• US2407257A - Regulating means for pressure cabins : en
  • CH244412A - Method and device for determining the position and size of the unbalanced weight of runners. : de en
  • US2407582A - Resilient insulating bat : en
  • CH244420A - Device for triggering a shaft that is locked against a rotational force and released in a certain time sequence for a limited number of rotations. : de en
  • CH244437A - Method for manufacturing a collector, in particular for small electrical machines, and a collector manufactured according to this. : de en
  • FR913412A - Joint pliers : en fr
  • CH244362A - Portable device for copying photographs. : en fr
  • AU122135B2 - A protective and reinforcing sleeve or liner for pneumatic tyres : en
  • CA436836A - Control apparatus : en fr
  • US2407531A - Elastic fluid mechanism : en
  • CH244276A - Method for producing a window lintel and window lintel produced according to the method. : de en
  • US2407346A - Manufacture of new coloring matters : en
  • US2407512A - Machine : en
  • US2407536A - Compass : en
  • US2407429A - Wrist pin assembly : en
  • US2407501A - Cutter : en
  • FR913432A - Pipe coupling with self-sealing device : en fr
  • CH244474A - Spark extinguishing arrangement for contact devices. : de en
  • GB580465A - A screwed socket device to be embedded into concrete and other moulded bodies : en
  • CH244380A - Electric iron with flux division for induction measuring devices. : de en
  • US2407552A - Pipe thread gasket : en
  • FR913449A - Scraper more particularly intended for cleaning kitchen utensils: pots, pans or other : en fr
  • CA436871A - Record card and adding mechanism controlled thereby : en fr
  • FI21555A - Illuminating parachute bullet : en fi
  • CH244370A - Ski binding. : de en
  • GB580531A - Improvements in or connected with parallax measuring instruments : en
  • FR913565A - Divisible beehive : en fr
  • CA436820A - Electric cable : en fr
  • CA436855A - Chilled car wheel : en fr
  • US2407540A - Cabin pressure control valve : en
  • US2407241A - Monitoring system : en
  • US2407393A - Lady's hair ornament : en
  • US2407509A - Circuit controller : en
  • US2407278A - Method of and apparatus for testing the hardness of materials : en
  • FR913574A - Process for preparing chlorine dioxide : en fr
  • CH244291A - Machine for polishing the face of stone. : de en
  • US2407517A - Thermoelectric generator : en
  • CH244459A - Magnetic coil for electromagnetic apparatus. : de en
  • US2407424A - Electron capacity and electron capacity modulator : en
  • FI21498A - The reaction for the use of the latent color of the reaction and the reaction gas is carried out by means of a catalytic oxidation of the formaldehyde genomic resp. dehydration of methanol : en fi
  • FR53837E - Process for obtaining malleable aluminum alloy parts : en fr
  • US2407340A - Maternity garment : en
  • CA436824A - Shoe making method : en fr
  • CH244388A - Process for the production of malleable cast iron. : de en
  • GB580473A - Improvements relating to rockers for etching and like baths : en
  • GB580562A - Improvements in or relating to apparatus for gauging annular bodies : en
  • US2407316A - Automatic cutter : en
  • US2407511A - Projection apparatus : en
  • USD145594S - Design for a toy figure : en
  • FR913401A - Crossbar switch : en fr
  • FR913599A - Device for drying grains, herbs, vegetables, roots, etc. : en fr
  • USD145560S - Design for a hat or similar article : en
  • US2407390A - Chemical process : en
  • US2407621A - Electric lamp base or cap and bonding cement therefor : en
  • FR913505A - Refractory products and their manufacturing process : en fr
  • GB580606A - Improvements in or connected with drawing instruments such as draughtsmen's pens and pencils : en
  • FR913498A - Oscillating bearings improvements : en fr
  • GB580593A - Improvements relating to rotary cylinder pumps having reciprocatory plungers : en
  • GB580483A - Electrical remote indicating systems : en
  • FR913554A - Process for processing casein fibers or other similar proteins : en fr
  • GB580481A - Improvements in or relating to keying devices for high frequency circuits : en
  • FI21514A - Svetstransformator med seriekopplad reglerbar induktans : en fi
  • FR913460A - Process for the preparation of rubber derivatives : en fr
  • FR913471A - Elastic contact plug : en fr
  • CA436815A - Marine vessel protecting apparatus : en fr
  • GB580550A - Improvements in the production of thallium sulphide photoconductive cells : en
  • GB580578A - Improvements in pressure roller devices for rotary printing machines : en
  • GB580610A - An improved current transformer : en
  • CA436826A - Hydraulic loading or unloading apparatus : en fr
  • CH244397A - Electric hand saw. : en fr
  • US2407437A - Rear sight for firearms : en
  • USD145571S - Design for a button or similar article : en
  • FR913478A - Clothing item : en fr
  • CH244501A - Ship propulsion system. : de en
  • CH244417A - Device for guiding and sealing the valve spindle on machines that are operated with gas or steam at high temperatures. : de en
  • US2407623A - Modified linseed oil wrinkle finish : en
  • AU122139B2 - Improvements in and connected withthe terminal ends of electric conductors : en
  • CH244342A - Method for preparing a new tetracyclic compound. : de en
  • DK64771C - Electric Discharge Tube with Unbroken Secondary Emission Electrode. : da en
  • FR913450A - Ignition and excitation device : en fr
  • GB580486A - Manufacture of disazo- and polyazo-dyestuffs : en
  • GR10828B - TONIC WINES AND FRESH GREEK FRUIT DRINKS. : el en
  • FR913514A - Washing machine : en fr
  • US2407369A - Mean-value indicator with excess counter : en
  • FI21529A - Ställ förgåg : en fi
  • US2407227A - Retting method : en
  • FR913507A - Safety lock for louvers with skylights, closed by Spanish slats, or for any other use : en fr
  • FR913531A - Manual telephone device : en fr
  • FR913553A - Control device with additional installation : en fr
  • GB580588A - Improvements in or relating to brakes : en
  • GB580476A - Retractable landing gear for aircraft : en
  • CA436917A - Rotary engine and compressor : en fr
  • US2407219A - Optical system : en
  • US2407525A - Food handling apparatus : en
  • GB580553A - Improvements in or relating to the production of laminated sheet materials : en
  • CA436831A - Rubber grommet : en fr
  • FI21503A - Anordning vid tonsignalmottagare : en fi
  • US2407317A - Control device for variable pitch propellers : en
  • FR913427A - lock nut or bolt : en fr
  • FR913475A - Process for the heat treatment of dielectric bodies by high frequency alternating field : en fr
  • GB580520A - Improvements in or relating to the manufacture of ammunition : en
  • FR913446A - Improvements in the catalytic transformation of hydrogen carbides : en fr
  • FI21511A - Toggle switch : en fi
  • FR913443A - Cabin for the treatment of certain diseases : en fr
  • GB580455A - Improvements in or relating to hand devices for slicing or shredding vegetables and other foodstuffs : en
  • GB580597A - Improvements in or relating to kettles : en
  • USD145575S - Design for a towel or similar article : en
  • FR913520A - Block printing : en fr
  • CA436916A - Line testing and switching circuit : en fr
  • CH244408A - Buckle-clasp for flexible link. : en fr
  • CH244504A - Pesticides. : de en
  • US2407603A - Electromagnet : en
  • FR53814E - Manufacturing process for synthetic tanning materials : en fr
  • GB580500A - Improvements in or relating to coin controlled apparatus : en
  • FR913469A - Manufacturing process of blind rivets : en fr
  • CH244295A - Furniture snap lock. : de en
  • USD145565S - Design for a button or similar article : en
  • LU27756A1 - : en
  • CH244438A - Sliding armature motor with conical air gap. : de en
  • CH244372A - Toy. : de en
  • CH244524A - Process for the fractional crystallization of molten alloys. : de en
  • US2407577A - Device for dressing grinding disks : en
  • CA436838A - Fluid pressure mechanism : en fr
  • CH244316A - Shuttle driver drive device for looms. : de en
  • US2407230A - Heat-treating apparatus : en
  • CA436891A - Carton sealing apparatus : en fr
  • GB580508A - Improvements in or relating to the production of insolubilised filaments, threads, films or the like shaped products by the wet-spinning of protein solutions : en
  • CH244523A - Process for the production of a metallizable polyazo dye. : de en
  • CH244502A - Fuselage. : de en
  • CA436853A - Shaft bearing : en fr
  • US2407254A - Forming machine : en
  • CH244477A - Method for receiving amplitude-modulated electrical signals with reduced carrier. : de en
  • GB580555A - Improvements in wind speed anemometers and the like : en
  • US2407283A - Mechanotherapeutic equipment : en
  • FR53833E - Rotary mass oscillations damper : en fr
  • GB580460A - Improvements in or relating to dry gas meters : en
  • GB580615A - Improvements in and relating to superchargers of the axial flow type : en
  • AU1473044A - Apparatus for controlling the feed and delivery of articles to be processed : en
  • AU526746A - Improvements in or relating to electrically operated card printing and/or perforating equipment : en
  • CA436904A - Lubricating system : en fr
  • US2407576A - Measuring and testing device : en
  • AU122108B2 - Compressor : en
  • CH244487A - Chain conveyor. : de en
  • FR53850E - Adjusting the flow rate of reciprocating compressors : en fr
  • FR53846E - Dosing device for automatically proportioning the flow of one or more additional liquids to that of a main liquid : en fr
  • FR913479A - Improvements to electric thermostats : en fr
  • US2407312A - Plastic harmonica : en
  • US2407368A - Development and layout instrument : en
  • US2407339A - Film gate release : en
  • US2407570A - Motor mounting for retractable lamps : en
  • CA436862A - Chromium nickel steel : en fr
  • US2407280A - Mold for use in the manufacture of optical elements : en
  • AU122120B2 - u Improvements in or relating to presses particularly for photographic purposes : en
  • CA436832A - Moulding sand flowability controlling method : en fr
  • CH244402A - Process for the rapid mass production of hollow objects of thin thickness by means of polymerization thermoplastic resins. : en it
  • FR53835E - Process for the preparation of high molecular weight condensation products : en fr
  • FR913497A - Process for the preparation of hemoglobin solutions : en fr
  • GB580482A - Improvements in direction finding systems utilising electromagnetic waves : en
  • FR913494A - Contact selector fingers for crossbar switches : en fr
  • FR913518A - Transparent road maps : en fr
  • GB580635A - Improvements in front seats of motor vehicles : en
  • GR10824B - BREAD STEAM OVEN. : el en
  • DK64767C - Apparatus for clearing liquids, in particular sugar juice. : da en
  • GB580466A - Improvements in methods and apparatus for spinning artificial fibres : en
  • US2407341A - Vise : en
  • GB580475A - Improvements in and relating to carriers for pneumatic transmission systems : en
  • FI21532A - Wood peeler : en fi
  • US2407412A - Therapeutic solutions : en
  • US2407580A - Long period pendulum : en
  • US2407584A - Alkylation process : en
  • US2407256A - Submarine signaling apparatus : en
  • US2407323A - Method and apparatus for receiving radio signals : en
  • FR913414A - Liquid hydrocarbon cracking process : en fr
  • FI21549A - Sätt att ur luft, gaser eller ångor avskilja fasta partiklar : en fi
  • FR913465A - Improvements to machines for extracting liquids from plastics : en fr
  • USD145563S - Design fob a carpet sweeper casing : en
  • GB580499A - Improvements in building constructions : en
  • FR53820E - Welding stripper : en fr
  • US2407357A - Apparatus for conveying material : en
  • FR53806E - Heating device for motor vehicles : en fr
  • GB580463A - Improvements in gas ovens for domestic purposes : en
  • FR913490A - Improvement in alloy manufacturing : en fr
  • US2407314A - Fastening device and manufacture thereof : en
  • AU1627544A - Compressor : en
  • FR53845E - PROGRESSIVE AND AUTOMATIC GEAR CHANGE WITH HYDRAULIC OPERATION : en fr
  • US2407441A - Form to provide air passages in concrete walls : en
  • US2407446A - Unsaturated esters of carbonic acid and polymers thereof : en
  • US2407313A - Wrapping machine : en
  • US2407546A - Wrench : en
  • FR913418A - Contact device for electrical switches : en fr
  • GB580566A - Hygienic lavatory seat cover : en
  • GB580512A - Improvements in or relating to passenger rail coaches : en
  • FR913533A - Improvements in reforming more particularly naphtha : en fr
  • GB580440A - Photo-electric control mechanism for flame-cutting devices : en
  • US2407397A - Fabric take-up and tension means for circular knitting machines : en
  • CH244340A - Method of making a catalyst. : de en
  • CH244365A - Equipment on drawing boards such as drawing boards, drawing tables and the like for making drawings that protrude beyond the drawing surface. : de en
  • CH244462A - Process for the manufacture of selenium rectifiers. : de en
  • DK64768C - Electric motor for operation of telecommunications devices, in particular automatic telephone dialers. : da en
  • US2407427A - Self-locking wedge : en
  • FI21528A - Anordning förbindning av två eller flera flänsbalkar av trä i bruten vinkel : en fi
  • GB580442A - Planetary change speed transmission : en
  • CH244435A - Single-phase transformer in economy circuit. : de en
  • FR913537A - Monoazo dyes : en fr
  • GB580450A - Improvements in aircraft control : en
  • CH244385A - Glass for timepiece. : en fr
  • CH244476A - Coupling line for decimeter waves. : de en
  • FR53829E - Fixing device, in particular of work pieces on machine tools : en fr
  • US2407387A - Clothesline : en
  • CH244480A - Superimposing receiving circuit with image frequency suppression. : de en
  • GB580563A - Improvements in or relating to apparatus for playing a game : en
  • GB580638A - Improvements in or relating to braking systems for vehicles : en
  • CH244363A - Paper cutter, particularly suitable for opening letter envelopes and for trimming paper sheets. : en it
  • GB580448A - High frequency oscillator circuit for induction heating apparatus : en
  • GB580559A - Improvements in spark gap electrical apparatus : en
  • DK64782C - Slider device for single-acting piston pumps. : da en
  • FI21499A - Förfaringssätt för famställning av en kärna av kromjärn, kromnickel eller en liknande kromlegering och ett ett skikt av ett annat material bestående kropp : en fi
  • FR913529A - Tractor-mounted instrument depth adjustment device for tillage : en fr
  • US2407247A - Bonded adsorbent : en
  • US2407391A - Method of making three-phase transformers : en
  • FR913532A - Cooled mobile part passing through the walls of hollow bodies : en fr
  • USD145580S - Design foe a spoon or other article of flatware : en
  • GB580611A - Improvements in and relating to lubricating means for rotary valves for internal combustion engines : en
  • CA436901A - Combustion apparatus : en fr
  • CA436892A - Divided carton : en fr
  • CH244315A - Process for the production of a textile material. : de en
  • US2407291A - Process of making olefins : en
  • FR53827E - Watering device : en fr
  • GB580458A - Improvements in or relating to combined axial-flow and centrifugal compressors : en
  • GB580576A - Improvements in and relating to rough rounding and channelling machines : en
  • FR53811E - Spraying process of piece fabrics : en fr
  • FR53822E - Electrical luminescent cathode discharge tube for maintaining constant voltages : en fr
  • DK64779C - Device for Fuel Injection Pumps for Internal Combustion and Diesel Engines. : da en
  • FR913403A - Cleaning product : en fr
  • FI21527A - Anordning för skarvning av flänsbalkar av trä : en fi
  • GB580583A - Improvements in material cooler : en
  • AU625446A - Antenna system : en
  • FI21523A - Sauna oven : en fi
  • CH244359A - Office machine clipboard ruler. : en fr
  • FR913495A - Relay device, in particular for telephone systems : en fr
  • US2407527A - Punch press safety guard : en
  • US2407541A - Ladder bracket : en
  • US2407232A - Impulse actuated timing means : en
  • US2407374A - Catalytic cracking process : en
  • US2407597A - Explosive compositions comprising low freezing liquid mixtures of aromatic nitro-compounds : en
  • DK64784C - Bottle cap of the Crown-Cork Type. : da en
  • AU122134B2 - Improvements in or relating to automatic pilots for aircraft : en
  • FR53823E - Process for the treatment and use of animal blood : en fr
  • GB580501A - Improvements in and relating to knitting machines : en
  • FR913555A - Magnetic mass of high permeability : en fr
  • GB580504A - Improvements in or relating to the production of photographic silver halide emulsions : en
  • GB580582A - Improvements relating to ship's ventilators : en
  • CA436810A - Golf ball tee : en fr
  • CH244472A - Comb with cleaner. : de en
  • FR913573A - Non-protruding lace-up corset : en fr
  • CH244289A - Radiators for space heating, can be heated with an iron. : de en
  • CH244395A - Machine tool with a workpiece spindle. : de en
  • CH244443A - Method for the electrical remote control of organs via the lines of an alternating current power network and device for carrying out the method. : de en
  • GB580489A - Improvements in or relating to protective waterproof coverings of electrical condensers and resistances and other objects of irregular prismatic shape : en
  • US2407591A - Spring tester : en
  • US2407354A - Machine for covering wires with insulating materials : en
  • USD145573S - Design for an ash tray os : en
  • CA436849A - Electric turret traverse : en fr
  • CH244390A - Machine for joining the end coils of adjacent coiled springs. : de en
  • CH244450A - Device to prevent the response of differential relays when switching on inductive apparatus. : de en
  • CA436877A - Liquid flow controlling valve : en fr
  • CA436799A - Illumination control system : en fr
  • FI21530A - Restrictions on the construction of sketchy materials : en fi
  • US2407263A - Process for stabilizing or deactivating sludges, precipitates, and residues occurring or used in the manufacture of tetraalkyl leads : en
  • CH244293A - Lamellar brush. : de en
  • FR913415A - Method and device for cooling a piston by air or gas : en fr
  • CH244428A - Cylinder head. : de en
  • US2407216A - Watering device for fowl : en
  • US2407526A - Firing mechanism for firearms : en
  • FR913413A - Process for treating various compositions making them hydrophobic : en fr
  • FR913540A - Compressed gas switch with blowing chamber : en fr
  • CH244374A - Device for attaching a handle to measuring discs. : de en
  • US2407491A - Buckle and the method of producing the same : en
  • US2407523A - Side plate construction for freight cars : en
  • US2407372A - Disconnect for electrical terminal blocks : en
  • US2407571A - Intermittent switch : en
  • CH244400A - Device for the automatic feed of the workpieces, for woodworking machines. : de en
  • FR913451A - Stage change process, under load, for polyphase voltages : en fr
  • FR913519A - Variable inductance : en fr
  • GB580544A - Improvements relating to liquid pumps : en
  • GB580565A - Improvements in developing-out silver salt emulsions : en
  • GB580626A - Improvements in electrical measuring devices : en
  • AU122113B2 - Improvements in and relating tothe construction of concrete buildings formed of precast units : en
  • AU124653B2 - Improvement in indicator and/or control system : en
  • CH244484A - Package carrier. : de en
  • FI21563A - Fertilization rate and mask for the recovery of the substance or mixture : en fi
  • GB580534A - Improvements in or connected with adjusters for parallax measuring instruments : en
  • US2407585A - Alkylation process : en
  • CH244313A - Bottle spout. : de en
  • CH244348A - Process for the preparation of a benzenesulfonamide derivative. : de en
  • CA436827A - Electric power line installing and removing apparatus : en fr
  • US2407480A - Aircraft fuselage and wing construction : en
  • AU1079143A - Improvements inthe curing of polymeric materials : en
  • US2407330A - Direction determining system : en
  • CH244424A - Hydraulic control device on internal combustion engines. : de en
  • FR913444A - Seaplane base : en fr
  • DK64777C - Stone Collection Machine. : da en
  • CA436888A - Electric coupling : en fr
  • GB580600A - Transformer with adjustable reactance for electric arc welding : en
  • FR913587A - Process for preparing sticky compositions : en fr
  • FI21561A - Game cube and how to make it : en fi
  • FR913454A - Sugar manufacturing : en fr
  • US2407562A - Induction heater : en
  • FR53849E - Process for obtaining commercial baker's yeast with intense production of alcohol : en fr
  • GB580625A - Improvements relating to pulleys : en
  • US2407371A - Conversion of hydrocarbon oils : en
  • FR913431A - Self-sealing pipe coupling : en fr
  • USD145576S - Design fok a clock : en
  • US2407411A - Menu selector and recorder : en
  • FR53807E - Process for the separation of mixtures of pure phenols from distillation products containing phenols : en fr
  • GB580506A - Improvements in or relating to photographic materials : en
  • FI21558A - Apparatus for drawing flax or similar staple fibers from a ring in the tank between the weight and the draw roll of the spinning machine : en fi
  • US2407567A - Lamp socket : en
  • US2407528A - Apparatus for treating material on propeller blades : en
  • US2407416A - Level or like surveying instrument : en
  • US2407497A - Fluid transmission : en
  • USRE22789E - Conveyer : en
  • FR913524A - Improvements relating to the enrichment of iron ores by flotation with scum : en fr
  • GB580639A - Double level burner structure for liquid fuels : en
  • US2407375A - Furnace assembly : en
  • US2407273A - Method and means for distance and direction finding : en
  • US2407358A - Method and apparatus for twisting thread : en
  • FI21550A - Förfaringssätt och apparat för defibrering av flis for framställning av ljusa fiberplattor : en fi
  • FR913530A - Device for the depth adjustment of agricultural implements carried by a tractor : en fr
  • FR913436A - Turbine installation with internal combustion compressor : en fr
  • FR913409A - Fermentation and germination process, apparatus and installations for its implementation : en fr
  • FR913434A - Process for the preparation of the reaction products of rubber or similar unsaturated high molecular weight hydrocarbons and other unsaturated substances : en fr
  • FR913477A - Alloy steel, in particular for the establishment of forging or die-forging tools : en fr
  • GB580511A - Improvements in or relating to photographic materials : en
  • US2407324A - Equisignal radio beacon system : en
  • FR913472A - Improvements to textile yarn winding devices : en fr
  • FR913566A - Advanced cultivator : en fr
  • US2407364A - Process for the recovery of toluene from oils : en
  • FR53847E - Improvements to oscillation transformers : en fr
  • US2407223A - Engine cooling and charging apparatus : en
  • FR913439A - Improvements to loading racks for bags and the like : en fr
  • USD145581S - Design fob a towel ob simttab article : en
  • US2407301A - Condensation of ketenes with diketones : en
  • CA436887A - Welding method and apparatus : en fr
  • CH244343A - Manufacturing process of neutral acetals. : en fr
  • FR53848E - Improvements to UHF filters : en fr
  • GB580587A - Sensitive photographic materials and the development of images therein : en
  • US2407600A - Photographic developer : en
  • FR913547A - Improvements made to the wedges or bearings : en fr
  • AU648446A - Improvements in or relating to combined television and sound systems : en
  • CA436867A - Grooved pin manufacture : en fr
  • CH244461A - Method of manufacturing selenium rectifier plates. : de en
  • US2407619A - Cowl fastener : en
  • GB580561A - Improvements connected with potato chipping machines : en
  • US2407422A - Engine valve mounting : en
  • GB580617A - Process for reclaiming waste rubber : en
  • GB580630A - Improvements relating to mixing machines : en
  • US2407238A - Carrier communication system : en
  • US2407475A - Cathode ray sweep circuit : en
  • DK64774C - Sock with sock holder reinforcement. : da en
  • FI21516A - Anordning vid gasgeneratorer : en fi
  • US2407454A - Automatic speed limiting device for hydraulic turbine rotors : en
  • GB580538A - Improvements in or relating to phase measuring apparatus : en
  • FI21535A - Förfaringssätt för framställning av niob- och tantalkoncentrat : en fi
  • GB580541A - Improved refractory coating material : en
  • CH244312A - Brush for washing and bathing purposes. : de en
  • AU648046A - Improvements in or relating to process of and machine for washing clothes andthe like : en
  • CH244453A - Height-resistant electrolytic capacitor with a gas discharge device. : de en
  • US2407417A - Communications system : en
  • US2407433A - Typewriting machine : en
  • CH244409A - Bracelet clasp. : de en
  • CH244273A - Horn guide for a bovine animal. : en fr
  • CH244436A - Self-acting device for time-dependent speed control of a motor with the help of eddy currents. : de en
  • CA436823A - Butter making method : en fr
  • CH244301A - Cutlery holder. : de en
  • US2407305A - Scanning device : en
  • US2407348A - Impeller mounting : en
  • US2407378A - Switch : en
  • CH244311A - Flat broom. : de en
  • DK64773C - Procedure for the protection of substances or mixtures containing unsaturated carbon compounds, against oxidative changes, and means for the execution of the procedure. : da en
  • DK64788C - Rotating Vibrator with adjustable Swivel body. : da en
  • CH244525A - Quick change steel holder. : de en
  • CA436856A - Clutch connection to speed gear : en fr
  • CH244366A - Teaching material, in particular for studying a card game. : en fr
  • USD145593S - Design fob a frame fob mirrors, pictures, and the like : en
  • CA436890A - Carton closing device : en fr
  • AU136959B2 - Electrically operated clutch : en
  • CH244320A - Mesh holder. : de en
  • US2407285A - Seal for running shafts : en
  • AU649946A - Improvements relating tothe recovery by distillation of cyclohexane from hydrocarbon mixtures : en
  • GB580601A - Improvements in and relating to rotary biscuit moulding machines : en
  • CH244434A - Machine for making ice cream. : de en
  • CH244392A - Device on machine tools for measuring the feed path of the work spindle. : de en
  • US2407522A - Ticket printing mechanism : en
  • CH244281A - Soil compactor. : de en
  • GB580532A - Improvements in control means for internal-combustion-operated gas-generators of thefree-piston type : en
  • US2407470A - Bituminous composition containing mineral aggregates : en
  • GB580457A - Improvements in or relating to safety devices for driven rotary machines, particularly rotary compressors of the centrifugal and axial-flow type, for preventing backward running on sudden failure or stoppage of the driving machine : en
  • CA436873A - Copper base alloy : en fr
  • CA436861A - Automatic cut-off pump : en fr
  • CH244279A - Snow removal vehicle. : de en
  • CA436829A - Timber connector : en fr
  • US2407235A - Drafting machine : en
  • US2407407A - Shaker conveyer : en
  • US2407561A - Hollow valve for internalcombustion engines : en
  • US2407596A - Drawing reproduction : en
  • CH244411A - Grating lighter. : de en
  • CH244447A - Electric switch, in particular for metal and woodworking machines. : de en
  • BE463858A - : en
  • FR913504A - Improvements to crushable tubes intended to contain a pasty substance : en fr
  • GB580552A - Improvements in thermostatically controlled gas valves : en
  • AU141888B2 - Antenna system : en
  • AU622346A - Improvements in and relating to eyeglasses, spectacles orthe like : en
  • AU1400044A - Improvements in and relating tothe construction of concrete buildings formed of precast units : en
  • FR53812E - Stereoscopic film cutting device : en fr
  • FR913491A - Adjustable floor lamp : en fr
  • CA436839A - Fluid pressure mechanism : en fr
  • CA436895A - Flying boat mooring gear : en fr
  • CH244332A - Process for the manufacture of overshoes, shoes and the like using thermoplastic synthetic resins, such as for example polyvinyl resins. : en it
  • GB580521A - Improved variable lifting surface for aircraft : en
  • FI21509A - The rotation of the rotation shaft, and the rotation of the rotation arm is fixed to the body. : en fi
  • GB580539A - Improvements in or relating to smoke, signal or illuminating flares : en
  • GB580624A - Improvements in and relating to couplings for draw-bars connecting trailers and road vehicles : en
  • USD145562S - Design for a pipe receptacle : en
  • GB580529A - Improvements relating to systems for the transmission and reception of radio-electric waves with great precision of standardisation : en
  • GB580637A - Improvements in railway vehicle brake mechanism : en
  • US2407566A - Bisdimethylene thiuram polysulphides : en
  • CH244416A - Closure on a container. : de en
  • CH244282A - Device for removing the drill dust when drilling rock. : de en
  • US2407440A - Piston for internal-combustion engines : en
  • US2407326A - Woven-wire resistance and method of forming the same : en
  • CA436915A - Signalling system : en fr
  • US2407495A - Method and apparatus for forming thermoplastic inner soles : en
  • US2407472A - Process for preparation of unsaturated nitriles : en
  • CH244367A - Calendar. : de en
  • DK64785C - Barrier device at Laase. : da en
  • GB580602A - Improvements in or relating to punch presses : en
  • FR53803E - Process for obtaining solid dyes and products obtained by this process : en fr
  • FR913480A - Polyphase switch with contacts : en fr
  • FR913506A - Azo dyes containing copper and process for making such dyes : en fr
  • US2407224A - Shoe and method of making the same : en
  • FR913516A - Product to produce permanent crimps or waves : en fr
  • FR913433A - Improvements to torsion springs : en fr
  • GB580533A - Improvements in spark gap electrical apparatus : en
  • GB580618A - Improvements relating to sliding windows or panels : en
  • FR53824E - Raw hides and pelts pickling process : en fr
  • US2407484A - Tobacco pipe juice absorber : en
  • US2407572A - Music leaf turner : en
  • FR913482A - Multiple rupture compressed gas switch : en fr
  • CH244299A - Device intended for processing floors. : de en
  • CH244511A - Process for the preparation of an azo dye. : de en
  • FI21526A - Förfaringssätt vid framställning och uppsättning av byggnadsplattor : en fi
  • CA436914A - Magnetic material : en fr
  • FR913438A - Improvements to electric forging machines : en fr
  • US2407282A - System for indicating mechanical motion : en
  • GB580477A - Improvements in and relating to spark plugs for internal combustion engines : en
  • CH244401A - Process for manufacturing objects in synthetic resins. : en fr
  • CH244442A - Bushing for oil-filled electrical apparatus. : de en
  • CH244382A - Magazine gramophone. : de en
  • AU137433B2 - Improvements in or relating to combined television and sound systems : en
  • CH244426A - Coolant and lubricant circuit for valves in combustion engines. : de en
  • US2407231A - Moisture removal in isomerization processes : en
  • FI21506A - Anordning vid pejlanläggningar företrädesvis för kortvågs- eller ultrakortvågspejling : en fi
  • FI21519A - Suitcase : en fi
  • US2407264A - Projectile : en
  • US2407589A - Aqueous alkaline reacting cleaning bath having reduced foaming characteristics : en
  • US2407426A - Kerosene burner for use in refrigerators or in other heat-actuated apparatus : en
  • CH244489A - Braking device on strollers. : de en
  • US2407214A - Production of an aviation or motor fuel or an aviation or motor fuel constituent : en
  • CH244353A - Process for the preparation of plastic masses based on synthetic resins, suitable for the manufacture of various articles to replace rubber ones. : en it
  • CH244421A - Cable guide device on double-pull cable winches. : de en
  • CH244292A - Butt joint for the individual joints of iron filter pipes. : de en
  • CH244422A - Condensation steam power plant. : de en
  • US2407518A - Eye protection device : en
  • CA436884A - Hinged tail-gate fastener : en fr
  • AU135811B2 - Improvements inthe production of haloderivatives of diaryl alkanes : en
  • CH244512A - Process for the preparation of an azo dye. : de en
  • US2407242A - Electrical apparatus : en
  • US2407494A - Low-temperature process of polymerizing isoolefinic material : en
  • GB580542A - Improvements in or relating to molding presses : en
  • GB580595A - Improvements in and relating to high grade cellulose film : en
  • AU133974B2 - Angle modulation detectors : en
  • AU129291B2 - Automatic apparatus for shading drawings : en
  • CA436812A - Vector sight : en fr
  • US2407605A - Blasting unit and short-circuiting device : en
  • US2407265A - Copper compounds of mercaptans derived from terpenes and processes of producing them : en
  • CH244406A - Parallel vice. : de en
  • US2407271A - Apparatus for submarine signaling : en
  • CH244384A - Waterproof watch box. : en fr
  • USD145591S - Design for a fin or similar article : en
  • US2407458A - High-voltage regulator circuit : en
  • US2407384A - Synthetic fog or smoke : en
  • US2407409A - Nonfriction bearing ball dispenser : en
  • US2407568A - Manometer : en
  • US2407615A - Fire-resisting coating and impregnating compositions : en
  • GB580573A - Improvements in or relating to snare drums : en
  • CH244482A - Play-free and parallax-free reading device for the variable capacitor position on radio sets. : de en
  • USD145561S - Design for a clip : en
  • US2407463A - Container : en
  • US2407520A - Manufacture of dielectric shapes : en
  • US2407569A - Car-dumping apparatus : en
  • US2407404A - Pad holding and feeding device : en
  • AU1577344A - Improvements in the manufacture of footwear : en
  • US2407321A - Apparatus for producing pottery ware : en
  • GB580524A - Treatment of polymeric materials : en
  • FR913580A - Removable support frame for electrode holder assembly that can be used optionally for lifting the vault of an electric arc furnace : en fr
  • FR913584A - Filter coffee maker : en fr
  • GB580536A - Improvements in or relating to the starting of internal-combustion-operated free-piston machines : en
  • US2407266A - Copper compounds of mercaptans derived from pinene : en
  • FI21547A - Valve device for saving and mixing air and gas, especially for engines running on generator gas : en fi
  • FR913596A - Stainless steel manufacturing process : en fr
  • US2407492A - Production of gasoline : en
  • GB580567A - Improvements relating to radio navigational systems : en
  • US2407478A - Antiknock or detonation dampening device : en
  • CH244522A - Process for the production of a metallizable polyazo dye. : de en
  • FR913575A - curling pin : en fr
  • GB580571A - Improvements in or relating to tools for holding and driving screws and for other analogous purposes : en
  • FR913577A - Production of tertiary olefins : en fr
  • GB580594A - Improvements in and relating to machines for sharpening or honing safety razor blades : en
  • GB580557A - An improved method of and means for soldering : en
  • GB580518A - Improvements in paper and like bags : en
  • FR913406A - Machine for printing on fabrics or other similar applications : en fr
  • GB580441A - Improvements relating to cooling plates : en
  • GB580620A - A process for the treatment of return waters arising in the treatment of sugar-bearing materials : en
  • GB580449A - Improvements in or relating to parachute harnesses : en
  • FI21538A - Provision of access to the customs authorities at the premises of the competent authorities : en fi
  • FR913586A - Armature for electro-magnetic apparatus, especially for electro-acoustic apparatus, for example intended for recording or reproducing sound tracks : en fr
  • GR10825B - MODIFICATION OF GASOLOGICAL COOKING DANGEROUS. : el en
  • GB580546A - Improvements in and relating to equipment for charging storage batteries : en
  • US2407450A - Torque wrench : en
  • GB580484A - Improvements relating to keying arrangements for radio frequencies : en
  • US2407251A - Resistor : en
  • US2407363A - Electrical apparatus : en
  • US2407550A - Garment : en
  • CH244430A - System for generating compressed air. : de en
  • US2407332A - Purification of acetylene by means of arsenic trichloride : en
  • GB580528A - Improvements relating to systems for the transmission and reception of radio-electric waves with great precision of standardisation : en
  • FR913485A - Limonière : en fr
  • FR913561A - Road construction : en fr
  • FI21507A - Högfrekvensjärnkärnsspole : en fi
  • FR53801E - Process for preparing cyclic amides of omega-amino-carboxylic acids : en fr
  • GB580525A - Fabrics for balloon casings : en
  • GB580467A - Improvements relating to polyphase alternating electric current generators of the electronic type : en
  • US2407399A - Duplex control circuit : en
  • US2407425A - Material handling attachment for tractors : en
  • FI21501A - Hjul för järnvägsvagnar, spårvagnar och dylikt : en fi
  • FR913521A - Electric turbine : en fr
  • US2407281A - Radiated-signal direction finder : en
  • GB580446A - Improvements in releasable escape means for aircraft : en
  • GB580590A - Improvements in or connected with bags : en
  • DK64786C - Door closer. : da en
  • US2407320A - Electronic counter : en
  • GB580498A - Improvements in the manufacture of artificial filaments : en
  • FI21544A - Baling machine : en fi
  • GB580633A - Improvements in cooking vessels, paint cans and like sheet metal containers : en
  • FR913402A - Telephonographer for recording and reproducing conversations : en fr
  • FR913557A - Household scale : en fr
  • FI21553A - Regellås : en fi
  • FR913525A - Improvements to the processes for collecting soluble mineral matter : en fr
  • FR913544A - Process for treating hydrocarbons in the fluid state : en fr
  • US2407275A - Radio scanning apparatus : en
  • CH244331A - Process for the production of shaped pieces from feltable fibers and device for carrying out the process. : de en
  • GB580478A - Yielding fish-plate for railroad rails : en
  • FI21517A - Carburetor fuel tank : en fi
  • US2407451A - Wing-tip gun position : en
  • CH244481A - Pendulum feedback receiver. : de en
  • CH244306A - Sieve. : de en
  • CH244399A - Pipe made of wood. : de en
  • CA436847A - Coloured coupler : en fr
  • GB580584A - A combined canteen and washing machine for crockery, knives, forks, spoons, and the like : en
  • AU122123B2 - Improvement in anaesthetising apparatus : en
  • US2407344A - Chemical methods and products : en
  • US2407542A - Distributing apparatus : en
  • US2407479A - Interpolymerization products : en
  • US2407490A - Surface checking and comparing device : en
  • AU128541B2 - Improvement in cathode ray tube indicator : en
  • US2407225A - Thermosetting molding powder from wheat, wood pitch, and resin, and method of making : en
  • USD145568S - Design fob a button ob similar article : en
  • US2407307A - Process for stabilizing or deactivating sludges, precipitates, and residues occurring or used in the manufacture of tetraalkyl leads : en
  • US2407389A - Mason's guide : en
  • FI21556A - Automatically skjutvapen särskär maskinpistol : en fi
  • FI21520A - For the purposes of this Regulation : en fi
  • FR913422A - Improvements to ignition advance devices for internal combustion engines : en fr
  • US2407239A - Friction drive for web propelling rollers : en
  • CA436795A - Reinforced concrete construction : en fr
  • CA436851A - Air-cooling of aircraft engine : en fr
  • US2407343A - Hydraulic pump : en
  • US2407402A - Dispensing device : en
  • US2407377A - Tiltable trap chamber measuring dispensing device : en
  • GB580479A - Improvements in hose coupling : en
  • US2407473A - Tire preserver : en
  • FR53839E - Multi-conductor combined cable : en fr
  • FI21524A - Hood closing device for use in a central heating plant : en fi
  • CA436918A - Motor fuel treatment : en fr
  • US2407543A - Method of anodically polishing brass : en
  • US2407598A - Means for inspecting gun barrels : en
  • US2407515A - Self-sealing tank : en
  • AU122126B2 - Improvements in or relating to electric torches and like lamps : en
  • CH244368A - Device for attaching anti-skid protection to skis. : de en
  • FR913527A - Centrifugal pump : en fr
  • US2407594A - Lettering instrument : en
  • USD145588S - Design for a lamp : en
  • FI21559A - Suksiside : en fi
  • FR913441A - Improvements relating to the refining of liquid hydrocarbons : en fr
  • AU144462B2 - Improvements in or relating to process of and machine for washing clothes andthe like : en
  • FR53810E - Centrifugal separator with full casing, particularly intended for the continuous removal of air and gases contained in liquids with high surface tension : en fr
  • GB580488A - Improvements in or relating to variable pitch propeller systems : en
  • FI21533A - Förfaringssätt for framställning av kondensationsprodukter av sulfitavfallslut : en fi
  • FR913549A - Reels refinements, especially anchored tape reels : en fr
  • US2407493A - Electric apparatus : en
  • US2407587A - Thread guide : en
  • US2407505A - Electric discharge device circuit : en
  • US2407590A - Heating apparatus : en
  • AU132817B2 - Improvements in or relating tothe tanning of leather : en
  • AU136815B2 - Receiver for time modulated electric pulses : en
  • CH244336A - Electric oven. : de en
  • US2407388A - Cage for ball bearings : en
  • US2407502A - Milling cutter : en
  • AU652546A - Electrically operated clutch : en
  • US2407215A - Windshield wiper system : en
  • USD145584S - Design for a lace tablecloth : en
  • US2407447A - Fifth wheel mechanism for tractors : en
  • US2407471A - Rotary tool adapter : en
  • AU1079043A - Means for adhesively uniting materials or articles : en
  • AU122152B2 - Improvements inan egg washing machine : en
  • US2407379A - Combination bactericidal and illuminating lamp : en
  • US2407516A - Safety razor : en
  • CA436825A - Swing mechanism : en fr
  • CH244467A - Trocar. : de en
  • FR913404A - Machine for machining surfaces of any curvature : en fr
  • FR913515A - Vegetable peeling machine : en fr
  • CH244497A - Safety device for cable cars. : de en
  • US2407338A - Slide rule indicator : en
  • US2407361A - Temperature measuring system : en
  • FI21504A - Multiplexing for power generation and / or frequency banding in electrical power supply : en fi
  • CA436819A - Cigarette holder : en fr
  • CH244369A - Device for the creation of a bed that can be used as a rescue sled, stretcher, bivouac, with the help of skis and sticks. : de en
  • US2407279A - Method for the preparation of neutral esters of phosphoric acid : en
  • US2407406A - Padlock : en
  • CH244458A - Device for vacuum-tight sealing of the connection point between mechanically connected parts of a vacuum vessel made of metal and insulating material. : de en
  • AU1541744A - Improved game apparatus : en
  • DK64770C - Barrier layer cell, in particular Barrier layer rectifier. : da en
  • FR913590A - Music Box : en fr
  • GB580505A - Improvements in or relating to photographic materials : en
  • GB580580A - Improvements in or relating to the winding of lengths of material on ring-like articles : en
  • US2407474A - Igniter for internal-combustion engines : en
  • CH244272A - Automatic plow lifting device on tractor plows. : de en
  • CH244471A - Hair dryer. : de en
  • CH244499A - Contact wire hanger clamp for catenary contact lines for electric railways. : de en
  • CH244413A - Tooth coupling with springy, internally toothed coupling piece. : de en
  • FR913598A - Manufacturing process of micro-porous materials : en fr
  • US2407558A - Ratchet for socket wrenches : en
  • GB580491A - Improvements in or relating to length measuring or gauging instruments : en
  • US2407606A - Internal-combustion engine : en
  • FR913483A - Method and apparatus for homogenizing a mixture of solid substances : en fr
  • GB580628A - Fountain pens : en
  • FR913551A - Food ice cream maker : en fr
  • GB580543A - Improvements relating to pistons : en
  • US2407355A - Light signal : en
  • US2407405A - Stabilization of tetrafluoroethylene : en
  • AU122119B2 - Improvements in or relating to electric condensers : en
  • US2407462A - Supersonic treatment of fluid masses : en
  • US2407337A - Wire enameling die : en
  • FR913597A - Manufacturing process of micro-porous materials : en fr
  • CH244283A - Tiled stove. : de en
  • CA436878A - Sulphonated organic compound : en fr
  • CA436924A - Retractile article : en fr
  • CH244339A - Filters for liquids. : de en
  • AU122147B2 - Means for adhesively uniting materials or articles : en
  • AU122141B2 - Improvements relating to garment ironing presses : en
  • US2407611A - Starter adapter terminal : en
  • CH244310A - Brush with a hollow handle. : de en
  • US2407513A - Tare weight compensating apparatus for weighing scales : en
  • US2407438A - Burner control : en
  • US2407310A - Scanning device : en
  • US2407420A - High-voltage transformer : en
  • US2407529A - Bottle holder and carrier : en
  • US2407455A - Liquid container : en
  • US2407331A - Glass bulb and flask holder : en
  • CA436808A - Quick acting vise : en fr
  • US2407277A - Motor-driven curtain-shutter and release mechanism for photographic cameras : en
  • CA436864A - Counter-rotating propeller assembly : en fr
  • CH244274A - Process for the preparation of a trihaloacrylic acid ester. : de en
  • US2407329A - Apparatus for submarine signaling : en
  • US2407442A - Separation of blasting circuit leads : en
  • CA436925A - Plastic dispersion : en fr
  • FR913493A - electrolyser for alkaline salt solutions : en fr
  • US2407551A - Method of making lead alkyls : en
  • FR913541A - Bra refinements : en fr
  • FR913542A - Improvements to grooved needle beds for knitting machines : en fr
  • US2407272A - Method and apparatus for radio ranging : en
  • USD145564S - Design for a rtjg and upholstery extraction machine : en
  • US2407382A - Traffic light : en
  • USRE22791E - Control means fok change-speed : en
  • US2407430A - Truck unloading apparatus : en
  • US2407506A - Engine housing for locomotives or the like : en
  • USD145557S - Design for a table lamp : en
  • US2407261A - Process for stabilizing or deactivating sludges, precipitates, and residues occurring or used in the manufacture of tetraalkyl leads : en
  • US2407532A - Bearing mounting : en
  • US2407616A - Method of deodorization : en
  • FR913592A - Stove or kitchen stove : en fr
  • GB580494A - Improvements in and relating to electrical fused plug and socket connectors : en
  • US2407400A - Method and apparatus for molecular absorption of vibration : en
  • CH244278A - Roofing element with snow catcher arm for tiled roofs. : de en
  • US2407222A - Grinding machine : en
  • US2407356A - Regenerative coke oven battery : en
  • CH244335A - Drive device on stirring and beating devices for liquid substances. : de en
  • CH244465A - Device with a gas and / or vapor discharge tube. : de en
  • AU122112B2 - Improvements in combined ties and spacing units for use inthe construction of walls and floors : en
  • CH244357A - Folder. : de en
  • CH244455A - Two or more anode gas and / or vapor-filled rectifier tube in which the hot cathode is arranged within a cathode screen. : de en
  • CA436929A - Metallized azo dyestuff : en fr
  • CH244287A - Electric heating wall. : de en
  • AU1599444A - Improved match-striking surface : en
  • USD145570S - Design fob a button ob similak abticle : en
  • GB580456A - Improvements relating to electric master clocks : en
  • CA436843A - Electric discharge device starting control : en fr
  • CH244378A - Electrical resistance box for high frequency. : de en
  • USD145566S - Design for a button ob similar article : en
  • US2407229A - Window screen drain : en
  • AU1786544A - Improvement in Cathode Ray Tube Indicator Particularly for use in Pulse-Echo Object locating and Direction Finding Systems : en
  • US2407319A - Two-way clutch : en
  • US2407252A - Prefabricated building : en
  • GB580616A - Apparatus for separating suspended particles from gaseous media : en
  • US2407347A - Objective : en
  • CH244456A - Contact converter for multi-phase alternating current. : de en
  • AU1282944A - Improvements in or relating to electric condensers : en
  • CH244415A - Thermal insulation arranged in a removable manner on a pipeline, in particular provided with valves and flanges. : de en
  • USD145585S - Brooch or similar article : en
  • CA436885A - Polishing apparatus for flat glass : en fr
  • CH244405A - Rotating grinding wheel. : de en
  • CH244446A - Multi-stage electrical switchgear that is gradually actuated depending on a physical variable. : de en
  • CH244429A - System for generating compressed air. : de en
  • AU133658B2 - Improvements in and relating to eyeglasses, spectacles orthe like : en
  • CA436910A - Food handling apparatus : en fr
  • DK64781C - Kneading means for Kneading machines for Butter and similar edible fats. : da en
  • FR913456A - Advanced coupling for power transmission : en fr
  • FR53825E - Manufacturing process of sulfanilamidopyrimidines : en fr
  • CH244486A - Method and device for producing a tight, easy-to-open container closure and container closure produced according to the method. : de en
  • CH244271A - Sand screen rack. : de en
  • AU122132B2 - Whooping cough endotoxin : en
  • CA436927A - Metal piece shaping method and device : en fr
  • AU124570B2 - Improvement in Cathode Ray Tube Indicator Particularly for use in Pulse-Echo Object locating and Direction Finding Systems : en
  • FI21541A - Transport wheel from a miserable to a controlled plowing and plowing machine : en fi
  • CH244344A - Process for the production of a new phthalocyanine derivative. : de en
  • CA436859A - Gun aiming and firing means : en fr
  • CH244427A - Pistons for internal combustion engines. : de en
  • CH244500A - Device for preventing lubricating oil losses in single-axle drives in electrically operated vehicles, in particular rail vehicles. : de en
  • DK64787C - Automatic firearm, especially machine gun, with open closure. : da en
  • CA436807A - Supercharging arrangement : en fr
  • AU1338744A - An improved method of producing acetylsulphanilyl chloride : en
  • CH244347A - Process for the preparation of a benzenesulfonamide derivative. : de en
  • AU122140B2 - Improved match-striking surface : en
  • FR53838E - Leather scratching machine : en fr
  • CA436870A - Fuel container : en fr
  • CH244322A - Hinge for the swing arms of tenter frames for finished textiles. : de en
  • FI21543A - Skogsharv, särskilt för användning i förbindelse med såningsapparat : en fi
  • US2407560A - Manufacture of the optically active forms of pantothenic acid : en
  • FR913447A - Improvements to surgical sutures : en fr
  • AU122150B2 - Improvements in and relating to tanks for vehicles : en
  • GB580605A - Improvements in and relating to the control of electrically driven soot blowers : en
  • GB580535A - Improvements in or connected with parallax measuring instruments such as rangefinders and heightfinders : en
  • US2407352A - Method of making shoes : en
  • CA436897A - Fluid pressure operated apparatus : en fr
  • FI21536A - A device especially for determining the cubic content of logs and timber : en fi
  • FR913421A - Pavement construction : en fr
  • US2407240A - Projecting and retracting mechanism for underwater signal sources : en
  • GB580636A - Improvements in instruments for measuring linear dimensions : en
  • GB580464A - Loop-taker transmission mechanism for turning stitching sewing machines : en
  • GB580548A - Improvements in or relating to electric motor control systems : en
  • CH244350A - Process for the preparation of triglycolamic acid. : de en
  • GB580502A - Improvements in or relating to radio systems for guiding aircraft : en
  • GB580459A - Improvements in or relating to drilling, reaming, tapping, screwing and like machinetools : en
  • GB580572A - Improvements connected with roofing, walling and the like sheets or panels : en
  • FR53805E - Method and device for actuating a push-acting tool, in particular for cutting and loading coal or other minerals : en fr
  • FR53828E - Device for transferring liquid metal from the melting vessel into the pressure chamber of a molding press : en fr
  • FR913492A - Improvements made to bearings for rotating drums : en fr
  • GB580453A - Improvements in or relating to boxes, cases and like containers : en
  • FR913558A - Multiple contact lamp suspension device : en fr
  • GB580591A - Improvements in spraying mixtures containing silver : en
  • GB580623A - Improvements in or relating to partitions : en
  • DK64766C - Baking soda. : da en
  • GB580609A - Improvements in rapid reclosing compressed air blast circuit breakers : en
  • GB580469A - Acetylene tetraesters of alpha-methylene monocarboxylic acids and polymers and copolymers thereof : en
  • US2407353A - Coiling apparatus : en
  • US2407376A - Colloidally dispersed dimethylol urea resins : en
  • US2407614A - Structure for supporting fuel tanks in aircraft wings : en
  • FR913411A - Process for producing ferrous castings having desired physical properties : en fr
  • CA436841A - Water heated clarifier : en fr
  • CH244391A - Clamping device for tools. : de en
  • FR53841E - Button sewing machine : en fr
  • FR913522A - Electric furnace for melting glass, crystal or similar products : en fr
  • GB580599A - Improvements relating to railway traffic controlling apparatus : en
  • GB580596A - Improvements in or relating to a set screw for electrical connections : en
  • CH244373A - Protective hood to be attached to motor vehicles. : de en
  • US2407421A - Floor-cleaning implement : en
  • US2407538A - Automatic water treating device : en
  • US2407335A - Apparatus for smoothing hot melt coatings : en
  • US2407503A - Apparatus for extruding thermoplastic materials : en
  • US2407593A - Hay stacking attachment for tractors : en
  • USD145590S - Design for a casing or body for a lighter or the like : en
  • CA436797A - Photographic mounting means : en fr
  • AU122138B2 - Improvements relating to door and like fasteners : en
  • CA436804A - Diaphragm inserter : en fr
  • FI21562A - Machine with self-acting cutting device for wrapping a strip, eg a cigarette paper strip, from a storage roll into small rolls : en fi
  • FR913528A - Improvements to pumps : en fr
  • US2407575A - Ladder support : en
  • US2407610A - Fuel injection in internalcombustion engines : en
  • US2407608A - Fastening device : en
  • USD145583S - Lolli electric lamp : en
  • CA436848A - Coloured coupler : en fr
  • FR913513A - Automatic hot air dispenser : en fr
  • US2407318A - High-frequency apparatus : en
  • US2407290A - Lithographic plate and process for making same : en
  • US2407349A - Air-cooled gas burner : en
  • FR913473A - Device adaptable to potato harvesting machines and intended to clean and collect tubers : en fr
  • CH244294A - Combination lock with cancellation device. : de en
  • GB580560A - Improvements in hypodermic unit : en
  • GB580468A - Improvements in or relating to manual and booster actuated hydraulic systems, particularly hydraulic braking systems : en
  • CH244503A - Seed drill. : de en
  • US2407514A - Manufacture of fibrocementitious sheets : en
  • US2407398A - Picker stick : en
  • CH244463A - Double-acting rectifier arrangement in connection with at least one electromagnet to be excited by alternating current, in particular an electromagnetic relay. : de en
  • CH244488A - Stroller. : de en
  • CA436900A - Fishing apparatus : en fr
  • US2407268A - Method of calcining coal for production of an activated primary carbon : en
  • US2407333A - Fumigation method : en
  • USD145558S - Button or similar article : en
  • USD145586S - Design for a fountain pen : en
  • USRE22790E - Preselecting mechanism : en
  • GB580454A - Oil-base drilling fluids : en
  • GB580586A - Improvements in or relating to hollow panels : en
  • GB580613A - Improvements in or relating to tire rim : en
  • IE17119L - Propellor for watercraft and aircraft : en
  • US2407607A - Electron discharge device employing hollow resonator : en
  • US2407345A - Spring suspension : en
  • FR913595A - Textile fiber dyeing process : en fr
  • FR913548A - Device for connecting the fishing rod body to the metal tip : en fr
  • GB580629A - Heat radiating device : en
  • CH244286A - Electric instant water heater. : de en
  • US2407617A - Curd mixing and kneading machine : en
  • FR913569A - Heating device : en fr
  • FI21518A - Recuperative color media for gas media : en fi
  • FR53844E - International humanitarian projectile that can be used during aircraft bombing, to safeguard civilian populations : en fr
  • IE17641L - Rectifier elements : en
  • GB580461A - Improvements in and relating to holders for electrical discharge valves or tubes : en
  • FR913428A - Hairnet and hairnet enhancements : en fr
  • CA436902A - Combustion apparatus : en fr
  • CH244304A - Device for placing trays in cupboards and shelves. : de en
  • FR913563A - Improvements made to fixing clips for calier mats : en fr
  • FI21508A - High frequency coil : en fi
  • US2407456A - Method of producing fibrous glass : en
  • CA436802A - Cribbage and game board : en fr
  • GB580462A - Improvements in and relating to tripping or indicating devices for electric fuse links : en
  • DK64772C - Manual Electric Welding Procedure. : da en
  • FR53840E - Process for the manufacture of press molding mixtures, in particular those containing curable artificial resins : en fr
  • FR913410A - Method of establishing foundations, especially roads, in wetlands : en fr
  • CH244328A - Closure for dresses. : de en
  • US2407298A - Electron discharge apparatus : en
  • FR913535A - Multi-color printing process and machine : en fr
  • FR53831E - Electrical device for measuring the speed of rotation : en fr
  • FR913468A - Nicotinic acid amide manufacturing process : en fr
  • CH244355A - Process for the production of a liquid agent for dissolving oil, grease and dirt, in particular adhering to metal objects. : de en
  • CH244381A - Device on a speaking machine with automatic record changing device, for adapting the height of the suspension point of the tonearm to the height of the record to be played on the turntable. : de en
  • USD145567S - Design fob a button or similar article : en
  • US2407508A - Unsaturated bicyclic carbonylic compounds and their preparation : en
  • FI21522A - Redskap för dragning med Kätting : en fi
  • US2407460A - Switch for high-frequency circuits : en
  • USD145589S - Design for a tray : en
  • GB580608A - Improvements in a method of controlling the tension of a strand : en
  • US2407452A - Preparation of beta-substituted homologues of indole : en
  • FI21531A - Plata av trä eller liknande : en fi
  • US2407234A - Electromagnetic product and process of making the same : en
  • DK64780C - Device for sheet music booklets or similar booklets. : da en
  • US2407448A - Mining machine : en
  • CH244527A - Process for the preparation of an N-acyl-w-amino acid salt. : de en
  • CH244398A - Wood planer. : de en
  • US2407292A - Product : en
  • GB580537A - Method for improving water-resistant characteristics of resins and resinous articles, and resinous products resulting therefrom : en
  • CH244457A - Process for the production of hermetically sealed vessels. : de en
  • GB580443A - Improvements in or relating to containers : en
  • CH244404A - Device for centering and edge grinding of optical lenses. : de en
  • CA436875A - Bearing : en fr
  • CA436908A - Clutch : en fr
  • CA436923A - Retractile article : en fr
  • CH244330A - Cutting template for the clothing industry. : de en
  • US2407457A - Broom holder : en
  • CH244364A - Writing implement. : de en
  • US2407403A - Television control system : en
  • USD145582S - Design for a towel ob similar article : en
  • US2407380A - Machine for treating skins and the like : en
  • US2407365A - Crushing device : en
  • USD145579S - Design for a toy guitar : en
  • CH244349A - Process for the preparation of a hydroxyl-substituted diaryl disulfimide. : de en
  • AU122142B2 - Apparatus for controlling the feed and delivery of articles to be processed : en
  • US2407573A - Metal forming machine : en
  • CH244275A - Compound device for node connections. : de en
  • US2407288A - Resistor device : en
  • CH244479A - Circuit for generating ultra-high frequency oscillations with a frequency that can be set over a wide range. : de en
  • USD145574S - Design for a coat : en
  • FR913543A - Conversion of hydrocarbon oils : en fr
  • US2407385A - Collapsible wheeled tray : en
  • CH244464A - Large-scale mercury vapor rectifier unit. : de en
  • CH244337A - Process for producing a dry, soluble coffee extract by leaching roasted coffee. : de en
  • US2407435A - Weigh beam assembly : en
  • US2407595A - Manufacture of detonating explosives and products obtained thereby : en
  • AU1246843A - Improvements in and relating to tanks for vehicles : en
  • CH244418A - Mechanical selector-combiner. : en fr
  • US2407359A - Radio apparatus : en
  • US2407274A - Ultra high frequency electronic device : en
  • US2407544A - Variable resistance : en
  • DK64769C - Core for an electromagnetic device, e.g. a transformer, the core of which consists at least in part of cast iron. : da en
  • US2407217A - Conduit supporting device : en
  • US2407236A - Rubber spring mounting : en
  • CH244302A - Deck chair. : de en
  • CH244346A - Process for the preparation of a benzenesulfonamide derivative. : de en
  • AU644946A - Improvements inthe production of haloderivatives of diaryl alkanes : en
  • AU134154B2 - Process for quick-freezing : en
  • FR913474A - Elastic suspension seat : en fr
  • AU267846A - Angle modulation detectors : en
  • CH244448A - Electrical resistance. : de en
  • CH244517A - Process for the production of a metallizable polyazo dye. : de en
  • CH244433A - Refrigeration system with piston compressor. : de en
  • FI21505A - Amplitudebegränsare : en fi
  • FI21552A - Screen drawing device : en fi
  • US2407276A - Shock absorber for hydraulic systems : en
  • CH244317A - Method of weaving drying cloths and drying cloth made from them. : de en
  • US2407468A - Ratchet mechanism : en
  • US2407467A - Apparatus for determining geographic positions celestially : en
  • US2407618A - Cowl fastener : en
  • FR913470A - Elastic contact plugs for electrical connections : en fr
  • US2407537A - Power operated actuator : en
  • AU1608644A - Improvements inan egg washing machine : en
  • CA436817A - Vessel salvaging means : en fr
  • US2407609A - Fastening device : en
  • US2407237A - Shears : en
  • GB580585A - Improvements in or relating to the winding of electrical apparatus, for example, electric transformers : en
  • US2407434A - Can punch and closure : en
  • US2407488A - Isomerization process : en
  • US2407557A - Article surfacing machine : en
  • US2407303A - Apparatus for reducing the fluid content of a fluid-solid intermixture : en
  • US2407483A - Treating fibrous glass : en
  • US2407592A - Display device : en
  • FR913545A - Improvements in contact of fluids with solid particles : en fr
  • CH244470A - Process for the preparation of a guaiacol derivative. : de en
  • US2407309A - Chemotherapeutic agents of the sulphonamide type : en
  • USD145572S - Design for a finger ring : en
  • USD145587S - Design for a fountain pen : en
  • FI21548A - Trycksmörjspruta : en fi
  • GB580568A - Improvements in or relating to antenna mountings : en
  • CA436911A - Key case : en fr
  • FI21540A - Regulation of servomotor operation : en fi
  • FR913464A - Remote talking device with electrical control gear : en fr
  • FR53818E - Reverse current protection : en fr
  • FR913476A - Receiving device, with super-feedback amplifier : en fr
  • GB580514A - Sulphur-containing polymers : en
  • DK64778C - Apparatus for churning butter or margarine. : da en
  • FI21496A - Anordning vid maskin för framställning av ihåliga kroppor särskilt plåtradiatorer : en fi
  • GB580604A - Improvements in or relating to liquid circulating systems : en
  • CH244514A - Process for the preparation of an azo dye. : de en
  • FR913550A - Brick or building element : en fr
  • GB580447A - Improved gas turbine plant : en
  • US2407366A - Yarn winding machine : en
  • FR913567A - Process and equipment for the treatment of hydrocarbon materials and hydrocarbons : en fr
  • FI21512A - Anordning för a åstadkomma en varierbar likströmsspänning : en fi
  • US2407250A - Directive antenna : en
  • US2407286A - Communication system : en
  • FR913453A - Railway bogie : en fr
  • FR53834E - Device for producing periodic pulses : en fr
  • GB580574A - Improvements in airframe structures : en
  • FR53817E - Process and devices for manufacturing ribbons or strands of glass fibers or other materials : en fr
  • GB580516A - Improvements in bedding stones : en
  • GB580547A - Improvements in and relating to automatic regulation of the volumes of speech and other audio-frequency currents : en
  • FR53819E - Box unit for projecting small format images and narrow films : en fr
  • CH244345A - Process for the preparation of a benzenesulfonamide derivative. : de en
  • CH244445A - Rotary switch. : en fr
  • AU646446A - Automatic apparatus for shading drawings : en
  • CH244452A - Process for the production of a gas-filled converter tube with graphite anode. : de en
  • CH244478A - Radio receiver with spread spectrum. : de en
  • FR913539A - Installation of combustion turbines with at least one supercharged gasifier : en fr
  • USD145559S - Design for a game board : en
  • CA436894A - Printing process for textiles : en fr
  • CH244491A - Fenders on vehicles. : de en
  • CH244387A - Forged chrome-proof stainless steel and process for its manufacture. : de en
  • GR10826B - FLAMING DEVICE FOR THE HEATING OF OVENS, BOILERS, ETC. : el en
  • CA436806A - Bicycle lock and stand : en fr
  • CA436872A - Stocking manufacture : en fr
  • FR913583A - Improvements in the manufacture of tubular metal articles : en fr
  • CH244327A - Holders, in particular trouser holders for cyclists. : de en
  • CH244341A - Process for the preparation of dehydrocorticosterone. : de en
  • FI21525A - Flänsbalk av trä : en fi
  • FI21534A - Förfaringssätt för anrikning av titanhalten i järn- och titanhaltiga ämnen såsom t.ex. you manifested : en fi
  • US2407259A - Transmission control in signaling systems : en
  • US2407297A - Electron discharge apparatus : en
  • GB580621A - Regeneration of spent catalysts : en
  • US2407302A - Condensation of ketenes with ketoesters : en
  • FR913496A - Improvements to tubes used as packaging containers : en fr
  • GB580551A - Improvements in and relating to the preparation of materials for the production of photoconductive cells : en
  • FR913463A - Apparatus and method for the manufacture of locking bands for closure caps of containers : en fr
  • FR913570A - Automatic equipment for pricking grinding wheels for pulp production : en fr
  • GB580474A - Improved process for removing organic sulphur compounds from gases : en
  • GB580492A - Improvements relating to connector pins for electrical plug and socket connections : en
  • GB580564A - Improvements relating to optical instruments : en
  • FR53821E - Sulphonic acids or ethers salts of sulfuric acid and process for preparing these products : en fr
  • GB580540A - Improvements in or relating to signalling cartridges suitable for hand-held pyrotechnic signalling devices : en
  • US2407444A - Tractor operated post driver : en
  • AU122121B2 - Improvements in the manufacture of footwear : en
  • AU566646A - Electron discharge devices : en
  • AU122125B2 - Improvements in or relating to cameras for color photography : en
  • CH244308A - Device for holding the lids of cooking vessels etc. : de en
  • CH244375A - Revolution counter with zero position. : de en
  • CH244419A - Friction gear for stepless speed control. : de en
  • CH244451A - Electrical fuse plug. : de en
  • US2407620A - Switch for trolley rails : en
  • FI21513A - Skyddsrelä för vätskefyllda elektriska apparater : en fi
  • IE17771L - Electric conductor connectors : en
  • US2407228A - Water softener : en
  • US2407336A - Method and means for transmitting intelligence : en
  • US2407464A - Trailer hitch : en
  • CA436909A - Printing telegraph apparatus : en fr
  • CH244515A - Process for the preparation of an azo dye. : de en
  • US2407395A - Hectograph blanket and method of preparing same : en
  • US2407486A - Veterinary compositions : en
  • CA436880A - Telephone system : en fr
  • CH244326A - Watertight and airtight fabric and process for its manufacture. : de en
  • CH244441A - Terminal block for switchgear with labeling plates. : de en
  • CA436821A - Precision gauge : en fr
  • FR913481A - Synchronization device : en fr
  • GB580487A - Improvements relating to variable-output pumps : en
  • GB580526A - Improvements in the curing of polymeric materials : en
  • GB580472A - Improvements in or relating to lamps for lighting : en
  • US2407221A - Multiple purpose gas unit : en
  • US2407419A - Stabilization of tetrafluoroethylene : en
  • US2407548A - Fibrous structural material and method and apparatus for making same : en
  • CA436801A - Eye-cup : en fr
  • GB580627A - A granular soap product : en
  • US2407445A - Electrical conducting swing joint : en
  • FR913582A - Improvements to plastic reed plates for musical instruments, and to processes for their manufacture : en fr
  • GB580490A - Improvements in and relating to methods of consolidation of powdered metals : en
  • CA436822A - Crankcase heater : en fr
  • FR53813E - Device for machining work pieces : en fr
  • CH244352A - Process for the production of mixtures which can be used in particular as black powder substitutes or primers. : de en
  • IE18927L - Pulse modulation : en
  • FR53804E - Temperature control device with several stations comprising a control according to a predetermined law : en fr
  • FR913594A - Fixing device for electric heating plates : en fr
  • US2407423A - Wheel structure : en
  • FI21542A - Såningsmaskin för gödselämnen : en fi
  • FR913437A - Improvements to electric forging machines : en fr
  • FR913509A - Steam cooking boiler : en fr
  • FR913552A - Assembly for coupling and triggering combinations by telephone calls : en fr
  • US2407481A - Process of preparing sulphamide : en
  • US2407539A - Valve system and control therefor : en
  • FR913445A - electrical resistance elements, more particularly for thermometers : en fr
  • CH244431A - Device for regulating combustion turbine systems. : de en
  • US2407304A - Device for preparing messages for facsimile transmission : en
  • FR913423A - Process for manufacturing yarns, filaments, films, etc., from alginates : en fr
  • US2407293A - Frequency modulation : en
  • CH244473A - Telecommunications exchange facility. : de en
  • CH244468A - Process for the preparation of sodium pantothenate in crystallized form. : de en
  • DK64783C - Device for streamlined rear motor vehicles for air supply to the engine compartment. : da en
  • GB580554A - Improvements in adjustable nozzles for fire extinguishing : en
  • FR53843E - Reciprocal control system of the position of conjugated moving parts, with remote control by line or by radio : en fr
  • FR913435A - Method and device for controlling combustion engines : en fr
  • FR913559A - Auxiliary device for sewing machine : en fr
  • US2407383A - Garment sleeve : en
  • US2407428A - Cover removing tool : en
  • GB580470A - Improvements in picture and like frames : en
  • US2407510A - Brake control : en
  • CA436828A - Chimney : en fr
  • FI21545A - Preparation of the biscuit : en fi
  • US2407431A - Picture frame or the like : en
  • US2407599A - Resinous compositions and process of making same : en
  • CH244469A - Process for the preparation of a new benzenesulfonylguanidine. : de en
  • FR913588A - Process for preparing, in powder form, cooked vegetables with a high starch content : en fr
  • GB580510A - Means for controlling or counter-balancing the hinged or pivoted panels of vehicle windshields : en
  • US2407622A - Fuel tank : en
  • US2407260A - Privacy system : en
  • US2407408A - Carpet and rug cleaning machine : en
  • USD145578S - Design for a lace tablecloth : en
  • CA436846A - Diaphragm shutter : en fr
  • US2407394A - Self-quenched superregenerative receiver : en
  • CA436907A - Combined keyboard transmitter : en fr
  • CA436906A - Printing telegraph apparatus : en fr
  • CA436921A - Textile fabric : en fr
  • US2407267A - Ultra high frequency attenuator : en
  • AU1317644A - Improvements in combined ties and spacing units for use inthe construction of walls and floors : en
  • FR913593A - Method and device for regulating heating apparatus and electrode stoves : en fr
  • GB580634A - Improvements in electric circuit breakers : en
  • USD145569S - Design fob a button ob similar article : en
  • US2407601A - Brooder : en
  • CH244509A - Process for the preparation of a new benzenesulfonamide derivative. : de en
  • US2407367A - Jointed mannequin doll : en
  • US2407392A - Drive for triplex pumps : en
  • US2407306A - Range finder : en
  • US2407439A - Automotive gas tank cover switch : en
  • CA436899A - Gyro instrument : en fr
  • CA436893A - Paper bag making machinery : en fr
  • CH244303A - Table top with device for attachment to furniture and pivoting around a vertical axis. : de en
  • AU122129B2 - An improved method of producing acetylsulphanilyl chloride : en
  • AU1283844A - u Improvements in or relating to presses particularly for photographic purposes : en
  • CH244290A - Unfired brick and its method of manufacture. : de en
  • US2407588A - Shock absorber : en
  • CH244513A - Process for the preparation of an azo dye. : de en
  • US2407299A - Communication in pipe lines : en
  • US2407436A - Glue clamping device : en
  • US2407581A - Asbestos sheet material : en
  • AU1295344A - Improvements in or relating to cameras for color photography : en
  • FR913523A - Single propeller, cruiser stern vessel : en fr
  • GB580575A - Improvements relating to thermionic switching systems : en
  • FR913568A - Heating device : en fr
  • US2407308A - Method and apparatus for secret signaling : en
  • US2407226A - Antibumping device : en
  • CA436919A - Cellulosic material treatment : en fr
  • CH244520A - Process for the production of a metallizable polyazo dye. : de en
  • US2407465A - Method and apparatus for making caps or covers : en
  • AU2299145A - Improvement in cathode ray tube indicator : en
  • CH244518A - Process for the production of a metallizable polyazo dye. : de en
  • FR913560A - Method and apparatus for eliminating accidental fluctuations in electrical measurements : en fr
  • AU122111B2 - Improved game apparatus : en
  • US2407565A - Zinc mercaptide-aminothiazoline reaction product : en
  • CA436803A - Loose sheet binding : en fr
  • CH244394A - Device for limiting tool movement on machine tools. : de en
  • US2407296A - Electric discharge apparatus : en
  • AU1412644A - Improvements relating to door and like fasteners : en
  • CA436814A - Container : en fr
  • CH244493A - Lock. : de en
  • US2407381A - Means and method for transmitting secret intelligence : en
  • US2407583A - Method and apparatus for testing compressible hardness of materials : en
  • US2407245A - Electrical apparatus : en
  • US2407579A - Electrodeposition of tin : en
  • US2407373A - Dehydrogenation of hydrocarbons : en
  • US2407262A - Process for stabilizing or deactivating sludges, precipitates, and residues occurring or used in the manufacture of tetraalkyl leads : en
  • US2407287A - Course beacon : en
  • US2407289A - Power transmission : en
  • CA436840A - Remote control follow-up system : en fr
  • CH244361A - Flash lamp. : de en
  • CH244324A - Vacuum cleaner. : de en
  • CH244358A - Bureau printing press. : de en
  • US2407233A - Insulated wire stripping device : en
  • FR53816E - Process for preparing acetic anhydride : en fr
  • GB580519A - Improvements in or relating to the treatment of glass and the like : en
  • US2407449A - Mine car coupler : en
  • FR913416A - Contacts for contact springs : en fr
  • FR913487A - Pressure accumulator : en fr
  • GB580513A - Improvements relating to synchro-mesh change-speed gearing : en
  • FR913536A - Monoazo dyes : en fr
  • FR913488A - Weaving process and device mounted on the looms for carrying out the process : en fr
  • DK64789C - Closing device for cardboard boxes. : da en
  • GB580607A - Improvements in staircases : en
  • US2407453A - Off-peak hot-water heater : en
  • FR913425A - Inner lining foundry mold and casting production method : en fr
  • AU136038B2 - Improvements relating tothe recovery by distillation of cyclohexane from hydrocarbon mixtures : en
  • GB580527A - Improvements in or relating to electrical circuit arrangements for effecting integration and applications thereof : en
  • US2407534A - Carburetor : en
  • FR913457A - Process for the preparation of synthetic resinous condensation products and molding compositions obtained with these products : en fr
  • FR913534A - Process for preparing raster slides : en fr
  • US2407530A - Coupling device : en
  • FI21554A - I secured the knife to prevent it from falling out of the sheath : en fi
  • FR913581A - Parallel resistance pneumatic circuit breaker : en fr
  • FR53842E - Improvements to the alternate transmission assembly modes of several communications by means of a single transmission path : en fr
  • CH244506A - Holding device. : de en
  • CA436842A - Wave impulse generator : en fr
  • FR53809E - Process for manufacturing the bodies of sheet metal containers and in particular of cans : en fr
  • US2407410A - Lever-track controlled boom bucket closure : en
  • US2407466A - Clasp : en
  • CH244288A - Electric seat stove. : de en
  • CH244323A - Laundry machine with electrically heated kettle. : de en
  • US2407386A - Recovery of secondary olefins from acid extracts : en
  • CH244333A - Shoe trees. : de en
  • CH244483A - Device for organizing advertising. : de en
  • USD145592S - Automotive delivery vehicle : en
  • FR913484A - Device for handling the vault of an arc furnace with or without the electrode holders : en fr
  • AU1440944A - Gate latch : en
  • CH244495A - Footrest on bicycles. : de en
  • US2407413A - Plasticized styrene-maleic resin composition : en
  • US2407469A - Rotor for elastic fluid mechanism : en
  • AU1346744A - A protective and reinforcing sleeve or liner for pneumatic tyres : en
  • CA436879A - Electro-magnetic relay : en fr
  • CA436886A - Composite resinous product : en fr
  • CA436876A - Heat exchanger : en fr
  • US2407414A - Variable pitch propeller : en
  • US2407253A - Forming machine : en
  • US2407602A - Process for milling fabrics containing wool and cellulose acetate : en
  • AU122148B2 - Improvements inthe curing of polymeric materials : en
  • FR913508A - Improvements to articulated soles and heels in waterproof material for shoes of all kinds : en fr
  • US2407553A - Pipe thread gasket : en
  • FR913576A - Tubular rivet and riveting method and apparatus : en fr
  • GB580619A - Improvements in the lubricating oil systems of internal combustion engines : en
  • US2407248A - Method for stabilizing a polymerized rosin and polymerized rosin ester : en
  • GB580497A - Improvements in sensitive silver salt emulsions and developing-out processes therefor : en
  • FR53802E - cellulose ethers-salts and process for their preparation : en fr
  • GB580589A - Improvements in or relating to sliding doors, screens, partitions or the like : en
  • AU1312344A - Improvements in or relating to electric torches and like lamps : en
  • FR913579A - Improvements to lamps used in centered optical systems : en fr
  • FR913466A - Device for peeling fruits and vegetables : en fr
  • FR913517A - Perforated tubes of molded or pressed materials : en fr
  • CA436798A - Electrical connector : en fr
  • CA436854A - Turbine : en fr
  • CH244360A - Photographic camera for roll films. : de en
  • BE490702A - : en
  • CH244325A - Dust vacuum cleaner. : en fr
  • CA436805A - Tire or wheel fault detecting apparatus : en fr
  • CA436868A - Grooved pin manufacture : en fr
  • CH244314A - Funnel with a device to prevent overflow when pouring liquids into vessels. : de en
  • CH244490A - Planetary gear change transmission with continuously variable translation, especially for motor vehicles and railcars : de en
  • US2407249A - Chair tie for reinforcing rods : en
  • CH244329A - Dismountable bust. : de en
  • CA436889A - Carton sealing apparatus : en fr
  • CA436903A - Trailer vehicle : en fr
  • AU1325344A - Improvements relating to garment ironing presses : en
  • FR913420A - Combined lighting and sterilization lamps : en fr
  • CH244371A - Play device. : de en
  • AU645846A - Process for quick-freezing : en
  • CH244475A - Recording apparatus for electrical impulses. : de en
  • US2407295A - Apparatus for producing fibrous glass : en
  • US2407311A - Chemical process : en
  • US2407496A - Fluid transmission : en
  • US2407504A - Dynamoelectric machine : en
  • AU1585144A - Improvements in or relating to automatic pilots for aircraft : en
  • CA436813A - Wheelless disc harrow : en fr
  • CH244521A - Process for the production of a metallizable polyazo dye. : de en
  • CH244376A - Counter on liquid meters for dispensing liquids. : de en
  • CH244410A - Rubbing lighter. : de en
  • FR53826E - Device for producing sonic or ultrasonic oscillations in liquids : en fr
  • CH244423A - Rotary valve control on piston machines for gases and vapors. : de en
  • CH244432A - Method for regulating the performance of gas turbine plants. : de en
  • CH244321A - Process for the production of durable, non-gelatinizing cellulose solutions. : de en
  • GB580612A - Improvements in and relating to the preparation of catalytic masses for hydrocarbon synthesis : en
  • FR913452A - Advanced electric vehicle traveling without a conductor cable : en fr
  • GB580598A - Child's tracing device : en
  • CA436920A - Constructional material : en fr
  • FI21497A - Refunds for the use and operation of the pipe : en fi
  • GB580522A - Improvements in or relating to radio compasses : en
  • CA436869A - Photographic light-sensitive material : en fr
  • GB580558A - Improvements in apparatus for discharging stop end horizontal gas retorts : en
  • GB580569A - Improvements in aerial systems : en
  • GB580503A - Improvements in emergency-exit fastenings : en
  • CA436881A - Spark plug resistor : en fr
  • FR913419A - Improvements to electric arc furnaces : en fr
  • GB580581A - Improvements relating to cycle pumps : en
  • FI21510A - Motors and elements for decanting : en fi
  • FI21546A - Lockfågel : en fi
  • GB580515A - Improvements in collapsable cases, trunks, packing cases and the like : en
  • FI21539A - Anordning för grammofoner med skivmagasin : en fi
  • FR913486A - Improvement in the anodic oxidation treatment of aluminum and its alloys : en fr
  • CA436863A - Liquid distributing apparatus on propellers : en fr
  • FR913405A - Apparatus for controlling the operation of a machine intended to perform a number of different functions : en fr
  • US2407322A - Differential control device : en
  • FR913442A - Insulating material : en fr
  • AU131485B2 - Improvements in or relating to electrically operated card printing and/or perforating equipment : en
  • GB580577A - Improvements in sheet feeding arrangements for rotary printing machines : en
  • CA436882A - Electrical connector : en fr
  • FI21537A - Flight protractor : en fi
  • FI21502A - Co-ordination for the production of low speed vehicles : en fi
  • FR913448A - Windings improvements for dynamo-electric machines : en fr
  • GB580445A - Improvements in and relating to systems for magnetic field investigation : en
  • GB580614A - Improved combined gear wheel pump and electric motor unit : en
  • US2407554A - Blind : en
  • US2407612A - Method of making butter and butter oil concentrate : en
  • US2407334A - Casting machine : en
  • US2407604A - Percussion tool : en
  • GB580592A - Improvements in and relating to automatic parachute release apparatus for use in aircraft : en
  • FR913578A - Method and device for mounting chandeliers : en fr
  • GB580545A - Improvements relating to work holders : en
  • FR913426A - Steel alloy, especially for the manufacture of drilling tools : en fr
  • FR913430A - Improvements to copper-based alloys : en fr
  • CH244298A - Rechaud with electric heating plate. : de en
  • CH244414A - Device for releasably attaching the end of a flexible hose to a rigid hose head. : de en
  • US2407258A - Control for pressure cabins : en
  • DK64790C - Sludge centrifuge. : da en
  • CA436796A - Electric iron : en fr
  • CA436844A - Discharge lamp starting apparatus : en fr
  • CA436883A - Spark plug resistor : en fr
  • CH244505A - Device for rapid heating of premises. : de en
  • AU648246A - Improvements in or relating to arrangements for separating frame and line synchronising impulses in television and like systems : en
  • AU648346A - Receiver for time modulated electric pulses : en
  • CH244377A - Device for recording equipotential line images. : de en
  • US2407255A - Dust collecting composition and method : en
  • CA436913A - Electron discharge device : en fr
  • CH244354A - Process for the preparation of a composition containing an amino-plastic resin. : en fr
  • AU304946A - Improvements in or relating tothe tanning of leather : en
  • CA436852A - Coating apparatus : en fr
  • US2407342A - Sewing machine : en
  • CH244309A - Cooking pot. : de en
  • DK64775C - Device for closing mechanisms for briefcases, suitcases and similar carriers. : da en
  • FI21500A - Kallbehandlat armeringsstål och sätt för dess framställning : en fi
  • FR913503A - Fuse electrical conductor device : en fr
  • CH244516A - Process for the production of a metallizable polyazo dye. : de en
  • US2407362A - Permutation lockbox : en
  • US2407482A - Apparatus for freezing : en
  • US2407507A - Basket : en
  • CH244318A - Heald frames for looms and processes for their manufacture. : de en
  • CH244297A - Gas generator system. : de en
  • US2407300A - Definite-length adhesive tape dispenser : en
  • CA436928A - Internal combustion engine : en fr
  • US2407269A - Actuator : en
  • CH244334A - Shoe nippers. : de en
  • CH244285A - Water heater. : en fr
  • CH244466A - Suturing instrument consisting of a sewing needle and a forceps-shaped needle holder. : de en
  • CA436818A - Grain elevator : en fr
  • US2407220A - Nursing slip : en
  • US2407559A - Method of making resilient bushings : en
  • CH244498A - Railway signal system. : de en
  • CA436905A - Joint or connector for pipes : en fr
  • CH244496A - Overhead cable car. : de en
  • CH244449A - Current monitor. : de en
  • FR53815E - Use of fabrics, felts or sheets of the kind of paper, of highly polymerized hydrogen carbides, as a dialysis membrane for alkaline liquids : en fr
  • FR913467A - Process for the production of 3-cyanopyridine : en fr
  • FR913511A - Electric lighter : en fr
  • GB580631A - Improvements in or relating to means for the admission of the charge to the cylinders of two-stroke cycle internal combustion engines : en
  • AU1508044A - Improvements in and connected withthe terminal ends of electric conductors : en
  • US2407401A - Lateral control arrangement : en
  • US2407415A - Dispensing package : en
  • CH244296A - Process for regulating the slag outflow of pressure-fired furnaces, gas generators and the like, as well as equipment for carrying out this process. : de en
  • CH244389A - Electric pipe welding process. : de en
  • GB580444A - An improved counting device : en
  • CH244492A - Valve. : de en
  • CH244280A - Truss bridge and method of making it. : de en
  • CA436850A - Azo-dyestuff : en fr
  • FR913556A - Parts assembled together by means of self-immobilizing joints to achieve various objects : en fr
  • CA436857A - Indexing apparatus : en fr
  • US2407547A - Wrench : en
  • US2407476A - Electric circuit : en
  • US2407524A - Shoe heel construction : en
  • US2407545A - Thread friction testing device : en
  • CA436830A - Locking construction : en fr
  • US2407218A - Fluid sealing device : en
  • US2407284A - Air distribution outlet : en
  • US2407459A - Ring catch : en
  • US2407432A - Traffic signaling system : en
  • CA436860A - Electronic apparatus : en fr
  • GR10827B - SHIP TYPE. : el en
  • FI21521A - Lock stand : en fi
  • CH244519A - Process for the production of a metallizable polyazo dye. : de en
  • CA436809A - Locomotive : en fr
  • CH244460A - Electromagnetic drive for clockwise opening and closing contacts, especially of contact converters. : de en
  • CA436811A - Can opener : en fr
  • CA436865A - Protective apparatus : en fr
  • CA436833A - Control apparatus : en fr
  • CA436845A - Electric switch : en fr
  • US2407350A - Nutcracker : en
  • US2407325A - Range converter : en
  • US2407443A - Sheet moistening device for duplicating machines : en
  • US2407578A - Thread cutter : en
  • AU122151B2 - Improved step-in corset : en
  • CH244510A - Process for the preparation of an azo dye. : de en
  • CA436858A - Machine tool : en fr
  • CA436835A - Control apparatus : en fr
  • US2407519A - Inserted tooth tool : en
  • CA436834A - Control apparatus : en fr
  • CH244396A - Quick change chucks. : de en
  • CH244439A - Rotor with solid iron body for electric induction machines. : de en
  • CH244300A - Cutlery holder. : de en
  • CA436866A - Protective covering : en fr
  • FR913408A - Bracelet with articulated elements : en fr
  • GB580523A - Improvements in apparatus for butt-welding metal sheets : en
  • CH244319A - Two-cylinder circular knitting machine. : de en
  • AU135157B2 - Electron discharge devices : en
  • CH244508A - Process for the preparation of a new amide derivative. : de en
  • CH244407A - Tool designed as an electrical voltage tester. : de en
  • US2407487A - Brake : en
  • US2407613A - Compressed-air driven drill : en
  • CH244403A - Process for the manufacture of hollow objects of synthetic resins, using hollow molds and shapes with coarse outlines. : en it
  • CA436874A - Conveyer : en fr
  • CH244356A - Container for standardized documents. : de en
  • US2407564A - Light meter : en
  • CH244485A - Method and device for closing a two-part box. : de en
  • CA436898A - Welding flux : en fr
  • CH244305A - Pressure cooker stopper. : de en
  • AU1775144A - Improvement in indicator and/or control system : en
  • GB580495A - Induction heating apparatus : en
  • CA436837A - Electrical remote control device : en fr
  • CA436922A - Alcohol production from whey : en fr
  • CH244277A - Socket for fasteners to be walled in when building. : de en
  • US2407243A - Magnetostriction oscillator : en
  • US2407315A - Liquid medium for ultrasonic compressional wave transmission : en
  • GB580556A - Solenoid firing mechanism for machine guns : en
  • FR913538A - Process of thermal regeneration of animal black : en fr
  • GB580570A - Improvements in or relating to keying devices for high frequency circuits : en
  • CA436896A - Hydraulic remote control or indicating system : en fr
  • CA436912A - Pump : en fr
  • GB580507A - Improvements in or relating to chairs and like articles of furniture : en
  • CH244454A - Method for ensuring the straight flow of a metal foil from a supply roll, in particular for the purposes of electrolytic capacitor production. : de en
  • GB580622A - Improvements in self-locking nuts : en
  • AU1560644A - Improved step-in corset : en
  • CH244526A - Self-priming pump. : de en
  • US2407586A - Stress-free stud : en
  • GB580451A - Electromagnet : en
  • AU138205B2 - Improvements in or relating to arrangements for separating frame and line synchronising impulses in television and like systems : en
  • US2407556A - Shoe : en
  • AU1461344A - Whooping cough endotoxin : en
  • US2407489A - Electrodeposition of zinc : en
  • GB580530A - Improvements relating to opacifiers for enamels : en
  • FR913546A - Heating oil treatment and mixing process : en fr
  • US2407327A - Aircraft with power driven rotor : en
  • US2407574A - Adjustable breast pocket : en
  • FR913512A - Electric speed regulator : en fr
  • FR913459A - Process for the preparation of rubber derivatives and synthetic resinous condensation products containing rubber or rubber derivatives : en fr
  • FR913489A - Weaving process and device, mounted on looms equipped with a drawing mechanism, for carrying out the process : en fr
  • FR53832E - Process for the preparation of aldehyde resins finely dispersed in water : en fr
  • FR913591A - Fabric for printing by means of frames : en fr
  • GB580480A - Improvements in and relating to filing systems : en
  • GB580632A - Improvements in or relating to record-card-controlled printing machines : en
  • GB580493A - Improvements in submarine periscopes : en
  • CH244338A - Method of making a nutritional product for infants. : de en
  • CH244351A - Cleaning preparations, in particular for body cleaning. : de en
  • GB580549A - Improvements in or relating to the construction of steel beams : en
  • US2407461A - Magazine for firearms : en
  • CH244393A - Adjustable spacer ring. : de en
  • CH244444A - Device for receiving alternating current pulses. : de en
  • GB580509A - Process for the manufacture of pantothenic acid and its salts : en
  • US2407563A - Glider : en
  • LU27755A1 - : en
  • US2407555A - Automatic control : en
  • US2407270A - Submarine signaling : en
  • US2407294A - dcgros ccnt : en
  • FR913564A - Improvements in chain knitting looms : en fr
  • US2407396A - Stabilization of tetrafluoroethylene : en
  • CH244284A - Tubular boilers. : de en
  • FR913510A - Electric brush for cleaning teeth : en fr
  • FR913526A - Recorder for disc recording : en fr
  • US2407360A - Method of temperature compensating tuned circuits : en
  • CH244440A - Component made of sheet metal to which an elongated component is attached. : de en
  • US2407351A - Process for the manufacture of o-sulphobenzoic acids : en
  • CH244507A - Process for the preparation of a new amide derivative. : de en
  • US2407244A - Apparatus for submarine signaling : en
  • US2407533A - Dishwashing device : en
  • GB580496A - Production of coloured photographic images : en
  • FR913424A - Process for making cellulosic fibers water-repellent compounds used in this process and processes for making these compounds : en fr
  • FR913407A - Pocket lighter with pyrophoric stone : en fr
  • FR913571A - Method for stabilizing acrylonitrile to prevent deterioration : en fr
  • FI21560A - Suksiside : en fi
  • FR53836E - Process of photographing or reproducing line drawings : en fr
  • FR913572A - Booster pump device for supplying fuel to aircraft engines : en fr
  • US2407485A - Television control system : en
  • US2407370A - Flame hardening torch : en
  • US2407499A - Measured tension control for : en
  • CA436800A - Chimney : en fr
  • GB580517A - Improvements in or relating to bakers' ovens : en
  • FI21515A - Corrosion pricing oil : en fi
  • CA436816A - Trailer to prime mover coupling means : en fr
  • CH244425A - Cylinder for air-cooled internal combustion engines. : de en
  • US2407477A - Ejector mechanism for firearms : en
  • US2407500A - Container fok explosive shells : en
  • FR913417A - Contact spring groups for relays and the like : en fr
  • US2407521A - Electric protective system : en
  • CH244383A - Watch movement escapement. : en fr
  • GB580579A - Improvements in and relating to the treatment of petroleum cracking residues : en
  • US2407328A - Sending and receiving apparatus : en
  • CH244494A - Stabilization device for motorcycles, allowing their use on snowy and icy roads. : en fr
  • US2407246A - Fluoro-chloro hydrocarbons and processes of making them : en
  • US2407549A - Method of surface coating tissue paper with thermoresponsive resins : en
  • GB580603A - Turbine lubricating oil compositions : en
  • GB580452A - Improvements in holders for arc-welding electrodes : en
  • US2407498A - Shoe : en
  • US2407418A - Relay device : en
  • FR913502A - Production of iron powder : en fr
  • FR913585A - Appliance for brewing coffee : en fr
  • GB580471A - Improvements in and relating to devices adapted for use in teaching counting and clock reading : en
  • GB580485A - Improvements in or relating to the purification and compression of ethylene : en
  • CA436926A - Shortening for bakery purposes : en fr
  • CH244386A - Process for the production of steel from acidic ores. : de en
  • DK64776C - Central heating boiler. : da en
  • AU1213743A - Improvement in anaesthetising apparatus : en
  • AU122131B2 - Gate latch : en
  • FI21557A - Kardmaskin : en fi
  • FR913455A - Improvements to drive devices for vehicles, boats and other applications : en fr
  • US2407535A - Carburetor : en
  • CH244307A - Cooking vessel. : de en
  • USD145577S - Design for a shoe : en
  • FI21551A - Photographic machine tripod : en fi
  • CH244379A - Iron core for current transformers. : de en
  • FR913600A - Motorcycle Gearbox Combination Control Device : en fr