• DE574636C - Electrical resistance, especially for heating purposes, made from a ceramic cover filled with resistance material : de en
  • DE574995C - Multi-stage evaporator system : de en
  • DE574996C - Process for the production of lumpy coke from poorly baked coal : de en
  • US1904560A - Refrigerator evaporator : en
  • DE574817C - Device for lifting off the manually steered driven roller on flame cutting machines, which transfers the movement to the torch : de en
  • GB390977A - An improved process for raising the impact bending strength of acetyl cellulose masses moulded by injection : en
  • US1903813A - Engraver's mat : en
  • US1904447A - Rectifier : en
  • DE574904C - Single-roller grater : de en
  • FR41838E - High pressure needle valve : en fr
  • GB390875A - Improved method of and apparatus for generating high pressure steam : en
  • CA331775A - Game : en fr
  • DE574562C - Refrigerant for refrigeration circuits in which the refrigerant is to be compressed : de en
  • US1904216A - Steam generator and superheater and operation thereof : en
  • US1904487A - Resistance unit : en
  • US1904150A - Hair waver : en
  • US1904168A - Lubricating system and pump : en
  • US1904904A - Automatic telephone system : en
  • DE574783C - Swivel device for rotatable on the vehicle, especially motor vehicle, mounted headlights : de en
  • DE574843C - Device for regulating the overheating temperature in steep-tube boilers with an overheater located above the upper drum : de en
  • GB390876A - Pump for liquids : en
  • DE574724C - Gattersaw tang attached to the saw blade so that it can be detached : de en
  • US1904426A - Production of acetylene and hydrogen : en
  • FR744571A - : fr
  • GB391116A - Improvements in or relating to nail or like fastener assorting mechanism : en
  • DE574637C - Method and device for piecing on rayon spinning machines : de en
  • DE574648C - Method and device for removing moisture from tubular textile material : de en
  • US1904636A - Key operated warm air register : en
  • US1904935A - Electric switch : en
  • FR744418A - : fr
  • GB390880A - Improvements in draw-out electrical switchgear arrangements for duplicate bus-bar systems : en
  • GB390926A - Improvements in electrical coupling arrangements for thermionic valve amplifiers : en
  • GB390995A - Improvements relating to steam and hot water boilers : en
  • FR41828E - Crate for packaging : en fr
  • GB391092A - Improvements in or relating to aircraft : en
  • GB390924A - Improvements in or relating to vases : en
  • GB390929A - Improvements in and relating to film guides for cinematograph machines and the like : en
  • FR744522A - : fr
  • GB391022A - Improvements in or relating to water-decomposition cells having filter-press construction : en
  • DE574720C - Production of phosphoric acid from monocalcium phosphate : de en
  • US1904959A - Glassware forming machine : en
  • FR744500A - : fr
  • DE574715C - Method and device for determining the correct clamping distance of the drafting roller pairs : de en
  • US1904117A - Starting device for internal combustion engines : en
  • US1904361A - Method and apparatus for utilizing radiant heat energy : en
  • DE574740C - Process for the production of hard, lumpy, active coal : de en
  • DE574819C - Arrangement of the engine and radiator in motor vehicles below the car body floor : de en
  • FR744414A - : fr
  • DK47215C - Plant for Manufacturing Manufacture of Chlorination Products from Rubber. : da en
  • US1904287A - Support for parasitic growths : en
  • US1904764A - Ink roll for printing presses : en
  • GB391097A - Improvements in or relating to flat knitted full fashioned stockings and the production thereof : en
  • DE574658C - Process for the preparation of the anhydrous barium salt of 2, 4, 6-trinitro-1, 3-dioxybenzene : de en
  • DE574792C - Battle game with a rollball : de en
  • DE574998C - Process for producing hydrogen by decomposing coke oven gas under pressure : de en
  • FR41841E - Improvements to oil circuit breaking devices : en fr
  • DE574982C - Block and billet shears cutting from bottom to top with two knives moved by a lever system : de en
  • DE574812C - High-performance tubes with tubular glow cathode heated by an auxiliary cathode arranged inside them by means of electron radiation : de en
  • DE574939C - Process for printing with Kuepen dyes : de en
  • DE565644C - Central shutter for photographic lenses with built-in forward drive : de en
  • FR744586A - : fr
  • US1904409A - Cable connecter : en
  • USD89621S - Design for a thermometer : en
  • GB391133A - Improved heat meter : en
  • DE574962C - Device to improve the cooling of the stand of electrical machines with strong frontal stray fields : de en
  • FR744401A - : fr
  • US1904009A - Operator for counterbalanced elevator doors : en
  • US1904864A - Material working apparatus : en
  • US1903959A - Packing machinery : en
  • US1904282A - Polishing apparatus, specially for knives, forks, and spoons : en
  • US1904373A - Engine : en
  • GB390944A - Improvements in and relating to cobalt tungsten alloys : en
  • GB391178A - Improved treatments for artificial filaments and like products : en
  • FR744381A - : fr
  • FR744556A - : fr
  • CA331781A - Rail anchor : en fr
  • DE574860C - Protection circuit for three-phase motors : de en
  • US1904113A - Film for photographic purposes : en
  • US1904436A - Thermionic tube : en
  • DE574653C - Electrode curtain for electrostatic precipitator : de en
  • FR744564A - : fr
  • GB391138A - Lights for aeroplanes and other aircraft : en
  • DE574667C - Electric accumulator : de en
  • DE574865C - Roentgen tubes rotatable around their longitudinal axis : de en
  • US1904132A - Changeable illuminated display : en
  • GB390936A - Process for the manufacture of copper complex compounds of polyazodyestuffs : en
  • GB390881A - Improvements in or relating to the formation of relief images for photographic and other purposes : en
  • FR744432A - : fr
  • FR744472A - : fr
  • US1904258A - Bearing mounting : en
  • US1904675A - Pipe : en
  • US1904036A - Seamless hosiery and process of making same : en
  • US1904145A - Halogenation of aromatic compounds : en
  • GB391056A - Improvements in machines for manufacturing paper bags and the like : en
  • GB391105A - Improvements in the treatment of textile materials comprising organic derivatives ofcellulose : en
  • US1904056A - Reversible rotary blower or pump : en
  • US1904363A - Surgical splint : en
  • US1903866A - Tunneling equipment : en
  • US1904816A - Internal combustion engine : en
  • CA331789A - Aircraft : en fr
  • CA331894A - Screen grid tube circuit : en fr
  • FR744467A - : fr
  • DE574997C - Process for coking coal with simultaneous generation of water gas and tar cracking : de en
  • GB391160A - Improved resilient wheel : en
  • FR744410A - : fr
  • GB390960A - Improvements in and relating to gas arc welding apparatus : en
  • CA331838A - Resistor fuse : en fr
  • FR41820E - Improvements in butter making and working machines : en fr
  • US1904901A - Electric light fixture : en
  • US1903825A - mallory : en
  • US1904092A - Shield for suspended wearing apparel : en
  • US1904795A - Combination table : en
  • CA331881A - Screw machine : en fr
  • DE574742C - Control device for feedback : de en
  • DE574955C - Device for volume control in radio receivers with mains connection : de en
  • DE575026C - Process for regenerating gels used to dry blast furnace wind : de en
  • US1903925A - Tire bead reenforcing element : en
  • US1904533A - Circuit for electric discharge devices : en
  • US1904244A - Plastic mass and process for making same : en
  • FR744588A - : fr
  • US1904806A - Automatic direction signal switch : en
  • US1903822A - Bottle capper : en
  • US1904968A - Automobile window screen : en
  • US1904099A - Laundry machine : en
  • US1904137A - Dyeing apparatus : en
  • CA331919A - Liquid level gauge : en fr
  • DE574700C - Device for comminuting solid, pasty or liquid substances up to colloidal or almost colloidal degrees of fineness : de en
  • CA331851A - Typewriter manifolding device : en fr
  • US1904682A - Process for decolorizing oils : en
  • US1904836A - Goal : en
  • US1904114A - Luggage carrier for motor vehicles : en
  • US1904725A - Stand for plates and the like : en
  • US1904841A - Rear end construction for vehicle bodies : en
  • USD89649S - Design for a textile fabric or the like : en
  • US1904233A - Process for producing magnetic bodies : en
  • US1904644A - Bust uplift : en
  • US1904707A - Hydraulic pump : en
  • US1904723A - Educational device : en
  • US1904601A - Constant level lubricating device : en
  • US1904649A - Milling machinery : en
  • DE566178C - Ventilation device for tight-fitting headgear : de en
  • DE574694C - Method for manufacturing an inclined seat valve : de en
  • DE574854C - Process for achieving perfect and perfect penetration of an oil-filled high-voltage cable : de en
  • US1904574A - Automobile headlight : en
  • US1904932A - Portable silo or the like : en
  • US1904985A - Machine for forming hollow glassware : en
  • FR744531A - : fr
  • DE571437C - Carousel lathe : de en
  • DE574368C - Type printing telegraph apparatus with three or more groups of types and a character changing device with a corresponding number of setting options : de en
  • DE574875C - Storage and lifting device for the sick : de en
  • DE574540C - Process for the production of carbon paper, carbonless paper and the like. like : de en
  • DE574623C - Process for the production of porous-bubble masses and objects : de en
  • DE574763C - Method for monitoring the tension in the connecting bolts of steering rod ends when the nuts are tightened : de en
  • US1904714A - Butter and like molding device : en
  • US1904738A - Grave marker : en
  • US1904108A - Crown for ladies' hats : en
  • US1904620A - Battery support : en
  • US1904243A - Molding powder and method of molding : en
  • US1904493A - Transfer mechanism : en
  • US1904236A - Heat regenerator : en
  • US1904775A - Engine : en
  • US1904067A - Pencil display rack : en
  • US1904432A - Method of electrodepositing chromium : en
  • GB390871A - Improvements in and relating to carton blank folding machines : en
  • GB391085A - Improvements in or relating to electrical jointing clamps : en
  • FR744460A - : fr
  • FR41802E - Improvements to dust extractors : en fr
  • US1903880A - Esters of 2.3-amino-naphthoic acid and aprocess of preparing them : en
  • US1904799A - Pump mechanism : en
  • US1903843A - Aluminum alloy : en
  • US1904955A - Balanced spring hammer magnetic type : en
  • CA331897A - Typewriter : en fr
  • US1903910A - Waste eliminator for ice cream cabinets : en
  • US1904127A - Automatic electric writing-computing machine : en
  • US1904686A - Cooling system : en
  • US1903968A - Tractor : en
  • US1904474A - Slide rule : en
  • DE572056C - Process for dewatering dicalcium phosphate containing water of crystallization : de en
  • CA331768A - Can washing machine : en fr
  • DE574725C - Device for cleaning pulp with an inclined sieve : de en
  • US1903778A - Etching process and composition for use therein : en
  • US1904420A - Web tensioning means : en
  • DE574964C - Process for the preparation of water-insoluble azo dyes : de en
  • DE574974C - Glass blow molding process : de en
  • GB391475A - Improved means for modifying the braking of permanent brake magnets in accordance with temperature : en
  • FR744563A - : fr
  • GB391019A - A new or improved apparatus for automatically feeding sisal leaves to decorticating and like preparing machines : en
  • GB391192A - Improvements relating to brushing or raising the pile of pile fabrics : en
  • US1903855A - Electrical vacuum cleaner : en
  • US1904384A - Machine for making and inserting wire fasteners for basket covers : en
  • DE574870C - Knitting machine needle for hanging over the stitches : de en
  • DE575009C - Material made of iron, nickel and manganese for magnetic purposes : de en
  • CA331876A - Goffered film copying apparatus : en fr
  • US1904035A - Fly screen : en
  • US1904338A - Reversing multiplier : en
  • US1904722A - Separable fastener : en
  • US1904695A - Epidiascope : en
  • US1904467A - Valve : en
  • US1904502A - Process for applying rubber to metal and other hard materials : en
  • US1904653A - Oil pump : en
  • USD89658S - Design for a handkerchief : en
  • USD89644S - Fredebic j : en
  • DE574981C - Carburetor device for aircraft engines with centrifugal compressor : de en
  • DE574603C - Method and device for executing an automatic enamel burning process : de en
  • DK47220C - Spring suspension for the front wheels of automobiles and the like. : da en
  • US1904803A - Automatic lubricating device : en
  • FR744618A - : fr
  • DE574991C - Warning and signaling device for vehicles : de en
  • CA331866A - Tire bead : en fr
  • DE574696C - Automatic saw sharpening machine for grinding tooth shapes with any curved boundary lines : de en
  • FR744395A - : fr
  • GB390949A - Improvements relating to chairs and like seats : en
  • FR744482A - : fr
  • US1904032A - Apparatus for screening materials : en
  • DE557402C - Chimney or ventilation attachment : de en
  • FR744486A - : fr
  • FR744599A - : en fr
  • GB391121A - Improvements in and relating to the coating of confections or the like with sugar orlike material : en
  • US1904506A - Collar support : en
  • US1903899A - Cabboxylic acid abylides oe the benzene sebies and process oe making : en
  • US1904054A - Hydraulic coupling : en
  • US1904828A - Thermoelectric sprinkler head : en
  • CA331860A - Contact material cleaning process : en fr
  • DE574708C - Direction indicators for motor vehicles : de en
  • DE574989C - Flat bed wooden rim with removable segment : de en
  • GB391194A - Improvements relating to moulds for the production of metal ingots and castings : en
  • GB390894A - Improvements relating to apparatus for determining the rigidity of a structure : en
  • GB390903A - Improvements in or relating to systems of electrical connection and distribution : en
  • DE558888C - Process for making non-slip rubbers : de en
  • DE574570C - Device for setting the air gap at the auxiliary pole of commutator machines : de en
  • DE574704C - Method for determining splices on cinematographic films : de en
  • DE574666C - Arrangement for connecting high-frequency devices to high-voltage lines via longer supply lines : de en
  • FR744444A - : fr
  • GB390877A - Improvements in apparatus for sweeping roads or the like : en
  • GB391021A - Improvements in or relating to thermionic valves : en
  • US1904195A - Electric discharge tube : en
  • US1904288A - Flanged corrugated fastener : en
  • DE575013C - Roller screen grate : de en
  • FR744458A - : fr
  • US1904882A - Burglarproof lock : en
  • US1904936A - Combined primer and cylinder lubricator for internal combustion engines : en
  • US1903939A - Heating and ventilating apparatus : en
  • US1904825A - Method and apparatus for edge rolling of crepe paper : en
  • DE571641C - Gear change transmission, especially for motor vehicles : de en
  • US1904255A - Device for handling reels : en
  • US1904654A - Ventilator : en
  • US1904839A - Radio circuit : en
  • DE574846C - Rail fastening using rail guide rails : de en
  • DE574903C - Process for coating a metal or a metal alloy with one or more other metals or alloys : de en
  • US1903888A - Two-way telephone system : en
  • US1904664A - Lining a furnace by freezing : en
  • US1904165A - Variable condenser : en
  • US1903847A - Airport construction : en
  • US1904008A - Electrical interlock : en
  • US1904274A - Grinding apparatus : en
  • US1904802A - Apparatus for machining rolls for rolling mills and the like : en
  • CA331864A - Organic material : en fr
  • DE574832C - Process for the production of pure barium compounds : de en
  • GB390975A - Improvements in or relating to lighting plant : en
  • DE574335C - Oven with trays stacked up and down in adjacent trays, which are supported by rolling bodies on the side rims of the trays below : de en
  • DE574689C - Single rope grab with catch bell : de en
  • FR41807E - Improvement of knitting needles and hooks and the like : en fr
  • FR744649A - : fr
  • GB390923A - Improvements in and connected with the supply of fuel to chain grate and like stokers : en
  • US1904758A - Mixing device : en
  • US1904876A - Method of making electrical condensers : en
  • CA331874A - Spring assembly : en fr
  • DE575027C - Nitriding hardening accelerator : de en
  • FR744380A - : fr
  • US1904772A - Radio signaling system : en
  • US1904357A - Smoke disposal and draft inducing apparatus : en
  • US1904595A - Resinous composition : en
  • CA331770A - Insulator device : en fr
  • USD89654S - Design for a protector fob a nursing- bottle and nipple thereof : en
  • FR744579A - : fr
  • CA331826A - Manufacture of moulded inlaid linoleum : en fr
  • US1904342A - Splash flap for automobiles : en
  • US1903864A - Textile pest proofing media : en
  • USD89663S - Thomas w : en
  • US1904102A - Chain fastener : en
  • US1904267A - Brake system for automotive vehicles : en
  • US1904417A - Finishing process : en
  • DE574425C - Knife star dough dividing and molding machine : de en
  • US1903999A - Regulating system : en
  • US1904328A - Bottle capper : en
  • CA331913A - Ice cream brick production : en fr
  • DE574663C - Storage room for coolants and other items : de en
  • CA331925A - Cellulose derivative plastifier : en fr
  • FR744499A - : fr
  • US1904156A - Pneumatic sound reproducer : en
  • US1904833A - Manufacture of a coal substitute : en
  • US1903863A - Connecting rod end : en
  • US1904367A - 7.7'-dichloro flavanthrone and the process of making same : en
  • US1903989A - Control mechanism for clinching machines : en
  • US1904460A - Concentration of ores by flotation : en
  • US1904752A - Propeller : en
  • FR744609A - : fr
  • US1903950A - Motion picture theater and apparatus : en
  • US1904076A - Securing trim panels : en
  • US1903889A - Process for purifying and sterilizing water : en
  • US1904295A - Lubrication assembly : en
  • US1904750A - Two-piece metal shaft for golf clubs : en
  • US1904780A - Method of smoothing stock on fourdrinier wire : en
  • US1903760A - Dam and method of making same : en
  • USRE18798E - Discharge tube : en
  • DE574830C - Process for the production of folded hot water bottles : de en
  • DE562468C - Front fork for bicycles, motorcycles or the like. : de en
  • DE574686C - Suction valve for bit plates : de en
  • US1904445A - Plastic composition : en
  • US1904697A - Safety draw-off apparatus for hot water systems : en
  • US1904279A - Lifting jack : en
  • DE574552C - Unwinding device for strip-like rolled material : de en
  • DE574923C - Process for dyeing rayon from regenerated cellulose : de en
  • DE574555C - Winding drum : de en
  • DE574561C - Vacuum evaporator : de en
  • US1903842A - Aluminum alloy : en
  • US1904322A - Stud setting tool : en
  • DE574793C - Process for the production of porous building materials from hydraulic binders : de en
  • US1904055A - Detachable fastener : en
  • DE574965C - Process for the preparation of flavanthrone and its derivatives : de en
  • GB391141A - Fluosilicates of aliphatic and heterocyclic amines : en
  • GB391478A - Improvements in or relating to drying and airing racks : en
  • US1904410A - Piston ring : en
  • CA331799A - Fire extinguisher for vehicles : en fr
  • GB391003A - Improvements in processes for determining the stresses in structural elements and incompleted constructions : en
  • GB391151A - Improvements in automatic switches for use in telephone or like systems : en
  • US1904314A - Fastening inserting machine : en
  • DE574649C - Brush for applying glue : de en
  • DE574857C - Drive for oil switch with free release : de en
  • FR744366A - : fr
  • GB390934A - Blocking mechanism for coin-freed commodity-vending machines : en
  • DE574429C - Installation on electrodynamic loudspeakers : de en
  • DE574670C - Arrangement for easy installation and removal of the exciter poles of commutator machines with compensation winding : de en
  • FR41847E - Improvements to automatic starter couplers for asynchronous motors : en fr
  • FR41806E - Process for the preparation of colloidal or finely divided products : en fr
  • GB391057A - Improvements in and relating to tunnel ovens : en
  • FR744403A - : fr
  • GB390987A - Improvements relating to the production of the anhydrides of volatile fatty acids : en
  • DE574600C - Nozzle assembly for carburettor engines : de en
  • GB390888A - Improvements in or relating to automatic means or apparatus for feeding alternately predetermined different weights of molten glass : en
  • GB391196A - Improvements in or relating to impregnated materials for use in explosives, and to processes for impregnating said materials : en
  • GB390971A - Improvements in or relating to insecticides : en
  • GB390989A - Installation for the removal of sludge from flat settling or clarification tanks : en
  • GB391052A - Improvements in or relating to a method of obtaining photographic contrasts by meansof diazonium compounds : en
  • US1904096A - Electrical instrument : en
  • US1904526A - Cable : en
  • DE561379C - Device for controlling the liquid masses of rolling tanks : de en
  • FR744445A - : fr
  • US1904490A - Turntable for phonographs : en
  • FR744484A - : fr
  • GB391086A - Improvements in and relating to india-rubber springs : en
  • US1904089A - Centrifugal brake : en
  • US1904711A - Method and apparatus for reproducing sound : en
  • USD89636S - of rochester : en
  • FR744552A - : fr
  • GB391051A - Improved closure device for the filling and/or discharge opening of a metallic container : en
  • DE574741C - Process for the production of condensation products : de en
  • FR41803E - Improvements to vehicles running on rails : en fr
  • FR744615A - : fr
  • US1904794A - Permanent and temporary brake lock : en
  • US1904564A - Print drier : en
  • US1904829A - Liquid delivery and measuring device : en
  • DE574560C - Fire lighter and method of making the same : de en
  • US1904470A - Wreath and method of making same : en
  • US1904518A - Typewriter : en
  • CA331885A - Underfloor electrical distribution system : en fr
  • US1903797A - Shipping basket : en
  • US1904191A - Coking retort oven : en
  • CA331915A - Sound reproducer : en fr
  • US1904397A - Electric switch : en
  • US1904916A - Activated sludge process of sewage and other impure liquid purification : en
  • US1904967A - Pipe joint and the method of making same : en
  • US1904325A - Rotary knife for severing molten glass : en
  • DE574572C - Double cage engine : de en
  • GB390965A - Improvements in or relating to photographic printing machines : en
  • DE575037C - Device for monitoring the dielectric strength of the liquid insulating agent in transformers : de en
  • DE556487C - Process for the production of high-pressure-resistant and non-shrinking plasters : de en
  • US1903900A - Table attachment for automobiles : en
  • US1904434A - Cooling bed : en
  • DE574934C - Paint atomizer : de en
  • US1904377A - Manufacture of rayon : en
  • USD89633S - Irving florman : en
  • DE574618C - Device for lifting and inserting the piston in sausage filling machines : de en
  • GB391044A - Improvements in racks or apparatus for displaying garments : en
  • US1903805A - Toy : en
  • US1904306A - Fastener inserting machine : en
  • CA331833A - Therapeutic heat treatment device : en fr
  • GB391190A - Improvements in or relating to appliances for playing board games simulating golf : en
  • CA331796A - Fish hook : en fr
  • GB390954A - Machine for grinding the threads of screw-cutting taps and the cutting edges and adjacent parts of other cutters : en
  • GB390966A - Improvements in and relating to the moulding of insulating caps for joining electricconductors : en
  • DE574736C - Device for shutting off and regulating gases, vapors or liquids : de en
  • DE574924C - Circuit for electron tubes to take a negative grid bias from a power source common for anode and grid bias : de en
  • DE574927C - Process for the production of a pearled transparent soap : de en
  • FR744557A - : fr
  • GB391073A - Process for the manufacture of terpenes : en
  • DE574643C - Process for obtaining pure white tones in the manufacture of shaped ceramic products : de en
  • FR744473A - : fr
  • FR744378A - : fr
  • GB391208A - Method of coating plaster walls and articles so as to produce a glazed surface : en
  • US1903918A - Chair or settee bedstead : en
  • US1904045A - Grinding machine : en
  • US1904103A - Push-pull amplifier circuit : en
  • US1904450A - Stabilization of halogenated hydrocarbons : en
  • US1903772A - Core-breaker : en
  • US1904584A - Tool for cutting gears : en
  • US1904773A - Radio ground : en
  • USD89651S - Arthur douglas nash : en
  • US1903990A - Gasket : en
  • US1904348A - Method of making multibore tubes : en
  • DE574685C - Tablet dispenser : de en
  • DK47225C - Stamping device. : da en
  • USD89650S - Design for a textile fabric or the like : en
  • US1904934A - Retarder for use in rubber vulcanization process : en
  • US1904372A - Pneumatic shock absorber : en
  • US1904727A - Kite : en
  • US1904776A - Combination thermometer casing : en
  • DE574575C - Device for operating two or more mechanically coupled single-phase motors : de en
  • US1904027A - Reel : en
  • US1904047A - Process of reducing a nitro compound by means of a metal : en
  • US1904375A - Tapping and drilling machine : en
  • US1904050A - Holding and dispensing device for collapsible tubes : en
  • US1904242A - Center locating device : en
  • US1904726A - Winding machine : en
  • CA331817A - Clothes wringer : en fr
  • FR41849E - Advanced aluminum alloy : en fr
  • GB390905A - Improvements relating to the manufacture of condensation products of aldehydes and ketones : en
  • US1904946A - Producing calcium nitrate from dolomite while simultaneously obtaining magnesia : en
  • US1904289A - Method of manufacturing articles from celluloid and the like : en
  • US1904637A - Breast lift : en
  • CA331880A - Permanent magnet : en fr
  • US1904354A - Key case : en
  • US1904562A - Recorder for traffic signal systems : en
  • CA331804A - Brake : en fr
  • US1903890A - Optical polygraph : en
  • US1904860A - Rake : en
  • CA331852A - Yarn dyeing method : en fr
  • US1904002A - Carburetor : en
  • US1904337A - Flow regulator : en
  • US1904720A - Can unloader : en
  • US1904777A - Combined tobacco box and cigarette paper holder : en
  • CA331769A - Upholstery rubber filling : en fr
  • DE574868C - Use of heat indicator colors : de en
  • USD89660S - Design for a handkerchief : en
  • US1903768A - Wood filler and related materials : en
  • US1904012A - Golf ball : en
  • US1904667A - Air washing and the like : en
  • US1903840A - Combined ink setter and static eliminator : en
  • US1904284A - Pump : en
  • US1904591A - Powder distributing machine : en
  • US1903873A - Package for cigarettes : en
  • DE574969C - Device for regulating the heating gas and combustion air supply to gas firing systems and for setting the mixing ratio of the two combustion agents to one another : de en
  • GB391077A - Improved means for use in the reception of wireless signals : en
  • CA331891A - Electric discharge tube : en fr
  • DE574716C - Device for ejecting a cigarette from the roller nest of a winding box : de en
  • US1904022A - Carburetor : en
  • US1904078A - Striker bar for bag machines : en
  • US1904083A - Necktie and collar holder : en
  • US1904519A - Electric circuit interrupter : en
  • US1904541A - Arc lamp mechanism : en
  • DE574584C - Punch for leather, cardboard, linen etc. like : de en
  • FR744490A - : fr
  • FR744574A - : fr
  • US1903780A - Dishwashing machine : en
  • US1904364A - Holder for cosmetics and the like : en
  • US1904471A - Decorative material : en
  • US1904869A - Indicating and control device for material receiving apparatus : en
  • FR744424A - : fr
  • CA331899A - Ignition circuit screening device : en fr
  • USD89655S - Eugene schwarz : en
  • US1904043A - Marcelling device : en
  • US1904227A - Gas pressure alarm system for cables : en
  • US1904814A - Cigar and cigarette holder : en
  • DE574957C - Device for smoothing insulated electrical lines : de en
  • US1903914A - Variable speed transmission : en
  • CA331871A - Destructive hydrogenation of carbonaceous materials : en fr
  • CA331882A - Electric conduit system : en fr
  • US1903919A - Internal combustion engine : en
  • US1904116A - Steel aluminium cable : en
  • US1904237A - Regenerative chamber : en
  • US1904462A - Flotation of minerals : en
  • US1904800A - Armrest : en
  • US1904212A - Fountain pen clip : en
  • US1904831A - Apparatus for casting hollow bodies in chill molds rotatable about vertical axes : en
  • CA331772A - Claw scissors : en fr
  • US1904143A - Gauge device : en
  • US1904352A - Electrical resistor : en
  • CA331784A - Calendar : en fr
  • DE574714C - Painting method : de en
  • US1904134A - Propulsion of aircraft : en
  • US1904317A - Well casing shoe : en
  • US1904586A - Conversion of carbonaceous solids into valuable liquid products : en
  • DE574893C - Teaching aids for reading and arithmetic lessons : de en
  • FR744505A - : fr
  • US1903785A - Method of manufacturing lock washers : en
  • US1903841A - Loading of sewer pipe, building tile, etc., for railway shipment : en
  • US1903878A - Heater : en
  • US1904192A - Sign : en
  • US1904298A - Device for transmitting and recording telephone messages : en
  • US1904880A - Air cooled internal combustion engine : en
  • US1903820A - Prism carrier for projection machines : en
  • CA331886A - Electric conduit fitting : en fr
  • US1903853A - Compressor control : en
  • US1903859A - Rolling stock : en
  • US1904404A - Building construction : en
  • US1904543A - Finishing welt : en
  • US1904815A - of basel : en
  • US1904896A - Headlight for automobiles : en
  • USD89640S - Design fob a textile fabric ob similar article : en
  • US1904262A - Brake : en
  • CA331785A - Douche device : en fr
  • DE574585C - Cord coupling between drive and tool shaft for dental drills : de en
  • DE574688C - Row chair for theater u. like : de en
  • DE574967C - Process for the preparation of nitrogen-containing condensation products : de en
  • US1904556A - Decomposition and separation apparatus : en
  • DE574356C - Process and device for the oxidation of coal : de en
  • US1904581A - Printer's quoin : en
  • US1904315A - Pipe hanger : en
  • DK47234C - Sliding window. : da en
  • US1904228A - Panties : en
  • GB390983A - An appliance for use in the waving of hair : en
  • GB391147A - Improved method and apparatus for degreasing materials : en
  • US1904879A - Lens cutting machine : en
  • DE574490C - Coin slot with sorting device for self-sellers : de en
  • DE574652C - Procedure for operating electrostatic precipitators : de en
  • CA331779A - Bathing cap : en fr
  • US1904126A - Piston : en
  • US1904956A - Method of cutting the teeth of gears : en
  • US1904109A - Router gauge and guide : en
  • DE574765C - Exhaust pipe, especially for internal combustion engines on vehicles, with transverse ribs attached in pairs at a small distance from one another : de en
  • DE574855C - Fluid switch : de en
  • FR744629A - : fr
  • CA331840A - Radio receiving system : en fr
  • DE574718C - Overburden conveyor bridge spanning the opencast mining of lignite or the like : de en
  • US1903934A - Refrigeration : en
  • US1904891A - Folding chair : en
  • US1904499A - Internal combustion engine : en
  • US1904940A - Cleaning and washing brush : en
  • US1903874A - Machine for distributing material on lawns, etc. : en
  • US1904718A - Decorated laminated product and method of producing same : en
  • CA331870A - Check endorser : en fr
  • US1903879A - Manufacture of emulsifying and wetting-out agents : en
  • US1904072A - Paper flower box : en
  • USD89670S - A corpo : en
  • DE574800C - Automatic weft search device for looms with double-stroke dobby machines : de en
  • DE574926C - Electric butt welding machine : de en
  • DE574990C - Device for controlling the movement of display boards in display devices : de en
  • FR744351A - : fr
  • CA331867A - Tractor and semi-trailer fifth wheel : en fr
  • US1903857A - Vat dyestuffs of the anthrapyridone and the anthrapyrimidone series : en
  • USD89647S - William h : en
  • CA331878A - Ulvert : en fr
  • USD89613S - of san francisco : en
  • US1904350A - Clutch for hoisting drums : en
  • US1904808A - Adjustable folding scaffold : en
  • US1904868A - Stereoscope : en
  • CA331909A - Wall register and grille support : en fr
  • GB391207A - Improvements in and relating to apparatus for closing collapsible tubes : en
  • US1904343A - Splash flap for automobiles : en
  • US1904509A - Nebulizer of liquids : en
  • US1904826A - Means for detecting metallic objects in hides and skins : en
  • USPP60P - Dedicated : en
  • US1904304A - Method and machine for grinding chasers : en
  • US1904463A - Circuit interrupting apparatus : en
  • CA331920A - Shock absorber : en fr
  • DK47219C - Device for drum filtration presses. : da en
  • GB390865A - Improvements in multi-cylinder engines : en
  • GB390868A - Improvements in telephone systems : en
  • CA331816A - Broom : en fr
  • CA331776A - Egg or cream beater : en fr
  • GB391199A - Combined submerged orifice and weir control for percolating filters : en
  • DK47233C - Device for Extinguishing the Arc in Mercury Vapor Sensors by Using Capacitors with or without Bias, which are connected between the Main Cathode and an Auxiliary Cathode. : da en
  • FR41823E - Gasoline gas stove : en fr
  • DE574987C - Scrap packaging press for the production of packages of a certain density : de en
  • FR744354A - : fr
  • FR744376A - : fr
  • US1903949A - Process of regenerating base-exchange substances : en
  • US1904943A - Vehicle control mechanism : en
  • CA331788A - Structural element : en fr
  • US1904307A - Jack post : en
  • USD89666S - Design fob a railway locomotive : en
  • US1904171A - Car coupler : en
  • US1904668A - Radio apparatus : en
  • US1904961A - Machine for forming hollow glassware : en
  • CA331907A - Electric interpreter : en fr
  • DE574641C - Device for milling or grinding perforated pins for needle production : de en
  • DE574662C - Device for securing absorption refrigeration machines : de en
  • GB391037A - Improvements in trigger-operating devices for the machine guns of aircraft : en
  • US1904019A - Metal bottle carrier : en
  • US1904679A - Push drill : en
  • US1904844A - Section insulator : en
  • US1904634A - Charge forming device : en
  • US1904889A - Quick break plug connecter : en
  • US1904990A - Cement gun nozzle : en
  • US1903928A - Machine for applying bands, stamps or the like to packets : en
  • US1903783A - Production and application of layers sensitive to light : en
  • DE573277C - Process for the production of bodies, flexible and rigid, hollow bodies, e.g. B. dolls bodies, prostheses, covers, inserts or the like. Made of inorganic substances such as gelatin, oil, resin : de en
  • US1904230A - Fastener for wrist watch straps : en
  • DE574789C - Locking device for open door and window sashes : de en
  • FR744568A - : fr
  • FR41839E - Improvements to automatic starter couplers for asynchronous motors : en fr
  • GB391047A - Improvements relating to repp edge or selvedge motions of looms : en
  • US1904023A - Door mechanism for railway cars : en
  • US1904834A - Process for electrically welding metal tubing : en
  • US1904846A - Automatic fluid control system : en
  • USD89629S - Design for a stbing holder : en
  • US1903812A - Shockproof mounting for a high power high frequency amplifier system : en
  • US1904101A - Method and apparatus for carrying out chemical reactions : en
  • US1904179A - Hot water heating furnace : en
  • DE574681C - Device for the aftertreatment of artificial silk cake : de en
  • FR744456A - : fr
  • FR744513A - : fr
  • US1903756A - Expansion joint for concrete roads : en
  • US1903926A - Coupling for joining pipes, rods, wires, and the like : en
  • US1903995A - Amusement device : en
  • US1904531A - Hydraulic device for opening and closing filter presses and other pressure-applying mechanisms : en
  • DE574565C - Process for applying a coating to the surface of leather lifts for printing rollers : de en
  • DE574729C - Process for the production of a sliver composed of staple fibers : de en
  • GB391058A - A method of running in or smoothing metal surfaces : en
  • FR744457A - : fr
  • GB390896A - Improvements in and relating to dry batteries : en
  • CA331923A - Artificial silk : en fr
  • US1903987A - Washing machine : en
  • US1904744A - Alarm for typewriters : en
  • FR744641A - : fr
  • US1904555A - Radiator : en
  • GB390968A - Improvements in and relating to bi-fuel vaporiser systems for internal combustion engines : en
  • CA331857A - Railway car truck : en fr
  • GB390910A - Improvements in apparatus for the forward feed of a film in cinematograph apparatus : en
  • GB390914A - Improvements in and relating to vapour electric discharge rectifiers : en
  • GR4124B - CRUDE OIL COMBUSTION APPLIANCE BY PRESSURE AND PREHEATING OIL. : el en
  • GB391163A - Hair waving apparatus : en
  • DE574887C - Piston fluid meter with two measuring cylinders and tap control : de en
  • DE574599C - Automatic control device for aircraft internal combustion engines : de en
  • DE574978C - Device and method for determining the circumferential position of the balance weight in bodies to be balanced using the stroboscopic principle : de en
  • CA331887A - Bushing for flexible ducts : en fr
  • US1904495A - Process for the direct manufacture of ketones from impure volatile acids : en
  • DE574862C - Arrangement on DC or AC commutator machines : de en
  • US1904110A - Window construction : en
  • US1903796A - Broom rack : en
  • US1903804A - Printer's register hook : en
  • DE574825C - Device for mechanically driving on tracks with a platform and a slide : de en
  • GB391063A - Device for regulating the admission of air in carburettors for internal combustion engines : en
  • FR744358A - : fr
  • DE574892C - Russian calculating machine for table use : de en
  • GB391008A - Improvements in or relating to methods and apparatus for erecting concrete or like structures : en
  • FR744592A - : fr
  • DE575020C - Cleaning brush with rubber bristles in the form of rubber strips : de en
  • GB391143A - Firing device for automatic fire arms for single shot firing or drum fire : en
  • FR744542A - : fr
  • US1904209A - Process of making artificial filaments and product thereof : en
  • US1904809A - Fowl nest : en
  • FR744447A - : fr
  • GB391091A - Improvements in or relating to bicycles for slow travelling, and means for maintaining the equilibrium thereof : en
  • GB391479A - Improvements in or relating to feed mechanism for grinding or abrading machines and other machine tools : en
  • DE574721C - Production of active silica with narrow pores : de en
  • DE574849C - Automatic ventilation regulator : de en
  • FR744621A - : fr
  • US1903824A - Electric switch : en
  • US1904259A - Jewel and setting therefor : en
  • GB390913A - Improvements in or relating to apparatus for roughcasting building structures : en
  • DE575014C - Free hanging vibration sieve : de en
  • FR744604A - : fr
  • GB390912A - Improvements in or relating to apparatus for bending or creasing cardboard, fibreboard or the like : en
  • DE574656C - Process for the preparation of clusters of I-benzylisoquinoline : de en
  • FR744423A - : fr
  • DE574760C - Stone iron ceiling set : de en
  • FR41850E - Improvements to discharge tubes and their application : en fr
  • DE574778C - Metal car bodies, especially for motor vehicles : de en
  • US1904520A - Stoker : en
  • US1904599A - Method of welding and apparatus therefor : en
  • US1904681A - Spring connection : en
  • US1904786A - Heating device : en
  • GB390867A - Process for the production of an uninflammable or difficultly inflammable solution of nitrocellulose : en
  • GB390972A - Improvements in or relating to starting gear for internal combustion engines : en
  • GB390979A - Improvements in indicator gears for measuring instruments and the like : en
  • FR41818E - Silent device for the exhaust of internal combustion engines for airplanes or other applications : en fr
  • US1904784A - Electbic automatic becobding scale : en
  • DE574797C - Double pack for cigarettes : de en
  • FR744422A - : fr
  • US1904164A - Signaling system and apparatus therefor : en
  • US1904418A - Method of insulation : en
  • CA331914A - Retort coke discharger : en fr
  • DE567300C - Chimney or ventilation attachment : de en
  • US1904598A - Testing system : en
  • US1904183A - Process of treating oils : en
  • US1904326A - Automatic controlling device : en
  • CA331917A - Bicycle brake : en fr
  • US1904881A - Sweeping machine : en
  • US1903875A - Transmission control : en
  • US1904252A - Telephone system : en
  • US1904568A - Disk-like cutting tool : en
  • CA331877A - Tar acid containing liquid processing : en fr
  • CA331911A - Shoe sewing machine : en fr
  • DE574669C - Electromagnetic overcurrent switch with toggle lever contact device : de en
  • FR744601A - : fr
  • US1904302A - Liquid dispensing system : en
  • US1904632A - Rotary cutter : en
  • US1904208A - Variable inductance system : en
  • US1904321A - Hydroturbine pumping apparatus : en
  • US1904689A - Testing device for water systems : en
  • US1904503A - Chain grate stoker : en
  • DE575036C - Brush arrangement for electrical machines : de en
  • GB390958A - Improvements in and relating to gas burners : en
  • US1903862A - Process for eliminating sulphonic acid groups from dihydroxydiaminoanthraquinonedisulphonic acid : en
  • US1904030A - Fluting machine : en
  • GB391088A - Improvements in and relating to the manufacture of manures : en
  • US1904793A - Outlet control for liquid containers : en
  • US1904801A - Automatic airplane and dirigible control apparatus : en
  • CA331862A - Coating composition : en fr
  • CA331875A - Pad holder : en fr
  • US1903781A - Ratchet guide and support : en
  • US1904272A - Vacuum tube amplifier circuit : en
  • US1904703A - Electric lighting fixture : en
  • US1904741A - Method and means for packeting dough : en
  • US1904163A - Draft device : en
  • CA331780A - Corner pocket mounting device : en fr
  • US1904548A - Revolving tube furnace : en
  • US1904918A - Heating and ventilating apparatus : en
  • US1903830A - Tool for tying fence wires : en
  • FR41848E - Improvement in the treatment of cellulose and its derivatives by alkaline detergents : en fr
  • FR744572A - : fr
  • DE574912C - Launching device for seaplanes : de en
  • FR744400A - : fr
  • USD89646S - Louis larson : en
  • US1903814A - Pyrotechnic starter composition : en
  • US1904619A - Adhesive and process of making same : en
  • FR744459A - : fr
  • GB390879A - Improvements in or relating to electric circuit interrupters : en
  • CA331854A - Wood preservation : en fr
  • DE574534C - Firedamp protection for at least partially encapsulated electrical machines : de en
  • DE574546C - Drying tube for steam-heated tube dryer Schulz design : de en
  • DE574697C - Saw blade with toothed segments attached and supported by three rivets on the master blade : de en
  • DE574876C - Process for obtaining a preparation from aloe : de en
  • GB391029A - Radio-electric musical instrument with keyboard and thermionic valves : en
  • DE574693C - Billing facility for card printer : de en
  • FR744512A - : fr
  • DE574651C - Shorthand pad : de en
  • DE574980C - Horseshoe pad made of elastic material : de en
  • DE574828C - Method and device for pressing twist-like longitudinal grooves into cylindrical sleeves : de en
  • US1903852A - Pipe joint : en
  • US1903893A - Holder for reknitting fabrics : en
  • DE574762C - Balloon theodolite with drawing device : de en
  • FR744399A - : fr
  • FR41811E - Process for obtaining ethylene oxide, with a view, in particular, to the preparation of ethylene glycol and its derivatives : en fr
  • DE574665C - Arrangement for bridging separation points in high-voltage systems with high-frequency transmission of signals or conversations along lines : de en
  • GB391079A - Improvements in alarm systems for banks and the like : en
  • GB391152A - Improvements in or relating to alternating current signalling systems : en
  • FR744530A - : fr
  • GB391195A - Improvements in and relating to light producing ignitable compositions : en
  • US1904947A - Wire drawing machine : en
  • FR744412A - : fr
  • DE574703C - Method and device for keeping milk fresh : de en
  • US1903823A - Aerodynamic surface : en
  • FR41842E - Improvements in musical instruments and in particular banjos : en fr
  • CA331782A - Rotary furnace : en fr
  • CA331828A - Fuel injection nozzle : en fr
  • US1904438A - Integrating meter : en
  • US1904701A - Charge forming device : en
  • USD89623S - Design for a grille or the like : en
  • US1904791A - Process for making sulphonated products : en
  • US1904970A - Doorlatch : en
  • FR744434A - : fr
  • GB391111A - Improvements in or relating to air-driven gyroscopic apparatus : en
  • GB391139A - Improvements in or relating to electrical phonograph reproducers : en
  • FR744404A - : fr
  • GB391176A - Improvements in and relating to apparatus for the use or administration of gaseous anaesthetic substances for the production of unconsciousness : en
  • GB390969A - Improvements in or relating to hair combs : en
  • US1904111A - Glass tank furnace : en
  • US1904162A - Electrical cable : en
  • US1904757A - Salt and pepper shaker : en
  • CA331863A - Rubber article splicing apparatus : en fr
  • US1903861A - Eaves-trough hanger : en
  • US1904832A - Tractor power coupling mechanism : en
  • US1904837A - Switching conveyer : en
  • FR744384A - : fr
  • FR744633A - : fr
  • US1904220A - Vehicle spring and shock absorber : en
  • US1904218A - Process for restoring the activity of hydrogenation catalysts : en
  • US1904380A - Apparatus for vapor fractionation : en
  • US1903958A - Water softener : en
  • CA331849A - Colour printing paste : en fr
  • DE574404C - Thread feeder device for sewing machines : de en
  • DE574682C - Device for the aftertreatment of artificial silk cake : de en
  • CA331787A - Friction transmission : en fr
  • GB391126A - Improvements in or relating to shirt collars : en
  • US1904347A - Sign : en
  • US1904396A - Electric current rectifier : en
  • US1903973A - Brake for use on vehicles : en
  • US1904563A - Positive-action clutch : en
  • DE574853C - Pantograph : de en
  • DK47222C - Blik-, Traad- eller Baandkærne eller Krarupbevikling. : da en
  • FR41835E - Method and devices for measuring the deformations of solids and in particular the internal deformations of concrete : en fr
  • FR744524A - : fr
  • GB391046A - Improvements in or relating to belt conveyor carriers : en
  • GB391158A - Improvements in the manufacture and treatment of artificial materials : en
  • US1904018A - Coke oven : en
  • US1904976A - berger : en
  • FR744538A - : fr
  • US1904810A - Arrangement in digesters adapted for manufacturing cellulose and working with circulation effected by a centrifugal pump : en
  • US1904073A - Tire inflating device : en
  • US1904138A - Ridging implement on rotary tilling machines : en
  • US1903849A - Machine for operating on tennis shoes : en
  • US1904774A - Floor and wall brush : en
  • FR744501A - : fr
  • GB390918A - Improvements in and relating to the control of auxiliary machines in power plants : en
  • CA331847A - Electrical connector : en fr
  • US1904224A - Electromagnetic tool : en
  • CA331846A - Hot water pump : en fr
  • DE574633C - Device for switching off faulty line sections : de en
  • DE574767C - Schlaegermuehle with feeding device arranged above the mill : de en
  • CA331889A - Air filter : en fr
  • USD89620S - Design for an instrument casing : en
  • US1904979A - Hair waving clamp : en
  • CA331895A - Light sensitive cell : en fr
  • DE574628C - Heat sensitive liquid valve : de en
  • DE574838C - Process for the preparation of cyclic glycols and their derivatives or of ketones : de en
  • GB390885A - Improvements in or relating to induction electricity meters : en
  • GB391177A - Improvements in or relating to hypodermic syringes and cartridges therefor : en
  • CA331910A - Register or grille : en fr
  • DE574539C - Teaching aids for the spatial illustration of the intervals of scales and triads and for the transposition of sound images : de en
  • DE574947C - Device for achieving a gas circulation in a continuously open circulation system of a continuously acting absorption machine working with neutral auxiliary gas : de en
  • US1903834A - Process for producing carbonaceous material : en
  • US1904684A - Method of melting : en
  • US1904856A - Bed and cylinder printing press : en
  • US1904291A - Latch for gates and the like : en
  • US1904662A - Socket for vacuum tubes : en
  • DE574986C - Process for achieving uniform effects in mechanical equipment for the photochemical treatment of film strips o. : de en
  • DE574304C - Planer : de en
  • DE575021C - Method and device for smoldering fuels with the production of a solid coke : de en
  • GB391179A - Improvements in or relating to the manufacture of artificial filaments and like products : en
  • GB391184A - Device for sharpening or stropping safety razor blades : en
  • CA331926A - Dyestuff : en fr
  • DE574975C - Electric wall fan with flap lock : de en
  • GB391030A - Improvements in beer pumps, and the like : en
  • US1904345A - Hydraulic hoist dumping body : en
  • US1904378A - mocabe : en
  • DE574480C - Leveling device in the form of a level : de en
  • DE574717C - Molded bodies or paints to reduce the heat radiation from highly heated furnace rooms : de en
  • DE574581C - Coreless induction furnace for operation with three-phase current : de en
  • DE574701C - Pricking machine for the production of rolled flaps and the like Like. For items of clothing : de en
  • GB390899A - Improvements in or relating to the production of films, foils, sheets or the like : en
  • GB391157A - Improvements in or relating to stokers for locomotives : en
  • GB390948A - Improvements in or relating to flash light lamps and the like : en
  • US1904051A - Soldering iron : en
  • US1904544A - Carrier wave signaling system : en
  • FR744578A - : fr
  • US1904505A - Distillation of tar or pitch : en
  • FR744508A - : fr
  • DE574590C - Measuring instrument : de en
  • GB390900A - Improvements relating to apparatus for the pasteurisation of beer and other liquids : en
  • FR744370A - : fr
  • GB390976A - Improved apparatus for lining pipes with cementitious material : en
  • GB391039A - Improvements in and connected with apparatus for playing a game : en
  • US1904854A - Double acting internal combustion engine : en
  • US1904931A - Method of assembling metal members with rubber bushings : en
  • US1903771A - Cutter-chain block : en
  • US1904202A - Automatic starting mechanism : en
  • US1904596A - Arch, particularly for use in metallurgical furnaces : en
  • US1904648A - Display container : en
  • US1904949A - Lathe : en
  • FR41804E - Control and safety device for railways and tramways, adapting to ordinary chronotachometers : en fr
  • US1903996A - Protective device : en
  • US1904626A - Setting and locking mechanism fob pbinting devices of postage meters : en
  • US1904339A - Floating deck for liquid storage tanks : en
  • DE574622C - Device for practicing the method of grinding and mixing plastic, pulpy, sticky and resinous, oily or similar masses and mixtures : de en
  • DE575005C - Protection arrangement for compound motors : de en
  • FR744553A - : fr
  • US1904625A - Hair waver : en
  • DE558959C - Altitude control for tailless aircraft with wings arranged in the shape of an arrow : de en
  • US1904240A - Manufacture of electric detonators, percussion caps, and like articles : en
  • US1904807A - Safety attachment for moving picture apparatus : en
  • FR744428A - : fr
  • GB390909A - Improvements in electric furnaces : en
  • DE574928C - Vacuum cleaner with a sieve built into the path of the compressed air to dampen noise : de en
  • DE574781C - Braking device for motor vehicles with two brake shoes carried along by the brake drum when braking : de en
  • FR744468A - : fr
  • FR744442A - : fr
  • GB390964A - Mould for the production of artificial stone of all kinds : en
  • DE574702C - Shock-absorbing storage for sewing machines : de en
  • DE574900C - Lubrication for internal combustion engines : de en
  • DE574814C - Method for piecing artificial silk threads spun using spinning pots : de en
  • DE584791C - Press pad : de en
  • CA331902A - Smelting furnace : en fr
  • DE574992C - Mounting of sound receivers on fixed frames : de en
  • US1903977A - Delivery truck control : en
  • US1904060A - Banquet table : en
  • US1904843A - Rake : en
  • US1904872A - Moving picture screen : en
  • FR744519A - : fr
  • CA331819A - Automobile pedal device : en fr
  • US1904370A - Automatic cooking apparatus : en
  • DE574859C - Motor protection switch with thermal or thermal-electromagnetic release : de en
  • DE574894C - Security printer : de en
  • USPP61P - Edwin p : en
  • USRE18797E - ox toledo : en
  • US1904942A - Surgical leg-stretching device : en
  • FR744550A - : fr
  • DE574811C - Procedure for single-wave broadcasting : de en
  • GB390891A - Improvements in or connected with toy animals, dolls, puppets and the like : en
  • FR744421A - : fr
  • FR744583A - : fr
  • GB391106A - Improvements in machines for forming printing plates or the like : en
  • GB391080A - Improvements in and relating to steam power plants comprising a reciprocating engineand an exhaust steam turbine placed after it : en
  • US1903792A - Gas ignition device : en
  • US1903832A - Constant speed mechanism : en
  • FR744352A - : fr
  • FR744398A - : fr
  • FR744446A - : fr
  • US1904521A - Separation of oils from solid residues : en
  • US1904737A - Holder for yarn packages : en
  • US1904892A - Rotary engine compressor and the like : en
  • US1904310A - Stack temperature actuated control device : en
  • DE574753C - Process for the production of rigid lubrication : de en
  • FR744514A - : fr
  • US1904398A - Method of and apparatus for sewing seams : en
  • USD89619S - Design eor a thermometer : en
  • CA331853A - Water faucet : en fr
  • GB390996A - Improvements in or relating to tube conveyor systems : en
  • CA331831A - Train control system : en fr
  • DE574631C - Switch for the cross connection : de en
  • US1904683A - Combustion-arc process and apparatus : en
  • DK47242C - Lynlaas as well as Procedure and Device for its Manufacture. : da en
  • US1904246A - Art of treating sewage : en
  • US1904268A - Method for the manufacture of formed articles : en
  • US1904766A - Dentist's mixing plate : en
  • CA331822A - Distributing apparatus : en fr
  • US1904365A - Collapsible receptacle : en
  • US1904666A - Apparatus for laying drain pipes or cables : en
  • DE574588C - Procedures and devices for ventilation of rooms : de en
  • GB391068A - Improvements in or relating to filter presses and dialysing apparatus of the filter press type : en
  • GB391096A - Improvements in machines for binding straw and the like : en
  • US1903860A - Preparation of metallic coatings : en
  • US1904464A - Process of producing high grade rosin : en
  • US1904592A - Process for the manufacture of hydrogen : en
  • US1904609A - Container for toothbrushes : en
  • US1904486A - Plunger pump : en
  • US1904607A - Stray and atmospherics eliminating system : en
  • US1903974A - Fountain structure : en
  • US1903978A - Automotive brake system : en
  • US1904980A - Refrigerating apparatus : en
  • US1904123A - Process of manufacturing crepes with threads of cellulose acetate artificial silk : en
  • US1904545A - Process for preparing pure optically inactive menthol : en
  • DE574334C - Exchangeable agitator for plate dryer for drying lignite : de en
  • DE574535C - Process for bleaching cleavage and conversion products of montan wax : de en
  • DE574632C - Arrangement for controlling reserve steam engines in steam power plants : de en
  • DE574886C - Course writer or indicator : de en
  • US1904878A - Machine for handling strip material : en
  • GB390961A - Improvements in direct current motor control : en
  • FR41845E - Process for the production of black azo dyes : en fr
  • DE574690C - Tensioning sleeve for vulcanizing pneumatic tire covers : de en
  • DE574761C - Basket-like protective screen that can be inserted into the waste pipe : de en
  • FR744591A - : fr
  • GB391071A - Improvements in neckties : en
  • US1904197A - Cork manufacture : en
  • US1904928A - Apparatus for instruction for stringed musical instrument playing : en
  • DE574918C - Process for the production of abrasive bodies : de en
  • US1904523A - Method of fine grinding of cement material : en
  • US1904014A - Fountain pen cap and ink guard : en
  • US1904214A - Device for high frequency induction heating : en
  • US1904734A - Machine for rolling rings : en
  • CA331873A - Spring assembly : en fr
  • FR744582A - : fr
  • FR744635A - : fr
  • CA331793A - Fibre board press : en fr
  • CA331836A - Sound and picture transmission : en fr
  • US1904066A - Book stcck washer : en
  • US1904448A - Newspaper box : en
  • US1903997A - Brake rigging for railway cars : en
  • US1904286A - Wire reel : en
  • USD89635S - George j : en
  • US1904037A - Molding flask : en
  • US1904245A - Plastering support : en
  • US1904759A - Fluid pressure horn : en
  • US1904210A - Lock : en
  • DE574719C - Yeast washer : de en
  • FR744383A - : fr
  • US1904299A - Pyrophoric lighter : en
  • US1904198A - Dish handling mechanism : en
  • US1903787A - Paper product and process of making same : en
  • US1903940A - Flash light safety switch : en
  • US1904641A - Milling machine collet : en
  • USD89634S - George j : en
  • US1903908A - Washtub : en
  • US1904303A - Means for holding shoe uppers in lasted position : en
  • US1904658A - Defroster : en
  • US1904930A - Self-locking boom hoist : en
  • DE574612C - Piston pump : de en
  • GB391016A - Improvements in or relating to stencil sheets : en
  • US1903886A - Apparatus for determining the speed of flight of aircraft : en
  • US1904452A - Fatty acids and process for preparing same : en
  • US1904751A - Process of preparing vitamin d : en
  • US1904939A - Loom for weaving tufted fabric and method of weaving : en
  • DE574795C - Method and device for the mechanical packaging of rod-shaped objects marked at one end : de en
  • DE575006C - Thermal maximum pointer : de en
  • DE574595C - Accelerometer for vehicles : de en
  • DE574771C - Clamping device for table structures : de en
  • US1904539A - Method of and apparatus for gas blast circuit interruption : en
  • US1904929A - Relay system : en
  • DE574571C - Single phase induction motor : de en
  • FR744371A - : fr
  • GB390915A - Improvements in soot blowers for use in steam generators : en
  • US1904250A - Automatic pressure sealing means : en
  • US1904399A - Surgical claw scissors : en
  • DE574823C - Resilient pit stamp : de en
  • CA331814A - Sign holder : en fr
  • FR41809E - Device for the projection of sound films : en fr
  • US1903913A - Axle structure : en
  • CA331827A - Embossed linoleum : en fr
  • US1904106A - Cable lock for revolving doors : en
  • CA331795A - Vehicle body ventilation : en fr
  • US1904572A - Loose leaf binder and holder for writing implements : en
  • US1904767A - Life-saving device : en
  • CA331774A - Locomotive stoker : en fr
  • DE574591C - Device for changing the distance or the pressure of the writing lever controlled by the measuring mechanism of recording devices : de en
  • DE574699C - Adjustable reamer : de en
  • GB390999A - Process for improving the deep drawing power of sheet metal and steel strip intended for deep drawing : en
  • US1904393A - Steam trap : en
  • DE574698C - Tool for eccentric widening of pre-drilled holes : de en
  • DE575008C - Electrically heated hot water storage tank under pressure from the water supply, especially for bathing purposes : de en
  • DE574597C - Triple tariff counter with two relays : de en
  • FR744420A - : fr
  • FR744541A - : fr
  • GB391070A - Improved apparatus for making foam : en
  • DE575029C - Circuit for point machines with main current motors : de en
  • FR744430A - : fr
  • US1904147A - Wire drawing machine : en
  • US1904251A - Paper manufacture : en
  • US1904748A - Doorlock : en
  • FR744433A - : fr
  • US1904827A - Mechanism for producing curved axial surface on rolls : en
  • US1903773A - Siphonic air-lift trap : en
  • US1904908A - Hydrogen preparation : en
  • DE574573C - Cascade connection of an asynchronous front machine with a three-phase commutator rear machine to the mains coupling : de en
  • FR744616A - : fr
  • US1904217A - Metal fixture for typewriter desks : en
  • US1904139A - Method of making selenium cells : en
  • US1904265A - Automatic operator indicator for busy lines at central offices : en
  • US1904441A - Process for the production of hydrogen from refinery and other hydrocarbon gases : en
  • US1904616A - Method of soldering : en
  • DE574971C - Process for the preparation of solutions of silk fibroin using solutions of hydrated salts : de en
  • FR744386A - : fr
  • DE574367C - Working procedures for electric teleprinters : de en
  • GB390931A - Improvements in cameras for process work : en
  • US1904190A - Process of manufacturing chlorine dioxide : en
  • US1904213A - Method and apparatus for distilling oil : en
  • US1904510A - Umbrella holder : en
  • US1904570A - Apparatus for the ventilation of cooling plants : en
  • US1904693A - Vehicle lifting device : en
  • US1904721A - Manufacture of sulphuric esters of anthrahydroquinones : en
  • US1904382A - Process for sweetening hydrocarbon distillates containing mercaptans : en
  • US1903929A - Process and apparatus for the manufacture of sweated paraffin from nonsweated paraffin and the like substances : en
  • US1904091A - Sealing device for closed containers : en
  • DE574582C - Process for the concentration of electroosmotic purified glycerine : de en
  • US1903791A - Ice cream ladle : en
  • US1904154A - Electrode for discharge tubes : en
  • US1904253A - Bearing roller : en
  • US1903774A - Screener equipped pipe line : en
  • USD89667S - Design for an olla shell : en
  • FR744532A - : fr
  • US1904676A - Power press control : en
  • GB391075A - Propelling pencil : en
  • GB391103A - Improvements in or relating to tobacco-feeding machines : en
  • US1903826A - Refrigerating apparatus : en
  • US1904166A - Shoe tip and heel pressing machine : en
  • US1904747A - Device for measuring and indicating fluid pressures : en
  • US1904906A - Batch dividing and covering means : en
  • US1903953A - Wire feed device : en
  • US1904594A - Electric heater : en
  • US1904257A - Supersaturated calcium gluconate solution : en
  • GB391101A - Improvements in cloth shoes : en
  • US1904151A - Mechanical movement : en
  • US1904169A - Torsion pendulum : en
  • FR744510A - : fr
  • CA331903A - Air conditioning apparatus : en fr
  • DE574787C - Stop for doors, especially motor vehicle doors : de en
  • CA331922A - Regenerated silk yarn : en fr
  • US1904454A - Dispenser of the twin chamber type : en
  • US1904529A - Manufacture of artificial masses : en
  • US1904542A - Automatic weight indicating scale : en
  • US1904606A - Hydraulic power transmitter : en
  • US1904704A - Knotting mechanism : en
  • US1904401A - Table : en
  • US1904783A - Electric automatic becqkding apparatus : en
  • US1904256A - Drilling machinery : en
  • US1904501A - Knitting machine : en
  • GB390985A - Improvements in electric brushes : en
  • US1904781A - Furnace : en
  • DE574642C - Stripping device for stamping presses for the production of drawn or molded objects made of cardboard, cardboard or the like. : de en
  • DE574810C - Circuit arrangement for radio receiver with switch for primary or secondary reception : de en
  • FR744644A - : fr
  • GB391031A - A process for impregnating thick textile products with latex under great hydraulic pressures : en
  • DE574456C - Arrangement for keeping the natural frequency constant of piezo-electric crystals in a more or less perfect vacuum : de en
  • FR744611A - : fr
  • GB390994A - Improvements in shirt neckbands : en
  • DE574650C - Machine for right-angled trimming of stacks of paper on all four sides : de en
  • DE571040C - Device for gluing a new paper web to the end of a running paper web : de en
  • GB391145A - Improvements in or relating to tea-pots : en
  • GB391035A - Improvements in or relating to sleeve valve internal combustion engines : en
  • FR744502A - : fr
  • GB391167A - Improved printing plate or stencil : en
  • US1903969A - Bore hole surveying apparatus : en
  • US1904090A - Comb and accessories therefor : en
  • DK47214C - Device for ironing machines. : da en
  • FR744596A - : fr
  • GB392385A - Improvements in method and means for machining gears : en
  • GB390986A - Improvements in thermionic amplifiers : en
  • US1904762A - Production of aluminum chloride and alumina : en
  • US1904084A - Smoker's accessory : en
  • US1904311A - Fluid pressure switch : en
  • US1904422A - Electrical apparatus : en
  • CA331790A - Warm air furnace : en fr
  • US1904491A - Weather strip : en
  • US1904659A - Display card : en
  • FR744379A - : fr
  • FR744353A - : fr
  • FR744544A - : fr
  • GB390897A - Improvements in glands for electric cables and the like : en
  • GB391206A - A process for the pyrolysis of hydrocarbons : en
  • DE574944C - Process for the preparation of 3, 4, 5-trisubstituted 1, 2, 4-triazoles : de en
  • DE574898C - Tree felling and cutting device : de en
  • GB391124A - Improved means for assembling the pole pieces within the body part of a dynamo electric machine : en
  • US1904692A - Lighting generator : en
  • DE574993C - Vessel for storing bronze and tincture separately : de en
  • DE574684C - Blood congestion device : de en
  • FR744526A - : fr
  • GB390908A - Anti-skidding device for vehicles, sleighs and the like : en
  • GB391002A - Improvements in or relating to the manufacture of sliders for sliding-clasp fasteners : en
  • DE574430C - Electric drive for paper machines : de en
  • USD89618S - Gertrude steinholz : en
  • GB391193A - Improvements in or relating to the production of leads, rules and other printer's furniture : en
  • US1903930A - Sled : en
  • US1904569A - Protective device : en
  • DE574707C - Process for the manufacture of pneumatic tires : de en
  • DK47243C - Procedure for Charging Parts, Organs or Media in Absorption Refrigeration Machines and for Applicable Devices. : da en
  • DE574919C - Support of two support points of an overburden conveyor bridge lying above the same track : de en
  • FR744466A - : fr
  • FR744461A - : fr
  • FR744511A - : fr
  • FR744537A - : fr
  • FR744551A - : fr
  • FR744622A - : fr
  • FR744494A - : fr
  • FR744603A - : fr
  • DE574354C - Cross printing machine for fabric : de en
  • DE574836C - Process for the preparation of organic sulfonic acid halides : de en
  • US1904180A - Connecting rod connection : en
  • US1903753A - Cutter mechanism for mowing machines : en
  • US1904260A - Brush : en
  • US1904633A - Reproducing pneumatic operator for typewriters : en
  • US1904318A - Frame : en
  • DE574773C - Brake for slide : de en
  • DE574902C - Process for the manufacture of rotogravure rollers or cylinders : de en
  • FR744506A - : fr
  • US1904270A - Ice skate : en
  • US1904069A - Windshield visor : en
  • FR744529A - : fr
  • US1903965A - Drafting pen : en
  • US1903769A - Seed gatherer for mowing machines : en
  • US1903816A - Float valve : en
  • US1904590A - Refrigeration : en
  • CA331813A - Internal bath apparatus : en fr
  • DE574732C - Roller grate : de en
  • FR744426A - : fr
  • GB390889A - Improvements relating to filters : en
  • GB390938A - Improvements in luminous electric discharge devices for use in connection with high tension cables : en
  • US1904715A - Loom : en
  • US1904565A - Electrical apparatus : en
  • US1904677A - Preparation of chlorhydrins : en
  • DE574723C - Apparatus and method for rolling sheet glass : de en
  • DE574963C - Cooling device for the runners of electrical machines : de en
  • DE574946C - Device for the automatic emergency supply of steam boilers : de en
  • US1904170A - Cyclic process for the production of sulphite pulp : en
  • US1903793A - Vacuum cleaner brush guard and adjusting roll assembly : en
  • US1904914A - Tightening and sealing device : en
  • DE574750C - Pipe or nipple thread screw connection : de en
  • DK47217C - Chain. : da en
  • USRE18799E - lichtig : en
  • GB391503A - Improvements in or relating to hypodermic syringes and cartridges therefor : en
  • US1904472A - Electrical cable : en
  • FR41812E - Improvements in paper frames for photographic plates and in their adapters to various cameras for loading them in broad daylight : en fr
  • GB391087A - Improvements in and relating to machine guns : en
  • CA331807A - Cup and saucer : en fr
  • FR744521A - : fr
  • FR744449A - : fr
  • GB391125A - Improvements relating to the production of chilled metal castings : en
  • DE574977C - Device for determining the surface temperatures of moving objects made of hard metal : de en
  • US1904015A - Safety device : en
  • US1904824A - Cabinet for keeping sound records : en
  • DE574586C - Dental impact tool : de en
  • DE574770C - Process for making butter : de en
  • FR41810E - Process for obtaining ethylene glycol : en fr
  • DE556189C - Chimney or ventilation attachment : de en
  • US1904488A - Coal cutting machine : en
  • DE574533C - Street sweeper : de en
  • GB390874A - Improvements in or relating to the dyeing of hanks of artificial silk yarn, wool yarn or other yarn : en
  • US1903836A - Seed planter : en
  • DE574907C - Switching device for generating variable mixed colors from several electrical lighting systems of different colors, the individual light levels of which are variable : de en
  • GB390882A - Improvements in or relating to sheet delivery devices for printing machines : en
  • GB391027A - Clamping device for leather-more particularly sole sewing machines : en
  • US1904427A - Forge : en
  • FR744471A - : fr
  • US1903903A - Gas burner : en
  • US1904557A - Elastic fluid turbine : en
  • IE12156L - Digging machinery : en
  • US1903786A - Die holding means : en
  • US1903856A - Buckle : en
  • US1904271A - Submarine cable anchorage : en
  • US1904639A - Manufacture of cement : en
  • US1904851A - Method of making footwear : en
  • FR744561A - : fr
  • DK47229C - Card index with standing card. : da en
  • FR744397A - : fr
  • USD89662S - Design eor a handkerchief : en
  • FR744437A - : fr
  • GB391438A - Improvements in or relating to valves : en
  • DE574543C - Stepping mechanism for right and left rotation : de en
  • DE574734C - Gas burner : de en
  • DE574834C - Process for the production of alcohols : de en
  • DE574922C - Regulating nozzle for gas burner : de en
  • FR744359A - : fr
  • FR744479A - : fr
  • FR41808E - Electric lighting device : en fr
  • FR744475A - : fr
  • US1904392A - Joint for members provided in a wall separating spaces of different pressures : en
  • DE574576C - Momentary switch, especially for installation in electric light bulb sockets : de en
  • US1904423A - Indicator for reservoirs for liquid filled cables : en
  • GB391095A - Improvements in automatic bobbin changing devices for spinning frames, spinning and doubling machines : en
  • GB391131A - Improvements in and relating to lifting devices for motor and other vehicles : en
  • GB390872A - Improvements in and relating to vapour electric discharge devices : en
  • US1904761A - Production of alloys : en
  • FR744509A - : fr
  • DE574748C - Method for the isolation of parts of a power network overlaid with control currents of non-network frequency against currents of non-network frequency : de en
  • DE574579C - Single-phase brake magnet with a three-leg core in which the magnetic fluxes in the three legs have different phase positions and the winding of one leg is electrically and magnetically coupled to the windings of the other two legs : de en
  • DE574567C - Amplifier with adjustable bandwidth : de en
  • DE574645C - Bag folding device : de en
  • DE574798C - Underwater rock chisel : de en
  • GB390970A - Improvements in tool chucks : en
  • GB391018A - Improvement relating to washing machines : en
  • GB391140A - Improvements in or relating to joints and couplings or jointmaking packings for pipes, rods, stuffing-boxes and the like : en
  • USD89607S - of san francisco : en
  • US1904425A - Nitriding ferrous alloys : en
  • US1903979A - Air-cooled internal combustion engine : en
  • US1904215A - Artillery computing system : en
  • FR744639A - : fr
  • GB391072A - Improvements in or relating to the manufacture of pointers for instruments : en
  • GB390951A - Improvements in frames for cycles and motorcycles : en
  • GB391480A - Improved manufacture and treatment of artificial silk and like products : en
  • GB391201A - An improved toy, advertisement device or the like : en
  • DE574822C - Resilient pit stamp : de en
  • DE574831C - Process for controlling the final concentration in evaporation systems by injection : de en
  • FR744368A - : fr
  • GB391012A - Improvements in or relating to safety devices for apparatus for opening doors : en
  • DE574679C - Process for the production of products of the soap, washing and cleaning industry with a high cleaning effect : de en
  • USD89614S - op san francisco : en
  • US1903892A - Tank cap : en
  • US1904622A - Stereopticon operating device : en
  • DE574952C - Device for generating electrical oscillations which can be changed in their wavelength at constant frequencies, e.g. B. by crystals controlled transmitters : de en
  • GB391094A - Electric installation for motor cars or other vehicles : en
  • US1904530A - Power transmission : en
  • GB391049A - Improvements in assembling devices for type setting machines : en
  • GB391137A - A lock mechanism for securely fastening automobile floorboards, and the like : en
  • USD89610S - A voluntary associa : en
  • CA331810A - Ship : en fr
  • DE574625C - Step roller grate with rollers lying transversely to the conveying direction : de en
  • GB390919A - Improvement in bags or the like of composite materials and processes of making them : en
  • US1904071A - Soap molding machine : en
  • US1904859A - Ferrous alloy : en
  • US1904513A - Apparatus for preparing sulphur dioxide : en
  • US1904605A - Crystal rejector circuit : en
  • CA331872A - Palladium electrodeposition : en fr
  • FR744567A - : fr
  • DK47236C - Method and Apparatus for Reproducing Line Patterned Films. : da en
  • US1904010A - Pass-type elevator door : en
  • US1904498A - Roller particularly for use in textile machinery : en
  • USD89627S - Desight fob a pocket fob pot hoi : en
  • DE575003C - Method and device for stranding the individual cores of an electrical cable into star fours : de en
  • US1903765A - Closure and lock : en
  • US1903789A - Meat cutter : en
  • US1904855A - Bed and cylinder printing press : en
  • US1903776A - Method of securing a bearing within a pulley : en
  • US1904064A - Appliance for use in hair waving : en
  • US1904112A - Device for the control of electric arc welding machines : en
  • US1903795A - Centrifugal drier : en
  • US1903891A - Halogenated anthraquinoneacridones and the process of making same : en
  • US1904293A - Car construction : en
  • DE574673C - Electrolytic cell to be switched on in a circuit with a given current source to reduce the voltage applied to a consumer : de en
  • DE574933C - Device for producing foam for fire extinguishing purposes : de en
  • DE574674C - Process for the production of cobalt-containing azo dyes : de en
  • US1904957A - Glass furnace : en
  • US1903777A - Air refrigerating device : en
  • DE574530C - Abraumfoerderbruecke with movable main support on the coal : de en
  • DE574801C - Sieve device : de en
  • DE574880C - Covering flat roofs : de en
  • FR41846E - Improvements to tire rims : en fr
  • FR744608A - : fr
  • GB390952A - Improvements relating to panic bolts for doors : en
  • US1904222A - Culture bottle : en
  • CA331912A - Ice cream brick production : en fr
  • FR744392A - : fr
  • US1903803A - Catalyst for oxidizing carbon monoxide in exhaust gases : en
  • US1904937A - Barking drum : en
  • USD89639S - Design for rooping : en
  • US1903831A - Drinking mask : en
  • US1904157A - Detergent dispensing device : en
  • US1904349A - Visible record card holder : en
  • CA331841A - Vacuum tube : en fr
  • CA331850A - Colour printing paste : en fr
  • FR41805E - Multipurpose hypodermic syringe with movable attachment tip suitable for receiving pravaz needles, regular dental needles and transfixed seal : en fr
  • DE574895C - Small goods cashier with a housing designed as a coin container : de en
  • DE574925C - Procedure for locating the fault using a distance relay : de en
  • DK47230C - Double insulator type suspension insulator (>> Motor type <<). : da en
  • DE574752C - Process for the manufacture of cathode tubes : de en
  • DE574878C - Electric heater for hair wraps : de en
  • DE574806C - Refrigeration machine with a compressor driven by an electric motor in a hermetically sealed housing : de en
  • DE575035C - Use of a brush attachment piece to improve brush utilization in electrical machines : de en
  • FR744612A - : fr
  • DE574712C - safety lock : de en
  • DE574916C - Reset device for indicator flaps loosely mounted on a common axis : de en
  • FR744507A - : fr
  • GB390873A - Means for making cigarettes of oval cross section : en
  • GB391102A - Improvements in an arrangement for the supervision of glowing cathode valves : en
  • US1903846A - Piloting system : en
  • US1903858A - Oil burner : en
  • DE574605C - Device for checking the nozzle endings of cartridge cases for the purpose of sorting by means of a gas passed through these openings : de en
  • FR41822E - Improvements in butter making and working machines : en fr
  • CA331858A - Oil cracking process : en fr
  • DE567160C - Paper cups with protection against repeated use : de en
  • US1903827A - Refrigerating apparatus : en
  • US1903944A - Casting of aluminum silicate refractories : en
  • US1904124A - Stroboscope : en
  • US1903763A - Hydraulic lifting mechanism : en
  • US1904575A - Eyelash curler : en
  • DE574647C - Closure for vessels with bacteria and yeast cultures : de en
  • DE574994C - Back protection on sack elevators for steep conveyance with variable lifting height : de en
  • US1904405A - Template for splitting leather soles : en
  • US1904577A - Gas blast circuit interrupter : en
  • US1904690A - Double filter for vacuum cleaners : en
  • US1904913A - Metal fabricating machine : en
  • US1903912A - Hat block : en
  • US1904729A - Ice delivery bag : en
  • DE574554C - Pipe bumper : de en
  • US1904204A - Fluid control valve : en
  • US1904728A - Kite : en
  • US1904104A - Welding torch : en
  • US1904712A - Stain resisting cobalt alloy : en
  • GB391033A - Improvements in or relating to rain-water soil or like pipes or sockets therefor : en
  • CA331801A - Fish stringer : en fr
  • DE574829C - Vertical drawing press for the production of high pressure vessels with closed bottom : de en
  • DE574711C - Workpiece guidance during the cutting edge processing of a steel strip that produces razor blades by means of flange rollers : de en
  • DE575007C - Electron tubes for receiving and amplifying purposes : de en
  • DE574406C - Combined hemming and trimming machine : de en
  • US1904203A - Bearing and application thereof : en
  • US1904642A - Grinding machine : en
  • US1903956A - High voltage electric switch gear : en
  • US1904478A - Apparatus for making bleaching powder : en
  • FR744647A - : fr
  • GB391041A - Improvements in and relating to piston packing rings : en
  • US1904175A - Cadmium-nickel alloy : en
  • GB390956A - Improvements in or relating to echo altimeter apparatus for use on aircraft : en
  • DE574827C - Procedure for leveling thin sheets : de en
  • US1904082A - Portable compressor : en
  • US1904765A - Means for torque control and automatic drill control : en
  • FR744450A - : fr
  • GB391191A - Improvements relating to the finishing of pile fabrics : en
  • US1903932A - Adjustable throw eccentric : en
  • FR744515A - : fr
  • CA331820A - Thresher bar : en fr
  • US1904070A - Combustion engine with preheated air : en
  • US1904500A - Electrical regulating system : en
  • US1904128A - Method of burning fuel : en
  • US1904353A - Flexible pocket receptacle : en
  • US1904381A - Refining of hydrocarbon oils : en
  • US1904618A - Telegraph system : en
  • US1904623A - Apparatus for reproducing contours of surfaces : en
  • CA331924A - Wafer baking machine : en fr
  • US1903754A - Self-cleaning fish gate : en
  • US1904005A - Saw guard : en
  • US1904770A - Combined end thrust and self-aligning supporting bearing : en
  • US1904965A - Wire drawing mechanism : en
  • US1904480A - Tether for children : en
  • US1904098A - Pneumatic dispatch system valve : en
  • US1904275A - Bridging block for wells : en
  • US1904887A - Electric cable : en
  • US1904061A - Hose coupling : en
  • US1904862A - Toll posting machine : en
  • CA331845A - Laminated material : en fr
  • FR744483A - : fr
  • US1904589A - Process of manufacturing distillable spirits by fermentation : en
  • FR744443A - : fr
  • US1903942A - Process for converting tobacco stems into pulp : en
  • US1903967A - Grinding apparatus : en
  • US1904395A - Spindle bearing : en
  • DE574606C - Auxiliary device for wire loop feeder : de en
  • DE574835C - Process for the production of lactic acid : de en
  • DE574544C - Device for moist twisting threads : de en
  • DE574569C - Protection relay with an impedance system : de en
  • FR744373A - : fr
  • GB390898A - Improvements in or relating to the concentration of liquids : en
  • US1903975A - Submarine signaling cable : en
  • US1904821A - Disazo dyestuffs and method of preparing same : en
  • US1904870A - Web controlling mechanism : en
  • US1903920A - Automatic machine for the manufacture of soap bars : en
  • US1904294A - Car construction : en
  • US1904582A - Method for recovering valuable materials from spent catalysts : en
  • US1904187A - of elmira : en
  • DE574672C - Electrolytic capacitor with a non-return valve that opens under the pressure of the electrolyte : de en
  • FR744365A - : fr
  • US1904016A - Lamp mounting for bowling alleys : en
  • US1904819A - A corporatiolf of : en
  • US1904206A - Tongue switch : en
  • US1904254A - Apparatus for marking strand material : en
  • US1904261A - Indirectly heated cathode : en
  • US1904583A - Process of treating iron ores : en
  • CA331771A - Sign : en fr
  • US1904196A - Apparatus for treating hydrocarbons : en
  • US1904387A - Coupling : en
  • US1904040A - Shock absorber : en
  • FR744415A - : fr
  • FR744631A - : fr
  • DE574646C - Braces : de en
  • US1904588A - Curtain rod : en
  • CA331869A - Electrolytic cell : en fr
  • DE574441C - Method and device for the production of radiographic recordings : de en
  • FR744407A - : fr
  • FR744580A - : fr
  • US1903986A - Television reception : en
  • US1904926A - Sanitary well top : en
  • US1904039A - Body exercising apparatus : en
  • US1904042A - Tool holder : en
  • US1904492A - Bourdon lever type of pressure gauge : en
  • DE574488C - Control for item, subtotal and total printing in ten key calculators : de en
  • DE574839C - Process for the preparation of clusters of monohalo-N-alkyl-2-pyridones : de en
  • US1904225A - Key for locks : en
  • USD89631S - Design for a bird s hotxse : en
  • US1904297A - Paper cabinet : en
  • US1904612A - Shaving brush and like brush : en
  • DE574727C - Automatic control device according to patent 498992 for driving church bells : de en
  • US1904105A - Nonsag helical tungsten filament and method of making it : en
  • US1903927A - Manufacture of secondary aromatic amino-alcohols : en
  • DE574809C - Circuit arrangement for telephone systems with dialer operation and preferred participants : de en
  • DE574945C - Process for the production of nitrogenous products : de en
  • US1904199A - Inductance : en
  • US1904344A - Support for clearer rolls : en
  • USD89671S - Gabriel virgile : en
  • US1904188A - Animal trap : en
  • DE574930C - Integrator, especially for flow rates : de en
  • US1904007A - Journal cushion : en
  • US1904938A - Traveler for kite strings : en
  • US1903984A - Can opener : en
  • US1904652A - Weighing and filling machine : en
  • US1904481A - Process of recovering sulphur from sulphide minerals : en
  • US1904850A - Sign : en
  • US1904097A - Film holder for photographic cameras : en
  • US1904511A - Liquid heater : en
  • US1904600A - Process for exposure and copying of photographs and cinematographic records in natural colors : en
  • US1904680A - Radial cam type internal combustion engine : en
  • US1904455A - Method and apparatus for converting electric power : en
  • US1903810A - Apparatus for refining oil : en
  • US1904835A - Speed regulator for revolving doors : en
  • US1904886A - Tap plate for dancing shoes : en
  • FR744543A - : fr
  • FR744602A - : fr
  • DE574972C - Process for the production of spinnable aqueous solutions of silk fibroin : de en
  • GB390911A - A device for sticking over the edges of paper : en
  • CA331806A - Anti-rattler device for doors : en fr
  • FR744470A - : fr
  • FR744540A - : fr
  • GB391038A - Improvements in and relating to the dispersion of liquid materials : en
  • DE574780C - Method for steering motor vehicles : de en
  • FR744497A - : fr
  • GB391189A - Improvements in or relating to the application of adhesive or like coatings to boot or shoe parts or the like : en
  • DE574620C - Changeable pencil : de en
  • US1904655A - Mining drill mounting : en
  • FR744375A - : fr
  • GB390982A - Improvements in and relating to gaseous electric discharge devices : en
  • FR744427A - : fr
  • US1904566A - Apparatus for treating light and similar rays : en
  • US1904847A - Electromagnetic device : en
  • US1904962A - Hot air heating system : en
  • GB390887A - An improved locking device for the indicating mechanism of weighing scales : en
  • DE573782C - Process for the production of rubber-elastic to leather-tooth masses : de en
  • DE574671C - Procedure for determining the location of the fault in a line section with a short circuit, earth fault or interruption by measuring the reactive and effective conductance of the section : de en
  • FR744581A - : fr
  • FR41816E - Improvements to the construction of floors : en fr
  • GB390959A - Improvements in jointing and reinforcing the composite parts of steel arches, props and cambered bars, for use in mines and like places : en
  • DE574756C - Use for the storage container of wall coffee grinders : de en
  • DE574931C - Adhesive application machine for the optional gluing of rigid or pliable materials with swiveling adhesive container : de en
  • DE574549C - Air jig : de en
  • FR744516A - : fr
  • GB390945A - An improved safety razor : en
  • GB390917A - Improvements in or connected with suspenders or the like : en
  • GB390978A - Improvements in apparatus or devices for testing coins, discs and tokens by weight : en
  • GB391036A - Improvements in cable clamps : en
  • FR744448A - : fr
  • US1903970A - Superheater arrangement for cylindrical shell boilers : en
  • US1904383A - Safe deposit lock : en
  • US1904552A - Automatic gain control : en
  • DK47223C - Plate-shaped Material with refined surface. : da en
  • FR744504A - : fr
  • US1903870A - Process for dyeing and printing textile fibers : en
  • US1904617A - Cable connecter : en
  • USD89611S - Design eor a pastry confection : en
  • FR744364A - : fr
  • FR744382A - : fr
  • FR744547A - : fr
  • FR744393A - : fr
  • GB391148A - Process for the manufacture of pigments : en
  • US1904135A - Brake rigging for railway cars : en
  • US1904148A - Process for accelerating the retting of flax : en
  • DE574826C - Process for the manufacture of reinforced metal pipes : de en
  • FR744565A - : fr
  • GB390980A - A process for the manufacture of ammonium salts : en
  • US1904768A - Reinhofcd rieschick : en
  • DE574768C - Tuning circuit for musical instruments with electrical sound generation : de en
  • FR744520A - : fr
  • US1904025A - Consistency controlling mechanism for concrete mixers : en
  • FR744254A - Friction shifting : en fr
  • GB390892A - Improvements in and relating to apparatus for dividing material composed of or containing rubber or the like : en
  • FR744406A - : fr
  • FR744546A - : fr
  • CA331821A - Storm sash ventilator : en fr
  • DE574979C - Cigarette case with single dispenser : de en
  • FR744413A - : fr
  • GR4117B - OFFICE AFTER A COVER COMPLETELY HIDDEN AND MORE THAN DOUBLE CAPACITY OF THE NORMAL TYPE OF SUCH. : el en
  • GB391001A - Improvements in flexible shaft casing assemblies : en
  • GB391024A - An improved apparatus for the determination of blood pressure : en
  • FR744360A - : fr
  • GB390932A - Improvements in or relating to uniting compositions of or containing rubber or the like to metal : en
  • US1904153A - Heating combustion air for a furnace : en
  • DE573834C - Inclined seat valve : de en
  • DE574660C - Disengagement device for the drive coupling on address printing machines : de en
  • FR744391A - : fr
  • FR744436A - : fr
  • FR744646A - : fr
  • US1903819A - Pipe fitting : en
  • DE574915C - Puller for automatic weapons : de en
  • US1904362A - Conversion of hydrocarbon gases : en
  • US1904603A - Recovery of sulphur : en
  • US1904611A - Automotive vehicle : en
  • FR41821E - Axial threshing machine : en fr
  • US1904587A - Temperature controlling apparatus : en
  • US1904185A - Low frequency amplifier : en
  • US1904522A - Apparatus for drilling wells : en
  • US1904842A - Machine for vacuum sealing : en
  • US1904086A - Automatic arc welding : en
  • US1904975A - Metal cutting machine and control system therefor : en
  • US1904978A - Apparatus for the manufacture of sheet glass : en
  • US1904094A - Method and apparatus for molding concrete pipe : en
  • US1904483A - Production of elemental sulphur from gaseous sulphur compounds : en
  • GB391099A - Improvements in and relating to spring hammers : en
  • US1903941A - Card holder : en
  • US1904201A - Reversible and quick-changing runner and shoe : en
  • US1904670A - Socket for tubes : en
  • US1904922A - Dump body operating mechanism : en
  • US1904756A - Dispensing device : en
  • FR744613A - : fr
  • GB390955A - Improvements in and relating to liquid meters : en
  • US1904149A - Means for eliminating the effects on radio circuits of sparking in the ignition system of an internal combustion engine : en
  • DE574695C - Clamping device for cold sawing machines : de en
  • DE574691C - Automatic mixing scale : de en
  • FR744597A - : fr
  • FR744595A - : fr
  • US1904080A - Construction of roofings, partitions, and the like : en
  • US1903766A - Poster support : en
  • US1904081A - Auxiliary wheel for automobiles : en
  • US1904194A - Curtain heading : en
  • US1904678A - Dynamometer : en
  • DE574983C - Process for the manufacture of saw blades with undercut teeth : de en
  • FR41843E - Production of new high molecular weight sulfuric acid esters : en fr
  • US1904971A - Milling machine : en
  • US1904033A - Combination billiard-table and bowling alley : en
  • DE574881C - Device for splitting raw rubber blocks : de en
  • DK47218C - Trigger device for airplanes fixed in airplanes, intended for firing through the spaces between the blades of the propeller. : da en
  • DE574863C - Cascade connection of asynchronous and commutator machines with slip-independent power : de en
  • DE574932C - Copy device for sound films : de en
  • FR744560A - : fr
  • DE574906C - Device for breaking the strings of musical instruments : de en
  • GB390928A - Improvements relating to door closing devices : en
  • US1904004A - Brake equalizer : en
  • US1904280A - Lawn mower : en
  • US1904309A - Control switch structure : en
  • USD89624S - Design for a grille or the like : en
  • GB390967A - Improvements in two axle bogies for vehicles : en
  • GB391449A - Improvements in structures and a method of and means for forming the same : en
  • US1904838A - Heat treating apparatus for metal work : en
  • US1904385A - Grinding and polishing attachment for rolling mills : en
  • US1903752A - Airplane : en
  • US1904663A - Improved abrasive coated material : en
  • FR41826E - Device for dry spinning of artificial silk : en fr
  • US1904402A - Treatment of hydrocarbon oils : en
  • US1904602A - Window sash holder and window construction : en
  • US1904640A - Manufacture of cement : en
  • US1904660A - Fountain pen : en
  • US1903915A - Pipe cleaning device : en
  • US1904578A - Attachment for telephones : en
  • USD89661S - Design for a handkerchief : en
  • US1903946A - Tufting machine attachment : en
  • US1904987A - Battery handle : en
  • US1903906A - Centrifugal molding apparatus : en
  • US1904853A - Method of and apparatus for preparing and handling molten materials : en
  • US1904336A - Honing device : en
  • DE575012C - Adjustable damping device for a coupling device of motor vehicles that is moved by auxiliary power : de en
  • DE574659C - Drop spring for die setting and line casting machines : de en
  • DE574754C - Blood transfusion syringe : de en
  • FR744554A - : fr
  • GB390895A - Improvements in or relating to fluid pressure operated blowers for cleaning the tubes of steam generators and the like : en
  • FR744637A - : fr
  • FR744555A - : fr
  • GB391130A - Improvements in or relating to breathing appliances : en
  • FR744463A - : fr
  • US1904444A - Hair waver : en
  • US1904754A - Glass feeder : en
  • US1903845A - Process of converting natural gas and similar gaseous hydrocarbons into a mixture ofcarbon monoxide and hydrogen in controlled proportions : en
  • CA331839A - Heat treating furnace : en fr
  • US1903909A - Rotary heat treating furnace : en
  • US1904077A - Securing trim panels : en
  • US1904122A - Detachable snap fastener for articles to be laundered : en
  • US1904323A - Machine for slotting heels : en
  • US1903764A - Ice cream or confection container : en
  • FR744634A - : fr
  • GB390906A - Improvements in floors, walls, partitions and the like : en
  • FR744388A - : fr
  • GB391020A - Apparatus for closing bottles : en
  • US1904719A - Recording apparatus : en
  • US1904645A - Bookmaking machine attachment : en
  • GB390981A - Improvements in or relating to hair waving apparatus : en
  • DE574888C - Single or double bellows gas meter : de en
  • DK47216C - Cleaning device for threshers and the like. : da en
  • FR744619A - : fr
  • US1904411A - Winding mechanism : en
  • US1904792A - Boat propelling system : en
  • DE574524C - Centrifugal carousel : de en
  • US1904301A - Machine for perforating slow emulsion films while they are being shown on the screen : en
  • US1904771A - Constant frequency control apparatus : en
  • USD89638S - Turing co : en
  • CA331829A - Camshaft driving mechanism : en fr
  • GB390878A - Hollow construction blocks and methods of and means for their manufacture : en
  • DE574680C - Flat weft knitting machine with a device that works together with the lower deck device for transferring the double edge : de en
  • CA331848A - Catalytic ester production : en fr
  • DE574774C - Storage of the drive wheel in the hollow, swiveling steering knuckle for motor vehicles with steering wheel drive : de en
  • DE574973C - Process for the production of aseptic aqueous hexamethylenetetramine solutions : de en
  • US1903868A - Process of preparing alkyl esters of carboxylic acids : en
  • US1904333A - Orifice meter : en
  • US1904006A - Pattern control mechanism : en
  • US1904811A - Hydraulic transmission mechanism : en
  • US1904849A - Fishline reel : en
  • US1904044A - Mechanism for reciprocating grinding wheel spindles : en
  • CA331884A - Multiple junction box : en fr
  • US1904525A - Cable : en
  • US1904903A - Cigarette holder : en
  • US1904107A - Electroplating with aluminum : en
  • US1904058A - Grinding apparatus : en
  • US1904473A - Steam boiler : en
  • US1904988A - Battery handle : en
  • US1903757A - Faucet structure : en
  • US1904346A - Heel breasting machine : en
  • US1904700A - Protector for plants : en
  • US1904457A - Price tag and holder : en
  • DE574779C - Car body, especially for buses and coaches : de en
  • DE574640C - Device for transmitting movement from closed vessels to the outside or vice versa : de en
  • DE574958C - Putty-free Kloeppel fastening with isolators by pressure-transmitting Kloetzchen : de en
  • DE574882C - Mold for making rubber stamps : de en
  • DE575002C - Circuit arrangement for telephone systems with several exchanges : de en
  • FR744638A - : fr
  • GB391791A - Improvements in or relating to wall hooks and like supporting devices : en
  • FR41817E - Beam and its application to the construction of floors : en fr
  • FR744440A - : fr
  • GB390893A - Improvements in or relating to split ball bearings : en
  • DE574842C - Flue gas preheater with finned tubes arranged vertically one above the other but offset from one another : de en
  • GB391161A - Improvements in and relating to ships' davits : en
  • CA331837A - Expulsion fuse : en fr
  • FR744617A - : fr
  • US1904390A - Hedge trimmer : en
  • USRE18796E - Inven : en
  • CA331901A - Tool manufacture : en fr
  • DE574677C - Method and device for splitting hydrocarbon oils : de en
  • US1904708A - Workbench : en
  • FR744624A - : fr
  • FR744584A - : fr
  • FR744598A - : fr
  • US1904558A - Striping device : en
  • US1904629A - Varlable speed gearing : en
  • US1904924A - Machine for filling bottles and other vessels : en
  • US1904324A - Water control apparatus : en
  • DE574536C - Process for the production of permanent emulsions of hydrocarbons : de en
  • DE574815C - Gas knife valve : de en
  • DE574869C - Breaker plate protection device for the compressors and containers used in the refining of hydrocarbon oils with liquid sulphurous acid : de en
  • US1904176A - Cadmium-nickel alloy : en
  • US1904439A - Production of hydrogen from hydrocarbon gases : en
  • GB390940A - Improvements in or relating to mechanism for damping lateral oscillation or whippingof a rotating shaft : en
  • GB391118A - Improvements in spring interiors for chairs, mattresses, or the like : en
  • GB391165A - Improvements in or relating to knitted fabrics and their manufacture : en
  • GB390962A - Improvements in feeding appliances for poultry : en
  • US1903828A - Cat on of textiles : en
  • US1904300A - Signal and trouble-finder : en
  • US1904319A - Variable speed transmission : en
  • US1904571A - Web renewing mechanism for printing machines : en
  • DE574357C - Process for restricting the decomposition of ammonia in the production of cyanamides of alkaline earths and magnesium or cyanamides, cyanates, cyanides of alkalis or mixtures of the last-mentioned compounds : de en
  • US1904631A - Stuffing box : en
  • FR41836E - Telescopic leg support for scraper winch : en fr
  • GB391009A - Improvements in or relating to indicating devices for scales with variable weighing range : en
  • US1904536A - Web supplying and controlling mechanism : en
  • DE574604C - Revolving center point in roller bearings for turning benches : de en
  • DE574776C - Liquid shock absorbers, especially for motor vehicles : de en
  • GB390990A - Improvements in or relating to envelopes for circulars and the like : en
  • GB391146A - Improvements in or relating to the manufacture of separable fasteners : en
  • USD89626S - Vania : en
  • USD89630S - Ivor cordy : en
  • FR744549A - : fr
  • US1904121A - Bed lamp : en
  • US1904788A - Display of cut flowers : en
  • US1904898A - Flush valve : en
  • US1904391A - Can washing machine : en
  • DE574592C - Device for measuring amounts of liquid, which is also designed as a closure for the storage container : de en
  • DE574884C - Additional gear for rangefinder : de en
  • US1903883A - Electric cooking : en
  • US1904863A - Device for fastening the end of a coiled member to a supporting structure : en
  • US1904174A - Arrangement for transmitting wireless signals : en
  • US1904341A - Antistick coating material : en
  • US1904894A - Process and apparatus for the manufacture of cellulose : en
  • US1904173A - Method of removing corrosive sulphur from hydrocarbon oils : en
  • US1904969A - Serving and washing tray : en
  • US1904159A - Wire drawing machine : en
  • CA331916A - Rail anchor : en fr
  • US1904141A - Magnetic switch : en
  • GB391772A - Improvements in or relating to the treatment of textile materials : en
  • US1904335A - Tone bar : en
  • US1904477A - Production of valuable organic products : en
  • US1904685A - Bottle rinsing mechanism : en
  • USD89657S - Design for a handkerchief : en
  • US1904627A - Threadless fitting conduit : en
  • CA331859A - Fines roasting apparatus : en fr
  • US1904414A - Production of aromatic aldehydes : en
  • US1903922A - Lock nut and method of manufacture : en
  • US1904496A - Hydraulic transmission system : en
  • US1904724A - Jig-saw puzzle holder : en
  • DE574908C - Crockery for draft animals with air cushions under the comb lid : de en
  • FR744438A - : fr
  • FR744534A - : fr
  • GB390933A - Improvements in double-beat valves : en
  • DE574630C - Liquid switch with arc extinguishing according to the expansion principle : de en
  • CA331809A - Garment : en fr
  • DE574661C - Process for the digestion of phosphates : de en
  • US1904028A - Toy : en
  • US1904024A - Refrigeration apparatus : en
  • US1904476A - Conversion of solid fuels and products derived therefrom or other materials into valuable liquids : en
  • DE574788C - Travel limiter for doors, especially motor vehicle doors : de en
  • DE574909C - Tablet press with fast rotating die table : de en
  • US1904388A - Collapsible terrace chair : en
  • US1904782A - Refrigerator water cooler : en
  • DE574614C - Method and device for emptying the return air line in counter pressure fillers : de en
  • DE574847C - Arrangement for smoke gas blower housed in the locomotive smoke chamber : de en
  • US1904329A - Stock guide means for machine tools : en
  • FR744600A - : fr
  • US1904933A - Telephone system : en
  • US1904038A - Resilient support for photo-electric cell exciter : en
  • US1904469A - Production of carbon black : en
  • US1904665A - Magnetic return circuit : en
  • US1904960A - Glass working tank : en
  • DE574626C - Angled rolling device for expanding metal pipes by means of a mandrel : de en
  • US1903767A - Drinking fountain for poultry : en
  • US1903897A - Apparatus for casting metals : en
  • US1904921A - Kier : en
  • US1904948A - Mechanical fine grader : en
  • US1904053A - Lock : en
  • US1904234A - Measuring scale : en
  • US1904283A - Flow indicator : en
  • US1904573A - Vulcanization of rubber : en
  • US1904911A - Main switch and fuse cabinet : en
  • US1904125A - Pasteboard box : en
  • US1904820A - Azo dye : en
  • CA331868A - Electrolytic cell : en fr
  • US1904160A - Manufacture of acetic acid : en
  • US1904313A - Fastening inserting machine : en
  • US1904400A - Box : en
  • US1904142A - Electron discharge device circuit arrangement : en
  • FR744462A - : fr
  • US1904178A - Brake device : en
  • US1904743A - Steam deflector and guard for dairy sinks : en
  • USD89668S - Design eor a burial casket : en
  • US1904095A - Electrical measuring instrument : en
  • US1904966A - Combined animated and changeable sign : en
  • US1904597A - Refrigerating apparatus : en
  • US1903867A - Vacuum cleaner : en
  • US1903954A - Folding table and chair : en
  • US1903770A - norway : en
  • FR41814E - "Seamless" joining process of endless wire mesh for the manufacture of paper and the like : en fr
  • GB391017A - Machine for labelling bottles, cans, and similar containers : en
  • GB391149A - Improvements relating to variable speed transmission gears : en
  • US1904120A - Door hinge : en
  • US1904989A - Spreader : en
  • DE574553C - Rolling mill group for the continuous rolling of strips or the like, in which endless moving conveyor belts are used to introduce the rolling stock from one rolling frame to the other : de en
  • CA331823A - Opener container part making apparatus : en fr
  • CA331794A - Combination portable stove : en fr
  • US1904671A - Copying goffered films : en
  • US1904688A - Testing device for water systems : en
  • US1903905A - Automobile servicing machine : en
  • US1904155A - Ejecting mechanism : en
  • US1904731A - Golf bag : en
  • DE574556C - Reel with revolving inner drum for the production of water-hardened wire : de en
  • DE584796C - Method for closing bags for pressed material, in particular for hops : de en
  • GB391132A - Improvements in or relating to motor vehicles : en
  • US1903896A - Combination sprayer and sweeper : en
  • US1904461A - Concentration of minerals by flotation : en
  • DE574970C - Process for the production of artificial threads from cellulose xanthogenate : de en
  • US1903784A - Shield for ignition coils : en
  • CA331800A - Engine fuel injection device : en fr
  • US1904074A - Finger ring or the like : en
  • US1904755A - Metal drum : en
  • CA331792A - Electrolytic apparatus : en fr
  • US1904226A - Cable maintenance apparatus : en
  • US1904696A - Preparation of stable solutions of halogenated acetylcholin salts : en
  • US1904403A - Method and means for filling tire casing cuts : en
  • USD89609S - of san francisco : en
  • US1903848A - Refrigerating mechanism : en
  • US1904131A - Combined machine for making, filling, and closing bags : en
  • US1904534A - Sound wave system : en
  • FR41834E - Improvements to parachutes : en fr
  • GB391150A - Current closing device for electric motors used with striking clocks : en
  • FR744356A - : fr
  • US1903762A - Feeding mechanism for sewing machines : en
  • US1904546A - Method of producing stearine : en
  • DE575028C - Spring-loaded pulling and pushing device with braking device : de en
  • DE574905C - Device for breaking strings for musical instruments : de en
  • AU695532A - Improvements in and connected with supporting means for blinds andthe like. 9 : en
  • FR744361A - : fr
  • US1904161A - By-product coke oven operation : en
  • US1904433A - Hydrocarbon oil and method of making the same : en
  • CA331805A - Internal combustion engine : en fr
  • CA9950S - Automobile bumper protector gaurd : en
  • CA331896A - Wire rope : en fr
  • US1903877A - Scraper : en
  • US1904717A - Reversible window hinge : en
  • US1904945A - Collapsible tire building form : en
  • CA331818A - Aquarium : en fr
  • DE574710C - Pipe cooler for serving drinks, especially beer : de en
  • FR744536A - : fr
  • CA331835A - Arc extinguishing fluid : en fr
  • DK47221C - Door buffer. : da en
  • CA331843A - Sound recording and reproducing system : en fr
  • US1903807A - Boiler : en
  • US1903761A - Automatic electric starter for internal combustion engines : en
  • US1904406A - Method of reducing the solution viscosity of cellulose : en
  • US1904177A - Fence post anchor : en
  • US1904514A - Protection for armature windings : en
  • US1904830A - Process for the production of motor driving spirits : en
  • CA331908A - Cable tubular connection : en fr
  • DE574782C - Coupling for brake pressure medium lines of hydraulic brake devices for motor vehicle trains : de en
  • DE574805C - Methods for cleaning benzene and gasoline hydrocarbons : de en
  • DE574871C - Process for the production of a carbon-oxide-free methane-hydrogen mixture from carbon-oxide-containing technical gas types : de en
  • DE574890C - Device for fine adjustment of the microscope tube : de en
  • US1904540A - Switch : en
  • US1904730A - Cylinder construction for firearms : en
  • USD89628S - Ostilio ciccarelli : en
  • US1904517A - Duplex system of telephony : en
  • US1904184A - of elmira : en
  • US1904779A - Pipe holder : en
  • US1904884A - royle : en
  • CA331791A - Brake adjustment signal : en fr
  • DE574738C - Ozone generator : de en
  • DK47240C - Motor vehicle with Chassis and Body. : da en
  • US1904873A - Electric cable : en
  • CA331812A - Cigarette making machine : en fr
  • CA331905A - Tabulating and accounting machine : en fr
  • US1904524A - Amplifier : en
  • USD89615S - Design for a shoe : en
  • US1904115A - Hydraulic jack : en
  • US1904413A - Telephone dial actuator : en
  • US1904673A - Printing of films for color cinematography : en
  • CA331906A - Card verifier : en fr
  • CA331856A - Hydrocarbon processing : en fr
  • GB391435A - Cleansing and softening agent : en
  • US1904207A - Hinge : en
  • US1904475A - Valve control mechanism : en
  • US1904698A - Method of making drawing dies : en
  • US1904579A - Continuous alarm clock : en
  • US1904790A - Arch support for shoes : en
  • US1904857A - Heat exchanger : en
  • DE574984C - Process for making patterned paper on the paper machine : de en
  • GB390925A - Improvements in magnetic cores for inductances : en
  • DE574542C - Device for remote measurement with the help of current impulses, the frequency of which corresponds to the size to be measured and which act on a measuring device via a transformer : de en
  • DE574818C - Shredding device : de en
  • US1904020A - Temperature controlling apparatus : en
  • US1904046A - Variable speed power transmission mechanism : en
  • US1904308A - Magneto : en
  • US1904706A - Process of heat treating metals : en
  • US1904733A - Propeller : en
  • USD89672S - Design for a textile fabric or the like : en
  • CA331830A - Train control system : en fr
  • FR744481A - : fr
  • US1904900A - Control of the saline content of boiler waters : en
  • US1903876A - Engine control : en
  • US1904034A - Indoor golf game device : en
  • US1903806A - Stock quotation projecting machine : en
  • US1904746A - Rctary wing aircraft propeller : en
  • US1904910A - Gasket : en
  • US1903904A - Feeding device for type casting machines : en
  • US1903938A - Indicating device : en
  • US1904356A - Display grease chart : en
  • US1904553A - Feed water regulator : en
  • FR744594A - : fr
  • GB390930A - A combined stop and retaining spring, for use on curtain railways : en
  • US1904281A - Aircraft : en
  • US1904614A - Weighing scale : en
  • US1904973A - Suction cleaner : en
  • CA331865A - Dual wheel : en fr
  • US1903850A - Method for the reduction of furfural acetone and furan derivatives : en
  • US1903943A - Clutching device : en
  • US1903966A - Vehicle suspension device : en
  • US1903750A - Grease gun : en
  • US1903964A - Spring chuck : en
  • US1904867A - Method of rontgenological reproduction : en
  • US1904482A - Production of elemental sulphur : en
  • US1904549A - Oil burner : en
  • US1904951A - Punch : en
  • US1904905A - Batch dividing and covering means : en
  • US1904920A - Apparatus for forming sheet metal caps : en
  • US1904440A - Reactivation of catalyst used in the preparation of hydrogen : en
  • US1904769A - Shaft mounting : en
  • USD89608S - Ralph n : en
  • US1903936A - Display rack : en
  • US1903961A - Method of removing combined sulphur from cellulose acetate : en
  • US1904982A - Glassware forming machine : en
  • CA331777A - Ice skate walker : en fr
  • DK47238C - Method for Preparing Durable Aqueous Drug Solutions. : da en
  • US1904351A - Broken belt detector and safety device : en
  • FR744585A - : fr
  • US1903937A - Photographic roll film spool : en
  • US1904277A - Coat and trouser hanger : en
  • US1904915A - Iron sulphide material and process of making the same : en
  • DE574897C - Flooring to promote plant growth : de en
  • FR744607A - : fr
  • USD89641S - Design fob : en
  • DE574803C - Process for the preparation of water-soluble depolymerization products of high molecular weight carbohydrates : de en
  • DE574861C - End pressure plate consisting of segments for the laminated core of electrical machines : de en
  • GB391040A - Improvements relating to rotary paper-cutting machines : en
  • DE574587C - Process for obtaining vaccines suitable for immunization against infections by infectious agents : de en
  • US1904485A - Control system : en
  • US1904699A - Production of cement : en
  • US1904977A - Machine for making glass stoppers and the like : en
  • US1903921A - Lock nut and method of manufacture : en
  • US1904449A - Sound record film and film printing apparatus : en
  • US1904687A - Combined seesaw and merry-go-round : en
  • DE574966C - Process for the production of Kuepen dyes : de en
  • DE574629C - Microphone : de en
  • DE574848C - Railway carriage for bulk goods : de en
  • US1904181A - Booster : en
  • US1904419A - Lead extrusion apparatus : en
  • US1903794A - Brush shaft holding and driving means for vacuum cleaners : en
  • US1903800A - Double-color mechanical pencil or sharp pencil : en
  • USD89637S - Turing co : en
  • US1903872A - Hat flanging apparatus : en
  • US1904710A - Nipple : en
  • US1904958A - Glassware forming machine : en
  • NL29695C - : en
  • US1904613A - Article collecting machine : en
  • USD89652S - Facturing co : en
  • US1904371A - Demountable wheel lock : en
  • US1904424A - Process for the removal of hydrogen sulphide from gas mixtures and for the recovery of elemental sulphur : en
  • US1904865A - Speedometer for marine craft : en
  • US1903952A - Welding rod and process of making the same : en
  • US1904052A - Shelving construction : en
  • CA331927A - Textile material coloration : en fr
  • US1904358A - Fountain pen : en
  • US1904953A - Clutch or transmission plate : en
  • US1904041A - Cleaning brush : en
  • US1904189A - Means for retaining furnace wall blocks against tubes : en
  • US1904219A - Radio station selector : en
  • US1904193A - Package holder : en
  • US1904484A - Method of removing arsenic and chlorine from sulphur : en
  • US1904465A - Electrical regulator : en
  • US1904923A - Aeroplane : en
  • US1904515A - Word counting register for typewriters : en
  • DE574559C - Locking device for fire bunker : de en
  • US1904899A - Drawing board : en
  • CA331921A - Regenerated silk yarn : en fr
  • US1903779A - Grate : en
  • US1904330A - Template for use in installing plumbing : en
  • US1904974A - Suction cleaner : en
  • CA331900A - Magneto : en fr
  • US1904376A - Gang-mower : en
  • US1904431A - Feed water heating plant : en
  • US1904927A - Switch mechanism : en
  • DE521533C - Machine to optionally cover objects with chocolate and to produce chocolate bars with and without filling and hollow bodies or shell-shaped objects from chocolate : de en
  • DE574678C - Process for improving fuel oils from coal tar : de en
  • DK47239C - Circuit arrangement for non-numerical Switching devices for fully or semi-automatic Telephone systems or similar. : da en
  • GB391162A - Improvements in or relating to film guide mechanism for sound picture apparatus : en
  • US1904394A - Automatic tension mechanism for strands, etc. : en
  • US1904451A - Bearing : en
  • USD89616S - henschel : en
  • US1904031A - Vehicle body : en
  • US1904276A - Dry rectifier : en
  • US1904739A - Closure for containers : en
  • BE395358A - : en
  • US1904366A - Organic acid of the diphenyl-methane series and a process of preparing the same : en
  • US1904866A - Joint for pipes : en
  • DE574609C - Device for machine edging of the edges of cardboard boxes, glass panes or the like with paper strips or other suitable material : de en
  • DE574759C - Applicator for liquid shoe polish products : de en
  • DE574936C - Tube dryer : de en
  • DE567506C - Steering device operated by fluid pressure : de en
  • GB391122A - Process of vulcanizing rubber and products obtained thereby : en
  • CA331786A - Electric current modulation : en fr
  • CA331844A - Paper covered conductor : en fr
  • DE574735C - Borehole rod connection with a support bearing : de en
  • DE574858C - Automatic switching device controlled by float or pressure switch for two alternately working electric motors : de en
  • DE574921C - Process for the treatment of plants rich in pentosan, such as beech wood, straw, bamboo, in order to obtain hydrolysis products : de en
  • DE574840C - Process for the preparation of indoles : de en
  • DE575017C - Corner connector : de en
  • US1904316A - Picker for fly shuttle looms : en
  • US1904944A - Record strip for sound reproducing machines : en
  • US1903775A - Air spring and cushion : en
  • DE575001C - Manufacture of items that require aging protection from low-carbon iron or steel : de en
  • DE574616C - Can opener : de en
  • GB390984A - Improvements in and relating to furnaces for heating fluids : en
  • FR41830E - Hair waving device : en fr
  • GB391142A - Improvements in or relating to stills and the like and the operation thereof : en
  • GB390993A - Improvements in and connected with the production of sand moulds : en
  • US1904059A - Method and apparatus for testing incandescent lamps and similar articles : en
  • US1904075A - Scissors sharpener : en
  • US1904537A - Loud speaker : en
  • DE574775C - Lubricating device for the chain support rollers and chain guide wheels of caterpillar vehicles mounted on the caterpillar guide frame : de en
  • US1904172A - Process for treating low boiling hydrocarbons : en
  • US1904459A - Cylinder for internal combustion engines : en
  • FR744503A - : fr
  • GB391053A - Improvements in distributor bars for typographical composing and distributing machines : en
  • FR744389A - : fr
  • FR744539A - : fr
  • FR744650A - : fr
  • GB391074A - Improvements in or relating to expansion valves : en
  • DK47232C - Electric Discharge Tube with Luminous Gaseous Column. : da en
  • FR744566A - : fr
  • DE574541C - Cassette for film recorders : de en
  • FR744394A - : fr
  • GB390998A - Improvements in or relating to thermionic valves : en
  • US1903945A - Anode for water-cooled vacuum tubes : en
  • FR744559A - : fr
  • FR744642A - : fr
  • FR744577A - : fr
  • FR744575A - : fr
  • GB391067A - A reversible hand-brush : en
  • GB390937A - Improvements in or relating to bottle, jar and like stoppers : en
  • GB391117A - Improvements relating to motor vehicle electric lamps : en
  • GB391028A - Improvements in or relating to the feeding of materials to rotary kilns : en
  • GB391098A - Improvements in and relating to the production of multicoloured images : en
  • GB390997A - Improved rubber elastic fabric : en
  • GB391055A - Improvements in or relating to supporting rollers for conveyor belts : en
  • DE574551C - Column with tubular upper part that can be pulled out of the foot part : de en
  • DE574883C - Jig for troughs for vulcanizing tire covers : de en
  • GB391186A - Improvements in and relating to electric motor control systems : en
  • FR744405A - : fr
  • GB391026A - Improvements relating to stop motions for hemming, hemstitch, embroidery and the like sewing machines : en
  • GB391066A - Improvements in or relating to the drawing of window glass in sheets : en
  • FR744476A - : fr
  • FR744455A - : fr
  • FR744495A - : fr
  • CA331904A - Diesel-electric locomotive : en fr
  • US1903833A - Wall outlet and fitting : en
  • US1904435A - Indicator device : en
  • US1904528A - Lacquers, films, artificial masses, and the like : en
  • FR744573A - : fr
  • GB391090A - Improvements in valve : en
  • GB391468A - Process for the manufacture of an azo-dyestuff and an intermediate product therefor : en
  • CA331797A - Portable vulcanizing device : en fr
  • GB390886A - Electrical signalling devices applicable specially for indicating vacant seats in cinemas, theatres and like places : en
  • DE574807C - Process for the production of tool steels, in particular high-speed steels : de en
  • US1903983A - Ventilating system : en
  • US1904130A - Thread testing and recording device : en
  • DE574564C - Process for the preparation of salts of dibasic organic acids : de en
  • GB391100A - Improvements in or relating to methods of and apparatus for obtaining photographic images by means of invisible light rays : en
  • US1903758A - Gear-shifting mechanism : en
  • US1904118A - Manufacture of wire glass : en
  • US1904263A - Nut and washer assembly : en
  • US1904360A - Brazing solder : en
  • GB391440A - Improvements relating to escalators : en
  • FR744465A - : fr
  • FR744451A - : fr
  • USD89632S - Design eor a bottle : en
  • GB391078A - Process for the production of bleaching powder : en
  • GB390943A - Sliding clasp fastener : en
  • GB391081A - Improvements in or relating to waggons for bulk goods, in particular dust carts : en
  • US1904512A - Method and apparatus for preparing sulphur dioxide : en
  • US1904538A - Loud speaker : en
  • FR744362A - : fr
  • GB391050A - Improvements in or relating to closure devices for openings of sheet metal containers : en
  • US1903811A - Antenna system : en
  • US1904062A - Discharge apparatus : en
  • US1904871A - Multiple expansion engine : en
  • CA331803A - Fastener slider : en fr
  • US1904494A - Tuning fork generator : en
  • US1904753A - Radiator filling and draining device : en
  • US1904428A - Spraying device : en
  • US1904532A - Book cover : en
  • US1904221A - Protective layer on photographic films : en
  • US1904408A - Needle securing device for talking machines : en
  • DE574655C - Process for the preparation of halogen-containing pyridine pellets : de en
  • US1904146A - Wire drawing apparatus : en
  • USD89622S - Necticut : en
  • DE574459C - Device for the individual feeding of small glass bodies (pistons, disc base tubes or pinch feet) to a rotating further processing machine : de en
  • DE574486C - Adding machine : de en
  • US1904874A - Means for gumming tape on blanks : en
  • GB391010A - Improvements in or relating to vehicle heating devices : en
  • FR744480A - : fr
  • DE574557C - Device for the production of linoleum or the like with a patterned outside : de en
  • US1903972A - Telephone system : en
  • US1904100A - Wheel dresser : en
  • US1904200A - Process of producing and distilling aqueous sulphuric acid solutions of secondary and tertiary alcohols : en
  • US1904269A - Manufacture of low boiling tar acids : en
  • US1904972A - Suction cleaner : en
  • DE574548C - Mixed fabric and process for its manufacture : de en
  • DE574791C - Press pad : de en
  • US1904340A - Pipe-trap cover : en
  • US1904516A - Regenerative coke oven : en
  • US1904818A - Cleaning apparatus : en
  • DE574914C - Printing plate for printing machines : de en
  • DE574737C - Process for the production of preparations which can be converted into dispersions from water-insoluble or sparingly soluble dyes or dye intermediates : de en
  • US1904011A - Power transmission : en
  • US1904858A - Shirt pressing machine with laterally movable head : en
  • DK47228C - Flexible Hose for Vacuum Cleaners. : da en
  • FR744429A - : fr
  • FR744576A - : fr
  • US1904656A - Mining drill post : en
  • GB391127A - Improvements in or relating to universal joints : en
  • US1904798A - Vise : en
  • US1904840A - Slicer : en
  • US1904264A - Spring shackle : en
  • DE574728C - Electromagnetic horn : de en
  • DE574675C - Process for the production of color lakes of basic dyes : de en
  • DE574896C - Friction wheel lighter : de en
  • GB391089A - Improvements in apparatus for indicating the distance rate of consumption of a powerproducing substance : en
  • DE574960C - Deionization device for extinguishing the interrupting arc of switches : de en
  • FR744390A - : fr
  • GB390942A - Improved tobacco pipe : en
  • US1903895A - Heinrich gtjnzleb and oskab nettbebt : en
  • US1904140A - Frequency control apparatus : en
  • USD89664S - Washtub : en
  • US1903901A - Bed : en
  • US1904610A - Automatic liquid measuring and delivering apparatus : en
  • US1904638A - Means for preventing taking of fraudulent impressions from postage : en
  • US1904093A - License plate for motor vehicles : en
  • FR744535A - : fr
  • DE574538C - Device for the proportional mixing of two media : de en
  • GB391006A - Improvements in and relating to apparatus for recording electrical vibrations : en
  • GB391076A - Improvements in or relating to means for sealing doors and like closing devices : en
  • GB391120A - Improvements in or relating to accelerators for the vulcanisation of rubber : en
  • DE574611C - Support for the lower fire protection drum on cinema playback machines, which can be pivoted around a pivot point and can be locked in any position : de en
  • DE574687C - Rotating device for barber chairs : de en
  • FR744620A - : fr
  • GB391023A - Self-closing water tap : en
  • GB391115A - Improvements in or relating to the compounding of rubber or the like materials : en
  • FR744477A - : fr
  • FR744610A - : fr
  • US1903923A - Closure-holding and return spring : en
  • FR744626A - : fr
  • GB391093A - Improvements in or relating to protective coatings and drier compositions for use inprotective coating materials : en
  • DE574820C - Roller grate for classifying bulk goods : de en
  • GB391112A - Improvements in processes for treating alloys containing iron and manganese : en
  • GB391773A - Improvements in the fixation of metal compounds on textile materials : en
  • FR744411A - : fr
  • FR744419A - : fr
  • FR744492A - : fr
  • GB391119A - Improvements in or relating to the preparation and operation of platinum plating baths : en
  • GB391136A - Improvements in or relating to the burning of pyrites, or iron sulphide, and the production of iron oxide, sulphur and sulphur dioxide : en
  • FR744562A - : fr
  • FR41829E - Locomotive safety and control device : en fr
  • GB391182A - Improvements in or relating to electric motor control systems : en
  • FR744643A - : fr
  • FR744523A - : fr
  • DE574615C - Device for closing bottles : de en
  • CA331898A - Barrel making machine : en fr
  • US1904415A - Channeling machine : en
  • US1904890A - Coil forming device : en
  • DE574852C - Termination for cables on insulated rails and tracks : de en
  • DE574799C - Contactors for round looms with electromagnetic drive : de en
  • FR744569A - : fr
  • US1903981A - Motion picture film : en
  • US1904468A - And karl d : en
  • US1903869A - Pillar or post standing in the street traffic : en
  • US1904029A - Method and apparatus for recording electrical quantities : en
  • US1904507A - Nailing machine : en
  • US1904986A - Quenching machine : en
  • US1903955A - Scale : en
  • US1904576A - Waterproofing composition : en
  • US1904608A - Insulator finishing brushing machine : en
  • US1904643A - Lighting unit : en
  • US1903993A - Clutch : en
  • US1904796A - Agitating apparatus : en
  • USD89656S - Design for a dress ensemble : en
  • US1904079A - Method and apparatus for forming foundation columns : en
  • US1904621A - Ratchet device : en
  • DE574901C - Air starter : de en
  • DE575018C - Metal pit stamp : de en
  • US1903957A - Water softening system and means for controlling operation thereof : en
  • US1904327A - Apparatus for and method of attaching shoe linings : en
  • US1904883A - Floating chuck for tapping machines : en
  • US1903782A - Combined window ventilator and sash fastener : en
  • US1903882A - Shaving cup : en
  • US1904535A - Pulley and mounting therefor : en
  • US1904479A - Reenforced chain and method of making the same : en
  • US1903817A - Propeller balance : en
  • US1904550A - Air controlled lock for dispensers : en
  • US1904716A - Underfeed stoker : en
  • US1903835A - Selective unloader mechanism for elevators : en
  • US1904430A - Method of making valves for explosion engines : en
  • US1904651A - Gasket : en
  • USD89612S - Chusetts : en
  • US1904290A - Manufacture of tapered tubes of celluloid and the like : en
  • GB391064A - Improvements in containers for the separate storage of two components of a compound or mixture : en
  • US1903802A - Internal combustion engine : en
  • US1904458A - Method of making tension wheels : en
  • US1904508A - Reduction furnace : en
  • CA331832A - Paper stock delivering machine : en fr
  • US1904386A - Dispensing container for tablets and the like : en
  • US1904789A - Adjustable arch support : en
  • US1903988A - Cutter for cutting spiral bevel gears : en
  • US1904443A - Steam plant : en
  • US1904912A - Monolithic filing cabinet and attachments therefor : en
  • US1904691A - Attachment plug : en
  • US1904453A - Dump car : en
  • US1904709A - Printing attachment for bag making machines : en
  • US1904087A - Paper making process : en
  • US1904305A - Piston : en
  • US1904657A - Mining drill : en
  • DE574415C - A device especially intended for artillery purposes for determining a side or an angle of a parallax triangle from other parameters of the triangle : de en
  • US1903751A - Device for feeding the casting pots of linotype and similar machines working with soft metals : en
  • US1903931A - Apparatus for supplying tobacco to a cigarette making machine : en
  • US1904763A - Lock : en
  • US1904580A - Protective circuit for enameling furnaces : en
  • US1904247A - Bearing mounting : en
  • US1904017A - Telephone system : en
  • US1904334A - Rectifier : en
  • FR744570A - : fr
  • DE574610C - Device for the color-changing illumination of banners : de en
  • DE574873C - Device for measuring blood pressure : de en
  • US1903851A - Fuel supply process for internal combustion engines : en
  • US1904186A - Brake mechanism : en
  • US1904635A - Cow tail hanger : en
  • FR744589A - : fr
  • US1904320A - Pipeline booster system : en
  • US1904389A - Brazing solder : en
  • US1904003A - Process and plant for extracting glue from glue-containing material : en
  • US1904504A - Distillation of tar or pitch to coke and apparatus therefor : en
  • US1904897A - Folding table top : en
  • DE574899C - Incubator with egg support discs rotatable in vertical planes : de en
  • FR744627A - : fr
  • GB390939A - Improvements in brassieres : en
  • CA331890A - Air filter : en fr
  • US1904705A - Comb : en
  • US1904312A - Dobby pattern chain : en
  • US1904797A - Automobile differential : en
  • DE574844C - Exhaust fan : de en
  • GB390922A - Improvements in or relating to electric protective relays : en
  • GB391166A - Improvements in or relating to fire extinguishing arrangements and apparatus therefor : en
  • DE574746C - Replication process for pupinized lines : de en
  • CA331879A - Door mechanism : en fr
  • GB390883A - Improvements in or relating to timing apparatus applicable for use with glass feeding devices and for other purposes : en
  • US1904672A - Process and device for reproducing goffered films : en
  • GB391025A - Improvements relating to minimising or localising the effects of ignition, detonation or explosion of gases or vapours in pipe lines : en
  • US1903801A - Electrical control means for brakes : en
  • DE574885C - Immersion handle for measuring the liquid level in boreholes and the borehole depth : de en
  • US1904152A - Work holding mechanism : en
  • US1904740A - Corn silker : en
  • DE574749C - Shock-absorbing device for hanging up electric light bulbs and other objects : de en
  • US1904285A - Method and machinery for the manufacture of acoustical board and the like : en
  • CA331778A - Money saving box : en fr
  • US1903998A - Telephone exchange system : en
  • US1904650A - Manifolding material : en
  • GB391477A - Improvements in and relating to electric converting apparatus : en
  • GB391434A - Apparatus for controlling and directing the flow of sewage effluent or other liquid from a supply pipe or channel or the like to other pipes, tanks, filters, or other outfall : en
  • US1903798A - Carrier case : en
  • FR744606A - : fr
  • GB391059A - An improved carbon holder for electric arc lamps : en
  • GB391061A - Improvements relating to ships' sliding windows : en
  • FR744387A - : fr
  • DE574619C - Door closer with escapement : de en
  • US1904235A - Method of improving cellulose raw material of all kinds : en
  • US1904497A - Motor starter : en
  • FR744485A - : fr
  • GB391004A - Elastic shaft couplings : en
  • DE574943C - Process for the preparation of tetrazoles : de en
  • US1903948A - Theater : en
  • FR744605A - : fr
  • DE574574C - Method for power control of asynchronous machines by cascading three-phase commutator machines : de en
  • US1904355A - Power loader : en
  • US1904919A - Electric terminal connecter : en
  • GB391481A - Sound recording and sound reproducing apparatus : en
  • DE574845C - Process for the production of mixed fertilizers from sulphate salt minerals : de en
  • GB390870A - Improvements in the production of nitrogen : en
  • DE574634C - Screw plug lock for counters : de en
  • FR744469A - : fr
  • GB390974A - Improvements in and relating to loud speakers : en
  • GB390953A - Improvements in or relating to wheels, especially for railway and other similar vehicles : en
  • FR744628A - : fr
  • US1903980A - Capping table : en
  • FR41819E - Method and device for separating solid products from liquids mixed with them : en fr
  • FR744518A - : fr
  • FR744640A - : fr
  • GB391032A - Improvements in or relating to electric cartridge fuses : en
  • FR41840E - Condensing chamber for measuring radium radiation : en fr
  • FR744431A - : fr
  • GB390992A - Improvements in or relating to electrical sound recording apparatus : en
  • FR41833E - Removable carrycot for folding child's bed : en fr
  • DE574954C - Modulation circuit : de en
  • US1903788A - Gas water heater control : en
  • US1904489A - Coal mining apparatus : en
  • FR744355A - : fr
  • DE574566C - Arrangement for the spring-loaded suspension of apparatus, in particular of dialers in telephone systems : de en
  • DE574988C - Motor tractor : de en
  • GB390963A - Improvements in or relating to rolling mills and methods of rolling material : en
  • CA331888A - Sheet metal stairs : en fr
  • GB391188A - An improved cable winding reel adapted for use more particularly in air-way cleaning systems : en
  • US1903884A - Process for dyeing animal fibers fast tints : en
  • US1904429A - Temperature control in lubricating oil systems : en
  • USD89617S - keating : en
  • GB390935A - Improvements in and relating to methods of driving super-chargers for internal combustion engines : en
  • US1903818A - Wing lift system for aircraft : en
  • US1904211A - Procedure in the production of a perfume or cosmetic : en
  • US1904813A - Electric controller : en
  • FR744357A - : fr
  • US1903963A - Multiple disk clutch : en
  • US1904702A - Sound reproducing apparatus : en
  • NL29827C - : en
  • US1904412A - Lubricant cooler : en
  • CA331842A - Push-pull amplifier : en fr
  • DE574550C - Air setting device with several setting beds fed jointly by a compressed air generator : de en
  • DK47226C - Combined Fire, Theft and Safe Alarm Device. : da en
  • GB391042A - Improvements in clamping devices for sheets of paper : en
  • US1903992A - Submarine cable loading coil : en
  • US1903808A - Electrical terminal : en
  • DE574968C - Process for the production of colored masses or solutions of these : de en
  • GB390901A - Improvements relating to the mechanical loading or conveyance of materials : en
  • US1904238A - Soap dispenser : en
  • US1904941A - Valve reseating tool driver : en
  • US1904068A - Conveyer, escalator, and the like : en
  • US1903924A - Automatic control switch : en
  • USD89665S - willheim : en
  • US1904119A - Support for electrodes in vacuum vessels : en
  • US1904446A - Positioning means for poise weights : en
  • US1904421A - Bucket wheel : en
  • GB390950A - Improvements in blocks, slabs and other structures comprising rubber or the like in association with concrete or the like : en
  • US1904205A - Electric heating and cooking appliance : en
  • USD89669S - Design for a textile fabric or the like : en
  • DE574594C - Slide rule : de en
  • DE574976C - Sliding formwork : de en
  • US1903799A - Bending machine : en
  • US1904669A - Valve cooling device : en
  • US1904954A - Battery post clamp : en
  • US1904013A - Method of production of ethanol amines : en
  • US1904630A - Tins, iron kegs, and like metal containers : en
  • US1903755A - Automotive tool : en
  • US1904585A - Process for the manufacture of carbon by dissociation of carbon monoxide starting from a combustible treated in a gas producer : en
  • US1904628A - Ink transfer member and method of making the same : en
  • US1904902A - Flash light : en
  • US1904379A - Friction shock absorbing mechanism : en
  • US1904646A - Elevator system : en
  • US1904823A - Automatic tire gauge : en
  • US1903951A - Temperature control chamber : en
  • US1903962A - Manufacture of cellulose or cellulosic products : en
  • GB391104A - A process for further treatment of artificial silk cakes made by the centrifuge spinning process : en
  • US1903917A - Antiglare device : en
  • FR41825E - Hair clip with extra flat clasp : en fr
  • US1904239A - Molding machine : en
  • US1904745A - Yielding coupling : en
  • DE574751C - On a guide rod along adjustable electrical lighting device for knitting and similar machines : de en
  • US1904442A - High tension switch plant : en
  • US1904785A - Liquid level gauge for volatile liquids : en
  • US1903911A - Aerial navigator : en
  • DE574879C - Device for boiling eggs without a shell : de en
  • US1904885A - Capstan : en
  • US1904888A - Island : en
  • DE574941C - Glass cooling coil : de en
  • DE575015C - Steam oven with a ceiling heating draft branching off from the fire shaft : de en
  • CA331834A - Electric fuse : en fr
  • DE574526C - Device for cutting off support noses for iron inlays on hollow ceiling stones : de en
  • DE574757C - Washbasin with waste container : de en
  • DE574785C - Razor blade grinding and polishing machine : de en
  • DE574940C - Process for the production of prints and dyes on animal fibers with ester salts of leukokuepen dyes : de en
  • DE575030C - Procedure for frequency control of transmitters : de en
  • FR744453A - : fr
  • US1904085A - Shoe and method of making the same : en
  • US1904554A - Feed water regulator : en
  • US1904895A - Manufacture of photo-electric cathodes : en
  • US1904144A - Apparatus for fractionating liquids : en
  • US1904624A - Flier construction : en
  • GB390973A - Improvements in or relating to variable-speed epicyclic gearing : en
  • US1903916A - Leer loader : en
  • US1904877A - Radio circuit : en
  • DE574635C - Electrolyte meter with two cathodes : de en
  • US1903960A - Fabric and sheet material and the manufacture thereof : en
  • US1904001A - Method and apparatus for controlling the temperature of the soil : en
  • FR41837E - Improved shoe and how it is made : en fr
  • DE574683C - Device for the aftertreatment of artificial silk cake : de en
  • DE574563C - Manual sulfate oven : de en
  • DE574864C - Lamp holder pivotable on vertical retaining pins : de en
  • US1904893A - Surface conditioning machine : en
  • NL29798C - : en
  • CA331798A - Building frame : en fr
  • CA331802A - Non-inflammable rubber : en fr
  • CA331893A - Gear synchronizing mechanism : en fr
  • GB390869A - Improved hinge-joint for connecting elements formed by a moulding or pressing operation : en
  • DE574999C - Device for line-by-line indexing of the printing cylinder in transfer printing machines : de en
  • DE575019C - Blank intended for the manufacture of milk transport cans : de en
  • USD89645S - Farm building : en
  • US1904182A - Tubular fluid-cooled walls : en
  • FR744498A - : fr
  • GB391129A - Improvements in and relating to kinematographic apparatus : en
  • GB391144A - Improved process for the production of combustible gaseous mixtures : en
  • GB391185A - Improvements in or relating to electric cable clamps : en
  • DE574593C - Optical system for optical sound reproduction devices : de en
  • DE574668C - Device for fastening flush-mounted devices : de en
  • CA331824A - Food freezing method : en fr
  • DE574657C - Process for the production of optically right-handed phenylaethylhydantoin : de en
  • US1903887A - Hydraulic jack : en
  • DE574911C - Pedal crank bearings for bicycles with roller bearings : de en
  • GB391005A - Improvements in or relating to means for indicating and adjusting the speeds of revolution in continuously variable gears for machine tools : en
  • GB391062A - Improvements in methods of fabricating corrosion-resistant austenitic steels : en
  • GB391065A - Improvements relating to healds for looms : en
  • GB390884A - Improvements in and connected with heating feed water for steam generators or boilers : en
  • FR744527A - : fr
  • GB391011A - Improvements in and relating to electric welding : en
  • FR744441A - : fr
  • US1904527A - Cahls : en
  • DK47235C - Vibration Shaking Procedure and Shaking Table for Performing the Procedure. : da en
  • DE574558C - Process for the production of multi-layer lacquered materials in surface or body shape : de en
  • CA331808A - Fish dressing machine : en fr
  • DE575016C - Steam oven with several baking rooms one above the other : de en
  • DK47237C - Process for the production of silicon fluorides. : da en
  • DE574608C - Process for preserving fruits to be cooked : de en
  • DE574956C - Machine for the production of the casing of zinc cups for anode and torch batteries : de en
  • DE575380C - Self-cashier with storage containers inclined to the base plate for theaters, means of transport and public spaces : de en
  • DE574786C - Door closer working on the right and left : de en
  • DE574816C - Combined typewriter and calculator : de en
  • GB391013A - Improvements in tea-pots : en
  • DE574917C - Cutter arrangement in shoe last copying machines : de en
  • DE574877C - Process and core for the production of metallic centrifugal cast bodies with raw cast threads : de en
  • US1904694A - Fluid pressure tool : en
  • US1904547A - Cores for cables for communication circuits : en
  • US1904749A - Corn harvester : en
  • US1903829A - Type bar machine : en
  • DE574627C - Support device for the mandrel bar of expansion rolling mills which is subjected to pressure or tension : de en
  • US1903907A - Metal pole with reenforcing pipes : en
  • US1904049A - Diamond charged cutting tool bit : en
  • US1904732A - Alloy plated iron and steel and process of making the same : en
  • US1904559A - Refrigerating machine : en
  • US1904805A - Electrical lead-in : en
  • DE574589C - Process for the production of rubber vulcanizates with little stretch : de en
  • DE574851C - Track brake : de en
  • US1903976A - Process of making concrete : en
  • US1904331A - Drinking cup : en
  • US1903933A - Seam : en
  • US1903994A - Ash trays for card tables : en
  • US1904917A - Sanitary brush : en
  • CA331855A - Plastic mass : en fr
  • DE574913C - Device for centerless grinding and polishing of profiled workpieces : de en
  • US1904604A - Process of producing ammonium sulphate : en
  • US1904760A - Merchandising and display receptacle : en
  • GB391197A - Improved process and apparatus for moulding plates and slabs of building material : en
  • DE574522C - Stock market indicator : de en
  • DE574950C - Hollow shaft drive for electric vehicles with leaf spring assemblies mounted between the drive wheel and the hollow shaft in radial distribution : de en
  • DE575032C - Galvanic element : de en
  • FR744632A - : fr
  • CA331783A - Ticket rack : en fr
  • US1904241A - Compound metal stock : en
  • US1904437A - Electrical treating apparatus : en
  • FR744488A - : fr
  • US1904000A - Reeling device : en
  • DE574621C - Process for the production of paints resistant to oil and propellants : de en
  • GB390866A - Improvements in directional air delivery ducts or directional outlet nozzles : en
  • USD89643S - Frederic j : en
  • US1904567A - Two-way telephone system : en
  • USD89659S - Design for a handkerchief : en
  • US1904374A - Engine : en
  • US1904593A - Process for the manufacture of gas rich in free hydrogen : en
  • DE574772C - Photographic recording process for the production of photographs, in particular for the photomechanical production of printing forms : de en
  • DE574705C - Automatic course control for aircraft : de en
  • FR41813E - Switch specially usable for advertising and signage : en fr
  • US1904804A - Automatic train control : en
  • US1904787A - Device for shrinking leather : en
  • DE574602C - Piston rod attachment : de en
  • US1903844A - Machine for making cartons : en
  • GB391156A - Improvements in or relating to the stabilisation of chlorinated hydrocarbons : en
  • US1903865A - Machine tool slide and lubricator therefor : en
  • US1904167A - Conveyer : en
  • US1904713A - Brake tester : en
  • US1904861A - Tape handling apparatus : en
  • CA331773A - Imitation log building siding : en fr
  • FR744416A - : fr
  • FR744377A - : fr
  • FR744491A - : fr
  • GB390904A - Improvements in or relating to power measuring apparatus : en
  • GB391181A - Improvements in or relating to earthenware and stoneware tubes, pipes, gullies and the like : en
  • US1903838A - Ignitible stick : en
  • US1903854A - Fruit cutting machine : en
  • US1904952A - Apparatus for making emulsified compounds including hydrocarbons : en
  • US1904273A - Method of producing an article of manufacture : en
  • US1904817A - Refrigerating plant : en
  • DE574644C - Device on friction wheel presses : de en
  • DE574959C - Crank switch for measuring sets : de en
  • GB391007A - Improvements in or relating to display or sample cards : en
  • GB391123A - Improvements in automatic switches for use in telephone or like systems : en
  • US1904332A - Machine for printing round cans in multiple colors : en
  • FR744623A - : fr
  • FR744545A - : fr
  • FR744409A - : fr
  • US1903947A - Flash-light safety switch : en
  • FR744493A - : fr
  • US1904359A - Controlling means for vehicle wheel brakes : en
  • US1904368A - Weather-proofing structure for doors : en
  • US1903809A - Method of making phenol-formaldehyde resins containing an alkaline earth metal base : en
  • US1903871A - Process for dyeing and printing textile fibers : en
  • US1904048A - Belt fitter : en
  • GB391043A - Improvements in and relating to locks : en
  • US1903894A - Process of producing vinyl chloride : en
  • DE574578C - Gas-filled, electric light tube, which is filled with a vaporizable metal and has a duct that encloses or penetrates the tube in the longitudinal direction : de en
  • DE574664C - A tramway track consisting of a base and replaceable in this mounted track : de en
  • DE574545C - Process for the production of grooved roof tiles of the same density from dry or semi-dry material : de en
  • FR744517A - : fr
  • GB390902A - Improvements in or relating to the manufacture of rugs : en
  • GB391054A - Improvements in or relating to lawn mowers : en
  • US1904021A - Apparatus for producing soaps : en
  • US1904551A - Apparatus for developing sensitized paper : en
  • US1904674A - Combined graphic outline and work locating template for building models : en
  • US1904845A - Method of forming molded articles : en
  • FR744636A - : fr
  • DE574794C - Equipment on machines for filling powdery or grainy materials : de en
  • USD89625S - carley : en
  • USD89653S - Design for a cocktail shaker or the like : en
  • DE574607C - Device to prevent the glass window in the lid of tin cans from bursting during sterilization : de en
  • FR744435A - : fr
  • GB390890A - Improvements in and relating to garden frames : en
  • FR744396A - : fr
  • GB391084A - Improvements in and relating to wrapping machines : en
  • US1904232A - Wire drawing apparatus : en
  • US1904950A - Pipe facing tool : en
  • US1903821A - Process of promoting the bloating of earthy materials : en
  • FR41824E - Method of recording and reproducing sounds : en fr
  • FR744489A - : fr
  • US1903902A - Magnetic valve : en
  • US1903985A - Lamp shade supporting device : en
  • US1904266A - Brake mechanism for automotive vehicles : en
  • DK47231C - Device for Extinguishing Metal Vapor Valves, which serves to Convert DC to AC at Power Transmission Systems. : da en
  • US1903971A - Color photography : en
  • DE574726C - Heavy current loudspeaker for direct or alternating current : de en
  • GB391187A - An improved support for elbow or other joints adapted for use more particularly in connection with vacuum cleaning systems : en
  • DE574867C - Process for decolorizing colored leather and leather goods : de en
  • GB391134A - Improvements in or relating to protective arrangements for sectionalised electric power circuits : en
  • FR744464A - : fr
  • GB391045A - An improved process for the manufacture of picture, photograph or like mounts and the mounts thereby produced : en
  • FR41844E - Valve for pipes channeling fluids : en fr
  • FR744630A - : fr
  • US1903982A - Shaft coupling : en
  • US1904736A - Cover for hatches : en
  • US1904981A - Tire construction : en
  • US1904249A - Earth boring apparatus : en
  • GB390920A - Improvements in or relating to direction signalling apparatus for use on motor vehicles : en
  • GB390946A - Improvements in or relating to locking device for antifriction bearings mounted in housings : en
  • USD89648S - Design for a textile fabric or the like : en
  • DE575025C - Process for dewatering dung from animals for slaughter : de en
  • GB390921A - Improvements relating to guards for guillotine machines : en
  • GB391164A - Improvements in or relating to fire extinguishing arrangements and apparatus therefor : en
  • FR744593A - : fr
  • GB391159A - Improvements in weft-trimming devices for looms : en
  • GB391135A - Improvements in or relating to electric relays and to their use in electric protective or other systems : en
  • DE574722C - Production of image printing in rotary presses : de en
  • DE574596C - Device for counting quantities, in particular piece goods : de en
  • DE574745C - Axle bush for railway vehicles : de en
  • DE574580C - Hardening furnace : de en
  • CA331892A - Phosphate material concentration : en fr
  • DE574583C - Traveling grate : de en
  • GB390907A - Liquid dispensing apparatus : en
  • GB391034A - Improvements in pottery moulding machines : en
  • GB391082A - Improvements in flexible couplings for transmission shafts : en
  • GB390927A - Improvements relating to domestic fire grates or stoves : en
  • FR744425A - : fr
  • DE574744C - Wear-resistant and corrosion-proof cast iron : de en
  • CA331861A - Safety razor : en fr
  • DE574537C - Electrically operated vacuum cleaner : de en
  • DE574639C - Registering machine with several rows or groups of types and / or punches : de en
  • DE574731C - Method of making patterned fabrics : de en
  • FR744528A - : fr
  • CA331815A - Aircraft : en fr
  • US1904369A - Hand brake : en
  • US1904647A - Elevator system : en
  • US1904984A - Industrial truck : en
  • US1903790A - Game apparatus : en
  • US1904964A - Total : en
  • DE574369C - Circuit arrangement for telephone systems with memory operation : de en
  • FR41827E - Improvements in electrostatic loudspeakers : en fr
  • FR744474A - : fr
  • FR744417A - : fr
  • FR744478A - : fr
  • DK47224C - Long-term pasteurizer for Pasteurization of Milk and the like in Bottles. : da en
  • FR744402A - : fr
  • USD89642S - Design for a motor driven tank truck : en
  • DE567159C - Paper cups with protection against repeated use : de en
  • US1904026A - Manufacture of resilient pads : en
  • FR744558A - : fr
  • FR744385A - : fr
  • FR744454A - : fr
  • DE574617C - Slice stacking device for slicing machines : de en
  • DE574532C - Process for the production of calcium cyanamide : de en
  • DE574598C - Control device for fare display : de en
  • DE574624C - Deep digging excavator with a spoon stick that can be moved back and forth on the boom : de en
  • DE574872C - Method for drying rayon rolls : de en
  • FR744587A - : fr
  • FR744648A - : fr
  • GB391000A - Cutter head for boring machines : en
  • GB391060A - Improved method and apparatus for drawing glass tubes and canes : en
  • US1903991A - Ridging implement on tilling machines : en
  • US1904133A - Process for treating hydrocarbons : en
  • US1904296A - Adjustable washer : en
  • DE574948C - Evaporator for compression refrigeration machines : de en
  • DE574961C - Method for the rapid de-excitation of electrical machines : de en
  • GB391048A - Improvements in or relating to suspending and insulating electric conductors : en
  • DK47227C - Procedure and Device for Removing Young Bouquets from Beer. : da en
  • US1904561A - Refrigerating machine : en
  • DE574824C - Abutment for the stamp lock of pit stamps working with a wedge drive : de en
  • FR744372A - : fr
  • FR744367A - : fr
  • DE574568C - Contact bridge designed as a U-shaped bracket for connecting and test terminal devices : de en
  • DE574796C - Method for closing bags for pressed material, in particular for hops : de en
  • FR744590A - : fr
  • US1904735A - Hatch cover : en
  • US1904907A - Method and apparatus for the extrusion of metal : en
  • US1903759A - Control apparatus : en
  • US1904852A - Spectacles : en
  • CA331918A - Concrete breaking machine : en fr
  • GB390991A - Improvements in machines for dressing grinding wheels : en
  • CA331811A - Camera and developer : en fr
  • US1904136A - Residence panel board : en
  • US1904229A - Gesellschaft : en
  • US1904661A - Device for drying razor blades : en
  • DE575038C - Transformer with built-on step switch, especially for electric railways : de en
  • DK47241C - Method and Machine for Making Wraps. : da en
  • CA331825A - Sensitizing emulsion : en fr
  • DE574949C - Formwork support remaining in the bridge arch or vault : de en
  • GB390916A - Imitation fuel for electric fires : en
  • US1904812A - albert : en
  • US1904983A - Leer : en
  • GB390988A - Improvements in agricultural implements : en
  • GB391014A - Improvements in and relating to the wrapping of dried milk : en
  • US1904248A - Lantern : en
  • US1904416A - Sheet separator for paper feeding machines : en
  • US1904292A - Sprinkling device : en
  • US1903935A - Brake dust guard : en
  • US1904231A - Golf club assembly : en
  • US1904278A - Message register circuit for telegraph exchanges : en
  • US1904456A - of cincinnati : en
  • US1904063A - Fire hose rack : en
  • US1904057A - Flash lamp : en
  • CA331883A - Floor junction box : en fr
  • US1903881A - Wall structure and building block used therein : en
  • US1903885A - Permutation padlock : en
  • US1904223A - Machine for ascertaining the volume of loads of granular material : en
  • US1904822A - Azo dyestuffs and method of preparing same : en
  • US1904158A - Reel and method of assembling reels : en
  • US1904615A - Fitting for measuring elements : en
  • DE574837C - Process for the production of hydroaromatic oxides : de en
  • GB391069A - Drinking device for poultry : en
  • GB391107A - Improvements in vehicle screen-wipers, the like normally used on motor cars and other propelled carriages : en
  • DE574547C - Discharge and sieving device for tube dryer : de en
  • DE575024C - Process for the production of solid diazo preparations from diazotized o-nitroanilines : de en
  • GB391180A - Improvements relating to apparatus for attenuating sound waves by resonance : en
  • US1904129A - Thermostatic radiation indicator : en
  • US1903898A - Heat exchange device : en
  • US1904088A - Frame provided with easel-stand : en
  • US1904875A - Heat exchanger : en
  • US1904963A - Mask for moving picture screens : en
  • DE574739C - Obtaining concentrated nitrogen oxides from gases containing them in strong dilution : de en
  • DE574709C - License plate for motor vehicles with rear lighting : de en
  • US1904065A - Lubricating oil : en
  • US1904909A - Mortar cement : en
  • DE554772C - Double hull flying boat : de en
  • US1904742A - Icing biscuits and the like : en
  • DE574813C - Arrangement to produce very short waves from diathermy apparatus with series spark gaps : de en
  • DE574942C - Device for carrying out reactions between molten substances and gases : de en
  • DE574027C - Stick grapple : de en
  • DE575369C - Forceps for removing broken nerve needles from teeth : de en
  • GB390941A - Improvements in or relating to mounting frames for gear wheel drives of rail guided vehicles particularly for combined use on adhesion and rack rail lines : en
  • DE574874C - Forceps with scissor-like handles and downward-bent jaws for loosening and removing lower wisdom teeth : de en
  • GB391476A - Improvements in and relating to traffic control signalling apparatus : en
  • FR41831E - Method and device for preparing pentrite fillers : en fr
  • DE574866C - Electrically heated fabric : de en
  • DE574713C - Acoustic echo sounder : de en
  • DE574758C - Shoe cleaning device combined with a shoe cleaning agent container : de en
  • US1904778A - Method of making metal boxes : en
  • US1904848A - Material working machine : en
  • FR744439A - : fr
  • US1903815A - Process for the production of nitrites : en
  • US1903839A - Fastening attachment for paper bags : en
  • US1904925A - Frying pan : en
  • GB390957A - Improvements in electric railway systems : en
  • US1904466A - Furnace and boiler : en
  • US1903837A - Telephone system : en
  • US1904407A - Oil cooling arrangement for air-cooled internal combustion engines : en
  • FR744525A - : fr
  • GB391175A - Improvements in ovens or kilns for use in the manufacture of earthenware tiles, bricks and the like : en
  • DE574730C - Tobacco cutting device : de en
  • DE574601C - Internal combustion engine according to patent 551897, the waste heat of which is used in a steam generator surrounding the cylinder : de en