• US2299709A - Method for tufting brushes and machine for practicing the method : en
  • CA408153A - Oil well tubing coupling : en fr
  • US2299246A - Water softening system : en
  • US2299355A - Shipping container : en
  • DE727002C - Mortise lock : de en
  • US2299290A - Journal turning, quartering, and crank pin turning machine : en
  • US2299444A - Navigational computer : en
  • US2299455A - Heat exchanger : en
  • US2299107A - Keyboard code printer : en
  • DE726893C - Device for turning off the spring locks on calculating machines : de en
  • GB548677A - Improvements in or relating to bearings : en
  • US2299306A - Paraffin wax composition and method of producing same : en
  • CA408067A - Internal combustion engine : en fr
  • US2299294A - Work holding device : en
  • US2299424A - Fatigue testing machine : en
  • US2299494A - Plastic button : en
  • US2299271A - Electrical condenser : en
  • DE726708C - Photographic or cinematographic camera with interchangeable lenses and viewfinder with adjustable field of view : de en
  • DE726943C - Arrangement to compensate for the inductive voltage drop of three-phase power lines : de en
  • DK60248C - Washing machine with removable centrifuge drum. : da en
  • GB548625A - New substituted ureas : en
  • AU115988B2 - Improvements in or relating to valve-actuating mechanism for internal combustion engines : en
  • CA408073A - Concrete surface treating apparatus : en fr
  • DE1524117U - : de en
  • US2299356A - Utility crossover : en
  • CA408126A - Knitting machine : en fr
  • CA408112A - Nickel steel : en fr
  • US2299333A - Noise suppression system : en
  • US2299343A - Sleeping car : en
  • US2299267A - Tool holder for surgical instruments : en
  • US2299330A - Remote control system : en
  • GR9995B - SHIP BOAT. : el en
  • US2299427A - Chlorine manufacture : en
  • US2299503A - Container : en
  • US2299543A - Apparatus for correlating welding pressures and currents : en
  • DE726912C - Rotary piston machine of the multi-cell design : de en
  • US2299108A - Candle guard : en
  • US2299139A - Lubricant : en
  • US2299520A - Method of making extensible conduit : en
  • US2299414A - Apparatus for producing refrigerants : en
  • AU326341A - Control valve for producer gas : en
  • US2299381A - Plow for trash covering : en
  • US2299643A - Valved connector : en
  • US2299308A - Self-locking spike : en
  • US2299553A - Method of extracting juice from fruits and vegetables : en
  • DE726963C - Reinforced concrete mast base : de en
  • GB548736A - Improvements in or relating to microphonic transmitters : en
  • US2299390A - Noise suppressor : en
  • US2299437A - Purification of alkyl phenols : en
  • US2299524A - Bobbin case for sewing machines : en
  • CA408156A - Porous earth formation treatment : en fr
  • DE723546C - Tilting frame for trucks with an X-shaped arrangement of the longitudinal beams and with a central cross member : de en
  • DE727019C - Automatic trailer coupling : de en
  • DE726851C - Hydraulic drive device for machine tools : de en
  • USRE22204E - Production of expanded metal in : en
  • DE726923C - Electric cathode glow tubes to keep voltages constant : de en
  • GB548748A - Improvements in electric current converting arrangements employing high vacuum valves : en
  • US2299091A - Container : en
  • DE726837C - Strain gauge for small measuring lengths : de en
  • GB548640A - Improvements in and relating to grinding machines : en
  • GB548641A - Improvements in or relating to inking mechanism for rotary printing presses : en
  • GB548756A - Improvements in and relating to diaphragms for acoustic instruments : en
  • GB548635A - Improvements relating to flexible pipe lines : en
  • GB548708A - Improvements in or relating to electric cables or wires : en
  • DE727020C - Process for conveying powdery bulk goods in a flowing state in a closed conveyor trough with a porous, air-permeable base area : de en
  • CA408069A - Meat grinder and juice extractor : en fr
  • GB548742A - An improved apparatus for converting the magnitude of a measurement into a frequency proportional thereto : en
  • US2299299A - Grain storage and treating tank : en
  • AU321141A - Improvements in electrical switches operated bya glow discharge : en
  • GB548673A - Improvements relating to x-ray tubes : en
  • GB548780A - A mechanism for operating chucks, vises and similar work-holding devices by means of electric power : en
  • US2299564A - Toothbrush : en
  • US2299645A - Signaling system : en
  • US2299339A - Safety razor : en
  • GB548738A - Improvements connected with the control of a.c. shunt commutator motors : en
  • DE726755C - Threaded jet device for turning machines, turret turning machines and similar machine tools : de en
  • US2299418A - Scoop : en
  • US2299392A - Spring shackle construction : en
  • US2299190A - Motor control : en
  • AU318141A - Improvements in vapourisers for internal combustion engines : en
  • DE726955C - Anti-skid device with centrifugal governors driven by the axles : de en
  • US2299499A - Protective device for fluorescent lamp circuits : en
  • DE726775C - Heating-up burner for steam burners operated with liquid fuels for cooking appliances, lighting appliances, etc. like : de en
  • DE726798C - Outside the vacuum, box-shaped deflection coil for cathode ray tubes surrounding the tube : de en
  • DE726746C - Cathode ray tubes, in particular Braun tubes, with two pairs of deflector plates that are perpendicular to one another : de en
  • DE726766C - Two-wheeled trailer for motorcycles : de en
  • DE726782C - Procedure for emptying the core tubes : de en
  • US2299144A - Fusible coating composition : en
  • US2299516A - Method of making shoe welting : en
  • US2299622A - Tool post for lathes : en
  • US2299459A - Paper manufacture : en
  • DE726975C - Coreless induction furnace : de en
  • DE726758C - Quick release for fairing parts of aircraft : de en
  • US2299351A - Universal joint : en
  • DE726996C - Crushing and homogenizing device : de en
  • US2299593A - Method of making closed cell expanded rubber by internally developed gases : en
  • USD134151S - Design fok a dress : en
  • US2299315A - Pump : en
  • US2299694A - Manifolding material : en
  • US2299197A - Catalytic unit : en
  • US2299302A - Attachment for machine tools : en
  • US2299160A - Hydraulic brake hose : en
  • US2299321A - Engine temperature regulator : en
  • GB548751A - Improved folding bed : en
  • US2299633A - Automatic record changing apparatus : en
  • GB548720A - Improvements in or relating to boards for archery, darts and like games : en
  • US2299466A - Power generating unit and igniting means therefor : en
  • US2299238A - Apparatus : en
  • US2299428A - Method for manufacturing highly active depolarizer from natural pyrolusite : en
  • DE726763C - Tubeless pneumatic tires : de en
  • DE726743C - Contact device for rail current closers : de en
  • DE726999C - Device for discharging liquid from a container arranged on the aircraft : de en
  • US2299409A - Telephone and advertising cabinet : en
  • US2299699A - Art of packing : en
  • US2299403A - Golf ball hopper and dispensing device : en
  • US2299508A - Mechanism control : en
  • DE726678C - Automatic switch for optional manual operation by push buttons : de en
  • US2299457A - Smoke detecting apparatus : en
  • US2299347A - Refrigerated display shelf : en
  • US2299251A - Adjustable bracket : en
  • DE727013C - Drive device for the ribbon fork of typewriters : de en
  • CA408102A - Interlocking circuit breaker : en fr
  • DE726101C - Device for circulating the contents of sewage or manure pits in the circuit : de en
  • DE727018C - Uniform button with a hollow body formed from a front and a rear button plate : de en
  • US2299464A - Power generating unit : en
  • US2299320A - Concealed fixture support : en
  • USD134129S - Block radiator grille for a truck : en
  • AU323541A - Filtering circuits : en
  • DE726951C - Centering and clamping ring for rotating bodies subdivided into shells as guide vane or seal carrier of axially loaded centrifugal machines, in particular steam or gas turbines : de en
  • DE727015C - Junction rectifier : de en
  • US2299574A - Heating system : en
  • CA408137A - Electrical impulse sending device : en fr
  • DE726676C - Compressed gas switch : de en
  • DE726914C - Device for securing railway trains : de en
  • US2299688A - Domestic appliance : en
  • US2299639A - Treatment of ferrous bodies : en
  • CA408146A - Conveying element : en fr
  • US2299072A - Apparatus for casting slabs : en
  • DE726897C - Process for the production of a flange bearing shell half from a sheet steel clad with lead bronze : de en
  • DE727016C - Switching device, especially for X-ray systems : de en
  • US2299700A - Screed unit : en
  • DE726910C - Process for maintaining the usefulness of followers in printing with pigments using condensation resins as binders on fabrics : de en
  • CA408080A - Engine ignition system : en fr
  • GB548627A - Improvements relating to the manufacturing of combustible gas and associated products : en
  • US2299513A - Telephone or like system : en
  • US2299120A - Production of titanium pigments : en
  • DE726874C - Process for the production of photosensitive mosaic screens : de en
  • USD134130S - Design for a sled : en
  • US2299133A - Slider for separable fasteners and the method of making same : en
  • US2299605A - High frequency coil with mass core : en
  • US2299595A - Window guide : en
  • CA408161A - Reeling apparatus : en fr
  • US2299240A - Process of making an amino phenyl anthraquinone : en
  • US2299587A - Axminster setting frame : en
  • US2299313A - Bomb sight : en
  • US2299145A - Treatment of textile materials : en
  • USRE22205E - Manufacture of high antiknock : en
  • DK60249C - Arrangement for the separation of steam from irrigation evaporators with vertical heating pipes. : da en
  • DE726934C - Hydraulic fluid actuated adjusting device for aircraft parts, in particular for landing flaps of aircraft : de en
  • DE726734C - Spout stone for ladles with guide surfaces to direct the pouring flow : de en
  • DE726822C - Mechanical chain thread monitor in the heald frame : de en
  • US2299430A - Control device : en
  • GB548712A - Improvements in or relating to electric instrument relays : en
  • GB548764A - Improved process and apparatus for obtaining ivory coloured ceresin from crude oil residuum or other hydrocarbons containing ceresin together with paraffin wax : en
  • US2299598A - Window guide : en
  • US2299599A - Valve : en
  • GB548786A - Improvements in or relating to electrical communication systems : en
  • US2299189A - Vinyl ether : en
  • DE717934C - Single-belt stretching system : de en
  • DE726978C - Helicopter and gyroplane with automatically adjustable blade setting : de en
  • USD134138S - Design for a buckle : en
  • DE726764C - Stand equipped with an alarm device for bicycles and motorcycles : de en
  • US2299349A - Parking meter : en
  • DE726686C - Device for turning the internal combustion engines of vehicles : de en
  • DE726723C - Device for identifying the process of a spring drive in sound recording devices : de en
  • GB548754A - Improvements in or relating to roll film photographic cameras : en
  • GB548645A - Improvements in rod feeding devices for automatic welding apparatus : en
  • DK60260C - Fluid brake, especially for damping the movements of a weight bar. : da en
  • USD134132S - Design for a hemoglobinometer : en
  • DE726838C - Form change measuring device for material testing with a tiltable measuring mirror : de en
  • US2299363A - Dancing toy : en
  • US2299614A - Structural unit : en
  • US2299470A - Conveying apparatus : en
  • US2299362A - Rotary advertising mirror : en
  • DE726922C - Valve for electrolytic capacitors : de en
  • GB548717A - Improvements relating to solenoids : en
  • US2299530A - Siphon for drier drainage systems : en
  • DE726749C - Device for sorting fish according to different sizes : de en
  • DE726957C - Ventilation and chimney attachment activated by air currents : de en
  • DK60254C - Alien-heated Bimetal thermal release. : da en
  • DE707686C - Compressed air tool : de en
  • DK60256C - Apparatus for Shaping Leather Covers for Elastic Saddles. : da en
  • US2299087A - Device for aligning automobile wheels : en
  • DE726984C - Compressed air brake with contact and locking piston and main and secondary control valve : de en
  • US2299291A - Battery terminal : en
  • DE726948C - Perforated metal sieve : de en
  • GB548647A - Improvements in and relating to safety razor blades : en
  • US2299563A - Reversing gear mechanism : en
  • US2299324A - Protector for breeches : en
  • US2299635A - Propeller control mechanism : en
  • US2299405A - Method and apparatus for marking edges of rimless eyeglass lenses : en
  • DE726707C - Device for setting and identifying the radiographic conditions in an X-ray facility : de en
  • GB548700A - Improvements in or relating to gauging, sorting or grading apparatus : en
  • GB548792A - A circuit-arrangement comprising a secondary electron-emission tube : en
  • DE726717C - Arrangement of a circuit breaker and a high-value resistor for connecting power consumers with low internal consumption, especially voltage converters, to the power source : de en
  • US2299081A - Vibration measuring apparatus : en
  • US2299310A - Transporting and lifting mechanism : en
  • GB548661A - Improvements relating to apparatus for visually indicating the rotation of revolving shafts and the like : en
  • CA408056A - Miniature curling game : en fr
  • CA408163A - Mineral recovering device : en fr
  • CA408173A - Container and straw : en fr
  • GB548680A - Improvements in or relating to bearings and method of producing the same : en
  • AU115999B2 - Control valve for producer gas : en
  • US2299110A - Steam generator : en
  • GB548730A - Improvements in or relating to optical objectives : en
  • GB548689A - Improvement relating to flexible pocket receptacles or wallets : en
  • DE726706C - Device that responds when a high-frequency current is superimposed on an alternating current : de en
  • US2299136A - Baby crib : en
  • DE726935C - Adjusting strut for moving aircraft components, e.g. B. retractable chassis : de en
  • CA408154A - Spent catalyst processing : en fr
  • CA408128A - Respirator means : en fr
  • DE726628C - Process for the preparation of saturated oxyketones : de en
  • US2299354A - Rail fastener : en
  • US2299285A - Maxillary mandibular relater : en
  • US2299462A - Sadiron thermostat adjusting means : en
  • US2299658A - Prune processor : en
  • CA408103A - Mineral piercing and cutting method : en fr
  • US2299129A - Power trim : en
  • DE726954C - Braking device with two different braking powers : de en
  • DE726827C - Stapling device for a folder for punched documents : de en
  • DE726875C - DF switch : de en
  • US2299076A - Side wall sampler : en
  • CA408061A - Separable fastener making apparatus : en fr
  • AU320941A - Improvements in and relating to centrifugal or cyclone dust separators and similar devices : en
  • DE726909C - Adjustment device for rolling mills for rolling pipes with profiled rollers acting from the outside and from the inside in the radial direction on the rolling stock : de en
  • DE726913C - Chimney hood, especially for lanterns and ovens in railroad vehicles : de en
  • US2299612A - Fire resistant composition and fabric : en
  • US2299228A - Electric condenser : en
  • US2299335A - Air conditioning system : en
  • US2299147A - Key puller : en
  • GB548652A - Improvements in and relating to electric seam welding apparatus : en
  • CA408101A - Interlocking circuit breaker : en fr
  • US2299561A - Protective apparatus : en
  • US2299695A - Cylinder cap locking and sealing means : en
  • DE726830C - Arrangement for introducing metallic elements into the meshes or holes of an electrically conductive grid or grid carrier covered with insulation : de en
  • CA408168A - Yarn and fabric production : en fr
  • US2299258A - Activation of petroleum adsorbents : en
  • US2299718A - Removing coke from coke stills : en
  • USD134137S - Design for a buckle : en
  • AU115997B2 - Amplifiers : en
  • DE726795C - Current converter (rectifier and inverter) with mechanically moved contacts : de en
  • DE726802C - Melting furnace system with pre-firing and waste heat recovery : de en
  • DE726895C - Grease pump : de en
  • CA408081A - Fluid pressure mechanism : en fr
  • DE726733C - Method for determining the high-frequency energy converted in the treatment object during treatment with short-wave or ultra-short-wave electrical oscillations : de en
  • DE726900C - Switching device, preferably for fluid transmission according to the flow principle : de en
  • US2299090A - Container and method of producing the same : en
  • US2299579A - Dressing table for infants' bathing devices : en
  • US2299533A - Temperature responsive device : en
  • US2299706A - Ball cock device : en
  • US2299716A - Process for the production of hydroaromatic hydrocarbons : en
  • DE726826C - Device for loosely connecting several loose sheets : de en
  • DE726988C - Flat weft knitting machine with automatic devices for picking up and hanging the first row of the double edge : de en
  • US2299715A - Coil binder : en
  • US2299497A - Bulb flashing device for photographic purposes : en
  • US2299560A - Railway axle journal lateral motion device : en
  • DE726857C - Process for the preparation of a phosphoric acid dimer : de en
  • GB548650A - Improvements in and relating to tension lock bolts : en
  • US2299422A - Processing sugar : en
  • USD134121S - Design for, a combination dickey blouse : en
  • CA408082A - Brake mechanism : en fr
  • US2299078A - Insulating, waterproof and buoyant tent : en
  • US2299201A - Engine starter gearing : en
  • US2299704A - Combined roof and running board : en
  • DE726713C - Process for the production of hexachloroethane : de en
  • CA408174A - Glass melting and fining apparatus : en fr
  • GB548783A - Improved means for indicating the approximate height and/or distance of an identified aircraft, ship or the like : en
  • DE726877C - Display method for the field strength comparison of two radiation diagrams : de en
  • DK60250C - Method and Furnace for Activation of Carbonaceous Materials. : da en
  • US2299331A - Sign : en
  • DE726991C - Telescope-like collapsible container : de en
  • DE726751C - Lifting gear for lifting seaplanes out of moving water : de en
  • DE726882C - Process for the production of a bell-shaped magnet frame for electric bicycle alternators : de en
  • DE726873C - Road roller : de en
  • US2299552A - Composition for use in mortar bonding glass and the like articles : en
  • USD134108S - Design fob a doorstop : en
  • DE726924C - Circuit for an electron tube with a cathode, at least two current-carrying electrodes and an anode and with a bundled discharge : de en
  • US2299341A - Valve : en
  • US2299685A - Hardenable steel heat treatment : en
  • GB548658A - Fastener for aircraft cowlings, doors, fittings, and the like, applicable to aircraft, sheet-metal and appropriate industries : en
  • DE726879C - Luester clamp : de en
  • US2299077A - Draft gauge for ships : en
  • DE726696C - Oxygen breathing device : de en
  • US2299678A - Distributing apparatus : en
  • US2299101A - Winding reel : en
  • US2299218A - Adjustable dipole antenna unit : en
  • US2299626A - Paper roll and mounting therefor : en
  • US2299708A - Ophthalmic mounting : en
  • US2299337A - Arrangement for varying the band width in high frequency circuits : en
  • US2299435A - Dispensing apparatus : en
  • US2299490A - Spring clip : en
  • US2299093A - Spring washer means for food choppers : en
  • US2299575A - Tuyere : en
  • DE726761C - Safety device for fluid-powered brakes, especially on motor vehicles : de en
  • DE726700C - Functional gear especially for fire control computers : de en
  • US2299216A - Piston sealing device : en
  • DE726699C - Rifle scope : de en
  • US2299265A - Method and means for producing dental fillings : en
  • US2299440A - System for producing butter : en
  • US2299177A - Process of conditioning commodities : en
  • DE726843C - Switching device for multi-step transmission : de en
  • US2299523A - Apparatus for cleaning tubes : en
  • DE726903C - Grinding device for rock drilling : de en
  • GB548644A - Detector system of the velocity modulation type : en
  • GB548744A - An improved bearing bush of synthetic resinous material, and manufacture thereof : en
  • DE726693C - SLR camera : de en
  • DE726964C - Large tent : de en
  • GB548782A - Improvements in adjustable cylindrical guides and bearings : en
  • US2299691A - Road roller : en
  • US2299092A - Vegetable dicer : en
  • US2299489A - Screen fastener : en
  • DE726960C - Electrically heated central heating system : de en
  • DE726915C - Rail brake for Vignol rails : de en
  • DE726865C - Cutting torch : de en
  • US2299262A - Power-driven bench saw : en
  • USD134111S - Design for a curtain display rack : en
  • USD134110S - Design fob a display stand for fabrics or the ldxe : en
  • CA408147A - Conveying element : en fr
  • DE707249C - Triggering device for on-board weapons on the control handle for aircraft : de en
  • GB548628A - Improvements in or relating to fastener inserting machines : en
  • GB548788A - Improved means for heating and/or maintaining the temperature of engines or other parts of aircraft when not in use : en
  • US2299084A - Sealing and insulating glass furnaces : en
  • DE726721C - Process for the production of sheet-like objects of relatively low thickness from rubber dust : de en
  • US2299536A - Picture projector : en
  • US2299371A - Blanket fastener : en
  • DE726778C - Process for exhaust gas heat recovery in shaft ovens, in particular cupolas, with an air heater arranged above the top : de en
  • DE726868C - Mechanics for staplers and files with fixed alignment pins and back-up bar and reading frame : de en
  • DE726931C - Device for the machining of surfaces, especially for milling or grinding : de en
  • DE727005C - Stranding machine for the production of wire ropes and electrical cables : de en
  • DE726677C - Switching and distribution system for electrical lighting in mines or the like. : de en
  • DE726797C - Indirectly heated high-emission cathode : de en
  • DE726844C - Torque amplifier : de en
  • US2299196A - Circuit interrupter : en
  • DE726685C - Pistons for internal combustion engines : de en
  • DE726745C - Headlights with high or high pressure mercury vapor lamp : de en
  • GB548696A - Signal collecting systems for radio receivers and the like : en
  • US2299148A - Flashlight : en
  • USD134157S - Design for a dress : en
  • DE726876C - DF switch : de en
  • DE726919C - Electric motor with commutator for driving hand machine tools : de en
  • US2299074A - Control valve : en
  • US2299534A - Punch and support assemblage : en
  • US2299161A - Vehicle semaphore signal means : en
  • AU115994B2 - Improvements in vapourisers for internal combustion engines : en
  • CA408162A - Metal article shaping method : en fr
  • US2299443A - Frame support : en
  • US2299284A - Market quotation board : en
  • US2299510A - Delay screen material and method of making the same : en
  • US2299539A - Device for handling articles : en
  • DE726722C - Device in sound recording devices for observing a recording gap : de en
  • CA408088A - Electric switch : en fr
  • AU116006B2 - Improvements in electrical switches operated bya glow discharge : en
  • CA408089A - Electric meter : en fr
  • CA408124A - Modulus alloy : en fr
  • DE1524288U - : de en
  • US2299360A - Shutoff valve for storage tanks : en
  • US2299642A - Electrical ignition apparatus : en
  • DE726929C - Process for the finishing of glued wood veneers : de en
  • DE727035C - Device for monitoring the ignition of gas in systems for the generation of furnace protective gas by burning combustible gases with air : de en
  • AU115996B2 - Filtering circuits : en
  • US2299378A - Lawn incision method : en
  • US2299389A - Internal combustion engine of the two-cycle type : en
  • US2299653A - Refrigerating apparatus : en
  • US2299179A - Fluid seal : en
  • US2299484A - Truck brake mechanism : en
  • US2299217A - Air treating apparatus : en
  • US2299096A - Coating : en
  • CA408131A - Paper sheet handling mechanism : en fr
  • US2299452A - Fuel injector for internal combustion engines : en
  • US2299479A - Signaling system : en
  • US2299247A - Power transmission unit : en
  • USD134142S - Design for a drafting instrument : en
  • CA408170A - Textile process : en fr
  • CA408100A - Circuit breaker : en fr
  • US2299529A - Apparatus for controlling the condition of material : en
  • DE726821C - Process for equipping pipes or similar hollow bodies made of vulcanized fiber with a corrosion-resistant lining : de en
  • US2299453A - Collar : en
  • DE726712C - Process and device for melting superoxides and their mixtures with other substances : de en
  • DE726788C - Airspace insulated conductor : de en
  • GB548737A - Improvements relating to electric furnaces of the arc type : en
  • US2299535A - Yarn conditioning process and composition therefor : en
  • GB548670A - Improvements in or relating to auxiliary control valves for fluid pressure actuated valves : en
  • US2299260A - Energy translation utilizing pyroelectricity : en
  • DE726942C - Electrical term element : de en
  • DK60252C - High frequency cable for transmitting a wide frequency band. : da en
  • US2299154A - Refractory assembly for heating plants : en
  • GB548690A - Improvements in expanding chucks, mandrels or arbors : en
  • US2299167A - Brazing light metals : en
  • DE726907C - Process for coal and offset conveying : de en
  • US2299703A - Means for separating die sets : en
  • US2299467A - Mouth-supported flashlight : en
  • USD134147S - Design for linoleum ob similar article : en
  • DE727042C - Method and device for determining the elongation value of lacquer or paint films applied to steel or metal sheets or strips : de en
  • US2299304A - Fluid lift pump : en
  • DE726691C - Device for the compensation of length changes in flange connections : de en
  • CA408087A - Enamel : en fr
  • DK60257C - PROCEDURE FOR MANUFACTURING A METAL CONNECTION BETWEEN AN IRON - SMALL DRILLED BEARING SCALE WHICH IS FIRST ZINCED BY DIP IN A ZINK BATH, AND A LINING OF BRONZE, RED EARTH OR SIMILAR COPPER ALLOYS. : da en
  • US2299278A - Lamp shade and supporting mechanism therefor : en
  • US2299458A - Coil handling apparatus : en
  • US2299434A - Plumber's pipe testing device : en
  • US2299322A - Ironing apparatus : en
  • US2299169A - Process of making extended pigment with improved tinting strength : en
  • US2299383A - Portable derrick : en
  • DE726737C - Catch strips for corn beetles : de en
  • DE726916C - Electric drive for vehicles fed by at least 40-period single-phase AC power lines : de en
  • DK60253C - Electric Fraud Apparatus for Wind Turbines. : da en
  • GB548715A - An oscillatory armature relay actuated by impulses, more especially a change-over relay for multiple-tariff meters : en
  • DE726750C - Chassis drive for a three-wheel steerable crane vehicle with power drive : de en
  • DE726862C - Twin engine for aircraft : de en
  • GB548773A - Improvements in furnace fire-bars and grates : en
  • DE727001C - Springy wheel : de en
  • DE726765C - Frame tube for bicycles with welded or hard-soldered frame : de en
  • DE726966C - Torsional vibration damper for shafts, especially crankshafts for internal combustion engines : de en
  • GB548718A - Improvements connected with the control of reversible series a.c. commutator motors : en
  • GB548691A - Improvements in or relating to gas meters : en
  • DE726690C - Hydraulically controlled friction clutch : de en
  • GB548710A - Improvements relating to exhaust and other silencers : en
  • GB548765A - Improvements in or relating to sewage distributors : en
  • DE726744C - Bearing arrangement for determination of direction without nighttime effects : de en
  • DE726759C - Ground anchor for aircraft : de en
  • DE726804C - Process for the production of synthetic resins : de en
  • GB548672A - Improvements in photographic wash-off relief processes : en
  • CA408108A - Tire forming apparatus : en fr
  • CA408145A - Material transfer apparatus : en fr
  • DE727007C - Dust removal device for a bast fiber card : de en
  • DE727010C - Vertical hydraulic press, especially for drawing hollow bodies : de en
  • US2299364A - Filter : en
  • AU316741A - Improvements in or relating to mechanism forthe transmission of power froman internal combustion engine : en
  • CA408134A - Paper sheet delivery mechanism : en fr
  • CA408177A - Carbureted gas manufacture : en fr
  • USD134123S - Stuffed toy or similar article : en
  • US2299589A - Magneto rotor : en
  • US2299152A - Variable voltage control scheme : en
  • US2299541A - Coupler support : en
  • DE726726C - Self-igniting, air-compressing four-stroke internal combustion engine working with injection of liquid fuel towards the end of the compression stroke : de en
  • US2299675A - Cantilever support for outlet boxes or the like : en
  • GB548760A - An improved method of pretreating hydrocarbon oils to be cracked : en
  • GB548790A - Improvements in or relating to fire-extinguishing apparatus : en
  • DE725902C - Removable auxiliary toilet seat with adjustable opening for children : de en
  • US2299379A - Signal device for serving trays : en
  • US2299705A - Shower stall subdrainer : en
  • DE726840C - Typewriter or the like with sum and subtotal pulling device : de en
  • DE726950C - Method for performing the welded connection between axially loaded turbine blades and an impeller disk : de en
  • DE726992C - Building board with two walls, arranged at a distance from one another, made of materials of different expansion : de en
  • AU115955B2 - Improved indirect lighting means for buildings : en
  • US2299696A - Outlet box : en
  • US2299415A - Combined filter and pneumatic pressure tank : en
  • USD134156S - Textile fabric or similar article : en
  • CA408099A - Engine heater : en fr
  • US2299652A - Apparatus for fingerprinting : en
  • US2299677A - Taper attachment construction : en
  • CA408075A - Engine cylinder head : en fr
  • US2299388A - Radio communication system : en
  • US2299255A - Clamshell bucket : en
  • DK60259C - Process for the Preparation of High Molecular Polyamide Compounds. : da en
  • US2299300A - Rug or mat and method of making the same : en
  • USD134127S - Design for a fire truck body : en
  • CA408071A - Electric pocket lamp : en fr
  • US2299151A - Dental drill : en
  • US2299469A - Treatment of bitumina and allied substances : en
  • US2299673A - Combined traveling and correspondence case : en
  • US2299106A - Can end assembling machine : en
  • GB548745A - Altimeter and safe landing indicator instrument for aircraft : en
  • AU115979B2 - Production of butyl alcohol and acetone by fermentation : en
  • US2299712A - Lead alloy : en
  • CA408138A - Electric step-by-step switch : en fr
  • US2299103A - Cool water reservoir for refrigerators : en
  • US2299088A - Apparatus for electric conductance cooking : en
  • US2299150A - Transportation apparatus : en
  • DE727039C - Lid pressing device for cooking vessels : de en
  • GB548761A - Improvements in and relating to electric line insulators of spindle type and to the spindles : en
  • GB548778A - Improvements in or relating to supercharging engines for aircraft : en
  • DE726714C - Process for the preparation of alcohols of the acetylene series : de en
  • US2299209A - Self-locking nut : en
  • DE726546C - Process for the recovery of 1, 12-benzoperylene or coronene or both : de en
  • DE726805C - Navigation teaching device : de en
  • DK60262C - Piston for Combustion Machines. : da en
  • US2299066A - Method of making molded inlaid linoleum : en
  • GB548666A - Improvements in or relating to crankcases for internal-combustion engines : en
  • US2299172A - Rotary hose coupling assembly : en
  • DE726819C - Reflex camera with aperture preselection : de en
  • DE727023C - Sanding pad for electrically operated vehicles : de en
  • USD134117S - Mask for stuffed toys or similar article : en
  • DE726809C - Method for determining the evasion of sheet piles during pile driving and inclinometer for the method : de en
  • DE726997C - Rangefinder for photographic apparatus : de en
  • US2299592A - Propeller : en
  • AU280941A - Improvements in retorts ofthe vertical fully loaded type forthe destructive distillation of oil shale or other carbonaceous matter : en
  • GB548659A - Improvements in and relating to the preparation of tocopherols : en
  • DE726828C - Paper trolley switching device for writing, calculating or similar machines : de en
  • GB548632A - Improvements in or relating to the manufacture of transparent or translucent sheet materials : en
  • DE726834C - Device for rectifying alternating current of high voltage with at least one ion discharge tube fed from an alternating current network : de en
  • DE726673C - Circuit for magnetic field tubes working in parallel : de en
  • US2299601A - Wood protective means : en
  • US2299199A - Motor vehicle steering booster : en
  • US2299504A - Wrapping machine conveyer and feed mechanism : en
  • US2299446A - Woman's disposable undergarment : en
  • US2299311A - Oyster punching machine : en
  • US2299385A - Ground noise reduction amplifier : en
  • DE726941C - Device for continuous control of the starting and braking resistance of electric vehicles, which consists of finely divided switching stages : de en
  • CA408104A - Welding rod : en fr
  • GB548674A - Improvements relating to frames for windows, partitions, panels and walls : en
  • GB548789A - Improvements in or relating to holders for safety razor blades : en
  • DE726688C - Portable turning device for internal combustion engines : de en
  • DE726817C - Stage signal box for lighting control driven by an electric motor : de en
  • US2299431A - Colostomy appliance : en
  • USD134122S - : en
  • AU115991B2 - Improvements in retorts ofthe vertical fully loaded type forthe destructive distillation of oil shale or other carbonaceous matter : en
  • CA408085A - Electric switching apparatus : en fr
  • GB548679A - Improvements in or relating to variable speed mechanism : en
  • US2299613A - Shock absorbing strut for airplanes : en
  • US2299369A - Garment hanger : en
  • US2299252A - Frequency detector : en
  • GB548699A - Improvements in prime movers of the internal combustion type : en
  • DE726808C - Trailer drawbar for tractor and trailer operation : de en
  • DE726925C - Filling compound for acetylene bottles made from vegetable fibers : de en
  • USD134124S - Design for a stuffed toy or similar article : en
  • DE726944C - Heating mold for retreading the treads of pneumatic rubber tires : de en
  • GB548777A - Improvements in lubricating devices : en
  • GB548729A - Improvements in or relating to optical objectives : en
  • GB548784A - Appliance for use in the treatment of rheumatism and the like and for promoting the growth of hair : en
  • US2299370A - Garment hanger : en
  • US2299353A - Door lock : en
  • DE726938C - Process for the production of a two-layer container : de en
  • DE725951C - Foldable toilet seat with container for protective covers : de en
  • US2299261A - Ice cubing machine : en
  • US2299493A - Reinforced plastic button : en
  • DE726732C - Device for manufacturing spun concrete pipes : de en
  • DE726824C - Sealing on floating platforms : de en
  • US2299632A - Work holding attachment for vises : en
  • US2299567A - Seed potato cutter : en
  • US2299710A - Nozzle construction : en
  • DE727038C - Foil melting : de en
  • US2299387A - Friction drive mechanism : en
  • AU115986B2 - Improvements in or relating to electric discharge tubes with deflection control : en
  • US2299149A - Method of removing organic sulphur from gases or vapors : en
  • US2299309A - Switch actuating device : en
  • US2299225A - Tool : en
  • GB548752A - Improvements in or relating to lens mounts : en
  • DE726719C - Titanium alloy welding wire for arc welding : de en
  • DE726870C - Process for converting gaseous olefins into liquid propellants : de en
  • DE726889C - Process for the production of plaster model plates for machine molding : de en
  • DK60247C - Locking device for a door or a closing cover for an access opening arranged in a machine house, in particular for household appliances. : da en
  • US2299312A - Stabilized dry rosin size : en
  • DE726945C - Objects made of platinum-rich alloys resistant to corrosion by elemental phosphorus or elemental arsenic : de en
  • DE727026C - Variometer with a tap that can be moved on the outside of the windings and parallel to the axis of the rotating coil : de en
  • US2299623A - Dust removing means for feeders : en
  • US2299663A - Gyroscopic instrument : en
  • DE701168C - Cushioning, especially for motor vehicles : de en
  • US2299118A - Glove : en
  • US2299460A - Paper manufacture : en
  • US2299509A - Plastic product : en
  • DE726814C - Drive device with several drive points for conveyor chains or conveyor belts in OEfen : de en
  • DE726995C - Vibrating mill : de en
  • DE726704C - Process for the production of grained mixed fertilizers containing calcium carbonate : de en
  • CA408057A - Hydraulic driving and differential mechanism : en fr
  • US2299650A - Rotary cutting and scoring mechanism : en
  • US2299113A - Coil form and the like : en
  • US2299500A - Sandal : en
  • DE726866C - Lifting disc for the slide drive of the gripper rails of transfer presses : de en
  • GB548734A - A process for the separation and recovery of hydrocarbons of different degrees of saturation : en
  • US2299426A - Process for extraction : en
  • US2299476A - Brake control means : en
  • USD134116S - Mask for stuffed toys or similar article : en
  • GB548785A - Improvements in electric supply installations : en
  • US2299206A - Cable connector : en
  • US2299686A - Hydraulic press : en
  • US2299168A - Brazing light metals : en
  • CA408074A - Hose coupling : en fr
  • US2299220A - Process for the catalytic production of olefin-sulphur dioxide compounds of high molecular weight : en
  • DE726702C - Mortar for magnesia stones or stones containing magnesia : de en
  • DE726815C - Resistance brake circuit with self-excitation and external excitation of the motors, especially for electrically operated vehicles : de en
  • US2299456A - Shoe heel and toeplate : en
  • AU342441A - Improvements in or relating tothe production of iron oxide : en
  • DE726926C - Molding sand mixer : de en
  • DE726939C - Raised condenser against the flow of water : de en
  • GB548705A - Improvements in internal-combustion engines : en
  • DE726994C - Groove milling machine for making grooves for disc springs : de en
  • US2299095A - Locking type blind, shutter, and the like : en
  • US2299651A - Window construction : en
  • US2299207A - Method of making cutting tools : en
  • DE726829C - Dowel connection for concrete slabs : de en
  • US2299580A - Combination switch : en
  • US2299195A - Method of heel forming and attaching : en
  • CA408094A - Plaster retarder : en fr
  • US2299219A - Tube for pneumatic tire : en
  • US2299408A - Parachute : en
  • US2299519A - Clock : en
  • US2299137A - Pimento coring and cleaning machine : en
  • US2299222A - Process for the catalytic production of olefin-sulphur dioxide compounds of high molecular weight : en
  • US2299498A - Switch mechanism : en
  • US2299584A - Folding ladder : en
  • US2299180A - Door lock : en
  • US2299616A - Container : en
  • US2299572A - Dispensing package : en
  • USD134120S - Support for a cigarette lighter or the like : en
  • US2299069A - Chlorination of organic compounds : en
  • US2299620A - Acoustic apparatus : en
  • DE726810C - Holding device for adjustable holding of workpieces : de en
  • GB548772A - Improvements in or relating to electric motor control systems : en
  • US2299146A - Guy rod grounding clamp : en
  • AU312641A - Production of butyl alcohol and acetone by fermentation : en
  • DE726858C - Switch arrangement, especially for driving switches for electric railways : de en
  • US2299375A - Fishing tackle box : en
  • USD134155S - Design fob a dkess : en
  • DE726669C - Process for the production of asymmetrical di- (thiocarbonic acid alkyl [or aryl] ester) sulfides : de en
  • DE726731C - Spraying and drying device for heavy objects, especially projectiles, moved by an endless chain : de en
  • DE726767C - Sleeve for shotgun shells : de en
  • DE726869C - Notepad for index sheets : de en
  • US2299068A - Tire valve : en
  • CA408157A - Hydrocarbon catalytic cracking process : en fr
  • US2299619A - Ultra short wave signaling : en
  • AU116005B2 - Improvements in and relating to centrifugal or cyclone dust separators and similar devices : en
  • DE726976C - Device for eliminating the dead gear using an additional force in feed gears of machine tools, in particular milling machines : de en
  • US2299531A - Air conditioning system : en
  • DE726701C - Process for improving the deformation properties or pourability of oxide masses and slips : de en
  • DE727043C - Mower with grain divider : de en
  • DE726777C - Device for cooling the compressor room of air and gas compressors : de en
  • DE726754C - Lighting device on the tone arm of speech devices : de en
  • DE726716C - Lubrication system on rail vehicles : de en
  • US2299158A - Gang channel fastener : en
  • GB548649A - Improvements in and relating to elastic fluid turbine diaphragms : en
  • US2299098A - Method of and apparatus for making collapsible boxes : en
  • US2299442A - Apparatus for spreading material over large surfaces : en
  • AU323341A - Piezoelectric crystal apparatus : en
  • US2299277A - Container construction : en
  • US2299305A - Platform shoe : en
  • CA408140A - Gaseous discharge tube sign : en fr
  • CA408150A - Conveying element : en fr
  • DE726974C - Device for automatic reactive power control in AC networks with the help of capacitors : de en
  • USD134149S - Design for a dress or similar article : en
  • DE726727C - Check valve for fuel injection valves on internal combustion engines : de en
  • CA408117A - Sulphur production : en fr
  • US2299338A - Casement window adjuster : en
  • US2299114A - Alloy : en
  • US2299348A - Phonograph indicator : en
  • DE726715C - Steam heating for multi-part multiple units : de en
  • DE726965C - Pressure-tight connection between the extrusion head of a rubber extruder and a vulcanizing chamber for the continuous vulcanizing of rubber objects of great length : de en
  • US2299532A - Film spool : en
  • US2299082A - Electric control apparatus : en
  • US2299511A - Candy package : en
  • US2299693A - Coating for paper : en
  • USD134159S - Textile fabric or similar article : en
  • US2299186A - High speed steel hardening bath : en
  • US2299478A - Winding drum and the like : en
  • DE726729C - Device for securing the bike and the air pump at the same time : de en
  • GB548735A - Apparatus for electron discharge control : en
  • US2299109A - Oxygen regulating device : en
  • US2299317A - Closure for roof hatches : en
  • CA408165A - Copper-chromium steel casting process : en fr
  • CA408115A - Action toy : en fr
  • US2299482A - Electric shaver : en
  • US2299672A - Illuminated display device : en
  • US2299687A - Expanding structure : en
  • US2299227A - Combination landing gear and aircraft gun recoil mechanism : en
  • USD134148S - Textile fabric or similar article : en
  • US2299421A - Locomotive underframe : en
  • US2299282A - Method for the recovery of highgrade crude from enriched benzol wash oil : en
  • US2299657A - Portable projector : en
  • US2299366A - High-frequency amplifying circuits : en
  • US2299515A - Christmas tree holder : en
  • GB548774A - Improvements in resistance welding apparatus : en
  • DE726841C - Slide closure : de en
  • US2299537A - Angle bending machine : en
  • US2299697A - Locking band : en
  • USD134128S - Radiator grille for an automobile : en
  • CA408149A - Conveying element : en fr
  • CA408164A - Typewriter : en fr
  • DE726697C - Fan for gas protection rooms : de en
  • DE726985C - Compressed air brake without automatic feed device : de en
  • DE726785C - Device for removing the cake from rotating filter surfaces : de en
  • DE727032C - Device for regulating the speed of DC motors for stage signal boxes : de en
  • US2299720A - Luminescent coating for electric lamps : en
  • US2299286A - Magnetic safety valve : en
  • US2299289A - Printing press gauge pin : en
  • GB548740A - Improvements in or relating to animal traps : en
  • DE726892C - Process for the production of packaging materials from vinyl polymers : de en
  • US2299367A - Safety valve : en
  • CA408158A - Railway metal car roof : en fr
  • CA408121A - Automobile hood latching device : en fr
  • DE727008C - Cocoon thread starter : de en
  • US2299213A - Substituted aryloxyalkylol sulphides : en
  • US2299178A - Adjustable boat seat : en
  • CA408065A - Engine air-cooling apparatus : en fr
  • CA408078A - Shoe heater : en fr
  • DE727031C - Device for regulating the speed of DC motors for stage signal boxes : de en
  • US2299249A - Lock structure : en
  • US2299609A - Smoker's stand : en
  • US2299665A - Gas valve : en
  • US2299603A - Soap stock purification and product : en
  • US2299155A - Safety valve : en
  • US2299406A - Flowmeter : en
  • US2299438A - Vibratory rectifier : en
  • US2299126A - Grinding machine : en
  • US2299576A - Railway vehicle structure : en
  • US2299487A - Electric wave transmission system : en
  • US2299660A - Automatic telephone system : en
  • AU315641A - Improvements in or relating to electric discharge tubes with deflection control : en
  • US2299185A - Tire chain mounter : en
  • US2299187A - Dump body lift or the like : en
  • US2299573A - Foldable partition : en
  • US2299606A - Method of making slide fasteners : en
  • CA408077A - Floor mat manufacturing apparatus : en fr
  • US2299502A - Internal mixer : en
  • CA408159A - Photographic printing method : en fr
  • US2299334A - Rotary plow : en
  • CA408125A - Electric circuit for integrating electrical variations : en fr
  • DE726725C - Device for the projection of stereoscopic images : de en
  • DE726904C - Arrangement for setting a receiver by means of pulses obtained by scanning : de en
  • DE727006C - Rope laying machine : de en
  • US2299429A - Turbine blade shrouding : en
  • DE726949C - Device for the continuous leaching of solid substances, for example oil-containing substances, in particular of seeds, by means of suitable solvents : de en
  • GB548639A - Improvements in machines for flattening or straightening of metal strips and like metal sections : en
  • CA408139A - Insulating material : en fr
  • GB548687A - Improvements in and relating to electric gauges : en
  • GB548787A - Improvements in or relating to couplings of pneumatic tyre pressure gauges : en
  • DE726694C - Photographic flash device : de en
  • CA408095A - Rapid selector calculator : en fr
  • CA408120A - Wire stitching machine : en fr
  • US2299344A - Winding machine guide : en
  • US2299397A - Holding device : en
  • US2299566A - Card support : en
  • US2299365A - Meter changing water cutoff : en
  • CA408060A - Electric generator for vehicles : en fr
  • GB548642A - Improvements in or relating to capstans or like hauling means : en
  • US2299402A - Hand brake mechanism : en
  • DE726890C - Cooking stove with built-in kettle and two grids at different heights : de en
  • GB548722A - Improvements in or relating to x-ray apparatus : en
  • GB548637A - Improvements in centrifugal pumps : en
  • US2299202A - Shoe for steam pressing irons : en
  • GB548692A - Improvements in or relating to apparatus for pressing fabrics : en
  • GB548662A - Improvements in or relating to screening apparatus : en
  • US2299517A - Counterpressure control for plug valves : en
  • GB548681A - Improvements in and relating to electric measuring instruments : en
  • DE726793C - Automatic electrical oil switch : de en
  • GB548726A - Process of treating natural aqueous dispersions of rubber and like vegetable resins : en
  • DE726698C - Sealing cap for the exhalation valve of gas masks : de en
  • US2299607A - Fitting : en
  • DE727000C - Wheel for vehicles, especially for landing gear for aircraft : de en
  • US2299296A - Hair operator's instrument : en
  • US2299412A - Brake : en
  • US2299461A - Container : en
  • GB548727A - Improvements in fluid-actuated control systems : en
  • GB548698A - Improvements in or relating to securing means for screws, nails and the like : en
  • US2299608A - Melting tank and apparatus for cooling seams thereof : en
  • US2299297A - Car door lifting mechanism : en
  • US2299485A - Fluid pressure brake : en
  • DE726740C - Process for the production of water-soluble compounds of 4-aminobenzene sulfonamides : de en
  • DE726812C - Roller of the cup in desiccant gas containers : de en
  • GB548771A - Improvements in or relating to the speed control of electric motors : en
  • US2299551A - Toy : en
  • DE726703C - Depositing device for hair spaces of die setting and line casting machines : de en
  • GB548693A - Improvements in or relating to the heat treating of cast alloy steel rolling mill rolls : en
  • DE726689C - Switching and control device for starters of internal combustion engines : de en
  • DE726901C - Oil cooler for streamlined vehicles with rear engine : de en
  • GB548755A - Improvements in or relating to governing gear for engines and other machines : en
  • US2299376A - Brush holder for dynamoelectric machines : en
  • DE726953C - Extraction control for steam or gas turbines : de en
  • DE726961C - Hot water radiator assembled with an electrode heater : de en
  • DE726816C - Device for the transmission of call signals in carrier frequency telephony systems : de en
  • US2299436A - Blade dispenser : en
  • US2299182A - Expansible container : en
  • US2299143A - Pipe connection : en
  • GB548657A - Improvements in coreless golf balls : en
  • US2299166A - Brazing light metals : en
  • US2299131A - Collapsible boat : en
  • DE726956C - Manufacture of drying elements : de en
  • US2299654A - Manual reset valve : en
  • US2299345A - Hydraulic apparatus for opening, closing, and locking doors, and the like : en
  • USD134135S - Combined lapel watch and reflector button : en
  • US2299676A - Bar hanger : en
  • USD134134S - Design for a clothes basket : en
  • GB548654A - Improvements in or relating to yarn or like winding machines : en
  • GB548781A - Improvements in or relating to fittings for cartons and light boxes such as may be used as alternative containers for the usual cardboard cartons : en
  • US2299636A - Automatic net weighing machine : en
  • CA408072A - Sand paper drum : en fr
  • GB548694A - Improvements in or relating to means for regulating gas turbines, more particularly those employed for driving electric current-generators on vehicles : en
  • GB548684A - Improvements relating to braiding machines : en
  • DE726833C - Electric lamp for indirect lighting with adjustable light point height : de en
  • US2299582A - Flight control system for miniature aircraft : en
  • US2299377A - Brush holder for dynamoelectric machines : en
  • US2299604A - Fungicidal composition : en
  • US2299661A - Flexible support for vibrated members : en
  • CA408064A - Spinning top : en fr
  • US2299237A - Thrust bearing : en
  • GR9994B - COMPOSITE ELECTRIC HEATER. : el en
  • US2299568A - Sling : en
  • DE726760C - Strollers with turns, bends, etc. like on the walls : de en
  • DE726936C - Device for transferring part of the trailer load to the towing vehicle : de en
  • US2299263A - Method of making beaded welting : en
  • US2299382A - Automobile tent : en
  • US2299448A - Pump and filter therefor : en
  • USD134113S - Design for a condiment holder : en
  • US2299279A - Signaling system : en
  • US2299549A - Well drilling rotary : en
  • US2299701A - Venetian blind attachment : en
  • US2299647A - Even temperature water supply tank : en
  • GB548631A - Improvements in and relating to fluid controlling valves : en
  • DE726811C - Knife star dough dividing and rounding machine : de en
  • US2299316A - Shoe construction and binding cord therefor : en
  • DE726741C - Device for the automatic regulation of the supply of forced circulation steam generators : de en
  • US2299085A - Self-locking nut : en
  • DE727030C - Compressed gas switch in connection with an air disconnector : de en
  • DE726993C - Duebel for the articulated connection of parallel connections : de en
  • GB548716A - Improvements in methods for producing photo-mechanical printing plates : en
  • GB548701A - Improvements in or relating to apparatus for testing or measuring sizes or dimensions : en
  • US2299288A - Sugar : en
  • US2299638A - Fluid sealing device : en
  • DE727036C - Method and device for heating material baths, in particular glass baths : de en
  • DE726803C - Device for sorting fish : de en
  • US2299119A - Bearing : en
  • US2299669A - Starting relay : en
  • US2299683A - Trouble light : en
  • US2299097A - Can making machine : en
  • US2299447A - Pneumatic horn device : en
  • US2299191A - Casting rule holding unit for stamping forms : en
  • US2299276A - Disk louver : en
  • US2299121A - Method of making guards for attachment to automobile bumpers : en
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  • US2299086A - Discharger for pyrotechnic cartridges : en
  • US2299211A - Fluid pressure remote control system : en
  • DE726752C - Conductor rail, especially for cranes or the like. : de en
  • CA408086A - Fluid blast circuit breaker : en fr
  • GB548646A - An improved method and apparatus for surfacing metal bodies : en
  • CA408113A - Sheet material cut-off device : en fr
  • CA408151A - Non-conjugated olefine compound reaction : en fr
  • US2299111A - Process for casting slabs : en
  • US2299590A - Seal : en
  • US2299401A - Electrical oil heating device : en
  • US2299463A - Woman's shoulder-supported garment : en
  • DE726800C - Dust combustion with post-combustion grate : de en
  • DE726867C - Folder for taking up and holding loose sheets of paper : de en
  • GB548688A - Improvements in or relating to strip-feeding mechanism for controller or record-strip preparing or composing machines : en
  • GB548724A - Improvements relating to telephone systems for railway signalling : en
  • US2299425A - Oscillator : en
  • US2299577A - Art of treating resins : en
  • CA408171A - Plywood : en fr
  • US2299495A - Dual agency washer : en
  • US2299198A - Grooving machine : en
  • US2299384A - Lawn mower attachment : en
  • US2299157A - Apparatus for silencing air intakes of internal combustion engines : en
  • US2299352A - Putty applicator : en
  • US2299664A - Telephone coin collector : en
  • AU453142A - Improvements in or relating tothe treatment of webs or fleeces produced on carding engines : en
  • CA408172A - Tire casing treading method : en fr
  • US2299600A - Side bearing for railway car bodies : en
  • US2299692A - Pumping apparatus : en
  • US2299481A - Neutralizing system : en
  • US2299323A - Combination building jack : en
  • US2299174A - Admission and use recording device : en
  • US2299214A - Transporting truck for floor type kerf-cutting machines : en
  • USD134119S - Design for a medal or similar article : en
  • GB548750A - Improvements in or relating to projectors for the light image of a cathode-ray tube : en
  • US2299112A - Acoustic filter : en
  • US2299518A - Strand handling apparatus : en
  • US2299684A - Beam hanger : en
  • DE726842C - Double-plate gate valve : de en
  • DE726799C - Process for degassing the power supplies of cathodes : de en
  • DE726820C - Process for coating photographic layers : de en
  • CA408070A - Gear grinding machine : en fr
  • US2299690A - Method of and apparatus for transferring sheet material : en
  • DE726859C - Electric gas switch : de en
  • DE726972C - Device for the heat treatment of all kinds of goods, in particular raw cement meal : de en
  • DE726724C - Additional device for mirror carbon arc lamps to switch to operation with a mercury vapor lamp : de en
  • DK60261C - Bicycle rack with locking mechanism that works after throwing in a coin. : da en
  • AU316841A - Improvements in or relating to valve-actuating mechanism for internal combustion engines : en
  • AU115995B2 - Piezoelectric crystal apparatus : en
  • DE726736C - Parts made of aluminum bronze subject to sliding stress : de en
  • GB548758A - Improvements in or relating to marine mines or bombs : en
  • US2299525A - Crossbar switching apparatus : en
  • US2299625A - Bottle carrier : en
  • USD134152S - Design for a dress : en
  • CA408119A - High overshoe : en fr
  • DE726787C - Process for the preparation of condensation products from hexamethylenetetramine : de en
  • DE727046C - Circular knife shears for optionally simultaneous trimming and dividing or sole dividing or sole trimming of sheets : de en
  • US2299194A - Transparent receptacle : en
  • US2299259A - Sheet delivery means : en
  • DE726983C - Turbo generator : de en
  • US2299100A - Discharger for pyrotechnic cartridges : en
  • US2299611A - Pressure accumulator : en
  • US2299569A - Flatiron : en
  • AU327841A - Improved indirect lighting means for buildings : en
  • US2299410A - Sound reproduction : en
  • US2299714A - Radio shielded ignition means : en
  • US2299283A - Treatment of enriched benzol wash oil or the like : en
  • DE726885C - lubricant : de en
  • DE726921C - Expansion vessel, which is completely sealed against the outside air, especially for electrical capacitors : de en
  • USD134114S - Design for a display card : en
  • DE726728C - Wine press with a horizontal bid : de en
  • US2299562A - Snap acting device and method of making the same : en
  • US2299670A - Dowel bar structure : en
  • AU461642A - Method and apparatus for making belts : en
  • US2299327A - Means for destroying aircraft : en
  • USD134154S - Design for a dress : en
  • US2299602A - Dovetailing machine : en
  • US2299416A - Safety razor : en
  • DE726807C - Emergency release for a bomb drop device for aircraft : de en
  • DE726872C - Device for lifting and moving typewriters, telephones and radios, etc. like : de en
  • DE726937C - Drill for deep drilling : de en
  • US2299644A - Signal retransmission system : en
  • GB548714A - Method and means for producing secondary radiation diaphragms for roentgen-apparatus : en
  • DE726959C - Process for fixing the excess tanning agent from tanned leather : de en
  • DE725966C - Ventilation device for water pipes : de en
  • GB548660A - Improvements in garment trimming machines : en
  • US2299292A - Automatic volume control system : en
  • DE727034C - Electron tube system with a retaining disk made of insulating material for the electrode supports : de en
  • DE726705C - Method and device for setting the tolerance range of control relays with mechanical counterforce for regulating purposes or the like, in particular for voltage regulation in networks : de en
  • DE726911C - Heating wall for coke stoves : de en
  • DE726896C - Process for the production of multilayer pipes : de en
  • US2299545A - Automatic filling device for electrolytic cells : en
  • USD134146S - Design for a dress : en
  • GB548770A - Improvements in or relating to chimney top structures : en
  • DE726771C - Gas- and air-tight segment closure for bunkers, shaft ovens, etc. like : de en
  • US2299336A - Means for preparing the heel seats of insoles : en
  • US2299542A - Pressure gauge : en
  • US2299233A - Pump : en
  • US2299445A - Industrial truck : en
  • US2299548A - Oil well drilling apparatus : en
  • US2299473A - Valve : en
  • GB548636A - Improvements in or relating to road scraper elements and the like and method of producing same : en
  • US2299281A - Sealing system for container closures : en
  • USD134150S - Design fob a dkess : en
  • DE726863C - Hydraulic fluid brake, especially for motor vehicles : de en
  • DE726940C - Process for obtaining a low-phosphorus slag suitable for ferromanganese production during hot metal wind refining : de en
  • US2299141A - Nitrogenous anthraquinone derivative : en
  • US2299585A - Directional antenna : en
  • CA408127A - Rotary kiln or dryer : en fr
  • CA408175A - Photographic material : en fr
  • DE726773C - Guide vane mounted in pivot pins on the water guide pipe and on a housing body arranged in this pipe : de en
  • GB548757A - Improvements in draught-excluding strips for doors and windows, beadings, edgings, mouldings and the like : en
  • US2299721A - Magnesia composition and method of preparing same : en
  • US2299640A - Bed commode chair : en
  • US2299505A - Spring sizing machine : en
  • GB548624A - Improved necktie : en
  • US2299380A - Pig rings or the like : en
  • US2299468A - Swivel connector : en
  • CA408135A - Crankshaft : en fr
  • DE726886C - Mill firing : de en
  • US2299618A - Automatic conveying and elevating machine : en
  • US2299591A - Chime mechanism : en
  • USD134153S - Jacket or similar article : en
  • USD134158S - Design for an automotive dump wagon : en
  • DE726946C - Counter ticket printing machine : de en
  • GB548709A - Telephone ringing systems : en
  • GB548725A - Improvements in or relating to apparatus for controlling the flow of electrons in an electron stream : en
  • GB548643A - Method of, and apparatus for, producing a television picture with a cathode-ray tube and separate light-source : en
  • GB548759A - Improvements in or relating to light polarizers and processes of making same : en
  • US2299506A - Piston cooling : en
  • US2299272A - Circuits for grid controlled gas filled electron tubes : en
  • GB548732A - Improvements in or relating to the winding of thread upon bobbins : en
  • GB548739A - Improvements in or relating to electrical signalling systems : en
  • US2299075A - Apparatus for engraving reticules : en
  • US2299266A - Binding strip affixing device : en
  • DE726781C - Rigid waterless gas container : de en
  • US2299666A - Gas valve : en
  • GB548747A - Printing telegraph system : en
  • DE726855C - Process for purifying melamine : de en
  • GB548668A - Improvements in or relating to autoclaves : en
  • GB548762A - Improvements in or relating to smokers' pipes : en
  • GB548775A - Improvements in or relating to hardened lead alloys, particularly adapted for use in bearings : en
  • DE726836C - Electromagnetic precision extensometer : de en
  • FR876081A - : fr
  • DE726952C - Mortise connection with two shims for tight fastening of panes, e.g. B. Leitschaufeltraegern, in rotary machine housings : de en
  • DE726967C - Piston pin bearings for light metal pistons of internal combustion engines : de en
  • US2299159A - Finishing tool : en
  • US2299719A - Hydraulic valve : en
  • AU322341A - Improvements relating to rotary fluid clutches, couplings andthe like : en
  • US2299239A - Apparatus for drying thread or the like : en
  • US2299617A - Adapter plug for electric outlets : en
  • CA408144A - Endless conveyer : en fr
  • US2299514A - Telephone system : en
  • US2299099A - Quill drive : en
  • US2299374A - Method of molding nonplastic materials : en
  • US2299641A - Processes of color photography and compositions and elements therefor : en
  • US2299417A - Safety razor : en
  • US2299128A - Polymerizable composition : en
  • US2299232A - Napkin bib : en
  • DE726928C - Toilet paper container : de en
  • US2299117A - Gyroscopic device : en
  • US2299192A - Method of making sintered articles : en
  • USD134133S - Design for a window lock : en
  • GB548676A - A pneumatic submersible container for the transport of bullion goods or other cargo by water or air : en
  • DE727040C - Hollow stone serving as a heating element and forming a channel for the heating medium : de en
  • US2299221A - Process for the catalytic production of olefin-sulphur dioxide compounds of high molecular weight : en
  • US2299512A - Refrigerator shelf : en
  • US2299681A - Athletic garment : en
  • CA408129A - Gas mixture : en fr
  • CA408176A - Multicolour photographic image production : en fr
  • GB548683A - Improvements in or relating to matches : en
  • DK60258C - Method for releasable connection of a vacuum hose of elastic material with another, likewise air-carrying, wire part consisting of a solid material. : da en
  • DE726917C - Method for loosening the directional characteristic of the reflector of a conference system with a limited movable sound source : de en
  • US2299104A - Razor blade : en
  • US2299135A - Printing ink : en
  • DE726969C - Discharge slider : de en
  • GB548767A - Improvements in or relating to electromagnetic driving units, particularly for mirror oscillographs : en
  • US2299089A - Ice remover for windshields : en
  • US2299491A - Mechanical projecting apparatus : en
  • DE726908C - Lockable gear ring : de en
  • DE726757C - Production of wet strength papers : de en
  • GB548655A - Improvements in or relating to automatic screw drivers : en
  • US2299480A - Mophead : en
  • CA408167A - Cleaner for sifting screens : en fr
  • CA408110A - Nickel-molybdenum steel : en fr
  • DE726899C - Process for the remuneration of breathing air with oxygen in individually or collectively closed rooms : de en
  • US2299451A - Snow plow : en
  • US2299526A - Turnbuckle : en
  • US2299597A - Combination knife guard and re : en
  • GB548638A - Improvements in or relating to stiffening members for shoes : en
  • GB548741A - Improvements in or relating to extrusion apparatus : en
  • GB548663A - Improvements relating to sharpeners for safety razor blades, and particularly for double-edged blades : en
  • DE726779C - Tool holder, especially for hard material cutting tools, preferably diamonds : de en
  • US2299234A - Hydraulic pump and control means therefor : en
  • DE726780C - Spring-loaded tool holder : de en
  • DE726898C - Process for the production of vegetable and fruit juices containing vitamin C : de en
  • GB548713A - Improvements in and relating to knitting machines : en
  • AU115987B2 - Improvements in or relating to mechanism forthe transmission of power froman internal combustion engine : en
  • US2299254A - Combined pipe-line cleaner and fluid separator : en
  • GB548656A - Improvements in and relating to storage drawer assemblies for use in refrigerator and other cabinets : en
  • DK60264C - Frost-free rinsing cistern. : da en
  • GB548704A - Printing of textile fabrics : en
  • GB548702A - Improvements in or relating to apparatus for testing or measuring sizes or dimensions : en
  • US2299270A - Device for testing thin rubber articles : en
  • DE727004C - Shoe glue press : de en
  • GB548626A - Substituted ureas : en
  • US2299165A - Brazing light metals : en
  • CA408068A - Journal box and lubricator : en fr
  • US2299395A - Shaft seal : en
  • US2299707A - Water control for closet tanks : en
  • CA408133A - Paper sheet handling mechanism : en fr
  • USD134118S - Demorest deck of playing cards : en
  • USD134136S - Combined battery charger and tester : en
  • US2299496A - Locking paper clip : en
  • US2299346A - Switch : en
  • CA408107A - Oil well cementing method : en fr
  • US2299507A - Cell cover for storage batteries : en
  • US2299667A - Electrolytic cell : en
  • US2299357A - Coupling for rods and tubes : en
  • DE726825C - Ring shaft-shaped smoldering furnace with two purge gas flows entering at different heights : de en
  • CA408090A - Electric discharge device : en fr
  • CA408169A - Yarn package : en fr
  • CA408066A - Hair vacuum clipper : en fr
  • DE726742C - Device for quick freezing food between deep-frozen hollow plates : de en
  • US2299208A - Water cooled brake : en
  • US2299274A - Production of aminotriazines : en
  • US2299268A - Driving connection for surgical instruments : en
  • US2299540A - Valve : en
  • USD134145S - Design for a dress : en
  • AU116007B2 - Improvements relating to rotary fluid clutches, couplings andthe like : en
  • US2299243A - Inner tube : en
  • US2299373A - Transmission : en
  • AU323641A - Amplifiers : en
  • US2299188A - Refrigeration system : en
  • US2299079A - Relief valve : en
  • US2299224A - Tool : en
  • US2299547A - Varnished sheet material : en
  • US2299544A - Process and apparatus for covering balls : en
  • US2299132A - Manufacture of cellulose : en
  • USRE22206E - Mechanism for imparting rectilinear : en
  • CA408098A - Induction motor and connections : en fr
  • US2299559A - Water cooled furnace : en
  • US2299164A - Brazing light metals : en
  • DE726768C - Protective cover for exercise ammunition : de en
  • GB548695A - Signal collecting systems for radio receivers and the like : en
  • US2299184A - Lightning arrester : en
  • US2299556A - Pump primer : en
  • DE726968C - Machine for the precise assembly of hollow chocolate halves or parts previously loosened from the molds used for their production : de en
  • US2299138A - Heat treating of steel : en
  • CA408143A - Electrical bus system : en fr
  • US2299215A - Cranking time limiter for engine starters : en
  • US2299565A - Pneumatic feeder : en
  • US2299631A - Roll changing device : en
  • AU116002B2 - Improvements in or relating tothe treatment of webs or fleeces produced on carding engines : en
  • AU115982B2 - Improvements in or relating tothe production of iron oxide : en
  • US2299181A - Backset extension unit for door locks : en
  • US2299123A - Traverse control : en
  • US2299071A - Building construction : en
  • GB548791A - Improvements in electrical connectors : en
  • US2299116A - Expansible plugs for conduits : en
  • US2299646A - Electric operated door unlocker for motor vehicles : en
  • US2299303A - Clamp for boatbuilding : en
  • US2299122A - Gas water heater : en
  • US2299125A - Plaster cast opening means : en
  • US2299610A - Display device : en
  • USD134141S - Design for a whisk broom : en
  • DE726990C - Low frequency induction furnace : de en
  • DE727041C - Piezoelectric pressure indicator : de en
  • DE726730C - Stop table for shooting ranges : de en
  • GB548753A - Improvements in and relating to liquid fuel burning heating devices : en
  • GB548678A - Lathe tailstock accessory : en
  • US2299399A - Piston ring : en
  • DE726748C - Backpack carrying frame : de en
  • DE726902C - Rear suspension for motorcycles : de en
  • GB548675A - Improvements in and relating to dynamo electric machines : en
  • GB548719A - Improvements in or relating to machines for making netting : en
  • CA408091A - Air blast circuit breaker : en fr
  • DE726823C - Connection piece for gas burner : de en
  • GB548685A - Improvements in or relating to light-controlled computing devices : en
  • GB548733A - A process for the separation and recovery of hydrocarbons of different degrees of saturation : en
  • DE726625C - Process for expanding pipes with the aid of a short-stroke back and forth movements executing expanding mandrel : de en
  • US2299391A - Radio receiver : en
  • US2299173A - Window shade : en
  • DE727044C - Device for measuring a liquid to another substance depending on its condition (e.g. fuel / air) : de en
  • US2299342A - Electroacoustical apparatus : en
  • US2299398A - Noiseless sound reproducing system : en
  • US2299682A - Apparatus and method for taking and projecting pictures : en
  • USPP552P - coddington : en
  • DE726675C - Lightning protection device : de en
  • DE726735C - Process for the production of abrasive tools with hard rubber bond : de en
  • US2299648A - Indicating means for cash registers : en
  • US2299170A - Process of making composite pigments : en
  • US2299483A - Process of building up chromium and chromium alloys and for preparing electrodes therefor : en
  • US2299419A - Railway truck : en
  • US2299588A - Locking ring for metal containers : en
  • US2299615A - Valve assembly : en
  • DE726762C - Tires with warning color : de en
  • DE726861C - Device for processing the screw surfaces of ship propellers : de en
  • DK60263C - Locking device for wooden window holders. : da en
  • US2299332A - Air cleaner : en
  • US2299314A - Patty-making machine : en
  • GB548671A - Improvements in and relating to elevating apparatus : en
  • DE726887C - Mill shaft for mill firing : de en
  • US2299528A - Casing mill : en
  • DE726977C - Airplane wing with two shelves : de en
  • US2299212A - Telephone system : en
  • US2299501A - Control system : en
  • US2299717A - Salt measuring and dispensing machine : en
  • DE726962C - Gas-heated water heater with room air heater : de en
  • GB548728A - Improvements in or relating to combustion vessels : en
  • US2299162A - Electrically heated sinus pad : en
  • DE668236C - SLR camera : de en
  • US2299471A - Method and system for television communication : en
  • US2299656A - Piano action : en
  • CA408092A - Plastic product manufacture : en fr
  • US2299628A - Mounting stencil screen and impressing a stencil therein : en
  • US2299229A - Selecting system : en
  • USRE22207E - Production of hard metal alloys : en
  • US2299578A - Rotary pin-cutting tool : en
  • US2299140A - Wire harness : en
  • US2299668A - Discharge device for ash receptacles : en
  • US2299659A - Skirt marking apparatus : en
  • CA408063A - Ball mill : en fr
  • US2299244A - Stabilized diazo guanylurea : en
  • US2299474A - Packaging machinery : en
  • US2299134A - File drawer follower : en
  • US2299527A - Air conditioning apparatus : en
  • GB548776A - Improvements connected with the fittings of tubular fluorescent lamps : en
  • AU115980B2 - Preparation for the alleviation and curative treatment of tumorous and similar ailments : en
  • DE726695C - Oxygen breathing device : de en
  • DE726772C - Guide vane adjustment device for a turbine or pump unit : de en
  • US2299205A - Wall construction : en
  • CA408105A - Oil well treating method : en fr
  • GB548769A - Improvements in or relating to containers for distributing powdered and other substances : en
  • AU375941A - Improvements in backwashing filters : en
  • GB548731A - Improvements in and relating to the preparation of tocopherol : en
  • USD134139S - Design foe wrapping paper : en
  • US2299245A - Stabilized diazo biguanibe : en
  • DE726933C - Thermal insulation for walls of vehicles, especially aircraft height chambers : de en
  • AU313641A - Preparation for the alleviation and curative treatment of tumorous and similar ailments : en
  • USPP553P - Carnation plant : en
  • US2299329A - Welding transformer : en
  • US2299627A - Manicure implement : en
  • GB548629A - Improvements in and relating to show cases : en
  • DK60265C - Power machine powered by a Pressure Fluid. : da en
  • DE726784C - Method and device for operating continuously operating liquid suction filters : de en
  • US2299193A - Coupling : en
  • CA408076A - Aluminium surface treating method : en fr
  • GB548664A - Improvements in or relating to apparatus for aerating liquids : en
  • DE726835C - Device for anchoring several scaffolding ladders placed upright next to each other : de en
  • GB548697A - Improvements in or relating to cathode ray tubes : en
  • CA408132A - Paper sheet handling mechanism : en fr
  • GB548651A - Improvements in or relating to the manufacture of ceramic insulators : en
  • AU375141A - An improvement in and relating to haymaking andthe like : en
  • US2299307A - Method of and apparatus for treating materials : en
  • US2299420A - Locomotive : en
  • US2299492A - Pump assembly : en
  • GB548711A - Improvements in fuel injection pumps for internal-combustion engines : en
  • DE726971C - Embossing roller : de en
  • CA408111A - Alloy steel : en fr
  • US2299441A - Catalytic halo-substitution of saturated organic compounds : en
  • DE727025C - Test device for examining electrical transmission channels : de en
  • DE727003C - Mechanical pencil : de en
  • DE726854C - Cover rail : de en
  • US2299433A - Decorated metal sheet and varnish therefor : en
  • GB548630A - Improvements relating to metal spraying : en
  • US2299411A - Catalyzed hydrobromination of unsaturated organic compounds : en
  • GB548665A - Improvements in or relating to shafts for gearing : en
  • DE726884C - Cathode ray tubes with several separately controllable beam bundles : de en
  • DE726753C - Ceiling made from previously manufactured hollow stone beams : de en
  • DE726720C - Device for the sterilization of liquids in hollow vessels : de en
  • GB548746A - Improvements in brick-built corner structures : en
  • DE726002C - Device for determining the driving pressure of coking coal : de en
  • DK60255C - Electric Incandescent lamp with partially mirrored Container for surface lighting. : da en
  • US2299253A - Oven for coking of coal : en
  • US2299570A - Flatiron : en
  • US2299223A - Process for the catalytic production of olefin-sulphur dioxide compounds of high molecular weight : en
  • US2299298A - Dry ore concentrator : en
  • US2299486A - Chain link forming machine : en
  • DE726791C - Delay or starting resistor arrangement : de en
  • DE727028C - Electrical switch with a fuse participating in the interruption : de en
  • GB548749A - Improvements in gas burners for furnaces : en
  • DE726986C - Compressed air brake for particularly fast moving rail vehicles : de en
  • DE727011C - Illuminated water level indicator for pressure vessels, especially for steam boilers : de en
  • DE726970C - Monitoring device for the taillights of towing vehicles and their trailers : de en
  • US2299488A - Means for forming lenses : en
  • US2299171A - Rotary hose coupling : en
  • US2299629A - Hose jack : en
  • GB548686A - Improvements in and relating to the manufacture of heat exchangers : en
  • US2299142A - Vat dyestuffs and process of preparing same : en
  • US2299522A - Weeder : en
  • US2299094A - Electrical apparatus : en
  • DE726818C - Saw blade, in particular wooden saw blade : de en
  • US2299340A - Stove construction : en
  • US2299596A - Electric heating device : en
  • CA408142A - Radio receiver tuning control device : en fr
  • US2299163A - Cycling multistage temperature control system : en
  • US2299236A - Fluid control applicator : en
  • US2299372A - Cable controlled dump body for semitrailers : en
  • US2299423A - Bag closing apparatus : en
  • US2299538A - Chair with combined rocking and tilting action : en
  • US2299454A - Wrench : en
  • CA408148A - Conveying element : en fr
  • US2299368A - Load packer construction : en
  • DE726852C - Method and device for producing a porous blown grate charge from raw cement sludge : de en
  • US2299301A - Automatic roll dispenser : en
  • US2299124A - Valve : en
  • US2299449A - Diaphragm construction : en
  • DE726683C - Transport case for projector : de en
  • DE726786C - Process for the production of adducts of formaldehyde to acetaldehyde and its derivatives : de en
  • US2299250A - Electrical switch : en
  • US2299432A - Hat : en
  • US2299439A - Lubricating mechanism for sewing machines : en
  • US2299203A - Telephone system : en
  • US2299583A - Vending machine : en
  • US2299679A - Electric welding torch : en
  • US2299115A - No-slip parting chock : en
  • US2299210A - Perforator : en
  • US2299264A - Telegraph signal repeater : en
  • DE726711C - Process for the production of liquid bromine : de en
  • USD134140S - Design for wrapping paper : en
  • US2299634A - Garment spotting appliance : en
  • DE726806C - Laterally elastic film guide for films to be exposed in a bipack : de en
  • DE726847C - Control for steering by hand the motor-driven roller of a cross carriage cutting machine from any point : de en
  • USD134144S - Design for a dress : en
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  • US2299711A - Lead alloy : en
  • US2299070A - Cast slab : en
  • US2299275A - Switch indication circuits : en
  • AU116003B2 - Method and apparatus for making belts : en
  • US2299624A - Gas valve : en
  • US2299477A - Halogenation of diolefins having conjugated double bonds : en
  • US2299671A - Electromagnetic motor switch : en
  • CA408130A - Paper sheet handling mechanism : en fr
  • US2299550A - Deaeration apparatus : en
  • CA408122A - Automobile hood latching device : en fr
  • CA408155A - Porous earth formation treatment : en fr
  • CA408058A - Bacon flattener and drainer : en fr
  • DE726860C - Rectifier system adjustable by step switching : de en
  • CA408059A - Action toy : en fr
  • DE726674C - Broadband cable system : de en
  • DE726774C - Water duct with large water passage for an underwater power plant : de en
  • CA408118A - Footwear coating method and apparatus : en fr
  • CA408141A - Radio receiver tuning control device : en fr
  • CA408106A - Oil well productivity increasing process : en fr
  • CA408152A - Isomeric organic compound mixture extraction : en fr
  • US2299176A - Roughing machine : en
  • US2299280A - Clamp device : en
  • CA408079A - Engine ignition system : en fr
  • US2299698A - Calendar for pencil cases : en
  • US2299105A - Method and apparatus for forging billets : en
  • US2299130A - Liquid and gas contact apparatus : en
  • US2299674A - Receptacle and mounting therefor : en
  • USD134112S - Design for a condiment holder : en
  • USD134109S - Design for a curtain display rack : en
  • CA408093A - Expanded metal producing machine : en fr
  • DE726888C - Process for the preparation of solutions or suspensions of the blood sugar lowering hormone of the pancreatic gland : de en
  • CA408136A - Composite signal device : en fr
  • DE726927C - Method and mold for making pistons : de en
  • US2299230A - Positively locking fastener : en
  • USD134125S - Stuffed toy or similar article : en
  • CA408116A - Respirator : en fr
  • US2299546A - Annealing furnace construction : en
  • DE726958C - Automatic valve for piston compressors : de en
  • CA408109A - Copper-silicon-iron alloy : en fr
  • DE726710C - Process for the production of pure surface filters and ultrafilters : de en
  • DE726947C - Device for measuring the travel of work spindles in machine tools, in particular drilling spindles : de en
  • US2299318A - Form for paving blocks : en
  • US2299407A - Parachute pack : en
  • US2299680A - Closure attachment for hens' nests : en
  • CA408055A - Self-lifting plough : en fr
  • CA408084A - Carton for paper sheets : en fr
  • DE726883C - Arrangement to eliminate the self-excited oscillations in synchronous drives : de en
  • DK60251C - Procedure for the Preparation of Amino Acid Amidines. : da en
  • CA408160A - Cast iron production : en fr
  • US2299231A - Compensator arrangement for bearing and journal assemblies in automatic gyro control pilots : en
  • US2299450A - Pressure oilcan : en
  • US2299073A - Gun : en
  • US2299350A - Drawing compound applicator : en
  • DE726853C - Method and device for the production of yeast in a form suitable for dispatch from yeast pulp : de en
  • US2299400A - Boat rudder : en
  • DE726684C - Lid for gas engines with two double-acting cylinders one behind the other : de en
  • GB548743A - Improvements in means for the removal of ash from water tube boilers : en
  • DE726982C - Axially loaded steam turbine, of which at least some of the stages work in the wet steam area : de en
  • USD134143S - Design foe a dress : en
  • CA408114A - Flexible tubing : en fr
  • US2299183A - Sheet metal barrel or drum : en
  • US2299662A - Drying drum for the drying of felts : en
  • US2299555A - Benzenesulphonamide compounds : en
  • CA408123A - Nickel-iron-titanium alloy : en fr
  • US2299465A - Power generating unit : en
  • DE726891C - Diving tower made of a trestle-like metal construction for swimming pools : de en
  • US2299067A - Center pivot tension awning arm : en
  • US2299621A - Clutch operating mechanism : en
  • DK60246C - Procedure for the production of low-alcohol under-fermented beer with a low fermentation rate. : da en
  • US2299396A - Ticket printing and issuing machine : en
  • CA408097A - Television receiver : en fr
  • GB548768A - Improvements in and relating to domestic fireplaces : en
  • US2299404A - Automatically operated valve : en
  • CA408096A - Photographic element : en fr
  • GB548721A - Improvements relating to emblems, badges and the like : en
  • US2299080A - Method for treating foodstuffs : en
  • US2299558A - Wearable microphone amplifier : en
  • CA408083A - Valve seat grinding apparatus : en fr
  • US2299586A - Balancing mechanism : en
  • US2299649A - Manual reset valve : en
  • AU115983B2 - Improvements in backwashing filters : en
  • DE726871C - Face milling machines for processing plates, in particular printing plates : de en
  • US2299393A - Television receiver cabinet : en
  • USD134115S - Design fob an animated amusement device : en
  • US2299295A - Hair operator's instrument : en
  • US2299359A - Bumper and license plateholder : en
  • US2299557A - Device for making duplicator master tapes : en
  • US2299637A - Mechanical movement : en
  • AU116000B2 - An improvement in and relating to haymaking andthe like : en
  • GB548682A - Improvements in or relating to packings for engines and the like : en
  • US2299386A - Skip loading mechanism : en
  • GB548766A - Internal combustion engine exhaust heated de-icing means applicable to aircraft : en
  • US2299287A - Sugar composition : en
  • US2299235A - Hydraulic pump : en
  • DE726930C - Equipment on pattern forms (templates) for copying machine tools for processing, especially milling, of circumferential curves in a closed course : de en
  • GB548653A - Improvements relating to bolts and the like : en
  • US2299655A - Refrigerating apparatus : en
  • DE726747C - Device for the production of cores for castings : de en
  • DE726680C - Process for removing mercaptans from mercaptid solutions : de en
  • DE726783C - Edge filter : de en
  • DE726679C - Low-current controlled step switching device for high-voltage current : de en
  • DE726776C - Braun's tube with a funnel-shaped electrode arranged in the immediate vicinity of the cathode, to which a control voltage is fed : de en
  • US2299242A - Stamp roller : en
  • US2299394A - Coke stoker feed : en
  • USRE22208E - Composition capable of inhibiting : en
  • USD134131S - Design for an inhaler : en
  • US2299200A - Treatment of cellulosic fabrics : en
  • US2299594A - Iron support for ironing boards : en
  • US2299702A - Portable hopper : en
  • US2299257A - Telephone dial mask : en
  • DE726894C - Diesel fuel : de en
  • US2299269A - Method and apparatus for making dipped rubber articles : en
  • US2299256A - Lighting fixture : en
  • US2299554A - Washing machine : en
  • DE727029C - Compressed gas switch with radiation rings : de en
  • US2299293A - Shoe : en
  • US2299472A - Port protector : en
  • US2299273A - Toilet bowl : en
  • DE726769C - Oscillation structure for electroacoustic transducers : de en
  • CA408166A - Breech mechanism for ordnance : en fr
  • DE726881C - Electric push button switch : de en
  • GB548648A - Improvements in and relating to spinning boxes : en
  • US2299581A - Frequency discriminator : en
  • US2299571A - Harmonic transmission system : en
  • GB548633A - Antenna coupling circuits : en
  • US2299156A - Fishing reel : en
  • DE726629C - Process for the preparation of derivatives of androstenediols : de en
  • DE726794C - Power transmission system with high voltage direct current : de en
  • DE726906C - Safety circuit for a conveyor system consisting of several co-operating single conveyors of any type : de en
  • DE726681C - Foundry plant with roller conveyor : de en
  • US2299361A - Television system : en
  • US2299630A - Machine tool : en
  • US2299226A - Tool : en
  • GB548707A - Improvements in chutes for feeding or conveying ammunition or other bodies : en
  • DE726864C - Drive for sliding doors : de en
  • DE727012C - Inking device for the forme cylinder of rotogravure printing machines : de en
  • GB548667A - A device for use in withdrawing yarn from bobbins and the like : en
  • US2299127A - Footrest for embalming tables : en
  • US2299102A - Skewback for open hearth furnaces : en
  • GB548763A - Improvements in or relating to injection pumps for internal combustion engines : en
  • DE726839C - Procedure for testing concrete cleaning units for leaks : de en
  • GB548634A - Improved arrangement of the valves in multicylinder internal combustion engines having cupola combustion chambers : en
  • US2299153A - Supporting clamp for mounting fittings in conduits : en
  • US2299689A - Manufacture of electrical conductors : en
  • US2299248A - Log chipper : en
  • DE726998C - Cushioning of the wheels of airplanes, motor vehicles, etc. like : de en
  • US2299204A - Safety razor : en
  • US2299241A - Independent wheel suspension : en
  • US2299413A - Pile construction : en
  • US2299326A - Buttering machine : en
  • DE726756C - Device for automatic feeding of closed cans : de en
  • GB548703A - Improvements relating to the construction of floors and ceilings composed of concrete or like slabs : en
  • GB548779A - Improvements in sheet metal kegs or drums : en
  • US2299521A - Hose reel : en
  • US2299083A - Electrically compensated geographic position indicator : en
  • US2299175A - Collapsible box : en
  • US2299325A - Dynamoelectric control system : en
  • US2299328A - Television apparatus : en
  • DE726856C - Rotogravure printing press : de en
  • GB548669A - Improvements in or relating to driving mechanisms particularly for watches or clocks : en
  • CA408062A - Shaving brush : en fr
  • US2299358A - Sound reproducing apparatus : en
  • US2299475A - Automatic transmission control : en
  • DE726687C - Starting device for internal combustion engines : de en
  • DE726709C - Device for the pneumatic foam flotation of ores, coal or other minerals : de en
  • DE726672C - Device for making tunnels or shafts : de en
  • DE726905C - Process for the production of a magnesia cement mass, in particular for building purposes : de en
  • DE726718C - Follow-up control device for electricity meters or the like with an auxiliary motor and a brake : de en
  • USD134126S - Design for a eire truck body : en
  • GB548706A - Improvements relating to coating articles with an impermeable cloth, felt or the like : en