• US2338698A - Disk harrow : en
  • US2338787A - Method of making articles : en
  • CH230497A - Process for the preparation of a new oxidation product of the dimethyl-cyclopentanopolyhydrophenanthrene series. : de en
  • CH230603A - Communication system with two-way speaker traffic. : de en
  • DE744141C - Device for monitoring devices in the basic and working position, especially for railway light signals : de en
  • DE743317C - Process for finishing films or the like made from cellulose triesters : de en
  • US2339218A - Substituted pimelic acids : en
  • CA417734A - Screw conveyer and joint : en fr
  • US2338913A - Welding electrode holder : en
  • DE744177C - Process for the cold forming of metal pipes that have been coated with oxide and ignition layers after the previous annealing treatment : de en
  • FR889638A - Self-locking maneuvering and adjustment device, and objects, such as seats, ladders and the like incorporating this device : en fr
  • US2338829A - Chemical process and product : en
  • USD137039S - Cadwallader automobile bumper : en
  • US2338927A - Closing and clamping device : en
  • CA417721A - Fatty acid distillation : en fr
  • CH230625A - Process for the preparation of a stilbene dye. : de en
  • CH230619A - Device on internal combustion engines used to drive aircraft to utilize the energy of the exhaust gases from the latter. : de en
  • FR889604A - Dosing-mixer with corrector for supplying combustion engines with all gaseous fuels : en fr
  • AU117963B2 - Improvements in detectors for frequency modulation : en
  • CA417693A - Cylindrical press : en fr
  • DE744337C - Rim brake, especially for bicycles : de en
  • GB558671A - Improvements in or relating to permanent magnet structures : en
  • DE744019C - Process for the production of violet to blue water-soluble basic dyes : de en
  • CH230555A - Belt tensioning device on engines. : de en
  • US2339039A - Drop frame body hoist : en
  • CA417632A - Headgear : en fr
  • FR889639A - Machine perfected to treat ramies, leaves and textile plants : en fr
  • FR889504A - Device for supplying overhead line buses : en fr
  • FR889409A - Shaking device : en fr
  • FR889570A - Device for assembling crossed construction elements in the form of bars or tubes : en fr
  • FR889572A - Large caliber portable firearm : en fr
  • DE744246C - horseshoe : de en
  • US2338936A - Electrode frame structure : en
  • US2339105A - Carburetor for internal combustion engines : en
  • DE744316C - Process for the production of compacts from peat : de en
  • DE744300C - Facility for operating Roentgen pipes : de en
  • US2338938A - Generator relay shield : en
  • US2339103A - Transformer system : en
  • AU117919B2 - Frequency and phase modulation receivers : en
  • DE744274C - Detergents, cleaning agents and softeners : de en
  • FR889506A - cast iron boiler element, in particular for central heating boilers : en fr
  • CH230564A - Cast light metal pistons for internal combustion engines. : de en
  • DE743034C - Mouth closers to prevent mouth breathing while sleeping : de en
  • DE744210C - Pendulum multiplier with two opposing impact electrodes : de en
  • DE744276C - Method and device for multiple use of the cutting pads in three-knife machines for trimming stacks of paper o. : de en
  • ES9289U - Tonel for powdered, pasty or similar substances, which facilitates their filling "without deterioration", with removable lid that facilitates the closure of the product and that when you want to proceed to its emptying is done in a way that does not harm it. (Machine-translation by Google Translate, not legally binding) : en es
  • US2339149A - Cyclic circuit controller : en
  • CA417630A - Hair dressing apparatus : en fr
  • DE744221C - Putty for glazing : de en
  • US2338961A - Transferring device for the figures : en
  • US2339115A - Machine for and method of packaging capsules : en
  • CA417661A - Alumina insulating material : en fr
  • GB558676A - Improvements in or relating to hand operated agricultural implements : en
  • GB558652A - Improvements in and relating to synthetic resinous moulding compositions : en
  • US2339037A - Generator regulating system : en
  • DE744326C - Agitator for upright cylindrical liquid containers : de en
  • DE744161C - Tied gyro to determine angular acceleration : de en
  • GB558600A - Improvements in, or relating to, steam separators : en
  • US2339015A - Fluid drive : en
  • US2339145A - Embossing method and means : en
  • US2338808A - Means for smoothing sleeved articles on pressing tables and operating means therefor : en
  • DE744123C - Control device for internal combustion engines, especially aircraft engines : de en
  • DE743029C - Process for the preparation of undekamethine dyes : de en
  • FR889585A - Process for the construction of walls, partitions, floors or ceilings using concrete blocks, aerated concrete, or any other lightweight, suitable construction material : en fr
  • GB558585A - Wagon-, and tub-tippler : en
  • GB558597A - Improvements in or relating to thermionic amplifiers : en
  • US2338862A - Container : en
  • US2339030A - Article conditioning shakeout tumbler : en
  • FR889406A - Manufacturing process of polyfunctional carbamic acid derivatives : en fr
  • FR889511A - Propulsion device for land vehicles fitted with a torque transformer operating on the flow principle : en fr
  • CA417712A - Kettle body : en fr
  • CH230538A - Device for driving tools going back and forth. : de en
  • US2338842A - Phonograph recording : en
  • DK61787C - Partial Procedure Reduction of Polycarbonyl Compounds of the Saturated and Unsaturated Cyclopentanopolyhydrophenanthene Series. : da en
  • DE733673C - Device for the instrument display of the course deviation for target course recipients : de en
  • DE744430C - Moving steady rest with two jaws arranged at an angle to each other to support turned parts, the diameter of which changes continuously : de en
  • FR889613A - Glove manufacturing process and resulting industrial product : en fr
  • AU671642A - Improvements in or relating togas blast electric circuit breakers : en
  • DE744152C - Switching arrangement for resistance point and seam welding machines with the modulator controlling the welding circuit : de en
  • FR889548A - Vehicle : en fr
  • CA417757A - Motor control apparatus : en fr
  • DE744119C - Plastic masses made from super polyamides : de en
  • US2339065A - Sorting machine : en
  • GB558533A - Improvements in and relating to detachable connections for flexible pipe lines : en
  • FR889471A - Process for the preparation of highly esterified condensation products of formaldehyde with aminotriazines : en fr
  • US2338982A - Self-contained die set : en
  • DK61799C - Drying element holder for bicycle lights. : da en
  • US2338747A - Means for shortening the effective length of lines or cords : en
  • US2339072A - Method of producing getter and formed metal ribbon : en
  • US2339094A - Method of preparing polyaryl selenazoles : en
  • CH230465A - Device for the heat treatment of goods of various kinds, in particular for burning cement, alkaline earth carbonates, e.g. B. lime, magnesite, dolomite and the like. : de en
  • DE744173C - Dismantling and loading machine : de en
  • DE744353C - Method for soldering out remaining dovetails for briquette extrusion on plates : de en
  • US2338833A - Fire rescue device : en
  • US2338960A - Process and apparatus for the impregnation of fiber fleeces with binding agents : en
  • FR889490A - Chain tensioning device, in particular for motor vehicle tracks : en fr
  • DE743918C - Process for improving the baking quality of flour : de en
  • FR889416A - Device for the manufacture of hollow bodies, in particular heads or limbs of dolls, made of materials molded from artificial resin : en fr
  • US2338734A - Food conveyer : en
  • US2339064A - Packaging method and means : en
  • DE744400C - Process for processing waste from casein hardened with formaldehyde and from formaldehyde compounds of other proteins : de en
  • US2338946A - Device for interrupting overloads : en
  • DK61803C - Procedure for the production of solid shaped bodies with foam structure by raising hydraulically bonding masses. : da en
  • USD137041S - Design for a dress : en
  • FR889494A - Switch for the electric remote control of repeating weapons, in particular on board airplanes : en fr
  • US2338962A - Conveyer : en
  • FR889430A - self-tightening and self-loosening metal prop : en fr
  • US2338866A - Apparatus for discriminating telemetric impulses : en
  • GB558549A - Improvements in or relating to mechanism for generating curved surfaces, particularlyadapted for lens grinding : en
  • GB558551A - Improvements in or relating to perfecting printing presses : en
  • FR889555A - Plunger core coil, variable coupling by displacement of the core : en fr
  • US2338709A - Azo compounds and material colored therewith : en
  • US2339224A - Carton : en
  • GB558630A - Improvements in or relating to electrically heated garments : en
  • FR889465A - Device for dressing the flat surface on grinding wheels with different outer diameters : en fr
  • FR889502A - : fr
  • FR889626A - Device intended for trimming the rubber of worn automobile tires in order to restore them to their original grip : en fr
  • US2338917A - Process for manufacturing artificial textile fibers from casein : en
  • US2339013A - Steering wheel : en
  • US2339056A - Polyvinyl acetal resin composition : en
  • US2338779A - Grading or separation of particles of solids, liquids, or gases : en
  • US2338979A - Electric motor control : en
  • DE744437C - Pressing device, especially for asbestos fiber rings : de en
  • FR889581A - Electromagnetic oscillating motor : en fr
  • FR889592A - Separation of ethyl chloride from mixtures containing it : en fr
  • GB558625A - Improvements relating to rods for drain cleaning, cable laying chimney sweeping and the like purposes : en
  • FR889591A - Mold making process : en fr
  • GB558648A - Improvements in or relating to electrical transformers : en
  • GB558571A - Socket and collar handle coupling for household sweeping or yard brush : en
  • GB558575A - Improvements in and relating to hair curlers : en
  • CH230474A - Boot puller. : de en
  • FR889630A - Nozzle for gasifiers : en fr
  • CH230498A - Process for the preparation of a new tetracyclic ketone. : de en
  • US2338991A - Magnetic well logging : en
  • US2339164A - Refining vegetable phosphatides : en
  • FR889519A - Solid rubber tire with tread surface lining : en fr
  • GB558638A - Windshield cleaner control : en
  • GB558669A - Improvements in or relating to types for typographical printing : en
  • DE744343C - Machine gun with longitudinally divided cartridge chamber formed by two rollers : de en
  • DE744368C - Production of hydrogen chloride : de en
  • US2338890A - Electrical rectifier : en
  • AU779842A - Improvements in and relating to bottle stoppers : en
  • CH230536A - Metal cutting tool for bores. : en fr
  • CH230493A - Process for preserving agricultural products, in particular fruits and potatoes. : de en
  • US2339184A - Stabilization of aqueous dispersions of polymers of vinyl esters : en
  • USD137015S - Embroidered trimming or similar article : en
  • DE744278C - Device for splitting ammonia : de en
  • US2339112A - Display container : en
  • CA417623A - Bracket for swings : en fr
  • DE744111C - Device for carrying out the process for the production of artificial threads of any fineness : de en
  • GB558637A - Improvements in or relating to hydraulic pumps : en
  • US2339179A - Apparatus for making corded-edged textiles : en
  • US2338824A - Automotive vehicle license tag : en
  • AU117968B2 - Starting gates : en
  • US2338722A - Manufacture of rayon : en
  • GB558589A - Darning device for use with sewing machines : en
  • CA417655A - Metering circuit for x-ray apparatus : en fr
  • US2339078A - Eye shield : en
  • US2339172A - Window screen : en
  • CH230562A - Light metal pistons for internal combustion engines. : de en
  • FR889473A - Small pocket lighter : en fr
  • CH230481A - Elastic band on items of clothing. : de en
  • CH230570A - Unipolar machine. : de en
  • CH230598A - Containers with a stamping tool that serve as a pack and for storing ointment, as well as for introducing and massaging the ointment into body cavities. : de en
  • CA417740A - Hydrocarbon recovery : en fr
  • CA417748A - Hydrocarbon processing : en fr
  • US2339017A - Air impeller : en
  • CA417714A - Grinding wheel : en fr
  • DE744384C - Electric switch with toggle mechanism : de en
  • US2338964A - Frying apparatus : en
  • DE744264C - Process for the production of color photographic images with the aid of non-diffusible dye formers : de en
  • GB558588A - Improvements in plant training or supporting devices : en
  • US2338801A - Conduit : en
  • US2338968A - Display stand : en
  • US2339211A - Method and apparatus for making tubular articles : en
  • US2339001A - Molding machine : en
  • FR889609A - Apparatus for collecting human blood for the separation and collection of blood serum : en fr
  • US2338778A - Ship ladder : en
  • US2339186A - Centrifugal pump : en
  • CA417698A - Radio landing beam for aircraft : en fr
  • CH230473A - Pressure display device on containers, in particular on pressure cookers. : de en
  • CH230504A - Process for preparing plastic and coating compositions, and product obtained according to this process. : en fr
  • US2338760A - Pressure regulator : en
  • US2339168A - Bottle carrier : en
  • FR889495A - : fr
  • CH230517A - Indicating device on an internal combustion engine. : de en
  • DE744158C - Rubber riser and sprue model : de en
  • FR889485A - Process for reactivating molded catalysts composed of siliciferous substances and metal sulphides : en fr
  • GB558616A - Improvements in or relating to clinometers : en
  • US2338791A - Composition of matter : en
  • GB558674A - Improvements in the production of road tars : en
  • US2338762A - Apparatus for firing powder : en
  • US2339177A - Automatic tuner : en
  • US2338932A - Forage cutter : en
  • US2339090A - Torque operated propeller pitch changing device : en
  • US2339205A - Steering arrangement for motor road vehicles : en
  • DK61797C - Lap for Repair of Car Tires. : da en
  • GB558609A - Improved means for fastening paper sheets together : en
  • US2338768A - Method and apparatus for decoding locks : en
  • US2338953A - Refrigerating apparatus : en
  • FR889438A - structural element for forming a tensile-resistant wall : en fr
  • FR889598A - Sealing two-stage check valve for high pressure fluids : en fr
  • US2338731A - Circuit controller : en
  • US2338904A - Apparatus for screening paper pulp : en
  • FR889492A - Process for preparing reeds for obtaining spinnable fibers : en fr
  • FR889552A - Further training in contact converters : en fr
  • DE744196C - Cathode ray tubes in which a z. B. intensity-controlled electron beam generates a charge image on an insulator : de en
  • GB558593A - Improvements in machines for folding, cutting and packaging articles such as stamp hinges : en
  • US2339200A - Process for preventing tarnishing of metals : en
  • US2339215A - Water sealed hopper : en
  • US2338706A - Signaling system : en
  • US2338721A - Manufacture of rayon : en
  • GB558677A - Apparatus for the manufacture of articles by a dipping process : en
  • DE744296C - Electron tubes : de en
  • FR889488A - Device for collecting Colorado beetles : en fr
  • US2338716A - Swivel coupling : en
  • DE744140C - Process for the production of armor sheets or plates : de en
  • DE744377C - Teletype transmitter for five-alphabet with several, preferably two type groups and automatic transmission of a type group change character when changing to another type group : de en
  • DE744188C - Steam locomotive : de en
  • GB558573A - Improved concrete units for use in building construction : en
  • FR889487A - Pouring cap for bottles : en fr
  • US2338696A - Tire loosening device : en
  • US2338726A - Rocker arm : en
  • US2338880A - Magazine safety razor : en
  • DE744144C - Device for reducing the flashover distance at which pre-discharges occur when switches are switched on : de en
  • DE744117C - Protective device on surface planing machines : de en
  • DE744393C - Roentgen system with a Graetz rectifier circuit : de en
  • FR889518A - Improvements to cycle executives : en fr
  • US2339173A - Bone conduction receiver : en
  • USD137027S - Design fob a badge ob similar abticle : en
  • DE744352C - Press for deforming and compressing materials : de en
  • FR889436A - Process for preventing enamels or ceramic glazes from cracking : en fr
  • DE744310C - Process for the representation, identification, visualization or recording of structures within the human or animal body : de en
  • US2338770A - Method and apparatus for treating strip plastic material : en
  • CA417704A - Blowpipe head : en fr
  • US2339048A - Compressor : en
  • CH230606A - Circuit arrangement with connection lines that can be used in both directions in telephone systems. : de en
  • CH230641A - Device for lowering the midpoint surge voltage of single and multi-phase transformers. : de en
  • FR889631A - Coupling controller for gasifier vehicle batteries and other applications : en fr
  • GB558566A - Improvements in or relating to record-card controlled accounting machines : en
  • US2338845A - Hydraulic piston snubber : en
  • US2339129A - Radiological method of surveying wells : en
  • US2338705A - Cap : en
  • US2339025A - Circuit protective equipment : en
  • FR889634A - Improvements to power outlets : en fr
  • FR889620A - Articulated wooden shoe sole : en fr
  • GB558568A - Improved process for converting straw into straw-semi-stuff for use in the production of paper and the like : en
  • GB558538A - Improvements in or relating to soles for footwear : en
  • GB558546A - Improvements in friction clutches : en
  • GB558559A - Improvements in electric circuit breakers of the gas blast type : en
  • GB558579A - Improvements in or relating to electric circuit breakers having automatic tripping means : en
  • DE744315C - Device for sealing windows : de en
  • DE744195C - Contact wire suspension : de en
  • DE744446C - Arrangement for reducing the distortion factor of amplifiers connected in push-pull : de en
  • DE743915C - Process for the production of transparent, water vapor impermeable foils : de en
  • CH230547A - Process for the production of coatings. : de en
  • DE744287C - Procedure for balancing two-stage or multi-stage direct current amplifiers : de en
  • FR889601A - Turbine blade : en fr
  • DE744132C - Network monitoring image : de en
  • DE744134C - Rolling mill for the production of seamless tubes : de en
  • DE744147C - Power converter : de en
  • GR10207B - METHOD FOR MAKING MEANS OF PROTECTION OF THE SKIN AND TREATMENT OF THE BODY. : el en
  • US2338810A - Gas burner assembly : en
  • CA417650A - Clutch control mechanism : en fr
  • US2338972A - Tool for cutting grooves : en
  • US2338773A - Automatic boiler feed regulator : en
  • US2338703A - Radio range visualizing device : en
  • GB558639A - Improvements relating to valve mechanism for fluid motors : en
  • GB558557A - Composite catalysts suitable for use in catalyzing hydrocarbon conversion reactions and process for manufacturing the same : en
  • CA417699A - Cigar shaping machine : en fr
  • GB558672A - Improved method and apparatus for moulding powdered material : en
  • US2338907A - Blocking layer cell unit : en
  • IE16569L - Ranges: boiler furnaces : en
  • US2339153A - Warp knitting machine : en
  • GB558618A - Improvements in recovery of olefin oxides : en
  • FR889575A - Fastening connector serving in particular to connect a propulsion mechanism or transmission mechanism of an airplane to the airframe or to a similar element : en fr
  • FR889509A - Process for the production of bivalent alcohol : en fr
  • GB558531A - Improvements in the construction and method of manufacture of solid rubber wheels and rollers : en
  • GB558570A - Improvements in fuzes, particularly for bombs, depth charges and the like : en
  • DE744112C - Device for carrying out the process for the production of artificial threads of any fineness : de en
  • DE744309C - Process for greasing and impregnating leather : de en
  • CA417619A - Fire extinguishing nozzle : en fr
  • FR889644A - Improvements made to excavators, more especially those of the electric type : en fr
  • DE743518C - Starting device for flying piston internal combustion engines, in particular flying piston propellant gas generators : de en
  • DE744228C - Device for air freshening : de en
  • CH230620A - Resistant preparation for dyeing and printing textile fabrics. : de en
  • FR889418A - Device for roughly graduating the excitation of DC machines working in a ward-leonard connection : en fr
  • FR889402A - : fr
  • AU773442A - Improvements in or relating to washing apparatus : en
  • CA417711A - Pressure cooker : en fr
  • US2339020A - Elevator truck : en
  • CA417642A - Container filling and sealing method : en fr
  • DE744114C - Process for the production of powders containing sulfur : de en
  • DE744130C - Fire extinguishers : de en
  • DE744200C - Electric fuse : de en
  • FR889515A - Pressure compensator for multiple presses : en fr
  • FR889584A - Cross wire winder : en fr
  • GB558540A - Improvements relating to oil burning heating stoves : en
  • US2339107A - Production of motor fuels : en
  • GB558634A - Improvements in or relating to electrode soldering irons : en
  • GB558532A - Improvements in and relating to electric lamps : en
  • CH230532A - Hand-operated electric spot welding gun. : de en
  • CA417626A - Vehicle body : en fr
  • CA417667A - Spinning machine pressure apparatus : en fr
  • DE744194C - Arrangement of the braking elements for rail brakes, especially for conveyor wagons : de en
  • FR889629A - Device for automatically switching on and off the auxiliary phase of a single-phase induction motor : en fr
  • CH230544A - Razor. : de en
  • US2339046A - N,n-(alpha-beta-alkylene)-acet-amides and a process of preparing them : en
  • CA417628A - Solid fuel briquette manufacture : en fr
  • AU117931B2 - Improvements in or relating to collecting mechanism : en
  • AU646542A - Improvements in or relating to attemperators : en
  • DE744247C - Insecticides : de en
  • CH230613A - Arrangement for displaying a television picture. : de en
  • FR889590A - New model of freewheel for bicycles : en fr
  • US2339007A - Transfer and walker device : en
  • USD137024S - Design for a street-sweeper body : en
  • USD137035S - Tool for installing conduit clips : en
  • CA417666A - Electrical contact member : en fr
  • AU117958B2 - Improvements in or relating to cutting dies : en
  • DK61800C - Made with Split Tail. : da en
  • GB558560A - Improvements in or relating to the stiffening of shoe parts : en
  • AU775142A - Electrical contact assembly for use in electron discharge devices : en
  • CA417729A - Dynamometer : en fr
  • US2338764A - Sole-laying machine : en
  • DE744367C - Process for cleaning up chlorine gas : de en
  • FR889421A - Light metal piston for internal combustion engines : en fr
  • CA417750A - Tipped tool : en fr
  • US2338746A - Dyeing of hair : en
  • US2338844A - Control mechanism for gas burners : en
  • CA417631A - Gaseous medium filtering apparatus : en fr
  • US2338711A - Alkylation of aromatics : en
  • DE744159C - Device for the production of metallic coatings on metal bands : de en
  • DE744454C - Process for the production of metal discharge vessels, in which the metal base carrying the electrode holder is screwed onto the bulb with the aid of a screw connection : de en
  • FR889475A - Cellulosic glass sheet resistant to atmospheric agents and process used for its manufacture : en fr
  • CH230636A - Process for the preparation of an azo dye. : de en
  • CH230486A - Lightweight crampon. : en fr
  • CA417743A - Shoe upper shaping machine : en fr
  • AU117927B2 - Surgical stitching instrument : en
  • AU794243A - Chromate recovery : en
  • CH230591A - Audiometer. : de en
  • US2339188A - Work positioning means for imprinting machines and the like : en
  • DE744197C - Device for pulling electrical cables into open cable trenches : de en
  • ES142859A3 - A procedure for the production of tablets for livestock feed. : en es
  • AU117905B2 - Ignition timing interrupter and regulator for internal combustion engines : en
  • CA417725A - Carton taping machine : en fr
  • CH230599A - Withdrawal signal device on isolation devices with high pressure nutrient gas. : de en
  • CA417634A - Goggles : en fr
  • CA417694A - Enclosed circuit breaker mechanism : en fr
  • CA417633A - Pneumatic submersible container : en fr
  • CH230551A - Matchbox. : de en
  • CH230542A - Process for processing coil springs on precise inner or Outer diameter. : de en
  • CH230471A - Fastening device for household machines. : de en
  • CA417668A - Coated non-inflammable glass fabric : en fr
  • FR889476A - Aircraft rudder and aileron locking device : en fr
  • US2338816A - Musical instruction device : en
  • US2338818A - Sprocket wheel assembly : en
  • US2338897A - Means for reducing the slanting to a side of pneumatically supported vehicles : en
  • US2339208A - Flexible abrasive product : en
  • US2338712A - Boiler-absorber assembly : en
  • FR889428A - Pneumatic indicator : en fr
  • CH230608A - Circuit with one or more reactance tubes. : de en
  • CH230464A - Process for the production of vacuum-tight metal layers on unglazed ceramic. : de en
  • DE744365C - Floor for the exchange between liquids and vapors or gases : de en
  • US2339068A - Paper sack : en
  • USD137029S - Picture frame or similar article : en
  • US2338963A - Adjustable hone : en
  • US2338708A - Heater : en
  • US2338713A - Half-cell for making potential measurements in substances : en
  • US2338852A - Vacuum sealing machine : en
  • CH230470A - Electric heater. : en fr
  • GB558606A - Improvements in or relating to water taps or valves : en
  • AU780642A - Improvement in acoustic device : en
  • DE744382C - Device for synchronously switching electrical circuits consisting of a control circuit and a switching circuit : de en
  • AU606642A - Improvements in or relating to receptacles : en
  • AU117940B2 - Improvements in or relating to variable speed mechanism : en
  • AU809243A - Improved apparatus for retorting shale, coal andthe like : en
  • CA417612A - Reinforcement angle : en fr
  • DE744104C - Small electric refrigerator motor : de en
  • DE744311C - Seating and reclining furniture that can be converted into a bed : de en
  • CA417663A - Package and apparatus : en fr
  • US2338994A - Electric fuse plug cap : en
  • US2338995A - Sharpener for meat-chopping machines : en
  • AU744842A - An improvement in caravans : en
  • DE744077C - Process for the production of high-boiling hydrocarbons - mainly paraffin - by catalytic conversion of gases containing carbon oxides and hydrogen : de en
  • AU117976B2 - Improvements relating to portable engine-driven pumps : en
  • FR889574A - Process for the manufacture of a washing, cleaning and disinfecting product, more especially intended to be incorporated into soaps low in or free from fat : en fr
  • DE744174C - Pair of knives for double-sided coal planers : de en
  • AU575842A - Improvements relating to telephone systems : en
  • CH230560A - Method and installation for obtaining high pressure compressed air at high altitudes. : en fr
  • CH230576A - Arrangement for keeping the voltage constant in DC systems. : de en
  • US2339204A - Web alignment detector : en
  • DE744186C - Process for the preparation of esters : de en
  • AU756642A - Condenser and control circuit : en
  • GB558542A - Improvements in or relating to fluid-pressure-regulating-reducing-valves : en
  • AU117974B2 - An improved apparatus forthe manufacture of chocolate roughs and like confections : en
  • US2338817A - Self-laying track mechanism : en
  • US2339057A - Foot protector : en
  • US2339101A - Check valve assembly : en
  • DE744107C - Leather fatliquor : de en
  • GB558545A - Improvements in or relating to pedestals for colliery corves or tubs : en
  • US2338807A - Portable power driven tool : en
  • US2338971A - Grease separator : en
  • DE744126C - Process for increasing the yield of potato fruit water : de en
  • DE744345C - Painting process : de en
  • DE744191C - Three-axle steering frame for railroad locomotives with two coupling axles and a running axle connected to them by means of a drawbar : de en
  • FR889507A - Sole for shoes and shoes comprising such a sole : en fr
  • DK61786C - Procedure for Deleting Textile Yarns of Polyamides. : da en
  • DE744308C - Compressor with vertical drive shaft and pre-compression of the conveying medium by a fan : de en
  • GB558628A - Conductive footwear : en
  • GB558603A - Improvements in a connector : en
  • US2338952A - Truck : en
  • US2339185A - Combustion turbine : en
  • FR889411A - Contact device for mechanical or static current converters : en fr
  • GB558646A - Electric measuring, indicating, recording or controlling apparatus : en
  • US2339180A - Combined container and display stand for lollipops : en
  • US2338850A - Educational device : en
  • US2339093A - Snap clamp : en
  • GB558604A - Improvements in spray producing nozzles : en
  • FR889603A - Process and installation for the preparation of granular materials, in particular cereal grains, for milling : en fr
  • US2338908A - Anthraquinone compounds and material colored therewith : en
  • AU117914B2 - Seed-sowing implement : en
  • FR889505A - All fuel gas generator : en fr
  • CA417731A - Electric welding system : en fr
  • US2338775A - Electromagnet : en
  • US2339174A - Socket pin : en
  • US2338858A - Method of forming bearings : en
  • US2339045A - Means for impregnating and coating sheet material : en
  • US2338771A - Dolly unit for two-wheel tractors : en
  • US2338948A - Solvent for chlorinated rubber : en
  • FR889521A - Surface-active substances and their preparation process : en fr
  • US2339166A - Circular electric lamp : en
  • FR889489A - Folding metal cart, movable by hand or in tow : en fr
  • DE744227C - Insert for dropper bottles : de en
  • FR889618A - Shaver : en fr
  • NL55804C - : en
  • US2339223A - Method of case hardening : en
  • FR889461A - Workpiece table for riveting machines or the like : en fr
  • US2338931A - Refrigerating apparatus : en
  • DE743849C - Process for the preparation of primary disazo dyes : de en
  • FR889491A - Lifting and lowering device for working tools of agricultural machines and implements having their own undercarriage, in particular of machines capable of being steered : en fr
  • US2339226A - Gun mount : en
  • GB558569A - Improvements in and relating to devices for resisting abrasion : en
  • US2338978A - Process of producing rubber threads and rubber fabric : en
  • FR889479A - Polyvinyl alcohol soft consistency parts : en fr
  • FR889628A - Device : en fr
  • USRE22417E - Receptacle : en
  • FR889451A - Method and equipment for reacting to abrupt changes in speed, in particular short circuits in electrical circuits : en fr
  • FR889593A - Four-pole magnetic system : en fr
  • FR889481A - Gas detector tube : en fr
  • DE744083C - Soil improver for reclaiming rural areas and combating heather moor disease : de en
  • DE744271C - Process for the production of a protein-containing, persistent foaming agent : de en
  • US2338860A - Headstock for lathes : en
  • US2339009A - Film reel : en
  • US2339052A - Electric circuit : en
  • US2339227A - Gun : en
  • DE744129C - Centrifugal pump with axial shaft adjustment : de en
  • FR889589A - Piston machine such as internal combustion engine : en fr
  • DE744434C - Brake rod arrangement for equipped with handbrake and footbrake, especially three-wheeled transport vehicles : de en
  • AU117944B2 - Improvements in or relating to optical systems : en
  • US2338798A - Terpene compound : en
  • GB558577A - An improved welding helmet : en
  • CH230578A - Fuse device. : de en
  • US2339233A - Refractory manufacture : en
  • GB558561A - Improvements in jacks : en
  • CH230477A - Method and device for generating additional tension in running threads. : de en
  • US2338790A - Table leg mounting : en
  • US2338893A - Higher molecular substance from allyl chloride and its homologues : en
  • US2339036A - Spray device : en
  • AU117907B2 - Improvements in or relating togas blast electric circuit breakers : en
  • DE744306C - Process for the production of unfired, moisture-proof writing and drawing leads : de en
  • CH230476A - Process and device for the production of spinnable cellulose fibers. : de en
  • GB558520A - Means for loading a cannon or the like : en
  • DE744100C - Blow-out tube spark gap : de en
  • CH230624A - Process for the preparation of an ester of a non-coloring sulphurisation product of phenol. : de en
  • US2338883A - Mine car coupling : en
  • CA417717A - Abrasive article : en fr
  • FR889645A - Tool for mounting cycle brakes : en fr
  • FR889594A - Method for adjusting the content of iron in phosphorus : en fr
  • CA417627A - Laminated wood product : en fr
  • USD137013S - Embroidered trimming or similar article : en
  • FR889635A - Product intended to improve the efficiency of gasifier fuels : en fr
  • FR889410A - Weighbridge with shaking device : en fr
  • DE744360C - Process for the outgassing of hydrogen chloride gas from acidic wood sugar solutions : de en
  • FR889450A - Perfumery product : en fr
  • DE744153C - Welding rod for carrying out the welding process by means of electrically and chemically generated heat : de en
  • DE744151C - Coil for coreless induction ovens : de en
  • DE744076C - Process for the catalytic conversion of gas mixtures containing carbon dioxide and hydrogen into hydrocarbons : de en
  • DE743718C - Wheel hub made of plastic for prams or similar vehicles with a low number of revolutions : de en
  • DE744436C - Tear-off device for flat combing machines : de en
  • GB558663A - Improvements in and relating to propeller blades : en
  • US2338745A - Dyeing of hair : en
  • US2338976A - Collapsible boat : en
  • FR889474A - Method of applying to sheets of cellulosic glass a water-repellent coating impermeable to water vapor and resistant to boiling water : en fr
  • DE744425C - Device for regulating the mixture formation in internal combustion engines : de en
  • FR889437A - Process for the preparation of alkali metal phenolates of para and meta-hydroxy-benzoic ethers-salts having three or more carbon atoms in the alkyl radical of ether-salt : en fr
  • CH230607A - Radio receiver with a single or multi-wind loop antenna. : de en
  • DE744149C - Process for the production of mass cores for magnetic cores, high frequency cores u. Like. Made of magnetizable metal powder : de en
  • AU117935B2 - Improvement in acoustic device : en
  • US2338740A - Quick release magazine catch : en
  • US2338929A - Starting device for internal combustion engines : en
  • US2338958A - Clarification of liquids : en
  • AU117955B2 - Improvements in or relating tothe manufacture of nuts andother screwthreaded members : en
  • DE744108C - Device for cutting an endless artificial thread bundle into stacks : de en
  • US2338749A - Tie band, label, and similar article : en
  • CA417691A - Signal-generating system : en fr
  • NL55821C - : en
  • US2338710A - Method of treating fibrous web material : en
  • US2339109A - Ice refrigeration and cube forming : en
  • US2339119A - Closure reforming method and apparatus : en
  • CH230593A - Cosmetic instrument. : de en
  • US2339190A - Tape lifting device and spindle brake mechanism : en
  • US2338864A - Vulcanization of rubber : en
  • CA417647A - Cylinder honing machine : en fr
  • CA417654A - Electron discharge device stabilizer system : en fr
  • CA417742A - Dust separating system : en fr
  • CH230462A - Ceramic hard tool. : de en
  • CH230518A - Device for keeping constant the winding tension of the writing strip of recording measuring devices. : de en
  • AU781842A - Starting gates : en
  • AU117946B2 - Improvements in or relating to heating appliances : en
  • CA417644A - Cyanomethyl chloroformate : en fr
  • CA417649A - Cylinder honing machine : en fr
  • CA417708A - Fabric web handling apparatus : en fr
  • CH230511A - Lead pencil sharpener. : de en
  • US2338998A - Multiple hook lifter : en
  • CA417724A - Shipping container for asphalt or resin : en fr
  • FR889520A - Interior cable-stayed pylon : en fr
  • US2339002A - Oxidative condensation product of organic mercaptans and primary amines : en
  • US2339146A - Electrical connector : en
  • AU693642A - Copolymers of vinyl chloride, vinylidene chloride and vinylacetate : en
  • CA417697A - Radio frequency modulation system : en fr
  • CH230637A - Flushing device on a filter chamber. : de en
  • DE744259C - Process for the production of a food by digesting legumes and the like. Like. With the help of plant proteolytic enzymes : de en
  • CH230502A - Durable ready-to-use dry mix of hardenable substances. : de en
  • DE699050C - Circuit for listening control when recording sound in half-wave writing : de en
  • CA417758A - Hardenable steel treatment by heat : en fr
  • GB558581A - Improvement in art of mounting piezo-electric crystals : en
  • CA417739A - Electrical socket : en fr
  • US2339203A - Treatment of cellulosic textile material : en
  • USD137009S - Embroidered trimming or similar article : en
  • CA417672A - Refractory zirconia-alumina casting : en fr
  • AU117975B2 - Means for automatically controlling an electrically driven winding gear : en
  • US2339130A - Threaded attachment : en
  • DE744447C - Concentric cable insulated using a high-quality dielectric for the transmission of audio frequencies and medium frequencies : de en
  • DE744292C - Time switch with an adjustable wheel escapement : de en
  • GB558670A - Improvements in and relating to the rectification of vapours : en
  • AU117971B2 - Improved rotary engine : en
  • CA417614A - Dual wheel assembly : en fr
  • CH230458A - Electric heating device for heating at least one heating element, in particular one of central heating systems. : de en
  • DE744422C - Machine group consisting of aviation piston engines : de en
  • GB558649A - Apparatus for the manufacture of articles by a dipping process : en
  • FR889564A - Fast reading ohmmeter : en fr
  • FR889545A - Glass container for sterilization cooking : en fr
  • IE17240L - Fining glass : en
  • FR889460A - Device for integration or determination of averages : en fr
  • FR889600A - Articulated wooden soles : en fr
  • US2339132A - Hydraulic remote-control apparatus : en
  • DE744243C - Device for the verification of the quality of the mass balance of balanced circulating bodies : de en
  • USD137026S - Design fok a game board : en
  • US2338830A - Chemical process and product : en
  • US2339066A - Process for the manufacture of : en
  • CA417685A - Fire detecting device : en fr
  • DE744420C - Electric coin machine for passenger lifts : de en
  • FR889636A - A method of manufacturing a wrapping paper that protects against the action of solar rays and ensures impermeability to water and to fatty substances : en fr
  • FR889434A - Continuous drying device for painted cans : en fr
  • DE744441C - Ice cream machine : de en
  • USD137038S - Design fob an automobile bumper : en
  • US2338877A - Clamp for roller printing : en
  • US2338730A - Velocipede : en
  • US2339058A - Coating composition comprising partially polymerized allyl esters containing polymerization inhibitor : en
  • CA417678A - Volatile liquid pumping apparatus : en fr
  • US2338909A - Electromagnetic oscillating device with freely oscillating armature : en
  • US2338926A - Turbine disk : en
  • US2338984A - Magazine for firearms : en
  • US2339024A - Pneumatic power cylinder and means for preventing over-travel of its piston : en
  • DE744193C - Coupling tap for compressed air brake lines : de en
  • AU117952B2 - Improved apparatus for manufacturing briquettes andthe like : en
  • DE743934C - Wave filter made up of several elements connected in series, which all have the same transmission range and which each contain piezoelectric crystals as impedances : de en
  • FR889433A - Process for manufacturing agglomerated magnetic cores having threaded parts : en fr
  • FR889466A - Process and machinery for the continuous adjustment of cold-rolled sheets : en fr
  • GB558614A - Electric measuring, indicating, recording or controlling apparatus : en
  • DE743467C - Process for the preparation of nicotinic acid alkamine esters : de en
  • DE744408C - stopwatch : de en
  • DE744237C - Full frame saw : de en
  • FR889468A - Manufacturing process of mosaic electrodes intended for image storage tubes : en fr
  • FR889648A - Improvement in jet engines : en fr
  • DK61789C - Discharge pipe in full glass design and associated socket. : da en
  • CA417653A - Telephoto objective : en fr
  • GB558664A - A new or improved route indicator : en
  • GB558620A - An improved injection-moulding machine for plastic substances : en
  • DE744235C - Device for attaching the lying surface to a bed base or mattress frame : de en
  • US2338925A - Anchor for tank cars : en
  • FR889417A - New tobacco pot system : en fr
  • FR889525A - Electric lamp socket : en fr
  • US2338820A - Concrete mixer : en
  • CA417749A - Paraffin hydrocarbon processing : en fr
  • AU773242A - Improvements in or relating to sliding clasp fasteners : en
  • FR889562A - Manufacturing process of dental prosthesis parts : en fr
  • FR889617A - Improvements to compressors for supplying gasoline explosion engines : en fr
  • US2338847A - Method of making ribbed rolls for slashing machines and other textile machines : en
  • US2338997A - Communication system : en
  • US2339021A - Electrical translating instrument : en
  • CH230494A - Process for the preparation of a substance suitable for obtaining hot infusions. : en it
  • AU117930B2 - Method forthe purification of cyclic organic compounds : en
  • DE744431C - Cutter head for cutting toothed wheels, especially spiral bevel wheels : de en
  • GB558562A - Improvements in and relating to pistons for internal combustion engines : en
  • US2339006A - Swinging dome cover : en
  • US2339023A - Control for steering apparatus : en
  • CA417669A - Engine pressure lubrication system : en fr
  • GB558534A - Improvements in or relating to the measurement of ratio and phase angle errors in voltage transformers : en
  • AU25141A - Improvements in detectors for frequency modulation : en
  • US2339032A - Forming die : en
  • DE744374C - Switchgear intended for electric vehicles : de en
  • AU117950B2 - Frequency modulation receiver : en
  • CH230582A - Contact converter with lifting contacts. : de en
  • DE744231C - Method and machine for blowing hollow glass bodies : de en
  • DK61796C - Opens for canned glass with rubber gasket. : da en
  • CA417618A - Stitch-down shoe manufacture : en fr
  • CA417615A - Marking machine : en fr
  • US2338756A - Copper-base alloy : en
  • AU117947B2 - Improved device for locking connecting members in timber andother constructions : en
  • CH230537A - Process to prevent coarse-grain recrystallization in aluminum alloys of the type Al-Cu-Mg. : de en
  • CH230621A - Mountain fittings for shoes, in particular ski boots. : de en
  • CH230460A - Ventilation device. : de en
  • CH230549A - Two-piece button. : de en
  • CA417715A - Cup-shaped abrasive wheel : en fr
  • US2338724A - Dam gate and operating apparatus : en
  • US2338881A - Reactivation of spent catalysts : en
  • AU117924B2 - Improvements relating to telephone systems : en
  • US2338848A - Tension controlling apparatus : en
  • AU720242A - An improved stabilizer for sound films : en
  • US2339005A - Fluid supply control : en
  • US2338728A - Azo compounds and material colored therewith : en
  • US2338891A - Loose-leaf binder : en
  • CH230521A - Arrangement for displaying the ignition point of controlled discharge paths. : de en
  • DE744373C - Device for supplying power to electrically operated vehicles : de en
  • FR889623A - Mechanical engine with compound power without fuel : en fr
  • AU685342A - Improvements in apparatus for softening or other treatment of water : en
  • CA417662A - Container filling device : en fr
  • CH230519A - Electrical measuring instrument. : en fr
  • US2338855A - Filament connection for electric lamps : en
  • CH230488A - Process and device for cleaning gases. : de en
  • CH230516A - Device for the continuous measurement of the quantity of a flowing fluid. : de en
  • US2339165A - Loop-taker mechanism for sewing machines : en
  • USRE22419E - Method for making abrasive articles and apparatus therefor : en
  • CA417741A - Thread tension device : en fr
  • AU770842A - Corset closure : en
  • CH230491A - Process for the preparation of pure solutions of non-nutritional dextrose. : de en
  • US2339144A - Cutting tool : en
  • US2338903A - Fluid operated pump assembly : en
  • US2339163A - Protective cement coating : en
  • US2339150A - Blower control system : en
  • CH230535A - Method for processing rotatably mounted workpieces, e.g. B. crankshafts, and machine for performing the method. : de en
  • US2338923A - Aircraft control : en
  • US2339157A - Method of hardening contiguous areas : en
  • US2339170A - Automobile door lock control device : en
  • FR889444A - Sharp blade enhancements : en fr
  • FR889454A - Method of isolating magnetic particles for cores in compressed iron powder for the high frequency technique : en fr
  • CH230533A - Device on machine tools with high-speed work spindle for setting the work spindle. : de en
  • DE744189C - Device for the automatic regulation of a heating system, especially for railway vehicles : de en
  • US2338954A - Shaking conveyer : en
  • FR889615A - Bicycle brake : en fr
  • US2339137A - High frequency core material and core and process for making said material : en
  • DE744064C - Process for the production of mixed cements : de en
  • DE744403C - Process for the polymerization of butadiene hydrocarbons : de en
  • DE744209C - Arrangement for suppressing undesired feedback in secondary electron multipliers working as high-frequency amplifiers : de en
  • AU649042A - Improvements in or relating tothe production of drills : en
  • AU758242A - Diversity receiving system : en
  • FR889470A - Book made up of text pages and fixed dividers : en fr
  • FR889498A - : fr
  • FR889429A - Detachable leaf block or peel : en fr
  • US2338774A - Game board : en
  • US2338803A - Predetermining time delay : en
  • FR889576A - Waterproof seal for shafts : en fr
  • DE744165C - Aircraft fuselage with pressurized cabin : de en
  • US2338900A - Cup or container : en
  • DE744116C - Casting mold for the production of clad blocks and plates : de en
  • USD137014S - Embroidered trimming or similar article : en
  • CA417746A - Welt feeding device : en fr
  • CH230478A - Kötzerspulmaschine. : de en
  • CA417688A - Tire building apparatus : en fr
  • FR889647A - Process of copper-plating white glass for the manufacture of mirrors : en fr
  • FR889612A - Harpoon point for spearfishing : en fr
  • GB558667A - Improvements in preparing photographic emulsions for transport : en
  • FR889499A - : fr
  • FR889605A - Instant Meatloaf Canned Patty : en fr
  • GB558631A - Improvements in and relating to thread tensioning mechanism for machines for winding yarns, threads and the like : en
  • FR889588A - Process for the preparation of substituted arylenedioxane derivatives : en fr
  • FR889528A - Printing process on fabrics : en fr
  • GB558622A - Improvements in electric regulators of the carbon pile type : en
  • GB558595A - Improvements in or relating to motor-driven centrifugal pumps for liquid : en
  • DE743986C - Process for the production of proteolytic defense ferments : de en
  • US2339151A - Method and apparatus for spreading tubular fabrics : en
  • US2338919A - Process for the manufacture of artificial textile fibers : en
  • US2339141A - Method and apparatus for forming composite metal articles : en
  • CH230567A - Cylinder head on, in particular, compressed air-cooled internal combustion engines. : de en
  • FR889441A - Electric control for carburettors : en fr
  • JP338613Z1 - : ja
  • US2339062A - Phonograph : en
  • GB558584A - Improvements in or relating to walls or like structures : en
  • US2339155A - Bicycle trailer hitch : en
  • FR889496A - : fr
  • US2338888A - Nozzle for liquid discharge : en
  • GB558602A - Control device for gravity separation : en
  • US2338987A - Preparation of nitrogen-phosphoric acid compounds for water softening : en
  • DK61794C - Screw button. : da en
  • FR889435A - Process for the saponification of organic sulfochlorides and purification of the products of saponification : en fr
  • DE744409C - Wedge gear for raising and lowering the top roll of rolling mills : de en
  • FR889561A - Rocket for striped projectiles : en fr
  • US2339055A - Safety device for labeling machines : en
  • US2339175A - Forging retarder for drawbenches : en
  • CH230483A - Apron with strap. : de en
  • US2338826A - Device for testing and adjusting springs : en
  • US2339016A - Auxiliary carriage for turning lathe cutters : en
  • USD137017S - Embroidered trimming or similar article : en
  • GB558643A - Improvements in or relating to electric soldering apparatus : en
  • DE742426C - Purification of nickel carbonate : de en
  • GB558661A - Improvements relating to foundry gantries, overhead runways and the like : en
  • US2338937A - Open line shaft bearing : en
  • US2339044A - Selector and display device : en
  • US2338750A - Gas flow indicator : en
  • US2339033A - Plasticizing rubber : en
  • US2339230A - Suspension of self-baking electrodes : en
  • DE744201C - Electromagnetic clutch : de en
  • FR889640A - Seat, including bench seat for trucks, coaches and other vehicles : en fr
  • US2338725A - Valve starting shock wheel : en
  • US2339081A - Adjustable support : en
  • GB558565A - Improvements in and relating to electric discharge lamps : en
  • USD137012S - Design for an embroidered trimming or similar article : en
  • DE744139C - Process for increasing the softening point of coal tar pitches : de en
  • FR889439A - Spray drying process : en fr
  • FR889582A - Protective device against inadmissible overloads of automatic circuit breakers, in particular resistance circuit breakers : en fr
  • US2339018A - Drawbar for harrows : en
  • DE744270C - Soaps with a fragrant tobacco odor : de en
  • FR889457A - Plate changer for vacuum imaging of corpuscular ray machines : en fr
  • FR889608A - Process for preparing a dessert and resulting new product : en fr
  • DE744356C - Wooden stave with a tongue and groove that is circular in cross section : de en
  • AU117948B2 - Improvements in or relating to sheetmetal, particularly for use as container stock : en
  • CA417728A - Acidic gas separation from fluids : en fr
  • CH230501A - Process for the preparation of m-oxyphenyl-w-aminoacetophenone. : de en
  • US2338999A - Spring tire : en
  • AU117933B2 - A process of treating wool, wool goods andother fibrous materials : en
  • AU117962B2 - Process for ornamenting vases andother ornaments : en
  • CA417756A - Metal sheet packaging method : en fr
  • US2339042A - Packing : en
  • GB558654A - Improvements in and relating to the production of modified phenol-aldehyde resinous condensates and compositions comprising said condensates : en
  • US2338741A - Substituted styrene-polybutadiene copolymer : en
  • US2338970A - Fluorescent tube socket : en
  • US2338895A - Means for preventing wobbling of vehicles provided with pneumatic shock absorbers : en
  • US2338983A - Process of treating fabrics : en
  • DE744217C - Process for the preparation of trisazo dyes containing a salicylic acid group : de en
  • GB558666A - The oxidation of organic compounds : en
  • CA417646A - Liquid cooling system for engines : en fr
  • CH230490A - Device for conveying and depositing pieces of dough. : de en
  • DE743376C - Process for the refining of iron ores : de en
  • GB558536A - Improvements in or relating to the production of hollow articles : en
  • US2338990A - Method of producing tools : en
  • DE744150C - Bandpass according to the chain principle of mutually adapted links (with regard to the wave resistance) of different damping behavior, which only consist of parallel resonance circles : de en
  • US2338752A - Telephone system : en
  • US2338796A - Driving unit for boats : en
  • DE744238C - Device for raising and lowering pivotably suspended brush rollers in powder machines for rubber plates : de en
  • DE744166C - Car body for motor vehicles : de en
  • DE744397C - Process for the production of skin blooms ready for tanning : de en
  • GB558641A - Improvements in or relating to strip material adapted for application to shoe insoles to shoe insoles to form sewing ribs or in or relating to machines suitable for use in applying such strip material : en
  • FR889596A - Device for hair removal by light rotating friction : en fr
  • CH230587A - Arrangement for the operation of mercury vapor rectifiers with base load resistance. : de en
  • US2338769A - Lift for bundle carriers : en
  • FR889404A - Manufacturing process for products with hair activity : en fr
  • US2339181A - Bracket for locomotive steam gauges : en
  • US2338980A - Baby spoon : en
  • AU647042A - Improvements in or relating to heating appliances : en
  • AU648942A - Improvements in or relating tothe manufacture of nuts andother screwthreaded members : en
  • CH230451A - Air pump with electric drive, especially for indoor aquariums. : de en
  • US2338986A - Process and apparatus for separating dispersions of oil and water : en
  • DE744378C - Piezoelectric element for acoustic purposes consisting of two crystal plates combined to form a double plate : de en
  • AU478942A - Coupling for magnetos to internal combustion engines : en
  • CA417700A - Foldable vehicle body top : en fr
  • FR889464A - Airtight assembly, in particular for thin-walled metal parts, for example for wall elements in altitude chambers on board airplanes : en fr
  • GB558529A - Improvements in and connected with electric heating appliances for gaseous fluids : en
  • GB558675A - Improvements in or relating to apparatus for use in the reclaiming of fibre from wool, wool waste, woollen waste and the like : en
  • FR889408A - Process for the preparation of a product which, after dilution with water, is suitable for the control of harmful organisms : en fr
  • CA417621A - Fire extinguisher : en fr
  • US2339022A - Regulator for brake rigging : en
  • US2339087A - Thermostatic control device : en
  • US2339126A - Process of forming esters : en
  • US2339156A - Dispensing container : en
  • CH230616A - Rolling element transmission. : de en
  • DE744390C - Forming arrangement : de en
  • DE744423C - Internal combustion engine with compressed air inlet device and a chamber which is adjustable in size and is connected to the combustion chamber and in which a piston is slidably arranged : de en
  • CH230529A - Container tilting device, in particular for tilting containers in furnaces for melting metals. : de en
  • US2338814A - Sofa : en
  • PL32530B1 - Daimler-Benz flktiengesellschaft, Stuttgart Injection nozzle : en pl
  • US2339196A - Housing and support for pilot lights : en
  • US2338736A - Riveting : en
  • US2338950A - Embrasure shutter for airplane combat hoods : en
  • CA417636A - Unit sheet binding machine : en fr
  • DE744303C - Process for the preparation of chromium-containing o-oxyazo dyes : de en
  • US2339098A - Portable bridge structure : en
  • US2339159A - Beauty parlor chair : en
  • FR889423A - Pliers for a slicing machine : en fr
  • FR889424A - Die for bending pipes in presses : en fr
  • US2339034A - Mooring bitt : en
  • DE744171C - Process for making baked goods : de en
  • US2338738A - Toy : en
  • CA417641A - Drawer slide : en fr
  • CA417671A - Refractory zirconia casting : en fr
  • AU778342A - Seed-sowing implement : en
  • CH230571A - Nested, three-legged iron body for transformers. : de en
  • CH230586A - Procedure and arrangement for operating inverters. : de en
  • DE743449C - Process for improving the adhesive strength of bitumen, bitumen-like substances and their solutions : de en
  • DE744272C - Process for processing fungal mycelia for the production of food, luxury goods and animal feed : de en
  • DE744325C - Method and testing machine for determining the force required when stretching textile material with high tensile strength : de en
  • FR889577A - Slag disintegrator for powdery coal stoves and others : en fr
  • GB558642A - Improvements in hair nets and caps : en
  • US2338985A - Method of making sign panels : en
  • USD137037S - Design for a wallpaper or similar article : en
  • AU117928B2 - Improvements relating to power driven cranes : en
  • FR889500A - : fr
  • USD137028S - Design fok a padlock : en
  • AU117956B2 - Improvements in or relating tothe production of drills : en
  • DE744148C - Incandescent body made of a hollow wire for light bulbs : de en
  • DE744389C - In a two-pole bell magnet, wound double-T armature for electric bicycle alternators revolves around : de en
  • DE744536C - Process for the production of animal feed from stillage, in particular in agricultural potato distilleries : de en
  • CA417735A - Packing case : en fr
  • US2338794A - Conversion of hydrocarbon oils : en
  • US2339234A - Directional antenna system : en
  • US2338955A - Automobile carrier : en
  • US2338832A - Holding device for the thread package supporting means on winding spindles : en
  • US2338846A - Oil burning apparatus : en
  • DE744401C - Process for the production of polyvinyl chloride with a low degree of polymerization : de en
  • DE744458C - Manufacture of copper oxide pigments : de en
  • FR889565A - Method and device for making locks, padlocks, bolts or the like inviolable : en fr
  • GR10206B - APPLIANCE BRUSHING MOVING TESTING SIZES. : el en
  • GB558587A - Improvements in or relating to tool holders for machine tools and the like : en
  • GR10209B - SPRAYER SYSTEM. : el en
  • GB558552A - Improvements in or relating to dictating machines : en
  • US2339079A - Apparatus for tipping metal bases with metal tips : en
  • AU772842A - Improvements relating to power driven cranes : en
  • AU117970B2 - Improved apparatus for retorting shale, coal andthe like : en
  • DE744288C - Procedure for transferring calls in carrier frequency systems : de en
  • DE744241C - Device for harmonic analysis and synthesis : de en
  • AU117957B2 - Copolymers of vinyl chloride, vinylidene chloride and vinylacetate : en
  • CH230545A - Wrench with spring-loaded jaw insert. : de en
  • US2339154A - Transmission mechanism : en
  • US2338777A - Suction roll : en
  • AU117943B2 - Improvements in or relating to attemperators : en
  • AU749942A - Improvements in and relating to blower heads for the separation of card or paper stock : en
  • CH230592A - Prosthesis mitt. : en fr
  • DE728448C - Cooling air duct for the drive motor of vehicles with box bodies : de en
  • DE744339C - Gravity folding davit : de en
  • US2338754A - Wire bundle clamp : en
  • US2339194A - Material handling apparatus : en
  • US2338874A - Change-over switch : en
  • USD137016S - Embroidered trimming or similar article : en
  • US2338800A - Locking guide on syringe needles : en
  • US2338806A - Cast resin mold : en
  • FR889610A - Process for the preparation of lubricating products and new products resulting therefrom : en fr
  • US2338949A - Telautograph : en
  • US2339128A - Digger tooth construction : en
  • CA417736A - Windshield cleaner : en fr
  • FR889534A - Attachment or strut mount connection for aircraft propulsion mechanisms : en fr
  • US2338723A - Manufacture of bobbin spun rayon : en
  • US2338732A - System for measuring force and acceleration : en
  • US2339167A - Liquid level control for evaporators : en
  • GB558601A - Improvements in the manufacture of wrappers for needles, knitting pins or the like : en
  • US2339110A - Sewer trap : en
  • CH230635A - Process for the preparation of an azo dye. : de en
  • US2338789A - Foldable table leg mounting : en
  • USD137011S - Embroidered trimming or similar article : en
  • CH230642A - Process for the preparation of a basic amide. : de en
  • CH230541A - Process for manufacturing a transparent sheet and transparent sheet obtained by this process. : en fr
  • US2338871A - Hat sweatband : en
  • US2339127A - Temperature measuring instrument : en
  • DE744105C - Process for increasing the secondary emission yield of secondary emission-capable layers : de en
  • FR889606A - New process for obtaining purified edible oil and purified industrial oil extracted from grape seeds : en fr
  • SE109512C1 - : en
  • AU117920B2 - Improvements in or relating to sliding clasp fasteners : en
  • US2338700A - Variable-speed shaving implement : en
  • US2338714A - Vending machine : en
  • US2338815A - Vulcanization accelerator : en
  • US2338861A - Method and apparatus for synchronizing magnetos : en
  • US2338717A - Ceramic mix and method of preparing the same : en
  • FR889569A - Process for purifying gas from automobile generator : en fr
  • AU117954B2 - Improvements in or relating to pulverised fuel burners : en
  • DE744286C - Membrane produced from pulp by dipping or pouring for electroacoustic devices : de en
  • DE744432C - Tracking tripod for film cameras : de en
  • DE744168C - Method of processing cement : de en
  • CH230561A - Inlet control on internal combustion engines. : de en
  • US2338935A - Helicorter : en
  • US2338735A - Manufacture of toothed articles : en
  • DE744106C - Method for achieving high depths of focus in electron-optical imaging in high-vacuum cathode ray tubes with an inclined screen, in particular in the case of projection tubes : de en
  • US2339221A - Method of making double walled vessels : en
  • US2339199A - Printing apparatus : en
  • FR889642A - Bread making process and bread obtained by this process : en fr
  • DE744460C - Method for producing quartz threads : de en
  • US2339071A - Sheet decurling apparatus : en
  • GB558640A - Improvements in wiper devices for windscreens of motors and the like : en
  • AU769142A - Surgical stitching instrument : en
  • DE744347C - Skis, in particular made of plastics : de en
  • US2338759A - Choke valve : en
  • US2338765A - Centering device for drills : en
  • US2338823A - Cutout construction : en
  • US2339220A - Building construction : en
  • AU646942A - Improvements in or relating to optical objectives : en
  • AU736242A - Frequency modulation receiver : en
  • CH230505A - Process for the chlorination of polyvinyl acetate. : de en
  • AU124446B2 - Ultrahigh frequency inductors : en
  • US2338805A - Production of organic compounds : en
  • DE744183C - Filling of separating columns : de en
  • DE744249C - Lubrication for gas-powered internal combustion engines : de en
  • FR889522A - Wetting products and their preparation process : en fr
  • CA417680A - Volatile liquid pumping apparatus : en fr
  • CH230572A - Arrangement for speed compounding of a three-phase commutator cascade as the drive machine of an asynchronous frequency generator. : de en
  • CA417744A - Shoe upper shaping machine : en fr
  • CH230574A - Junction box for surface and flush mounting. : de en
  • CH230611A - Arrangement for generating electrical oscillations of ultra-short wavelength. : de en
  • US2338886A - Causticizing of waste magnesia products : en
  • US2339085A - Refrigerator : en
  • CA417629A - Electric locomotive drive : en fr
  • US2339080A - Safety hat : en
  • US2339142A - Carpet underlay or the like and method of making same : en
  • CH230573A - Socket with safety device. : de en
  • CH230577A - Electrical switchgear. : de en
  • US2339076A - Accumulator : en
  • CH230469A - Device for warming up the generator gas intended for internal combustion engines. : de en
  • CA417722A - Sound recording and reproducing device : en fr
  • DE744297C - Lattice-shaped impact electrode for secondary electron multiplier : de en
  • CA417689A - Riveting apparatus : en fr
  • CH230495A - Process for the production of caramel by heating water and sugar masses containing an alkaline substance. : de en
  • GB558526A - Improvements in spindle mountings for spinning and twisting frames : en
  • CA417705A - Friction clutch and radial springs : en fr
  • CH230583A - Housings for electrical components. : de en
  • FR889643A - Automatic starting device for electric motors : en fr
  • CA417616A - Marking method : en fr
  • CA417674A - Tempered hollow glass article : en fr
  • CA417754A - Gable trim shingle unit : en fr
  • GB558599A - Photographic articles and compositions : en
  • US2338859A - Speed responsive device : en
  • AU1176043A - Improvements in or relating to variable speed mechanism : en
  • DK61802C - Method of Apparatus for the manufacture of reinforced sheets of a mass of fabric. : da en
  • DE744121C - Process for improving the properties of pure aluminum : de en
  • AU787942A - Process of treating wool greases andthe like : en
  • AU117951B2 - Improvements in or relating to washing apparatus : en
  • US2338744A - Injection nozzle for internal combustion engines : en
  • US2338849A - Positive printing in color photography : en
  • CA417687A - Tire building apparatus : en fr
  • AU117942B2 - Improvements in or relating to hydraulic remote control apparatus : en
  • AU117969B2 - Chromate recovery : en
  • FR889583A - Key security device : en fr
  • CH230609A - Circuit for influencing electrical vibrations by means of a piezoelectric element. : de en
  • CH230546A - Process for producing a body, the surface of which has characters of different colors. : de en
  • US2339077A - Position retainer for hats : en
  • GB558619A - Improvements in or relating to instruments or devices for use in navigation : en
  • CA417713A - Infusion package manufacture : en fr
  • FR889586A - Process for the preparation of condensation products of phenolformaldehyde soluble in hydrocarbons and in neutral oils, resins or varnishes : en fr
  • US2339182A - Power unit and mounting for frictionally driving bicycles : en
  • FR889456A - Use of iron-aluminum alloys with 15-25 p. 100 aluminum : en fr
  • FR889536A - Measuring resistance with lever contactor : en fr
  • GB558535A - Improvements in screw-cutting lathes : en
  • FR889587A - P-oxazinylmethylbenzodioxanes and process for their preparation : en fr
  • GB558617A - Coating compositions : en
  • FR889539A - Orthopedic device providing restraint of the head of the clavicle on the acromion : en fr
  • FR889431A - Device for closing electrical switches : en fr
  • US2338767A - Surface controlled combination pump and gas lift : en
  • FR889557A - Foodstuffs intended for and kept in silos and method of preparation thereof : en fr
  • CA417679A - Volatile liquid pumping apparatus : en fr
  • CH230482A - Gaiter. : en fr
  • US2338702A - Garment hanger : en
  • GB558530A - Improvements in and relating to electric contact mechanism incorporated in the indicating dials of weighing scales : en
  • GR10208B - A CHEMICAL THAT IS APPLIED ON THE GLASSES, PREVENTS THEIR BLINDING AND THE DEPOSITION OF RAIN DROPS ON THEM. : el en
  • CH230588A - Arrangement for the control of vapor or gas discharge paths, which relieve the contacts of mechanical switches from switching power. : de en
  • FR889483A - Solid and purified alkyl sulfonates and process for their preparation : en fr
  • FR889530A - Method for setting rivets : en fr
  • FR889559A - Device for increasing the sensitivity of bridge assemblies : en fr
  • DE744199C - Multiple rotary switches, especially package switches : de en
  • US2338867A - Machine tool turret : en
  • DE744445C - Electromagnetically controlled radiator valve, especially for railway vehicles, with a rotary valve : de en
  • DE744457C - Production of a pigment for paints from clay or loam containing sand : de en
  • FR889597A - Pedaling crank, which gradually lengthens according to the effort : en fr
  • US2339139A - Reed and method of constructing the same : en
  • US2339209A - Game and game apparatus : en
  • DE744427C - Gas turbine plant for the production of blast furnace compressed air : de en
  • CH230618A - Pedestal bearing motor drive for electrically operated rail vehicles. : de en
  • US2338715A - Arc splitting plate : en
  • DE743582C - Conveyor device for sheets in continuous ovens : de en
  • FR889611A - Process for the rapid and economical carbonization of wood and other plants, previously treated, for the extraction of their by-products : en fr
  • GB558519A - Means for loading a cannon or the like : en
  • DE744125C - Device for the production of bores with a curved surface line : de en
  • DE740757C - Electric salt bath oven : de en
  • DK61793C - Door or Panel. : da en
  • DE744392C - Protection device for electrical devices with liquid insulation, e.g. B. Oil transformers : de en
  • US2339124A - Disk harrow : en
  • GB558543A - Improvements in or relating to electric wall switches : en
  • US2338851A - Glass-door lock : en
  • CH230612A - Multi-stage amplifier with negative feedback. : de en
  • US2338707A - Valve latch device for pneumatic piston pumps, differential type : en
  • US2338910A - Change-over carburetor : en
  • US2339073A - Automatic lock : en
  • DE744239C - Production of iron-rich zinc alloys : de en
  • US2339136A - Heat treating device : en
  • DK61795C - Grinding machine of the Rørmøle type with Intermediate bottoms. : da en
  • US2339189A - Protective cover applicable to the rims of metal shrapnel helmets and the like : en
  • FR889482A - Guanidine derivatives and their manufacturing process : en fr
  • DE744160C - Process and device for the condensation of zinc vapors : de en
  • CH230594A - Process for the preparation of m-oxyphenylethanolamine. : de en
  • FR889641A - Improvements to selective power line protection devices : en fr
  • DE744451C - Differential protection device : de en
  • CA417624A - Barium sulphate decomposition : en fr
  • IE16632L - Telecommunication selector switch : en
  • IE18413L - Modulating circuits : en
  • USD137040S - Design for an automobile bumper : en
  • USD137043S - Portable concrete mixer : en
  • DE744198C - Locking device for gas- and watertight coupling plug-in device : de en
  • DE744376C - Process for the transmission of telegraphic characters in carrier flow telegraph systems : de en
  • FR889452A - protective equipment for converter mounting : en fr
  • FR889526A - Scutching machine for flax or other fibrous plants : en fr
  • FR889446A - Process for manufacturing extremely active electron-emitting substances : en fr
  • FR889595A - Wood distillation and carbonization processes : en fr
  • CA417673A - Cast refractory product : en fr
  • US2338967A - Esters of alpha chloroacrylic acid : en
  • US2339176A - Carton for bottles : en
  • US2339201A - Timing controller : en
  • FR889616A - Improvement in wooden box springs : en fr
  • USD137002S - Design for a brooch pin : en
  • USD137018S - Embroidered trimming or similar article : en
  • CA417652A - Friction clutch and spring : en fr
  • CH230627A - Process for the preparation of a stilbene dye. : de en
  • DE744313C - Switchable back gear for elevators, winches or the like. : de en
  • US2338870A - Partition construction : en
  • US2338885A - Electron multiplier : en
  • US2339026A - Method of and apparatus for measuring and testing the end point of volatile liquids : en
  • US2338945A - Knitted fabric : en
  • DE744211C - When making X-ray recordings, a device provided with a measuring capacitor for switching an amount of electricity that can be determined in advance is used : de en
  • US2339012A - Cellulose solution and a process of preparing such solution : en
  • US2339197A - Cooking range : en
  • CH230534A - Spindle bearings on machine tools. : de en
  • US2339148A - Bone conduction receiver : en
  • US2339195A - Key-operated telephone call transmitter : en
  • DE744344C - Device for remote transmission of pointer positions : de en
  • FR889524A - Azo dyes and a process for their production : en fr
  • DK61804C - Boron- and lead-poor Glaze for ceramic objects and Procedure in the manufacture of this Glaze. : da en
  • GB558592A - Improvements in or relating to electrically actuated fire preventing and extinguishing systems for use upon multi-engined aircraft and to devices for use in such systems : en
  • CA417645A - Poppet valve : en fr
  • FR889463A - Front part of automobile body : en fr
  • GB558673A - An improved cushion, shock absorber, vibration damper or the like : en
  • GB558656A - Improvements in and relating to resinous compositions : en
  • US2338780A - Rear-vision mirror : en
  • FR889537A - Table football game launch figure : en fr
  • DE744170C - Floating and sinking vessels for separating goods : de en
  • FR889407A - Medium for coloring liquids, especially those to be added to canned fruits and vegetables : en fr
  • DE744252C - Light metal pistons for internal combustion engines : de en
  • FR889633A - Method of centering resistance wires in electric heating tubes and resulting products : en fr
  • GB558527A - Improvements in or relating to coupling means for co-axial cables : en
  • GB558590A - Darning device : en
  • FR889462A - Direction finder for very short electric waves : en fr
  • GB558658A - Improvements in or relating to electrical systems, particularly systems for converting direct current into alternating current : en
  • DE743460C - Process for printing fabrics with ester salts of leukokuepen dyes or ice dye preparations : de en
  • DE744128C - Machine for the production of paper sleeves : de en
  • FR889566A - Improved press corridor for metal turnings and other waste, fodder, etc. : en fr
  • FR889632A - Renewal process (removal and installation) of railway tracks : en fr
  • GB558633A - Improved means for securing control knobs to their spindles : en
  • GB558650A - Improvements in or relating to portable motor driven nibblers : en
  • US2339092A - Amalgam mixing machine : en
  • GB558572A - Improvements in or relating to typographical composing machines : en
  • FR889578A - Reinforced concrete sleeper : en fr
  • DE744220C - Drying agents for paints and. like : de en
  • GB558607A - Improvements in apparatus for administering anaesthetics : en
  • USD136997S - Design for a bottle : en
  • US2338772A - Stabilization of terpene products : en
  • DE744204C - Voltage and frequency regulation in a three-phase network mainly fed by self-controlled inverters : de en
  • US2339123A - Bottle cleaning device : en
  • US2339138A - Clamp : en
  • GB558651A - Improvements relating to the setting devices of mechanical clockwork time fuzes for ammunition : en
  • US2339143A - Machine key extractor : en
  • USD137004S - Design for a brooch pin : en
  • GB558567A - Improvements in and relating to tipping trailers or waggons : en
  • CA417701A - Dry shaver cutter head : en fr
  • US2338704A - Loading machine : en
  • GB558563A - Method of improving the qualities of hydraulic binding agents : en
  • GB558629A - Improvement in engine starters : en
  • GB558615A - Improvements in driving mirrors : en
  • DE744329C - Drilling machine with a headstock that can be adjusted by a motor drive and locked in its respective position : de en
  • FR889401A - : fr
  • US2338959A - Internal combustion engine : en
  • AU117926B2 - Converter circuits : en
  • US2338697A - Golf practice device : en
  • US2338977A - Railway wheel : en
  • US2339089A - Centralizing device : en
  • US2339158A - Worktable and method of laying glass sheets to be surfaced thereon : en
  • AU478842A - Ignition timing interrupter and regulator for internal combustion engines : en
  • AU117912B2 - Diversity receiving system : en
  • AU780942A - Method forthe purification of cyclic organic compounds : en
  • CH230455A - Stove top. : de en
  • US2339111A - Signaling apparatus : en
  • CH230485A - Leather substitute material. : de en
  • US2338839A - Method of manufacturing mineral wool products : en
  • US2338837A - Electrode for discharge devices : en
  • US2339133A - Facsimile apparatus : en
  • DE744127C - Process for the production of pure, in particular albumin-free solutions of technical acid casein : de en
  • FR889529A - Raincoat : en fr
  • US2338856A - Car truck : en
  • US2339053A - Spectrophotometer : en
  • USD137023S - Design for a food chopper : en
  • US2339160A - Distillation process : en
  • US2338947A - Fountain pen : en
  • US2339216A - Hopper with metal bottom : en
  • DE744255C - Process for the production of zinc layers deposited on carriers : de en
  • CA417664A - Moulding resin : en fr
  • CH230499A - Process for the purification of paraffin sulfonates. : de en
  • AU708442A - A process of treating wool, wool goods andother fibrous materials : en
  • CH230602A - Process and machine for the simultaneous dispensing of soap and paper napkins. : de en
  • CA417752A - Electron discharge device : en fr
  • CA417675A - Coated confection making apparatus : en fr
  • US2339099A - Rotary seal for pumps : en
  • US2339121A - Manufacture of golf club grips : en
  • US2338872A - Electrical system for firing guns : en
  • US2339027A - Firearm : en
  • US2339054A - Coil unit : en
  • AU648242A - Improvements in or relating to pulverised fuel burners : en
  • CA417759A - Sulphur dioxide extracting and concentrating process : en fr
  • CH230550A - Small pocket lighter. : de en
  • DE744348C - Ski binding : de en
  • US2338934A - Automatic tow bar for automotive vehicles : en
  • US2339038A - Higher alkyl acid ester production : en
  • US2338930A - Reel carrier : en
  • US2339202A - Photographic camera : en
  • CH230566A - Process for the production of forged pistons for internal combustion engines. : de en
  • CA417617A - Internal combustion engine : en fr
  • CH230484A - Method and device for the production of fastener links for zippers. : de en
  • FR889517A - Resilient wheel, with rigid rim, especially for bicycles : en fr
  • FR889573A - Process for producing a non-conductive protective layer on the surface of parts made of magnesium and magnesium alloys : en fr
  • CH230600A - High pressure gas breathing apparatus with warning device. : de en
  • US2338989A - Release mechanism for broach pulling chucks : en
  • US2338898A - Follower for file drawers : en
  • US2339206A - Loom : en
  • CH230558A - Continuous speed change. : en fr
  • CH230453A - Apparatus for force-fitting a package into a groove. : en fr
  • CH230563A - Drum-shaped fuel injection pump for internal combustion engines. : de en
  • US2338916A - Embodiment in the process for manufacturing artificial textile fibers from animal casein : en
  • USD137022S - Embroidered trimming or similar article : en
  • CA417640A - Worm gearing : en fr
  • CH230468A - Method and device for cleaning generator gas, preferably produced from wood or peat, using cooling. : de en
  • CA417696A - Hydrogen peroxide : en fr
  • US2338776A - Garment steaming and drying device : en
  • US2338956A - Machine for separating meats and shell fragments of edible nuts : en
  • US2338901A - Vehicle lamp : en
  • FR889442A - Improvements to paper soles : en fr
  • US2339091A - Stabilized halogenated compound and apparatus containing it : en
  • USD137030S - Necklace or similar article : en
  • DE744065C - Clock system : de en
  • US2339014A - Pontoon boat : en
  • US2339134A - Butane gas tank feed device : en
  • US2339152A - Hydrostatical weighing apparatus : en
  • US2339003A - Method of making thin-wall insulators : en
  • US2338943A - Interlock : en
  • DE744202C - Rectifier circuit : de en
  • FR889619A - Gelation of mineral oils : en fr
  • FR889497A - : fr
  • US2338853A - Remote control system : en
  • DE744404C - Drive with steering for caterpillar vehicles : de en
  • DE744080C - Process for the production of fatty acids by ozonizing olefin-containing hydrocarbon mixtures : de en
  • DE744167C - Tubular attachment for the upper part of spinning or twisting spindles : de en
  • DE744157C - Process for preventing corrosion in pipes for tar-free, dust-containing distillation gases : de en
  • DE744421C - Two-stroke internal combustion engine in a U-cylinder arrangement : de en
  • DK61790C - Leather cover varnish and leather cover color on a nitrocellulose basis. : da en
  • FR889414A - Machine for continuous electric welding of cans : en fr
  • FR889477A - Contact segment for telephone selector : en fr
  • DE744245C - Device for selecting and driving adding units on cash registers and similar machines : de en
  • GB558554A - Process of preparing a tetrahydrodibenzopyran : en
  • US2338841A - Fire polishing machine : en
  • US2338933A - Winding carrier for freshly spun threads of artificial silk : en
  • FR889508A - Slab used to manufacture clad sheets and method of making this slab : en fr
  • GB558608A - A device for use in the sharpening of razor blades : en
  • USD137021S - Embroidered trimming or similar article : en
  • FR889412A - Process for the preparation of endless shaped products using a hollow rotating body : en fr
  • US2338878A - Means for supporting the masks in printing rollers : en
  • AU788042A - Improvements in or relating to controls for ships' engines : en
  • FR889544A - Coupling Fork for Auto Truck Trailer : en fr
  • FR889538A - Gas detector tube : en fr
  • FR889558A - Process for preparing amides : en fr
  • GB558678A - Improvements in an electrical apparatus and method of construction thereof : en
  • CA417745A - Shoe sewing and lasting machine : en fr
  • CH230507A - Device for storing and conveying index cards and similar objects arranged in upright carriers. : de en
  • FR889413A - Gas washing apparatus : en fr
  • US2339047A - Recovery of excess glycerin in residues from the preparation of mono- and di-methyl ethers of glycerol : en
  • US2338975A - Controlling mechanism for lathes : en
  • ES9437U - Dietary or book with provision to indicate the current sheet. (Machine-translation by Google Translate, not legally binding) : en es
  • DE744081C - Process for the preparation of 2-methyl-butyn- (3) -ol-2 : de en
  • DK61805C - Procedure for Securing the True Order of a Thread Layer or Thread Groups. : da en
  • GB558524A - Improvements relating to the handling or conveying of materials : en
  • CA417692A - Cathode ray tube : en fr
  • CA417751A - Toy squawker : en fr
  • CH230610A - Circuit for generating frequency-modulated high-frequency oscillations. : de en
  • FR889443A - Improvements to centrifugal devices with horizontal shaft : en fr
  • CH230622A - Process for the preparation of lycopene. : de en
  • AU679242A - Improved device for locking connecting members in timber andother constructions : en
  • DE743992C - Process for dyeing cellulose fibers in the form of piece goods or wrapped goods with sulfur dyes : de en
  • US2338792A - Method of preparing textile fabric : en
  • USD137042S - Design for a badge : en
  • DE744225C - Process for the production of single-material prostheses : de en
  • GB558623A - Improvements in apparatus for the preparation of contour lines and former and rib stations for the development of drawings in the production of aircraft, ships, boats, and the like : en
  • DE744357C - Scaffolding structure for heat or cold insulating double walls of drying, heating and cooling systems : de en
  • AU117922B2 - Electrical contact assembly for use in electron discharge devices : en
  • CH230500A - Process for the preparation of di-n-propyl ether-w, w'-dicarboxylic acid. : de en
  • CH230630A - Process for the preparation of a trisazo dye. : de en
  • US2339095A - Truss structure : en
  • GB558556A - Manufacture of new condensation products : en
  • GB558665A - Improvements in or relating to belt drives for machine tools : en
  • US2338831A - Dragline bucket : en
  • FR889541A - Induction meter : en fr
  • FR889568A - Blade for rotary machines : en fr
  • AU91840A - Purification by precipitation of isoolefin-diolefin copolymers : en
  • CH230629A - Process for the preparation of a stilbene dye. : de en
  • FR889469A - Accumulation image analyzer tube : en fr
  • FR889448A - Folding cabinet with transformation, which can be used as chair, bed, stretcher, and other applications : en fr
  • GB558521A - Means for transporting ammunition drums to a container for loading guns : en
  • FR889543A - Process for preparing esters from acrolein and its alpha-substituted compounds : en fr
  • DE744262C - Process for the production of diazotypes : de en
  • GB558564A - Improvements in traps for animals : en
  • CA417738A - Laminated propeller blade : en fr
  • GB558576A - Improvements in rotary fluid tight joints : en
  • FR889405A - Process for making paper having low absorbency for printing inks : en fr
  • FR889453A - Arrangement for setting high voltages with switches loaded in a liquid dielectric, in particular for transformers : en fr
  • GB558547A - Improvements in buttons and the sewing on of the same : en
  • GB558645A - Electric measuring, indicating, recording or controlling apparatus : en
  • GB558574A - Improvements in pipe joints and the like : en
  • GB558627A - Metal cores for casting hollow metal articles : en
  • AU117966B2 - Improvements in and relating to starting circuits for electric discharge devices : en
  • CA417635A - Concrete mould stay system : en fr
  • AU117967B2 - Corset closure : en
  • CA417625A - Protective armor : en fr
  • US2338825A - Apparatus for measuring density of circulating fluid : en
  • US2339049A - Control device : en
  • US2339063A - Nonnumerical hunting switch : en
  • CH230496A - Process for the production of an emulsifier for technical and pharmaceutical purposes. : de en
  • CH230585A - Working stroke magnet. : de en
  • AU787042A - Means for automatically controlling an electrically driven winding gear : en
  • CH230614A - Multi-compartment cassette. : en it
  • USRE22418E - : en
  • US2339114A - Method op forming and filling capsules : en
  • CH230628A - Process for the preparation of a stilbene dye. : de en
  • US2339060A - Diazine derivatives : en
  • US2338884A - Apparatus for making slide fasteners : en
  • AU117908B2 - A process forthe preparation ofa cleansing agent andthe application thereof : en
  • CA417682A - Hydraulic back-pressure arrester : en fr
  • CH230466A - Lock without spring. : en fr
  • CH230543A - Machine for grinding hard metal polishing discs. : de en
  • DE744410C - Lifting table system for rolling mills : de en
  • AU777642A - Improved apparatus for manufacturing briquettes andthe like : en
  • CA417709A - Method of making a catalyst and resulting product : en fr
  • CA417716A - Abrasive article : en fr
  • CH230631A - Process for the preparation of a trisazo dye. : de en
  • GB558659A - Improvements in or relating to well drilling : en
  • FR889512A - Further training in grinder hearth installations : en fr
  • US2338940A - Broaching machine : en
  • GB558647A - Electric measuring, indicating, recording or controlling apparatus : en
  • DE744142C - Circuit arrangement for sub-exchanges, e.g. B. PBXs : de en
  • GB558610A - Can opener : en
  • CH230513A - Harmonica. : de en
  • US2338944A - Alarm clock movement : en
  • US2339147A - Electrical connector plug : en
  • FR889602A - Gas heater-mixer for explosion engines : en fr
  • DE744232C - Method and device for the production of glass objects : de en
  • US2338894A - Highway marking system and device for applying same : en
  • DE744366C - Device for the automatic distillation of sea water and other liquids : de en
  • DE744416C - Process for the preparation of drugs and. Like. Filled capsules made of gelatin or other elastic material : de en
  • US2338828A - Pile strip : en
  • US2339219A - Method and machine for making tubes : en
  • CA417613A - Dual wheel assembly : en fr
  • CH230456A - Cooking insert with air preheater. : de en
  • GB558611A - Improvements in relief valves : en
  • DE744307C - Process for cleaning and preserving stone walls, stone monuments, masonry and lime paints : de en
  • US2339019A - Blank forging machine : en
  • CH230581A - A timing relay with parallel capacitor to increase the fall time and a switch for the relay actuation containing circuitry. : de en
  • US2338892A - Shellac naphthenate operative as plasticizer in varnishes, paints, and lacquers : en
  • DE744342C - Protective sleeve for the nib on the fountain pen when filling : de en
  • DE744163C - Method of manufacturing composite bearing shells : de en
  • GB558578A - Synchronizing generators : en
  • GB558548A - Loop-takers for sewing machines : en
  • GB558523A - Wringer spring and adjusting screw assembly : en
  • US2338822A - Snubbing clamp for cables : en
  • FR889579A - Cyanurea manufacturing process : en fr
  • USD137033S - Toy glass nursing bottle for candy pellets : en
  • FR889532A - Ampoule for diluted blood or other applications : en fr
  • FR889523A - Process for preventing transcrystalline corrosion of iron and steel : en fr
  • CA417658A - Plasticizer and plastic composition : en fr
  • CH230623A - Process for the production of indole-3-acetic acid. : de en
  • US2338729A - Drawing machine : en
  • US2338966A - Elastic connector : en
  • US2338873A - Diaphragm seal : en
  • US2338905A - Continuous towel cabinet : en
  • USD137036S - Combined child s vehicle and package carriage : en
  • CH230565A - Fuel pump. : de en
  • AU112285B2 - Purification by precipitation of isoolefin-diolefin copolymers : en
  • FR889646A - Crankshaft made up of standardized elements : en fr
  • GB558621A - Improvements in electric regulators of the carbon pile type : en
  • DE744110C - Device for carrying out the process for the production of artificial threads of any fineness : de en
  • DE744124C - Transport device for surface treatment, especially for galvanic and electrochemical purposes : de en
  • FR889484A - Axial gas or steam turbine with shaft passing through the casing on each side : en fr
  • US2338786A - Fuel burner control system : en
  • US2338914A - Cross winding frame : en
  • US2338996A - Potato seed cutter : en
  • FR889551A - Device for balancing weight for a photographic enlarger device : en fr
  • GB558626A - Packing machine : en
  • FR889531A - Derailleur device for cycle or other similar vehicle : en fr
  • US2339051A - Discharge lamp apparatus : en
  • DE743743C - Process for smoldering and coking all kinds of fuels in a nitrogen stream : de en
  • DE744417C - Process for producing a digitally-like-looking substance from the thymus : de en
  • US2338743A - Substituted styrene-polypiperylene copolymer : en
  • USD137005S - Design for a suit : en
  • AU117925B2 - An improved stabilizer for sound films : en
  • USD136998S - Design for a brooch pin : en
  • US2338920A - Process for the manufacture of artificial textile fibers : en
  • US2339097A - Cutting-off machine : en
  • US2338928A - Supporting device for bubble caps : en
  • DE744230C - Method and mold for producing clad cast blocks : de en
  • DE744412C - Device for heating and directional magnetization of permanent magnets : de en
  • CH230467A - Gas generator with additional steam device. : de en
  • DE744240C - Use of copper-zinc alloys for mechanically and slidingly stressed machine parts : de en
  • FR889514A - Device for the automatic weighing of materials or mixtures of grain materials of different sizes : en fr
  • CH230450A - Device for cleaning generator charcoal. : de en
  • US2339000A - Nonslip holder for cake soap : en
  • AU780142A - Improvements in or relating to permanent magnet electric motors : en
  • CA417718A - Filing folder : en fr
  • US2339161A - Cone bit construction : en
  • DE744439C - Suspension of the articulated coupling spindles of the rolls of rolling mills : de en
  • CA417695A - Circuit grounding device : en fr
  • US2339069A - Fin type belt supporting pulley : en
  • US2339207A - Drying apparatus for granular material : en
  • CA417719A - Plural lens mount : en fr
  • US2338868A - Gauging apparatus : en
  • CH230584A - Periodically operated electrical contact device for converters and commutator motors. : de en
  • CA417755A - Clamp : en fr
  • CH230523A - A gas detection tube made of glass. : de en
  • US2338838A - Seat or bench structure for bowling alleys : en
  • US2338899A - Doorstop : en
  • AU645642A - Improvements in or relating to hydraulic remote control apparatus : en
  • CH230595A - Process for the manufacture of compositions for personal care and cosmetics. : de en
  • US2338804A - Time controlled valve : en
  • US2338843A - Phonograph recording : en
  • DE743088C - Process for the selective scrubbing of hydrogen sulfide from gases containing carbon dioxide, in particular distillation gases by means of acid-free ammonia water : de en
  • FR889432A - Process for producing alloys of lead with alkaline earth metals : en fr
  • DE744154C - Process for coating welding rods made of light metal, which are used in particular for arc welding, with a covering that consists exclusively of salts : de en
  • FR889510A - Process for the production of benzol derivatives : en fr
  • FR889549A - Oscillating shear for cutting continuous rolled product : en fr
  • FR889445A - Film store for cinematographic equipment : en fr
  • AU1264344A - Ultrahigh frequency inductors : en
  • US2338942A - Cash register : en
  • US2339088A - Electric induction apparatus : en
  • FR889447A - New aralcoholic derivatives of organic sulfonamides : en fr
  • US2339198A - Electric wave circuit : en
  • DE744258C - Process for the production of animal feed or additives to dietetic nutrients : de en
  • AU697042A - Improvements in or relating to sheetmetal, particularly for use as container stock : en
  • US2339041A - Self-set magnesium carbonate composition and method for preparing the same : en
  • AU117909B2 - Transmission networks for use in conjunction with monitoring systems : en
  • CA417677A - Metal heating method : en fr
  • CH230509A - Viewer for motion pictures. : de en
  • US2338906A - Ignition device for internal : en
  • AU784042A - An improved apparatus forthe manufacture of chocolate roughs and like confections : en
  • US2339028A - Preservation of potatoes, fruit, and vegetables : en
  • US2339050A - Improving the odor of thiocyanate insecticides : en
  • CA417670A - Refractory zirconia casting : en fr
  • GB558550A - A process for the permanent marking of mica : en
  • CH230632A - Process for the preparation of an azo dye. : de en
  • AU773342A - Improvements in or relating to sliding clasp fasteners : en
  • DE698935C - Switching arrangement for generating the half-waves for sound recordings in half-wave writing : de en
  • DE744260C - Process for the freshness of fresh pomace for the production of pectin : de en
  • FR889426A - Standing and visible card file : en fr
  • CA417686A - One-way disc harrow : en fr
  • CH230514A - Toy. : en fr
  • AU782542A - Improvements in or relating to thermionic feedback amplifiers : en
  • CA417723A - Dispensing carton : en fr
  • CH230554A - Tooth coupling. : de en
  • CH230638A - Process for the production of diazo visor layers. : de en
  • US2338788A - Whipstock : en
  • US2339222A - Flight calculator : en
  • US2339106A - Production of motor fuels : en
  • US2339075A - Adjustable bed : en
  • FR889455A - Manufacturing process of coiled capacitors of constant capacity : en fr
  • US2338753A - Implement for removing selfsealing jar covers : en
  • US2338836A - Grooming kit : en
  • US2338819A - Separable track for self-laying track type vehicles : en
  • US2339029A - Thermosensitive relay : en
  • DE743850C - Process for the preparation of disazo dyes : de en
  • US2339070A - Sheet decurling apparatus : en
  • GB558596A - Improvements in or relating to apparatus for casting metal ingots : en
  • DE744294C - Contact arrangement on installation circuit breakers : de en
  • DE728351C - Cutting device for lasting machines : de en
  • DE744289C - Rotary switch : de en
  • US2338915A - Manufacture of artificial textile fibers : en
  • GB558653A - Manufacture of basic ethers : en
  • FR889649A - Shaped watch glasses machine : en fr
  • US2339232A - Braking and locking mechanism : en
  • US2339193A - Footwear safety device : en
  • DE744118C - Process for protecting combustible materials against combustion : de en
  • FR889440A - Application of chrome-cobalt alloys containing nickel and suitable for cold deformation in the manufacture of parts intended to be placed inside the body of humans or animals : en fr
  • DE744135C - Charring retort : de en
  • GB558522A - Improvement in flat work ironer : en
  • DE738861C - Process for the production of aromatic copper mercapto compounds : de en
  • CH230506A - Business card that is intended to serve as a ticket on public transport. : de en
  • USD137008S - Embroidered trimming or similar article : en
  • US2338863A - Vulcanization of rubber : en
  • GB558528A - Automatic phonographs : en
  • US2338969A - Empty-bottle rack : en
  • US2339169A - Projector : en
  • DE744213C - High voltage bushing for X-ray systems : de en
  • US2338941A - Process of refining mineral oils : en
  • US2338719A - Surface marking signal : en
  • US2338921A - Rear axle for motor vehicles : en
  • CH230489A - Electric bread toaster. : de en
  • GB558583A - Rotary pumps : en
  • US2339117A - Control : en
  • US2339214A - Safety control for punch presses and the like : en
  • FR889546A - Removable assembly method of orthogonal parts, in particular of wood for beds, frames, etc. : en fr
  • GB558662A - Improvements in ball bearing devices : en
  • DE744358C - Process for felling and separating the colloids in the effluent from diffusion in beet sugar production : de en
  • CA417727A - Liquid countercurrent contact apparatus : en fr
  • AU117960B2 - An improved method of and device for securing splints ona broken or damaged limb : en
  • CA417683A - Bar cutting machine : en fr
  • CH230596A - Process for the preparation of a salt of N1- (3,4-dimethylbenzoyl) -p-aminobenzenesulfonamide. : de en
  • GB558539A - Improvements in and relating to heat exchangers : en
  • FR889542A - Broadband amplifier incorporating a screen grid lamp : en fr
  • US2338793A - Testing apparatus : en
  • US2339067A - Coil unit : en
  • US2338811A - Level indicator : en
  • DE744164C - Photographic roll film : de en
  • US2339043A - Feeding apparatus : en
  • DE744283C - Process for the extraction of active ingredients from flowers of Arnica montana : de en
  • DK61788C - Keyboards for Typewriters, Typewriters, Teletypewriters and the like. : da en
  • FR889607A - Process for extracting oil from grape seeds and similar oilseed products using volatile solvents : en fr
  • US2338835A - Lamp base and socket : en
  • US2338974A - Master cylinder unit : en
  • US2338748A - Direction signal : en
  • USD137000S - Design for a brooch pin : en
  • USD137034S - Design fob an ironing board : en
  • US2338973A - Synthesis of toluene : en
  • US2338882A - Guano distributor : en
  • US2339228A - Dynamoelectric machine : en
  • DE744175C - Trestle for the hanging wall in mining : de en
  • USD137007S - Embroidered trimming or similar article : en
  • DE744386C - Dampening pot for electric time switches or the like. : de en
  • DK61791C - Method for Making Curled Tavers of Synthetic Linear, Superpolymer Compounds : da en
  • CH230569A - Regenerator. : de en fr
  • US2338718A - Centrifugal governor : en
  • US2339225A - Plow : en
  • DE744155C - Arrangement for the electrical welding of metals with the help of a loose mass applied to the weld seam, into which a welding electrode is immersed, and method for carrying out the welding : de en
  • DE744383C - Differential extinguishing chamber : de en
  • DK61798C - Wooden wheel ring. : da en
  • AU117965B2 - An improvement in caravans : en
  • DE744293C - Countershaft drive regulated to constant speed and driven by an auxiliary motor, the mean speed of which corresponds approximately to the set speed to be kept constant : de en
  • DE744453C - Emission electrode with an active layer made of strongly electron-emitting substances with a support wire made of a nickel alloy : de en
  • DE744266C - High pressure sectional centrifugal pump : de en
  • CH230553A - Roller basket for roller bearings. : de en
  • US2338834A - Recovery of cyanoacetic acid from aqueous inorganic salt solutions thereof : en
  • US2339084A - Filter bed filtration with filter bed cleaning : en
  • US2339113A - Window blind : en
  • DE744176C - Circuit fermentation process and device for the production of yeast or for the simultaneous production of yeast and alcohol : de en
  • FR889467A - Nut Locking Device : en fr
  • FR889472A - Device for carrying out the heat treatment of metals successively in different containers : en fr
  • US2338766A - Sound recording method and system : en
  • US2338812A - Weld rod : en
  • US2338951A - Device for cutting threads sidewise with automatically withdrawing tool : en
  • FR889650A - Development of telephone systems : en fr
  • GB558635A - Improvements in knitting machines : en
  • AU778542A - An improved method of and device for securing splints ona broken or damaged limb : en
  • CH230452A - Process for the production of insulating layers. : de en
  • AU117929B2 - Improvements in and relating to bottle stoppers : en
  • DE744354C - Method and device for the production of reinforced concrete pipes : de en
  • CH230531A - Pair of electrode holders for final arc welding of thin metal parts. : de en
  • CH230525A - Aiming device for shooter. : en fr
  • US2338795A - Wire plating apparatus : en
  • AU716042A - Improvements in or relating to cutting dies : en
  • DE744433C - Aircraft landing facility : de en
  • CA417637A - Emergency and parking brake : en fr
  • USD137020S - Embroidered trimming or similar article : en
  • US2338737A - Machine tool : en
  • US2339217A - Water cooled hopper : en
  • AU117961B2 - Process of treating wool greases andthe like : en
  • FR889449A - Product to protect metals during work or other applications : en fr
  • GB558594A - Improvements in or relating to joints for concrete rafts of roads, runways and foundations : en
  • CH230540A - Machine for cutting long pieces of wood into short sections. : en fr
  • CH230552A - Tree and process for the manufacture of this tree. : en fr
  • CA417676A - Closure composition : en fr
  • CH230575A - Electric circuit breaker for high voltage direct current. : de en
  • CH230589A - Table lamp. : de en
  • CA417737A - Window operator : en fr
  • US2338924A - Process for the protection of magnesium-base metals : en
  • US2338981A - Method and device for measuring the thickness of light transmitting layers : en
  • GB558655A - Improvements in and relating to earth moving machines : en
  • CH230524A - Piezoelectric conversion device. : de en
  • CH230580A - Device with at least one barrier electrode system. : de en
  • DE744385C - Compressed air drive for electrical switches : de en
  • DE723509C - Arrangement for coupling a directional antenna system consisting of several individual antennas : de en
  • DE744279C - Process for the partial or complete azotization of calcium carbide : de en
  • FR889556A - Process for the preparation of dioxane derivatives : en fr
  • GB558660A - Improvements in and relating to tobacco feeding mechanism particularly for cigarette making machines : en
  • CH230487A - Method and device for the production of shoe soles. : de en
  • GB558525A - Improvements relating to variable speed epicyclic gearing : en
  • DE744413C - Printing telegraph receiver in which the printing process and the punching of strips are controlled by the same code disks : de en
  • CH230539A - Wood circular saw. : de en
  • DE744018C - Process for the preparation of disazo dyes : de en
  • CA417657A - Ignitron header : en fr
  • DE744435C - Flat combing machine with tacking rollers going back and forth across from the tear-off roller : de en
  • AU117938B2 - Improvements in, or relating to, hoists, cranes, lifts andthe like lifting apparatus : en
  • AU771642A - An improved machine for planting potatoes : en
  • DE744146C - Arrangement for suppressing the harmonics of ferrous three-phase transformers or three-phase choke coils : de en
  • FR889459A - Materials for relay contacts or low current regulators, especially telegraphic : en fr
  • US2339183A - Toaster : en
  • GB558644A - Improvements in or relating to instruments or devices for use in navigation : en
  • DE743746C - Production of ion exchangers from lignite : de en
  • FR889486A - Process for coating the inner wall of molds used in the manufacture of praline cores with a film coating : en fr
  • US2339162A - Apparatus for washing clothes and other articles : en
  • DE744411C - Blade ring association for radial pressurized centrifugal machines, especially steam turbines : de en
  • CA417656A - Electron discharge device : en fr
  • DE744257C - Vessel for making yoghurt : de en
  • DE744414C - Process for dissolving cellulose : de en
  • US2339082A - Beverage handling and dispensing apparatus : en
  • CA417753A - Metal blank handling apparatus : en fr
  • US2338761A - Centrifugal governor : en
  • US2338887A - Art of labeling : en
  • GR10210B - RESIN SOAPS IN SOLID FORM. : el en
  • US2339035A - Apparatus and method for vacuumizing containers : en
  • FR889425A - Skirting for hermetic closing of doors : en fr
  • DE744438C - Clarification plant for cleaning waste water : de en
  • US2338758A - Shaft coupling : en
  • US2339187A - Towel or cloth holder : en
  • US2338993A - Refrigerator car construction : en
  • DE744248C - V-shaped 12 cylinder engine : de en
  • FR889403A - Stirring and beating machine for bakeries, etc., with change of speed of the beater for stirring and beating : en fr
  • US2339040A - Heating system for railway cars : en
  • US2339229A - Beverage cooling apparatus : en
  • DE744459C - Method and coating for making casting molds : de en
  • FR889560A - High-performance aeromotor or aerodynamic wing for all ships : en fr
  • CH230528A - Tool for grinding pushers and anvils of gallows to drive out watch stones. : en fr
  • DE744169C - Magnetic separator : de en
  • DE744291C - Mercury wiper relay operating through electrical heating or cooling of gases : de en
  • NL55805C - : en
  • CA417638A - Instrument mounting device : en fr
  • DE744351C - Pressure equalizer for the simultaneous pressing of several bodies from Zuendsaetzen, explosives, plastic masses o. : de en
  • GB558541A - Improvements in or relating to cigarette and the like lighters : en
  • US2339191A - Electric multistep controller : en
  • US2338865A - Base for electric lamps and similar devices : en
  • GR10211B - MILK TURKEY OR FOAM CREAM. : el en
  • US2338757A - Telephone set : en
  • US2338889A - Refrigeration apparatus : en
  • US2339096A - Solvent composition and method of cleaning lubricated apparatus : en
  • US2338988A - Car truck : en
  • US2339192A - Method of treating vessels having refractory linings : en
  • US2339210A - Screw driver type tool : en
  • DE744109C - Device for conveying threads, in particular artificial silk threads : de en
  • US2338813A - Method of manufacturing sound deadening material : en
  • US2339083A - Production of sulphathiazole : en
  • US2339131A - Manufacture of fluorescent lamps and screens : en
  • CA417684A - Malleable iron production : en fr
  • CH230639A - Contact device on electrical machines and apparatus. : de en
  • CH230604A - Control circuit for transmission systems with two speech directions. : de en
  • US2338902A - Process for manufacture of isothiocyanates : en
  • AU701542A - A process forthe preparation ofa cleansing agent andthe application thereof : en
  • CH230597A - Process for the preparation of a blood substitute fluid. : de en
  • CH230472A - Room furnishings. : de en
  • AU117906B2 - Coupling for magnetos to internal combustion engines : en
  • DE744444C - Circulating furnace with a shut-off device that can be switched into the circulation path : de en
  • CH230548A - Process for labeling glass and other surfaces. : de en
  • ES157960A1 - IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF CUBAS FOR IMMERSION IN SALT BATHS, WITH PROTECTION AGAINST CORROSION : en es
  • FR889415A - Improvements to electrically welded cans : en fr
  • FR889480A - Dispensing drawer intended to control the inlet and outlet of a fluid : en fr
  • FR889493A - Spinning reel : en fr
  • FR889563A - Devices for measuring angles of torsion in driving shafts such as crankshafts, etc. : en fr
  • DK61801C - Projectile for rifled Shots. : da en
  • US2339125A - Electromagnetic time element device : en
  • DE744212C - X-ray device with oil-filled pipe protection housing : de en
  • AU117972B2 - Improvements in and relating to blower heads for the separation of card or paper stock : en
  • FR889614A - Product intended for breadmaking : en fr
  • GB558657A - Improvements in lenses : en
  • DE744268C - Switching system for electric vehicles : de en
  • GB558605A - Method of preparing stencils : en
  • US2339116A - Temperature measuring apparatus : en
  • AU117932B2 - Improvements in or relating to receptacles : en
  • FR889571A - Process for reducing the efficiency losses of the electric current and the energy consumption in the electrolysis of molten baths : en fr
  • DE744375C - Device for maintaining the voltage on electric vehicles : de en
  • US2338720A - Manufacture of bobbin-spun rayon : en
  • US2339135A - Threaded coupling : en
  • US2338802A - Treated turpentine composition : en
  • US2339231A - Process of preparing paving mixtures : en
  • DE744388C - Permanent magnet system for multi-phase generators : de en
  • CA417720A - Fatty acid distillation : en fr
  • US2338939A - Automatic portioning and molding mechanism : en
  • US2338922A - Continuous envelope assembly : en
  • US2339122A - Antitheft device : en
  • AU117945B2 - Improvements in or relating to optical objectives : en
  • CH230527A - Tracing machine. : en fr
  • CA417665A - Electrical socket and installation : en fr
  • CH230510A - Process for the preparation of color photographic images. : de en
  • AU756842A - Converter circuits : en
  • CH230526A - Waterproof watch box. : en fr
  • CA417622A - Floating wall : en fr
  • CA417747A - Paraffin hydrocarbon processing : en fr
  • CH230601A - Switching device for writing registers. : de en
  • US2338751A - Folding wing on aircraft : en
  • CH230463A - Means to be applied to concrete formwork to facilitate stripping. : de en
  • CH230633A - Process for the preparation of an azo dye. : de en
  • FR889503A - : fr
  • US2338869A - Riveting peen extension : en
  • CH230475A - Can opener attached to the bottom of the can on cans with a lid. : de en
  • CH230640A - Device for lowering the midpoint surge voltage of single and multi-phase transformers. : de en
  • CH230634A - Process for the preparation of an azo dye. : de en
  • US2338781A - Method and apparatus for continuously casting metal : en
  • US2338965A - Operating mechanism for ventilating wings : en
  • DK61792C - Fetal Partitioning Instrument. : da en
  • FR889533A - Process and apparatus for the continuous distillation of tars or oils : en fr
  • FR889540A - Cooling device for gasifier air nozzles : en fr
  • CA417639A - Roofing strip : en fr
  • AU117913B2 - An improved machine for planting potatoes : en
  • CH230512A - Locking insert for stick erasers in hollow pencil, pen and similar holders. : de en
  • CH230590A - Gas burner. : en fr
  • US2338879A - Veneer apparatus : en
  • US2339120A - Industrial truck : en
  • US2338742A - Substituted styrene-polyisoprene copolymer : en
  • DE744440C - Gas suction device for coke stoves : de en
  • AU646842A - Improvements in or relating to optical systems : en
  • CH230559A - Mechanism lubricating device. : en fr
  • CA417681A - Blowpipe plate-riding attachment : en fr
  • CH230530A - Adjustable counter pressure plate on molding machines. : de en
  • USD137025S - Design fob a pressing device : en
  • AU729742A - Transmission networks for use in conjunction with monitoring systems : en
  • DE744103C - Surge arresters : de en
  • FR889427A - Sealing device applicable to doors and replacing the threshold : en fr
  • AU117910B2 - Condenser and control circuit : en
  • AU393341A - Improvements relating to portable engine-driven pumps : en
  • AU606542A - Improvements in or relating to collecting mechanism : en
  • USD137001S - Design for a brooch pin : en
  • US2338701A - Insulating coating for electrical space discharge tube elements : en
  • GB558586A - Improvements in and relating to the dyeing of nylon fibres : en
  • DE744162C - Method for measuring illuminance levels, in particular for measuring exposure times : de en
  • CA417702A - Golf club joint : en fr
  • AU117916B2 - Improvements in or relating to thermionic feedback amplifiers : en
  • US2338876A - Magnesium compound from calcined dolomite : en
  • US2338699A - Airplane landing gear : en
  • US2338727A - Cabinet construction : en
  • US2339031A - Micrometer : en
  • US2338797A - Terpene compound : en
  • CA417726A - Hair fastener : en fr
  • US2339008A - Coating machine : en
  • CA417690A - Wave band pass selector : en fr
  • GB558537A - Machinery guard : en
  • AU584642A - Improved rotary engine : en
  • GB558558A - Improvements in and relating to the decarburizing of steel containing silicon : en
  • GB558580A - Improvements in screw-cutting die heads : en
  • BE453472A - : fr
  • US2338912A - Internal combustion engine governor : en
  • CA417710A - Envelope handling device : en fr
  • CH230568A - Heat exchanger. : en fr
  • US2338799A - Method for selectively plugging water sands : en
  • US2338783A - Adjustable stool : en
  • AU759542A - Improvements in and relating to starting circuits for electric discharge devices : en
  • CA417706A - Shipping container : en fr
  • CH230522A - Gas detector. : de en
  • CH230626A - Process for the preparation of a stilbene dye. : de en
  • DE744407C - Ski pole : de en
  • FR889554A - Manufacturing process of sand molds for casting molten metals : en fr
  • DE744017C - Process for the preparation of monoazo dyes : de en
  • DE744115C - Sterilizer for sterilizing laundry, instruments, etc. like : de en
  • CA417733A - Oil well paraffin deposition preventing method : en fr
  • CH230508A - Accounting system. : en fr
  • AU117915B2 - Improvements in or relating to permanent magnet electric motors : en
  • US2338875A - Vehicle tire : en
  • CH230520A - Electricity meter. : de en
  • AU117921B2 - Improvements in or relating to sliding clasp fasteners : en
  • CH230480A - Method and device for feeding and replacing threads in knitting machines. : de en
  • CA417648A - Cylinder honing machine : en fr
  • CA417659A - Vinyl ester preparation : en fr
  • US2339118A - Shoe lining and process of making the same : en
  • US2338739A - Steam iron : en
  • US2339108A - Manufacture of hydrocarbon oils : en
  • CH230454A - Oven attachment. : de en
  • US2338827A - Method of making reinforced rubber articles : en
  • DE744120C - Process for the processing of ores or other mining and mining products : de en
  • DE744131C - Winders for ropes, cables, wires, threads, flat copper, mainly for stranding machines : de en
  • US2339074A - Game : en
  • US2339140A - Automatic lathe : en
  • CA417651A - Brake mechanism : en fr
  • US2339011A - Glider torpedo : en
  • DE744234C - Lid for ceramic jugs with an open mouth : de en
  • CH230557A - Rotary valve used to close pipelines. : de en
  • FR889513A - Sophisticated envelope letter : en fr
  • CH230515A - Clockwork time fuse. : de en
  • CA417620A - Phonograph needle and record protector : en fr
  • FR889627A - Improvements to light boxes used for examining x-rays : en fr
  • US2338840A - Method and apparatus for seasoning electric lamps or similar lamps : en
  • CA417643A - Meter holder : en fr
  • USD136999S - Design foe a brooch pin : en
  • DE743673C - Process for the production of azo dyes : de en
  • US2339102A - Transmission and control mechanism : en
  • CH230615A - Snow runner for strollers. : de en
  • DE744415C - Instrument for loosening tooth roots from the tooth socket : de en
  • US2338784A - Work supporting tray for heat treating furnaces : en
  • FR889621A - Heat recovery device for furnaces and other applications : en fr
  • FR889567A - Dividing wall for the exit of the reserve chamber of the hoppers feeding the automatic scales : en fr
  • CH230459A - Water boiler with fuel container for burning solid fuels in finely divided state. : de en
  • CH230605A - Circuit arrangement in telecommunication systems with at least partial voter operation. : de en
  • AU824343A - Process for ornamenting vases andother ornaments : en
  • FR889599A - Thread guide control device for bobbin winders : en fr
  • GB558636A - Improvements in or relating to plywood : en
  • USD137019S - Embroidered trimming or similar article : en
  • AU117978B2 - Improvements in apparatus for softening or other treatment of water : en
  • US2339100A - Light fixture : en
  • DE744349C - Single track roller skate : de en
  • CA417732A - Electric welding system : en fr
  • CH230492A - Process for the preservation and briquetting of powdery substances. : de en
  • CH230579A - Device for reducing the stress on windings consisting of several coils in the event of shock wave-like overvoltages. : de en
  • DE744391C - Low power single phase capacitor motor : de en
  • DE744145C - Multiple vacuum switches or relays : de en
  • NL55793C - : en
  • US2338809A - Batch meter : en
  • US2339212A - Boiler for steam cookers or the like : en
  • US2339061A - Reaction product of aldehydes and poly-(diazinyl hydrazino) derivatives of polycarboxylic acids : en
  • DE744229C - Ingot puller for continuous casting machines : de en
  • US2338733A - Indicator means for bowling pin setting machines : en
  • US2338821A - Threading apparatus : en
  • CH230479A - Spool holding device on the winding machine. : de en
  • DE744133C - Fermentation process and device, in particular for the production of yeast or other microorganisms : de en
  • US2338992A - Operating means for piano actions : en
  • USD137032S - Design for a compact : en
  • FR889637A - Spinning wheel device adaptable to sewing or embroidery machines or other similar machines : en fr
  • GB558624A - Improvement in cloches : en
  • FR889420A - Internal combustion engine piston : en fr
  • FR889550A - Axis counter device for wheel trains running on rails : en fr
  • US2339004A - Optical measuring instrument : en
  • US2339086A - Booster and economizing system for air compressors : en
  • CA417707A - Adhesive sheet : en fr
  • US2339059A - Acid-curing resin composition : en
  • CA417730A - Traffic counting apparatus : en fr
  • DE744419C - Procedure for testing the knock resistance of fuels : de en
  • USD137003S - Design for a brooch pin : en
  • AU786842A - Improvements in, or relating to, hoists, cranes, lifts andthe like lifting apparatus : en
  • US2338755A - Thread-storage, thread-advancing device : en
  • CH230457A - Hot water boiler with forced circulation and forced distribution of the heat transfer medium. : de en
  • CA417760A - Basic ester production : en fr
  • CH230461A - Method and device for the production of semi-cylindrical insulating shells from glass fibers or other inorganic fibers for pipelines. : de en
  • DE744299C - Anode tube for X-ray tubes with external anode : de en
  • FR889419A - Light metal piston for internal combustion engines : en fr
  • US2338763A - Portable grinding machine : en
  • US2338918A - Processes for the manufacture of artificial textile fibers : en
  • US2338857A - Railway car truck : en
  • US2339213A - Color development process using aromatic hydrazines : en
  • US2338854A - Extruding apparatus : en
  • FR889458A - Method for determining the direction of a variable locus relative to a fixed transmitter : en fr
  • GB558612A - Improvements in or relating to fans : en
  • GB558668A - Improvements in and relating to electric gas blast circuit breakers : en
  • AU747142A - Frequency and phase modulation receivers : en
  • CA417660A - Shoe stiffening member : en fr
  • DE744406C - Mixing and storage vessel for liquids consisting of two nested cups of different sizes : de en
  • US2338957A - Electromagnetic control device : en
  • US2339104A - Drill bit : en
  • GB558582A - Improvements in or relating to the treatment of oleo resins : en
  • GB558591A - An improved method of supporting and locating wires of electrical circuits : en
  • US2338782A - Cyanine dyestuff : en
  • US2339178A - Fluorescent tube coating : en
  • US2339010A - Combined light fixture and sterile lamp : en
  • USD137031S - Scheidlinger jacket or similar article : en
  • USRE22416E - Fatigue-testing machine : en
  • CA417703A - Organic solution of formaldehyde-urea reaction products : en fr
  • CH230556A - Sealing membrane moved by a rod that moves back and forth. : de en
  • FR889478A - Mixture used in the manufacture of soft and flexible articles : en fr
  • GB558553A - Improvements in or relating to motor power plants : en
  • GB558613A - Improvements in or relating to wire drawing machines and method : en
  • US2338911A - Machine for applying aplastic bindings and the like : en
  • USD137010S - Embroidered trimming or similar article : en
  • FR889501A - : fr
  • FR889553A - Valve cone, especially intended for marine machines : en fr
  • US2338896A - Pneumatic shock absorber : en
  • US2338785A - Construction of roads or runways : en
  • FR889624A - Adaptation of belt tracks on agricultural tractor : en fr
  • FR889580A - purification of prehydrolysis products of raw materials containing cellulose for the cultivation of yeast : en fr
  • FR889535A - Assembly for activating an installation that produces effects on pulses : en fr
  • FR889527A - Plant for the continuous treatment of flax or other fibrous plants : en fr
  • FR889622A - Curved wood heel counter : en fr
  • AU117939B2 - Improvements in or relating to controls for ships' engines : en
  • DE743875C - Hose made from webs of a non-dimensionally stable material for conveying low-tension gaseous fluids : de en
  • US2339171A - Tool for performing internal machining operations at an angle to the axis of bores or tubular members : en
  • USD137006S - Design for a combined brooch and locket : en
  • DE743826C - Process for dyeing fibrous materials made from natural or regenerated cellulose with mordant dyes containing at least one salicylic acid group : de en
  • DE744205C - Transformer for fine-level control through a contact piece that grinds on n parallel, isolated from one another and bare-made windings on the same leg at the contact points : de en
  • GB558632A - Improvements in or relating to thermionic valve circuits : en
  • DE744461C - Process for the production of centrifugally cast hollow bodies : de en
  • FR889422A - Color varnish manufacturing process : en fr
  • FR889547A - Sophisticated beehive frame : en fr
  • GB558555A - An improved manufacture of monocyclic hydrocarbons and their derivatives : en
  • GB558598A - Improvements in or relating to thermoinic valve receiving circuits : en
  • GB558544A - Improvements in oil seals : en