- US2302990A - Fluid pressure regulator :
en
- US2302939A - Cleaning rolled magnesium articles :
en
- US2303090A - Pressure drilling head :
en
- CA408839A - Refrigerating plant :
en
fr
- CA408826A - Fluid compressor :
en
fr
- US2302949A - Steel building construction :
en
- US2302740A - Multiple glazing unit :
en
- US2303276A - Process and means for abrading bodies :
en
- CA408859A - Glue recovery from leather :
en
fr
- CA408841A - Hectograph blanket :
en
fr
- DE728380C - Foldable deck chair made up of articulated rods :
de
en
- CA408854A - Thermostatic switch :
en
fr
- US2303197A - Enameled range boiler :
en
- US2303274A - Manufacture of thread or the like :
en
- US2302720A - Electrolyte level control device for storage batteries :
en
- US2302769A - Indicating device :
en
- CA408805A - Electric valve circuit :
en
fr
- DE728288C - High-frequency coil with a screw-in iron core :
de
en
- DE728212C - Device on shoe nailing machines for dividing and feeding nails :
de
en
- DE728297C - Direct current high voltage power transmission :
de
en
- US2302978A - Neckwear display rack :
en
- DE728344C - Gas or vapor filled discharge tubes :
de
en
- GB549538A - Improvements in and relating to means for supporting and releasing lighting indicators for lifebuoys :
en
- GB549596A - Improvements in devices for delivering measured quantities of flake material :
en
- DE728315C - Adjustment device for auxiliary rudders in aircraft :
de
en
- DE728387C - Insulation for harpoons or similar devices for electric killing of animals :
de
en
- GB549598A - Improvements in resilient supports or mountings :
en
- DE728481C - Coil arrangement of two mutually variable self-induction coils :
de
en
- GB549504A - Improvements in or relating to setting gauges for milling machine operations :
en
- US2302727A - Method of making yarn guide tubes :
en
- US2302882A - Universal joint :
en
- US2303182A - Refrigeration apparatus :
en
- DE728527C - Burners, especially for surface hardening of metals :
de
en
- GB549570A - An improved process for the aromatization of hydrocarbons :
en
- US2302860A - Brooder construction :
en
- DE728566C - Roll film camera for clip-on cassettes :
de
en
- CA408802A - Lamp adapter and reflector :
en
fr
- US2302775A - Electric cigar lighter :
en
- US2303001A - Excavating apparatus :
en
- FR876960A - Shutter barrier, in particular to fight mine fires, explosions, releases of carbonic acid, to block air raid shelters, etc. :
en
fr
- US2302970A - Piston ring :
en
- US2303296A - Bag :
en
- DE728243C - Testing device for the ignition permeability of gas-air mixtures and. like :
de
en
- FR877038A - Lighter :
en
fr
- CA408824A - Electrical apparatus protective equipment :
en
fr
- DE728349C - Process for the protection of iron surfaces against corrosion :
de
en
- FR877077A - Method of synchronization, in particular for telegraph apparatus :
en
fr
- DE728397C - Release agent :
de
en
- FR877084A - Ventilation and heating device for motor cars :
en
fr
- US2302717A - Resettable circuit breaker :
en
- US2303147A - Hinged connection for receptacles and the like :
en
- US2303270A - Spindle speed control mechanism for machine tools :
en
- CA408902A - Porous rubber cleansing article :
en
fr
- DE728424C - Discharge vessel with inside arranged, high-melting metal that binds gas even at operating temperature :
de
en
- FR877031A - Purifier for gasifier :
en
fr
- FR876908A - Improvements to automatic welding machines :
en
fr
- US2302916A - Process of desalting crude oil :
en
- FR877096A - Reinforced concrete reinforcement for constructions resistant to bombs and projectiles :
en
fr
- DE728550C - Gullet pipe :
de
en
- FR877095A - Method of constructing the front fenders or mudguards of motor vehicles :
en
fr
- FR877133A - Piezometer quartz support device :
en
fr
- DE728433C - Device to reduce the bearing load and insensitivity of pointer axes in weighing devices :
de
en
- FR876910A - Devices for adapting household vacuum cleaners to forced ventilation and conditioned heating and new devices :
en
fr
- CA408772A - Cooking range :
en
fr
- US2302836A - Laundry apparatus :
en
- US2303129A - Window construction :
en
- DE724881C - Device for making hollows in dies and dies :
de
en
- DE728426C - Device for discharging the condenser of a condenser oxygen apparatus when regulating the input voltage back :
de
en
- FR877008A - Mixed carburetor for internal combustion engines :
en
fr
- FR877067A - Method of manufacturing selenium rectifier plates :
en
fr
- DE728551C - Toggle fastener with rotatable and slidable bolt, especially for suitcases, briefcases or similar bags :
de
en
- US2302682A - Engine control apparatus :
en
- US2302833A - Preparation of porous articles :
en
- US2302918A - Method of molding blanks of predetermined mass :
en
- DE728266C - Loading device for muzzle-loading weapons :
de
en
- DE728486C - Process for the preparation of disazo dyes :
de
en
- US2302863A - Guy rod grounding clamp :
en
- DE728298C - Device for switching over converters when the direction of energy changes :
de
en
- DE728443C - Cinematographic image camera :
de
en
- US2303183A - Thermocouple and pilot burner :
en
- US2303209A - Leather tanning and finishing :
en
- US2302803A - Insect destroyer :
en
- US2302854A - Machine tool :
en
- US2302777A - Process of matting textiles :
en
- US2303011A - Valve :
en
- US2302723A - Jaw crusher :
en
- US2302979A - Vehicle headlight :
en
- DE728316C - Switching device for gear change transmissions of motor vehicles :
de
en
- US2302794A - Lever type flaring tool :
en
- DE728384C - Calculating machine in which the individual actuating elements can be locked :
de
en
- US2302811A - Automatic fire shutter mechanism :
en
- FR877060A - New fluorescent material and its manufacturing process :
en
fr
- DE728454C - Shoe heel with anti-slip protection :
de
en
- US2303237A - Piston packing :
en
- GB549518A - Improvements in or relating to microphones :
en
- DE728308C - Large size glasses :
de
en
- DE728492C - Device for the production of silo-like, thin-walled concrete containers :
de
en
- FR876964A - Method for adjusting the y value in the reproduction of optical color sound recordings :
en
fr
- US2303294A - Jewelry :
en
- DE728279C - Two or more stage steam jet air extractors :
de
en
- US2302696A - Finger ring finding :
en
- US2303048A - Removal of waste rayon from bobbins :
en
- US2302686A - Engine control apparatus :
en
- US2302780A - Windshield wiper :
en
- US2302922A - Variable delivery pilot pump control system :
en
- DE728337C - Method of making a polygonal container sealed at the ends :
de
en
- DE728491C - Process for uniform hardening of glass plates :
de
en
- US2303191A - Quaternary ammonium compound and process of making the same :
en
- CA408901A - Aircraft :
en
fr
- US2302834A - Discriminator-rectifier circuit :
en
- US2302712A - Grinding wheel dressing attachment :
en
- USRE22224E - Control system :
en
- US2302749A - Dithiocarbamates :
en
- US2302887A - Can assembling apparatus :
en
- FR876915A - Method and device for uniform charging of a surface with electrons :
en
fr
- FR877018A - New maintenance products for the shining of wood, leather, etc. :
en
fr
- US2303065A - Margin mechanism for typewriters :
en
- DE728253C - Process for the production of colored sound copies in sprout script :
de
en
- FR876992A - Pedaling device for cycles, bicycles and similar vehicles :
en
fr
- US2302678A - Barometric regulator :
en
- US2302757A - Shoe making :
en
- US2303138A - Refrigerating apparatus :
en
- GB549590A - Improvements in and relating to magnetic gearing :
en
- DE728340C - Process for the production of cinder blocks :
de
en
- FR877037A - Method of reproducing endless soundtracks :
en
fr
- US2302722A - Apparatus for making cemented pile fabric :
en
- CA408832A - Electric furnace :
en
fr
- US2302848A - Valve operating mechanism :
en
- US2303161A - Time delay switch :
en
- CA408868A - Raw silk processing :
en
fr
- US2302729A - Process of purifying 1-nitroanthraquinone :
en
- DE728267C - Method and device for the manufacture of hollow bodies, such as pipes or pipe linings, from plastic masses :
de
en
- USD134437S - Design fob a textile fabric ob
similar article :
en
- US2303116A - Dispensing device :
en
- US2302801A - Stump-removing device :
en
- DE728436C - Electro-hydraulic control for shut-off devices :
de
en
- DE728204C - Device for sifting fiber suspensions, in particular paper stock :
de
en
- US2302958A - Bending brake :
en
- DE728493C - Transport trolleys for the automatic bringing in and out of vehicles in and out of the boxes of multi-cell vehicle houses :
de
en
- GB549498A - Improvements relating to means for securing together a pair of members, such as a crank and spindle :
en
- US2302672A - Fluid current operated actuator :
en
- US2302890A - Trolley contactor :
en
- US2302867A - Combined mixer and intermediate frequency stage :
en
- US2302948A - Lubricated bearing :
en
- US2303167A - Tobacco storing and pipe loading device :
en
- US2303245A - Railway track tool :
en
- DE728350C - Trailer coupling for motor vehicles with swiveling insertion mouth :
de
en
- DE728358C - Arrangement for heating the billet receptacles of presses for metal :
de
en
- US2303052A - Manufacture of artificial silk thread or the like :
en
- US2303271A - Ceiling structure :
en
- US2302660A - Method of making bearings :
en
- US2303241A - Bicycle lock :
en
- AU116139B2 - Seal for centrifugal pumps :
en
- CA408867A - Silk processing :
en
fr
- CA408850A - Yeast treating apparatus :
en
fr
- DE728285C - Holder for biconvex piezoelectric crystal oscillators :
de
en
- DE728295C - Arrangement for feeding a rectifier :
de
en
- DE728421C - Process for the production of flexible high-frequency cables :
de
en
- DE728535C - Arrangement to increase the rectifier effect during audion :
de
en
- US2303110A - Regulating system :
en
- DE728220C - Portal-like loading device for loading conveyor trains :
de
en
- US2303252A - Road guard :
en
- DE728252C - Process for increasing the durability of prints which are produced by photographic fading of thiocarbamide derivative sensitized, silver salt-free fade layers :
de
en
- FR876944A - Unwinding device for looms :
en
fr
- GB549575A - Method of homogenizing liquids containing semi-solids and valve for carrying out such method :
en
- US2303286A - Removable automobile body :
en
- US2302788A - Hosiery :
en
- US2303028A - Controlling means and actuating means therefor :
en
- USD134429S - Design for a bag :
en
- US2303105A - Alloy :
en
- FR876919A - :
fr
- FR876950A - Method for converting an internal combustion engine equipped with a carburetor into a fuel spray engine supplied by an injection pump :
en
fr
- US2303059A - Contour forming machine :
en
- USD134445S - Design for a dress :
en
- DE728418C - Antenna arrangement to suppress room radiation :
de
en
- US2302766A - Hose nozzle :
en
- CA408794A - Friction clutch :
en
fr
- DE728248C - Process for the production of roller bearings with a plastic cage :
de
en
- US2302737A - Means for holding flower pots on windows :
en
- US2302897A - Electric fixture attachment :
en
- US2303077A - Process of refining white oil :
en
- USD134409S - Cabinet for wall furnace or similar article :
en
- US2302909A - Hydraulic table reciprocating mechanism :
en
- USD134412S - :
en
- CA408909A - Power lawn mower :
en
fr
- AU132541A - Improvements in and relating to beads :
en
- US2302957A - Latch construction :
en
- FR876914A - Improvements to coupling devices :
en
fr
- FR877059A - Advanced fluorescent material and its manufacturing process :
en
fr
- US2303223A - Amusement device for infants :
en
- US2303244A - Manufacture of insulating material :
en
- DE728338C - Sample collection cover :
de
en
- GB549564A - Improvements in or relating to wireless receivers comprising a loop antenna constituted by one or more windings :
en
- GB549566A - Improvements in or relating to dish washing machines :
en
- DE728157C - Process for improving the fastness properties of dyeings with substantive dyes on cellulose fibers against non-alkaline treatment :
de
en
- DK60360C - Construction of reinforced concrete. :
da
en
- US2303283A - Electrically insulating bodies :
en
- US2302667A - Illuminated sign :
en
- FR876976A - Flow restrictor for acetylene generators :
en
fr
- FR877116A - Cardboard tube rolling machine with labeling device :
en
fr
- US2303176A - Valve :
en
- US2303242A - Metal coating :
en
- US2303194A - Alloy :
en
- US2302807A - Apparatus for treating gases :
en
- GB549490A - Improvements connected with rotary electric converters :
en
- DE728199C - Tillage equipment :
de
en
- USD134388S - Design fob a table :
en
- USD134435S - Design for a suit :
en
- DE728313C - Pre-wash for vegetable substances :
de
en
- DE728400C - Spring tension suspension device for portable electric machine tools :
de
en
- US2302763A - Color control apparatus :
en
- FR877093A - Improvements to electric spotlights for cycles :
en
fr
- US2302738A - Machine for operating upon soles :
en
- US2302697A - Surface modifying composition :
en
- FR876943A - Improvements in methods and apparatus for heating hot water radiators using an electric heat source forming part of the apparatus :
en
fr
- US2303243A - Drilling and like machine :
en
- US2302818A - Air conditioning system :
en
- US2302905A - Well packer :
en
- US2303251A - Combination cigarette package case and opener :
en
- US2302895A - Control circuit for driving forks :
en
- FR876982A - Improvement in dials of measuring devices for counters, pendulums, etc. :
en
fr
- US2302947A - Harness :
en
- US2302971A - Manufacture of rayon :
en
- FR877057A - gas purifier for all motor vehicles operating by gasifier :
en
fr
- DE728561C - Gear for two-sided, multiple rotation of two drive shafts :
de
en
- US2303101A - Chuck :
en
- CA408837A - Tendered meat :
en
fr
- FR876956A - Folding transportable seat :
en
fr
- FR876983A - Plant for supplying gas turbines with gases from the pressure combustion of pulverized coal :
en
fr
- FR877062A - Anchovy butter :
en
fr
- CA408843A - Electric circuit protective device :
en
fr
- DE728303C - Fluorescent surfaces of common materials :
de
en
- FR877042A - Process intended to reduce the sensitivity to notches and the brittleness of welding of steels :
en
fr
- DE728276C - Process for the preparation of oxyarylsulfones :
de
en
- FR877141A - Process for obtaining brief voltage shocks, stiff in appearance, as a function of the phases of an alternating voltage at a determining rate :
en
fr
- DE728257C - Device consisting of jet devices for generating negative pressure, in particular for use on aircraft :
de
en
- GB549485A - Improvements in and relating to electrodes and other metal parts of electron discharge devices :
en
- DE728367C - Heating device for circulating gases in heat exchangers :
de
en
- DE728416C - Overlay receiving circuit with suppression of the image frequencies over a larger tuning range by means of a compensation voltage obtained from the received oscillations :
de
en
- US2303293A - Dynamoelectric machine :
en
- DE728240C - Protection device for electrical pickups :
de
en
- US2303173A - Film cartridge and means for sealing the same :
en
- US2303202A - Carpet manufacture :
en
- US2302831A - Fluid meter having a thermostatic device :
en
- US2303250A - Metal alloy :
en
- FR877104A - Mold for the manufacture by centrifuging of squirrel cages of short-circuited rotors :
en
fr
- USD134387S - Combined container and lollipop display :
en
- US2302806A - Combined towel rack and book hold :
en
- US2302962A - Plywood :
en
- USD134391S - Design fob a table :
en
- FR877054A - Process for preparing esters of isocyanic acids :
en
fr
- GB549534A - Improvements in freight vehicles :
en
- GB549569A - Improvements in or relating to electric forging apparatus :
en
- CA408871A - Seed disinfectant :
en
fr
- FR876936A - Method and machine for disentangling and transforming endless ribbons of artificial fibers into continuous elementary filaments :
en
fr
- US2302977A - Scavenging pump for two cycle internal combustion engines :
en
- US2303018A - Indicating device :
en
- FR877035A - Process for the preparation of porous soap :
en
fr
- FR877081A - Turntable for heavy artillery pieces :
en
fr
- GB549562A - Apparatus for generating electric current for lighting and driving machinery :
en
- FR877010A - Process for the preparation of condensable carbides by heterogeneous catalysis :
en
fr
- DE728354C - Arrangement to keep the tension constant in winding devices :
de
en
- DE728202C - Needle with thread cutting edge :
de
en
- DE728393C - Door lock, in which the lever handles are coupled to the lock nut by a cross pin :
de
en
- US2303089A - Electrically operated currycomb :
en
- DE728464C - Process for upgrading cellulose or fiber mixtures containing cellulose :
de
en
- DE728490C - Glass shape :
de
en
- CA408783A - Vibrating screen :
en
fr
- AU116142B2 - Improvements in or relating to methods of preparing fur for felting and aqueous carroting solutions for use in such methods :
en
- GB549576A - Improvements in or relating to carburettors for internal combustion engines :
en
- FR876906A - Process for the preparation of linear polycondensation products containing amide groups in the chain :
en
fr
- DE728268C - Fuehl- and conveying means for the already divided threads to be linked together, z. B. of warps :
de
en
- US2303109A - Grease and oil interceptor :
en
- DE727223C - Grinding device for segment knives on cigarette machines :
de
en
- GB549496A - Improvements in or relating to synthetic resin adhesives :
en
- DE728401C - Process for the production of blouse-like garments :
de
en
- US2303204A - Means for securing attachments to floor machines :
en
- FR877142A - Assembled housing, in insulating material, for electrical installation devices :
en
fr
- DE728477C - Goniometer for direction finding purposes :
de
en
- DE728505C - Echolotanzeigegeraet with a remote light source and a revolving display :
de
en
- FR877005A - Device for automatically ensuring the continuity of the projection of a film passing on two sound cinematographic devices :
en
fr
- GB549584A - Improvements in and relating to the moulding of dough :
en
- US2303032A - Coupling :
en
- DE728256C - Airplane with propulsion that allows vertical take-off and landing :
de
en
- FR877030A - Fuel :
en
fr
- CA408809A - Electrical oscillator :
en
fr
- FR877027A - Elongated elastic support ring for discs, particularly carrier of rotary machines with radial admission :
en
fr
- FR877132A - Process for the manufacture of ceramic or glass bottles :
en
fr
- US2302715A - Winding machine :
en
- USD134434S - Design fob a suit :
en
- US2302984A - Outdoor stove :
en
- US2302928A - Recovery of water soluble vitamins from fish livers :
en
- US2303124A - Apparatus for handling articles :
en
- CA408912A - Variable pitch propeller :
en
fr
- CA408916A - Tire with pressure indicator :
en
fr
- CA408848A - Television system :
en
fr
- DE728242C - Process for coloring a mechanically cut sound track :
de
en
- US2303184A - Rectifier system for carrier-signal receivers :
en
- FR876949A - Mechanical device for checking surfaces :
en
fr
- GB549447A - Improvements in or relating to the treatment of fat-soluble vitamin-containing oils :
en
- CA408776A - Hydraulic window regulator :
en
fr
- CA408889A - Metal surface coating method :
en
fr
- DE728391C - Elastic sealing profile for vehicle windows and vehicle box joints :
de
en
- DE728537C - Neutralized high frequency stage :
de
en
- GB549450A - Improvements in furnaces :
en
- DE728502C - Weather protection for passenger vehicles :
de
en
- US2302986A - Atraumatic suture link :
en
- CA408779A - Filing cabinet :
en
fr
- DE728410C - Process for the preparation of N-substituted aliphatic and aromatic aminosulfonic or aminosulfonic acids :
de
en
- USD134438S - Design for a textile fabric :
en
- DE728286C - Circuit arrangement for anode voltage modulation of a transmitter with push-pull B amplifier with output transformer as B modulator :
de
en
- DE728290C - Bearing attachment for bicycle alternators with rotating star magnet :
de
en
- DE728317C - Device for draining off the gas scrubbing water on ships driven by gas generator systems, in particular on seagoing ships :
de
en
- CA408875A - Abrasive belt or sheet :
en
fr
- CA408874A - Safety hat or helmet :
en
fr
- US2303139A - Method of and apparatus for centrifugally degasifying molten metal :
en
- US2302746A - Direct current transformer :
en
- US2303240A - Bottle carrier :
en
- CA408836A - Joint construction :
en
fr
- DE728221C - Shaving brush :
de
en
- FR877115A - Two-part socket in insulating material, with yoke secured against rotation :
en
fr
- US2302829A - Device for applying corner beads :
en
- US2303046A - Method and means for making diamond drill bits :
en
- US2303213A - Knife rocking mechanism for veneer cutting machines :
en
- US2303219A - Fastener-applying implement :
en
- US2303280A - Spray gun :
en
- US2303285A - Electrical instrument :
en
- US2303012A - Thermostatic control :
en
- USD134443S - Design fob a lace tablecloth :
en
- US2302767A - Terminal for electrical conductors :
en
- USD134401S - Design for a refrigerator :
en
- US2302823A - Dyestuffs of the anthraquinone series :
en
- DE728203C - Temperature control device for milk heater or the like. :
de
en
- DE728342C - Image storage tubes in which the electrons released by the scanning beam on the front of a nondus single-sided mosaic electrode are multiplied in a secondary electron amplifier :
de
en
- DE728519C - Photographic copier or enlargement device for individual images, in which the measurement and copying take place separately :
de
en
- GB549514A - Improvements in multiple-drive ten-wheeled vehicles :
en
- US2302695A - Valve :
en
- US2302944A - Lawn perforating machine :
en
- FR877065A - Machine for producing flexible and endless armor on metal wires, ropes and cables :
en
fr
- FR877143A - Improvement in the propulsion of cycles and in particular bicycles :
en
fr
- AU356541A - Improvements in cargo slings :
en
- CA408818A - Dynamo-electric machine :
en
fr
- US2302812A - Adjustable motor supporting bracket :
en
- AU744442A - Improvements in or relating to slipping-preventing devices for vehicle wheels :
en
- CA408766A - Tooth brush :
en
fr
- DE728444C - Photographic copy paper :
de
en
- DE728524C - Device for lighting gas flames :
de
en
- CA408903A - Connecting rod lubricating means :
en
fr
- DE728457C - Method and device for lining the inner walls of metal pipes with bituminous coatings by centrifuging :
de
en
- DE728307C - Process for the production of runners for turbo compressors and similar workpieces :
de
en
- FR877117A - Device for placing a strip of surrounding material around compressible bundles :
en
fr
- FR877114A - Arc lamp, in particular for cinematographic projectors :
en
fr
- CA408882A - Starch drying process :
en
fr
- US2302877A - Newspaper :
en
- DE728247C - Mixture regulator for internal combustion engines, especially aircraft engines :
de
en
- GB549587A - Photographic processing baths :
en
- US2302898A - Control for electric track switches :
en
- DE728388C - Method of eradicating weeds :
de
en
- US2303246A - Eye opening and closing mechanism for dolls :
en
- FR877124A - Plasticized vinyl compositions :
en
fr
- USD134414S - Design fob a cruller :
en
- FR877089A - Instrument for growing asparagus plantations :
en
fr
- US2303295A - Gas turbine drive :
en
- CA408796A - Pressure tank sprinkler system :
en
fr
- CA408869A - Soil pipe :
en
fr
- DE728450C - Device for the production of precise roller tracks with assembled crankshafts :
de
en
- GB549571A - Improvements in or relating to the protection of materials from attack by insect pests :
en
- FR877101A - Two-piece wheel hub with radial mounting flange :
en
fr
- GB549451A - Bonding fabrics :
en
- FR877119A - Process and plant for the carburization of iron and ferrous alloys outside the melting furnace :
en
fr
- US2302820A - Safety fuse for electric circuits :
en
- US2303025A - Internal combustion engine :
en
- CA408815A - Circuit breaker :
en
fr
- US2303092A - Method of preparing metal molds :
en
- US2303121A - Illuminated manometer :
en
- CA408910A - Radio antenna :
en
fr
- US2302953A - Method of metal stretching, using blank-holder types of presses :
en
- FR877015A - Process for applying colors to fabrics and the resulting industrial product :
en
fr
- GB549462A - Improvements in or relating to electrical engine-starting systems :
en
- FR876972A - Improvement in self-blowing switches fitted with an electrode constituting a disconnector :
en
fr
- US2303312A - Well pipe jack :
en
- US2302851A - Internal combustion engine :
en
- DE728222C - Process for monitoring the operation of continuously operating reaction towers for bromine production :
de
en
- FR876968A - Method of synchronization, in particular for telegraph apparatus :
en
fr
- US2302967A - Art of riveting :
en
- USD134447S - Design for a jacket :
en
- US2302798A - Thermionic valve amplifier :
en
- US2303047A - Catalytic treatment of hydrocarbons :
en
- US2303260A - Sheet metal clamp :
en
- DE728548C - Mechanically driven device for lifting, moving and replacing sealing lids for ovens :
de
en
- DE728560C - Switching element, especially for gearboxes :
de
en
- US2302992A - Single unit accounting system :
en
- US2302659A - Power generating system :
en
- FR876930A - Process for removing organic impurities from aqueous solutions and in particular from sugar solutions :
en
fr
- FR877125A - Device for presenting postcards, photos and the like :
en
fr
- US2302913A - Method of stopping leaks :
en
- DE728327C - Multiplicative demodulator :
de
en
- US2302685A - Engine control apparatus :
en
- DE728312C - Process of high-contrast imaging using sound waves :
de
en
- US2302998A - Pipe tongs :
en
- GB549468A - Improvements in electrically operated apparatus for indicating fluid pressures, liquid levels and other physical quantities :
en
- GB549507A - Improvements in vertical boring mills :
en
- US2303309A - Joint fitting :
en
- USD134398S - Design for a thermometer :
en
- DE728230C - Control device for railcar trains with auxiliary battery :
de
en
- GB549532A - Manufacture of dyestuffs and intermediates therefor :
en
- USD134397S - Design for a building :
en
- DE728407C - Backwashable liquid filter :
de
en
- FR877127A - Periodically actuated contact device for converter or electrical machines :
en
fr
- US2302821A - Coin-freed amusement or vending machine :
en
- GB549488A - Improvements in or relating to telephone systems :
en
- FR876955A - Multi-notch sole protector :
en
fr
- FR877049A - :
fr
- FR877087A - Improvements to circuits :
en
fr
- US2303215A - Camera construction :
en
- US2303216A - Indicator :
en
- US2303035A - Brightening electrodeposited tincontaining coatings :
en
- USD134431S - Design for a finger ring :
en
- US2303168A - Lubricating bearing housing :
en
- DE728309C - Spring base for seating and reclining furniture for laying loose upholstered cushions :
de
en
- DE728538C - Ultra high frequency receiver with attachment :
de
en
- FR876921A - Oscillation damper :
en
fr
- US2303038A - Visible margin file :
en
- USD134446S - Design fok a dress :
en
- US2303104A - Wide range oil burner :
en
- USD134415S - Design fos a gym-shoe :
en
- US2302802A - Bowling ball carrier :
en
- DE728208C - Centrally operated adjusting device for the pressure levers of multi-plate clutches, especially of motor vehicles :
de
en
- DE728442C - Multicolor stereo narrow film :
de
en
- US2303179A - Safety dispensing nozzle :
en
- US2303272A - Metal alloy :
en
- CA408849A - Steam drier blow-off :
en
fr
- US2303063A - Cooling apparatus :
en
- FR876925A - Acid dyes for wool and their preparation process :
en
fr
- FR877064A - Endless Hose Making Machine Using Ribbon Materials In One Uninterrupted Pass :
en
fr
- GB549531A - A new or improved method of applying characters, designs and the like to surfaces :
en
- GB549539A - Improvements in or relating to clips or clasps :
en
- US2302923A - Water level control for washing machines and the like :
en
- DE728294C - Device for ramping up DC voltages :
de
en
- DE728512C - Method and device for maintaining an excess of salt solutions in the heating network of hot water heating systems :
de
en
- US2302931A - Feedwater control method and apparatus :
en
- US2303049A - Gearshift indicator :
en
- US2303055A - Lawn mower :
en
- US2303268A - Machine for reducing the shanks of shoe soles :
en
- DE728382C - Construction for sound transmission and recording rooms, concert halls, etc. like :
de
en
- FR877052A - Gasket for centrifugal casting molds :
en
fr
- FR876957A - Joint-tight masonry :
en
fr
- DE728467C - Process for the preparation of substituted p, p-diaminodiphenyl sulfones :
de
en
- US2302693A - Vacuum filling machine :
en
- DK60369C - Foam extinguishing hand sprayer. :
da
en
- US2303006A - Copying attachment :
en
- US2303149A - Rubber glazing strip for multiple glass sash :
en
- US2303160A - Washing machine :
en
- GB549515A - Improvements relating to the production of synthetic resins from furfuryl alcohol :
en
- US2302969A - Knockdown chair structure :
en
- US2303081A - Control apparatus :
en
- US2303221A - Iriscope :
en
- AU323441A - Demodulation circuits :
en
- US2302832A - Battery separator :
en
- CA408831A - Fluid coupling :
en
fr
- AU116148B2 - Improvements in or relating to benches for machinists and for other purposes :
en
- CA408885A - Synchronizing signal separator circuit :
en
fr
- CA408800A - Electrostatic coating method and apparatus :
en
fr
- US2303070A - Confection candle holder :
en
- US2303083A - Catalytic reforming of hydrocarbon oils :
en
- US2302989A - Scoring device for the game of bridge :
en
- CA408878A - Article inlaying method :
en
fr
- USD134393S - Design for a chair base :
en
- USD134402S - Combined salt and pepper shaker :
en
- CA408838A - Refrigerating plant :
en
fr
- DE728506C - Device for spraying paint on the inner surfaces of hollow bodies :
de
en
- DE728206C - Pressure device for the production of a narrow adhesive connection of wide film strips :
de
en
- DE728509C - Base circuit of a multi-pole, in particular eight-pole, base :
de
en
- FR877016A - Improvements in the extraction of magnesium by electro-thermal means and new electric furnace for the implementation of these improvements :
en
fr
- AU116141B2 - Improvements in and relating to beads :
en
- CA408861A - Highway-railroad freight vehicle :
en
fr
- DE728373C - Electric sewing machine drive with series motor :
de
en
- DE728364C - Device for the alternating automatic switching on and off of the drives of two different conveyor devices from one and the same main drive, in particular in the case of a sheet delivery device equipped with a sample sheet removal :
de
en
- US2303275A - Filing drawer with locking follower :
en
- CA408790A - Germanium separating process :
en
fr
- DE728430C - Changeover device for furnace batteries :
de
en
- FR876952A - Optical signal :
en
fr
- DE728470C - Circuit arrangement for telex switching systems connected to four-wire double current transmission paths :
de
en
- US2302748A - Gang spot welder :
en
- US2302884A - Transparent oil level indicator :
en
- CA408855A - Armature assembling machine :
en
fr
- DE728211C - Shaft closure for riding boots :
de
en
- DE728392C - Bottle filling tap :
de
en
- DE728414C - In the driver's cab of public vehicles, vibration-free arranged microphone :
de
en
- FR876961A - Overhead propeller hollow blade, balanced by variable counterweights :
en
fr
- DE728475C - Process for amplifying or generating high-frequency electrical vibrations with the aid of gas or vapor discharge tubes :
de
en
- US2302855A - Cutting apparatus :
en
- US2303111A - Fluid head measuring device :
en
- GB549528A - Improvements in or relating to magnetic compasses :
en
- DE728296C - Device for achieving a constant AC consumer voltage in the event of fluctuating mains voltage and changing loads :
de
en
- CA408823A - Thermal overload relay :
en
fr
- US2303003A - Method of forming fabricated walls :
en
- US2303127A - Thermostat control for domestic water heaters :
en
- US2302827A - Sheet mounting device :
en
- GB549479A - Improvements in or relating to machines for opening and tailing material, such as sheet metal, in coiled form :
en
- FR877149A - Electronic tube intended for the amplification and production of ultra-short waves, in particular of the order of decimeter and centimeter :
en
fr
- DE728255C - Steep screwdriver with a seat that can also be ejected with a parachute :
de
en
- DE728462C - Device for fast shut-off of the weather control :
de
en
- CA408788A - Fluid actuating device :
en
fr
- GB549458A - Improvements in or relating to fuel injection valves for oil engines :
en
- US2303234A - Vibratory instrument :
en
- USD134394S - Design for a scale :
en
- US2303230A - Light projector :
en
- US2303287A - Match booklet :
en
- DE728501C - Air chamber suspension body :
de
en
- DK60351C - Letter order. :
da
en
- GB549502A - An improved process for the preparation of compounds containing fused pyridine rings :
en
- DE728372C - Electrical push switch with a periodically moving contact element and adjustable contact time :
de
en
- CA408895A - Selective signalling system :
en
fr
- DE728465C - Process and smoldering furnace for the production of brown coal hot coke that can be briquetted without binding agents :
de
en
- DK60359C - Thermostatic Oven Valve. :
da
en
- FR877028A - Exposed rigid wheel with side load as a blading or labyrinth carrier for radial inlet rotary machines :
en
fr
- AU116131B2 - Detected frequency modulated wave amplifier :
en
- FR877058A - Fluorescent material and its manufacturing process :
en
fr
- GB549473A - Improvements in the preparation of dental bridge prothesis :
en
- US2302689A - Self-tapping screw :
en
- US2303267A - Hinge joint for jewelry :
en
- USD134420S - Design for a grinder :
en
- DE728500C - Motion picture projector, especially for cine films :
de
en
- CA408851A - Hydraulic clutch :
en
fr
- US2303195A - Trim panel :
en
- DE728496C - High pressure pipe connection, especially for steam lines :
de
en
- US2303181A - Slating and synchronizing method and system :
en
- CA408864A - Tube cutter :
en
fr
- US2302903A - Pyridine dicarboxylic acids :
en
- US2303087A - Apparatus for compressing creped wadding :
en
- FR876991A - Electric incubator :
en
fr
- GB549554A - Improvements in or relating to automatic electric circuit breakers :
en
- DE728352C - Double or multi-line ring roller press for the production of briquettes :
de
en
- DE728305C - Device for cutting endless artificial threads and subsequent processing on a loosening or packaging machine :
de
en
- DE728542C - Receiving device for overlay remote control systems :
de
en
- FR876969A - Device for synchronous rate adjustment using a tone wheel as adjustment member for a drive motor :
en
fr
- DE728425C - Arrangement for heating the cathodes of high-performance tubes via current-dependent semiconductor resistors :
de
en
- DE728289C - Process and device for the production of zinc cups for galvanic elements in the cold spray process from cast round blanks :
de
en
- DE728246C - Self-seller :
de
en
- GB549588A - Improvements in and relating to the manufacture of endless woven belts and the like :
en
- GB549553A - Improvements in or relating to die-casting and apparatus therefor :
en
- FR877111A - Shock absorber :
en
fr
- FR876993A - Tilting valve with automatic operation particularly applicable to filtration installations :
en
fr
- DE728564C - Refining machine for cocoa and chocolate masses or the like. :
de
en
- DE728463C - Process for dyeing and printing animal fibers :
de
en
- DE728389C - Elastic shaft coupling :
de
en
- FR877036A - Transport device for lifting loads and moving them along a supporting cable :
en
fr
- US2303156A - Lamp socket :
en
- CA408856A - Window channeling :
en
fr
- CA408834A - Organic compound processing :
en
fr
- DE728260C - Clamping device consisting of a stepped pulley :
de
en
- GB549572A - Improvements in or relating to gyroscopic direction indicators and like instruments :
en
- US2302951A - Diversity receiving system :
en
- FR877053A - Multi-layer broom for collector machines :
en
fr
- GB549446A - Improvements in or relating to polishing compositions :
en
- CA408785A - Parking mirror :
en
fr
- CA408760A - Paper and fabric web moistening device :
en
fr
- AU321441A - Seal for centrifugal pumps :
en
- US2302824A - Method of pressing :
en
- US2303229A - Synchronous generator and motor stabilization :
en
- US2302699A - Firearm vibration control :
en
- DE728377C - Pulverized coal firing :
de
en
- US2302933A - Medication container :
en
- DE728359C - Process for the production of a spherical container from a cylindrical tube :
de
en
- US2303131A - Suturable surgical adhesive material and method of using same :
en
- US2303146A - Elastic fluid power plant :
en
- US2302703A - Organic phosphorus compoundbearing lubricant :
en
- US2303311A - Coupling for thin wall tubing :
en
- US2302849A - Switch :
en
- USD134400S - Design for a dart game board :
en
- CA408891A - Air conditioning system :
en
fr
- DE728282C - Installation element in round design for single-hole assembly with screw cap for device fuses :
de
en
- US2302850A - Counter fixture for displaying and dispensing ribbon and narrow fabric :
en
- USD134417S - Design foe, a sandal :
en
- DK60368C - Apparatus for crushing dry substances, pastes and other materials, in particular dry granular substances. :
da
en
- AU116132B2 - Improvements in cargo slings :
en
- AU119310B2 - Improvements in or relating to slipping-preventing devices for vehicle wheels :
en
- US2302668A - Conduit supporting device :
en
- US2302785A - Plow :
en
- FR877001A - Improvements to measuring devices and new magnetic comparator applying these improvements :
en
fr
- FR877063A - Method and machine for casting, in molds in damp earth, hollow objects (tubes, cylinder liners, rings for pistons, etc.) having the form of a solid of revolution :
en
fr
- US2302980A - Process for briquetting aluminum and aluminum alloy scrap :
en
- US2303044A - Automatic siphon breaker for flush valves :
en
- US2303189A - Folding chair construction :
en
- US2303150A - Cooling unit for refrigerators :
en
- US2302983A - Reciprocating motor :
en
- CA408911A - Variable pitch propeller :
en
fr
- DE727579C - High-voltage system with double or multiple busbar systems and disconnectors arranged perpendicular to the busbars :
de
en
- DE728292C - Pantographs for electrical machines :
de
en
- US2302676A - Carrier :
en
- US2302725A - Precipitation process and apparatus :
en
- US2302679A - Process of treating wool greases :
en
- US2303303A - Form for slip-casting ceramics and method of making the same :
en
- US2302787A - Animal exterminator :
en
- US2303228A - Card table :
en
- US2302665A - Heat sensitive device :
en
- US2302789A - Insole and method of making the same :
en
- USD134396S - Design for a closure fastener :
en
- CA408920A - Remote control system :
en
fr
- US2302687A - Engine control apparatus :
en
- US2303226A - Washer feed mechanism for screw and washer assembly machines :
en
- US2302761A - Brush strip :
en
- US2303076A - Treatment of hydrocarbons :
en
- US2302688A - Apparatus for and method of processing fruit :
en
- US2303235A - Oil burner control :
en
- GB549457A - Improvements in or relating to rotary pumps and compressors for fluids :
en
- GB549525A - Improvements in or relating to fastening devices for aircraft cowlings and like covers :
en
- DE728494C - Calculating gear to determine the square root or the square :
de
en
- FR876912A - Process for the manufacture of flours intended for breakfasts, starters, porridge, soups, by the disintegration of previously biscuit elements and, optionally, the re-agglomeration of these flours :
en
fr
- FR876996A - Improved process and device for charring wood :
en
fr
- CA408781A - Trash incinerator for boats :
en
fr
- DE728428C - Device for electrical resistance welding of solid bodies with large heat capacity and good conductivity with subdivided conductors :
de
en
- DE728326C - Process for the preparation of hydrogenated isoquinoline compounds which are aralkyl-substituted in the nitrogen-containing nucleus and which contain free hydroxyl groups in an aromatic nucleus :
de
en
- US2302945A - Apparatus for embossing sheet metal sections :
en
- DE728556C - Arm-rich switching device for supercharged fuel injection engines :
de
en
- DK60358C - Coffee grinder. :
da
en
- FR876978A - Electric heating resistance, its assembly method and its applications :
en
fr
- FR877128A - Device for transforming energy by means of converters :
en
fr
- GB549471A - Improvements in or relating to comparators :
en
- USD134418S - Design for a pair of spectacles :
en
- DE728554C - Coin for self-sellers for electricity, gas, water or the like. :
de
en
- GB549540A - Improvements in and relating to arc shields :
en
- GB549580A - Improvement in spark plug and method of making the same :
en
- DE728272C - Process for the distribution of gas bubbles in solidifying liquids :
de
en
- DE728499C - Reproduction device for the production of color extracts from a colored template :
de
en
- DK60354C - Coupling device for DC-magnetized inductances with relay effect. :
da
en
- FR877109A - Process for treating slag containing vanadium, as well as blast furnace dust :
en
fr
- GB549481A - Improvements in and relating to electric lamps :
en
- GB549472A - Combined hand and power operated rotary tool driving device :
en
- FR877011A - Electric control of variable speed rotary compressors :
en
fr
- DE728201C - Upright side otter board for bottom trawls :
de
en
- DE728528C - Friction anchors consisting of individual wedge plugs for the pit lining :
de
en
- DE728348C - Electrically operated aeronautical gyro with three degrees of freedom of the gyro :
de
en
- GB549536A - Improvements in and connected with induction regulators and their application :
en
- DE728274C - Process for converting chlorine dioxide into a solid form :
de
en
- DE728498C - Coating device for grinding rollers :
de
en
- GB549548A - Improvements in or relating to electrical means for testing the balance of rotating masses :
en
- FR877146A - Railroad Track Improvements :
en
fr
- GB549454A - Metallic ropes and cables :
en
- DE728333C - Process for the preparation of Kuepen dyes of the dibenzpyrenquinone series :
de
en
- GB549593A - Device for maintaining the keenness and lengthening the life of razor blades or like sharp edged articles :
en
- US2303205A - Receptacle opener :
en
- DE728346C - Device for producing an integrated textile thread :
de
en
- US2302972A - Dispenser closure :
en
- SE105974C1 - Experience in the production of combustible products of peat, as well as the production of the same product :
en
sv
- US2302929A - Stove and furnace construction :
en
- DE728329C - Vertical transmission antenna with adjustable length for high performance :
de
en
- FR877026A - Power transmission comprising a hydraulic current mechanism, in particular for motor vehicles :
en
fr
- US2303045A - Constant speed drive :
en
- US2303078A - Stepladder :
en
- US2303134A - Means of packing wells :
en
- US2302730A - Sheet metal treating machine :
en
- FR877074A - High power switch :
en
fr
- FR877021A - New process for obtaining bread flour from soybeans :
en
fr
- GB549469A - Improvements in or relating to filter-presses :
en
- GB549509A - Improvements in and relating to elastic fluid turbine bucket wheels :
en
- FR877120A - Process for the production of propionic nitrile compounds :
en
fr
- FR877048A - Process of manufacturing and transforming objects in imitation of stone :
en
fr
- CA408828A - Brake apparatus :
en
fr
- GB549573A - Improvement in variable speed power transmission mechanism :
en
- FR877068A - Process for the manufacture of selenium rectifier plates :
en
fr
- FR876965A - Ignition distributor for internal combustion engines :
en
fr
- US2303073A - Deodorizing sheet or pad :
en
- FR877020A - Plating process on circular looms with two needle beds :
en
fr
- FR877098A - Indirectly heated cathode, particularly intended for cathode ray tubes :
en
fr
- FR876970A - Device reducing the stresses to which insulators supporting low oil volume circuit breakers are subjected :
en
fr
- US2302904A - Explosionproof seal for floating roofs :
en
- FR876981A - Multi-stage electric stove :
en
fr
- FR877080A - Process for obtaining austenitic chromium nickel steels :
en
fr
- FR877126A - Dictation device, using the magnetic sound process :
en
fr
- DE728365C - Device for alternately required automatic switching on and off of the drives of two different conveyor devices from one and the same main drive, in particular in the case of a sheet delivery device equipped with a sample sheet removal :
de
en
- FR877041A - Lining of axle bearings of train wheels of mine cars, deauville and the like :
en
fr
- GB549501A - Improvements relating to heat treatment furnaces :
en
- GB549578A - Improvements in or relating to electric fuses :
en
- DE728278C - Ink fountain roller drive in printing machines :
de
en
- US2302671A - Halogenated derivatives of aceto propane :
en
- US2302774A - Electric heater for oil wells :
en
- US2302926A - Cigarette roller :
en
- US2302742A - Ball bearing :
en
- US2302674A - Banding press :
en
- US2302878A - Machine tool :
en
- US2303019A - Method of flanging can bodies :
en
- DE728434C - Counting device for smaller piece goods :
de
en
- FR876990A - Shoe sole :
en
fr
- GB549547A - Improvements in the catalytic treatment at elevated temperatures of naphthas, gasolines and like hydrocarbon motor fuels :
en
- US2303114A - Sealing device :
en
- DE728311C - Plastic mixture :
de
en
- USD134392S - Design foe a table :
en
- USD134425S - Modonnell, jr
pursuit airplane :
en
- US2302999A - Method of and apparatus for introducing addition ingredients into molten metals :
en
- DE728347C - Process for the production of hollow bodies by blow molding :
de
en
- FR877024A - Control for duplicating machines, in particular for duplicating milling machines :
en
fr
- FR877034A - Anode able to withstand high loads, especially intended for electric discharge tubes without artificial cooling :
en
fr
- US2302791A - Horizontal hydraulic broaching machine :
en
- DE728339C - Process for reducing the water content of raw cement sludge :
de
en
- DE728232C - Waveband switch with optionally switchable coils for the various wavebands arranged around the switch axis :
de
en
- DE728526C - Combined burner for oxy-fuel metalworking :
de
en
- DK60361C - Screw clamp for clamping of load-bearing transverse boards for posts in building scaffolding. :
da
en
- DE728357C - Horizontal metal extrusion press for pressing out blocks :
de
en
- FR876945A - Device for driving record players :
en
fr
- FR877137A - Winding for transformers cooled by an insulating liquid :
en
fr
- GB549537A - Variable frequency oscillator with mechanical volume equaliser :
en
- FR877012A - Manufacturing process of electronic lamp grids in the form of parallel rings :
en
fr
- US2302692A - Well-drilling pump unit :
en
- US2303178A - Well drilling apparatus :
en
- CA408900A - Receiving apparatus for train communication systems :
en
fr
- US2303159A - Extraction and noncondensing turbine arrangement :
en
- FR876967A - Door opening parallel to the closed position, in particular for motor vehicles :
en
fr
- US2302942A - Method of making gears :
en
- US2303043A - Ditcher attachment for tractors :
en
- US2302804A - Mechanism producing wavering and rotating movements of receptacles :
en
- US2302985A - Method of making footballs :
en
- US2302770A - Fluorescent screen :
en
- US2302800A - Telegraph system :
en
- US2302724A - Indicating fluid medium distributing system :
en
- US2303278A - Shock absorber for tensioned filaments :
en
- DE728300C - Device for immediate continuous heating of sheets by means of alternating current conducted through the sheets :
de
en
- GB549495A - Improvements in or relating to electric elevator systems :
en
- DE728209C - Device for reducing the turning air force moment caused by crosswinds in vehicles with favorable flow conditions :
de
en
- US2302960A - Saw sharpening machine :
en
- US2302755A - Relay :
en
- US2303042A - Writing implement :
en
- US2303137A - Refrigerating apparatus :
en
- US2303277A - Antimicrophonic filament :
en
- DE719993C - Heel protection :
de
en
- DE728218C - Process to enrich the surface layer of objects made of iron or steel by diffusion in chromium and silicon at the same time :
de
en
- GB549510A - Improvements in or relating to telephone systems :
en
- US2303122A - Salt bath furnace :
en
- US2303151A - Process of producing laminated glass structures :
en
- DE728386C - Beet harvester with rotating roller bodies :
de
en
- DE728553C - Facility for duplicating payment cards :
de
en
- US2302974A - Motor operated adjusting mechanism :
en
- DE728409C - Method and device for carrying out conversions between amalgams and solutions that take place without significant evolution of gas :
de
en
- FR877043A - Device for metal spraying :
en
fr
- GB549483A - Improvements in or relating to composite metal castings :
en
- DE728234C - Circumferential regenerative preheater :
de
en
- CA408778A - Building member :
en
fr
- US2303220A - Hair net :
en
- US2302955A - P-sulphonamide-benzene-azo derivatives :
en
- US2303264A - Container :
en
- US2302721A - Alkylation of aromatic compounds :
en
- US2302793A - Drilling apparatus :
en
- US2302920A - Clamp :
en
- CA408888A - Fuel making method :
en
fr
- US2303117A - Combined gauge and punch :
en
- DK60352C - Process for the production of halogen-substituted uric and thiourea sulphonic acids. :
da
en
- DK60370C - Device for Life-saving and Protective Suits. :
da
en
- DE728419C - Monitoring frame with stationary winding arranged on a magnetizable winding core and operationally fixed inductance value :
de
en
- US2303208A - View finder :
en
- US2302701A - Pickle pricker :
en
- US2303086A - Electric device :
en
- FR877085A - pressure exchanger :
en
fr
- IE16359L - Telephone transmitters and receivers :
en
- GB549563A - Buttonhole sewing machine :
en
- GB549565A - Improvements relating to perambulators or baby carriages :
en
- US2302883A - Method of stringing and sagging wires and apparatus for use therein :
en
- US2303214A - Condenser :
en
- US2302713A - Speedometer, particularly for aircraft :
en
- US2302764A - Apparatus and method for simultaneously forming male and female molds :
en
- US2302872A - Stop request system for public conveyances :
en
- US2302938A - Container for molded products :
en
- US2302941A - Shaving device :
en
- US2303247A - Heat exchange apparatus :
en
- US2302976A - Controlling means for two cycle internal combustion engines :
en
- CA408773A - Planetary transmission :
en
fr
- DK60363C - Cutting beam for placement on harvesting machines to make them useful for flax harvesting. :
da
en
- DK60355C - Electrical Discharge Pipe and Procedure for its Manufacture. :
da
en
- AU116152B2 - Improvements relating to phase modulation ofa carrier frequency :
en
- US2302765A - Ammeline condensation products :
en
- US2302910A - Slide fastener machine :
en
- US2303190A - Turbine apparatus :
en
- US2302773A - Load transference unit :
en
- US2303257A - Method and apparatus for impregnating fibrous material :
en
- CA408896A - Printing telegraph web guide :
en
fr
- US2303040A - Compensating tong arm :
en
- DE728516C - Metal cheese mold for hard cheese :
de
en
- DE728198C - Circular ring-shaped letter sorting and distribution system with coarse and fine distribution points arranged one above the other on floors :
de
en
- DE728411C - Device for supplying color to office printing machines :
de
en
- US2303106A - Commutator reconditioning device :
en
- DE728378C - Method of operating injection molding machines :
de
en
- US2303126A - Fluid container :
en
- US2303269A - Support for suspended ceilings :
en
- GB549453A - Improvements in or relating to electric signalling systems :
en
- US2302776A - Steering gear booster :
en
- CA408765A - Stove pipe :
en
fr
- DE728301C - Process for the production of Kuepen dyes :
de
en
- DE728403C - Device for flushing the drilling rig :
de
en
- CA408893A - Electrical communication system :
en
fr
- CA408866A - Fibre manufacture from protein materials :
en
fr
- DE728366C - Rotary multiplier for printing moistened sheets :
de
en
- CA408919A - Material vaporizing and treating apparatus :
en
fr
- DE728522C - Explosion protection in gas pipes :
de
en
- US2302786A - Electron discharge device :
en
- US2303017A - Toy :
en
- US2303308A - Metal furniture :
en
- US2303289A - Fluid pressure producing device :
en
- DE728216C - Device for pulling in the ropes that fix the slide sections against each other and tension the entire strand :
de
en
- FR877003A - Progressive speed variator device capable of giving zero speed and reverse gear :
en
fr
- GB549492A - Improvements relating to the manufacture of magnesium products from sea water, brine or the like :
en
- FR877121A - Projection device :
en
fr
- US2302781A - Automatic welding apparatus :
en
- DE728559C - Two-way acting overrunning clutch :
de
en
- US2302846A - Means for the automatic wrapping of articles :
en
- US2303096A - Apparatus for leveling and hardening sheet or strip material :
en
- DE728227C - Electric train sign system for vehicle trains :
de
en
- FR876918A - Process for freezing edibles :
en
fr
- DE728235C - Smelting agents :
de
en
- DE728379C - Travel cutlery :
de
en
- US2302952A - Mirror attachment for automobiles :
en
- US2303002A - Tag-line device :
en
- CA408833A - Organic material :
en
fr
- US2302835A - Container seal :
en
- USD134410S - Design for a smoking pipe :
en
- US2302751A - Radiant cell gas burner :
en
- US2303082A - Washing machine cylinder :
en
- US2303143A - Means for tensioning metallic material in cold reducing mills :
en
- US2303034A - Airplane bomb :
en
- US2303224A - Method and means for assembling screws and lock washers :
en
- US2302719A - Electrolyte level control device for storage batteries :
en
- US2303254A - Ventilator :
en
- US2302844A - Blanket robe device :
en
- US2302873A - Injection cylinder for pressure casting machines :
en
- CA408791A - Railway vehicle snubber :
en
fr
- USD134433S - Design fob a suit :
en
- FR876995A - Library :
en
fr
- US2302964A - Earth roller :
en
- US2303281A - Armored marine cable :
en
- US2303141A - Lubricating mixture for cold reducing mills :
en
- US2302840A - Loading and unloading elevator :
en
- US2303103A - Metal clip :
en
- DE728408C - Device for mixing, sieving and kneading :
de
en
- GB549524A - Colour stabilisers for oils :
en
- AU116136B2 - An improved process of ore concentration :
en
- US2302839A - Electric cable :
en
- CA408899A - Composite forging and die casting :
en
fr
- US2303227A - Screw and washer assembly machine :
en
- US2303118A - Process for catalytic hydrogenation of liquid hydrocarbons :
en
- US2303170A - Window for vehicles :
en
- US2302691A - Combination screw driver and retrieving tool :
en
- CA408870A - Push grader :
en
fr
- US2303154A - Measuring tube :
en
- US2303307A - Process of preparing titanium dioxide :
en
- US2302935A - Nursing bottle :
en
- US2302852A - Wide band transmitting and receiving system :
en
- US2303155A - Diving mask and apparatus :
en
- US2302783A - Toolholder and cutter :
en
- FR876924A - Extensometer for measurements over short distances :
en
fr
- FR877076A - Electric hot plate :
en
fr
- DE728237C - Process for the production of an aqueous grease-dissolving sterilization and disinfectant :
de
en
- DE728483C - Resistance welding device for the production of wire nets :
de
en
- US2302815A - Method of manufacturing stockings on footers :
en
- US2302684A - Engine control apparatus :
en
- US2302810A - Cutting tool :
en
- US2303054A - Polar signal test transmitter :
en
- US2302661A - Hinge :
en
- US2303152A - Buffered blower valve :
en
- US2303172A - Spinning frame :
en
- US2303206A - Photographic contact printing apparatus :
en
- CA408886A - Boardless piano :
en
fr
- US2303037A - Valve :
en
- US2302901A - Power transmission device :
en
- US2303061A - Apparatus for preparing flared end :
en
- DE728236C - Device for lifting and moving the wounded :
de
en
- DE728427C - Device for the operation of Roentgen pipes :
de
en
- USD134444S - Design for a lace tablecloth :
en
- US2303180A - Power take-off joint assembly :
en
- US2302919A - Collapsible display stand :
en
- US2303135A - Airflow control :
en
- US2303279A - Process for the regeneration of mercury catalysts :
en
- US2302950A - Rocker :
en
- CA408816A - Thermostat :
en
fr
- DK60357C - Method for the manufacture of electrically heated heating elements with grooves for receiving the heating wire. :
da
en
- CA408817A - Brake mechanism :
en
fr
- USD134386S - Design for a picture frame :
en
- US2302690A - Electric oscillator :
en
- CA408808A - Electrical coupling apparatus :
en
fr
- USD134427S - Design fob a bottle cap :
en
- US2303199A - Film sound recorder :
en
- CA408813A - Etching material :
en
fr
- CA408782A - Clutch plate :
en
fr
- US2302683A - Engine control apparatus :
en
- US2302694A - Parachutist shoe :
en
- US2302870A - Method and apparatus for separating desired materials from particulate aggregates :
en
- CA408905A - Electron discharge device :
en
fr
- DE728455C - grenade :
de
en
- DE728405C - Coupling device for box germination drums :
de
en
- FR876966A - New azo dyes :
en
fr
- DE728271C - Device for separating steam in sprinkling evaporators :
de
en
- DE728374C - Drive device for electric flash welding machines with a direct current motor for driving the welding carriage :
de
en
- GB549533A - Improvements in or relating to calculating apparatus :
en
- DE728239C - Device for detinning tinplate waste, tin cans, etc. Like. By means of electrolysis :
de
en
- FR877140A - Vat dyes and method of their preparation :
en
fr
- US2303163A - Liquid level indicator :
en
- DE728331C - Photoelectric device for triggering switching processes :
de
en
- DE728368C - Brake linkage arrangement for three-axle steering racks for tram vehicles :
de
en
- DE728415C - Transmission of frequencies on high-frequency carrier waves by means of a frequency-modulated transmitter :
de
en
- US2302842A - Spring tooth harrow :
en
- US2302861A - Device for counting and rolling coins :
en
- US2302795A - Ship propulsion means :
en
- US2302822A - Lubricating system :
en
- US2302927A - Production of feed or feed supplements :
en
- DE728302C - Process for the production of leuco-sulfuric acid esters of the dibenzanthrone series :
de
en
- US2302858A - Valve seat reamer :
en
- DE728361C - Process for the preparation of d-lysergic acid-d-1-oxybutylamide- (2) :
de
en
- GB549592A - An improved container for projectile fuzes :
en
- US2303112A - Control system :
en
- FR877029A - Potato harvesting machine comprising a depositing device placed behind the coulter :
en
fr
- US2303120A - Glass chalkboard :
en
- FR877055A - Anti-slip device for ski :
en
fr
- FR877147A - Improvements in the manufacture of binders for foundry cores :
en
fr
- CA408883A - Cornstarch drying process :
en
fr
- FR876917A - Improvements to methods and devices for demodulating frequency-modulated oscillations :
en
fr
- US2302739A - Cigarette case or the like :
en
- US2302894A - Gyroscopic compass :
en
- DE728503C - Engine brake for motor vehicles :
de
en
- FR877046A - Parasite protectors for power lines :
en
fr
- AU338041A - Improvements relating to phase modulation ofa carrier frequency :
en
- DE728207C - Aircraft shock absorbers :
de
en
- FR876931A - Process for the separation of coal sludge :
en
fr
- FR877131A - Propeller regulator adjustment device :
en
fr
- US2302946A - Circular knitting machine of the axially opposed needle cylinder type :
en
- FR876927A - New aminotriazine resins and their applications :
en
fr
- GB549549A - Improvements in or relating to meteorological apparatus :
en
- FR877033A - Tool holder for lathes or similar devices :
en
fr
- FR877088A - Non-resinous condensation products :
en
fr
- US2302991A - Strainer :
en
- DE728402C - Arrangement of alcohol stoves provided with a shut-off and regulating valve for the fuel or the like. :
de
en
- FR877092A - Control devices device for air vehicles :
en
fr
- DE728369C - Minimum direction finder, the receiver of which can also be switched to other operating modes, in particular target flight :
de
en
- USD134403S - Design for a combined counter and
rule :
en
- USD134405S - Mask for stuffed toys or similar article :
en
- US2302954A - Method of making bit brace sweeps or frames :
en
- DE728318C - Meat grinder with automatic meat feed :
de
en
- DE728224C - Process for the preparation of derivatives of the condensation products from high molecular weight protein breakdown products and higher molecular weight saturated or unsaturated fatty acids :
de
en
- DE728466C - Process for the preparation of alcohols of the acetylene series :
de
en
- DE728480C - Device for protecting high-frequency power lines against overvoltages :
de
en
- US2302790A - Method of and apparatus for producing glass yarn :
en
- US2303097A - Luminous artificial bait :
en
- DE728440C - Central lens shutter with additional flash unit :
de
en
- GB549503A - Improvements in and relating to the manufacture of dynamo-electric machines :
en
- FR876975A - Improvements made to engine linkages :
en
fr
- US2302759A - Guard :
en
- DE728330C - Arrangement for remote control systems :
de
en
- FR877090A - Washing product :
en
fr
- US2302677A - Bottle holder :
en
- US2303292A - Sheet metal sink and the like :
en
- US2302853A - Speed change gear unit :
en
- US2303203A - Carpet :
en
- DE728214C - Method and device for cooling gun barrels :
de
en
- GB549601A - Improvements in or relating to carburettors for internal combustion engines :
en
- US2302726A - Sanitary hair-combing device :
en
- US2302857A - Drawing compound applicator :
en
- US2303158A - Lid lock for casket boxes :
en
- US2303030A - Lap truing machine :
en
- DE728336C - Press casting machine that works with piston pressure for processing metals :
de
en
- US2303064A - Process for simultaneously dephosphorizing and deoxidizing steel :
en
- US2302914A - Wind musical instrument :
en
- US2303145A - Engine valve :
en
- GB549560A - Improvements in transmission dynamometers :
en
- GB549582A - A method of de-sulphurizing beverages :
en
- US2302866A - Amplifier circuits :
en
- FR877002A - Improvements to fittings :
en
fr
- GB549463A - Improvements in the production of photographic images :
en
- DE728200C - Steering device for sowing machines :
de
en
- DE728479C - Adjustment device, especially for tuning means of radio systems :
de
en
- DE728269C - Scraper promotion for chamber construction :
de
en
- DE728423C - Ion discharge tubes with a separate mercury supply connected to the actual discharge space via a separator :
de
en
- FR876948A - Method and device for engaging gear changes, in particular for motor cars :
en
fr
- DK60367C - Procedure for the manufacture of valve housings. :
da
en
- FR877061A - V-belt and method for its manufacture :
en
fr
- GB549493A - Improvements in or relating to methods of and means for assembling parts of shoes :
en
- FR876988A - Device for protecting water pipes, meters, etc., against bursting under the action of frost :
en
fr
- CA408842A - Duplicating machine moistener :
en
fr
- GB549487A - Method and apparatus for the manufacture of phosphoric acid :
en
- US2302680A - Engine starting apparatus :
en
- US2302750A - Means for use in shaping shoe uppers :
en
- US2302997A - Fireman's utility belt and attachment therefor :
en
- US2302961A - Automatic sawing machine :
en
- GB549484A - Improvements in or relating to thermionic valve circuits :
en
- DE726848C - Control for the pressure medium of a switching device :
de
en
- US2302673A - Heasuring and indicating apparatus :
en
- GB549544A - Improvements in composite colour photography :
en
- US2302868A - Splint :
en
- US2303217A - Indicator :
en
- GB549513A - Manufacture of a new cardiac glycoside :
en
- AU355341A - Detected frequency modulated wave amplifier :
en
- US2303249A - Grain cleaning mechanism :
en
- US2302879A - Manure spreader drive mechanism :
en
- US2303174A - Photoelectric tube :
en
- DE728291C - Insulating lamella for commutator :
de
en
- FR876999A - Engine cylinder heads improvements :
en
fr
- GB549599A - Improvements in or relating to exhaust silencers for internal combustion engines :
en
- GB549600A - An appliance for use in stropping safety razor blades :
en
- FR876909A - Starter heater for engines :
en
fr
- FR876951A - Device intended to automatically shut off gasoline, in the event of fire in automobiles, airplanes, boats, pipelines, pipeline, flammable liquid tanks :
en
fr
- FR877069A - Manufacturing process of selenium rectifiers :
en
fr
- DE728452C - Ruling device for drawing several parallel lines at the same time :
de
en
- DK60362C - Procedure for the Preparation of Solutions or Plastic Masses of Polyamides. :
da
en
- GB549456A - Sprinkler :
en
- FR877105A - Threading device with instant release of the drive lever for lathes, revolver lathes and other machine tools :
en
fr
- FR877106A - Sugar coloring process :
en
fr
- DE698027C - Box-shaped support plate made of thin sheet metal :
de
en
- DE728529C - Device for the independent regulation of the movements of malt turner, especially in germination boxes :
de
en
- US2303027A - Refrigerator latch :
en
- US2303165A - Discharge lamp apparatus :
en
- FR877134A - Thread tension regulator for reels, winders, bobbins and similar devices :
en
fr
- US2302869A - Tool holder :
en
- USD134390S - Design fob a table :
en
- FR877108A - Process for improving the baking qualities of flour, in particular wheat flour and products obtained by this process :
en
fr
- DE728383C - Zero setting or Total pulling device :
de
en
- FR877006A - Hydrocarbon refining and purification process :
en
fr
- FR877007A - Oven for drying the lids of metal cans after painting or any other similar article :
en
fr
- FR877144A - Cover for propeller hubs :
en
fr
- FR876984A - Apparatus for dusting gases by filtration :
en
fr
- DE728523C - Clamp socket for Zereisenstifte on iron gas lighter :
de
en
- GB549523A - Improvements in or relating to engine governing means :
en
- USD134423S - Decorative paper or similar article :
en
- US2303166A - Electron discharge device :
en
- US2303253A - Dispensing carton with hinged cover :
en
- FR876934A - Articulated sole of wood or any other similar material :
en
fr
- FR876985A - Bicycle with arrangements of components allowing the adaptation of a fairing protecting the driver from bad weather :
en
fr
- GB549480A - Improvements in mobile apparatus for receiving radio signals :
en
- CA408792A - Closure cap manufacturing machine :
en
fr
- US2302862A - Filling feeler for looms :
en
- FR876904A - Spinning of overripe viscose with the use of spinning funnels :
en
fr
- FR877019A - Application, for brightening, of halogenated derivatives of naphthalene and new industrial products resulting therefrom :
en
fr
- FR877097A - Photoelectric light meter with semiconductor resistance :
en
fr
- US2302864A - Pump :
en
- GB549508A - Device for the suspension of books :
en
- GB549581A - Improvements relating to elevators and like agricultural machines :
en
- DE728197C - Device for rolling in hard currency :
de
en
- US2303273A - Pencil :
en
- USD134395S - Design foe tube shears :
en
- US2302718A - Pigment and method of preparing same :
en
- US2302734A - Blowpipe nozzle :
en
- DE725179C - Shaft, axle, bolt, etc. Like. With socket attached to it :
de
en
- FR877148A - Improvements to distillation and cracking processes and apparatus, especially wood tars :
en
fr
- GB549512A - Manufacture of surface active materials :
en
- US2303169A - Control system :
en
- FR876962A - Process for the production of iron oxides :
en
fr
- US2302662A - Domestic appliance :
en
- GB549499A - Improvements in electrical oscillators comprising thermionic valves :
en
- US2302805A - Composition for mothproofing :
en
- FR876974A - Safety device for overhead cranes and gantries :
en
fr
- US2303113A - Reflector :
en
- CA408821A - Tuning unit for choke-coils :
en
fr
- US2303100A - Sculling oar :
en
- US2302880A - Stove construction :
en
- US2303024A - Beam compass :
en
- CA408847A - Pulse separating circuit arrangement :
en
fr
- CA408897A - Printing telegraph apparatus :
en
fr
- US2302705A - Homogenizer :
en
- US2302796A - Heater :
en
- CA408814A - Radio remote tuning arrangement :
en
fr
- FR877079A - Device for recovering and restoring the force infused by velocipedes on descents :
en
fr
- USD134421S - Design for a chime signal :
en
- CA408881A - Glycerol fermentation process :
en
fr
- US2303102A - Heater :
en
- US2303236A - Emulsion :
en
- FR876979A - Improvements to gasifiers :
en
fr
- FR877051A - Soft, non-deformable collar or false collar :
en
fr
- US2302924A - Method and apparatus for automatic control :
en
- US2303193A - Alloy :
en
- US2302741A - Method of making pulls for slide fasteners :
en
- DE728205C - Use of a known resonance vibration system as a display device for the image frequency :
de
en
- DE728422C - Electric light tubes filled exclusively with noble gases with a luminophore layer made of zinc silicate attached to the inside of the tube :
de
en
- CA408863A - Hydraulic system and control :
en
fr
- CA408795A - Dry pipe valve :
en
fr
- US2303282A - Bottle cover :
en
- DE728446C - Elastic tension spring, in particular for motor vehicles :
de
en
- DE728495C - Potato harvester with several throwing wheels to be attached to the tractor :
de
en
- DE728484C - Process for the production of ester-like clusters of azo dyes :
de
en
- US2302865A - Pump :
en
- US2303218A - Housing for current and voltage regulators :
en
- US2302921A - Dressing tool :
en
- US2302908A - Method of drying thread or the like :
en
- US2303098A - Refrigerated display case trayholding means :
en
- US2302988A - Brick and process of manufacturing same :
en
- GB549491A - Transporting and dumping containers :
en
- CA408764A - Washing machine :
en
fr
- DE728451C - Device for sharpening angular workpieces :
de
en
- CA408770A - Drilling tool resurfacing device :
en
fr
- FR877023A - Improvements to individual heaters :
en
fr
- GB549589A - Mechanical loader apparatus suitable for use in the coal mining industry :
en
- FR876926A - Improvements to electric welding machines :
en
fr
- FR876989A - Manufacture of soles for shoes :
en
fr
- GB549556A - Pile-fabric sewing machine :
en
- DE728219C - Process for the production of wood concrete :
de
en
- US2302733A - Compounds of the dibenzanthrone series :
en
- US2303259A - Side frame :
en
- DE728525C - Flashing ignition device for gas-heated devices :
de
en
- FR877066A - Manufacturing process of selenium rectifiers :
en
fr
- CA408793A - Friction clutch :
en
fr
- DE728437C - Process for changing the grinding pressure on comminuting and grinding devices :
de
en
- DE728169C - Ironing machine with ironing shoe and ironing roller :
de
en
- GB549568A - Improvements in or relating to typographical composing machines :
en
- CA408857A - Resilient tire :
en
fr
- US2302663A - Poppet valve :
en
- US2302666A - Transporting and dumping device :
en
- US2302825A - Fortification and decarbonizing of sulphuric acid :
en
- US2303108A - Cable ring or hanger :
en
- US2302981A - Method for the manufacture of aluminum to be used for aluminothermic purposes :
en
- GB549521A - Improvements in undergarments for females :
en
- US2303015A - Emergency conference circuit :
en
- US2302896A - Grounding mechanism for magnetos :
en
- US2303306A - Process for the manufacture of titanium dioxide :
en
- CA408846A - Television system :
en
fr
- US2303144A - Tape :
en
- US2303301A - Window screen :
en
- US2302735A - Garment construction :
en
- US2302943A - Attachment for vises :
en
- US2302784A - Tobacco package :
en
- USD134442S - Design for a robe :
en
- FR876922A - Improvements to magnetic suspension devices :
en
fr
- CA408908A - Power transmitting mechanism :
en
fr
- DE728262C - Lighting equipment on bicycles :
de
en
- DE1525759U - :
de
en
- DE728251C - Film reel with full core :
de
en
- DE728431C - Metal mold :
de
en
- FR876977A - Elastic tire for wheels :
en
fr
- FR877091A - Trisazo dyes and their manufacturing process :
en
fr
- FR877073A - Device for determining the damaged phase in networks rigidly connected to earth :
en
fr
- US2302760A - Wood stain solvent :
en
- US2302771A - Card rack :
en
- DE728435C - Equipment board for multi-engine aircraft :
de
en
- US2302704A - Feed control device for writing machines :
en
- DE728521C - Oxygen return valve :
de
en
- FR876959A - Multi-phase rectifier installations :
en
fr
- US2303239A - Knitted fabric :
en
- US2302963A - Toy gun :
en
- US2302994A - Method of continuously hydrofining fatty acid esters :
en
- DE728264C - Control of the longitudinal feed of the camshaft carrier from cam to cam on camshaft grinding machines :
de
en
- FR877056A - Electric dust collector :
en
fr
- US2302892A - Method of making spring packing :
en
- US2303211A - Wringer guard :
en
- US2303297A - Take-up and let-off release mechanism :
en
- FR876954A - Novel synthetic resins and their manufacturing processes :
en
fr
- FR876916A - Device for releasing axles blocked by braking in rail vehicles :
en
fr
- GB549591A - Improvements relating to oil coolers :
en
- US2303255A - Brake for dual wheels :
en
- DE728511C - An outer tiled housing and an inner tiled stove, which is separated from it by air circulation ducts and made up of refractory plates :
de
en
- FR877000A - Method and devices for artificial respiration using in particular the reciprocating starting and stopping of the electric motor of a rotary air decompressor :
en
fr
- GB549461A - Improvements in or relating to the construction of armoured fighting vehicles :
en
- GB549561A - Improvements in the manufacture of electric insulating materials :
en
- DE728453C - Method of making shoes with wooden soles :
de
en
- DE728555C - Rocker arm mounting for internal combustion engines :
de
en
- DE728565C - Back cover tumbler on roll film cameras :
de
en
- DE728390C - Friction clutch :
de
en
- FR876901A - Improvements to combined flocculation and sedimentation devices :
en
fr
- DE728287C - Send arrangement to achieve course lines :
de
en
- US2302753A - Printing of ester salts of leuco :
en
- CA408784A - Check valve :
en
fr
- DE728320C - Fastening of the fore-end, which is arranged separately from the piston as a special part on the housing or barrel of firearms :
de
en
- GB549511A - Improvements relating to leakage indicators for alternating electric current circuits :
en
- US2302891A - Track instrument :
en
- US2303068A - Lubricant and preparation thereof :
en
- GB549455A - Improvements in and relating to master cylinders for liquid pressure control systems :
en
- US2303233A - Resilient suspension :
en
- GB549586A - Improvements relating to the protection of structural members against fire :
en
- US2302817A - Improvement in printing plates :
en
- US2303262A - Apparatus for processing oils :
en
- AU116146B2 - Improved wood spindle cutting machine :
en
- CA408873A - Amino acid product :
en
fr
- FR876963A - Additional control device for motor vehicle transmission mechanisms :
en
fr
- GB549527A - Improvements in or relating to fuel injection apparatus :
en
- FR876971A - Improvements to self-blowing electric switches :
en
fr
- DE728439C - Fermentation and rearing methods :
de
en
- GB549464A - Improvements relating to hydraulic vehicle brake operating means :
en
- DE728404C - Support frame that can be pushed forward against the mining shock for the hanging wall when mining coal or other minerals in civil engineering :
de
en
- CA408807A - Dynamo-electric machine :
en
fr
- CA408780A - Mower attachment for tractors :
en
fr
- US2302700A - Storage device for a temporary unwinding of a portion of the warp from the beam on warping or beaming machines :
en
- AU353241A - An improved doorlock :
en
- US2303263A - Electromagnetic motive means :
en
- CA408758A - Electric motor apparatus :
en
fr
- AU115378B2 - Improvements in or relating to the manufacture of coated articles :
en
- US2302937A - Safety razor blade sharpener :
en
- AU116134B2 - Improvements in or relating to haemostatic or styptic preparations :
en
- US2302698A - Multiple tissue carrier :
en
- AU360841A - Improved wood spindle cutting machine :
en
- US2302874A - Short wave dosimeter :
en
- CA408913A - Sand moisture determining apparatus :
en
fr
- DE728332C - Electron tubes in which an auxiliary grid is provided for spatial subdivision of the electron flow perpendicular to the discharge path and in which there is at least one grid arranged in this part of the discharge path and of the same symmetry as the subdivided electron flow :
de
en
- DK60364C - Ignition engine. :
da
en
- US2303029A - Control device :
en
- US2302772A - Rivet and riveted structure :
en
- DE728254C - Self-priming circulation pump for pumping liquids or gases :
de
en
- FR877113A - Control system of an electric generator, in particular a direct current generator :
en
fr
- GB549574A - Improvements in or relating to yarn winding and apparatus therefor :
en
- US2303148A - Nut fastened installations :
en
- US2302716A - Seed sower :
en
- FR877138A - equipment for adjusting refrigeration machines :
en
fr
- FR876980A - Elastic metal casing for pneumatic wheel tires or inner tubes :
en
fr
- US2302886A - Means for molding glass articles :
en
- US2302778A - Process for matting textiles :
en
- US2303066A - Coil receptacle for electromagnetically operated valves :
en
- US2303014A - Multiple skirt hanger :
en
- US2303050A - Stablization and protection of hydrocarbon compositions :
en
- US2303162A - Apparatus for measuring thixotropy :
en
- GB549541A - Improvements in and relating to hand pumps for spraying liquids :
en
- US2302843A - Maternity girdle :
en
- USD134399S - Design for a bicycle crank :
en
- DE728471C - Loudspeaker arrangement for the transmission of stereo-acoustic performances :
de
en
- US2303238A - Method for producing blocks of licorice mass :
en
- DE728245C - Self cashier with a sliding coin pocket :
de
en
- DE728265C - Circulating elevator :
de
en
- US2302830A - Microscope test slide :
en
- CA408819A - Hc1 relay :
en
fr
- CA408890A - Air conditioning system :
en
fr
- DK60365C - Cylinder cooling device for air-cooled Engines. :
da
en
- FR876905A - Torsion spring :
en
fr
- DE728356C - Process for the extrusion of pipes :
de
en
- GB549577A - Improvements in or relating to the lasting of moccasins :
en
- FR877099A - Device comprising a directly heated cathode, intended in particular for cathode ray tubes :
en
fr
- GB549449A - Improvements in high frequency core materials and cores and process for making said materials :
en
- US2303008A - Machine for grinding threads :
en
- US2303210A - Electrolysis of sugars :
en
- US2303231A - Dry rectifier :
en
- GB549559A - Improvements in and relating to relief valves for compressed air apparatus :
en
- FR877022A - Storage heater :
en
fr
- GB549557A - An improved method of and means for covering the exposed surfaces of cast metal goods :
en
- GB549517A - Improvements in or relating to fluid-pressure actuating diaphragms :
en
- DE728323C - Production of caustic soda and soda via fluorosodium :
de
en
- US2303036A - Seat construction :
en
- US2302762A - Isothioureas and process for making them :
en
- US2303288A - Plastic casting machine :
en
- DE728275C - Electrolytic production of alkali chlorates or bromates :
de
en
- US2302893A - Variable inductance arrangement :
en
- US2303088A - Apparatus for coating pipes and the like :
en
- US2303265A - Method for the determination of the content of isobutane in a mixture comprising essentially isobutane and nu-butane :
en
- US2302732A - Sound recording and reproducing mechanism :
en
- US2302930A - Valve diaphragm :
en
- DE728441C - Device for the projection of images by means of optical compensation :
de
en
- FR877044A - Tire for road vehicles :
en
fr
- DE727088C - Locking device with articulated lever for metal windows :
de
en
- GB549529A - Calculator respecting water streams used for fire fighting or other purposes :
en
- FR876987A - Improvements to automatic locks for maneuvering and locking of rail track switches :
en
fr
- GB549558A - Improvements in excavating or like machines :
en
- US2303058A - Contour forming machine :
en
- US2303222A - Onion cleaner and grader machine :
en
- US2303062A - Molding apparatus :
en
- USD134413S - Design for an ophthalmic mounting :
en
- US2302982A - Magnetic switch for traffic detectors :
en
- US2302900A - Power supply for electron microscopes :
en
- US2303123A - Method of handling articles :
en
- US2302711A - Coated abrasives :
en
- US2302995A - Wobble plate structure :
en
- CA408917A - Parachute cord assembly :
en
fr
- DE728244C - Procedure for determining moisture :
de
en
- DE728371C - Electrical high-voltage switch set up on a railroad car :
de
en
- GB549475A - Improvements in and relating to display containers and supports for bottles and the like :
en
- FR877050A - Manufacturing process for yarns, fibers, ribbons, etc. artificial, with special properties :
en
fr
- DE728195C - Moisture meter for tape-shaped, constantly moving goods :
de
en
- USD134441S - Design for a dress :
en
- CA408877A - Industrial waste solid recovery :
en
fr
- US2302809A - Egg washer :
en
- US2302959A - Piston ring :
en
- US2303192A - Composition and method :
en
- US2303079A - Stepladder :
en
- USD134411S - Desk thermometer or similar article :
en
- DE690163C - Jaw crusher :
de
en
- DE728417C - Arrangement for cascade-like amplification of electrical vibrations :
de
en
- FR876998A - Concrete floor or similar set and elements for its construction :
en
fr
- GB549452A - Treatment of synthetic linear polymer filaments and like structures to improved their impact strength and other properties :
en
- US2302714A - Transmission and controller :
en
- US2302934A - Model blood cell :
en
- FR877013A - Improvement in the assembly of carburetors :
en
fr
- FR877040A - Anthraquinone series vat dyes and their preparation process :
en
fr
- US2302889A - Voltage regulator :
en
- CA408769A - Tree insect controlling method :
en
fr
- AU39941A - Improvements in or relating tothe manufacture of laminated fabrics :
en
- CA408759A - Cigarette extinguisher :
en
fr
- US2302779A - Process of matting textile materials :
en
- US2303266A - Method of making axle housings :
en
- CA408844A - Electric circuit protective device :
en
fr
- AU116149B2 - Improvements relating tothe treatment of wheat, rye andother cereals and their milling products :
en
- US2303080A - Device for current control and discharge of transient overvoltages :
en
- US2303256A - Grease and process of making same :
en
- US2302932A - Calculating machine :
en
- US2303057A - Method and means for making neckties :
en
- FR877100A - Direct heating cathode intended in particular for cathode ray tubes :
en
fr
- CA408763A - Washing machine :
en
fr
- AU182541A - Improvements in or relating to the manufacture of coated articles :
en
- CA408761A - Rubber heel :
en
fr
- CA408775A - Hollow tile :
en
fr
- FR877112A - Device for cutting endless strips of artificial fibers and transforming them into strands that can be stretched :
en
fr
- GB549583A - Improvements in or relating to gas or vapour detectors for use in mines or other places :
en
- AU116151B2 - Demodulation circuits :
en
- AU652842A - An improved process of ore concentration :
en
- CA408829A - Horn device :
en
fr
- US2303132A - Method of heat treating metallic pipes and tubes :
en
- DE728217C - Process for the production of hydrocarbons :
de
en
- CA408789A - Metal casting apparatus :
en
fr
- US2303071A - Draw works :
en
- US2303069A - Composition containing iso-olefin polymers :
en
- US2302658A - Crawler tractor driving means :
en
- US2303091A - Wall construction :
en
- USD134448S - Design for an embroidered lace
trimming or similar article :
en
- US2302799A - Liquid distributing device :
en
- DE728328C - Device for automatic bandwidth control of band filters in receivers :
de
en
- US2302709A - Assembling machine :
en
- US2303200A - Threshing mechanism :
en
- DE728540C - Switching device for alternating current :
de
en
- US2302940A - Connecting rod safety appliance for switches :
en
- DE728406C - Flat view card index :
de
en
- FR876902A - New method of manufacturing and assembling shutters with vertical wooden slats to the exclusion of any other material :
en
fr
- CA408771A - Braze weld :
en
fr
- US2302708A - Treatment of lubricating oils :
en
- US2303060A - Foundation garment :
en
- US2303075A - Catalytic hydrogenation process :
en
- FR877014A - Charcoal oven :
en
fr
- FR877045A - Improvements in the production of high temperature resistant articles :
en
fr
- DE728438C - Thread tensioning device for sewing machines :
de
en
- US2303107A - Multistage catalytic conversion of hydrocarbons :
en
- GB549595A - Improvements in gas blast electric circuit breakers :
en
- DE728473C - A receiver containing a multi-stage low frequency amplifier with automatic fading control and automatic control of the passage of high audio frequencies :
de
en
- FR877130A - Automatic cane maker :
en
fr
- US2303133A - Supervision of electric systems :
en
- FR876911A - Retort furnace with regenerator for the production of coke and gas, with lean gas heating :
en
fr
- GB549526A - Improvements in or relating to machinery furnished with toothed gearing :
en
- GB549448A - Improvements in catalytic reactions :
en
- DE728518C - Device for applying identification information to photographic recordings, in particular small picture recordings, of fluorescent screen images generated with the aid of X-rays :
de
en
- US2303021A - Preserving perishable foods :
en
- DE728472C - Four-wire carrier frequency system :
de
en
- US2302669A - Printing plate :
en
- DE728399C - Rivet cutter :
de
en
- US2303300A - Method and apparatus for shaping stock :
en
- US2302826A - Soot blower :
en
- US2303007A - Gauge :
en
- US2303164A - Pneumatic tire :
en
- US2303053A - Separable fastener :
en
- US2302758A - Article assembling apparatus :
en
- US2302782A - Display rack :
en
- US2303031A - Coupling :
en
- US2302745A - Heating system control :
en
- US2303033A - Dump truck body :
en
- DE728299C - Electric high voltage boiler :
de
en
- DE728341C - Regulation of the feed water temperature for a forced-flow pipe steam generator :
de
en
- FR877135A - Method of automatic adjustment of the supply of respiratory air and of the heating of the pressure chambers in airplanes navigating at high altitude, and regulator allowing its implementation :
en
fr
- US2302808A - Electric heater :
en
- FR877004A - Paint refinements :
en
fr
- GB549459A - Improvements in or relating to variable permeability tuning systems :
en
- DE728385C - Roller harrow :
de
en
- DE728394C - lock :
de
en
- US2302915A - Grinding machine :
en
- GB549465A - Improvements in carrier-signal receivers :
en
- DE727338C - Electrical discharge vessel :
de
en
- CA408892A - Electrical communication system :
en
fr
- US2302917A - Method and apparatus for making flat optical surfaces :
en
- US2302996A - Sampler for well drillings :
en
- US2303094A - Heating and cooling system :
en
- US2302670A - Accelerometer :
en
- DE728259C - Arrangement of inflatable emergency swim bags :
de
en
- DE728557C - bearings :
de
en
- GB549522A - Improvements in or relating to pile fabrics :
en
- DE699064C - Shell construction for aircraft fuselages :
de
en
- CA408880A - Tele-facsimile scanner :
en
fr
- USD134430S - Design for a fountain pen :
en
- CA408830A - Textile bobbin :
en
fr
- DE728429C - Electric double-point welding gun with a welding transformer built into each gun head :
de
en
- US2302816A - Planographic printing :
en
- US2302956A - Process for recovery of phosphoric acid :
en
- US2303212A - Soap composition :
en
- US2303157A - Heat exchange device :
en
- USD134432S - Design for a suit :
en
- CA408774A - Baking oven :
en
fr
- DE728258C - Telescopic tube-like aircraft adjustment strut with built-in electric motor and gear :
de
en
- DE728280C - One-room deep furnace for heat treatment, e.g. B. of steel blocks :
de
en
- USD134436S - Design fob a bottle carrier :
en
- US2302797A - Collar holder :
en
- DE728229C - Double-carbon pantograph :
de
en
- DE728335C - Process for the production of oil preparations in solid form :
de
en
- USD134422S - Design for a vacuum cleaner base :
en
- DE728273C - Device for deforming masses with a high water content :
de
en
- GB549486A - Improvements in or relating to electrical discharge devices and process of making the same :
en
- GB549497A - Improvements relating to the centrifugal moulding of concrete pipes and the like :
en
- FR877070A - Lacquers or binders for colors and their preparation process :
en
fr
- GB549545A - Improvements in or relating to measuring apparatus adapted to be governed by pressure changes in a gas-feeding apparatus :
en
- DE728420C - Separators for galvanic elements, especially electrical collectors :
de
en
- FR877082A - Cradle for transportable heavy artillery pieces :
en
fr
- DE728225C - Device for automatic regulation of the overheating temperature in steam boilers :
de
en
- US2303284A - Abrasive grain :
en
- DE728362C - Foundry for semicircular stereotype plates with a cooled core :
de
en
- FR876986A - Clicking clamshell :
en
fr
- US2302756A - Apparatus fob dispensing liquib :
en
- US2302845A - Shuttlecock :
en
- US2303020A - Fair-lead construction :
en
- FR877102A - Double glass window enhancements :
en
fr
- GB549466A - Improvements in, and relating to, safety razors :
en
- US2303248A - Handy pocketbook cover :
en
- DK60366C - Oil cooler device for air-cooled Engines with Cylinders in V-Shape. :
da
en
- GB549567A - Improvements in and relating to electric transformers :
en
- GB549520A - Improvements in and relating to building or constructional units :
en
- BE448141A - :
en
- CA408914A - Fuel feeding system :
en
fr
- DE728478C - Device for the simultaneous direction finding of several wireless transmitters which can be distinguished from one another by different modulation frequencies :
de
en
- GB549478A - Improvements in or relating to moulds :
en
- DE728476C - Goniometer for direction finding purposes :
de
en
- FR876928A - Apparatus for testing and exercising the ability to stereoscopic vision :
en
fr
- US2303186A - Stacking mechanism :
en
- US2302792A - Apparatus for use in the manufacture of rayon :
en
- FR876994A - Improvements to steam generators :
en
fr
- FR877150A - Method and devices for activating and deactivating springs or similarly functioning elements :
en
fr
- CA408860A - Smokeless powder :
en
fr
- CA408798A - Electric tool :
en
fr
- CA408884A - Television receiver :
en
fr
- AU361841A - Improvements in or relating to benches for machinists and for other purposes :
en
- US2302837A - Stain :
en
- US2303010A - Dial scale attachment :
en
- CA408768A - Filament production :
en
fr
- CA408797A - Typewriter :
en
fr
- DE728233C - Manufacture of chromium oxide green :
de
en
- DE728293C - Start-up monitoring for AC machines with commutator, especially asynchronous starting three-phase DC single-armature converters :
de
en
- DE728396C - Press tub for shoe glue presses with adjustable press tub part :
de
en
- FR876939A - Framed painting, relief effect :
en
fr
- DE728432C - Attachment of the back protection bracket for risers on chimneys or the like :
de
en
- DE728398C - Waste sink :
de
en
- DE728284C - Arrangement for earth fault compensation for two or more systems with cross compensation :
de
en
- DE728363C - Humidifier for offset machines :
de
en
- CA408812A - Dye image contrast lowering method :
en
fr
- CA408898A - Printing telegraph apparatus :
en
fr
- US2302702A - Bulldozer attachment :
en
- US2303004A - Shoulder strap :
en
- GB549555A - Improvements in or relating to tabulating machines :
en
- FR876932A - Improvements to electrical measuring devices :
en
fr
- FR876940A - Improvements to surge protection devices :
en
fr
- GB549494A - Improvements in and relating to repeatedly ignitable rods :
en
- DE728539C - Switching arrangement for determining a course line at the receiving end :
de
en
- FR877103A - Weaving of short materials :
en
fr
- US2302973A - Machine for shredding corn stalks and root crowns :
en
- CA408803A - Oven type toaster :
en
fr
- FR877123A - Improvements to gas discharge lamps :
en
fr
- US2303225A - Screw and washer assembly machine :
en
- US2303232A - Shaft seal :
en
- DE728461C - Liquid fuel torch :
de
en
- FR876937A - Sprayer for pest control :
en
fr
- DE728215C - Control for aircraft guns for shooting through the area of the propeller :
de
en
- DE728353C - Method for operating nut coal setting machines :
de
en
- AU408542A - Improvements in or relating to haemostatic or styptic preparations :
en
- DE728277C - Device for controlling the reciprocating pregrippers of a two-turn high-speed press :
de
en
- DE728515C - Automatic calculating machine :
de
en
- US2302768A - Machine for operating upon soles :
en
- FR877047A - Freewheel snap-in, especially for bicycle hubs :
en
fr
- FR877072A - Further development of pendulum suspension screens :
en
fr
- US2303187A - Method of adjusting the length of structural members :
en
- FR877139A - Process for improving the color fastness of rayon from cellulose esters :
en
fr
- GB549477A - Improvements in and relating to coin-operated franking and other value printing machines :
en
- US2303013A - Device for stripping frozen confections from spur plates :
en
- US2303067A - Container :
en
- USD134407S - Design fok a badge or the like :
en
- DE728223C - Process for the production of organic sulfur compounds :
de
en
- FR877094A - Device for the manufacture of rolled products, such as plates or sheets :
en
fr
- GB549505A - Improvements in or relating to joint constructions and particularly tie rod joint constructions :
en
- DE728158C - Table and margin setting device for writing office machines :
de
en
- DE728458C - Hand mold for the production of pressed bodies :
de
en
- DE728281C - Radiation protection for terminals in high voltage systems :
de
en
- DE728324C - Process for the preparation of a 4-oxy-3-acylaminophenylarsinic acid :
de
en
- DE728343C - Relay arrangement for regulating alternating current quantities :
de
en
- US2303140A - Bag filling and weighing machine :
en
- USD134389S - Design for a table :
en
- US2302710A - Safety device :
en
- US2302912A - Method of making slide fasteners :
en
- USD134440S - Design for a dress :
en
- USRE22225E - Tkactor drawn implement :
en
- FR877009A - Method of regulating ovens and apparatus for its implementation :
en
fr
- US2303095A - Garment supporting and display device :
en
- FR877110A - Tarpaulins for completely or partially covering vehicles of all kinds :
en
fr
- GB549597A - An improved method of making abernethy, digestive and tea biscuits :
en
- US2303022A - Slotted heel and sole construction :
en
- US2303298A - Packaging filling yarn :
en
- US2302841A - Method and apparatus for roasting mercury ores and the like :
en
- US2302965A - Thread cutter and holder :
en
- CA408820A - Brake mechanism :
en
fr
- US2302885A - Hydrohalides of substituted isothio-ureas and a process of preparing them :
en
- US2303201A - Clutch :
en
- FR877086A - Plaster :
en
fr
- FR876958A - Brick and how to use it :
en
fr
- US2302731A - Sheet metal treating machine :
en
- US2302819A - N,n'-polymethylene-bis-omicron-hydroxy-benzamide-modified polyamides :
en
- US2302936A - Method of bleaching textile :
en
- US2303290A - Method of coating glass envelopes :
en
- US2303084A - Automatic display device for phonographs :
en
- CA408907A - Mowing machine :
en
fr
- DE728310C - Schaelaxt :
de
en
- US2303171A - Moistening device :
en
- US2303016A - Impulse counting circuit :
en
- US2303026A - Power transmission system :
en
- FR877078A - Photographic camera with electric light meter mounted in the camera :
en
fr
- FR877083A - Reminder strike for cremone bolt :
en
fr
- DK60353C - Remote Control Coupling for Remote Cables with Carrier Frequency End Coupling. :
da
en
- DE728263C - Adjustable jaw grinding tool :
de
en
- DE728370C - Electric communication device with push button setting :
de
en
- US2303085A - Device for removing samples from fluid streams :
en
- DE728468C - Pantographs for electric vehicles :
de
en
- US2302754A - Tire-vulcanizing apparatus :
en
- US2302925A - Wing unit for aircraft :
en
- USD134404S - Design foe a stuffed toy or sevdxar
article :
en
- US2303185A - Moistening device :
en
- USD134426S - Mcdonnell, jr
pursuit airplane :
en
- DE728460C - Method and device for the group-wise exchange of coils on gates :
de
en
- FR877017A - Process for manufacturing asbestos yarn using short asbestos fibers :
en
fr
- FR877129A - Process for the preparation of nu-sulfonyl- or nu-nu'disulfonyl-ureas :
en
fr
- CA408887A - Building material :
en
fr
- CA408915A - Gathering and ploughing apparatus :
en
fr
- US2303099A - Plotting instrument :
en
- AU367341A - Improvements relating tothe treatment of wheat, rye andother cereals and their milling products :
en
- US2302681A - Engine control apparatus :
en
- US2302743A - Plasticizer and plastic composition :
en
- US2303000A - Cooling apparatus :
en
- US2302888A - Manufacture of maleic anhydride :
en
- DE728355C - Push-off device for metal band coils wound on a folding drum :
de
en
- CA408762A - Hair waving apparatus :
en
fr
- US2302906A - Governor :
en
- US2302911A - Apparatus for making separable fasteners :
en
- CA408858A - Resilient tire :
en
fr
- DE728250C - Device for transferring glue :
de
en
- DE728319C - Collapsible shaver :
de
en
- CA408845A - Cathode ray tube circuit :
en
fr
- DE728241C - Light control unit for pure tone recording :
de
en
- CA408810A - High frequency amplifying system :
en
fr
- US2303023A - Process for producing improved asphalts :
en
- US2303175A - Throttling device :
en
- CA408879A - Tele-facsimile apparatus :
en
fr
- GB549470A - Improvements in electric protective arrangements :
en
- US2303072A - Station platform for toy railroads :
en
- CA408804A - Luminescent material :
en
fr
- CA408853A - Cereal explosive treatment :
en
fr
- DK60356C - Discharge tubes with small dimensions, especially for ultra-short and decimeter waves. :
da
en
- IE16437L - Ventilators :
en
- CA408757A - Dimension and form gauge :
en
fr
- CA408918A - Grip-and-release device :
en
fr
- CA408811A - Electric translating circuit :
en
fr
- US2302814A - Device for use in the treatment of rayon :
en
- US2302747A - Pump or compressor of the liquid ring type :
en
- US2302838A - Press motor controls :
en
- AU116130B2 - Device for counting and measuring short electrical impulses :
en
- AU209041A - Improvements in or relating to methods of preparing fur for felting and aqueous carroting solutions for use in such methods :
en
- US2303115A - Self-synchronizing system :
en
- US2302744A - Spindle control for machine tools :
en
- US2302752A - Manufacture of cellulose derivatives :
en
- US2302828A - Antirachitics :
en
- CA408801A - Luminescent material :
en
fr
- DE728238C - Method and device for the homogeneous inner lining of pipes :
de
en
- DE728306C - Process for the production of synthetic fibers that can be dyed with wool and chrome dyes :
de
en
- US2303056A - Ground circuit testing device :
en
- US2303142A - Lubricating mixtures for cold reducing mills :
en
- US2303302A - Knife :
en
- US2303009A - Lead holder :
en
- GB549594A - Piezoelectric crystal apparatus :
en
- USD134428S - Design for an inkstand :
en
- DE728485C - Process for the preparation of water-soluble monoazo dyes :
de
en
- USD134439S - Design for a dress :
en
- US2303305A - Preparation of titanium dioxide :
en
- US2303130A - Fluid discharge device :
en
- CA408840A - Duplicating means :
en
fr
- AU116143B2 - Heads for mounting thread-cutting tools :
en
- CA408852A - Differential driving gearing :
en
fr
- CA408906A - Metal forming apparatus :
en
fr
- US2302707A - Connecting device for electrical and pneumatic conduits :
en
- US2302975A - Electropneumatic work holder :
en
- AU325741A - Device for counting and measuring short electrical impulses :
en
- US2303177A - Polyvalent lactams :
en
- CA408767A - Slat bundling material :
en
fr
- DE726064C - Turnbuckle :
de
en
- DE728325C - Process for the production of unsaturated nitro compounds :
de
en
- FR876942A - wall indentation in non-spherical useful spaces and under eflective pressure of airplanes :
en
fr
- CA408862A - Printing machine sheet registering mechanism :
en
fr
- US2302987A - Temperature control system :
en
- US2303198A - Decoration :
en
- AU116127B2 - An improved doorlock :
en
- US2302706A - Ventilated insole combination :
en
- US2303261A - Lubricating system :
en
- CA408786A - Heat-enduring alloy steel :
en
fr
- CA408806A - Electric valve converting apparatus :
en
fr
- FR876903A - Oven to carbonize wood in isolation :
en
fr
- FR877032A - Alcohol treatment process, fuel :
en
fr
- US2303304A - Method of making zircon refractories :
en
- DE728549C - Sturdy weft knitted fabric :
de
en
- GB549500A - Improvements in electric protective arrangements of the earth leakage type :
en
- FR876946A - Process for the solubilization of casein :
en
fr
- GB549516A - Improvements relating to the refining of naphtha :
en
- CA408825A - Power circuit control system :
en
fr
- US2302859A - Overhead furnace :
en
- US2302875A - Golfer's glove :
en
- US2303196A - Apparatus for compensating for incorrect reproduction of color :
en
- AU116140B2 - Improvements in or relating tothe manufacture of laminated fabrics :
en
- GB549474A - Improved combined envelope and letter sheet :
en
- US2302968A - Magnesium base alloy :
en
- US2303125A - Double-walled glass unit :
en
- USD134424S - Design for a hearing aid apparatus
case :
en
- DE728447C - Brake surface arrangement in the running wheels of vehicles, especially aircraft :
de
en
- DE728413C - Device for writing business machines :
de
en
- CA408904A - Power transmission :
en
fr
- US2303041A - Brake :
en
- USD134416S - Design foe a shoe tree :
en
- US2303074A - Visible margin file :
en
- US2303093A - Internal combustion engine :
en
- US2302728A - Underfired regenerative coke oven :
en
- FR877136A - Lampholder in two parts and in molded insulating material for incandescent lamps :
en
fr
- GB549467A - Windshield cleaner :
en
- GB549476A - Improvements in or relating to cathode ray tubes having an electrostatic projection lens and devices comprising such tubes :
en
- GB549489A - Improvements in or relating to ultra-high-frequency receiving devices :
en
- GB549535A - Improvements in or relating to recording apparatus for statistical machines :
en
- GB549506A - Improvements relating to horizontal boring machines :
en
- FR877039A - Process for making lightweight building plates and other highly porous molded parts of wood wool and similar fibers :
en
fr
- US2303136A - Soluble oil :
en
- US2302664A - Chewing gum base and composition :
en
- US2302876A - Direct current supply system :
en
- DE728375C - Process for the production of Kuepen dyes of the dibenzanthrone series :
de
en
- FR876941A - Flame arresters with reaction effect for airplanes, and method of manufacturing the same :
en
fr
- US2302813A - Clamping device :
en
- CA408799A - Vitamin b1 concentrate :
en
fr
- DE728228C - Track vacancy detection device, especially for AC-powered railways :
de
en
- FR877122A - Electrical assembly intended for the generation of undistorted relaxation oscillations :
en
fr
- DE728314C - Device for automatic switching from zigzag overstitch to straight stitch on zigzag sewing machines :
de
en
- US2302993A - Evaporator :
en
- US2303258A - Reconditioning files :
en
- USD134406S - Jar for cosmetics :
en
- FR876973A - Ground fault protection device in self-blowing switches :
en
fr
- CA408894A - Printing telegraph apparatus :
en
fr
- DE728210C - Handbrake lever on trailers that can be moved in the direction of travel and is equipped with a pawl :
de
en
- DE728196C - Device for maintaining the same level of mechanical oscillation, especially in material testing machines :
de
en
- CA408876A - Journal box lid :
en
fr
- US2303207A - Base type range finder for medium ranges and short distances :
en
- FR876938A - Bentwood door handle :
en
fr
- GB549552A - Improvements in or relating to electromagnetic clutches :
en
- US2303128A - Gas burner control for domestic water heaters :
en
- DE728261C - Wheel fastening, especially for motor vehicles :
de
en
- DE728469C - Electric motor for vehicle drives :
de
en
- DE728226C - Method and device for automatic regulation of the circulating refrigerant quantity in refrigeration machines :
de
en
- US2302847A - Pumping apparatus :
en
- US2302881A - Pickup device :
en
- FR877075A - High voltage insulation for electric or similar machines :
en
fr
- FR876953A - Still image projector, with tilting lens holder :
en
fr
- DE728360C - Process for the preparation of a trisubstituted barbituric acid :
de
en
- CA408822A - Vibrating-contact motor :
en
fr
- US2302907A - Lubricating and sealing drain device :
en
- US2303005A - Nail heading machine :
en
- CA408872A - Amino acid product :
en
fr
- DE728514C - Galilean telescope :
de
en
- FR876913A - Mounting the cylinder and its parts independent of the valve rocker arm support bridge in the case of air-cooled internal combustion engines for motorcycles :
en
fr
- DE728231C - Cylinder coil with balancing winding :
de
en
- DE728283C - Small circuit breaker or fuse plug with screw contact :
de
en
- FR876933A - Process for the treatment of vegetables, cereals and other seeds :
en
fr
- GB549519A - High vacuum distillation apparatus :
en
- US2302675A - Self-tapping screw :
en
- US2303119A - Electrical switch :
en
- US2303299A - Ruling engine :
en
- FR876907A - Process for the preparation of amide compounds of pyridine-carboxylic acids :
en
fr
- DE728213C - Mortar :
de
en
- DE728376C - Process for the preparation of azine series nitro dyes :
de
en
- DE728459C - Device for packing spinning heads or the like in boxes with high side walls :
de
en
- FR877145A - Process for extracting coal or other minerals :
en
fr
- GB549579A - Pneumatic floats for aircraft :
en
- AU249141A - Heads for mounting thread-cutting tools :
en
- CA408787A - Friction element :
en
fr
- US2303051A - Fuel-coolant system :
en
- DE728381C - Process for the production of a wooden roof structure :
de
en
- US2302966A - Pump :
en
- US2302856A - Releasable joint for rotary well strings :
en
- DE728536C - Crystal filter with adjustable bandwidth :
de
en
- CA408865A - Closed tube forming apparatus :
en
fr
- US2303291A - Dynamoelectric machine :
en
- US2302736A - Window construction :
en
- US2302899A - Scarifier :
en
- US2303039A - Metal chair construction :
en
- DE728482C - Elastic chain drive with a slack for constantly changing vehicle axles, in particular railroad car axles, from which electrical generators or similar devices are driven :
de
en
- US2303153A - Carrier current controller :
en
- USD134408S - De waltoff :
en
- FR876923A - Chronocounter for measuring fluid flow rates :
en
fr
- US2303188A - Tool post :
en
- US2302902A - Directional receiving system :
en
- CA408835A - Soap :
en
fr
- FR877118A - Servo-motor device for controlling operating mechanisms or the like actuated by strong springs :
en
fr
- GB549585A - Improvements relating to adjustable pitch propellers :
en
- CA408777A - Ballast cleaning apparatus :
en
fr
- US2302871A - Oscillator drift compensation :
en
- DE728304C - Lacquers and lacquer paints :
de
en
- DE728412C - Optical and acoustic device for indicating the end of the sheet in a typewriter :
de
en
- DE728552C - Ammeter :
de
en
- FR876947A - Method and device for the packaging of cigars, cigarillos and similar tobacco articles :
en
fr
- USD134419S - Design for a cigarette cart :
en
- DE728395C - Union clamping lock for crates, boxes, suitcases, etc. like :
de
en
- CA408827A - Brake and booster apparatus :
en
fr
- DE728322C - Hollow figures, e.g. B. dolls, figurative dummies, masks with pressed walls :
de
en
- DE728345C - Arrangement for electrical double-point welding, in which the electrodes are only placed from one side onto one of the sheets to be welded together :
de
en
- DE728541C - Low-liquid switch for very high voltages :
de
en