en
  • FR687072A - Salad spinner refinements : en fr
  • FR687370A - Apparatus for punching statistical cards : en fr
  • DE504579C - Switching device for the lighting of vehicles, especially motor vehicles : de en
  • FR687469A - Device for jamming ballast under railway sleepers : en fr
  • GB333081A - Improvements in collapsible drums (musical) : en
  • DE504811C - Rotary kiln for evaporation of solutions : de en
  • US1772284A - Adjustable support for electric lamps : en
  • USD81752S - Design for a tire : en
  • US1772064A - Expansion bolt : en
  • DE504920C - Adjustment device for the conveyor and tension rollers on knocking tables for air embroidery : de en
  • FR687342A - Improvements in the construction of washing machines and other applications : en fr
  • GB333222A - Improvements in or relating to power transmission mechanism : en
  • US1772131A - Plastic-casein composition : en
  • US1772435A - Slack adjuster : en
  • US1772327A - Voltage and current pegulator for alternating-current circuits : en
  • DE504129C - Method and device for applying decorations or inscriptions on soap bars : de en
  • DE504685C - Heating device for high pressure steam generator : de en
  • AU2436029A - Improvements in process of fractionally condensing petroleum vapors andother vapor compounds : en
  • US1772269A - Process for transforming the barium and strontium sulphates : en
  • US1772351A - Cigar tip and method of making same : en
  • FR687344A - Arrangement for measuring highly variable gas flows : en fr
  • FR687512A - Improvements to quotientmeters and remote command transmitters : en fr
  • GB318621A - Improvements in air actuated spraying devices for liquids : en
  • DE504388C - Stamping machine for the production of garden posts : de en
  • GB333181A - Improvements in or relating to the tread surfaces of footwear to prevent splashing of mud and water thereby : en
  • DK42692C - Submarine Telephone or Telegraph Cable. : da en
  • FR687293A - Armchair-sofa-bed : en fr
  • FR687327A - Improvements relating to electronic discharge devices : en fr
  • GB333569A - Improvements in closing devices for collapsible tubes and the like containers for liquid or plastic substances : en
  • DE504210C - Note lighting device for grand piano : de en
  • FR687171A - Dynamometric log applicable to the measurement of vehicle speeds or currents of various fluids : en fr
  • FR687341A - Improvements to socks and other applications : en fr
  • DE504622C - Washing machine and spin dryer : de en
  • US1772104A - Engine piston : en
  • USD81741S - Chicago : en
  • US1772186A - Duplicating punching device : en
  • DE499374C - Turning device for a motor syringe : de en
  • FR687078A - Improvements to abdominal belts : en fr
  • FR687169A - Mixed butyric esters of cellulose and process for their preparation : en fr
  • US1772437A - Fishing tool : en
  • GB311707A - An improvement in carrying out ester condensations : en
  • GB333179A - Improvements relating to electric switches for motor vehicles primarily for controlling the lamp circuits thereof : en
  • DE504500C - Process for the processing of chromium-containing titanium ores with recovery of the sulfuric acid : de en
  • DE504760C - Movable wall for theater stages and projection purposes : de en
  • US1772108A - Apparatus for the liquid treatment of textile fabrics : en
  • US1772250A - Artificial fish lure : en
  • FR687340A - Multiple indicating device applicable to all types of vehicles : en fr
  • GB311341A - Improvements in and relating to dynamo-electric machine windings : en
  • DE504734C - Contact wire holder for electric railways : de en
  • US1772259A - Carburetor for internal-combustion engines : en
  • US1772060A - Shoe machine : en
  • CA302763A - Shoe heater : en fr
  • DE503918C - Process for the preparation of acetone : de en
  • DE504775C - Electric coffee machine with rotatable, tiltable kettle : de en
  • DE504942C - Pipe cleaners : de en
  • US1772426A - Oil-burning device for furnaces : en
  • CA302796A - Glassware forming machine : en fr
  • DE504400C - Process for the production of items made of spring steel with good resilience and a bright surface : de en
  • DE504624C - Laundry washing machine with air pump : de en
  • CA302664A - Grain distributing spout : en fr
  • CA302669A - Locomotive : en fr
  • FR687127A - Method and device for building brick masonry : en fr
  • GB333049A - Improvements in operating means for electric condensers and other electrical instruments : en
  • GB333090A - Process for the production of carbon disulphide : en
  • FR687112A - Paintings claim : en fr
  • FR687116A - Improvements to electrical devices such as circuit breakers, switches and the like : en fr
  • FR687338A - Improvements to leaf suspension springs with multiple leaf master : en fr
  • DE504564C - Incubator : de en
  • FR687329A - Automatic weigher-bagger, especially for paper bags : en fr
  • FR687502A - Device intended to eliminate chromatic flickering in projection devices, in particular in those with continuous film unwinding, and allowing instantaneous switching from black to color projection and vice versa : en fr
  • US1771997A - Window-sash balance : en
  • DE504708C - Device for the automatic release of the locking device inserted between the drawbar and the drawbar of a trailer provided with an automatic braking device : de en
  • FR687386A - Improvements made to warping creels : en fr
  • DE504454C - Interrupted switching device for any purpose, in particular for the image carrier of advertising projectors : de en
  • DE504550C - Rivet pliers for tooth belt or the like. : de en
  • FR687532A - Removable motor-compressor unit : en fr
  • AU2145729A - Improvements in illuminated number plates : en
  • DE504548C - Process for the desulphurization of heating gases using basic materials and application of high temperatures : de en
  • DE504854C - Braking device for motor vehicles : de en
  • FR687166A - Automatic engine lubricating oil temperature regulator : en fr
  • GB309140A - Improvements in thermionic cathodes : en
  • GB318883A - Improved process for producing shaped articles from urea or its derivatives and solid polymerised formaldehyde : en
  • US1772154A - Visible-record file : en
  • US1772285A - Method and apparatus for disposing of refuse : en
  • US1772257A - Decorated tile and process of making the same : en
  • US1772280A - Combination envelope : en
  • DE504658C - Liquid damper for scales : de en
  • GB332970A - Improvements relating to the fitting or adaptation of speedometer and like drives to motor-cycles and the like : en
  • US1772146A - Hand-propelled speed skiff : en
  • FR687037A - Housing for cable end devices : en fr
  • GB333153A - Improvements in and relating to emulsification : en
  • GB333150A - Improvements in or relating to wireless transmitting and receiving apparatus : en
  • FR687417A - Improvements to weighing machines operating by inserting a coin, and other machines operating in a similar manner : en fr
  • DE504494C - Process for extracting coal in open-cast mines : de en
  • GB333240A - Improved manufacture of vitreous material : en
  • CA302764A - Flexible connection : en fr
  • DE504702C - Crank drive with overcoming the dead point : de en
  • FR687290A - Improvements in the manufacture of electrical resistances : en fr
  • DE504701C - Pressure unit on measuring and dispensing devices, especially for flammable liquids : de en
  • GB311283A - : en
  • US1772289A - Locomotive power reverse gear : en
  • US1772331A - Method of and apparatus for treating hydrocarbons : en
  • DE504787C - Duese for relaxing and cooling down hot gases : de en
  • FR687362A - Variable Speed Control Enhancements for Cigarette Making Machines and Similar Machines : en fr
  • CA302857A - Key ring and identification tag : en fr
  • DE504511C - Zero setting device for counters, especially on material measuring machines : de en
  • GB333053A - Improvements in and relating to bearings for colliery hutches and the like : en
  • GB333066A - Apparatus for carrying out and marking the results of examinations : en
  • US1772221A - Lip-stick or like container : en
  • DE504162C - Drive for squeegee rollers for machines for washing and dehumidifying textiles : de en
  • DE504952C - Conveyor press : de en
  • FR687019A - movable screen, against the glare of automobile headlights and the sun, attaching to the windshield of cars : en fr
  • FR687355A - Stylographic ink bulb : en fr
  • GB311282A - Improvements in and relating to electric discharge devices : en
  • CA302778A - Direct drive drilling and tapping machine : en fr
  • DE502959C - Dry dressing against oat burn : de en
  • DE504665C - Valve : de en
  • GB333041A - Improvements in and relating to weighing apparatus : en
  • AU2416529A - Improved connecting-clamp for wires and cables : en
  • FR687227A - Apparatus for the production of paint nets : en fr
  • AU2485830A - Improvements in or relating to valve stems : en
  • DE504496C - Device for cleaning the sealing surfaces of coke oven doors : de en
  • GB310944A - : en
  • FR687349A - Improvements to objects or furnishings and weighing apparatus combined : en fr
  • FR687432A - Drain system for silk mills or other textile industries : en fr
  • US1772171A - Electrical cooking device : en
  • GB333131A - Condenser for film-projectors : en
  • GB333204A - Improvements in or relating to conveyors : en
  • GB333068A - Improvement in door checks : en
  • US1772376A - Automobile signaling apparatus : en
  • DE504386C - Container for pulling ignition : de en
  • DE504945C - Self-feeder for wide threshing machines : de en
  • FR687528A - Improvements to presses : en fr
  • GB333144A - Improvements relating to the associated working of kinematographs and gramophones : en
  • US1772100A - Ironing table : en
  • GB333122A - Sanitary trays for domestic animals for indoor use : en
  • DE504696C - Stick-shaped nail care device : de en
  • FR687106A - Double piece pile loom rack : en fr
  • GB333038A - Improvements in and relating to bale tie fasteners : en
  • CA302775A - Head-carried gear-train for spindle feeds : en fr
  • GB333506A - Improvements in and relating to dyeing and the like : en
  • FR687280A - Improvements in the manufacture of fabric edges : en fr
  • GB333214A - Improvements in shock absorbers : en
  • US1772230A - Knit fabric and method of making the same : en
  • US1772315A - Motion-control means for the spindles of textile spinning machines : en
  • DE504650C - Method for storing objects during heat treatment in glow ovens or the like. : de en
  • DE504618C - Electric power machine with an axis that can be adjusted at an angle of about 45 ° to the : de en
  • GB333029A - Improvements relating to vehicle or other sliding windows : en
  • BE372479A - : en
  • FR687168A - Device for feeding fabrics on multi-color printing machines : en fr
  • FR687357A - Process for the separation of gas mixtures : en fr
  • GB333071A - Improvements in drink dispensing apparatus : en
  • FR687055A - Coat in waterproof paper (for example: oiled paper) alone, or waterproof paper glued on light fabric : en fr
  • FR687152A - Hole punch drawer : en fr
  • FR687333A - Chisel intended to be driven into wood to inject a preservative liquid : en fr
  • GB333182A - Improvements in or relating to telephone systems : en
  • GB333241A - Improvements in and apparatus for the heating of liquids capable of being decomposed : en
  • USD81771S - Torletf yottnge : en
  • AU2302329A - Improvements in or relating tothe manufacture of filtering materials : en
  • CA302780A - Head translating mechanism for radial drill heads : en fr
  • CA302788A - Sleeve valve driving mechanism : en fr
  • FR687086A - New paints and their use to produce colored surfaces on materials of various kinds : en fr
  • GB318141A - Improvements in and relating to mattresses : en
  • GB332972A - Oil-break switch : en
  • DE504766C - Device for switching a switch back on several times : de en
  • DE504915C - Holding device for calender : de en
  • GB333275A - Improvements in or relating to multiple ply textile fabrics : en
  • GB333168A - Improvements in means for actuating direction indicators for road vehicles, motor and other boats and other vehicles : en
  • IE11613L - Electro-metallurgy : en
  • FR687462A - Ceiling reflector combined with an electric lamp holder : en fr
  • DE504941C - Electricity self-seller, in which the clutch existing between the switch handle and the switch mechanism is canceled towards the end of the switch-on movement : de en
  • DE504651C - Tank car with several containers : de en
  • AU2412329A - Improvements in wool cleaning and scouring apparatus : en
  • US1771996A - Pea-grading machine : en
  • FR687325A - Improvements in vacuum tubes : en fr
  • AU2171029A - Improvements in or relating to race starting barriers : en
  • CA302799A - Recovery of valuable products from carbonaceous materials : en fr
  • GB333163A - Improvements in or relating to statistical recording machines : en
  • DE504539C - Cooling device for aircraft engines : de en
  • FR687375A - Antiptosic belt : en fr
  • GB333017A - Improved apparatus for burning pulverised fuel : en
  • US1772028A - Viscosimeter : en
  • US1772044A - Automobile lock : en
  • FR687281A - Method for determining the positions of a body at rest or in motion, and apparatus for carrying it out : en fr
  • US1772248A - Rolling mill : en
  • US1772264A - Mower : en
  • DE504757C - Security device against theft of motor vehicles : de en
  • DE504763C - Stamping machine for the production of roof tiles : de en
  • FR687017A - Improvements to automatic or semi-automatic telephone systems : en fr
  • FR687405A - Improvements to devices allowing the landing or landing of airplanes or other vehicles : en fr
  • DE504796C - Collapsible hat stand : de en
  • US1771999A - Carbonization process and apparatus therefor : en
  • US1772008A - Bearing key : en
  • DE504801C - Attachment of a sealing strip, especially for doors of motor vehicles : de en
  • FR687382A - Device for the automatic removal and deposit of wagons for cable tracks : en fr
  • CA302820A - Pipe joint : en fr
  • CA302863A - Transparent paper : en fr
  • DE504817C - Exhaust steam injector for locomotives : de en
  • DE504926C - Thread tensioning device for edge stitch formation on flat weft knitting machines : de en
  • FR687243A - Improvements to gourds and similar containers : en fr
  • US1772217A - Apparatus for testing batteries : en
  • USD81751S - A copartnership composed of h : en
  • US1772346A - Antifriction bearing : en
  • CA302686A - Metal weather stripping : en fr
  • CA302831A - Electric fuse socket : en fr
  • US1772182A - Clutch-actuating mechanism : en
  • US1772361A - Motor controller : en
  • CA302710A - Liquid pressure operated compressor for gaseous fluids : en fr
  • CA302749A - Floating station for aircrafts : en fr
  • DE504414C - Sheet glass drawing machine : de en
  • FR687071A - Device suppressing the glare of headlights and projectors at will by articulated shutters : en fr
  • FR687081A - Improvements to compressors, boosters, motors, pumps and similar rotary type devices : en fr
  • GB333025A - Improvements in or relating to vehicle springs : en
  • US1772016A - Steel-wool filament : en
  • US1772439A - Bracket for trouble lamps : en
  • FR687219A - Improvements to couplings with automatic disengagement : en fr
  • DE504168C - Heat exchange device, preferably for refrigeration systems : de en
  • DE504464C - Headlights for automobiles and motorcycles : de en
  • DE504535C - Process for the production of alkali cyanides : de en
  • DE504546C - Dust-burning flat burner : de en
  • GB333158A - Improvements in or relating to the manufacture of biscuits : en
  • US1772261A - Electric attachment plug : en
  • US1772425A - Fire extinguisher : en
  • CA302839A - Typewriting machine : en fr
  • DE504707C - Rolling bearings for rolls of paper machines : de en
  • FR687466A - Carbide gas injector device for combustion engine intake manifolds : en fr
  • US1772360A - Method of treating aluminum oxide : en
  • DE504456C - Front slide on folding cameras : de en
  • DE504647C - Device for driving steam turbines coupled with alternators during the break in operation with their generator running as a motor : de en
  • DE487971C - Switching device for multiple tariff counter or the like. : de en
  • DE504586C - Sheet metal wedge for securing goods on railway vehicles : de en
  • FR687101A - Process for preparing thymol or its isomers or homologues : en fr
  • AU2141929A - Improvements in or relating to joint fittings : en
  • US1772069A - Detachable shoe heel : en
  • US1772345A - Grinding machine : en
  • US1772384A - Safety heating device : en
  • USRE17762E - Plastic composition : en
  • DE504481C - Steam boiler system for combustion dust : de en
  • DE504616C - Automatic control for the press pump of hydraulic presses : de en
  • GB310897A - Process for the production of printing plates in imitation of the fibre in wood : en
  • CA302797A - Conversion of carbonaceous solids into valuable liquid products : en fr
  • DE504865C - Device for the automatic prevention of the overrun of stop signals : de en
  • US1772112A - Perpetual calendar : en
  • DK42711C - Power transmission, intended for Connection to Motor Vehicles and their Power Machine. : da en
  • CA302813A - Locomotive : en fr
  • DE504451C - Machine with rotating roller brush for coating workpieces, especially pastries : de en
  • AU2444030A - Process of and apparatus for the treatment of zinc : en
  • US1772192A - Rim wrench for wheels : en
  • CA302695A - Shingle composition and roof : en fr
  • CA302874A - Tractor : en fr
  • DE504429C - Amplifier circuit, especially for broadcast switching systems : de en
  • FR687060A - Return of cars for cable cars intended for passenger transport : en fr
  • FR687328A - Clip in Hair Winder for Inverters : en fr
  • GB310942A - Improvements in fire extinguishers of the foaming type : en
  • GB333265A - Improvements in or relating to the construction of spring surfaces for upholstery and the like : en
  • CA302741A - Means of transmitting rotary motion at reduced or increased speeds : en fr
  • AU2144429A - Improvements in radiophone loudspeakers : en
  • DE504277C - Cutting and insertion device for rivet or bolt presses etc. like : de en
  • CA302721A - Packer device for seed drills : en fr
  • US1772307A - High-pressure water-tube boiler with divided header : en
  • DE504574C - Device for the additive reproduction of multicolored cinema images : de en
  • FR687123A - Improvements to telephone switchboards : en fr
  • US1772145A - Cream cooler : en
  • USD81762S - Design fob a badiocabinet ob stmilab abticle : en
  • CA302738A - Cell for the electrolysis of water : en fr
  • DE504577C - Adjustment device for a slidable belt of belt drives guided over two conical pulleys, especially for motor vehicles : de en
  • DE504918C - Pull-through buckle for straps, especially of glove and shoe closures : de en
  • GB312345A - Improvements in catalytic dehydrogenation : en
  • DE504552C - Sleeve for artificial limbs : de en
  • GB333279A - Improvements in or relating to multiple ply textile fabrics : en
  • CA302875A - Insulating joint : en fr
  • DE504530C - Centering device, especially for bicycle wheels : de en
  • GR2872B - METHOD FOR THE PREPARATION OF NEW CELLULAR (JELLOW). : el en
  • CA302776A - Power traverse for radial drill heads : en fr
  • CA302697A - Method of stabilizing and securing rotor-air-vessels having several rotors : en fr
  • DE504405C - Electric starter and lighting batteries for mine locomotives driven by internal combustion engines and. like : de en
  • DE504424C - Process for cleaning bottles, cans and the like Like. On brushless cleaning machines : de en
  • CA302699A - Lining for sieves : en fr
  • CA302790A - Sleeve valve engine : en fr
  • US1772304A - Trunk : en
  • US1772158A - Combined transmission gear and gear box : en
  • DE504767C - pencil sharpener : de en
  • DE504835C - Device for switching off short circuits in line networks : de en
  • DE504925C - Device for removing sample cores from street bodies, building parts and the like. like : de en
  • FR687371A - Computer systems : en fr
  • FR687397A - Underwater sawing machine : en fr
  • GB318511A - Improved manufacture of photographic paper and films : en
  • CA302674A - Spring for vehicles or machines : en fr
  • US1772243A - Mechanical movement : en
  • US1772101A - Walter r : en
  • CA302873A - Air-washer for agricultural tractors : en fr
  • FR687464A - Process for manufacturing a phospho-nitrogenous-potassium fertilizer : en fr
  • CA302729A - Fuel draught carbureter : en fr
  • FR687351A - Cigarette holder for scenting cigarettes and scented cigarettes : en fr
  • AU2445530A - Improvements in valves : en
  • AU2453030B - Improvements in apparatus for cleaning boiler tubes : en
  • DE504140C - Process for the production of a beverage from milk and cocoa : de en
  • DE504587C - Duct stage dryer : de en
  • CA302860A - Process of obtaining acetic acid in an anhydrous state : en fr
  • CA302848A - Container : en fr
  • US1771987A - Adjustable seat structure for automobiles : en
  • CA302782A - Hydraulic column clamp : en fr
  • DE504738C - Arrangement for voltage regulation in AC systems with six or more phases, especially for metal vapor rectifier systems : de en
  • US1771998A - Refrigerator display case : en
  • DE504525C - Airship with a longitudinally adjustable gondola : de en
  • IS88A7 - Machines for processing, in particular for defrosting fish : en is
  • US1772445A - Dial-reading axial adjustment for shaper feed : en
  • DE504436C - Process for the preparation of polymerisation products of butadiene hydrocarbons which are soluble in organic solvents : de en
  • FR687120A - Pressure and vacuum generator for candied fruit machines : en fr
  • US1772155A - Attachment for ironing boards : en
  • CA302716A - Auger bit : en fr
  • US1772128A - Interfolding machine : en
  • DE504522C - Device for attaching gauge holes by rotating tools on paper webs to be printed : de en
  • US1772200A - Nut lock : en
  • CA302769A - Acceleration of gelatinization of cellulose nitrates : en fr
  • DE504561C - Attachment piece for the carrying lever etc. of bridge scales : de en
  • CA302761A - Radiator : en fr
  • DE504178C - Process for the preparation of Kuepen dyes : de en
  • AU2317629A - An improved sliding balance door : en
  • DE504433C - Ash sifters for households : de en
  • FR687505A - Device for opening and closing pressurized fluid pipes or reservoirs : en fr
  • DK42697C - Circuit arrangement for a telephone system. : da en
  • FR687030A - Device for automatic gear change or for indicator of the relative speeds of two shafts : en fr
  • US1772047A - Apparatus for handling materials : en
  • US1772202A - Process for the extraction of krypton and xenon from oxygen : en
  • AU2246329A - Improvements in or relating to multifrequency generators or transmitters : en
  • DE504927C - Fuel filling device for a gas generator : de en
  • US1772055A - Gel and method of preparing same : en
  • CA302702A - Hardness testing method and hardening of metals : en fr
  • US1772344A - Automatic gluing machine : en
  • FR687203A - Advanced device for supplying heavy liquid fuels to internal combustion engines : en fr
  • GB333062A - Improvements in windows for automobile hoods : en
  • US1772380A - Automobile spring cover : en
  • AU2391729A - Improved method of and apparatus for purifying noble gases and charging luminescent tubes therewith : en
  • AU2167229A - Process fop the simultaneous production of precipitated dicalcium phosphate and nitrates : en
  • FR687235A - Tamper-Evident Closure Mode for Valve Bags : en fr
  • GB333111A - Method and apparatus for the production of screw-like twisted tubes : en
  • DE504601C - Beating, stirring and whisking machine : de en
  • AU2349829A - Resonating device in instruments forthe production or reproduction of sound : en
  • DE504589C - Weatherproof DF antenna : de en
  • DE504716C - Lighting device for lighthouses : de en
  • CA302703A - Means of attaching covers to filled cans : en fr
  • FR687143A - Improvements to processes and devices for the production of hydrogen peroxide by distillation : en fr
  • GB333009A - Improvements in or relating to axle box arrangements for railway and like vehicles : en
  • FR687215A - Magnetically stabilized electric welding and cutting process : en fr
  • FR687443A - Method and apparatus for the preparation of a stimulant food product and condiment : en fr
  • FR687005A - Hydraulic gun brake : en fr
  • GB333230A - Improvements in carburetters : en
  • GB333152A - Improvements in and relating to emulsification : en
  • CA302877A - Pulley-block : en fr
  • US1772073A - Emulsifying apparatus : en
  • DE504499C - Process for the representation of liquid bodies in a highly enriched solid form : de en
  • GB333089A - Improvements in or relating to optical projection apparatus : en
  • GB333013A - Improvements in or relating to auxiliary air supplies for internal combustion engines : en
  • GB333183A - Construction of retaining walls made of blocks and in certain cases of concrete, reinforced concrete or masonry : en
  • CA302705A - Process and apparatus for treating ores, coals, etc. : en fr
  • CA302690A - Steering gear : en fr
  • GB333251A - Improvements in buffers for railway and like vehicles : en
  • FR687099A - Method of establishing insert flange box elements : en fr
  • FR687191A - Rotary coloring machine : en fr
  • FR687222A - Improvements in methods and apparatus for transmitting indications from a sensitive indicating device to a contactor : en fr
  • GB333032A - Improvements in or connected with folding chairs : en
  • DE503919C - Process for stabilizing monomeric vinyl esters of organic acids : de en
  • USD81738S - Alvah c : en
  • DE504427C - Lining for a shaft : de en
  • DE504531C - Safety razor : de en
  • FR687304A - Multi-tool trolley, special for pipe threading : en fr
  • GB312159A - Improvements in or relating to the manufacture of glassware : en
  • FR687289A - Improvements to motors or pumps : en fr
  • GB309148A - Improvements relating to dyeing or colouring varnishes, waxes, fats, oils and higherfatty acids : en
  • AU2485730A - Improvements in or relating to valve stems : en
  • FR687044A - Game marker : en fr
  • FR687358A - Support wheel for two-wheeled vehicle such as motorcycle : en fr
  • FR687360A - Process for preparing skeins of yarn for shipment : en fr
  • US1772273A - Method of making wheels : en
  • US1772152A - Impulse tachometer : en
  • FR687187A - Water soluble fertilizer : en fr
  • GB333211A - Improvements appertaining to let-off mechanism for looms : en
  • US1772441A - Thermostatic control mechanism : en
  • USD81760S - op detroit : en
  • DE504719C - Belt folding box : de en
  • DE504867C - Fountain pen : de en
  • DE504740C - Changeable capacitor with solid dielectric : de en
  • GB333033A - Improvements relating to the connection of upholstery springs : en
  • US1772058A - Artificial minnow : en
  • DK42700C - Machine for straightening a frame strip sewn on a piece of leather and for applying an adhesive. : da en
  • AU2142429A - Improvements in and connected with swingle trees : en
  • CA302814A - Mower device for tractors : en fr
  • DE504780C - Shed gate : de en
  • DE504874C - Thread rolling machine : de en
  • CA302666A - Process and apparatus for utilizing coal : en fr
  • DE503047C - Process for the production of satin white, lime-alumina paints and other coating colors containing calcium aluminates in a mill : de en
  • GB311279A - : en
  • US1772440A - Windrow harvester : en
  • FR687423A - Heating device for vehicles powered by combustion engines : en fr
  • GB333216A - Improvements relating to preparations for exterminating rats, mice, and like vermin : en
  • FR687036A - Leaded cable : en fr
  • FR687095A - How to make quick connections for complex electrical devices : en fr
  • FR687381A - Improvements to metal cables and others : en fr
  • FR687326A - Improvements to amplification devices : en fr
  • GB333227A - Improvements in or relating to the heating of materials in moving containers particularly applicable for destructive distillation : en
  • FR687548A - Device for cooling internal combustion engines : en fr
  • GB332976A - Improvements in or relating to electric rectifying installations : en
  • DE498668C - Machine for winding carbon electrodes : de en
  • DE504855C - Tin paint box : de en
  • FR687100A - Method and apparatus for manufacturing pleated tubes : en fr
  • US1772328A - Bolster with lateral-motion mountings : en
  • FR687323A - Improvements to valve actuation mechanisms : en fr
  • FR687519A - Improvements to automatic electrical stops for guimpèrie spinning wheels : en fr
  • GB333011A - Improvements in thermionic cathodes of vacuum electric tube devices : en
  • DE504672C - Machine for processing waste : de en
  • DE504692C - Milanese warp knitting machine : de en
  • US1772375A - Automobile signaling apparatus : en
  • US1772308A - Combination guitar case and stand : en
  • US1772349A - Method of treating milk : en
  • US1772369A - Well-bailing pump : en
  • US1772075A - Vehicle propelled turntable : en
  • AU2136829A - Improvements in or relating to apparatus forthe distillation of solid carbonaceous materials and retorts therefor : en
  • US1772415A - Device for testing relative frictional characteristics of materials : en
  • DE504448C - Cooling device for pistons of stationary internal combustion engines : de en
  • DE504694C - Method and device for removing molten glass through the opening in the bottom of a container : de en
  • DE504725C - Process for the production of sheet-shaped multiple metal bodies : de en
  • DE504880C - Link mat : de en
  • AU2406829A - An improved device for altering the temperature error in induction electricity meters : en
  • AU2458530A - Improved container, more particularly intended for nitrogenisation : en
  • DE504483C - Fluid-controlled fuel valve for airless fuel injection : de en
  • GB314900A - Automatic steering device for swivelling bogies : en
  • US1772003A - Cage : en
  • US1772032A - Manifolding sales book : en
  • US1772054A - Apparatus for charging and discharging carbonizing ovens for fuel briquettes : en
  • USD81753S - A corpora : en
  • FR687103A - Suspension of an additional carrying axle in motor vehicles, trucks, trailers or others : en fr
  • AU2434129A - Improvements in devices for testing brakes on cars and other road vehicles : en
  • DE504833C - Switching device for telephone extensions with query possibility on trunk lines : de en
  • GB316138A - Improvements in and relating to means for withdrawing air from condensers : en
  • DE503388C - Arrangement for suppressing the low-frequency self-excitation of single or multi-phase alternating current series-wound machines by means of high iron saturation of the intermediate transformer : de en
  • DE504489C - Device for indicating the end of the service life of oxygen-releasing breathing cartridges : de en
  • FR687246A - Correction device for an apparatus enabling the search for aircraft by sound and their tracking by means of a projector : en fr
  • FR687269A - Dust extractor : en fr
  • GB333228A - Improvements in or relating to closures for jars, bottles, cannisters, tins and like containers : en
  • DE504840C - Hot water tank with electric heating device : de en
  • GB311284A - Improvements in or relating to spectacles and eye-glasses : en
  • FR687018A - Improvements made to spark plugs in explosion engines : en fr
  • DE504416C - In particular for use as a coke fire truck with motor-driven wheel axles : de en
  • DE504940C - Device for determining the water content in food, coal, etc. : de en
  • DE504407C - Electroscopic goods checker : de en
  • DE504446C - Agent against game browsing : de en
  • DE504723C - Yarn guide switching device for circular knitting machines with rotating needle cylinder and ring device : de en
  • DE504737C - Arrangement for zero point regulation of the voltage in 2 n-phase rectifier systems with the aid of only n-phase additional transformers : de en
  • FR687114A - Turbine blade inserted from the side into the crown : en fr
  • GB314393A - Process for the recovery of hydrocarbons and oils or greases from waste mixtures : en
  • DE504842C - Lectern : de en
  • GB333209A - Electromagnets : en
  • DE504457C - Process for photographic hypersensitization : de en
  • DE504556C - Dispenser for caster sugar : de en
  • US1772117A - Wringer : en
  • US1772135A - Slicing machine : en
  • DE504508C - Process for the electrolytic refining of alloys of magnesium or alkaline earth metals : de en
  • FR687263A - Compensated elastic suspension for cycles and various vehicles : en fr
  • GB333012A - Improvements in or relating to electric power plants for running-in fluid pressure engines : en
  • US1772203A - Chuck : en
  • USD81765S - Design for a bedstead end frame : en
  • FR687283A - Improvements in shipbuilding : en fr
  • FR687520A - Clutch method and its application to gear changes with control wheels still in gear : en fr
  • US1772390A - Snap hook : en
  • DE504852C - Rust-like, from sector-shaped rods existing annular screen wall for pipe, drum mills and like : de en
  • GB312637A - Improvements in and relating to hydraulic clutches : en
  • GB333205A - Improvements in or relating to gramophone casings : en
  • GB333248A - Improvements in building motions for ring spinning frames : en
  • GR2861B - IMPROVEMENTS IN ELECTRICAL OSCILLATIONS. : el en
  • US1772141A - Oil pump : en
  • US1772222A - Method of drying lumber : en
  • US1772316A - Band tractor : en
  • US1772191A - Machine for making flexible shafting : en
  • US1772263A - Gasket : en
  • US1772348A - Lateral stabilization for torpedoes : en
  • CA302845A - Typewriting machine : en fr
  • DE504419C - Electric melting furnace for aluminum, zinc, tin, etc. like : de en
  • FR687345A - Installation of teleprinters : en fr
  • GB314977A - Improvements in and relating to the manufacture of phosphoric acid and products containing phosphoric acid : en
  • US1772139A - Twisting machine : en
  • CA302737A - Electrolytic cell : en fr
  • FR687051A - Method and device for preventing twisting of multi-conductor insulated electric cables : en fr
  • AU2139229A - Improvements in transmission volume control systems : en
  • AU2287529A - Mixing gases and liquids : en
  • CA302670A - Anchor for cattle stanchions : en fr
  • CA302748A - Universal torch machine : en fr
  • FR687256A - Improvements to cable end boxes : en fr
  • GB332967A - Improvements in and relating to devices for withdrawing liquids from metallic drums, tins and the like : en
  • FR687240A - Improvements in photoelectric devices : en fr
  • CA302791A - Sleeve valve engine : en fr
  • DE504077C - Sheathing of an exposed, welded rail line with poorly conductive materials : de en
  • FR687082A - Improvements to devices for dispensing or measuring predetermined quantities of liquids, powdery substances and others : en fr
  • FR687154A - Vacuum cleaning device : en fr
  • GB333231A - Spring device for files and the like : en
  • US1772062A - Pipe hanger : en