• US2041320A - Tank vehicle : en
  • AU2226235A - Improvements in and ralating to coating and plastic compostions : en
  • US2040829A - Machine for roughing shoe parts : en
  • US2041051A - Jointing of muntin or cross bars : en
  • US2041090A - Grouping circuit : en
  • CA357996A - Textile manufacture : en fr
  • CA358057A - Humidor : en fr
  • AU2219235A - An optical adjusting device for cinematographic apparatus : en
  • CA357859A - Flexible pocket receptacle : en fr
  • CA358044A - Pavement marking : en fr
  • US2040895A - Absorption refrigeration : en
  • USD99750S - Design foe a glass bottle : en
  • AU2469435A - Improvements in and relating tothe tempering of glass : en
  • FR798552A - Bulbs for cathode-ray oscillographs : en fr
  • US2041029A - Method of treating metal : en
  • US2041586A - Self-priming pump : en
  • US2041148A - Regulator pilot valve : en
  • US2041285A - Paper sizing : en
  • CA358010A - Paper container : en fr
  • USD99741S - Design for a game board or the like : en
  • US2041168A - Loose leaf binder : en
  • US2041382A - Safety connecting rod for switch stands : en
  • US2041577A - Protective packet : en
  • US2041634A - Trap hook : en
  • USRE19972E - Hair waving pad : en
  • FR798517A - Awning frame with extendable arms : en fr
  • FR798518A - Automatic vehicle announcement system on railway tracks : en fr
  • GB447520A - Improvements in or relating to spars for aircraft wings : en
  • DE630164C - Method for the clear arrangement of dental X-ray images in a certain order on a strip with fastening tongues : de en
  • GB447435A - Improvements in magneto-electric generators for use more particularly on bicycles : en
  • GB447498A - Improvements in or relating to the production of substances of hormone action : en
  • FI17042A - The first step is to adjust the fiber : en fi
  • DE630002C - Hanging hinge for sieves, conveyor devices or the like. : de en
  • DK51662C - Procedure for the production of cracked surfaces. : da en
  • GB447461A - Improvements in or relating to mounting devices for electron discharge devices : en
  • GB447508A - Improvements relating to endless conveyors, particularly escalators : en
  • US2041237A - Process for producing zinc oxide : en
  • AU2324635A - Improved method of and means for watering tennis courts formed of porous absorbent materials : en
  • US2041605A - Magazine brush : en
  • DE630144C - Process for the preparation of dispersions : de en
  • US2041666A - Cyclic process of treating alkaline pulps : en
  • GB447594A - Improvements in fuel injection pumps for internal combustion engines : en
  • CA357997A - Can opener : en fr
  • US2041193A - Esterification of olefines : en
  • US2041383A - Electric fuse : en
  • CA357957A - Sewing machine : en fr
  • CA358009A - Fire extinguisher : en fr
  • USD99718S - Design for a nightgown : en
  • DE629984C - Shears built into the rolling mill roller table and consisting of an upper and lower knife : de en
  • US2041114A - Electrical discharge tube circuits : en
  • US2041229A - Laboratory implement : en
  • USD99753S - Design for a combined cigarette : en
  • USD99757S - Design for a bottle : en
  • US2040856A - Tape advancing device : en
  • US2041155A - Method and apparatus for conditioning mineral aggregate : en
  • US2041665A - Transmission device : en
  • GB447400A - Improvements connected with live-steam feed-water heaters and boiler circulators : en
  • GB447744A - Improvements in the preparation of titanium compounds : en
  • FR798508A - Probe or drilling machine : en fr
  • US2041050A - Adjustable differential control mechanism : en
  • US2041615A - Adjustable seat : en
  • DE630022C - Cable car with two sections and a drive in the intermediate station : de en
  • US2041323A - Timing device : en
  • US2041679A - Wrapping for block shaped articles : en
  • USD99747S - Design for a dilator or similar : en
  • DE630243C - Florwebrute with exchangeable cutting knife : de en
  • GB447686A - Improvements in or relating to adjustable pipe-wrenches : en
  • FI17048A - In the case of the best type of goods for the first time : en fi
  • GB447427A - Improvements in lifeboats : en
  • GB447349A - Process of dyeing or printing fibrous material : en
  • US2041219A - Method of destroying moth life : en
  • US2040876A - Pipe coating apparatus : en
  • DE630069C - Device for transferring a number of objects to be packaged, such as cigarettes or the like, from one conveyor belt that is moving continuously forward to another conveyor belt running parallel to it : de en
  • FR798678A - Convertible layer : en fr
  • GB447454A - Screw-cutting die-heads : en
  • US2041204A - Automatic stoker : en
  • US2041362A - Safety device for electrical appliances : en
  • US2041612A - Metallurgical furnace : en
  • USD99726S - Design for a table : en
  • DE613170C - Method and machine for wide washing and fulling of fabrics : de en
  • FR798494A - Improvements made to the lifting and lowering devices of rotary machines for filling, capping, etc., bottles, flasks, cans and other containers : en fr
  • FR798500A - Automatic and adjustable saturator for premises heated by central heating : en fr
  • GB447677A - Improvements in or relating to rotary cylindrical valves : en
  • FR798605A - Improvements relating to telephone exchange systems : en fr
  • DE630438C - Gusset deck device for flat weft knitting machines : de en
  • GB447544A - Improvements in methods of making or moulding bricks and in apparatus therefor : en
  • GB447825A - Improvements in wire drawing machines : en
  • DE630074C - Rolled goods guide arranged between the individual roll stands of continuous rolling mills : de en
  • GB447521A - Improvements relating to the froth flotation concentration of copper sulphides : en
  • US2041082A - Thread cutting tool : en
  • DE630047C - Methods and devices for the optical copying of sound films : de en
  • CA357994A - Photographic negative identification : en fr
  • GB447354A - New or improved apparatus for automatically closing doors, windows and the like : en
  • GB447554A - Improvements relating to cocks or valves : en
  • DE630078C - Gas suction device for chamber furnaces for coke and gas production : de en
  • US2040933A - Gearing : en
  • US2041019A - Apparatus for aligning paper and carbon sheets : en
  • US2041001A - Spraying cabinet : en
  • US2041461A - Welding machine : en
  • AU2320135A - Improvements in branch connections for fluid conduits : en
  • FR798677A - Broadcast antenna : en fr
  • US2041196A - Folding prie-dieu : en
  • US2041435A - Gas separator : en
  • US2041377A - Manufacture of cork articles : en
  • US2041627A - Apparatus for applying flock : en
  • US2041086A - Art of boring wells in cavernous strata : en
  • US2041609A - Carton : en
  • US2041352A - Electrical heating unit : en
  • US2041545A - Corrosion resisting coating : en
  • US2041526A - Gyro baseline : en
  • DE630030C - Machine for forming glass tubes by blowing them up : de en
  • US2041222A - Apparatus for and method of feeding molten glass : en
  • US2041492A - Brake : en
  • CA357984A - Fastener : en fr
  • FR798501A - Accumulator improvements : en fr
  • GB447509A - Improvements in the manufacture of hats and of fabrics for making the same : en
  • US2041562A - Four-wire system with echo suppressors : en
  • GB447726A - Apparatus for use in cutting sheet material into sections of predetermined length : en
  • DE630210C - Device for regulating the supply of single-tube steam generators operated with forced flow of the working medium : de en
  • GB447626A - Improvements in recovering precious metals : en
  • GB447495A - Improvements relating to valves for steam or other fluids : en
  • GB447553A - Method of removing contaminating metals and metalloids from zinc-bearing materials : en
  • FR798587A - Improvements to control modes of drive motors, for example for telegraph systems : en fr
  • US2041641A - Hair waving device : en
  • DK51652C - METHOD AND APPARATUS FOR MANUFACTURE OF WIRE OR SPINN OF GLASS, Slag, AND SIMILAR MELTABLE MATERIAL. : da en
  • US2041466A - Stereopticon slide : en
  • US2041376A - Supporting bar and rack : en
  • FR798699A - Cylinder head gasket for firearms : en fr
  • GB447421A - Improvements in and relating to the production of anodic coatings on aluminium or aluminium alloys : en
  • IE14064L - Electrolytic etching machines : en
  • DE630014C - A gland seal for oxy-fuel welding and cutting torches : de en
  • GB447361A - Improved means for transporting guns : en
  • GB447429A - An improved ball or float valve : en
  • GB447522A - The manufacture of monoazodyestuffs : en
  • DE629703C - Procedure for setting control elements in multiple coupled (ring or mesh) networks : de en
  • US2041174A - Holder : en
  • US2040886A - Suspension tram system : en
  • GB447530A - Improvements in or relating to the production of cellulose esters : en
  • GB447455A - Improvements in or relating to electric supply systems : en
  • US2041113A - Internal combustion engine piston : en
  • US2041330A - Manufacture of artificial masses : en
  • US2041102A - Winding head : en
  • FR798579A - High frequency electrical signaling systems employing electrical guides : en fr
  • US2041127A - Television : en
  • US2041135A - Illuminated sign : en
  • US2041230A - Work-holder : en
  • US2041304A - Thermostatic switch : en
  • US2041510A - Synchronous motor drive : en
  • DE630104C - Heater with catalytic combustion : de en
  • DE630106C - Collapsible formwork scaffolding for concrete and reinforced concrete canal structures : de en
  • FR798602A - Process for preparing interesting hydrocarbon products from distillable carbonaceous materials by treatment with hydrogenating gases : en fr
  • FR798663A - Electric stove combined with a refrigerated cabinet : en fr
  • US2041145A - Gasoline stove : en
  • US2041371A - Beer faucet : en
  • US2041457A - Brake cooling means : en
  • US2041599A - Vehicle construction : en
  • DE630233C - Method and device for the electrolytic oxidation of bulk particles made of aluminum and aluminum alloys : de en
  • FR798590A - Automatic mill for grinding bread cereals : en fr
  • CA357886A - Shock absorber and stabilizer : en fr
  • US2041444A - Fastening device : en
  • US2041505A - Bath slipper : en
  • US2040988A - Stenciling tape : en
  • US2041121A - Rotary engine, pump, and the like : en
  • DE630133C - Process for the production of double warp woven double warp pile fabrics with a rigid edge : de en
  • FR798633A - Electric rod-shaped heating element for ranges, stoves and other heating and cooking appliances : en fr
  • GB447535A - Improvement in the fitting up of condenser vanes : en
  • FR798547A - Process for treating water and in particular natural water with a view to clarifying it : en fr
  • US2041161A - Control device : en
  • DE630081C - Chiller : de en
  • FR798670A - Coating for printing rollers and similar applications : en fr
  • GB447516A - Improvements in and relating to moving coil relays : en
  • CA357871A - Non-inflammable insulation : en fr
  • USRE19974E - Best available co : en
  • US2041479A - Automobile engine cranking mechanism : en
  • DE630185C - Heat exchange apparatus : de en
  • US2040841A - Pulverizer and other devices : en
  • CA357893A - Clothes peg : en fr
  • DE630024C - Process for the production of depolarization masses from natural brown stone : de en
  • FR798571A - Method and apparatus for filling, with a gas mixture, electric incandescent lamps or electric discharge lamps or tubes : en fr
  • GB447473A - Improvements in or relating to boot or shoe heel end stiffener moulding : en
  • US2041302A - Synchronous mechanical rectifierinverter and its method of operation : en
  • GB447458A - Improvements in processes of vulcanising rubber and the products thereof : en
  • GB447591A - Improvements in lifts for vehicles : en
  • CA357986A - Tumbler cap : en fr
  • CA357912A - Vending machine : en fr
  • US2041497A - Advertising device : en
  • GB447442A - Improvements in thermostatically controlled electrically heated irons : en
  • GB447635A - Improvements in multiple unit treadle controlled door system : en
  • CA358049A - Shuffle board game : en fr
  • FR798533A - Swimming apparatus : en fr
  • CA358061A - Pack saddle : en fr
  • DE629694C - Process for the production of n-butyl alcohol and acetone by fermentation of protein-containing mashes : de en
  • DE630121C - Device for lifting the turning screws out of the germ stack in screw turning machines for box mills : de en
  • US2041251A - Shaving tool holder : en
  • DE630253C - Actuating tool for a spring-loaded centrifugal governor mounted on the steam turbine shaft : de en
  • CA357978A - Lubricating and insulating composition : en fr
  • US2041394A - Fire extinguisher and blowout preventer : en
  • DE630246C - Painter's brush with movable bristle strips : de en
  • DK51659C - Preheater for Heaters or Lighting Appliances with Carburetor Burner. : da en
  • GB447647A - Improved method of treating the residual gases of superphosphate manufacture : en
  • GB447561A - Manufacture of azo-dyestuffs : en
  • USD99682S - Design for a food container : en
  • FR798615A - How to attach the mud flaps : en fr
  • GB447517A - Improvements in or connected with tubular structural members : en
  • DE629939C - Circuit arrangement for telecommunications, especially telephone systems : de en
  • US2041117A - Dyeing machine : en
  • US2041167A - Fuel injector apparatus : en
  • DE630256C - Process for the production of in-situ concrete piles with clubfoot using a jacking pipe and a shut-off body closing the mouth : de en
  • USD99736S - Design for a bedspbing : en
  • USD99716S - Design for a textile fabric : en
  • US2041008A - Voltage measuring system : en
  • US2041345A - Method of making a tool : en
  • FR798609A - Automatically temporary switch of electrical circuits : en fr
  • GB447576A - Improvements in or relating to a shoulder-holder for violins : en
  • FR798578A - Electric coffee maker : en fr
  • GB447469A - Improvements in or relating to methods of rendering liquid hydrocarbons fluorescent and dyes therefor : en
  • DE630007C - Automatic control of the discharge of jigs, especially coal jigs : de en
  • US2041393A - Corrugated laminated sheathing : en
  • US2041416A - Solenoid valve : en
  • FI17049A - Klämma för elektriska ledningstrådar : en fi
  • GB447755A - Improvements in and relating to methods of starting alternating current motors : en
  • US2040839A - Monocontrol mechanism : en
  • US2040913A - Process for producing a tolyl carbinol : en
  • DE630169C - Hand-held vacuum cleaner with a suction nozzle arranged on one end : de en
  • USD99673S - Design for a center bridge for : en
  • US2041106A - Indicating device for radio receivers : en
  • US2040966A - Header construction for concealed windshield wipers : en
  • US2041446A - Variable speed power transmission mechanism : en
  • US2040853A - Window screen shade and ventilator : en
  • US2041254A - Glove : en
  • US2040978A - Device for loading tools in holders : en
  • USD99754S - Design fob a lighting fixture : en
  • DE630207C - Kuepen dye pastes for stuff printing : de en
  • DE630143C - U-shaped, springy bookmark made of wire : de en
  • FR798524A - : fr
  • FR798581A - Devices for high frequency electric waves : en fr
  • US2041156A - Method of making separable fastener sliders : en
  • DE630070C - Twist half lightning : de en
  • US2041519A - Moldboard for plows : en
  • GB447527A - Improvements in and relating to temperature regulators for electrically heated apparatus : en
  • US2041246A - Thermostatic switch : en
  • CA357914A - Indicator : en fr
  • US2040910A - Absorption refrigeration : en
  • US2040879A - Substantially undegraded deacetylated chitin and process for producing the same : en
  • US2040955A - Automatic volume and fidelity control : en
  • FR798586A - Improvements in the treatment of liquids using an electric current : en fr
  • FR798669A - Nickel and rhodium alloys : en fr
  • GB447543A - Improvements in or relating to cinematographic cameras and projectors : en
  • GB447496A - An improved metallic golf club shaft : en
  • FI17064A - Anordning vid svetsmaskiner : en fi
  • GB447494A - Improvements relating to motor vehicle lamps : en
  • US2041607A - Electric railway : en
  • DE630107C - Temperature measuring device : de en
  • FR798658A - Plunging bell electrical insulator, intended for devices for electrical treatment and in particular gas purification : en fr
  • GB447462A - Improved distortable metallic packing : en
  • US2041065A - Locking device : en
  • US2041004A - Method of forming frame members with metal veneer facing strips : en
  • US2041626A - Seam for garments : en
  • DE630010C - Sieve wire mesh with round mesh : de en
  • DE630259C - Dry protection to contain explosions in pipes and containers : de en
  • FR798458A - Exhaust noise damper : en fr
  • FR798622A - Method and device for eliminating parasites in t. s. f. : en fr
  • FR798697A - Manufacturing process of thermionic lamps : en fr
  • CA357948A - Railway car retarder : en fr
  • GB447371A - Improvements relating to cellulose derivative moisture-proofing compositions : en
  • US2040835A - Dental gauge : en
  • FR798471A - Camera : en fr
  • GB447628A - Improvements in or relating to showcards and the like : en
  • US2041044A - Harness attachment : en
  • US2041643A - Voltage regulator : en
  • FI17074A - Avtappningsregulator för avtappningsventiler i byggnaders vattendistributionsanläggningar : en fi
  • GB447419A - Improvements in or relating to the packing of goods in containers : en
  • US2041428A - Means for bending tubing : en
  • US2041132A - Pipe coupling : en
  • US2041651A - Railway car wall : en
  • US2041399A - Spray head : en
  • FR798672A - Improvements in textile yarns and fabrics and their manufacture : en fr
  • DE1373816U - : de en
  • DE630257C - Device for producing zippers : de en
  • GB447472A - Improvements in or relating to reversing-mechanism : en
  • US2041226A - Heating stove : en
  • US2041303A - Display pad for jewelry boxes : en
  • US2040902A - Absorption refrigeration : en
  • FR798549A - Process for the preparation and preservation of vitamin foods : en fr
  • GB447659A - Improvements in and relating to cinematograph apparatus more particularly for the production and reproduction of talking motion pictures : en
  • DE630005C - Method and device for producing thread, in particular rayon crepe thread : de en
  • GB447420A - Improvements in and relating to the production of anodic coatings on aluminium or aluminium alloys : en
  • FR798515A - Method and device for vacuum sealing for containers and in particular for metal cans : en fr
  • FR798640A - Process for loading, accumulating and advancing material by means of a rotating reservoir : en fr
  • DE630209C - From two mutually adjustable parts existing hanging rail for stapler u. Like. in hanging files : de en
  • USD99700S - Design for a heel : en
  • GB447360A - An improved adjusting device for brake magnets, particularly applicable to electricalmeasuring apparatus : en
  • DE630080C - Device for valve control for piston engines : de en
  • DE630119C - Chain boom brake : de en
  • FI17045A - Förfaringssätt framställning av rent aluminiumhydrat : en fi
  • US2041300A - Valve stem and handle locking means : en
  • FR798467A - Wooden foundation pile : en fr
  • GB447745A - Improvements in furnaces for obtaining volatile metals : en
  • DE630199C - Desulfurization of gases with molded gas cleaning mass : de en
  • FR798603A - Improvements in the methods and means of terminating electrical cables : en fr
  • FR798608A - Gas burner equipped with an electric lighter : en fr
  • GB447505A - Improvements in yarn beaming or warping machines : en
  • DE630150C - Rail fastening on iron cross sleepers by means of wedge clamp plates : de en
  • GB447682A - Improvements in apparatus for measuring the flow of liquids : en
  • US2041247A - Apparatus for delivering train orders : en
  • US2041590A - Fuse : en
  • US2040837A - Method of heat-treating liquids : en
  • US2041407A - Railway car construction : en
  • US2041591A - Separator : en
  • GB447631A - Improvements in or relating to suction cleaners : en
  • US2041315A - Safety traffic light for automobiles : en
  • US2041005A - Thread cleaning machine for pipes and tubes : en
  • US2041077A - Protector for dental drill hand pieces : en
  • DE630064C - Periodic absorption apparatus : de en
  • GB447523A - Improvements in life saving devices : en
  • GB447546A - Manufacture of benzanthrone derivatives : en
  • GB447637A - Improvements in arc welding apparatus : en
  • US2041673A - Stop mechanism for loopers : en
  • US2041585A - Refrigeration system for motor vehicles : en
  • FR798656A - Resistance Coupled Amplifier Assembly : en fr
  • DE629986C - Device for pulling the forged work piece from an internally cooled forging mandrel : de en
  • DE630050C - Filling funnel for feed screws, especially for meat grinders : de en
  • GB447603A - Improvements in change speed gear : en
  • USD99674S - Design for a decorative alphabet : en
  • USD99758S - Design fob a casing for thermostats : en
  • US2041131A - Process for the preparation of metallic beryllium by electrolysis : en
  • US2041311A - Clamp : en
  • GB447513A - Improvements in the manufacture of thermionic valves : en
  • DE630230C - Injection device for internal combustion engines : de en
  • FR798644A - Device for daylight development of dental x-ray films : en fr
  • GB447341A - Improvements in or relating to marine and like return-tube steam-boilers : en
  • FR798465A - Sheet metal cages for cylindrical roller bearings : en fr
  • DE630023C - Electrical apparatus, in particular for high frequency purposes : de en
  • DE630090C - Amplifier circuit : de en
  • DE630149C - Rail fastening for the production of a warp-proof and migration-proof track grid : de en
  • FR798544A - Improvements to processes and furnaces for the heat treatment of solid or pasty carbonaceous materials, in particular those for low temperature distillation : en fr
  • FR798551A - Float valve for cisterns : en fr
  • FR798577A - Improvements to automatic or semi-automatic telephone exchange systems or the like and to prepaid devices used with these systems : en fr
  • GB447819A - Improvements in or relating to television and the like transmitting systems : en
  • DK51657C - Apparatus for measuring liquids or gases. : da en
  • GB447482A - Improvements in or relating to electric storage batteries : en
  • US2041355A - Apparatus for expanding pistons : en
  • US2041541A - Automatic driving control : en
  • FI17062A - Combustion Engine Cooler Waterway : en fi
  • US2041463A - Brake : en
  • GB447416A - Improvements in and relating to rubber-containing bituminous compositions : en
  • GB447343A - Improvements in photographic cameras : en
  • FR798554A - Electronic lens television cathode oscillographs : en fr
  • GB447608A - Manufacture of acid wool dyestuffs : en
  • CA357967A - Electric machine actuating apparatus : en fr
  • US2041269A - Insulated electrical conductor : en
  • US2041298A - Insecticide material and process of making the same : en
  • US2041475A - Clutch control mechanism : en
  • USD99725S - Design fob a chair : en
  • DE630239C - Brake drum cooling of wheels, in particular of aircraft wheels : de en
  • FR798604A - Method and device for making holes in corrugated glass sheets : en fr
  • FR798629A - Closing and assembly device for doors, partitions, covers, casings, in particular for vehicles such as airplanes, automobiles, etc., industries such as mechanicals, electricity, etc. : en fr
  • US2041084A - Telephone system : en
  • US2041460A - Tractor wheel : en
  • DE630028C - Reversing device for regenerative furnace systems : de en
  • GB447651A - A process for improving fibres and textile materials : en
  • GB447572A - Improvements in handles for bags and other articles of luggage : en
  • DE629400C - Elastic wheel : de en
  • DE630237C - Firewall : de en
  • GB447642A - Plaster-fibre ceiling and wall board : en
  • GB447323A - Improvements in or relating to electrical cable-connectors : en
  • GB447347A - Improvements in or relating to photographic roll-film cameras : en
  • FI17066A - Apparat för springning grus från Automobiler : en fi
  • FR798519A - Diesel turbine with eccentric rotating pistons : en fr
  • US2040845A - Apparatus for treating plants for parasites : en
  • USD99724S - Design for a knitted textile fabric : en
  • DE629909C - Pulverized coal burners : de en
  • US2041547A - Method and machine for making knitting needles : en
  • GB447552A - Improvements in small electric motors : en
  • US2040900A - Absorption refrigeration : en
  • US2040971A - Cellulose ester composition : en
  • US2041255A - Method of rolling metal : en
  • US2041576A - Control system : en
  • GB447901A - Improvements in or relating to photographic roll-film cameras : en
  • USD99685S - Design for a settee or similar : en
  • FR798624A - Artificial incubator : en fr
  • GB447490A - Improvements in the projection of lenticular films : en
  • US2041203A - Binder bar and hinge lug therefor : en
  • US2040911A - Absorption refrigeration : en
  • US2041349A - Receptacle : en
  • US2041511A - Refrigerating apparatus : en
  • US2041039A - Combined heating and cooling system : en
  • US2041112A - Cabinet panel board unit : en
  • US2041447A - Lock for automobile engine hoods : en
  • US2041556A - Vibration dampener : en
  • USD99719S - Design for a vacuum cleaner : en
  • USD99752S - Design for a combination juice : en
  • US2040901A - Absorption refrigeration : en
  • US2041572A - Automobile front wheel drive axle : en
  • US2041041A - Laminated roofing or sheet product : en
  • FR798682A - Heavy oil burner : en fr
  • GB447639A - Improvements in and relating to electrolytic condensers : en
  • DE630165C - For stroking massages and for rubbing in healing substances, creams, etc. like. Serving device : de en
  • DE630229C - Equipment on Haecksel machines with discharge blades and additional blower for removing dust and foreign bodies : de en
  • DE630241C - Side seal for a defensive body that can be lowered under the stowage position : de en
  • US2041358A - Orientating and carton feeding device : en
  • US2041680A - Self-sharpening safety razor : en
  • FR798655A - Device for electrostatic type sound recording and reproducing apparatus : en fr
  • GB447383A - Improvements in or relating to rotary printing presses : en
  • US2040892A - Automatic controlling switch mechanism : en
  • US2041347A - Cutting tool and method of making the same : en
  • CA357946A - Railway traffic controlling system : en fr
  • US2041036A - Frequency range converter : en
  • FR798505A - Air fire corrections calculator : en fr
  • FR798534A - Suspension device for lighting devices : en fr
  • GB447598A - Improvements in and connected with steam superheaters : en
  • GB447615A - Improvements in or relating to granule coated webs : en
  • US2041177A - Voltage regulator : en
  • CA357863A - Metal articulated shoe last : en fr
  • US2040874A - Acoustic tensiometer : en
  • DE630157C - Procedure for operational checking of the insulation condition of high-voltage support insulators : de en
  • CA357905A - Fluid operated transmission : en fr
  • CA357987A - Bottle cap : en fr
  • DE630244C - Storm lantern in which part of the combustion air, mixed with fresh air, is fed back to the burner : de en
  • DE630177C - Self seller : de en
  • FR798514A - Improvements to thermometric devices in which the heat-sensitive part is surrounded, in part, by a protective envelope : en fr
  • GB447588A - Improvements in or relating to shock absorbers : en
  • US2041061A - Tool joint cut-off device : en
  • CA357944A - Colour photography : en fr
  • FR798545A - Improvements to automatic coal burners : en fr
  • US2041396A - Closure fastener : en
  • US2041037A - Casing joint : en
  • US2041248A - Condensation pboduot and pkocess : en
  • US2041471A - Apparatus for dyeing loose textile materials : en
  • USD99695S - Design for a slipper : en
  • USD99756S - Design for a hinge : en
  • US2041314A - Internal combustion engine : en
  • US2041436A - Stabilized preparation : en
  • US2041454A - Gear pump for artificial silk spinning machines : en
  • US2041020A - Autographic register : en
  • US2041256A - Tabulating or accounting machine : en
  • US2040931A - Method for producing activated carbon : en
  • US2041125A - Electrical apparatus : en
  • CA357968A - Buckle : en fr
  • GB448180A - Improvements in the manufacture and production of compounds of the coeroxene and coerbioxene series : en
  • US2041022A - Fountain striper : en
  • US2041104A - Shaft coupling : en
  • US2041126A - Power lawn mower : en
  • US2041259A - Vanity case : en
  • USD99711S - Design for a clock case : en
  • CA358017A - Golf club grip : en fr
  • US2041067A - Testing apparatus : en
  • US2040984A - Speed wave ship : en
  • DE630083C - Device for air cooling of an absorption cooling apparatus built into a refrigerator : de en
  • DK51646C - Automatic Calendar. : da en
  • GB447541A - Process and apparatus for the manufacture of plaster board : en
  • GB447759A - Method of and apparatus for the distillation of powdered material : en
  • US2041070A - Theftproof gas tank : en
  • US2041146A - Apparatus for instruction for stringed instrument playing : en
  • CA357881A - Waterproof joint : en fr
  • CA358019A - Pump : en fr
  • GB447446A - Improvements in or relating to processes for the bronzing of copper and copper alloys : en
  • GB447422A - Improvements in pit props : en
  • US2041279A - Asphaltic composition : en
  • FR798468A - Device intended for the transmission of electromagnetic radiation, in particular for medical applications : en fr
  • CA357854A - Dispensing container : en fr
  • FR798497A - Dropper : en fr
  • GB447555A - A musical device for ascertaining numbers of sharps or flats in any key : en
  • US2041109A - Justifying device : en
  • US2041343A - Method of changing the grain structure of metals : en
  • US2041366A - Fluid straining device : en
  • US2041440A - Mounting for ophthalmic lenses : en
  • US2041528A - Safety glass : en
  • GB447750A - Improvements relating to loudspeakers : en
  • FR798521A - Hydrochloric pickling of metals and alloys, in closed cycle : en fr
  • DE630151C - Rail butt connection by means of head straps arranged on both sides of the butt joint : de en
  • USD99679S - Design for a combination kitchen : en
  • DE630103C - Braking device for conveyor machines : de en
  • GB447348A - Improvements in and relating to the manufacture of brake drums : en
  • AU2384535A - Improvements in and relating to separating or sorting granular materials : en
  • GB447586A - Methods of promoting the growth and activity of microorganisms : en
  • GB447437A - Electric or gas apparatus for either heating or air circulating purposes : en
  • DE630216C - Dry plate rectifier consisting of several elements : de en
  • FR798597A - Improvements to electronic discharge devices : en fr
  • GB447352A - Ear-plug : en
  • GB447533A - Process of refining motor fuels : en
  • GB447661A - Improvements in and relating to steam and other vapour generators with forced conveyance of the working medium : en
  • GB447415A - Improvements in or relating to the dewaxing of oil : en
  • GB447610A - Improvements in or relating to retractable undercarriages for aircraft : en
  • US2041266A - Method and apparatus for treating sunken composite pavements : en
  • FR798657A - Two-stroke internal combustion engine with supercharging : en fr
  • GB447604A - Suspension of road-vehicles : en
  • US2040922A - Carburetor : en
  • US2041095A - Machine for operating upon shoes : en
  • US2041561A - Manufacture of theobromine : en
  • GB447662A - Improvements in or relating to capacity surfaces for electrostatic devices for the recording and reproduction of sound : en
  • US2041173A - Fountain brush : en
  • GB447538A - Improvements in or relating to the production of solvents from rubber : en
  • FR798574A - Device for operating doors : en fr
  • FR798511A - Process for improving textile fibers and resulting fabrics and products : en fr
  • US2041160A - Internal combustion engine valve : en
  • US2040897A - Absorption refrigeration : en
  • US2041012A - Lens mount : en
  • DE630012C - Method and means for producing an impression of the human body which is used as a cut : de en
  • DE630197C - Receiver with visual display of the quality of the coordination with the individual station : de en
  • US2041449A - Automatic heating plant for solid fuel consumption : en
  • US2041652A - Calendar : en
  • US2041669A - Valve : en
  • US2041534A - Inner tube : en
  • GB447503A - Improvements in divisible rims for vehicle wheels : en
  • US2040958A - Connecter device : en
  • DE630019C - Process for the production of concentrated, pure hydrochloric acid : de en
  • DE630034C - Spring insert of a two-sided usable upholstery part of a multi-part mattress : de en
  • GB447356A - Improvements in or relating to bits for horses and like animals : en
  • FR798566A - Process for the treatment of organic materials, in particular for bleaching : en fr
  • US2041091A - Method fob : en
  • US2041573A - Temperature generating and control system : en
  • IE14135L - Electrical transmission means for traction : en
  • US2040998A - Printed sheet drier : en
  • US2041633A - Photographic camera : en
  • FR798559A - Process and apparatus for the hydrolysis of celluloses and lignocelluloses : en fr
  • FR798659A - Improvements to discharge tubes : en fr
  • FR798687A - Evacuation device for deformable tubular containers : en fr
  • GB447622A - Improvements in or relating to thermionic amplifiers for use with electric gramophones and the like : en
  • GB447526A - Devices for preventing retrograde movement of vehicles : en
  • US2041119A - Golf course marker : en
  • US2041653A - Maximum temperature controlling device : en
  • FR798582A - Automatic ball device, with control of these balls by punch rods : en fr
  • US2041499A - Rubber type holder and type therefor : en
  • GB447660A - Improvements in or relating to pipe joints : en
  • FR798464A - Improvements to vehicles, in particular to electric vehicles with accumulators : en fr
  • US2041271A - Rolling mill : en
  • FR798576A - Instant fire extinguisher, with electric plug and based on carbonic acid, against fires breaking out inside cinema projection equipment : en fr
  • GB447906A - Process for dyeing leather : en
  • FR798647A - Rev counter and distance traveled for road rollers : en fr
  • GB458173A - Cycle and motor-cycle stand and propping device : en
  • GB447547A - Improvements in automatic (so-called) writing apparatus : en
  • GB447618A - Improvements relating to the manufacture of antiseptic germicidal substances : en
  • FR798560A - Catalytic heaters : en fr
  • GB447590A - Improvements in automatic change speed devices : en
  • US2041294A - Method of making paper : en
  • GB447428A - Improvements relating to electric lamps : en
  • US2040888A - Imprinting apparatus : en
  • US2041520A - Manufacture of squeezing or expressing bowls, rollers, and such like : en
  • US2041485A - Parchment paper and process of making the same : en
  • US2041668A - Process for dehydration of acetic acid and other lower fatty acids : en
  • DE630249C - Process for purifying acetylene obtained from gaseous hydrocarbons in an electric arc : de en
  • DE630127C - Device for noise dampening and for regulating the maximum flow rate from nozzles in water supply systems : de en
  • CA357870A - Band saw : en fr
  • US2040962A - Wear testing machine : en
  • US2041360A - Shoemaking method : en
  • US2041370A - Display stand : en
  • CA357872A - Non-inflammable fuse covering : en fr
  • CA357899A - Humidifier : en fr
  • CA357959A - Insecticide : en fr
  • CA358060A - Clamp puller : en fr
  • DE630036C - Process for the production of flexible foils : de en
  • DE630115C - Protective device against chemical warfare agents consisting of a protective suit and a protective gas mask : de en
  • GB447975A - Apparatus for removing metal from the surfaces of bodies of ferrous metal : en
  • US2041555A - Combination fan and vibration damper : en
  • FI17052A - Movable spatula for steam baths and sweat baths : en fi
  • GB447581A - Improved tube rolling mill for the manufacture of tubes for barrels for rifles, guns and the like : en
  • US2041595A - Electric gaseous discharge apparatus : en
  • US2041038A - Garbage can or like cabinet : en
  • US2041080A - Machine for operating upon sheet material : en
  • US2041319A - Internal combustion engine : en
  • US2041072A - Magnetic compass : en
  • GB447674A - Improvements in or relating to cutting mechanism for mowing and reaping machines : en
  • GB447749A - Improvements in means for converting electrical energy into sound : en
  • US2041163A - Acoustic device : en
  • USD99693S - Design fob a coin container : en
  • USD99735S - Design for a wedding ring : en
  • FI17053A - Bäranordning för paket : en fi
  • FR798616A - Meat cutting machine : en fr
  • GB447457A - Improvements in or relating to centrifugal separators : en
  • DE630125C - Boiler with fuel chute and lower burnout : de en
  • FR798455A - Method and device for the production of concrete road surfaces : en fr
  • FR798661A - Automatic disengagement for stopping the film when a text to be read passes through the cinematographic projection devices : en fr
  • US2041227A - Wrapper for powder, granular, or similar substances : en
  • DE629992C - Process for cleaning gases using a wet filter : de en
  • FR798596A - Flip-top funnel and automatic liquid flow stop : en fr
  • FR798507A - Development of packaging boxes : en fr
  • GB447751A - Process of and apparatus for removing metal from the surfaces of metallic bodies : en
  • US2041040A - Carrier augmentation circuit : en
  • US2041375A - Paper receptacle and closure therefor : en
  • US2041593A - Process of hydrolyzing chlor alkyl phenols : en
  • US2041232A - Holder for snelled fishing hooks : en
  • US2041662A - Inflatable flotation device : en
  • GB447488A - Improvements in the production of imbibition reliefs : en
  • DE630051C - Unstable bracket e.g. made of wire for a padlock : de en
  • GB447425A - Improvements in apparatus for separating liquids from solids : en
  • GB447565A - Improvements relating to electric hot-plates : en
  • USD99720S - Design for a toy : en
  • FR798498A - Air Cooled Aviation Engine Turbo Compressor Device : en fr
  • CA357982A - Linecasting and composing machine : en fr
  • CA357938A - Clothes washing apparatus : en fr
  • US2040908A - Absorption refrigeration : en
  • US2040943A - Food product and process : en
  • USD99686S - Design for a wedding ring : en
  • DE630153C - Push-button switch with toggle mechanism and automatic return of the switching element to the starting position : de en
  • DE630208C - Protective strips made of paper, fabric, etc. like for books : de en
  • US2041351A - Closure for collapsible tubes : en
  • US2041469A - Tamping and stoking attachment for tobacco pipes : en
  • US2041432A - Cruller machine : en
  • AU2255635A - Improvements in or relating to the treatment of oil shale : en
  • US2040896A - Absorption refrigeration : en
  • US2041206A - Method of forming handwheels : en
  • US2041280A - Condenser : en
  • US2041628A - Method of marking articles of clothing and the like for laundry and similar purposes : en
  • USD99713S - Design for a christmas tree : en
  • DE630136C - Soft turn-down collar firmly attached to a shirt or the like : de en
  • USD99706S - Design for a shoe : en
  • CA358052A - Hydrocarbon fuel burner : en fr
  • DE630054C - Machine for trimming, sharpening and stapling the frame ends of footwear : de en
  • US2040819A - Fabric structure and treatment : en
  • CA357867A - Refrigerator : en fr
  • FR798460A - New polymer nitrogen combinations and their production process : en fr
  • GB447502A - Improvements in or relating to ball swivel joints for use with steam and other fluid conduits : en
  • GB447583A - A machine for grading eggs : en
  • IE13863L - Paper container : en
  • CA358027A - Rubber regeneration : en fr
  • US2041397A - Treating sulphur-mining bleed-water : en
  • CA357869A - Filament, thread and film manufacture : en fr
  • DE630161C - Chamber furnace with vertical chambers arranged in pairs : de en
  • FR798664A - TV receiver : en fr
  • US2041056A - Method for treating hygroscopic materials at subatmospheric pressures : en
  • USD99701S - Design fob a heel : en
  • US2041618A - Calcium-base lithopone : en
  • IE13952L - Preparation of textile fibres for spinning : en
  • DE630193C - Fermentation process for the production of alcohol : de en
  • CA357897A - Sound studying apparatus : en fr
  • DK51648C - Device with tear-off closure provided with bracing collar. : da en
  • CA358046A - Suit box : en fr
  • FI17061A - Ljuddämpare för förbränningsmotorer : en fi
  • AU2215035A - High-frequency coupling devices : en
  • CA357951A - Elastic knitted fabric : en fr
  • USD99669S - Design foe a roll oe similae aeticle : en
  • US2041392A - Tank : en
  • CA357903A - Compensating meter : en fr
  • CA357988A - Diesel engine governor : en fr
  • FR798634A - Electric heating plate : en fr
  • GB447585A - Tandem control for pressing machines : en
  • US2041217A - Plastic composition : en
  • DE630031C - Method and machine for the production of a full, spherical apex part having incandescent lamp bulbs : de en
  • FR798557A - Removable protective shell for siphons and similar containers : en fr
  • GB447619A - Electrically heated steering wheel for motor vehicles and aircraft : en
  • CA357904A - Compensating meter : en fr
  • FR798638A - Improvements to electrical relays : en fr
  • FR798660A - Improvements to electric motor control systems : en fr
  • DE630205C - Method and device for obtaining pure alcohol directly from the mash by distillation : de en
  • FR798531A - Semi-flexible pipe for gasoline, oil, etc. : en fr
  • GB447548A - Improvements in stays for doors and windows : en
  • FR798522A - Lock enhancements : en fr
  • US2041194A - Theater building : en
  • US2041295A - Fuse plug : en
  • US2041624A - Apparel fastener : en
  • CA357972A - Television system : en fr
  • CA358055A - Police club : en fr
  • GB447658A - Electro-magnetic motor : en
  • FR798665A - Metal link chain forming a tread, for vehicles : en fr
  • US2041281A - Sliding roof for vehicles : en
  • US2041501A - Means for producing designs upon very heavy rollers for color printing purposes : en
  • AU2253135A - Improved rubber finger stall and method of forming the same : en
  • CA358024A - Internal combustion engine : en fr
  • FR798688A - Reverse alarm signal for vehicles, especially for automobiles, buses, etc. : en fr
  • GB447540A - Improvements in or relating to the production of effects on filaments, yarns, straws or the like or fabrics containing such materials : en
  • CA357929A - Blasting method : en fr
  • US2040828A - Cooler : en
  • FR798594A - Installation and control of machine guns or cameras and their sights and similar equipment, in particular on board aircraft : en fr
  • US2041341A - Heat treating furnace : en
  • USRE19971E - Method of cubino hat : en
  • US2040921A - Molded shoe and method of making the same : en
  • US2040960A - Valve spring key : en
  • US2041474A - Adjustable and clampable stand for electric lamps and for displaying articles : en
  • DE630260C - Storm lantern burner with burner cap and a flame plate attached to the wick sheath : de en
  • DE630066C - Multipole changeover contactor, especially for electric motors that are controlled either in star-delta connection or by pole changing : de en
  • CA357989A - Paper making machine : en fr
  • US2041437A - Paper or similar cup : en
  • GB447447A - Improvements in apparatus for making and applying bottle caps or capsules : en
  • DE630114C - Rotary piston-like device for achieving suction and discharge strokes of any length : de en
  • CA357956A - Buttonhole sewing machine : en fr
  • DE630048C - Device for adjusting the film loops in cinematographic devices : de en
  • DK51642C - Apparatus for Examining the Position of the Railways. : da en
  • FR798488A - Trellis which can be used, in particular, as a plaster support or as a decorative element : en fr
  • FR798698A - Automatic regulation device for current rectifier devices : en fr
  • FR798573A - Control device for automobiles : en fr
  • US2041192A - Lubricating and cooling system : en
  • FR798600A - Improvements to indirectly heated cathodes for thermal valves or the like : en fr
  • DK51660C - Nozzle for Hair Dryers. : da en
  • FR798541A - Device for preventing warping of sheets or cardboard articles subjected to treatments by impregnation : en fr
  • US2041242A - Auxiliary counterbalance for extra capacity head : en
  • CA357969A - Ornamented knitted fabric : en fr
  • DE630252C - Process for the production of tools, e.g. Drawing dies, of hard metals : de en
  • DE630096C - Discharge tubes with indirectly heated oxide cathode : de en
  • DE630179C - Starting device for internal combustion engines : de en
  • DE630223C - Process for roasting pyrite or other iron sulfides : de en
  • FR798473A - : fr
  • FR798667A - Device for adapting the braking force of vehicle brakes to the vehicle load : en fr
  • DE630212C - Cable stripping machine : de en
  • GB447600A - Improvements relating to methods of and apparatus for the electrolytic manufacture of metallic metallic magnesium : en
  • US2040822A - Machine and method for separating solids from liquids : en
  • US2040830A - Variable speed transmission mechanism : en
  • US2041389A - Axle bearing for rail vehicles : en
  • US2041656A - Method of making wheels : en
  • US2041664A - Lockstitch knit fabric : en
  • US2040864A - Control device : en
  • US2041024A - Box : en
  • AU2256835A - Improvements in or relating tothe coating of flexible sheet materials : en
  • US2041033A - Car door : en
  • US2041415A - Ground key valve : en
  • DE630046C - Movement device for flashing strips : de en
  • GB447683A - Improvements in or relating to machines for pressing shoe bottoms : en
  • GB447614A - Improved suspension for mariners' compasses : en
  • FR798561A - Improvements in the setting of selective circuits in t receiving stations. s. f. : en fr
  • CA358035A - Water distributor : en fr
  • USD99760S - Design for a covered button : en
  • FR798506A - Manufacturing process for double stearate of potash and triethanolamine : en fr
  • FR798646A - Locking for rest of cycles and motorcycles : en fr
  • US2041411A - Copy conveyer : en
  • USD99692S - Design for a textile fabric : en
  • USD99742S - Design for a lighting fixture globe : en
  • DE630163C - Pressure regulator for dental compressed air equipment : de en
  • CA357977A - Automotive vehicle servicing apparatus : en fr
  • US2041116A - Electric steam condenser : en
  • USD99762S - Design for textile fabric : en
  • USD99714S - Design for a belt : en
  • USRE19975E - Vehicle : en
  • CA357902A - Foot manipulator : en fr
  • US2040850A - Method and apparatus for the determination of direction of a source of wave energy : en
  • US2041278A - Process for treating oils : en
  • FI17069A - Växeldrivanordning med omkopplingsanordning för trampcyklar, motorcyklar och liknande fordon : en fi
  • FR798463A - Improvements in means for measuring the characteristics of electric currents in pulse trains : en fr
  • US2041089A - Vending machine cabinet : en
  • USD99748S - Design fob a keyhole illuminator : en
  • CA357895A - Jar holder : en fr
  • US2041002A - Diverter valve : en
  • CA357973A - Terpene manufacture : en fr
  • FI17043A - Floor brush : en fi
  • GB447571A - Improvements in and relating to means for the hydraulic transmission of power : en
  • AU2457435A - Improvements in or relating to suction cleaners : en
  • CA357889A - Rock drill clamp : en fr
  • US2040820A - Roll grinding machine : en
  • USD99744S - Design fob a glass goblet : en
  • US2041058A - Method and apparatus for determining the physical characteristics of metals : en
  • US2041097A - Calendar : en
  • US2040944A - Process for producing polyhydroxy alcohols : en
  • USD99683S - Design for a cigarette box buckle : en
  • US2041046A - Lathe : en
  • US2041069A - Toy corner block construction : en
  • US2041049A - Chicken brooder : en
  • CA358030A - Container carrier : en fr
  • US2041083A - Telephone system : en
  • US2041208A - Surface wheel : en
  • US2041491A - Humidifier : en
  • US2040934A - Mechanical movement : en
  • US2041076A - Penetrating oil : en
  • US2041508A - Tubing plug valve : en
  • US2041525A - Method of testing lubricants : en
  • DE630166C - Molding sand mixer with a rotating plate in a mixing ring : de en
  • US2041670A - Nipple for nursing bottles : en
  • CA357960A - Coal coking method : en fr
  • CA358004A - Voltage regulator : en fr
  • US2040964A - Unloader valve for fluid compressors : en
  • US2041162A - Roller bearing axle : en
  • US2041096A - Telephone system : en
  • US2041244A - Cam grinding apparatus : en
  • US2041535A - Burner : en
  • US2041014A - Automatic lighter for gas furnaces and the like : en
  • US2041034A - Mouth spreader : en
  • US2041571A - Color receptacle : en
  • FR798546A - Improvements in the manufacture and processing of yarns made from discontinuous strands : en fr
  • DE629881C - Device for spreading loose debris : de en
  • FR798474A - Typewriter Improvements : en fr
  • FR798486A - Make-up enhancements : en fr
  • FR798542A - Automatic adjustment of a combustion engine test installation reproducing altitude conditions : en fr
  • GB447366A - Improvements in pencil sharpeners : en
  • GB447414A - Improvements in or relating to the spring mounting of vehicle bodies : en
  • DE630042C - Notice pool for hairdressers : de en
  • DE630021C - Process for the preparation of 4,5-alkyl-substituted 2-aminodiaryl ketones : de en
  • FR798695A - Improvements to tuning systems for t receptors. s. f. : en fr
  • GB447562A - Spring and motion dampers for use on motor-vehicles : en
  • US2041530A - Apparatus for making shoe soles : en
  • FR798668A - Advanced feather for angling : en fr
  • GB447438A - Improvements relating to jets for liquid fuel lamps and heaters : en
  • US2041111A - Vegetable and fruit skin removing device : en
  • DE630172C - Process for cleaning zinc lye from cobalt and / or nickel intended for electrolytic purposes using zinc dust : de en
  • GB447667A - Improvements in and relating to pressure speed indicators for aircraft : en
  • CA357926A - Building arch : en fr
  • US2041531A - Apparatus for making shoe soles : en
  • FR798679A - Camera finder : en fr
  • DE629988C - Method for twisting rayon : de en
  • AU2455935A - Improvements in or relating to storage cookers andthe like : en
  • GB447584A - Improvements in or relating to chimney sweeping appliances and equipment : en
  • US2041025A - Form and carbon carrying control device : en
  • USD99755S - Design for a lamp : en
  • US2041409A - Permanent hair waving apparatus : en
  • GB447542A - Improvements relating to doors for refrigerators, cold storage cabinets and the like : en
  • DE630250C - Process for shearing animal skin in a barrel : de en
  • US2040893A - Louver damper : en
  • US2040990A - Hydraulic control mechanism : en
  • AU2471835A - Improvements in or relating to draught regulators for flues orthe like : en
  • FR798526A - Improvements to lead spinning presses : en fr
  • GB447456A - Improvements relating to electric switches, particularly for controlling the currentto electric cooking and heating apparatus : en
  • USD99749S - Design fob a combination washing : en
  • GB447638A - Improvements in implement handles : en
  • FR798568A - Suction filter with drum without cells : en fr
  • GB447573A - A new braking system for aeroplanes : en
  • GB447666A - Improvements relating to the shedding mechanism of looms for weaving : en
  • GB447448A - Retractable landing gear for aeroplanes : en
  • GB447380A - Improvements in or relating to the production of coke, gas and by-products : en
  • FI17055A - Insulation mat : en fi
  • GB447433A - Improved process for engraving engine-turned metal surfaces : en
  • FR798651A - Saw sharpening device and preferably circular saws : en fr
  • FR798681A - Rim modification for vehicle wheel : en fr
  • GB447582A - Improvements relating to rain-water pipes : en
  • DE630200C - Device for central electrical remote control of the heating medium supply to several consumers connected to a district heating system : de en
  • FR798503A - Medical thermometer : en fr
  • FR798620A - Cable lug for connecting electrical conductors to an accumulator, in particular to the terminals of an automobile accumulator : en fr
  • US2041565A - Packing : en
  • US2041681A - Ornamental flower-holding device : en
  • FR798625A - Sash window enhancements : en fr
  • IE13548L - Cheques : en
  • US2041128A - Refrigerant compressor : en
  • US2041583A - Electric incandescent lamp for projecting purposes : en
  • US2041538A - Horseshoe : en
  • US2041438A - Table : en
  • USD99668S - Design fob a table cooker : en
  • DE629991C - Safety device to prevent damage in the event of a pipe break in hydropower plants : de en
  • DE630218C - Process for the production of Kuepen dyes of the anthraquinone series : de en
  • FR798504A - Bottle closure device guaranteeing the authenticity of its contents : en fr
  • USD99739S - Design for a piano case : en
  • GB447367A - Improvements in and relating to driving arrangements for electrically driven conveyor systems : en
  • US2041514A - Radiator cover clip : en
  • CA357983A - Lubricating oil : en fr
  • US2041057A - Nail stripper : en
  • US2041172A - Pump or motor : en
  • FR798562A - Elastic fabric and its application to the manufacture of gas masks : en fr
  • US2041402A - Manufacture of new enolic sulphuric esters of hydroindanthrones : en
  • FR798643A - Colorful products and solutions : en fr
  • GB447514A - Manufacture of n-nitramines of nuclear halogenated primary aromatic amines : en
  • DE630158C - Method and device for melting oil or fat from fatty animal or vegetable substances : de en
  • FI17070A - Safe latch automatic latch device : en fi
  • GB447451A - Process for treating antimonial lead : en
  • FR798466A - Printing telegraph device : en fr
  • GB447621A - Improvements in actuating mechanism for fire extinguishers and other fluid containers : en
  • DE630015C - Support pillars made of crosswise stacked wood : de en
  • FR798539A - Liquid dispenser : en fr
  • GB447556A - Improvements in and relating to cycle sidecars and the attachment or connection thereof to cycles : en
  • US2040950A - Advertising device : en
  • US2041045A - Refrigeration : en
  • US2041129A - Manufacture of cereal products : en
  • US2041368A - Electric control system : en
  • US2040894A - Absorption refrigeration : en
  • US2041224A - Sacker apparatus : en
  • US2041245A - Wave signaling method and apparatus : en
  • US2041332A - Flashlight holding device : en
  • US2041179A - Garden tool : en
  • US2040959A - Heat interchanger : en
  • US2041575A - Garment buttonhole accessory : en
  • DE630088C - Contact wire for electric railways : de en
  • GB447449A - Improvements in or relating to variable electrical condensers : en
  • GB447468A - Improvements in connection with solenoid actuated valves for controlling the flow of liquids or gases : en
  • FI17058A - A way to make wood, especially shingles, shingles and planks fireproof : en fi
  • DE630148C - Method and device for regulating the output of compressors, in particular of refrigeration machines : de en
  • US2041500A - Adjusting apparatus : en
  • FR798691A - Improvements in percolators and coffee makers : en fr
  • US2041074A - Internal combustion engine : en
  • DE629985C - Bandsaw blade with a natural curve in its longitudinal direction : de en
  • US2040844A - Pressure fluid motor : en
  • US2041654A - Power attachment means for lawn mowers : en
  • GB447355A - Improvements in devices for delivering measured quantities of liquid : en
  • US2041292A - Electron discharge device : en
  • GB447609A - Improvements in or relating to machines for making confections and applying handles thereto : en
  • GB447602A - Improvements in or relating to lehr stacking or feeding mechanisms : en
  • FR798666A - Improvements to railroad switches : en fr
  • FR798583A - Improvements relating to the control of alternating currents : en fr
  • US2041064A - Wear receiving element for brake heads : en
  • US2041101A - Telephone transmission circuit : en
  • AU2262835A - Improvements in or relating to radio receiving systems : en
  • US2041553A - Separation of dust from gases : en
  • US2041623A - Aircraft : en
  • USD99712S - Design for a combined fire detector : en
  • US2040923A - Vehicle signal : en
  • US2041613A - Terminal clamp : en
  • US2040987A - End fitting for automobile brake controls : en
  • US2040994A - Annealing furnace : en
  • US2041291A - Detector circuit : en
  • USD99704S - Design for a burial case handle : en
  • US2041606A - Separable fastener : en
  • GB447368A - An improved printing ink and articles impressed thereby : en
  • GB447373A - Improvements in or relating to dining tables : en
  • CA357955A - Greaseproof container : en fr
  • US2040904A - Absorption refrigeration : en
  • US2041154A - Shock absorbing device : en
  • GB447905A - Process for dyeing leather : en
  • GB447545A - Manufacture of a new anthraquinone vat dyestuff : en
  • DE630154C - Device for briefly switching on an electrical circuit, in which the switching off is carried out by a drive element coupled to a gear mechanism when switching on : de en
  • US2041262A - Massaging and cleansing device for teeth and gums : en
  • GB447363A - Improvements in and relating to charge delivery mechanism for cigar making machines : en
  • GB447426A - Improvements relating to hydraulic and like pumps : en
  • GB447550A - Improvements in and relating to steel props for supporting the roof in coal mines and the like, and to releasing means thereof : en
  • DE630105C - Gas-heated water heater equipped with a low water protection device and a water flow regulator arranged in the cold water supply line : de en
  • DE630167C - Multi-part flexible metal core : de en
  • US2040956A - Underwater salvage device : en
  • US2041260A - Vanity case : en
  • US2041560A - Water soluble sulphonated : en
  • US2041325A - Automobile distress signal : en
  • USRE19973E - Refrigerating apparatus and process : en
  • DE611458C - Thread sewing machine : de en
  • FI17072A - Stock and ocean tax collections : en fi
  • FR798567A - Improvements to electromagnetic carbon stack regulators : en fr
  • CA357924A - Pneumatic tire : en fr
  • DE630188C - Closure for ink container : de en
  • DE630224C - Photographic lens : de en
  • FR798686A - Lime nitrate manufacturing process : en fr
  • FI17057A - Anordning för inriktning av Stockar vid sågning : en fi
  • USD99709S - Design fob a sweater : en
  • US2041365A - Irregular bending apparatus : en
  • US2041483A - Milk pasteurizing and cooling unit : en
  • US2040862A - Compounds of the anthrapyrimidine series : en
  • US2041085A - Key card punch : en
  • GB447830A - Improvements in or relating to fluid-pressure operated stop valves, bye-pass valves and means for controlling such valves : en
  • DE630192C - Ram operated in the manner of an internal combustion engine : de en
  • GB447764A - Improvements in cellulose derivative compositions : en
  • GB447351A - Process of dyeing or printing fibrous material : en
  • GB447756A - Improvements relating to the production of acid anhydrides : en
  • FR798649A - Manufacturing process of an insulating, thermal, soundproof and resistant material by the treatment of kelp, algae and other eelgrass : en fr
  • DE630122C - Device for sandblasting the inside of pipes : de en
  • USD99689S - Design for a piano case : en
  • US2041023A - Measuring valve : en
  • FR798627A - Machine for sawing, milling and polishing building stones and others : en fr
  • FR798674A - Distributor of objects controlled by a coin : en fr
  • US2041013A - Method of excavating material and machine therefor : en
  • US2041594A - Electrical capacitor : en
  • CA357866A - Shoe last section molding apparatus : en fr
  • GB447575A - Improvements in or relating to the processing, sizing, lubricating and the like of all kinds of artificial fibres either before or after spinning or weaving : en
  • US2041542A - Apparatus for removing candle wax from holders : en
  • CA358031A - Garage door opener : en fr
  • US2041388A - Boiler : en
  • FR798584A - Acidity and potential meter : en fr
  • US2041198A - Fluid pressure regulating valve : en
  • USD99698S - Design for a wrap : en
  • CA357975A - Insecticide : en fr
  • CA357920A - Wire belt : en fr
  • CA357937A - Clothes washing apparatus : en fr
  • CA357896A - Locomotive draft appliance : en fr
  • US2041598A - Air conditioning system for motor vehicles : en
  • US2041600A - Radio system : en
  • US2040928A - : en
  • US2041677A - Process for the recovery and purification of lubricating oils from mineral oils : en
  • US2041421A - Seal : en
  • US2041490A - Railroad car wheel or other wheel : en
  • CA357884A - Spun glass manufacturing apparatus : en fr
  • DE630217C - Device for automatic electric arc welding, in which the welding wire nozzle executes an oscillating movement across the welding seam : de en
  • CA358032A - Wire bending appliance : en fr
  • US2041317A - Photoengraving screen and process of producing same : en
  • US2041152A - Device for accommodating wound film bands : en
  • USD99672S - Design for a camera : en
  • US2041307A - Fluid pressure brake : en
  • US2040872A - Machine tool : en
  • US2041527A - Injector : en
  • AU2481335A - Process for producing thin metal bands and sheets from comparatively thick bands or sheets : en
  • US2041263A - Weed puller : en
  • DE630214C - Armature winding of DC machines with 2n + 1 coil sides lying radially one above the other : de en
  • CA358015A - Piston ring : en fr
  • USD99707S - Design fob a shoe : en
  • USD99728S - Design for a chair : en
  • DE630071C - Water seal for gas pipes : de en
  • CA358028A - Electric switchgear : en fr
  • US2041130A - Toxic antifouling material : en
  • US2041225A - Electric starter : en
  • DE629983C - Circumferential guide bush for the material bar on automatic swivel arms : de en
  • US2041181A - Feed grinder and blower : en
  • CA357880A - Check valve : en fr
  • FR798572A - Improvements to processes for reducing the cross-section of metal rods, wires and bands and similar equipment by drawing, rolling and similar operations : en fr
  • DE630182C - Spring joint : de en
  • CA357942A - Welding rod : en fr
  • CA358048A - Flush valve bracket : en fr
  • CA357852A - Brush : en fr
  • US2040974A - Toy valise : en
  • US2041450A - Safety fuel tank : en
  • US2041473A - Dentifrice polishing base : en
  • USD99710S - Design for a slipper : en
  • FR798492A - Refractory product : en fr
  • CA358063A - Weathershield for automobiles : en fr
  • US2040858A - Production of anthrapyrimidines : en
  • US2041663A - Means for converting alternating current into direct current and vice versa : en
  • US2041506A - Motor mounting : en
  • US2041265A - Actlated polypepxides : en
  • US2041580A - System and apparatus for motor control : en
  • DE630240C - With a profiling that corresponds to the groove of the boot heel, a taut body for ski bindings : de en
  • DE630189C - Switch-off device for high-speed stranding machines : de en
  • FR798482A - Blank disc for phonographic recording and its manufacturing process : en fr
  • GB447605A - An improved screen for vehicle driving mirrors : en
  • GB447672A - Improvements in or relating to thermostats : en
  • IE13820L - Application of adhesive : en
  • DK51649C - Snaplaas. : da en
  • US2041398A - Remote control system : en
  • US2041631A - Electrical heating apparatus : en
  • DE630235C - Two-part clasp for animal harnesses : de en
  • GB447593A - Improvements in and relating to means for avoiding disturbances in the reception of electric oscillations : en
  • FR798563A - Improvements made to closure devices for containers : en fr
  • GB447483A - Process for the manufacture of a pyrene compound : en
  • US2041184A - Method for the production of furoic acid : en
  • US2041344A - Continuous electrical wall socket : en
  • US2041459A - Oculist's chart : en
  • US2041465A - Device for obturating multicolor filters : en
  • US2041604A - Material feeding and measuring apparatus : en
  • FR798527A - Removable metal harness : en fr
  • GB447551A - Improvements in or relating to coin receiving devices for coin-operated apparatus : en
  • DE629994C - Device for sliding platforms, loading bridges and similar rail vehicles to prevent the running wheels from falling into gaps in the rails : de en
  • DE630009C - Screen grate : de en
  • CA357922A - Vacuum cleaner brush : en fr
  • CA358002A - Free wheeling device : en fr
  • US2041258A - Air retaining means for refrigerators : en
  • CA358007A - Fishing line package : en fr
  • US2041216A - Disk harrow : en
  • CA357875A - Light control device : en fr
  • CA357883A - Telephone number dial register : en fr
  • CA357885A - Grain screen : en fr
  • CA357927A - Alcohol condensation : en fr
  • US2041187A - Sanitary toilet : en
  • US2041518A - Process for securing bands around pens or pencils : en
  • CA357945A - Signal repeater system : en fr
  • CA358022A - Dual speed axle gearing : en fr
  • US2041309A - Automatic machine : en
  • CA357954A - Knitting machine deflector : en fr
  • CA358020A - Mail box : en fr
  • USD99737S - Design for a weighing scale : en
  • FR798626A - Device for rubbing and grinding wooden surfaces : en fr
  • US2040945A - Priming device : en
  • US2040970A - Telephone transmission circuit : en
  • FR798650A - Comb with variable opening for textiles and in particular hemp and jute : en fr
  • US2041379A - Foxing laying machine : en
  • US2041657A - Method for making spoked wheels : en
  • DE630206C - Device for moistening bobbins, coats, straehn o. : de en
  • FR798653A - One-piece carcass for the mechanism and body of an automobile : en fr
  • GB447434A - Improvements in and relating to facing point lock stretcher bars for railway switch mechanism : en
  • US2041293A - Washing machine : en
  • US2041283A - Spectacle : en
  • US2041455A - Azo-dyestuffs and process of making the same : en
  • US2040881A - Method for electrolytic deposition of chromium : en
  • US2040916A - Adhesive : en
  • DE629999C - Device for recording rapid mechanical vibrations with small amplitudes : de en
  • DE630132C - Roller dryer for drying veneer strips : de en
  • CA357873A - Amusement device : en fr
  • US2040883A - Electronic tube : en
  • GB447645A - Improvements in metal protectors for boots and shoes and for animals' hoofs : en
  • US2041549A - Alarm device : en
  • US2041110A - Trolley system and device : en
  • US2041569A - Electrode system having unsymmetrical conductivity : en
  • US2041369A - Popcorn popper : en
  • DE630075C - Intermediate pick-up for several successive rolling stands : de en
  • DE630079C - Process for the production of tetraethanolammonium pentanitrate : de en
  • US2041047A - Process of manufacturing magnesium products : en
  • CA357943A - Dyestuff isomer separation : en fr
  • US2041180A - Rotary machine : en
  • US2041521A - Surgical instrument : en
  • DE630222C - Outlet valve for metal melting kettle : de en
  • DE630123C - Device for generating dry compressed air for the drive in electrical switchgear by means of a water separator : de en
  • DK51664C - Furniture made of thin wood layers. : da en
  • CA357932A - Barrel tap : en fr
  • US2041616A - Mobile ground working device : en
  • DE630190C - Device for producing a wire tie, in particular for boxes : de en
  • US2040917A - Heat exchange device : en
  • US2041372A - Door structure : en
  • USD99675S - Design for a projector casing : en
  • GB447430A - Improvements connected with folding chairs : en
  • CA357970A - Self-aligning bearing : en fr
  • DE630234C - Drying device, especially for paper machine felts : de en
  • US2040997A - Esters of boric acid : en
  • US2041568A - Lock washer : en
  • DK51647C - Method for the manufacture of a support member with a mechanically produced oscillation record and apparatus for carrying out the method. : da en
  • US2041326A - Artillery wheel : en
  • US2040939A - Method of making rivets : en
  • DE630084C - Smoke protection board with side smoke deflectors, especially for steel bridges over railway systems : de en
  • DK51654C - Tablet preparation for hair rinsing and method of preparation. : da en
  • US2040957A - Metalworking process : en
  • US2040992A - Flexible connection : en
  • US2041007A - Car door : en
  • US2040859A - Compounds of the anthrapyrimidine series : en
  • DE630077C - Three roll sheet bending machine : de en
  • FR798675A - Improvements to plastic compositions containing gelatinized nitrocellulose : en fr
  • US2041650A - Operating mechanism for railway car doors : en
  • DE630178C - Flare pen for electric lighters : de en
  • DE630196C - Climbing switch with a frame made of pressed sheet steel : de en
  • DE630098C - Electrically heated liquid container : de en
  • US2040929A - Method of corrugating sheet material : en
  • US2041316A - Flexible stuffing box assembly : en
  • US2041581A - Collar and cuff pressing machine : en
  • US2040824A - Rail supporting and securing means : en
  • US2040976A - Electropneumatic brake : en
  • US2041373A - Negative carrier for photographic printing machines : en
  • US2040826A - Process of treating brass and bronze secondary metals : en
  • GB447900A - Improvements in or relating to centrifugal pumps : en
  • CA357964A - Radio reactance : en fr
  • GB447492A - Improved process for the production of formic acid : en
  • GB447634A - Folder fastener : en
  • GB447758A - Improvements in or relating to telephony : en
  • CA358029A - Wheel puller : en fr
  • US2041241A - Fluid cooling system : en
  • US2041414A - Electric switch : en
  • US2041239A - Bag closure : en
  • US2041321A - Mold for retreading tires : en
  • USD99722S - Design for an automobile heater : en
  • US2040840A - Manufacture of pile fabrics : en
  • US2041408A - Crystal controlled oscillator : en
  • USD99751S - Design fob a gasoline operated flat : en
  • US2040932A - Car axle drive : en
  • US2041406A - Anesthetic apparatus : en
  • US2041546A - Building construction : en
  • US2040915A - Internal combustion engine : en
  • USD99767S - Design for a table covering or : en
  • US2041478A - Means for light or photo printing : en
  • CA357853A - Corn binder : en fr
  • CA357862A - Jointed member casting apparatus : en fr
  • US2040848A - Acetyl salicylic acid solution and method of producing the same : en
  • US2041645A - Thermostatic switching mechanism : en
  • DE630099C - Kettle jacket : de en
  • CA357878A - Chemical laboratory apparatus : en fr
  • AU2258835A - Improvements in or relating to starting and stopping mechanisms : en
  • CA357985A - Electric wave transmission system : en fr
  • FR798536A - Improvements in electrical measurements and in particular in the calibration of meters : en fr
  • GB447486A - Improvements in or relating to automobile sparking plug or circuit testing devices : en
  • GB447501A - Improvements in and connected with window fastening devices : en
  • DE630146C - Process for the preparation of porphine compounds : de en
  • US2040942A - Sun bath seat : en
  • US2041448A - Flaking amorphous solids : en
  • CA357901A - Colour receptacle : en fr
  • CA357949A - Railway traffic controlling system : en fr
  • DE630245C - Platen roller or the like with cladding mounted on springs : de en
  • FI17051A - Skiv-, tråd-, bandkärna eller kraruplindning och förfaringssätt för dess framställning : en fi
  • CA357961A - Fastener slider : en fr
  • CA357980A - Collapsible tube closure : en fr
  • US2041357A - Method of making nonmetallic containers : en
  • US2040834A - Flexible conduit : en
  • DE630067C - Illuminated circuit diagram : de en
  • CA357992A - Pipe damper : en fr
  • CA357916A - Sand spreader : en fr
  • FR798588A - Signaling pad : en fr
  • US2040961A - Inking system for printing presses : en
  • CA357939A - Clothes washing apparatus : en fr
  • AU2255435A - Improvements in or relating to chair irons : en
  • CA357891A - Brooder air conditioning apparatus : en fr
  • US2040818A - Coated diatomaceous earth product and method of making the same : en
  • US2040949A - Degumming of silk : en
  • US2041223A - Plastic rubber composition : en
  • FR798516A - Closure for containers : en fr
  • GB447640A - Improvements in and relating to electrolytic condensers : en
  • DK51650C - High or Medium Frequency Amplifier Coupling. : da en
  • FR798469A - lock for pneumatic post : en fr
  • GB447372A - A device for cleansing tumblers : en
  • GB447417A - Improvements in or relating to the manufacture of water-soluble condensation products derived from phenolic resins : en
  • GB447648A - Method and means for weighing railway vehicles : en
  • AU2325235A - Improvements in and connected with fruit sorting tables : en
  • DE630219C - Process for the production of quaternary ammonium compounds from Abkoemmlingen of the anthracene series : de en
  • US2041010A - Holder for sharpening razor blades : en
  • DE630016C - Device for separating the spent hops from the wort : de en
  • US2041138A - Process of forming improved light polarizing bodies : en
  • CA357856A - Container : en fr
  • CA358021A - Tiling device : en fr
  • US2041149A - Slide fastener : en
  • US2041557A - Timepiece : en
  • GB447567A - Improvements in the manufacture of massive bodies of density greater than that of lead : en
  • CA357919A - Barrel tap : en fr
  • CA358040A - Freight car : en fr
  • USD99678S - Design fob a storage cabinet : en
  • CA357928A - Container : en fr
  • FR798639A - Preparation of substituted amides of pyridine-o-dicarboxylic acids : en fr
  • GB447763A - Improvements in wire drawing machines : en
  • FR798628A - Sandal : en fr
  • FR798529A - Process and installation for the purification of gases allowing the recovery of dehydrated tar : en fr
  • GB447345A - Improved couplings for connecting substantially aligned shafts : en
  • GB447629A - Milking machine installation : en
  • GB447652A - Improvements in flashed illuminating elements and in processes for their manufacture : en
  • FR798553A - New process for obtaining flexible gaskets and cable glands : en fr
  • CA357953A - Knitting mechanism : en fr
  • FI17044A - Förfaringssätt för framställning av kolsyra-is : en fi
  • FR798470A - Improved apparatus for the separation of impurities from coal and for similar uses : en fr
  • GB447902A - Improvements relating to sliding contacts for use with electrical resistances : en
  • DK51661C - Club head, e.g. for Tøjrekøller. : da en
  • DE630173C - Device for measuring the inclination of bodies : de en
  • US2041306A - Automatic coordinator for main and auxiliary sources of electricity : en
  • US2040831A - Transmission : en
  • US2041063A - Bottle crate : en
  • DE629932C - Motorized cinematographic recording or reproducing apparatus : de en
  • DE629739C - Device for extinguishing AC interruption arcs : de en
  • US2040847A - Fuel pump for internal combustion engines : en
  • US2041257A - Milk bottle holder and lockbox : en
  • CA357851A - Plant root and soil separating apparatus : en fr
  • DE630138C - Rock percussion drill with carbide insert : de en
  • FR798610A - Improvements to metal constructions : en fr
  • US2040871A - Process of drying tobacco for insecticidal purposes : en
  • US2041642A - Glass grinding apparatus : en
  • FR798606A - Ophthalmic frame : en fr
  • FR798558A - Remote control system for electric motors : en fr
  • US2041395A - Electric clock : en
  • DE630227C - Projector for standing images : de en
  • GB447378A - Improvements in packages intended to hold melons or the like for transport without deterioration : en
  • US2040842A - Pressure fluid motor : en
  • DE630195C - Process for the deformation and processing of corrosion-resistant chromium-nickel, chromium-manganese and chromium steels in an austenitic state : de en
  • FR798528A - Combined crusher : en fr
  • DE630112C - Soldering iron with burner for gaseous fuel : de en
  • DE630215C - Process for impregnating fibrous, porous or other impregnable substances with electrolytic solutions at reduced air pressure and boiling temperature of the impregnating agent (electrolyte), in particular of electrolytic capacitors : de en
  • CA358053A - Sand blast curtain : en fr
  • FI17046A - Fertilization requirements for the use of aluminum alloys in the production of mineral oils (loror, kaolin and dyl.) : en fi
  • FR798580A - Support device for utensils and accessories for dental hygiene : en fr
  • US2041234A - Bituminous dispersions for coatings or coverings and a process of preparing them : en
  • US2041318A - Roasting machine : en
  • AU2372935A - Improvements in the manufacture of fabrics and articles of wearing apparel : en
  • DE625069C - Process for obtaining distilled feed water from broth vapors : de en
  • GB447441A - Improvements in and relating to motor or pedal cycle brake-operating mechanism : en
  • AU2464935A - Improvements inthe decorating of hard surfaces : en
  • US2040986A - Shock absorber for doors : en
  • US2041015A - Firearm : en
  • USD99680S - Design for textile fabric : en
  • US2041322A - Float for fishing lines : en
  • CA11092S - Jug : en
  • US2041386A - Cable cutting device : en
  • USD99729S - Design for a combined container cup : en
  • CA357874A - Bathtub hydraulic lift : en fr
  • GB447627A - Improvements in or relating to electrical musical instruments : en
  • FI17071A - A window or door closer that closes and opens with a latch : en fi
  • US2041342A - Time indicating mechanism : en
  • US2041359A - Asphalt heater : en
  • US2041378A - High frequency transmission system : en
  • US2041348A - Bunsen burner : en
  • US2041028A - Barometric device : en
  • US2041308A - Refining mineral oil : en
  • DE630187C - Reversing gear with oil shift clutches, especially for ship propulsion : de en
  • AU103032B2 - Improvements in optical inverters : en
  • FR798614A - Improvements in torpedo operation : en fr
  • GB447760A - Improvements in or relating to electromagnetic switching arrangements for use in electric welding machines : en
  • DE630053C - razor : de en
  • FR798671A - Improvements made to liquid dispensers : en fr
  • GB447346A - Improvements in or relating to thermionic valve amplifiers for sound reproduction : en
  • GB447384A - Improvements in shirts : en
  • US2041551A - Surface broach : en
  • FR798630A - Power supply device for rectifiers : en fr
  • US2041554A - Call recording apparatus for telephones : en
  • US2041579A - Control device : en
  • US2040995A - Bottom frame for spring beds : en
  • US2041533A - Apparatus for making shoe soles : en
  • DE630097C - Process for the production of non-metallic heating resistors : de en
  • GB447358A - Improvements in pumps for delivering measured quantities of pasty substances : en
  • GB447601A - Improvements in and relating to presses for drawing sheet metal : en
  • AU2466235A - Improvements inthe manufacture of artificial stone : en
  • US2041659A - Compressor : en
  • FR798613A - Device for elastic suspension of baby carriages and other vehicles : en fr
  • GB447350A - Improvements in connection with soil warming apparatus and the method of constructing the same : en
  • GB447663A - Improvements in or relating to the suspension of electrical fittings : en
  • GB447664A - Improvements in or relating to take-up mechanism for flat knitting machines : en
  • GB447655A - Improvements in or relating to machines for making tablets : en
  • US2041099A - Door lock : en
  • US2041157A - Acoustic device : en
  • US2041212A - Enclosed terminal construction for resistance elements : en
  • US2040866A - Pedal attachment : en
  • DE629989C - Pull-ignition pack, in which the ignition sticks are arranged in a perforated strip : de en
  • GB447357A - Apparatus for moulding pipes, pillars and other cylindrical forms in plastic materials : en
  • US2041123A - Key and key-joint : en
  • US2041210A - Road joint and filler bridge unit with asphalt lock : en
  • US2041158A - Cuticle remover and process of removing cuticle : en
  • US2041417A - Knitting machine : en
  • FR798487A - Gas neutralization process in shelters : en fr
  • US2041071A - Hot water heater : en
  • US2041139A - Corn picker snapping roll : en
  • USD99731S - Design fob a shoe : en
  • FR798495A - Cannet comprising a device for the joint formation of a wire reserve ring for several pins : en fr
  • FR798680A - Rangefinder combined with a finder scope : en fr
  • GB447436A - Improvements in electrical power systems and control equipments therefor : en
  • FR798538A - Improvements in relays : en fr
  • GB447510A - Improvements in fishing reels : en
  • DE630041C - Holding device for the partial electrolytic surface treatment of a plurality of objects : de en
  • FI17065A - The centrifugal pump is specially adapted for the sale of cellulose, such as o.dyl. : en fi
  • GB447597A - Improvements in or relating to arc gap arrangements for arc current converters : en
  • GB447762A - Coupling-devices for use with electric conduit installations : en
  • GB447499A - Improvements relating to electrical fluid level indicators : en
  • US2041094A - Lock for a swinging window panel : en
  • US2041431A - Siren : en
  • DE630068C - Security paper : de en
  • DE630184C - Process for the production of finely divided alkali metals : de en
  • FR798696A - Vending machine operating following the introduction of coins : en fr
  • FR798555A - Filter device : en fr
  • DE630040C - Diamond setting for hardness testers like the Rockwell hardness testers : de en
  • DE630221C - Process for the preparation of stable reducing compounds of substituted dyes of the thioindigo series : de en
  • GB447616A - Improvements in or relating to sliding clasp fasteners : en
  • DE630043C - Advertising machine for advertising inscription with a preferably endless belt guided over drive and guide rollers with punched out windows and devices for its anti-skid guidance and for fastening the letters or picture boards : de en
  • GB447362A - Improvements in or relating to motor-aided bicycles : en
  • CA358013A - Container slip cover : en fr
  • US2040947A - Heat exchanger : en
  • GB447379A - Improvements in and relating to methods of and fasteners for securing superposed members together : en
  • DE630000C - Cash register printer : de en
  • DE630004C - Leitkoerper or designed as Leitkoerper rudder : de en
  • FI17073A - Table billiards played with tiles : en fi
  • CA358051A - Endless track link : en fr
  • FI17041A - Strumphållare med bysthållare : en fi
  • FR798537A - Improvements to agricultural vehicles : en fr
  • DE630026C - Electric flow heater : de en
  • DE630027C - Oil burner with a bowl-shaped atomizer that is driven by an electric motor and revolves around a vertical axis : de en
  • FR798502A - Photometer-rangefinder : en fr
  • CA358042A - Aircraft : en fr
  • DE616493C - Method for the investigation of substance mixtures by measuring the dielectric constant : de en
  • GB447381A - Process for de-acidifying water : en
  • DE630094C - Circuit for interrupting a control circuit and restarting it after an adjustable time with the help of two installation circuit breakers : de en
  • DE630171C - Pressure regulating device that works with a water seal for venting or ventilating low-pressure steam heating systems : de en
  • US2040983A - Coin controlled mechanism : en
  • CA357941A - Wardrobe travelling case : en fr
  • US2041470A - Volume control means for variable density sound recording : en
  • GB447579A - Improvements in and relating to servo-motor mechanisms : en
  • US2041253A - Cartridge shell : en
  • US2041312A - Annealing apparatus : en
  • US2040857A - Acylamino derivatives of the anthrapyrimidine series : en
  • US2041434A - Envelope : en
  • US2041629A - Automatic weighing machine : en
  • FR798535A - Safety device for jewelry pins : en fr
  • GB447418A - Improvements in apparatus for use in the electric deposition of metals : en
  • US2040877A - Method of and apparatus for making and treating tube assemblies : en
  • DE629990C - Conveyor device with a slat conveyor which can be moved on an endless path and which forms an uninterrupted conveyor surface along its entire circumferential length : de en
  • GB447431A - Improvements in or relating to the actuation of electric switches : en
  • CA357877A - Chemical apparatus : en fr
  • DE630232C - Torque clutch with brake : de en
  • US2040827A - Machine for making photo prints on printing cylinders : en
  • US2041026A - Beverage cooling and dispensing apparatus : en
  • US2041124A - Fifth wheel construction for detachable trailers : en
  • US2041380A - Adjustable resistance : en
  • GB447761A - Photographic shutters : en
  • GB447382A - Stockless anchor : en
  • FR798523A - Process and devices for making ice with a determined melting point : en fr
  • GB447643A - Improvements in or relating to free wheel hubs with back pedalling brake : en
  • GB447559A - Improvements in and relating to adjusting devices for wireless apparatus : en
  • USD99738S - Design for a weighing scale : en
  • CA358059A - Self-sealing valve : en fr
  • US2041601A - Jewel bearing : en
  • CA357958A - Packaging machine : en fr
  • CA358005A - Storage cooker : en fr
  • US2041147A - Signaling system : en
  • US2041200A - Disher : en
  • US2040937A - Laminated article and manufacture of same : en
  • US2041088A - Method of making granulated materials : en
  • US2041578A - Drill press head : en
  • USD99733S - Design fob a canopy glider : en
  • CA358011A - Bottle capping mechanism : en fr
  • CA357963A - Well tube setting tool : en fr
  • CA358025A - Spinal appliance : en fr
  • CA357865A - Shoe last : en fr
  • CA358016A - Canopy door : en fr
  • US2041243A - Subterranean structure : en
  • DE630135C - Oven with a vapor generator located under the oven : de en
  • US2040854A - Titanium compound and method of making same : en
  • US2040940A - Stamp support and pad : en
  • US2041456A - Television system : en
  • DE630039C - Device for displaying or measuring forces and movements : de en
  • DE630128C - Valve with device for noise dampening : de en
  • GB447633A - An improved coin-freed apparatus for receiving coins of different values : en
  • US2041105A - Roller screen : en
  • DE630211C - Method for reducing the interference in submarine telecommunications cables caused by earth imbalances : de en
  • CA357936A - Wheel hub hydraulic brake : en fr
  • GB447439A - Movable gun supports particularly for aircraft : en
  • GB447613A - Improvements in weighing machines : en
  • US2041364A - Method for removing corrosive substances from hydrocarbons : en
  • AU194136A - Improvements in optical inverters : en
  • US2041678A - Golf game : en
  • US2041443A - Refrigeration apparatus particularly adapted for freezing fish : en
  • DE630162C - Furnace for generating a mixture of oil and coal gas : de en
  • US2041385A - Brake actuating device : en
  • US2041658A - Hygroscopic controlling mechanism for an electric circuit : en
  • US2041660A - Vehicle axle aligner : en
  • US2040968A - Automatic train pipe connecter : en
  • CA357999A - Pasteurizing apparatus : en fr
  • AU2384935A - Improvements in or relating to vacuum cleaners : en
  • CA358033A - Shock absorber : en fr
  • US2040952A - Directional receiver : en
  • USD99699S - Design for a plug valve body : en
  • CA357923A - Flexible metal tube manufacture : en fr
  • US2041667A - Mirror : en
  • GB447577A - Improvements in folding self-supporting cantilever wings for aircraft : en
  • DK51651C - Procedure for the manufacture of permanent magnets. : da en
  • DE630073C - Resilient iron pit stamp : de en
  • CA358045A - Constructional toy : en fr
  • US2041588A - Attachment for rural mail boxes : en
  • US2041640A - Folding step for vehicles : en
  • CA357965A - Temperature control system : en fr
  • DE630006C - Device for the production of solutions of gases for the treatment of water and waste water : de en
  • US2041452A - Bridge problem work board : en
  • AU2262135A - Improvements in or relating to folded sheets, for maps, timetables andthe like : en
  • AU2259535A - Variable-selectivity radio receivers : en
  • US2041137A - Papermaker's felt : en
  • US2041288A - Can opener : en
  • US2041092A - Stereotype mat : en
  • US2041207A - Macerator : en
  • US2041391A - Bottle opener and sealer : en
  • CA357925A - Furnace : en fr
  • DE630140C - Washing or washing machine with automatic generation of a liquid cycle : de en
  • GB447599A - Improvements in absorption refrigerating machines : en
  • AU2447635A - Improvements in or relating to tree callipers : en
  • US2041515A - Liquid bag : en
  • US2040887A - Coke oven door : en
  • US2040973A - Aqueous solutions of therapeutically valuable compounds and a process of preparing them : en
  • US2041221A - Operating mechanism for overhead doors : en
  • US2041390A - Lubricated bearing for railroad vehicle axles : en
  • USD99740S - Design for a tailless monoplane with : en
  • US2041675A - Electrical distribution system : en
  • USD99690S - Design for a display case : en
  • US2041472A - Method of and means for sintering and roasting ores and the like : en
  • US2040899A - Absorption refrigeration : en
  • US2041107A - Bush : en
  • US2041646A - Window sash balance : en
  • DE630194C - Method and device for expanding hollow bodies : de en
  • US2041032A - Safety tread : en
  • US2041144A - Talking picture record : en
  • US2041548A - Package for cigarettes or cigars and matches : en
  • AU2401335A - Rangefinder for cameras : en
  • US2041639A - Washing machine means for elevating clothes therein : en
  • US2041424A - Pessary : en
  • USD99743S - Design for a globe for lighting : en
  • USD99687S - Design for a wedding ring : en
  • CA358003A - Paper manufacture : en fr
  • FR798472A - Multi-color pencil : en fr
  • US2041059A - Method of and apparatus for removing gases from milk or cream or other liquids : en
  • US2041190A - Dispenser and process of making the same : en
  • AU2244435A - Improvements in or connected with soft collars : en
  • US2041644A - Selective protection of electric distributing networks having an insulated neutral point : en
  • GB447612A - Improvements appertaining to domestic wringing and mangling machines : en
  • GB447829A - Improvements in hydraulic brakes : en
  • GB447364A - Tightening device for shaft bearings in gear casings especially for motor-vehicle gearing : en
  • US2041185A - Dispensing container : en
  • US2041384A - Line drying reel : en
  • US2040989A - Glove : en
  • US2041453A - Resinous composition and process of making same : en
  • US2041619A - Clay working machine : en
  • US2041625A - Keeper protective plate : en
  • AU2350135A - Improvements in and relating to gaseous electric discharge devices : en
  • DE630082C - Method and device for the operation of intermittently operating absorption refrigeration apparatus : de en
  • FR798510A - Method and device for freezing and preserving fish on board : en fr
  • FR798520A - Small compass for aviation : en fr
  • FR798700A - Process for the production of condensation products : en fr
  • US2041333A - Apparatus for producing carbonfree metals, alloys, and the like : en
  • USD99763S - Design fob a bottle : en
  • GB447370A - Improvements in or relating to methods of knitting : en
  • DE630231C - Starting device : de en
  • DK51645C - Device for measuring measurements for measuring time. : da en
  • DE630176C - Control device for machines controlled by punch cards : de en
  • US2040927A - Coloration of textile materials : en
  • DE630058C - Vehicle toy with a device for changing direction : de en
  • DE630065C - Conversion of a turntable with two-wheel support into one with four-wheel support at the ends of the main girders : de en
  • US2040903A - Absorption refrigeration : en
  • US2041153A - Photographic-printing machine : en
  • US2041201A - Palm shield : en
  • FR798619A - Method and device for mounting clips on moldings applicable in particular to automobile bodies : en fr
  • GB447515A - Improvements in or relating to broaching machines : en
  • FI17075A - Apparat förföring av fibermaterial för införlivning i vävnader : en fi
  • FR798623A - Electrode pliers for welding : en fr
  • FR798484A - Improvements in lifting and lowering devices for rotary machines for filling, capping, etc., bottles, flasks, cans and other containers : en fr
  • DE630137C - Connection device for gas lights to the outlet on masts for street lighting : de en
  • US2041073A - Internal combustion engine : en
  • DK51663C - As a Game or Toy useful Jewelry. : da en
  • GB448102A - Improvements in and relating to grinding and polishing bodies, and methods of manufacturing the same : en
  • FR798462A - Elastic thread and method of making it : en fr
  • US2041502A - Artificial masses : en
  • US2041027A - Thread cutting mechanism : en
  • US2041336A - Fastener secured installation and fastener member therefor : en
  • US2041486A - Electric furnace : en
  • US2041537A - Package : en
  • US2041661A - Safety release mechanism for firearms : en
  • FR798565A - Improvements to swivel disc mounts for beet hoes : en fr
  • GB447386A - Improvements in electric transformers of small output : en
  • GB447570A - Improvements in apparatus for the extrusion of metal : en
  • FR798532A - Product for cleaning silverware, precious metals, silverware, jewelry and others : en fr
  • GB447459A - Improvements in or relating to aircraft wings : en
  • GB447463A - Improvements in or relating to processes for the treatment of drying oils or varnishes produced therefrom : en
  • US2041496A - Coated sheet material and process of making : en
  • CA357890A - Fruit jar ring rethreader : en fr
  • DE629981C - Pipe connection with the help of an expandable sealing sleeve : de en
  • GB447506A - Improvements in and relating to rectifiers : en
  • FR798479A - Machine for cutting, chopping and mixing meat or other : en fr
  • GB447445A - Improved method of and apparatus for use in the harvesting of flowers : en
  • GB447557A - Improvements in electrical resistors : en
  • USD99697S - Design for a koll or similar article : en
  • US2040972A - Piston : en
  • USD99705S - Design for a burial case handle : en
  • US2040860A - Production of anthrapyrimidines : en
  • US2041412A - Lighting system : en
  • US2041559A - Control mechanism : en
  • GB447684A - A method for the production of moulded articles from artificial resin and artificial resin-containing mixes : en
  • US2041507A - Combination fan and vibration damper : en
  • US2041602A - Web controller : en
  • DK51644C - Swimming sandal. : da en
  • FR798491A - Crepe yarns and fabrics and their manufacture : en fr
  • GB447511A - Improved couplings for connecting substantially aligned shafts : en
  • GB447823A - Improvements in or relating to a method of and apparatus for shaping the opening of shoe uppers : en
  • US2041052A - Fireproof insulating compounds : en
  • US2041350A - Mechanical puddler : en
  • DE630152C - Round alternating current conductor for larger currents, especially for electric ovens : de en
  • GB447641A - Vehicle hood : en
  • DE630049C - Rotary wedge coupling with shock absorber for mechanical presses : de en
  • US2040846A - Fuel injection system for internal combustion engines : en
  • US2040985A - Ornament : en
  • US2041517A - Machine for blowing glass articles : en
  • US2041017A - Book rack : en
  • US2041563A - Sanitary tumbler cover and coaster : en
  • US2041425A - Separable electric socket : en
  • US2041441A - Wheel : en
  • US2040861A - Anthrapyrimidines and their production : en
  • US2041031A - Joint : en
  • US2041671A - Glassware forming machine : en
  • US2041674A - Needle : en
  • US2040977A - Aluminum ladder : en
  • CA357915A - Thread cleaner : en fr
  • CA357998A - Hollow cement block : en fr
  • DE630100C - Electrical control device for oil firing systems : de en
  • GB447596A - A trim panel assembly : en
  • FR798611A - Improvements to electrical conductive systems : en fr
  • GB447578A - Improvements in or relating to vacuum electric discharge tubes : en
  • GB447607A - Improvements in or relating to safety gear for lifts or hoists : en
  • GB447453A - Improvements in or relating to electric heating installations : en
  • DE630147C - Turbine with an impact that can be changed by switching on and off nozzles or nozzle groups : de en
  • CA358041A - Car brake mechanism : en fr
  • GB447665A - Improvements in or relating to piezo-electric crystal arrangements : en
  • GB447676A - Improvements in or relating to tin boxes intended to be vacuumised, or like containers : en
  • US2041213A - Resistance element : en
  • GB447443A - Improvements in the lubrication of pulleys : en
  • FR798690A - Pocket lighter : en fr
  • FR798540A - Fixing of lining on oven doors : en fr
  • DE630089C - Transmission method for audio-visual television cinema : de en
  • CA357979A - Locomotive stoker : en fr
  • FR798612A - Improvements relating to thermionic amplifiers : en fr
  • GB447685A - Lubricating oil conserver for railway rolling stock axleboxes : en
  • DE630062C - Steam generators, in particular for vehicles : de en
  • FI17056A - Anordning vid bjälklag : en fi
  • GB447504A - Improvements in or relating to electric supply meters : en
  • DE630076C - Angled rolling mill with an axially displaceable mandrel bar that can be locked in a fixed abutment and is subjected to pressure : de en
  • US2041276A - Method for treating oils : en
  • GB447460A - Method and product for producing gas tight seals in the pistons of internal conbustion engines : en
  • CA357993A - Pelvimeter : en fr
  • AU2260635A - Improvements in or relating to collars : en
  • US2041270A - Tube and method of manufacturing the same : en
  • US2041035A - Loose match holder : en
  • CA358054A - Headlight : en fr
  • US2041503A - Canopy frame for swings : en
  • DE630213C - Method and device for routing cables : de en
  • CA357974A - Oil dewaxing solvent : en fr
  • CA357995A - Abrasive element : en fr
  • US2041482A - Air painting device : en
  • US2041614A - Electrical testing device : en
  • CA358039A - Closet seat covering placing device : en fr
  • CA358014A - Piston skirt expander : en fr
  • US2041552A - Glassware forming machine : en
  • AU156136A - Improvements in or relating to the manufacture of cellulose ester emulsions : en
  • US2041060A - Can filling machine : en
  • US2041574A - Marking device : en
  • DE630032C - Method and device for hardening glass and other hardenable materials : de en
  • DK51655C - Method for the production of thick coatings of nitrated cellulose derivatives on metal foils. : da en
  • US2041346A - Method of making an abrasive cutting tool : en
  • USD99702S - Design fob an aircraft level : en
  • CA357888A - Divided material placing method : en fr
  • US2041354A - Terminal-clasp or connecter : en
  • CA357940A - Clutch : en fr
  • FR798453A - Solid ski pole, and method of manufacturing this pole : en fr
  • US2040891A - Automatic tire gauge switch : en
  • US2041567A - Engine piston : en
  • US2041676A - Golf club : en
  • FR798662A - Improvements to bleach machines : en fr
  • FI17068A - Styrbar släde med tvenne par skidor : en fi
  • GB447650A - Improvements in and relating to hinges : en
  • US2040905A - Solvent material for absorption refrigerating machines : en
  • DE630056C - Device for severing the Koetzer end threads on spindleless Koetzers winding machines : de en
  • US2041252A - Closure device : en
  • US2041353A - Shockless mounting : en
  • USD99759S - Design for a cup or similar article : en
  • GB447746A - Improvements in or relating to apparatus for shaping the opening of shoe uppers : en
  • GB447654A - Improvements in telescopically sliding roofs : en
  • US2040869A - Method of heat distribution : en
  • US2041275A - Method for treating oils : en
  • US2041030A - Puzzle : en
  • DE630102C - Power supply for cable cranes : de en
  • GB447450A - Improvements in or relating to the manufacture of staple fibres from artificial filaments : en
  • US2041498A - Fastener : en
  • DE630037C - Process for the production of rubber milk concentrates : de en
  • DE630131C - Process for the manufacture of refractory ceramic products : de en
  • FR798598A - Chocolate dispenser device : en fr
  • DE630225C - Optical aiming device for firearms, especially machine guns : de en
  • CA357864A - Jointed shoe last casting apparatus : en fr
  • GB447507A - Improvements in or relating to furnaces : en
  • GB447491A - Improvements in heat radiators for buildings or the like : en
  • DE629931C - Device for compensating for the parallax between the viewfinder and the photographic or cinematographic recording apparatus : de en
  • FR798632A - Protective device against shin injuries, especially for football players : en fr
  • US2041118A - Thread winding mechanism : en
  • US2041524A - Carburetor : en
  • CA357952A - Knitting mechanism : en fr
  • FR798591A - Improvements to switchboards for central teleprinter offices : en fr
  • FR798621A - Improvements to boxes for charging coils : en fr
  • GB447500A - Improvements in window display devices : en
  • FR798513A - Improvements to remote transmissions controlled by pedal, in particular to that for controlling the accelerator of automobile engines : en fr
  • FR798585A - Improvements to shock absorbers particularly applicable to aircraft landing gear : en fr
  • DE630203C - See-through angle and top view finder : de en
  • GB447632A - Improvements in pantograph type electric current collectors : en
  • US2041202A - Method of making wheels : en
  • US2041334A - Cane or walking stick : en
  • US2041400A - Hinged last : en
  • USD99734S - Design for a wedding ring : en
  • DE630226C - Microscope for examining surfaces : de en
  • GB447519A - Pressure regulator : en
  • GB447617A - Improvements in or relating to gaseous electric discharge devices : en
  • GB447675A - Improvements in dentures : en
  • DE630160C - Process for the production of a high-quality industrial and town gas in continuously operated, externally heated chambers with gas purging in direct current with the fuel : de en
  • FR798589A - Electrical bearing or position determination system : en fr
  • GB447636A - A cord-line holder and control : en
  • GB447359A - Improved means for braking the rotary drums of washing and dyeing machines : en
  • US2041236A - Framing device for motion picture projectors : en
  • US2041621A - Transmission lock : en
  • US2040963A - Condenser : en
  • FR798575A - Improvements to or related to telegraph systems and apparatus : en fr
  • FR798570A - Improvements in frames for bicycles or the like and in manufacturing processes : en fr
  • FR798637A - Advanced piston and connecting rod device : en fr
  • GB447376A - Improvements in and relating to silencers for gaseous currents and the method of producing same : en
  • DE630155C - Alarm clock with switching device for automatically switching a circuit on or off, in particular a radio device : de en
  • GB448016A - Process for dyeing leather : en
  • GB447623A - Improvements in and relating to urinals : en
  • US2041215A - Crankpin grinding machine : en
  • US2041233A - Parachute carrier for kites : en
  • US2041422A - Fuel pump for internal combustion engines : en
  • DE629953C - Process for the preparation of condensation products of the naphthalene series : de en
  • FI17063A - Angles, gas or gas valves specially adapted for use in the operation : en fi
  • FR798601A - Method of adjusting the position of a pair of locomotive wheels for the manufacture and machining of axle centers, crank pins and holes receiving these crank pins : en fr
  • GB447624A - Improvements in and relating to burners for liquid fuel : en
  • US2040898A - Absorption refrigeration : en
  • US2041048A - Filter apparatus and method : en
  • DE630126C - Process for the production of rubber vulcanizates from white factice and rubber mixtures containing acid-sensitive organic accelerators : de en
  • GB447595A - Improvements in nut-locks for shears, scissors and like oscillatory crossed members : en
  • GB447656A - Improvements in and relating to jigger conveyor mechanisms : en
  • DE630055C - Pair of needle rollers for opening up fiber material : de en
  • GB447512A - Improvements in instruments for indicating the direction of an electrical or magnetic field or radio emanation : en
  • US2041075A - Mounting for rings : en
  • US2041467A - Bit cleaner : en
  • GB447580A - Improvements relating to iron-chromium alloys : en
  • USRE19976E - Publicity apparatus : en
  • US2041540A - Alarm apparatus : en
  • US2041462A - Brake : en
  • US2041522A - Automobile : en
  • DE630059C - Device connected with dedusting system for emptying mail bags and the like. Like. On a conveyor belt : de en
  • US2040980A - Receiving system for frequency modulated oscillations : en
  • US2040993A - Basket construction : en
  • US2041487A - Artificial larynx : en
  • US2041169A - Propeller : en
  • CA358036A - Individual sail device : en fr
  • US2041250A - Switch : en
  • US2041268A - Brake mechanism : en
  • CA357855A - Photographic film carrier : en fr
  • CA357846A - Lifting jack : en fr
  • US2040982A - Hair waving device : en
  • US2041141A - Engine starting apparatus : en
  • US2041480A - Carrier for magnetic recording : en
  • US2041516A - Art of producing containers : en
  • US2041489A - Cable connection : en
  • CA357930A - Ultra short wave radio apparatus : en fr
  • US2041228A - Wrapper for powder, granular, or similar substances : en
  • US2041313A - Apparatus for heat treating steel : en
  • US2040969A - Railway track circuit apparatus : en
  • US2041423A - Soap bubble pipe : en
  • US2041249A - Folding fishing line drier : en
  • AU2125535A - Improvements in or relating to cellulose acetate crepe threads and fabrics : en
  • US2040867A - Method of treating zinc bearing ores and recovering zinc oxide therefrom : en
  • US2041484A - Motor vehicle : en
  • US2041532A - Apparatus for making shoe soles : en
  • CA357911A - Garment finishing table : en fr
  • CA357990A - Toy siren whistle : en fr
  • US2040868A - Tire inflater : en
  • US2041195A - Light projecting system : en
  • US2041632A - Cinematographic and photographic camera : en
  • US2041381A - Pen point : en
  • US2041055A - Parkway cable outlet : en
  • US2040821A - Floodlight : en
  • US2041000A - Plug fuse : en
  • FR798564A - Device for obtaining water jets or fire extinguisher foams : en fr
  • US2041053A - Cam lubricating means : en
  • DE629849C - Process for the production of Kuepen dyes of the anthraquinone series : de en
  • DE630247C - Switch disconnectors : de en
  • DE630017C - Method for filling the receiver of lead pipe presses, in particular lead cable presses : de en
  • DE630035C - Winch for grippers or similar devices in which both drums are driven by a common motor : de en
  • AU2322535A - Improvements in and relating to a method of and means for beading hollow bodies of thin gauge material : en
  • US2040979A - Rolling mill guide : en
  • US2041458A - Illumination control system : en
  • DE630145C - Process for the production of inorganic and organic salts of alkali or alkaline earth metals : de en
  • US2041289A - Block mold : en
  • US2041523A - Stapling device : en
  • US2041587A - Refacing tool for valve seats : en
  • AU2213535A - Improvements in or relating to safety razors : en
  • US2041199A - Bent pipe : en
  • US2041310A - Range : en
  • AU2494335A - Improvements in or relating to fabricated sugar products : en
  • AU2222435A - Improvements in means for hermetically sealing containers : en
  • US2040863A - Building material : en
  • US2041267A - Knock-down culvert : en
  • US2041166A - Hydraulically operated steadyrest : en
  • US2041261A - Weather stripping for doors : en
  • US2041284A - Transmission : en
  • US2041403A - Closure cap for receptacles : en
  • AU2355535A - Improvements in or relating to fermentation of amylaceous materials : en
  • US2041335A - Fastener secured installation and fastener member therefor : en
  • DE629995C - Benzene washing oil : de en
  • US2041006A - Metallic car door : en
  • US2041305A - Process for the preparation of a plastic vulcanizable material from rubber, gutta-percha, balata, and the like : en
  • DE630175C - Method and device for determining the load on a test body subjected to vibrations : de en
  • FI17050A - Skiv-, tråd-, bandkärna eller kraruplindning : en fi
  • GB447630A - Improvements in or relating to free piston engine compressors : en
  • DE630095C - Station protection switch with heat release in the neutral conductor : de en
  • US2041098A - Wave transmission network : en
  • US2040832A - Transmission : en
  • US2041186A - Electrostatic condenser : en
  • US2041597A - Digesting process and apparatus : en
  • US2041363A - Electric clock thermostat : en
  • US2040975A - Gauger's and pumper's gauge-tray : en
  • US2041329A - Flashing : en
  • US2041622A - Guard for dip tanks : en
  • USD99764S - Design for a bottle : en
  • CA357917A - Bread slicer : en fr
  • GB447344A - Improvements relating to the securing of the parts of built-up mats : en
  • GB447560A - Improvements relating to panels for vertical visible filing systems : en
  • DK51658C - Procedure for Manufacturing Upholstery. : da en
  • US2040855A - Game apparatus : en
  • US2040884A - Oven and system of ventilation therefor : en
  • US2041361A - Grain scouring and polishing machine : en
  • US2041672A - Shoe of the ghillie type : en
  • USD99703S - Design for a burial case handle : en
  • USD99717S - Design for a kitchen case : en
  • US2041062A - Bottle crate : en
  • GB447534A - Improvements in electric discharge tubes : en
  • US2041401A - Bag emptying device : en
  • DE630018C - Method and device for distilling off the lower-boiling substances from solutions of two or more liquids in one another : de en
  • FR798475A - Typewriter Improvements : en fr
  • FI17054A - Bakifrån inom varandra skjutbara stolar, länstolar o.dyl. : en fi
  • FR798693A - Wide-angle electric deflector system, without spot distortion, for cathode ray oscillographs, in particular for television tubes : en fr
  • US2041240A - Means for trimming linoleum : en
  • GB447471A - Improvements in flexible guards for use in protecting articles such as electric leads : en
  • DE630109C - Coin cashier for electricity, gas, water or the like with a fixed fee : de en
  • FR798476A - Improvements to electrical circuit breakers with mercury : en fr
  • DE630201C - Process for making sound recordings : de en
  • GB447424A - Improvements in or relating to variable pitch airscrews : en
  • GB447563A - Improvements in belt and like conveyors : en
  • USD99676S - Design for a glass goblet : en
  • US2041188A - Pulverizer : en
  • US2041596A - Knife : en
  • US2041570A - Turbo-machine : en
  • FR798683A - Process for shaping the backs and corners of notebooks, registers, etc. : en fr
  • US2041337A - Machine for treating pipe and pipe lines : en
  • US2041299A - Bifurcated drawing instrument : en
  • US2041529A - Crank and gear case cleaning apparatus : en
  • US2041011A - Apparatus for advancing film : en
  • US2041176A - Ware carrier for continuous kilns : en
  • US2041494A - Umbrella carrier : en
  • US2041445A - Lockable freewheel transmission mechanism : en
  • US2041468A - Fuel pump : en
  • US2041205A - Reenforced steering wheel : en
  • DE630038C - Method for the detection of defects in workpieces, especially in weld seams : de en
  • USD99715S - Design for a burial case handle : en
  • DE630118C - Meat cutting machine with rotating meat bowl and a hinged lid resting on it under the effect of its weight : de en
  • US2041054A - Mop : en
  • US2041617A - Cover strut : en
  • US2040875A - Apparatus for the coking of bituminous or asphaltic liquids : en
  • USD99684S - Design for a textile fabric : en
  • DE630248C - Switch drive with electromotive or optionally manual control : de en
  • US2041582A - Collapsible crate : en
  • CA357921A - Flashlight : en fr
  • FR798654A - Capacitive surface for electrostatic sound recording and reproducing devices : en fr
  • US2041296A - Steam control apparatus : en
  • GB447587A - Improvements in or relating to electro-plating plant : en
  • GB447646A - A process for the production of aromatic compounds containing selenium, nitrogen andsulphur : en
  • US2041231A - Holder for snelled fishing hooks : en
  • US2041464A - Tub cover : en
  • US2040996A - Baking pan : en
  • US2041493A - Pulverulent alloy : en
  • USD99671S - Design for a roll or similar article : en
  • US2040965A - Machine for and method of making knitted fabric : en
  • FI17067A - Velocipedfrihjulsnav med tillbakatrampningsbroms : en fi
  • CA357976A - Motor fuel : en fr
  • US2041150A - Automatic gain control : en
  • USD99696S - Design for a slipper : en
  • US2041220A - Stable preparations : en
  • DE630242C - Device for utilizing the surplus heat of artificially heated digestion rooms : de en
  • US2041235A - Feed device : en
  • USD99761S - Design for textile fabric : en
  • US2040918A - Telemetering device : en
  • US2040951A - Motor resistance heater : en
  • CA357857A - Fibre roll making method : en fr
  • US2040873A - Trap : en
  • US2040920A - Unitary air conditioner : en
  • US2041043A - Filter : en
  • US2040919A - Circuit closer : en
  • US2041182A - Harvester : en
  • US2041451A - Unloader for washed cans and covers : en
  • US2041513A - Tetrahalogeno-ortho-aminophenols : en
  • USD99732S - Design for a padlock : en
  • CA358034A - Water heater : en fr
  • DE630029C - Device for resuscitation of the seemingly dead through artificial breathing : de en
  • US2041087A - Undertaker's operating table : en
  • US2041093A - Safety conductor : en
  • US2040926A - Concentration of aliphatic acids : en
  • US2041170A - Container construction : en
  • US2041356A - Method of making resilient matting : en
  • DE630044C - Device for the animation of advertisements through illuminated glass rods, tubes u. like : de en
  • GB447375A - Improvements in fastening devices for locking bolts : en
  • AU2302635A - Improved two-cycle internal combustion engine of Diesel type : en
  • FR798645A - Mechanical spade pickaxe : en fr
  • GB447487A - Improvements in or relating to graphical stress and strain recording apparatus : en
  • FR798635A - Wall and floor construction and method for its erection : en fr
  • US2040849A - Monocarboxylic acid esters and their production : en
  • GB447480A - Improvements in and relating to starting systems for alternating current motors : en
  • FR798636A - Adjustment device using synchronized alternating current of electrically or mechanically controlled pendulums : en fr
  • US2041016A - Tar extractor : en
  • US2040836A - Illumination : en
  • US2040843A - Pressure fluid motor : en
  • US2041183A - Printing machine : en
  • US2041488A - Material container : en
  • GB447592A - Improvements in or relating to multi-colour offset platen printing machines : en
  • US2040865A - Engine : en
  • US2041327A - Electric appliance supporting means : en
  • US2041442A - Floor polishing machine : en
  • FR798689A - Method of packaging mixed powder materials : en fr
  • AU163136A - A detector arrangement for television purposes : en
  • DE630108C - Device for testing sheet metal for deep drawability : de en
  • DE629993C - Process for the production of particularly low-boiling hydrocarbons from types of coal, tars, mineral oils and the like like : de en
  • GB447668A - Improvements in corn pads and the like : en
  • US2040817A - Cable terminal : en
  • US2041066A - Breast supporter : en
  • US2041566A - William n : en
  • USD99727S - Design fob a swivel chair : en
  • AU2259335A - Traffic control indicator : en
  • CA357933A - Spindle bearing : en fr
  • CA357950A - Elastic knitted fabric : en fr
  • DE630156C - Electric motor drive for moving remote-controlled apparatus, in particular switches : de en
  • US2041290A - Agglutinating test plate : en
  • US2041647A - Impregnating composition for wood and the like : en
  • USD99721S - Design for a font of display : en
  • CA358047A - Pressure lubricating apparatus : en fr
  • USD99691S - Design for a textile fabric : en
  • CA357861A - Hollow metal article moulding apparatus : en fr
  • US2041282A - Heating system and apparatus : en
  • US2040909A - Absorption refrigeration : en
  • US2041209A - Casing perforating gun : en
  • CA357850A - Filing device : en fr
  • CA357947A - Railway traffic controlling system : en fr
  • CA357907A - Engine valve mechanism : en fr
  • CA357892A - Pipe : en fr
  • US2041079A - Relay : en
  • US2041426A - Hair waving appliance : en
  • US2041136A - Spark plug gasket : en
  • US2041218A - Flexible shaft coupling : en
  • US2041301A - Bag making machine : en
  • US2041338A - Continuous rayon spinning and processing machine : en
  • US2041509A - Play pen : en
  • GB447620A - Improvements in and relating to the treatment of artificial threads, filaments and the like : en
  • AU2295135A - Improvements in or relating tothe manufacture of hollow bodies and containers from artificial resins : en
  • CA357898A - Sewing machine : en fr
  • DE630120C - Goods take-off device for mechanical looms : de en
  • FR798481A - Aerial without night error for direction finders : en fr
  • DE630110C - Two-stroke internal combustion engine with charge pump : de en
  • FR798556A - Suspensions with elastic joints for all applications : en fr
  • FR798480A - Process for the preparation of iodo-salicylic and acetyl-iodo-salicylic acids and their salts : en fr
  • DE630061C - Process for the production of thin wires from magnesium or magnesium alloys : de en
  • CA357847A - Seat back operating mechanism : en fr
  • CA358000A - Carpet cushion : en fr
  • CA358023A - Train controlling apparatus : en fr
  • CA357879A - Combine harvester : en fr
  • DE630186C - Pneumatic tire monitoring device : de en
  • US2040882A - Cellulose derivative compositions : en
  • DE630141C - Door for horizontal coke oven chambers : de en
  • GB447657A - Improvements relating to quilted coverings : en
  • GB447568A - Improvements in or relating to hermetically closable envelopes for cigars or other articles : en
  • GB449237A - Improvements in or connected with adjustable seats particularly suitable for use on aircraft gun mountings : en
  • AU2035734A - Improvements in or relating to suction cleaners : en
  • DE577953C - Process for producing multicolor images by scanning an original with light : de en
  • FI17047A - Fertilization requirements for hydrating the material : en fi
  • FR798642A - Method and apparatus for the manufacture of salts using substances exchanging their bases : en fr
  • GB447374A - Improvements in mountings for electricity meters and fuses : en
  • DK51643C - Closure, especially for Use in Pig Tracks. : da en
  • CA358056A - Automobile protective device : en fr
  • GB447670A - Improvements in or relating to saddles for bicycles and the like : en
  • US2040907A - Absorption refrigeration : en
  • US2041165A - Display device : en
  • US2041189A - Illuminated sign : en
  • US2040825A - Treating mixed oxides of lead, tin, and zinc : en
  • FR798461A - Improvements in scanning or scanning devices for television sets : en fr
  • GB447566A - Improvements relating to the spinning of glass thread mats : en
  • DE630204C - Device for shaping and drying adhesive goods, e.g. of raw cement sludge : de en
  • FI17059A - Compatibility of the aid with the aid scheme and the air conditioner : en fi
  • FR798489A - Method and devices for the transformation of thermal energy into directly usable kinetic energy : en fr
  • DE629956C - Method for producing matrices by stamping : de en
  • GB447365A - Feeder for straw presses : en
  • DE630198C - Lighting system with several gas-filled electric discharge lamps equipped with a glow cathode : de en
  • FR798543A - Radio-beacon with rotating field and fixed field : en fr
  • FR798512A - Elastic suspension device for seats : en fr
  • FR798496A - Improvements to pressure monitoring devices : en fr
  • US2041331A - Method of treating magnesium articles : en
  • GB447569A - Improvements in and relating to power presses for cutting sheet metal : en
  • GB449236A - Improvements in gun mountings especially suitable for use on aircraft : en
  • CA358050A - Fire fighting tool : en fr
  • FR798673A - Improvements in textile yarns and fabrics and their manufacture : en fr
  • DE630060C - Device for tensioning the chain threads for round looms : de en
  • GB447403A - Improvements in or relating to television and like systems : en
  • FR798676A - Metal plate for construction with insulating cover : en fr
  • GB447669A - Improvements in and relating to protective circuit arrangements for electric arc furnaces : en
  • DE629987C - Wreath carriage : de en
  • FR798477A - Process for obtaining objects or articles made of cement, lime or plaster with a very shiny glossy smooth surface : en fr
  • GB447385A - Improvements in or relating to vehicle bodies : en
  • US2041367A - Safety catch : en
  • US2040885A - Fastening-inserting machine : en
  • US2041191A - Lubricating system : en
  • CA357913A - Flush valve : en fr
  • US2040890A - Jet pump : en
  • US2041286A - Indirectly heated cathode : en
  • US2041340A - Knife grinder : en
  • US2041078A - Head for internal combustion engines : en
  • US2041603A - Automatic brake for railway trains : en
  • FR798617A - Tensioner for stockings and similar items : en fr
  • GB447549A - Improvements in or relating to electric control arrangements for use in electric lifts and like installations : en
  • FR798485A - Sterilization of fruit juices : en fr
  • US2041178A - Stop signal : en
  • DE630008C - Scraper for disc roller grates : de en
  • FR798456A - Glass rinser : en fr
  • US2041287A - Ball mill pulverizer : en
  • US2041536A - Band brake : en
  • US2041171A - Control apparatus for engine starters : en
  • DE629937C - Clock to show different local times : de en
  • GB447342A - Improvements in or relating to testing devices for leakage current coils : en
  • US2040823A - Production of titanium dioxide : en
  • US2041558A - Links of separable fasteners : en
  • FR798607A - Improvements to cables for electrical communications : en fr
  • US2041512A - Tetrahalogeno-ortho-aminophenols : en
  • FR798685A - Improvements in concrete treatment : en fr
  • US2041103A - Propulsion system : en
  • CA357906A - Underwear for women and girls : en fr
  • FR798451A - Aerial propeller : en fr
  • CA357882A - Can opener : en fr
  • CA358038A - Fan : en fr
  • DE630117C - Repair kit box : de en
  • US2040914A - Universal torch machine : en
  • US2041273A - Amplifier volume control : en
  • CA357858A - Sphygmomanometer cuff : en fr
  • CA357962A - Well production apparatus : en fr
  • US2041477A - Nut lock : en
  • US2040967A - Automatic volume control : en
  • US2041143A - Hydrated article and method of making : en
  • US2040999A - Fountain pen : en
  • US2041264A - Emulsion : en
  • DE630003C - Switching arrangement for a storage battery for motor vehicles in series with a generator and the traction motors : de en
  • GB447440A - Improvements in or relating to electron discharge tubes : en
  • GB449234A - Improvements in or connected with gun mountings for aircraft : en
  • AU2256135A - Improvements in or relating to cathode ray tubes and television and like transmitters incorporating thesame : en
  • DE630124C - Process for the production of white leather : de en
  • US2041274A - Container : en
  • US2041592A - Process of hydrolyzing chlor phenols : en
  • US2041419A - Apparatus for making roofing : en
  • USD99677S - Design for a display stand : en
  • FR798599A - Improvements made to devices for measuring ratios, in particular to average counters : en fr
  • GB447589A - Improvements in or relating to alarum clocks : en
  • US2041589A - Changeable electric light device : en
  • US2041003A - Razor blade holder : en
  • US2041297A - Process for making metallic-coated membrane : en
  • AU2293435A - Ventilating vehicle window and regulator mechanism therefor : en
  • DE630254C - Device for the identification of aircraft landing areas by means of electric waves : de en
  • DE630134C - Steam oven with a pull-out stove that can be retracted between the heating pipes : de en
  • CA357966A - Shoe sewing machine : en fr
  • US2040880A - Process for the preparation of films and filaments and products thereof : en
  • US2041120A - Heat and sound insulating composition : en
  • US2041504A - Process for the production of nitrates : en
  • USD99694S - Design for an apron or similar : en
  • DE629996C - Process for greasing animal skins and leather : de en
  • US2040981A - Gauge pin : en
  • DE630025C - Hollow-cylindrical plug pin, divided into individual resilient segments by longitudinal slots, with additional suspension arranged inside : de en
  • US2040948A - Gas stove : en
  • US2041636A - Machine for vending tickets : en
  • USD99746S - Design for a cabinet for coin oper : en
  • USD99723S - Design for a vacuum cleaner casing : en
  • CA357848A - Road building machine : en fr
  • CA357860A - Concentrator and separator : en fr
  • CA358001A - Vacuum cleaner : en fr
  • DE630228C - Locking device for the cash box of self-collecting electricity counters : de en
  • DK51665C - License plate for Bicycles and similar Vehicles. : da en
  • US2041159A - Leaf spring structure : en
  • USD99730S - Design for a casket : en
  • CA357971A - Paper fastener : en fr
  • US2041638A - Spectacle frames : en
  • CA357934A - Aircraft with rotative wings : en fr
  • DE629998C - Electrical circuit arrangement, especially for elevators or the like. : de en
  • US2040878A - Paper manufacture : en
  • US2040912A - Absorption refrigeration : en
  • FI17060A - Löstagbar isbrodd för hästskor : en fi
  • FR798454A - Improvements to dictation machines : en fr
  • AU2257935A - A composition for prevention of fly blow, eradicating maggots and healing flyblown wounds on sheep : en
  • DE630130C - T-shaped strap : de en
  • GB447423A - Improvements in or relating to perambulators and other light wheeled vehicles : en
  • DE630159C - Device for deodorising oils and fats : de en
  • DE630261C - Lighting, heating or cooking apparatus fed by pressurized liquid fuels : de en
  • FR798483A - Bagging improvements in valve bags : en fr
  • GB447671A - System for permanent ventilation of stables, cow-houses and the like : en
  • US2041100A - Electrical connecter : en
  • US2041387A - Fuel tank cap lock : en
  • US2041439A - Combination packer, packer setting tool, and bottom shut-off valve : en
  • CA358012A - Paper container : en fr
  • CA358018A - Draft rigging : en fr
  • US2041151A - Flight meter : en
  • US2041339A - Automatic machine aligning mechanism : en
  • US2041405A - Stitching machine : en
  • DE630142C - Process for hardening and making smokeless coal briquettes : de en
  • CA357887A - Railway car seal : en fr
  • US2041374A - Paraffined paper receptacle : en
  • USD99708S - Building : en
  • CA357894A - Swinging door latch : en fr
  • US2041430A - Door stop : en
  • USD99765S - Design for a textile fabric : en
  • US2040941A - Fluid treatment apparatus : en
  • DE630238C - Steep helicopter wing : de en
  • CA357991A - Hasp lock : en fr
  • US2041637A - Ribbon shift mechanism for tabulating machines : en
  • AU2258035A - Improvements in or connected with fireplaces : en
  • DE630001C - Procedure for regrinding files : de en
  • AU2256335A - Improvements in or relating to electrical oscillatory systems suitable for use in facsimile and like telegraph systems : en
  • GB447757A - Galvanic cell, particularly an electrical accumulator : en
  • CA357876A - Alternating current leakage preventing device : en fr
  • CA358006A - Machine for winding lines and cords on cards : en fr
  • US2041420A - Mining machine : en
  • US2041328A - Heat exchanger : en
  • CA358037A - Headlight : en fr
  • US2041115A - Indicating device for use with clocks : en
  • CA358062A - Scantling or board connector : en fr
  • US2041108A - Unit solderless wire connecter : en
  • GB447493A - Improvements in and relating to modulating means for cathode ray tubes : en
  • GB447558A - Improvements relating to spiral ribbed tubes : en
  • CA357868A - Gold pan : en fr
  • US2041635A - Steel for railroad rails, wheel tires, plankpiles and other objects which are subjected to heavy wear : en
  • AU2256235A - Improvements in or relating to television and like receivers : en
  • US2041544A - Temperature control apparatus : en
  • CA358008A - Carton for sweetmeats, etc. : en fr
  • US2041610A - Ionic discharge tube : en
  • USD99688S - Design fob a wedding ring : en
  • AU102608B2 - Improvements in or relating to the manufacture of cellulose ester emulsions : en
  • DE630116C - Extendable spring strut : de en
  • GB447532A - Improvements in frictional and resilient couplings : en
  • GB447681A - Improvements in or relating to railway draft vehicles or self-propelled railway cars : en
  • US2041495A - Filter : en
  • CA358026A - Clock regulator : en fr
  • US2041543A - Flexible tubing : en
  • US2041140A - Floor treating mechanism : en
  • US2040889A - Core drill : en
  • US2041164A - Master cylinder for fluid-operated systems : en
  • US2041211A - Car structure : en
  • FR798530A - Manufacturing process of fatty primary amines : en fr
  • FR798692A - Improved device for securing agricultural implements and the like to agricultural tractors : en fr
  • US2041068A - Emulsifying device : en
  • AU2251635A - Improvements in or relating to filling and/or capping apparatus for bottles and like containers : en
  • DE629997C - Seating furniture with a spring-loaded frame : de en
  • USD99670S - Design for a roll or similar article : en
  • FR798457A - Lighter : en fr
  • GB447432A - Improvements in the construction of floors : en
  • GB447452A - Improvements in or relating to refractory building materials, more particularly mortars : en
  • GB447474A - Improvements in or relating to frequency changing circuit arrangements and to modulated carrier wave circuit arrangements : en
  • CA358043A - Tobacco pipe : en fr
  • CA357909A - Fire box : en fr
  • US2041238A - Attachment for printing presses : en
  • US2041324A - Device for packaging tape and thread : en
  • CA358058A - Yarn support : en fr
  • DE630057C - Locking mechanism for Koetz winding machines : de en
  • DE630111C - Vertical blacksmith's hammer with two striking bears working against each other : de en
  • FR798548A - Further development in the construction of sheet steel radiator elements : en fr
  • GB447903A - Improvements relating to appliances employed in manicure or pedicure : en
  • CA357910A - Electric motor brake : en fr
  • US2041550A - Vat dyestuffs of the anthraquinone series : en
  • DE630093C - Fixed toggle switch axially moved by centrifugal force : de en
  • GB447497A - Improvements in or relating to electrical resistances and resistance materials : en
  • GB447529A - Improvements in and relating to locks : en
  • GB447625A - Improvements in and relating to electric capacitors : en
  • AU2478135A - Improvements in injector means for dosing water with hypochlorite solution or other solution : en
  • DE630174C - Drive for totalizers in flow meters : de en
  • US2041429A - Electric sadiron : en
  • US2041620A - Bridle attachment : en
  • US2041649A - Thermally treating quenched and hardened steels : en
  • US2041648A - Combination reclining movable auto seat and bed : en
  • GB447524A - Improved methods for regenerating phosphoric acid pickling baths : en
  • FR798652A - Gas filter : en fr
  • US2040906A - Absorption refrigeration : en
  • US2041197A - Method of inducing crystallization : en
  • GB447653A - Improvements in or relating to soap bubble pipes : en
  • DE630045C - Lighting arrangement used for advertising purposes : de en
  • FR798452A - Method and device for heating, cooling, crushing and grinding as well as emulsifying liquid or partially solid substances : en fr
  • FR798648A - Method and devices for preventing the fire of motor vehicles, airplanes, etc., during collisions : en fr
  • CA357935A - Wire clamp : en fr
  • DE630052C - Device on handles, such as door handles and cranks, for window lifting devices for attachment to car doors : de en
  • AU2251435A - Improvements in and relating to apparatus for folding and corrugating thin materials : en
  • US2040838A - Apparatus for cracking hydrocarbon oils : en
  • USD99681S - Design for a wedding ring : en
  • US2041584A - Process for the purification of water : en
  • US2041413A - Hair curler : en
  • US2041277A - Method for treating oils : en
  • CA357849A - Golf practice club : en fr
  • GB447377A - Multifocal ophthalmic lens blanks and lenses and methods of making the same : en
  • DE630092C - Electrical switch with lamp indicating the switch location : de en
  • DK51641C - Apparatus for cleaning gases or liquids of solid constituents. : da en
  • DE630129C - Thread cutting tool holder for lathe, with which the thread is cut out in several passes of the steel : de en
  • US2041404A - Luggage handling device for railway cars : en
  • US2041418A - Cellulose cord : en
  • US2041134A - Speed measuring apparatus : en
  • US2041133A - Presser mechanism for spring needle knitting machines : en
  • US2041655A - Wood treating preparation : en
  • CA357908A - Interlocking tile : en fr
  • CA357918A - Flux for cadmium and its alloys : en fr
  • DK51653C - Drive plate for Gramophone drives. : da en
  • DE630063C - Valveless periodic absorption refrigeration machine : de en
  • DE630087C - Method for moving dismantled bogies from railroad cars : de en
  • FR798618A - Blast hole plug : en fr
  • US2041214A - Skein-forming device : en
  • US2040924A - Bearing lubrication : en
  • US2040946A - Knitting machine : en
  • US2041410A - Garage door : en
  • US2041433A - High frequency receiver : en
  • US2041608A - Mechanism for selecting and operating any desired one of a plurality of rods or the like : en
  • FR798478A - Ejector device for linen folding machine and others : en fr
  • US2041476A - Brake : en
  • US2041539A - Valve spring arrangement : en
  • US2040938A - Knitting method and mechanism : en
  • FR798459A - Drive device for yarn guide bars of flat knitting machines : en fr
  • FR798694A - Process for improving titanium anhydride used for the delustering of rayon : en fr
  • GB447525A - Process for producing spalling-resistant magnesia bricks or masses : en
  • FR798499A - Underwater painting : en fr
  • GB447340A - Improvements relating to brassieres : en
  • US2040870A - Adjustable binder apparatus : en
  • US2041018A - Electric soldering iron : en
  • US2041272A - Manufacture of glycols : en
  • CA357981A - Railway car truck : en fr
  • US2040954A - Automatic tone control : en
  • US2040851A - Feeding means for receptacle closure caps : en
  • US2041042A - Aluminum alloy : en
  • GB447518A - Improvements in, or relating to, fire extinguishers of the pressure containing type : en
  • DE630091C - End sleeve with a carrier for designation marks for insulated electrical lines : de en
  • GB447687A - Improvements in or relating to lubricants : en
  • US2041481A - Ornamental article and method of fabricating the same : en
  • US2040833A - Transmission : en
  • DE630086C - Axle bearing lubrication for rail vehicles with a groove-like guide channel for the rotating oil conveyor : de en
  • FR798525A - Mixed reflective and luminous mirror, without visible lighting device : en fr
  • GB447444A - Improvements in and relating to eccentric epicyclic gearing : en
  • FR798631A - Improvements to elastic engine suspension : en fr
  • GB447673A - Improvements in the manufacture of mouth-whistles : en
  • US2040935A - Photographic camera : en
  • GB447649A - Improvements in or relating to neckties : en
  • US2040930A - Distributing mechanism : en
  • US2041021A - Folding box : en
  • US2040936A - Ironing machine : en
  • GB447531A - Improvements in or relating to the manufacture of cellulose esters : en
  • US2040852A - Method for the manufacture and rebuilding of cutter chains : en
  • US2040991A - Press control mechanism : en
  • US2041630A - Apparatus for heating liquids : en
  • GB447574A - Corrosion-resistant constructional elements : en
  • DE630033C - Liquid pack : de en
  • DE630181C - Ball joint : de en
  • GB447528A - Improvements in or relating to simulated wood panel veneered surfaces : en
  • US2041009A - Swinging buck press : en
  • USD99766S - Design for a textile fabric : en
  • FR798684A - Further training in the manufacture of fuel agglomerates : en fr
  • US2041175A - Frying and cooking apparatus : en
  • DK51656C - Procedure for the manufacture of fuel briquettes. : da en
  • US2040925A - Textile operation : en
  • US2040953A - Process of making compartment bags : en
  • US2041427A - Resilient tip for tapping rods : en
  • US2041122A - Transmission control system : en
  • US2041611A - Adjustable propeller : en
  • US2041564A - Safety razor : en
  • AU2227535A - Improvements in or relating to cathode ray discharge tubes : en
  • FR798550A - Improvements in the manufacture of glass objects with a metallic surface : en fr
  • US2041081A - Rocket engine : en
  • US2041142A - Production of cement : en
  • CA357931A - Hide unhairing bath and process : en fr
  • GB447369A - Improvements in or relating to acetylene gas generating apparatus : en
  • CA357900A - Clothes blueing device : en fr
  • USD99745S - Design for a cash register : en