• USD98821S - Design for an ice cream cone : en
  • USD98833S - Design fob a plate ob similar : en
  • US2033280A - Synthetic resin varnish compositions : en
  • US2033567A - System for electric dehydration : en
  • US2033489A - Apparatus for generating vapors : en
  • US2033610A - Hat fastening device : en
  • US2033565A - Backfire stop : en
  • AU2158335A - Improvements in and relating to machines for use inthe manufacture of chewing gum, or other confections : en
  • CH182976A - Method of photography in natural colors. : de en
  • CH183007A - Device for bending sheet metal edges. : de en
  • US2033513A - Hard cemented carbide material : en
  • DE627377C - Brushes or brooms with soft rubber loops : de en
  • FR795259A - Elastic socket for incandescent lamps and others : en fr
  • FR795358A - Process for obtaining non-bursting intermediate layers formed from polymerization products, for composite glasses, reflective panels and other composite materials arranged in layers : en fr
  • IE13312L - Detachable shoe heels : en
  • US2033726A - Rocker centering structure : en
  • US2033811A - Headrest hanger : en
  • AT144820B - Device for controlling an electrical current, in particular for regulating electrical machines. : de en
  • US2033319A - Brake : en
  • US2033364A - Backfire stop : en
  • US2033492A - Automatic short wave converter : en
  • FR795386A - Improvements to discharge tubes with elastic suspension of electrodes : en fr
  • US2033493A - Suspension of road wheels of vehicles : en
  • US2033159A - Method of recovering potassium sulphate from syngenite : en
  • US2033483A - Stair cushion : en
  • US2033545A - Compositions from coal tar and higher fatty acid chlorides and process of making thesame : en
  • US2033705A - Printing plate base : en
  • CH182942A - Inlay collars for women's dresses and the like. : de en
  • CH183068A - Gas mask. : de en
  • US2033456A - Garment : en
  • US2033505A - Underwear garment : en
  • US2033623A - Elongation testing machine : en
  • US2033812A - Rinse circulator : en
  • US2033679A - Choh-ch : en
  • US2033898A - Camp stove : en
  • AT144894B - Process for the production of alkaline earth metals and alloys from them. : de en
  • US2033372A - Switch : en
  • US2033439A - Calculating machine : en
  • AT144840B - Stocking with catching device for ladder stitches. : de en
  • USD98818S - Design for an electric lamp : en
  • CA356386A - Electric clock : en fr
  • FR795269A - Contactor device applicable to the command and control of various electrical appliances and in particular to the control of electrical gear changes : en fr
  • DE627306C - Method and device for the continuous treatment of fibers with chemicals, in particular for the bleaching of cellulose : de en
  • FR795378A - Advertising device : en fr
  • AT144854B - Antechamber, especially for high-speed diesel engines with an insert that serves as an atomizer. : de en
  • CA356433A - Motor control system : en fr
  • DK51374C - Grater. : da en
  • FR795211A - Device for punching or perforating tubes or metals : en fr
  • GB443875A - Method of and apparatus for producing perforations of small diameter in bands of cellulose foil or the like : en
  • GB444006A - Improvements in or relating to clinometers for surveying diamond drill holes : en
  • AT144895B - Process and device for the production of hydrogen peroxide by distillation. : de en
  • CA356348A - Concrete wall form tie : en fr
  • FR795463A - Double adjustable stopper for circuit breakers and other devices : en fr
  • FR795489A - Special profiles to form the borders and frames of sheet metal works : en fr
  • FR795226A - Improvements to the assembly of friction linings for brake shoes or other components : en fr
  • US2033321A - Bearing metal alloy and bearing made therefrom : en
  • US2033441A - Combined cutting and loading machine for mines : en
  • US2033583A - Universal joint mechanism : en
  • US2033425A - Boiler : en
  • DE627352C - Elastic coupling : de en
  • GB443969A - Improvements in or relating to apparatus or appliances for the heat-treatment of metals : en
  • DE627168C - Process for generating cold : de en
  • DE627250C - Process for the production of ketones of the anthracene series : de en
  • CH183105A - Hydraulic braking system for aircraft. : en fr
  • US2033435A - Flue cover : en
  • US2033702A - Heat storage and transfer agent : en
  • US2033443A - Electric water heater : en
  • DE627243C - Electrical installation rotary or toggle switch : de en
  • US2033444A - Method of etching aluminum : en
  • DE627230C - Process for the permanent connection of individual parts of multi-part objects, especially for the manufacture of spark plugs : de en
  • US2033121A - Means and method for churning butter : en
  • US2033322A - Sanding device : en
  • FR795458A - Portable device for water sterilization : en fr
  • US2033404A - Sectional floor : en
  • US2033852A - Pump for liquids : en
  • CH183035A - Device for current reversal in commutator machines by means of layered carbon brushes. : de en
  • DE627296C - Bill cashier for use in gas, electricity and similar utility lines : de en
  • USD98856S - Design fob a chandelier : en
  • GB444045A - Improvements in or relating to switching systems for controlling electric lamps and other current consuming devices : en
  • US2033512A - Tire valve : en
  • DE627391C - Circular knitting machine : de en
  • DE627242C - Form nozzle for executing the stranding process for star quads : de en
  • FR795360A - Mounting of stacked accumulator batteries : en fr
  • FR795449A - Clasp suitable for bags, bracelets, brooches, clips and all other items : en fr
  • FR795484A - Production of titanium pigments : en fr
  • US2033258A - Brush making machine : en
  • US2033291A - Apparatus for cleaning sedimentation tanks : en
  • US2033454A - Vehicle ventilating device : en
  • US2033779A - Ambulance stretcher : en
  • DE627136C - Electric radiator : de en
  • USD98899S - Design for a jar : en
  • DE627400C - Gearless rotating sprinkler : de en
  • FR795364A - Fuel : en fr
  • DE627160C - Circuit for electrically operated vehicles : de en
  • GB444086A - Improvements in or relating to needles : en
  • GB443935A - Improvements in electrically driven floor treating apparatus : en
  • FR795375A - Process for destructively hydrogenating carbonaceous materials : en fr
  • GB444078A - Improvements in conveyors : en
  • GB444473A - Improvements relating to cradles : en
  • FR795434A - Device for mounting and removing mower blades : en fr
  • GB443986A - Improvements in or relating to manual exchanges for use with teleprinting systems : en
  • CA356395A - Digging machine : en fr
  • US2033419A - Electric treater for emulsions : en
  • US2033631A - Crystal relay : en
  • DE627221C - Dining fork with multiple arching of the prong part : de en
  • FR795348A - Electrical measuring instruments : en fr
  • FR795357A - Improvements to mineral oil refining processes : en fr
  • FR795381A - Apparatus for delivering a lubricant or the like in controlled quantities : en fr
  • GB444181A - Improvements in or relating to the manufacture and treatment of artificial filaments, yarns, fabrics and like materials : en
  • GB444243A - Improvements relating to electric clocks : en
  • DE627334C - Rail butt connection with a butt joint that partially extends in the longitudinal direction of the rails : de en
  • US2033263A - Abrasive article : en
  • GB443846A - Improvements in and relating to electric discharge lamps : en
  • GB443940A - Improvements in frames for reciprocating engines, pumps or compressors : en
  • GB444080A - Improvements in belt fasteners : en
  • CH182927A - Preparations for the dry removal of dirt from human body parts. : de en
  • US2033737A - Catalyst : en
  • US2033832A - Window : en
  • US2033318A - Indicator gear for measuring instruments and the like : en
  • US2033748A - Radio tube base : en
  • AT144866B - Pedestal electrical device. : de en
  • US2033616A - Welding machine : en
  • US2033630A - Washing machine : en
  • US2033739A - Brake lining stretcher : en
  • US2033144A - Testing apparatus : en
  • US2033233A - Method of making hydraulic cement compositions : en
  • US2033430A - Tie rack : en
  • FR795385A - Improvements in air cooling of internal combustion engines : en fr
  • FR795407A - Method and apparatus for manufacturing electric lamps : en fr
  • FR795470A - Spindle press with friction wheels for the production of ceramic tiles : en fr
  • GB444061A - Improvements relating to ring spinning and doubling machines : en
  • FR795218A - window regulator : en fr
  • AT144867B - Circuit with a gas-filled glow electrode discharge tube. : de en
  • AU2370735A - Improvements in and relating to electric radiators : en
  • GB443939A - Improvements in or relating to cap stoppers for bottles or like containers : en
  • GB444098A - Improvements in and relating to bottle and like closures : en
  • US2033725A - Razor blade : en
  • GB443982A - Improvements in or relating to clamps for securing electric transmission line cables to supporting towers : en
  • GB444103A - Method of and means for controlling the flow of a gaseous fluid in a conduit, duct or the like : en
  • DE627173C - Control device with centrifugal contact regulators : de en
  • FR795497A - Process and device, and new product for the desiccation in general and more especially that of gases : en fr
  • DE627159C - Two-car high-current control : de en
  • US2033792A - Sliding cabinet shelf : en
  • US2033392A - Abrasive machine and process : en
  • US2033457A - Road tank vehicle : en
  • FR795487A - Electrically heated water radiator : en fr
  • US2033246A - Driving arrangement and construction for tandem axles : en
  • US2033507A - Automatic telephone signal transmitting method and device : en
  • GB443942A - Improvements in the control of parallelled alternating current electric systems : en
  • DE627373C - Method for applying wavy optical sound recordings to a disk : de en
  • USD98857S - Design for a jar : en
  • GB443885A - Improvements in or relating to reservoir pen-holders : en
  • GB443953A - Improvements in watches and clocks : en
  • GB443929A - Improvements in or relating to pivotally mounted seats and like pivoted members : en
  • US2033476A - Regenerative sound recording device : en
  • US2033786A - Tap and rod assembly : en
  • CA356406A - Insect trap : en fr
  • US2033844A - Cooling apparatus : en
  • US2033864A - Rail vehicle : en
  • FR795255A - Process, burner and installation for heating oil and other heavy liquid fuels : en fr
  • FR795457A - Automatic folding and retractable armchair or other seat system, intended for vehicles, planes, boats, venues for shows and any meeting, etc. : en fr
  • GB444064A - Improvements in or relating to locks : en
  • GB443876A - Improvements in and relating to devices for removing crown-corks or the like from bottles : en
  • GB444082A - A poultry droppings belt and cleaner : en
  • US2033130A - Traveling sign : en
  • FR795474A - Nailer block for shoe machines : en fr
  • US2033196A - Explosive composition : en
  • US2033388A - Process for the production of ammonium phosphate : en
  • US2033819A - Alkaline wetting and penetrating media : en
  • AT144937B - Freewheel hub with coaster brake. : de en
  • CA356367A - Pressed steel car end : en fr
  • USD98905S - Design for a jacket or similar : en
  • US2033589A - Safety razor and blade : en
  • US2033690A - Method of and apparatus for separating composite material into its components : en
  • CA356369A - Reciprocating cooker : en fr
  • DE627177C - Electric liquid heater in which the liquid forms the heating resistance : de en
  • AT144852B - Articulated belt connection. : de en
  • US2033750A - Drain for windows : en
  • DE627336C - Heat time release for electrical switching devices : de en
  • DE627385C - Device for television using a mirror wheel : de en
  • CA356496A - Slag manufacture : en fr
  • AT144879B - Connection between the guide arm and the base for electrical noise boxes. : de en
  • CA356446A - Acetylene polymer production : en fr
  • US2033193A - Method and device for reproducing sound records obtained on lenticulated films : en
  • US2033470A - Cyclone separator : en
  • US2033260A - Water heating and storage system : en
  • US2033672A - Dust mop cleaner : en
  • DE627312C - Feeding of the material to be centrifuged to a full-walled centrifugal drum with nozzles or extractor bodies arranged at a distance on its circular circumference : de en
  • AT144950B - Heavy oil burner. : de en
  • DE627164C - Printing unit for cash registers or accounting machines : de en
  • FR795323A - Method and apparatus for making special threads : en fr
  • CH183084A - Device for the illumination by transparency of texts or images inscribed on a sheet of semi-transparent material. : en fr
  • CH183111A - Process and device for preserving foodstuffs and luxury foods. : de en
  • US2033275A - Swimming instructor : en
  • US2033336A - Fuel control valve : en
  • FR795233A - Improved process of engraved cylinder printing of fabrics, papers, etc. : en fr
  • US2033673A - Ice cream cone : en
  • US2033688A - Production of ladderproof knitted fabric : en
  • US2033345A - Fan blade : en
  • CH183073A - Conductor's tongs with pressure device. : de en
  • DE627343C - Procedure for tuning the furnace circuit of high-frequency crucible furnaces : de en
  • DE627218C - Process and device for the production of hollow glass bodies by the immersion process : de en
  • FR795418A - Process for hardening toothed wheels using a torch : en fr
  • US2033371A - Sealing device : en
  • USD98873S - Design for a smoker s ashtray : en
  • USD98875S - Design fob a sandal : en
  • USPP168P - balderston : en
  • US2033809A - Method of producing grave vault hoods : en
  • US2033855A - Shaped fibrous sheet articles and method of producing the same : en
  • US2033370A - Nitration of diphenyl : en
  • US2033815A - Meat holder and slicer : en
  • CH183091A - Vehicle mounted on four skis. : en fr
  • CA356372A - Hydroplane : en fr
  • US2033749A - Milling machine head : en
  • CA356410A - Piston manufacture : en fr
  • USD98840S - Design for a plate ob similar article : en
  • AT144886B - Person spring balance. : de en
  • DE627287C - Electric liquid heater designed for use in vessels : de en
  • DE627395C - Support plate for molds : de en
  • DE627131C - Momentary rotary switches, in particular antenna switches : de en
  • DE627240C - Process for direct iron production : de en
  • DE627342C - Process for the manufacture of electrical heating elements : de en
  • US2033753A - Gaseous fluid vaporizer and mixer : en
  • US2033794A - Writing pen : en
  • DE627309C - Rod safety for self-cocking drop-barrel weapons, controlled by the locking bolt : de en
  • US2033846A - Pivot saw : en
  • US2033875A - Antitampering device : en
  • DE627145C - Control device for high altitude breathing apparatus : de en
  • DE627396C - Seat and deck chair : de en
  • DE627404C - Machine for making tack and bartack stitches : de en
  • GB444095A - Gyroplane apparatus adapted for road travel : en
  • AU2055934A - Manufacture of arsenobenzene-mono-sulphoxylates : en
  • CA356461A - Tabulating machine : en fr
  • US2033329A - Apparatus for dispensing liquids : en
  • US2033680A - Fused collar : en
  • US2033799A - Web change mechanism : en
  • US2033877A - Inhibiting gum in cracked distillates : en
  • DE627327C - Process for the processing of waste sulfuric acid : de en
  • US2033530A - Aritificial fishing fly : en
  • AT144874B - Telecommunication or signal line. : de en
  • FR795469A - Apparatus for the production of a combustible mixture of heavy oil for internal combustion engines : en fr
  • GB443896A - Improvements in or relating to television : en
  • USRE19884E - Heat treatment of steel rails : en
  • US2033294A - Sewing machine : en
  • US2033226A - Piston : en
  • DE627124C - Grid plate for plate heat exchangers, the frames and the channels of which forming webs are composed of cast iron : de en
  • DE627162C - Method and device for the distillation of tar or other tar products containing pitch : de en
  • AT144929B - Crossover switches and double switches with spring tongues guided through the frogs. : de en
  • US2033255A - Liquid dispensing apparatus : en
  • DE627115C - Automatic contactor replacement device : de en
  • DE555661C - Footwear with an inflexible bottom part arranged in the rear part of the shoe : de en
  • DE627361C - Observation device for cameras : de en
  • DE627120C - Reglette for machine set : de en
  • AT144898B - Process for removing oxidising substances from the liquors used in the textile industry. : de en
  • FR795350A - Electrical disconnector with icebreaker device : en fr
  • USD98878S - Design for a shoe : en
  • CA356485A - Slag manufacture : en fr
  • FR795229A - Flap valve, non-freezing and quick and automatic closing, for hydrocarbon tanks : en fr
  • FR795404A - Counter timer setting device : en fr
  • CH183039A - Device for accommodating electrical devices such as fuses, switches, etc. in electrical installations. : de en
  • CH183085A - Illuminated advertising facility. : de en
  • DE627130C - Off and switch for large currents : de en
  • US2033541A - Mixed diphenyl-alkyl ketones : en
  • DE627278C - Heat exchangers, especially flue gas preheaters, consisting of individual core tubes with fins pushed over : de en
  • US2033759A - Ventilating apparatus for vehicle bodies : en
  • US2033763A - Vehicle window ventilator : en
  • CA356385A - Corselette : en fr
  • US2033385A - Sales price indicator : en
  • US2033519A - Oil burner : en
  • DE627408C - Kneading machine : de en
  • DE627360C - Process and apparatus for bleaching pulp : de en
  • FR795425A - Enclosures for t receivers. s. f. : en fr
  • US2033221A - Nailing machine : en
  • DE627194C - Method for sizing fabrics : de en
  • US2033674A - Sewing machine : en
  • US2033778A - Ventilator mechanism for vehicle windows : en
  • DK51363C - Electrically heated appliance for cooking, frying and baking. : da en
  • GB443883A - Chemical products and process for preparing same : en
  • GB444041A - Improved bird bath : en
  • US2033414A - Garment supporter : en
  • US2033736A - Machine for making corn plasters : en
  • US2033903A - Ice shaving machine : en
  • US2033756A - Swing for rodlines to pump jacks : en
  • US2033401A - Combination case, dispensing means, and temperature retaining member : en
  • US2033474A - Torque converter : en
  • DE627260C - Device for forecasting the weather : de en
  • GB443949A - Improvements in or relating to anti-vibration fittings for electric lamps and the like : en
  • US2033411A - Manufacture of artificial lumber and pressed and molded products : en
  • US2033656A - Method and apparatus for producing surfacing material : en
  • FR795486A - Method and device for continuous traction of platforms or trolleys : en fr
  • FR795427A - Improvements to electric meters : en fr
  • GB444083A - Improvements in reflector fittings of electric incandescent lamps : en
  • CA356510A - Combustion-product power plant : en fr
  • DK51375C - Correspondence folder. : da en
  • US2033862A - Resilient wheel : en
  • GB444053A - Improvements in or relating to systems for recording sound modulated electric currents : en
  • US2033282A - Composite signaling system : en
  • US2033137A - Dehydrator with preliminary treatment : en
  • US2033148A - Barium grease : en
  • US2033607A - Washing machine : en
  • US2033628A - Container feeding mechanism : en
  • US2033768A - Gunner compartment : en
  • FR795280A - Method and device for removing the slack periodically generated by the swell in the cable of a lifting device at the time of lifting, out of the water, of a device such as a seaplane, a boat, etc. : en fr
  • GB444065A - Improvements in or relating to television and like systems : en
  • IE14449L - Stiffened fabrics and articles made therefrom : en
  • GB443990A - Improvements in and relating to teleprinting installations : en
  • FR795261A - Drilling tool : en fr
  • US2033867A - Filter for pipes and cigar or cigarette holders : en
  • US2033878A - Process of altering the boiling points of hydrocarbons : en
  • US2033174A - Ejector mechanism : en
  • DE627137C - Three-phase arc furnace of great efficiency : de en
  • DE627147C - Liquid measuring and dispensing device, especially for milk : de en
  • CH183033A - Cooling device. : de en
  • DK51357C - Procedure for preserving eggs, meat, fish, vegetables and similar perishable foods. : da en
  • DE627424C - Procedure for removing excess chlorine : de en
  • US2033643A - Method of making electric sockets : en
  • FR795214A - Shutter for pneumatic blow guns or air sprayers : en fr
  • DK51382C - Sealing for Pistons or Piston Rods. : da en
  • US2033532A - Packing machine : en
  • GB443861A - An anti-splash attachment for dolly tubs and the like : en
  • US2033229A - Air brake : en
  • DE627234C - Star pump : de en
  • DE627298C - Pre-chamber internal combustion engine : de en
  • DE627368C - Steam superheater element : de en
  • GB443928A - Improvements in the manufacture and production of acetaldehyde from acetylene : en
  • CA356429A - Snap switch : en fr
  • CH182929A - Potato masher. : en fr
  • US2033117A - Mold-board elevating and lowering mechanism for road graders : en
  • US2033633A - Method of assembling antenna members : en
  • US2033438A - Cabin structure : en
  • GB444004A - Improvements in processes for influencing the chemical and physical character of blast furnace slags : en
  • US2033242A - Mechanical repeater circuits : en
  • US2033609A - Splint : en
  • USD98870S - Design for panties : en
  • GB443948A - Improvements relating to the treatment of flue dust : en
  • US2033600A - Oil burner : en
  • CA356524A - Transferring and stacking mechanism : en fr
  • CH183103A - Actuating device for vehicles - especially for electric and diesel-electric ones - with electric and mechanical servomotor braking. : de en
  • GB444001A - Improvements in or relating to ionic valves having one or more control grids : en
  • US2033661A - Floor treating device : en
  • US2033837A - Fluid fuel burner : en
  • FR795447A - New polycyclic compounds derived from chrysene and their preparation process : en fr
  • GB443877A - Improvements in or connected with wheels for vehicles : en
  • DE555662C - Footwear with an insole adapted to the shape of the foot and the process for its manufacture : de en
  • FR795249A - electric lighting for photographic or cinematographic shooting studios by supercharged incandescent lamps : en fr
  • GB444023A - Improvements in or relating to electrical resistances and methods of manufacturing the same : en
  • FR795397A - Ash melting hearth : en fr
  • FR795494A - Framing for writing slates, teaching boards and more : en fr
  • DE627428C - Road roller with tiltable roller drums : de en
  • FR795304A - Paddle wheel : en fr
  • AU2401535A - Method of treating organic waste liquors : en
  • CA356414A - Antimonial lead processing : en fr
  • US2033892A - Tool : en
  • US2033904A - Heater : en
  • USD98825S - Design for a plate or similar article : en
  • USD98892S - Design for a shoe : en
  • DE627406C - Method for protecting folded edges on bags or the like by applying glue : de en
  • US2033198A - Explosive : en
  • CA356381A - Straw pulp manufacture : en fr
  • CH182940A - Women's lower leg dress. : de en
  • AU2160235A - Manufacture o farsenobenzene-mono-sulphoxylates : en
  • CA356506A - Lens system : en fr
  • US2033789A - Toffee cutting mechanism : en
  • DE627219C - Device for hardening glass objects : de en
  • DE627335C - Device for keeping electrical voltages constant by means of a discharge path : de en
  • GB444047A - Method of and apparatus for storing perishable goods : en
  • CA356451A - Animal fibre dyeing process : en fr
  • GB443993A - Composite covering material for walls and the like : en
  • GB443880A - Improvements in and relating to the control of electric discharge devices : en
  • US2033426A - Signaling horn : en
  • FR795291A - Manufacturing process for plastic articles : en fr
  • DK51361C - Apparatus for Heating Consumption Water. : da en
  • US2033884A - Composition door : en
  • DE627384C - Mobile device next to the main track for tearing up, picking up and cleaning the bedding material stored on the side shoulder of railway systems : de en
  • AT144859B - Method for the electrical remote transmission of sound and image recordings. : de en
  • CA356501A - Material contacting apparatus : en fr
  • US2033471A - Cyclone separator : en
  • US2033843A - Ejector apparatus : en
  • AT144846B - Guide or conveyor roller, especially for endless tracks, such as fourdrinier wires in paper production. : de en
  • CH182930A - Potato masher. : en fr
  • CA356360A - Dished head making apparatus : en fr
  • DE627332C - Sheet feeder for printing and other machines : de en
  • GB444175A - Improvements in bone-conduction hearing-aids : en
  • US2033527A - Pneumatic well drill : en
  • US2033733A - Homokinetic transmission joint : en
  • US2033833A - Suction cleaner : en
  • AT144947B - Economy stove, especially for wood-burning. : de en
  • CH183024A - Internal combustion engine with exhaust gas supercharging and at least two separate exhaust pipes. : de en
  • DK51366C - Friction roller clutch, especially for use with freewheel hubs. : da en
  • US2033273A - Blower : en
  • AT144821B - Friction wheel lighter. : de en
  • US2033480A - Process of making rubber products : en
  • USD98829S - Design for a plate or similar : en
  • US2033662A - Holder for dental instruments : en
  • US2033890A - Stoker : en
  • CA356403A - Electric switch : en fr
  • CA356534A - Journal oiler : en fr
  • DE627263C - Fuel delivery system for fuel injection engines : de en
  • DE618215C - Finned tube arrangement for heat exchanger : de en
  • DE627190C - Bicycle pedal with spring supported pedal bridge : de en
  • GB444019A - Improvements in the purification of synthetic methanol : en
  • US2033647A - Stocking : en
  • AT144860B - Support frame for three-phase electricity meters. : de en
  • AT144861B - Arrangement for grid control of grid-controlled discharge tubes, preferably with an ionizable medium, in the case of direct, in particular asynchronous frequency conversion. : de en
  • CA356404A - Feed water regulator : en fr
  • US2033187A - Container and improved top therefor : en
  • CH183104A - Spring coupling between drive gear and drive wheel in rail vehicles. : de en
  • AT144883B - Bathtub. : de en
  • DE627189C - Security device against theft of motor vehicles : de en
  • US2033526A - Article container : en
  • CA356512A - Belt : en fr
  • DE627195C - Process for the production of acetone : de en
  • US2033210A - Pump : en
  • DE627175C - Runner for induction motors : de en
  • CA356488A - Copper purifying process : en fr
  • US2033522A - Cuspidor for autos : en
  • US2033551A - Supporter attachment for bifurcated underwear : en
  • US2033784A - Exhaust silencer for internal combustion engines : en
  • CH183020A - Rotary piston machine, in particular for fluid transmissions. : de en
  • DK51373C - Springs for seats in steel furniture and devices by seats with such springs. : da en
  • CH183090A - Transport device. : de en
  • US2033406A - Machine tool organization : en
  • US2033743A - Self-cooling bus-system for electrical installations : en
  • DE627372C - Manufacture of shellac hat stiffeners for braided hats : de en
  • CA356357A - Scaffolding coupling : en fr
  • AT144808B - Container with tightly sealed, changeable interior. : de en
  • CH183119A - Adding and subtracting machine. : de en
  • AT144843B - Transmission gears for washing machines. : de en
  • CA356362A - Tobacco pipe : en fr
  • CA356509A - Strand twisting and coiling mechanism : en fr
  • CA356353A - File holder and guide : en fr
  • DE627167C - Water tube boiler with U-tubes attached to the upper drum : de en
  • AT144918B - Arrangement of the semi-axles carrying the non-driven wheels on a central support body, in particular for motor vehicles. : de en
  • US2033393A - Abrasive machine : en
  • US2033428A - Brake equalizer : en
  • US2033462A - Fluid pressure brake : en
  • US2033831A - Self locking interlocking wall construction : en
  • US2033217A - Process of treating smokeless powder : en
  • CA356356A - Differential ore flotation : en fr
  • CH182917A - Road surface. : de en
  • CH183097A - Chassis with wheels that can be moved up and down independently of one another and each driven by an electric motor, especially for trolley buses. : de en
  • DE627209C - Hand operated self switch : de en
  • CH183014A - Lid pyrophoric lighter. : en fr
  • CA356465A - Rubber article manufacture : en fr
  • US2033782A - Cellulose treatment : en
  • DE627277C - Book with tabs : de en
  • US2033325A - Flooring material : en
  • US2033617A - Time switch : en
  • US2033670A - Cleaning appliance : en
  • US2033397A - Method of and apparatus for the intracapsular extraction of the crystalline lens of an eye : en
  • US2033634A - Ophthalmic instrument : en
  • US2033114A - Fluid pressure brake : en
  • US2033801A - Roll scraping tool : en
  • DE627426C - Method and device for mixing briquettes with a liquid binding agent : de en
  • AT144878B - Electric incandescent projection lamp, in particular for cinematographic purposes. : de en
  • CA356460A - Self lubricating joint : en fr
  • USD98820S - Design for a shoe or similar article : en
  • DE627427C - Wire staple stapler : de en
  • CH182981A - Device for wetting gummed paper parts. : de en
  • CA356507A - Remote indication apparatus : en fr
  • US2033638A - Reamer : en
  • CH182987A - Device for regulating the fire of anti-aircraft guns. : en fr
  • AT144909B - Process for accelerating the rennet effect on coagulable liquids, in particular on milk. : de en
  • USD98871S - Design fob panties : en
  • CH182946A - Device for pressing shoe bottoms. : de en
  • CH182990A - Device comprising a feed box and a machine gun feed mechanism. : en fr
  • US2033127A - Inclinometer : en
  • CH182909A - Heat and cold insulating cavity wall. : de en
  • CA356350A - Toy aeroplane : en fr
  • CA356470A - Fluid pressure brake : en fr
  • CH183112A - Process for the preparation of a heterocyclic compound. : de en
  • DE625966C - Process for white sugar production from cane sugar juice : de en
  • AT144837B - Process for the manufacture of low-phosphorus steel. : de en
  • FR795316A - Helicopter training : en fr
  • CA356411A - Cigarette machine : en fr
  • CA356387A - Oil burner : en fr
  • GB444099A - Speedometer : en
  • US2033299A - Shipping and display container : en
  • AT144844B - Machine for milling shaped pieces made of wood or the like, in particular shoe heels. : de en
  • CH182994A - Measuring device for the electrical measurement of time intervals. : de en
  • DK51362C - Closure and carrying strap for box-shaped packaging. : da en
  • US2033382A - Lens for head lamps and the like : en
  • US2033420A - Method and apparatus for electrically treating emulsions : en
  • US2033621A - Facial tissue : en
  • FR795482A - Azo dyes : en fr
  • FR795262A - Appliance for the preparation of grills : en fr
  • USD98855S - Design for a cocktail shaker : en
  • DE627123C - Box-shaped carbon copy device : de en
  • FR795213A - Device for drawing dotted lines on drawings : en fr
  • FR795332A - Filter device for gas protection : en fr
  • US2033636A - Control for shuttle changing mechanism for looms : en
  • USD98861S - Design fob an equipment cabinet : en
  • DE627121C - Folding pocket for buckling machines : de en
  • DE627397C - Frame for chairs, tables, etc. : de en
  • CH183060A - Process for converting electrical energy into radiation. : de en
  • FR795468A - Diaphragm valves : en fr
  • DE627271C - Carburetor burner for alcohol gas cooker : de en
  • GB444094A - Improvements relating to mats for the use of golfers : en
  • DE627414C - Pistonless compressed air accumulator with electrical safety control for the work processes : de en
  • DE627425C - Process for printing vegetable fibers : de en
  • US2033491A - Portable instrument : en
  • FR795236A - Electric servo system for supplying arcs or other applications : en fr
  • US2033781A - Shaker control device for confection coating machinery : en
  • GB443864A - Improvements in or relating to cathode ray tubes : en
  • USD98826S - Design for a watch bracelet : en
  • US2033664A - Overflow valve for hydraulic shock absorbers : en
  • DE627258C - Process for the production of nitrogen-containing condensation products : de en
  • FR795221A - Improvements to chlorine-based products and their manufacturing process : en fr
  • FR795275A - Automatic advertising sales device : en fr
  • GB443844A - Arrangements for producing thin bundles of electron rays from large surface cathodes : en
  • GB443985A - Improvements in or relating to a process for the production of goods of or containing rubber or similar material : en
  • US2033109A - Rod and supporting means therefor : en
  • FR795431A - Ice press roller : en fr
  • FR795492A - Distribution valve for compressed air brakes : en fr
  • CH183012A - Razor. : de en
  • USD98862S - Design for a textile fabric or : en
  • US2033637A - Manual propelling and steering device for boats : en
  • FR795428A - Treatment processes for steels having to resist hot plastic deformation : en fr
  • GB443921A - Improvements in mountings for sash and like pulleys : en
  • US2033338A - Cement, grout, or concrete placer : en
  • US2033882A - Rim for venting tires : en
  • DE627386C - Suspension of electrical lights on current-carrying tension wires using a light carrier designed as an insulator : de en
  • US2033295A - Container : en
  • US2033718A - Condensation products of the carbamide-formaldehyde type and process of making same : en
  • DE627100C - Method and device for making cigars : de en
  • DE627413C - Method of making multicolored grids : de en
  • CA356430A - Compressed wood product : en fr
  • US2033181A - Rotary shear : en
  • US2033613A - Staple : en
  • FR795390A - Combined photoelectric light meter and rangefinder : en fr
  • GB443858A - Improvements in and appertaining to brassieres for women's use : en
  • GB444081A - A new or improved mechanical device for cutting rug wool and the like : en
  • FR795451A - Improvement in the hardening process of gelatin solutions and photographic emulsions containing gelatin and resulting products : en fr
  • US2033640A - Container : en
  • FR795481A - Device for stopping parts of traction units : en fr
  • US2033652A - High colonic therapy instrument : en
  • GB443991A - Improvements in or relating to couplings or joints for copper and like ductile tubes : en
  • DE627184C - Feed device for sewing machines : de en
  • DE627325C - Process for the extraction of sulfur : de en
  • GB443994A - An improved device for holding tools, especially spanners, in sets : en
  • GB444026A - Improvements relating to motor fuels : en
  • GB444093A - Improvements in and relating to devices for the production of patterned fabrics on tulle or curtain machines : en
  • US2033818A - Steering wheel assembly for juvenile vehicles : en
  • FR795288A - Pneumatic : en fr
  • FR795389A - Advertising clothing simulating a mechanical man : en fr
  • FR795208A - : fr
  • GB444044A - Improved pattern mechanism for knitting machines : en
  • US2033300A - Method of making compact bodies consisting of pure magnesium oxide or beryllium oxide : en
  • US2033333A - Lip stick holder : en
  • US2033722A - Steel shaft for golf clubs : en
  • US2033765A - Miniature tube socket : en
  • DE627216C - Device for introducing the batch into glass melting furnaces : de en
  • US2033292A - Catalytic process for hydrogenation of furfuranes : en
  • US2033240A - Powder metallurgy : en
  • US2033421A - Floor covering composition : en
  • DE627411C - Crank gripper : de en
  • US2033116A - Telephone dial light : en
  • US2033693A - Sewing machine : en
  • DE627273C - Process for the continuous production of double superphosphate : de en
  • DE627357C - Machine for perforating stacks of paper or the like. : de en
  • FR795477A - Rail usable in particular for guiding flexible rolling doors : en fr
  • FR795462A - Improvements to tension regulators for yarns and filaments of all kinds : en fr
  • GR5685B - FINANCIAL WAY OF COMMITMENTING THE VALUABLE METALS IN THE SEA WATER. : el en
  • US2033506A - Photographic camera : en
  • DE627217C - Process and device for the production of uniformly colored glass : de en
  • US2033222A - Egg carton : en
  • US2033427A - Fluid feeder for domestic water lines : en
  • DE627227C - Ring valve : de en
  • DE627262C - Fuel injection pump driven by the compression pressure in the working cylinder : de en
  • DE627206C - Process for the on-site production of finely divided iron : de en
  • DE627382C - Device for generating cold in motor vehicles : de en
  • GB444077A - Improvements in methods of and apparatus for determining the moisture content of powdery and granular material : en
  • DE627351C - Pre-chamber diesel engine : de en
  • US2033367A - Embroidery machine : en
  • US2033238A - Frozen confection : en
  • AT144851B - Carburetor arrangement on high-speed internal combustion engines. : de en
  • CA356354A - Shutter awning : en fr
  • CA356459A - Corrugated paper : en fr
  • CH182957A - Process for obtaining oxidation products of hydrocarbons based on the use of ozone acting as an oxidation catalyst. : en fr
  • GR5688B - FULL GAS ELECTRIC LAMP WITH DOUBLE TRANSFORMER LIGHT. : el en
  • GB443850A - Improvements in or relating to closure devices for preventing the refilling of bottles and the like : en
  • GB444043A - Improvements relating to the removal of foreing bodies from webs produced on cardingengines : en
  • CA356499A - Oxidized slag regenerating process : en fr
  • FR795242A - Advanced device facilitating the opening by tearing of envelopes of correspondence and others : en fr
  • GB444049A - Amplitude filter particularly for television : en
  • US2033889A - Slip cover for cylindrical containers : en
  • GB444091A - Improvements in and relating to two-way self reversing lever mechanism for operating the points of railway switch mechanism and the like : en
  • DE627294C - Booking card holder with a selector for any card : de en
  • US2033125A - Chemical product : en
  • US2033162A - Method and apparatus for decorating uneven surfaces : en
  • US2033847A - Brassiere : en
  • DE627432C - Spacer for thermal insulation made from corrugated strips : de en
  • US2033822A - Protective container for metal sheets or like metallic goods during the process of heat treatment : en
  • US2033719A - Fluid measuring motor : en
  • FR795496A - Lockable spring charging lever toy cannon : en fr
  • AT144876B - Process for the production of oil-filled high-voltage cables. : de en
  • AT144942B - Bogie for trucks and farm wagons. : de en
  • AU2156135A - Improvements in or relating to electrical apparatus comprising a cap : en
  • GB444021A - Method of producing synthetic resins and coating compositions therewith : en
  • CA356423A - Cadmium base bearing metal : en fr
  • US2033165A - Oscillator mounting : en
  • AU2075434A - Improvements in or relating to magnetic cores for high-frequency inductances : en
  • CA356436A - Induction motor : en fr
  • US2033800A - Harness for cross weaving : en
  • CA356528A - Brake servicing machine : en fr
  • DE627303C - Device for converting a conventional lockstitch sewing machine into a double chainstitch sewing machine : de en
  • AT144897B - Cobalt or nickel or copper-zinc alloys containing cobalt and nickel. : de en
  • AT144922B - Air foam generator. : de en
  • AU2158135A - Improvements inthe treatment of water : en
  • CA356474A - Wire spring : en fr
  • CH183057A - Grids for electric discharge tubes. : de en
  • AU2155535A - Vibration translating devices : en
  • AT144914B - Line casting machine with a device for processing the printing surface of the cast lines. : de en
  • CA356377A - Silo door : en fr
  • CH182938A - Removable clothesline adapting to central heating radiators. : en fr
  • CH183115A - Process for the preparation of an azo dye. : de en
  • US2033132A - Diene type reaction product and method of making same : en
  • US2033859A - Sliding shelf structure : en
  • US2033183A - Wind instrument : en
  • CH183113A - Process for the preparation of an azo dye. : de en
  • DE627171C - Connection sleeve for electrical aerial cables under tension : de en
  • CA356445A - Acetylene polymer production : en fr
  • US2033135A - Submarine signaling : en
  • US2033650A - Snap fastener tape : en
  • CA356388A - Building : en fr
  • CA356526A - Condenser foil terminal : en fr
  • CA356504A - Lubricating oil : en fr
  • CH183040A - Support frame for electrical, manually operated tools with a power supply cable. : de en
  • CH183107A - Safety device for gas-heated devices. : de en
  • CA356390A - Well packer : en fr
  • CH183082A - Signal lamp for nurse call or light search systems. : de en
  • CH183016A - Stuffing box for rotating shafts. : de en
  • CA356364A - Indented paper : en fr
  • US2033510A - Castor : en
  • AT144885B - Mixer faucet for liquid heater. : de en
  • CH182943A - Zipper. : de en
  • DE627210C - Arrangement for regulating the speed of asynchronous motors : de en
  • US2033245A - Machine for use in the manufacture of shoes : en
  • US2033820A - Manufacture of cellulose derivatives : en
  • US2033899A - Electric clock : en
  • AT144828B - Process for the production of powdery raw materials for sintered hard metal alloys. : de en
  • DE627208C - Device for interrupting an alternating current circuit with the help of a tight insulating sleeve : de en
  • AU2268535A - Improved binding particularly suitable for slippers : en
  • CH183031A - Refrigeration installation. : en fr
  • AU2326635A - An improved self-closing nozzle : en
  • US2033752A - Structural unit : en
  • FR795346A - Crimping and soldering lugs : en fr
  • DE627103C - Electrically heated melting furnace : de en
  • US2033858A - Lock stitching attachment : en
  • USD98828S - Design for a plate ob similar : en
  • US2033785A - Faucet : en
  • GB444068A - Improvements in engine starter drives : en
  • DE627176C - Indirectly heated cathode : de en
  • AU2159335A - Improvements in or relating to electric adaptors andthe like : en
  • CH182911A - Door. : de en
  • DE627158C - Process for the flotation of oxidic chrome ores : de en
  • AT144809B - Rocket engine and method of its operation. : de en
  • US2033252A - Ignition starter control : en
  • CH183041A - Control on a switch to achieve different specific positions of the same. : de en
  • CA356349A - Container : en fr
  • CA356482A - Steel deoxidizing process : en fr
  • CH182985A - Swing mount. : de en
  • DE627140C - Take-up body for freshly spun artificial silk threads with radially movable length parts : de en
  • US2033671A - Feeding mechanism for sewing machines : en
  • DE627337C - Method for measuring phase differences between two alternating currents : de en
  • FR795388A - Magnifier for photographic prints : en fr
  • FR795383A - Device for twisting and winding threads or yarns for the purpose of forming spools or the like : en fr
  • US2033783A - Pen point : en
  • DE627405C - Sewing tool container : de en
  • USD98866S - Design for a christmas tree : en
  • US2033225A - Projector : en
  • US2033317A - Molding apparatus : en
  • US2033754A - Gambrel : en
  • CA356472A - Motor vehicle tandem drive : en fr
  • DK51370C - Bike. : da en
  • CA356421A - Vehicle chassis rectifying apparatus : en fr
  • CH182973A - Device for duplicating originals provided with printable mirror writing. : de en
  • GB443995A - Improvements in and relating to wood preservatives : en
  • US2033876A - Rim construction : en
  • CH182955A - Method and device for separating oil mist or other mist-like suspended substances from a gaseous medium. : de en
  • CH183100A - Bicycle support. : de en
  • FR795399A - Process for the extraction of isobutylene from hydrocarbon mixtures containing it : en fr
  • GB443867A - Brake block with interchangeable brake surface : en
  • FR795215A - Improvements to fasteners with packing ring, in particular for pistons and plungers : en fr
  • FR795393A - Cinematographic projector : en fr
  • GB444030A - Improvements in yarn winding and like machines : en
  • US2033509A - Mud lining oil and gas wells : en
  • US2033477A - Ignition timing mechanism : en
  • CA356374A - Concrete mixing and transporting apparatus : en fr
  • DE627279C - Register strip punching machine with a device for adapting the machine to a different document by changing parts in the drive : de en
  • FR795351A - Nozzle for blowpipes of electric switches : en fr
  • DE627132C - Remote controllable electric drive for switch, reverser, valves etc. : de en
  • US2033741A - Traveler type ring spinning machine : en
  • US2033113A - Ornamental product : en
  • DE627435C - Roll crusher : de en
  • GB443908A - Improvements in and relating to electric motors : en
  • US2033158A - Machine for operating upon the heel portions of shoes : en
  • US2033649A - Rolling mill guide : en
  • US2033134A - Tool : en
  • DE627225C - Air filter : de en
  • CH183079A - Circuit arrangement for the resonance display in superheterodyne receiving devices. : de en
  • US2033755A - Needle-threader : en
  • DK51358C - Adjustable drawing angle with protractor. : da en
  • DE626787C - Process for the production of oxidation products from higher molecular paraffin hydrocarbons : de en
  • DE627275C - Method and device for sinking shafts : de en
  • DK51383C - Chassis for Side Cars for Motorcycles and similar Vehicles. : da en
  • FR795227A - Pavement development process : en fr
  • GB443866A - Improvements in or relating to paper folding machines : en
  • DE627252C - Device for stacking : de en
  • FR795257A - Aerial ladder loading devices for their transport on vehicles : en fr
  • FR795315A - Method and apparatus for receiving telephone communications by loudspeaker : en fr
  • US2033248A - Shoe machine : en
  • GB443912A - Self anchoring stake or tent peg : en
  • GB444058A - Improvements in or relating to thermionic amplifying systems : en
  • DE626997C - Prism system for splitting a light beam for multi-color image projection : de en
  • DE627333C - Device for line-by-line or section-wise duplication of booking entries or the like from an original provided with printable mirror writing : de en
  • GB444085A - Improvements in or relating to attaching devices : en
  • GB444104A - Improvements in connection with the heating and cooling of buildings : en
  • FR795237A - Process and installation for the pickling of metal parts and pickled products obtained : en fr
  • IE13938L - Paper bags : en
  • GB443954A - Improvements in or relating to electric discharge devices : en
  • FR795465A - Holder for cigars, cigarettes, etc. : en fr
  • DE627248C - Steep card index, the cards of which are staggered next to each other with recesses on the spacers of the card holder : de en
  • DE627422C - Method and device for mixing and conveying liquid mixtures consisting of granular masses and liquids : de en
  • FR795319A - Super steam cleaner for distiller : en fr
  • GB444060A - Billiard skittle table : en
  • DE627367C - Electric ignition or explosion protection cartridge : de en
  • DK51371C - Guide and Suspension device at Sliding doors. : da en
  • GB444052A - Improvements in or relating to dynamo electric machines : en
  • FR795433A - Improvements to hydraulic jacks : en fr
  • DE627420C - Reversible clutch for boat engines : de en
  • US2033281A - Synthetic resin varnish compositions : en
  • US2033302A - Viscosimeter : en
  • GB444108A - Improvements in or relating to case-hardening processes : en
  • DE627150C - Device for lifting the window sash from the sealing strip seated on the window frame by means of a lifting mandrel that is axially displaceable in the fish tape parts attached to the frame : de en
  • US2033136A - Wave translation system : en
  • US2033363A - Separation of isomeric chloromethyl-anthraquinones : en
  • US2033887A - Upholstery making machine and method : en
  • DE627257C - Process for the automatic control of the replenishment of flash welding machines : de en
  • DE627228C - Inclined seat valve with an insert tube arranged in the passage channel of the valve housing : de en
  • GB443874A - Improvements in or relating to electric cables having corrugated aluminium sheaths : en
  • GB444092A - Developing machine for kinematographic films : en
  • CA356539A - Floating garment sleeve : en fr
  • FR795455A - Improvements to the marking procedures for roads or landing channels : en fr
  • CA356417A - Metallic closure : en fr
  • GB443907A - Improvements in or relating to magnetos for multi-cylinder internal combustion engines : en
  • DE627251C - Process for cleaning lactic acid : de en
  • FR795281A - Improvements made to silencing systems for the exhaust of internal combustion engines : en fr
  • CA356359A - Journal bearing : en fr
  • CH183122A - Car for passenger cable cars. : de en
  • CH183053A - Electron tube for generating a beat frequency. : de en
  • AU2292935A - Improvements in electric conductors andin process of manufacturing same : en
  • DE627418C - Braking device of a vehicle trailer : de en
  • US2033579A - Fuel pump for diesel engines with air-free injection : en
  • CH182975A - Cinematographic camera. : en fr
  • GB443882A - Arrangement for transforming electrical energy : en
  • GB444051A - Improvements in light dividing optical systems for colour photography : en
  • DE627192C - Levier machine : de en
  • FR795415A - Vulcanization process, in particular, of tires : en fr
  • FR795322A - Insulating head for electrical support : en fr
  • CA356435A - Vulcanizing product : en fr
  • US2033497A - Window scaffold : en
  • DK51365C - Edge band for curtains. : da en
  • US2033504A - Fruit basket packing device : en
  • US2033110A - Combined pressure and viscosity indicator : en
  • CA356463A - Starch processing : en fr
  • CH183023A - Internal combustion engine. : de en
  • US2033286A - Split spring link : en
  • AT144875B - Device for electromagnetic sound recording based on the Poulsen principle. : de en
  • CH182999A - Couple of two toothed members with mutual meshing. : en fr
  • GB444062A - Improvements in or relating to balling machines for sliver : en
  • DE597298C - Defense spray device as a handheld device : de en
  • DE627370C - Shoe brake for rail wheels : de en
  • DE627114C - Device for collecting gases from sludge digestion rooms : de en
  • US2033568A - Cutting torch tip with noncircular orifice : en
  • CA356478A - Amplifying arrangement : en fr
  • CA356522A - Temperature indicating and control mechanism : en fr
  • AT144855B - Detachable, tensile clasp for metal straps to form a ring. : de en
  • US2033197A - Fountain tooth brush : en
  • US2033538A - Process of preparing hydroxylated carboxylic acids : en
  • AT144857B - Machine with an inclined crank and cylinders arranged parallel to the crankshaft. : de en
  • AU2158435A - Improvements in telephone systems : en
  • US2033745A - Suppresser : en
  • AU2168235A - Improvements in folding or collapsible cartons : en
  • US2033585A - Clapping toy : en
  • CA356396A - Non-refillable bottle : en fr
  • CA356518A - Textile machinery : en fr
  • GB443997A - Improvements in or connected with aerial trailers and the like : en
  • AU2165935A - Apparatus for neutralizing noxious organisms : en
  • CA356428A - Bearing : en fr
  • CH183019A - Safety valve combined with a non-return valve for hot water systems. : de en
  • DE627237C - Device for cleaning the outer skin of the ship : de en
  • AU2154935A - Improvements in baling presses : en
  • CH183055A - Servo-motor resonance relay. : en fr
  • US2033228A - Refrigerating apparatus : en
  • US2033347A - Short circuit detector : en
  • CA356425A - Humidifier : en fr
  • CH184069A - Change gear. : de en
  • AT144928B - Freewheel hub with coaster brake. : de en
  • US2033351A - Process of manufacture of paper : en
  • DE627322C - Anti-glare screen, consisting of two prismatically profiled glass panes with their profiled surfaces, separated by a narrow air gap : de en
  • GB443881A - An improvements in and relating to skis : en
  • AT144862B - Device for operating a photocell filled with noble gas. : de en
  • CA356502A - Air conditioning apparatus : en fr
  • AU2150535A - Improvements in hauling or hoisting apparatus : en
  • US2033546A - Lubricating oils : en
  • AU2425335A - Improvements in or relating to manifolding apparatus for typewriters : en
  • CH183042A - Toggle switch. : de en
  • CA356462A - Record controlled machine : en fr
  • US2033335A - Grinding machine : en
  • US2033612A - Chlorine derivatives of dibenzyl and process of preparing them : en
  • CA356514A - Engine combustion chamber : en fr
  • CA356531A - Lifting apparatus : en fr
  • US2033223A - Method of making flat tubular bodies with flaps : en
  • US2033326A - Method of impregnating beer wort with yeast : en
  • USD98901S - Design for a glove : en
  • US2033854A - Hose supporting clasp : en
  • US2033869A - Tree dressing : en
  • US2033386A - Radiator shutter : en
  • US2033611A - Control for moving tape : en
  • US2033570A - Grate : en
  • AT144941B - Elastic arched chassis with swing axle for motorcycle sidecars. : de en
  • AU2156435A - A composition of matter constituting abase for glue, sizes, binders ink, paint andthe like : en
  • US2033290A - Photographic copying machine : en
  • US2033490A - Multiple spindle automatic screw machine : en
  • US2033851A - Multiple automatic welder : en
  • US2033853A - Hydraulic fluid : en
  • FR795354A - Closure for handbags, apparel and other applications : en fr
  • GB443872A - Improvements in or relating to parachute packs : en
  • USD98837S - Design foe a plate or similar : en
  • US2033107A - Sprinkler : en
  • USD98834S - Design fob a plate ok similar : en
  • AT144841B - Device for creating permanent hair waves by means of steam heating. : de en
  • US2033539A - Process of preparing higher fatty aldehydes : en
  • FR795290A - Process for extracting and recovering fertilizing materials contained in the stills of distilleries and for the purification of said vinasses : en fr
  • DE627056C - Circuit for starting and regenerative braking of DC motors : de en
  • GR5686B - AUTOMATIC WATER SUPPLY FOR BASIN CLEANING. : el en
  • FR795336A - Prepaid telephone set for automatic telephone networks with multiple counting : en fr
  • GB444066A - Improvements in connection with motor vehicle loose-seats or cushions : en
  • GB444240A - Improvements in position indicating devices applicable to wireless tuning members : en
  • DE627154C - Device for the manufacture of filter mouthpiece cigarettes : de en
  • DE627289C - Orthopedic footrest : de en
  • FR795301A - Advanced stair tread : en fr
  • US2033209A - Dumping vehicle : en
  • US2033764A - Ventilating window mechanism : en
  • FR795472A - Appliance that can be used as a washing machine, as a cooking pot or as a kettle, etc. : en fr
  • DE622140C - Power transmission means for shaft couplings : de en
  • GB443941A - Improvements in rotary pumps or the like : en
  • DE627214C - Spinning arrangement in bobbin spinning machines for rayon : de en
  • FR795373A - Domino-advertising : en fr
  • FR795394A - Bicycle frame rear dropout, with angled slot, limiting the travel from the axle to the hub : en fr
  • CH182926A - Bed fitting. : de en
  • CH183087A - Barrel with wooden jacket for internal pressure. : de en
  • GB443917A - Improvements in or relating to abrasive wheels : en
  • FR795252A - Semi-rigid puncture-proof tank, intended for liquid fuel, for aircraft : en fr
  • US2033362A - One-way brake : en
  • GB443956A - Improvements in and relating to radio receivers : en
  • GB444005A - Directional radio receiving arrangements particularly for use with ultra-short waves : en
  • CA356477A - Composite pipe : en fr
  • GB443927A - Improvements in automatically-operated gas valves : en
  • FR795210A - Mechanical release of trigger, automatic guns to form an auxiliary automatic safety : en fr
  • FR795277A - Improvements to electrical conductors : en fr
  • FR795318A - Elastic sheath and its manufacturing process : en fr
  • FR795426A - Valve with pressure reducer for gas compressors with single adjustable control : en fr
  • AT144943B - Spindle for grinding wheels made of emery paper or the like for dental purposes. : de en
  • CA356427A - Tying machine : en fr
  • CA356467A - Combustion chamber heating device : en fr
  • FR795485A - Device for film-wound cameras for changing the image size at will during operation : en fr
  • GB444037A - Improvements in or relating to submersible electric motors : en
  • DK51359C - Radio receiver of the Superheterodyne type. : da en
  • FR795344A - Tool device for mechanically cutting washers and crowns of leather or other similar material : en fr
  • FR795445A - Pressure and temperature sensitive altimeter : en fr
  • FR795284A - Improvement in striking devices in electrical precipitation installations : en fr
  • DE627108C - Method of connecting graphite electrodes : de en
  • DE627282C - Electrical plug : de en
  • DE627419C - Filling and drainage cap with reserve fuel valve for fuel tanks of motor vehicles : de en
  • FR795285A - Improved tank for transporting liquids on all terrains : en fr
  • GB443945A - Process for manufacturing butterfly nuts : en
  • FR795254A - Disengageable spindle for twisting machines or similar machines : en fr
  • FR795276A - Sound program for shows of all kinds : en fr
  • FR795204A - Device for automatic modification of the control of leak-controlled valves : en fr
  • FR795356A - Method and device for drawing up air travel reports : en fr
  • FR795342A - Device for automatically controlling and regulating the surface temperature of rotating cylinders heated by any fluid or by electricity : en fr
  • FR795461A - Manufacturing process of wooden tiles intended for covering areas or walls : en fr
  • GB444015A - Improvements in or relating to methods of and apparatus for photographically recording sound waves : en
  • AT144842B - Machine for the production of foldable box or box shells. : de en
  • US2033350A - Engine : en
  • DE627383C - Device for regulating the gauge of tracks on wooden sleepers : de en
  • US2033447A - Playing card separator : en
  • US2033676A - Safe edge cup for immersion rolls in film coating machines : en
  • CA356511A - Disc brake : en fr
  • GB443950A - Improvements in and relating to paper bags : en
  • US2033593A - Electric dehydrator : en
  • GB443924A - Steam generating systems : en
  • FR795444A - Process for treating oils with a selective solvent : en fr
  • US2033265A - Annunciator system : en
  • FR795265A - Reduction device for adjustment devices : en fr
  • FR795493A - Process for making an o-oxyazo dye : en fr
  • FR795420A - High voltage surge arrester discharge counter : en fr
  • GB443879A - Improvements relating to the cracking of residual oils : en
  • DE627429C - Pulling and pushing device, especially for railway vehicles : de en
  • FR795329A - New profile of stripes of reflective or refracting elements, for light projectors : en fr
  • US2033553A - Method of making and mounting adhesive foot-treatment articles : en
  • US2033901A - Radiator shell : en
  • US2033735A - Molding apparatus : en
  • DE627042C - Calculating machine controlled by punched cards with device for setting the result on cards : de en
  • DE627211C - Electric tubular incandescent lamp with a wall that diffuses light over the entire length : de en
  • US2033152A - Electric dehydration system : en
  • DE627098C - Arrangement for moistening and loosening bundles of tobacco leaves : de en
  • DE627179C - Acid-proof and insulating building material : de en
  • US2033331A - Heat treating furnace : en
  • US2033645A - Distributing system for classifying objects : en
  • US2033320A - Sheet feeder : en
  • US2033334A - Safety roller skate : en
  • US2033534A - Fuel economizer : en
  • USD98859S - Design for a bottle : en
  • FR795240A - Advanced device for automatic discharge of lime and cement kilns and similar kilns : en fr
  • DE627350C - Sweat band for headgear : de en
  • DE627174C - Multi-phase measuring system for electrical voltage regulators : de en
  • GB443913A - Improvements in and relating to means for withdrawing and separating off a quantity of liquid from a container : en
  • DE627330C - Standing steam or hot water boiler : de en
  • USD98877S - Design fob a pencil sharpening : en
  • DE627274C - Flour dispenser : de en
  • US2033886A - Refractory : en
  • GB443992A - Improvements in or relating to navigation aiding and other directional radio systems : en
  • FR795377A - Magnifying glass : en fr
  • FR795287A - Flexible mounting of carrier rollers : en fr
  • FR795362A - Circuits for the variation of selectivity in high and medium frequency amplifiers : en fr
  • GB443998A - Manufacture of solid stable sulphuric acid ester salts of leuco-vat-dyestuffs : en
  • GR5687B - INTERNAL COMBUSTION ENGINE NON-RECONSTRUCTIVE. : el en
  • FR795232A - Advanced automatic fire extinguisher : en fr
  • GB443987A - Improvements in or relating to a process for the production of goods of or containing rubber or similar material : en
  • FR795239A - Safety coating particularly intended for running boards and vehicle steps : en fr
  • GB444084A - Improvements in or relating to baby carriages : en
  • US2033451A - Rake : en
  • US2033194A - Lime slaking apparatus : en
  • US2033543A - Lubricating oils : en
  • US2033591A - Switch : en
  • GB443855A - Improvements in and relating to cables : en
  • US2033540A - Mixed phenoxyphenyl-alkyl ketones : en
  • US2033298A - Trailer : en
  • DE627152C - Cutting device equipped with grinding tools for string cigarette machines : de en
  • US2033142A - Coupling device : en
  • US2033339A - Preparation of anthraquinone compounds : en
  • US2033865A - Crate press : en
  • DE627207C - Modulation circuit : de en
  • GB443918A - Improved construction of keys : en
  • DE627356C - Device for punching holes in running paper webs or the like. : de en
  • CH182925A - Closet with doors. : de en
  • US2033396A - Antistalling device : en
  • CA356466A - Fibrous material production : en fr
  • US2033264A - Racket string stretcher : en
  • CH183067A - Hand and pocket mirror with suction cup. : de en
  • US2033126A - Manufacture of cellulose derivatives : en
  • US2033714A - Burner for liquid fuels : en
  • USD98849S - Design for a plate ob similar : en
  • DE627197C - Telephone systems with self-loading and different tariffs : de en
  • FR795305A - Braking method and device : en fr
  • US2033437A - Compressor : en
  • US2033712A - Enlarging printer : en
  • USD98863S - Design fob an overall bib : en
  • US2033626A - Dipped rubber articles : en
  • DE627122C - Stacking device on folding machines : de en
  • DE627153C - Device for connecting cigarettes with mouthpieces or the like. : de en
  • US2033685A - Boiler furnace : en
  • US2033176A - Method of creating, making, and duplicating garment designs : en
  • US2033422A - Sheet metal roof : en
  • US2033468A - Electrical cooking apparatus : en
  • US2033564A - Bypass packer : en
  • DE627135C - AC motor, especially small motor, with pronounced, split field poles : de en
  • FR795437A - Process for manufacturing soapstone products from raw materials consisting of magnesium silicate and containing iron : en fr
  • AT144818B - Process for the production of graphite clay leads. : de en
  • US2033381A - Lighting system : en
  • US2033445A - Arm hook-up for casket handles : en
  • USD98902S - Design for a cover for spare wheels : en
  • US2033521A - Liner rest : en
  • US2033575A - Vaporizing manifold for heavy fuel oils : en
  • US2033358A - Closure applying apparatus : en
  • US2033791A - Moistureproof cigarette and process of making same : en
  • US2033186A - Brake : en
  • US2033203A - Process of manufacturing aminoguanidine : en
  • DE627304C - Process and device for the production of sulphite pulp : de en
  • GB443888A - An improved process of and apparatus for the mercerisation of cellulose fibres of all kinds : en
  • US2033250A - Loom for weaving pile fabrics : en
  • US2033288A - Ornament : en
  • US2033595A - Rigid frame building construction : en
  • US2033559A - Hose : en
  • USD98851S - Design fob an insect exterminator : en
  • CH183009A - Plant for impregnating wood. : de en
  • GB444109A - Improvements in or relating to electric circuit-breakers : en
  • DE627182C - Device for remote control of shut-off devices by pressure medium : de en
  • GB443988A - Improvements in in the preservation of timber : en
  • FR795419A - Light signaling device : en fr
  • US2033715A - Mathematical instrument : en
  • US2033155A - Process of mixing and burning fuel : en
  • US2033249A - Grindstone mold : en
  • AT144919B - Pile hammer and pile puller. : de en
  • DE627326C - Process for the production of sulfur solutions : de en
  • AT144812B - Process for the production of easily disintegrating tablets. : de en
  • US2033357A - Apparatus and process for killing human and animal vermin : en
  • USD98890S - Design for a table : en
  • US2033342A - Variable pitch propeller : en
  • US2033603A - Power control and brake mechanism : en
  • US2033790A - Cable : en
  • CH183106A - Refuse collection truck. : de en
  • GB444076A - An improved feeding trough for animals : en
  • AT144892B - Steel alloys, in particular for hot work tools, and tools or objects which are highly insensitive to temperature fluctuations, dimensional accuracy, hot tensile strength and toughness. : de en
  • AT144838B - Process for producing a protective covering on the longitudinal edges of the sliding surface of skis that are most exposed to wear. : de en
  • AU2159535A - Improvements in or connected withthe manufacture of shirts : en
  • CA356475A - Wire spring : en fr
  • US2033537A - Process of preparing nitriles : en
  • AT144813B - X-ray facility. : de en
  • US2033840A - Dish towel : en
  • US2033343A - Transmission device : en
  • CA356491A - Deoxidized copper : en fr
  • US2033215A - Drier : en
  • US2033830A - Piston : en
  • USD98841S - Design fob a plate or similar article : en
  • US2033561A - Method of packing wells : en
  • DE627202C - Process for the sterilization and simultaneous use of rye for feeding purposes : de en
  • CA356373A - Atmospheric device : en fr
  • US2033802A - Bathing cap : en
  • USD98903S - Design for a shoe : en
  • DK51380C - Freezer for making ice cream, especially ice lollies. : da en
  • AT144931B - Storage of optical viewing devices on armored vehicles. : de en
  • CH182922A - Kitchen utensil, such as chopper, potato masher, grater, etc. : en fr
  • DE627045C - Screw press with interrupted screw ribs that serve to convey and press the material : de en
  • DE627266C - Swing arm for swing arm aircraft : de en
  • CA356422A - Cellulose derivative processing : en fr
  • US2033131A - Reaction product and process of making same : en
  • US2033803A - Trigger release : en
  • AT144822B - Arc welding device. : de en
  • US2033487A - Acyl derivatives of the dihydrofollicle hormone and method of making the same : en
  • FR795248A - Improvement in electro-acoustic sounders : en fr
  • USD98839S - Design for a plate or similar article : en
  • CA356469A - Hoisting device : en fr
  • CH183069A - Method and device for generating air foam. : de en
  • DE627387C - Fixing device for adjustable electric headlights, especially for vehicles : de en
  • CA356486A - Slag manufacture : en fr
  • CH183078A - Method and device for actuating receivers for modulated waves which are provided with at least one band filter. : de en
  • AT144906B - Process for the preparation of compounds from C.C-disubstituted barbituric acids and pyrazolone derivatives. : de en
  • AT144921B - Device for fastening rails on wooden sleepers. : de en
  • AU2367935A - Apparatus for the generation of carbonic anhydride : en
  • AU401652B2 - Soil stabilization : en
  • CA356389A - Typewriter : en fr
  • CH183110A - Removable sole protector for non-nailed sports shoes. : de en
  • US2033845A - Cooling apparatus : en
  • US2033804A - Manufacture of marquetry panels : en
  • US2033808A - Lifting jack attachment : en
  • DE627126C - Television and image transmission methods : de en
  • US2033296A - Holder for nursing bottles : en
  • US2033797A - Trimming tool : en
  • DE627101C - Resilient intermediate layers for extrusion presses : de en
  • GB444029A - Improvements relating to filing trays : en
  • US2033450A - Planetary milling machine : en
  • US2033594A - Scarifier tooth : en
  • US2033861A - Refrigerator shelving : en
  • FR795253A - New board game : en fr
  • US2033139A - Cosmetic applicator : en
  • US2033355A - Washing machine : en
  • US2033694A - Robbery prevention apparatus : en
  • DK51372C - Coin recipient for Vending machines and Savers. : da en
  • US2033569A - Necktie : en
  • DE627117C - Process for the production of frame-like objects with a profiled cross-section, such as cooler mounts and. like : de en
  • DE627436C - Grinding bar for single roller mills : de en
  • CA356516A - Motor vehicle oil and temperature control system : en fr
  • CH182980A - Filling pencil with lead sharpener. : de en
  • AU2108135A - Apparatus for the generation of carbonic anhydride : en
  • CA356439A - Camera support : en fr
  • DE627161C - Control device for counter-current braking for induction motors with an additional braking resistor : de en
  • US2033700A - Blade frame assembly : en
  • US2033207A - Caster wheel appliance : en
  • AU2160435A - Clip for suspending films for drying : en
  • CA356530A - Turntable : en fr
  • CH183063A - Device to improve the hold of upper dentures with teeth ground on the jaw. : de en
  • CA356481A - Pectin : en fr
  • CA356517A - Container for medicaments : en fr
  • CA356375A - Protective device against burglars : en fr
  • CH183062A - Method of operating an electrical discharge tube. : de en
  • US2033410A - Thermostat : en
  • AT144805B - Hand tool for tillage. : de en
  • AT144827B - Telecommunication and remote control equipment. : de en
  • AT144869B - Lighting system. : de en
  • US2033716A - Process of preparing fibrous esters of cellulose : en
  • AT144804B - Roller skate. : de en
  • DE627339C - Process for the production of changeable electrical capacitors with matching capacitance curves by profiling the plates of the capacitor to be calibrated : de en
  • US2033129A - Method of and apparatus for treating petroleum : en
  • US2033266A - Garment : en
  • CH182931A - Grill for cooking food. : en fr
  • CH183049A - Method for operating a grid-controlled inverter system. : de en
  • US2033309A - Electrolytic condenser : en
  • DE627347C - Vegetable press with a sieve-like perforated bottom and a screw-shaped pressed part : de en
  • FR795228A - Tilting closure : en fr
  • GB443980A - Improvements in or relating to metal stanchions : en
  • AU2213435A - Improvements in or relating to the production of highly electropositive metals within sealed vessels, such, for example, as thermionic valves : en
  • CH183028A - Working method for combustion turbine systems and combustion turbine system for its implementation by means of heat storage. : de en
  • US2033376A - Radiator grille : en
  • FR795382A - Paper tube with distinctive markings for winding yarns of fibrous materials, and method of manufacture thereof : en fr
  • US2033323A - Nonbumping heater for distillations and evaporations : en
  • US2033272A - Heat controlling radiator : en
  • US2033269A - Rubber shield tee : en
  • US2033204A - Light-permeable material : en
  • USRE19885E - Dual wheel : en
  • CA356434A - Motor circuit controller : en fr
  • CH183114A - Process for the preparation of an azo dye. : de en
  • US2033366A - Planter : en
  • CA356520A - Mineral concentration : en fr
  • USD98904S - Design for a dress : en
  • US2033525A - Induction motor : en
  • AT144904B - Process for the production of synthetic resins. : de en
  • CA356352A - Hose coupling : en fr
  • CA356483A - Steel dephosphorizing process : en fr
  • AT144884B - Process for carrying out surface grinding and internal grinding with rotating grinding tools. : de en
  • AU4901064A - Soil stabilization : en
  • CH183120A - Precipitation hardening carbonaceous alloy. : de en
  • DE627392C - Pattern gears for warp knitting machines : de en
  • GB444048A - Electrically controlled warning signal installations for railway crossings : en
  • US2033651A - Head and socket fastener tape : en
  • US2033554A - Refrigerating apparatus : en
  • US2033849A - Labeling machine : en
  • AT144890B - Holy water dispenser. : de en
  • US2033514A - Cinchona alkaloid derivative : en
  • US2033580A - Flatiron attachment : en
  • DE627269C - Tap, which is closed and opened by means of the swivel pipe : de en
  • US2033287A - Switching device : en
  • USD98864S - Design fob a textile work table : en
  • DE627286C - Circuit arrangement for indirectly heated cathodes : de en
  • DE627399C - Chute firing for stoves : de en
  • DK51385C - Procedure for the production of true color tones on fabric. : da en
  • FR795435A - Lubricating device for bearing : en fr
  • US2033442A - Valve mechanism : en
  • US2033482A - Electric current regulator : en
  • US2033767A - Casing : en
  • CH183044A - Momentary switch. : de en
  • US2033642A - Cabinet : en
  • DK51376C - Code lock. : da en
  • FR795300A - Further training in temperature regulators : en fr
  • GB444069A - Improvements in composite wood or the like materials : en
  • FR795245A - New industrial product consisting of a thread which can be used as a textile thread, but which retains the shape imposed on it : en fr
  • DE627267C - Double door with intermediate filling for gas protection rooms to keep away and neutralize war gases : de en
  • CH183070A - Filter material for gas, and process for its manufacture. : en fr
  • US2033234A - Car-icing apparatus : en
  • US2033762A - Tire cover : en
  • DE627285C - Base and socket for electric tubular lamps with bases arranged perpendicular to the lamp axis at both ends : de en
  • US2033311A - Method of electric arc welding : en
  • USD98832S - Design fob a plate ob similar : en
  • GB444063A - Improvements in or relating to vacuum cleaners : en
  • DE627070C - Process for the production of a self-adhesive special steel that can be used as an intermediate casting metal during welding by aluminothermic means : de en
  • DE627381C - Method and device for generating cold : de en
  • DE627398C - Fastening means for connecting the spring steel wires carrying the back of a single chair with the chair seat frame : de en
  • USD98822S - Design fob a bag ob analogous : en
  • DE627185C - Grinding device for wood pulp u. like : de en
  • US2033508A - Electric apparatus : en
  • CA356441A - Eraser and holder : en fr
  • CA356525A - Airscrew : en fr
  • CH183027A - Cylinders for internal combustion engines. : de en
  • US2033122A - Method of sweat fitting : en
  • AT144811B - Method and device for operating fuel powder power machines with compressed air flushing. : de en
  • US2033297A - Method of purifying and stabilizing : en
  • FR795339A - Bakery and pastry shovel : en fr
  • US2033511A - Method for production of carbureted water gas : en
  • US2033582A - Dispensing container for toilet paper : en
  • US2033744A - Centrifugal pump primer : en
  • DE627265C - Device for tanning spelled and grinding grain : de en
  • CH183065A - Process for the preparation of benzilic acid-2-diethylaminoethanol ester. : de en
  • AT144948B - Loading device for handguns. : de en
  • US2033486A - Artificial leather manufacture : en
  • CA356408A - Fountain pen : en fr
  • US2033402A - Heat exchanger : en
  • US2033235A - Direct lighting unit : en
  • US2033278A - Vacuum tube amplifier : en
  • US2033602A - Electrical outlet box : en
  • USD98835S - Design fob a plate ob semilab : en
  • US2033566A - Cross bearer side stake : en
  • DE627253C - Process for the production of a fertilizer from urban garbage : de en
  • CH183046A - Controller for electrical quantities with adjustable, elastic feedback. : de en
  • US2033205A - Printing cylinder : en
  • US2033657A - Bituminous emulsion : en
  • CA356535A - Unshelled nut spicing and salting process : en fr
  • CH183030A - Process for carrying out thermal transformations and installation for implementing this process. : en fr
  • US2033115A - Tire chain applier for vehicles : en
  • US2033330A - Selectivity control for radio : en
  • AT144908B - Process for increasing the viscosity of tars. : de en
  • US2033344A - Shipping crate : en
  • US2033368A - Air cleaner : en
  • USD98882S - Design for a dress : en
  • US2033389A - Process for the production of ammonium phosphate : en
  • US2033201A - Method of and apparatus for wrapping annular objects : en
  • US2033365A - Closure attachment for windows and the like : en
  • US2033666A - Valve operating device : en
  • US2033757A - Flash drier : en
  • CA356487A - Copper refining process : en fr
  • US2033894A - Padding protection for flatwork ironers : en
  • US2033156A - Bearing : en
  • CA356400A - Tire regrooving tool : en fr
  • US2033587A - Electrical storage battery : en
  • US2033697A - Laminated belting : en
  • US2033312A - Combined faucet and air pump for liquid containers : en
  • US2033639A - Variable speed transmission : en
  • US2033795A - Convertible furniture : en
  • USRE19886E - H f glunz : en
  • CH183093A - Door. : de en
  • AT144893B - Method and device for improving the magnetic properties of metals. : de en
  • AU2155435A - Sound reproducing systems : en
  • CA356497A - Slag manufacture : en fr
  • CA356536A - Combination garment : en fr
  • US2033150A - Artificial arm : en
  • US2033466A - Selective smoke detector : en
  • US2033706A - Underfeed stoker : en
  • US2033153A - Liquid level gauge : en
  • CH183076A - Toggle circuit for television arrangements. : de en
  • AU2261735A - Improvements in or relating to electric discharge tubes : en
  • AT144816B - Process for clarifying beer. : de en
  • CH183118A - Process for the production of a new dye of the anthraquinone series. : de en
  • AT144938B - Device for fastening or securing the bicycle pump to the bicycle frame. : de en
  • AT144924B - Fire extinguishing equipment. : de en
  • DE627340C - Radiation protection in X-ray systems : de en
  • CH182921A - High pressure acetylene apparatus. : de en
  • DK51367C - Apparatus for Enclosure of Bottles. : da en
  • FR795384A - Bra refinements : en fr
  • FR795260A - Lightweight, single-piece, constant pressure, high speed air compressor : en fr
  • AT144823B - Device for immediate printing of total amounts at cash registers. : de en
  • US2033465A - Electrical measuring means and electrically responsive means : en
  • US2033635A - Pancake turner : en
  • CA356391A - Anti-skidding device : en fr
  • DE626763C - Bag with garbage bag : de en
  • DE627157C - Safety connection for strapping of containers, bags, etc. like : de en
  • CH182947A - Method and apparatus for the irradiation of liquids, in particular milk. : en fr
  • CH182977A - Process for the sculptural reproduction of a three-dimensional object by instant photography. : en fr
  • USD98876S - Design for a candlestick : en
  • AU2358135A - An improved wire straining and fastening machine : en
  • CH182948A - Floor steam oven. : de en
  • DE627394C - Process for removing wool or hair from hooves or hides : de en
  • DE627270C - Diaphragm differential gas pressure regulator : de en
  • AT144865B - Discharge tube with a hot cathode and a lot of liquid material. : de en
  • US2033460A - Fluid pressure brake : en
  • US2033770A - Shingle painting and staining mechanism : en
  • USD98879S - Design fob a shoe ob similar article : en
  • CA356415A - Receptacle cap : en fr
  • CH183121A - Process for the preparation of a heterocyclic mercury compound. : de en
  • US2033498A - Bobbin grip assembly for loom shuttles : en
  • US2033531A - Securing device for tie-knots : en
  • US2033648A - Multiple part sound record : en
  • USD98819S - Design fob a shoe ob similar abxicle : en
  • GB443856A - Improvements in or relating to the manufacture of gloves : en
  • GB443933A - Floatless carburettors for internal combustion engines : en
  • AT144946B - Anti-aircraft gun. : de en
  • CH183071A - Fire extinguisher bomb. : en fr
  • AT144834B - Fountain pen. : de en
  • AT144807B - Device for the automatic switching of the gear change transmission of motor vehicles. : de en
  • DE627378C - Process for the production of pure, anhydrous sulfur : de en
  • AT144871B - Device for automatically stopping machines with unwinding of elongated fabrics from a holder. : de en
  • US2033562A - Method of preparing oil wells for production : en
  • CH183002A - Clock sealed on the bottom. : de en
  • DE627369C - Turbine for expanding gases for the purpose of generating cold : de en
  • DK51368C - Procedure for Making Ferri-Ferricyan Copies. : da en
  • CH183099A - Bicycle lifting device. : de en
  • AT144848B - Starting device for internal combustion engines. : de en
  • CA356464A - Brake-drum : en fr
  • FR795202A - Lantern for cinematographic projectors : en fr
  • US2033464A - Pump and motor : en
  • CH183123A - Locomotive powered by an internal combustion engine, especially a diesel locomotive. : de en
  • US2033682A - Apparatus for reclaiming fine (flour) gold from concentrates : en
  • GB443996A - Improvements relating to automatic looms, and more particularly to automatic shuttle change apparatus therefor : en
  • DE627172C - Electrical resistance with a high negative temperature coefficient : de en
  • DE627238C - Sleeve connection for ring-shaped iron pit lining : de en
  • DE627254C - Thermal release for current or voltage-dependent circuit breakers : de en
  • US2033190A - Vibratory system : en
  • GB443989A - Improvements in and relating to cabinet bedsteads : en
  • GB443920A - Improvements in and relating to paper bags : en
  • CA356471A - Gummed strip paper issuing apparatus : en fr
  • CA356473A - Spring structure : en fr
  • AT144944B - Burners, especially for heavy oils. : de en
  • US2033711A - Marker : en
  • GB443979A - Improvements in and relating to boilers and particularly to boilers adapted for domestic purposes : en
  • GB444089A - Improvements in the surface covering of walls of buildings : en
  • FR795297A - Aerostats training : en fr
  • FR795349A - Process for producing hydrocarbons of interest from distillable carbonaceous materials : en fr
  • FR795367A - Manufacturing process for tubular hosiery articles : en fr
  • FR795395A - Soot sweeping device for steam generators : en fr
  • FR795331A - Improvements to methods and devices for checking the functional characteristics of lamps or valves in radio or other devices : en fr
  • AT144932B - One-piece disc wheel for rail vehicles. : de en
  • FR795498A - Manufacturing process for urea and formaldehyde based material : en fr
  • FR795411A - Process for influencing the chemical and physical properties of blast furnace slag : en fr
  • FR795266A - Advanced stripper : en fr
  • FR795324A - Improvements to pumps : en fr
  • DE627290C - Device for powdering fabrics with an adhesive surface : de en
  • FR795271A - pocket case for holding and dispensing transport tickets or others : en fr
  • GB444055A - Improvements in or relating to electric heating apparatus for rooms : en
  • GB444241A - Improvements relating to electric arc lamps : en
  • DE627316C - Device for duplicating writings, bookkeeping entries or the like by reprinting in sections : de en
  • CH182907A - Holder for garden hoses. : de en
  • DE627331C - Gas heating for the melting kettles of setting machines u. Like. With an insulating jacket surrounding the boiler : de en
  • GB444054A - Improvements in or relating to arrangements of index tabs for filing folders : en
  • DE627353C - Flexible slip clutch with expanding rings : de en
  • FR795307A - Improvements to gas meters : en fr
  • FR795423A - New assembly of hunting rifle barrels, by a v-hook with flat right and left support boards : en fr
  • GB444180A - Improvements in dentifrices : en
  • DE627407C - Decorative frame : de en
  • GB443854A - Improvements in or relating to the manufacture of filter tips for cigarettes : en
  • US2033717A - Device for making flexible tubing from strip material : en
  • USD98898S - Design fob a shoe : en
  • US2033481A - Paper manufacture : en
  • FR795310A - Box forming beauty case and smoking kit : en fr
  • US2033677A - Adjusting device in machine tools for adjustment of a tool rest : en
  • FR795410A - Burner for gas cookers : en fr
  • GB444042A - Improvements in and relating to methods of and means for extinguishing electric switching arcs : en
  • DE627107C - Capacitor in which several flat windings are braced to form a self-contained winding package and in which the winding package is arranged in an oil-filled housing : de en
  • DK51377C - Awning. : da en
  • DE627302C - Plansifter : de en
  • US2033306A - Flow meter : en
  • US2033581A - Portable wire tying machine : en
  • CH183010A - Bevel gear processing machine. : de en
  • CH182989A - Machine gun. : de en
  • US2033588A - Machine for testing bearings and lubricants : en
  • FR795359A - Insulator with crimped cap and device for making this crimping : en fr
  • GB444087A - Improvements relating to cycle handle bars : en
  • US2033503A - Lifting jack : en
  • US2033274A - Amplifier : en
  • US2033412A - Emulsifying apparatus : en
  • US2033424A - Tire condition indicator : en
  • US2033455A - Ventilating wing : en
  • DE627345C - Two-stage process for generating gas from fine-grain or dust-like fuel : de en
  • FR795321A - Connection distributor for riser : en fr
  • FR795379A - flying scaffolding with suspension chains and single winch : en fr
  • FR795479A - Elastic coupling between shafts : en fr
  • US2033340A - Multicrinkled tinsel : en
  • CA356527A - Valve mechanism : en fr
  • FR795473A - Bicycle lock, keyless operation : en fr
  • CA356358A - Hat and coat rack : en fr
  • CA356383A - Capsule : en fr
  • CA356532A - Garment : en fr
  • FR795380A - Hermetically sealed collar device for milk jugs and other containers : en fr
  • GB443909A - Improvements in or relating to aluminium base alloys : en
  • US2033172A - Process for the manufacture of alloys containing boron : en
  • GB443970A - An improved method of preserving sterile suture material for medicinal purposes ready for use : en
  • DE627220C - Potato peeling machine : de en
  • CH182920A - Process and device to prevent the formation of explosive mixtures in the combustion chamber of furnaces. : de en
  • FR795328A - Improved device for fixing motors or any other assembly comprising one or more members, driven by a rotational or oscillating movement : en fr
  • US2033738A - Apparatus for beaming yarn : en
  • DE627375C - Raw oil gas burner : de en
  • US2033111A - Electric steam heating apparatus : en
  • US2033227A - Rod driver : en
  • US2033243A - Loading device : en
  • GB444185A - Improvements in and relating to apparatus for assisting the deaf to hear : en
  • US2033485A - Waterlaid felt : en
  • USD98845S - Design for a plate or similar article : en
  • CA356416A - Glass container : en fr
  • DE627235C - Vehicle wheel made of light metal with one or more removable, unslotted, split rims : de en
  • GB443865A - Improvements in processes for the manufacture of ceramic products, the products resulting from the same and their applications : en
  • AT144901B - Process for the production of metallic protective coatings on wires. : de en
  • US2033237A - Frequency control system : en
  • US2033654A - Magnetic measurement : en
  • US2033231A - Modulation system : en
  • DE627111C - Drum dryer : de en
  • US2033138A - Apparatus for low temperature distillation : en
  • US2033658A - Advertising, display, and demonstrating sign : en
  • GB444022A - Improvements in extensible tables and the like : en
  • US2033827A - Insulator forming machine : en
  • USD98881S - Design fob a cake of soap : en
  • US2033499A - Film-copying apparatus : en
  • FR795298A - Command transmitter with a large number of positions : en fr
  • GB444032A - Improvements in solder for aluminium and a process of making same : en
  • DE627186C - Device for drying paper or fabric webs treated with paint or similar application masses : de en
  • US2033301A - Full fashioned knitting machine : en
  • US2033905A - Strip clip : en
  • GB443919A - Improvements in or relating to mechanism for providing register in driving mechanism : en
  • US2033459A - Box stapling machine : en
  • US2033696A - Process for making blanc fixe of particular softness : en
  • US2033349A - Whisky package : en
  • GB444027A - Improvements in and relating to safety devices for road vehicles : en
  • FR795460A - Manufacturing process of ingots and resulting products : en fr
  • FR795207A - Counter for cameras using film : en fr
  • DE1366672U - : de en
  • CA356448A - Acetylene polymer production : en fr
  • FR795453A - Method and device for the emulsification of gas mixtures usable as combustible or explosive fluid : en fr
  • GB443862A - Improvements in cycle and other types : en
  • US2033777A - Vehicle window ventilator : en
  • GB444035A - Improvements in and relating to waste plugs for baths, tanks and other receptacles : en
  • GB444008A - Improvements in or relating to hairdressing combs : en
  • GB443981A - Improvements in gramophone pick-ups : en
  • FR795400A - Method for dispersing gases in liquids and apparatus therefor : en fr
  • FR795209A - Safety lock : en fr
  • DE627281C - Two-part clamp made of insulating material for cables of different diameters : de en
  • GB443873A - Improvements relating to the weighting saddles of the drawing-rollers of spinning machines : en
  • GB443926A - Improvements in carburettors : en
  • AU2110835A - Improvements in or relating to bottles and containers for liquid : en
  • GB443895A - Silencer for internal combustion engines : en
  • AT144927B - Device for creating a search trail in the event of an avalanche accident. : de en
  • CH183001A - Shock protection on clockwork riots. : de en
  • US2033241A - Automatic weather strip : en
  • GB444012A - Improvements in and relating to the production or manufacture of shirts : en
  • US2033641A - Method and machine for textile printing : en
  • USD98888S - Design fob a chest : en
  • FR795283A - Construction game for obtaining dioramas : en fr
  • FR795303A - Peripheral diaphragm regulator : en fr
  • FR795308A - Aircraft landing device : en fr
  • FR795443A - Soft wooden sole : en fr
  • US2033605A - Joint for connecting movable members of typewriters or the like : en
  • DK51384C - Impeller with movable Buckets. : da en
  • FR795317A - Improvements to elastic seats : en fr
  • USD98893S - Design for a shoe : en
  • US2033436A - Weather strt : en
  • US2033881A - Pile fabric and method of making same : en
  • FR795274A - Improvements to cardboard boxes : en fr
  • FR795464A - Improvements to rapid clamping systems with expandable or extendable clamps for lathes and other machine tools : en fr
  • GB444014A - Process and apparatus for fractional distillation of mixtures of substances : en
  • DE627430C - Rotary valve control for internal combustion engines : de en
  • DE627365C - Wood nailing machine : de en
  • GB443984A - Improvements in or relating to joint pins, bolts and the like : en
  • GB444182A - Improvements in or relating to the manufacture of a hygroscopic material to be used for the adsorption and retention of moisture in soil : en
  • FR795313A - Device for gas analysis and detection : en fr
  • CA356447A - Acetylene polymer production : en fr
  • USD98885S - Design fob a camp stove : en
  • US2033416A - Apparatus for cooling granulated sugar and eliminating sugar dust therefrom : en
  • US2033359A - Heddle frame : en
  • US2033146A - Washing machine : en
  • US2033423A - Machine for bending pipes and the like : en
  • AT144829B - Method for recording electrical modulations, in particular for the purposes of sound recording. : de en
  • US2033488A - Manufacture of roofing elements : en
  • US2033773A - Backplate for telephone sets : en
  • US2033182A - Intermediates and dyestuffs of the anthraquinone acridone series : en
  • USD98894S - Design for an ashtray : en
  • DE627344C - Process for the production of azo dyes : de en
  • DE627198C - Automatic star-delta contactor : de en
  • DE627431C - Pistons for internal combustion engines : de en
  • US2033555A - Purification of apocupreine : en
  • FR795370A - Manufacturing process of rubber ring pacifiers : en fr
  • FR795499A - Pressurized liquid dispenser for spray device : en fr
  • GB444075A - Improvements in escalators : en
  • DE1367243U - : de en
  • DE627183C - Pressure reducer : de en
  • FR795409A - Swimwear or clothing item : en fr
  • FR795292A - Gas filter : en fr
  • GB444079A - Improvements in or relating to the manufacture of filter tips for cigarettes : en
  • GB444111A - Improvements in or relating to directional radio receiving apparatus for use for navigation purposes : en
  • FR795244A - Automatic adjustment process for turbines and other machines to draw off the driving fluid : en fr
  • GB443887A - Hinge device particularly for panels and frames : en
  • US2033597A - Power take-off mechanism : en
  • DE627323C - Process for the production of pipes with local, inwardly extending thickenings : de en
  • DE627241C - Motor-driven device for moving railroad cars : de en
  • CA356431A - Cellulose derivative composition : en fr
  • CH182993A - Device for recording vehicle speeds. : de en
  • CH182952A - Installation for smoking and drying food products. : en fr
  • AT144806B - Device for peeling and conditioning bread grain. : de en
  • AT144815B - Expansion switch. : de en
  • US2033185A - Desuperheater : en
  • US2033429A - Multiple electrode treater and method : en
  • USD98867S - Design for panties : en
  • CA356413A - Scrap battery plate treating method : en fr
  • CH183051A - Braun tube, in particular for television purposes. : de en
  • US2033211A - Fuel supply system : en
  • US2033675A - Sewing machine : en
  • AT144849B - Centrifugal pump. : de en
  • CH182935A - Sewing machine. : de en
  • US2033375A - Illumination tube : en
  • US2033118A - Process of preparing stable sulphuric acid esters of leuco derivatives of vat dyestuffs : en
  • US2033563A - Means for controlling well flow : en
  • US2033807A - Undertaker's lay-out : en
  • CA356399A - Wrecked steamship and submarine locating machine : en fr
  • CA356480A - Rubber composition and preservation : en fr
  • CA356484A - Alloy steel : en fr
  • CH183086A - Tent. : de en
  • CH182974A - Photographic camera with photoelectric light meter. : de en
  • CH182998A - Eyepiece whose optical elements consist of a lens system and a prism system. : de en
  • CA356363A - Gear pump : en fr
  • CA356418A - Eyeglasses : en fr
  • CA356420A - Foundry flask filling apparatus : en fr
  • USD98853S - Design for an insect exterminator : en
  • US2033149A - Process for the recovery of potassium salts from minerals : en
  • US2033590A - Clutch control for motor vehicles : en
  • DE627319C - Welding wire for copper-nickel alloys : de en
  • DE627299C - Device for braking work machines : de en
  • GB443937A - Process for the destructive hydrogenation of distillable carbonaceous materials : en
  • AT144856B - Pistons, in particular for internal combustion engines. : de en
  • CH182944A - Hard hat. : de en
  • US2033307A - Handle attachment for safety razors : en
  • CA356380A - Hair wrapping machine : en fr
  • CH182959A - Process for the separation of easily soluble amino acids and ammonium sulphate. : de en
  • AU2157935A - Improvements in or connected with microphones and like acoustic devices : en
  • US2033164A - Writing pen : en
  • US2033528A - Bridge table : en
  • US2033704A - Printing plate block : en
  • US2033112A - Electron discharge device : en
  • DE626984C - Method for determining the frequency changes of a vibration : de en
  • DE627201C - The welding socket connection is relieved by knocking the socket edge into recesses in the inserted pipe end : de en
  • CA356458A - Curtain : en fr
  • CH182928A - Device for distributing a loaf of material in slices. : en fr
  • DK51378C - Apparatus for Carrier Signaling. : da en
  • FR795223A - Dynamically levitated navigation craft : en fr
  • FR795446A - Painting : en fr
  • CH182906A - Tow rake. : de en
  • US2033606A - Garment : en
  • CH183008A - Copy planing machine, in particular for processing propellers, propellers and the like. : de en
  • CH183052A - Grid-shaped electrode for electrical discharge tubes and process for their manufacture. : de en
  • CH182991A - Mounting plate for gas meter. : de en
  • AT144810B - Horseshoe grip, especially for irregular hooves. : de en
  • AT144945B - Device for ventilating bulk goods, especially in storage tanks, silos and the like. like : de en
  • US2033206A - Transformer : en
  • USD98865S - Design for a pillow top : en
  • AT144864B - Reflector. : de en
  • CA356503A - Lift : en fr
  • CH182972A - Mold for die setting and line casting machines. : de en
  • CH182965A - House septic tank. : de en
  • US2033123A - Method and apparatus for refining : en
  • US2033730A - Electrode : en
  • CA356398A - Blind slat tilting device : en fr
  • CA356489A - Oxidized slag regenerating process : en fr
  • CA356401A - Wheel jack : en fr
  • CH183036A - Device for protection against leaks in air coolers of electrical machines. : de en
  • GB443971A - Process for spinning viscose : en
  • CA356368A - Hoisting apparatus : en fr
  • CH183117A - Process for the preparation of an azo dye. : de en
  • US2033377A - Laminated glass : en
  • CH182910A - Anchoring device for wall or the like. : en fr
  • US2033463A - Fluid pressure brake : en
  • CA356405A - Valve : en fr
  • CA356468A - Hoist drum : en fr
  • AT144877B - Microphone. : de en
  • CA356438A - Glucinum and alloys : en fr
  • CA356449A - Acetylene hydrocarbon production : en fr
  • DE627247C - Crusher for ores with knife rollers : de en
  • FR795466A - Washing product : en fr
  • GB444009A - Improvements in or relating to power-transmission mechanism for motor driven vehicles : en
  • AT144833B - Intake silencer for vehicles with hollow beam chassis. : de en
  • DE627362C - Gripper switching device : de en
  • AT144939B - Device to prevent theft of bicycles. : de en
  • CA356393A - Goggles : en fr
  • CH183043A - Gas pressure switch. : de en
  • AT144853B - Twin engine block for propelling aircraft propellers. : de en
  • AT144905B - Method for dressing canvas shoe tops. : de en
  • AU2251535A - Improvements inflexible shaft couplings for shearing machines : en
  • US2033379A - Doctor or smoothing blade for treating coated sheets : en
  • DE627272C - Process for obtaining the female sex hormone : de en
  • FR795295A - Improvements to piston dispensing containers : en fr
  • CA356407A - Wheel flange lubricator : en fr
  • US2033341A - Complex chromium compounds of ortho-hydroxyazo dyestuffs and their production : en
  • DE627229C - Device for sliding zipper links onto rods or wires, especially for electrolytic treatment : de en
  • DE627204C - Process for dyeing fur : de en
  • US2033369A - Gas range : en
  • US2033598A - Hair waving device : en
  • US2033167A - Electric dehydrator : en
  • US2033163A - Process of depilating and rating hides and a bate for these purposes : en
  • US2033814A - Composite metal article : en
  • US2033254A - Clothes wringer attachment : en
  • US2033895A - Method of remodeling lasts : en
  • DE627213C - Device for separating dust from rapidly flowing gases : de en
  • GB444102A - Improvements in or relating to anti-friction bearings : en
  • US2033141A - Protective means for guideways : en
  • US2033276A - Rubber and rubber-like preparations : en
  • AU2285935A - Improvements in or relating to devices comprising an electric discharge tube, the latter serving, for instance, forthe emission of light : en
  • AT144923B - Air foam generator with compressed air. : de en
  • US2033813A - Rigid motor carriage frame : en
  • USD98823S - Design for a bag or analogous : en
  • AT144817B - Procedure for switching controlled power converters. : de en
  • DE627112C - Cross bottom valve bag : de en
  • US2033707A - Vitreous enamel opacifier : en
  • US2033395A - Machine tool : en
  • US2033871A - Ventilating window mechanism : en
  • DE627264C - Process for the production of dark electrolytic rhodium precipitates : de en
  • AT144850B - Gear pumps, in particular for rayon spinning machines. : de en
  • USD98824S - Design for a vacuum cleaner casing : en
  • US2033417A - Pressure controlled switch : en
  • US2033262A - Safety razor : en
  • DE627226C - Casing made of sliding metal for machine parts : de en
  • FR795234A - Improvements to heavy oil and gasoline engines : en fr
  • CH182964A - Process for the production of molded articles from animal skin material. : de en
  • FR795338A - Glitter textile, process and installation for the manufacture of this textile : en fr
  • GB443868A - Improved roll feed bank for roving frames, drawing frames and the like : en
  • GB444112A - Improvements relating to the disposal of sewage and like refuse from ships : en
  • DE627142C - Chain hoist : de en
  • FR795299A - Spark plug for engine : en fr
  • CH183038A - Process for manufacturing electrical wires or cables with mineral insulation. : en fr
  • US2033686A - Multiple operation machine : en
  • USD98897S - Design for an automobile tire or : en
  • DE627129C - Telecommunication cable system with pupin coils : de en
  • DE627178C - Roller train : de en
  • FR795330A - Folding vehicle : en fr
  • IE13945L - Paper bags. : en
  • DE627102C - Press mouthpiece with hollow core for brick extrusion for the production of hollow and closed shaped bricks : de en
  • FR795408A - Hearth plate : en fr
  • GB444074A - Improvements in or relating to television : en
  • FR795454A - Formalin and methylene blue based primer for hair and wool skin : en fr
  • US2033157A - Conduit : en
  • US2033669A - Welt support : en
  • US2033293A - Apparatus for slicing meats, cheese, etc. : en
  • US2033535A - Fuel injection and distribution means : en
  • USD98872S - Design for panties : en
  • CH183004A - Permanent magnet. : de en
  • DE627113C - Oxygen supply valve for a breathing apparatus : de en
  • FR795335A - Method and machine for the transfer of transfers for gravure printing : en fr
  • CH183006A - Pliers for electrically welding small objects. : en fr
  • DE627138C - Process for the preparation of disazo and polyazo dyes : de en
  • DE627292C - Notch counter for muzzle knife : de en
  • FR795372A - Automatic idle control device for internal combustion engines : en fr
  • GB444070A - Improvements in or relating to boxes or cans : en
  • US2033289A - Portable partition : en
  • US2033354A - Manufacture of diaphragms : en
  • DE627364C - Machine for driving fasteners : de en
  • US2033212A - Scale : en
  • US2033328A - Pump : en
  • CA356440A - Hair waving heater : en fr
  • CH183005A - Device in rolling cylinders for automatic compensation of the pressure to be exerted on the material to be treated. : de en
  • FR795471A - New azo dyes and their preparation process : en fr
  • FR795441A - Electric lighting device combined with all commonly used objects : en fr
  • GB443860A - Improvements in or relating to processes for the production of assimilable organic bismuth salts in oil : en
  • US2033230A - Air brake : en
  • US2033267A - Barrel : en
  • DE627236C - Pressed from sheet metal emergency and makeshift wheel on pneumatic tires for motor vehicles : de en
  • CH182968A - Process for the production of metal coatings on objects. : de en
  • FR795212A - Device for cutting or chopping onions, fruits, etc. : en fr
  • FR795363A - Improvements to faucets : en fr
  • FR795442A - Improvement in protective screen glasses : en fr
  • FR795500A - Method and portable film recording apparatus : en fr
  • FR795345A - Flexible breastplate and armor for protection against projectiles and method of manufacture : en fr
  • GB443922A - : en
  • US2033224A - Clutch operating mechanism for presses : en
  • US2033413A - Emulsifying method : en
  • GB444100A - Improvements in or relating to boning constructions for garments : en
  • DE627205C - Coke oven door : de en
  • FR795314A - Improvements in cans or spindles : en fr
  • AU2241735A - Transmission gear : en
  • DE627311C - Feeding of the centrifugal fluid in a free jet into the centrifugal drum or into the hollow spindle connected to it : de en
  • FR795216A - Improvements to intermediate frequency amplifiers : en fr
  • FR795402A - Dust sensor for punching device : en fr
  • US2033495A - Anthelmintic : en
  • US2033708A - Vat dyestuffs, and process of making same : en
  • US2033727A - Box toe : en
  • US2033216A - Shears : en
  • US2033373A - Corset : en
  • US2033432A - Gas tank lock : en
  • AT144801B - Foldable deck chair. : de en
  • CA356365A - Paste tube closure : en fr
  • CA356513A - Shutter or door : en fr
  • CH183048A - Method for operating a grid-controlled converter system that couples a multi-phase network with a single-phase network that temporarily operates without an exciting clock generator. : de en
  • DE627222C - Arrangement for the automatic control of an electric motor driven cutting tool for cutting band-shaped work material : de en
  • CH182912A - Double glazed windows. : de en
  • US2033208A - Furnace : en
  • US2033308A - Step for moving stairways : en
  • CA356450A - Dibenzanthrone and derivatives : en fr
  • US2033232A - Electronic sound producing system : en
  • US2033120A - Thread-treating composition and method : en
  • US2033601A - Engine construction : en
  • GB444097A - Improvements in and relating to screw thread cutting arrangements in automatic lathes : en
  • FR795238A - Process and installation for the coating, with the formation of alloys, of iron and other metals or alloys and resulting products : en fr
  • FR795398A - Improvements to lock washers for nuts : en fr
  • GB444034A - Improvements in and relating to feeding bowls or the like for dogs and other domestic animals : en
  • FR795368A - Improvements to cameras : en fr
  • GB443853A - Improvements in or relating to closures for sheet metal drums, kegs and like containers : en
  • US2033140A - Internal combustion motor valve timing device : en
  • US2033170A - Production of coated fabrics : en
  • US2033361A - Driving chain joint and method of making same : en
  • AT144912B - Jaw crusher. : de en
  • US2033374A - Production of alkyl halogen compounds : en
  • USD98858S - Design for a chocolate bab : en
  • US2033873A - Ventilating window mechanism : en
  • DE627409C - Roll film camera : de en
  • GB444002A - Improvements in pipe-joints or couplings : en
  • FR795219A - Sports shoe particularly intended for skiing and the mountains : en fr
  • FR795282A - Improvements to gas filters : en fr
  • GB443852A - Improvements relating to the retreading of tyres : en
  • GR5689B - METHOD OF DIVISION OF THERAPICAL EARTH INTO MATERIALS IS RECOMMENDED. : el en
  • GB443938A - Improvements in or relating to refrigerating cabinets and like chambers : en
  • AU2088735A - Improvements in or relating to cathode ray tube apparatus : en
  • GB443931A - Improvements in petrol economisers for use with the carburettors of internal combustion engines and applicable as a lock for preventing theft : en
  • FR795417A - New condensation products containing nitrogen and sulfur and their preparation process : en fr
  • GB443944A - Improvements in safes or strong rooms : en
  • DE627284C - Socket arrangement in lights for tubular light sources, in particular gas discharge tubes, with individual sockets provided at both ends of the tubes that can be detached from the socket carrier : de en
  • FR795206A - Refinements to shanks and foils used in hammer drills : en fr
  • FR795416A - Diaphragm pump, especially for agricultural use : en fr
  • GB443863A - A process for the preparation of amines : en
  • GB444088A - Improvements in or relating to guards for sprocket wheels of cycles : en
  • GB444105A - Optical exposure meter : en
  • DE627081C - Process for the production of azo dyes : de en
  • DE627305C - Method and device for processing sulphite or sulphate pulp waste liquor for the purpose of recovering the chemicals used to break down the pulp : de en
  • GB444000A - Improvements in and relating to induction furnaces : en
  • FR795392A - Process for preparing glycols from fatty acids : en fr
  • FR795429A - Process for preparing wetting agents, emulsifiers and detergents : en fr
  • GB444050A - Improvements in or relating to thermionic valve amplifiers : en
  • GB443886A - Improved method and apparatus for reeling raw silk : en
  • CH182983A - Ski. : de en
  • AT144832B - Baking methods, baking aids and methods for producing such an agent. : de en
  • CH183083A - Method and device for the uninterrupted presentation of film tapes. : de en
  • US2033353A - Hydraulic system for jacks : en
  • AU2091235A - Improvements in saponifying esters of cellulose : en
  • US2033119A - Compartment freight car : en
  • US2033154A - Machine for operating upon hides, skins, and leather : en
  • US2033169A - Drier : en
  • CA356523A - Centrifugal pump sealing ring : en fr
  • US2033383A - Duplicating machine : en
  • AT144873B - Circuit arrangement for counting connections in telephone systems with dialer operation. : de en
  • AT144903B - Device for the constant contact of two immiscible or difficult to mix liquids of different specific gravity in countercurrent. : de en
  • CH182956A - Process for the preparation of a halogen derivative of an unsaturated sterol. : de en
  • US2033615A - Nozzle : en
  • CH182967A - Process for the production of a shiny, highly reflective surface of an object made of aluminum or its alloys. : de en
  • CH183064A - Welding screen. : de en
  • US2033692A - Signal lamp unit : en
  • CH183075A - Method for the synchronization of television receivers by the transmitter. : de en
  • AT144888B - Clock, e.g. B. Wristwatch with alarm device. : de en
  • USD98900S - Design for a lace : en
  • US2033356A - Winding machine : en
  • US2033776A - Vehicle ventilating mechanism : en
  • CH182932A - Cooking pot. : de en
  • AT144936B - Single lane road tow tractor. : de en
  • CH182905A - Haulm cutting device on potato harvesters. : de en
  • FR795376A - Comforter foot cover : en fr
  • US2033467A - Air valve-vacuum breaker : en
  • US2033880A - Irrigation device : en
  • AU2162235A - Improved footstep bearing for the bobbin sleeves of cap spinning and twisting machines : en
  • GB443911A - Improvements in or relating to food preservative means : en
  • US2033314A - Bobbin retainer : en
  • US2033793A - Automobile body : en
  • USD98880S - Design for a bottle cap : en
  • FR795406A - New crack detector : en fr
  • FR795438A - Flushing device valve refinements : en fr
  • GB443851A - Improvements in and relating to valve mechanism for hydraulic presses : en
  • USD98868S - Design for panties : en
  • DK51360C - Apparatus for shaking out small amounts of liquid. : da en
  • US2033573A - Lens : en
  • US2033857A - Web registering device : en
  • US2033184A - Combination pocket lighter and cigarette inclosing device : en
  • US2033191A - Freight container : en
  • DE627412C - Device for winding and unwinding tape or thread-like material, in particular film strips in image projectors : de en
  • US2033448A - Panel fastener : en
  • US2033841A - Spring mattress : en
  • USD98847S - Design for a plate or similar article : en
  • GB444003A - Improvements in and relating to electro-inductively heated appliances : en
  • DE627295C - Self-acting control and monitoring device for the execution of predetermined operating processes : de en
  • DE627388C - Electric flow heater : de en
  • FR795268A - Improved automatic machine for the continuous manufacture of folding boxes of cardboard and similar materials and boxes resulting therefrom : en fr
  • FR795326A - Improvements to diaphragms for all types of applications : en fr
  • GB444096A - Improvements in and relating to wringers : en
  • US2033431A - Dandelion and weed picker : en
  • GB443878A - Improvements in or relating to bicycle pedals : en
  • FR795366A - Improvements to means of propulsion for torpedoes : en fr
  • US2033316A - Acid dyestuffs of the anthraquinone series : en
  • DE627181C - Compressed air drive for paddle slides : de en
  • DE627128C - Manikin for dry elements with cordless, tensile fabric wrapping around the depolarization mass : de en
  • CH183025A - Internal combustion engine operating according to the diesel process. : de en
  • DE627155C - Device for making cigarettes with mouthpiece insert : de en
  • DE627180C - Method for determining inhomogeneities in magnetizable workpieces, in particular in weld seams : de en
  • GB443859A - Process for dyeing leather : en
  • GB443999A - An improved composition of matter applicable as a food for stock and plant life : en
  • FR795347A - Separator device for sheaves : en fr
  • GB444245A - Improvements in and relating to means adapted to enable aircraft to pick up while inflight articles or persons : en
  • FR795243A - Swimming pool improvements : en fr
  • AT144891B - Storage device for alarm clocks. : de en
  • CH183072A - Process for the preparation of a granulated product for an oxygen generator. : en fr
  • AT144882B - Toothbrush. : de en
  • FR795327A - Improvements to equipment used to obtain radioactive liquids : en fr
  • GB443978A - Improvements in the manufacture and production of polymerisation products of vinyl ethers : en
  • FR795467A - Film drive device : en fr
  • DE627244C - Storage of the guide wheel for the tracks of motor vehicles in a swing arm : de en
  • GB443843A - Improvements relating to the production of photographic gelatine emulsions : en
  • GB444007A - Improvements in apparatus for the reception of sludge : en
  • FR795396A - Radiant steam generator : en fr
  • DE627166C - Float for scanning the height of a flowing layer of material, especially for wet setting machines : de en
  • DE627196C - Process for creating and maintaining an indifferent atmosphere in bright glow muffles operating at high temperatures : de en
  • US2033576A - Grate and grate bar : en
  • US2033251A - Alarm clock mechanism : en
  • US2033398A - Check draft damper : en
  • US2033218A - Rotary pump : en
  • US2033695A - Conveyer mechanism : en
  • US2033133A - Varnish basis and process of making same : en
  • AT144824B - Receiving device for telecommunication systems that contain disruptive streams in the frequency range of the message streams. : de en
  • CA356419A - Foundry flask filling apparatus : en fr
  • FR795478A - Soundproof and non-slip shoe : en fr
  • DE627256C - Coil conductors for coreless induction ovens : de en
  • GB444025A - Improvements in commutator windings for dynamo-electric machines : en
  • FR795293A - Method for driving piles of any system into the ground : en fr
  • DK51381C - Apparatus for use in Accounting. : da en
  • GB443972A - Improvements in or relating to the manufacture of a pigment colour from n-dihydro-1:2:2:1-anthraquinone azine : en
  • GB443983A - Improvements in electric primary cells : en
  • US2033128A - Internal combustion engine : en
  • US2033147A - Device for distribution of accounts : en
  • US2033161A - Acid synthesis process : en
  • FR795355A - Process for extracting liquid mixtures : en fr
  • FR795369A - Welding pliers : en fr
  • DE627314C - Harp screen : de en
  • US2033390A - Antenna system : en
  • US2033409A - Oil well device : en
  • US2033687A - Pencil and method of producing same : en
  • US2033758A - Foot appliance : en
  • AU2131035A - Improvements in and relating to heat insulation. 9 : en
  • FR795391A - Process for preparing high molecular weight 1,2-glycols : en fr
  • GB444318A - Improvements in or relating to letter or correspondence paper or the like : en
  • DE627245C - Box or the like. Container made of fibrous material, such as paper, cardboard, with a coating of cellulose hydrate skin regenerated from viscose : de en
  • US2033327A - Paint removing device : en
  • US2033659A - Aircraft brake : en
  • US2033178A - Food preparing machine : en
  • US2033304A - Metal roof : en
  • US2033501A - Guard for punch presses : en
  • DE626863C - Process for the conversion of naphthalene or its homologues into benzene or its homologues : de en
  • DE627313C - Contactor replacement device : de en
  • GB444317A - Improvements in or relating to the toughening of glass : en
  • GB444170A - Improved apparatus for screening materials : en
  • CH183116A - Process for the preparation of an azo dye. : de en
  • US2033703A - Folding camera : en
  • US2033826A - Musical instrument : en
  • US2033458A - Hectograph roll : en
  • CH183066A - Method for preparing a salicylic acid compound. : de en
  • US2033825A - Radio tuning apparatus : en
  • CA356490A - Steel purifying process : en fr
  • US2033305A - Door locking mechanism for sterilizers and the like : en
  • US2033868A - Typewriter aligning and synchronizing mechanism : en
  • DE627348C - Fish sorting and loading machine : de en
  • CA356533A - Engine silencer : en fr
  • CA356371A - Bank protective equipment : en fr
  • US2033883A - Counterweight for excavators : en
  • US2033663A - Toilet seat : en
  • US2033665A - Means for controlling dewpoint : en
  • US2033731A - Motor vehicle : en
  • US2033529A - Visual acuity meter : en
  • US2033751A - Building construction : en
  • USD98848S - Design for a plate ob similar : en
  • DE627200C - Method for combating animal pests : de en
  • DE627288C - Electrode steam boiler for multiphase electricity : de en
  • US2033199A - Insulated electrical connecter : en
  • US2033494A - Appabatus for maintaining a plural : en
  • AT144899B - Process for the production of blue pigment dyes. : de en
  • US2033219A - Treating cellulose esters : en
  • CH182939A - Method of manufacturing flooring material. : de en
  • US2033536A - Process of preparing nitriles : en
  • US2033774A - Saxophone : en
  • CH182997A - Coupling for the sound carrier reel of speaking machines. : de en
  • AU2112135A - Process for treating seaweed forthe recovery of alginous material laminarine and iodine therefrom : en
  • CH182978A - Method of making multicolor printing plates. : de en
  • US2033472A - Process and apparatus for treating hydrocarbon oils : en
  • US2033202A - Cellulose derivative coated fabric : en
  • US2033608A - Machine for assembling ophthalmic mountings : en
  • US2033618A - Method of and machine for multiple web fabric printing : en
  • US2033850A - Speed changing mechanism for cotton gin feeders and the like : en
  • CH182962A - Coating agents. : de en
  • CH183050A - Discharge device filled with mercury vapor and with an externally heated glow cathode. : de en
  • CH182933A - Method and device for the production of a wool-like synthetic fiber. : de en
  • CH183029A - Water tube steam boiler. : de en
  • DE627341C - High frequency therapy device : de en
  • DK51379C - Coupling for Assembly of Machine Elements, Hoses and other Coupling Parts. : da en
  • CH183045A - Step switching device for uninterrupted switching of the taps of one or more windings of a step transformer under load. : de en
  • FR795424A - Dish warmer : en fr
  • US2033324A - Process of grinding : en
  • GB443934A - Improvements in or relating to slides for microscopes and other image creating optical devices : en
  • US2033271A - Common frequency broadcasting system : en
  • US2033709A - Copper alloys : en
  • FR795374A - Educational game : en fr
  • CA356452A - Acid removal from gas : en fr
  • DE627188C - Device for taking into account the depth of field in cameras with a basic range finder : de en
  • AT144907B - Process for increasing the viscosity of tars. : de en
  • US2033247A - Charge forming device : en
  • US2033256A - Top for containers : en
  • US2033313A - Footwear : en
  • US2033384A - Gear cutter : en
  • CH182918A - Heat storage stove. : de en
  • DE627310C - Lower conveyor : de en
  • US2033277A - Film driving mechanism for sound picture systems : en
  • US2033740A - Esters of phenylcarbamic acid : en
  • CA356442A - Rubber article joining apparatus : en fr
  • CH182913A - Flush-fitting two-part sliding door. : de en
  • US2033646A - Measuring apparatus : en
  • CA11049S - Textile fabric : en
  • USD98860S - Design fob a valanced window : en
  • US2033408A - Sports stick : en
  • US2033596A - Photographic lens system : en
  • CH183056A - Automatic ignition device for mercury vapor apparatus operated by means of alternating current. : de en
  • AT144819B - Impregnation process for outdoor masts or other wooden poles, posts, etc. like : de en
  • DE627280C - Device for point-by-point and automatic balancing of continuously loaded telecommunication lines : de en
  • CA356355A - Vehicle actuated gate : en fr
  • CH183000A - Timepiece. : en fr
  • CA356500A - Journal box lubricating device : en fr
  • AT144870B - Electric candle lamp. : de en
  • AT144910B - Hand pliers for pulling in two-part tubular rivet button ear tags for animals. : de en
  • CH183026A - Rocker arm opposed piston two-stroke internal combustion engine. : de en
  • US2033667A - Apparatus for forming elongated corrugated poles : en
  • US2033405A - Radio tube socket : en
  • DE627259C - Enamelled or inoxidized vessels, in particular cookware, made of cast iron, iron or sheet steel with a rustproof edge : de en
  • DE627261C - Control of injection diesel engines : de en
  • DE627297C - Coin mechanism for gas meter with device for issuing unused coins : de en
  • US2033678A - Beer tapping control mechanism : en
  • DE614150C - Multiplication set of sheet formats, cards, letterheads, printed matter, forms, etc., especially for card files : de en
  • DE627416C - Device for closing the exhalation valve of protective gas masks : de en
  • SE85762C1 - : sv
  • US2033473A - Process for the treatment of hydrocarbon oils : en
  • US2033557A - Tap : en
  • US2033279A - Low level indicator on storage batteries : en
  • US2033533A - Water softener apparatus : en
  • AT144881B - Luminous glasses. : de en
  • DE627338C - Method for melting the power supply wires and for venting electrical light tubes made of difficult-to-process or also of clad glass : de en
  • GR5690B - ELECTRIC LIGHTER. : el en
  • US2033691A - Facial shield : en
  • US2033839A - Pressure equalizing valve : en
  • CH182995A - Pre-magnetized current transformer. : de en
  • US2033268A - Barrel : en
  • US2033560A - Refrigerating packer : en
  • FR795294A - Manual cake extractor in the pot-turbine spinning mill : en fr
  • DE627354C - Shut-off valve : de en
  • FR795263A - Method and apparatus for making dehydrated alcohol with minimum expenditure of steam : en fr
  • USD98883S - Design for a dress : en
  • FR795258A - Method of measuring the speed, the velocity field or the state of motion of a fluid by blowing an arc or electric sparks : en fr
  • GB443925A - Improvements relating to electrodes for arc welding : en
  • GB443947A - Improvements in or relating to pillow, bolster and like slips : en
  • US2033177A - Recording mechanism : en
  • US2033766A - Connecting link : en
  • US2033888A - Method of fabricating containers : en
  • US2033558A - Tension balancing device : en
  • US2033151A - Container : en
  • US2033180A - Leavened bread manufacture : en
  • US2033660A - Fished rail joint : en
  • US2033828A - Refrigerating apparatus : en
  • FR795343A - Machine for roughing and finishing cut glass : en fr
  • GB444036A - Improvements in and relating to drills and auger bits : en
  • FR795250A - Device for ensuring the watertightness of window seals or the like : en fr
  • DE627082C - Process for the production of azo dyes : de en
  • FR795264A - Device for printing subtitles on cinematographic films : en fr
  • US2033829A - Fish lure : en
  • FR795403A - How to attach the lid to cans : en fr
  • US2033236A - Illuminating carrier for marker plates : en
  • US2033836A - Fixation of dyestuffs on textile fibers : en
  • DE627089C - Two-stroke internal combustion engine with two pistons arranged in opposite directions in a working cylinder : de en
  • DE627193C - Throwing device for non-automatic wind turbine runners : de en
  • GB443847A - Improvements in means for adding a disinfecting and/or deodorising fluid to flushing water supplied to lavatories, water closets and the like : en
  • CA356457A - Race-and-roller transmission mechanism : en fr
  • US2033145A - Treatment of motor fuel : en
  • US2033453A - Mixer : en
  • US2033897A - Electric pen : en
  • DE623872C - Clip, especially for connecting a sock to underpants : de en
  • DE627433C - Process for producing an aluminum or aluminum alloy layer that adheres firmly to metal, especially iron or steel objects : de en
  • US2033259A - Brush finishing machine : en
  • DE626862C - Process for printing vegetable fibers : de en
  • DE627239C - Process for temperature control and for the supply of heat in the pressure hydrogenation of coals, tars, mineral oils and the like. like : de en
  • US2033732A - Process for the working up of soaps : en
  • GB443845A - Improvements in or relating to letter sorting apparatus : en
  • DE627390C - Process for the production of sulfuric acid esters of the leuco compounds of Kuepen dyes : de en
  • FR795231A - Gas dedusting process and apparatus for its application : en fr
  • US2033720A - Purification of acetic anhydride : en
  • DE627291C - Copper alloys resistant to corrosion : de en
  • DE627255C - Luminous body for electrical heating : de en
  • FR795371A - Fuel injector pump for combustion engines : en fr
  • DE627233C - Transparent pocket for negative film tapes : de en
  • DE627403C - Sleeve made of shrinking materials, e.g. Cellulose hydrate, for joining round structures of various diameters : de en
  • US2033496A - Shoe machine : en
  • CH182986A - Self-defense weapon. : de en
  • FR795311A - Continuous apparatus for sweetening, soaping and polishing ices, glasses, marbles, etc., in sheets or slices : en fr
  • FR795325A - Method of fixing the boiler tubes : en fr
  • GB443943A - Improvements in diesel type locomotives : en
  • GB444020A - Improvements in heavy oil carburettors : en
  • US2033475A - Torque converter : en
  • US2033520A - Motor vehicle : en
  • US2033760A - Box : en
  • US2033721A - Suspension system : en
  • AT144949B - Solid fuel firing. : de en
  • FR795422A - Feeding device for openers for all textile materials and in particular for the treatment of mattress wools : en fr
  • FR795480A - Paper envelope with closing tab and gummed parts : en fr
  • CA356456A - Race-and-roller transmission mechanism : en fr
  • DE626998C - Mobile sheaf binder for stalks placed in the field : de en
  • DE627144C - Process for the production of agents used for pest control : de en
  • US2033143A - Multiple electrode treater and method : en
  • US2033710A - Copper alloys : en
  • US2033315A - Duplex cigar box : en
  • US2033728A - Basket liner or the like : en
  • DE626944C - Process and device for remelting and refining raw metals, especially raw zinc : de en
  • US2033449A - Machine tool mechanism : en
  • US2033394A - Abrasive machine : en
  • US2033578A - Constant tension web control : en
  • US2033502A - Guard for punch presses : en
  • US2033747A - Apparatus for imparting vibratory movements to motor vehicles : en
  • US2033806A - Locker latch : en
  • US2033220A - Charge forming device : en
  • DE617365C - Rubber shoe : de en
  • DE627315C - Device for power control of gyroscopes : de en
  • FR795476A - Agglomerated brick with plastic surfaces for non-slip paving of streets and roads : en fr
  • GB444039A - Improvements relating to the manufacture of welded steel and iron tubes : en
  • AT144868B - Plant with a z. B. for light emission serving electrical discharge tube. : de en
  • US2033403A - Shaft packing : en
  • GB444073A - Improvements in plate heat exchange apparatus for fluids : en
  • GB443946A - Improvements in or relating to magnetos : en
  • CH183109A - Sports shoe with front closure, particularly suitable as a ski and mountain shoe. : de en
  • DE627421C - Traffic signal clock : de en
  • DE627110C - Process for tanning animal hide : de en
  • AU2165235A - Improvements in ticket issuing machines : en
  • US2033515A - Apocupreine and apocupreine derivatives : en
  • USD98827S - Design for a plate or similar article : en
  • USD98836S - Design for a plate or similar : en
  • FR795320A - Process for improving the welding of two rubber surfaces : en fr
  • US2033283A - Signaling system : en
  • US2033838A - Fluid fuel burner : en
  • DE627141C - Cable carrier for portable electrical power supply lines for excavators : de en
  • FR795421A - New model for opening furniture doors : en fr
  • FR795289A - Time-calling device on telephone lines : en fr
  • CH182919A - Process for the manufacture of glasses with good permeability to ultraviolet rays. : de en
  • CH183077A - Method and radio receiver for receiving modulated carrier waves. : de en
  • CH182954A - Method and device for drying residues-forming liquid films. : de en
  • CH183061A - Electric lamp. : de en
  • DE627064C - Process for the production of pipes with ring-shaped reinforcements : de en
  • DE627165C - Lubricating device for the rings and runners of ring spinning and ring twisting machines : de en
  • AT144803B - Process for the production of synthetic compositions from materials such as cellulose, wood, asbestos, leather waste, etc. and for the preservation, in particular of wood. : de en
  • CA356376A - Winch : en fr
  • CH183011A - Device for dressing grinding wheels. : de en
  • AT144896B - Method and device for the production of hard carbides, hard nitrides and hard metal alloys. : de en
  • US2033484A - Limit depth gauge : en
  • US2033816A - Arc welding : en
  • CA356351A - Fruit basket or hamper : en fr
  • CH182984A - Skill game. : de en
  • US2033284A - Phonograph reproducer : en
  • US2033332A - Match packet : en
  • US2033729A - Phonographic construction : en
  • US2033380A - Tractor supported implement attachment : en
  • US2033681A - Rolled front fused collar : en
  • US2033713A - Indicating system for rolls of strip material : en
  • FR795337A - Insulating panel : en fr
  • AU2130935A - Improvements in chain machines forthe production of woodchips or shavings or similar purposes : en
  • AT144830B - Electrostatic indicator. : de en
  • GB443930A - Improvements relating to hinges : en
  • GB444067A - Improvements in or relating to cleaning and polishing mops : en
  • CH182915A - Room closure device designed as a window or door. : de en
  • CH182953A - Method of making a cattle feed. : de en
  • CH183074A - Prepaid vending machine. : en fr
  • DE627053C - Process for charring incompletely charred fossil fuels : de en
  • DE627105C - Mercury switch, especially for overhead signals in railway security : de en
  • US2033434A - Boiler cleaner : en
  • US2033629A - Flush tank utility shelf : en
  • US2033788A - Window regulator : en
  • US2033874A - Ventilating window mechanism : en
  • DE627371C - Method for producing patterned hollow rubber bodies : de en
  • CH182969A - Process for the production of security paper. : de en
  • CH183081A - Road sign and method for its manufacture. : en fr
  • US2033524A - Operating mechanism for elevators : en
  • CH182992A - Speed indicator. : en fr
  • GB443936A - Automatic variable speed gear : en
  • GB444071A - Improved compositions for use in the textile industry : en
  • CH183021A - Rotary pump with radial cylinders. : en fr
  • DE627374C - Cooling device for tubular control rotary valve of internal combustion engines : de en
  • DE627146C - Security device against theft of motor vehicles : de en
  • DE627346C - Suitcase : de en
  • FR795203A - Box for concealed installation of electrical equipment in domestic installations : en fr
  • GB444186A - Improvements relating to the production of olefine oxides andof catalysts for use in such production : en
  • AT144839B - Beater mill. : de en
  • CH183032A - Refrigeration installation. : en fr
  • GB444046A - Improvements in or relating to door-closing and checking apparatus : en
  • CA356538A - High gloss nickel deposit formation : en fr
  • AU2106635A - An improved cone and/or cheese winder relating to textile machinery : en
  • CH183047A - Pump system with synchronous motor. : de en
  • AT144802B - Seating that can be converted into a bed. : de en
  • DE627148C - Propeller, especially for hydraulic propulsion : de en
  • FR795412A - Method and device for drying paper raw materials, such as cellulose, wood pulp, etc. : en fr
  • DE627109C - Round warp knitting machine : de en
  • FR795201A - New or improved spike for scaffolding : en fr
  • FR795439A - Holder for bottles and similar items : en fr
  • AT144916B - Fruit squeezer, in particular for grapes. : de en
  • CH182966A - Process for the production of a shiny, highly reflective surface of an object made of aluminum or its alloys. : de en
  • US2033261A - Leer : en
  • US2033584A - Machine for stuffing upholstery piping : en
  • US2033891A - Comb box for cards : en
  • FR795450A - Improvements to devices for exerting a clamping or friction action on rotating members, in particular for brakes or clutches of motor vehicles : en fr
  • GB443870A - Improvements in or relating to washable articles of wearing apparel : en
  • US2033572A - Clutch control mechanism : en
  • USD98869S - Design for panties : en
  • FR795267A - Improvements to stripping products : en fr
  • FR795430A - Automatic double weighing scale with indicator mechanism : en fr
  • DE627224C - Self-collecting, as an additional device for typewriters etc. Like. Usable locking and triggering device : de en
  • AT144836B - Electrolytic capacitor. : de en
  • FR795495A - Plain bearing improvements : en fr
  • US2033796A - Metallic packing : en
  • FR795296A - Device for automatic compensation of the variation in resistance of electrical circuits in thermoelectric traction systems : en fr
  • CH182979A - Holders for writing implements. : de en
  • GB443974A - Improvements in or relating to wind screens : en
  • DE627308C - Process for the production of shoe sheets consisting of individual strips and apparatus for carrying out the process : de en
  • DE627203C - Process for the production of multicolor sensitive collodion emulsion plates : de en
  • FR795436A - Standard articulated support system for unframed glass for use as vehicle windshields and similar uses : en fr
  • CA356378A - Lens : en fr
  • GB444477A - Improvements in cattle feeding apparatus : en
  • CH182963A - Process for increasing the viscosity of tars. : de en
  • USD98891S - Design for a strap for belts for : en
  • FR795456A - Improvements in reciprocal communication processes : en fr
  • FR795488A - Process for the preparation of sand molds for casting tubes and the like, by the centrifugation process : en fr
  • FR795235A - Device for reducing the recoil length of the guns : en fr
  • GB443892A - Method and apparatus for the hydrodynamic accumulation of energy and its utilisation : en
  • US2033821A - Accelerator control device : en
  • FR795475A - Casing assembly machine : en fr
  • DE627133C - Process for the production of pressure-dependent resistors : de en
  • GB444101A - Improvements in cutters for use in the manufacture of wood-wool : en
  • AT144920B - Device for driving piles, sheet piles or the like. : de en
  • GB444040A - Improvements in or relating to cable suspension bridges : en
  • FR795341A - Shoe with textile or other material upper and rubber sole with protective edge and its method of making : en fr
  • US2033842A - Manually controlled automatic balancing regulator : en
  • DK51369C - Device for Impulse Transmitters. : da en
  • US2033192A - Freight container : en
  • US2033285A - Liner for sink strainers : en
  • FR795490A - Device for indicating or counting any quantity, in particular quantity of electricity : en fr
  • CH182949A - Process for preparing bakery or pastry articles based on dough. : en fr
  • FR795340A - Protection of ship sheets against shellfish and corrosion : en fr
  • US2033239A - Shoe and method of manufacturing shoes : en
  • US2033542A - Mixed furyl-alkyl ketones : en
  • FR795334A - Smoking pipe : en fr
  • FR795246A - Motion transformer particularly applicable to automobiles as gear shifting : en fr
  • GB444059A - Improvements in the bleaching of undyed cotton and other cellulosic fibres : en
  • FR795224A - Automatic calendar mechanism connected to a pendulum movement and any timepiece providing total automaticity of the calendar : en fr
  • DE627324C - Process for the production of azo dyes on cotton pieces : de en
  • FR795432A - Emptying system for bathtubs : en fr
  • DE627068C - Method for reserving tints from ester salts of leukokuepen dyes : de en
  • GB444184A - Improvements in dyeing leather : en
  • DE627212C - Electrically heated economy hotplate : de en
  • DE627358C - Decorative strip or sheet : de en
  • USD98831S - Design for a plate ob similar : en
  • US2033746A - Brick lifting device : en
  • US2033724A - Paper container : en
  • AU2317835A - Improvement in braces or suspenders : en
  • CH182914A - Tight seal for a door, such as a door to a shelter from asphyxiating gases. : en fr
  • US2033303A - Jig clamping device : en
  • US2033516A - Stapling machine : en
  • GB443914A - Tool for use in opening valve bags : en
  • GB444173A - Improvements in the use of cathode-ray oscillographs with internal electrodes : en
  • FR795440A - High voltage fuse : en fr
  • GB443848A - Apparatus for the treatment of solids with liquids if desired in the presence of gases : en
  • US2033446A - Electric treater with diverging stream and method : en
  • US2033627A - Plant package watering device : en
  • US2033683A - Combination sinker and anchor for fishlines : en
  • US2033856A - Compounds of bentonite with organic bases and process of producing same : en
  • US2033391A - Border shade for rear view mirrors : en
  • US2033550A - Container : en
  • US2033772A - Clarinet : en
  • US2033805A - Method of and machine for the manufacture of continuous sheets of asbestos cement reenforced with wire netting : en
  • DE627127C - Device for achieving a reverberation effect : de en
  • DE627170C - Mercury vapor iron rectifier with an insulated cathode : de en
  • US2033614A - Inspecting means : en
  • US2033500A - Settled solids removing apparatus : en
  • US2033592A - Drill pipe protector : en
  • USD98889S - Design for a chair : en
  • FR795247A - Card that can be used as a toy and as an advertising item : en fr
  • GB443910A - Improvements in or relating to electric discharge devices : en
  • US2033244A - Hinge : en
  • US2033352A - Wheel alignment tester : en
  • US2033863A - Wheel : en
  • CA356455A - Air conditioning apparatus : en fr
  • CA356379A - Legging : en fr
  • US2033549A - Automatic coal sampler : en
  • US2033599A - Stapling device : en
  • US2033517A - Heating device : en
  • US2033604A - Ring sundial : en
  • US2033452A - Process for the chemical stabilization of paper and product : en
  • CA356409A - Concrete pipe joint : en fr
  • CH182908A - Wooden beam ceiling. : de en
  • USD98854S - Design for an ensemble dress : en
  • CA356508A - Faucet : en fr
  • CH182958A - Process for the preparation of a new ester of 2-phenylquinoline-4-carboxylic acid. : de en
  • CH182988A - Machine gun firing device. : en fr
  • CA356382A - Mash treating apparatus : en fr
  • US2033168A - Ditcher : en
  • CH182996A - Method for recording and playing back sound films. : de en
  • CA356394A - Combustion furnace control system : en fr
  • US2033257A - Percussive tool valve : en
  • DK51356C - Process for refining aluminum alloys. : da en
  • CH182934A - Crimmer-like tissue and process for its manufacture. : de en
  • FR795452A - Tobacco pouch : en fr
  • USD98843S - Design for a plate or similar article : en
  • GB443897A - Improvements in fastenings for metal casement windows : en
  • AT144933B - Change transmission with switching device for bicycles and. like : de en
  • AT144872B - Mechanical inverter or converter. : de en
  • AT144940B - Overtaking sign device for vehicles. : de en
  • AT144913B - Large cattle feed trough. : de en
  • US2033195A - Cake and method of making same : en
  • AT144902B - Process for the production of a floor or the like. : de en
  • FR795353A - Advanced central heating : en fr
  • US2033860A - Extension shelf for refrigerators : en
  • CA356402A - Tool : en fr
  • CH183088A - Ampoule container. : de en
  • CH183101A - Cycle with speed change. : en fr
  • CA356384A - Speed gear : en fr
  • US2033872A - Ventilating window mechanism : en
  • USD98830S - Design fob a plate ob similar : en
  • AT144863B - Tensioning device for electrical cords u. like : de en
  • US2033723A - Direct-reading radiogoniometer : en
  • FR795251A - Improvements to items such as collars, mock collars, shirt sets, and the like : en fr
  • CH183094A - Device on vehicles intended in particular for off-road driving to support the upper part on the wheels via swinging half axles. : de en
  • DE627307C - Process for the manufacture of footwear : de en
  • CA356366A - Water motor : en fr
  • AT144934B - Padlock for bicycles and motorcycles. : de en
  • CA356426A - Roofing device : en fr
  • CH183034A - Electric accumulator with electrolyte under pressure. : en fr
  • DE627163C - Method and device for curling unvulcanized thin rubber sheets : de en
  • US2033620A - Faucet : en
  • US2033625A - Tensioning apparatus : en
  • AU2252035A - Improvements relating to token systems of traffic control for railways andthe like : en
  • CA356492A - Low oxygen steel production : en fr
  • CH182961A - Process for the production of a new azo dye. : de en
  • AU2153735A - Improvements in or relating to high frequency electrical oscillators and transmitters : en
  • US2033848A - Fruit and vegetable washing machine : en
  • USD98896S - Design fob a shoe : en
  • CH183058A - Gas container with a harmonica-like jacket. : de en
  • CH183096A - Power unit provided with a piston engine, in particular for motor vehicles. : de en
  • AT144835B - Device for removing the weld burr that occurs when the longitudinal seam of pipes is welded shut. : de en
  • AT144847B - Power transmission system. : de en
  • CH183059A - Bulb for electric discharge tubes or incandescent lamps, which is hermetically sealed with a body made of glass. : de en
  • DE627156C - Cigar wrapping machine : de en
  • FR795309A - Process for the preparation of plastic waterproofing products based on vulcanized rubber waste and products obtained by this process : en fr
  • CA356397A - Holder for doors, gates and windows : en fr
  • DE627191C - Mechanical round loom : de en
  • DE627329C - Process for the preparation of purified glandular hormone preparations : de en
  • US2033653A - Sluice rack cleaner : en
  • FR795222A - New type of bodywork for children's cars : en fr
  • FR795483A - Portable gas fire starter for all types of fireplaces : en fr
  • US2033622A - Elongation testing machine : en
  • US2033823A - Synthetic resins and process of making same : en
  • CH183095A - Endless track bandage. : en fr
  • AT144917B - Propulsion of motor vehicles with two internal combustion engines. : de en
  • CA356432A - Refrigeration apparatus : en fr
  • CH183108A - Heat-insulated handle for cooking vessels. : de en
  • USD98850S - Design for a deck of playing cards : en
  • US2033780A - Direction signal for automobiles : en
  • US2033824A - Record cutting head : en
  • CA356444A - Hydrocarbon hydrating process : en fr
  • CA356540A - Ear protector : en fr
  • CA356412A - Scrap battery plate treating method : en fr
  • CA356495A - Steel dephosphorizing process : en fr
  • CH183018A - Automatic control device with stepped piston. : de en
  • US2033885A - Impregnating pitch and process and product utilizing it : en
  • CA356443A - Halogenated acetylene polymer production : en fr
  • FR795491A - Process for obtaining pure white zinc oxide starting from zinc oxide or impure zinc hydroxide or substances containing zinc carbonate : en fr
  • CA356521A - Hydraulic cement : en fr
  • CH183080A - Measuring arrangement with an amplifier circuit, in particular for remote measurement purposes. : de en
  • US2033544A - Waxing and polishing compositions : en
  • US2033253A - Polishing and coloring wheel : en
  • US2033577A - Pump : en
  • US2033586A - Gate operating device for automatic weighing machines : en
  • DE627151C - Spindle drive for double-sided spinning, twisting and similar textile machines : de en
  • FR795205A - Bogie suspension : en fr
  • AU2108335A - Improvements in or relating to buckle or like dies : en
  • DE627318C - Saemereiaausleler with fast rotating cell drum : de en
  • AT144858B - Gear spinning pump. : de en
  • AU2353835A - Improvements in pipe connections : en
  • CH183037A - Cooling device for electrical machines. : de en
  • DE627363C - Device for the matching limitation of the image sections in the recording device and viewfinder : de en
  • AU2408735A - Sound reproducer : en
  • USD98887S - Design for a chest : en
  • AT144925B - Bicycle. : de en
  • CH183102A - Change gears for bicycles, motorcycles and the like. : de en
  • CH183017A - Pipe. : de en
  • AT144915B - Line caster. : de en
  • US2033574A - Piepan : en
  • US2033734A - Screen : en
  • US2033771A - Bearing : en
  • US2033870A - Tree cavity filler : en
  • AT144935B - Suspension for motor vehicles. : de en
  • DE627276C - Process for dyeing vegetable fibers using alkali salts of tetrasulphuric acid esters of tetrahydro-1, 2-2 ', 1'-dianthraquinonazine and its derivatives : de en
  • GB444110A - Manufacture of blue pigment colours : en
  • GB443932A - Improvements in or connected with valve means of gas meters : en
  • FR795278A - Improvements in the manufacture of electrical conductors : en fr
  • CA356424A - Window slide : en fr
  • CH183092A - Chassis with central longitudinal member. : de en
  • US2033810A - Internal combustion engine : en
  • USD98906S - Design for a hat : en
  • US2033124A - Acoustical fiberboard and method of forming same : en
  • US2033742A - Autographic register : en
  • DE627355C - Embossing calender with coupled rollers : de en
  • AT144880B - Toilet seat. : de en
  • CH182945A - Orthopedic footwear and process for their manufacture. : de en
  • CH183089A - Tube. : de en
  • CA356370A - Poultry plucking method : en fr
  • CH183054A - Arrangement for metal vapor ion valves to maintain the high vacuum. : de en
  • USD98846S - Design fob a plate or similar article : en
  • CA356529A - Headlight : en fr
  • CH182951A - Safety fermentation valve. : de en
  • DE627199C - Airtight introduction of a conductor into a vessel made of quartz : de en
  • AU2153335A - Improvements in and relating tothe anodic treatment of aluminium and its alloys : en
  • US2033478A - Sign apparatus : en
  • US2033548A - Mixed furyl-alkyl ketones : en
  • USRE19887E - Panel circuit breaker : en
  • CH182950A - Process for the production of baker's yeast from brewer's yeast. : de en
  • DE627300C - Safety device : de en
  • GB444024A - Improvements in feeding device : en
  • CA356479A - Rubber preservation : en fr
  • AT144911B - Method and device for the manufacture of filter mouthpieces or the like containing cigarettes. : de en
  • CA356476A - Wire spring : en fr
  • US2033644A - Retort lining : en
  • US2033348A - Automatic air coupler : en
  • US2033761A - Combination article display-container and traveling-case : en
  • CA356519A - Transfer paper : en fr
  • CA356493A - Metal processing with slags : en fr
  • CA356494A - Steel dephosphorizing process : en fr
  • CH183015A - Radial plain bearings for grease lubrication. : de en
  • AU2205235A - Improvements in and relating to fixed charge devices for prepayment mechanism : en
  • US2033360A - Protecting device for spark plugs : en
  • US2033418A - Electric treater for emulsions : en
  • US2033387A - Reflector : en
  • AU2160535A - Improvements inthe production of knock-stable and/or antiknock motor fuels by destructive hydrogenation : en
  • DK51364C - Procedure for Conversion of Hydrocarbon Oils. : da en
  • FR795230A - Sanitary napkin, children's diaper and the like : en fr
  • GB443889A - Improvements in domestic clothes drying apparatus : en
  • CH183098A - Anti-skid device for vehicle spoked wheels. : de en
  • DE627401C - Ball joint on shift rods u. like : de en
  • FR795217A - Iron core for high frequency with thread obtained by pressing : en fr
  • FR795225A - Anti-aircraft defense device : en fr
  • US2033834A - Slat for venetian blinds : en
  • AT144814B - Induced flue gas preheater. : de en
  • AT144900B - Process for coating metals with protective layers containing phosphate. : de en
  • CA356505A - Metal rod fastening means : en fr
  • CH182924A - Furniture with adjustable table top. : de en
  • US2033346A - Brush gatherer : en
  • CA356498A - Copper purifying process : en fr
  • CH182916A - Flagpole holder for windows. : de en
  • DE627410C - Counter for roll film cameras : de en
  • CA356515A - Foot arch support : en fr
  • FR795333A - Filter canister for gas protection : en fr
  • GB443915A - Improvements in or relating to heat insulation : en
  • FR795273A - Automatic compensating diffuser for carburetor : en fr
  • GB444244A - Improvements in the manufacture and production of highly viscous oils : en
  • CH182923A - Device for ventilating mattresses. : de en
  • US2033835A - Driving mechanism : en
  • US2033896A - Tire building apparatus : en
  • CA356453A - Hydrocarbon oil processing : en fr
  • US2033433A - Pedal mechanism : en
  • AU2155235A - Improvements in brake mechanism for vehicle wheels : en
  • US2033179A - Vacuum cleaner dust bag emptying means : en
  • US2033866A - Process for the production of aliphatic or cycloaliphatic primary amines : en
  • USD98874S - lewis : en
  • US2033523A - Seesaw : en
  • DE627143C - Sound recording device for plate-shaped Tonkoerper : de en
  • FR795352A - Interruptive electrical outlet plug : en fr
  • FR795220A - Improvements relating to soaps and their manufacture : en fr
  • GB443899A - Process for treating ammoniacal liquors : en
  • GB444056A - Improvements in or relating to apparatus for measuring the thickness, moisture content or other characteristics of materials : en
  • CH182970A - Process for applying the carbon paper ink to the paper web in the production of carbon papers, carbonless forms and the like. : de en
  • US2033787A - Carbohydrate derivatives and process of making the same : en
  • AT144887B - Dry shaving device. : de en
  • CH183013A - Collar holder. : de en
  • US2033701A - Fishing device : en
  • DE627232C - Process for the production of feed yeast from raw potatoes : de en
  • DE627283C - Cable entry for waterproof junction boxes : de en
  • GB443869A - Improvements in or relating to the preservation or conservation of slaughtered animals : en
  • US2033270A - Fuel measuring and registering device : en
  • USD98842S - Design fob a plate or similar article : en
  • US2033479A - Electric phonograph pickup : en
  • DE627116C - Steam burner designed as a long burner for heating purposes : de en
  • CA356437A - Coating colouring material : en fr
  • CH182936A - Device for selecting and controlling needles by Jacquard mechanics in straight knitting looms. : en fr
  • GB443955A - Improvements in and relating to diazo-type printing processes : en
  • GB443973A - Improvements in and relating to lanterns for electric lamps : en
  • US2033775A - Paper container : en
  • US2033902A - Lens-stereoscope : en
  • US2033175A - Block construction for boiler tubes and the like : en
  • US2033310A - Machine for making cigar rolls : en
  • US2033461A - Fluid pressure brake : en
  • FR795256A - Vibro-oscillating box device : en fr
  • FR795272A - Improvement in the insulation of the ends of the windings of high and very high voltage transformers : en fr
  • GB444038A - Improvements in and relating to thermostats : en
  • US2033547A - Coal tar distillates and processes of preparing the same : en
  • GB443849A - Improvements in and relating to electric clocks : en
  • GB443916A - Manufacture of 3:4:6-triaminoquinolines : en
  • GB443961A - Improvements in shears : en
  • US2033189A - Valve mechanism : en
  • US2033817A - Test-card scoring apparatus for : en
  • USD98884S - Design for a box : en
  • FR795241A - Formwork system for the construction of reinforced concrete floors : en fr
  • GB443884A - Improvements in and relating to cores for high-frequency coils : en
  • US2033699A - Electric projection lamp : en
  • USD98852S - Design for an insect exterminator : en
  • AT144930B - Impact device with power drive. : de en
  • CA356392A - Race track barrier carrier : en fr
  • US2033415A - Visible coin slot mechanism : en
  • US2033893A - Overhead door : en
  • FR795312A - Improvements to drill chucks : en fr
  • US2033399A - Cushion heel : en
  • US2033407A - Antiskid device : en
  • US2033879A - Handle for suitcases and the like : en
  • US2033684A - Separation of tertiary butyl alcohol : en
  • US2033552A - Power operated machine for manicuring and like operations : en
  • FR795459A - Tube fitting : en fr
  • DE627139C - Process for the production of weft knitted fabrics on the flat weft knitting machine : de en
  • GB444072A - Improvements in or relating to machines for verifying perforated records : en
  • GB443976A - Capacity measuring instrument : en
  • CH183022A - Steam or gas turbine. : de en
  • US2033668A - Grinding wheel and treatment thereof : en
  • US2033200A - Single phase motor : en
  • US2033624A - Elongation testing machine : en
  • US2033160A - Method and apparatus for measuring depths : en
  • US2033166A - Means for supercharging internal combustion engines : en
  • USD98844S - Design for a plate or similar article : en
  • DE622431C - Hydraulic braking device for motor vehicles : de en
  • AT144889B - Spring-loaded steel holder for parting tools, form knives, etc. like : de en
  • DE627104C - Electrically heated salt bath oven : de en
  • DE627149C - Automatic locking bolt for double-leaf doors : de en
  • FR795413A - Improvements to joints or flexible supports : en fr
  • US2033798A - Quarry car : en
  • US2033188A - Glass cutting apparatus : en
  • US2033440A - Apparatus for the production of music : en
  • US2033698A - Absorbent material and process of making the same : en
  • FR795270A - Improvements in adjusting the flow rate of a pipeline as a function of a physical variable : en fr
  • US2033337A - Bifocal distance sound concentrator : en
  • DE627118C - Manufacture of preparations containing borofluoric acid salts : de en
  • CA356361A - Door : en fr
  • CH182937A - Mixture suitable for bleaching, washing and cleaning, especially for use in water containing iron. : de en
  • DE627328C - Process for the production of red lead : de en
  • US2033518A - Mixing device : en
  • USD98895S - Design for a washing machine : en
  • US2033571A - Aircraft having freely rotative sustaining means : en
  • US2033619A - Substage lamp : en
  • FR795387A - Device for distinguishing between positive edge and negative edge alternating current pulses, and aircraft guidance applications : en fr
  • GB443923A - Sewing machine attachment for use in carpet work : en
  • US2033632A - Method and apparatus for producing hollow antennas : en
  • USD98886S - Design fob a lamp : en
  • US2033213A - Sedimentation apparatus : en
  • FR795302A - Devices for automatic centering of brake shoes : en fr
  • FR795448A - Wood preservation process : en fr
  • GB444169A - Improvements in or relating to the stripping of dyes from textile materials : en
  • GB443975A - Improvements in and relating to belts for magnetic separator drums or pulleys : en
  • US2033171A - Brake shoe key : en
  • US2033400A - Hygienic container : en
  • US2033689A - Roof structure : en
  • AT144826B - Electric incandescent lamp with incandescent body, in particular made of tungsten and tungsten arc lamps. : de en
  • US2033108A - Flame-producing mechanism and associated receptacle : en
  • US2033469A - Whirler for printing plates : en
  • US2033214A - Spool holder : en
  • FR795401A - Spinning fishing reel : en fr
  • CA356537A - Undergarment : en fr
  • CH183003A - Process for the production of permanent magnets. : de en
  • DE627088C - Process for the manufacture of tire covers for balloon tires : de en
  • DE627134C - Device for measuring the respective length and the degree of compensation of a high-voltage network provided with inductive earth fault protection : de en
  • DE627223C - Portable and drivable wheel pressure compensator : de en
  • US2033378A - Signal for automobiles and the like : en
  • US2033556A - Weaving shuttle : en
  • CH182971A - Assembly of cards. : en fr
  • US2033655A - Method of and apparatus for making ball-tassels : en
  • US2033769A - Ventilator mechanism for vehicles : en
  • FR795365A - Stretcher-chair for patients : en fr
  • US2033173A - Electric light holder, especially for holiday wreaths : en
  • US2033900A - Method of formation of radiator shells : en
  • CH182960A - Process for the preparation of a chromium complex compound of an azo dye. : de en
  • USD98838S - Design fob a plate ob similab abticle : en
  • FR795414A - Process for the sizing of fibrous materials : en fr
  • CA356454A - Anti-friction bearing : en fr
  • AT144926B - Soil excavation machine for digging trenches and narrow channels. : de en
  • CH182941A - A piece of laundry made up of several interconnected layers and a process for its manufacture. : de en
  • CH182982A - Ski binding. : de en