• US1720348A - Oil-cup structure : en
  • US1720092A - Electric heater : en
  • US1720514A - Pumping power unit for oil wells : en
  • USRE17365E - And nicholas e : en
  • AT113725B - Arrangement for electric locomotive operation. : de en
  • AU1625728A - Hair gripping fasteners and method and machine for producing them : en
  • AU1658928A - Improvements in apparatus for enlarging the bores of rock drills andthe like : en
  • AT113774B - Device for batch dispensing of molten glass. : de en
  • CA291128A - Electrical plug : en fr
  • CA291189A - Upper assembling machine : en fr
  • AT113777B - Musical instrument whose strings can be kept constantly vibrating by means of stop magnets. : de en
  • AT113791B - X-ray system for recordings of short duration. : de en
  • CA291133A - Self-lubricating bearing : en fr
  • CA291072A - Tie press : en fr
  • US1720217A - Self-starting synchronous motor : en
  • DE479301C - Vaginal openers, especially for treating animals : de en
  • US1720223A - Liquid composition for and method of treating leather : en
  • US1719835A - Lighting fixture : en
  • US1720264A - Flotation machine for graphite and other minerals : en
  • US1720410A - Automatically-threading loom shuttle : en
  • FR660542A - Advanced sanitary vessel : en fr
  • FR660591A - Improvements to joints for pipes : en fr
  • CA291268A - Power line signalling : en fr
  • US1720396A - Automobile extractor : en
  • US1719952A - Electric governor : en
  • US1720336A - Closed-body vehicle construction : en
  • US1720566A - Circuit-controlling device : en
  • USD78951S - Design for a badge or similar article : en
  • GB315160A - Method of and apparatus for feeding glass : en
  • US1720274A - Covered box : en
  • US1720638A - Bolt-operating mechanism for locks and latches : en
  • DE479315C - Drive for the support of automatic swivel arms : de en
  • AT113788B - Shutter for photographic apparatus. : de en
  • US1719950A - Fijfgebpbint apparatus : en
  • US1720027A - Attachment for windshield vision glasses : en
  • US1720255A - Roller for gravity carriers : en
  • US1720599A - Vehicle bumper : en
  • USRE17371E - Assionob to goyne steam : en
  • FR660366A - Advanced system for controlling direct current electric traction motors : en fr
  • US1719922A - Vehicle light dimmer : en
  • FR660381A - Process for obtaining natural perfumes : en fr
  • GB315038A - An improved method for the manufacture of veneered non-warping wooden plates : en
  • US1719986A - Railroad rail : en
  • US1720003A - Battery-post connecter : en
  • USD78942S - Design for a direction indicator eor motor vehicles : en
  • GB315052A - Improvements in liquid rheostats or controllers : en
  • FR660532A - Improvements to the mechanisms for setting up or fixing the die, for typographic machines or type lightning machines : en fr
  • FR660106A - Improvements in egg preservation processes and devices : en fr
  • AT113770B - Establishment of information books u. Like. For advertising purposes. : de en
  • AU1542028A - Cooler contacting with circulating air : en
  • FR660040A - Improvements in the manufacture of calcium hypochlorite : en fr
  • CA291283A - Regulating cam for slicing machines : en fr
  • FR660648A - Brake band improvements : en fr
  • GB309905A - : en
  • DE478793C - Paper cutting machine : de en
  • FR660583A - Light signaling device : en fr
  • FR660623A - Improvements in the manufacture of cellulose esters and articles made using these esters : en fr
  • GB305525A - Improvements in self-contained rural transformer substations : en
  • GB315081A - Improvements in or relating to dental dressing appliances : en
  • CA291245A - Fishing spoon : en fr
  • US1720275A - Spring motor : en
  • AT113710B - Freely portable breathing device. : de en
  • AT113719B - Door handle including the corresponding rosette for automobile and other doors. : de en
  • CA291254A - Shoe machine and method of making shoes : en fr
  • USRE17366E - goodstein : en
  • US1720208A - Dynamo-electric machine : en
  • FR660525A - Machine for working hard dough and making pasta at the same time : en fr
  • FR660547A - Closing device for vials : en fr
  • GB300588A - Improvements in and relating to transformers : en
  • US1719830A - Winding machine : en
  • US1720441A - Advertising sign : en
  • FR660220A - Improvements to bearings for rotating drums : en fr
  • US1720338A - Combination wreath and bouquet holder for graves : en
  • FR660234A - Improvements to sprinklers : en fr
  • FR660628A - Improvements to sound boxes for machines to record and reproduce sounds : en fr
  • FR660479A - Improvements to microtelephones : en fr
  • GB315440A - Improvements in grinding or abrading machines : en
  • US1720201A - Doorframe : en
  • CA291110A - Emulsifying and stabilizing agent : en fr
  • CA291235A - Electrolyte control cartridge : en fr
  • US1720225A - Railway-traffic-controlling apparatus : en
  • US1720227A - Wheel lathe : en
  • US1720115A - Fruit holder : en
  • FR660645A - Circular craft : en fr
  • US1720354A - Method and apparatus for electrodepositing chromium : en
  • US1720408A - Separable fastener installation : en
  • US1720288A - Train-control device : en
  • FR660149A - Lockout mechanism for rotary printing machines : en fr
  • FR660570A - Acoustic device : en fr
  • USD78941S - Design for a shoe buckle : en
  • FR659997A - : fr
  • CA291161A - Fruit processing : en fr
  • GB315064A - An apparatus for testing the tensile strength of yarn : en
  • US1720036A - Means for indicating at a distance the amplitude of movements in alternative directions : en
  • CA291125A - Dirigible headlight : en fr
  • DK40445C - Energy-saving burner device for gas hobs and similar heaters. : da en
  • GB315290A - Improvements in or relating to flare supporting brackets for aircraft : en
  • DE479077C - Back bumper to protect water meters with automatic closure of the flow : de en
  • FR660521A - Cigarette Holder Improvements : en fr
  • GB305664A - A composition for imparting to mercerizing lye the property of easily wetting cottonfabrics and yarns immersed in the same : en
  • FR660255A - Coating to protect utility objects and their handles against heat, electric currents, acids and alkaline solutions : en fr
  • GB300125A - Improvements in and relating to wrenches : en
  • US1720116A - Berth construction : en
  • US1719912A - Circuit protection : en
  • GB315191A - Improvements in or relating to electromagnetic reciprocating motors : en
  • DE479308C - Registration device : de en
  • FR660154A - Cooling apron with collecting grid for rolling mill installations : en fr
  • GB315192A - Improvements in and relating to interchangeable, detachable heel wearing-pieces or pads for boots, shoes and the like : en
  • US1720020A - Spring-door locker : en
  • DE479374C - Acetylene generator, consisting of an upper and lower boiler for the gas shut-off water and with carbide containers in the lower boiler : de en
  • DE479013C - Device for storing the trimmed stacks on cutting machines for paper u. like : de en
  • FR660606A - Improvement made in the establishment of rocking lever locking bolts and resulting new industrial product : en fr
  • DE479299C - Handpiece for drilling and grinding tools, especially for dental purposes : de en
  • FR660478A - Device for covering parachutes : en fr
  • FR660308A - Locking system for magnetically, electrically or electromagnetically actuated direction indicator devices : en fr
  • FR660613A - Device for turning, one by one, the leaves of a music book or other : en fr
  • FR660472A - Device for the early release of the delivery cylinders of the automatic winding looms : en fr
  • US1720482A - Apparel garment : en
  • FR660508A - Carbonization furnace : en fr
  • FR660644A - Cutting device for automatic photographic vending machines : en fr
  • FR660201A - Method and apparatus for the treatment of materials such as ores, coals and the like, and in particular large grain materials : en fr
  • GB315147A - Improvements in or relating to nut-locks : en
  • DE478992C - Method for the transmission of characters of audible frequency between participants in public telephone networks with a central battery : de en
  • US1719981A - Mining of sulphur : en
  • US1720423A - Distance rod : en
  • DE479058C - Process according to patent 475358 to produce autotypes : de en
  • FR660330A - Improvements in the manufacture of electric capacitors and the materials used for this purpose : en fr
  • FR660434A - Bumper mud : en fr
  • US1720388A - Material-handling apparatus : en
  • US1720535A - Automatic guard for saws : en
  • US1719822A - Tie-plate : en
  • US1720017A - Dental cleaning brush : en
  • FR660495A - Carpet : en fr
  • FR660563A - Push button switch : en fr
  • FR660576A - Process for the preparation of yellow azo dyes : en fr
  • US1720432A - Rubber eccentric bushing : en
  • US1720525A - Apparatus for treating pipes, bars, etc : en
  • US1720554A - Latch for closure operators : en
  • DE479382C - Building panel made of metal with a layer of insulating material : de en
  • CA291208A - Uultraviolet radiation : en fr
  • US1719849A - Clasp for wrist-watch straps : en
  • FR660188A - Improvements to a method and means for highlighting advertising and other grounds : en fr
  • US1720166A - Link belt : en
  • US1720626A - Earth, sand, gravel, and manure loader : en
  • DE478896C - Device for preheating and whirling through the loading mixture for heavy oil gasifier machines, especially multi-cylinder machines : de en
  • FR660345A - Switchgear system for telegraphy and cordless telephony : en fr
  • FR660572A - Group of snap-action switches, controlled by a pressure agent : en fr
  • DE479121C - Device for emptying and refilling the circuits of fluid gears : de en
  • US1720416A - Electric heating apparatus : en
  • DE479326C - Rotary kiln with a cooling device consisting of several coaxially mounted drums : de en
  • US1719982A - Breast pump : en
  • US1720433A - Trap : en
  • FR660249A - Device for automatically determining the sharpness and setting of the grinding wheel position of devices used to iron razor blades : en fr
  • FR660322A - Anti-slip device for motor cars : en fr
  • USD78961S - Design for a refrigerator box : en
  • FR660382A - Universal table for recording the pressures released in closed-vessel explosions : en fr
  • FR660459A - Device for preventing clogging of saws and similar tools : en fr
  • GB315120A - Improvements in and relating to apparatus for the manufacture or lining of pipes by centrifugal action : en
  • USD78921S - Design fob an animal figure : en
  • USD78923S - Design fob a lighting-fixture arm or article of analogous nature : en
  • US1720427A - Fire-fighting appliance : en
  • US1720459A - Ammonium-nitrate explosive : en
  • GB289030A - Improvements in electric resistances : en
  • DE479316C - Device for changing the number of rotations of shafts : de en
  • US1720249A - Fluid-pressure brake : en
  • FR660129A - Device for spreading spray wax on parquet and other floors : en fr
  • FR660218A - Referral for screw advancement mechanism of folding coat racks : en fr
  • FR660471A - Process for manufacturing zinc white, by direct oxidative volatilization of the metal : en fr
  • AU1618128A - Improvements in aircraft fuselage and wing construction : en
  • GB315037A - Improvements in and relating to windows for road vehicles : en
  • US1720028A - Receptacle-filling apparatus : en
  • FR660553A - Improvement of locomotive speed recorders to record the conditions under which the mechanics perform braking maneuvers : en fr
  • GB315046A - Improvements in games racquets : en
  • US1720279A - Chemical substance : en
  • US1720162A - Pavement insert : en
  • US1720560A - Headgear and method of making the same : en
  • DE479022C - Strain relief for electrically isolated lines : de en
  • DE479319C - Device for the projection of shadow lines for marking purposes on display surfaces : de en
  • GB315106A - Improvements in electric lamp holders of the bayonet type and like electric connections : en
  • GB294538A - : en
  • FR660237A - Check valve with automatic break-in : en fr
  • FR660531A - Hygienic underarms : en fr
  • GB315112A - Improvements in or connected with compressed air whistles or sound signalling apparatus : en
  • DE479098C - Jet pipe regulator, especially for regulating gas or steam pressure : de en
  • DE479218C - Kneading and mixing machine equipped with an extendable trough, especially for the production of sausages : de en
  • US1719911A - Leno jumper attachment : en
  • US1720052A - Production of nonturbid aldehyde condensation products : en
  • US1720119A - Temper jack for standard cable tool and pumping wells : en
  • AU1406328A - Improved apparatus for distributing lime, sand, manure andother material : en
  • US1720087A - Rail anchor : en
  • US1720486A - Method of making valve seats : en
  • US1720622A - Dishwashing, sterilizing, and drying machine : en
  • FR660504A - Process for covering a shed or any similar construction, exhibiting specific characteristics of longevity, tightness, resistance and thermal insulation : en fr
  • FR660167A - Process for treating deliquescent and hygrometric bodies, with a view to making them unsuitable for absorbing moisture : en fr
  • FR660642A - Provision for the operation of rontgen tubes : en fr
  • DK40421C - Method for Manufacturing a Magnetic, Nickel and Iron Containing Material for Increasing the Signal Conduction of a Signal Conductor. : da en
  • US1720415A - Spare-tire carrier : en
  • US1720315A - Weatherproof fabric : en
  • US1720523A - Lubricated plug valve : en
  • DE479053C - Temperature control device for treating divided liquid or plastic masses, in particular chocolate : de en
  • FR660618A - Electrical device to indicate the presence of currents of similar frequency : en fr
  • GB315136A - Improvements in or relating to electric irons : en
  • CA291255A - Machine for and method of making shoes : en fr
  • CA291105A - Radiator header : en fr
  • US1720593A - Spring latch : en
  • US1719893A - Loop for radioreoeption : en
  • US1719939A - Apparatus for producing motion-picture effects : en
  • US1720404A - Gear-grinding machine : en
  • US1720430A - Process of manufacturing curved electrotype plates : en
  • US1720291A - Garter : en
  • US1719886A - Snowscraper : en
  • US1720140A - Antifreeze and fire protecting device : en
  • US1720395A - Noiseless switch : en
  • DE479221C - Rotary hammer, which is turned to move the drill and whose drill lies within the chuck in a socket secured against rotation to the hammer body by coupling teeth : de en
  • AU1657128A - Improvements relating to rabbit andother animal traps : en
  • DE478726C - Process for the preparation of maleic acid : de en
  • GB315158A - Improved shoe-cleaning device for use on automobiles : en
  • GB315248A - Improvements in or relating to circular knitting machines : en
  • US1720462A - John william blag-den : en
  • US1720505A - Vending machine : en
  • GB315070A - Improvements in or relating to jewelry : en
  • CA291139A - Convertible car : en fr
  • CA291159A - Air compressor : en fr
  • AT113743B - Improvement on catalytic heating devices. : de en
  • FR660615A - Talking disc machine : en fr
  • US1720567A - Sand-blast carving and method of making the same : en
  • FR660184A - Improvements in the manufacture of steering wheel rims for automobiles : en fr
  • FR660236A - Method and device more particularly intended for the atomization and combustion of heavy oil in internal combustion engines : en fr
  • US1719884A - Spring connection : en
  • DE479274C - Machine for processing screw heads : de en
  • US1720624A - Motor-control system : en
  • US1719873A - Loom picker : en
  • US1720558A - Flush tank : en
  • FR660425A - Process for the manufacture of bicycle frames : en fr
  • FR660456A - Improvements to shock absorbers and equivalent devices : en fr
  • GB315282A - Improvements in or relating to apparatus for disseminating material in finely divided or powderous form : en
  • AU1407828A - Improvements in or relating to dump cars : en
  • DE478993C - Overvoltage protection device for choke coils : de en
  • GB315340A - Improved manufacture of lipoids particularly phosphatides having different vitamine actions : en
  • GB315679A - Improvements in and relating to electric relay devices : en
  • US1720446A - Electric-arc welding transformer and controlling device : en
  • US1720488A - Toboggan coaster : en
  • DK40434C - Devices for theft and fire alarm systems for protection of safes, boxes and the like. : da en
  • US1719905A - Dynamo-electric machine : en
  • FR660491A - Process for obtaining a reversible rubber gel and product thus obtained : en fr
  • FR660518A - Automatic photography vending machine : en fr
  • US1719885A - Furnace : en
  • US1719931A - Machine for making confections and the like : en
  • US1720073A - Luggage holder : en
  • US1720341A - Drill structure : en
  • DK40424C - Clamping valve for gases and liquids, in particular for gas meters. : da en
  • CA291224A - Wrapping machine : en fr
  • US1719892A - Transformer for feeding polyphase rectifiers : en
  • US1719825A - Pump for refrigerants and the like : en
  • DE479226C - Process for the production of hexamethylenetetramine dinitrate : de en
  • US1720178A - Air purifier and moistener : en
  • US1720623A - Motor control : en
  • GB315143A - Improvements in or relating to show cards : en
  • FR660270A - Process for the production of pure crude sulfur : en fr
  • FR660449A - Advanced safety razors : en fr
  • FR660511A - Electric balancing networks : en fr
  • FR660165A - Process for canceling flow irregularities of gas valves for rectifying electric currents, and valves according to this process : en fr
  • GB315051A - Improvements in or relating to clockwork : en
  • US1720620A - Loading device for grinding machines : en
  • US1720527A - Drawing sheet glass : en
  • GB315101A - Improvements in and relating to poultry brooders or foster-mothers : en
  • FR660546A - Process for reducing the water permeability of lacquers based on cellulose esters : en fr
  • US1719927A - Band-saw guide : en
  • GB315179A - Improvements in high-tension conductors : en
  • DE479239C - Drive system for alternating current meter : de en
  • US1720009A - Tie : en
  • US1720176A - Bin delivery control : en
  • AT113705B - Press cover for forage cutting machines. : de en
  • US1720469A - Water-tube boiler : en
  • US1720607A - Notebook and copy holder : en
  • DE479159C - Process for cleaning gases and liquids from dispersed substances : de en
  • FR660464A - Improvements made to phonographs, in particular to so-called portable phonographs : en fr
  • GB285040A - : en
  • US1719828A - Automobile signal : en
  • US1720219A - Pulling-over machine : en
  • US1720517A - Jar carrier and top wrench : en
  • FR660124A - expandable element combined with switch : en fr
  • FR660392A - Process for making a hollow part integral with a solid profiled part : en fr
  • GB315155A - Improvements in or relating to cartons : en
  • US1720437A - Automobile headlight : en
  • GB315244A - Improvements in or relating to electric transmitters suitable for use in telegraphy : en
  • FR660427A - Exhibition box : en fr
  • GB315073A - Improvements in or relating to universal joints : en
  • FR660597A - Device for turning music pages : en fr
  • FR660252A - Improvements to internal combustion engines : en fr
  • FR660103A - Safety device for the cranks of multi-spindle screw-removing machines : en fr
  • GB315039A - Variable coupling transformer : en
  • FR660126A - Device for driving crazy or fixed any wheel forming part of a combination of cogs for the adjustment of the latter : en fr
  • FR660333A - Propulsion mechanism for mechanical horses and other applications : en fr
  • FR660300A - Layout of public premises : en fr
  • FR660404A - Device to prevent rollover of aircraft on landing : en fr
  • DE479034C - Panting machine : de en
  • DE479095C - Process for the production of low-nicotine tobacco while maintaining their aroma : de en
  • GB315185A - Improvements in needles for knitting machines or the like : en
  • FR660311A - Improvement in bell mechanisms for time machines : en fr
  • GB315293A - Improvements in lubricating systems for internal combustion engines : en
  • FR660439A - Transportable installation for the pressure spreading of bitumen and similar substances : en fr
  • GB315119A - Improvements in detachable propelling installations for ships and boats : en
  • CA291277A - Battery separator : en fr
  • US1720297A - Toothpick holder : en
  • US1720302A - Hair drying : en
  • AT113756B - Device for mechanically opening and closing the exhaust pipe of gas-fired ovens, heaters and the like. like : de en
  • GB315021A - Tone arms or like sound conducting tubes for gramophones and the like : en
  • DE479122C - Lubricating device for horizontally lying, rotating work piece spindles of multi-spindle thread cutting machines and Fassondrehbaenke with paragraph-wise switching spindle drum : de en
  • FR660374A - Direct manufacturing process of sodium fluoride from natural fluorspar : en fr
  • US1719844A - Bottle-cleaning appabatus : en
  • US1720045A - Dourle-walled electrically-heated vessel : en
  • CA291190A - Thermionic valve : en fr
  • AU1669528A - Vacuum tubes and methods of introducing gas absorbent : en
  • CA291085A - Radiator : en fr
  • CA291160A - Anti-skid chain : en fr
  • GB300136A - : en
  • FR660114A - Device for mounting the bodies of railway cars and the like having lateral displacement axles : en fr
  • FR660202A - Thread feed mechanism for knitting machines to decrease : en fr
  • GB288583A - Improvements in or relating to cleansing devices for the body : en
  • US1720068A - Sand strip : en
  • US1720158A - Baggage carrier : en
  • US1720383A - Ingot and mold for making same : en
  • US1719959A - Electric switch : en
  • US1720295A - Garment-display holder : en
  • US1720312A - Anode for chromium plating : en
  • FR660463A - Improvements to the support plates used for the composition of prices or texts using movable type : en fr
  • FR660447A - Method of braking nuts on their rods and new industrial products by allowing the implementation : en fr
  • FR660554A - Advanced wind motor : en fr
  • GB299842A - Improvements in apparatus for impregnating timber, logs, sleepers and the like : en
  • US1720481A - Window cleaner : en
  • DE478882C - Arrangement of a heating transformer for glow cathodes of valve or X-ray tubes in an X-ray system : de en
  • GB315141A - Improvements in handles for lifting jacks : en
  • GB315162A - Improvements relating to the injection and vaporization of the fuel in oil engines : en
  • DE479110C - Switching memory, especially for mountains of waste : de en
  • CA291206A - Bottle cooling box : en fr
  • CA291274A - Paper machine : en fr
  • GB315125A - Improvements in seat indicators : en
  • GB315104A - Improvements relating to gramophone records : en
  • GB315336A - Improvements in advertising signs : en
  • DE479035C - Device for aligning the lower jaw with respect to the upper jaw : de en
  • GB315059A - Improvements in platform load handling appliances, lifting jacks and the like : en
  • AT113764B - Sorting and collecting device with conveyor belts, in which the documents transferred to the entry slots on both sides of a cabinet are passed on through cross belts. : de en
  • GB315111A - Improvements in or relating to means for securing the pins of brooches, and other like articles in position when in use : en
  • US1720296A - Clothespin : en
  • FR660225A - Typewriter table : en fr
  • US1720014A - Method of packing tobacco : en
  • US1720064A - Front-wheel drive mechanism : en
  • US1720434A - Fluid-operated jack : en
  • DE479131C - Process for bringing about the hardening of colloidal masses or films by means of a hardening agent and an activating agent : de en
  • FR660549A - Further training in hoists and similar lifting devices : en fr
  • US1720057A - Thermostatic switch : en
  • US1720098A - Rotary internal-combustion engine : en
  • US1720236A - Power transmission : en
  • US1720405A - Pneumatic valve action : en
  • GB315126A - Process for colouring and stamping small articles of magnesia cement : en
  • DE479019C - Condensation device for two or more stage steam jet air pumps : de en
  • DE479049C - Start-up valve for compressed air locomotives : de en
  • DE479194C - Kickback-free crank handle for automobiles and stationary internal combustion engines : de en
  • DK40437C - Procedure for removing the sap or for impregnating, staining and drying felled tree trunks. : da en
  • FR660480A - Improvements to telephone systems linking several central offices : en fr
  • FR660235A - Pipe seal : en fr
  • DE479021C - Mechanical drive device for step switches which can be used in both directions of rotation and which work in the same way with momentary switching in both directions of rotation : de en
  • DE479200C - Device for tightening belts under pressure, especially saddle girths : de en
  • DE479300C - Filing device suitable for mechanical drive for tooth root canals : de en
  • FR660610A - Rod for jack control : en fr
  • DK40440C - Bathroom fittings with drains for water closets. : da en
  • US1720402A - Wind motor : en
  • US1720590A - Lock : en
  • USD78947S - Design for an automobile window-regulator handle ob similar article : en
  • CA291193A - Vehicle holddown : en fr
  • US1720471A - Attaching clip : en
  • GB315088A - Improvements in and relating to rolling mills : en
  • DE479136C - Kennel for holding and killing cattle : de en
  • FR660206A - Force transmission device with variable load and speed : en fr
  • FR660454A - Textile dispenser : en fr
  • US1720155A - Luminescent sign : en
  • US1720230A - Multiplex burglar alarm : en
  • US1720048A - Safety hoist mechanism for loading skips : en
  • US1720498A - Spinning top : en
  • FR660304A - Cabinet intended for classifying phonograph records : en fr
  • GB315048A - An improved lug or attachment for supporting tubes, bars or the like : en
  • GB315231A - Improvements relating to endless tracks or chains : en
  • FR660136A - Hand guards or foot guards for a motorcycle or other similar vehicle : en fr
  • GB315180A - Tobacco loosening means : en
  • GB299867A - Cutting apparatus for automatic photographic machines : en
  • DE479383C - Mast for electrical lines u. like : de en
  • US1719900A - Soot-dumping installation for brooder heaters : en
  • FR660186A - Rosary Stations of the Cross : en fr
  • FR660490A - Arrangement of rudders with sharp lines in water : en fr
  • FR660514A - Cinematographic device for both shooting and projectio : en fr
  • FR660371A - Support device for headlights or swiveling headlights of motor vehicles : en fr
  • FR660559A - Process for the conversion of high boiling point hydrocarbons to low boiling point hydrocarbons : en fr
  • GB292608A - Improvements in apparatus for spinning solutions of cellulose ethers or esters : en
  • GB315286A - Electric music instrument : en
  • GB308677A - Improvements in railway rails and securing means therefor : en
  • GB315062A - Improvements in or relating to appliances for feeding solids in definite proportions : en
  • US1720450A - Unloading boom for ships and support therefor : en
  • FR660125A - Tie rod system for molds used in reinforced cement constructions : en fr
  • DE479070C - Drive arrangement for the drafting rollers of spinning machines and similar machines : de en
  • FR660428A - Ladle handling device : en fr
  • CA291087A - Threadless nut or collar : en fr
  • CA291288A - Building block and wall construction : en fr
  • FR660164A - New use of a periscope-type device for steering vehicles and in particular for airplanes : en fr
  • FR660510A - Coatings and artificial materials : en fr
  • GB315209A - Improvements in storage batteries : en
  • US1720192A - Molding mixture and method of making same : en
  • FR660178A - Improvements to vertical chamber coke oven batteries : en fr
  • FR660307A - Device for fastening, on a shaft, rolling bearings with an inner ring in one piece : en fr
  • FR660325A - Improvements to letter envelopes and others and manufacturing processes : en fr
  • FR660588A - Guiding device : en fr
  • CA291148A - Fuse plug : en fr
  • DE479023C - Method for fixing the fittings of electrical insulators in the insulator body by pouring liquid metal : de en
  • US1720378A - Curling iron : en
  • CA291286A - Beam bracing method : en fr
  • AU1656128A - Methods of treating wood : en
  • CA291107A - Hose clamp tool : en fr
  • AU1755028A - Improvements in and relating to electric blasting fuses and detonators : en
  • CA291227A - Discharge tube : en fr
  • US1720499A - Educational computing device : en
  • US1720600A - Incubator : en
  • DE479111C - Electric time relay with a delay device driven by a gear mechanism : de en
  • DE479280C - Device for the continuous transfer of recovery material from the feeder to the feeder installed next to it : de en
  • DE479223C - Fabric draining machine : de en
  • DE479278C - Protection for wire looms : de en
  • AT113736B - Protection device for brake hoses. : de en
  • AU1449128A - Improvements in transmission systems : en
  • DE479266C - Overcurrent protection circuit for three-phase systems : de en
  • FR660108A - Improvement in processes for the production of mixtures of liquid organic compounds by catalytic reactions at high temperature and under pressure : en fr
  • GB302345A - An offset and typographic printing machine : en
  • FR660475A - Parachute : en fr
  • DE479296C - Flame tube installation : de en
  • USRE17367E - Building-pile form : en
  • FR660163A - Rotary motor : en fr
  • GB292620A - Improvements in exhaust silencers for internal combustion and other engines : en
  • FR660406A - Emergency device for lifting installations controlled by a motor : en fr
  • FR660462A - Improvement in the manufacturing process of relay sheaths for projectiles : en fr
  • FR660312A - Method and device for making multicolored <fox tail> chains : en fr
  • US1720209A - Thread-cutting apparatus : en
  • CA291078A - Telephone illuminating device : en fr
  • DE479097C - Automatic gas shut-off device by means of a thermostat : de en
  • AT113727B - Release device for automatic central buffer claw couplings. : de en
  • CA291187A - Quick detachable dust cap : en fr
  • FR660160A - Process for obtaining electrolytic chromium deposits adhering well with good dispersion in depth : en fr
  • GB315023A - Improved closure for boxes, cases, baskets, trunks and other containers : en
  • GB315034A - Improvements relating to shoe laces : en
  • FR660262A - Improvements to processes and apparatus for treating gases with liquids : en fr
  • FR660361A - Improvements to polishing, dressing and deburring machines : en fr
  • FR660584A - Device for making, between two elements, a connection which can be easily removed, in particular for connecting the two elements of a handbag frame : en fr
  • US1720133A - Bending and clinching machine : en
  • US1720374A - Oil burner : en
  • US1720634A - Automobile decking : en
  • US1720460A - Windshield : en
  • AT113744B - Method and device for conveying powdery or granular masses in pipes. : de en
  • DE478956C - Device for external cleaning of inclined pipes for feed water preheaters and similar heated bodies : de en
  • AT113748B - Steam generator. : de en
  • FR660211A - Heat exchanger device : en fr
  • DE479212C - Process for the preparation of volatile inorganic and organic acids : de en
  • US1720333A - Circulator for hot-water systems : en
  • US1719963A - Composite electrical brush or contact and method of producing same : en
  • CA291134A - Self-lubricating bearing : en fr
  • FR660250A - Water filtration well and method for establishing it : en fr
  • GB315194A - Improvements in electric switches : en
  • AT113714B - Vehicle frames, in particular for motor vehicles. : de en
  • CA291117A - Hitch : en fr
  • AT113768B - Removable frame. : de en
  • US1720229A - Expansion joint : en
  • USD78933S - Design for an element for a lamp-supporting pedestal : en
  • US1720309A - Ash receiver : en
  • US1719990A - Warm-air furnace : en
  • US1720025A - Mop : en
  • US1720199A - Light-ray protector and holder : en
  • US1720380A - Liquid-handling device : en
  • US1720251A - Fluid-pressure brake : en
  • CA291247A - Cutting machine : en fr
  • DE478894C - Carburetor with gradual atomization : de en
  • AT113762B - Fireplace cleaning door. : de en
  • CA291280A - Heating installation : en fr
  • US1720038A - Rattle : en
  • US1720614A - Tire remover : en
  • DE479158C - Method and device for cooling and after-drying dried brown coal in louvre coolers : de en
  • US1720097A - Dough-cutting machine : en
  • DE479116C - Device for preventing an oil layer from sticking to the cooled surfaces of oil coolers in aircraft : de en
  • CA291221A - Power transmission mechanism : en fr
  • CA291246A - Multi-cylinder pump : en fr
  • AU1593228A - Improvements in stereoscopic kinematography : en
  • CA291229A - Waste reconditioning method and apparatus : en fr
  • GB315167A - Improvements in or connected with apparatus for cutting orange or lemon peel and such like : en
  • AU1737828A - Cream or like fatty powders and process forthe manufacture ofthe same : en
  • US1720075A - Clutch-pedal control : en
  • DE479377C - Cotton wool holders, in particular for dental purposes : de en
  • DE479166C - Creation device for stamping machines for stamping the individual stamp fields of receipt cards u. like : de en
  • US1720313A - Anode for chromium plating : en
  • CA291101A - Ash sifter : en fr
  • DE478996C - Steam boiler system with fluctuation compensation through a feed water storage tank : de en
  • US1720085A - Indicator : en
  • US1720390A - Terminal check valve : en
  • US1720656A - Pilot-light construction : en
  • US1719945A - Insulator : en
  • US1720151A - Circular-weaving loom : en
  • US1720376A - Lubricant compressor : en
  • US1720536A - Heat exchanger : en
  • US1720319A - Internal-combustion engine : en
  • FR660452A - Carpet : en fr
  • GB315135A - An improvement in or relating to stone-sawing machines : en
  • AT113717B - Folding seat with backrest for motor vehicles. : de en
  • AT113721B - Pendulum, suspension or funicular with drive in the valley station and compensation device in the drive. : de en
  • US1720134A - Rotary switch : en
  • USD78960S - Design for a folding theater chair : en
  • US1720160A - Absorption refrigerating machine : en
  • CA291251A - Shoe treating apparatus : en fr
  • US1720548A - Eyeshield : en
  • US1719919A - Conveyer truck : en
  • CA291202A - Train control : en fr
  • GB315095A - Improvements in or connected with internal combustion engines : en
  • FR660221A - Improvements to lacquer paints : en fr
  • FR660296A - Melting furnace for molten steel, malleable iron, specialty irons, high melting point metals, enamels, etc. : en fr
  • CA291192A - Gelatined explosive : en fr
  • GB315121A - Improvements in or relating to aviators' life saving suits : en
  • DE478960C - Blower that is divided into several individual rotating machines : de en
  • AT113735B - Signal signs, especially for railway lines. : de en
  • CA291231A - Lubricating oil : en fr
  • CA291076A - Boiler radiator connection : en fr
  • CA291175A - Hose coupling : en fr
  • FR660422A - Box of building elements for children's games : en fr
  • US1720058A - Fishing tool : en
  • US1720170A - Waterproof first-aid kit : en
  • US1720293A - Jointed figure toy : en
  • US1720628A - Neck-yoke end : en
  • DE478983C - Process for the production of easily wettable fabrics suitable for filtering finely divided substances : de en
  • DE479297C - Firebox wall with lining of the inner wall surface with pipes provided with longitudinal ribs : de en
  • FR660102A - One-sided electric current conductor : en fr
  • FR660177A - Improved process for manufacturing coal products : en fr
  • GB315145A - Improvements relating to fluid pressure operated hand tools : en
  • FR660179A - Improvements to electrical wave receiving devices : en fr
  • FR660319A - Glass for glasses and nose clip : en fr
  • FR660260A - Method and device for drying canvas pipes after use : en fr
  • FR660582A - Visible or staggered file cabinet : en fr
  • CA291236A - Guiding means for sheet materials : en fr
  • CA8418S - Radio receiving and transmitting apparatus : en
  • GB315173A - Process of producing gum from locust beans : en
  • FR660626A - Device for measuring the curvature of wellbore : en fr
  • GB315249A - Improvements in the manufacture and production of valuable unsaturated hydrocarbons : en
  • FR660617A - Safety razor : en fr
  • FR660442A - Centrifugal mill : en fr
  • GB315144A - Fountain pen : en
  • GB315165A - Improvements relating to apparatus for observing the sole surface of a foot : en
  • US1719894A - Method and apparatus for wiring coil springs : en
  • FR660212A - Improvements to gas production and oil recovery facilities : en fr
  • DE479048C - Small dairy plant with power drive consisting of a butter maker and a centrifugal machine : de en
  • DK40448C - Sealing device for Rotary Machines. : da en
  • FR660215A - Advanced diaphragm : en fr
  • FR660337A - Surface for dancing : en fr
  • FR660568A - Zipper attachment device for livestock and dangerous animals : en fr
  • GB315011A - Improvements in or relating to oil fuel burners and stoves : en
  • DE479305C - Gas cooker with removable burner head : de en
  • FR660189A - Method and device for electric braking of electric traction vehicles : en fr
  • FR660469A - Method and apparatus for determining the exact twist to be imparted to the strands of fibrous material : en fr
  • GB288555A - Process for the manufacture of basic phenol alkyl ethers : en
  • FR660367A - Further training in moving floor fertilizer distributors : en fr
  • GB315115A - Improvements in apparatus for the massage of the organ of hearing : en
  • FR660649A - Explosion engine in which the piston or pistons describe a circular path : en fr
  • US1720650A - Adjustable wrench : en
  • FR660378A - Improvements to taps : en fr
  • FR660474A - Pet collar : en fr
  • GB307474A - Improvements in dental handpieces : en
  • FR660496A - Elastic fork for cycles and motorcycles : en fr
  • FR660604A - Improvements to devices for measuring and dispensing liquids : en fr
  • US1720231A - Temperature-controlling system : en
  • US1720489A - Valve mechanism for internal-combustion engines : en
  • US1720578A - Combined rail anchor and tie plate : en
  • FR660039A - Improvements in the manufacture of calcium hypochlorite : en fr
  • GB315075A - Improvements in underfeed stokers : en
  • FR660513A - Improvements to shutters for cinematographic devices : en fr
  • US1720595A - Process of dyeing : en
  • DE479214C - Incandescent lamp protection socket : de en
  • GB315133A - An improved braking device for the travelling crabs of gravity cableways : en
  • DK40429C - Power Transmission Systems Support Device. : da en
  • FR660560A - Process for the production of olefinic, gaseous and / or very volatile hydrocarbons at the expense of hydrogen and carbon oxides : en fr
  • CA291130A - Spark plug : en fr
  • US1720472A - Chain coupling : en
  • US1720364A - Explosionproof mining apparatus : en
  • GB302992A - Process for improving the milling quality of grain : en
  • GB315099A - Improvements in display cards or the like : en
  • US1720551A - Closure : en
  • GB315232A - Improvements in or relating to fuels and firelighters : en
  • US1720387A - Gas stove or oven : en
  • US1720592A - Drop hammer : en
  • DE479124C - Process for the production of angle plow shares : de en
  • DE479229C - Process for the production of copper, zinc and magnesium salts of tannin : de en
  • US1720350A - Retaining means for removable closures : en
  • US1720031A - Dental clamp : en
  • US1720394A - Mechanical sound-producing device for toys : en
  • FR660266A - Improvements in processes for the manufacture of glass or other similar materials and in apparatus relating to said processes : en fr
  • FR660581A - Gas meter with distributor drawer : en fr
  • US1719925A - Smoker's receptacle : en
  • US1719949A - Temperature-controlling apparatus : en
  • DE479119C - Device for operating hydraulic compound couplings : de en
  • US1719871A - Harvester fob peanuts and other plants : en
  • US1720123A - Table : en
  • US1720248A - Liquid-feed system : en
  • US1720210A - Cathode arrangement for x-ray tubes : en
  • US1720580A - Shade-roller-retaining means : en
  • FR660239A - Electric regulator : en fr
  • FR660409A - : fr
  • FR660501A - Dough divider : en fr
  • FR660589A - Protective device to prevent water hammer in hydraulic lines : en fr
  • GB299027A - Internal combustion engine : en
  • GB315729A - Improvements in or relating to the manufacture of artificial filaments or threads by the dry or evaporative method : en
  • FR660242A - Improvements to gas stoves for petroleum, gasoline or other similar fuels : en fr
  • US1720529A - Mechanism and method for cutting, associating, and folding sheets : en
  • USRE17369E - fischer : en
  • FR660362A - Slaughter machine for all animals : en fr
  • GB315118A - Improvements in or relating to door handles : en
  • FR660331A - Mechanical brushes improvements : en fr
  • FR660460A - Method and apparatus for treating fibrous materials to obtain fibers : en fr
  • FR660629A - Mechanical digger : en fr
  • GB315184A - Improvements in and connected with chain grate stokers : en
  • FR660448A - Device for classifying and retrieving listed information : en fr
  • GB315067A - Improvements in or relating to heat radiators : en
  • FR660111A - Transformer pump : en fr
  • FR660527A - Improvements to air compressors : en fr
  • GB303486A - : en
  • FR660526A - Soft handlebars for cycles and motorcycles : en fr
  • GB315175A - Improvements in electric motors : en
  • GB315335A - Improvements relating to irreversible rotary transmission devices : en
  • FR660238A - Improvements to coupling devices for internal combustion engines : en fr
  • FR660259A - Improvement in illuminated signs : en fr
  • FR660273A - Improvements to combustion and internal combustion engines : en fr
  • GB305090A - Improvements in the construction of the cylinders of sleeve-valve internal-combustion engines : en
  • USD78937S - Design fob a finger ring : en
  • FR660190A - Improvements to a method and means for highlighting advertising and other grounds : en fr
  • FR660254A - Method and installation of containers for the distribution of more or less fluid oils and fats, in measured quantities, from a reservoir : en fr
  • DE478844C - Process for the production of 6-nitrosafrol : de en
  • GB315168A - Improvements in and relating to fuel pumps for heavy oil engines : en
  • USD78930S - Design foe a chair frame or similar article : en
  • US1720323A - Flue expansion joint : en
  • FR660550A - Improvements to musical toys : en fr
  • GB294104A - Improved manufacture of photographic anti-halation coatings : en
  • DE479055C - Shield plate with line incisions for attaching exchangeable characters : de en
  • GB315009A - Improvements in and relating to materials and processes for waving or curling hair : en
  • DE479380C - Upholstered seat : de en
  • GB315082A - Improvements in and relating to display devices, advertisement cabinets or the like : en
  • US1719965A - Grinding machine : en
  • US1720076A - Safety device for automobiles : en
  • US1720318A - Implement for locking printing strips : en
  • FR660119A - Rotating straw lifter for threshers : en fr
  • FR660614A - Special brush for fur treatment : en fr
  • DE478870C - Small overcurrent switch with magnetic blowout : de en
  • FR660342A - Improvements in the construction of heat exchange vessels : en fr
  • FR660534A - Valve bag and method for making it : en fr
  • GB315060A - Improvements in or connected with motor driven apparatus for haulage, loading and other purposes : en
  • GB315238A - Improved pressure registering apparatus for air or gas chambers and the like : en
  • AT113776B - Device for regulating traffic for roads, railways, airfields, etc. like : de en
  • DE478933C - Device for generating musical tones by electrical means : de en
  • US1720436A - Process of refining magnesium and its alloys : en
  • FR660147A - Hollow panel and its manufacturing process : en fr
  • FR660401A - Ticket voucher machine : en fr
  • FR660571A - Electrostatic device producing and reproducing sounds : en fr
  • FR660635A - Improved means of mounting shafts or axles in enclosures or frames : en fr
  • GB296022A - : en
  • GB298636A - : en
  • DE479176C - Hollow rope for electrical overhead lines : de en
  • US1720157A - Measured-service telephone system : en
  • US1719937A - Device for transmitting and receiving sound waves in water on board ship from ships : en
  • US1720128A - Cylinder piston packing ring : en
  • US1719984A - Manufacture of rubber goods : en
  • US1720369A - Fountain pen : en
  • US1720458A - Rotary pump : en
  • US1720153A - Vacuum-cleaner brush : en
  • FR660118A - Hand thruster for canoes or small fishing and sightseeing boats : en fr
  • GR2367B - AIR AND RAIL GUIDE FOR RECEIPT AND DELIVERY OF GOODS. : el en
  • FR660042A - Improvements in the manufacture of calcium hypochlorite : en fr
  • DE479285C - Process for obtaining enzymes from solutions in solid, durable form : de en
  • US1719847A - Method of forming radiators : en
  • US1719910A - Reconditioning machine : en
  • US1720259A - Distant indicating device : en
  • DE478949C - Process for the preparation of Mono- and Dioxyarylcarbonsaeureaethanolaminen or the corresponding Bisarylaethanaminen and their derivatives : de en
  • DE479089C - Injection molding machine : de en
  • FR660044A - Improvements in the manufacture of calcium hypochlorite : en fr
  • DE479186C - Device for automatic cutting of a continuously moving tubular or rod-shaped workpiece : de en
  • DE479250C - Pulley transmission : de en
  • DE479318C - Display and sales stand with horizontal brackets for ties or the like. : de en
  • US1720197A - Free-way valve for concrete-mixing machines : en
  • US1720222A - Welding apparatus for attaching tie plates to steel railroad ties : en
  • FR660253A - : fr
  • FR660637A - Improvement in electronic lamps : en fr
  • GB297843A - Device for bed-warming by means of introducing hot air : en
  • DE479187C - chair : de en
  • FR660303A - Arrangement of semi-elliptical springs for suspensions of motor vehicles : en fr
  • FR660631A - anti-glare screens, sun protection devices and the like mounted on motor vehicles : en fr
  • GB315107A - Improvements in and relating to dirigible airships : en
  • CA291259A - Machine for sorting and setting fasteners : en fr
  • US1720232A - Light-reflecting screen and process for making the same : en
  • AU1627028A - Improvements in or relating tothe manufacture of water gas : en
  • CA291183A - Acetone manufacture : en fr
  • DE479142C - Drive device for the thread chopping, the carriage entrance and the control shaft operating the chopping shaft on carriage spinners : de en
  • DE479149C - Process for the production of artificial threads, ribbons, etc. from viscose : de en
  • GB297436A - Improvements in and relating to methods of protecting electric equipments : en
  • GB315008A - Improvements in plansifters : en
  • US1720401A - Roller drill : en
  • DE479046C - Motor-attached plow with adjusting device : de en
  • US1720392A - Nonremovable cap for containers : en
  • US1720039A - Welding rod : en
  • US1720093A - Battery-separator slicing machine : en
  • CA291102A - Screen for illuminated picture projection : en fr
  • CA291075A - Typewriter ribbon spool mechanism : en fr
  • US1720325A - Method and apparatus for determining the position of fluid-bearing sands while drilling wells : en
  • US1720314A - Fastening device : en
  • US1720539A - Petrol-air-gas generator : en
  • US1719836A - Air-dispensing device : en
  • CA291207A - Garment : en fr
  • CA291176A - Safety car control equipment : en fr
  • CA291068A - Gramophone : en fr
  • AU1636628A - An improved combined chipper and scarifier : en
  • US1720344A - John eredekick pakkeb : en
  • US1720541A - Electrical switch : en
  • DE478998C - Process for removing ozone with air return cooling from electrical machines and apparatus : de en
  • US1720557A - Photoprint washer : en
  • CA291261A - Water softener : en fr
  • US1719851A - Thermostatic switch : en
  • DE479207C - Movable transfer chute for emptying containers : de en
  • GB295333A - Improvements in folding cameras : en
  • DE478855C - Process for drying pasty wet goods in two stages : de en
  • DE479156C - Shaking device on filling carts in large chamber ovens : de en
  • DE479191C - Plow body with mouldboard : de en
  • US1720584A - Dress shield : en
  • US1720440A - Folding safety razor : en
  • GB311691A - Improvements in or relating to artificial teeth : en
  • FR660228A - Device for closing the valve of a valve bag : en fr
  • GB309076A - Improvements in or relating to patterns, foundations or shapes of paper or similar material for embroidery : en
  • GB315253A - Improvements in life saving devices : en
  • DE479093C - Abrasive, consisting of a carrier and a water-resistant binder holding the abrasive powder on it : de en
  • GB300198A - Animated toy : en
  • GB283470A - Method of cooling air : en
  • CA291210A - Tire tool : en fr
  • US1720518A - Storage-battery-charging system : en
  • DE479255C - Device for the optional demonstration of electric light bulbs : de en
  • US1720127A - Machine for splitting pigs' feet : en
  • US1720349A - Closure : en
  • US1720362A - Box mold : en
  • CA291122A - Brake beam strut : en fr
  • AT113753B - Device for the dust-free emptying of garbage cans into a collecting container. : de en
  • CA291093A - Piston ring : en fr
  • FR660277A - Chromium bath recovery turbine : en fr
  • FR660396A - Multiple and instantaneous unlocking for animal ties in case of danger : en fr
  • FR660516A - Liquid sprayer : en fr
  • DE478573C - Liquid cleaning agent for cleaning collectors and slip rings of electrical machines from crust-like layers consisting of coal dust, fat and their combustion products : de en
  • US1720104A - Beam hanger : en
  • US1720570A - Spot welder : en
  • DE479150C - Fluid compass : de en
  • FR660146A - Bearing system for the fabric beam and the regulating train of the looms : en fr
  • FR660611A - Apparatus for warming the welt : en fr
  • US1720211A - Method of and apparatus for separating liquids and solids : en
  • US1720444A - By-pass check valve for sprinkler systems : en
  • US1720083A - Straightening press : en
  • US1720346A - Air-tight valve structure : en
  • AU1228628A - Improvements in or relating to envelope machines andthe like : en
  • US1720114A - Raincoat : en
  • FR660293A - Improvements in the manufacture of synthetic ammonia : en fr
  • DE479105C - Depositing device for particularly weak matrices from die setting and line casting machines with an inhibition in the deposit lock that acts on the lower ears of the matrices and yields when the matrices are strong : de en
  • FR660492A - Improvements made to components to ensure the connection of stranded conductors of cables for high voltages : en fr
  • US1720077A - Journal box and axle : en
  • AT113783B - Safety device for cinematographic apparatus. : de en
  • CA291116A - Wheat processing : en fr
  • AT113760B - Water level indicator and method for sealing the water level glass therein. : de en
  • FR660309A - Method of crimping the bottoms and lids of metal containers : en fr
  • GB315252A - Improved method of, and apparatus for, burning liquid fuel : en
  • FR660632A - Improvements to a safety device for bracelets, necklaces and others : en fr
  • GB292458A - Improvements in or relating to gas burners : en
  • US1719883A - Knot-tying mechanism : en
  • US1720631A - Continuous inductive train-control system : en
  • AT113704B - Guide for an object running on a string by means of a roller, in particular for toy purposes. : de en
  • US1720059A - Fishing basket : en
  • USD78949S - Design por a bottle : en
  • US1720261A - Internal-combustion engine : en
  • USRE17370E - Fruit evaporator : en
  • US1719843A - Device for establishing a tappable neutral point in three-phase networks : en
  • US1720040A - Resilient wheel : en
  • US1720271A - Harness cord for looms : en
  • AT113751B - Lid lifter for tin cans. : de en
  • GB315161A - Lubrication system : en
  • GB290273A - A machine for finishing floors or other surfaces : en
  • AT113740B - Permanent magnets for letters, characters, figures, etc. like : de en
  • AT113799B - Process for the manufacture of a disinfectant in solid form. : de en
  • FR660467A - Buttons and handles for locks and doors, with spare parts : en fr
  • US1720042A - Latching device : en
  • US1720610A - Liquid dispenser : en
  • US1720124A - Friction shock-absorbing mechanism : en
  • US1719842A - Cake pan : en
  • DE470478C - Surface condenser with a ring-shaped vapor space between the jacket and the tube bundle : de en
  • US1719938A - Commode : en
  • DE479189C - Material testing machine : de en
  • DE479243C - Auxiliary equipment for the use of X-rays : de en
  • DE479283C - Process for the preparation of substituted indoles : de en
  • AT113723B - Closed car body, in particular for motor vehicles. : de en
  • FR660332A - Improvements to sole dressing machines : en fr
  • US1720091A - Automatic slack adjuster : en
  • US1720118A - Winder drive : en
  • US1720449A - Newspaper baler : en
  • DE478885C - Device for cutting, drawing and stamping thin-walled metal shells, especially for dental purposes : de en
  • AU1410928A - Improvements in or relating to oil burners : en
  • CA291168A - Wheel disc machine : en fr
  • GB315287A - An improved process for the prevention and removal of boiler scale : en
  • FR660143A - Improvements in processes for the production of oxygenates of the aliphatic series : en fr
  • US1720033A - Automatic drilling machine : en
  • DE479270C - Method of preserving wood : de en
  • GB307475A - : en
  • FR660350A - Gaseous fuel automatic carburetor : en fr
  • GB315127A - Improvements in and relating to direction signalling devices for use on road vehicles : en
  • FR660110A - Improvements in methods and apparatus for cleaning objects and particularly metal objects : en fr
  • FR660411A - Cellulose esterification process : en fr
  • DE479284C - Process for the preparation of N-alkyl derivatives of pyrazole anthrones : de en
  • FR660294A - Reinforced concrete tank : en fr
  • FR660340A - Use of bodies emitting vapors at low temperature for the constitution of detector lamps, amplifiers, rectifiers and emitters of t. s. f. andprocess of manufacturing such lamps : en fr
  • US1720305A - Shears : en
  • DE479334C - Device for the unattended operation of electrical auxiliary power plants : de en
  • FR660159A - Arrangement of propulsion machinery for ships : en fr
  • US1720214A - Drying apparatus : en
  • US1720611A - Apparatus relating to molding units : en
  • US1720594A - Process for coloring toy balloons : en
  • DE479101C - Distributor for compressed air or sprinkling pipes : de en
  • DE479220C - Purification plant with float overflow : de en
  • DE479260C - Rotary hammer : de en
  • DE479202C - Process for the production of stamps : de en
  • AT113782B - Shoe nail. : de en
  • CA291142A - Ironing board : en fr
  • DE479302C - Waist belt with a device to prevent sore running : de en
  • GB315110A - Improvements in, and in the manufacture or production of, cycle saddle-pillars : en
  • GB315672A - A machine for cutting and carving by copying a model : en
  • DE478846C - Device for automatic combustion control in steam boilers : de en
  • FR660650A - Branch of artificial flowers, stuck in a vase filled with absorbent materials, to diffuse perfumes : en fr
  • FR660198A - Variation control of molten glass casting : en fr
  • AT113709B - Machine for the production of pasta, especially so-called dough spaetzle. : de en
  • AT113754B - Safety device against pressure increases in the exhaust pipes of heating systems. : de en
  • CA291109A - Bill fold : en fr
  • FR660476A - Fixing of the moving contact on switches whose contacts are housed in a gas-tight container : en fr
  • FR660535A - Viscose manufacturing process : en fr
  • FR660566A - Adjustable load carrying elevator : en fr
  • FR660430A - Hydraulic apparatus for straightening mine frames : en fr
  • FR660528A - Multi-cell roots compressor for high pressures : en fr
  • AT113795B - Metallic sound curve support. : de en
  • CA291081A - Electrical apparatus protection : en fr
  • DE479004C - Process for the production of films and similar structures from viscose and similar cellulose solutions : de en
  • FR660414A - Automatic recovery device for air suspensions : en fr
  • FR660577A - Improvements to containers : en fr
  • CA291158A - Door operating mechanism : en fr
  • CA291195A - Artificial rubber : en fr
  • US1720391A - Lubricating apparatus : en
  • US1719944A - Process for preserving difficultly-soluble dyestuffs in a state of fine division and the resulting composition : en
  • US1720574A - Power-transmitting means by oscillatory movements : en
  • US1720403A - Gasification of solid fuel : en
  • CA291077A - Flush tank : en fr
  • US1720172A - Electron-discharge tube and method of manufacturing the same : en
  • AT113701B - Container made of transparent material that can be used as a toy. : de en
  • AU1428928A - Electrolytic apparatus : en
  • FR660222A - Improvements in vacuum cleaners for flue gas pipes and others : en fr
  • GB295272A - Process and apparatus for the purification of gases in continuous working of plants for the manufacture of light hydrocarbons : en
  • DK40435C - Machine for Stripping Tobacco Leaves. : da en
  • US1720569A - Sand-blast carving and method of making the same : en
  • AT113702B - Method and device for refining cigarettes. : de en
  • US1719976A - Pencil or like holder : en
  • US1720228A - Combined flash light and umbrella : en
  • US1720281A - Rim breaker : en
  • US1720511A - Electric switch : en
  • US1720135A - Paint : en
  • FR660298A - Vehicle framework : en fr
  • GB315172A - Improvements in or relating to dental amalgam fillings : en
  • AT113769B - Method for anchoring fire box pipe walls and sealing iron boiler pipes in locomotive boilers. : de en
  • DE479099C - Control for manhole cover lifting and lowering devices : de en
  • FR660555A - Refinements to spring-actuated operating mechanisms for phonographs and similar instruments : en fr
  • GB308765A - Improvements in incandescent electric lamps having means for giving different degrees of luminous intensity : en
  • US1720500A - Bottle carrier : en
  • AU1733228A - Improvements in power farming machinery : en
  • US1720283A - Physical-development apparatus : en
  • USD78945S - Design for a leather hand bag : en
  • AT113787B - Photoelectric sound reproducing device. : de en
  • CA291266A - Enamelling apparatus : en fr
  • DE479112C - Device for changing the power factor in a network of any number of phases, which is to be kept constant by a phase regulator : de en
  • US1720365A - Heater : en
  • US1719917A - Induction-motor-control system : en
  • CA8419S - Brush : en
  • AT113766B - Cigarette packing machine. : de en
  • CA291073A - Building construction : en fr
  • AT113797B - Radio receiving device. : de en
  • US1720420A - Traffic signal : en
  • US1720351A - Method and means for controlling discharge gaps : en
  • DE478906C - Liquid shock absorbers for motor vehicles : de en
  • FR660175A - Volumetric and variable flow rotary pump : en fr
  • CA291141A - Paper-making machine : en fr
  • CA291271A - Multiplex signalling : en fr
  • US1720654A - Photo-electric cell : en
  • CA291114A - Building bracket : en fr
  • US1720443A - Vacuum electric tube device : en
  • US1720653A - Telephone plug connecter : en
  • DE479083C - Process for the production of matt lacquers : de en
  • DE479321C - Printing unit, in which images are printed on the free edges : de en
  • US1720147A - Hip and abdominal supporting girdle : en
  • FR660135A - Hollow conductor for cables : en fr
  • AT113772B - Method and device for foreign and forwarding of logs from alluvial systems. : de en
  • US1720417A - Pencil : en
  • AT113724B - Swing arm drive for boats with drive wheels. : de en
  • FR660297A - Complementary treatment process for artificial products produced using cellulosic solutions : en fr
  • US1720008A - Electromagnetically-operating loud-speaking device : en
  • US1720080A - Fastener : en
  • CA291215A - Gas purifying apparatus : en fr
  • CA291252A - Sewing machine : en fr
  • GB289384A - Improvements in furnace grates : en
  • US1720625A - Engine casing : en
  • US1720358A - Closure : en
  • US1720366A - Method of making hollow metallic articles : en
  • DE479208C - Method for concreting canal embankments : de en
  • DE479421C - Process for the briquetting of fine ores, gout dust, gravel and other substances that can be thrown off : de en
  • FR660557A - Refractory material specially designed for lining melting furnaces and calcining furnaces : en fr
  • FR660494A - Improvements to sound reproduction systems : en fr
  • FR660585A - Drill for opening the pulp chamber of a tooth : en fr
  • DE479057C - Coupling link for pulling rods : de en
  • GB290227A - Apparatus for electrically lighting a railway train from the turbo-dynamo carried by the locomotive and from a battery provided in one of the carriages : en
  • GB303487A - Method of hardening smooth steel surfaces : en
  • DK40420C - Electrical Cable. : da en
  • GB315182A - Improvements in and connected with affixing screws, bolts and the like : en
  • FR660288A - Advanced cladding wall construction for ovens or fireplaces : en fr
  • FR660388A - Improvements to automatic scales : en fr
  • GB288551A - An improved process for the manufacture and use of metallurgical carbons : en
  • FR660594A - Sound generating device with two or more membranes : en fr
  • FR660646A - Fixed diaphragm phonograph : en fr
  • GB315078A - Improvements in the production of the acid sulphate of alphanaphthylamine : en
  • DE479153C - Device for the permanent assembly of complete bicycle frames : de en
  • FR660524A - Bascule bridge with crank mechanism : en fr
  • DE479247C - Additional device for range finder : de en
  • FR660507A - Rotary tube furnace : en fr
  • GB315105A - Improvements in clips for labels : en
  • FR660540A - Device for receiving flattened sheets in feeders : en fr
  • FR660515A - Film advancement mechanism in cinematographic devices : en fr
  • CA291071A - Bottle : en fr
  • CA291256A - Sewing machine : en fr
  • FR660468A - Clip system for ear studs : en fr
  • GB315056A - Improvements in and relating to liquid fuel oil burners : en
  • GB315177A - Improvements in or relating to vacuum sweeping machines : en
  • FR660423A - Device applicable to meat slicers to allow automatic spreading and stacking of slices on top of each other : en fr
  • FR660489A - Method for the reduction of idle losses in flooded hydraulic turbines which can be driven by means of a prime mover operating as an engine : en fr
  • US1720370A - Combination clean-out and manhole cover : en
  • US1720553A - Creeper-truck framework : en
  • FR660562A - Shoe tree with tension spring extending from toe to heel : en fr
  • GB299846A - : en
  • FR660347A - Improvement in trunks or suitcases-cupboards or others : en fr
  • DE479073C - Pneumatic tube socket with a jacket made of transparent fabric : de en
  • FR660216A - System to increase the duration of stockings and socks : en fr
  • FR660357A - Improvement in spinning apparatus for artificial threads derived from solutions of cellulose ethers or esters : en fr
  • FR660552A - Improvements to the bars of grids : en fr
  • FR660282A - Water separator for removing condensation water from saturated steam in pipes, especially the passage pipes of multi-cylinder turbines : en fr
  • US1719918A - Double-headed three-way signal light : en
  • DE479127C - Machine for folding leather and similar fabrics : de en
  • GB315251A - Improvements in and relating to methods of and apparatus for lubricating gear wheels : en
  • US1719872A - Electric heater : en
  • DE478982C - Process for producing strong gas, semi-coke and by-products : de en
  • FR660536A - Automatic barrier for railway track level crossings : en fr
  • DE479232C - Drain switch mechanism : de en
  • GB315183A - Electric hand signal lamp : en
  • GB315151A - Improvements in or relating to the manufacture of barium peroxide : en
  • FR660301A - Desargileur device : en fr
  • FR660207A - Improvements to self-propelled plows : en fr
  • FR660444A - Liquid distributor forming a reverse gear, particularly applicable to hydraulic presses : en fr
  • DE479133C - Automatic device for checking film strips for cracks or the like. : de en
  • GB315041A - Improvements in machines for bending metal plates or sheets : en
  • GB315076A - Improvements in or relating to photographic cameras : en
  • FR660158A - Raised work area sewing machines : en fr
  • GB294577A - Improvements in low pressure liquid fuel burners : en
  • US1720559A - Fountain pen : en
  • US1720111A - Arrangement for resetting derailed railway vehicles on the rails : en
  • US1720399A - Car tank : en
  • US1719889A - Multispeed motor control : en
  • US1720101A - Pavement and method of preparing same : en
  • GB315178A - Improvements in and relating to fire extinguishers : en
  • US1720445A - Lubricator for railway journal boxes : en
  • US1720513A - Combustion engine : en
  • US1719936A - Adjustable typesetting frame : en
  • US1720311A - Vehicle light : en
  • FR660263A - Camera : en fr
  • FR660458A - Apparatus for dispensing sheet material according to its characteristics : en fr
  • DE479393C - Process for the production of the clearest possible, sharply defined halftone dots on offset machine plates : de en
  • FR659982A - : fr
  • FR660113A - Pressure lubrication method and apparatus : en fr
  • FR660441A - Auxiliary piloting device particularly intended for aircraft : en fr
  • GB283506A - Improvements in loading machines : en
  • GB315207A - Method of economising cooling water used in domestic refrigerating apparatus : en
  • DE479050C - Oil lubrication device for engines : de en
  • GB315131A - Improvements in and relating to containers of fibre board, cardboard and like materials : en
  • FR660191A - Improvements to a method and means for highlighting advertising and other grounds : en fr
  • GB295334A - Improvements in and relating to safety razors : en
  • FR660592A - lock nut : en fr
  • FR660173A - Clasp for bracelet or other similar item : en fr
  • DE478897C - Training and attachment of a fluid-controlled fuel injection valve for internal combustion engines with pressure atomization : de en
  • DE478876C - Electricity meter : de en
  • DE479267C - Arrangement for triggering switches in the event of a phase break : de en
  • DK40417C - Electromechanical Movement Device for Sound Reproducing Devices. : da en
  • FR660486A - Device for reducing the quantity of steam in front of the anodes of mercury vapor rectifiers : en fr
  • DK40414C - Device for Milk Drainers. : da en
  • US1720254A - Ticket printing or marking and issuing machine : en
  • US1720054A - Trip-hook sling : en
  • US1720465A - Clothes pounder : en
  • DE478987C - Process for the continuous production of dry sodium sulfate from Glauber's salt : de en
  • FR660141A - Manufacturing process of a lead-copper accumulator : en fr
  • US1719930A - Haeoldgeat : en
  • US1720353A - Tappet : en
  • US1720645A - Train control : en
  • FR660328A - Improvements to electro-pneumatic brakes : en fr
  • GB315203A - Improvements in gramophone and like sound boxes : en
  • US1720377A - Machine for arranging paving materials : en
  • US1720501A - Current regulator for electric lamps : en
  • FR660446A - Improvements to skips and, in particular, to skips intended for the mechanical handling of friable materials such as coal and coke : en fr
  • GB315128A - Improvements in or relating to the production of lead oxide : en
  • FR660601A - Connection arrangement for telephone systems with operation by selectors and collectors : en fr
  • DE479258C - Device for controlling pressure sources : de en
  • FR660127A - Metal vapor close lamp : en fr
  • US1719980A - Window screen : en
  • US1720555A - System of motor control : en
  • FR660107A - Advanced automotive bodywork : en fr
  • FR660400A - Electromagnetic rotary timer, variable inertia and acceleration, can be remotely controlled : en fr
  • US1720136A - Terrace display means for paper boxes : en
  • FR660153A - Device for raising and lowering the upper roll in rolling mills : en fr
  • GB315730A - Improvements in and connected with jaws of stone breakers or crushers : en
  • DE479143C - Process for improving the properties of cold-swelling calcium halide starch preparations : de en
  • FR660545A - Advertising device : en fr
  • GB315239A - Improvements in or connected with propellers of motor-driven canal and other boats, river barges and the like : en
  • GB312333A - Improvements in or relating to illuminating devices : en
  • CA291216A - Silk processing : en fr
  • DE479177C - Synchronizing device for rotating shafts : de en
  • FR660339A - Improvements to electric clocks : en fr
  • FR660587A - Safety device for gas valves : en fr
  • FR660152A - Stop clips for rails : en fr
  • CA291234A - Electric switchgear : en fr
  • US1720024A - Ore mill and grinding element therefor : en
  • US1720526A - Heel for footwear : en
  • AU1513228A - Improvements inthe method of and means forthe extraction of oils andthe like from bodies containing thesame : en
  • US1720373A - Wall insert electric heater : en
  • US1720562A - Winch : en
  • CA291165A - Preparation of fresh fruits for market : en fr
  • US1719921A - Clamp : en
  • US1720629A - Bathing garment : en
  • US1720256A - Automatic train-pipe coupling head : en
  • US1720521A - Storage-battery-charging system : en
  • AT113745B - Grate plate for petroleum stoves. : de en
  • AU1666428A - Improvements in or relating to fluid pumps or compressors : en
  • US1720026A - Method for slaking lime and producing hydrate of lime : en
  • DE479154C - Machine for pinching the heel part of footwear : de en
  • CA291214A - Valve for rock drills : en fr
  • US1720037A - Grip for fish tape : en
  • US1720078A - Drop brake shaft and mounting therefor : en
  • US1720435A - Shank and bit punch : en
  • FR660295A - Advanced automotive clutch : en fr
  • FR660640A - Delay coils for compound electrical systems, such as combined telephone and telegraph systems : en fr
  • USD78925S - Design fob a combination penholder and inkstand : en
  • DE479141C - Method of making stencils : de en
  • GB315083A - An improved roller skate : en
  • US1720260A - Vending and serve-self store vehicle : en
  • US1720285A - Drag chain : en
  • US1720327A - Crucible : en
  • FR660539A - Device for slowing down rotational movements of letterpress feeders : en fr
  • DE479162C - Process for the production of tanning condensation products from the sulphite liquors of the cellulose industry : de en
  • DK40436C - Apparatus for tying boxes, packages, bales and the like with a metal band with a pre-attached closure piece. : da en
  • US1719973A - Egg beater : en
  • US1720056A - Adjustable beam hanger : en
  • US1719831A - Two-zone pulverizing apparatus : en
  • US1720468A - Rotary fruit and vegetable stemming, peeling, and trimming head : en
  • US1720299A - Operating means : en
  • DE478945C - Active coal production : de en
  • FR659990A - Device for controlling the degree of transmission in telephone systems, amplifier installations and similar installations : en fr
  • FR660231A - Hydrol treatment process : en fr
  • FR660512A - Improvements to electronic discharge and water-cooled devices : en fr
  • GB288554A - Manufacture of vat-dyestuffs : en
  • FR660541A - Oscillating table for feeders : en fr
  • DE479108C - Hinge pin for the cover of the axle bushes of railroad cars : de en
  • FR660451A - Product to prevent the oxidation of metals and remove rust : en fr
  • US1720329A - Manufacture of fermented beverages of reduced alcohol content : en
  • US1720618A - Grain separator : en
  • US1720360A - Mixing apparatus : en
  • US1719979A - Crushing machine for hard materials : en
  • US1720021A - Locker : en
  • US1720632A - Woven fabric : en
  • FR660509A - Piston seal for atomized fuel engines : en fr
  • GB302640A - Method of rendering iron chromium aluminum alloys ductile : en
  • GB315025A - A new or improved pyrotechnic device : en
  • DE479163C - Process for the preparation of aminodiazoanthraquinone sulfo acids : de en
  • DK40415C - Sight grains. : da en
  • US1719928A - Hair waver : en
  • US1720163A - Liquid cooler : en
  • US1720306A - Building tile : en
  • US1719935A - Speed reducer and the like : en
  • US1720546A - Glass-cutting apparatus : en
  • FR660205A - Automatic gear change device for motors : en fr
  • GB315026A - Improvements in lifting jacks : en
  • DE479306C - Device for cutting slices and grating potatoes, apples or the like. : de en
  • US1719989A - Method of and apparatus for assembling insulators : en
  • US1720108A - Automobile signal : en
  • DE479307C - Gas cooker : de en
  • US1720241A - Air moistener : en
  • AT113737B - Smoke protection cover for bridges etc. like : de en
  • FR660390A - Assembly process for metal profiles : en fr
  • FR660634A - Process for the production of elastic tires for wheels : en fr
  • GB315063A - Improvements in method of generating helical gears : en
  • AT113732B - Wheel for motor vehicles u. like : de en
  • US1720544A - Radio receiving apparatus : en
  • US1720050A - Disappearing door structure : en
  • AT113703B - Device for spreading cut tobacco on cigarette machines. : de en
  • US1720189A - Electric-motor-control system : en
  • US1720090A - Boiler : en
  • US1720067A - Battery clip : en
  • US1720132A - Tent frame : en
  • US1720520A - Storage-battery-charging system : en
  • FR660523A - Acoustic advertising device : en fr
  • US1720267A - Fluid-pressure brake : en
  • AT113739B - Process for two-stage combustion, especially of low-quality, water-rich, woody and bituminous fuels. : de en
  • CA291136A - Self-lubricating bearing : en fr
  • AU1693128A - Spike extractor : en
  • US1720129A - Toilet seat : en
  • CA291098A - Magnetic liquid heater : en fr
  • CA291238A - Spring assembling method : en fr
  • US1720307A - Vehicle brake : en
  • US1719840A - Holder for articles of stationery : en
  • US1720572A - Thermostatic air control : en
  • FR660180A - : fr
  • FR660230A - Gas and fluid meter : en fr
  • GB315246A - Improvements in electric furnaces : en
  • AU1712928A - An improved process of and means for use inthe manufacture of butter : en
  • CA291287A - Compensator for ordnance : en fr
  • US1720579A - Egg case : en
  • USD78943S - Design for an attachment-plug receptacle : en
  • US1720120A - Shoe : en
  • US1720519A - Storage-battery-charging system : en
  • US1720635A - Speed-indicating means for cars : en
  • CA291100A - Ammonium sulphate and sulphur processing : en fr
  • US1719837A - Carburetor construction : en
  • US1720272A - Harness cord for looms : en
  • GB315086A - Improvements in or relating to machines for beaming yarns and threads : en
  • US1719858A - Brake : en
  • CA291248A - Typewriting machine : en fr
  • AU1528328A - Improvements in means forthe hauling of excavating andother machinery : en
  • DE479328C - Bottle crate : de en
  • DE479386C - Hand punch device for payment cards : de en
  • US1719824A - Angle bar for joining rails : en
  • US1720130A - Oblique-seat valve : en
  • US1720282A - Automatic copyholder for adding machines : en
  • US1720292A - Sewing-machine attachment : en
  • DE479461C - Blade-shaped multi-hole blade for safety razor : de en
  • DE479545C - Device for pulling the beehives out of beehives : de en
  • DE478994C - Process for the preparation of colloid-soluble metal hydroxides : de en
  • AU1415528A - Improvements in and relating to the surfacing of concrete articles : en
  • US1720301A - Hair drying : en
  • USD78929S - Design fob : en
  • CA291199A - Train control system : en fr
  • CA291200A - Train control : en fr
  • CA291265A - Temperature regulating device : en fr
  • CA291147A - Production of cyclopentenyl substituted aliphatic acids : en fr
  • US1719967A - Vania : en
  • US1720644A - Train control : en
  • US1719996A - Transfer device for finely-ground material : en
  • US1720046A - Thread-fastening machine : en
  • DK40444C - Shut-off valve for automatic pipeline connections. : da en
  • GB315201A - Improvements in apparatus for coating surfaces with liquid, pulpy, pulverulent or granular matter : en
  • AU1736128A - Improvements in and connected with parimutuel or totalisator machines : en
  • US1719897A - Leer : en
  • US1719904A - Button : en
  • US1720375A - Chine co : en
  • DE479244C - Drawer guide with slotted guide rails, which are pulled out to half of their length when pulling out the drawer : de en
  • US1720547A - Method and apparatus for drawing sheet glass : en
  • DE479151C - Internal combustion engine with airless fuel injection and with a movable prechamber provided with overflow channels : de en
  • DE479304C - Device for breeding microorganisms in the absence of oxygen : de en
  • DK40419C - Device for Draining the Low Pressure Boiler in Steam Turbines. : da en
  • GB315031A - Improvements in or relating to hacksaw blades : en
  • GB288523A - Improvements in apparatus for washing vehicles, particularly automobile vehicles : en
  • GB289011A - Improvements in lock nuts : en
  • GB315776A - Improved construction of rod suitable for use as stair-rods, curtain poles, hand-rails and for other purposes : en
  • US1720100A - Apparatus for breaking animals' necks : en
  • FR660348A - electric exhaust with direct reaction, more particularly applicable to portable time devices : en fr
  • GB315152A - A new or improved tensioning device for yarns and threads during winding thereof : en
  • FR660305A - Metal clip for roof tiles : en fr
  • GB315085A - Improvements in and relating to synchronous dynamo electric machines and synchronous electric motors : en
  • GB292133A - Process for obtaining sterols : en
  • GB315245A - A process and apparatus for the fractional separation, grading, and sizing of solid materials in the form of lumps, granular particles and powders and the separation of the components of a mixture of different solid materials : en
  • US1720179A - Air cleaner : en
  • US1719823A - Form-supporting device : en
  • US1719924A - Curtain rod : en
  • CA291113A - Sled runner : en fr
  • US1720543A - Expansion joint for pipes : en
  • DE479135C - Impeller with exchangeable outer rim : de en
  • DE479290C - Hydraulic-electric driving device for intermittently moving objects, especially vehicle brakes : de en
  • FR660506A - Feeding of materials into the rotary kiln and their removal : en fr
  • GB315142A - Improvements in the manufacture and production of ballast free solid fertilisers containing lime : en
  • CA291289A - Contact cable : en fr
  • AU1247228A - Improved harvesting machine : en
  • AU1530628A - An improved scraper attachment forthe wheels of tractors agricultural implements andthe like : en
  • US1720029A - Apparatus and method for manufacturing glassware : en
  • CA291135A - Self-lubricating bearing : en fr
  • CA291143A - Conductor terminal : en fr
  • US1720096A - Dispensing device : en
  • US1720411A - Automatically threading loom shuttle : en
  • US1720494A - Brake-operating connection : en
  • AT113765B - Float valve for the supply and discharge lines for fuel storage. : de en
  • AU1426728A - Electric discharge lamp, particularly for the variable electrical processes : en
  • US1719953A - Reversible-blade propeller : en
  • CA291180A - Brake beam support arm bracket : en fr
  • US1719987A - Refrigerant flue ice and method : en
  • AU1733528A - Improvements in devices for feeding and controlling the flow of materials : en
  • AU1741028A - Remote control apparatus : en
  • CA291132A - Kiln attachment : en fr
  • US1720079A - Button : en
  • US1719929A - Back rest for chairs : en
  • US1720278A - Chemical substance : en
  • DE479002C - Process for the separate production of ammonia and ammonia compounds from gases, in particular from distillation gases : de en
  • DE479287C - Stopper for compressed gas bottles : de en
  • FR660564A - Improvements to window stops : en fr
  • DE479313C - Method and device for atomizing the fuel by means of exhaust gases in internal combustion engines : de en
  • DE479418C - Machine for milling the back of flat stereotype plates u. like : de en
  • US1720139A - Method of forming sleeve actuators : en
  • US1720586A - Oil-immersed electric switch gear : en
  • US1720159A - Air pump : en
  • US1720479A - Shoe-stretching device : en
  • DE479257C - Suction box for paper, cardboard and pulp dewatering machines : de en
  • DE479442C - Leveling and measuring device : de en
  • FR660200A - Device relating to instruments for motor vehicles : en fr
  • US1719878A - Vehicle : en
  • US1720438A - Milk-bottle safe : en
  • US1720442A - Vacuum electric-tube apparatus : en
  • US1719860A - Propeller attachment : en
  • US1720177A - Method of protecting metal, wood, and other substances and objects so protected : en
  • DK40418C - Device for hangers for hanging garments. : da en
  • US1719888A - Electric furnace : en
  • US1720478A - Incinerator-charging opening : en
  • CA291233A - Insulated spring shackle : en fr
  • US1719898A - Method of and apparatus for producing a fuel mixture of predetermined calorific value : en
  • AT113713B - Kite sailing ship. : de en
  • CA291269A - Frequency translating circuit : en fr
  • CA291080A - Blower and suction device : en fr
  • FR660123A - Advanced boom system for excavators, power shovels, cranes and the like : en fr
  • US1720643A - Chemical container : en
  • US1719821A - Rear-view mirror bracket : en
  • US1720409A - Beet-thinning machine : en
  • USD78927S - Adolph m : en
  • CA291156A - Artificial board : en fr
  • US1719994A - Gas heating stoves : en
  • US1720131A - Conveyer and tumbler for article-coating apparatus : en
  • US1719997A - Folding ladder : en
  • AT113771B - Fastening device for the fuel supply pipe on the frame of a spirit gas stove. : de en
  • GB301053A - : en
  • US1719875A - Power-operated steering gear : en
  • US1719916A - Picture-transmitting system : en
  • DE478991C - Brake adjusting device : de en
  • GB315114A - Improvements in illuminating appliances : en
  • GB315129A - Improvements relating to gas heated cooking apparatus : en
  • US1720007A - Safety clutch mechanism for motor vehicles : en
  • US1720289A - Overwinding preventer for spring motors : en
  • US1720588A - Vending machine : en
  • US1719926A - Stencil sheet : en
  • FR660537A - Mechanical cable excavator : en fr
  • FR660639A - Directional antenna : en fr
  • AU1692728A - Improvements in machines for kneading, crushing, mixing and similar operations : en
  • USD78957S - Miriam n : en
  • US1720397A - Roundabout : en
  • DK40430C - Device for Regulating the Precession Movement by Ship Gyroscopes. : da en
  • US1720195A - Excavating device : en
  • AU1734328A - Improvements in or relating to tools for detaching or withdrawing wheels, pulleys andthe like from their axles : en
  • US1720044A - Soap dispenser : en
  • CA291217A - Lacing machine : en fr
  • CA291250A - Acoustic device : en fr
  • DE479170C - Heart for switches and crossings : de en
  • USD78959S - Design for panel for radio receiving sets : en
  • DE478899C - Silencer for internal combustion engines : de en
  • DE479071C - Cross-winding machine with automatically changing winding length : de en
  • US1720606A - Knitting machine : en
  • AT113729B - Device to compensate for pressure losses in the main line of the air brake with compensating slide. : de en
  • DE478923C - Circuit arrangement for telephone systems with dialer operation : de en
  • CA291186A - Oil reaction process : en fr
  • CA291188A - Drive for paper-making machines : en fr
  • US1720002A - Electrical health appliance : en
  • US1720652A - Governor for fluid-pressure motors : en
  • US1720185A - Liquid-clarifying apparatus : en
  • AU1457428A - Improvements intire constructions : en
  • DE479171C - Hold-down screw connection for swivel chair switches located outside the axis of rotation : de en
  • CA291163A - Preparation of fresh fruits for market : en fr
  • DE479206C - Vehicle toy in the shape of an airplane guided on a pole : de en
  • US1719992A - Calling device : en
  • US1720385A - Fastener-cementing device : en
  • US1719946A - Manifolding machine : en
  • US1720487A - Process for making infusible asphalt masses of high elasticity : en
  • US1720355A - Mixer assembly : en
  • DE479174C - Method for eliminating speech distortion in telephone lines with amplifiers : de en
  • GB315098A - Improvements in and relating to measuring and filling apparatus : en
  • GB315100A - Improved construction of apparatus for use in playing a game : en
  • FR660144A - New steel propeller for aeronautics : en fr
  • US1720639A - Latch-bolt guide : en
  • CA291155A - Artificial board : en fr
  • US1719906A - Pumping steam trap : en
  • US1720265A - Valve lubricator : en
  • US1720304A - Cone-rolling machine : en
  • US1720456A - Stuffing box : en
  • US1720463A - Combined receptacle and pilot light : en
  • AT113752B - Hurricane lantern. : de en
  • CA291123A - Window mechanism : en fr
  • US1720515A - Sound box : en
  • US1719826A - Dispensing cabinet : en
  • US1720063A - Window-operating apparatus : en
  • US1720047A - Safety device to protect carrier entrances : en
  • US1720337A - Shipping container : en
  • US1719909A - Ginia : en
  • US1720474A - Reversible-seat mechanism : en
  • USD78956S - Design for a lamp : en
  • US1719999A - Switch : en
  • US1719863A - Furnace electrode carrier : en
  • CA291209A - Hydraulic heat generating system : en fr
  • CA291177A - Textile machinery : en fr
  • US1720633A - Train control : en
  • AT113728B - Automatic electrical point setting. : de en
  • AT113758B - Filling device for cigarettes and similar cylindrical bodies. : de en
  • CA291106A - Anti-thumb sucking device : en fr
  • CA291204A - Carbide manufacture : en fr
  • AT113761B - Burners for gaseous and gasified liquid fuels. : de en
  • CA291129A - Stove pipe brush : en fr
  • AU1550528A - Process for constructing the hull of an airship : en
  • AU1493028A - Combined ball and spigot and faucet swinging joint for window frames : en
  • AU1602228A - Improvements in or relating to radiators for use on aeroplanes and for like purposes : en
  • CA291137A - Self-lubricating bearing : en fr
  • DE479312C - Drive of the straw shaker and the cleaning boxes of threshing machines : de en
  • FR660274A - Illuminating body of spherical or ellipsoidal shape particularly intended for electric incandescent lamps : en fr
  • FR660481A - Transmission pulley system : en fr
  • FR660244A - Process for the production of the working pressure in apparatus for producing an artificial fog : en fr
  • FR660497A - Cooking bag for meats cut into small pieces or chopped : en fr
  • FR660410A - Three-engine seaplane : en fr
  • CA291211A - Gas and liquid separation : en fr
  • DE479045C - Accelerometer : de en
  • DK40431C - Method and Apparatus for Treatment and Drying of Newly Harvested Crop. : da en
  • FR660194A - Mode of operation of windmills : en fr
  • AT113778B - Process for the production of openings, channels and. Like. In glass bodies. : de en
  • US1719970A - Process of producing calcium carbide and pig iron : en
  • CA291205A - Metal box : en fr
  • AT113789B - Scales with closed circular scale. : de en
  • CA291171A - Fluid pressure valve device : en fr
  • CA291203A - Traffic controlling system : en fr
  • DE478984C - Process for cooling hot gases or steam using a double-walled tower : de en
  • AU1630528A - Improvements in methods for treatment of hydrocarbons : en
  • DE479303C - Elastic mat : de en
  • CA291242A - Apparatus for forming gas into solids : en fr
  • US1720146A - Collapsible box : en
  • CA291241A - Knife manufacture : en fr
  • AT113793B - Method and device for determining the path elements of non-visible aircraft on a purely acoustic basis. : de en
  • US1719859A - Fuse holder : en
  • US1720257A - Automatic train-pipe connecter : en
  • US1720585A - Mold for casting stereotype plates : en
  • AU1589728A - Improved undercarriage construction for trucks andthe like : en
  • GB311754A - Improvements in hydraulic shock absorbers : en
  • AT113708B - Inflatable hollow body composed of flat rubber sheets. : de en
  • AU1300728A - Improvements in protective systems for electrical circuits : en
  • CA291281A - Dough cutter : en fr
  • US1720215A - Method of producing tarnish-resisting silver and silver plate : en
  • US1720372A - Bar plate or rail-joint bar : en
  • US1720550A - Tunnel kiln : en
  • US1720582A - Device for measuring torsion : en
  • FR660281A - Safety coupling for the continuous operation of a train, connected by plug couplings : en fr
  • GB315291A - Improvements relating to automatic and semi-automatic telephone systems : en
  • CA291249A - Method of finishing cellulose derivatives : en fr
  • FR660247A - Device for checking fault indicating devices in electrical machines : en fr
  • FR660276A - Suspension clamp for galvanic baths : en fr
  • FR660346A - Improvements to lock washers : en fr
  • FR660499A - Process for the production of photographs in the form of drawings, especially for cinematography : en fr
  • GB315254A - Process for the mechanical dispersion of alkaline earth and heavy metal salts of the phosphoric and arsenic acids : en
  • FR660354A - Needlework supplies holder : en fr
  • GB301735A - Improvements in or relating to devices for facilitating acceleration of internal combustion engines : en
  • GB314824A - Improvements in locking devices for doors and the like : en
  • GB315130A - Improved means for washing, drying and polishing tumblers, cups and like articles : en
  • US1720347A - Closure : en
  • FR660522A - Pneumatic pressing mattress for shoe gluing presses : en fr
  • DE478953C - Induction counter used as a timer : de en
  • US1720300A - Art of pressing wax-containing oil : en
  • FR660473A - Improvements in the construction of saddles for motorcycles and other vehicles : en fr
  • US1719868A - Shipping receptacle : en
  • US1719971A - Drum-mill feeder : en
  • US1720121A - Drawing holder and tightener for drawing boards : en
  • DE479103C - Screw-shaped rotary agitator : de en
  • FR660150A - Frames for large and small printing plates : en fr
  • GB315117A - Improvements in refining crude paraffin and the like : en
  • AT113746B - Heat storage. : de en
  • AU1563128A - Process for refining petroleum or petroleum products : en
  • CA291232A - Clutch : en fr
  • GB315043A - Improvements in or relating to feed machanism for keyboard-operated embossing or like machines : en
  • GB315170A - Water works pillar taps : en
  • FR660169A - Sealed seal for pistons : en fr
  • FR660431A - Sand extraction and cleaning process : en fr
  • GB315033A - Improvements in the manufacture and production of vat dyestuffs : en
  • FR660267A - Wood heel notching machine : en fr
  • GB315146A - Improvements in splints and bandages for emergency use : en
  • FR660596A - Improvements to devices used to establish synchronism between the movement of a cinematographic film and devices used to record and reproduce sound, musical instruments, etc. : en fr
  • GB315156A - Method of and apparatus for evacuating suction boxes for paper machines and the like : en
  • US1719968A - Mount for radiotubes : en
  • US1720237A - Industrial truck : en
  • FR660156A - Process for the production of dyes for anthraquinone series tanks : en fr
  • DE479148C - Electric water heater : de en
  • GB289010A - Improvements in veneer lathes : en
  • CA291146A - Process for making cyclopentyl compounds : en fr
  • FR660402A - Portable roasting oven : en fr
  • US1720491A - Fruit-treating apparatus : en
  • US1720552A - Machine for the manufacture of glass articles : en
  • GR2364B - PERFECTIONS ON ADVERTISING BY LIGHT AND NON-SIGNS. : el en
  • GB295373A - An improved clutch : en
  • US1720125A - Door-operating mechanism for refrigerator cars : en
  • US1720175A - Roller side bearing : en
  • FR660438A - Torsiometer : en fr
  • FR660306A - Device for mounting the electric heating elements in the radiators : en fr
  • FR660128A - Improvements to servomotors : en fr
  • GB315132A - Improvements in interchangeable filler feed for cigar machines : en
  • GB315292A - Improvements in or relating to absorption refrigerating apparatus : en
  • FR660436A - Improvements to water levels or other fluids : en fr
  • GB315109A - Improvements relating to sound reproducing devices, such as loud speakers : en
  • DE479263C - Two-axis drawbar frame for rail vehicles : de en
  • USD78944S - John b : en
  • DE479086C - Gas firing with a combustion chamber located between the burner and the boiler room and located in the burner axis : de en
  • DE479168C - Device to prevent the trolley frame from tipping over with dump trucks : de en
  • FR660269A - Process for the purification of gases containing hydrogen sulphide : en fr
  • GB315243A - Pyrophoric ignition devices : en
  • CA291170A - Feed valve device : en fr
  • CA291292A - Magneto : en fr
  • DE478986C - Production of hydrogen sulfide or sulfides from sulfur : de en
  • GB315288A - Improvements in devices for sprinkling or distributing powdered material : en
  • FR660344A - Regulator for automatic adjustment of the piston stroke and the position of the brake cylinder balances for all vehicles and in particular those for railway equipment : en fr
  • GB302910A - Improvements relating to drive chains : en
  • GB315079A - Improvements relating to the illumination of light-sensitive cells : en
  • US1719957A - Spectacle template : en
  • US1720138A - Method for working up solutions obtained by leaching ores having been subjected to a chlorination roasting process : en
  • USD78948S - Design for an automobile window-regulator handle or similar article : en
  • GB298533A - Improvements in energy-accumulating brakes for vehicles : en
  • GB315061A - Improvements in or relating to grease-containers and grease-guns : en
  • FR660326A - Improvements to air suspension devices for airplanes and others : en fr
  • FR660520A - Method and device for measuring electrical quantities : en fr
  • GB315116A - Improvements relating to electric switches : en
  • FR660172A - Device for monitoring devices indicating insulation faults in electrical machines : en fr
  • DE479054C - Daylight mirror advertising device : de en
  • FR660387A - Process for the production of ethyl alcohol from the gases of the coal distillation : en fr
  • US1720412A - Method of making cop skewers : en
  • US1720457A - Railway-car journal-bearing construction : en
  • US1720490A - Weeder attachment for harrows : en
  • DE479123C - Device for the automatic shutdown of automatically working thread cutting machines when the tap breaks : de en
  • DE479332C - Process for the production of physiologically active substances : de en
  • US1720509A - Protective device : en
  • FR660213A - Doler knife for leather work : en fr
  • US1720290A - Method of operating molten-slag gas producers : en
  • US1720571A - Apparatus for exercising the fingers : en
  • DE479203C - Spray device : de en
  • GB299026A - Improvements in and relating to vacuum brakes : en
  • FR660170A - Improvements to systems for central telephone offices : en fr
  • FR660530A - Soccer ball envelope : en fr
  • FR660208A - Improvements to mechanical traction agricultural implements : en fr
  • FR660482A - Improvements to pneumatic brake distributors : en fr
  • US1719908A - Water-softener apparatus : en
  • DE478967C - Control cams for cam controls of all kinds of power and working machines : de en
  • US1720542A - Radio reproducing attachment for pianos : en
  • DE478861C - Printing machine with a vertical printing forme that works together with a printing cylinder : de en
  • DE479169C - Climbing switch adjustable to different track distances : de en
  • FR660343A - Full-tightening lock nut washer : en fr
  • GB293833A - Improved process for removing sulphur from articles made from viscose : en
  • AT113757B - Petroleum gas heater. : de en
  • FR660187A - Continuous railway line : en fr
  • GB310794A - Improvements relating to spring suspensions for motor vehicles : en
  • DE479047C - Squeeze for potatoes and other fruits : de en
  • US1719972A - Oven : en
  • US1720086A - Charge control for internal-combustion engines : en
  • US1720601A - Combined spade and planter : en
  • DE479113C - Selectively acting reverse current protection device for rectifier systems with several units connected in parallel : de en
  • FR660575A - Process for the preparation of light sensitive layers : en fr
  • GB290249A - Improvements in or relating to rotary apparatus applicable as a motor, pump or compressor : en
  • GB315028A - Improvements in and relating to weighing apparatus : en
  • DE479001C - Sinker for knitting machines : de en
  • DE479088C - Pulsation apparatus, in particular for massage purposes : de en
  • DE479277C - Lasting machine for the production of footwear with a device for connecting the back leather and the insole heel with small nails : de en
  • CA291178A - Production of electrical conducting rods : en fr
  • CA291201A - Continuous inductive train control : en fr
  • AT113742B - Conveying bulk goods using conveyor troughs. : de en
  • GB315334A - Improvements in and relating to coin testing devices in coinfreed apparatus : en
  • DE479376C - Dentifrices : de en
  • US1719983A - Lubricating device : en
  • US1720000A - Vibration and sag resistant filament : en
  • US1720011A - Projection apparatus : en
  • US1720504A - Piston ring : en
  • US1720453A - Means for reducing interfering voltages in radio apparatus : en
  • CA291119A - Shower receptor : en fr
  • DE479211C - Self-sealing coke oven door : de en
  • DE479091C - Automatic fire extinguishing device in which a thermostatically influenced auxiliary valve is activated : de en
  • DK40438C - Method for Manufacturing a Porous Building Material. : da en
  • GB305014A - Improvements in support for implement retainers for percussive tools : en
  • GB306887A - Improvements in or relating to apparatus for sharpening twist drills : en
  • FR660399A - Arc lamp adjustment device : en fr
  • US1720202A - Guide rail : en
  • CA291157A - Sheet file : en fr
  • FR660605A - Loom for tubular fabrics or width fabrics : en fr
  • AU1672328A - Improved method of influencing an electric current by means of radiation : en
  • AU1711728A - Improvements inthe hydrogenation of carbonaceous materials : en
  • FR660148A - Hydraulically driven machine tool : en fr
  • FR660287A - Advanced press for tennis racquets and similar racquets : en fr
  • GB315150A - Improvements in and connected with mangles for household and like uses : en
  • CA291145A - Buffer : en fr
  • FR660176A - Method and device for fixing prepared caps, in one piece, on insulators : en fr
  • GB304715A - : en
  • FR660619A - Method for operating apparatus intended for determining the gas content of solid bodies, in particular metals, and device for carrying out this method : en fr
  • GB315329A - An improved method of and apparatus for use in the preparation of malted foodstuffs : en
  • US1720627A - Electric switch : en
  • US1719864A - Apparatus for gas analysis : en
  • DE478860C - Process for the operation of regenerative coke oven batteries for high and low gas heating : de en
  • US1720226A - Marking device for recording apparatus : en
  • AU1569628A - Improvements ingolf clubs : en
  • FR660229A - Process for recovering by-products from coke ovens : en fr
  • FR660338A - Manufacture of artificial marbles : en fr
  • FR660470A - Installation under glass of radio telephones : en fr
  • DE479085C - Process for transferring tallow oil into water-soluble or water-emulsifiable form : de en
  • DE479117C - Circuit for dynamo battery ignition of explosion engines : de en
  • GB301070A - : en
  • FR660435A - Device to achieve a ribbed and durable wave : en fr
  • GB292167A - : en
  • GB315122A - Improvements in automatic weighing machines : en
  • DE479192C - Process for the production of a spray liquid for combating plant pests : de en
  • FR660503A - Chain tensioner for loom : en fr
  • FR660595A - Heavy oil engine with fuel atomization in a condensation chamber separated from the working cylinder by a throttle : en fr
  • CA291094A - Grease cup : en fr
  • AT113741B - Method and device for airtight sealing of canning jars. : de en
  • AU1412728A - Improvements in apparatus for drying wet material under vacuum : en
  • FR660256A - Further development in the manufacture of footwear, such as espadrilles, for example : en fr
  • FR660279A - Inexpensive Home Building System : en fr
  • DE479193C - Compressorless two-stroke diesel engine with a crankcase scavenger pump and an additional scavenger pump connected to the crankcase : de en
  • DK40441C - Ventilation device, in particular for Staldrum. : da en
  • DE479160C - Device for the production of suspensions or mixtures of liquids with solid or semi-solid substances or other liquids : de en
  • FR660360A - Intensive burner with mixer fluid regulator : en fr
  • GB299794A - Improvements in and connected with compressed air brakes : en
  • GB315103A - Improvements in process of manufacturing gelatin capsules for use as bottle caps : en
  • FR660214A - Method and apparatus for drying, after ironing, in press-ironing machines articles of clothing or fabrics : en fr
  • DE478821C - Cash register with cylindrical keypad and a printing device influenced by special keys for the optional issue of a check or an invoice : de en
  • DE478946C - Preparation of alkali cyanides : de en
  • US1719901A - Balance beam : en
  • GB315453A - Wood-working machine having a horizontal arm slidably supporting a tool holder : en
  • FR660210A - Precision automatic electrical remote contact : en fr
  • DE479018C - Platen printing press for multi-color printing : de en
  • DK40439C - School desk. : da en
  • DE478988C - Process for the production of solutions suitable for the manufacture of ammonium sulphate and alkali sulphate or their double salts : de en
  • FR660181A - Neon sign : en fr
  • FR660226A - Process for the manufacture of sealing wedges, particularly magnetic sealing wedges for the grooves of machines and electrical devices : en fr
  • FR660140A - Underwear : en fr
  • US1720074A - Base-exchange silicate and process of preparing the same : en
  • DE479213C - Composite conductor for electrical overhead lines : de en
  • DE479180C - Drying and smoldering attachment for generators, roasting and drying ovens and similar facilities : de en
  • FR660272A - Improvements made to containers for pulverulent materials, in particular to those intended to contain samples of said materials : en fr
  • FR660544A - Machine intended for the manufacture of screens and similar uses : en fr
  • US1719833A - Napkin-folding machine : en
  • US1719934A - Protection means for soot-blowing elements : en
  • US1720004A - Fence : en
  • US1719977A - Illuminating signal : en
  • US1720516A - System of deoxidization : en
  • DE479059C - Device for machine guns, which can be switched off in synchronism with a rapidly rotating organ such. B. the propeller of an aircraft are operable : de en
  • DE479198C - Machine with squeezing rollers, in which the squeezing pressure can be regulated by rollers arranged on swingable levers : de en
  • DE479375C - Dental instrument : de en
  • DE479172C - Overhead track switch for lower flange travel : de en
  • DE479256C - Fabric shredder for paper production : de en
  • GB315087A - Improvements in draw-bars or booms for two-wheeled trailers : en
  • FR660488A - Installation of gas turbines with centrifugal compressor and piston compressor : en fr
  • DK40416C - Frame device for Motor Drums. : da en
  • US1720188A - Brake-shoe-operating device : en
  • US1720428A - Tool for removing hub bushings and the like : en
  • USRE17368E - bqbiwsobti o : en
  • USD78922S - Design for oilcloth : en
  • US1719923A - Container for granular material : en
  • US1720144A - Recovery of entrained oils from clay : en
  • US1719955A - Double-back jack : en
  • FR660393A - Process for mollifying fibers of cellulosic origin, with a view to facilitating their esterification : en fr
  • CA291284A - Exhaust nozzle : en fr
  • US1719995A - Radio frequency transformer : en
  • US1720651A - Sachusetts : en
  • FR660590A - Rail trimming device : en fr
  • US1720102A - Chair : en
  • DE479411C - Equipment for the production of finely grained metal by splitting jets of molten metal : de en
  • US1719855A - Automatic motor-control system : en
  • US1719887A - Condenser for refrigerating machines : en
  • DE479144C - Die setting and line casting machine with several magazines, which are constantly connected to a depositing device and which are alternately brought into the working position by means of a lifting device : de en
  • GB303015A - Improvements in or relating to the separation of sheets of paper and the like from apile : en
  • FR660278A - Vacuum : en fr
  • FR660137A - Device for transforming a dust extractor into a floor polisher : en fr
  • AU1534328A - Improved plug for baths, sinks andthe like : en
  • CA291244A - Sheet feeding mechanism : en fr
  • US1720507A - Silencer : en
  • FR660193A - Radial thrust bearing : en fr
  • FR660359A - Bi-seal : en fr
  • GB315331A - Improvements in or relating to the manufacture of naphthalene derivatives : en
  • US1720106A - Distributing system : en
  • FR660122A - Gasifier for the production of rich gas extracted from bituminous fuels : en fr
  • GB294539A - Improvements in or relating to the refining of hydrocarbons : en
  • GB315091A - Improvements in or relating to respiration devices : en
  • GB295585A - Explosive projectile for infantry rifles and quick-firing small arms : en
  • CA291149A - Laminated spring : en fr
  • FR660622A - Improvements to air filters for internal combustion engines and similar applications : en fr
  • GB315053A - Improved keyboard for typewriting machines : en
  • CA291124A - Traction wheel : en fr
  • AU1582128A - Improvement to effets as used in sugar factories and to other vessels inwhich aliquid is boiled ina vacuum or under low pressure : en
  • US1720034A - Automatic air-supply valve for ice pans : en
  • US1720339A - Guy-wire tension equalizer : en
  • US1719932A - Tank vent : en
  • AT113773B - Rope winder for winch drums. : de en
  • US1720419A - Spinning apparatus for artificial yarns or threads : en
  • US1720575A - Nut sheller : en
  • US1720619A - Swivel for light and drop cords and the like : en
  • US1720180A - Air-actuated switch : en
  • US1720630A - Squeegee : en
  • US1720041A - Safety parachute device for aircraft : en
  • AT113715B - Flexible and tight gutter rail for fastening the roof of an automobile to the body. : de en
  • US1720431A - Self-aligning bearing : en
  • US1720461A - Tread for surfaced roads and pavements : en
  • CA291218A - Means for keeping clean looms and knitting machines : en fr
  • US1720655A - Feeding gauge for platen presses : en
  • USD78954S - Design fob a stocking : en
  • USD78924S - Design fob a lighting-fixtube wall beacket oe aeticle of analogous : en
  • DE479188C - Spring mattress : de en
  • FR660284A - Paper bag : en fr
  • US1720425A - Soundbox for talking machines : en
  • AU1405928A - Improvements in power farming 1 machinery : en
  • US1720414A - Method and means for working combustion engines at variable elevations : en
  • US1720141A - Whip-roll support for looms : en
  • CA291278A - Hydraulic shock absorber : en fr
  • FR660174A - Signaling device for automobiles : en fr
  • US1720324A - Railway journal box : en
  • US1720342A - Automatic switch : en
  • US1720524A - Diaphragm for use in acoustic instruments : en
  • US1720480A - Cushion structure and manufacture : en
  • DE479132C - Protective sheets for daylight development of photographic films and plates : de en
  • AU1569228A - Improvements in or relating to machines for producing printing elements or typographical material : en
  • FR660155A - Improvements in the manufacture of sulphates of potash and soda : en fr
  • FR660599A - Single layer scalloped winding : en fr
  • GB315166A - Improvements in or relating to card index boxes : en
  • GB315195A - Improvements in or relating to optical apparatus for projecting illuminated signs upon screens : en
  • CA291285A - Vehicle spring : en fr
  • US1720532A - Window clarifier : en
  • US1720012A - Telephone system : en
  • GB297426A - Safety device for gas cocks : en
  • CA291173A - Leakage testing device : en fr
  • CA291191A - Auxiliary tread structure : en fr
  • CA291239A - Spring structure : en fr
  • CA291182A - Power operated trip for excavator scoops : en fr
  • US1720142A - Handwheel for brakes : en
  • AU1622128A - Centrifugal pumps : en
  • CA291230A - Coupling : en fr
  • CA291185A - Shaft bearing : en fr
  • CA291262A - Variable speed gear transmission : en fr
  • AT113733B - Hose protection insert for automobile wheels or the like. : de en
  • FR659966A - : fr
  • FR660101A - Binder for loose sheets : en fr
  • GB314705A - Improvements in or relating to means for controlling internal combustion engines of the liquid fuel injection type : en
  • GB315054A - An improved non-rigid resilient handle : en
  • US1720060A - Amusement device : en
  • US1720568A - Sand-blast carving and method of making the same : en
  • US1720361A - Mixing device : en
  • CA291263A - Core coating apparatus : en fr
  • DE478895C - Injection carburetor : de en
  • DE479271C - Record speaking machine with two sound boxes : de en
  • AT113796B - Display device for the emission of luminous gas. : de en
  • US1720455A - Meat grinder : en
  • DE479196C - Process for the mechanical processing of metals by peeling off a layer in the full width of the work surface in one operation : de en
  • DE479217C - Exhaust steam injector, especially for locomotives : de en
  • FR660265A - Powdered herbicide, method of manufacture, and method and apparatus for dusting : en fr
  • US1719943A - John francis pbessley : en
  • US1720245A - Mixing device : en
  • US1720061A - Toothbrush-holding device : en
  • US1720310A - Refrigerator : en
  • US1720107A - Impulse-repeating device for automatic and semiautomatic telephoneexchange systems : en
  • AU1415728A - Improvements in or relating to thermionic valves andthe like : en
  • FR660372A - Device for heating liquids by electricity : en fr
  • GR2365B - IMPROVEMENTS IN AND REGARDING SWITCH SETTINGS BY AUTOMATIC OR SEMI-AUTOMATIC TELEPHONE SYSTEMS. : el en
  • AT113767B - Process for the indirect generation of steam. : de en
  • US1719940A - Fumigated iftjblirittjbe : en
  • US1720426A - Rail joint : en
  • US1720512A - Surface-unit terminal : en
  • US1720597A - Mechanism for controlling liquid dispensers : en
  • AU1418128A - Improved machine for sharpening razors, lances and the like : en
  • US1720503A - Meter-box mold : en
  • US1719834A - Piston and upper ring therefor : en
  • DE478916C - Device for the automatic announcement of the location of a transmitter triggered for the purpose of fire alarm or the like : de en
  • DK40432C - Multiple Fuse for Remote Control Cables. : da en
  • US1720603A - Refrigerating machine : en
  • US1720182A - Diesel engine : en
  • USD78916S - Design for a textile fabric : en
  • DE479184C - Firebox wall : de en
  • DE479286C - Process for the preparation of Bz-1-methoxybenzanthrones : de en
  • DK40443C - Device for facilitating the start-up of internal combustion engines. : da en
  • GB315044A - Improvements in typewriting machines : en
  • GB315176A - Improvements relating to cigarettes : en
  • DE479031C - Gas generator with inside and outside heatable smoldering chamber : de en
  • FR660433A - Method and apparatus for the continuous manufacture of glass rods or tubes : en fr
  • GB315123A - A new or improved fire extinguishing compound : en
  • FR660264A - Ladies handbag : en fr
  • DE478672C - Electrode plate with incisions for galvanization and high frequency therapy : de en
  • FR660115A - Window regulator : en fr
  • GB315187A - A polishing and sharpening apparatus for knives and similar cutting tools : en
  • DK40426C - Automatic loading and unloading device for crucible presses. : da en
  • FR660608A - Manufacturing process for slabs, artificial stones and other molded products of all kinds : en fr
  • CA291096A - Grass cutter : en fr
  • GB315045A - Improvements relating to dynamo electric machines : en
  • US1720393A - Hanger for garment bags : en
  • US1719869A - Liquid-fuel atomizer : en
  • DE478887C - Drive for centrifugal casting molds, which can expand freely in the longitudinal and transverse directions, using a drive ring encompassing the mold : de en
  • GB315451A - Process for the manufacture of dis- and poly-azo dyestuffs : en
  • FR660450A - Catalyst and process for manufacturing this catalyst : en fr
  • US1720015A - Process for pressing and packing manufactured tobacco : en
  • US1720022A - Tool for sawing bushings and the like : en
  • US1719867A - Process for the production of carbon monoxide : en
  • US1720167A - Hydroplane : en
  • DE479324C - Safety for automatic firearms, especially submachine guns : de en
  • DE440432C - Dynamo machine with main and turning poles and appropriate brush sets suitable for optional drive as generator and motor : de en
  • AT113726B - Elastic wheel tire and process for its manufacture. : de en
  • DK40413C - Pasteurizer for Milk and other Liquids. : da en
  • GB315255A - Improvements relating to woodwork and similar framing and methods of supporting same on walls and other supports : en
  • FR660105A - Apparatus for separating fibers of textile plants, and other adherent fibers : en fr
  • US1719974A - Carrier and dropping board for poultry : en
  • US1720233A - Brake-gear mounting : en
  • FR660417A - Waterproof bag for packaging and other applications : en fr
  • DE478891C - Lid for laboratory crucible : de en
  • FR660241A - Hygienic and sports braces : en fr
  • FR660624A - Lubricator for air pipes : en fr
  • GB315071A - Foot arch supports : en
  • DE479276C - Attachment of the middle part of the support leaf spring to the front axle of motor vehicles : de en
  • US1720183A - Axle straightener : en
  • DE479405C - Clamping device for electric welding machines : de en
  • DE478723C - Machine for processing and straightening bristles : de en
  • DE479129C - Cinematographic projection apparatus with optical compensation through two lens rims : de en
  • FR660457A - Improvements to the twisting of textile yarns and apparatus for making this twist : en fr
  • DE479204C - Dedusting device for bast fiber lines : de en
  • FR660370A - Improvements to biscuit browning machines : en fr
  • GB315181A - Improvements in neck ties for personal wear : en
  • GR2366B - PERFECTIONS IN THE CONSTRUCTION OF DIVING ROOMS. : el en
  • FR660455A - Tank style : en fr
  • US1720368A - Internal-combustion engine : en
  • FR660620A - Milking machine : en fr
  • US1719882A - Hide-stretching device : en
  • GB315049A - Improvements in oil break electric switch gear arrangements : en
  • FR660391A - Nitrogen hardening process of steels of any grade : en fr
  • US1720495A - Counting machine : en
  • US1720150A - Radio receiving system : en
  • US1719899A - Hair-curling machine : en
  • US1720154A - Loop-antenna mounting : en
  • US1720483A - Bearer bar for furnace grates : en
  • DE479100C - Concrete pipes for introducing the flushing offset in mines underground : de en
  • US1720168A - Creeper for boots and shoes : en
  • US1720043A - Blowpipe : en
  • US1720636A - Latch unit : en
  • CA291090A - Composite article : en fr
  • US1720621A - Fresh-air bed : en
  • DE478663C - Call number indicator with a number system influenced by the number switch : de en
  • GB315036A - Improvements in or relating to reciprocating hydraulic engines and the like : en
  • GB315190A - Improvements in rotary perforating machines : en
  • GB315148A - Improvements in fishing tackle : en
  • DE479152C - Stuffing box : de en
  • US1720149A - Stopper : en
  • USD78950S - Design fob a badiatob-cap obnament : en
  • US1720250A - Electropneumatic brake : en
  • FR660320A - Device for laying joists : en fr
  • US1720270A - Construction of banjos and analogous apparatus : en
  • US1720328A - Display board : en
  • US1720608A - Traction plow : en
  • DK40442C - Device for Eradication of Thistles. : da en
  • FR660151A - Rail joint assembly : en fr
  • FR660363A - Mechanical self-sealing fittings : en fr
  • FR660440A - Wine clarification process by the action of oxygen and cold : en fr
  • US1720583A - Piston ring : en
  • FR660261A - Automatic shut-off device for shawl-making machines : en fr
  • FR660355A - Cold junction compensator for thermoelectric couple pyrometers : en fr
  • FR660578A - Improvements to propulsion systems : en fr
  • US1719942A - Electric cigar lighter : en
  • DE479249C - Device to facilitate the reading of maps : de en
  • GB315108A - Method of and means for obtaining certainty of contact operation with travelling bands or the like : en
  • FR660120A - Sink bumper : en fr
  • GB285903A - Improvements in internal-combustion hammers or like percussive tools : en
  • US1719956A - Method of and apparatus for producing oscillations : en
  • FR660395A - Transportable ionization device : en fr
  • DE478853C - Method and device for folding cardboard, etc. for the manufacture of boxes : de en
  • FR660579A - Improvements in methods and apparatus for spraying and treating bodies : en fr
  • CA291291A - Telephone system : en fr
  • FR660290A - Arrangement to prevent tilting of converters : en fr
  • GB303787A - An inverting lens system for telescopes : en
  • GR2368B - TRANSLATOR TYPE SHIP. : el en
  • DE479003C - Process for the production of structures from acetyl celluloses : de en
  • DE479020C - Device for moving wagons, in particular railway wagons : de en
  • DE479067C - On the luggage rack above the rear wheel of bicycles and motorcycles attachable holding device for clothes, blankets or the like. : de en
  • CA291127A - Fur brush and press : en fr
  • AT113722B - Device for traction vehicles that deactivates an automatic safety device during standstill. : de en
  • AU1408028A - Magazine train describer : en
  • AT113706B - Board game. : de en
  • US1720156A - Filtering drum : en
  • CA291131A - Propeller : en fr
  • CA291162A - Art of preparing fresh fruits for market : en fr
  • US1719933A - Process oxi cleaning eibeabms : en
  • US1719993A - Substation equipment : en
  • US1720464A - Vise : en
  • US1720253A - Incubator : en
  • USD78918S - Design for a settee frame or similar article : en
  • CA291095A - Cap : en fr
  • AU1672428A - Improvements in or relating to bearings for rotary drums : en
  • AU1622028A - Improvements in pump ring adjusting means : en
  • AU1624728A - Improvements in or relating to rotary ventilating fans orthe like : en
  • US1719852A - Filament-binding means : en
  • US1720088A - Rail anchor : en
  • US1720238A - Power transmission : en
  • US1720194A - Inking mechanism : en
  • US1720235A - Chain : en
  • US1720252A - Napping rolls : en
  • CA291118A - Shower receptor : en fr
  • AT113775B - Anti-cathode for X-ray tubes and processes for their manufacture. : de en
  • CA291225A - Fat dehydrating and purifying method : en fr
  • US1719874A - Apparatus for burning finely-divided coal : en
  • US1720406A - Plasticized molding composition and process of making same : en
  • US1720646A - Train control : en
  • AU1486028A - Improvements in and relating to screw bolts : en
  • US1720352A - Method of amplification : en
  • DK40433C - Device for Filling Liquid Containers. : da en
  • GB300636A - : en
  • GB315328A - Improvements in and relating to the production of dyestuffs : en
  • AT113720B - Safety device for passenger cable cars, engaging on the carrying cable. : de en
  • AU1675228A - Improvements in or relating to valve gear for internal combustion engines : en
  • US1720246A - Fuel-mixing device : en
  • US1720561A - Internal-combustion engine : en
  • FR660609A - Switch for the application of high frequency currents : en fr
  • US1720218A - Towel cabinet : en
  • US1720220A - Method and means of treating hair : en
  • GB291091A - Improvements in independent needle knitting mechanism, and in a process for effecting reverse plating thereon by needle deflection : en
  • AT113759B - Packaging for textile fabrics. : de en
  • DE479084C - Bird-resistant window putty : de en
  • FR660327A - Improvements to electro-pneumatic brakes for railway cars and trams : en fr
  • GB315072A - Signs and methods of making same : en
  • FR660358A - Improvements to filing cabinets and in particular those used for filing in a suspended position : en fr
  • US1720174A - Bracelet construction : en
  • US1720492A - Latch bolt : en
  • AT113731B - Roller weir body. : de en
  • US1719839A - Knitting machine : en
  • USD78928S - Design for a clock case : en
  • DE479173C - Optical system for image decomposition and composition for television and image transmission equipment : de en
  • US1720647A - And thomas w var : en
  • FR660612A - Corn seeder : en fr
  • GB303488A - Mechanical control device for members intended to move simultaneously : en
  • GB315055A - Improvements in or relating to knitting machines : en
  • GB315285A - Improvements in, or relating to, calorimeters : en
  • DE479081C - Voltage drive system for induction measuring devices : de en
  • GB315188A - Improvements in and relating to means for securing railway rails to sleepers : en
  • US1720263A - Electric circuit breaker : en
  • US1720493A - Hanger for clotheslines and the like : en
  • US1720581A - Toilet-seat cover : en
  • GB315084A - Improvements relating to variable speed liquid transmission gear : en
  • GB315097A - Improvements in or relating to bracelets, watch-wristlets, and like articles of jewellery : en
  • FR660368A - Improvements to dryers or roasters : en fr
  • FR660139A - Polycylindrical motor without connecting rods : en fr
  • CA291150A - Tap changer : en fr
  • US1720165A - Apparatus for steaming fabrics and furs : en
  • FR660529A - Process for obtaining alkali metals from their sulfur compounds : en fr
  • DE479237C - Switch operated with push button or swing thumb : de en
  • GB315065A - Improvements in reservoir brushes : en
  • GB315069A - Improvements in and relating to display devices, advertisement cabinets, or the like : en
  • GB283528A - Improvements in taxi-meters : en
  • GB315068A - Improvements in shock absorbers or vibration dampers and the like : en
  • GB315090A - Improvements in or relating to gas producers and the like : en
  • US1720564A - Shoe displayer : en
  • CA291258A - Conveying system : en fr
  • FR660316A - Improvements to spindles of continuous spinning and twisting looms and other similar spindles : en fr
  • FR660405A - Bumper mud : en fr
  • FR660505A - Process for conducting dry distillation using low or high temperature carbonization processes : en fr
  • FR660275A - Apparatus for chrome-plating objects produced in large series, apparatus comprising an internal anode and a cooled electrolyte : en fr
  • FR660465A - Machine for spreading artificial fertilizers : en fr
  • DE479245C - Drawer guide with slotted guide rails, which are pulled out to half of their length when pulling out the drawer : de en
  • FR660121A - Multiplier pen : en fr
  • FR660498A - Wheel : en fr
  • GB315289A - A machine for printing addresses or other matter on forms or the like : en
  • FR660385A - Improvements to locks, latches, etc. : en fr
  • FR660477A - Shoe for swimming : en fr
  • GB315077A - Improvements in and relating to fountain pens : en
  • US1720258A - Automobile license-plate attachment : en
  • US1720454A - Locomotive valve gear : en
  • FR660203A - Device for closing sliding doors : en fr
  • FR660567A - Manufacturing process of heat exchanger elements applicable more particularly for the production of radiators for tanks of electrical transformers : en fr
  • US1720247A - Mixing device : en
  • US1720537A - Clothes-drying machine : en
  • FR660315A - Double button : en fr
  • FR660138A - Tenon, fork and counter profile machine : en fr
  • GB315159A - Improvements in or relating to devices for rivetting frictional surfaces to brakes, clutches or the like : en
  • US1720173A - Door-operating mechanism : en
  • GB301392A - A process for improving vegetable fibrous material : en
  • AT113749B - Reheater for high pressure steam systems. : de en
  • FR660394A - Cellulose esterification improvements : en fr
  • DE479062C - Hand trucks : de en
  • GB315250A - Improvements in means for joining together parts of fused quartz, silica, or the like : en
  • FR660397A - Polychrome lighting device more particularly applicable to shop windows : en fr
  • GB296987A - An arrangement for paying out wires from storage bobbins : en
  • GB315030A - Improvements in or relating to gas or other fluid meters : en
  • FR660569A - Electrostatic acoustic device for wireless transmission and reception of waves : en fr
  • GB315027A - A new or improved combination latch and lock fastening for doors and the like : en
  • US1720407A - Brake liner and process of making the same : en
  • GB315080A - Improvements in or relating to multiple wire drawing machines : en
  • FR660292A - Quick bandage for first aid to be given in case of broken arms and legs : en fr
  • FR660197A - Machine for centrifugal melting of hollow bodies : en fr
  • US1720181A - Insulator : en
  • US1720019A - Sheet-feeding mechanism : en
  • FR660364A - Reciprocating pump with continuous flow by suction and delivery of all liquids at all levels, for all heights : en fr
  • US1719907A - Adjustable light mounting : en
  • US1720145A - Liquid-dispensing apparatus : en
  • US1720262A - Engine : en
  • US1720207A - Shoulder-pressing means for shirt-pressing machines : en
  • US1719914A - Cement : en
  • US1720506A - Folding box : en
  • US1720591A - Circuit closer : en
  • US1720384A - Filter : en
  • US1720528A - Gauge for and method of measuring liquids : en
  • GR2369B - GASOLINE HEATER. : el en
  • DE478948C - Process for the preparation of condensation products from aldehydes and amines : de en
  • CA291108A - Ironing board : en fr
  • US1720340A - Automobile braking device : en
  • US1720422A - Shaft coupling : en
  • DE479115C - Device for examining the processes in the cylinder of an internal combustion engine with the help of a transparent cover plate : de en
  • GB288609A - A machine for finishing floors or other surfaces : en
  • US1719853A - Picture toy : en
  • US1720105A - Connecting rod and method of making : en
  • US1720484A - Cabinet : en
  • US1719862A - Rotary line switch : en
  • US1719877A - Method of treating copper leading-in wires : en
  • US1720556A - Advertising device : en
  • CA291169A - Hot water heater : en fr
  • CA291179A - Brake beam guide : en fr
  • DK40422C - Polarized Relay. : da en
  • AU1601428A - Improvements in production of fiber : en
  • AT113711B - Fire extinguishing device. : de en
  • AU1720428A - Improvements in and relating tothe production of stencil sheets for use in duplicating : en
  • US1719913A - Grape-stemming device : en
  • US1719985A - Mail or express car : en
  • US1720357A - Automatic casting machine : en
  • US1719962A - Display holbek : en
  • US1720171A - Electric refrigerating apparatus : en
  • FR660046A - Improvements to shock absorbers : en fr
  • CA291115A - Fabric shrinkage prevention : en fr
  • DE479254C - Plansifter : de en
  • FR660289A - Ribbed tray with hook needles and auxiliary plates for circular knitting machines, allowing automatic production of double selvedges : en fr
  • FR660466A - hollow element for the construction of walls and floors : en fr
  • CA291172A - Selective protective system for more than two parallel feeders : en fr
  • FR660185A - Process for the production of a black coloring matter : en fr
  • US1719969A - Screen-cleaning device for paper-making machines : en
  • US1720413A - Electrically-operated circuit interrupter : en
  • US1720424A - Brake for forward rear axles of six-wheel drives : en
  • FR660310A - Device making the nuts lockable : en fr
  • US1719915A - Electric grounding connection : en
  • FR660380A - Emergency lamp for motor vehicles : en fr
  • AT113800B - Photoelectric cell. : de en
  • AU1678428A - Improved bottle stopper : en
  • DE479030C - Method for gasifying baking fuels in a gas generator with a suspended, rotatable smoldering retort : de en
  • AT113738B - Automatic compressed air door closing and opening device, especially for railroad cars. : de en
  • AU1412628A - Oil burning device : en
  • CA291272A - Variable load air spring : en fr
  • DE479039C - Filling chute heater : de en
  • US1719890A - Electric meter : en
  • US1720082A - Adding and listing machine : en
  • US1720284A - Variable-load brake : en
  • FR660365A - Improvement in spinning devices for solutions of ethers or cellulose esters : en fr
  • FR660625A - Motion picture projection device with uninterrupted motion of the film strip : en fr
  • US1720148A - Recording meter : en
  • US1720530A - Machine for feeding strips and the like : en
  • USRE17372E - Steerina-coi : en
  • US1719838A - Marking device : en
  • US1719960A - Filling valve for gasoline and like containers : en
  • CA291194A - Hydration of olefines : en fr
  • AT113798B - Hot cathode for electron tubes. : de en
  • US1720573A - Machine for mixing dry and liquid materials : en
  • AT113718B - Car door lock with a cloth-covered lock plate. : de en
  • CA291184A - Ice cube marker : en fr
  • US1720032A - Cellular plaster : en
  • US1720103A - Device fob automatically setting tbain bbakes : en
  • US1720565A - Incrustation preventive : en
  • CA291257A - Fastening-inserting machine : en fr
  • DE479225C - Process for the production of valuable colorations on cellulose esters and ethers : de en
  • GB315042A - Improvements in apparatus for heating buildings by hot-water or like circulation : en
  • DE479082C - Carrier for the inner parts of electricity meters : de en
  • CA291228A - Photographic portrait enlargement visualizer : en fr
  • CA291174A - Brake cylinder device : en fr
  • US1720203A - Diesel-locomotive control : en
  • US1720648A - Tuning device for radios : en
  • US1719865A - Liquid-soap dispenser : en
  • US1720335A - Bending machine : en
  • US1720596A - Process of dyeing : en
  • DE478881C - Block capacitor with plates supported by spindles : de en
  • DE479161C - Process for the production of resin-like condensation products from phenols and aldehydes which become insoluble and infusible on heating : de en
  • US1719941A - Vehicle wheel bearing : en
  • US1719961A - Magazine change box for daylight-loading plate packs : en
  • US1720429A - Double-acting tail gate for dump trucks : en
  • DE479146C - Sheet feeder for work machines, such as printing machines, folding machines and. like : de en
  • US1720013A - Dustproof bag : en
  • US1720051A - Plastic composition : en
  • US1720467A - Hasp fastening for expansible suitcases, trunks, and the like : en
  • AT113755B - Suction conveyor system for sand or the like. : de en
  • AT113785B - Signal systems, in particular for fire alarm purposes. : de en
  • FR660373A - Device for mounting brushes or the like : en fr
  • CA291069A - Heating and ventilating unit : en fr
  • CA291079A - Condiment dispensing device : en fr
  • CA291226A - Joint between metal and glass : en fr
  • US1720602A - Steam hat and cap stretcher and shrinker : en
  • DE479205C - Anti-slip strips for skis made of plush : de en
  • FR660321A - Process for compacting the texture of parts formed by the agglomeration of metallic elements : en fr
  • GB315050A - An outdoor receiving cabinet for parcels, provisions and the like : en
  • US1720367A - Meat press : en
  • US1720605A - Terminal for conductor wires : en
  • US1720615A - Device for manipulating tires : en
  • CA291166A - Preparation of fresh fruits for market : en fr
  • FR660607A - Hand grinding machine : en fr
  • FR660386A - Non-glare code projector for motor vehicles : en fr
  • GB314842A - Improvements in the regeneration of washing liquids employed in removing carbon dioxide and other soluble constituents from gases : en
  • US1720184A - Process for the formation of esters of carboxylic acids : en
  • DE478900C - Procedure for regulating a fluid transmission : de en
  • US1720117A - Exercising machine : en
  • US1720466A - Washing machine : en
  • GB307479A - : en
  • FR660432A - Toilet object : en fr
  • FR660027A - : fr
  • GB315338A - Improvements in the transmission of power through flexible shafts : en
  • FR660533A - Elastic split ring, made of metal foil : en fr
  • USD78932S - Design for a carving fork or similar article : en
  • FR660280A - Agglomerates for all construction work and process for their manufacture : en fr
  • FR660416A - Braking device ensuring speed reduction and precise maneuvering and stopping for lifting devices and other applications : en fr
  • GB315171A - Improvements in cask-washing machines : en
  • FR660484A - Process for relief and color cinematography : en fr
  • FR660556A - Hanging device : en fr
  • GB315024A - Improvements in wrapping machines : en
  • DE479096C - As a vapor-tight folding door designed peephole closure for ovens : de en
  • US1720001A - Elapsed-time and zone metering : en
  • DE474974C - Method for the transmission of low-frequency vibrations by wire, wireless or partly wireless : de en
  • GB315134A - Improvements in and relating to parachutes : en
  • US1720198A - Syringe : en
  • US1720473A - Railroad tie : en
  • US1720642A - Night-latch unit : en
  • DE479234C - Electromagnetic vibrators for receiving and reproducing sounds, in particular loudspeakers : de en
  • FR660369A - Special way of attaching a single spar wing to a fuselage : en fr
  • US1720016A - Cradle container : en
  • USD78919S - Jerome e : en
  • CA291212A - Drill protective device : en fr
  • US1720164A - Check lock for mine gars : en
  • DE479026C - Switch box composed of hood and oil pot : de en
  • US1720095A - Hand brake : en
  • GB315163A - Improvements in, and relating to, womb supports : en
  • FR660258A - Device for assembling the connecting members of two radio-electric circuits, more particularly applicable to the connections of vacuum tubes to one another : en fr
  • GB300630A - An improved process for the preparation of alkali sulphates : en
  • GB315339A - Improvements in and relating to the capacity changing mechanism of weighing machines : en
  • US1719876A - Receptacle : en
  • US1720081A - Bathing-beach float : en
  • DE469846C - Feather padding : de en
  • US1719951A - Apparatus for finding the direction of sound : en
  • FR660130A - Extinguisher : en fr
  • DE476374C - Device for depositing, stacking and counting blanks cut from an endless web : de en
  • DE479027C - Process for the preparation of brown Kuepen colors : de en
  • US1719920A - Rubber composition and method of producing the same : en
  • US1719870A - Article holder : en
  • US1720204A - Object-holding rig for trucks : en
  • US1720206A - Internal-combustion engine : en
  • DE479179C - Arrangement to operate a high-frequency apparatus bipolar : de en
  • GB315058A - Improvements in and relating to tennis-court surrounds : en
  • GB315281A - Improvements in weighing machines of the dial or selfindicating type : en
  • FR660324A - Dishwasher or other heating or cooking vessel : en fr
  • FR660336A - Device for the series construction of similar structural members, the elements of which are assembled by welding : en fr
  • US1719896A - Reduction of fading of radiosignals : en
  • US1720152A - Wire-tier for sacks : en
  • US1720439A - Groin protector : en
  • US1720545A - Resilient shackle : en
  • US1720398A - Lubricating apparatus : en
  • USD78939S - Design fob a shoe buckle : en
  • CA291152A - Spout for containers : en fr
  • DE479066C - Spring-loaded sliding guide for roller roofs of motor vehicles : de en
  • US1720510A - Internal-combustion engine : en
  • DE479157C - Process for briquetting porous materials such as sawdust, wood chips, charcoal, bituminous coal and the like. Like., by means of a gelatinizing binder : de en
  • DE479165C - Self-inking stamping device : de en
  • FR660134A - Process for gnawing dyed down or any other delicate animal fiber : en fr
  • GB315102A - A tie press : en
  • GB305642A - Improvements in and relating to rotary machines driven by fluid currents : en
  • DE478736C - Discharge tubes with enclosed arc discharge between fixed electrodes in a noble gas filling : de en
  • DE479130C - Process for achieving special effects in cinema recordings : de en
  • GB315032A - An oil gas plant for welding purposes : en
  • US1720576A - Stabilizing device for aircraft : en
  • GB315241A - Improved device for use in chopping wood : en
  • DE479325C - Device for generating surface patterns on walls u. Like. From an endless band that bears the pattern in relief and is guided over two guide rollers and a single roller : de en
  • FR660133A - Process for the production of hydrocarbons : en fr
  • CA291153A - Bottle cap machine : en fr
  • US1719848A - Spark plug : en
  • US1719857A - Shop tractor : en
  • US1720334A - Electric heater : en
  • FR660116A - Improvements to the means for braking, one relative to the other, two oscillating bodies elastically connected together, in particular to oscillation dampers for vehicles : en fr
  • FR660412A - Further training in the construction of machines for spinning dry cellulosic collodions : en fr
  • GB315154A - Glass forming apparatus : en
  • GB304307A - Improvements in or relating to sleeve valves for internal combustion engines : en
  • CA291253A - Shoe manufacture : en fr
  • DE479005C - Device for coarse, fine and polishing grinding of sheet glass : de en
  • FR660453A - Apparatus for the treatment and enrichment of graphite ores and the like : en fr
  • FR660437A - Insulating material and its manufacturing process : en fr
  • GB292166A - Improvements in electric excess supply meters : en
  • FR660245A - Device for labeling cylindrical objects : en fr
  • GB301069A - Improvements in rotary printing machines : en
  • FR660168A - Forging machines : en fr
  • GB315781A - Improvements in crushing mills : en
  • FR660461A - Automatic timing device : en fr
  • GB315094A - Improvements in and relating to electric arc devices : en
  • FR660616A - device for reducing disturbances in the receiving devices of t. s. f., caused by high frequency devices : en fr
  • GB298185A - Improvement in steel guide for submarine drills : en
  • AU1687728A - Improvements in or relating' to aerial systems for wireless signalling : en
  • AU1695728A - Process forthe treatment of carbonaceous material forthe recovery of oils : en
  • US1720287A - Fishhook carrier and spacer : en
  • US1720617A - Loop construction : en
  • AU1602428A - Improvements in or relating to landing gear for aircraft : en
  • CA291088A - Wrist watch band : en fr
  • DE479264C - Amplifier device using discharge tubes, in particular for voice current transmission : de en
  • FR660558A - Non-refillable bottle : en fr
  • FR660641A - Device for measuring mechanical impedance : en fr
  • GB315149A - Improvements in or relating to wrapping apparatus for pralines and the like : en
  • US1719895A - Clip : en
  • AT113790B - Device for the production of ornamental glass. : de en
  • AU1514928A - Improved method of producing malleable metal pipes : en
  • CA291213A - Fluid actuated percussive tool : en fr
  • CA291222A - Centrifugal pipe mould structure : en fr
  • US1720193A - Slab reenforcement : en
  • DE479295C - Power supply in metal vacuum discharge vessels, especially in mercury vapor rectifiers : de en
  • DE479137C - Chain lock, in particular for securing bicycles and motorcycles : de en
  • CA291270A - Carrier telegraph repeater circuit : en fr
  • CA291086A - Water heating system : en fr
  • CA291089A - Wrench : en fr
  • US1720069A - Choker hook : en
  • US1719903A - Bathing-belt buckle : en
  • AT113716B - Speed change transmissions, in particular for motor vehicles. : de en
  • CA291223A - Crankshaft lapping machine : en fr
  • AT113734B - Directional valve for train control devices. : de en
  • DE479381C - Two-part insulating plate with intersecting cavities as an intermediate layer for concrete hollow walls : de en
  • FR660217A - Mineral reduction enhancements : en fr
  • AU1683328A - Improvements in or relating to milking machines : en
  • FR660375A - Process for treating used oils from transformers : en fr
  • AT113747B - Liquid fuel stoves. : de en
  • FR660251A - Control device for revolving windshields for vehicles : en fr
  • FR660600A - Connection device for telephone systems with operation by selectors and collectors : en fr
  • GB315140A - Improvements in and relating to loud speakers : en
  • DE479182C - Device for dust-free ash removal from combustion systems : de en
  • US1720598A - Glassware machinery : en
  • AT113707B - Device for the register-based feeding of a pre-printed line of envelopes and supplements to be pulled off a roll to the printed products coming from a printing machine. : de en
  • FR660323A - Furniture forming bed, chest of drawers, table and cupboard : en fr
  • DE479181C - Traveling grate : de en
  • US1720006A - Stooking attachment for binders : en
  • US1720071A - Coasting device : en
  • FR660104A - Improvements in the manufacture of sulfuric acid : en fr
  • GB315174A - An improved planing, surface-grinding, levelling and polishing machine : en
  • FR660384A - Garter clamp or the like : en fr
  • FR660407A - Headlight with anti-glare device and its control device : en fr
  • FR660627A - Hygienic device for drinking liquids : en fr
  • FR660196A - Multiple drawing bench : en fr
  • GB300271A - Process of working up calcined zirconium-lime products : en
  • AU1539528A - Improvements instills : en
  • CA291082A - Vitreous coping : en fr
  • CA291097A - Tire : en fr
  • US1720035A - Ophthalmologic instrument : en
  • US1720216A - Tarnish-resisting silver plate and process for producing same : en
  • US1720421A - of cleveland : en
  • GB315089A - A new or improved device for creasing and stretching trousers and the like : en
  • FR660538A - Advanced ax handle : en fr
  • FR660598A - Electric heater for permanent hair waving : en fr
  • AU1526728A - Improvements in gas burners : en
  • DE478540C - Device for liquefying synthetic ammonia gas : de en
  • DE479126C - Device for the uninterrupted presentation of representations, in particular for advertising purposes : de en
  • GB315164A - Improvements in driving means for mixing or similar apparatus for liquids : en
  • FR660419A - Device for transmitting a clock reset signal, particularly applicable to public telephone networks : en fr
  • CA291196A - Elastic band for wearing apparel : en fr
  • DE479145C - Flexible suction cups for pneumatic sheet feeders consisting of two parts that slide into each other : de en
  • USD78934S - George n : en
  • US1719881A - Clutch : en
  • FR660603A - Installation for dry cooling of glowing coke : en fr
  • US1720640A - Latch housing : en
  • FR660161A - Cavaillon transformer : en fr
  • DE479024C - Clamp for fastening measuring lines to structural parts, in particular switchboards : de en
  • AU1740728A - Improvements in or relating to processes forthe manufacture of piezoelectric pyro-electric andthe like dielectrics : en
  • FR660403A - Cylinder for piston machine : en fr
  • FR660291A - Method and device for cooling heat-releasing elements in absorption refrigeration apparatus : en fr
  • GB298984A - Improvements in actions for typewriting machines : en
  • GB315113A - Improvements relating to eye protective devices : en
  • FR660299A - Method for sewing the soles of shoes and machine for carrying out this method : en fr
  • GB315096A - Improvements in and relating to steel dinner wagons, stands, tables and the like : en
  • FR660112A - Cigarette cutter : en fr
  • FR660117A - Saddle system for cycles and motorcycles : en fr
  • FR660415A - screen for television or telecinematography receiver : en fr
  • GB304308A - Process for increasing the speed of reaction in the production of sulphuric acid from sulphur dioxide-containing gases in the presence of nitrogen-oxygen compounds : en
  • US1719902A - Valved nozzle for tire valves : en
  • FR660183A - Method and device for forming an intimate mixture or for carrying out chemical syntheses of substances which are mutually insoluble or hardly react with each other : en fr
  • DE479298C - Firebox wall with a cavity located between the casing wall and the pipe wall covering it : de en
  • DK40446C - Apparatus for engraving pressure rollers. : da en
  • US1720122A - Bath spray : en
  • US1720187A - Filler for railway crossings : en
  • DK40425C - Procedure for Washing Wool Using Wool Sweat. : da en
  • GB293875A - Devices for testing wing surfaces of aeroplanes and the like aerial machines : en
  • FR660109A - Simultaneous chrome and vegetable tanning process : en fr
  • FR660271A - Arrangement for direct control of several machines using a single motor : en fr
  • FR660302A - Improvements in the assembly of turbine blades : en fr
  • FR660240A - Fly trap tape : en fr
  • GB315040A - An improved electro acoustic converter such as a loud-speaker : en
  • GB315066A - Improvements in spring mattresses, seats and the like : en
  • FR660248A - Improvements to devices for gas dust removal : en fr
  • FR660283A - Seed unloader : en fr
  • FR660445A - Improvements to cystoscopes or similar devices : en fr
  • FR660317A - Production of new metallic dye complexes : en fr
  • US1720649A - Mechanism for controlling knitting needles in plating operations : en
  • FR660519A - Dual tariff timer for electricity meter : en fr
  • DE479371C - Device for the production of liquid enriched with radium emanation : de en
  • GB315189A - Improvements in or relating to piston valves : en
  • US1720240A - Hoist : en
  • US1720072A - Conduit fitting : en
  • US1720452A - Vessel-propulsion device : en
  • US1719954A - Rotary compressor : en
  • US1720549A - Apparatus for and process of mixing : en
  • US1720616A - Balancing telephone cables : en
  • USD78920S - Design fob a game board : en
  • US1720112A - Automatic mixing bin : en
  • USD78931S - Design for a chair : en
  • US1720065A - Metal packing : en
  • US1720379A - Valve cut-off safety apparatus : en
  • GB291103A - Improvements relating to electric condensers : en
  • FR660356A - Preparation of high purity aluminum-magnesium alloys : en fr
  • US1720062A - Manufacturing press masses from phenolformaldehyde resins : en
  • GB299877A - Improvements in or relating to bearings for the spindles of centrifugal separators : en
  • GB315047A - A system of automatic signalling at cross roads : en
  • GB315153A - Improvements relating to direction indicators for road vehicles : en
  • US1720389A - Air-control valve for spray guns : en
  • DE479167C - Rail fastening on concrete sleepers with U-shaped cast-in flat iron, which between their legs enclose a free cavity that opens outwards : de en
  • US1719964A - Grinding machine : en
  • US1720538A - Elevator-control system : en
  • US1720477A - Trunk rack : en
  • GB315775A - Improvements in or relating to electric light and like switches : en
  • DE479273C - Injection device for diesel engines with Zuendoelvorlagerung : de en
  • USD78958S - Albert wewetzer : en
  • AT113763B - Cooling water tanks, in particular for rotating refrigerating machines. : de en
  • AT113784B - Fire alarm device. : de en
  • US1719841A - Refrigerating apparatus : en
  • US1720332A - Dishwashing apparatus : en
  • FR660268A - Further training in cinematographic equipment : en fr
  • DK40447C - Magnetic system for magnetoelectric Small Machines and Appliances. : da en
  • FR660621A - Development of sound reproducing diaphragms : en fr
  • US1720084A - Apparatus for purifying lubricating oil : en
  • US1720234A - Brake gear mounting : en
  • US1720143A - Refrigerator-car-door operating and locking means : en
  • US1720451A - Bread toaster : en
  • DE479140C - Electric miner's lamp with carbon dioxide indicator : de en
  • AT113786B - Equipment on calculating machines, cash registers, etc. like : de en
  • AU1407728A - Improvements in or relating to dump cars : en
  • US1719850A - Awning operator : en
  • DE479175C - Electrical expansion cable : de en
  • US1720531A - Display device : en
  • US1720604A - Method of purifying gasoline solvent : en
  • FR660314A - Method of fixing the engine block on an aircraft allowing its separation from the aircraft during flight : en fr
  • FR660636A - Improvements in internal combustion engines : en fr
  • GB295371A - Improvements in or relating to absorption refrigerating machines : en
  • US1719854A - Display device : en
  • US1720386A - Scrap block : en
  • US1720612A - Cow yoke : en
  • US1720400A - Ventilator canopy : en
  • DE478905C - Return device for a loading bridge on motor vehicles to be tilted by a multi-stage piston press : de en
  • DE479209C - Sparterie : de en
  • FR660145A - Complementary treatment process for artificial products produced using cellulosic solutions : en fr
  • GB303878A - Improvement in rotation mechanism for rock drills : en
  • AU1633028A - Processes of forming a pavement orthe like : en
  • GB295372A - Improved plastic composition and process for manufacturing same : en
  • GB315035A - Improved means for delivering goods, particularly milk, to house doors and the like : en
  • US1720316A - Valve construction : en
  • US1720476A - Apparatus for supplying measured quantities of liquids or semiliquids : en
  • US1720641A - Latch structure : en
  • DE478925C - Choke coil to protect high voltage windings against traveling waves : de en
  • DE479052C - Belt or pulley with automatic lubrication : de en
  • GB315138A - Improvements in or relating to wooden paving blocks : en
  • GB315452A - Improvements in or relating to the control of electrical apparatus : en
  • AT113779B - Fixing device for self-sellers of small piece goods. : de en
  • GB294105A - : en
  • DE479061C - Car body : de en
  • US1720448A - Lighter : en
  • USD78946S - Design for a leather hand bag : en
  • US1720447A - Guard for doubling mechanism of silk-throwing machines : en
  • DE479014C - Process for the production of gilt edging in books with chalk and thin printing papers : de en
  • AT113780B - Stone press with mechanically moved unloader. : de en
  • US1719975A - Annealed thorium and method of making the same : en
  • USD78917S - Design for a settee frame or similar article : en
  • US1720485A - Seat for vehicles : en
  • US1720522A - Damper regulator : en
  • DE479178C - Pressing device for two or more concentric transformer windings using a force transmission element between the compression spring and the winding ends, which is mounted on the support points by a ball and ball socket : de en
  • CA291275A - Fabric impregnating process : en fr
  • DE478955C - Process for regulating the operation of furnaces for steam generator systems with addition of oxygen to the combustion air : de en
  • US1720243A - Method of making stereotype mats : en
  • CA291120A - Cathode beam oscillograph : en fr
  • CA291084A - Concrete wall block : en fr
  • DE479183C - Firebox wall lined with pipes through which water flows : de en
  • US1720200A - Metal frame for doors : en
  • CA291220A - Receptacle : en fr
  • CA291154A - Base-exchanging compound : en fr
  • GB315169A - Improvements in hydraulic presses : en
  • DE478913C - Rigid cap that can be processed warm : de en
  • FR660131A - Transportable turntable : en fr
  • FR660543A - System for adjusting the capacitors of a t receiving station. s. f. by means of a single operating button : en fr
  • US1719948A - Adhesive rubber composition : en
  • US1720161A - Fluid-control transmission : en
  • US1719988A - Electron device and the like adapted for alternating current : en
  • CA291111A - Tent : en fr
  • DE479164C - Process for overheating the steam of a steam boiler or steam storage tank by adding hot exhaust gases : de en
  • FR660352A - Improvements to the lubrication of textile fibers : en fr
  • US1719827A - Holder for electric safety razors : en
  • CA291282A - Slicing machine : en fr
  • DE478843C - Process for the condensation of phosphorus oxides : de en
  • FR660232A - Hosiery Needle Improvements : en fr
  • CA291219A - Toy knock-down aeroplane : en fr
  • FR660243A - Improvements to second-rate dynamos : en fr
  • GB315330A - Improvements in the preparation of stable medicinal salts of acetyl-salicylic acid : en
  • AT113781B - Circuit arrangement for alarm systems for forwarding the alarm calls recorded in an alarm receiving center to other alarm receiving centers. : de en
  • US1720308A - Adjustable support for window curtains : en
  • USD78955S - Design for a combined bottle display and statuette : en
  • US1720356A - Coating material for metal molds : en
  • CA291264A - Enamelling apparatus : en fr
  • CA291267A - Material heating apparatus : en fr
  • US1720018A - Power-transmission means : en
  • US1720286A - Process for the protection of the surface of baths of easily-oxidizable metals such as magnesium : en
  • CA291167A - Sulphite liquor processing : en fr
  • US1720089A - Burner : en
  • USD78936S - Design for an atomizer : en
  • US1719880A - Indenting machine : en
  • CA291276A - Folding or collapsible board snow fence : en fr
  • FR660223A - Method for the automatic adjustment of compressors driven by heat engines : en fr
  • GB315202A - Improvements in the design of concrete buildings of the stud and slab type of construction : en
  • US1720242A - Loose-leaf book : en
  • US1720321A - Gas-generating apparatus : en
  • US1720577A - Rotary pump machine : en
  • US1719866A - Control of electric power : en
  • US1720053A - Display stand : en
  • CA291237A - Water gas : en fr
  • DE479025C - Clamping cable lug : de en
  • DE479092C - Grinding of taps and the like like : de en
  • FR660353A - Extractor and automatic measuring device for liquids mixed with gases under high pressure : en fr
  • GB315074A - Improvements in mattresses : en
  • CA291243A - Wrapping, gumming and delivery system : en fr
  • FR660426A - Intake balancing system of several engine groups : en fr
  • GB296062A - Improvements in or relating to dry gas meters : en
  • AU1682828A - Improvements in or relating to floor coverings : en
  • CA291181A - Lighting system : en fr
  • US1720317A - Cab for trucks : en
  • US1720363A - Battery box : en
  • US1720533A - Rubber compound suitable for floor coverings : en
  • US1720303A - Lighting fixture : en
  • US1720359A - Machine for preparing rolled beef : en
  • US1719856A - Fastening device : en
  • US1720109A - Hat hanger : en
  • US1720023A - Receiving system for radio telegraphy and telephony : en
  • FR660424A - Grip device for skis : en fr
  • GB315010A - Improvements in fluxes for welding : en
  • GB295023A - Method and apparatus for the irradiation of substances : en
  • GB304154A - Non refillable bottles : en
  • USD78953S - Design fob a traffic signal : en
  • DE479107C - Split rail car axle with axle halves stored in an axle housing : de en
  • FR660443A - Improvement in steering wheels without spindle, for motor vehicles : en fr
  • GB295270A - Catalytic oxidation of organic compounds : en
  • CA291273A - Alkyl-quinoline-amino-phenyl-carboxylic acid : en fr
  • AU1603928A - An improved mechanical excavating machine : en
  • US1720205A - Slicing machine : en
  • US1720191A - Muffled bearing : en
  • US1720331A - Typographic casting machine : en
  • US1720030A - Springless safety clamp for live wires : en
  • US1719829A - Method for producing squirrel-cage rotors : en
  • AT113712B - Car body roof made of pressed metal. : de en
  • AT113792B - Device for checking the driving or walking time of vehicles, machines, etc. : de en
  • CA291140A - Pulp screen : en fr
  • US1720221A - Radio power pack : en
  • US1720345A - Air tight valve structure : en
  • US1720330A - Aeroplane : en
  • CA291151A - Tap changer : en fr
  • DK40428C - Friction brake. : da en
  • FR660376A - Improvement in saponification processes of primary acetylcellulose solutions : en fr
  • GB292457A - : en
  • FR660389A - Device for closing paper bags intended to contain powdery or other materials : en fr
  • GB315092A - Improvements in machines for selecting, feeding and arranging articles in groups : en
  • US1720137A - Belt-cleaning device : en
  • US1720294A - Thermostatic switch : en
  • CA291074A - Mine lift mechanism : en fr
  • CA291092A - Electrical cable terminal : en fr
  • DE479281C - Device for mixing or emulsifying, especially for sticky or sticky liquids : de en
  • US1720055A - Apparatus for manufacturing iron and steel : en
  • US1720609A - Pany limited : en
  • US1719891A - Clevis pin : en
  • CA291083A - Cleaning apparatus : en fr
  • CA291099A - Manufacture of hollow metal rods, bars, etc. : en fr
  • DE479201C - Friction screw press : de en
  • US1719998A - Compressor : en
  • US1720508A - Method of making finned tubing : en
  • CA291126A - Pipe joint testing device : en fr
  • DE478904C - Device for temporarily attaching photographic lens accessories or other ring or disk-shaped objects to a wall or the like. : de en
  • DE479282C - Process for the preparation of derivatives of 2,2'-dipyridylamine : de en
  • GB315678A - A machine for excavating; and/or for ploughing and tilling land : en
  • US1720005A - Method of mounting misch metal in radiotrons : en
  • US1720244A - Stream-unifying apparatus : en
  • US1720049A - Paraffin scraper : en
  • US1720587A - Denture-attaching device : en
  • FR660182A - Device for heating vertical chamber furnaces : en fr
  • FR660351A - Method and apparatus for spinning reproduction : en fr
  • FR660580A - Improvements to trim for bodywork and other applications : en fr
  • FR660647A - Method and device for drying bulk goods such as woody material : en fr
  • FR660233A - Process for obtaining electrolytic chromium deposits adhering well, with good depth dispersion : en fr
  • FR660408A - Device allowing the reversibility of all dispensing machines : en fr
  • GB315247A - Improvements in or relating to devices for application to pipes for repairing bursts, earthing electrical apparatus and for other purposes : en
  • CA291121A - Weeder and cultivator : en fr
  • CA291104A - Pulp and cellulose web manufacture : en fr
  • CA291240A - Hydraulic cement : en fr
  • CA291144A - Vanity case : en fr
  • DE479230C - Process for the preparation of sulfur-containing derivatives of the benzanthrone series : de en
  • FR660398A - Improvements to automotive headlamp lighting : en fr
  • FR660209A - Improvements in apparatus intended for color photography : en fr
  • US1720213A - Supporting element for hollow electric conductors and apparatus for manufacturing the same : en
  • AU1414828A - Improvements in combined cultivators and seed drills : en
  • US1719845A - Reduction of fading of radiosignals : en
  • US1720126A - Display device : en
  • DE479253C - Process for improving the grindability of bread grain : de en
  • FR660551A - Fluid for hydraulic pressure devices : en fr
  • CA291138A - Antirachitic product : en fr
  • FR660586A - Improvements made to speed reducers or multipliers using the differential principle : en fr
  • GB303786A - : en
  • FR660561A - Process for the reproduction of lines : en fr
  • GB314734A - Improvements in combing machines : en
  • GB315186A - Improvements in or relating to vacuum distillation : en
  • GB304675A - Improvements in or relating to valve operating mechanism : en
  • GB299841A - Improvements in and relating to electric switches : en
  • GB315093A - Improvements in the shafts or spindles and bearings of washing or like machines : en
  • GB315137A - Improvements in lappets or thread guides for spinning and doubling frames : en
  • GB295375A - : en
  • FR660593A - Airtight frame for works of art and documents of all kinds, plastic objects in relief and similar objects : en fr
  • FR660500A - Manufacturing process of light metal pistons with metal casing for internal combustion engines : en fr
  • FR660502A - Wire Mesh Decorating System : en fr
  • FR660517A - Rocker switch : en fr
  • GB314032A - : en
  • US1720540A - Ignition apparatus : en
  • CA291197A - Floor polishing machine : en fr
  • DE479293C - Device for attaching the cable end to cable drums : de en
  • FR660132A - Improvements in automatic devices for sale : en fr
  • US1720320A - Extension-table slide : en
  • US1720070A - Method of cracking oil in liquid phase : en
  • US1720169A - Lawn trimmer : en
  • US1720277A - Sanitary toilet-seat cover : en
  • DE479185C - Process for the production of glass panels : de en
  • US1719846A - Chimney cap : en
  • US1720497A - Drinking cup : en
  • DE479104C - Process for the production of chlorine and bromine derivatives of dihydrocodeinone : de en
  • AT113794B - Process for making records. : de en
  • DE478705C - Device for dropping loads from aircraft : de en
  • GB302993A - Improvements in apparatus for spinning artificial threads from solutions of cellulose ethers or esters : en
  • CA291198A - Train control system : en fr
  • DE479394C - Containers for tank vehicles : de en
  • US1720280A - Hinge for convertible automobile seats : en
  • DE478947C - Process for the production of a durable, easily soluble, light-colored dry urease preparation : de en
  • DE479224C - Process for dyeing masses or fibers made from cellulose acetate : de en
  • FR660199A - Device for the automatic distribution, counting and distribution of tablets and other similar objects : en fr
  • USD78938S - Design eor a powder-puff-display box : en
  • US1720326A - Impregnating running water with detergents : en
  • US1720637A - Combined handle and latch, knob and cylinder, lock : en
  • FR660418A - Expandable felling pile for riveting and other applications : en fr
  • GB308676A - : en
  • FR660219A - Improvements to fast excitation machines and transmission systems : en fr
  • GB293021A - Improvements in compensated asynchronous electric motors : en
  • DE479029C - Gas generator for carburized water gas : de en
  • US1719832A - Attachment for musical instruments : en
  • USD78926S - gottlob : en
  • FR660227A - Improvements to bags fitted with a valve : en fr
  • GB315057A - Improvements in or relating to emulsions of mixtures of pitch and bitumen : en
  • FR660157A - Method of assembling the ends of metallic conveyor decks or metallic wire fabrics : en fr
  • US1720186A - Heat-dissipating means for electrodes : en
  • US1719991A - Heat control for gas cookstoves : en
  • CA291164A - Protection of fresh fruits against blue mould, etc. : en fr
  • FR660573A - Radiator for airplanes : en fr
  • GB315450A - Improvements in door controlling apparatus : en
  • US1720276A - Placard holder for tank cars : en
  • CA291103A - Pump casing : en fr
  • US1720224A - Focusing device for cameras : en
  • AT113750B - Rotating compression refrigeration machine. : de en
  • FR660487A - Centrifugal switch : en fr
  • US1720589A - Match and cigarette holder : en
  • CA291070A - Cigar lighter filler : en fr
  • CA291260A - Insulation : en fr
  • GB315242A - Apparatus for forming packing strips for bicycle wheel-rims : en
  • FR660643A - Light arc extinguishing switch with compressed air : en fr
  • GB299049A - A device for preventing contamination of milk in milking machines : en
  • US1720099A - Liquid separator : en
  • FR660257A - Junction box : en fr
  • GB295713A - Improved electrode for the electrical fusion and heating of glass : en
  • US1719861A - Transmission mechanism : en
  • US1720066A - Packing : en
  • USD78940S - Design for a shoe buckle : en
  • US1720190A - Confection holder : en
  • CA291279A - Machine for moulding pie casings : en fr
  • CA291290A - Insulator attachment : en fr
  • DE479147C - Method and device for the mechanical loading of electrical ovens : de en
  • GB301858A - Improvements in or relating to pistons for internal combustion engines : en
  • GB315240A - Improvements in means for coupling sectional, fluted and other rollers and cylinders for feeding or delivering or drafting or extending or conveying fibrous material or dlivering yarn in machines for drawing or drafting or extending fibrous material or spinning or doubling or twisting yarn and other similar sectional rollers and cylindersand for coupling shafts, rods and the like used in the transmission of motion or for ther purposes : en
  • DE479238C - Synchronous alternating current machine, especially high-frequency machine, with runners with teeth or pronounced poles, in which the user excitation field is generated exclusively or essentially by an alternating current leading in the phase of the internal EMF in the working winding or a similarly located, magnetically or electrically coupled winding : de en
  • US1719958A - Separating and concentrating mechanism : en
  • US1720268A - Variable-load brake : en
  • US1720563A - Packing : en
  • DK40427C - Step-by-step device Releasing Single-chamber compressed-air brakes. : da en
  • DE479317C - Punching machine for punching tips and holes in cards, loose sheets, etc. like : de en
  • US1719978A - Gas-meter diaphragm : en
  • GB315256A - Improvements in apparatus for coating surfaces with liquid, pulpy, pulverulent or granular matter : en
  • FR660493A - Improvements made to submarine cables for great depths : en fr
  • US1720010A - Bedspring brace : en
  • US1720273A - Traffic-guide-line marker : en
  • FR660162A - Device allowing the comparison of electrical capacities : en fr
  • GB303148A - Apparatus for automatically controlling the operation of a refrigerating machine driven by a single phase motor with a short-circuit armature : en
  • DE478898C - Fluid-controlled, inwardly opening fuel injector : de en
  • FR660166A - Method for making heads devoid of metal fittings for press studs or the like : en fr
  • FR660204A - Wheel train : en fr
  • GB315139A - Improvements in jockeys or rope grips for use in mechanical haulages and the like : en
  • US1719966A - Holding and distributing apparatus : en
  • US1720266A - Variable-load apparatus : en
  • US1720196A - Production of white lead : en
  • US1720212A - Lasting machine : en
  • US1720496A - Glass-charging device : en
  • AT113730B - Toboggan. : de en
  • CA8420S - Brush for use in cleaning the hands : en
  • US1720343A - Automatic telephone system : en
  • US1720382A - Fireproof dirigible airship : en
  • US1720269A - Last pin : en
  • US1720322A - Mast support : en
  • US1720534A - Cigar lighter : en
  • DE478997C - Earthed high-voltage power transmission system : de en
  • FR660171A - Switch boxes, especially for automotive electrical equipment : en fr
  • FR660286A - Self-erasing mudguard : en fr
  • GB297050A - Improved manufacture of synthetic rubber : en
  • US1719947A - Machine for making filler flats for packing cases : en
  • US1720371A - Semisolid electric conductor : en
  • US1720113A - Conveying means for drying ovens : en
  • US1720502A - Twine cutter : en
  • US1720110A - Lock cover : en
  • CA291112A - Insecticide and fungicide duster : en fr
  • FR660224A - System for producing and admitting water vapor at will into the suction manifold of explosion engines or other applications : en fr
  • FR660285A - Improvements in the manufacture of artificial silk : en fr
  • US1720475A - Oil filter : en
  • US1720613A - Time-element device and motor-control system employing the same : en
  • US1719879A - Electrical condenser : en
  • GB315124A - Improvements relating to drag devices employed in spinning, twisting and similar machines : en
  • FR660413A - Device for sizing or finishing natural or artificial yarns : en fr
  • USD78935S - Design for a combined ash tray and lighter : en
  • USD78952S - Caul c : en
  • DK40423C - Water tank with electric heater. : da en
  • FR660192A - Improvements to a method and means for highlighting advertising and other grounds : en fr
  • FR660195A - Continuous air yeast manufacturing process : en fr
  • US1720094A - Shock absorber : en
  • US1720470A - Flasher plug : en
  • GB315446A - Improvements in or relating to cleaning of metal castings : en
  • FR660318A - Arrangement for automatic switching off of electrical machines : en fr
  • FR660329A - Spring clip for upholsterers : en fr
  • US1720239A - Gas-heated hot-air furnace : en
  • CA291091A - Treatment of tubes with lead : en fr
  • GB295712A - Improvements in additional thread controlling mechanism for knitting machines : en
  • US1720381A - Resistor : en