- US2272489A - Nitrogenous condensation products and a process of producing same :
en
- USD131358S - Design for a hairbrush :
en
- US2272266A - Manufacture of polycyclic hydrocarbons :
en
- US2272273A - Sanding machine :
en
- US2272898A - Filling and venting device :
en
- CA402736A - Filing cabinet :
en
fr
- DE717343C - Arrangement for measuring the conductivity of dielectric materials with shielded test electrodes connected to a power source :
de
en
- US2272463A - Electrical by-pass switch :
en
- CA402847A - Alcohol production by fermentation :
en
fr
- US2272568A - Timing system :
en
- DE717237C - Clamping and release device for central locks, rotatable on the same axis as the lens :
de
en
- DE717439C - Unified friction and gear drive for rail vehicles :
de
en
- US2272311A - Testing and indicating apparatus :
en
- US2272635A - Balanced rotary pump :
en
- CA402790A - Laminating machine for strips in casings :
en
fr
- CH219527A - Circuit arrangement in telecommunications systems in which the switching operations are transmitted via two-wire connecting lines by inductively generated direct current surges, especially in telephone systems. :
de
en
- US2272937A - Radio receiving apparatus :
en
- CH219510A - Variometer pre-magnetized by direct current, the high-frequency coil of which has a ground core. :
de
en
- US2272291A - Bake oven conveyer :
en
- US2272871A - Absorption heating system :
en
- US2272989A - Food product and method :
en
- US2272211A - Superfrequency oscillatory means :
en
- US2272570A - Electromagnetic clutch :
en
- FR869668A - Purification process for heparin solutions :
en
fr
- GR9772B - METHOD TO INCREASE PLANT YIELD. :
el
en
- US2272296A - Screen shade for motion pictures and the like :
en
- US2272440A - Form issuing machine :
en
- US2272678A - Speed control mechanism :
en
- USD131374S - Design for a badge or similar article :
en
- USRE22022E - Coffee-making device :
en
- CA402825A - Tire tread making method :
en
fr
- CA402769A - Lighting apparatus :
en
fr
- CH219498A - Voltage-dependent resistor with crystalline structure for surge arresters. :
de
en
- US2272321A - Check pad casing :
en
- US2272509A - Variable speed friction gear power transmission device :
en
- US2272198A - Synthesis osi vitamin b :
en
- US2272751A - Nibbling machine :
en
- FR869666A - Device for using waste heat from flue gases :
en
fr
- GB543104A - Improvements in remotely controlled selecting devices suitable for use for spot-wave selection in radio systems :
en
- DK59471C - Procedure for the manufacture of straw halves and ray cell fabrics. :
da
en
- US2272312A - Radio relaying :
en
- US2272447A - Truck :
en
- AU114621B2 - Water-taps combined integrally with attachments for soap receptacles :
en
- CH219477A - Starting device on an internal combustion engine supplied with fuel by a gas generator, in particular intended for the operation of motor vehicles. :
de
en
- CH219395A - Process for the production of a pile fabric and pile fabric produced by this process. :
de
en
- DE717409C - Device for shortening the support chain for the forging according to the cross-section decrease during forging :
de
en
- DE717169C - Process for the production of synthetic resins :
de
en
- FR869689A - Reaction flame arresters, in particular for internal combustion engines :
en
fr
- CA402751A - Spark plug :
en
fr
- CH219359A - Mechanical bait fish. :
de
en
- CH219499A - Protection device for electrical appliance. :
en
fr
- CH219381A - Apparatus for generating acetylene. :
de
en
- CH219542A - Torsion spring system. :
de
en
- CH219387A - Heating plate for appliance for cooking. :
en
fr
- USD131354S - Design for a cabinet :
en
- US2272634A - Valve insides :
en
- US2272675A - Centrifugal separator :
en
- DE717335C - Temporary switch, especially for spot welding machines :
de
en
- US2272376A - Web registering mechanism :
en
- US2272398A - Rubber compound or product and method of making the same :
en
- US2272210A - Method of sealing dissimilar materials :
en
- US2272605A - Electric wave source and amplifier :
en
- USD131345S - Stop and tail light housing for automobiles :
en
- CA402798A - Antiseptic preparation :
en
fr
- US2272473A - Paper fastening machine :
en
- US2272433A - Mounting and operating means for variable inductance devices :
en
- DE717168C - Process for the production of resinous condensation products :
de
en
- DE717423C - Overlay receiver with one or more intermediate frequency band filters of variable bandwidth :
de
en
- FR869736A - Improvement process for textile products :
en
fr
- GB543045A - Arrangement for separating electric currents of different frequency :
en
- US2272242A - Indicating device :
en
- US2272409A - Hairpin :
en
- US2272763A - Circuit controller :
en
- CH219390A - Bobbin lifting device on the winding machine. :
de
en
- US2272306A - Treatment of hydrocarbons :
en
- USD131356S - Design fok a skimming spoon :
en
- US2272906A - Centrifugal pump :
en
- USRE22020E - Rotary spreader :
en
- CA402807A - Package binding tool :
en
fr
- USD131395S - Design for a lace curtain or similar
article :
en
- CH219400A - Solvent for dissolving regenerated cellulose from mixtures with native fibers or artificial fibers that do not consist of cellulose derivatives. :
de
en
- DE717312C - Carriage suspension :
de
en
- AU40641A - Improved means for the transmission and reception of signals and speech :
en
- FR869744A - Method for the transmission of writing symbols by means of rotating cylinders :
en
fr
- US2272469A - Centrifugal pump :
en
- US2272589A - Regenerative wave band filter :
en
- US2272667A - Draft door guard :
en
- US2272493A - Cushion structure :
en
- US2272684A - Hydraulically actuated member and speed control therefor :
en
- US2272742A - Molding composition and molded product :
en
- DE717329C - Circuit arrangement for telephone systems with tone frequency selection and several stations arranged on a line, which can be called optionally :
de
en
- DE717289C - Electrostatic separator with irradiation of the material to be separated :
de
en
- DE717218C - Follow-up motion control for devices that are driven by the adjusting motor via a non-uniform transmission :
de
en
- DE717465C - Process for the bubble-free coating of metal rollers :
de
en
- US2272745A - Means for charging electric batteries :
en
- GB543061A - Improvements in or relating to current and voltage indicators for direct current circuits :
en
- FR869703A - Improvements to tobacco supply devices for cigarette machines :
en
fr
- DE717255C - Lead pressing machine for the production of pipes and for sheathing cables by means of a driving device :
de
en
- FR869687A - Exhaust jet nozzle :
en
fr
- DE717389C - Increased performance of electrical collectors through the supply of heat :
de
en
- DE717451C - Hot water supply system, in particular washing system :
de
en
- FR869655A - Device for the heat treatment of parts in baths :
en
fr
- GB543204A - Improved process for the manufacture of dicyanostilbenes :
en
- CH219540A - Coupling for coupling trailer vehicles to vehicles. :
de
en
- CH219404A - Shoe trees. :
de
en
- US2272275A - Electric lighting fixture :
en
- DE717399C - Mechanical drive for folding doors :
de
en
- GB543133A - Improvements in nozzles for vacuum cleaners :
en
- CA402747A - Magnetostrictive effect reduction in magnetic materials :
en
fr
- US2272972A - Safety switch :
en
- CH219357A - Heinzen. :
de
en
- DE717390C - Methods of assembling electrical machines, e.g. Vacuum cleaner motors :
de
en
- US2272899A - Method of making radioactive compositions :
en
- USD131364S - Design for a popgun :
en
- US2272608A - Antenna matching structure :
en
- US2272623A - Container for mounting on display cards :
en
- US2272831A - Turbine blade :
en
- FR869717A - Method and device for tying ends of thread by a weaver's knot by means of a beak to tie :
en
fr
- DE717238C - Hollow rotor machine :
de
en
- DE717243C - Process for decorating metal objects by applying enamel powder :
de
en
- DE717251C - Magneto for radial engines :
de
en
- CH219470A - Tilting device controlled by a pressure medium. :
de
en
- DE717308C - Latch lock for car doors :
de
en
- DE717403C - Testing or upsetting press for pipes :
de
en
- US2272820A - Printing press and the like :
en
- US2272754A - Electric control circuit :
en
- US2272405A - Cutter mounting for well reamers and the like :
en
- US2272929A - Positioning device :
en
- DE717392C - Fuel regulator for furnaces, especially steam boiler furnaces :
de
en
- US2272466A - Production of waxlike substances :
en
- US2272681A - Stretcher :
en
- US2272703A - Plasterboard manufacturing machine :
en
- DE717274C - Bruedenschlot for the removal of the brothers from lignite dryers :
de
en
- FR869748A - High speed reverse valve engine :
en
fr
- CA402750A - Steam and water separator :
en
fr
- DE717275C - Process for the production of starch wraps :
de
en
- DE717429C - Process for build-up welding tools and Like. With carbide-containing hard alloys :
de
en
- US2272766A - Magnetizing arrangement :
en
- FR869610A - Method and device for the manufacture of envelopes for metal cans :
en
fr
- FR869621A - Top-to-bottom directed combustion gasifier :
en
fr
- GB543171A - Improvements in operating circuit arrangements for electric discharge devices :
en
- US2272874A - Grinding wheel :
en
- US2272960A - Valve :
en
- US2272516A - Moisture-reactivatable adhesive composition :
en
- US2272853A - Driving mechanism :
en
- USRE22025E - Picture and sound apparatus :
en
- GB543153A - Ultra high frequency oscillator :
en
- US2272506A - Switch :
en
- DE717244C - Insulating body :
de
en
- US2272181A - Method for forming cast articles from alloys of lead with calcium and metals of similar properties :
en
- US2272298A - Chair structure :
en
- US2272940A - Method of winding paper and mechanism therefor :
en
- US2272550A - Railway signaling system :
en
- US2272217A - Glass melting furnace :
en
- US2272958A - Railway car loading and unloading apparatus :
en
- GB543075A - Improvements in and relating to tents and tent fittings :
en
- US2272382A - Method of constructing arched structures :
en
- DE717265C - Hinge, especially for swivel inserts on extending tables :
de
en
- DK59473C - Socket connection for electrical connecting cables, especially cables for automobile trains. :
da
en
- FR869636A - Forced circulation steam generator :
en
fr
- FR869696A - Improvements to high frequency wattmeters :
en
fr
- US2272594A - Refining of oil :
en
- US2272472A - Pipe attachment :
en
- US2272494A - Safety device :
en
- CA402828A - Slide fastener top stop :
en
fr
- FR869634A - Steam generator with forced circulation :
en
fr
- FR869637A - Pulp distribution device on the manufacturing table of a paper machine :
en
fr
- GB543170A - An improved process and apparatus for manufacturing mattresses and the like :
en
- GB543210A - Improvements relating to ball bearings :
en
- DE717338C - Single-phase series motor with distributed stator winding :
de
en
- US2272574A - Means for indicating the amount of ammunition fired from firearms :
en
- US2272952A - Self-contained escape device for submerged vessels :
en
- CA402716A - Wool carding machine :
en
fr
- US2272571A - Gear shift and clutch control apparatus :
en
- CA402748A - Vegetable washing apparatus :
en
fr
- CA402815A - Coding mechanism :
en
fr
- AU280040A - Improvements in means for use in raising and lowering tractor drawn cultivating implements :
en
- US2272243A - Fluid control apparatus :
en
- DE711604C - Equipment for heater and other heat storage :
de
en
- DE717298C - Fuse for wound feed-through capacitor :
de
en
- FR869684A - Automatic support clamp, thermal protector used by hairdressers to curl hair :
en
fr
- FR869722A - Advanced bezel :
en
fr
- FR869741A - Improvements to piezoelectric crystal sound devices and, in particular, to pick-ups :
en
fr
- DE717227C - Fitting for detachable connection and tight pulling together of furniture parts :
de
en
- US2272323A - Envelope opening machine :
en
- US2272504A - Loading apparatus :
en
- US2272873A - Grinding wheel :
en
- CH219526A - Arrangement for switching a telephone subscriber station from low-frequency two-wire operation to carrier-frequency two-way operation. :
de
en
- US2272829A - Partition :
en
- US2272456A - Loom :
en
- USD131369S - Design for a brooch ok similar
article :
en
- US2272581A - Coded track circuit signaling system :
en
- US2272601A - Acceleration responsive device :
en
- US2272884A - Protective pad :
en
- US2272627A - Radio station selector :
en
- US2272657A - Valance :
en
- US2272576A - Flour improving composition and method :
en
- USD131353S - Design for a cabinet :
en
- AU78341A - Improvements in or relating to heat exchange or other apparatus comprising parallel paths forthe flow of fluid :
en
- CA402759A - Locomotive booster :
en
fr
- CH219457A - Device for observing and processing hollow workpieces. :
de
en
- US2272420A - Telegraph keyboard apparatus :
en
- US2272539A - Refrigerator car :
en
- AU114607B2 - Improved absorbent material and method of producing same :
en
- DK59479C - Color-changing eye-catcher. :
da
en
- US2272187A - Wire drawing machine :
en
- US2272615A - Electric cable :
en
- CA402761A - Brake and motor control system :
en
fr
- CH219562A - Device to be attached to bicycles for supporting the same when not in use and for securing against theft. :
de
en
- CA402845A - Adhesive tape :
en
fr
- CH219570A - Propeller blades and process for their manufacture. :
de
en
- DE717445C - Pole-changing m-phase, especially three-phase winding :
de
en
- CH219461A - Pad for upholstery springs. :
de
en
- US2272946A - Animated display device :
en
- US2272303A - Lid construction :
en
- US2272365A - Mineral separating apparatus :
en
- US2272854A - Combined handbag and key holder :
en
- CH219368A - Process for the production of a bituminous road surface. :
de
en
- CH219544A - Servo brake for motor vehicles. :
de
en
- GB543092A - New nitrogen compounds, process for their preparation and their industrial application :
en
- US2272962A - Wheel construction :
en
- USD131366S - Design for a brooch or similar
article :
en
- US2272713A - Sheet counting mechanism :
en
- DK59461C - Electrical Remote Signaling System. :
da
en
- GB543103A - Manufacture of dyestuffs of the stilbene series :
en
- DE717365C - Method and device for producing stereoscopic line raster images from two stereoscopic partial images :
de
en
- FR869619A - Telecommunications cable, with high operational reliability :
en
fr
- CH219443A - Device for guiding the voice coil of electro-acoustic converters. :
de
en
- US2272679A - Rail vehicle with mechanically driven swivel truck :
en
- US2272892A - Method of vulcanizing tires :
en
- DE717221C - Electromagnetically driven compressor :
de
en
- FR869680A - Device for the automatic switching of control compressor mechanisms for airplanes with several engines :
en
fr
- DE717395C - Stove :
de
en
- US2272245A - Insulation demonstrator :
en
- US2272200A - Boring or internal forming tool :
en
- US2272389A - Unattended mechanical repeater :
en
- GB543122A - Improvements in and relating to cinema and like projection screens :
en
- FR869695A - Improvements to talking machines with acoustic arm guidance :
en
fr
- US2272563A - Process :
en
- US2272781A - Means for indicating the degree of pressure in pneumatic tires :
en
- US2272735A - Transmission system :
en
- AT160783B - Electrostatic multiplier with reticulated secondary electrodes. :
de
en
- US2272636A - Lubricating attachment :
en
- US2272827A - Optical resin compresing a polymerized unsaturated methylene compound containing a polynuclear aromatic compound :
en
- DE717387C - Bone conduction telephone for hearing impaired devices :
de
en
- US2272363A - Support and spacer for concrete reinforcement :
en
- CH219587A - Device for determining reflection points in lines. :
de
en
- US2272285A - Conversion of hydrocarbon oils :
en
- US2272196A - Self-attaching patch for wire cloth or screens :
en
- US2272851A - Electrical oscillation generator :
en
- US2272870A - Planter guide :
en
- DE717235C - Process for treating nuts and similar fruits :
de
en
- US2272517A - Laundry machine :
en
- DE717214C - Screw slot terminal with union nut and lock nut for electrical lines with insulating jacket :
de
en
- FR869719A - Device for dredging gravel or similar material :
en
fr
- GB543101A - Improvements in or relating to starting systems for internal-combustion engines :
en
- GB543184A - Improvements in and relating to rotary vane pumps :
en
- CA402730A - Sheath corset :
en
fr
- US2272390A - Alloy :
en
- US2272432A - Electrical connector :
en
- US2272518A - Pump :
en
- FR869683A - Food product and its manufacture :
en
fr
- FR869623A - Silicon Carbide Tubular Heating Resistor :
en
fr
- DE717294C - Method of joining loose sheets together :
de
en
- GB543079A - Improvements in machines for use in the production of electric lamps and similar devices :
en
- US2272833A - Protective device :
en
- US2272274A - Electric discharge lamp :
en
- US2272297A - Conversion of hydrocarbon oils :
en
- DE717215C - Time switch :
de
en
- DE717309C - Padlock housing :
de
en
- DE717407C - Arrangement of the charging line of charging blowers for aircraft engines :
de
en
- GB543073A - Improvements relating to splicing wire ropes :
en
- FR869614A - Arrangement for rectifiers :
en
fr
- FR869720A - Flap valve for gas lines :
en
fr
- US2272662A - Process and apparatus for the production of an extremely thin film of cellulose esteror the like :
en
- CH219529A - Device for transmitting or receiving collimated electromagnetic waves. :
de
en
- DE717320C - Plant containers :
de
en
- GB543141A - Improvements in the manufacture of rubber :
en
- US2272445A - Fluid charging head :
en
- US2272302A - Defrosting means :
en
- US2272510A - Cleaning machine :
en
- US2272332A - Ring-locking means for fishhook knots :
en
- US2272617A - Calcium acid pyrophosphate composition and method of production :
en
- US2272305A - Impulse drive mechanism :
en
- USD131383S - Design for a golf club head cover :
en
- DE717448C - Anode with longitudinal ribs for shortwave tubes :
de
en
- DE717460C - Attachment of a valve cone to metallic bellows closed on one side :
de
en
- GB543098A - Improvements in or relating to turbines :
en
- GB543188A - Improvements in and connected with automatic circuit breakers and similar electrical switchgear :
en
- US2272708A - Flask wall :
en
- US2272824A - Process for lasting shoes :
en
- US2272935A - Finishing of leather :
en
- DE717421C - Paper guiding device on calculating, writing and similar machines :
de
en
- FR869615A - Device for step adjustment of transformers :
en
fr
- DE717360C - Process for the production of shiny zinc coatings :
de
en
- FR869647A - Indicator power raising device for piston machines with multiple cam drive, in particular for poly-cylindrical internal combustion engines, for example diesel engines :
en
fr
- GB543152A - Improvements in and relating to the construction of roofings, partitions and the like :
en
- DE717426C - Resistance body made of semiconductor materials :
de
en
- CA402729A - Furnace wall :
en
fr
- GB543207A - Improvements in or relating to lightning arresters :
en
- DE717383C - Process for the regeneration of a solution of basic aluminum sulfate for the production of sulfur dioxide :
de
en
- DE717463C - Roll film spool :
de
en
- US2272668A - Partial phosphoric esters and process for preparing same :
en
- GB543050A - Phase modulated telegraph system :
en
- DE717213C - Electric cable :
de
en
- FR869652A - Lubrication device for aircraft engines :
en
fr
- FR869739A - Improvement applicable to the various machines whose main mechanism consists of a helical screw rotating inside a chamber :
en
fr
- US2272588A - Coating for fibrous glass strands :
en
- US2272796A - Shirt :
en
- DE717260C - Circuit to achieve a continuously changeable inductance :
de
en
- US2272352A - Casein-cold-process :
en
- GB543211A - A new or improved fire fighting appliance :
en
- GR9785B - AIR FOCUS IMPROVEMENTS. :
el
en
- FR869699A - Spherical-shaped portable fire extinguisher :
en
fr
- DE712060C - Seating that can be converted into a lounge chair :
de
en
- DE717477C - Electric centrifugal gas cleaner :
de
en
- GB543185A - Improvements in or relating to television systems :
en
- FR869718A - Warping :
en
fr
- GB543100A - Manufacture of dyestuffs of the triazole series :
en
- DE717253C - Device for drawing wires under pretension of the wire strand entering the drawing die :
de
en
- DE717236C - Film switch mechanism for roll film cameras :
de
en
- GB543143A - A new or improved mixture for the manufacture of hard rubber and articles made therefrom :
en
- DE717362C - Driving device for revolving supply pipes for rod-shaped material in rod-processing swivels u. like :
de
en
- CA402848A - Speed varying device :
en
fr
- CH219377A - Charcoal gas generation plant, in particular for motor vehicles. :
de
en
- US2272464A - Telephone system :
en
- US2272845A - Hair waving device :
en
- US2272182A - Method of processing thread or the like :
en
- DE717359C - Process for the heat treatment of plates for interchangeable cladding of metallic vessels :
de
en
- US2272886A - Valve construction :
en
- AU114625B2 - Improvements in or relating to bonded laminated magnetic material :
en
- CH219386A - Pressure cooker. :
en
fr
- CH219571A - Device for maintaining a clear view of vehicles, particularly aircraft. :
de
en
- CH219403A - Shoe. :
de
en
- AT160773B - Motor vehicle train. :
de
en
- US2272628A - Tape dispenser :
en
- GB543195A - Improvements in or relating to the manufacture of sliding clasp fasteners :
en
- DE717201C - Process for the preparation of olefin oxides :
de
en
- DE717471C - Easily dismantled practice bullet :
de
en
- US2272639A - Vibration isolating mounting :
en
- US2272714A - Relay apparatus :
en
- GB543138A - Improvements in measuring pumps :
en
- GB543106A - Improvements in electrodes for electron emission :
en
- GB543176A - Improvements in or relating to windings for induction machines :
en
- GB543090A - Improvements relating to preserving foodstuffs in containers :
en
- FR869638A - Removable and portable internal combustion oven for carbonization of wood and other woody materials :
en
fr
- GB543128A - System and apparatus for facsimile telegraphy :
en
- DE717341C - Multi-phase single rotary transformer for secondary voltages with constant phase position :
de
en
- US2272856A - Refrigeration :
en
- AU443340A - Aircraft landing systems :
en
- DE717375C - Seconds counter :
de
en
- DE717388C - Inductor for telephone systems :
de
en
- DE717380C - Drawing drum for wire drawing machines :
de
en
- GB543140A - Improvements in the manufacture of rubber :
en
- AT160772B - Streamlined car body, in particular for motor vehicles, with a cover that covers the front car body part. :
de
en
- CA402833A - Carbureter :
en
fr
- CH219521A - Process for the preparation of 1,4-bis-dimethylaminoacetoxy-2-methylnaphthalene-chloromethylate. :
de
en
- CA402745A - Heel protector :
en
fr
- CA402809A - Gold alloy :
en
fr
- DE717350C - Condenser combination :
de
en
- DK59478C - Fire pipes for drop bombs. :
da
en
- US2272373A - Shoemaking method :
en
- US2272909A - Signal knob :
en
- US2272180A - Stitching mechanism :
en
- US2272541A - Washing machine :
en
- GB543086A - Improvements in or relating to typewriter attachments for making copies without the use of carbon paper :
en
- US2272203A - Container :
en
- US2272988A - measuring instrument :
en
- US2272239A - Device for measuring electrical resistance :
en
- DK59464C - Protection device at circular saws. :
da
en
- FR869745A - High flow dry rectifier :
en
fr
- CH219558A - Transmission gears on drive wheels of motor vehicles. :
de
en
- DE717314C - Process for distilling low quality fuels in two stages :
de
en
- FR869640A - Construction of frames and bridges :
en
fr
- US2272400A - Terpene esters :
en
- DE717415C - Device for vertical conveying of ammunition parts u. like :
de
en
- CA402834A - Embedding mass :
en
fr
- CH219440A - Vinyl record. :
de
en
- DE717228C - Blockboard press :
de
en
- DK59466C - Gramophone record. :
da
en
- CH219541A - Vehicle frame. :
de
en
- AU383240A - Lubricants :
en
- CH219576A - Process for the preparation of a disazo dye. :
de
en
- CH219474A - Transmission gear connected between a centrifugal machine and a piston machine. :
de
en
- CH219548A - Braking device. :
de
en
- US2272319A - Nursing bottle holder :
en
- CH219536A - Method and device for converting a measured variable into a frequency that is proportionate to it. :
de
en
- US2272515A - Harness for pipe joints :
en
- CA402779A - Metal drawing press :
en
fr
- CA402726A - Vulcanizer :
en
fr
- DE717318C - Testing facility for artificial horizons and compasses :
de
en
- DE717356C - Machine for cleaning mussels :
de
en
- US2272948A - Chair :
en
- US2272970A - Apparatus for controlling paper manufacture :
en
- US2272670A - Cord stanchion for electric sadirons :
en
- US2272771A - Hydraulic pump :
en
- CA402714A - Illuminated sign :
en
fr
- US2272396A - Rubber compound and method of making same :
en
- US2272963A - Swab :
en
- AU27841A - Improvements in or relating to means for the production of tapering solid sections in extrusion presses :
en
- CH219566A - Brake slack adjuster with axial control and locking mechanism. :
de
en
- CH219465A - Article for smokers. :
en
fr
- CA402831A - Accessory table :
en
fr
- CA402791A - Upholstery panel :
en
fr
- CA402720A - Stocking protector :
en
fr
- CH219554A - Control device for cooling in air-cooled engines. :
de
en
- GR9783B - LIQUID OPERATING PUMP FOR TEETH WHEELS. :
el
en
- DE717346C - Electric balance indicator for voltages and currents of three-phase networks with measuring mechanisms connected by threads or ribbons :
de
en
- CH219388A - Method for separating interleaved sheaths from a plant stem and apparatus for carrying out this method. :
en
fr
- FR869681A - Globe valve for liquids or gases :
en
fr
- DE717454C - warehouse :
de
en
- CH219365A - Collection containers for bulk goods, especially rubbish. :
de
en
- CA402846A - Traction wheel :
en
fr
- US2272725A - Control of aircraft surfaces :
en
- DK59463C - Method for converting a strip of fiber or wire mass into a wire by drawing. :
da
en
- US2272178A - Fitting :
en
- US2272555A - Refrigerator car :
en
- US2272584A - Luggage carrier bottom cleat :
en
- FR869714A - Filter body :
en
fr
- FR869664A - Use of zinc alloys :
en
fr
- DE717292C - Kuepen dye powder :
de
en
- AU16541A - Semi-automatic extra air device for internal combustion engines :
en
- CA402738A - Photographic test strip :
en
fr
- DE717433C - Device for dewatering Trueben :
de
en
- FR869641A - Process for expelling occluded gases, such as hydrogen, from the surface layers of workpieces, in particular for the electrolytic pretreatment of metals to be coated :
en
fr
- FR869611A - Compressed gas and multiple break switch :
en
fr
- US2272235A - Electron tube amplifier :
en
- US2272224A - Gas blast electric circuit breaker :
en
- USRE22023E - Sweatband :
en
- GB543055A - Improvements in or relating to silencers for the passage of gaseous currents :
en
- GB543190A - Improvements in and connected with electromagnetically released electric switches :
en
- CH219473A - Pipe valve sealing in two-stroke internal combustion engines with pipe valve control. :
de
en
- US2272830A - Sanitary temporary panty :
en
- US2272918A - Dehairing machine :
en
- DE717288C - Fountain pen with suction piston and a piston rod consisting of telescopically screwable threaded members :
de
en
- FR869672A - Process for manufacturing highly concentrated nitric acid or nitrogen tetraoxide by chemical or thermal dissociation of dilute nitric acid :
en
fr
- DE717361C - Thread jet device :
de
en
- CH219418A - Alkaline cyanide bath for the electrolytic production of shiny coatings on metals. :
de
en
- US2272379A - Contact mounting for electrical devices :
en
- US2272197A - Discharge and connecting fitting means :
en
- US2272220A - Machine for die casting thermoplastics :
en
- US2272366A - Control element for statistical machines :
en
- US2272461A - Surface decorating mechanism :
en
- DE717386C - Protective membrane for electro-acoustic devices with shaped membrane :
de
en
- US2272267A - Alkaline earth metal salts of dihydroxy hexachloro diphenyl methane :
en
- US2272416A - Nonskid rear system for automobiles :
en
- DE717291C - Pressure gauge for boreholes :
de
en
- US2272281A - Window construction :
en
- FR869746A - Protection system for high voltage direct current power transmission installations :
en
fr
- GR9768B - METALLURGING APPLIANCE FOR MANUFACTURE OF THIN COATED METAL SHEETS (COATED) BLOCKS AND TILES, SAME TAKRAMA. :
el
en
- US2272812A - Pipe joint :
en
- DE717368C - Plastic container for fire extinguishers or the like. :
de
en
- US2272280A - Mine locomotive :
en
- US2272945A - Luminous display with an effect of motion :
en
- FR869713A - :
fr
- GB543115A - Improvements in pedestals for pit tubs and similar vehicles :
en
- US2272320A - Brake control mechanism :
en
- US2272199A - Railway journal box lubricator :
en
- FR869602A - Regulating device for absorption refrigerators :
en
fr
- GB543094A - Improvements in knife sharpening machines :
en
- FR869727A - Process for the manufacture of a protective agent against freezing and inhibiting corrosion :
en
fr
- GB543083A - Improvements in or relating to metal shaping or like machines :
en
- USRE22026E - Control apparatus :
en
- US2272488A - Process fok the production of zein :
en
- US2272839A - Radiant energy signaling system :
en
- USD131375S - Design fob a game board :
en
- GB543069A - Improvements in and relating to magnetic compasses :
en
- GB543081A - Improvements in or relating to pneumatically operated portable tools :
en
- DK59475C - Rear and Stop Light for Bicycles. :
da
en
- DE717422C - Circuit arrangement for operator station in telephone systems with auxiliary station :
de
en
- DE717450C - Process for casting chilled cast iron rolls :
de
en
- AT160779B - Process for producing plastic from polyvinyl compounds. :
de
en
- US2272219A - Kiln ring cutting machine :
en
- CA402789A - Plug valve :
en
fr
- CH219561A - Wheel tires, in particular for bicycles. :
de
en
- FR869601A - Device for gas cleaning :
en
fr
- FR869686A - Exhaust jet nozzle :
en
fr
- US2272649A - Apparatus for separating granular materials :
en
- CA402840A - Pigment applying apparatus for sheet materials :
en
fr
- CH219416A - Plastic mass. :
de
en
- US2272959A - Safety mask :
en
- US2272491A - Protractor :
en
- DE717297C - Position indicator :
de
en
- US2272511A - Method of making lavatories or the like :
en
- US2272538A - Electric connector :
en
- US2272806A - Illuminating indicating instruments :
en
- US2272907A - Flashlight and battery unit therefor :
en
- GB543205A - Apparatus for use in a game of skill :
en
- GB543166A - Improvements in water purification apparatus :
en
- US2272380A - Circuit interrupter :
en
- US2272712A - Electric wave transmission system :
en
- GB543130A - Improvements in or relating to starting valves for internal combustion engines :
en
- DE717414C - Cushioning, especially for motor vehicles :
de
en
- DE717418C - Corrugated cardboard packaging with a handle :
de
en
- US2272850A - Assembling machine :
en
- US2272237A - Time cycle controller :
en
- US2272944A - Outlet box cover and adapter :
en
- FR869712A - Amplifier lamps fault indication system :
en
fr
- GB543085A - Improvements in catalytic isomerisation of normal paraffinic hydrocarbons :
en
- US2272722A - Window construction :
en
- USD131401S - Design fob a pin or the like :
en
- GB543187A - Processes for producing erythroidine and its salts :
en
- US2272221A - Wheeled scraper :
en
- US2272637A - Method of recapping tires :
en
- US2272848A - Adjustable furniture glide :
en
- US2272246A - Electrical frequency changer :
en
- US2272453A - Multiselection phonograph :
en
- US2272564A - Dry cement conveyer :
en
- CA402731A - Sawdust burner :
en
fr
- CH219471A - Piston engine. :
de
en
- AU54441A - Improvements in coin-controlled vending machines :
en
- CH219551A - Streamlined body for rear-engined vehicles. :
de
en
- DE716898C - Endless conveyor belts :
de
en
- US2272530A - Method of making and filling tea bags, coffee bags, and the like :
en
- CA402746A - Tubular film evaporating apparatus :
en
fr
- DK59480C - Holder for milk buckets and similar containers. :
da
en
- CA402832A - Dental equipment mechanism :
en
fr
- CH219483A - Device on drive systems for vehicles for air cooling of the engine using axial fans. :
de
en
- CA402778A - Steam generator :
en
fr
- CA402823A - Tire tread making machine :
en
fr
- US2272249A - Hydraulic transmission :
en
- US2272391A - Alloy :
en
- US2272503A - Contacting device for high pressure absorption :
en
- CH219419A - Process for the production of phosphate coatings on material made of metal, preferably made of iron and steel. :
de
en
- US2272404A - Advertising folder :
en
- US2272865A - Journal box structure :
en
- US2272497A - Autographic register :
en
- CH219489A - Fridge. :
de
en
- CA402801A - Electrical apparatus :
en
fr
- CA402765A - Imitation astrakhan :
en
fr
- CH219487A - Compression refrigeration system. :
de
en
- CA402838A - Exhaust silencer :
en
fr
- CH219589A - High voltage power transmission system for multiphase alternating current. :
de
en
- US2272694A - Lamp manufacturing apparatus :
en
- GB543060A - Improvements in or relating to the heat-treatment of metal bodies :
en
- US2272356A - Trailer heat and air conditioning device :
en
- US2272385A - Detector circuit for television receivers :
en
- CH219407A - Method and device for cleaning and preserving fruits and other vegetables. :
de
en
- US2272439A - Aircraft sustaining rotor blade :
en
- US2272919A - Annealing apparatus :
en
- CH219362A - Device for holding scaffolding poles. :
de
en
- US2272682A - Vending machine compartment structure :
en
- US2272869A - Electrode manufacture :
en
- DE717479C - Switching arrangement :
de
en
- CH219564A - Additional propulsion device for a cycle. :
en
fr
- DE717241C - Device on strollers to be carried on stairs :
de
en
- GB543192A - Improvements in and connected with automatically released electric switches :
en
- CA402844A - Engine mounting :
en
fr
- CA402766A - Glass working apparatus :
en
fr
- DE717212C - Circuit arrangement for automatic damping control in carrier current systems :
de
en
- FR869706A - Application of colored aluminum foils in place of colored metals :
en
fr
- US2272527A - Belt fastener :
en
- CH219476A - Device for injecting fuel into the supply line of an internal combustion engine. :
en
fr
- AU114590B2 - A composition forthe destruction of blowfly maggots and like pests :
en
- CA402776A - Glass fibre gathering method :
en
fr
- CH219538A - Backpack with carrying frame. :
de
en
- DE717232C - Adjusting device for a crank pin :
de
en
- US2272721A - Fluid regulating and proportioning device :
en
- US2272726A - Control of fuel injection engines :
en
- DE717464C - Forward drive for photographic locks :
de
en
- GB543099A - Improvements in and relating to the purification of industrial gases from hydrogen sulphide :
en
- USD131397S - Design for a suit :
en
- CA402806A - Skid :
en
fr
- US2272279A - Finder for screw driving tools :
en
- US2272448A - Card punching machine :
en
- US2272816A - Molding machine :
en
- DE717203C - Process for the preparation of aldehyde or ketone compounds from 1,2-oxy compounds :
de
en
- DE717224C - Procedure for the isolation of the male glandular hormone :
de
en
- DE717316C - Spark gap for converting electrical voltages :
de
en
- DE717472C - Hit indicator for shooting ranges :
de
en
- GB543167A - Improvements in or relating to bearing caps :
en
- CA402797A - Door for starting gates :
en
fr
- CA402785A - Wringer :
en
fr
- US2272644A - Draft gear :
en
- CA402793A - Fabric forming member :
en
fr
- CH219501A - Rectifier disc. :
de
en
- FR869626A - Device for the emission of electromagnetic beam-shaped radiation :
en
fr
- USD131392S - Design for a dress ensemble :
en
- GB543173A - Improvements in and relating to latch mechanism for door and like closures :
en
- GB543164A - Improvements in and relating to centring machines :
en
- US2272915A - Mechanical pencil :
en
- DE717469C - Adjustable mounting device for vehicle wheels :
de
en
- DE717333C - Device for push-button voting at recipients :
de
en
- DE717287C - Adjustable wheel suspension to change the lead or lag for motor vehicles :
de
en
- USD131400S - Design for a moving picture reel :
en
- US2272185A - Collet chuck :
en
- DE717211C - Electromagnetic alternator for telecommunication systems :
de
en
- US2272367A - Communication system :
en
- US2272264A - Phonograph :
en
- US2272513A - Electric lamp :
en
- US2272914A - Measuring instrument of the potentiometer type :
en
- CA402788A - Hollow glass article manufacture :
en
fr
- US2272630A - Clamp connector :
en
- GB543134A - Improvements in the control of electrically operated soot blowers :
en
- CH219523A - Water wave clip. :
de
en
- DE691099C - Rivet nut made of light metal for aircraft construction :
de
en
- GB543165A - Improvements in or relating to tubular metallic masts, poles or posts :
en
- US2272251A - Method of and apparatus for producing bags :
en
- DE717306C - Foettinger transmission for road and off-road vehicles :
de
en
- GB543093A - Improved recuperators or regenerators for the interchange of heat between gases :
en
- GB543096A - Improved resinous condensation products and methods of producing same :
en
- CA402743A - Check valve :
en
fr
- CH219585A - Process for the production of a vat dye of the anthraquinone series. :
de
en
- FR869742A - Improvements to devices for coupling an antenna with a high frequency coaxial line :
en
fr
- CA402715A - Convertible garment :
en
fr
- CH219455A - Electric welding process. :
de
en
- CH219557A - Metal floor on chassis for passenger vehicles. :
de
en
- DE717461C - Process for the production of foils using a sublimable carrier :
de
en
- DE717030C - Hand-held device for lifting a person lying on a bed or on the floor :
de
en
- DE717246C - High-pressure steam system in which the failure performance is covered by the operating machines, i.e. without the use of reserve machines :
de
en
- US2272213A - Antenna reeling system :
en
- US2272341A - Vaporizer and pressure regulator :
en
- US2272855A - Vibrator :
en
- GB543196A - Improvements in machines for cutting steps in the teeth of combs :
en
- DE717181C - Control device for several air motors that control each other and work in conjunction :
de
en
- USD131344S - Design for a wall skelf :
en
- US2272364A - Oiling tool :
en
- US2272903A - Toy railroad trackage :
en
- CA402771A - Alloy production :
en
fr
- FR869661A - :
fr
- CH219409A - Ausripptisch. :
de
en
- US2272793A - Railway signaling apparatus :
en
- US2272965A - Vulcanizer clamp :
en
- DE717370C - Controllable pitch propellers :
de
en
- GB543082A - Self-priming centrifugal pump installations :
en
- US2272343A - Manufacture of rubber tubing :
en
- US2272431A - Directional antenna orientation control :
en
- CH219380A - Device for regulating gas generators connected in parallel. :
de
en
- CH219516A - Collapsible stretcher. :
de
en
- CH219517A - Device for electrical brain stimulation. :
de
en
- AT160777B - Circuit arrangement for generating a preferably periodically occurring current or voltage profile in multivibrator circuits. :
de
en
- AU114589B2 - Improved golf machine :
en
- AU114605B2 - Improvements in the manufacture of magnetic particles :
en
- CH219453A - Centrifugal casting process and casting mold for the production of rod-shaped bodies. :
de
en
- US2272727A - Apparatus for launching torpedoes :
en
- DE717348C - Device for melting electrical conductors, in particular metal foils, in hard glass, preferably in quartz glass :
de
en
- DE717425C - Device for remote control of a plurality of switching devices of a three-phase network :
de
en
- DE717248C - Back-current fuse for liquid heaters to be hung on a wall :
de
en
- DE717276C - Device for rapid freezing of food or the like. :
de
en
- GB543095A - Improvements in or relating to universal joints :
en
- US2272375A - Arrangement for reproducing the intensity distribution in a ray of slow neutrons :
en
- US2272804A - Device for venting shingled roofs :
en
- CH219508A - Rectifiers with moving contacts. :
de
en
- DE717458C - Device on internal combustion engines for controlling a control or display device :
de
en
- US2272559A - Automobile spring jack :
en
- BE442428A - :
en
fr
- DE717331C - Circuit arrangement for telephone extension systems :
de
en
- US2272397A - Method of making rubber compounds or products :
en
- DE717444C - Arrangement for voltage regulation of synchronous machines :
de
en
- US2272172A - Connecting rod :
en
- US2272191A - Dispersing mixtures of resins and coloring materials in gelatin :
en
- US2272231A - Retreading vulcanizer :
en
- US2272410A - Educational device :
en
- US2272387A - Clearway for clogged ducts :
en
- US2272629A - Metallic pigment :
en
- CH219575A - Process for the preparation of an azo dye. :
de
en
- US2272917A - Fair-leader :
en
- CH219514A - Process for the production of denture replacement parts. :
de
en
- CA402721A - Laminated driving belt :
en
fr
- US2272288A - Insulator mounting for transmission lines :
en
- CH219486A - Installation for the individual actuation of machines. :
en
fr
- DE717167C - Process for the production of aqueous emulsions of polyisobutylene :
de
en
- DE717412C - Filling device on machines for hollow body production :
de
en
- DE717391C - Rectifiers, especially high-voltage rectifiers :
de
en
- USD131343S - Combined shelf and mirror unit :
en
- US2272553A - Driving and stopping mechanism :
en
- US2272809A - Derivatives of the nuclear saturated and unsaturated pregnane series and process formaking same :
en
- US2272933A - Clamping device :
en
- AU91041A - Improved can opening device :
en
- CA402735A - Injection machine :
en
fr
- CA402727A - Concrete placement apparatus :
en
fr
- US2272468A - Draft regulating mechanism :
en
- US2272676A - Continuous flow gas turbine :
en
- US2272693A - Underframe for power shovels :
en
- US2272411A - Educational device :
en
- AT160775B - Friction clutch, in particular for motor vehicles. :
de
en
- US2272734A - Means for stopping flow of fluid in conduits :
en
- US2272823A - Last for shoemaking :
en
- DE717240C - Window with a rotating pane, which is driven and mounted on its periphery, especially for aircraft :
de
en
- CH219394A - Kötzerspulmaschine with a thread guide gradually advancing according to the Kötzer structure. :
de
en
- DE717381C - Finishing, especially the stiffening of hats :
de
en
- CH219376A - Boiler. :
en
fr
- CH219379A - Gas generator for wood or charcoal. :
de
en
- DE717377C - Rotary cell drum filter for liquids :
de
en
- CH219452A - High strength dental alloy. :
de
en
- US2272452A - Transformer :
en
- US2272458A - Thermostatic control :
en
- US2272462A - Handled support for cups, glasses, and other containers :
en
- US2272938A - Container :
en
- CH219472A - Centrifugal pump for pumping or circulating liquids containing pulpy, fibrous, lumpy and similar solids. :
de
en
- US2272883A - Method of making fan belts :
en
- US2272328A - Mechanism for forming capsules :
en
- US2272749A - Dynamoelectric machine :
en
- US2272695A - Centrifugal blower wheel structure :
en
- USD131357S - Design for a haibbbush :
en
- US2272374A - Device for generating a beam of ions :
en
- US2272552A - Lock screw :
en
- US2272995A - Apparatus for cleanin air and other gases :
en
- USD131376S - Design for a game board :
en
- USD131382S - Design for a burial casket or similar
article :
en
- US2272354A - Combination lock :
en
- DE717210C - Movable track on wheels, used to set down railway wagons :
de
en
- GB543047A - Improvements in or relating to the recovery of oil from bones :
en
- GB543139A - Improvements in the manufacture of rubber :
en
- CH219391A - Tensioning device on winding machines and the like. :
de
en
- US2272259A - Fastener holding fixture :
en
- FR869733A - Telegraph machine :
en
fr
- FR869750A - Safety device against the risk of explosion when igniting gas appliances fitted with a temperature regulator :
en
fr
- FR869715A - Method and device for tying the ends of thread of winders and other textile machines :
en
fr
- DE717384C - Process for the production of sulfonated fatty acids or their derivatives :
de
en
- DE717164C - Process for the preparation of dyes of the phthalocyanine series :
de
en
- DE717245C - Pneumatic drill :
de
en
- DE717363C - Device for step-by-step fixing of the work table of machine tools, in particular the rotary table of fine boring machines :
de
en
- US2272583A - Filtering apparatus :
en
- FR869618A - Improvements in bodywork construction :
en
fr
- CH219421A - Device to facilitate centralized control of multiple accounting entries. :
en
fr
- CA402794A - Gear finishing method :
en
fr
- US2272956A - Headrail and valance bracket :
en
- DK59467C - Optical element, which is equipped with a reflection-reducing layer, and which is fixed in a greased metal part. :
da
en
- US2272388A - Controlled pumping choke for oil wells :
en
- DE717325C - Machine for trimming stacks of paper on three sides with just one knife :
de
en
- GB543145A - Improvements relating to methods of and means for treating spread materials with currents of air or gases :
en
- DE717220C - Device for visual display of the completed synchronization of synchronous machines :
de
en
- US2272194A - Pipe joint :
en
- US2272807A - Upholstery construction :
en
- DE717369C - Control device for the same direction and simultaneous actuation of divided rudder or flap surfaces on large aircraft :
de
en
- FR869674A - Process for electrostatically separating mixtures :
en
fr
- US2272430A - Accounting machine :
en
- US2272987A - Measuring instrument :
en
- FR869667A - Process for preparing 1-methyl-4-hydroxy-5-amino-naphthaline-1-sulfonic acid or 1-methyl-4-amino-5-hydroxy-naphthalene-1-sulfonic acid :
en
fr
- GB543077A - Improvements in and relating to decalcomania or transfer papers :
en
- US2272421A - Conveyer for elevating and transporting duty :
en
- DE717447C - Method for achieving a loop-free temperature profile of the capacitance of electrical capacitors :
de
en
- US2272492A - Heat production control arrangement :
en
- US2272534A - Alloy :
en
- US2272648A - Portable loading scoop :
en
- GB543097A - Improvements in or relating to circular knitting machines :
en
- FR869721A - Flat ring valve with diffuser on the flow side for compressors and pumps :
en
fr
- CH219581A - Process for the preparation of an azo dye. :
de
en
- GB543180A - Improvements in or relating to ball and roller bearings :
en
- GB543150A - Improvements in or relating to window and like frames :
en
- US2272841A - Electron multiplier :
en
- US2272955A - Blotter device :
en
- GB543179A - Wheeled attachment for a plough or like cultivator attached to two wheel motor tractor :
en
- FR869660A - Cylinder for rapid mill with one or more cylinders :
en
fr
- DE717315C - Cell for rotary disc filter :
de
en
- CA402786A - Hollow glassware manufacture :
en
fr
- US2272337A - Shovel bucket :
en
- US2272340A - Heater for golf balls :
en
- USD131362S - Design for an industrial truck :
en
- DE717342C - Choke coil with iron core for field weakening of series motors :
de
en
- DE717455C - Lighting device for projector :
de
en
- US2272878A - Grinding wheel :
en
- US2272230A - Counterbalanced lid support :
en
- US2272877A - Grinding wheel :
en
- USD131399S - Design foe a plow :
en
- CH219432A - Jass table. :
de
en
- US2272732A - Door opening and door check releasing device :
en
- US2272351A - Faucet :
en
- US2272533A - Actuator :
en
- FR869620A - Device for establishing good electrically conductive connections between two contiguous surfaces: s :
en
fr
- FR869650A - Shortwave feedthroughs :
en
fr
- US2272486A - Gaseous discharge device and electrode assembly for use therein :
en
- US2272879A - Tire tread construction :
en
- US2272192A - Wire drawing machine :
en
- US2272825A - Lock for kitchen closets :
en
- US2272715A - Means and method of freezing liquids :
en
- FR869730A - Double-acting compound air pump especially for locomotives :
en
fr
- GB543124A - Improvements in or relating to light buoys :
en
- FR869716A - Method and device for tying the ends of thread of winders and other textile machines :
en
fr
- US2272293A - Process for the thermal dehydration of lower fatty acids :
en
- US2272229A - Identifying means for textiles :
en
- FR869671A - Process for using the heat released by the oxidation of carbon monoxide by water vapor by means of catalysis carried out with or without pressure :
en
fr
- US2272271A - Method and apparatus for machining materials :
en
- US2272861A - Pressure gauge mounting :
en
- GB543064A - Portable hand pump for fire-fighting, car-washing and the like :
en
- GR9769B - METHOD FOR THE MANUFACTURE OF FORMED PIECES FROM POWDER OF DRY MILK, COCOA OR COFFEE AND SUGAR. :
el
en
- US2272606A - Electron tube mounting :
en
- US2272966A - Furnace seal :
en
- US2272699A - Airplane landing gear :
en
- US2272392A - Alloy :
en
- GB543168A - Improvements relating to door-fastening fittings for use on metal door frames :
en
- GB543191A - Improvements in and connected with moving contact carriers for automatically released electric switches :
en
- GB543201A - A new or improved method of producing high secondary electron emission from electrical conductors :
en
- US2272593A - Rotary burner :
en
- US2272748A - Induction meter :
en
- US2272282A - Electrical heating element :
en
- GB543065A - Improvements in or relating to telephone systems :
en
- FR869644A - Apparatus for the production of feeder tapes for telegraphic manipulator :
en
fr
- GR9778B - LEAD PAINTED FROM PRESSURE AFTER TWO TWEEZERS TO HOLD THE LEADS. :
el
en
- US2272195A - Wire drawing machine :
en
- DE717401C - Golf or game ball :
de
en
- DE717305C - Device for removing soot in systems for obtaining ballast water from the engine exhaust gases in airships :
de
en
- GB543203A - Improvements relating to alternating current power distribution circuits :
en
- CH219370A - Method for operating a hot water circulation heating system and device for carrying out the method. :
de
en
- CH219537A - Article containing a folded document and method of making this article. :
en
fr
- AU114619B2 - Improvements in coin-controlled vending machines :
en
- US2272362A - Claw bar :
en
- DE717259C - Mercury contact for track closer :
de
en
- GB543186A - Plastic resin compositions :
en
- US2272451A - Regulating means :
en
- USD131346S - Design for a sprayer :
en
- US2272613A - Transmission with level equalizing :
en
- US2272167A - Door lock :
en
- US2272788A - Carrier operated control system for limiting amplifiers :
en
- US2272342A - Method of making a transparent article of silica :
en
- US2272789A - Approach control system :
en
- CA402773A - Wire winding machine :
en
fr
- GB543056A - Improvements in and relating to typewriting, billing, accounting and like machines :
en
- GR9770B - METHOD FOR NEUTRALIZATION OF SWEAT S YFASMATAPANTOS KIND OF callback ZOIROTITOS OF DIA frequent washing fading color, increase EISSCHISIMON ANTISTASEOS S slit ELASTICITY, OF STEREOTITAS, new and old cloth and .. :
el
en
- US2272558A - Spark plug :
en
- US2272642A - Ridge wheel for ladders :
en
- US2272752A - Control of electric switches :
en
- US2272785A - Ship salvaging apparatus :
en
- US2272801A - Bicycle :
en
- US2273000A - Air conditioning system :
en
- USD131350S - Design for a roasting or baking pan :
en
- FR869725A - Reproduction machine controlled by sensitive key :
en
fr
- GB543058A - Improvements in and relating to ribbon mechanism for typewriting, accounting, billing or like machines :
en
- US2272292A - Planting device :
en
- GB543063A - Improvements in or relating to the production of artificial filaments, films and the like :
en
- US2272586A - Apparatus for decorating glass articles :
en
- DE717272C - Carriage head, especially for machine guns :
de
en
- DE717258C - Recuperatively operated blast furnace heater :
de
en
- DK59476C - Rear light housing with reflective front glass. :
da
en
- AU77241A - Improved apparatus for use inthe manufacture of barbed wire :
en
- US2272507A - Furniture :
en
- DE717301C - Pressure medium force switch with exchangeable pulse transmission device, especially for small controllers :
de
en
- GB543177A - Improvements in or relating to means for the attaching of blades of aerial propellers :
en
- FR869632A - Independent wheel suspension with a support pivot resiliently mounted on the frame with respect to the bearing housing of the guide members :
en
fr
- GB543074A - Improvements in and relating to soot-blowers :
en
- US2272429A - Ballast cleaning apparatus :
en
- US2272640A - Tube cleaning apparatus :
en
- US2272900A - Resilient connector :
en
- CH219532A - Device for generating modulated ultra-high frequency oscillations. :
de
en
- US2272454A - Seal for centrifugal pumps :
en
- CA402764A - Aromatic sulphonic acid derivative :
en
fr
- CH219354A - Wide threshing machine. :
de
en
- DE717256C - Blow-down valve, especially for locomotive boilers :
de
en
- US2272500A - Automatic selective record changer :
en
- DE717353C - Cleaner for wood gas generators, especially for vehicles :
de
en
- US2272212A - Turn signal apparatus :
en
- US2272265A - Method of making sulphur-containing organic condensation products :
en
- GR9779B - METHOD FOR WELDING MATERIALS, WOOD OWN. :
el
en
- DE717273C - Laundry stiffeners :
de
en
- FR869645A - Device for planting potatoes :
en
fr
- FR869659A - Aircraft Wing :
en
fr
- USD131385S - Design for a bathing cap :
en
- DE717406C - Pest repellants :
de
en
- FR869627A - Boulet or similar chipboard :
en
fr
- FR869738A - Seal closures for tanks and other installations intended to contain liquids :
en
fr
- AT160781B - Device for the continuous nitration of aromatic hydrocarbons. :
de
en
- US2272602A - High frequency receiver :
en
- US2272925A - Refrigerating apparatus :
en
- FR869723A - Guide tube support for machine tools :
en
fr
- AU114618B2 - Improved means for the transmission and reception of signals and speech :
en
- AU181741A - Radio-phonograph combination :
en
- CA402802A - Radio tuning indicator system :
en
fr
- SE103736C1 - :
en
- US2272764A - Refrigerating system :
en
- USD131360S - Design foe a game board :
en
- GB543107A - Cable terminal :
en
- CH219511A - Electric melting furnace with melting drum resting on rollers. :
de
en
- US2272880A - Production of rubber articles :
en
- USD131380S - Design for a brooch or similar
article :
en
- US2272718A - Die casting machine :
en
- CH219500A - Device for the protection of high-voltage direct current systems. :
de
en
- US2272360A - Fluid pressure booster :
en
- US2272347A - Instantaneous cigarette extinguisher :
en
- US2272598A - Brush :
en
- US2272798A - Dispensing device for containers :
en
- DE717226C - Bed base or mattress with a lying surface that can be stretched automatically by the weight of the person resting :
de
en
- CH219507A - Electric discharge tube. :
de
en
- CH219535A - Device for the detection of open flames. :
en
fr
- CH219412A - Process for the production of phenols. :
de
en
- CH219555A - Equipment on streamlined vehicles with air-cooled rear engine for ventilation of the engine compartment. :
de
en
- US2272287A - Brake control mechanism :
en
- US2272808A - Honeycomb uncapping machine :
en
- CA402804A - Alloy steel :
en
fr
- CH219436A - Method and device for controlling the distance with frequency-modulated oscillations. :
de
en
- CA402740A - Hinge mount :
en
fr
- US2272336A - Bearing for clockwork movements :
en
- US2272618A - Ceramic body :
en
- FR869682A - Method of increasing the heat output of coke gas by gasifying coke in oxygen and mixing the resulting gas with rich gases :
en
fr
- USD131396S - Design for a suit :
en
- CH219456A - Device for setting radial turning tools. :
de
en
- FR869605A - Goniometer for spotting :
en
fr
- CH219383A - Device for attaching and adjusting armrests on seating and reclining furniture. :
de
en
- US2272599A - Ultra high frequency system :
en
- US2272254A - Flexible printing plate :
en
- US2272459A - Thermostatic control :
en
- GB543172A - Improvements in methods of and apparatus for drawing glass tubing :
en
- US2272912A - Grease trap :
en
- US2272770A - Gaseous electric discharge apparatus :
en
- USD131402S - Gem setting or similar article :
en
- US2272688A - Mounting for switches and the like :
en
- US2272621A - Weld patch clamp :
en
- US2272741A - Apparatus for seismic surveying :
en
- DE717170C - Process for the production of condensation products :
de
en
- AU114615B2 - Semi-automatic extra air device for internal combustion engines :
en
- US2272969A - Galvanic battery :
en
- CH219413A - Process for the preparation of a new, water-soluble dye for dyeing and printing acetate silk. :
de
en
- CH219484A - Equipment on gas turbine system with constant pressure combustion and air cooling for starting the same and for idling operation. :
de
en
- US2272425A - Process for the manufacture of dredge bucket pins and other similar articles of manufacture :
en
- US2272434A - Turbodrive and control :
en
- US2272986A - Gyroscopic apparatus :
en
- US2272326A - Odometer :
en
- FR869702A - Process for the manufacture, by means of vinyl polymers, of records for phonographs, especially of records for recording :
en
fr
- AU21541A - Improved golf machine :
en
- AT160778B - Beam generating system for Braun tubes, in particular for television purposes. :
de
en
- US2272698A - Sheet metal pipe machine :
en
- CA402741A - Loose-leaf binder :
en
fr
- AU249741A - Spray drying apparatus and method :
en
- CH219490A - Containers for freezing food. :
de
en
- CA402843A - Electric motor :
en
fr
- CH219528A - Circuit arrangement for telephone systems with main and sub-offices. :
de
en
- US2272910A - Sheet metal building construction :
en
- CA402723A - Pipe coupler latch :
en
fr
- US2272669A - Soap dispensing apparatus :
en
- US2272977A - Control system :
en
- USD131347S - Design for a coat hanger :
en
- US2272206A - Cigarette :
en
- US2272286A - Tractor :
en
- US2272322A - Highway sign :
en
- CH219438A - Method and device for determining the angular velocity of flying projectiles. :
de
en
- US2272531A - Piston ring :
en
- US2272840A - Selectivity by phase quadrature method :
en
- FR869693A - Improvements to discharge lamps intended for amplification, rectification, or generation of oscillations :
en
fr
- US2272480A - Electric insulating material :
en
- US2272547A - Apparatus for making lavatories or the like :
en
- US2272300A - Fuel pump :
en
- US2272757A - Bearing and supporting structure :
en
- US2272377A - Roofing :
en
- US2272532A - Brake lining construction :
en
- DE717261C - Electrical device, e.g. wireless communication device, amplifier or the like. :
de
en
- US2272889A - Wheel structure :
en
- CA402820A - Shoe sewing machine :
en
fr
- CH219469A - Winch drive on trucks for tilting the loading area of the same. :
de
en
- CH219592A - Device in a voice transmission system for exercising a control effect as a function of two control voltages caused by two different voice transmissions. :
de
en
- US2272760A - Driving device :
en
- CH219361A - Method for applying layers of material to the inner surface of elongated hollow bodies and device for carrying out this method. :
de
en
- DE717419C - Process for the production of cookable solutions from cellulose-containing raw materials :
de
en
- FR869612A - Process for obtaining stable concentrates free of fatty acids and fat soluble vitamins :
en
fr
- US2272344A - Shock absorbing pedestal for seats :
en
- CH219410A - Process for the production of tetrahydrofurans. :
de
en
- CH219429A - Device attached to a copier to compensate for color distortions when copying color negatives. :
de
en
- US2272697A - Ash tray :
en
- US2272685A - Separator means for use in vertical filing systems :
en
- US2272784A - Automatic switch :
en
- US2272316A - Fluid pressure producing device :
en
- US2272897A - Lever for manual operation :
en
- US2272743A - Folding desk for use with armchairs :
en
- USD131393S - Design for a coat :
en
- DE717234C - Methods and devices for fading in special sound colorants, in particular noise-generating vibrations in electrical musical instruments :
de
en
- US2272310A - Asphalt seal for metallic window frames :
en
- US2272859A - Dispensing machine :
en
- US2272707A - Foundry jacket :
en
- DE717355C - Process for the production of hollow bodies from cast steel :
de
en
- DE717296C - Time remote switch, especially for stairwell lighting :
de
en
- DE717373C - Device for securing the correct cartridge position in machine guns with cartridge feed by means of a belt or strip, which can optionally be advanced in opposite directions :
de
en
- US2272437A - Brake mechanism :
en
- US2272916A - Verifying machine for perforated cards :
en
- CH219547A - Vehicle brake. :
de
en
- US2272612A - Skirt marker :
en
- DE717263C - Relay arrangement for receiving remote control pulses :
de
en
- AT160785B - Molded bodies made of thermoformable or thermosetting materials and lined up on supporting bodies such as threads, wires or fabrics. :
de
en
- DE717376C - Closed conveyor chute :
de
en
- USD131349S - Design for a rug or similar article :
en
- US2272258A - Bag opening and filling machine :
en
- AU418140A - An improved swivel block for use with cranes, hoists andthe like :
en
- US2272548A - Pneumatic tube valve :
en
- US2272690A - Full automatic orientator :
en
- US2272753A - Safety scissors :
en
- GB543213A - Improvements in hand drilling and like tools :
en
- US2272369A - Vacuum tube circuit :
en
- US2272496A - Switching device :
en
- US2272622A - Advertising device :
en
- CH219367A - Horse-drawn vehicle or trailer vehicle for collecting refuse. :
de
en
- US2272710A - Artificial bait :
en
- US2272985A - Motor mounting for vacuum cleaners :
en
- CA402754A - Carpet sweeper :
en
fr
- US2272490A - Tripod :
en
- US2272244A - Sleeve and method of connecting a wire to same :
en
- CA402724A - Fuel vaporizer :
en
fr
- AU114633B2 - Improvements in ore igniters for sintering machines :
en
- CH219579A - Process for the preparation of an azo dye. :
de
en
- CH219372A - Process for the production of materials for road paving, artificial stone, joint fillings and the like. :
de
en
- CH219580A - Process for the preparation of an azo dye. :
de
en
- AU114627B2 - Improved combustible composition for fumigating rabbits and like pests :
en
- DK59474C - Light dynamo built into a Wheel Hub. :
da
en
- CH219591A - Process for the preparation of d-glucohepto-ascorbic acid. :
de
en
- US2272393A - Alloy :
en
- US2272626A - Cooling arrangement for aircraft engines :
en
- US2272782A - Ophthalmic mounting :
en
- US2272949A - Car loading and unloading apparatus :
en
- US2272739A - Furane derivatives of the pyrazolone series and a method of making the same :
en
- US2272704A - Method and apparatus for making corrugated tubes :
en
- US2272957A - Scaffold :
en
- CA402800A - Radio tuning control circuit :
en
fr
- US2272590A - Pulse regenerator :
en
- CA402805A - Alloy steel :
en
fr
- US2272277A - Process of manufacturing steel :
en
- US2272485A - Relay :
en
- US2272924A - Adjustable holder for lipsticks and the like :
en
- AU94541A - Improved combustible composition for fumigating rabbits and like pests :
en
- US2272542A - Eyeshade :
en
- CA402812A - Locomotive stoker :
en
fr
- CH219422A - Sheet-working machine. :
en
fr
- US2272551A - Portfolio :
en
- US2272680A - Fender shield construction and assembly :
en
- US2272284A - Washing machine :
en
- US2272218A - Steel tie :
en
- US2273002A - Electric switchgear :
en
- US2272289A - Method of making pneumatic cushions :
en
- US2272723A - Dental impression material :
en
- CH219482A - Oil cooling device on air-cooled vehicle engines. :
de
en
- US2272484A - Therapeutic compositions :
en
- US2272544A - Road spraying device :
en
- US2272651A - Apparatus for producing ground and polished glass strip :
en
- US2272620A - Diamond drill :
en
- DE717105C - Terminal strip :
de
en
- CA402753A - Carpet sweeper pan dumping mechanism :
en
fr
- CH219446A - Device used to pass indefinitely a series of plates of the same format in a projection lantern. :
en
fr
- FR869624A - Automatic drinker mechanism :
en
fr
- FR869670A - Short wave electron tube :
en
fr
- CH219552A - Control valve for air brakes on motor vehicle trains. :
de
en
- CH219478A - Two-stroke internal combustion engine piston with a separate base piece that is loaded on one side by the combustion chamber pressure. :
de
en
- CH219543A - Self-supporting car body. :
de
en
- FR869685A - Improvements to electrical energy distribution systems :
en
fr
- CA402814A - Seasoning composition :
en
fr
- AU114600B2 - Lubricants :
en
- CA402792A - Decorated fabric :
en
fr
- CA402795A - Voltage converter :
en
fr
- US2272625A - Ignition means :
en
- US2272747A - Glass to metal seal :
en
- US2272787A - Drafting apparatus for textile rovings :
en
- US2272894A - Apparatus for mounting valve stems on inner tubes :
en
- US2272759A - Electric switch :
en
- DE717379C - Lamp extension :
de
en
- DE717473C - Firearm with exchangeable barrel :
de
en
- US2272838A - Cigarette package :
en
- USD131361S - Design for a bottle :
en
- USD131384S - Design for a make-up cape :
en
- CH219420A - Address list. :
de
en
- CH219449A - Waterproof box for timepieces. :
en
fr
- DE717449C - Chute generator for the simultaneous gasification of coarse-grained and fine-grained fuel :
de
en
- CH219583A - Process for the preparation of a chromable dye of the triarylmethane series. :
de
en
- FR869603A - Goniometric device for locating :
en
fr
- AU114613B2 - Spray drying apparatus and method :
en
- DE717420C - Device for attaching stencils to the hanging bar of rotary stencil printers :
de
en
- US2272540A - Excavator :
en
- US2272501A - Manipulator for rails or the like :
en
- GB543062A - Improvements in or relating to the manufacture of artificial filaments, films and the like :
en
- CA402717A - Slide fastener :
en
fr
- CH219574A - Process for the preparation of a mixture of racemic ephedrine and racemic pseudoephedrine. :
de
en
- GB543151A - Improvements in or relating to shoe upper conforming machines :
en
- DE717334C - Self-cleaning contact device for collector cells :
de
en
- FR869711A - Method of adjusting the distance between the control diaphragm and the cathode of a braun tube :
en
fr
- FR869726A - Universal building block :
en
fr
- GB543051A - Improvements in or relating to apparatus for frequency measurements :
en
- CH219513A - Device with an electric gas discharge tube. :
de
en
- CH219588A - Spray device for applying paints and varnishes. :
de
en
- FR869617A - Exploration process without deformation of photophonic films :
en
fr
- GB543059A - Improvements in or relating to relays of the plug-in type and jacks therefor :
en
- CH219573A - Firing. :
de
en
- GB543206A - Improvements in or relating to textile or like fabrics and the treatment thereof :
en
- US2272383A - Drying apparatus :
en
- US2272591A - Pressure dyeing machine for yarns, ribbons, and other materials :
en
- FR869651A - Process for recovering cocoa particles from cleaned or uncleaned cocoa sprouts :
en
fr
- GB543071A - Improvements in jacketted metal vessels or pans :
en
- US2272257A - Time cycle system :
en
- FR869629A - Process for the cementation of malleable iron in the gas stream :
en
fr
- US2272233A - Method of processing thread or the like :
en
- DK59469C - Pulsator for milking machines. :
da
en
- US2272795A - Photoelectric sound reproducer :
en
- GR9776B - USE OF FILTER, PAPER AS AN AIR AND GAS FILTER AND METHOD OF CONSTRUCTION OF THIS INDICATIVE WASHING MAP, AS WELL AS CONSTRUCTION OF PROFILE. :
el
en
- FR869628A - Process for the case-hardening of malleable cast iron :
en
fr
- US2272329A - Chair structure :
en
- US2272378A - Preparation of lower sugars :
en
- US2272821A - Telegraphone :
en
- US2272998A - Slow-operate electrical circuit :
en
- USD131394S - Design for a dress ensemble :
en
- FR869709A - Injection internal combustion engine with charge compressor :
en
fr
- GR9782B - METHOD FOR PROCESSING TEXTILES. :
el
en
- CH219481A - Device for supplying air to the carburettor in air-cooled engines. :
de
en
- DE717183C - Process for the production of black-colored, corrosion-resistant protective layers on the surface of objects made of aluminum or aluminum alloys :
de
en
- GB543126A - Improved circuit arrangements for compensating for varying temperature coefficient of frequency in electrical circuits :
en
- GB543199A - Improvements in nether garments :
en
- US2272719A - Magnetic separator :
en
- US2272692A - Cutter chain :
en
- CH219397A - Wrapping machine working in single thread chain stitch. :
de
en
- DE717367C - Method for controlling the reductin potential by photometry of the negative :
de
en
- DE717404C - Corn thresher :
de
en
- DE717424C - Inductively coupled high frequency band filter with variable bandwidth :
de
en
- CA402821A - Fastening-inserting machine :
en
fr
- US2272921A - Tension measuring apparatus :
en
- USD131379S - Brooch or similar article :
en
- US2272643A - Toy convertible automobile-plane :
en
- DE717060C - Machine for the production of drawing pins, upholstery pins or the like. :
de
en
- CA402722A - Brake shoe grinder :
en
fr
- CA402732A - Tube end flaring apparatus :
en
fr
- CA402739A - Combination screen and awning :
en
fr
- CH219371A - Mold for the production of rubbing strip step gussets for flights of stairs. :
de
en
- DE717307C - Suspension for motor vehicles, especially for all-terrain load trailers :
de
en
- US2272700A - Bail fabricating and attaching machine :
en
- US2272299A - Motor vehicle top :
en
- DK59477C - Snaplaas. :
da
en
- US2272482A - Composition of matter and method of making :
en
- US2272478A - Counting device :
en
- FR869690A - Improvements to devices for the color refill of cylinders of printing machines for fabrics, papers and the like :
en
fr
- GR9775B - METHOD FOR RECEIVING AND PERFORMING ACOUSTIC PHENOMENA. :
el
en
- DE717285C - Use of bituminous emulsions as a fastening compound for coverings and cladding made of ceramic materials :
de
en
- DE717324C - Process for making copies on narrow film :
de
en
- DE714394C - Process for the preparation of sulfonic acids from carboxylic aryl amides :
de
en
- DE717410C - Device for evaporation of liquid dairy products such as milk, whey or the like. :
de
en
- US2272691A - Barrel engine :
en
- CA402777A - Cellular rubber mass production :
en
fr
- CH219437A - Device for the automatic control of the humidity of a water vapor-gas mixture. :
de
en
- US2272241A - Door latch strike plate :
en
- US2272428A - Heating system :
en
- FR869749A - Hanging crane device :
en
fr
- US2272252A - Bait spreader :
en
- US2272460A - Gasoline dispensing register :
en
- US2272186A - Radiant energy projector :
en
- US2272603A - Tractor :
en
- US2272882A - Apparatus for assembling spark plugs :
en
- GB543120A - Improvements in and relating to pistons, rams and the like :
en
- US2272475A - Telephone system :
en
- US2272395A - Drill pipe wiper :
en
- US2272455A - Carbon ring :
en
- CA402767A - Filament and thread production :
en
fr
- US2272864A - Automatic control mechanism :
en
- FR869649A - Improvements to film or scene exploration devices, particularly for television :
en
fr
- AU24641A - Improvements inthe treatment of textile materials :
en
- US2272761A - Bar support and spacer :
en
- US2272768A - Frequency modulation measurement :
en
- FR869613A - Small-scale automatic circuit breaker with an arc chute containing switch contacts :
en
fr
- US2272204A - Can opener :
en
- US2272349A - Scaffold :
en
- US2272706A - Composition for use in raised printing and method of preparation :
en
- US2272736A - Electric control system :
en
- US2272860A - Angle meter for cutting pipes :
en
- GB543118A - Device for automatically compensating effect of centrifugal forces on vehicles :
en
- DE717475C - Rigid chain for winches in contactors, lifting gates, miter gates and the like. like :
de
en
- DK59470C - Piston ring. :
da
en
- GB543189A - Improvements in and connected with contact mechanism for automatic circuit breakers and similar electrical switchgear :
en
- US2272658A - Electric heating plate :
en
- GR9767B - METHOD FOR MANUFACTURE AND PROCESSING OF ROUND TANKS EXCLUDING ALMOND ALUMINUM, OF THE AL-CU-MG TYPE. :
el
en
- DE717322C - Process for the production of back-turned form milling machines with reversible knives :
de
en
- CA402813A - Stoker fuel distributing mechanism :
en
fr
- US2272325A - Multiple copy form :
en
- US2272582A - Pond and fish bowl :
en
- GB543163A - Improvements in tool holders for lathes, shaping machines and like machine tools :
en
- DE717171C - Process for the preparation of polymerization products :
de
en
- DE717172C - Precious metal alloy :
de
en
- US2272499A - Paper cup and blank therefor :
en
- US2272580A - Hair cutting and thinning shears :
en
- US2272913A - Refrigerating apparatus :
en
- CH219567A - Arrangement for regenerative braking of electric AC vehicles. :
de
en
- GB543087A - Improvements in belt or chain driving mechanism :
en
- DE717217C - Device for switching electrical circuits on and off, especially for systems for resistance welding, in which the time of current delivery is determined by the charging time of a capacitor :
de
en
- US2272188A - Means for regulating heating apparatus :
en
- US2272424A - Equalizing device :
en
- US2272519A - gilbertson :
en
- USD131342S - Design for a domestic refrigerator :
en
- DE717313C - Spray gun for paint or similar spray material :
de
en
- US2272731A - Electric wave system :
en
- FR869622A - Auxiliary gas absorption refrigerator :
en
fr
- US2272216A - Method of coating copper and its alloys :
en
- US2272653A - Self-sealing cap :
en
- USRE22021E - Steel containing tellurium :
en
- US2272417A - Resettable register :
en
- US2272673A - Gas repressuring of oil fields :
en
- US2272769A - Control modulating system :
en
- DE717340C - Diverter switch for step transformers :
de
en
- GB543112A - Improvements relating to electric lamp sockets :
en
- US2272780A - Thermoelectric marker :
en
- US2272270A - Cushioned mounting for wheels :
en
- FR869604A - Variometer to obtain the desired variation curve :
en
fr
- DE717457C - Spray device for distributing liquid fertilizers :
de
en
- AU49541A - An improved machine for maintaining fluids at constant temperature :
en
- CA402737A - Bee feeder :
en
fr
- US2272587A - Garment hanger :
en
- US2272738A - Contact mechanism :
en
- US2272975A - Control system :
en
- US2272355A - Tool for washers :
en
- CH219426A - Process for the production of sharp photographs of periodically moving objects. :
de
en
- DE717332C - Recording device with a device for setting several types of roller sets, in particular for telephone systems :
de
en
- CA402734A - Evaporating apparatus :
en
fr
- CH219415A - Process for the preparation of a halogen-containing dye of the anthraquinone series. :
de
en
- US2272419A - Brush :
en
- CA402733A - Concrete form support :
en
fr
- US2272487A - Means for facilitating the focusing of negatives :
en
- CH219441A - Method and device for producing wax ribbons for mechanical sound recordings. :
de
en
- US2272345A - Process of dehydrating salts :
en
- US2272524A - Work support for laundry tubs :
en
- US2272205A - Beneficiation of low volatile hydrocarbons :
en
- US2272502A - Manipulator for rails or the like :
en
- CH219503A - Electric discharge tube with a directed electron beam. :
de
en
- CA402783A - Flashlight attachment :
en
fr
- CH219434A - Cartridge lifting device for automatic or repeating weapons. :
en
fr
- CA402757A - Aluminium container for hydrogen peroxide :
en
fr
- USD131387S - Design fob a blouse :
en
- US2272399A - Rubber compound or product and method of making the same :
en
- US2272579A - Well pumping mechanism :
en
- US2272730A - Switch :
en
- US2272905A - Record cutting mechanism :
en
- CA402808A - Granular or pulverulent material treating apparatus :
en
fr
- CH219545A - Double-walled structures intended for passenger transport, especially for motor vehicles. :
de
en
- US2272446A - Garment rack bracket :
en
- US2272776A - Apparatus for presetting wear films :
en
- US2272817A - Collapsible control stick for airplanes :
en
- AT160776B - Method for controlling fading or for reintroducing the direct current component into electrical signals in television. :
de
en
- AU114562B2 - Improvements in means for use in raising and lowering tractor drawn cultivating implements :
en
- US2272449A - Plastic injection molding cartridge :
en
- US2272597A - Mechanical target toy :
en
- US2272843A - Electron microscope specimen chamber :
en
- DE717133C - Diesel fuel :
de
en
- DE717337C - Process for combining half-wave voltages in the same direction to form a complete alternating voltage :
de
en
- US2272549A - Pouring attachment for containers :
en
- DE717249C - Device for cleaning dirty floor and wall surfaces of swimming pools :
de
en
- CH219369A - Procedure for the storage of warm water. :
de
en
- DE717371C - Chain drive for motorcycles :
de
en
- US2272927A - Method of tubulating :
en
- CA402817A - Remote control system :
en
fr
- US2272890A - Conduit coupling :
en
- US2272901A - Beater :
en
- US2272294A - Laminated materials :
en
- US2272875A - Grinding wheel :
en
- AU114634B2 - Improved casement fastener witha new locking device for holding the casement at any desired angle fromthe sill :
en
- CA402752A - Woman's slip :
en
fr
- CH219559A - Pneumatic tire wheel for towing vehicles, such as animal wagons, tractor trailers and the like. :
de
en
- US2272799A - Method for treating phosphate rock :
en
- US2272537A - Filing drawer :
en
- DE717176C - Control device for internal combustion engines that drive a power generator to feed one or more electric motors :
de
en
- DE717284C - Process for the production of mass cores :
de
en
- CH219590A - Circuit for several power converters connected to the same alternating current network for feeding individual consumers of the same type. :
de
en
- DE717304C - Compound Combustion Turbine Plant :
de
en
- DE717432C - Interchangeable pen with lead carriers displaceable by a nut running on a rotatable threaded spindle :
de
en
- GB543110A - Improvements in or relating to cooling towers :
en
- DE717408C - Pipe seal made of plastic and elastic material arranged one behind the other :
de
en
- US2272201A - Method and apparatus for signaling :
en
- US2272435A - Single phase motor :
en
- CH219479A - Device for oil cooling on streamlined vehicles with air-cooled rear engine. :
de
en
- CA402830A - Film driving apparatus :
en
fr
- CH219442A - Talking machine. :
de
en
- CH219525A - Procedure for connecting bicycles to stationing places and connecting devices for this. :
de
en
- CA402782A - Agricultural vehicle :
en
fr
- DE717286C - Schlaegermuehle :
de
en
- US2272359A - Fluid pressure braking system :
en
- US2272926A - Pump :
en
- US2272372A - Process of selectively refining petroleum oils :
en
- US2272979A - Acetylene generation :
en
- US2272661A - Aeromarine boat :
en
- US2272261A - Fractionation :
en
- US2272361A - Tie holder :
en
- AU21041A - Improvements in or relating to metallic shell bodies and methods of making thesame :
en
- DE717264C - Device for pitting fruit :
de
en
- GB543108A - Improvements in or relating to worm or screw type conveyors :
en
- US2272508A - Window sash :
en
- US2272677A - Conveyer for fruit and vegetables :
en
- US2272596A - Refining of oil :
en
- GB543113A - Cinematographic film printing apparatus :
en
- US2272427A - Packing stand :
en
- US2272562A - Process for manufacturing vegetable proteins :
en
- USD131398S - Design for a flexible pocket
receptacle :
en
- US2272301A - Preparation of catalytic masses :
en
- US2272928A - Shutter controlling device :
en
- USD131390S - Design fok a dress ensemble :
en
- US2272403A - Mixing valve :
en
- US2272575A - Wheel mounting for motor vehicles :
en
- CA402849A - Powered cellulose :
en
fr
- US2272208A - Bottle filling mechanism :
en
- USD131388S - Design fob a blouse :
en
- US2272981A - Power transmission means :
en
- US2272674A - Safety clasp :
en
- CH219445A - Ultrasound generators, in particular for medical purposes. :
de
en
- AU25041A - Improvements in the manufacture of magnetic particles :
en
- DE717466C - Gear pump :
de
en
- GR9766B - USE OF SELF-HARDENING ALUMINUM OF VARIOUSLY EXTRACTED CONSTRUCTION SECTIONS WHICH SHOULD HAVE BEEN HIGH. :
el
en
- CA402756A - Hydrocarbon distillate sweetening method :
en
fr
- CH219578A - Process for the preparation of an azo dye. :
de
en
- FR869635A - Tubular boiler with forced circulation :
en
fr
- CA402796A - Fastener slider :
en
fr
- US2272238A - Ironer pad :
en
- FR869643A - Top-to-bottom directed combustion gasifier :
en
fr
- FR869707A - Shoe soles manufacturing process :
en
fr
- DE717394C - Armchair with a tabletop :
de
en
- DE717216C - Remote timer switch :
de
en
- GB543068A - Improvements in or relating to electrical counting systems :
en
- AU268741A - Metal-casting method and means :
en
- DE717328C - Circuit arrangement for telephone systems with main and sub-offices :
de
en
- GB543121A - Improvements in electrical systems for automobiles :
en
- US2272632A - Piston ring construction :
en
- FR869646A - Wheel suspension for motor vehicles with a support member resiliently mounted on the frame :
en
fr
- DE717290C - Molded mouthpiece for presses for hollow pasta :
de
en
- US2272222A - Emergency repair pipe :
en
- USD131363S - Design for a popgun :
en
- DE717442C - Overload bars, closed fuse cartridge :
de
en
- GB543132A - Improvements in and relating to the manufacture of bread :
en
- US2272779A - Flash lamp :
en
- US2272997A - Landing beacon system :
en
- DE717223C - Orientation aid for the blind :
de
en
- DE717327C - Motor arrangement for electric traction vehicles :
de
en
- DE717358C - Injection molding machine for a thermoformable mass :
de
en
- US2272189A - Dynamic damper for engines :
en
- US2272939A - Cable connecter for junction boxes :
en
- AU418340A - Improved casement fastener witha new locking device for holding the casement at any desired angle fromthe sill :
en
- CH219569A - Tail unit on aircraft. :
de
en
- US2272174A - Brake lever :
en
- US2272689A - Safety secret lock :
en
- US2272836A - Hemadynamometer :
en
- FR869747A - Totmann electrical connection for electric vehicles :
en
fr
- DE717293C - Method and tool for the formation of flat bristle strips for the production of paint brushes, brushes or brooms :
de
en
- DE717326C - Contact wire holder for electric railways :
de
en
- GR9777B - METHOD FOR THE MANUFACTURE OF HOLDING GLASS BODIES THE SAME GLASS BUILDINGS. :
el
en
- US2272209A - Process for the thermal treatment of hydrocarbons :
en
- DE717336C - Arrangement for the extraction of multiphase auxiliary currents from a single-phase generator :
de
en
- GB543212A - Improvements in and relating to processes for carrying out anion exchange reactions in aqueous liquids :
en
- US2272535A - Vehicle body :
en
- CA402784A - Wringer safety release :
en
fr
- CA402842A - Conduit leak stopping composition :
en
fr
- DE717279C - Circuit arrangement for fritting contacts in telephone systems by brief periodic increase in the fritting direct current :
de
en
- GR9773B - METHOD TO INCREASE PLANT YIELD BY TREATMENT OF SEEDS. :
el
en
- US2272227A - Hollow panel :
en
- AU114614B2 - Metal-casting method and means :
en
- DE717189C - Process for the production of hydrocarbon oils from coal, tars, mineral oils or the like by pressure hydrogenation :
de
en
- CH219417A - Process for the production of a chromium layer exposed to abrasive stress, in particular a chromium layer applied in the bore of cylinders and a chromium layer produced according to this process. :
de
en
- US2272276A - Metal fabric and article formed therefrom :
en
- US2272479A - Picture frame or the like :
en
- US2272973A - Condenser pressure control :
en
- DE717430C - Method and arrangement for determining the exposure required for photographic enlargement :
de
en
- US2272920A - Method of forming reinforcing beads on conical paper cups :
en
- DE717283C - Arrangement for centering the anode segments of magnetic field tubes by means of ceramic rings :
de
en
- FR869625A - Electric radiant oven :
en
fr
- FR869608A - Hollow vanes for impellers of turbines, in particular of exhaust gas turbines :
en
fr
- FR869630A - Process for improving the grinding, mixing, fineness and plasticity of plastic masses :
en
fr
- GB543053A - Improvements in or relating to rubber-soled footwear :
en
- DE717349C - Process for the production of electrical capacitors, in particular wound capacitors, the capacitor body of which is built into the capacitor vessel and sealed moisture-tight by means of a potting compound :
de
en
- US2272426A - Railway truck structure :
en
- US2272655A - Valve :
en
- US2272815A - Regulating device :
en
- US2272932A - Fire escape :
en
- GB543135A - Improvements in or relating to electric winding and the like equipment :
en
- US2272438A - Stoker :
en
- US2272443A - Milk dispensing apparatus :
en
- US2272467A - Electric high pressure discharge lamp :
en
- DE717396C - Recuperative air heater :
de
en
- US2272304A - Antisiphon valve :
en
- USD131391S - Design for a dress ensemble :
en
- CA402810A - Vertical speed responsive device :
en
fr
- GB543160A - A gas analysis apparatus of the absorption type :
en
- DE717252C - Cassette for cinema cameras :
de
en
- FR869654A - Manufacturing process of fibers for spinning :
en
fr
- FR869679A - Independent and flexible wheel suspension around a substantially vertical axis :
en
fr
- GB543147A - Improved product for use in covering or decorating floors, walls, furniture and the like :
en
- US2272814A - Vacuum cleaner :
en
- GB543148A - Improvements in methods of magnetizing and de-magnetizing magnets :
en
- GB543078A - Improvements in or relating to windows, portlights and the like glazed apertures :
en
- FR869658A - Method for starting diesel engines :
en
fr
- DE717416C - Loading device :
de
en
- GB543131A - Improvements relating to the manufacture from sheet metal strip of structural bar members :
en
- DE717280C - Spacers running helically around the inner conductor for air space insulated concentric cables :
de
en
- DE717354C - Recovery of ammonia and heat from used copper silk fall water :
de
en
- DE717271C - Smoke candle release device :
de
en
- DE717453C - Brick :
de
en
- US2272758A - Transfer mechanism :
en
- CH219378A - Gas generator, in particular for motor vehicles. :
de
en
- CH219534A - Communication technology device arranged in a transport container. :
de
en
- US2272557A - Toning photographic images :
en
- US2272611A - Directional aerial array :
en
- CA402755A - Electric coil and core :
en
fr
- US2272520A - Electric incandescent lamp :
en
- USD131367S - Design fob a beooch ob similab
article :
en
- CH219505A - Forming arrangement with mechanically moved contacts. :
de
en
- US2272521A - Band tying device :
en
- US2272750A - Refrigerated apple vending machine :
en
- CH219414A - Process for the production of a vat dye. :
de
en
- DE717467C - Stapling method for gluing a synthetic resin film onto a metal base, in particular for aircraft construction :
de
en
- CH219431A - Ski and its manufacturing process. :
en
fr
- CA402772A - Insect screen :
en
fr
- CH219549A - Device on vehicles for cushioning the oscillating half-axles against the central hollow profile beam by means of torsion bar springs. :
de
en
- US2272525A - Embalming composition :
en
- DE717145C - Device for transmitting the gas pressure to the gas piston of gas pressure boosters :
de
en
- US2272357A - Screw driver :
en
- US2272457A - Sheet feeder :
en
- US2272744A - Electric hand lantern :
en
- CH219584A - Process for the preparation of a chromable dye of the triarylmethane series. :
de
en
- CH219398A - Grippers for sewing machines. :
de
en
- CH219448A - Waterproof winder, crown. :
en
fr
- CH219406A - Device for automatic adjustment of the arrival of gases in a dust collection cyclone. :
en
fr
- US2272263A - Method of and apparatus for inserting coils in armature cores :
en
- FR869688A - Exhaust pipe for internal combustion engines :
en
fr
- US2272381A - Douche apparatus :
en
- FR869653A - Process for the preparation of compounds of the cyclopentane polyhydrophenanthrene series :
en
fr
- GB543066A - Improvements relating to compositions for the treatment of the hair :
en
- CH219363A - Structural frameworks, in particular for garden houses or weekend houses, garages, show booths, barracks and the like. :
de
en
- DE717468C - Retractable aircraft chassis :
de
en
- GB543127A - Improvements in pattern grading machines :
en
- US2272554A - Machine bearing :
en
- US2272465A - Dispensing device :
en
- DE717364C - Depository or identification number slip :
de
en
- US2272348A - Apparatus for treating the flesh side of skins :
en
- US2272794A - Apparatus for producing high tension direct current :
en
- DE717106C - Device for carrying busbars for very large currents :
de
en
- DK59468C - Mowing machine with detachable self-binding mechanism. :
da
en
- DE717436C - Winding device working with constant speed of the wound material :
de
en
- DE717372C - Lock for single or multi-part sliding doors :
de
en
- FR869607A - Multi-engine drive, especially for airplanes with variable-pitch propellers :
en
fr
- GB543067A - Improvements in or relating to electric signal transmission systems :
en
- US2272476A - Carpet sweeper :
en
- US2272762A - Base screed :
en
- US2272775A - Wheel flange and rail lubricator :
en
- US2272893A - Tire inspection apparatus :
en
- US2272477A - Pump :
en
- US2272792A - Railway track circuit apparatus :
en
- CH219374A - Process and system for the production of high quality charcoal in retorts. :
de
en
- US2272999A - Selective program distribution system :
en
- DE717476C - Multi-part weir :
de
en
- CH219428A - Process for the production of color films. :
de
en
- DE717478C - Circuit arrangement to prevent double connections via connection lines in telephone systems that can be reached by dialers :
de
en
- FR869657A - Multicellular type rotary piston machine :
en
fr
- GB543136A - Improvements in electric lighting apparatus :
en
- GB543197A - Improvements in or relating to the manufacture of leathercloth and similar coated fabrics :
en
- CA402826A - Fire repellent pile fabric :
en
fr
- GR9780B - SHOES. :
el
en
- FR869691A - Magnetron assembly for interference reception of ultrashort waves :
en
fr
- DE717247C - Process for the continuous generation of water gas :
de
en
- FR869677A - Improvements to disc filters :
en
fr
- FR869743A - Frame for ladies' bags and the like :
en
fr
- GB543155A - Improved apparatus for obtaining or forecasting results fortuitously and for like purposes :
en
- US2272565A - Switch and signal control system for railroads :
en
- US2272967A - Perforation gauge for postage stamps :
en
- GB543084A - Improvements in or relating to boots and shoes and to the manufacture thereof :
en
- US2272406A - Printing mechanism :
en
- US2272964A - Process for refining oils and fats to check the development of rancidity :
en
- CH219373A - Compound for spreading, pouring or caulking joints or the like. :
de
en
- CH219462A - Grinding machine. :
de
en
- GR9771B - METHOD TO ACHIEVE A UNIFORM CRYSTAL MANUFACTURE OF COLDING SUBSTANCES. :
el
en
- US2272664A - Flap control :
en
- US2272786A - Apparatus for communication systems :
en
- GB543174A - Improvements in and relating to key-carrying devices :
en
- DE717459C - Edgewise belts :
de
en
- DE717474C - Nozzle head on spray devices for paints, varnishes and similar covering materials :
de
en
- FR869648A - High power speaker enhancements :
en
fr
- US2272248A - Heel tap :
en
- FR869710A - Device for guiding or adjusting the quantity of air entering the engine cover in the case of air-cooled internal combustion engines, in particular those for airplanes :
en
fr
- US2272805A - Drawknife :
en
- US2272652A - Bed spring :
en
- GB543109A - Wire tying apparatus :
en
- US2272228A - Divider in drilling drums :
en
- DE717266C - Automatic control device for internal combustion engines in aircraft :
de
en
- DE717300C - Device for generating and winding up the bundle of threads made of glass o. :
de
en
- US2272818A - Method of treating solutions :
en
- US2272876A - Grinding wheel :
en
- US2272470A - Stabilized high film strength lubricating oils :
en
- CH219546A - Device for supporting the motor vehicle body on a drive unit with more than one driving axle, in particular for buses with a rear engine. :
de
en
- US2272442A - Milk dispenser :
en
- US2272471A - Coffee maker :
en
- US2272819A - Hospital table :
en
- US2272450A - Tabulating machine :
en
- US2272720A - Automatic stock bar feed mechanism for automatic metalworking machines :
en
- CA402803A - Variable gain signal amplifying system :
en
fr
- CH219495A - Suspension device for high-voltage overhead lines. :
de
en
- US2272368A - Method of and apparatus for lubricating sheet metal :
en
- US2272822A - Governor :
en
- US2272950A - Apparatus for the distant indication of displacements or deformations, and their applications :
en
- US2272207A - Machine for uniting shoe parts :
en
- US2272412A - Multiplex drop channel repeater :
en
- US2272269A - Portable picture screen supporting means :
en
- US2272645A - Geochemical prospecting :
en
- US2272847A - Molding of organic plastics :
en
- US2272887A - Vulcanizing press :
en
- CH219572A - Economy oven. :
de
en
- US2272867A - Container top :
en
- US2272954A - Cheese-curd machine :
en
- US2272350A - Labeling machine :
en
- US2272717A - Circuit interrupting device :
en
- US2272896A - Safety inner tube :
en
- US2272832A - Machine for embossing and slotting blanks :
en
- US2272980A - Chair construction :
en
- CH219444A - Electrodynamic drive device for loudspeakers. :
de
en
- US2272314A - Meat and fowl turner and lifter :
en
- US2272317A - Decorated composite fabric :
en
- USD131348S - Design for a lace table cloth :
en
- SE103733C1 - :
en
- US2272408A - Sheet feeding and cutting mechanism :
en
- US2272566A - Camera free head :
en
- GB543193A - Improvements in and connected with contacts for automatic electric switches :
en
- CA402728A - Liquid level gauge :
en
fr
- US2272331A - Method for producing dielectrically high-grade titanium dioxide :
en
- DE717378C - Process for the preparation of water-soluble monoazo dyes :
de
en
- US2272844A - Electron discharge device :
en
- US2272941A - Guard for linotype machines :
en
- CH219460A - Process for the automatic depilation of pelts, in particular rabbit and hare skins, and machine for carrying out the process. :
de
en
- FR869676A - Preparation process for delta-androstadienol-17-one-3 and its derivatives :
en
fr
- AT160782B - Control device for the pressure medium of a switching device for change gears, in particular of motor vehicles. :
de
en
- DE717427C - Control device for the motor drive of a roller table :
de
en
- DE717269C - Self-supporting car body or chassis frame, especially for motor vehicles :
de
en
- US2272214A - Air blast circuit breaker :
en
- US2272610A - Tong handle torque indicator :
en
- US2272545A - Automatic radio control :
en
- USD131351S - Design for a cab emblem ok the like :
en
- US2272339A - Wire clamping device for loose-leaf binders :
en
- US2272837A - Drive and conveyer chain link :
en
- CA402836A - Cyclic aminosulphonic acid amine compound :
en
fr
- DE717452C - Welded wire plaster support and process for its manufacture :
de
en
- FR869734A - Ultra short wave dielectric cable :
en
fr
- CH219399A - Winding and drying device for freshly printed material webs. :
de
en
- US2272333A - Golfer's glove :
en
- US2272660A - Tuning indicator :
en
- US2272978A - Thermal alarm :
en
- AU114632B2 - Improvements in or relating to telecommunication exchange systems :
en
- US2272223A - Method of completely sterilizing and purifying bathing water in swimming pools :
en
- CH219539A - Packaging made up of three individual parts, each of which can be folded into one level. :
de
en
- CH219467A - Inevitably synchronized coupling device. :
de
en
- US2272930A - Frothed glass block apparatus :
en
- AU114624B2 - Improvements in or relating to heat exchange or other apparatus comprising parallel paths forthe flow of fluid :
en
- US2272413A - Rewind device :
en
- US2272560A - Coded track circuit for railways :
en
- US2272947A - Animated pictorial display :
en
- US2272260A - Container closure :
en
- DE717456C - Burette :
de
en
- US2272942A - Hair curler :
en
- US2272984A - Seismograph :
en
- AU66140A - Water-taps combined integrally with attachments for soap receptacles :
en
- US2272577A - Composition and method for bleaching milling products :
en
- US2272666A - Process of dry spinning artificial thread :
en
- US2272701A - Electric wave transmission system :
en
- CH219425A - Roll film cameras, in particular 35 mm cameras, for perforated roll film. :
de
en
- USD131370S - Brooch or similar article :
en
- US2272813A - Mechanical stoker operable with natural draft installations :
en
- US2272247A - Means for making fillers for rugs :
en
- US2272498A - Process for producing compounds of the diaryl series :
en
- US2272402A - Manufacture of phosphoric acid :
en
- US2272505A - Theater chair :
en
- GB543169A - Improvements in shirts :
en
- CH219408A - Gas burner. :
de
en
- CH219427A - Roll film photographic camera. :
de
en
- USD131371S - Design for a brooch or similar
article :
en
- GB543198A - Improvements in or relating to the dyeing of polymeric materials :
en
- GB543117A - Improvements in or relating to electronic commutators :
en
- US2272866A - Process of manufacturing asphalts :
en
- US2272665A - Electric fuse clamp :
en
- FR869642A - Device for the circulation of electrolytes in accumulators :
en
fr
- FR869735A - Mounting device for establishing charges in participant telegraph traffic :
en
fr
- FR869678A - Protective coatings, their applications in particular to boxes and containers and their preparation process :
en
fr
- US2272346A - Ceramic article and method of making same :
en
- US2272225A - Web splicing device :
en
- FR869631A - Rigid rear axle for motor vehicles :
en
fr
- US2272705A - Governor for fluid flow :
en
- US2272774A - Rail lubricator :
en
- US2272968A - Apparatus for welding metal :
en
- US2272183A - Work support :
en
- US2272370A - Electrical protective device :
en
- US2272318A - Reversing relief valve :
en
- US2272436A - Vine cutter :
en
- US2272543A - Refrigerator car :
en
- US2272895A - Method of making inner tubes :
en
- US2272616A - Phosphatidic compound :
en
- US2272881A - Tube splicing apparatus :
en
- US2272184A - Measuring valve :
en
- FR869700A - Partial coating for motorcycles :
en
fr
- US2272828A - Production of polyvinyl acetals :
en
- GB543116A - Improvements in retorts or ovens for distilling or carbonizing solid fuels and the like :
en
- US2272982A - Process for increasing fermentative efficiency in ethanol production :
en
- US2272190A - Apparatus for sterilizing soil :
en
- FR869673A - Pocket for the conservation and presentation of feeding sheets :
en
fr
- CA402827A - Dairy equipment cleaner :
en
fr
- CH219382A - Suspension device for frameless wall mirrors. :
de
en
- CH219435A - Image throwing device, in particular for carrying out series measurements. :
de
en
- DE717413C - Process for the production of screen printing stencils :
de
en
- US2272353A - Electronic microscope :
en
- GB543048A - Phase-modulated telegraph system :
en
- US2272529A - Fishing tool :
en
- CA402822A - Shoe upper shaping machine :
en
fr
- US2272283A - Bracket construction :
en
- US2272514A - Ornament clasp :
en
- DE717270C - Automotive steering gears :
de
en
- GB543105A - Improvements in or relating to portable cinematograph projection screens :
en
- GB543175A - Improvements in or relating to electromagnetic relays :
en
- GB543088A - Improvements in exposure meters :
en
- US2272495A - Power transmitting system :
en
- DE717254C - Winding drum for strip rolling mills with high strip pulls :
de
en
- CH219522A - Process for cleaning and disinfecting small dental instruments, dentures or the like. :
de
en
- AU114631B2 - Radio-phonograph combination :
en
- US2272585A - Adjustable hydrotherapy nozzle :
en
- US2272996A - Plasticization of polymerized styrene :
en
- US2272595A - Refining of oil :
en
- US2272740A - Apparatus for the manufacture of metal articles :
en
- USD131378S - Brooch or similar article :
en
- US2272911A - Globe catcher :
en
- US2272407A - Machine for applying strips to wrappers :
en
- DE717446C - Device to facilitate the capacity adjustment on capacitor windings :
de
en
- US2272290A - Rubber article and method for making the same :
en
- CA402774A - Glass fibre producing mechanism :
en
fr
- US2272755A - Electrical regulating apparatus :
en
- DE717321C - Device for the constant display of the mixing ratio of air and fuel in internal combustion engines :
de
en
- GB543142A - Improvements in and connected with fire extinguishing :
en
- DE717242C - Headlight device for motor vehicles with a mirror coupled to the control column :
de
en
- DE717281C - AC-powered single drive for the rolling alleys of reversing rolling mills :
de
en
- GB543137A - Improvements in process for electrodepositing iron and electrolyte therefor :
en
- US2272767A - Direct current ammeter and voltmeter :
en
- US2272800A - Reciprocating trimmer mechanism for bristling machines :
en
- FR869656A - Device for induction heating of a workpiece :
en
fr
- US2272330A - Method of manufacturing dielectrically high-grade ceramic substances :
en
- GB543159A - Improvements relating to apparatus for fusing silica :
en
- DE717398C - Boiling water heater :
de
en
- CA402758A - Crater lamp spotlight :
en
fr
- FR869724A - Box that can contain two different types of contents :
en
fr
- CH219464A - Multi-unit tool. :
de
en
- GB543146A - Improvements in and relating to photographically produced stencils :
en
- AU114580B2 - An improved machine for maintaining fluids at constant temperature :
en
- CH219577A - Process for the preparation of a chromium-containing monoazo dye. :
de
en
- CH219375A - Process for the production of fuel briquettes. :
de
en
- CH219533A - Directional antenna in which several /2 dipoles arranged one behind the other in one axis are fed in phase. :
de
en
- DE717229C - Quick release nut :
de
en
- US2272934A - Mechanism for power transmission :
en
- US2272256A - Ratio controller :
en
- CH219360A - Winged insect pest trap. :
en
fr
- US2272803A - Method of manufacturing fanfold stationery :
en
- CA402742A - Heat transmitting surface :
en
fr
- CH219494A - Process for vulcanizing vulcanizable sheaths of electrical conduction structures. :
de
en
- GB543149A - Brake control means for automotive vehicles :
en
- GB543209A - An improved explosive material for filling shells, bombs, mines and the like :
en
- CH219358A - Method of dispensing chemical agents on plant stands. :
de
en
- CH219384A - Clothes hanger. :
en
fr
- CH219488A - Compression refrigeration machine. :
de
en
- CH219364A - Rail processing apparatus. :
en
it
- DE717405C - Reciprocating straw press :
de
en
- US2272656A - Curtain :
en
- CH219463A - Electric dry shaver with protective cap for the shaving head. :
de
en
- AU81841A - Improvements in or relating to bonded laminated magnetic material :
en
- USD131352S - Wrist-carried flashlight or similar article :
en
- US2272384A - Traverse roll :
en
- US2272810A - Printing cellulosic textile materials :
en
- AU114623B2 - Improved apparatus for use inthe manufacture of barbed wire :
en
- CA402811A - Furnace stoker :
en
fr
- CA402775A - Filamentous glass :
en
fr
- CH219475A - Fuel injector for internal combustion engines. :
de
en
- CH219497A - Electrical isolator. :
de
en
- GB543057A - Improvements in and relating to ribbon reversing mechanism for typewriting, billing,accounting and like machines :
en
- FR869704A - Ultra-short wave electric cable :
en
fr
- GB543070A - Improvements in and relating to pumps :
en
- DE717323C - Control device for rotating shears for cutting continuously fed rolling stock :
de
en
- CH219506A - Process for manufacturing selenium rectifier valve disks. :
de
en
- US2272737A - Burr remover :
en
- DE717339C - Current converter for large frequency ranges :
de
en
- GB543202A - Improvements in and relating to the production of sand cores for foundry purposes :
en
- US2272177A - Machine for applying coatings to fishing lines :
en
- DE717303C - Chopping machine with movable scrapers to remove the weeds :
de
en
- DE717299C - Electrolytic capacitor :
de
en
- DE717411C - Electrically heated feed steamer :
de
en
- FR869701A - Manufacture of emulsions, based on crude or refined coal tar oils, allowing easy demolding of cements and other aqueous agglomerates cast, vibrated or centrifuged :
en
fr
- CH219356A - Method and apparatus for drying grass, vegetables and fruits. :
de
en
- GB543091A - Improvements in or relating to electric protective arrangements :
en
- AU114591B2 - Improvements in variable reactance devices, particularly for frequency modulation :
en
- CH219556A - Motor vehicle chassis with rear drive unit for motor vehicles. :
de
en
- DE717250C - High-speed two-stroke gas engine with reverse slot purging and a gas inlet valve :
de
en
- DE717357C - Device for heating, drying or the like with a device driven by steam, the air to be heated or the like :
de
en
- CH219520A - Process for the preparation of a p-aminobenzenesulfonacylamide. :
de
en
- US2272474A - Telephone substation apparatus :
en
- US2272863A - Heat exchange tube protector :
en
- DK59472C - Procedure for connecting construction parts of hard materials, in particular plates, by means of sockets. :
da
en
- GB543114A - Improvements in or relating to protective devices for electrical apparatus :
en
- US2272175A - Method and apparatus for filtering :
en
- US2272729A - Glass cleaning and polishing machine :
en
- FR869728A - Method for sensitizing photographic emulsions :
en
fr
- FR869737A - Improvements in methods and apparatus for recording and reproducing sound films :
en
fr
- GB543049A - Improvements in and relating to automatic pilots for aircraft :
en
- USD131365S - Brooch or similar article :
en
- US2272272A - Process for preparing hydroxy naphthalene compounds :
en
- US2272262A - Strip stamp and the like :
en
- CA402760A - Brake and sanding control apparatus :
en
fr
- CH219594A - Device for improved utilization of the energy of the exhaust gases from internal combustion engines used to drive aircraft. :
de
en
- USD131377S - Design foe a game boakd :
en
- FR869698A - :
fr
- DE717257C - Positioner holder :
de
en
- US2272592A - Transfer mechanism :
en
- USD131341S - Design for a spacer block for a
camera :
en
- CA402835A - Cyclic aminosulphonic acid amide compound :
en
fr
- CH219496A - Device for the moisture-proof introduction of electrical cables or lines into housings. :
de
en
- US2272578A - Hydrogenated butter method :
en
- US2272567A - Camera free head :
en
- US2272607A - Navigation system and apparatus :
en
- US2272556A - Coloring photographic images :
en
- US2272168A - Dial governor :
en
- US2272522A - Airplane :
en
- DE717225C - Process for the permanent insertion of parts made of refractory metals etc. into objects made of glassy silica :
de
en
- US2272724A - Implement hitch :
en
- GB543046A - Improvements relating to the manufacture of saturated hydrocarbons by alkylation :
en
- US2272232A - Electron beam tube :
en
- US2272802A - Bob for fishing lines :
en
- FR869740A - Separable clasp :
en
fr
- FR869705A - compensation element for telephone cable :
en
fr
- US2272633A - Electric tube welding apparatus :
en
- US2272931A - Wire burning unit :
en
- GB543076A - Improvements in or relating to bicycle frames :
en
- GB543208A - A convertible stretcher, bunk and seat structure :
en
- US2272862A - Plunger packing :
en
- GB543157A - Improved illuminating device :
en
- US2272961A - Wheel change-over unit :
en
- US2272826A - Snatch block :
en
- GR9774B - METHOD OF PREPARATION OF SEEDS, LIKE THE WRIST CONTAINS MANY SEEDS FOR SEEDING. :
el
en
- US2272526A - Seal for rotating shafts :
en
- US2272226A - Steam engine :
en
- US2272234A - Closure cap and package :
en
- US2272765A - Game practice device :
en
- US2272193A - Method of reclaiming plasticizers :
en
- US2272338A - Ceramic body, especially adapted for use as a spark plug insulator :
en
- US2272683A - Vending machine :
en
- US2272702A - Cutting machine :
en
- DE717282C - Winding machine for grooved windings of the stands of electrical machines :
de
en
- CA402770A - Ore processing :
en
fr
- CH219568A - Arrangement for regenerative braking of electric AC vehicles. :
de
en
- CH219565A - Wheel for rail vehicles and process for its manufacture. :
de
en
- US2272951A - Process for the extraction of substances as well as mixtures of substances :
en
- US2272888A - Thermoplastic product and method of producing same :
en
- CH219553A - Hydraulic overrun brake. :
de
en
- FR869633A - Motorcycle sidecar drive with cardan shaft drive :
en
fr
- US2272849A - Voltage indicating device :
en
- DE717417C - Color patterning device with an ink fountain, a basket, ink transfer rollers and a pattern roller :
de
en
- US2272414A - Production of acids of phosphorus :
en
- US2272240A - Thermometer :
en
- US2272523A - Electric lamp :
en
- US2272852A - Setting or clamping screw :
en
- US2272990A - Fruit product and method :
en
- AT160771B - Process for producing a particularly heat-resistant protective layer on workpieces made of iron by cementing. :
de
en
- US2272846A - Outlet box :
en
- US2272936A - Magnesium alloys :
en
- US2272971A - Testing device :
en
- AU114602B2 - An improved swivel block for use with cranes, hoists andthe like :
en
- US2272811A - Sealing structure :
en
- US2272904A - Parking meter :
en
- DE717051C - Tensioning tool for strapping packages, especially those with a curved surface :
de
en
- DE717267C - Electric power transmission for the multi-wheel drive of motor vehicle trains and heavy vehicles :
de
en
- US2272746A - Air purifying unit :
en
- US2272756A - Regulating apparatus :
en
- CH219430A - Mechanical pencil. :
de
en
- AU114603B2 - Aircraft landing systems :
en
- US2272777A - Cadmium coating :
en
- US2272857A - Fusible link :
en
- USRE22019E - Controlling mechanism fob agricul :
en
- US2272528A - Holder for fluorescent lamps :
en
- CH219560A - Gripper for placing on the tread of motor vehicle tires. :
de
en
- US2272834A - Fishing reel :
en
- US2272908A - Crushing and grinding machine :
en
- CA402824A - Tire vulcanizer :
en
fr
- US2272394A - Suction cleaner :
en
- US2272994A - Piezoelectric crystal element :
en
- USRE22024E - Torque band brake :
en
- AU114588B2 - Improvements in or relating to metallic shell bodies and methods of making thesame :
en
- AU114636B2 - Improvements in or relating to means for the production of tapering solid sections in extrusion presses :
en
- US2272650A - Fluid seal for direct insertion between relatively moving machine parts :
en
- CA402780A - Igniting mixture :
en
fr
- US2272255A - Carton forming machine :
en
- US2272386A - Attachment for carburetors :
en
- CH219531A - Planar directional antenna with suppressed side radiation. :
de
en
- USD131386S - Design for a coat :
en
- US2272315A - Contact device :
en
- US2272483A - Core oil :
en
- US2272711A - Catalytic dehydrogenation of terpenes to para-cymene :
en
- US2272872A - Control apparatus :
en
- US2272993A - Hardness testing machine :
en
- USD131355S - Design for a heater :
en
- CH219450A - Calendar clock. :
de
en
- CA402768A - Shoe heel retaining device :
en
fr
- FR869665A - Ring body heating chamber :
en
fr
- GB543158A - Improvements in and relating to catamenial tampons and the like :
en
- CH219530A - High-frequency receiving system in which the high-frequency is fed to the receiver via at least one broadband transmitter. :
de
en
- AT160780B - Process for the production of colored photographic layers. :
de
en
- CH219355A - Threshing machine frame. :
de
en
- CH219468A - Infinitely variable fluid transmission with rotating cylinder block and rotating swash plate. :
de
en
- US2272791A - Chromium compounds of mordant triarylmethane dyestuffs and a process for their manufacture :
en
- US2272647A - Brake lever and brake shoe :
en
- US2272953A - Speed control mechanism for vehicles :
en
- CH219466A - Mouthpiece for cigar or cigarette holders. :
de
en
- US2272324A - Process for making refractory materials :
en
- US2272991A - Protective system :
en
- AU56241A - Improved absorbent material and method of producing same :
en
- CA402744A - Toy wagon :
en
fr
- AU114611B2 - Improved can opening device :
en
- CA402762A - Braking and propulsion controller :
en
fr
- CH219493A - High voltage direct current transmission system. :
de
en
- US2272171A - Internal combustion engine :
en
- US2272631A - Piston ring and expander :
en
- US2272773A - Fastener-applying implement :
en
- US2272170A - Fluid meter :
en
- AT160774B - Distance measuring device. :
de
en
- CA402816A - Railway signalling apparatus :
en
fr
- CH219515A - Apparatus for extending and fixing limbs of the human body. :
en
it
- DE717233C - A system consisting of a plurality of mutually adjustable scissors with open jaws at the side for dividing stationary rolling rods :
de
en
- FR869606A - Improvements in clutches or couplings for motor cars :
en
fr
- CA402725A - Vehicle rotatable seat :
en
fr
- CH219582A - Process for the preparation of a chromable dye of the triarylmethane series. :
de
en
- DE717268C - Pulling device on vehicles that can be used either for motorized or trailer trains :
de
en
- DE717434C - Viewing device for fine-grained coals and other substances :
de
en
- CH219389A - Spinning machine for the production of rayon in a continuous operation. :
de
en
- AT160784B - Multiplier. :
de
en
- CH219518A - Process for the preparation of a new ester. :
de
en
- US2272173A - Control airfoil :
en
- US2272546A - Fixed bearing for the pivots of clock work spindles :
en
- US2272902A - Ignition point checking device :
en
- US2273001A - Electric switchgear :
en
- CA402719A - Vehicle endless track :
en
fr
- US2272250A - Regulator valve :
en
- US2272891A - Tire construction :
en
- AU416940A - Improvements in ore igniters for sintering machines :
en
- CH219401A - Locking device for the closure member of an access opening provided on a machine housing. :
de
en
- CH219502A - Electron bundle tube. :
de
en
- FR869692A - :
fr
- DE717202C - Process for the production of diethyl ether :
de
en
- GB543119A - Improvements in cleaning materials :
en
- CH219524A - Self-seller for the purchase of a consumption medium such as electricity or gas. :
de
en
- USD131359S - Design foe an emblem pin ob the like :
en
- CH219550A - Body with cover for the engine compartment in vehicles with a rear engine. :
de
en
- US2272790A - Antitheft container :
en
- CA402818A - Selenium rectifier manufacture :
en
fr
- US2272696A - Electric circuits :
en
- USD131368S - Design for a brooch or similar
article :
en
- AU22341A - A composition forthe destruction of blowfly maggots and like pests :
en
- CA402799A - Superheterodyne radio receiver :
en
fr
- DE717262C - Electric gas switch :
de
en
- CA402829A - Heat exchanger :
en
fr
- CH219405A - Oil separator. :
de
en
- CH219451A - Cleaning machine for clockworks and clockwork parts. :
de
en
- US2272295A - Portable nibbling tool :
en
- CH219447A - Safety device for watch hairspring. :
en
fr
- FR869729A - Manufacturing process of terpine hydrate :
en
fr
- US2272176A - Electric lighting fixture :
en
- US2272307A - Folding chair :
en
- CA402718A - Refractory furnace lining :
en
fr
- CH219423A - Method and device for inking the printing form of letterpress cylinder high-speed presses. :
de
en
- CH219586A - Process for the preparation of a vat dye. :
de
en
- CA402787A - Glassware blowing mechanism :
en
fr
- DE717186C - Structure made of viscose :
de
en
- CA402781A - Needle for cigar wrapping machine :
en
fr
- US2272624A - Wedge-up clamp :
en
- US2272858A - Book with leaf-turning guide :
en
- CH219480A - Device on vehicles for cooling the engine oil, in particular for engines arranged in the rear of the vehicle. :
de
en
- US2272423A - Burner :
en
- FR869639A - two-piece metal mine prop clamping element :
en
fr
- US2272604A - Collimating lens and optical system :
en
- DE717302C - Four-wheel chopping machine with motorized rear-wheel drive :
de
en
- DE717230C - Multi-part crankshaft :
de
en
- US2272371A - Voting machine of the recording :
en
- AU114616B2 - Improvements inthe treatment of textile materials :
en
- USD131381S - Bxgt available cop :
en
- FR869708A - Semiconductors for electrical currents and equipment :
en
fr
- CA402839A - Map and mounting for aircraft :
en
fr
- CH219433A - Device with two friction wheel gears coupled together and a computing device. :
de
en
- CH219459A - Reinforced rubber object. :
en
fr
- CH219512A - Air supply device for oil burners. :
de
en
- CA402763A - Gear hobbing method :
en
fr
- US2272783A - Agents for improving the fastness of directly dyed cellulose fibers to water, acid bol, and wet ironing, and their manufacture :
en
- CH219485A - Constant pressure gas turbine system. :
de
en
- CH219402A - Snap fastener. :
de
en
- US2272215A - Automatic cutoff device :
en
- US2272835A - Drilling apparatus :
en
- CH219519A - Process for the preparation of α-tetrahydro-p-oxazinomethylphenylcarbinol. :
de
en
- CH219509A - Inductive switching element with a silicon-containing iron core provided in a circuit. :
de
en
- GB543156A - Method and apparatus for coating the interior of tubular bodies :
en
- US2272778A - Apparatus for lifting invalids :
en
- DE717393C - Bottle closure with a spray or drip opening :
de
en
- FR869609A - Device for determining the value of arbitrary functions :
en
fr
- FR869675A - Process for preparing zeolites :
en
fr
- AU22641A - Improvements in variable reactance devices, particularly for frequency modulation :
en
- US2272572A - Vehicle construction :
en
- US2272842A - Apparatus for television transmission and reception :
en
- FR869616A - Thruster :
en
fr
- US2272728A - Process for imparting bactericidal and sterilizing properties to natural sponges :
en
- US2272179A - Mechanism for cutting bodies into sections :
en
- US2272236A - Method of and apparatus for building sea walls :
en
- US2272885A - Seat construction :
en
- GB543111A - Improvements in or relating to electrodes and method of making the same :
en
- IE16185L - Spring mattresses, etc. :
en
- FR869731A - Shut-off valve for compressed air brake lines :
en
fr
- GB543072A - Improvements in or relating to metal vapour electric discharge devices :
en
- GB543178A - An improved alloy steel for casting cutting tools :
en
- GB543129A - Improvement in cinematographic film feeding apparatus :
en
- CH219396A - Process for the manufacture of lockstitch buttonholes and apparatus for practicing the process. :
de
en
- DK59462C - Coupling for Operation of Commuting Multiplier Tube. :
da
en
- GB543123A - Improvements in or relating to resilient engine mountings :
en
- GB543154A - Improvements in or relating to measuring and announcing charges in telephone systems :
en
- US2272327A - Piston seal :
en
- US2272600A - Compounding rubber :
en
- CA402837A - Radio control system :
en
fr
- US2272308A - Conical cup :
en
- US2272976A - Control system :
en
- US2272641A - Cosmetic applicator :
en
- CA402819A - Shoe sewing machine :
en
fr
- CH219492A - Device for the transmission of high-power three-phase current via a DC link. :
de
en
- DE717278C - Arrangement for reporting rail vehicles, in particular for the protection of gang workers :
de
en
- US2272868A - Molding machine :
en
- CH219411A - Process for the production of 17-vinyl testosterone. :
de
en
- CH219439A - Circuit with a cathode ray tube and a relaxation oscillator. :
de
en
- CH219593A - Circuit for television transmitters for generating synchronization characters. :
de
en
- US2272278A - Running wire tightener or reeling apparatus :
en
- US2272422A - Pottery topping machine :
en
- DK59465C - Magasinovn. :
da
en
- US2272481A - Treating and massaging parts of the body :
en
- US2272659A - Wall mold :
en
- USD131372S - Design for a golf club head cover :
en
- DE717277C - Drive device for railway safety devices :
de
en
- CH219504A - Electrolytic capacitor. :
de
en
- DE717219C - Installation auto switch :
de
en
- US2272772A - Electrical measuring apparatus :
en
- DE717397C - Process for air humidification in gas-heated rooms :
de
en
- CA402841A - Electric heating element :
en
fr
- DE717443C - Control for motors operated in Leonard circuit, especially for hoists :
de
en
- DE717402C - Dynamically acting material testing machine :
de
en
- DE717428C - Disc-shaped rotary tool for fine machining of grooves with a rectangular cross-section and flat side surfaces :
de
en
- US2272922A - Control apparatus for radio receivers :
en
- GB543102A - Improvements in or relating to machines for inserting eyelets :
en
- GB543125A - Improvements in or relating to the treatment of synthetic linear polyamide articles to modify their lustre, surface friction, and other properties :
en
- GB543181A - Improvements in and relating to rotary pumps of aircraft :
en
- US2272687A - Packing :
en
- US2272646A - Apparatus for the production of photographic printing light :
en
- US2272686A - Apparatus for cleaning valves :
en
- FR869694A - Improvements to devices for connecting an unbalanced operating resistance with respect to the earth with a voltage source symmetrical with respect to the earth, or vice versa :
en
fr
- FR869732A - Compressor, especially for supercharging engines :
en
fr
- US2272268A - Alkali metal salts of dihydroxy hexachloro diphenyl methane :
en
- US2272609A - Copper coated cooking vessel :
en
- US2272569A - Fish box for boats :
en
- DE717163C - Process for improving the solubility of acidic anthraquinone dyes :
de
en
- GB543080A - Improvements in and relating to fastener members :
en
- GB543194A - Improvements in and connected with automatic circuit breakers and similar electric switchgear :
en
- GB543144A - Improvements in multiangular containers :
en
- DE717311C - Locking device for vertically movable windows acting by clamping :
de
en
- US2272418A - Intake manifold for explosion engines, compressors, pumps, and the like :
en
- USD131389S - Design for a blouse :
en
- GB543054A - Improvements in or relating to photographic cameras :
en
- US2272169A - One-way clutch :
en
- US2272943A - Atomizer :
en
- CH219424A - Bounce ring for the type lever on typewriters. :
de
en
- FR869662A - Insulating handle for irons :
en
fr
- US2272444A - Blade dispensing device :
en
- CH219393A - Machine for winding bobbins especially intended for embroidery machine boats. :
de
en
- FR869669A - Low resonance tendency electron tube :
en
fr
- GB543161A - Improvements in hpmv electric discharge devices :
en
- US2272561A - Minnow bucket :
en
- US2272202A - Animated luminous display :
en
- US2272313A - Automatic sampler :
en
- US2272663A - Method of pretreating cereals :
en
- US2272983A - Combined sweeper and brusher :
en
- DE717116C - Process for the production of polyazo dyes on cellulosic fibers :
de
en
- DE717222C - Device for automatic conveying and shearing of the fuel on flat grates of furnace systems :
de
en
- DE717374C - Reversible motor chain drive for devices on conveyor belts and other conveyor devices :
de
en
- DE717400C - Device for milling grooves in wood :
de
en
- GB543044A - Improvements in or relating to flaps for aircraft :
en
- CA402749A - Washing machine :
en
fr
- CH219392A - Switching device on Kötzerspulmaschinen. :
de
en
- US2272401A - Frequency modulation receiver :
en
- DE717470C - Valve grinding device for hanging valves for star aircraft engines :
de
en
- US2272334A - Compact vehicle wheel raising device :
en
- GB543183A - Improvements in and relating to rotary vane pumps :
en
- US2272441A - Combined degreasing and grit removal :
en
- CH219385A - Electrically heatable heat storage. :
de
en
- US2272536A - Adjustable seat :
en
- US2272415A - Pitter :
en
- US2272638A - Method of color reproduction :
en
- US2272654A - Slab flooring :
en
- US2272923A - Lubricant :
en
- US2272709A - Flask corner :
en
- US2272573A - Combined fluid mixer and pump :
en
- US2272619A - Tractor and rudder hitch :
en
- US2272671A - Grading machine :
en
- FR869663A - Device for adapting household vacuum cleaners to heating and ventilation of premises :
en
fr
- GR9781B - METHOD FOR MAKING MASSES OF ALBUM AND SYNTHETIC LINEAR POLYAMIDS. :
el
en
- US2272358A - Airplane propeller :
en
- US2272512A - Terminal structure for electric lamps :
en
- US2272335A - Cam-actuated brake :
en
- US2272974A - Microlapping machine :
en
- CH219458A - Device for guiding the band saw blade on band saws. :
de
en
- FR869697A - Regulated pad with protective shell :
en
fr
- US2272672A - Water flooding of oil fields :
en
- DE717239C - Single chamber pneumatic fluid lifter :
de
en
- DE717344C - Circuit for measuring large insulation resistances, in which the voltage drop across the measuring resistor is fed to the grid of a high vacuum pipe :
de
en
- CH219454A - Welding rod for the production of chromium-containing build-up welds on metal objects and process for the production thereof. :
de
en
- US2272797A - Vibration-operated switch :
en
- US2272716A - Method of making handbags or the like :
en
- USD131373S - Design for a bracelet :
en
- US2272614A - Refrigerator :
en
- US2272992A - Generator for ultraviolet energy :
en
- CH219366A - Snow blower with at least one centrifugal roller arranged transversely to the direction of travel and an ejection channel assigned to it. :
de
en
- DE717437C - Method and device for sublimating substances under vacuum :
de
en
- GB543052A - Improvements in or relating to frequency indicators :
en
- US2272253A - Cable lashing machine :
en
- US2272309A - Gear pump :
en
- US2272733A - Interchangeable illuminated sign :
en
- AU288540A - Improvements in or relating to telecommunication exchange systems :
en