• US2294278A - Asbestos-cement pipe-making machine : en
  • CA406888A - Machine tool : en fr
  • US2293841A - Hanger for sliding doors : en
  • US2294190A - Automatic closure : en
  • US2293738A - Shoe lasting and sewing machine : en
  • US2294122A - Ignition circuit breaker : en
  • DE724411C - wheelbarrow : de en
  • AU253441A - Improved pneumatic control means for electric motors, andother electrical appliances : en
  • CA407021A - Yarn stapilizing apparatus : en fr
  • US2294196A - Circuit making and breaking device : en
  • CA406957A - Tire tube : en fr
  • FR874866A - Installation for the purification and circulation of lubricating oil : en fr
  • US2294032A - Railroad car heater : en
  • USD133607S - Design fob a dress : en
  • US2293824A - Riveting press : en
  • US2293879A - Torch supporting and adjusting apparatus : en
  • USD133594S - Design for a dress : en
  • DE724332C - Device for washing, pre-drying, skinning, drying, cooling and polishing and for preparing cereals and legumes : de en
  • DK60081C - License plate, in particular for Automobiles and other Vehicles. : da en
  • AU115701B2 - Improvements in or relating to fluid operated friction clutches and desludging devices therefor : en
  • US2293860A - Method of feeding glass : en
  • US2293913A - Engine cooling system control : en
  • CA407015A - Radio modulation system : en fr
  • FR874863A - Device for pre-starting lubrication of internal combustion engines, especially on airplanes : en fr
  • US2294138A - Die holding apparatus : en
  • FR874835A - Process for manufacturing regenerated cellulose filaments and films : en fr
  • GB547326A - Improvements in or relating to lathes and like machines : en
  • DE724327C - Method for attaching graphite electrodes from electron tubes to holding wires : de en
  • CA406997A - Dispensing cabinet : en fr
  • DE724371C - Single-sided locomotive single axle drive : de en
  • DE724456C - Process for extending the service life of fluorescent tubes containing fluorescent materials : de en
  • CA406890A - Luminous pendant : en fr
  • USD133596S - Design for a dress : en
  • US2294305A - Apparatus for making tassel fringe : en
  • USD133576S - Combined ash tray and article rest : en
  • US2293843A - Method of making porous articles : en
  • US2294144A - Display device : en
  • US2293747A - Apparatus for coating the edges of strips : en
  • US2293708A - Error detector for telegraph printers : en
  • US2294310A - Key for cylinder locks : en
  • US2294272A - Woodworking machine : en
  • US2294180A - Apparatus for and method of producing television images : en
  • DE724509C - Process for the transfer of colloidal foaming substances containing but poor foaming liquids into liquids with good foaming power : de en
  • US2293790A - Circuit controlling apparatus : en
  • US2293723A - Phonograph : en
  • DE724351C - Press casting machine for processing magnesium and its alloys : de en
  • US2293771A - Cargo sling hook : en
  • US2293972A - Manufacture of steel castings : en
  • FR874779A - Broadband high frequency cable : en fr
  • US2294021A - Fixture for attaching clips in moldings : en
  • FR874892A - Amplifier lamp with electronic multiplication : en fr
  • US2293760A - Polyamide solution : en
  • DE724396C - Process and device for the desalting of hydrocarbon-water emulsions : de en
  • FR874812A - Flexible tubular electrical conductor : en fr
  • GB547380A - A device for removing and extinguishing incendiary bombs : en
  • DE725644C - Grinding of the wheels of wheel sets : de en
  • GB547453A - Improvement in chair construction : en
  • US2294243A - Vacuum cleaner nozzle : en
  • USD133545S - Design for a shoe sole : en
  • US2294273A - Feeding flexible disks : en
  • USD133588S - Design fob a dress : en
  • AU115742B2 - Improved pneumatic control means for electric motors, andother electrical appliances : en
  • DE724323C - Bogie for vehicles, especially rail vehicles : de en
  • DE724446C - Control device for telephone systems : de en
  • US2293721A - Method of and apparatus for cutting and splicing thick rubber stock and the like : en
  • US2293871A - Pneumatic feeder : en
  • DE724410C - Drive for friction wheel screw presses : de en
  • GB547389A - Improvements in or relating to thrust or step bearings : en
  • DE724447C - Procedure for tuning oscillation circles : de en
  • GB547473A - Improvements in detectors for frequency-modulated radio-frequency energy : en
  • GB547361A - Improvements in and relating to gas blast electric circuit breakers : en
  • CA407013A - Piezoelectric crystal apparatus : en fr
  • DE724352C - Hand polishing machine : de en
  • DE724405C - Arrangement for exchanging endless undivided conveyor belts in agricultural machines : de en
  • DE724546C - Rainproof clothing for women : de en
  • GB547451A - An improved coke and method of producing the same : en
  • US2293898A - Removal of acidic constituents from petroleum distillates : en
  • CA407002A - Inflatable game ball : en fr
  • US2293956A - Draft regulator : en
  • US2293938A - Tubular article : en
  • USD133580S - Combined ash tray and cigarette and cigar holder and extinguisher : en
  • US2293955A - Winding strandular material : en
  • US2294123A - Magnetic electron lens : en
  • US2294124A - Governor construction : en
  • US2294142A - Pipe joint : en
  • US2294212A - Compact device or the like : en
  • US2293960A - Aviation oil cooler : en
  • DE724383C - Method for cementing ceramic tiles : de en
  • DE724384C - Flexible rail fastening, especially for mine railways : de en
  • DE724544C - Tension ring lock with lever actuation : de en
  • US2293821A - Cinematographic projection device : en
  • DK60086C - Dry shaver. : da en
  • FR874843A - Method for eliminating disturbances occurring in accumulation image sensor tubes : en fr
  • DE724491C - Feeding device for pastes, slugs and. Like. With feed hopper and metering device : de en
  • FR874760A - Row crop cultivator : en fr
  • GB547411A - Improvements in or relating to the manufacture of organic colouring materials : en
  • GB547469A - Improvements in cooling systems for internal combustion engines : en
  • DE724388C - Circuit arrangement for call seekers in telecommunications systems, especially telephone systems : de en
  • US2293826A - Treatment of textiles and other fibrous materials : en
  • US2293919A - Insecticide holder : en
  • FR874832A - Electrical assembly intended to transmit electrical oscillations : en fr
  • US2294169A - Casting iron and steel : en
  • GB547368A - Telephone switch : en
  • US2293967A - Hydraulically operated clutch : en
  • US2294041A - Door operating mechanism : en
  • US2294090A - Manufacture of neckties : en
  • FR874858A - Direction-finding antenna system : en fr
  • GB547393A - Improvements in temperature control devices for refrigerators : en
  • GB547325A - Process for the purification of magnesium oxide produced from sea water, brines and like liquors containing convertible magnesium salts : en
  • US2294293A - Brake : en
  • USD133554S - Banner or similar article : en
  • DE724488C - Ice skate with exchangeable blade : de en
  • FR874830A - Switching lever for circuit breakers : en fr
  • DE724238C - Device for the automatic display of the metacentric height of ships : de en
  • DE724354C - Device for the heads of the ears of stalk fruits : de en
  • US2294309A - Key and lock construction : en
  • US2294328A - Ultra-high-frequency signal-translating stage : en
  • US2293831A - Signal detecting system : en
  • DE724376C - Control for electrical conveyor machines : de en
  • DE724415C - Electric screw drive for watercraft that is structurally combined with the screw system rotating around a fixed axis : de en
  • US2294006A - Can holder : en
  • DE724141C - Cathode ray switch for distributing a modulation to several channels : de en
  • US2294213A - Door knob structure : en
  • USD133593S - Design for a dress : en
  • GB547477A - Improvements in or relating to stereotype casting boxes : en
  • AU115727B2 - Improvements in or relating to push-pull amplifying circuits : en
  • DE724426C - Device for the operation of conveyor systems in which the material conveyed by an excavator or the like is transported away by electrically driven trains : de en
  • US2293975A - Truck and brake assembly : en
  • US2294011A - Steering wheel : en
  • AU115710B2 - Improvements in apparatus for preparing solutions : en
  • DE724341C - Forced pipe steam generator : de en
  • DE724459C - Control device for electrical resistance point or resistance seam welding machine : de en
  • DE724551C - Point-emitting, oxide-covered glow cathode for Braun tubes : de en
  • FR874780A - Manufacturing process of permanent magnets : en fr
  • GB547462A - Improvements relating to instruments for measuring the roughness of surfaces : en
  • US2294170A - Metal casting : en
  • US2293818A - Production of knitted fabrics : en
  • CA407031A - Porous elastic fabric : en fr
  • US2294188A - Clutch release for tractors : en
  • DE724160C - Process for the preparation of readily water-soluble heterocyclic compounds containing nitrogen in the ring : de en
  • CA406918A - Fibre container : en fr
  • CA406956A - Parasiticidal preparation : en fr
  • CA407035A - Television scanning disc : en fr
  • DE724470C - Internally cooled gas turbine blade : de en
  • US2293800A - Line hitch and method of forming the same : en
  • AU115715B2 - Improvements relating to containers for water, food or other stores on lifeboats and like boats : en
  • AU249441A - Improved saw : en
  • DK60087C - Orthopedic Footwear or Footwear Insoles. : da en
  • DE724512C - Pantographs for electrically powered vehicles : de en
  • US2294174A - Ash receiver : en
  • DE724395C - Adhesive layers : de en
  • DE724485C - Automatically hydraulically operated dividing device arranged on the hydraulically moving table of a grinding machine : de en
  • GB547358A - Improvements in or relating to pipe joints for flushing cisterns : en
  • US2294236A - Pedal operated hydraulic fluid dispenser : en
  • US2294332A - Internal combustion engine : en
  • US2293900A - Cardboard display device : en
  • US2293979A - Portable map case : en
  • GB547403A - Improvements in or relating to power plants for aircraft : en
  • DE724404C - Device for the analysis of liquids, especially liquefied gases : de en
  • DE724321C - Guide vane carriers, subdivided in at least one axis plane and containing several rings, in particular for overpressure steam turbines : de en
  • DE724452C - Socket for electric light bulbs, which is held by a spreading device on the lighting body, in particular candle socket : de en
  • US2293887A - Decorative sheet material and method of using the same : en
  • US2293812A - Portable facsimile synchronizing system : en
  • US2294295A - Window : en
  • US2294261A - Oil filter casing : en
  • GB547328A - Improvements in the production of synthetic resins : en
  • AU250841A - Improved diamond impregnated metal and the manufacture of tools therefrom : en
  • CA406961A - Thermionic valve circuit : en fr
  • US2294316A - Shoe last : en
  • DE724377C - Method and device for the production of hinges from synthetic resin molding : de en
  • USD133562S - Design for a doily or similar article : en
  • USD133599S - Design for a deess : en
  • DE724338C - Hubschuetz : de en
  • GB547377A - Improvements in and relating to electric circuit interrupting devices : en
  • US2294143A - Centrifugal compressor : en
  • DE724429C - Device for the transmission of electrical currents : de en
  • US2294290A - Pneumatic concentrator : en
  • FR874861A - Process for producing iron or iron alloys by reduction of iron ores : en fr
  • US2293838A - Selective machine stopping means positively operated upon yarn cessation in yarn-changing furnishing mechanism : en
  • US2294151A - Bottle rack for automobiles and other motor vehicles : en
  • DE724364C - Rope pulley, which is arranged loosely on a drive axle stub of a motor vehicle : de en
  • US2294019A - Method of heating tubes and the like for upsetting : en
  • FR874786A - New detergent products : en fr
  • FR874887A - Improvements to electronic image analyzer devices obtained by optical image transformation : en fr
  • US2294321A - Welding electrode holder : en
  • GB547457A - Improvements in or relating to the conversion of straight chain paraffin hydrocarbons into isoparaffin hydrocarbons of high anti-knock value : en
  • FR874795A - Process for leveling metal strips : en fr
  • USD133540S - Pencil or similar article : en
  • GB547357A - Wave filter : en
  • USD133563S - Design for a doily or the like : en
  • FR874753A - Shoe sole : en fr
  • US2294224A - Combination container and dispenser : en
  • USD133586S - Design for a dress : en
  • US2294076A - Picture hanger : en
  • US2293858A - Apparatus for washing sheet glass : en
  • FR874894A - Method of sheathing electrical conductors : en fr
  • DE724387C - Circuit arrangement for telephone systems with dialer operation : de en
  • GB547463A - Improvements in gear-pumps : en
  • US2294088A - Woven belt : en
  • US2293748A - Magnetic brake : en
  • US2294223A - Toy : en
  • US2293942A - Latching construction : en
  • DE724380C - Differential DC remote pointer : de en
  • DE724538C - Exhaust device for internal combustion engines, in which the exhaust is passed through a water bath to cool and quench the sparks : de en
  • DE724424C - Process for the finishing of textiles : de en
  • GB547406A - Improvements in or relating to internal combustion engine installations : en
  • DE724567C - Display device for measuring the distortion of telegraphic characters or the like using the stroboscopic method : de en
  • US2294069A - Method of rendering villous surfaces noncrocking : en
  • GB547402A - Improvements in or relating to speed reduction gearing : en
  • DE724432C - Boring head attachable to boring bars : de en
  • GB547341A - Improvements in and relating to magneto electric machines : en
  • GB547352A - Improvements in the control of electro-magnetically vibrated apparatus such as conveyors : en
  • DE724529C - Open connecting rod head for a connecting rod to be removed through the cylinder for single-cylinder and in-line engines : de en
  • USD133583S - Design for a dress : en
  • USD133590S - Design for a dress : en
  • CA406928A - Conveyer belt clip : en fr
  • CA407005A - Fluid medium dispensing apparatus : en fr
  • US2294037A - Method of making motor-compressor units for refrigeration : en
  • DE724325C - Arrangement for electrical beam blocking in cathode ray oscilloscope tubes with glow cathode : de en
  • DE724421C - Process for the production of double-layer woven double carpets with perfect edges : de en
  • GB547359A - Lids for cans and like containers : en
  • USD133556S - Design fob a combined folder for bhxs, checkbook, and calendar : en
  • US2293787A - Torque wrench : en
  • CA406972A - Tubular melting furnace : en fr
  • GB547426A - Improvements in or relating to power plants for aircraft : en
  • DE700555C - Process for the production of selenazolidones : de en
  • FR874762A - evaporator for liquid fuels : en fr
  • US2294178A - Electrical musical instrument : en
  • FR874773A - Method for extinguishing sound recordings obtained by magnetic means : en fr
  • US2293782A - Preparation of 1-nitro-2-methylanthraquinone : en
  • US2294085A - Safety electrical couplings : en
  • FR874827A - Turbo-engine : en fr
  • GB547396A - Improvements connected with handles for coffin furniture : en
  • GB547350A - Improvements relating to thermostatically controlled valves : en
  • GB547414A - Improvements in or relating to tubulous boilers : en
  • FR874886A - Receiver with automatic antifading and high frequency attenuation : en fr
  • DE724398C - Gas burners for ovens : de en
  • CA406934A - Wood pulp bleaching process : en fr
  • DE724320C - Remote measurement receiving device operating according to the frequency change or pulse frequency method : de en
  • GB547407A - Improvements in and relating to straight bar knitting machines : en
  • US2293846A - Electric welder : en
  • USD133543S - Design for a knitting needle : en
  • DE724416C - Locking device with articulated lever for metal windows : de en
  • AU648342A - An improved tuyere for gas producer and like furnaces : en
  • US2293697A - Flame propagator for pilot burners : en
  • US2293932A - Relay system : en
  • FR874864A - Straw feed rake for oscillating piston balers : en fr
  • AU115719B2 - Improved saw : en
  • DE724535C - Fuel injector : de en
  • USD133535S - Design for a golf glove : en
  • DE713476C - Waterproof electrical plug or coupling device : de en
  • US2293765A - Hydraulic power transmission apparatus : en
  • US2293861A - Production of composite titanium oxide pigments : en
  • AU444742A - Improvements in or relating tothe manufacture of expanded cellular rubber or like material : en
  • AU341941A - Improvements in or relating to internal-expanding braking and clutching devices : en
  • FR874870A - Gas radiator with heater, with full heat recovery : en fr
  • GB547381A - Improvements in or relating to one-way dispensing closures for bottles and the like : en
  • US2293868A - Polymerization products : en
  • USD133585S - Combined stand and electric fan : en
  • DE724483C - Scrubbing drum, especially for wire nails : de en
  • GB547355A - An improvement in or relating to locking devices for electric incandescent lamps : en
  • US2294215A - Apparatus for making containers : en
  • US2294255A - Clip installing device : en
  • US2293811A - Preparation of therapeutically useful heterocyclic compounds : en
  • US2294058A - Method of making lock nuts : en
  • USD133582S - Dewey radio : en
  • DE724500C - Device to prevent the immediate re-tripping of self-switches : de en
  • US2293924A - Fluorescent table lamp construction : en
  • US2293990A - Illuminated sign and the like : en
  • US2294205A - Bean cultivator : en
  • US2294220A - Method of and apparatus for making containers : en
  • CA406979A - Continuous metal moulding method : en fr
  • DE724566C - Two-part disc with radial action on both sides as a blade carrier for centrifugal machines, especially steam or gas turbines : de en
  • GB547346A - Improvements relating to containers of corrugated paper, fibre-board, straw-board or the like : en
  • US2294356A - Power transmission mechanism : en
  • CA406948A - Thermostat : en fr
  • AU115716B2 - Gaseous discharge lamp : en
  • CA406933A - Rubber-like material : en fr
  • AU250741A - Improvements in resonant lines for use in radio and like systems : en
  • CA406952A - Engine driven pump : en fr
  • US2294053A - Refining of nonferrous metals : en
  • USD133560S - Design fob a slip : en
  • USD133551S - Design for an elbowlet : en
  • CA407030A - Sheet metal press : en fr
  • DE724367C - Bucket wheel excavator : de en
  • AU279041A - Improvements in or relating tothe manufacture of ammonium nitrate : en
  • CA406947A - Churn and butterworker : en fr
  • GB547376A - Improvements in pressure treatment of coking coals : en
  • CA406974A - Dried milk product : en fr
  • DE724329C - Lighting device for projection purposes : de en
  • DE724477C - Arrangement for filling sweet must tanks with carbonic acid : de en
  • GB547365A - Storage batteries : en
  • US2293810A - Electroplating stainless steel : en
  • US2293710A - Brake : en
  • US2293728A - Dehydrating method and apparatus : en
  • FR874796A - Internally operated automatic drain valve : en fr
  • AU118864B2 - An improved tuyere for gas producer and like furnaces : en
  • CA406999A - Exothermic mixture : en fr
  • DE697151C - Adding machine : de en
  • US2293897A - Fluorescent tube : en
  • US2293759A - Process for catalytic reforming and desulphurization : en
  • US2293827A - Acetylene lamp : en
  • US2293839A - Centimeter wave absorber : en
  • US2294110A - Chassis construction : en
  • CA406951A - Drawing press : en fr
  • CA406995A - Electrical musical instrument : en fr
  • US2294291A - Repouring device : en
  • AU115708B2 - Improvements in and relating to foam producing apparatus : en
  • CA406968A - Hop picking machine : en fr
  • DE724347C - Contact point for electrical switches : de en
  • US2294044A - Ladle : en
  • US2294081A - Fish lure : en
  • GB547420A - Improvements in removing aldehyde from mixtures such as essential oils : en
  • US2293918A - Cable for barrage balloons : en
  • AU423542A - Gaseous discharge lamp : en
  • DE724513C - Circuit arrangement for call seekers with zero position in telecommunication systems, especially telephone systems : de en
  • DK60084C - Lock with Key. : da en
  • USD133529S - Design for a chair : en
  • CA406895A - Ham curing pickle processing : en fr
  • CA406989A - Bow or knot tying means : en fr
  • GB547478A - Improvements relating to engine-driven centrifugal pumps : en
  • FR874838A - Spacer for long-distance communications cables, with air space insulation : en fr
  • USD133569S - Panty girdle or similar article : en
  • DE724448C - Device for adjusting the starting friction between the belt and the pulley of electric motors : de en
  • DE724478C - Device for controlling aircraft components to be moved by means of an auxiliary : de en
  • CA406945A - Strip fabric leader bar aligning control : en fr
  • FR874871A - Safety device in gas heaters : en fr
  • DE724108C - Vehicle drive with device to prevent skidding : de en
  • FR874811A - Lean gas generator for bituminous fuels intended particularly for supplying engines for motor vehicles, boats and in general for all other applications : en fr
  • US2293761A - Polyamide solution : en
  • GB547481A - Improvements in or relating to electrical resistors : en
  • US2293709A - Dyestuffs of the anthraquinone series : en
  • US2293788A - Electric outlet box : en
  • US2294035A - Ball pitcher : en
  • DE724462C - Splash or drip stopper : de en
  • US2293840A - Impregnating apparatus : en
  • GB547388A - Improvements in and relating to gas blast electric circuit breakers : en
  • FR874789A - New sealing process for vacuum tubes : en fr
  • GB547424A - Improvements in roofing sheets and roofs constructed thereof : en
  • USD133532S - Casserole or similar article : en
  • USD133587S - Design for a deess : en
  • USRE22163E - Double-acting press : en
  • US2293776A - Electrical fitting : en
  • DE724373C - Device for determining the distance of an aircraft from the surface of the earth : de en
  • US2294040A - Lamp bracket : en
  • US2294073A - Decimeter wave transmitter : en
  • US2294338A - Cross-talk balancing : en
  • US2293984A - Obstetrical forceps : en
  • GB547482A - Improvements relating to centrifugal governors : en
  • DE724532C - Injection carburetor with several cross-sectional constrictions of the fuel guide connected in parallel and subject to the same pressure difference : de en
  • DE724425C - Process for the production of alumina : de en
  • US2293950A - Electric protective device : en
  • US2294228A - Plasticized polyvinyl acetal resin : en
  • US2294064A - Sanding head : en
  • DE724472C - Gate valve : de en
  • DE724054C - Process for the production of fuel oil : de en
  • DE724366C - Double filler : de en
  • DE724539C - Stepless transmission : de en
  • US2293923A - Centerless grinder : en
  • US2294221A - Spray wheel : en
  • USD133530S - Leather ob similar article : en
  • USD133539S - Design for a radio cabinet : en
  • DE724510C - Steam turbine with several nozzle groups : de en
  • DE724517C - Non-flammable replacement : de en
  • DK60079C - Vending machine. : da en
  • FR874823A - Removable heel pad or heel protection plate : en fr
  • FR874805A - Submerged base supports, method and devices for constructing them : en fr
  • FR874825A - Roller train : en fr
  • US2294016A - Insulin and pectin solution for injection purposes : en
  • US2293698A - Emergency brake indicator : en
  • US2293713A - Apparatus for printing and notching : en
  • DE723679C - Automatic firearm with rotating lug lock and coupling element serving as a barrel stop : de en
  • GB547370A - Improvements relating to fuel injection pumps for internal combustion engines : en
  • US2293914A - Process of making friction lining : en
  • USRE22165E - Brief case : en
  • DK60076C - Stoker. : da en
  • FR874831A - Process for the catalytic aromatization of aliphatic hydrocarbons containing more than five carbon atoms and not more than twelve carbon atoms in the molecule : en fr
  • US2293746A - Angle of dive instrument : en
  • US2293905A - Mop and the like : en
  • US2293988A - Flow meter : en
  • US2293873A - Annealing apparatus : en
  • GB547340A - A mechanical picker-buffer and shock absorber for looms : en
  • DE724407C - Arrangement for starting internal combustion engines with the help of an electric starter : de en
  • GB547367A - Signal collecting systems for radio receivers and the like : en
  • DE724363C - Rail-bound measuring car for aerodynamic investigations of test bodies, especially airplanes : de en
  • US2293737A - Method of and apparatus for burning pulverized fuel : en
  • US2293930A - Screw : en
  • USD133526S - Design for a collapsible music stand : en
  • GB547437A - Improvements in or relating to recording apparatus for statistical machines : en
  • AU115736B2 - Improvements in resonant lines for use in radio and like systems : en
  • CA406975A - Dried skimmed milk product : en fr
  • DE724420C - Device for filling blast holes : de en
  • US2294292A - Container for beer and other products : en
  • US2294318A - Foundation auger : en
  • FR874824A - Device for the reduction of bone fractures : en fr
  • US2294172A - Process of making aerated food products : en
  • CA406994A - Radio amplifying system : en fr
  • DK60078C - Vending machine for Goods to be kept cool, e.g. Eat ice cream. : da en
  • FR874798A - Very high recovery sludge receiver : en fr
  • US2294336A - Stripping apparatus for carding engines : en
  • USD133565S - Design for a rug or the like : en
  • USD133592S - Design fob a dress : en
  • US2294034A - Annealing furnace : en
  • FR874819A - Universal splint splint : en fr
  • DE724360C - Rapid development device in which a tape-shaped layer support is guided in loops through photochemical baths : de en
  • DE724385C - Device for producing and distributing liquid mixtures, especially for road construction : de en
  • US2293917A - Bottle washing machinery : en
  • US2293925A - Railway truck structure : en
  • USD133577S - Combined ash tray and article rest : en
  • DE724465C - Optical display device for precision beam scales : de en
  • FR874777A - Improvements to cameras : en fr
  • US2293774A - Preparation of alpha tolylethyl alcohol : en
  • US2293876A - Amino compound : en
  • FR874799A - Crank with articulated handle forming a lock : en fr
  • GB547343A - Improvements in or relating to means for removing clinker, ash and like material from gas producers : en
  • GB547409A - Process for the preparation of 4-acetamido-2-hydroxyphenylarsenoxide : en
  • GB547479A - Improvements in and relating to furnace walls : en
  • US2294025A - Laying cage battery for poultry : en
  • US2294253A - Fastening machine : en
  • US2294239A - Abrasive article : en
  • SE105317C1 - : en
  • CA406899A - Light-polarizing material : en fr
  • GB547351A - Improvements in or relating to vacuum cleaner nozzles : en
  • DE724443C - Platen arrangement on typewriters or the like. : de en
  • US2293729A - Process for hydrogenating soybean oil : en
  • US2293819A - Production of knitted fabrics : en
  • CA407025A - Bonding compound : en fr
  • SE105320C1 - : en
  • US2294033A - Electric welding rod holder : en
  • US2294150A - Facsimile recording blank : en
  • USD133575S - Design for a heat preserver : en
  • US2293733A - Precision measuring device : en
  • CA407024A - Sand filter washing apparatus : en fr
  • AU398541A - Improvements in or relating to horseshoes : en
  • CA406941A - Vehicle brake control system : en fr
  • US2293935A - Keyboard : en
  • US2294160A - Glass pipe and coupling therefor : en
  • CA406891A - Mop : en fr
  • GR9963B - APPARATUS FOR CUTTING ENTERNOUS ARTIFICIAL FIBERS AND CONVERTING THESE IN PROJECTS TENSIONABLE. : el en
  • US2294119A - Apparatus for cooling and dispensing beverages : en
  • US2294159A - Method of laminating porous and plastic materials : en
  • US2294177A - Packing ring : en
  • US2294324A - Roofing machine : en
  • USD133524S - Bargen desk : en
  • AU115723B2 - Improvement infrequency discriminator network : en
  • GB547441A - Improvements in cathode ray tubes : en
  • US2293763A - Window assembly : en
  • US2294303A - Hole finder and guide : en
  • FR874765A - Iron mine pole : en fr
  • GB547444A - Improvements in liquid dielectric compositions : en
  • FR874801A - Carbide Waterfall Acetylene Generator : en fr
  • AU115728B2 - Improvements in fluid-pressure brakes for vehicles : en
  • DE724375C - Apparatus and workplace selector for X-ray systems, which are composed of several high-voltage generators and a number of examination devices : de en
  • FR874885A - Automatic filter bandwidth regulation system in receivers : en fr
  • DE724570C - Extinguishing chamber switch : de en
  • CA406920A - Portable milking machine : en fr
  • US2294145A - Method of improving a mineral oil as to its foaming properties : en
  • FR874841A - Mounting device eliminates interference voltage (aerial antenna effect) from direction finding antennas : en fr
  • DE724414C - Split wheel hub running on ball bearings : de en
  • FR874848A - Adjustment nozzle for fire extinguisher and air protection device : en fr
  • FR874806A - Improvements in the manufacturing processes of discharge tubes : en fr
  • US2293756A - Gas burner : en
  • US2294294A - Treatment of wells : en
  • DE724318C - Device for limiting the speed of motor vehicles : de en
  • USD133579S - Dictating machine or similar article : en
  • US2293953A - Thermal protective device for electric circuits : en
  • US2294043A - Automatic alarm system : en
  • US2294091A - Method of connecting stranded cables : en
  • CA406931A - Floor covering : en fr
  • US2293832A - Vehicle rocking apparatus : en
  • AU115738B2 - Improved means for automatically feeding a measured quantity of deodorising and disinfecting fluid tothe final flow of flushing water for lavatory basins andthe like : en
  • US2293806A - Electronic pickup : en
  • US2294317A - Visor construction : en
  • US2294157A - Rake : en
  • US2293973A - Permanent wave pad : en
  • USD133601S - Design fob a dress : en
  • US2294189A - Gun sight : en
  • US2294164A - Bathtub appliance : en
  • US2293707A - Gyroscopic instrument : en
  • US2293696A - Method of making designs : en
  • US2294023A - Balance bridge with regulator for clockwork mechanism : en
  • US2294279A - Box : en
  • DE724335C - Light meter with optical viewfinder for photographic apparatus : de en
  • DE724355C - Compound internal combustion engine : de en
  • FR874862A - Welding process for welding, by means of machines, receptacles containing food or the like : en fr
  • DE724481C - Buoy-shaped docking station for the supply of vehicles operating at sea, in particular seaplanes : de en
  • DE724336C - Contact arrangement for flashing light on photographic slot shutters : de en
  • DE724490C - Securing the position of a label on a bag : de en
  • DE724558C - Process for making paper yarns : de en
  • FR874888A - Wall Packed Braun Tube : en fr
  • DE724333C - Device for automatic disengagement of grinding machines : de en
  • DK60072C - Teletypewriter, especially Fee Remote Printer, and Coupling with such. : da en
  • FR874837A - Method of magnetization of a magnetic system preferably mounted in a closed housing : en fr
  • US2293943A - Container : en
  • US2294154A - Treatment of spinnerettes to prevent accumulations thereon : en
  • US2294277A - Machine for calendering asbestoscement pipes : en
  • GB547470A - Improvements in electric cables : en
  • DE703636C - Flat weft knitting machine : de en
  • US2294075A - Detergent composition : en
  • DE724362C - Propeller with adjustable blades in the hub : de en
  • FR874867A - Arrangement of air cooling of multi-cylinder automobile engines : en fr
  • DK60077C - Tube element boiler. : da en
  • US2294008A - Device for dressing profiled grinding wheels : en
  • GB547384A - Improvements in electrical systems of remote indication : en
  • GB547362A - Improvements connected with electric contactors : en
  • GB547348A - Improvements in mechanical hammers and other percussion tools : en
  • CA406919A - Confection manufacture : en fr
  • DE724565C - Process for the production of a blade ring for radially loaded centrifugal machines, in particular steam or gas turbines : de en
  • DK60071C - Procedure for the production of briquette semi - coke. : da en
  • US2294152A - Gas engine shutdown device : en
  • US2294238A - Insecticidal composition : en
  • USD133603S - Design for a dress : en
  • US2293977A - Material spreading device : en
  • US2294099A - Protecting device for electrical condensers : en
  • CA406909A - Electric refrigerator : en fr
  • DE724564C - Safety and display device for an auxiliary machine system : de en
  • US2293965A - Ball and pin carrier : en
  • CA407034A - Paraffinic hydrocarbon oxidizing process : en fr
  • CA406912A - Electric circuit control apparatus : en fr
  • US2294354A - Material handling device : en
  • CA406993A - Flat iron support mechanism : en fr
  • CA407026A - Bonded product : en fr
  • USD133589S - Design for a dress : en
  • CA406960A - Poppet valve part : en fr
  • FR874899A - Improvements in the construction of electric discharge devices and the like : en fr
  • DK60080C - Holder for swivel steel. : da en
  • FR874874A - Axle box for rail vehicles : en fr
  • US2294179A - Method for screening burdened fluids : en
  • US2294146A - Electrosensitive recording blank : en
  • CA406962A - Phenolphthalein production : en fr
  • CA406917A - Metal container nozzle and closure : en fr
  • USD133591S - Design for a dress : en
  • US2293883A - Holding device for curtains : en
  • US2294331A - Servomotor : en
  • AU115737B2 - Improved diamond impregnated metal and the manufacture of tools therefrom : en
  • CA407017A - Mercaptothiazole manufacture : en fr
  • US2294341A - Synchronizing circuit and the like : en
  • US2294028A - Refrigerating apparatus : en
  • FR874840A - Arrangement for creating a closed circuit of a heat transfer liquid for heating evaporation, distillation and reaction apparatus : en fr
  • US2294335A - Scoring device for sample paper boxes : en
  • US2294038A - Air distributing means for air conditioning apparatus : en
  • US2294182A - Tuning indicator for carriersignal receivers : en
  • US2294042A - Applicator : en
  • FR874875A - Process for the manufacture of condensation products from combinations of formamino and bicarbonic acids or their derivatives : en fr
  • US2294010A - Electrically heated water bag : en
  • US2294111A - Calculating machine : en
  • AU115739B2 - Improvements in cathode ray signal-generating tubes : en
  • DE724474C - Valve with piston-like valve body, particularly suitable for water level regulators : de en
  • GB547371A - Improvements in and relating to apparatus for the prevention of ice formation on aeroplane propellers : en
  • DE724560C - House water pipe system : de en
  • GB547322A - Improvements in or relating to wheel rims : en
  • DE724545C - Wood saccharification process : de en
  • CA406936A - Spongy superpolymer : en fr
  • US2293712A - Condenser : en
  • US2294241A - Tree ornament : en
  • DE723322C - Pneumatic tube lock : de en
  • FR874822A - Process for obtaining decorative models : en fr
  • DK60082C - Alarm Device to Prevent Theft of Bicycles. : da en
  • GB547445A - Garment pressing machine : en
  • US2293895A - Turkey hen breeding blanket : en
  • GB547421A - Improvements in or relating to gap connectors in ignition generators : en
  • DE724402C - Process for refining wood by leaching : de en
  • FR874860A - Device for the permanent monitoring of the viscosity of the lubricant of an internal combustion engine, in particular of the power train of an airplane : en fr
  • GB547472A - Improvements in prepayment mechanism : en
  • DE724422C - Vice-like device : de en
  • DE724463C - Disinfection cabinet : de en
  • GB547404A - Improvements in or relating to cooling systems for air-cooled internal-combustion engines : en
  • FR874856A - Vault for tilting melting furnace : en fr
  • GB547458A - Improvements in driving mechanism for lathes and like machine tools : en
  • GB547354A - Improvements in folding boxes of cardboard, paper or the like material : en
  • FR874776A - Automatic filling pen holder : en fr
  • US2293730A - Measuring device : en
  • US2294054A - Nutlike locking element : en
  • US2294342A - Method and apparatus for producing lettering : en
  • DE724534C - Spray carburettor with float chamber control : de en
  • FR874859A - Pick-up, especially for long-playing records : en fr
  • GB547391A - Improvements in handbags : en
  • US2294247A - Surface covering : en
  • GB547323A - Improvements in or relating to well drilling apparatus, particularly well pipe supports, spiders or gripping devices : en
  • USD133602S - Design for a dress : en
  • DE724437C - Process for the production of air embroidery on fabrics made from cellulose fibers or blended fabrics made from cellulose fibers and fibers made from cellulose esters or ethers : de en
  • DE724525C - Cylinder head for internal combustion engines with cylindrical rotary valve : de en
  • US2293921A - Tuyere : en
  • US2294330A - Oil conditioning device : en
  • FR874850A - Improvements to blinds, curtains, mobile panels, etc. shutter and / or concealment with luminous indications : en fr
  • GB547418A - Improvements relating to the chassis or underframes, and particularly the wheel-axles, of perambulators, push-chairs, and the like : en
  • FR874791A - Improvements in weighing or tensile testing devices and similar devices : en fr
  • FR874852A - Paving for stables : en fr
  • GB582931A - Improved bomb-aiming means for aircraft : en
  • CA406887A - Externally screw-threaded member : en fr
  • DE719130C - Spindle drive for spinning and twisting machines : de en
  • US2293899A - Television system : en
  • US2293798A - Modulation of magnetron oscillators : en
  • GB547410A - Improvements in or relating to electric insulators : en
  • GB547467A - Improvements in or relating to glass-retaining means for use in window frames, door frames and the like : en
  • GB547412A - Improvements in and relating to remote control systems, e.g. for landing lamps of aircraft and the like : en
  • US2293995A - Manufacture of artificial silk : en
  • US2294057A - Locking nut : en
  • FR874833A - Oscillating Circuits Stabilization Processes : en fr
  • US2294084A - Golf bag : en
  • FR874855A - Producer of ultrasound, especially for medical applications : en fr
  • FR874845A - Cleaners : en fr
  • US2294198A - Volume measuring apparatus : en
  • DE724442C - Typewriter with a vertical platen : de en
  • DE724582C - Multi-way valve for compressed air or pressure fluid : de en
  • DE724434C - Process for attaching marker rivets to conveyor belts made of fabric with rubber pad and marker rivet for carrying out the process : de en
  • US2293802A - Heat treating apparatus : en
  • DE724393C - Concentric high-frequency line with increased wave resistance : de en
  • DE724573C - Electrical receiver for the gradual movement of a control rod with several electromagnets that can be switched on or off one after the other : de en
  • FR874826A - Winding drum : en fr
  • US2293992A - Apparatus for the manufacture of cement : en
  • US2293822A - Process of metallizing glass : en
  • US2293890A - Process for propagating bacteria : en
  • US2294013A - Clamping tool : en
  • FR874803A - Pneumatic sander : en fr
  • GB547397A - Method of controlling an aircraft by variable incidence : en
  • CA406925A - Whey drying process and apparatus : en fr
  • AU251441A - Improved means for automatically feeding a measured quantity of deodorising and disinfecting fluid tothe final flow of flushing water for lavatory basins andthe like : en
  • AU252841A - Improvements in or relating tothe absorption of bromine : en
  • USD133548S - Design for a water heater : en
  • US2293849A - Reflector for bicycle pedals : en
  • US2294002A - Control handle : en
  • US2294265A - Automatic infeeding mechanism for grinding machines : en
  • CA406978A - Guy clamp : en fr
  • DE724487C - Process for lining pipes : de en
  • US2294147A - Kecoeding means : en
  • US2294357A - Vehicle body construction : en
  • US2294171A - Oscillation generator : en
  • US2293941A - Headlight : en
  • GB547419A - Improvements relating to heat-insulating doors especially for refrigerating chambers on board ship : en
  • DE724319C - Automatic firearm, especially for airplanes, with an electrically operated trigger and through-loading device : de en
  • DK60090C - Centrifuge with folding hood and peel body placed on it. : da en
  • US2294048A - Telephone message broadcasting apparatus : en
  • US2294114A - Electrostatic scanning : en
  • US2293910A - Brush fork : en
  • US2293926A - Wallace : en
  • US2294327A - Electromagnetic relay : en
  • US2293963A - Tenderizing device : en
  • US2294287A - Cobalt resinate and method of : en
  • US2294031A - Engine operation recorder : en
  • US2294306A - Yellow pigmentizing composition and process for producing the same : en
  • US2293878A - Electrical resistance alloy : en
  • FR874868A - Control system for internal combustion engines : en fr
  • DE724484C - Dressing device for hyperboloid-shaped grinding wheels : de en
  • US2293855A - Production of coated materials : en
  • US2293908A - All ceramic denture base with teeth, process, and materials for producing same : en
  • USD133581S - Insert member for jewelry box : en
  • DE724358C - Turning device : de en
  • FR874764A - Process for making aqueous dispersions of bitumen and tar : en fr
  • GB547399A - Improvements in and relating to locks : en
  • DE724528C - Lubricating oil guide for double radial engines with split crankshaft : de en
  • US2294329A - Brake : en
  • FR874847A - Reflector : en fr
  • US2293804A - Monoazo dyestuffs and their manufacture : en
  • US2294153A - Grinding wheel speed control : en
  • US2294222A - Electric hoist : en
  • US2294313A - Charge-forming device : en
  • FR874766A - Multipurpose bicycle rack and quick release system : en fr
  • DE724536C - For regulating the air throughput in cladding for components to be cooled device serving, especially in cooling systems of internal combustion engines in aircraft : de en
  • US2293989A - Manufacture of artificial wool : en
  • US2294020A - Method of and apparatus for cutting continuous strip plastic material : en
  • US2294230A - Gearshift mechanism : en
  • DE724557C - Horizontal multi-cylinder internal combustion engine for motor vehicles : de en
  • GB547429A - Improvements in and relating to reducing valves : en
  • USD133561S - Design for a self-indicating push bar : en
  • DE724400C - Support hook for radiator : de en
  • DE724515C - Permanent magnet system for small magneto-electric alternators : de en
  • DE724549C - Blade lock for a turbine blade made using intermediate pieces : de en
  • CA407019A - Cheese : en fr
  • AU115712B2 - Improvements in means for storing gas under pressure : en
  • US2293981A - Manufacture of rayon yarn : en
  • AU272841A - Improvements in or relating to apparatus for cleaning oil : en
  • AU354041A - Improvements relating to containers for water, food or other stores on lifeboats and like boats : en
  • US2294355A - Magnetic compass : en
  • US2293982A - Manufacture of rayon : en
  • US2293796A - Portable garden sprinkling and fertilizing apparatus : en
  • US2293954A - Recovery of nicotine : en
  • US2294242A - Steam generating furnace : en
  • DE724372C - Braking device with variable transmission in the brake linkage : de en
  • US2293703A - Record changer : en
  • US2293830A - Combustion control : en
  • US2293799A - Safety valve : en
  • US2294353A - Plasticized polyvinyl acetal resin : en
  • US2294191A - Starting switch : en
  • USD133527S - Design foe a flag oe the like : en
  • US2293894A - Method and apparatus for setting rivets : en
  • CA407010A - Core covering machine : en fr
  • DE724343C - Process for the utilization of the silicic acid produced during the superphosphate production : de en
  • AU297241A - Improvements in and relating to oil burners : en
  • AU118770B2 - Colour television systems : en
  • US2294323A - Flotation cell : en
  • CA406946A - Stereo projector setting-up slide : en fr
  • US2294315A - Method of lasting boots and shoes : en
  • DK60074C - Insulator nails. : da en
  • US2294027A - Method of producing olefin sulphur dioxide resins : en
  • AU115725B2 - Improvements in and relating to oil burners : en
  • CA406932A - Cartridge for operating mechanical devices : en fr
  • DE724533C - Spray carburetor, the spray nozzle of which opens into an atomizer tube : de en
  • US2293978A - Paper pulp screen : en
  • US2294061A - Rotatable pump-tubing hanger : en
  • US2294187A - Apparatus for heat treating : en
  • DE724486C - Hair clipper for bald cuts : de en
  • FR874873A - Process for the manufacture of cases and case lids of vulcanized fiber or the like : en fr
  • US2294052A - Archery bow : en
  • US2294087A - Sterilizer : en
  • US2294209A - Frequency modulation system : en
  • DE724418C - Firing pin for automatic firearms : de en
  • FR874774A - Washing and bleaching product : en fr
  • GR9961B - PROVISION FOR ADJUSTMENT OF PHASES IN THE FREQUENCY BODY SYSTEM. : el en
  • GB547460A - Improvements in or relating to static-screened connectors for electrical circuits : en
  • GB547345A - Improvements relating to lights for guiding aircraft : en
  • CA406885A - Universal joint cover : en fr
  • DE724572C - Device for the electrical remote control of a step switching device : de en
  • US2293785A - Toilet paper holder : en
  • USD133568S - Design for a hat : en
  • AU115702B2 - Improvements in or relating to apparatus for cleaning oil : en
  • CA406926A - Plant propagating composition : en fr
  • US2293948A - Means for manufacturing glass : en
  • AU411442A - Improvements in apparatus for preparing solutions : en
  • US2294351A - Fluid pressure creating device : en
  • CA406985A - Paper cup : en fr
  • AU250541A - A device forthe resealing of traps under sanitary fixtures : en
  • US2293902A - Secondary rack : en
  • US2294251A - Power transmitting mechanism : en
  • CA407016A - Selenyl aryl thiazole preparation : en fr
  • GB547433A - Improvements in or relating to spinners for airscrew hubs : en
  • US2294250A - Footage indicator : en
  • USD133559S - Design for a bottle : en
  • US2294208A - Radio transmitter : en
  • US2293944A - Operating mechanism for awning type windows : en
  • US2293940A - Combination wrist article and mechanical calendar : en
  • US2294113A - Cutter : en
  • US2294280A - Resilient drive turntable shaft : en
  • US2294246A - Printing paste for textile printing : en
  • US2294086A - Pneumatic separating apparatus : en
  • US2294135A - Pump : en
  • US2293880A - Machine tool transmission and control mechanism : en
  • DE724382C - Process for the production of clad pipes : de en
  • FR874829A - Improvements to tuning indicators for receivers : en fr
  • FR874851A - Contact device intended for marking the time for the meeting of the firearms firing pin with the ignition capsule : en fr
  • US2293704A - Telegraph repeater system : en
  • US2293795A - Automobile display sign : en
  • US2293719A - Binding post : en
  • US2293823A - Multicontact relay : en
  • US2293993A - Eraser for mechanical pencils : en
  • US2293769A - Manifolding apparatus for writing machines : en
  • US2293962A - Oscillator : en
  • US2294102A - Combined opener and closure for cans : en
  • US2294286A - Stabilization of unsaturated ketones : en
  • FR874755A - Orthopedic device : en fr
  • USD133557S - Design for a wkench : en
  • US2294049A - Combination lamp and bell : en
  • US2294149A - Method of and means for recording signals : en
  • DE724555C - Seal for bearing housing : de en
  • US2293752A - Electrical switch : en
  • US2293768A - Blade : en
  • US2293970A - Manufacture of rayon : en
  • US2294098A - Renewable shell for crusher rolls : en
  • DE724438C - Process for the preparation of azo compounds : de en
  • US2293695A - Floating eccentric : en
  • US2293750A - Regulation of repeater gain : en
  • US2293997A - Method of making tool joints : en
  • US2294017A - Automatic lathe : en
  • US2294080A - Conveyer flight : en
  • USD133546S - Design foe a wall telephone : en
  • US2294029A - Fuel injector and fuel jet construction : en
  • AU253741A - Improvement infrequency discriminator network : en
  • CA406990A - Tube coupling : en fr
  • AU115732B2 - Improvements in and relating to platen-carriages for typewriters : en
  • US2294133A - Pipe cleaner : en
  • US2294015A - salb etal : en
  • US2293870A - Electro-optical image production : en
  • US2293985A - Record device : en
  • DE724498C - Lifting and lowering device for pantograph : de en
  • FR874792A - Multiple contact acceleration relay : en fr
  • US2294263A - Filter : en
  • US2293906A - Hydraulic control valve : en
  • US2294244A - Tumbler : en
  • USD133604S - Design fob a dress : en
  • USD133600S - Design foe a beess : en
  • US2293745A - Micrometer means for positioning machine elements : en
  • US2293882A - Drive connection : en
  • US2293762A - Fuse alloy : en
  • US2293998A - Truss and suspensory : en
  • DE724451C - Step switching device for tapping transformers : de en
  • US2294161A - Flame hardening : en
  • US2293891A - Catalyst reactivation : en
  • US2294311A - Nickel plating : en
  • AU411342A - Improvements in fluid-pressure brakes for vehicles : en
  • US2293937A - Carrot packing machinery : en
  • US2293969A - Manufacture of cyanoacrylic acid esters : en
  • CA406982A - Composite metal article manufacture : en fr
  • CA407022A - Sheet material : en fr
  • CA407000A - Mineral suspension material and process : en fr
  • FR874787A - Lightweight cart with removable loading ramp : en fr
  • DE724562C - Wrinkle fabric : de en
  • DE724324C - Device to regulate electric motors to a constant speed : de en
  • DE724356C - Swashplate internal combustion engine : de en
  • FR874876A - Process for manufacturing condensation products : en fr
  • GB547461A - Improvements in electric cables : en
  • DE724245C - Process for the production of drying oils : de en
  • US2293817A - Aerial bomb : en
  • AU274941A - Improvements relating to refrigeration : en
  • CA406903A - Pressure regulator for fluids : en fr
  • CA406984A - Cone clutch : en fr
  • AU250041A - Improvements in indexing particularly for radio receivers : en
  • AU115709B2 - Improvements relating to engine-driven centrifugal pumps : en
  • US2294345A - Battery terminal or like puller : en
  • USD133534S - Combination grater and vegetable shaver : en
  • US2293929A - Controlled balance flow of parallel boiler circuits : en
  • USD133572S - Design for a picture mount : en
  • CA406996A - Sheet metal shape bending machine : en fr
  • CA407032A - Elastic thread : en fr
  • DE724516C - Circuit arrangement for an electrostatic baffle pair : de en
  • GB547430A - Improvements in or relating to milling and routing machines : en
  • FR874782A - Oscillator assembly with fully independent circuits for the various wavebands and without switching of the sustaining circuit : en fr
  • GB547369A - Improved edison-screw lamp extractor and replacer : en
  • FR874878A - Stock with switching lever for the control of guns, especially rapid-fire weapons : en fr
  • DE724339C - Oven with cavities surrounding the oven and containing heating fluid with a high boiling point : de en
  • USD133538S - Holder for a memorandum pad and pencil : en
  • CA406970A - Hop picking machine : en fr
  • DE1521612U - : de en
  • FR874759A - Process for preventing resin separations in papermaking : en fr
  • US2293767A - Hydraulic power transmission apparatus : en
  • US2293947A - Gas valve : en
  • US2294001A - Tablet dispenser : en
  • DE724334C - Mill with loose grinding bodies : de en
  • FR874820A - Pig iron with controlled graphitization and its manufacturing process : en fr
  • US2294268A - Railway brake : en
  • FR874854A - Mechanical razor : en fr
  • DE724497C - Safety valve for a high pressure transfer pump : de en
  • DE724496C - Process for operating sulfuric acid towers made from acid-resistant stoneware : de en
  • FR874882A - Method of manufacturing concrete pipes resistant to chemical agents, installation for implementing this method and concrete pipe manufactured by said method : en fr
  • DE724506C - Device for viewing photographic negatives : de en
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  • GB547483A - Improvements in h-section rails for supporting wall and ceiling lining boards, sheets or slabs : en
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  • GB547347A - Improvements in internal combustion engines : en
  • US2294077A - Manufacture of optical glass : en
  • DE724571C - Device for the electrical remote transmission of movements : de en
  • GB547390A - Improvements in and relating to axle boxes : en
  • US2293766A - Hydraulic power transmission apparatus : en
  • US2294134A - Looper and feed mechanism for sewing machines : en
  • US2294298A - Low distortion electron discharge tube : en
  • USD133537S - Design for a flag : en
  • GB547330A - Improvements relating to power transmission mechanism : en
  • GB547363A - Improvements in or relating to methods of and apparatus for reducing oxides such as metallic ores : en
  • FR874802A - Control device for supplying acetylene generators : en fr
  • DE724505C - Electric electron or ion lens : de en
  • DE724520C - Device for introducing bast fiber stalks into a kink : de en
  • US2294097A - Necktie : en
  • US2294126A - Method of treating a plurality of hydrocarbon oils for subsequent cracking : en
  • US2294132A - Electric circuit interrupting device : en
  • CA406908A - Saw tightener : en fr
  • CA406981A - Aerial trailer : en fr
  • DE724316C - Device for automatic adjustment of the pitch of propeller blades : de en
  • US2293885A - Gripping device : en
  • AU458642A - Process forthe manufacture ofa non-inflammable stiffening blank for shoes and of shoe stiffeners therefrom : en
  • GB547432A - Improvements in the recording of photographic images and sensitive materials therefor : en
  • GB547456A - Improvements in or relating to the production of solid agglomerates for use in metallurgical operations : en
  • DE724547C - Machine for the production of welded pipes : de en
  • DE724561C - Air hammer : de en
  • US2293820A - Cleaner : en
  • US2294141A - Apparatus for laundering and ironing fabric piecework : en
  • IE16565L - Footwear stiffeners; treating fibrous material : en
  • CA406894A - Detachable conveyer flight : en fr
  • DE724353C - Dispensing device with a ventilation device coupled with a shut-off device : de en
  • CA406886A - Sugar crystal recovery : en fr
  • US2294346A - Purification of fusel oil and amyl alcohol : en
  • US2294093A - Geared pitman : en
  • US2294100A - Automatic oscillator frequency control system : en
  • US2293749A - Diamond tool : en
  • US2293842A - Carburetor for internal combustion engines : en
  • AU175641A - Improvements in means for storing gas under pressure : en
  • DE724413C - Switchable four-wheel steering for motor vehicles : de en
  • DE724541C - Switching device for change gears in motor vehicles : de en
  • US2294314A - Stem connection for fluid pressure regulators : en
  • DE724349C - Ash removal device for ring-shaped grates : de en
  • DK60085C - Locking device at Kombinationslaase. : da en
  • GB547400A - Improvements in dry cells : en
  • DE724345C - Heat sink : de en
  • US2293884A - Fuel supply means for carburetors : en
  • US2293794A - Adhesive applying roll : en
  • GB547344A - Improvements in or relating to means for feeding fuel to gas producers : en
  • GB547431A - Improvements in or relating to oil-fuel burning apparatus : en
  • USD133547S - Design for a pin or similar article : en
  • DE724368C - Tube well filter composed of individual rods : de en
  • DE724397C - Process for removing acidic components from hydrocarbon distillates : de en
  • DE724511C - Resilient return system consisting of oil brake and spring for controls of steam turbines or the like that work with pressure oil. : de en
  • US2293792A - Carburetor : en
  • FR874763A - Rigid Control Card Assortment : en fr
  • FR874836A - Joint device between the terminals and the accumulator cover : en fr
  • USD133578S - Design for a tablecloth or similar article : en
  • CA407008A - Engine piston expander : en fr
  • US2293836A - Brake adjuster : en
  • US2294237A - Telephone circuit : en
  • FR874900A - Improvements in frequency and power factor measuring devices : en fr
  • FR874883A - Apparatus for vacuum drying of granular materials : en fr
  • GB547454A - Improvements in, or relating to, gas producers : en
  • FR874800A - Bar clamping device in a machine tool : en fr
  • IE16305L - Autographic registers : en
  • FR874865A - Detent closure for closed-top containers resting on the edge of the opening and device for securing the lid : en fr
  • CA406897A - Engine cylinder pressure indicator : en fr
  • USD133606S - Design for a dress : en
  • FR874897A - Hose clamp for bicycle control plate : en fr
  • DE724450C - Circulation cooling of electrical machines : de en
  • DE724403C - Device for watering wood : de en
  • US2293783A - Process for producing dibenzanthrone : en
  • FR874828A - Method and apparatus for conveying granular or powdery materials : en fr
  • FR874807A - New material for covering floors, walls and furniture and its manufacturing process : en fr
  • DE724317C - Adjustable propeller, the propeller hub of which is loosely rotatably mounted on the propeller shaft : de en
  • GB547475A - Improvements relating to electric switches with rubbing contacts : en
  • GB547335A - Improvements in or relating to brakes : en
  • US2294104A - Hydroplane boat : en
  • DE724454C - Retractable electric table lamp with automatic switch : de en
  • DE724473C - Two-plate gate valve : de en
  • US2294047A - Tire aerading or buffing machine : en
  • US2294340A - Folding chair : en
  • US2294186A - Surgical sponge and handle : en
  • US2293784A - Lens shutter-photoflashlight synchronization mechanism : en
  • GB547339A - Improvements in the method of extraction of moisture from solutions of salts, colloidal or gelatinous precipitates and slurries : en
  • US2293825A - Apparatus for processing synthetic textile fibers : en
  • USRE22162E - Measuring and recording device : en
  • US2293833A - Steam generator : en
  • US2293739A - Radio direction finder : en
  • USD133558S - Oil well power pump jack : en
  • DE724391C - Circuit arrangement for telephone systems with dialer operation : de en
  • FR874844A - Accumulation effect image analyzer tube : en fr
  • DE723449C - Multiplication machine, preferably for punch card control with a device for the formation and storage of different multiples of a task factor : de en
  • GB547373A - Improvements in louvre ventilators : en
  • US2293758A - Gearbox : en
  • US2294308A - Cylinder lock : en
  • US2294347A - Cloth backed paper sealing tape : en
  • GB547383A - Improvements in domestic fire-places and fire-grates : en
  • DE724386C - Circuit arrangement for preselectors in telephone systems : de en
  • DE724274C - Preservatives : de en
  • AU406641A - Improvements in or relating to push-pull amplifying circuits : en
  • DE724461C - Tent-like roof frame made of collapsible frames for sweat baths connected to one another by scissor-like joint parts : de en
  • CA407029A - Sheet metal press : en fr
  • US2293850A - Multiple-outlet raceway : en
  • US2294181A - Oil filter assembly : en
  • US2294067A - Harmonic frequency generator : en
  • USD133531S - Leather ob similar article : en
  • US2294233A - Cosmetic preparation : en
  • US2294163A - Hot water heating system : en
  • US2293809A - Remote control apparatus : en
  • US2293945A - Modulating system : en
  • US2293991A - Adjustable drill head : en
  • US2293892A - Knife : en
  • AU451342A - Process for imparting to wool a gloss similar to that of natural silk : en
  • US2294276A - Aeronautical chart : en
  • US2294325A - Loom utilizing stationary weft supplies : en
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  • US2293999A - Tool mounting : en
  • CA407004A - Vehicle turn indicator : en fr
  • US2294275A - Apparatus for packing : en
  • DE724357C - Electric preheating device for liquid fuel for operating internal combustion engines : de en
  • US2294201A - Apparatus for submarine geophysical prospecting : en
  • US2293741A - Timing device : en
  • US2294007A - Auto lamp : en
  • CA406953A - Engine driven centrifugal pump : en fr
  • US2294140A - Deodorant cream : en
  • CA406923A - Receptacle closure : en fr
  • US2293915A - Counterbalanced pumping unit : en
  • US2294229A - Cosmetic preparations : en
  • DE724374C - Transceiver for wireless telegraphy, especially for car signal purposes : de en
  • CA406963A - Refractory : en fr
  • US2294217A - Solution of sulphur-containing organic condensation products : en
  • US2294344A - Electric control system : en
  • DE724263C - Fluid coupling based on the Foettinger principle : de en
  • US2293928A - Article comprising porous rubber : en
  • AU115700B2 - Door control device : en
  • CA407027A - Bonded material : en fr
  • DE724524C - Process for the manufacture of copper-lead bearings : de en
  • US2293740A - Fluid separator : en
  • US2294051A - Wall construction : en
  • CA406907A - Fracture aligner : en fr
  • CA407014A - Piezoelectric apparatus : en fr
  • US2294245A - Polishing belt : en
  • DK60075C - Coupling for Transmission of AC over a Transformer with Ferromagnetic Core. : da en
  • US2293961A - Portable temperature-controlled shipping container : en
  • US2294204A - Demonstrator display : en
  • CA406998A - Gas range utensil support : en fr
  • DE724530C - Double filter with backwash device, especially for the lubricating oil circuit of an internal combustion engine : de en
  • FR874813A - Agglomerate or tablets, in particular of fuel, and its manufacturing process : en fr
  • US2293801A - Hollow metal propeller blade : en
  • DE724379C - Scraper comb for the feed rollers of Haecksel machines : de en
  • DE724408C - Load and tow hook with a release device : de en
  • US2294012A - Rotary engine : en
  • US2294014A - Gear cutting machine : en
  • US2294056A - Lock nut : en
  • DE1521934U - : de en
  • US2293777A - Indicator-warning lamp : en
  • US2293786A - Wrench : en
  • CA406935A - Semi-stiff collar manufacture : en fr
  • US2294214A - Sealing means : en
  • US2293705A - Treatment of paraffin hydrocarbons : en
  • US2294055A - Nutlike locking element : en
  • DE724482C - Method for removing sunken shipwrecks or the like by blasting : de en
  • GB547366A - An improved pressure reducing valve : en
  • US2293731A - Hydraulic clutch transmission mechanism : en
  • SE105276C1 - : en
  • US2293958A - Narrow bottom tiltable mast : en
  • USD133571S - Design for a collar : en
  • US2294283A - Springing for railway trucks : en
  • DE724449C - Equipment for cooling electrical machines : de en
  • DE724466C - Binocular telescope : de en
  • CA406896A - Grain pick-up and delivery mechanism : en fr
  • FR874761A - Device ensuring the operation of an alternating current switching system, with discharge vessels controlled by ignition rods : en fr
  • US2293803A - Hair drier : en
  • US2294288A - Safety foldable device for hanging out wet wash : en
  • US2294063A - Apparatus for flame hardening : en
  • US2294083A - Calculating machine : en
  • US2293808A - Valve cap lock : en
  • US2294121A - Conveying mechanism : en
  • US2294271A - Tire removing tool : en
  • US2293933A - Vehicle counting circuit : en
  • US2294036A - Refrigerating apparatus : en
  • DK60089C - Trittelbaand af Træ. : da en
  • DE724468C - Device for turning the ploughshare body on the leg : de en
  • CA406965A - Railway switch and signal control system : en fr
  • DE724489C - Losroellchen : de en
  • US2294026A - Fencing foil : en
  • AU115735B2 - Improvements in or relating to deaerating apparatus : en
  • US2293815A - Controlling apparatus for presses and the like : en
  • US2293986A - Treatment of fibers, threads, and the like, derived from protein materials : en
  • US2294096A - Culinary device : en
  • USD133573S - Design for a dress : en
  • GB547374A - Improvements in or relating to apparatus for drying grass or the like : en
  • GB547466A - Improvements in fire grates : en
  • FR874896A - Peeling machine for potatoes, fruit and the like : en fr
  • GB547448A - Improvements in collapsible boats : en
  • US2293987A - Flow meter : en
  • US2294166A - Amusement device : en
  • AU115722B2 - Improvements in optical systems, particularly for television : en
  • DE724542C - Control device for actuating clutches and starting clutches : de en
  • US2294139A - Building construction : en
  • FR874834A - Polyazo dyes, their metal compounds and process for their manufacture : en fr
  • US2293781A - Friction clutch plate : en
  • CA406973A - Electron discharge tube mount support : en fr
  • CA407011A - Resonator for telephone bells : en fr
  • DE724441C - Inking unit for printing machines, especially gravure printing machines : de en
  • GB547342A - An improved manufacture of extreme pressure lubricants : en
  • US2293966A - Receptacle : en
  • DE724344C - Method and device for operating absorption refrigeration apparatus : de en
  • CA406913A - Timber saw : en fr
  • US2293722A - Cleaning machine : en
  • US2294207A - Centrifugal apparatus : en
  • GB547459A - Improvements in caps : en
  • US2293797A - Shaft positioning device : en
  • US2294030A - Heat exchange device : en
  • FR874767A - Arrangement on textile machines, for adjustment of workers and strippers : en fr
  • US2294117A - Automatic volume control circuit : en
  • US2293889A - Automatic control of moving craft : en
  • US2294193A - Wrench for spark plugs and the like : en
  • US2294297A - Machine for applying labels or the like : en
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  • US2293775A - Para tolylethyl acetate : en
  • USD133550S - Design for a chair frame : en
  • US2293934A - Printing counter : en
  • FR874797A - Twin control device : en fr
  • FR874818A - Portable tool for low voltage electric welding : en fr
  • USRE22164E - Valve mechanism : en
  • US2293903A - Compensating valve actuating mechanism : en
  • US2293888A - Saw clamp : en
  • AU115704B2 - Improvements in or relating tothe manufacture of ammonium nitrate : en
  • DE724436C - Method and container for maintaining a certain degree of humidity in packaged yarn packages : de en
  • GB547333A - Improvements relating to the production of per-acids : en
  • DE724412C - Switching device for motor-driven changeover units for caterpillar vehicles : de en
  • GB547331A - Improvements in or relating to extrusion machines for example for extruding raw doughnuts : en
  • FR874816A - Shoe insoles : en fr
  • DE724337C - Switching arrangement to avoid sparking on electrical machines and apparatus : de en
  • GB547394A - Improvements in or relating to vibratory switches : en
  • DE724419C - Ice skate with interchangeable track : de en
  • US2293875A - Amino compound : en
  • DE724326C - Relays, especially for weak direct and alternating currents : de en
  • DE724138C - Heavy duty arc lamp spotlight : de en
  • GB547443A - Improvements in, or relating to, military land mines : en
  • US2293893A - Crate : en
  • US2294270A - Cigarette case : en
  • CA406943A - Electric discharge device circuit : en fr
  • US2293725A - Orifice comparator : en
  • US2294249A - Spark plug : en
  • AU260541A - Improvements in or relating to fluid operated friction clutches and desludging devices therefor : en
  • US2293720A - Suppression of crosstalk : en
  • US2294210A - Position repeating system : en
  • US2294284A - Razor : en
  • US2294267A - Starching machine : en
  • US2294349A - Sanitary attachment for children's toilet seats : en
  • US2293699A - Piston ring : en
  • US2293909A - Method of forming all ceramic denture : en
  • US2293877A - Amino compound : en
  • US2294062A - Apparatus for flame hardening : en
  • US2294103A - Keying device for phase reversal : en
  • US2293964A - Chair bed : en
  • USD133598S - Design for a dress : en
  • CA406992A - Bottle closure, etc. : en fr
  • US2294304A - Master control for fluid distributors : en
  • GB547392A - Improvements in hydraulic systems : en
  • US2294071A - Process for producing molded rubber articles : en
  • US2294231A - Tapping machine : en
  • DE724401C - Directional shadow device : de en
  • DE724471C - Method for starting thermal engines with gas turbines : de en
  • US2294079A - Viscosity measuring device : en
  • US2294281A - Mowing machine : en
  • DE724040C - Device for generating interference : de en
  • DE724537C - Exhaust manifold for internal combustion engines : de en
  • AU450642A - Improvements in and relating to platen-carriages for typewriters : en
  • FR874784A - Contactor or switch with independent opening and closing : en fr
  • US2293980A - Pump assembly : en
  • US2294059A - Self-locking nut : en
  • US2294258A - Cross member for tire chains : en
  • USD133542S - Design for a fountain toothbrush : en
  • DE724523C - Process for the production of copper-lead bearing metals : de en
  • US2293835A - Noise limiter : en
  • US2294289A - Method of making bearing retaining means : en
  • US2293717A - Constant velocity universal joint : en
  • DE724342C - Steam generator with a heating surface consisting of hollow bodies wound in a spiral shape around the combustion chamber : de en
  • DE724445C - Transport or storage container : de en
  • US2293772A - Alpha-beta-dichloro-meta-tolylethane and process for making same : en
  • GB547329A - Making synthetic resins : en
  • DE724581C - Switching device for the electromagnetic control of fuel injection valves in internal combustion engines : de en
  • DE724392C - Circuit arrangement for the generation of two tone frequencies alternating at a third frequency for tone frequency selection in telephone systems : de en
  • FR874808A - Process for obtaining paints for printing on paper, cardboard, linoleum and similar materials and products obtained by this process : en fr
  • DE724503C - Step switching device for controlling a step transformer under load : de en
  • FR874839A - Method of forming a strong galvanic layer of gold on a support : en fr
  • GB547471A - Improvements in or relating to drilling machines : en
  • FR874788A - Protection system with alarm, for various enclosures : en fr
  • FR874891A - Multiple capacitor enhancements : en fr
  • US2293711A - Lasting and sewing machine : en
  • US2294101A - Door sealing strip : en
  • GB547468A - Alternating current signalling systems : en
  • US2294018A - Paper cutter : en
  • US2294039A - Vehicle seat : en
  • US2294125A - Mechanical vibrating system : en
  • GB547353A - Improvements relating to commutators for dynamo electric machines : en
  • GR9960B - FIREPLACE FEATURE FROM GLASS PRESSER FOR ELECTRIC DISCHARGE PIPES. : el en
  • US2294022A - Process for agglomerating pulverulent material : en
  • US2294128A - Method for recovering values from citrus fruit : en
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  • USD133544S - Design fob a font of hebraic type : en
  • FR874879A - Coupling for liquid or fluid lines : en fr
  • DE724475C - Lift valve drive : de en
  • FR874842A - Process for producing thin-walled metal objects : en fr
  • DE724579C - Device for examining body cavities and for sucking stones from the bladder : de en
  • GB547450A - Improvements relating to vehicle window operating means : en
  • US2294156A - Indicator : en
  • US2294301A - Hair roller : en
  • USD133567S - Design for a portable grease dispenser : en
  • DE724409C - Speed change transmission : de en
  • DE724455C - Electric vehicle headlight with two-filament lamp : de en
  • GB547447A - Improvements in manometers : en
  • GB547364A - Improvements in or relating to baling machines : en
  • FR874889A - Process for manufacturing finished or blank parts in metal alloys, and parts obtained by this process : en fr
  • DE724543C - Spray gun : de en
  • DE724580C - Growing system for the production of seedlings : de en
  • US2294050A - Article dispenser : en
  • US2294262A - Filter cartridge gasket : en
  • US2294334A - Method of treating aluminum : en
  • CA406916A - Pasteurizing heat exchange apparatus : en fr
  • US2294158A - Stripper for flatwork ironers : en
  • US2293701A - Slow-acting electric switch with arc quencher : en
  • US2294326A - Fuel supply system : en
  • US2293715A - Method of and apparatus for making cartridge belt links : en
  • USD133549S - Kester shrine : en
  • US2293862A - Tack and tack clip : en
  • US2294195A - Distance measuring device : en
  • CA406911A - Artificial denture : en fr
  • US2293983A - Yarn guiding device : en
  • US2293807A - Catch for ironing boards and the like : en
  • US2293845A - Ammoniated agricultural material as livestock feed and process of producing same : en
  • CA406922A - Cork spinning cot : en fr
  • US2294004A - Demountable drill bit : en
  • US2293828A - Edge-grinding machine : en
  • US2293874A - Amino compound : en
  • US2294319A - Method of making electrotypes : en
  • AU115714B2 - Improvements in or relating to internal-expanding braking and clutching devices : en
  • US2293994A - Alternating current synchronous motor : en
  • US2294108A - Furnace arch : en
  • CA406938A - Knitted stocking : en fr
  • CA406967A - Aircraft ice accumulation preventing apparatus : en fr
  • US2293770A - Thiobarbituric compound : en
  • US2294092A - Sprinkler control system : en
  • US2294112A - Clutch : en
  • US2294168A - Gas burner for heating the interior of circular vessels : en
  • US2293724A - Method of treating waste material of wood sugar processes or the like : en
  • CA406910A - Saw frame : en fr
  • CA407001A - Hair curler : en fr
  • GB547382A - Improvements in and relating to the production of photographic prints : en
  • GB547413A - Improvements in or relating to tubulous boilers : en
  • GB547415A - Improvements in and relating to rotary hoeing, cultivating and like agricultural machines : en
  • AU253641A - Improvements in optical systems, particularly for television : en
  • FR874781A - Device for checking the centering of tool cutting edges : en fr
  • GB547425A - Improvements in and relating to electric fuse-holders : en
  • CA406983A - Clasp : en fr
  • US2293780A - Pocket syringe : en
  • DE724583C - Device for bending concrete iron : de en
  • US2294248A - Spark plug : en
  • US2293764A - Soup kitchen : en
  • US2294078A - Method of treating wells : en
  • USD133536S - Spring vibration reducing device : en
  • US2294068A - Display receptacle : en
  • DE724469C - Gas turbine : de en
  • US2293957A - Air pistol : en
  • US2293734A - Bobbin winder : en
  • US2294082A - Fish lure : en
  • USD133541S - Design for a hose supporter clasp loop : en
  • SE105277C1 - : en
  • CA406924A - Electric lamp : en fr
  • CA407006A - Pressure ventilating system : en fr
  • CA407020A - Joint tightness testing device : en fr
  • DE724457C - Process for the production of electric tubular heating elements : de en
  • US2294199A - Calculating instrument : en
  • US2294312A - Automatic arc welding apparatus and control therefor : en
  • USD133605S - Design fob a dress : en
  • CA406921A - Parachute and pack : en fr
  • US2293853A - Tool supporting and guiding apparatus : en
  • AU115740B2 - Improvements in or relating to horseshoes : en
  • US2294167A - Minimizing internal defects in metal castings : en
  • CA406964A - Railway interlocking system : en fr
  • US2293732A - Measuring device : en
  • US2294348A - Implement for cutting beets : en
  • US2293716A - Metal treating solution : en
  • US2294322A - Magnetic circuits : en
  • USD133566S - Design for a combination dickey scarf : en
  • CA406914A - Discharge gap : en fr
  • GB547476A - Improvements in wrappers for bottles and other containers : en
  • US2293976A - Stock feeding machine : en
  • US2294136A - Dip attachment for minnow buckets : en
  • GB547427A - A new and improved soundpost for violins and the like musical instruments : en
  • US2293816A - Method of making color separation negatives : en
  • DE724328C - Slab covering : de en
  • DE724394C - Double-walled metal vapor discharge lamp, in particular high-pressure mercury lamp : de en
  • GB547372A - Age resisters for rubber : en
  • DE724494C - Process for dyeing animal fibers with acidic dyes, optionally containing chromium in complex bonds : de en
  • AU318541A - Improvements in cathode ray signal-generating tubes : en
  • DE724423C - Locking device for gas-heated devices : de en
  • DE724531C - Display device, especially for lubricating oil pressure lines : de en
  • DE724563C - Card index : de en
  • GB547385A - Improvements in or relating to tobacco pipes : en
  • US2293757A - Corn harvester : en
  • US2293996A - Speed governor for electric motors : en
  • US2294194A - Distributing mechanism : en
  • US2293951A - Induction apparatus and method of core construction therefor : en
  • US2293927A - Method of making articles comprising porous rubber : en
  • US2294095A - Wooden ladder construction : en
  • US2294269A - Water cooled stoker : en
  • FR874884A - Coupling device for motors : en fr
  • US2293791A - Knee harness for boots : en
  • US2294185A - Planetary gearing : en
  • US2294300A - Milking machine : en
  • US2294202A - Apparatus for submarine geophysical prospecting : en
  • US2294296A - Protective mine device : en
  • CA406900A - Resilient shoe insole : en fr
  • US2293789A - Method of making holders with replaceable cutting blades : en
  • US2294115A - Electrostatic scanning : en
  • US2294259A - Capillary-active agent : en
  • DE724433C - Basic rangefinder for photographic apparatus : de en
  • GB547349A - Improvements relating to guards for tool presses : en
  • US2293916A - Air balanced pumping unit and pressure regulation thereof : en
  • US2294307A - Door lock : en
  • US2294282A - Temperature compensation for rate of climb indicators : en
  • DE724499C - Current extinguishing chamber : de en
  • FR874754A - Device for introducing air for cooling the engine in motor vehicles, in particular those with a low profile engine at the rear : en fr
  • FR874775A - Seamless fitting for pipes : en fr
  • GB547480A - Improvements in hydraulically operated systems : en
  • USD133564S - Design for a hat : en
  • US2293702A - Dual purpose parachute pack : en
  • CA406988A - Colour photography : en fr
  • US2293735A - Furnace wall : en
  • US2293866A - Method of making tap wrenches : en
  • US2293968A - Cam operated electrical switch : en
  • US2294226A - Preparation of granulated polymers and copolymers : en
  • USD133533S - Design for a textile fabric : en
  • US2294183A - Air treating and circulating apparatus : en
  • US2293920A - Detecting indicator for air-method cleaning systems : en
  • US2294127A - Turbine nozzle chamber construction : en
  • DE724430C - Electric projection direct current arc lamp, especially for the reproduction of color films, with a positive electrode made of a full (solid) carbon rod with a continuous face at the burning end, the luminous face of which, containing the positive crater, is displayed in the image window of the projection device : de en
  • US2293753A - Wide band traveling wave antenna : en
  • GB547474A - Improvements in the manufacture of glass hollow ware : en
  • FR874881A - Method and device for driving chocolate molds : en fr
  • GB547405A - Improvements in or relating to multi-engined aircraft : en
  • DE724431C - Electric alkali, in particular sodium vapor discharge lamp with one or more glow electrodes containing alkaline earth metal : de en
  • GB547337A - Improvements in or relating to sheet metal containers : en
  • DE724493C - Device for starting internal combustion hammer : de en
  • US2293837A - Lawn mower sharpener : en
  • CA406915A - Recording phonograph : en fr
  • DE724548C - Device for feeding the cross wires in the production of wire nets from longitudinal and cross wires : de en
  • US2293865A - Cleaning machine : en
  • US2294130A - Manufacture of dicarboxylic acid anhydride : en
  • CA406893A - Stereoscopic viewing device : en fr
  • US2293736A - Combustion apparatus : en
  • US2294009A - Levered wind driven power unit : en
  • US2294333A - Ladder : en
  • DE724504C - Secondary electron multiplier : de en
  • FR874778A - Device allowing identification characters to appear on the film when the fluoroscopic images of fluorescent screens are photographed : en fr
  • GB547360A - Improvements in and relating to refrigerator cabinets : en
  • GB547408A - Improvements relating to the coating of iron or steel : en
  • US2294116A - Electrostatic scanning : en
  • FR874758A - Scribe for dividing machines, in particular for machines to mark graduations : en fr
  • GB547398A - Non-reaction internal combustion twin-motor : en
  • GB547440A - Improvements in or relating to gyro compasses : en
  • GB547439A - Improvements in or relating to ring spinning and ring doubling machines : en
  • AU382341A - Improvements relating to engine-driven centrifugal pumps : en
  • CA407033A - Antenna arrangement : en fr
  • AU115724B2 - Improvements in or relating to fluorescent materials : en
  • FR874794A - Electrical control and engagement rotary switch for railway signaling : en fr
  • US2294176A - Manhole structure for truck tanks : en
  • US2294240A - Scaffolding : en
  • CA406991A - Power rammer or pile driver : en fr
  • US2293896A - Coupling device for toy vehicles : en
  • US2294118A - Apparatus for dispensing beverages : en
  • US2293867A - Valve mechanism : en
  • DE724440C - Elastic, elongated support ring for disks, preferably radially acted upon blade carriers, of centrifugal machines, especially steam or gas turbines : de en
  • CA406904A - Grain conveyer-elevator : en fr
  • DE724406C - Turning device for internal combustion engines : de en
  • AU286241A - Improvements in or relating to fluorescent materials : en
  • CA407018A - Tire demonstrating device : en fr
  • US2293939A - Amelioration of iron : en
  • DE723614C - Card index : de en
  • DE724527C - Composite diaphragm box for a mixture regulator for internal combustion engines working at different altitudes : de en
  • US2294206A - Sound transmitting means for aircraft sonic altimeters : en
  • USD133595S - Design fob a dress : en
  • CA406986A - Metal structure corrosion preventing process : en fr
  • FR874783A - Improvements to stereophonic sound transmission devices : en fr
  • DE724435C - Washing machine with axially movable and removable inner drum : de en
  • AU115703B2 - Improvements relating to refrigeration : en
  • CA407023A - Condenser winding machine : en fr
  • US2293726A - Freight container : en
  • US2293901A - Activated adsorbent and its treatment : en
  • US2293907A - Multiple roller gearing power transmission : en
  • FR874893A - Pavers for streets and paving device with application : en fr
  • DE724439C - Blading for radial pressurized centrifugal machines, especially steam or gas turbines : de en
  • AU115713B2 - A device forthe resealing of traps under sanitary fixtures : en
  • DE724556C - Drying device for photographic plates : de en
  • FR874768A - Surface-active substances and their preparation process : en fr
  • FR874898A - Improvements to chi-ray tubes and the like : en fr
  • GB547324A - A process for the recovery of sterols : en
  • DE724444C - Type lever straightening pliers : de en
  • US2294339A - Temperature responsive apparatus for rotatable bodies : en
  • US2293886A - Printing machine : en
  • US2294045A - Gear grinding machine : en
  • US2294155A - Refrigerator shelf : en
  • FR874895A - Manufacturing process of pipes and flexible tubes : en fr
  • DE724480C - Chain link for caterpillar vehicles with removable anti-slip agents : de en
  • US2293700A - Refrigerator latch : en
  • US2293863A - Machine for and method of operating upon the heel portions of shoes : en
  • GB547422A - Improvements in and relating to steel helmets : en
  • DE724569C - Extinguishing chamber switch : de en
  • GB547379A - Improvements relating to postal envelopes : en
  • GB547435A - Improvements in and relating to stockings : en
  • DE724476C - Device for preserving liquids : de en
  • SE105273C1 - : en
  • GR9964B - WOODWOOD TIRE TIRE. : el en
  • US2293872A - Food chopper attachment : en
  • US2293755A - Fishing reel : en
  • US2294254A - Apparatus for heating fluids : en
  • GB547423A - Improvements in or relating to the construction of concrete roofs : en
  • DE724502C - Load switch arrangement for multi-phase step transformers : de en
  • GR9962B - PROVISION FOR THE PRODUCTION OF FREQUENCY BEARING IN MULTIPLE EDUCATION SYSTEMS. : el en
  • CA407012A - Screen for electro-optical devices : en fr
  • DE724501C - Brush holder made of insulating material for small electric motors : de en
  • DE724453C - Device for hanging up electric lights : de en
  • GB547378A - Improvements in or relating to means for removing fire bombs and the like : en
  • US2294216A - Overdrive transmission : en
  • DE724348C - Process for the preparation of water-insoluble monoazo dyes : de en
  • US2294003A - Tractor trailer airplane : en
  • US2294105A - Lubricant seal for bearings : en
  • US2294203A - Starting apparatus for electric discharge lamps : en
  • FR874846A - Oven vault : en fr
  • DE724346C - Circuit arrangement for telephone systems with main and sub-offices : de en
  • DE724417C - Gun barrel with an exchangeable casing that only encloses the cargo space : de en
  • US2293714A - Sock : en
  • US2294109A - Chassis : en
  • USD133570S - Design for a shoe or similar article : en
  • FR874869A - Liquid regulator for internal combustion engine injection pump : en fr
  • US2293971A - Production of benzyl sulphonyl chlorides : en
  • FR874877A - Apparatus for preventing the formation of frost on combustion machines, and more especially on aircraft engines : en fr
  • US2293727A - Lacing machine : en
  • US2294005A - Heating system for coke ovens : en
  • US2294234A - Bearing for disk harrows and the like : en
  • US2294320A - Oscillograph : en
  • US2294218A - Window washer's scaffold : en
  • CA406980A - Wool scouring method : en fr
  • DE724359C - Spring made of rubber or the like. : de en
  • US2294200A - Amplifying system : en
  • AU115720B2 - Improvements in indexing particularly for radio receivers : en
  • CA407028A - Bonded material : en fr
  • CA406905A - Tooth paste dispenser : en fr
  • US2293904A - Method of batch cementing : en
  • CA406927A - Paint : en fr
  • US2293779A - Metal coating method and article produced thereby : en
  • GB547438A - Improvements in or relating to fluid-pressure-operated relays : en
  • DE724297C - Process for the processing of glycerine pitches : de en
  • FR874815A - Gaseous fluid distribution device : en fr
  • US2293869A - Signaling system : en
  • FR874872A - Safety valve allowing separate or simultaneous ignition of part or all of the nozzles of the gas train : en fr
  • US2294065A - Vacuum tube voltmeter circuit : en
  • US2294232A - Container for perfumes, etc. : en
  • US2294260A - Bottle closure : en
  • USD133555S - Design for a narrow woven fabric : en
  • FR874857A - Process for waterproofing metal and cardboard boxes and lids : en fr
  • DE724479C - Device for changing the tire pressure automatically : de en
  • GB547446A - Improvements relating to under-water mechanical securing operations : en
  • CA406966A - Crank pin grinder : en fr
  • US2293829A - Edge grinding machine : en
  • US2293778A - Air brake : en
  • US2294106A - Loom shuttle box : en
  • USD133597S - Design fob a dress : en
  • US2294107A - Gas filter : en
  • US2294173A - Ash receiver : en
  • CA407009A - Motor : en fr
  • DE724378C - Measuring device for mechanical forces and moments : de en
  • DE724554C - Fire gas heated continuous flow liquid heater : de en
  • USD133528S - Holder for a memorandum pad and pencil : en
  • US2293706A - Liquid ejector : en
  • US2294192A - Electric circuit closing device : en
  • CA406958A - Paper grease-proofing method : en fr
  • CA406898A - Sugar unsaturated body production : en fr
  • CA406942A - Electric discharge lamp circuit : en fr
  • CA406955A - Hose and coupling : en fr
  • GB547434A - Improvements relating to silencers more especially for the passage of gases : en
  • DE724244C - Hand weaving device for weaving strips of leather, fabric or the like. : de en
  • GB547332A - A method for delacquering aluminium-rich-alloy pistons : en
  • USD133525S - Design for a desk : en
  • DE720899C - Vertically conveying screw elevator, especially for foundry molding sand : de en
  • US2294074A - Sewing machine : en
  • FR874814A - Device for obtaining high intensity high frequency electric fields, and applications of these devices : en fr
  • AU618242A - Colour television systems : en
  • US2293851A - Discontinuing treatment in electrostatic fields : en
  • US2294120A - Latching means for luggage : en
  • US2294162A - Blast furnace cinder notch stopper : en
  • US2293859A - Toolholder for vacuum cleaners : en
  • US2293847A - Chimney cleaner : en
  • AU115733B2 - Process for imparting to wool a gloss similar to that of natural silk : en
  • US2293743A - Method of wall construction : en
  • US2293936A - Hoisting and mooring device : en
  • US2293744A - Wall construction and method and means for making the same : en
  • USRE22166E - Hard metal alloy : en
  • CA406976A - Meat curing method : en fr
  • FR874817A - Improvements to gasifiers : en fr
  • AU115717B2 - Improvements in or relating tothe manufacture of expanded cellular rubber or like material : en
  • US2293912A - Propeller : en
  • US2293946A - Catalyst conversion system : en
  • CA406939A - Refractory insulating material for electrical heaters : en fr
  • DE724458C - Circuit for electric hotplates : de en
  • DE724467C - Key canceling device : de en
  • AU115734B2 - Process forthe manufacture ofa non-inflammable stiffening blank for shoes and of shoe stiffeners therefrom : en
  • US2293773A - Alpha-beta-dichloro-para-tolylethane : en
  • US2294089A - Handbag : en
  • US2294299A - Insecticidal compositions : en
  • CA406892A - Selective filing and finding system : en fr
  • US2293952A - Package : en
  • US2293718A - Air conditioning apparatus : en
  • CA406949A - Railway brake beam : en fr
  • US2293854A - Multistage compressor for hydrostatic braking systems : en
  • CA406950A - Brake gear safety support : en fr
  • CA407036A - Television rectifier system : en fr
  • GR9965B - METAL SHOES. : el en
  • GB547375A - Improvements in and relating to flexible couplings for pipes and the like : en
  • AU252541A - Door control device : en
  • US2293793A - Sill ledge construction : en
  • US2293857A - Doorknob fastener : en
  • CA406937A - Machine bearing : en fr
  • CA407003A - Inflatable game ball : en fr
  • US2294256A - Rim attaching device : en
  • CA406944A - Electric discharge apparatus : en fr
  • DE724492C - Pipe well filter made of wood and similar materials : de en
  • CA406959A - Coating process : en fr
  • GB547417A - Means for imparting continuous or intermittent movement to a sprocket wheel : en
  • GB547338A - Improvements in or relating to sheet metal containers : en
  • AU321041A - Improvements in and relating to foam producing apparatus : en
  • CA406906A - Granular or flaky material dispenser : en fr
  • CA406901A - Piston ring compressor : en fr
  • US2293742A - Copyholder : en
  • US2293931A - Portable fumigating apparatus : en
  • US2293959A - Beater ejector for mixers : en
  • AU211841A - Improvements in or relating to deaerating apparatus : en
  • US2294072A - Television synchronizing system : en
  • US2294343A - Electrtic control system : en
  • DE723303C - Process for the production of metallic rhenium by electrolysis : de en
  • US2294219A - Projection device : en
  • CA406987A - Chain drive : en fr
  • FR874793A - Gear shifting for motor vehicles, and more especially for vehicles propelled by electric motor : en fr
  • DE724577C - Cooking cabinet with electric stove attached to the fold-out door : de en
  • US2294094A - Counterbalanced pitman gearing : en
  • US2294337A - Telephone system : en
  • US2294352A - Compressor : en
  • USD133552S - Design for a towel bar : en
  • DE724552C - Arrangement on ion valves to protect against flashbacks : de en
  • CA406971A - Electron multiplier tube : en fr
  • CA407007A - Air conditioning apparatus : en fr
  • CA406969A - Hop picking machine : en fr
  • GB547327A - Improvements in or relating to mercury or like electric switches : en
  • CA406954A - Engine driven pump : en fr
  • US2293949A - Altimeter : en
  • US2294175A - Dial instrument case : en
  • US2293694A - Directive radio system for guiding arrangements : en
  • GB547449A - Improvements in and relating to the manufacture of electric resistances : en
  • FR874809A - New clutch : en fr
  • FR874880A - Method and apparatus for determining the angular velocity of moving projectiles : en fr
  • US2294000A - Airplane step structure : en
  • US2293922A - Capillary siphon feed : en
  • US2294129A - System for reducing interference : en
  • US2293864A - Aluminum base alloy : en
  • US2294066A - Suspensory : en
  • US2294148A - Method of and means for recording signals : en
  • US2294266A - Glass making : en
  • FR874751A - Surfactants : en fr
  • GB547428A - Improvements in portable sound and picture reproducing apparatus : en
  • GB547386A - Improvements in or relating to steam generators, with particular reference to steam cooking devices : en
  • GB547455A - Improvements in method and apparatus for pumping volatile liquids : en
  • GB547395A - Improvements in or relating to envelopes : en
  • DE724381C - Gas tap : de en
  • US2294257A - Lip rouge applicator : en
  • US2294227A - Method of electrolytically polishing steel : en
  • DE724521C - Device for generating a negative pressure in the ear as protection against noise : de en
  • DE724578C - Piston compressor driven by a flywheelless piston engine : de en
  • DK60083C - Machine for Tearing and Bundling of Pig Brushes. : da en
  • US2293881A - Spray coating machine : en
  • US2294225A - Bookrest : en
  • DE724514C - Device for high-frequency communication over lines with intermediate amplifiers in the transmission line : de en
  • GB547465A - Improvements relating to motor vehicle clutches : en
  • US2294060A - Pulp treatment : en
  • US2293844A - Process of treating textile fiber : en
  • US2294285A - Fountain toothbrush : en
  • US2293813A - Furnace construction : en
  • US2293852A - Current-conducting assemblage for motor vehicles : en
  • USD133553S - Automobile storage horse : en
  • CA406940A - Plug fuse : en fr
  • DE724125C - Fault control for copying machines, especially copy milling machines, in which a model, for example a die, the corresponding inverted workpiece, z. B. the stamp is made : de en
  • DE724464C - Winch with capstan drum and storage drum : de en
  • DE724568C - Push button switch : de en
  • DE724522C - Whirlpool pipe brewing device : de en
  • US2293848A - Coconut product and process for making same : en
  • FR874849A - Pulling device for flat knitting machine : en fr
  • US2293856A - Door lock : en
  • US2293834A - Fastening-inserting machine : en
  • US2294184A - Honing machine : en
  • GB547464A - Improvements in and relating to airscrew spinners : en
  • US2294302A - Tulip bedder : en
  • CA406889A - Tableware article : en fr
  • FR874772A - Paste-shaped products for cleaning hands and method of making them : en fr
  • AU115721B2 - Improvements in or relating tothe absorption of bromine : en
  • DK60088C - Procedure and plant for grinding dusty materials, such as cementitious materials, lime, dolomite, ore or salts, with a subsequent treatment, in particular a firing, in mind. : da en
  • DE724495C - Smoldering retort : de en
  • DE724574C - Charging device for hand lamp batteries : de en
  • US2293814A - Hydraulic governor : en
  • US2294197A - Container handle structure : en
  • DK60073C - Device for Telegraph Receivers and similar Apparatus for the Transaction of Impulse Combinations. : da en
  • GB547452A - Improvements in or relating to apparatus for indicating the presence of inflammable vapours or gas : en
  • DE724519C - Device for relieving the pressure chamber of piston compressors for the purpose of facilitating starting : de en
  • GB547356A - A stiffening device for use in the collars and lapels of coats : en
  • GB547401A - Improvements in or relating to the hydrolysis of fats : en
  • DE724399C - Radiant heating element freely suspended in the hollow spaces of a ceiling : de en
  • CA406902A - Silicated composition : en fr
  • CA406929A - Packaged goods bleaching method : en fr
  • US2294165A - Distance indicator : en
  • DE724553C - Formation of the working area in a centrifugal compressor, in which the pumped gas emerges from the impeller at supersonic speed : de en
  • US2294274A - Apparatus for handling biscuits and like articles : en
  • CA406977A - Guy clamp : en fr
  • US2294252A - Machine for digging and loading potatoes, beets, and the like : en
  • GB547416A - Improvements in and relating to fibre-board and like products : en
  • GB547436A - Improvements in or relating to air heating and cooling apparatus : en
  • DE724526C - Device for starting internal combustion engines : de en
  • US2294131A - Color exhibiting device : en
  • US2293805A - Cork composition and method of manufacture : en
  • FR874790A - Improvements to electric car control devices : en fr
  • US2293911A - Electricity conductor means : en
  • DE724369C - Scraper conveyor for longwall mining : de en
  • FR874890A - Solvents, plasticizers, bulking agents and gelatinizing agents : en fr
  • US2293974A - Protective sleeve for slips : en
  • US2294137A - Heat exchanger : en
  • US2294024A - Stack blower : en
  • US2294046A - Combination fireplace screen and door : en
  • USD133574S - Design for a bottle : en
  • US2293754A - Sheath removing mechanism : en
  • FR874785A - Pressurized water tap : en fr
  • DE724428C - Process for the production of commutators : de en
  • US2294350A - Vapor condenser and liquid radiator : en
  • US2294070A - Fountain pen : en
  • US2294211A - Heat stable thermoplastic coating materials : en
  • CA406930A - Paper product : en fr
  • DE724293C - Process for making resinous products : de en
  • US2293751A - Kneeler and method of making the same : en
  • DE724322C - Steel for items with high toughness that are to be manufactured using the cold spray process : de en
  • GB547321A - Improvements in coating compositions and methods of making the same : en
  • FR874771A - Method and device for the manufacture of dry products starting from solutions. emulsions or suspensions : en fr