- US2021301A - Mechanically operated knitting machine :
en
- US2021185A - Lock :
en
- US2021636A - Sewing machine :
en
- US2021750A - Electric discharge device :
en
- US2021694A - Carburetor :
en
- US2021549A - Latch :
en
- US2021477A - Resistance welding :
en
- US2021141A - Watermarking composition :
en
- US2021148A - Automatic dry pipe sprinkler system :
en
- US2021622A - High pressure container :
en
- US2021481A - Folding propeller :
en
- US2021501A - Process for the manufacture of magnesium products :
en
- US2021582A - Trimmer condenser :
en
- GB438714A - Improvements relating to bib-overalls :
en
- US2021493A - Fire extinguisher :
en
- US2021575A - Multiple strand cable anchorage :
en
- FR45734E - Sharpening discs cutters :
en
fr
- GB438773A - Improvements in or relating to processes of making nuts and the like :
en
- US2021228A - Adjustable paint striping device :
en
- US2021567A - Catalyst and process of hydrogenating organic compounds :
en
- US2021219A - Clicking machine :
en
- FR790309A - Interchangeable magazine frame for the use of roll film in plate cameras :
en
fr
- US2021390A - Siphonage breaker :
en
- FR790325A - Reversing fuel pump for internal combustion engines :
en
fr
- FR790592A - Improvements to life belts :
en
fr
- GB438761A - Improvements relating to vehicles for alternative rail or road use :
en
- AU2015234A - Improvements in alternating current signalling systems :
en
- US2021130A - Stock storing apparatus :
en
- DE622053C - Device for the production of hollow stones closed on five sides from kneadable mass :
de
en
- FR790588A - Method for mounting and removing elastic gaskets on cylindrical or prismatic objects such as in particular rollers, and industrial products resulting therefrom :
en
fr
- US2021597A - Machine for trimming pies :
en
- CA354322A - Telephone system :
en
fr
- FR790564A - Dyes of the triaryl-methyl series and process for their preparation :
en
fr
- GB438699A - An improved method and apparatus for measuring quantities of heat :
en
- CA354225A - Transparent paper :
en
fr
- US2021133A - Building wall :
en
- US2021164A - Electric rotary machine system :
en
- FR790575A - Improvements in electrical insulators and insulation processes :
en
fr
- FR790579A - Improvements to the flexible bands of tobacco cases whose cover includes a cigarette mold :
en
fr
- US2021615A - Liquid level indicator :
en
- GB438578A - Improvements in and relating to resilient mountings for dynamo electric machines and the like :
en
- US2021627A - Aircraft :
en
- GB438784A - Improvements in and relating to air conditioning apparatus :
en
- DE622058C - Storage of idlers for conveyor belts :
de
en
- US2021392A - Electric elevator safety device :
en
- AU1897134A - Improved electrical appliance for heating water for domestic or commercial purposes :
en
- US2021211A - Combination clock and radio receiver assembly :
en
- US2021337A - Air intake for manifolds :
en
- US2021248A - Proportioner for treating material :
en
- US2021432A - Loom take-up mechanism :
en
- US2021281A - Air cleaner for spray booths :
en
- US2021650A - Arch construction for women's shoes :
en
- DE622063C - In the throwing area of the throwing wheel of a potato harvester, there is a rotating collecting and depositing drum :
de
en
- DE622247C - Powder mixing device :
de
en
- FR790322A - Gas mask :
en
fr
- US2021246A - Dispensing device :
en
- CA354313A - Typewriting and computing machine :
en
fr
- FR790599A - Improvement in the acoustics of speaking machines :
en
fr
- DE622261C - Receiving point for note conveyor belts :
de
en
- US2021550A - Automatic control mechanism for variable speed gear boxes :
en
- US2021722A - Crystal controlled generator :
en
- US2021830A - Piston ring :
en
- CA354189A - Cinematograph apparatus :
en
fr
- US2021747A - Electric switch :
en
- DK50927C - Process for the production of solid ammonium sulphate. :
da
en
- FR790443A - Chain wrench :
en
fr
- GB438682A - Improvements in or relating to eyepieces of optical instruments :
en
- FR790307A - Ring balance :
en
fr
- GB438567A - Improved device for atomizing fuel in internal combustion engines and method of making the device :
en
- FR790477A - Crankshaft or crankshaft :
en
fr
- DE622245C - V-belt pulley of variable diameter :
de
en
- US2021568A - Puncture indicator for pneumatic tires :
en
- US2021663A - Method of producing lime :
en
- DE622222C - Cable support for cable knives for deep drilling :
de
en
- DK50924C - Wastewater Treatment Procedure. :
da
en
- GB438634A - Apparatus for spreading sand or gravel on the ground from automobiles :
en
- GB438719A - Improvements in or relating to frequency changers using electric discharge devices :
en
- US2021268A - Electrical protective system :
en
- DE622035C - Support arrangement for high-voltage overhead lines with elastic links between the insulator chains and the line :
de
en
- FR790436A - Soft clothes rack :
en
fr
- FR790351A - Flue gas control mode, in particular for sectioned oil-heated boilers :
en
fr
- GB438747A - Improvements in or relating to golf bags :
en
- CA354259A - Tube cooling device :
en
fr
- DE622197C - Lock for sliding window :
de
en
- GB438663A - Improvements relating to dry type electric batteries :
en
- US2021449A - Action for grand pianos :
en
- CA354286A - Milk and chocolate suspension :
en
fr
- DE622054C - Packing machine for forming, dosing and wrapping edible fats and products of similar consistency :
de
en
- DE622231C - Process for the preparation of diacetylmorphine :
de
en
- US2021523A - Apparatus for feeding glass :
en
- USD97551S - Design for a cuff link :
en
- IE14145L - Vulcanising products :
en
- GR5523B - SECURITY LOCK. :
el
en
- US2021662A - Cap or closure for milk bottles :
en
- DE622099C - Volume control for electrical musical instruments designed as a pressure resistance :
de
en
- US2021716A - Artificially colored building material :
en
- USD97578S - Design fob a range ob similar :
en
- DE622215C - Chute heater :
de
en
- GB438712A - Improvements in systems for the automatic control of a condition produced by an electric current :
en
- DE622179C - Tongs on hoists :
de
en
- US2021800A - Corn popper :
en
- US2021372A - Purification of gases from decomposition of acid sludge :
en
- US2021446A - Pocket cleaner :
en
- DK50928C - Flushing tap for water closets. :
da
en
- GB439163A - Improvements in or relating to wheels for vehicles :
en
- AU2006834A - Apparatus for controlling high frequency currents :
en
- USD97542S - Design for a dress :
en
- DE622167C - Switch with arc extinguishing by compressed gas :
de
en
- GB438769A - Improvements in or relating to the starting of injection internal combustion engines :
en
- US2021863A - Manufacture of artificial materials :
en
- DE622007C - Front suspension for bicycles and motorcycles :
de
en
- DE622060C - Cover rail for letter folder :
de
en
- GB438526A - Improvements in or relating to door-stops :
en
- GB438700A - Improvements in jaw crushers :
en
- GB439034A - Apparatus for the production of coke, gas and by-products at low or intermediate temperatures :
en
- FR790376A - Valve and lines for liquids to be mixed at the time of use :
en
fr
- GB438643A - Improvements in or relating to the manufacture of cellulose :
en
- DE622085C - Measuring bridge for measuring small angle differences of any apparent resistance :
de
en
- US2021190A - Means for holding dental films :
en
- DE622023C - Automatic control device for the recovery on setting machines :
de
en
- DE622198C - Shoe closure :
de
en
- US2021701A - Electrical wire connection :
en
- US2021644A - Receiving apparatus :
en
- GB438728A - Manufacture of vinyl esters :
en
- GR5522B - ENDURANCE BATTERY PLATE. :
el
en
- DE622139C - Device for the automatic adjustment of carburetors in aircraft at different altitudes :
de
en
- US2021482A - Control means for rectifier tubes :
en
- FR790520A - Improvements made to assembly devices, in particular those for connecting scaffolding elements :
en
fr
- GB438783A - Improvements in or relating to coils for electric ignition apparatus :
en
- FR45741E - Variable calendar control clock :
en
fr
- FR790362A - Method of controlling the brightness of braun tubes, in particular for television :
en
fr
- FR790514A - Roasting, frying, grilling and baking device :
en
fr
- US2021520A - Method of making bodies consisting of metallic oxides :
en
- US2021569A - Engine temperature control apparatus :
en
- CA354212A - Parachute :
en
fr
- CA354266A - Filter system for mercury arc rectifiers :
en
fr
- FR790419A - Device for mounting telescopic valves on metal barrels :
en
fr
- US2021704A - Screw :
en
- US2021842A - Hose coupling gauge :
en
- GB438745A - Improvements in or relating to stands for showing dead poultry :
en
- GB438775A - Refrigerating and dispensing device for liquids :
en
- DE622213C - Process for improving the softness and suppleness of leather :
de
en
- GB438767A - Improvements in or relating to gear-shaping machines :
en
- DE622082C - Circuit arrangement for limiting the charging and discharging of batteries as a function of the battery voltage :
de
en
- DE622166C - Switch with arc extinguishing by compressed gas :
de
en
- US2021762A - Beater element for pulverizing apparatus :
en
- AU2006934A - Improvements relating to looms for weaving pile fabrics :
en
- US2021340A - Butter cutting and dispensing device :
en
- US2021592A - Method of brightening metals electronegative to iron :
en
- FR790529A - Process for carrying out catalytic exothermic embodiments between gases :
en
fr
- GB438770A - Improvements in and relating to aeroplane undercarriages :
en
- US2021388A - Hydraulic arm translating means for radial drills :
en
- US2021434A - Floor construction :
en
- US2021380A - Power supply system for radio apparatus :
en
- US2021573A - Thermobalance :
en
- FR45713E - Jewel or other article likely to be fixed in the hair, on fur, bangs, etc. :
en
fr
- DE622110C - Device for working grooves, grooves or the like in walls, walls or stones :
de
en
- AU2012734A - A recording and controlling photoelectric photometer colorimeter and nephelometer :
en
- FR790334A - Self-thermal heating tin can :
en
fr
- DE622041C - Device on net knotting machines for the formation of loop threads :
de
en
- DE622177C - Flat, flexible decorative and cover rail for curtains :
de
en
- US2021735A - Concrete pile :
en
- US2021208A - Chick box :
en
- DE622257C - Device for remote display of the liquid level in a container with the help of a float, which operates a contact mechanism :
de
en
- CA354211A - Tobacco pipe :
en
fr
- US2021807A - Discharge valve for liquid containers :
en
- DE622083C - Speed controller for electric motors with vibrating contacts :
de
en
- US2021496A - Iron holder :
en
- US2021321A - Radio receiving system :
en
- US2021426A - Packing container :
en
- DE621940C - Holder for radiators :
de
en
- DK50922C - Coin samples. :
da
en
- AU2011234A - Improvements in or relating to electric signalling systems :
en
- US2021324A - Folding wing airplane :
en
- GB438684A - Improvements in power presses or like machine-tools :
en
- CA354321A - Telephone system :
en
fr
- US2021651A - Built-in gas range :
en
- DE622129C - Arrangement of the starting and braking resistors of electrically powered vehicles with electrical heating :
de
en
- USD97534S - Design for a shoe :
en
- DE621881C - Punch card machine for the computational evaluation of punch cards :
de
en
- CA354177A - Finely divided solids treating apparatus :
en
fr
- DK50929C - Apparatus for thinning beets in blocks by row cleaning. :
da
en
- FR790453A - Improvements to variable speed transmission mechanisms :
en
fr
- CA354208A - Wash suit attachement :
en
fr
- GB438686A - Improvements in or relating to record-card-controlled statistical machines :
en
- US2021775A - Scale signal device :
en
- DE622185C - Plant shield :
de
en
- AU2195235A - Improvements in or relating to propellers :
en
- GB438562A - Improvements in sewing machine feed mechanism :
en
- AU2005334A - Improvements in and' relating to automatic couplers for railway or like vehicles :
en
- US2021369A - Ornamental band :
en
- US2021777A - Self winding watch :
en
- US2021846A - Railway traffic controlling system :
en
- US2021202A - Locking device for foldable measures :
en
- DE622049C - Printing device with type wheels :
de
en
- US2021198A - Machine for edging glass sheets :
en
- US2021376A - Method of disintegrating material :
en
- US2021526A - Variable speed gear :
en
- USD97543S - Design fob a tray or similar article :
en
- DE622114C - Arrangement for checking the operability of an AC line to be switched on again :
de
en
- DE622219C - Extinguishing incendiary bombs filled with :
de
en
- FR790343A - Automatic sorting process of objects according to their weight :
en
fr
- FR790469A - High lifting power slewing crane :
en
fr
- USD97583S - Design for a wall lighting fixture :
en
- DE622184C - Felt cushions as a fuel carrier for pyrophoric lighters :
de
en
- FR790313A - Improvements to swivel wheels :
en
fr
- GB438890A - Improvements in or relating to motor cars particularly those used for amusement purposes :
en
- GB438612A - Improvements in and relating to cores for high frequency coils :
en
- FR790435A - Process for making bituminous agglomerate coatings, binding of this coating and its preparation process :
en
fr
- FR790551A - Heat-resistant protective paint or plaster for industrial fireplaces, furnaces, crucibles or other refractory constructions :
en
fr
- US2021504A - Swivel electrical connecter :
en
- CA354260A - Oxide coated cathode :
en
fr
- FR790369A - Further refinement of mineral oils using solvents :
en
fr
- FR790505A - Change device for stereoscopic instrument lenses :
en
fr
- FR45746E - Improvements to electric alternating current rectifying devices :
en
fr
- GB438758A - Improvements in or relating to rubber-fabric material :
en
- DE622199C - Portable body exercise device :
de
en
- DE622201C - Extrusion press for the production of grain-free clay trains :
de
en
- US2021421A - Insulation stripping machine :
en
- US2021779A - Clothesline attachment :
en
- FR45710E - improved rail splicing :
en
fr
- FR790370A - Improvements to rotary printing presses :
en
fr
- FR790397A - Helicopter :
en
fr
- US2021318A - Process for producing chlorinated rubber and product thereof :
en
- US2021238A - Mattress and handle therefor :
en
- US2021578A - Ornamented wall board for outside weatherproofing :
en
- DE622135C - Process for de-mutating lead with alkaline earth metals :
de
en
- DK50904C - Control device for pumps with reciprocating working motion, in particular Injection pumps for internal combustion engines. :
da
en
- GB438583A - Improvements in pocket machines for making cigarettes :
en
- US2021285A - Coupler height adjusting means :
en
- DE622235C - Device for conveying glass plates :
de
en
- FR790380A - Apparatus for the continuous manufacture of superphosphate and the like :
en
fr
- DE622124C - Rotary piston machine with a rectified but unevenly rotating abutment :
de
en
- GB438465A - Improvements in or relating to seats for omnibuses :
en
- US2021271A - Apparatus for the production of gaseous mixtures :
en
- US2021313A - Subway construction :
en
- US2021634A - Curtain rod :
en
- US2021686A - Feeding mechanism for pilgering mills :
en
- DE622090C - Clamping and pressing device, especially for cooking pots :
de
en
- FR45749E - Selvedge guide device for the introduction of pieces of fabric into machines :
en
fr
- FR790315A - Improvements in the preparation of copper acetates :
en
fr
- GB438545A - Improvements relating to tea-pots :
en
- US2021536A - Auxiliary spindle for grinding wheels :
en
- FR45726E - Heat exchanger device :
en
fr
- DE622017C - Process for refining raw gasoline :
de
en
- GB438463A - Improvements relating to invalids' and like tables :
en
- US2021726A - Aralkyl trithiocarbonates :
en
- FR45725E - Heat exchanger device :
en
fr
- FR790596A - Device for fixing a vehicle wheel axle :
en
fr
- GB438887A - Manufacture of condensation products of the formaldehyde-urea type :
en
- GB438743A - Improvements in and connected with step-by-step conveyor mechanisms :
en
- GB438487A - Improvements in or relating to clip type fastening devices :
en
- US2021302A - Perforating apparatus :
en
- US2021552A - Process of improving the taste of hydrogenated oils :
en
- DE622170C - Route protection device :
de
en
- FR45745E - Improvements to closures for tubes intended to contain pasty or liquid plastics :
en
fr
- FR790400A - Additional liquid dispenser for supply tank :
en
fr
- GB438653A - Improvements in and relating to electric discharge devices :
en
- CA354296A - Telephone system :
en
fr
- FR790554A - Reel development :
en
fr
- DE622141C - Frame pedal for bicycles :
de
en
- US2021191A - Article and method by which "ben day" tones are photographically produced :
en
- CA354309A - Oil extraction process :
en
fr
- FR790498A - Water tank for gas pipes :
en
fr
- GB438615A - Improvements relating to liquid control devices for metal cutting and other machines :
en
- GB438876A - Improvements in and relating to electrically heated vulcanizers :
en
- DE622202C - Method for producing cell blocks :
de
en
- FR790589A - Device for switching on and off devices supplied by the network, in particular devices for high-frequency transmission along high-current lines :
en
fr
- GB438435A - Improvements in the treatment of cellulosic materials :
en
- US2021455A - Electrolytic condenser :
en
- US2021476A - Radio tuning mechanism :
en
- US2021304A - Sedimentation apparatus :
en
- US2021685A - Armor piercing projectile :
en
- US2021365A - Apparatus for the fractional condensation of metal vapors in a condenser rotating about a horizontal axis :
en
- FR790355A - Improved scavenging of two-stroke internal combustion engines :
en
fr
- DE622105C - Seat with backrest, especially for motor vehicles :
de
en
- FR45737E - Improvements to the suction and blowing devices of platinum-type printing presses :
en
fr
- FR790408A - New arrangement of condensing installation for thermal engines, in particular steam turbines, with use of calories from condensation :
en
fr
- FR790438A - Process for manufacturing cores and magnetic circuits and new products resulting therefrom :
en
fr
- GB438452A - Improvements in or relating to the manufacture of morpholine derivatives :
en
- FR790365A - Device used to change, intermittently, the amplitude of an electric current :
en
fr
- FR790508A - Jaw Crusher Improvements :
en
fr
- FR45711E - Electric motor with vertical axis for high speeds :
en
fr
- US2021405A - Spring structure :
en
- US2021420A - Lithopone :
en
- US2021739A - Treatment of hydrocarbon oils :
en
- US2021844A - Art of making lace curtains :
en
- DE622061C - Device for connecting the impellers or wheel sections of steam or gas turbines :
de
en
- DE583021C - bearings :
de
en
- DE622259C - Scraper with abutment in a ring roller press :
de
en
- FR790559A - Underground gutter removing blackcurrants from roads and siphons :
en
fr
- DE622019C - Luffing crane :
de
en
- DE621921C - Circuit arrangement for telephone systems in which unstrengthened and reinforced through connections are made :
de
en
- DE622173C - Process for the production of Kuepen dyes :
de
en
- FR790301A - Feeding and driving device for woodworking machine tools :
en
fr
- DE622059C - Bezel with dial for clocks and like :
de
en
- US2021221A - Method of and apparatus for producing fused refractory and abrasive materials :
en
- FR790302A - Utility body with interchangeable elements :
en
fr
- FR790593A - Vehicle wheel with removable rim :
en
fr
- GB438494A - An improved decorative sheet material :
en
- GB438432A - Improvements in and relating to milking installations :
en
- US2021196A - Speed regulator :
en
- US2021865A - Process for converting hydrogen sulphide into sulphur :
en
- USD97544S - Design for a waffle iron or :
en
- GB438688A - Automobile road speed audible warning device :
en
- US2021699A - Manufacture of phosphates :
en
- USD97550S - Design for a lace :
en
- US2021310A - Continuous strip material process :
en
- DE622030C - Regenerative composite coke oven :
de
en
- CA354223A - Suction cleaner agitator :
en
fr
- CA354315A - Hydrocarbon oil conversion :
en
fr
- DE622115C - Device for suppressing the Nutharmonischen electrical alternating current synchronous machines :
de
en
- FR790482A - Device for examining the light resistance of material samples :
en
fr
- GB438667A - Improvements in or relating to refrigerating apparatus :
en
- US2021778A - Ophthalmic lens and method of making the same :
en
- US2021793A - Air-layering pot :
en
- US2021295A - Interchangeable tire valve :
en
- FR790528A - Sorting or sorting machine by weight :
en
fr
- GB438571A - Improvements in and relating to crossings for electric vehicle transmission systems :
en
- CA354269A - Hat :
en
fr
- CA354292A - Adjustable clamp :
en
fr
- FR790389A - :
fr
- US2021290A - Door for merchandise containers :
en
- FR45712E - Coupling modes allowing to transform the series commutator motors into generators for braking with adjustable no-load speed and to increase the acceleration torque in the case of running as an adjustable motor by offset of the brushes :
en
fr
- GB438645A - Arch supporting inserts for shoes :
en
- DE622025C - Process for the dry processing of coarse coal or the like on air cookers :
de
en
- DE621991C - Stovepipe wall brick with soot stop :
de
en
- GB438525A - Improvements in and relating to aircraft with rotative wings :
en
- FR790444A - Electric or fluid fuel cooker :
en
fr
- FR790542A - Improvements to piston machines with variable dead space in motion, in particular to internal combustion engines with variable compression :
en
fr
- DE622149C - Process for the production of calcium formate :
de
en
- DE622269C - Method for sealing a cavity insulator :
de
en
- USD97524S - Design fob a shoe top protector :
en
- FR790679A - :
fr
- US2021580A - Hoisting mechanism :
en
- US2021814A - Baby carriage :
en
- US2021697A - Thermometer :
en
- CA354166A - Igniter hood :
en
fr
- US2021832A - Carburetor valve control :
en
- GB438581A - Improvements in and relating to electric power-transmitting apparatus, especially for sewing machines :
en
- FR790458A - Watering can for intermittent sprinkling by a continuous flow of water of the utensils to be washed :
en
fr
- GB438632A - Improvements in and relating to electro-magnetic speed responsive devices :
en
- AU2059234A - Improvements inflame throwing devices :
en
- GB438636A - Improvements in or relating to rotary screening, sieving and sorting devices :
en
- GB438738A - Improvements in the manufacture of pneumatic tyre covers and apparatus therefor :
en
- CA354231A - Hydraulic machine :
en
fr
- US2021696A - Bottle inspecting apparatus :
en
- US2021153A - Ice cream freezer :
en
- US2021833A - Turn down collar :
en
- DE622146C - Process for sintering cement, agglomerating ores and the like Like. On fan grids :
de
en
- GB438679A - Improvements relating to epidiascopes :
en
- GB438733A - Improvements in or relating to show stands and display cases :
en
- USD97570S - Design for a combined key holder :
en
- FR790387A - Weighing device :
en
fr
- GB438715A - Improvements in and connected with apparatus for cleaning poultry battery cages and the like :
en
- FR790488A - Direction-finding receiver with visual indicator :
en
fr
- GB438737A - Improvements in coin freed mechanism :
en
- GB438698A - Improvements in electric discharge tubes :
en
- DE621791C - Weft coil replacement device :
de
en
- US2021459A - Overhead opening garage door :
en
- DE622169C - Switch with arc extinguishing by compressed gas :
de
en
- CA354237A - Artillery wheel :
en
fr
- GB438538A - Improvements in or relating to holders for match packages :
en
- DE622168C - Switch with arc extinguishing by compressed gas :
de
en
- DE622178C - Clamp for attaching decorative and cover rails to curtain irons :
de
en
- USD97541S - Design for a dress :
en
- CA354218A - Lift cage and gate actuating device :
en
fr
- GB438831A - Radio receiver :
en
- GB438650A - Improvements in and relating to pinching apparatus for railway vehicles and the like :
en
- GB438723A - Improvements in or relating to gas-heated apparatus :
en
- US2021314A - Tape serving machine :
en
- US2021410A - Subsink structure :
en
- US2021545A - Drop-preventing device :
en
- CA354200A - Cordless electric iron :
en
fr
- US2021648A - Blank feeding and delivering mechanism :
en
- US2021653A - Collapsible tube :
en
- CA354327A - Casement window :
en
fr
- US2021772A - Method of cooling bread :
en
- US2021712A - Precipitation of proteinaceous matter by chlorine :
en
- FR790421A - Jocomobiped wheel with pads, full polygonal grip for automotive tractors and heavy vehicles of all types :
en
fr
- GB438763A - Improvements in apparatus for precipitating metals from solutions :
en
- US2021587A - Crank case drain-valve :
en
- GB438649A - Improvements in or relating to electrical high frequency feeder arrangements :
en
- GB438720A - Improvements in or relating to recording apparatus :
en
- CA354285A - Metal or wood surface protection :
en
fr
- FR790445A - Quick closure for bags and pouches that can operate indefinitely :
en
fr
- US2021408A - Ventilating system :
en
- CA354281A - Pipe joint :
en
fr
- DE622207C - Device for signal reception, direction, position and side determination :
de
en
- AU1964734A - Improvements in or relating to glue bases and glues made therefrom :
en
- FR790388A - New construction process for wind turbine propeller blades or wings :
en
fr
- US2021303A - Plant prop :
en
- US2021306A - Tail wheel :
en
- US2021360A - Stuffing machine :
en
- USPP148P - Scarlet carnation :
en
- AU2012334A - Improvements in and relating to mops :
en
- CA354161A - Scaffold joint :
en
fr
- CA354294A - Melting and holding furnace :
en
fr
- US2021159A - Method of increasing carbon content of iron :
en
- CA354154A - Joint leak sealing method :
en
fr
- CA354162A - Helicopter and autogyro stabilizer :
en
fr
- US2021725A - Manufacture of so2 gas :
en
- DE557312C - bearings :
de
en
- USD97569S - Design fob an instrument table :
en
- DE622133C - Detachable frame for pictures, sayings, etc. Like. With bracket-like profiled frame strips and bracket-like profiled corner caps :
de
en
- US2021639A - Load equalizer :
en
- DE622036C - Electrical pressure gas switch :
de
en
- DE622008C - Lock whose bolt is secured by a secondary locking device designed as a cross bolt :
de
en
- US2021703A - Method of forming valve bodies :
en
- DE611207C - Oil separator, especially for refrigeration machines :
de
en
- US2021416A - Bottle lifter :
en
- US2021358A - Lubricated stopcock :
en
- US2021546A - Method of producing pure alumina :
en
- US2021859A - Driving control for motor vehicles :
en
- US2021182A - Hydraulic clutch and power transmission :
en
- US2021441A - Cutting machine track :
en
- DE622064C - Friction gear with friction rollers rotating between two races :
de
en
- CA354230A - Pressure tight bearing :
en
fr
- DE622160C - Process for the production of colloidal solutions of poorly or insoluble cerium salts :
de
en
- GB438881A - Improvements in or relating to fret-sawing devices, particularly fret-saw frames and blades :
en
- US2021498A - Ammunition :
en
- US2021658A - Arm shock absorber :
en
- US2021521A - Ventilating and air conditioning apparatus :
en
- CA354289A - Grinding mill :
en
fr
- CA354217A - Transparent sheet manufacture :
en
fr
- US2021628A - Arc welding electrode :
en
- US2021745A - Threaded follower pipe joint or fitting :
en
- GB438641A - Improvements in or relating to mechanism for pointing bolt blanks and the like :
en
- GB438572A - Improved elastic fabric, particularly suitable for surgical bandages :
en
- FR790329A - Improvement to maintain the tension of circular saws :
en
fr
- GB438428A - An automatically operated valve to control the flow of air or gas :
en
- CA354262A - Converter :
en
fr
- DE622251C - Device for automatic adjustment of the headlights of motor vehicles in the respective direction of travel :
de
en
- US2021815A - Marine propulsion :
en
- US2021848A - Lay for looms :
en
- FR45722E - Dosing device or liquid dispenser :
en
fr
- US2021404A - Transmission :
en
- CA354242A - Electric valve circuit :
en
fr
- GB455371A - Improvements in and relating to colour kinematography :
en
- FR790465A - Artificial horsehair :
en
fr
- US2021277A - Seed disinfectant :
en
- US2021403A - Seasoning means or condiment :
en
- US2021786A - Insulating panel :
en
- US2021629A - Coal barge :
en
- GB438794A - Process for manufacturing fire clay materials with embedded bars of iron wire :
en
- FR45709E - Improvements to frequency control devices :
en
fr
- FR790547A - Centrifugal fan-shaped dust collector with two spiral envelopes arranged one inside the other :
en
fr
- FR790481A - Process for improving the air breathed and apparatus for implementing this process :
en
fr
- DE622056C - Conveyor belt system with adjustable speed :
de
en
- DE622212C - Glue extenders :
de
en
- US2021418A - Printing and decorating by transfer on colored base materials :
en
- CA354290A - Spare tire cover :
en
fr
- DE622171C - An electrical system filled with vapor of low-volatility metal and containing glow electrode discharge tubes in particular for emitting light :
de
en
- FR790361A - Machine for treating textile fibers by circulating bath :
en
fr
- FR790574A - Machine for tillage :
en
fr
- FR790437A - Improvements to engine silencers :
en
fr
- DE622208C - Knee joint installation switch with a device for manually operated momentary disconnection :
de
en
- US2021270A - Electrical protective system :
en
- US2021591A - Milking machine installation :
en
- USD97573S - Design for lace :
en
- FR790384A - Automatic system making it possible to obtain on demand, at a determined time, and together with the start-up of various electrical appliances, any infusions or decoctions :
en
fr
- FR45707E - Method and apparatus for the production of steam :
en
fr
- FR790578A - Electrical measuring devices :
en
fr
- CA354264A - Voltage adjusting system :
en
fr
- CA354317A - Hydrocarbon oil processing :
en
fr
- US2021690A - Method of and apparatus for treating exhaust gases :
en
- GB438424A - Improvements in scanning devices for television :
en
- US2021140A - Method and apparatus for plotting maps from aerial photographs :
en
- US2021156A - Pump :
en
- GB438594A - Improvements in devices for the prevention of accidental starting of motor vehicles or their engines :
en
- FR790375A - Small economical construction with wooden frame and woven reeds :
en
fr
- DK50913C - Collapsible House. :
da
en
- GB438618A - Improvements relating to the jointing of bicycle tyre bead wires :
en
- FR790487A - Acoustic box for the recovery and amplification of sounds avoiding those parasitic :
en
fr
- USD97556S - Design for a signboard or :
en
- USD97558S - Design for a scraper :
en
- DE622243C - Flexible shaft for coupling two shafts :
de
en
- GB438704A - Improvements in or relating to battery terminal clips :
en
- DK50905C - Automatic variable gear mechanism, especially for Motor Vehicles. :
da
en
- US2021561A - Hasp latch :
en
- US2021850A - Liquid dispensing apparatus :
en
- US2021660A - Road machine :
en
- DE622016C - Process for splitting hydrocarbon oils in the vapor phase :
de
en
- DE622276C - Household cookware :
de
en
- US2021435A - Roller skate :
en
- US2021780A - Load bearing bracket and method of securing same :
en
- FR790304A - Bicycle guard :
en
fr
- US2021809A - Pantograph :
en
- US2021291A - Telephone system :
en
- GB438559A - Improvements in and relating to hydraulic operating mechanism, particularly for circuit breakers :
en
- GB439106A - Improvements in and relating to automatic record changers for gramophones :
en
- US2021282A - Lubricating system :
en
- US2021394A - Apparatus for dispensing highly volatile liquids :
en
- US2021585A - Portable receptacle :
en
- GB438633A - A process of producing iron alloys of non-ferrous metals :
en
- FR790582A - Silent regulator for automotive and other engines :
en
fr
- US2021236A - Adjustable price indicator :
en
- US2021395A - Amusement device :
en
- US2021719A - Window assembly :
en
- DE622002C - Press ram drive for butter molding machines with a butter mold arranged in a fixed table top :
de
en
- FR790428A - Safety lock for bolts :
en
fr
- FR790446A - Process of sculptural reproduction in three dimensions by instant photography :
en
fr
- GB438678A - Back racking mechanism for fashioning knitting machine of straight bar type :
en
- GB438676A - Improvements in or relating to the production of water-resistant bodies consisting mainly of calcium hydroxide :
en
- US2021743A - Multiplex signaling :
en
- FR45732E - Synthetic resins and their manufacturing process :
en
fr
- GB438710A - Improvements in or relating to pressers for hair curls :
en
- FR790586A - Improvements to electric servomotor control devices, in particular to those for variable speed transmissions for automobiles :
en
fr
- US2021445A - Dental instrument :
en
- FR790569A - Improvements to submergible, self-priming centrifugal pumps :
en
fr
- GB438706A - Improvements in and relating to resistance materials :
en
- GB438771A - Improvements in shoemaker's lasts :
en
- US2021428A - Hydraulic shock absorber :
en
- FR790560A - Automatic shutter for water pipe :
en
fr
- USD97537S - Design for a dress :
en
- US2021245A - End wall construction for open hearth furnaces :
en
- US2021558A - Method for recovering sulphur dioxide gas in a highly concentrated form from mixed gas containing sulphur dioxide :
en
- US2021849A - Viscose and cuprammonium cellulose spinning solutions and products thereof :
en
- USD97522S - Design for a casing for pencil :
en
- US2021205A - Cap and method of making same :
en
- US2021296A - Perforating apparatus :
en
- USD97560S - Design for a wall lighting fixture :
en
- DK50921C - Device by Carburetors. :
da
en
- GB438514A - Combined truncheon and electric torch :
en
- DE622128C - Device for regulating the brake pressure :
de
en
- DE622244C - Elastic joint :
de
en
- GR5527B - Tungsten wire fusion in quartz. :
el
en
- US2021194A - Link :
en
- US2021621A - Protein food color and method of producing same :
en
- GB438527A - Improvements in boxes or containers for display purposes :
en
- USD97584S - Design fob a casing fob coal :
en
- US2021765A - Camera :
en
- GB438705A - Improved split pin :
en
- DK50920C - Apparatus for the production of anhydrous dry matter or powder of solutions, emulsions, suspensions and similar liquids. :
da
en
- DE622172C - Electric radiator :
de
en
- FR790504A - Rubber sheath closed at one end and method of manufacture :
en
fr
- FR790506A - Clip serving as a sock holder :
en
fr
- DE622145C - Closure for cellar window with outer protective grille and inner rotating glass wing :
de
en
- FR790406A - Improvements to doors for refrigerated enclosures :
en
fr
- DE622176C - Closing device for centrifugal molds :
de
en
- US2021464A - Refrigerator shelf-securing means :
en
- US2021381A - Method of making lenses :
en
- CA354280A - Signal transmitter :
en
fr
- FR790511A - Improvement in reflective elements for signage and other applications :
en
fr
- GB438652A - Improvements in apparatus for measuring and indicating the level of a liquid :
en
- US2021515A - Clip for catenary suspension systems :
en
- US2021524A - Air filtering and cleansing device :
en
- GB438672A - Improvements in or relating to electrostatic devices for the interconversion of electrical vibrations and compressional vibrations in a fluid medium :
en
- FR790567A - Cement for joining metal and ceramic parts :
en
fr
- DE622096C - Conditioning device designed as a conveyor screw for grain or the like. :
de
en
- GB438552A - Improvements in the production of powdered metals :
en
- US2021500A - Pneumatic tire with internal load rings :
en
- US2021862A - Manufacture of artificial materials :
en
- FR790333A - Recessed lock for motor vehicles or other similar uses :
en
fr
- GB438782A - Process for the manufacture of articles containing or consisting of silica, and to articles produced thereby :
en
- DE622264C - Device to increase the efficiency of high-voltage transmission lines :
de
en
- DE622117C - Device for the production of boxes, bags or the like open at one end from a sheet of paper or the like. :
de
en
- DE622107C - Lock with several bolts, all of which are connected to the drive member and are moved from this at the same time :
de
en
- FR790490A - Spinning top :
en
fr
- FR790494A - Device for immobilizing the heads of suspension lines in suspension bridges :
en
fr
- DE622123C - Device for the gradual atomization of liquids by means of a rotating centrifugal atomizer in steam or gaseous substances :
de
en
- FR790412A - Improvements to vehicle crates used to transport refuse and heavy or gravel materials :
en
fr
- FR790534A - Azo dyes and their manufacturing process :
en
fr
- GB438695A - Improvements in or relating to mounting blocks for electric fittings or accessories :
en
- US2021264A - Printing device for sound films :
en
- USD97533S - Design fob a shoe :
en
- US2021197A - Method of and apparatus for bending glass sheets :
en
- FR790484A - Racking device :
en
fr
- FR790581A - Portable height-adjustable luminaire with articulated and reversible reflector for direct and indirect lighting :
en
fr
- GB438751A - Improvements in ladies corsets, modelling corsets and the like :
en
- FR790332A - Recessed lock for motor vehicle doors or other similar uses :
en
fr
- FR790591A - High pressure discharge tube :
en
fr
- US2021767A - Power concrete strike-off template :
en
- FR790356A - Spittoon :
en
fr
- FR790496A - Pull-out tool for cutting weeds :
en
fr
- GB438569A - Collapsible box :
en
- US2021129A - Oil temperature regulator :
en
- USD97561S - Design fob a bottle :
en
- US2021708A - Apparatus for use in the fire control of guns mounted on unstable platforms :
en
- CA354174A - Rotary sleeve valve :
en
fr
- DE622250C - Mechanical school control with device for permanent or temporary deactivation of the effectiveness of individual or all student tax :
de
en
- US2021335A - Dust mop bumper :
en
- US2021317A - Closet elbow connection :
en
- US2021250A - Indicator :
en
- US2021661A - Electrical heating element of large surface for low temperatures :
en
- US2021286A - Telephone system :
en
- US2021588A - Figure toy :
en
- US2021641A - Finger bar for use with stringed musical instruments :
en
- DE622230C - Process for the production of basic alum :
de
en
- US2021574A - Gravitational brake releasing mechanism :
en
- US2021760A - Moisture indicator :
en
- CA354155A - Drying and cooling apparatus :
en
fr
- CA354190A - Resilient tire :
en
fr
- GB438460A - A new or improved process and means for producing decorative panels, friezes and thelike :
en
- US2021145A - Combined washstand and shower bath :
en
- CA354246A - Hydrogenation process :
en
fr
- GB438621A - Improvements in or relating to resilient power transmission devices for wheels :
en
- US2021256A - Combination fuse and switch box :
en
- USD97520S - Design for a radiocabinet :
en
- FR790420A - Water and acid resistant cement enhancements :
en
fr
- GB438752A - Improvements in piston rings :
en
- DK50908C - Device for rotating cooling drums. :
da
en
- GB438480A - An improvement in valves as applied to sheet-feeding devices for printing presses and like machines :
en
- GB438580A - Improvements in or relating to alarm clocks :
en
- GB438786A - Improvements in the manufacture of artificial yarns, films and like materials :
en
- GB438891A - The manufacture of air porous waterproof fabrics :
en
- US2021829A - Combination garment hanger and stretcher :
en
- USD97554S - Design for a wheel :
en
- FR790594A - Improvements to machines used to intersect sheets of paper in series :
en
fr
- US2021344A - Safety razor :
en
- FR790386A - New method of using electromagnetic waves :
en
fr
- FR790530A - Improvements to valveless and jacketless explosive engines :
en
fr
- US2021329A - Switching mechanism :
en
- DE622126C - Method and device for surface hardening :
de
en
- CA354287A - Reinforced concrete member :
en
fr
- GB438544A - Producing vulcanisable compositions and articles therefrom :
en
- US2021442A - Heel finishing machine :
en
- FR790366A - Improvements to display cases and more specifically to refrigerated display cases :
en
fr
- AU5906165A - Laminated fibres their production and use :
en
- DE622238C - Process for vulcanizing sponge rubber objects in molds :
de
en
- FR790305A - Electric rocker switch :
en
fr
- US2021487A - Rheostat :
en
- CA354244A - Electric valve circuit :
en
fr
- GB438657A - Improvements in centrifugal clutches :
en
- DE622101C - Raster film for multicolored projection :
de
en
- FR790409A - Food mixture replacing coffee :
en
fr
- US2021803A - Lock :
en
- FR790346A - Periodic kit :
en
fr
- CA354283A - Electrode manufacture :
en
fr
- USD97552S - Design for a mounting for a :
en
- USD97559S - Design for a wall lighting fixture :
en
- FR790383A - Adjustment of the tuning of radio-electric devices by unlimited reversible rotation of the device actuated by manual adjustment :
en
fr
- US2021242A - Detachable back for seats :
en
- FR790483A - Improvements to playing balls such as tennis balls and their manufacture :
en
fr
- GB438529A - Process for the manufacture of crustless cheese :
en
- US2021683A - Bucket closure :
en
- US2021787A - Handle for carrying parcels :
en
- US2021864A - Manufacture of shaped artificial structures :
en
- DE622233C - Tubular electric incandescent lamp with a chain extending through the tube, insulated holder for carrying the filament :
de
en
- US2021240A - Tire rim :
en
- US2021368A - Beverage delivering apparatus :
en
- GB438582A - A cyclic process for the removal of oxides of sulphur from waste gases :
en
- CA354288A - Phonographic film :
en
fr
- CA354273A - Work guide :
en
fr
- FR790472A - Refrigeration method and device :
en
fr
- FR790464A - Improvements to hot wire gas mixtures analyzers :
en
fr
- GB438575A - Improvements in change speed gears :
en
- GB438542A - An improved receiver of electrical currents for the remote control of apparatus :
en
- DK50926C - Process for the Preparation of 4-Alkyl and 4-Aralkylcyclohexanediones (1,3). :
da
en
- US2021177A - Motor generator and other transformer :
en
- GB438613A - Improvements in wringers :
en
- GB438742A - Improvements in or relating to the manufacture of cement products :
en
- US2021168A - Device for damping oscillations in instruments :
en
- US2021519A - Corrosion preventative :
en
- US2021541A - Rear sight for rifles :
en
- GB438473A - Improvements relating to dry gas meters :
en
- GB438875A - Improvements in liquid flow control apparatus embodying a ball or float controlled valve :
en
- GB438491A - Method of and tool for cutting up the backbones of whales :
en
- DE622153C - Motion picture projector :
de
en
- GB438595A - Improvements in the production of whitish silver images in photographic gelatin silver halide layers :
en
- DE622154C - Process for the production of real silver-plated artificial glasses :
de
en
- US2021606A - Steam iron :
en
- GB438477A - Improvements in, or relating to, electrical distribution boxes and the like :
en
- CA354195A - Tire chain hook and link :
en
fr
- CA354295A - Brush :
en
fr
- DE622009C - Filler pencil :
de
en
- GB438471A - An improved hydraulic transmission apparatus for motor vehicles :
en
- FR790476A - Electrically operated tool equipped with an anti-interference capacitor :
en
fr
- GB438511A - Improvements in or relating to spectrophotometers :
en
- CA354312A - Typewriting and computing machine :
en
fr
- CA354224A - Clasp brake :
en
fr
- CA354201A - Educational toy :
en
fr
- GB438565A - Thermionic valve circuits :
en
- GB438760A - Improvements in collapsible chairs :
en
- GB438958A - Improvements in electro-thermal actuating means for switches and other apparatus :
en
- DE622155C - Injection nozzle for cement paste consisting of a pipe :
de
en
- AU2009934A - Improvement in corrosion-resistant alloy steels :
en
- US2021169A - Stencil duplicating machine :
en
- US2021855A - Railway terminal communicating system :
en
- DE622162C - Process for annealing pipes stretched in sections :
de
en
- US2021669A - Mechanism for automatically severing the terminal threads of a stitched book or the like :
en
- CA354171A - Pulp wood unloading machine :
en
fr
- CA354158A - Drying apparatus :
en
fr
- DE622143C - Machine for washing and brushing pot-like hollow vessels :
de
en
- DE622159C - Standpipe for rock drilling under water :
de
en
- DE622076C - Device for separating workpieces that stick together slightly and are glued together from several layers :
de
en
- US2021355A - Vehicle wheel :
en
- USD97539S - Design for a service station :
en
- US2021433A - Pole climber :
en
- US2021579A - Ornamented wall board siding for outside weatherproofing :
en
- US2021758A - Electric lamp :
en
- CA354169A - Target :
en
fr
- CA354250A - Refrigerating apparatus :
en
fr
- USD97563S - Design fob an apparatus fob a game :
en
- CA354228A - Transfer device :
en
fr
- CA354319A - Cable forming apparatus :
en
fr
- CA354163A - Pipe cutter :
en
fr
- DE622156C - Corrugated concave mirror for vehicle headlights :
de
en
- GB438781A - Improvements in melting pots for type line casting machines :
en
- DE622104C - Cushioning, especially for motor vehicles :
de
en
- US2021237A - Sleeping pad :
en
- US2021584A - Assembling machine :
en
- USD97519S - Design for a badiocabinet :
en
- DE622192C - Device for instantly attaching a parachute package to the aviation equipment harness :
de
en
- US2021292A - Sterilizing device :
en
- US2021618A - Computing machine :
en
- USRE19761E - Hydraulic tappet :
en
- US2021137A - Water repellent coatings and materials coated with same :
en
- US2021749A - Metallic pad :
en
- USD97531S - Design fob a base fob a bing ob :
en
- US2021188A - Metal working tool :
en
- US2021138A - Machine for operating upon sheet metal :
en
- DE622137C - Drive for automatic, periodically working gas analyzers :
de
en
- CA354257A - Thermionic rectifier :
en
fr
- DE622045C - Cart-like breaking machine that can be guided along the tree trunk by means of a lever :
de
en
- US2021179A - Double window construction :
en
- CA354303A - Air register :
en
fr
- DE622028C - Device for treating textile goods, in particular stamping, drawn onto standing forms :
de
en
- US2021300A - Slicing machine :
en
- US2021556A - Water heating attachment for oil stoves :
en
- USD97538S - Design for an airplane :
en
- US2021479A - Humidity control for incubators and hatchers :
en
- US2021601A - Process for obtaining pure aluminium-alkali double fluorides :
en
- CA354320A - Wave translation system :
en
fr
- US2021218A - Measuring machine :
en
- US2021492A - Electrical conduit fitting :
en
- US2021732A - Massage device :
en
- US2021791A - Process for producing hydrated ferric chloride :
en
- US2021150A - Smoking pipe cake remover :
en
- US2021700A - Edge shearing device for sewing machines :
en
- US2021666A - Heat treating apparatus :
en
- DE622205C - Axle bushing for rail vehicles with an elastic cushion connected between the bearing housing and the vehicle frame and inserted under pressure :
de
en
- FR790422A - Device for modulating telegraphy, telephony, television and similar transmitters :
en
fr
- GB438486A - Ergot preparation and process of obtaining it :
en
- GB438778A - Improvements in or relating to cycle and like free-wheel hubs :
en
- GB438467A - A new or improved nozzle or like coupling for hose and other water pipes :
en
- US2021469A - Reversing mechanism for steam engines :
en
- US2021261A - Double acting churn :
en
- GB438646A - Improvements in and relating to cylinder printing presses :
en
- GB438610A - Improvements in or relating to turning lathes :
en
- DE622081C - Device to avoid non-linear distortion :
de
en
- GR5525B - PERFECTIONS IN OR IN RELATION TO MACHINE. :
el
en
- FR45717E - Method and device for the execution of static piles :
en
fr
- FR790521A - New chemical compounds, their preparation process and their applications in the manufacture of artificial fibers, sheets, films :
en
fr
- FR790557A - Process for cleaning metal objects using nitrates or free nitric acid :
en
fr
- DK50925C - Roofing. :
da
en
- DE622004C - Shut-off and regulating slide :
de
en
- GB438537A - Improvements in apparatus for serving beer at bar or like counters :
en
- US2021483A - Safety device for gas ranges :
en
- FR790352A - Decal enhancements :
en
fr
- DK50909C - Packing case, Bag or similar Packing. :
da
en
- US2021356A - Belt connecter :
en
- US2021693A - Method of making ornamental members :
en
- DE622080C - Storage of the cradle in the bogie :
de
en
- GB438693A - Improvements in and relating to electric switches or circuit breakers :
en
- DE622275C - Carbide crucible :
de
en
- FR790363A - Improvements in the manufacture of potassium sulphate :
en
fr
- GB438685A - Improvements in machines for manufacturing cigars :
en
- US2021652A - Scrap bunch machine :
en
- GB438603A - Manufacture of carbocyanine dyestuffs :
en
- GB438756A - Improvements in adjustable chairs :
en
- GB438741A - Apparatus for the manufacture of pneumatic tyres :
en
- FR790349A - Cathode ray deflection device for high vacuum television tubes :
en
fr
- FR790354A - Improvements to snap-fit devices :
en
fr
- FR45747E - Chassis particularly suitable for light cars on railways :
en
fr
- CA354256A - Class "b" amplifier :
en
fr
- FR790538A - :
fr
- DE622014C - Bridge track rolling machine :
de
en
- GB438736A - Air conditioning device :
en
- GB438563A - Improvements in or relating to reversing gears comprising pressure oil operated control couplings, particularly for ships' drives :
en
- GB438540A - Improvements in or relating to compositions and articles containing organic derivatives of cellulose :
en
- GB438708A - Improvements in and relating to methods of bending pipes or conduits :
en
- FR790502A - Improvement in the manufacture of hollow bodies and containers from artificial resins :
en
fr
- DE622163C - Rail fastening on iron cross-sleeper, especially for mine railways :
de
en
- GB438855A - An improved electric welding composition :
en
- FR790399A - Spongey tissue :
en
fr
- FR790543A - Inertia and live force breaker for electrical circuits :
en
fr
- GB438557A - An improved attachment for sewing-machines :
en
- FR790341A - Apparatus for shaping electrical coils and insulating channels :
en
fr
- FR790556A - Pneumatic connection :
en
fr
- GB438622A - Improvements in or relating to suction cleaners :
en
- DE622232C - Rotating frequency and phase number converter :
de
en
- US2021206A - Well packer :
en
- USD97547S - Design for a plate ob the like :
en
- FR790331A - Working process applicable to sewing machines :
en
fr
- US2021151A - Scale mechanism :
en
- US2021509A - Resistance device and unit therefor :
en
- US2021695A - Carburetor :
en
- US2021176A - Repair plug :
en
- US2021199A - Relay :
en
- USD97526S - Design for a vehicle ornament or :
en
- DE622272C - Explosion and firedamp proof identification device for closed fusible links :
de
en
- DE622112C - Open shed jacquard machine :
de
en
- US2021801A - Foot and leg exerciser apparatus :
en
- US2021876A - Aircraft landing gear :
en
- IE13276L - Evaporation of calcium nitrate solutions :
en
- US2021590A - Valve gear for axial or for radial engines :
en
- FR790461A - Sawtooth wave generator :
en
fr
- FR790537A - Reels with progressive brakes intended for angling :
en
fr
- FR790577A - Process to combat the proliferation of algae in open swimming pools :
en
fr
- GB438551A - Improvements in and relating to heat engines :
en
- DE622020C - Measuring cylinder for hydraulic pressure :
de
en
- FR790550A - Apparatus for the production of whipped cream and other similar substances :
en
fr
- US2021160A - Abrasive article :
en
- US2021222A - Refractory material :
en
- FR790396A - Extraction of iodine from inorganic, organic or other iodine compounds :
en
fr
- US2021824A - Bobbin puller :
en
- FR790583A - Improvements to printing machines :
en
fr
- FR790535A - Process for obtaining instantaneous photographs in natural colors :
en
fr
- FR45742E - Process for the production of vinyl ethers :
en
fr
- FR790580A - Automatic dispenser with predetermined flow rates, continuous or periodic, of any products or materials :
en
fr
- DE622098C - Mouthpiece for brass instruments :
de
en
- GB438648A - Improvements in and relating to sewing machines :
en
- DE622109C - Electromagnetic horn :
de
en
- US2021298A - Vacuum cleaner :
en
- US2021322A - Vending machine :
en
- US2021427A - Valve mechanism :
en
- GB438534A - Improvements in means for improving the power factor of alternating current installations incorporating polyphase motors :
en
- GB439238A - Improvements in and relating to coin-freed apparatus for playing a game of skill :
en
- GB438724A - Improvements in the treatment of artificial filaments, threads, films and the like :
en
- GB438433A - Improvements in the manufacture of cellulose :
en
- FR790563A - Liquid foam producing apparatus :
en
fr
- US2021458A - Electrical heating pad :
en
- US2021232A - Slit unit for optical instruments :
en
- GB438722A - Improvements in or relating to machines for effecting relative movements between shoes and lasts :
en
- FR45729E - Lightweight heavy oil engine :
en
fr
- US2021711A - Garment :
en
- DE622055C - Connection for conveyor belt cover plates :
de
en
- US2021603A - Compressed air gun :
en
- DE622220C - By means of a rubber ring elastically mounted coupling eye for trailers of motor vehicles :
de
en
- GB438510A - Improvements in or relating to counting and/or indicating and/or recording mechanismfor use with venturi flumes :
en
- US2021687A - Process of etching, particularly for intaglio cylinders :
en
- DE581265C - bearings :
de
en
- DE621800C - Machine for upholstering and wrapping lids for flat cardboard boxes :
de
en
- FR790340A - Process for preparing azo dyes :
en
fr
- GB438431A - Improvements relating to automatic electromagnetic cut-outs for controlling electric circuits :
en
- AU2004534A - Motion picture films :
en
- US2021494A - Folding ladder :
en
- USD97532S - Design for a shoe :
en
- US2021820A - Production of articles having a multicolor finish :
en
- US2021854A - Cooking range :
en
- USRE19762E - Cultivator :
en
- CA354253A - Selector switch :
en
fr
- CA354328A - Hose supporting garment :
en
fr
- US2021142A - Apparatus for delivering measured amounts of liquid :
en
- US2021489A - Scale :
en
- US2021527A - Process of producing dicalcium phosphate and fertilizers containing same :
en
- USD97530S - Design for a buffet grill stove :
en
- US2021624A - Control device for the knitting members of flat knitting machines particularly pearl machines :
en
- FR790479A - Improvements to machines for bottling liquids :
en
fr
- FR790398A - Gas mask with distributor of clean air and filtered air and ambient air and oxygen and regenerated air :
en
fr
- CA354240A - Electric timing and counting device :
en
fr
- FR790463A - Multi-cell apparatus for the electrolytic decomposition of water :
en
fr
- FR790598A - Dazzling automotive code headlight :
en
fr
- US2021457A - Stair carriage :
en
- US2021544A - Service station :
en
- US2021689A - Check valve for refrigerating systems :
en
- GB438617A - Improvements in or relating to thermostatically-controlled electromagnetic switch-operating devices :
en
- US2021345A - Canal lock :
en
- US2021816A - Method and article for producing designs :
en
- US2021387A - Landing net :
en
- USD97523S - Design fob a woven mesh cloth :
en
- US2021709A - Irrigating and sprinkling system :
en
- US2021323A - Stationary inner slide tube for trombones and similar instruments :
en
- US2021437A - Air conditioning apparatus :
en
- US2021736A - Pruning device :
en
- GB439108A - A process for manufacturing artificial leather :
en
- USD97518S - Design fob a shoe :
en
- DE576223C - bearings :
de
en
- DE622010C - Fountain pen with a transparent intermediate piece :
de
en
- FR790311A - Direct-controlled, semi-automatic and automatic gear shifting :
en
fr
- FR790474A - Mechanism for key operated stringed musical instruments :
en
fr
- DE622268C - Process for the production of sulfuric acid esters of higher molecular weight aliphatic alcohols which are esterified simultaneously with phosphoric acid :
de
en
- US2021383A - Printing telegraph system :
en
- USD97545S - Design fob a velocipede :
en
- US2021244A - Optical glass composition :
en
- GB438638A - Improvements in and relating to the manufacture of diaphragms for pumps and the like :
en
- US2021342A - Valve arrangement :
en
- US2021461A - Press for stamping blanks :
en
- US2021265A - Tractor wheel rim :
en
- US2021386A - Automobile signal switch :
en
- US2021532A - Valve for pumps and other fluid circulation apparatus or lines :
en
- US2021273A - Cigarette package case and opener :
en
- US2021773A - Relief valve :
en
- USRE19759E - Air conditioning apparatus for :
en
- DE622267C - Process for the production of alcohols :
de
en
- FR790320A - Method and device for shrinking penstocks, tanks and all other constructions having to withstand tensile forces :
en
fr
- FR790434A - Gas burner :
en
fr
- FR790568A - Secondary air heater, particularly suitable for horizontal boilers :
en
fr
- GB438732A - Improvements in or relating to passenger-carrying amusement apparatus :
en
- US2021171A - Pulverized fuel feeder :
en
- US2021643A - Locomotive spring assembly :
en
- FR790379A - Asbestos and cement based agglomerates manufacturing process :
en
fr
- CA354234A - Heating and ventilating apparatus :
en
fr
- FR790442A - Improvements to lubricants :
en
fr
- FR790457A - Improvements in the manufacturing process of screen positives for use in the production of intaglio printing plates :
en
fr
- FR790460A - Maximum and delayed action relays independent of current intensity :
en
fr
- FR790532A - Rotary cutting tool with constant profile and variable relief angle, method for its manufacture, and machine for the manufacture of the cam used in this method :
en
fr
- DE622118C - Overtaking machine for attaching the upper leather to the insole lip with clips :
de
en
- FR790324A - Gummed paper for fixing photographs, engravings, reproductions, etc. :
en
fr
- FR790345A - Improvements to electrical measuring devices :
en
fr
- GB438602A - Improvements in or relating to washing machines for tumblers and the like :
en
- FR790306A - Power switch :
en
fr
- FR790410A - Extendable drum system on hosiery machines :
en
fr
- US2021655A - Safety device :
en
- US2021706A - Power steering :
en
- US2021806A - Closure fastener :
en
- CA354150A - Bagging machine :
en
fr
- US2021217A - Horseshoe :
en
- US2021359A - Preformed sound-absorbing unit and method of making the same :
en
- US2021759A - Traffic guidance marker for road surfaces :
en
- US2021425A - Construction for toilet seats and covers :
en
- US2021320A - Display rack :
en
- FR790473A - Manufacturing process for molded objects :
en
fr
- CA354270A - Brake beam support :
en
fr
- US2021730A - Clip member :
en
- US2021214A - Bookbinder's case gauge :
en
- US2021471A - Conversion of high boiling point hydrocarbon oils into lower boiling point hydrocarbon oils :
en
- USD97577S - Design for a range or similar :
en
- CA354229A - Transfer device :
en
fr
- USD97553S - Design for a stopper for a :
en
- USD97582S - Design fob a blouse :
en
- US2021485A - Apparatus for and process of coating plates :
en
- US2021731A - Metal spigot :
en
- FR790558A - Frame with automatic winding device for drawing line :
en
fr
- US2021691A - Means for separating solution components :
en
- DE622240C - Zinc alloy :
de
en
- CA354325A - Ice cream cone :
en
fr
- CA354196A - Hydraulic power transmitting mechanism :
en
fr
- DE622074C - Sheet delivery for folding machines :
de
en
- US2021354A - External adjustment for hydraulic pump bearings :
en
- US2021439A - Retractable landing gear :
en
- US2021774A - Vibration detector :
en
- US2021370A - Load-distributing and vibration-damping article :
en
- US2021783A - Alloy steel and articles made therefrom :
en
- DE622266C - Device to avoid torsional vibrations in machine systems :
de
en
- FR790541A - Method and apparatus for the manufacture of spirit liquors :
en
fr
- DE617036C - Mobile electric arc welding machine :
de
en
- CA354249A - Electric heating unit :
en
fr
- US2021625A - Lawn edging tool :
en
- US2021200A - Ornamental clasp :
en
- US2021813A - Toilet flush :
en
- CA354332A - Liquid fuel burner :
en
fr
- US2021784A - Vehicular propulsion means :
en
- US2021698A - Vinyl ester :
en
- DE622040C - Yarn guiding device for warp knitting machines :
de
en
- US2021602A - Grinding machine :
en
- US2021866A - Apparatus for moving soaking pit covers :
en
- DE622078C - Process for preventing oxidation when metal sheets and other objects made of steel are glowing :
de
en
- FR790326A - Process for the production of fluid lubricants from high viscosity mineral oils :
en
fr
- GB438666A - Improvements in tubular heat exchange apparatus for fluids :
en
- FR790426A - Shooting game adaptable to billiards with holes :
en
fr
- US2021223A - Packing anchor :
en
- GB438493A - Improvements in or relating to ammunition supplying devices for pairs of guns mounted in turrets or the like :
en
- FR790497A - Process and device for the preparation of alkaline peroxides :
en
fr
- US2021823A - Steam boiler :
en
- US2021467A - Arch support :
en
- US2021183A - Glass handling apparatus :
en
- US2021288A - Battery :
en
- US2021755A - Cigarette case :
en
- US2021867A - Method of treating acid solutions :
en
- US2021139A - Rug and carpet cleaning machine :
en
- US2021260A - Window operator :
en
- US2021646A - Automatic tire inflater :
en
- US2021734A - Transmission line network for radio receiving antennae :
en
- CA354193A - Remote recording and indicating apparatus :
en
fr
- US2021513A - Process for the treatment of composition and cementitious materials :
en
- USD97528S - Design for a combined radiator :
en
- CA354219A - Reflector :
en
fr
- CA354151A - Well development :
en
fr
- CA354268A - Abrasive wheel mounting :
en
fr
- US2021470A - Aircraft :
en
- US2021583A - Device fob conditioning air :
en
- USD97546S - Design for a hood fob ironing :
en
- CA354326A - Batter pump :
en
fr
- CA354254A - Synchronizing equipment :
en
fr
- USD97540S - Design fob a soft hat :
en
- US2021157A - Method of welding :
en
- US2021796A - Fishing lure :
en
- CA354216A - Key hole illuminator :
en
fr
- US2021870A - Shoe fabrics :
en
- GB438734A - Improvements in or relating to the purification of combustible gases and particularly coal distillation gases :
en
- USD97581S - Design for a casing for a fuel :
en
- US2021486A - Resistance unit :
en
- USD97579S - Design for a sadiron casing :
en
- AU2006734A - Process forthe manufacture of metallic magnesium from magnesiferous, especially oxidic originating materials :
en
- CA354202A - Power reverse gear :
en
fr
- US2021717A - Textile yarn and fabric :
en
- DE622088C - Process for obtaining light oils from gases :
de
en
- GB438873A - Improvements in or relating to metal sockets, bushes, ferrules and the like :
en
- US2021468A - Refrigerator :
en
- US2021571A - Laminated composition gasket :
en
- US2021781A - Alloy steel and articles made therefrom :
en
- FR790390A - Pruning device :
en
fr
- GB438664A - Process for the treatment of wood for obtaining a dry fuel :
en
- GB438718A - Improvements relating to the manufacture of cigarettes and apparatus therefor :
en
- AU2014834A - Process forthe manufacture of metalic magnesium from magnesiferous, especially oxidic originating materials :
en
- US2021325A - Wheel fairing :
en
- US2021792A - Casting practice equipment :
en
- CA354204A - Die typing method :
en
fr
- CA354255A - Battery charging means :
en
fr
- CA354278A - Rubber processing :
en
fr
- US2021229A - Paint striper guide :
en
- US2021733A - Lifting means attachment for automobiles :
en
- CA354185A - Ink removing compound :
en
fr
- FR790492A - Improvements to television systems and the method of using them :
en
fr
- US2021339A - Reversible window :
en
- US2021406A - Pile fabric loom :
en
- US2021146A - Starting motor :
en
- USD97565S - Design for a lace :
en
- US2021692A - Short wave receiver :
en
- US2021721A - Treatment of rice, rice offals or paddy, and the like :
en
- GB438616A - Improvements in or relating to hydraulic transmission gear :
en
- US2021714A - Garment :
en
- USD97574S - Design fob an automobile :
en
- DE622119C - Multi-bed air setting machine :
de
en
- GB438475A - Improvements in apparatus for drying photographic prints, blue prints and like articles :
en
- DE622255C - Mallock with a latch bolt secured by several tumblers :
de
en
- CA354184A - Continuous furnace conveyer :
en
fr
- US2021127A - Preparation of organic acids :
en
- US2021769A - Test device :
en
- DE622253C - Rinsing device for drinking glasses or the like. :
de
en
- US2021361A - Reenforcing bar support and spacer :
en
- US2021836A - Functional lighting for furniture :
en
- US2021280A - Manometer :
en
- GB438661A - Improvements in fire detectors or temperature alarms :
en
- GR5524B - METHOD FOR THE PREPARATION OF COLLOID MALTH (ASPHALT) SOLUTIONS IN DISPERSION PHASE (DISPERSIONS). :
el
en
- US2021397A - Applicator :
en
- DE622134C - Control for winches with drive by a series motor :
de
en
- US2021795A - Duplex envelope :
en
- DE622069C - Control device for deep drilling drives :
de
en
- DE622210C - Protection device for three-phase networks :
de
en
- US2021309A - Lower unit for outboard motors :
en
- US2021503A - Container carrying vehicle :
en
- US2021128A - Stamping attachment :
en
- US2021610A - Refractory anchor :
en
- USD97557S - Design for a merchandise-display :
en
- DE622077C - Plant for the production of low-oxygen steel :
de
en
- FR790456A - :
fr
- AU2012634A - Edible cream or butter and honey product and process of manufacture thereof :
en
- US2021611A - Airport boundary light :
en
- US2021764A - Electron tube :
en
- US2021336A - Clamping device :
en
- US2021508A - Automobile automatic backstop brake :
en
- FR790595A - Brake for vehicles of all kinds :
en
fr
- CA354308A - Metal production :
en
fr
- CA354215A - Micro-organism activity suppression :
en
fr
- US2021275A - Gauge for striping instruments :
en
- US2021456A - Tubular saw retaining means :
en
- CA354173A - Abrasive tool :
en
fr
- CA354176A - Material separating method and apparatus :
en
fr
- CA354239A - Electric timing and counting device :
en
fr
- US2021506A - Spring for ironing pads :
en
- US2021577A - Ornamented wall board for outside weatherproofing :
en
- US2021675A - Car roof structure :
en
- US2021633A - Rotary oil seal :
en
- US2021640A - Double-loop buckle :
en
- US2021810A - Burner bowl :
en
- US2021443A - Lock mechanism :
en
- GB438729A - Improvements in the treatment of filaments, films and similar materials containing organic derivatives of cellulose :
en
- GB438776A - Improvements in the method of obtaining photographic relief images :
en
- US2021542A - Elastic displaceable link for use in an endless chain for carrying goods :
en
- USD97548S - Design for a table ob similar :
en
- CA354235A - Vehicle wheel :
en
fr
- US2021529A - Lamp manipulator :
en
- CA354152A - Fluid motor :
en
fr
- US2021771A - Release insuring device :
en
- US2021522A - Rubber mat for running boards and the like :
en
- CA354182A - File fabric manufacture :
en
fr
- US2021431A - Method of and apparatus for weaving tufted fabrics :
en
- US2021838A - Retaining valve device :
en
- CA354186A - Measuring device :
en
fr
- DE621705C - Process for regulating the working concentration of a photographic fixing bath with simultaneous recovery of the dissolved silver :
de
en
- DE622026C - Economy burner for electric and gas-heated household stoves and ovens :
de
en
- DK50906C - Machine for making bowls, of which cartridge cases and shells can be cold pressed. :
da
en
- FR45720E - Improvements to devices that cool air by evaporating water :
en
fr
- US2021371A - Article of manufacture and preparation thereof :
en
- US2021566A - Apparatus for demonstrating sacro-iliac lesions :
en
- US2021367A - Beverage delivering apparatus :
en
- US2021713A - Life preserver mattress :
en
- US2021821A - Lawn mower rake attachment :
en
- AU2014034A - Improvements in or relating tothe manufacture of cigarettes :
en
- US2021247A - Liquid proportioner :
en
- CA354156A - Refrigerating apparatus :
en
fr
- US2021353A - Hydraulic pump or motor :
en
- US2021203A - Coal stoker :
en
- US2021239A - Electric motor control system :
en
- US2021875A - Mud gun :
en
- CA354311A - Enamel paint :
en
fr
- FR790430A - Process, device and machine for the manufacture of membranes, plates or articles of any shape in microporous rubber, and resulting product :
en
fr
- DK50919C - Device for wind motors. :
da
en
- GB438662A - Improvements in or relating to dressmakers' lay stands or the like :
en
- DE622038C - Device for charging gas generators :
de
en
- FR790441A - Improvements to vehicle checkouts :
en
fr
- CA354221A - Printing plate and holder :
en
fr
- FR790433A - Electrical resistance :
en
fr
- GB438606A - Method for the treatment of ready dressed and tanned pelts :
en
- AU2253035A - Improvements in or relating to carpet sweepers :
en
- CA354307A - Animal oil processing :
en
fr
- CA354277A - Decoking lance :
en
fr
- US2021224A - Apparatus for pressing trousers and other articles :
en
- CA354258A - High efficiency modulator :
en
fr
- AU2015134A - Improvements in presses for producing dry-ice :
en
- GB438489A - Improvements in ventilators :
en
- GB438777A - Improvements in and relating to turret lathes :
en
- US2021180A - Form for bending glass :
en
- CA354165A - Lined pipe expander and flanger :
en
fr
- US2021581A - Cabinet heater :
en
- US2021178A - Battery testing apparatus :
en
- US2021398A - Screen construction :
en
- DE622147C - Open pit mine for extracting and conveying overburden and coal :
de
en
- CA354168A - Gathering device :
en
fr
- US2021135A - Rotary power-reversing mechanism :
en
- GB438470A - Improvements in or relating to the air admission passages of diesel engines :
en
- FR790328A - Colored transparent decorative patterns :
en
fr
- US2021448A - Soluble penetrating fluid :
en
- US2021534A - Magnetically operated friction clutch :
en
- US2021785A - Washing machine :
en
- US2021740A - Treatment of hydrocarbon oils :
en
- GB438614A - Improvements in nose-bags for horses :
en
- CA354183A - Elastic fluid engine :
en
fr
- FR45739E - Method and device for the execution of concrete piles :
en
fr
- AU2042934A - Improvements in or relating tothe conditioning of air or other fluids :
en
- US2021149A - Hot water heating system :
en
- GB438441A - Improvements in or relating to the manufacture of products containing chlorinated rubber :
en
- GB438690A - Improvements in and relating to speed ratio indicating devices :
en
- GB438438A - Improvements in methods of and means for cooling electrical apparatus immersed in liquid :
en
- GB438550A - Improvements in or relating to speedometers :
en
- USD97525S - Design for a shoe or similar article :
en
- FR45704E - Improvements to amplifier systems including a photocell :
en
fr
- FR790395A - Motor vehicle engine lean gas supply system :
en
fr
- GB438429A - Improvements in or relating to internal combustion engines of the liquid fuel injection type :
en
- FR45733E - Improvements to thermal insulating devices by air layers between parallel partitions :
en
fr
- GB438462A - Improvements in or relating to fishplates for rail joints :
en
- FR45719E - Apparatus for dividing and cooling liquids and for winemaking :
en
fr
- US2021560A - Cinematographic mechanism :
en
- GB438702A - Improvements in and relating to grinding or abrading machines :
en
- GB438750A - Improvements in smoking devices having means for preventing nicotine contained in the tobacco smoke from being absorbed by the smoker :
en
- GB438637A - Improvements relating to cylinder heads for internal combustion engines :
en
- GB438483A - Improvements in photographic contact printing apparatus :
en
- DE622189C - Machine designed for crushing and grinding grain, seeds, plants, bones, asphalt and similar materials in dry or wet condition :
de
en
- DE622258C - Toy ship with screw drive and with control fins for underwater driving :
de
en
- GB438548A - Improvements in the manufacture and production of polymerisation products of acetylene :
en
- IE13608L - Fuses :
en
- US2021352A - Elastic fabric :
en
- US2021724A - Bookbinder :
en
- GB438436A - Improvements in the production of cellulose and cellulosic products :
en
- GB438468A - Improvements in or relating to polarised electromagnetic relays :
en
- GB438481A - Instep-support :
en
- GB438701A - Improvements in or relating to power transmission belts :
en
- GB438765A - Process for the manufacture of microporous rubber compositions :
en
- GR5521B - ROLLER GAME. :
el
en
- FR790517A - Improvements in physiological and medical devices, in particular those for insufflations of fluid :
en
fr
- FR790522A - Self-illuminating optical device :
en
fr
- FR790431A - Repeating phonograph :
en
fr
- FR790495A - Improvements to bags or similar containers :
en
fr
- GB438576A - Improvements in or relating to cover plates for electric switches :
en
- GB438671A - Photographic objective :
en
- GB438490A - Improvements in fire extinguishing grenades :
en
- US2021158A - Implement operating means :
en
- US2021770A - Test gauge :
en
- US2021872A - Divintrl ether and processes for its :
en
- GB438458A - Improvements in or relating to dental masks :
en
- US2021375A - Door construction :
en
- US2021570A - Railway car coupler support :
en
- GB438450A - Process for sensitising photographic silver halide emulsions :
en
- US2021401A - Double-sided, several storied twisting machine :
en
- GB438757A - Improvements relating to the production of non-poisonous town gas :
en
- FR790336A - TV transmitting device :
en
fr
- US2021438A - Flying machine :
en
- AU2043134A - Improvements in or relating tothe conditioning of air or other fluids :
en
- DK50917C - Escalator. :
da
en
- GB438709A - Saliva roll for dental purposes :
en
- US2021411A - Liquid dispensing container :
en
- US2021417A - Toilet paper roll holder :
en
- GB438624A - Improvements in photograph or picture frames :
en
- AU2058434A - Hydraulically operated roller shutter :
en
- GB438759A - Improvements in electric resistance alloys :
en
- US2021287A - Telephone system :
en
- US2021518A - Dental apparatus :
en
- DK50915C - Method and Apparatus for Sucking Cellulose with Dilute Acids Under Pressure. :
da
en
- CA354188A - Piston spreader :
en
fr
- US2021278A - Article of manufacture :
en
- US2021407A - Fuel control system :
en
- US2021463A - Combined group equalizing and individually operating hydraulic brake :
en
- US2021798A - Fluid pressure brake :
en
- US2021671A - Manufacture of superphosphates :
en
- GB438607A - Improvements relating to folding stands, trestles, and the like :
en
- DE622065C - Friction gear transmission :
de
en
- FR790403A - Noria with horizontal loading and unloading :
en
fr
- GB438796A - A process for converting carbon monoxide into formic acid and its aluminium, chromium and iron salts :
en
- US2021676A - Balancing and filter system for radioreceivers :
en
- US2021505A - Traveling worktable and supply rack :
en
- US2021742A - High temperature furnace insulated wall construction :
en
- CA354267A - Silent pressure fan :
en
fr
- CA354284A - Stunning pen :
en
fr
- FR45702E - Road lighting systems and devices :
en
fr
- FR790314A - Production of 3, 5, 8, 10-pyrene-tetrasulfonic acid and its salts :
en
fr
- FR790377A - Grease booster and grease nipple with clip :
en
fr
- CA354298A - Portable power pump :
en
fr
- US2021495A - Beverage mixer and cooler :
en
- US2021555A - Blast furnace top :
en
- US2021827A - Doorlock :
en
- DE622108C - Fire alarm system :
de
en
- DK50912C - Remote control cable with airspace insulation and method of manufacture. :
da
en
- SE84903C1 - :
sv
- US2021447A - Stream line traffic signal for vehicles :
en
- US2021746A - Poultry roost :
en
- US2021166A - Circuit control means :
en
- US2021327A - Check writer :
en
- US2021334A - Caponizing device :
en
- US2021490A - Tool handle fastening :
en
- DE622157C - Gas tap :
de
en
- DE622242C - Leader for fishing lines :
de
en
- CA354164A - Lined pipe end :
en
fr
- GB438601A - Improvements relating to mountings for the lamps of motor bicycles :
en
- GB438623A - Improvements in connection with locks and latches :
en
- US2021596A - Machine for producing pin tickets :
en
- FR790587A - Improvements to devices which must include a cover, in particular for car trunks :
en
fr
- GB438437A - Manufacture of acid dyestuffs :
en
- US2021225A - Method of and apparatus for making shoes :
en
- US2021861A - Regenerated artificial structure and process of making same :
en
- FR790524A - Apparatus for heating liquids :
en
fr
- US2021450A - Solidified honey and manufacture thereof :
en
- US2021254A - Box and method of making the same :
en
- US2021840A - Motor truck or tractor hitch :
en
- GB438766A - Improvements in or relating to vehicle windows :
en
- FR790447A - New chemical compounds, usable in particular as detergents, their manufacturing processes and their applications :
en
fr
- GB438558A - Improvements in fire extinguishing bombs :
en
- US2021811A - Sole cutting and splitting machine :
en
- DE622158C - Auslaufverhueter for deep boreholes :
de
en
- GB438476A - Improvements in weft-replenishing looms for weaving :
en
- FR45748E - Electro-magnetic device for weak magnetic fields, such as coil cores, krarup windings, made of magnetic material :
en
fr
- FR790318A - Electromagnetic rail brake :
en
fr
- GB438627A - Improvements in and relating to beehives :
en
- GB438464A - Improvements in or relating to keyboard controlled recording apparatus :
en
- GB438564A - An improvement relating to steam generators :
en
- FR790523A - Ball valve :
en
fr
- GB438609A - Improvements in the manufacture and production of derivatives of chrysenequinones :
en
- FR790454A - Process for preparing nitrogenous condensation products :
en
fr
- GB438547A - Improvements in and relating to electric heating and cooking devices :
en
- FR790373A - Vacuum warning device for motor vehicles :
en
fr
- CA354179A - Ski binding :
en
fr
- US2021474A - Phototelegraphy :
en
- US2021538A - Brake operating means for trailers :
en
- GB438530A - Improvements in and relating to flexible electrical conductors :
en
- GB438764A - Improvements in or relating to multiple column listing devices for addressing and like series-printing machines :
en
- GB438626A - Improvements in nozzles for spraying tar, bitumen or other liquids :
en
- USD97549S - Design fob :
en
- GB438608A - Improvements in electrolytic condensers :
en
- DE622001C - Number slide rule :
de
en
- DE622203C - Steam generator with evaporation of the inevitably flowing working medium in pipes :
de
en
- DE622601C - Magnifying glass :
de
en
- US2021659A - Bag delivering case :
en
- GB438604A - Improvements in or relating to electric feeler control devices :
en
- FR790462A - Process for increasing the power of internal combustion engines :
en
fr
- FR45721E - Removable cell bootable battery enhancements :
en
fr
- DK50916C - Strain into coffee makers, teapots or similar containers. :
da
en
- FR790450A - Improvements to electrical repeater devices step by step :
en
fr
- FR790393A - Improvements to certain linear drawing instruments :
en
fr
- FR790499A - Process for preparing phenols :
en
fr
- DE622164C - Circuit arrangement for single-phase AC vehicles :
de
en
- US2021668A - Rotary cutter :
en
- US2021825A - Resilient pad :
en
- US2021873A - Process of preparing vinyl esters :
en
- DE622021C - Self-seller with rotating goods drum :
de
en
- DE622103C - Focal plane lock on wing slots :
de
en
- FR790455A - Propulsion device for land vehicles comprising a hydraulic mechanism, in particular for vehicles traveling on rails and in which one motor drives several axles :
en
fr
- FR790552A - Process for destructively hydrogenating coal dispersed in oil :
en
fr
- GB438447A - Improvements in or relating to electrical transmission circuits :
en
- DE622116C - Manufacture of molded parts from hardenable synthetic resin press mixtures :
de
en
- FR790371A - Improvements to rotary printing presses :
en
fr
- US2021537A - Lead screw correcting device :
en
- US2021831A - Sausage-stuffing machine :
en
- FR790439A - Improvements to devices for telephone or telegraph connections :
en
fr
- GB438528A - Tension varying means with special reference to ships' lifeboat hoisting gear, load transmission gears, torque meters and the like :
en
- FR790413A - Slice catcher device for ham slicing machines :
en
fr
- USD97571S - Design foe a lamp base or similar :
en
- US2021797A - Car truck :
en
- FR790471A - Steel alloy :
en
fr
- US2021547A - Plow :
en
- US2021681A - Automatic safety lock for record feed :
en
- DE621982C - Matrix setting and line casting machine, in which matrices of different shapes are set in a manual setting boat and transferred from this to a holder :
de
en
- DE622195C - Lock for lockable bike and motorcycle stands :
de
en
- DE622234C - Glass melting tank :
de
en
- FR790516A - Car tire puncture and deflation indicator :
en
fr
- GB438739A - Apparatus for cross-winding thread, yarn, or such like :
en
- US2021879A - Carboy package :
en
- US2021413A - Gear train release :
en
- GB438532A - Improvements in and relating to suspension devices for trolley wires for electrically driven vehicles :
en
- FR790475A - Improvements to cooling systems for internal combustion engines :
en
fr
- GB438681A - Improvements in electrical musical instruments :
en
- FR790359A - Means for transmitting kinetic energy to difficult to reach bodies :
en
fr
- FR790518A - Improvements to streamlined motor vehicles, particularly road vehicles and rail cars :
en
fr
- GB438696A - Improvements in telephone systems :
en
- GB438964A - Gear wheel drive for internal combustion engine power plant :
en
- FR790525A - Improvements to heat exchangers :
en
fr
- GB438546A - Manoeuvre-signalling apparatus for use on road vehicles :
en
- US2021255A - Multichambered reservoir :
en
- CA354205A - Male typing die :
en
fr
- US2021399A - Angular tap clamp for feed lines :
en
- US2021488A - Bottle container :
en
- US2021635A - Sediment separating and gas locking stopple :
en
- AU2016534A - Improved lining band for headwear :
en
- US2021834A - Bottle closure :
en
- US2021874A - Draining lifter :
en
- US2021554A - Carburetor :
en
- US2021266A - Braking mechanism for motor vehicles :
en
- US2021274A - Sheet metal staple strip for use in stapling machines :
en
- US2021419A - Keyboard perforator and counter :
en
- DK50901C - Automatic Opbanking machine. :
da
en
- FR790360A - Control and security system for tax permits for bicycles :
en
fr
- US2021414A - Oil seal :
en
- US2021531A - Toy vehicle :
en
- US2021192A - Shoe :
en
- US2021341A - Joint connection for log cabin logs :
en
- GB438479A - Improvements in or relating to articles of wearing apparel :
en
- US2021330A - Apparatus for measuring vibration :
en
- US2021389A - Apparatus for facial massage :
en
- AU2007634A - Rubber shoes for horses :
en
- CA354248A - Transportation system :
en
fr
- US2021502A - Starter control :
en
- US2021789A - Purse :
en
- US2021782A - Alloy steel and articles made therefrom :
en
- US2021514A - Imitation roadbed :
en
- DE622191C - Parachute :
de
en
- FR790416A - Elastic fabric :
en
fr
- GB438711A - Improvements relating to double-acting two-stroke cycle internal combustion engines :
en
- CA354272A - Pipe coupling :
en
fr
- AU2010034A - Improvements in or relating to alloy steels :
en
- CA354331A - Recording and reproducing telephone system :
en
fr
- DE622214C - Reverse gear for driving winches :
de
en
- US2021632A - Method of and apparatus for placing explosive charges :
en
- US2021688A - Trouser stretcher :
en
- US2021839A - Pulsator for milking machines :
en
- US2021576A - Composition of matter for steel cutting tools, drawing dies, and the like :
en
- US2021612A - Pulp treating process :
en
- US2021649A - Signaling system :
en
- US2021409A - Duplicating machine :
en
- US2021851A - Method of making isopropyl esters of aliphatic acids :
en
- CA354245A - Arc welding apparatus :
en
fr
- CA354232A - Hydraulic machine :
en
fr
- GB438768A - Improvements in apparatus for recording electric signals :
en
- US2021776A - Toy gun :
en
- US2021604A - Window construction :
en
- DE621883C - Height adjustment device for the tools of row processing machines :
de
en
- US2021619A - Garment supporter :
en
- CA354194A - Gas producer for vehicles :
en
fr
- AU2194835A - Extensible hasp and hinge fittings for attache and suitcases, trunks andthe like :
en
- US2021147A - Two-cycle engine :
en
- US2021379A - Automatic air control for combustion engines :
en
- US2021284A - Manufacture of zinc oxide :
en
- US2021402A - Ventilating means for toilets and the like :
en
- US2021613A - Pumping system :
en
- US2021878A - Carboy cushion :
en
- US2021837A - Method and apparatus for precipitating cellulose acetate :
en
- USD97567S - Design fob a box ob similab abticle :
en
- US2021860A - Package :
en
- US2021161A - Electrical circuit :
en
- CA354241A - Electric valve circuit :
en
fr
- FR45701E - System of theatrical performances applicable to spoken events :
en
fr
- US2021174A - Typewriter :
en
- DE622012C - Centrifugal drum with closing means moved by liquid pressure for the sludge outlet openings :
de
en
- DE622032C - Superheater with device for regulating the superheating temperature :
de
en
- DE622136C - Crane scale with electrical remote display of the load weight :
de
en
- US2021847A - Paper support for typewriters :
en
- DE622248C - Lid-shaped closure for preservation vessels :
de
en
- US2021213A - Antifreeze saver :
en
- FR790364A - Liquid purification process :
en
fr
- FR790549A - Method for producing and transmitting control currents of determined frequency, transmitted in particular over high-current networks, and remotely actuating resonance relays :
en
fr
- US2021126A - Organ stop action :
en
- US2021491A - Electrical pyrometer resistance :
en
- USD97521S - Design for a radiocabinet :
en
- DE622183C - Separating prism with measuring marks for stereoscopic and coincidence range finders :
de
en
- DE622239C - Injection machine for plastic masses :
de
en
- DE622092C - Device for controlling the load limits in materials testing machines for changing loads :
de
en
- GB438453A - Improved means for regulating the temperature of the combustion air for internal combustion engines :
en
- FR45743E - Handlebar stem for cycles, with elastic mounting eye :
en
fr
- FR790509A - Application of ceramic materials with additions of titanium dioxide to the establishment of electric circuits or capacitors independent of temperature :
en
fr
- GB438568A - Improvements in or relating to radio receiving systems :
en
- US2021230A - Paint striping device :
en
- FR790418A - Adjustable turret for aircraft :
en
fr
- GB438754A - Improvements relating to belt drives :
en
- FR790312A - Improvement in sports shoes :
en
fr
- US2021593A - Mask :
en
- USD97586S - Design fob a street-traffic :
en
- DE622050C - Equipment for the production of tinned heat exchangers :
de
en
- US2021451A - Drill string section :
en
- US2021184A - Drilling structure and bit :
en
- US2021565A - Automobile doorlatch :
en
- GB438605A - Improvements in lenses :
en
- AU2006434A - Improvements in ventilators for vehicles andthe like :
en
- US2021262A - Internal combustion engine :
en
- US2021333A - Internal combustion engine :
en
- GB438640A - Improvements in and connected with web-winding mechanisms and antomatic controls therefor :
en
- GB438577A - Improvements in and relating to electric power switches :
en
- DE622018C - Base with an adjustable suction cup :
de
en
- US2021516A - Semiautomatic starter control :
en
- DE601605C - Dry electrolytic capacitor with anode and cathode consisting of wire or ribbon-shaped structures :
de
en
- FR790432A - Watering jet :
en
fr
- CA354206A - Fibre refiner :
en
fr
- GB438573A - Machine for packing zig-zag interfolded paper leaves in cardboard covers :
en
- US2021305A - Method of and apparatus for dispensing beverages :
en
- FR790470A - V-section drive belt :
en
fr
- FR790555A - Improvements to drive cams for internal combustion engines :
en
fr
- FR790572A - Air brake release device :
en
fr
- DE622138C - Shoeing :
de
en
- CA354233A - Bituminous emulsion :
en
fr
- DE622224C - Tubular extractor for rock drilling dust :
de
en
- DE622186C - Process for producing multicolored patterns on objects made of aluminum or aluminum alloys :
de
en
- FR790415A - Advanced motor vehicle :
en
fr
- GB438444A - Improvements relating to the electric insulation of wire :
en
- GB438888A - Improvements in jigging machines for concentrating ores and other materials :
en
- US2021136A - Speed varying transmission unit :
en
- US2021609A - Packaged product and closure therefor :
en
- FR790466A - Method and device for ensuring the operation of an inverter installation with a single-phase or polyphase alternating current network working momentarily without a device imposing the frequency :
en
fr
- GB438482A - Improvements in and relating to interlocking sheet-piling :
en
- AU2008234A - Improvements in or relating to automatic or semiautomatic telephone or like exchange systems :
en
- DE622237C - Push-button connection of typewriters, calculating machines, etc. Like. With the floor board :
de
en
- US2021802A - Resistance unit :
en
- US2021209A - Paint restoring or mixing device :
en
- US2021551A - Dismountable gun mounting :
en
- US2021620A - Envelope :
en
- CA354222A - Sash guide :
en
fr
- IE14351L - Extrusion press for kneaded clay etc: degasifying :
en
- DE622249C - Electric light meter on roll film cameras :
de
en
- FR790540A - Improvements to mowers :
en
fr
- GB438485A - Improvements in drives for sound recording and reproducing machines :
en
- GB438639A - Improvements in or relating to a method of knitting, and apparatus therefor :
en
- GB438795A - Improvements in and relating to the concentration of latex :
en
- DK50914C - Bleaching, washing, cleaning and rinsing agent. :
da
en
- DE622130C - Circuit carrier :
de
en
- DE622260C - Cantilever mounted side roller for trough conveyor belt rollers :
de
en
- US2021741A - Apparatus for play :
en
- US2021853A - Air filter :
en
- US2021216A - Multiphase current regulator :
en
- DE622031C - Device for regulating the speed of the prime mover of boiler feed pumps as a function of the boiler voltage and the pump pressure :
de
en
- FR790489A - New smoking pipe :
en
fr
- GB438631A - Improvements in and relating to radio receivers :
en
- GB438683A - Improvements in thermionic electrodes :
en
- CA354293A - Fastener :
en
fr
- US2021600A - Hose supporter :
en
- FR790485A - Further training in phonographs and cinematographic projection devices :
en
fr
- GB438630A - Improvements in photometers :
en
- GB438727A - Improvements in electric discharge devices :
en
- GB438434A - Improvements in the manufacture of cellulose :
en
- GB438697A - Improved preheating device for vapour burning heating apparatus :
en
- DE622228C - Method and device for dewatering moist raw materials :
de
en
- GB438566A - Method of and apparatus for operating furnace installations :
en
- GB438348A - An improved apparatus for evaluating a given function of two variables :
en
- AU2015534A - Improvements in and relating tothe saccharification of cellulose :
en
- GB438531A - Pad for relief of shoe pressure :
en
- FR790512A - Improvement in differential pressure indicator tubes :
en
fr
- FR790539A - Manufacturing process of thermal and sound insulation :
en
fr
- GB438484A - Manufacture of hexamethine dyestuffs :
en
- FR790350A - Improvements in timber conservation :
en
fr
- GB438680A - Method and apparatus for making emulsions :
en
- GB438707A - Improvements in and relating to refrigerating machines :
en
- GR5528B - PERFECTIONS IN AND IN RELATION TO PAPER BAG. :
el
en
- CA354275A - Phonograph record retaining device :
en
fr
- US2021243A - Clamping device :
en
- AU2150735A - Tobacco tin with provision for holding cigarette paper packet :
en
- FR790339A - New anticryptogamic products and manufacturing process :
en
fr
- GB438478A - Improvements in or relating to elastic couplings for shafts :
en
- US2021817A - Animated picture :
en
- DE622221C - Dough dividing machine :
de
en
- US2021790A - Antiglare device :
en
- US2021715A - Lubrication device :
en
- US2021766A - Electronic timer :
en
- USD97566S - Design for a lace :
en
- US2021155A - Tire inflating device :
en
- US2021423A - Alarm circuit :
en
- US2021657A - Pencil :
en
- DE622127C - Rail fastening for easily laid tracks :
de
en
- US2021170A - Machine for driving spikes in railroad ties :
en
- US2021193A - Connecting rod for shock absorbers :
en
- US2021385A - Spare tire cover :
en
- CA354207A - Skate attaching means :
en
fr
- US2021269A - Electrical protective system :
en
- US2021673A - Motion sign or the like :
en
- FR790536A - Stocking shape with retainer :
en
fr
- FR790348A - Dust vacuum nozzle :
en
fr
- US2021768A - Roller brush :
en
- US2021841A - Hose coupling gauge :
en
- US2021422A - Padded horseshoe calk :
en
- USD97568S - Design for a bathroom scale :
en
- CA354251A - Impulse actuated switch :
en
fr
- DE622229C - Production of trinastrum phosphate :
de
en
- FR790478A - Improvements to the methods and means of measuring bending moments, shear forces and other forces in a loaded construction :
en
fr
- GB438443A - A new or improved machine for perforating paper bands to form covers for seats of water closets or the like :
en
- DE622236C - Holder for shoe polish cans :
de
en
- US2021165A - Transmission :
en
- US2021283A - Thermometer :
en
- GB438533A - Improvements in or relating to television, telecinematograph and like systems, and apparatus therefor :
en
- DE622022C - Grinder for double-edged safety razor blades with simultaneous processing of the four cutting edges :
de
en
- US2021167A - Housing and end thrust bearing device for railway vehicle axles :
en
- USD97585S - Design fob a metallic mesh fabric :
en
- DE622193C - Adjustment device for the carburetor throttle valve on internal combustion engines of motor vehicles :
de
en
- GB438963A - Improvements in auxiliary swivelling wheels for bicycles :
en
- FR790503A - Injection molding machine :
en
fr
- US2021465A - Cooking and steaming utensil :
en
- FR790493A - Velvet devouring process :
en
fr
- US2021226A - Bedpan :
en
- FR790566A - Automatic amplitude control device in multiple carrier frequency transmission systems :
en
fr
- GB438553A - Improvements relating to machines for cleaning and polishing metal :
en
- DE622150C - Modulation circuit for tube transmitters based on the grid direct current principle :
de
en
- FR790405A - Closing device for refrigerated enclosures :
en
fr
- GB438651A - A new or improved meteorological apparatus :
en
- GB438731A - Improvements in or relating to garden frames :
en
- GB438889A - Improvements in and relating to tractor and trailer combined vehicles :
en
- CA354323A - Telegraph system :
en
fr
- FR790423A - Electric starter :
en
fr
- FR790385A - Passivation process of ferrous metals :
en
fr
- GB438692A - Improvements in plug and socket couplings provided with switches :
en
- FR790392A - Refrigerated table for the display of foodstuffs and the like :
en
fr
- GB438449A - Manufacture of unsymmetrical heptacarbocyanine dyestuffs :
en
- US2021172A - Paper impervious to moisture, water, and grease :
en
- US2021362A - Advertising sign :
en
- US2021763A - Manufacture of artificial products :
en
- GB438492A - Improvements in or relating to shock absorbers :
en
- GB438561A - Improvements in stanchions which are chiefly applicable to the mining industry :
en
- GB438660A - Improvements in and relating to blades for aircraft sustaining rotors :
en
- USD97535S - Design for a locket :
en
- DE622029C - Device for treating textile goods on molds :
de
en
- DE622200C - Floating flap device for the legs of a swimmer :
de
en
- GB438726A - Improvements in methods and apparatus for coating confections :
en
- GB438774A - Improvements in or relating to doors adapted to be hermetically closed :
en
- GB438439A - Anti-skid attachment for shoes :
en
- CA354300A - Electron discharge device :
en
fr
- CA354306A - Container manufacture :
en
fr
- DE622070C - Procedure for carrying out biological processes with the help of cover-forming fermentation pathogens :
de
en
- DE622132C - Device for molding of bodies and body parts :
de
en
- FR790562A - Painters' brushes for ceilings, and similar brush articles :
en
fr
- FR790424A - Method and devices for obtaining by casting films or films of any desired width, using solutions of plastic material in volatile solvent :
en
fr
- FR45731E - Radio frequency amplification processes :
en
fr
- FR790316A - Arc lamp for irradiation :
en
fr
- DE622091C - Automatic controller for heating systems :
de
en
- FR790425A - Stacked Barrel Rifles Improvements :
en
fr
- GB438446A - Directional radio transmitting arrangements particularly applicable for determining bearings :
en
- US2021440A - Thermostatic device :
en
- CA354159A - Water accumulator :
en
fr
- US2021263A - Reversible thermostatic system :
en
- AU2161535A - Improved slidable filter for filtering infusions and like uses :
en
- DE622024C - Device for automatic control of the washing process in setting machines :
de
en
- DE622013C - Device for separating goods of different specific weights, in particular stone catchers for floating beetroot :
de
en
- DE622068C - Clothes handle :
de
en
- FR790327A - Improvements to machines for placing coins, such as letters, circulars, etc., in envelopes :
en
fr
- FR45735E - Rubber mold for reinforced or non-reinforced cement pipes :
en
fr
- FR790600A - Mobile protective paving for flat roofs or other similar applications :
en
fr
- US2021131A - Coating composition :
en
- US2021617A - Harrow tooth control :
en
- US2021478A - Manufacture of copper ammonium :
en
- US2021559A - Receptacle :
en
- US2021835A - Molded leather article process :
en
- DE622226C - Dividing device for zigzag punching for the production of row punchings in panels made of sheet metal o. :
de
en
- GB438746A - Improvements in reversible share ploughs :
en
- USD97564S - Design for a lace :
en
- DE622181C - Room closure ceiling :
de
en
- FR790531A - Closure for color tubes, paste, glue, cream, liquids and other products :
en
fr
- AU2232135A - Means for minimizing arcing in electric switches :
en
- DE622094C - Friction wheel lighter with a windbreak jacket :
de
en
- US2021311A - Recording apparatus :
en
- US2021530A - Ventilated tray :
en
- US2021631A - Cravat holder :
en
- CA354180A - Condensation product :
en
fr
- US2021307A - Retractable landing gear operating means :
en
- US2021667A - Acceleration indicating device :
en
- US2021788A - Package carrying tape :
en
- US2021289A - Rotary steam engine :
en
- US2021430A - Spring structure :
en
- US2021173A - Press welder for metal doors :
en
- US2021452A - Filter :
en
- US2021654A - Railway traffic controlling apparatus :
en
- USD97527S - Design for a textile fabric :
en
- US2021466A - Washing machine :
en
- FR45724E - Halogen-substituted butadiene polymerization products and process for their manufacture :
en
fr
- CA354261A - Electrical measuring and regulating system :
en
fr
- GB438892A - Improvements in or relating to apparatus for grading materials :
en
- FR790337A - Process for the continuous refining of hydrocarbons :
en
fr
- GB438703A - Improvements in or relating to milking machines :
en
- CA354318A - Rubber goods vulcanizing apparatus :
en
fr
- DE622227C - Process for printing textile fabrics with water-free printing pastes in planographic printing :
de
en
- DK50903C - Combustion engine of the type in which liquid fuel is injected into a cooled pocket in the cylinder head and ignition by compression. :
da
en
- CA354160A - Refrigerating apparatus :
en
fr
- US2021347A - Sign construction :
en
- US2021557A - Power current transmission within limited districts :
en
- DE622223C - Impact drill bit for deep drilling :
de
en
- FR790544A - Soft rubber introduction tube, for medical purposes, and method of manufacture :
en
fr
- US2021258A - Shoe last :
en
- CA354316A - Hydrocarbon oil and coal processing :
en
fr
- DE622087C - Engine propellant :
de
en
- US2021674A - Car roof :
en
- US2021858A - Control for motor vehicles :
en
- CA354271A - Power transmission :
en
fr
- US2021727A - Differential control device :
en
- US2021826A - Lid fastener :
en
- US2021454A - Safety device :
en
- GB438753A - The manufacture of acyl octahydro follicle hormones :
en
- AU2021934A - Improvements in or relating to flush valves :
en
- USD97580S - Design for a barrel :
en
- US2021737A - Loose leaf binder :
en
- DE622044C - Transformation sofa :
de
en
- US2021512A - Truck closure device :
en
- US2021623A - Manufacture of cement :
en
- US2021805A - Closure fastener :
en
- CA354187A - Railway car truck :
en
fr
- DE622052C - Flashing trigger for hand or rifle grenades :
de
en
- US2021312A - Laundry press :
en
- DE622048C - Procedure for performing electrometric analyzes :
de
en
- US2021630A - Necktie holder :
en
- US2021656A - Knife :
en
- US2021679A - Treating sewage :
en
- FR790451A - partial screen for t appliance cabinetry. s. f. :
en
fr
- CA354265A - Vacuum discharge tube control :
en
fr
- US2021472A - Game and toy :
en
- GB438442A - Improvements relating to propulsion apparatus for trolley buses and like electric locomotives :
en
- GB438755A - Improvements relating to ramming machines for moulding bricks slabs, blocks and the like :
en
- US2021499A - Circuit breaker :
en
- US2021664A - Mining machine :
en
- CA354210A - Low pressure boiler :
en
fr
- CA354227A - Aircraft gun mounting :
en
fr
- DE622066C - Cube-shaped folding box secured by a seal :
de
en
- GB438785A - Magazine change device for matrix composing and line casting machines having severalmagazines arranged one over the other :
en
- FR790533A - Improved method and machine for manufacturing cigarettes, particularly tipped cigarettes :
en
fr
- US2021279A - Brake beam support :
en
- DE622027C - Method and device for closing the core tube at the sampler :
de
en
- SE84900C1 - :
en
- US2021444A - Container :
en
- US2021540A - Floral supporting rack :
en
- DK50923C - Device by Bicycles. :
da
en
- FR790459A - Dishwasher :
en
fr
- FR790335A - Improvements to radio receivers :
en
fr
- FR790404A - New advertising toy :
en
fr
- US2021548A - Removal of sulphur dioxide from gases :
en
- US2021511A - Card punching control :
en
- US2021672A - Method and apparatus for conditioning precipitates and separating same from liquids :
en
- FR45706E - Improvements to hanging devices :
en
fr
- FR790561A - Industrial nitrobenzene purification process :
en
fr
- US2021181A - Automatic electric change-over for moving picture machine shutters :
en
- US2021364A - External and self cooled generator :
en
- US2021665A - Method of canning :
en
- USD97555S - Design for a pencil :
en
- FR790510A - Heavy-duty handling apparatus applicable, in particular, to lifeboats, and means of automatically unhooking them :
en
fr
- US2021412A - Reacting caustic lime with gypsum :
en
- US2021134A - Rotary power-reversing mechanism :
en
- DE622067C - Vibrating grate for sieving bulk goods :
de
en
- US2021614A - Machine for cutting off short lengths of flexible material and creasing and folding the same :
en
- GB438620A - Improvements in or relating to apparatus for controlling and operating doors of passenger vehicles :
en
- US2021351A - Valve :
en
- US2021804A - Brake rigging support :
en
- USD97575S - Design for an automobile :
en
- FR790448A - Filling, decanting and emptying device, complete with closing device, for containers :
en
fr
- US2021308A - Coin detection system :
en
- GB438880A - Improvements in or relating to overhead electrical conductors :
en
- DE622003C - Grease lubrication device :
de
en
- AU213104A - Process forthe production of hydrocyanic acid :
en
- US2021564A - Manufacture of alcohols :
en
- CA354149A - Article grading apparatus :
en
fr
- DE622218C - Main shut-off valve for automatic fire extinguishing systems, the shower pipe network of which is filled with compressed air when the system is in standby :
de
en
- US2021132A - Method of producing figured knit fabrics :
en
- USD97588S - Design fob a transformer cabinet :
en
- USD97587S - Design for a vehicle ornament :
en
- FR790468A - Auxiliary trolley installation for swing crane :
en
fr
- CA354302A - Paper manufacture :
en
fr
- US2021473A - Indicator for electric fuses :
en
- US2021598A - Knitted lace fabric and articles :
en
- US2021462A - Heating appliance :
en
- US2021276A - Spring winding machine :
en
- US2021682A - Card-holding device :
en
- US2021162A - Apparatus for stereoscopic picture recording, reproducing, and the like :
en
- US2021484A - Bill detector :
en
- US2021391A - Automatic manifolding collator and carbon assembly :
en
- USD97562S - Design for a hydraulic jack :
en
- US2021212A - Time switch :
en
- US2021144A - Ear shield :
en
- US2021315A - Booster motor support :
en
- US2021195A - Line-spacer for typewriters :
en
- FR45708E - Device for cooling or cooling liquids and in particular drinks :
en
fr
- FR45727E - Improvements to cinematographic projectors :
en
fr
- DE622005C - Method for connecting the individual parts of multi-part objects with one another :
de
en
- GB438422A - Pictorial postcards vending machine :
en
- US2021818A - Hydrocarbon vapor lamp or burner :
en
- DE622039C - Circular knitting machine with thread guides :
de
en
- DE622120C - Electrical safety and ignition device for gas fires :
de
en
- GB438625A - Improvements in and relating to clamping devices for securing scaffold tubes and thelike :
en
- GB438877A - Improvements in the treatment of materials comprising filaments, threads, ribbons and the like of organic esters of cellulose :
en
- FR790357A - Improvements to the rear axles of road vehicles :
en
fr
- GB438797A - Radio receiver :
en
- US2021424A - Electrode furnace roof :
en
- AU2004634A - Sound recorders and reproducers :
en
- FR790358A - Apparatus for chewing rubber, gutta-percha and the like of a very stubborn nature :
en
fr
- GB438779A - Attachment for sewing machines :
en
- US2021748A - Conveyer chain :
en
- US2021877A - Vacuum tube tester :
en
- DE622015C - Expansion switch :
de
en
- DE622225C - Process for the production of screw nuts with facets and scraped key surfaces :
de
en
- US2021589A - Starter spring :
en
- US2021384A - Removal of acid from peroxide solutions :
en
- DE622095C - Fluid transmission in which pressurized fluid is pumped from the high pressure side into a storage container :
de
en
- FR790565A - Process for preparing dodecahydro-triphenylene :
en
fr
- GB438448A - Improvements in or relating to the reproduction of sound recorded on lenticular colour picture films :
en
- CA354213A - Cow tail hanger :
en
fr
- DE622254C - Filling valve with self-closing :
de
en
- CA354203A - Stove :
en
fr
- DE622071C - Process for the manufacture of paint brushes and brushes with bristle bundles composed of two individual bundles :
de
en
- DE622174C - Reversing device for regenerative furnace systems :
de
en
- CA354297A - Lenticular film copying device :
en
fr
- FR790570A - Fire detector :
en
fr
- US2021822A - Time delay device for automatic switches :
en
- FR790323A - Improvements to shoes and their manufacturing process :
en
fr
- AU2012034A - Means for securing an implement, such asa pick, upon its handle :
en
- US2021543A - Filling machine for aerated mineral water siphon bottles :
en
- CA354167A - Sand washing and crushing machine :
en
fr
- CA354175A - Vehicle body :
en
fr
- DE622113C - Process for the preparation of sulfonic acid and carboxylic acid compounds of 1,3-diaryl-5-pyrazolones :
de
en
- US2021586A - Garment :
en
- US2021396A - Starting motor and ignition system control for internal combustion engines :
en
- US2021143A - Production of dispersions :
en
- US2021415A - Cigarette support :
en
- US2021738A - Loose leaf binder :
en
- US2021378A - Reenforced pipe construction :
en
- US2021595A - Butt gauge :
en
- CA354226A - Transparent paper :
en
fr
- CA354238A - Artillery wheel :
en
fr
- CA354305A - Hat stretcher :
en
fr
- FR790427A - Adjustable scale for rockets :
en
fr
- CA354282A - Hydraulic shock absorber :
en
fr
- DE622263C - Universal joint-like connection for electrical lines :
de
en
- GB438677A - Improvements in or relating to loose-leaf binders :
en
- AU2023034A - Improvement in signal selecting system :
en
- DK50902C - With Overcharge working Two-stroke internal combustion engine. :
da
en
- US2021707A - Fluid reaction device :
en
- US2021186A - Apparatus for making sheet glass :
en
- DE1356072U - :
de
en
- DE622037C - Automatic switching device on conveyor systems for a medium to be heated electrically, especially on hot air systems in the hairdressing trade :
de
en
- FR790407A - New arrangement of the cooling jacket of furnaces for incineration, calcination or combustion of various materials, in particular household waste :
en
fr
- GB438749A - Improvements in bathing caps :
en
- DE622142C - Device for loading and unloading bottles for mechanical dishwashers :
de
en
- FR790378A - Timer for liquid dispensing meters :
en
fr
- US2021293A - Decoction apparatus :
en
- US2021331A - Cellophane covered cord and method of manufacture :
en
- GB438457A - Improvements in or relating to electric arc converters :
en
- FR790303A - Testing apparatus for motor vehicle drivers :
en
fr
- DE622034C - Engine driven carriage pusher :
de
en
- FR790401A - Process and apparatus for the vacuum distillation of decomposable liquid products :
en
fr
- GB438669A - Improvements in and relating to joining and protecting devices for wireless aerial down-leads :
en
- DE622209C - Relay built in the manner of an induction motor :
de
en
- FR790319A - Process for making wallpaper suitable for making lampshades and other decorative items :
en
fr
- GB438832A - Radio receiver :
en
- US2021599A - Therapeutic lamp :
en
- GB438461A - Improvements in air-warming and circulating devices, suitable for airing beds or clothes :
en
- GB438772A - Improvements in or relating to coils for electric ignition apparatus :
en
- FR45728E - Cathode ray tube and mounting device for tubes of the same kind, in particular for television :
en
fr
- DE622097C - Wind control system with levitation valves for organs and organ-like instruments operated by control wind :
de
en
- FR790310A - Ski :
en
fr
- GB438430A - Improvements in or relating to pumps and the like :
en
- GB438721A - Improvements in or relating to herbicides :
en
- US2021373A - Mold for rubber tubes :
en
- US2021638A - Amplifier :
en
- DE622011C - Motor-operated clock, in particular synchronous clock, with alarm device :
de
en
- GB438535A - Electrically operated relay having a combined vibrating member and servo-motor :
en
- GB438554A - Improved means for measuring the hardness of abrasive disks :
en
- FR790480A - Buttonhole sewing machine :
en
fr
- DK50907C - Procedure for Preservation of Ropes. :
da
en
- AU2016434A - Improved process for removing moulded rubber articles from cores :
en
- FR790394A - Winch controlled by an electric motor :
en
fr
- GB438674A - Process for crushing material in jaw breakers :
en
- US2021294A - Permanent waving :
en
- US2021316A - Roller skate and accessory therefor :
en
- US2021338A - Envelope filler :
en
- USD97529S - Design fob a combined radiator :
en
- GB438694A - Improvements in and relating to brooms, brushes, mats and the like, and to bristles therefor :
en
- US2021856A - Heat exchanger :
en
- GB438893A - Improvements in the manufacture and production of iron carbonyl :
en
- DE622211C - Process for the preparation of photographically active compounds :
de
en
- GB438543A - Improvements in or relating to tea bags :
en
- US2021252A - Kinescope :
en
- US2021720A - Searchlight control mechanism :
en
- GB438629A - Improvements in or relating to apparatus for measuring or indicating the density of solid particles, such as smoke, in a gaseous medium :
en
- FR790367A - Process for the manufacture of sodium sulphide from sodium sulphate by reduction with hydrogen or other reducing gases :
en
fr
- FR790553A - Turbo internal combustion engine :
en
fr
- CA354252A - Power transmission system :
en
fr
- GB438456A - Sharpening machine for circular saw blades :
en
- GB438611A - Improvement in liquid injecting apparatus :
en
- FR790491A - Make-up box enhancements :
en
fr
- FR790342A - Cell for the electrolysis of alkali chlorides :
en
fr
- DE622106C - Gearbox for bicycles built into the crank bearing housing :
de
en
- US2021702A - Concealed hinge :
en
- US2021535A - Duplex grinding machine :
en
- US2021799A - Electropneumatic brake :
en
- US2021346A - Sealing ring :
en
- US2021357A - Safety adjuster for casements and the like :
en
- GB438579A - Contract bridge game cards :
en
- US2021507A - Optical projection apparatus :
en
- FR790417A - Quick Acting Compressed Air Dispenser :
en
fr
- GB438619A - Improvements in combined door plates and door knockers :
en
- US2021163A - Shoe and innersole and method of making the same :
en
- US2021393A - Calculating machine :
en
- FR45736E - Arc lamp refinements :
en
fr
- US2021350A - Counter display binder :
en
- GB438642A - Improvements relating to spacing rail joints :
en
- DE622079C - Method of leveling soil by flushing :
de
en
- US2021234A - Fiberboard shipping container :
en
- US2021480A - Arch construction :
en
- US2021257A - Belt conveyer for ovens :
en
- US2021475A - Catalytic composition and method of production :
en
- CA354178A - Neon sign and circuit protection :
en
fr
- US2021819A - Production of porcelain enameled articles of changeable color :
en
- US2021453A - Material handling mechanism :
en
- DE622033C - Pedestal for typewriters :
de
en
- FR790467A - N-vinyl compounds and process for their preparation :
en
fr
- US2021299A - Method and apparatus for making dipped rubber articles :
en
- GB438472A - Improvements in or relating to stands for heating electric hand-irons :
en
- US2021154A - Bellows tire inflating device :
en
- US2021751A - Metal edging for desk or table tops :
en
- US2021616A - Method and apparatus for introducing reagents into liquid suspensions :
en
- FR790338A - Heated curler for permanent waving :
en
fr
- DE622175C - Gas retort template :
de
en
- FR790526A - Improvements to heat exchangers :
en
fr
- GB438541A - Improvement in production of alkali and alkaline earth metal nitrates :
en
- CA354192A - Wood drying and seasoning apparatus :
en
fr
- US2021215A - Air cleaner and the like :
en
- US2021845A - Railway crossing signal :
en
- CA354170A - Screw locking device :
en
fr
- US2021497A - Lead salts of dinitrosalicylic acid :
en
- CA354314A - Metal strip rolling apparatus :
en
fr
- US2021857A - Auxiliary power supply for windshield cleaners :
en
- US2021562A - Dispensing bottle top :
en
- CA354291A - Tea bag machine feeder :
en
fr
- US2021563A - Head lamp :
en
- US2021175A - Process of raising the calorific value of liquid fuel :
en
- US2021828A - Solder extruding machine :
en
- GB438730A - Improvements in or relating to rotary blowers :
en
- GB438962A - Improvements relating to waste traps :
en
- US2021400A - Self-lubricating bearing :
en
- US2021259A - Bottle closure :
en
- CA354157A - Intermittent refrigerating apparatus :
en
fr
- FR790449A - Process for the photographic reproduction of printing plates :
en
fr
- US2021757A - Motor control system :
en
- DE622102C - Device for examining and determining color tone values and printing element sizes :
de
en
- FR790402A - Improvements relating to work carried out on tensioned overhead cables :
en
fr
- DE621870C - Hydraulic drive device :
de
en
- FR45716E - Stop device by the weft breaker for loom :
en
fr
- US2021608A - Scrubbing brush :
en
- US2021729A - Exuding metatarsal pad and heel cup :
en
- CA354274A - Jointer fence :
en
fr
- AU2160135A - Recovery and concentration of metallic particles mixed with gangue :
en
- FR790515A - Artificial foot with joint and heel :
en
fr
- CA354247A - High strength alloy :
en
fr
- US2021605A - Heating apparatus :
en
- US2021794A - Hamburger-steak mold :
en
- US2021233A - Display case :
en
- AU293019B2 - Laminated fibres their production and use :
en
- US2021517A - Tape driving of spindles in ring spinning and doubling frames :
en
- US2021678A - Liquid fuel burner :
en
- US2021231A - Key bolt :
en
- AU2020234A - Improvements in or relating to modulation monitoring installations for use in connection with radio and like transmitters, and apparatus for use therwith :
en
- FR790344A - Method of applying coloring matter to the web of paper in the manufacture of carbon paper, duplicate formulas and the like :
en
fr
- FR790486A - Variable Tilt Machine Tool Vise :
en
fr
- US2021235A - Fiberboard container support :
en
- US2021718A - Torsionally resilient coupling :
en
- US2021754A - Electric circuit control means :
en
- CA354214A - Horseshoe :
en
fr
- FR45744E - Filament for electric lamps :
en
fr
- FR790374A - Self-locking axle :
en
fr
- FR790548A - Dedusting installation :
en
fr
- GB438466A - An improved binding device for loose-leaf ledgers and the like :
en
- CA354301A - Laminated paper manufacture :
en
fr
- DE622252C - Glass washing device :
de
en
- FR790317A - Provision for telephone installations :
en
fr
- FR790372A - Detachable handle to take kitchen utensils and more :
en
fr
- GB438454A - Improvements in or relating to coin-freed mechanism :
en
- DE622241C - Automatically controlling and regulating weigh feeder :
de
en
- DE622000C - Magazine speaking machine for optional playing of records :
de
en
- DE622057C - Belt conveyor with a band structure consisting of movably connected individual fields :
de
en
- DE622093C - Control stamp for booking purposes :
de
en
- US2021436A - Smoker's appliance :
en
- CA354181A - Lignocellulosic material processing :
en
fr
- US2021152A - Novelty finish :
en
- US2021647A - Control mechanism for burners :
en
- US2021366A - Printing telegraph receiver :
en
- US2021553A - Control mechanism :
en
- US2021812A - Ophthalmic lens and method of making the same :
en
- AU1971634A - Improvements in looseleaf filing devices :
en
- DE622075C - Sheet alignment device :
de
en
- CA354276A - Liquefied gas distributing apparatus :
en
fr
- US2021363A - Hanger for screw conveyers :
en
- CA354324A - Book binding :
en
fr
- CA354198A - Aircraft flight starting arrangement :
en
fr
- DE622256C - Ignition device for flares that can be fired by ordinary handguns :
de
en
- GB438445A - Process for the manufacture of o-aminoazo-dyestuffs :
en
- GB438556A - Improvements in filtering elements for gas masks and the like :
en
- US2021189A - Spat :
en
- US2021429A - Scraper toy :
en
- US2021328A - Method of rolling metal sheets :
en
- US2021460A - Variable speed power transmission mechanism :
en
- CA354209A - Fan-shaped screw-lock :
en
fr
- DE622042C - Process for removing hydrogen sulfide and other acidic contaminants from ammonia-containing gases :
de
en
- AU2294535A - Eddible cream or butter and honey product and process of manufacturee therof :
en
- US2021343A - Dam forming attachment for lister plows :
en
- DE622187C - Tool spindle for machine tools with a device for clamping and ejecting the tool provided with a conical shaft :
de
en
- GB438687A - Double internal combustion engine units for aircraft :
en
- GB438780A - Improvements in or relating to injection nozzles for internal combustion engines :
en
- FR790368A - Improvements to variable speed transmission devices :
en
fr
- FR790429A - Improvements in distribution valves for machines operating under fluid pressure :
en
fr
- FR790513A - Improvements to gluing machines used in shoemaking :
en
fr
- CA354279A - Dyestuff :
en
fr
- DE622151C - Arrangement for the automatic regulation of the voltage in three-phase networks :
de
en
- US2021594A - Terminal box for electric cables :
en
- AU2009734A - Improved appliance for use in turning soft-soled slippers andthe like :
en
- CA354191A - Liquid dispensing device :
en
fr
- AU2071734A - Tobacco tin with provision for holding cigarette paper packet :
en
- US2021210A - Form for molding concrete structures :
en
- CA354330A - Yarn or filament manufacture :
en
fr
- USRE19763E - Process for separation of :
en
- DE622131C - Switching arrangement for generating electrical currents from flowing gases containing electrons and / or ions :
de
en
- FR45750E - Wheel for rolling stock on railway tracks :
en
fr
- US2021253A - Kinescope :
en
- CA354263A - Transportation apparatus :
en
fr
- DE622043C - Mobile vacuum cleaner whose drive motor is mounted with its axis perpendicular to the direction of movement :
de
en
- FR790507A - Improvements to typewriters :
en
fr
- US2021220A - Driving mechanism :
en
- US2021642A - Method for waving hair :
en
- FR790330A - Process for the manufacture of extracts of essences and lotions in powders :
en
fr
- CA354299A - Roofing element bundle :
en
fr
- US2021869A - Production of vinyl ethers :
en
- DE622125C - Process for preparing sintered ores for subsequent reduction :
de
en
- DE622180C - Loosely rotatable storage drum of a capstan system :
de
en
- FR45715E - High sensitivity fuze for artillery or aviation projectiles or other similar applications :
en
fr
- CA354243A - Electric valve circuit :
en
fr
- US2021267A - Indigoid vat dyestuffs :
en
- CA354329A - Pump :
en
fr
- GB438539A - Improvements in and relating to asphalte mixers :
en
- US2021677A - Lighting system control :
en
- US2021684A - Ventilator :
en
- CA354199A - Metallurgical solution impurities removing method :
en
fr
- FR790500A - Rotary cookie dough molding machine :
en
fr
- GB438451A - Improvements in and relating to the roasting of ferruginous sulphide ores :
en
- GB438549A - A new and improved screw-threading machine for forming taper threads :
en
- US2021187A - Chair base :
en
- US2021572A - Method of making piston rings :
en
- US2021705A - Remote control system for radioreceivers :
en
- FR790501A - Method of counting quantities of heat :
en
fr
- FR790519A - Improvements to "lambskin" type fabrics and their manufacturing processes :
en
fr
- GB438570A - Improvements in or relating to electrically heated cooking utensils :
en
- FR790571A - Reversible fireplace for all devices :
en
fr
- GB438635A - Method and means for running carburettor internal combustion engines :
en
- GB438665A - Improvements in or relating to electrical signalling systems :
en
- FR790597A - Airplane training :
en
fr
- DE622006C - Interchangeable film reel for cinema equipment :
de
en
- DE622196C - Bicycle or motorcycle with a trailer that can be opened and folded :
de
en
- FR45718E - Test method and apparatus mainly applicable to aviation equipment :
en
fr
- CA354304A - Laminated glass :
en
fr
- CA354310A - Calcium-zinc sulphide pigment :
en
fr
- FR790546A - Log improvements for measuring distance traveled by vessels :
en
fr
- CA354220A - Crown cork catching device :
en
fr
- DE622216C - Lubricating head for grease guns :
de
en
- US2021752A - Electric-circuit resistance-sensitive apparatus :
en
- US2021348A - Veneered stone like unit :
en
- US2021510A - Propelling device :
en
- US2021607A - Apparatus for magnifying the effects of vibrations of small amplitude :
en
- US2021626A - Agitator for drink mixers :
en
- FR45730E - Process for the production of strong gas and by-products by gasification with oxygen under high pressure :
en
fr
- US2021272A - Pit prop :
en
- US2021332A - Inhalation apparatus :
en
- DK50918C - Apparatus for cutting a new slip pattern on the tread of worn car tires. :
da
en
- CA354172A - Container rim :
en
fr
- US2021207A - Display fixture :
en
- US2021670A - Machine for the manufacture of bottles, flagons, and other hollow glass objects :
en
- DE622161C - Centrifugal pump with an axial thrust compensation device on the pressure side, especially for locomotive boiler feed :
de
en
- GB438644A - Improvements in or relating to refrigerating apparatus :
en
- US2021843A - Automatic tuning changer for radio receiving sets :
en
- US2021868A - Fluid-tight packing joint :
en
- USD97572S - Design foe a textile fabric :
en
- GB438744A - Improvements in and relating to the production of rubber threads :
en
- GB438560A - Improvements in and relating to trunk communication electric cables :
en
- US2021723A - Ash receiver :
en
- DE622148C - Process and device for the production of aqueous chlorine solutions :
de
en
- US2021227A - Method of isolating the segregate in ingots :
en
- GB438668A - Improvements in pocket friction lighters for use in lighting tobacco pipes, cigarettes, cigars and the like :
en
- GB438713A - Improvements in or relating to slicing machines for vegetables, fruit or the like :
en
- FR790584A - Detection device for noxious gases or other applications :
en
fr
- DE622051C - Electric musical instrument that can be played in any number of voices :
de
en
- US2021528A - Spring assembly for upholstery and springs therefor :
en
- US2021251A - Conveyer apparatus for dough-working machinery :
en
- US2021204A - Engine scavenging system :
en
- US2021710A - Nozzle :
en
- CA354236A - Artillery wheel :
en
fr
- DE622246C - Slip or shift clutch with spring-loaded control device :
de
en
- FR790527A - Improvements to suspension devices, for motor vehicles in particular :
en
fr
- AU2418935A - Improvements relating to roller shutters :
en
- CA354197A - Coffee tablet preparation :
en
fr
- DK50911C - Fuel Pump for Combustion Machines with Pressure Injection. :
da
en
- GB438459A - Improvements in change speed gearing :
en
- DK50910C - Adjustable Closure for Belts, Garments, Pockets, Shoes, Bags and Suitcases. :
da
en
- US2021349A - Boring bar tool support :
en
- GB438474A - Improvements in spoons for preserves :
en
- US2021297A - Rail joint :
en
- US2021808A - Deck chair :
en
- USD97576S - Design for a range :
en
- FR790347A - Variable extension and tilt bracket for cycle and motorcycle lanterns :
en
fr
- DE622122C - Process for the isolation of pentanones from mixtures containing two isomeric pentanones :
de
en
- US2021525A - Electrical preheater for carburetors :
en
- US2021645A - Automatic clutch and transmission mechanism :
en
- US2021761A - Cracking process :
en
- FR45703E - Shock absorber device :
en
fr
- FR790321A - Vehicle chassis :
en
fr
- GR5520B - HOW TO WRINK SAUSAGE PRODUCTS, FOOD AND FOOD. :
el
en
- GR5526B - BRULEUR A CHARBON PROFESSION. :
el
en
- DE622111C - Conveyor device for hard dust such as cement, coal dust :
de
en
- US2021326A - Retractable landing gear :
en
- US2021539A - Ethereal sulphur-containing compounds and process of producing same :
en
- GB438536A - Improvements in apparatus for casting metals :
en
- US2021377A - Reversible drive :
en
- US2021241A - Quick detachable coupling :
en
- US2021249A - Road top mixer :
en
- USD97536S - Design fob a shoe or similar article :
en
- FR790414A - Process for multiplying phonograms in sheet form by means of printing blocks and printing inks or substances :
en
fr
- FR790440A - Improvements in oil dewaxing processes to obtain lubricating oils which only cease to be fluid at low temperatures :
en
fr
- GB438488A - Improvements in and relating to gas-burners :
en
- GB438628A - Improvements in or relating to tuning indicators for wireless apparatus :
en
- US2021382A - Remote control system :
en
- US2021533A - Telltale system for projection apparatus :
en
- USRE19760E - Valve operating mechanism for :
en
- US2021319A - Direction signal light :
en
- DE622194C - Device for motor vehicles for lifting and pivoting one end of the car :
de
en
- US2021728A - Rail joint and method :
en
- FR790545A - Insulator support for electrical conductors :
en
fr
- FR45738E - Process for impregnating porous materials :
en
fr
- FR790381A - Displacement device for permanent braking magnets :
en
fr
- FR790573A - Culottes :
en
fr
- GB438762A - Improvements in fastening means for articles of personal wear :
en
- US2021374A - Tape coil clip :
en
- US2021744A - Internal-combustion engine of the fuel-injection type :
en
- US2021756A - Coupling arrangement :
en
- FR790353A - Preparation of xanthates :
en
fr
- GB438440A - Improvements relating to electro-magnetic carbon-pile regulators :
en
- GB438725A - Improvements in or relating to the manufacture of nuts or the like :
en
- FR790391A - Headquarters improvements :
en
fr
- US2021680A - Preparation of methylene ethers :
en
- US2021637A - Building construction :
en
- US2021753A - Electric circuit control means :
en
- US2021852A - Method of making esters of glycols :
en
- GB438423A - Improvements in or relating to apparatus for distilling or concentrating liquids :
en
- GB438647A - Improvements in or relating to dolls :
en
- GB438670A - Improvements in or relating to radio receiving apparatus :
en
- AU2042334A - Cultivating implement for use in cane fields :
en
- US2021201A - Micrometer key gauge :
en
- DE616396C - Heavy oil evaporator device for mixture-compressing internal combustion engines :
de
en
- DE622086C - Method and device for electrical resistance welding of the longitudinal seams of thick-walled, round hollow bodies :
de
en
- FR45705E - Process for the distillation of coal at low temperature and means for implementing this process :
en
fr
- FR790576A - Snap-on binding :
en
fr
- FR45723E - Enhancements to Multiple Telephony and Single-Frequency Powerline Telegraphy Devices :
en
fr
- GB438673A - Improvements relating to electric power cable systems :
en
- GB438675A - A jig for finishing the ends of piston rings :
en
- FR45740E - Electrical control for injection molding machines intended for plastic masses :
en
fr
- FR790382A - Exact adjustment of radio receivers equipped for projection with a calibration system for locating transmitting stations, by automatic focusing of this projection according to the perfection of the agreement :
en
fr
- DK50930C - Spring-loaded Clamp for Use in Permanent Curling. :
da
en
- FR790452A - Boosted hot air heater :
en
fr
- CA354153A - Pneumatic cushion :
en
fr