• US2252458A - Grounded plate amplifier : en
  • CA398669A - Tree protecting device : en fr
  • CH216268A - Process for the preparation of p, p'-tetraethoxymethylenediaminodiphenyl sulfone. : de en
  • US2252277A - Molded porous electrical brush and the like : en
  • US2252154A - Fuel feeding control system : en
  • CA398579A - Cathode ray tube : en fr
  • US2252168A - Well bit : en
  • DE709257C - Debris grate for emergency exit shafts : de en
  • DE709269C - Method and device for controlling grain preparers, dryers or the like. : de en
  • US2252239A - Fluid sampling device : en
  • US2251925A - Toaster : en
  • CH216147A - Reverse draft oven for charring wood. : en fr
  • CH216174A - Stapler. : de en
  • US2252174A - Vent valve : en
  • US2252511A - Replacement bracket jig : en
  • DK58936C - Automatic Adjustment device by a Centrifugal controller connected to an Electric Generator. : da en
  • CA398583A - Fluid adsorption apparatus : en fr
  • CA398658A - Colour print : en fr
  • CA398625A - Typewriting machine : en fr
  • US2252000A - Method of making bubble caps : en
  • CH216162A - Process for producing a water-soluble compound. : de en
  • US2252002A - Telephone and other electric wave transmission systems : en
  • US2252031A - Apparatus for activating cement on shoe soles : en
  • AT160612B - Process for the preparation of androstanol- (3) -one- (17) or of androstandiol- (3.17) or their stereoisomers. : de en
  • DE709444C - Spring strut for aircraft landing gear : de en
  • ES145275A1 - An improvement in electrical cables. : en es
  • US2252062A - Communication system using modulated waves : en
  • US2251914A - Method of printing textiles : en
  • US2252079A - Retractable gun mount : en
  • US2252108A - Tire tool : en
  • CA398594A - Food handling device : en fr
  • ES145112A1 - Procedure for the manufacture of self-lighting signs and advertisements by reflection using a mirror made of pleated brass, chromed and polished. : en es
  • GB538638A - Improvements in resilient joints or mountings : en
  • US2252660A - Hydraulic device for stabilizing and steering purposes : en
  • DE709341C - Temperature regulator with piston seat valve : de en
  • ES147311A1 - Improvement of the methods and apparatus for the manufacture of special baking flour or improvements related to said methods and apparatuses. : en es
  • ES5643Y - Leaf spring axle for cars and trailer vehicles in general. : en es
  • DE709271C - Light cell edge control, especially for paper or fabric webs : de en
  • GB538718A - Manufacture of acid salts of quaternary ammonium bases : en
  • US2251982A - Railway car coupler : en
  • US2252430A - Composite flooring product : en
  • CH216276A - Capacitive control arrangement with a differential capacitor. : de en
  • GB538629A - Improvements in or relating to tobacco pipes : en
  • CA398588A - Protein product : en fr
  • AU286640A - Process and apparatus for obtaining motor spirit, andthe like from shale, coal, lignite, andother material : en
  • US2251923A - Ionic discharge tube : en
  • US2252123A - Method of producing moire patterns : en
  • US2252583A - Device to increase depth-sharpness and clearness of photographs : en
  • US2252111A - Method of manufacturing asphalts : en
  • US2252287A - Surface processing device : en
  • US2252484A - Die holder : en
  • DE709422C - Apparatus and method for the continuous treatment of metals with gases : de en
  • GB538781A - Improvements in roof structures : en
  • US2252194A - Wheel : en
  • US2252025A - Shelf attachment for ladders : en
  • US2252247A - Band brake : en
  • US2252329A - Bending device : en
  • US2252006A - Sound-picture film and method of printing the same : en
  • US2252345A - Coating sheet material : en
  • US2252644A - Speed controlling device : en
  • US2252014A - Instrument for indicating and recording the weight and viscosity of slush used in rotary drilling of wells : en
  • US2252364A - Phase corrector for multiplex telegraph systems : en
  • US2252016A - Walking hobbyhorse : en
  • CH216159A - Protective vest. : de en
  • US2252073A - Bulb protector : en
  • US2252235A - Bottle carrier : en
  • US2252337A - Orifice disk : en
  • USD128891S - Dress ensemble : en
  • CA398596A - Screw and washer assembling machine : en fr
  • US2252397A - Acceleration of the curing of surface covering materials : en
  • USD128863S - Design for a dress : en
  • CH216237A - Coal pressure regulator. : de en
  • CH216243A - Discharge tube arrangement to achieve negative resistances and capacitances. : de en
  • ES4478Y - A catamenial device : en es
  • USD128912S - Design fob a dress : en
  • US2252167A - Printing plate locking : en
  • US2252360A - Container and method of making same : en
  • USD128829S - Design fob a spoon or similar article : en
  • USD128882S - Design fob a dress : en
  • DE709272C - Device for automatic control of several centrifugal pumps in a system : de en
  • DE709410C - Process for melting glass : de en
  • DE709285C - Pupinized cable system intended for repeated assembly and dismantling : de en
  • DE709332C - Mill firing : de en
  • US2251942A - Apparatus for dispensing : en
  • DE709250C - Spring suspension of rocker arms for motor vehicles : de en
  • ES5601Y - Inextensible strap for sewing machines and the like. : en es
  • DE709300C - Process for sensitizing halide silver emulsions : de en
  • ES5300Y - Special binding book. : en es
  • US2252480A - High speed internal combustion engine : en
  • ES146344A1 - An improved waterproofing agent with the corresponding method for its manufacture and application. : en es
  • DE709339C - Device for reducing the bearing load on weighing equipment : de en
  • US2252049A - Linear amplifying system : en
  • USD128786S - Design for a lighting fixture : en
  • DE709446C - Device on fluid brake devices, in particular for motor vehicles, with a valve which regulates the fluid flow between the master pressure cylinder and the brake cylinders arranged on the vehicle front wheels : de en
  • US2252266A - Attachment for single or two thread chain over stitch producting machines : en
  • US2251983A - Process for making vinyl esters and other esters of unsaturated alcohols : en
  • US2252452A - Control system : en
  • DE709276C - Process for the production of cleaning and laundry detergents by sulfonating fatty oils : de en
  • US2252215A - Invalid or overbed table and the like : en
  • US2252341A - Sextant and similar instruments for angular measurement : en
  • US2252469A - Letter-stamping machine : en
  • US2252046A - Furnace : en
  • US2252599A - Television receiver synchronizing system : en
  • US2252242A - Gas and vapor cleaning apparatus : en
  • US2252339A - Driving signal for vehicles : en
  • US2252350A - Windshield cleaner construction : en
  • US2252387A - Refrigeration thermometer : en
  • AU295540A - Improvements in and relating to superchargers for engines driven by producer or similar gas : en
  • CA398604A - Surge arrester : en fr
  • CH216151A - Device for holding carpet runners. : de en
  • CH216252A - Polarized single coil relay. : de en
  • US2252218A - Seat slide structure : en
  • GB538590A - Improvements in or relating to electromagnetic remote control devices : en
  • ES4708Y - New slide fasteners : en es
  • ES5501Y - Mechanized device for the use and application of tables of interest. : en es
  • CH216302A - Process for the production of a new condensation product. : de en
  • GB538715A - An improved method for reacting tertiary hydrocarbons and olefins : en
  • US2252317A - Refractory building material : en
  • US2252604A - Process for hardening copper : en
  • US2252563A - Motion picture camera : en
  • US2252654A - Packaged goods dispenser : en
  • US2252055A - Staple fiber yarn : en
  • US2252646A - Woven fabric : en
  • US2251927A - Slide for sport, amusement, and artistic purposes : en
  • GB538773A - Improvements in shaft bearings : en
  • US2252132A - Antifriction roller for skates and the like : en
  • USRE21872E - Tape regulating device for stock : en
  • DE709283C - Four-wire telecommunication cable with several groups of wires stranded into bundles or layers and screens arranged over the bundles or layers : de en
  • CH216325A - Process for the production of a sulfur dye. : de en
  • US2252521A - Cellulose ether varnish and method of making it : en
  • GB538769A - A process for preparing syrup for use in pineapple canning : en
  • US2251935A - Germicidal soap : en
  • US2252533A - Metallic structure : en
  • ES147313A3 - An improved machine for molding glass. : en es
  • US2252015A - Optical pyrometry : en
  • US2252424A - Rail flaw detector mechanism : en
  • USD128875S - Design fob a dress : en
  • GB538598A - Improvements in or relating to machines for copying documents : en
  • GB538735A - Improvements relating to the manufacture of asbestos-cement and like products : en
  • ES5932U - A stopper with applicator device for cream jars, etc. (Machine-translation by Google Translate, not legally binding) : en es
  • US2252667A - Catalytic apparatus : en
  • ES6064U - Detachable winder (Machine-translation by Google Translate, not legally binding) : en es
  • AT160591B - Process for the preservation of liquids containing colloids. : de en
  • CH216138A - Front window in front of an interior window with bars. : de en
  • GB538711A - Improvements in treating materials with alkaline reagents and reagents therefor : en
  • US2252462A - Package : en
  • US2251905A - Lawn mower : en
  • CA398566A - Intravenous medicinal preparation : en fr
  • CA398652A - Screw : en fr
  • CH216259A - Mixing tap for gas burners. : de en
  • DE709266C - Centrifugal compressor : de en
  • US2252298A - Food package : en
  • CA398623A - Vibration fatigue testing machine : en fr
  • AU85040A - Improvements in or relating to cooking stoves : en
  • US2251958A - Telephony : en
  • AT160601B - Process for the production of chemically stiffened, air and moisture permeable laundry items. : de en
  • US2251929A - Television control system : en
  • US2251940A - Sulphonic derivatives : en
  • US2251987A - Container : en
  • US2252138A - Process for production of thioethers : en
  • US2252157A - Insulating bat : en
  • DE709447C - Synchronization control method, especially for multi-screw marine power plants : de en
  • GB538721A - Improvements in hard alloys : en
  • DE709389C - Process for working up rubber conversion products obtained by isomerization of rubber : de en
  • FR866458A - Method and device for improving combustion in boilers : en fr
  • FR866481A - Multiple telecommunication method applicable in particular to television. color vision : en fr
  • GB538688A - An improved device for winding balls of wool, thread and the like : en
  • US2252263A - Method and arrangement for the transmission of images : en
  • US2252566A - Open side clevis : en
  • DE709366C - Process for the production of a feed containing protein and carbohydrates : de en
  • FR866436A - Radio lighthouse : en fr
  • CH216244A - Process for applying layers, for forming an electrode system. : de en
  • CH216241A - Method for achieving a vacuum-tight seal at the ends of the tubular porcelain housing of a cartridge fuse especially intended for high voltage. : de en
  • US2252560A - Wire strapping tool : en
  • DE709255C - Sandbag : de en
  • FR866476A - Development in the antennas : en fr
  • US2252441A - Sharp-edge deflection : en
  • CH216154A - Food transport and service trolleys. : de en
  • DE709260C - Electrically heated furnace with built-in circulator for the furnace atmosphere : de en
  • US2251913A - Electrode for storage batteries : en
  • US2252163A - Wheel : en
  • US2252190A - Sanding block : en
  • DE709432C - Hanging device for mirrors : de en
  • US2252228A - Automobile exhaust pipe extension : en
  • AU173740A - Improvements in or relating to impregnated fibrous materials : en
  • CH216340A - Process for the preparation of an androstenedione. : de en
  • DE709456C - Method of stabilizing vitamin C. : de en
  • GB538682A - A new or improved cable connector : en
  • USD128799S - Design for a gift package : en
  • US2252050A - Apparatus for circulating drilling fluids : en
  • US2252587A - Manufacture of granular coated products : en
  • USD128845S - Design for a coat : en
  • NL50895C - : en
  • CH216283A - Packaging method, packaging obtained by this method and device for carrying out the method. : en fr
  • DE709440C - Circulation pump with side channel for pumping liquids, gases or vapors : de en
  • US2252642A - Hydraulic coupling : en
  • US2252565A - Electron discharge device : en
  • FR866488A - Device capable of functioning as a pump or compressor : en fr
  • FR866495A - Advanced combustion engine : en fr
  • CH216212A - Method and device for vulcanizing articles made of rubber. : de en
  • ES147060A1 - Procedure of construction of a step cast of construction materials. : en es
  • US2252191A - Small animal incubator : en
  • DE709319C - Drive for escalators : de en
  • GB538660A - Improvements in or relating to elevators : en
  • US2251908A - Heel grading machine : en
  • US2252005A - Cutting tool : en
  • US2252282A - Sound film reproducing system : en
  • DE709385C - Device for chopping vegetables, fruits u. like : de en
  • US2252124A - Sign : en
  • US2252546A - Sliver drawing mechanism : en
  • GB538609A - Improvements in and relating to the sealing of cartons : en
  • GB538689A - Improvements in or relating to screening apparatus : en
  • US2252026A - Automatic battery liquid filler : en
  • GB538774A - Improvements in oscillating mechanisms : en
  • US2252498A - Apparatus for feeding glass flares : en
  • USD128854S - Design fob a negligee : en
  • USD128920S - Design fob a dress : en
  • DE709337C - Use of lead alloys for battery plates : de en
  • US2251972A - Hydraulic transmission : en
  • US2252354A - Pickup baler : en
  • USD128837S - Vernon broom rack : en
  • US2252417A - Shoe : en
  • US2252246A - Optical system : en
  • GB538666A - Improvements in and relating to releasable pipe joints as used in well drilling : en
  • US2252142A - Air conditioning system : en
  • US2252629A - Supervisory signal system : en
  • US2252404A - Replaceable heel : en
  • DE709281C - Multiple telephony system : de en
  • DE709412C - Method and device for checking the determination of the reference values for shooting at moving targets : de en
  • US2252029A - Sealed motion transmitting device : en
  • US2252312A - Locking device for grain dump piston columns : en
  • DE709301C - Process for sensitizing halide silver emulsions : de en
  • GB538606A - Improvements in or relating to direction indicators for road vehicles : en
  • GB538726A - Improvements in or relating to milling, engraving and like copying machines : en
  • US2252428A - Infant's bathing device and filling hose and spray accessory therefor : en
  • USD128819S - Design fob a hand truck : en
  • FR866466A - Method of making preserves : en fr
  • GB538661A - Improvements in and relating to photo-mechanical colour printing processes : en
  • US2252223A - Valve seat grinder stone carrier assembly : en
  • US2252680A - Pressure indicator for tires : en
  • ES5384U - Jacket guides for "jacquard" machines (Machine-translation by Google Translate, not legally binding) : en es
  • ES6078U - Sack for carbons for gasogens. (Machine-translation by Google Translate, not legally binding) : en es
  • FR866413A - Window refinements : en fr
  • US2252440A - Dynamoelectric machine : en
  • US2252648A - Device for clamping cranes and the like : en
  • ES6066U - Template for footwear of the good-year type. (Machine-translation by Google Translate, not legally binding) : en es
  • FR866425A - Process for enriching natural graphite and apparatus for implementing this process : en fr
  • GB538728A - Improvements in closures for liquid containers : en
  • GB538635A - Improvements in or relating to the production of esters and ether-esters : en
  • ES143953A1 - Procedure to perform chemical reactions. : en es
  • GB538619A - Improvements in or relating to the manufacture of polyamines : en
  • US2251953A - Stabilized hydrocarbon composition : en
  • US2252051A - Engine : en
  • GB538743A - A process for preparing 2-alkyl-4-amino-5-carbalkoxy-pyrimidines : en
  • GB538783A - An improved mechanical torque-conversion mechanism : en
  • FR866407A - Magnetic gauge : en fr
  • US2251968A - Process for the production of very pure magnesium from magnesium ores : en
  • US2252572A - Combined thixotrometer and viscosimeter : en
  • CH216247A - Contact spring device for electrical devices such as relays, buttons, switches and the like. : de en
  • DE709408C - Paint binders : de en
  • ES5426U - Bra for men's shirt collars (Machine-translation by Google Translate, not legally binding) : en es
  • GB538736A - Improvements in processes for treating coal : en
  • ES6059U - Case for clinical thermometers. (Machine-translation by Google Translate, not legally binding) : en es
  • US2252265A - Potato cutting and sorting machine : en
  • ES142702A1 - A procedure for making an ice cream. : en es
  • GB538741A - Improvements in or relating to the driving mechanism of machines for milling and fulling woven textile or other materials : en
  • GB538607A - Improvements in or relating to electric systems for the transmission of statistical data : en
  • USD128877S - Design fob a dress : en
  • NL50941C - : en
  • US2252411A - Solder : en
  • US2252271A - Product and process for plugging formations : en
  • US2252517A - Basing machine : en
  • US2252209A - Process of making heat-exchange elements : en
  • CH216179A - Carbon paper box with sheet lifter. : de en
  • DE709369C - Method for monitoring the distillation or rectification process of liquid mixtures by concentration in a small column : de en
  • ES5348Y - Game for children to form pictures or mosaics by means of tiles. : en es
  • FR866470A - Multipurpose rural vehicle : en fr
  • GR9606B - DOCUMENT RECORDING FILE. : el en
  • USD128900S - Design fob a deess : en
  • US2252184A - Loom harness : en
  • GB538648A - Improvements in constructional metal work : en
  • GB538662A - Improvements in or relating to potato planting and harvesting machines : en
  • GB538653A - Improvements in or relating to optical objectives : en
  • FR866489A - Improvements to three-brush generators : en fr
  • GB538701A - Improvements in and relating to fastening means for flexible members : en
  • US2251954A - Temperature compensation for pressure actuated indicators : en
  • US2252276A - Air-cooled cylinder head : en
  • GB538691A - Improvements in portable writing appliances : en
  • DE709275C - Process for the production of high molecular weight aliphatic oxygen-containing compounds : de en
  • DE709261C - Device for the automatic regulation of the heating of railroad cars : de en
  • FR866494A - Self-locking clip : en fr
  • ES5944U - Multiple litter system perfected. (Machine-translation by Google Translate, not legally binding) : en es
  • FR866449A - Heat treatment improvements : en fr
  • US2252249A - Towel and washcloth bar : en
  • USD128904S - Design for a dress ensemble : en
  • US2252460A - Conveyer : en
  • DK58939C - Door closer. : da en
  • GB538751A - A sheet metal fastening device for use with a threaded member : en
  • USD128821S - Instrument for determining the light-fastness of color : en
  • CA398631A - Chlorine and nitrate production : en fr
  • GB538667A - New or improved means for governing internal combustion engines : en
  • FR866421A - Plow : en fr
  • GB538647A - Improvements relating to the construction of piles, caissons and the like in situ : en
  • GB538613A - Improvements in or relating to suction cleaners : en
  • US2252526A - Outside type seal : en
  • GB538692A - Improvements in or relating to prepayment gas and like meters : en
  • FR866419A - Apparatus for trenching and channel excavation : en fr
  • FR866455A - Electric cable for power transmission : en fr
  • FR866403A - Improvements to internal combustion engines : en fr
  • USD128846S - Design foe a textile fabric : en
  • DE709442C - Command post in aircraft for recumbent shooters aiming in chest position : de en
  • DE709411C - Device for the automatic opening and closing of the lock of barrel recoil guns : de en
  • FR866483A - Improvements to quenching baths : en fr
  • FR866452A - Improvements to weaving looms using fixed devices for weft feeding : en fr
  • US2252270A - Perforating device : en
  • USRE21873E - Le roy n : en
  • FR866404A - Advanced portable shower fixture : en fr
  • FR866406A - Method for constructing aerodyne elements such as airplane wings, and means for implementing this method : en fr
  • US2252372A - Runner opener : en
  • DE709297C - Electrically controlled automatic lathe : de en
  • CH216271A - Gas protection device for small children and infants. : de en
  • USD128830S - Design for a towel bab : en
  • AT160617B - Device for regulating the temperature of electric radiators, in particular irons. : de en
  • CA398672A - Hydraulic transmission system : en fr
  • GB538764A - Improvements in and relating to the production, recording and reproduction of sound : en
  • CH216233A - DC power transmission system with converters at the ends of the transmission line. : de en
  • CH216297A - Device for controlling the additional braking in railroad cars. : de en
  • US2252508A - Apparatus for the spectroscopic analysis of materials : en
  • ES147375A1 - Improvements in homes, especially those for small-caliber fuels. : en es
  • ES6067U - Electric telegraph for toy. (Machine-translation by Google Translate, not legally binding) : en es
  • DE709302C - Propeller drive, especially for model airplanes : de en
  • US2252120A - Carburetor : en
  • US2252597A - Well pump : en
  • GB538672A - Compressed air circuit breaker having a resistance bridging the contacts : en
  • US2252201A - Machine for automatically applying slip covers to containers : en
  • USD128908S - Design foe a dress : en
  • GB538768A - Improvements in lathes for recessing the bases of shells and for analogous purposes : en
  • US2251944A - Bearing : en
  • AT160579B - Process for the production of color photographic transparent and reflective images. : de en
  • GB538745A - Improvements in or relating to conveyors for granular and powdery material : en
  • CA398621A - Cellulosic fibre extracting apparatus : en fr
  • US2251930A - Method for making articles having transparencies and the resulting articles : en
  • US2252390A - X ii ii ii ii : en
  • USRE21875E - newman : en
  • CA398610A - Dispensing ice cream carton receptacle : en fr
  • CH216183A - Air equalizer. : de en
  • NL50859C - : en
  • US2252107A - Extrusion molding machine : en
  • US2252483A - Damping unit for watt-hour meters : en
  • DE709405C - Reservoir for the high-tension oxygen to be carried in airplanes, airships or free balloons : de en
  • US2252316A - Screw anchor : en
  • US2252466A - Glass of high softening point : en
  • CH216191A - Device connected to a base range finder for measuring target heights. : de en
  • US2252183A - Heddle frame : en
  • US2252185A - Valve construction : en
  • CA398599A - Tabulating machine : en fr
  • CH216132A - Soil cultivation equipment connected to a tractor. : de en
  • DE709353C - Automatic control unit for aircraft : de en
  • US2251910A - Furnace construction : en
  • CA398548A - Ventilator and smoke remover : en fr
  • US2252375A - Electric clock : en
  • NL50752C - : en
  • DE709324C - Procedure for suppressing interference : de en
  • US2252038A - Production of hairy yarn : en
  • US2252160A - Sanding machine : en
  • CA398636A - Automobile brake and clutch pedal : en fr
  • CH216328A - Process for the production of a sulfur dye. : de en
  • AU113597B2 - An improved gas producer : en
  • US2252595A - Insole : en
  • AU113577B2 - Improvements in loading appliances associated with motor vehicles trailers andthe like : en
  • AU113595B2 - Improvements in plant forthe storage of petrol and like liquids : en
  • CH216145A - Top-hung actuator. : de en
  • DE709348C - Torque amplifier working synchronously with mechanical clutch : de en
  • CA398639A - Weighing scale : en fr
  • US2252199A - Piston ring : en
  • NL50916C - : en
  • DK58934C - Ventilation grille for air ducts. : da en
  • US2252659A - Dye jig : en
  • USD128883S - Design fob a coat : en
  • US2252131A - Method of fining glass and batch therefor : en
  • CA398647A - Railway traffic controlling apparatus : en fr
  • CH216249A - Sliding capacitor. : de en
  • CA398550A - Electric outlet connection : en fr
  • CA398558A - Traffic signalling apparatus : en fr
  • CH216220A - Safety switchgear for elevators. : de en
  • CH216226A - Starting valve on internal combustion engines. : de en
  • DE709373C - Transmission device for intermittent transmission of two messages : de en
  • DK58930C - Device for Joints for Suction Guides, Pipelines or Hose Connection Parts for Vacuum Cleaners. : da en
  • DK58932C - Dipping bag for Tea. : da en
  • US2252237A - Food storage and display device : en
  • CA398577A - Electric discharge lamp : en fr
  • ES143758A1 - Improvements in suspension systems for vehicles. : en es
  • US2252214A - Feeding means for knitting machines : en
  • CH216185A - Installation for remote control of firearms. : en fr
  • CA398614A - Vehicle wheel : en fr
  • US2252139A - Oven : en
  • AU287840A - Improvements in or relating to fastener assorting means : en
  • CA398541A - Metal extraction : en fr
  • CH216209A - Planer. : de en
  • CA398650A - Railway switch operating apparatus : en fr
  • DE709358C - Switching device for electric vehicles : de en
  • US2252313A - Deaerator for carbonating systems : en
  • US2252035A - Parking meter : en
  • US2252365A - Die holder : en
  • US2252591A - Refrigerator latch : en
  • US2252443A - Silver solder coating for soldering irons : en
  • USD128911S - Design for a dress : en
  • USD128803S - Design fob leather or similar article : en
  • US2251962A - Artificial theead and method for : en
  • US2252399A - Surface covering material : en
  • US2252457A - Relay apparatus : en
  • CH216192A - Goniometer arrangement for direction finding purposes. : de en
  • DE705474C - Machine for attaching border strips : de en
  • CH216189A - Pipe-safe percussion fuse. : de en
  • CH216334A - Waterproof winding device for watch. : en fr
  • US2252086A - Cutting and measuring apparatus for oilcloth or similar material : en
  • US2252507A - Typographical distributing machine : en
  • CA398635A - Micro-biological method of ground exploration : en fr
  • CH216338A - Surge arresters. : de en
  • AU373840A - Improvement in sawtooth wave generator : en
  • DE709372C - Device to prevent the chassis of dump trucks from tipping and jumping out of the rails : de en
  • DE709322C - Process for separating the mixture obtained from the oxidation of 5,6,7,8-tetrahydronaphthalene into pure 5-oxytetrahydronaphthalene and pure 5-oxyotetrahydronaphthalene : de en
  • US2252593A - Soil conserving damming attachment for cultivators : en
  • GB538699A - Improvements in and relating to tea-pots and the like : en
  • GB538725A - Improvements in or relating to selector switches such as are used in automatic telephone systems : en
  • DE709279C - Mast clamp for tubular masts : de en
  • CH216133A - Device for connecting the age of a plow to its tractor. : en fr
  • FR866437A - Improvements in directed wave radio devices : en fr
  • ES6052U - Safety lighter. (Machine-translation by Google Translate, not legally binding) : en es
  • DE709421C - Promotion of plant growth : de en
  • DE709424C - Remote control or pressure telegraph system using the five-digit alphabet or a similar alphabet using a relay selector : de en
  • CH216253A - Mercury vapor converter. : de en
  • GB538645A - Improvements in or relating to the treatment of gasolene to improve its knock rating : en
  • US2252395A - Radio antenna for automobiles : en
  • GB538597A - Improvements in or relating to control arrangements for electromagnetic switches : en
  • GB538644A - Improvements in or relating to copper base alloys and to conductors for electricity formed from copper base alloys : en
  • US2251916A - Water mining soluble materials : en
  • USD128825S - Mag ill vehicle body : en
  • ES6060U - Auction for fireplaces. (Machine-translation by Google Translate, not legally binding) : en es
  • DE709270C - Braking device for the stitch adjusting lever on sewing machines : de en
  • US2252128A - Frictional torque transmitting device : en
  • DE709245C - Explosion turbine : de en
  • USD128804S - Front tor a necktie holder or othfr similar article of jewelry : en
  • CH216229A - Process for the production of electrolyte paste for dry elements. : de en
  • GB538708A - Improvements in and relating to devices for use in making pipe joints : en
  • USD128789S - Design for a clothes hanger : en
  • ES5827Y - Improvements in the frames and blocks. : en es
  • FR866424A - Portable receiving device for oleo-pneumatic presses : en fr
  • US2252039A - Process of rendering textiles water repellent : en
  • US2252161A - Clear view structure for vehicles : en
  • GR9612B - ELECTRICAL LIGHT SOURCE MEASURING DEVICE. : el en
  • USD128873S - Design fob a dress : en
  • ES5617Y - Improvements in beach cubes and the like. : en es
  • USD128809S - Design for a hat : en
  • US2252415A - Process and apparatus for providing internal combustion engines with explosive charges : en
  • GB538770A - Improvements in or relating to clamps for scaffolding and the like : en
  • ES6074U - A recreational game : en es
  • DE709265C - Purification device for boiler furnaces : de en
  • GB538625A - Improvements in and relating to resilient couplings : en
  • USD128870S - Design fob a dress : en
  • GB538750A - Improvements in or relating to measuring gauges : en
  • US2252056A - Rotary reflector for vehicles : en
  • US2252213A - Dialyzing apparatus : en
  • USD128810S - Design for a hat : en
  • US2252134A - Gas cock : en
  • US2252367A - Efficiency meter : en
  • US2252311A - Scale and ruler : en
  • GR9609B - VALVE DEVICE FOR PROTECTIVE RESPIRATORY DEVICE RUNNING UNDER LUNG OPERATION AND ORGANOXYGEN CONTROLS. : el en
  • USD128851S - Design fob a dress : en
  • US2252048A - Nonsnag footer hookup bar : en
  • US2252370A - Ultra high frequency oscillator : en
  • US2252523A - Windmill : en
  • US2252188A - Plastic concrete surfacing machine : en
  • FR866480A - Mode of representation of luminous tube devices : en fr
  • USD128797S - Combination handle stick and confection : en
  • NL50726C - : en
  • FR866445A - Improvements to brakes and devices for hydraulic power transmission : en fr
  • GB538616A - Improvements in or relating to electro-plating magnesium and alloys thereof : en
  • GB538652A - Improvements in or relating to the manufacture and use of woven fabrics and articles containing such fabrics : en
  • US2252651A - Garment press : en
  • ES145279A1 - An electric cable with impregnated insulation. : en es
  • US2252057A - Heater circuit for radio apparatus : en
  • US2252306A - Bookrack : en
  • GB538657A - Improvements in and relating to clutches : en
  • GB538605A - Improvements in direct-current generators for arc-welding : en
  • GB538611A - An improved device for removing basins and like receptacles from saucepans : en
  • FR866410A - Improvements to gas protection masks : en fr
  • GB538707A - Improvements in and relating to machines for rolling and balling sliver of jute, hemp, flax and the like material : en
  • GB538626A - Improvements in indicating or recording devices : en
  • GB538696A - A calculating device for use in photographic printing operations : en
  • GB538679A - Improvements in or relating to piston and like packing rings : en
  • US2251917A - Stapling pliers : en
  • FR866474A - Method and device for the use of acetylene as a fuel for motor vehicles : en fr
  • DE709299C - Loopless sound canister for organs : de en
  • FR866471A - Wheels for motor cars or other vehicles and their method of manufacture : en fr
  • GB538612A - Improvements in or relating to suction cleaners : en
  • GB538777A - Process for moulding inlaid articles : en
  • US2252240A - Packing device : en
  • US2252082A - Production of heating oils : en
  • USD128903S - Design fob a dress ensemble : en
  • ES4814Y - Tap for liquids. : en es
  • DE709375C - Device for interference-free signal transmission : de en
  • US2251906A - Condensation of magnesium vapor : en
  • USD128783S - Combination soap holder and grab bar : en
  • DE709254C - Hunting cartridge : de en
  • CA398552A - Projectable target : en fr
  • ES5916U - New wad of felt and natural or agglomerated harvest, etc. (Machine-translation by Google Translate, not legally binding) : en es
  • US2252499A - Control apparatus : en
  • USD128896S - Design foe a dress : en
  • CA398544A - Sporting boot and shoe stud : en fr
  • CA398574A - Electric discharge lamp device : en fr
  • ES143759A1 - PROCEDURE FOR OBTAINING TURGENT SUBSTANCES FOR THERAPEUTIC USE : en es
  • CA398542A - Ear stopper : en fr
  • DE709282C - Process for energy-saving modulation : de en
  • US2252551A - Mascara applicator : en
  • US2252272A - Ice cream can holder : en
  • CH216231A - Pole with comb-like pole piece fastening device. : de en
  • CA398539A - Pipe clamp chimney combination : en fr
  • FR866434A - Indirect use of solar radiation for energy production : en fr
  • US2252225A - Top bunker refrigerator car : en
  • US2252355A - Brake : en
  • US2252037A - Swing bracket for twister and winder spindles : en
  • GB538656A - Improvements in or relating to upright pianos : en
  • USD128832S - Spoon or other article of flatware : en
  • US2252567A - Art of refrigeration : en
  • US2251985A - Tape printing and dispensing machine : en
  • US2252099A - Manufacture of aromatic nitrogen compounds : en
  • USD128800S - Design for a display stand : en
  • USD128879S - Design fob a coat : en
  • FR866461A - Dosing mixer specially applicable to the preservation of blood for transfusion : en fr
  • ES5918U - Envelopes with security locks. (Machine-translation by Google Translate, not legally binding) : en es
  • ES5922U - Universal stitching device. (Machine-translation by Google Translate, not legally binding) : en es
  • GB538673A - Improvements in electric lighting installations : en
  • DE709374C - Coil body for the voice coil of high-performance electrodynamic loudspeakers : de en
  • DE709453C - Relayless device for automatic voltage regulation in AC networks by means of regulating transformers : de en
  • DE709287C - Fireproof, electrically operated submersible pump set for pumping fuel oil, especially petrol and gas oil : de en
  • USD128792S - Design for a display stand : en
  • DE709364C - Means for combating fungal pests : de en
  • US2252614A - Coffee making device : en
  • USD128781S - Design for a soap dish : en
  • US2252334A - Ice-cutting apparatus : en
  • USD128914S - Design fob a dress ensemble : en
  • DE709350C - Control device for cutting circles and straight lines in immediate succession : de en
  • US2252207A - Hat : en
  • US2252297A - Container for baked goods and the like : en
  • AT160590B - Refractory crucible from large coreless induction furnaces for basic melting. : de en
  • AU176240A - Improvements in apparatus for the straining or filtering of fluids : en
  • GB538658A - Improvements in and relating to pumps : en
  • CA398570A - Load weighing and indicating system : en fr
  • CH216195A - Process for the manufacture of polarizing filters. : de en
  • US2252613A - Signal transmission system : en
  • USD128790S - Design for a towel bab : en
  • US2252152A - Pressure control valve : en
  • CA398642A - Weighing scale : en fr
  • CH216265A - Process for the preparation of a diphenyl sulfone derivative. : de en
  • US2251970A - Vehicle body : en
  • US2252668A - Electrostatic apparatus : en
  • US2252383A - Basin-forming device : en
  • CH216264A - Process for the production of a locally anesthetic and bactericidal compound. : de en
  • USD128915S - Design for a dress : en
  • CH216193A - Apparatus for receiving and measuring radiated energy. : en fr
  • DE709457C - Process for making photographic sound recordings by copying mechanical sound recordings : de en
  • US2252475A - Testing vessel for holding ferromagnetic suspensions : en
  • US2252503A - Generation and transmission of high frequency oscillations : en
  • AT160618B - Process for the production of tubes. : de en
  • CA398615A - Wooden box : en fr
  • AU113585B2 - Improvements in or relating to fastener assorting means : en
  • CH216323A - Process for the production of an acidic wool dye. : de en
  • CH216161A - Cheese salting table with auxiliary device. : de en
  • AT160571B - Color photographic element and process for making the same. : de en
  • US2251907A - Forced air circulation cooling unit : en
  • US2252477A - Cultivating machine : en
  • NL50723C - : en
  • US2251963A - Roller guide for elevator cars : en
  • CA398534A - Mechanical toy : en fr
  • GB538776A - Improvements in and relating to steam boilers and furnaces therefor : en
  • CH216202A - Timepiece. : en fr
  • US2251990A - Material unloading system : en
  • DK58928C - Electrically powered Submersible drainage sump pump. : da en
  • US2252353A - Reel mounting : en
  • USD128774S - Drawer pull or similar article : en
  • US2251946A - Esters and amides of unsaturated acids : en
  • US2252388A - Tabbing, gluing, and folding machine : en
  • USD128899S - Design fob a dress : en
  • CA398601A - Motion picture machine safety mechanism : en fr
  • CH216263A - Spoon. : de en
  • CH216232A - Cooling device on electrical machines. : de en
  • CH216293A - Bicycle frame. : de en
  • CH216143A - Extrusion press for ceramic bodies. : de en
  • CH216311A - Process for the preparation of an azo dye. : de en
  • ES5923U - A shirt collar fastening device (Machine-translation by Google Translate, not legally binding) : en es
  • US2252171A - Lubricating rocker arm support for engine valve mechanism : en
  • US2252489A - Signal switch : en
  • US2252626A - Safety attachment for punch presses : en
  • US2252187A - Arrangement in combustion motor, compressor, or the like : en
  • CA398655A - Cop winding machine : en fr
  • CH216157A - Process for the production of a dye preparation. : de en
  • CH216301A - Process for the production of a new condensation product. : de en
  • AT160608B - Circuit arrangement for radio receivers with selectable bandwidth. : de en
  • AU288140A - Improvements in or relating to shoe upper conforming machines : en
  • AT160614B - Method and device for the production of x-rays of body organs. : de en
  • CA398571A - Locomotive driving box spreader : en fr
  • CH216298A - Air humidification device. : de en
  • DE709386C - Conveyor device : de en
  • US2252455A - Dustless grinder : en
  • US2252622A - Start-stop regenerative telegraph repeater : en
  • US2251997A - Directional radio system : en
  • US2252487A - Time recorder and key hordes : en
  • GB538631A - Improvements in methods of controlling the speed of alternating current motors : en
  • CH216230A - High voltage transformer. : de en
  • CH216305A - Process for the preparation of a new derivative of a heterocyclic compound. : de en
  • GB538617A - Improvements relating to steam superheating apparatus for locomotives : en
  • US2251918A - Antiaircraft projectile : en
  • US2252661A - Air pump : en
  • US2252027A - Clamp for nonskid devices : en
  • DK58925C - Banknote issuing machine for fully or semi-automatic Telephone exchange systems or similar Remote signaling systems. : da en
  • USRE21874E - Couch bed : en
  • DE709367C - Installation on viewfinders of photographic recording apparatus : de en
  • ES6053U - Improved tuning for tuning or tuning, applicable to all percussion musical instruments. (Machine-translation by Google Translate, not legally binding) : en es
  • US2252084A - Signal responsive relay system : en
  • US2252672A - Urinal : en
  • FR866478A - Method and apparatus for use in bonding shoe soles : en fr
  • AT160610B - Adhesive. : de en
  • CH216224A - Fuel injection device for internal combustion engines. : de en
  • US2251999A - Vaporizer for automotive mechanisms : en
  • ES146881A1 - Rectilinear machine for cuffs with drawing device for the production of openwork drawings. : en es
  • US2252094A - Device for peeling potatoes and the like : en
  • USD128876S - Design for a dress : en
  • DE709326C - Radio receiver : de en
  • US2252413A - Solder : en
  • US2252259A - Film developing apparatus : en
  • US2252326A - Incineration : en
  • US2252539A - Method of making corner members : en
  • US2252044A - Cutter for cutting gears : en
  • US2252535A - Line-up and registering table for printers : en
  • DE709291C - Escalator : de en
  • GB538738A - Improvements relating to pick-up or tone arms for gramophones and the like : en
  • US2252596A - Knitting apparatus : en
  • DE709393C - Method and device for regulating the volume and for determining the rise and fall curves in electrical tone generation : de en
  • GB538615A - Improvements in or relating to electroplating metals : en
  • CA398559A - Train brake control system : en fr
  • CA398592A - Canister wire-rip : en fr
  • CH216136A - Liquid distribution device for watering and crop treatment. : en fr
  • DE709238C - Automatic control for the winches of hay lifts : de en
  • GB538639A - The manufacture of synthetic rubber-like materials : en
  • US2252077A - Doll and method of making the same : en
  • ES147362A1 - Improvements introduced in internal combustion engines, especially the star type for aircraft. : en es
  • GB538630A - Arrangement for automatic or manual selectivity or tuning control of electric oscillatory circuits : en
  • ES5288Y - Metallic fabrics for multiple uses. : en es
  • USD128835S - Van der clute : en
  • GB538665A - Process for the production of fabrics resistant to stretching and shrinking : en
  • US2252114A - Lawn rake : en
  • US2252512A - Internal combustion motor : en
  • US2252007A - Thermionic amplifier : en
  • CH216288A - Rubber tires for vehicles, in particular for bicycles and infantry cannons. : de en
  • ES6071U - Face mask to protect the makeup of the face when putting on and taking off the dresses, and also usable for the trip. (Machine-translation by Google Translate, not legally binding) : en es
  • US2252089A - Motor fuel : en
  • CH216221A - Upper pressure packing press for fruit juice extraction. : de en
  • GB538640A - Improvements in and relating to crushing devices for coal crushing machines : en
  • AT160581B - Process for the production of artificial threads. : de en
  • AU301440A - An improved gas producer : en
  • CH216317A - Process for the production of a nitrogen-containing condensation product. : de en
  • FR866433A - Removable hut device : en fr
  • AU113580B2 - Improvements in and relating togas-fired cooking stoves : en
  • ES146389A1 - A procedure for the transformation of hydrocarbons. : en es
  • ES6055U - Lifejacket. (Machine-translation by Google Translate, not legally binding) : en es
  • US2252447A - Impulse direction-finding method : en
  • US2252647A - Watch : en
  • CA398628A - Highway marker : en fr
  • US2252021A - Display basket : en
  • DK58935C - Tear. : da en
  • CA398661A - Spring removing and replacing implement : en fr
  • DE709378C - Device for telecommunication cable stranding machines for measuring and automatic control of the braking force acting on a stranding element : de en
  • USD128892S - Design for a dress : en
  • CA398664A - Staple fibre cutting and collecting apparatus : en fr
  • CH216336A - Chronograph timepiece. : en fr
  • AU113583B2 - An improved self-closing latch : en
  • CA398667A - Isoquinoline compound : en fr
  • CH216240A - Voltage-dependent resistor for surge arresters and method of making the same. : de en
  • US2252518A - Power plant control means : en
  • CH216258A - Electric lamp. : de en
  • CA398589A - Wave band discriminating system : en fr
  • US2251979A - Safety valve : en
  • US2252380A - Telegraph signal regenerator : en
  • FR866438A - Cathode ray tube television receiver : en fr
  • CA398530A - Alkaline caustic solution : en fr
  • CA398569A - Telephone system : en fr
  • CA398581A - Radio direction finding installation : en fr
  • CH216254A - Electron tube with little tendency to ring. : de en
  • US2252608A - Dust cart : en
  • US2252502A - Device for removing woody matter from fiber-containing stalks : en
  • CH216194A - Procedure for the determination of reflection points in lines. : de en
  • US2252442A - Method of dividing frequency : en
  • ES6057U - Capachos, sports, etc (Machine-translation by Google Translate, not legally binding) : en es
  • GB538765A - Improvements in and relating to the production of curved surfaces : en
  • CH216198A - Waterproof watch. : en fr
  • CH216256A - Kiln trolleys for tunnel kilns with electrical heating. : de en
  • CH216282A - Method and device for wrapping letters, printed matter or similar flat objects. : de en
  • US2251959A - Apparatus for the production of finely divided substances : en
  • US2251967A - Machine for and process of forming structural members : en
  • US2252068A - Adjustable pattern : en
  • US2252227A - Ammunition container : en
  • CA398645A - Calking gun : en fr
  • CH216165A - Process for the preparation of 4-phenylpiperidine-4-carboxylic acid ethyl ester. : de en
  • CA398533A - Barn and stable cleaning and ventilating apparatus : en fr
  • CA398663A - Staple fibre cutting and collecting apparatus : en fr
  • US2252515A - Rail fastening means : en
  • CA398582A - Rotary anode x-ray tube : en fr
  • GB538592A - Improvement in method of speeding up the making of pigment pastes and product thereof : en
  • US2252640A - Reflex camera : en
  • US2252098A - Push-button tuning with band-width control : en
  • US2252639A - Painter's pot hanger : en
  • DE709310C - Ring spinning or ring twisting machine with spindles moving up and down and driven by a drum : de en
  • US2252309A - Telephone system : en
  • CA398619A - Disconnecting switch blade : en fr
  • FR866477A - Improvement in circuits for measuring the frequency of electric currents : en fr
  • GB538749A - Improvements in and relating to a method of insulating and covering electrical conductors : en
  • US2251980A - Spring mounting : en
  • USD128881S - Xlizabetll cutler : en
  • DE709280C - Network with frequency-dependent angular dimensions : de en
  • DE709308C - Method and device for recording very brief vibration processes, such as B. the bang of a heavy gun, especially to determine the location of the sound source : de en
  • GB538650A - Improvements in and relating to fluid actuated valves and valve fittings : en
  • FR866460A - Device for signal transmission : en fr
  • FR866469A - New way of making tassels for shoes and others : en fr
  • DK58922C - File card holder or Card pocket with Carrying means for the Cards. : da en
  • ES145241A1 - A new tile plate form system of ceramic tiles with the procedure for its assembly. : en es
  • DE709401C - Device for adjusting the tabs carrying the bands in steel band drying ovens : de en
  • GR9610B - PERSON AGAINST GAS AFTER WATERPROOFING FRAMEWORK. : el en
  • ES5945U - Multiple litter of new system. (Machine-translation by Google Translate, not legally binding) : en es
  • DE709268C - Device for damping torsional vibrations by means of loose auxiliary masses subjected to centrifugal force : de en
  • FR866440A - Cathode ray image analyzer for television : en fr
  • DE709392C - Machine for cleaning the field of stones, weeds, etc. : de en
  • CH216262A - Hood-like object to be put over the head. : de en
  • GB538754A - Engine starter : en
  • US2252611A - Package, package opener, and stamp canceler : en
  • DE709460C - Twist drill : de en
  • AT160619B - Process for the preparation of β- [4-methoxyphenyl] -isopropylamine or -methylamine. : de en
  • CH216207A - Process for rolling magnesium and its alloys. : de en
  • US2252544A - Aircraft having rotative sustaining wings or blades : en
  • DE709443C - Aircraft tail steerable with the rudder control : de en
  • DE709286C - Lower bearing with diving bell for water-filled electrical machines with a standing shaft, especially for submersible motors : de en
  • FR866485A - Hinged assembly of two parts and its applications in particular to binocular optical instruments : en fr
  • US2252472A - Typographical composing and distributing machine : en
  • US2252528A - Aircraft : en
  • USD128861S - Design for a dress : en
  • US2252310A - Combination chair and bed : en
  • DE709305C - Windshield sprinkler : de en
  • DE709313C - Bucket for waste, garbage or the like. : de en
  • DE709335C - Liquid deficiency protection for the fuel valve of liquid heaters : de en
  • GB538614A - Improvements in ultra high frequency electron discharge devices using resonators : en
  • GB538737A - Improvements in and relating to tea-pots, hot water jugs and the like : en
  • DE709380C - Automatic starting device for the sub-motors of electrical paper machine multi-motor drives : de en
  • DE709370C - Process for the production of maleic acid : de en
  • FR866482A - Pyridine derivatives and their preparation process : en fr
  • US2252274A - Tube connecting device and method : en
  • US2252559A - Cigarette package opener : en
  • FR866418A - Improvements to devices such as inertia starters : en fr
  • ES6085U - Folding case with several compartments. (Machine-translation by Google Translate, not legally binding) : en es
  • DE709031C - Method for dynamic control in low frequency transmission systems : de en
  • US2251949A - Can tester elevator : en
  • US2252520A - Method and apparatus for treating garbage and the like waste materials : en
  • US2252241A - Flash lamp : en
  • US2252423A - Facial mask : en
  • US2252137A - Barber chair auxiliary seat : en
  • US2252386A - Manufacture of surface covering materials : en
  • US2252530A - X-ray timing apparatus : en
  • AU113578B2 - Improvements in and relating to flash lamps : en
  • CH216166A - Process for the production of an anthraquinone derivative. : de en
  • US2252301A - Control switch means : en
  • US2252609A - Wide-band coupling circuits : en
  • FR866435A - Slit shutter for cameras, especially for aerial cameras : en fr
  • US2252064A - Heat exchange unit and system : en
  • US2252067A - Shoe cabinet : en
  • US2252125A - Valve control system : en
  • US2252284A - Control surface tab mechanism : en
  • US2252335A - Resilient car wheel : en
  • CH216277A - Device for adjusting the sensitivity of a radio receiver. : en fr
  • CH216296A - Hydraulic braking devices, in particular for rail vehicles. : de en
  • GB538767A - Improvements in or relating to filters : en
  • GR9604B - INVESTMENT THROUGH FINISH CORK SHEET OF THE WOODEN FOOT OF THE SHOES. : el en
  • ES146657A1 - A procedure for obtaining a new product based on latex and tamino, especially applicable to the coating and closing of containers. : en es
  • US2252074A - Indicator : en
  • US2252349A - Agricultural implement : en
  • US2251992A - Picture transmitter tube : en
  • USD128913S - Design for a dkess : en
  • GB538756A - Improvements in or relating to attemperating devices for hot liquid circulating systems, e.g. hot water heating systems : en
  • DE709314C - Automatic control device for rotary tipper : de en
  • DE709342C - State controller : de en
  • FR866414A - Grinding wheel holder : en fr
  • FR866408A - Improvements to the wheel holders : en fr
  • DE709395C - Process for the production of adhesive layers on films for multi-layer color photographic processes : de en
  • DE709323C - Circuit arrangement for self-connection telex switching systems : de en
  • US2252653A - Latching means : en
  • US2252449A - Rapid shutter winding device for cameras : en
  • GB538599A - Improvements in or relating to fracture apparatus : en
  • DE709426C - End sleeves made of any material for insulating and armored steel pipes : de en
  • FR866427A - Bodywork for motor vehicles : en fr
  • US2252096A - Method and apparatus for finishing ball raceways or the like : en
  • US2252389A - Method of and machine for making rubber thread : en
  • US2252555A - Polymeric material : en
  • US2252643A - Milk strainer : en
  • ES5206Y - Portable indoor antenna for radio reception. : en es
  • US2252023A - Box : en
  • US2251909A - Separation of solid material from liquid material : en
  • US2251911A - Power tester : en
  • CH216160A - Pointing machine. : de en
  • USD128828S - Russell spoon or similar article : en
  • DE709304C - Device for lateral displacement of the rear axle of a motor vehicle by means of wedge-shaped run-on shoes : de en
  • GB538759A - Improvements relating to the attachment of covering sheets for structures : en
  • GB538760A - Electron discharge devices incorporating electron multipliers : en
  • DK58924C - Polarized Electric Relay. : da en
  • CA398567A - Electro-magnetic relay : en fr
  • US2252063A - Radio direction finder : en
  • US2252118A - Electron tube : en
  • US2252343A - Lifeboat and launching tackle therefor : en
  • CH216206A - Melting furnace. : de en
  • CA398637A - Window blind motor control system : en fr
  • USD128788S - Combined flashlight and detachable reflector : en
  • US2251961A - Machine tool : en
  • US2252356A - Sewing machine : en
  • US2252439A - Spool holder : en
  • US2252400A - Production of guanidine nitrate : en
  • US2252140A - Boiler : en
  • GR9608B - RESPIRATORY VALVE. : el en
  • CA398572A - Mulling apparatus : en fr
  • CH216225A - Liquid handling system. : de en
  • US2252670A - Device for manually adjusting machines : en
  • DE709347C - Device for simultaneous change of shift direction for all locking mechanisms of a gearbox : de en
  • CH216255A - Discharge vessel. : de en
  • DE709292C - Conveyor frame : de en
  • DE709263C - Arrangement for the preference of the carrier frequency in high frequency receivers : de en
  • DE709345C - Pressure device for gluing synthetic resin pads in bearing shells : de en
  • DE709376C - Circuit arrangement with slope-controlled reactance : de en
  • DK58931C - Liquid control device for Dishwashers, especially for Household use. : da en
  • GB538763A - Improvements in or relating to safety devices for power presses : en
  • US2252003A - Flasher : en
  • USD128826S - Design for an automatic cathead : en
  • USD128780S - Combination tumbler and toothbrush holder : en
  • US2251919A - Vibration record and method of making the same : en
  • US2252205A - Gearless differential : en
  • US2252328A - Engine starter gearing : en
  • USD128907S - Design for a dress ensemble : en
  • DE709334C - Glass that can be stained red by copper or copper compounds : de en
  • GB538678A - Improvements in or relating to heat exchange systems : en
  • US2252414A - Solder : en
  • DE709356C - Method of making lenticular screens : de en
  • DE709273C - Change frame for the rolls of rolling stands : de en
  • ES4747Y - Recreational game. : en es
  • ES145463A1 - Improvements in firearms. : en es
  • US2252182A - Heating device and burner therefor : en
  • US2252509A - Locomotive stoker : en
  • CA398573A - Alpha-cellulose product : en fr
  • GB538654A - Improvements in hollow poppet valves, particularly for internal combustion engines : en
  • US2252416A - Torque controlled mechanism : en
  • US2252570A - Cabinet shelf supporting means : en
  • USD128855S - Kaufman dress ensemble : en
  • US2252156A - Pressure drive mechanism : en
  • US2252402A - Filing equipment : en
  • US2252678A - Educational game device : en
  • USD128926S - Design fob a dress : en
  • DE709428C - Socket for detachable electrical connections : de en
  • DE709396C - Device for controlling the drive motor and for switching the gearbox on and off of rotatable superstructures with power drive : de en
  • DE709328C - Firedamp protected plug device locked with a switch : de en
  • DE709379C - Paper designed for isolating telephone wires : de en
  • GB538703A - Remote reading compass system : en
  • USD128925S - Design fob a dress : en
  • CA398585A - Bauxite impregnation : en fr
  • FR866448A - Formation of platoons for dyeing : en fr
  • US2251981A - Dump car : en
  • US2252020A - Distillation of hydrocarbons : en
  • US2252143A - Pump : en
  • US2252200A - Spray device : en
  • DE709234C - Arrangement for the regulation of direct current motors to be reversed in the direction of rotation and fed by converters : de en
  • US2252674A - Lubrication : en
  • US2252248A - Candy shaping machine : en
  • US2252135A - Wheel vehicle train, unit, and connection : en
  • US2252418A - Release valve mechanism : en
  • US2251915A - Stapling pliers : en
  • US2252420A - Float : en
  • US2252547A - Bus or car window construction : en
  • DE709434C - Tie device for cattle : de en
  • CH216335A - Watertight winding watch piece. : en fr
  • CA398557A - Boiler water circulating apparatus : en fr
  • US2252398A - Method of curing surface covering materials : en
  • CH216303A - Process for the preparation of a new derivative of a heterocyclic compound. : de en
  • US2252366A - Condensation product containing sulphur : en
  • US2252677A - Shutter awning : en
  • DE709349C - Galvanizing pan made from sheet metal : de en
  • CA398608A - Metallurgical flux : en fr
  • CA398634A - Fatty matter refining process : en fr
  • DE709321C - Filling device for pastries, especially for ready-baked so-called Berlin pancakes : de en
  • US2251973A - Circuits for integrating and differentiating electric variations : en
  • CH216216A - Elastic damper coupling. : de en
  • DE709420C - Process for the preparation of sulfonium compounds : de en
  • DK58927C - Electrical Fuse with Fillers and for Interruption of Large Effects. : da en
  • US2252278A - Ceiling construction : en
  • USD128869S - Design for a dress : en
  • CA398629A - Signalling device for tanks : en fr
  • AU247140A - Improvements in plant forthe storage of petrol and like liquids : en
  • DE708696C - Rotatable cooling track for sweets : de en
  • US2252130A - Thread rolling head : en
  • CH216205A - Process for making zirconium metal. : de en
  • CA398603A - Repeater fuse switch : en fr
  • GB538755A - Method of treating ice cream mixes : en
  • US2251966A - Television synchronizing system : en
  • US2252607A - Extension splint : en
  • NL50786C - : en
  • US2252112A - Scarfing machine : en
  • US2252465A - Rope twisting and laying machine : en
  • US2252655A - Rotatable tool holder : en
  • CA398563A - Textile equipment : en fr
  • AT160609B - Radio receiver. : de en
  • US2252054A - Fishing rod handle : en
  • US2252637A - Knitting machine : en
  • US2252669A - Method of drilling : en
  • USD128927S - Design fob a dress : en
  • US2252470A - Weaving loom : en
  • US2252481A - Vehicle wheel : en
  • US2252195A - Stem making machine : en
  • US2252500A - Method of preparing fluorescent materials : en
  • US2252087A - Lubricant : en
  • CA398560A - Classification and separation of ore particles : en fr
  • CH216156A - Process for the preparation of a textile web of short fibers. : en fr
  • US2252260A - Milk bottle holder : en
  • USD128820S - Combined radio and phonograph cabinet : en
  • CH216281A - Walking stick with built-in electric lamp. : de en
  • CH216290A - Weather protection device on bike. : de en
  • CA398633A - Knitting machine mechanism : en fr
  • CA398668A - Pulp sludge purifying apparatus : en fr
  • CH216149A - Firing devices, in particular for space heating. : de en
  • USD128808S - Design for a hat : en
  • AT160595B - Process for the manufacture of the Braunschweig tube screen for image scanning. : de en
  • USD128787S - Design for a trap for snails, slugs : en
  • US2252224A - Baby swing : en
  • US2252438A - Mechanical current rectifier and converter : en
  • AT160573B - Method and device for the production of X-ray images of body organs. : de en
  • CA398638A - Weighing scale : en fr
  • CH216153A - Chair. : de en
  • DE709307C - Network-like obstacle against vehicles, especially combat vehicles : de en
  • US2252059A - Method and a device for determining the magnitudes of magnetic fields : en
  • GB538697A - An improved method of carrying out catalytic reactions, chiefly designed for use in the treatment of hydrocarbon oils : en
  • NL50865C - : en
  • US2252234A - Garment : en
  • CH216327A - Process for the production of a sulfur dye. : de en
  • CH216169A - Explosive explosives. : de en
  • US2252244A - Liquid pump : en
  • GB538687A - Improvements in or relating to means for marking lines or the like on roadways, courts and the like : en
  • GB538664A - Improvements in and relating to the production of fudge and grained icing : en
  • US2252332A - Process of making ferric sulphate : en
  • CH216315A - Process for the production of a nitrogen-containing condensation product. : de en
  • US2251994A - Selective gum vending machine : en
  • US2252579A - Thermometer support for automobiles : en
  • US2252075A - Ribbon rack : en
  • US2252624A - Embalming machine : en
  • US2251977A - Well cementing apparatus : en
  • US2252490A - Apparatus for use in the manufac : en
  • US2252617A - Adjustable switch rod : en
  • AU113594B2 - Improvements in or relating to cathode ray tubes : en
  • US2252594A - Rotary work holding machine : en
  • CA398627A - Catalytic oxidation of unsaturated organic compounds : en fr
  • CH216200A - Watch box. : en fr
  • CH216275A - Circuit for ultra-high frequency oscillations. : de en
  • US2251904A - Tire building machine : en
  • US2252042A - Reversing mechanism : en
  • US2252405A - Animal trapping device : en
  • US2252513A - Rotatable projection assembly : en
  • USD128817S - Design for a rubber heel : en
  • US2252196A - Hinge : en
  • US2252665A - Metal salts of alkyl substituted aryl ether acids and method of making them : en
  • USD128775S - Design fob a toothbrush holder : en
  • GB538596A - Improvements in and relating to apparatus employed in the hardening and tempering ofarmour piercing projectiles : en
  • NL50803C - PROCEDURE FOR PREPARING TANNING SUBSTANCES USING w-METHYLSULPHONIC ACIDS : en nl
  • US2252133A - Metal fabricating compocnb : en
  • USD128895S - Design fob a dkess : en
  • US2252178A - Casket receiving device : en
  • DE709449C - Air-operated paper roll spindle brake for rotary printing machines : de en
  • US2252351A - Method of producing power transmitting units : en
  • AU173440A - Improved gas pressure regulator : en
  • ES5661U - Quadrangular box-container, cardboard interior armor and cellophane wrap. (Machine-translation by Google Translate, not legally binding) : en es
  • ES6062U - Reversible shirt cuff to use it repeatedly. (Machine-translation by Google Translate, not legally binding) : en es
  • DE709242C - Device for double-sided vulcanization of plate-shaped objects made of rubber or rubber-like compounds or for processing thermoplastic compounds in a continuous operation : de en
  • US2252541A - Electric steam generator : en
  • CA398605A - Sewing machine : en fr
  • CH216309A - Process for the preparation of an azo dye. : de en
  • DE709316C - Gas-tight electrical feedthrough : de en
  • CH216234A - Electrically insulated conductor. : de en
  • AU113603B2 - Improvements in apparatus for the straining or filtering of fluids : en
  • AT160589B - Process for the production of tough hard metal and hard bodies. : de en
  • DE709264C - Winding capacitor made from metallized dielectric tape : de en
  • US2252314A - Control valve for drop hammers : en
  • US2252663A - Alkyl substituted aryl metal hydroxylate and method of making it : en
  • USD128874S - Design fob a dress : en
  • CA398654A - Yarn winding machine : en fr
  • US2252649A - Self-inker : en
  • US2252344A - Dobby chain : en
  • US2252362A - Cracker machine : en
  • US2252022A - Highway lighting system : en
  • US2252384A - Price tag : en
  • DE709451C - Hydraulic fluid brake with locking device : de en
  • US2252104A - Noncorrosive alloy : en
  • US2252151A - Indicating mechanism fok clocks : en
  • USD128844S - Design for a truck : en
  • AU227740A - Improvements relating to apparatus for filling containers with liquids, pastes or discrete material : en
  • US2251971A - Press : en
  • US2252229A - Trap for fur-bearing animals : en
  • US2252435A - Carton sealing means : en
  • US2252253A - Parking meter : en
  • US2252392A - Glass shearing mechanism : en
  • CA398618A - Disconnecting switch : en fr
  • CH216175A - Ribbon especially for carbon copy accounting. : de en
  • CH216146A - Device for the dry distillation of vegetable matter, especially wood. : de en
  • US2252230A - Ethers of thyroxin and their esters and a method of making the same : en
  • CA398531A - Luminescent screen oscillograph : en fr
  • CH216273A - Facility for self-checkers. : de en
  • US2251922A - Nu-nitroaryl tetrahydroquinoline compounds and material colored therewith : en
  • US2252371A - Method of forming self-fluxing ingots : en
  • US2252494A - Self-clamping jack : en
  • CA398620A - Glass sheet tempering apparatus : en fr
  • CH216208A - Feed device on lathes processing round bars. : de en
  • GB538671A - Improvements in and relating to sound boards for pianos : en
  • CA398556A - Window ventilator : en fr
  • US2252170A - Cheese plasticizing composition : en
  • US2252041A - Firebox : en
  • US2252476A - Base for electric lamps : en
  • USD128880S - Design fob a dress : en
  • DE709452C - Method for multiple use of a high-frequency, in particular ultra-short-wave, message carrier : de en
  • US2252219A - Centrifugal tube casting machine : en
  • US2252633A - Battery and holder : en
  • US2252008A - Seesaw : en
  • US2252264A - Ventilating apparatus : en
  • USD128910S - Design for a hat or similar article : en
  • US2252279A - Manufacture of sulphur dioxide and portland cement from calcium sulphate and the usual additions containing aluminum silicate : en
  • US2252586A - Coin purse : en
  • US2252615A - File for form slips and the like : en
  • CH216141A - Ventilation system, especially for tunnel and tunnel construction. : de en
  • USD128816S - Automobile exhaust shroud or similar article : en
  • CA398651A - Expansion valve : en fr
  • CH216272A - Punch card machine. : de en
  • DE709249C - Drive device for motor vehicles with a change gear arranged on the side of the axle drive opposite the engine : de en
  • CH216274A - Circuit arrangement for signaling in a command intercom loudspeaker system. : de en
  • AU113584B2 - Improvements in or relating to methods of shoemaking orto means suitable for use therein : en
  • FR866405A - New reinforced wood material for all applications : en fr
  • FR866487A - Variable speed drive for machine tools : en fr
  • DE709362C - Magnetic compass : de en
  • US2252257A - Combination flank strap and cinch girth : en
  • US2252268A - Triple cushion mattress : en
  • ES147384A1 - Improvements in the production of hydrocarbons from carbon oxide and hydrogen. : en es
  • ES6079U - Support device for shaving brushes. (Machine-translation by Google Translate, not legally binding) : en es
  • CH216177A - Photosensitive layer. : de en
  • AU44340A - Washing machine : en
  • USD128923S - Design fob a dress : en
  • CH216217A - Drive belt. : de en
  • CA398671A - Apparatus for cold working metal bars : en fr
  • CH216261A - Holding device for fever tables and the like on hospital beds. : de en
  • CH216342A - Method of making testosterone. : de en
  • CH216181A - Anti-skid device on skis. : de en
  • DE709340C - Device for driving the turntable of a record speaking machine : de en
  • USD128785S - Design for a container for bottled products : en
  • AT160594B - Process for the production of a gas fusion or metal arc welding wire for high-strength welded connections with high fatigue strength in the welded state. : de en
  • US2251956A - Sprag : en
  • US2252036A - Hydraulic pulling and pressing tool : en
  • US2252165A - Ironing machine structure : en
  • CH216173A - Installation on envelopes to facilitate opening them. : de en
  • AU113581B2 - Systems for determining the direction of propagation of electromagnetic waves : en
  • CA398538A - Shoe dressing and polishing cloth manufacture : en fr
  • DE709239C - Winch with planetary gear and an adjoining spur gear : de en
  • GB538633A - Improvements in or relating to power drive mechanism for vehicles and control system for said mechanism : en
  • GB538778A - Improvements relating to pneumatic tools : en
  • AU113582B2 - Improvements in or relating to electrical filters ofthe piezoelectric crystal type : en
  • CH216251A - Discharge tube. : de en
  • CH216278A - Circuit arrangement for the automatic adjustment of a pendulum feedback receiver to a specific working range. : de en
  • US2251926A - Container : en
  • USD128890S - Design fob a dress : en
  • AU113601B2 - Improved gas pressure regulator : en
  • US2252410A - Solder : en
  • CH216310A - Process for the preparation of an azo dye. : de en
  • DE709406C - Housing closure for electrolytic capacitors : de en
  • FR866498A - Automatic direction finder bearing indicator : en fr
  • ES146975A3 - Improvements introduced in the manufacture of copper, manganese, zinc, aluminum, tin and nickel alloys. : en es
  • US2252408A - Orthoptic instrument : en
  • US2252662A - Metal salts of alkyl substituted hydroxyaromatic carboxylic acids : en
  • USD128860S - Design fob a dress : en
  • ES4480Y - An indicator plate for tokens : en es
  • FR866472A - Radio emission orientation and tracking indicator : en fr
  • CH216196A - Winding stem in two sections. : en fr
  • DE709344C - Internal combustion engine : de en
  • GB538603A - Improvements in or relating to electric systems for the transmission of statistical data : en
  • GB538610A - Improved method of and means for measuring high frequency voltages : en
  • ES146515A1 - A process for the manufacture of glass slabs for the construction of translucent walls and roofs. : en es
  • CH216312A - Process for the preparation of an azo dye. : de en
  • GB538636A - Improvements in and relating to apparatus employed in the heat treatment of projectiles and other metal articles : en
  • GB538744A - Photographic view finder : en
  • FR866401A - Improvements made to conductive devices for electrical installations and to processes for cutting them into sections of desired length : en fr
  • US2251931A - Method of and apparatus for continuous processing of rayon threads : en
  • US2252573A - Motion picture camera with exposure meter : en
  • GB538717A - A process for the manufacture of dispersions : en
  • US2252589A - Glass making : en
  • DE709247C - Process for the production of layers of great hardness and resistance on objects made of iron, steel or other metals : de en
  • US2252426A - Device for locating the occlusal plane : en
  • USD128798S - hirsch : en
  • GB538593A - Improvements in and relating to articulating pipe joints : en
  • DE709454C - Grate firing with a grate for mobile steam generators mounted on both longitudinal sides on a hollow support designed as a wind tunnel : de en
  • DE709458C - Process for the production of resistant and corrosion-preventing surface layers on iron : de en
  • USD128777S - Design for a drawer : en
  • GB538716A - Improvements in or relating to the extrusion of thermoplastic materials : en
  • US2252181A - Rotary tenter drier : en
  • GB538712A - Improvements in vaned projectiles : en
  • GB538766A - Improved safety guard for power presses and the like : en
  • US2252409A - Solder : en
  • US2252610A - Pivoted power take-off unit : en
  • US2252019A - Garment : en
  • ES147162A1 - New model of mill, special for the grinding or milling of salt, sulfur and sulfate. : en es
  • FR866409A - Improvements to gear checking devices : en fr
  • ES5451Y - Seals for bottles of all kinds. : en es
  • USD128898S - Design for a dress : en
  • GB538632A - Improvements in studs : en
  • ES5859Y - Automatic funnel. : en es
  • US2252374A - Lister planter : en
  • US2252619A - Article holding stand : en
  • US2252331A - Bonding material and process of making the same : en
  • US2252578A - Insulation of buildings : en
  • DE709359C - Device for the regulation of technical-physical quantities : de en
  • US2252340A - Lamp holder : en
  • USD128823S - Brooch or similar article : en
  • ES146200A1 - A new process for the manufacture of molten ammonia explosives by means of emulsion. : en es
  • DK58926C - Signal rheometer. : da en
  • US2252605A - Cooling plate for blast furnace inwalls and mantles : en
  • US2252093A - Adjustable ophthalmic bridge : en
  • DE709431C - Handle for dental contra-angles with a triangular cross-section : de en
  • FR866497A - Magnetic Core Direction Finder Aerial : en fr
  • US2252226A - Refrigerator car : en
  • US2252252A - Rowlock for rowing and sculling boats : en
  • USD128905S - Design for a dress ensemble : en
  • USD128778S - Design for a display stand : en
  • DE709294C - Full stroke lock, especially for the control element of the setting error correction device for printing calculators or the like. : de en
  • US2252144A - Refrigerator door latch : en
  • GB538591A - Improvements in and connected with steering gear for heavy trailers : en
  • USD128791S - Combined desk and counter or similar article : en
  • CH216152A - Shaker, especially for table salt. : de en
  • CH216337A - Device for fixing a tool to its handle. : en fr
  • US2252095A - String for musical instruments : en
  • ES6072U - A bra applicable to jewelry and costume jewelry (Machine-translation by Google Translate, not legally binding) : en es
  • ES145845A1 - Patent of invention to solidify foamed and liquid residues in frothy and very porous form. : en es
  • GB538628A - Improvements in composite color photography : en
  • FR866450A - Universal joint and motor shaft assembly : en fr
  • US2252562A - Apparatus for making of photographic contact copies of documents : en
  • FR866492A - Aircraft curvature flaps improvements : en fr
  • CH216267A - Process for the preparation of an agent to be used in temporary dyeing of living hair. : de en
  • GB538620A - Improvements in or relating to control apparatus for the injection timing of internal combustion engines : en
  • US2251960A - Refrigerating apparatus : en
  • DE709248C - Procedure for sharpening files : de en
  • ES5118Y - New vault model for buildings. : en es
  • ES144878A1 - Accelerating action procedure of the vulcanization, in the obtaining of factices or simil-rubbers, that neutralizes the own retardant action of the sulfurized polymers of the fatty acids. : en es
  • GB538733A - A new and improved device for retaining partially-knitted fabric on hand knitting needles : en
  • ES143748A1 - Method for the reproduction or audition of sound records on film. : en es
  • US2252444A - Thermal relay : en
  • DE709290C - Factory-made model carrier made of plastic for dental porcelain technology : de en
  • GB538714A - Improvements in or relating to machines for fixing tubular rivets, eyelets or similar fastenings : en
  • GB538779A - Internal combustion engines, especially for aircrafts : en
  • US2251995A - Electrical device : en
  • US2252175A - Smoking pipe cleaning device : en
  • USD128822S - Design for a pin clip : en
  • US2252255A - Conveyer head shifting device : en
  • DK58921C - Cutting device for peat presses. : da en
  • US2251937A - Door lock : en
  • US2252363A - Cracker machine : en
  • US2252636A - Spark plug : en
  • US2251928A - Battery frame for a hearing aid : en
  • ES5449Y - Kitchens with additional plates that increase their useful surface. : en es
  • GB538732A - Improvements in or relating to electrical remote control devices : en
  • FR866467A - Acetylene generator for automotive vehicles : en fr
  • ES5294Y - Car for children's ride. : en es
  • DE709390C - Circuit arrangement for an objective density meter : de en
  • ES6058U - Tiralºneas on rollers. (Machine-translation by Google Translate, not legally binding) : en es
  • GB615512A - Improvements in magnetically operated devices : en
  • DE709365C - Process for the production of decaffeinated coffee extracts : de en
  • DE709459C - Space drawing device for the production of trains with progressive twist : de en
  • DE709259C - Process for the production of light aliphatic hydrocarbons : de en
  • US2252421A - Alloy : en
  • US2252542A - Adhesive dispenser : en
  • FR866432A - Improvements to so-called honeycomb radiators and the like : en fr
  • US2252618A - Rotary machine : en
  • FR866412A - High voltage compressed gas switch : en fr
  • US2252221A - Bkake beam tie : en
  • GB538670A - Improvements in or relating to controllers for synchronous electric motors : en
  • USD128824S - Besign for a brooch or similar article : en
  • USD128858S - Design for a fur collar : en
  • USD128868S - Design fob a dress : en
  • US2252091A - Moistureproof sheet : en
  • DE709243C - Optical system : de en
  • DE709253C - Paddle propeller : de en
  • ES6075U - Indicator device for posters in general and similar applications. (Machine-translation by Google Translate, not legally binding) : en es
  • FR866402A - : fr
  • GB538651A - Improvements in the production of artificial textile materials : en
  • DE709445C - Device for the complete closing of the opening in the airframe used to accommodate retractable landing gear or support floats : de en
  • US2251924A - Hatch controlled valve for storage tanks : en
  • US2252176A - Machine for grinding cylindrical surfaces : en
  • US2252385A - Method of machining articles and solution therefor : en
  • US2252522A - Method of making cellulose ether varnishes : en
  • US2252592A - Arrangement for the production of winding bodies : en
  • AT160607B - Electrical exciter for generating mechanical vibrations for sieving devices and the like. like : de en
  • CH216248A - Device for grid control of gas or vapor-filled discharge vessels. : de en
  • US2252116A - Two-way rail fastening : en
  • US2252017A - Mechanical trip hammer : en
  • DE709414C - Drive for cartridge feed through belts for weapons with a sling lever and original magazine charge : de en
  • DE709320C - Process for the production of an extract from aquatic animals : de en
  • NL50784C - : en
  • USD128850S - Design for a lipstick container : en
  • US2252281A - Process of decomposing waterinsoluble phosphates : en
  • US2252676A - Cigarette lighter : en
  • USD128784S - Design for a vegetable cutter : en
  • USD128839S - Design for a shoe ob similar article : en
  • DK58929C - Fireplace for smooth burning of low-calorie material and high-calorie fuel. : da en
  • ES146996A1 - Improvements introduced in cleaning devices. : en es
  • CA398564A - Diazo derivative : en fr
  • US2251936A - Steering linkage : en
  • US2252650A - Garment pressing machine : en
  • DE709277C - Process for injecting liquefied gases under pressure into containers : de en
  • CA398612A - Coin selector : en fr
  • DE709295C - Pulsator for milking machines : de en
  • CH216178A - Method and device for coating rollers. : de en
  • US2251989A - Flag support for motor vehicles : en
  • US2252153A - Internal combustion engine : en
  • GB538685A - Piston ring structure : en
  • US2252119A - Infant's or invalid's feeding spoon : en
  • US2252623A - Livestock drinking device : en
  • US2252193A - Apparatus for making flower holders : en
  • USPP483P - V kose plant : en
  • US2251951A - Vacuum tube for high frequencies : en
  • USD128793S - Edging strip or similar article : en
  • DE709397C - Doors for vehicles, especially motor vehicles : de en
  • US2252217A - Means for sealing nonresealable glass containers : en
  • AU287740A - Improvements in or relating to methods of shoemaking orto means suitable for use therein : en
  • US2252422A - Loose-leaf binder : en
  • US2252129A - Process for the production of hard bodies, especially of cutting, drawing, and similar tools : en
  • US2252148A - Television carrier signal receiver : en
  • AT160597B - Machine for the production of box parts with neck inserts. : de en
  • US2251938A - Purification of unsaturated compounds : en
  • US2252429A - Emergency tire chain : en
  • CH216285A - Device for sealing fixed windows on vehicles, in particular motor vehicles. : de en
  • US2252113A - Ironing board : en
  • US2252445A - Electric control system : en
  • ES6073U - Bottle for ink or other liquids (Machine-translation by Google Translate, not legally binding) : en es
  • FR866491A - Device for improving chemical reactions : en fr
  • US2252556A - Oil burner : en
  • US2252198A - Transmission gearing with synchronizing clutches : en
  • US2252590A - Fluorescent screen : en
  • US2252327A - Sound emitting apparatus : en
  • USD128779S - Recessed soap holder or similar article : en
  • AU37741A - Improvements in and relating to flash lamps : en
  • FR866484A - Self-propelled device with universal remote movement : en fr
  • GB538702A - Improvements in binder posts for loose leaves : en
  • US2252040A - Veneering press and the like : en
  • US2252166A - Vehicle lift : en
  • AU225540A - Improvements in or relating to electrical filters ofthe piezoelectric crystal type : en
  • CH216218A - Process for the solderless and thread-free connection of pipes made of plastically deformable metal. : de en
  • AT160611B - Process for the preparation of aminobenzenesulfonic acid amide compounds. : de en
  • DE709448C - Device for the heat treatment of materials by means of electrical high frequency : de en
  • CH216286A - Heater. : de en
  • US2252532A - Collapsible tube making machine : en
  • USD128878S - Design fob. a dress : en
  • GB538627A - Improvements in or relating to transfer sheet shifting devices for use with recording machines : en
  • AU286340A - Improvements in or relating to fluid heater cleaners : en
  • CA398613A - Wall and floor building method : en fr
  • US2252273A - Transmission control mechanism : en
  • US2252501A - Material handling system : en
  • US2252433A - Pile fabric and method for producing the same : en
  • US2251948A - Apparatus for machining workpieces : en
  • AT160615B - Master pressure cylinders, in particular for operating hydraulic brakes in motor vehicles. : de en
  • CH216308A - Process for the manufacture of an estrogenic product. : de en
  • AU113588B2 - Improvements in or relating to shoe upper conforming machines : en
  • US2252318A - Rubber compounding and vulcanization and resulting vulcanizates : en
  • US2252456A - Elastic fluid turbine arrangement : en
  • US2252496A - Spark plug and method of making : en
  • US2251978A - Rail cleaning device : en
  • US2252401A - Amine derivatives of sulphodicarboxylic acids : en
  • US2252450A - Swimming shoe : en
  • US2252451A - Game board : en
  • US2252545A - Synchronizer : en
  • CH216329A - Process for the production of a sulfur dye. : de en
  • CA398648A - Switch control and indication system : en fr
  • CH216279A - Electric motor drive for bells, especially church bells. : de en
  • AT160586B - Bearing bodies, in particular for scales. : de en
  • AT160583B - Device for remote transmission of any angle settings of apparatus. : de en
  • CH216139A - Drive device on riflemen and similar water closures with a rack and pinion joint. : de en
  • US2251957A - Needle welding machine : en
  • DE709402C - Swing excavator : de en
  • US2251964A - Apparatus for filtering gas : en
  • US2252078A - Venting device for water closet valve mechanisms : en
  • US2252516A - Racing game apparatus : en
  • CH216319A - Process for the production of an acidic wool dye. : de en
  • US2252083A - Radio traffic control : en
  • CH216227A - Device for operational testing of the sparkover on the spark plugs of internal combustion engines. : de en
  • DK58937C - Contact device for Stoplights for Bicycles. : da en
  • US2251975A - Rotary lip knife for bag machines : en
  • USD128818S - Design for a pin ob similar article : en
  • US2252061A - Fluid heater : en
  • CA398630A - Nitrate production : en fr
  • CH216318A - Process for the production of an acidic wool dye. : de en
  • US2252155A - Metal wall tie : en
  • US2252588A - Vitreous enamel opacifier : en
  • GB538641A - Improvements in chemical closets : en
  • NL50753C - : en
  • US2252495A - Vitreous composition : en
  • CA398551A - Fibre pulp production : en fr
  • CH216171A - Process and plant for biological wastewater treatment. : de en
  • CH216242A - Safety device, in particular small circuit breaker or fuse plug, with screw contact. : de en
  • CH216294A - Drive on rail vehicles with fluid drives. : de en
  • USD128834S - Brooch or similar article : en
  • US2252552A - Luminescent coating : en
  • US2252634A - Window sash operator : en
  • AU113575B2 - Process and apparatus for obtaining motor spirit, andthe like from shale, coal, lignite, andother material : en
  • FR866463A - Weft laying device for ribbon looms : en fr
  • US2252419A - Automatic tension control : en
  • US2252146A - Measuring instrument : en
  • US2252291A - Automatic apparatus for filling cans by vacuum : en
  • USD128852S - Design for a coat : en
  • US2252463A - Pencil : en
  • US2252491A - Sandless bender : en
  • USRE21876E - Hxngk and method of making : en
  • US2252034A - Variable ratio transmission mechanism : en
  • US2252222A - Device for detecting loose metal parts in the oiling systems of power plants : en
  • DE709383C - Method and device for bending and hardening a sheet of glass : de en
  • FR866454A - Photographic enlarger : en fr
  • CA398624A - Glue filming machine : en fr
  • DE709455C - Device for the roentgenographic representation of body sections : de en
  • DE709382C - Melting agent for textile fibers : de en
  • CA398532A - Dust and soot removing apparatus : en fr
  • DE709368C - Adjustable three-point bearing with rubber metal for the drive motor, especially for light motorcycles : de en
  • GB538694A - Speed-responsive shortcircuiting device for the ignition apparatus of internal combustion engines : en
  • DE709330C - Fluorescent : de en
  • DE709419C - Application of the method of air protection dimming, in which the light sources and the light exit openings illuminated by them are given different colors whose absorption spectra complement each other : de en
  • DK58923C - Method of Making a Disperser. : da en
  • FR866490A - Improvements to metal reels for photographic films and new reels applying these improvements : en fr
  • USD128867S - Design fob a dress ensemble : en
  • CH216137A - Cattle decoupling device. : de en
  • DE709430C - Flat weft knitting machine with sinkers attached by a clamping plate : de en
  • DE709413C - Gearbox that can be used in particular in fire control devices to allow for corrections, e.g. B. Wind corrections : de en
  • FR866442A - Process for removing iron from titanium ores : en fr
  • US2252625A - Bobbin holder : en
  • NL50931C - : en
  • US2252141A - Valve : en
  • US2252630A - Infinitely variable speed gear : en
  • GB538719A - Parachute training and amusement device : en
  • CH216292A - Hand protectors for cyclists and motorcyclists. : de en
  • US2252254A - Oil temperature regulator : en
  • US2252474A - Discharge device : en
  • CA398554A - Toy : en fr
  • CA398641A - Weighing scale : en fr
  • DE709325C - Arrangement for the objective measurement of high-frequency interference voltages on mains-powered devices : de en
  • DE709450C - Process for the production of a granular or powdery organic mixture : de en
  • US2252065A - Method and apparatus for treating water softeners : en
  • US2252066A - Interference responsive circuit : en
  • US2252373A - Clutch : en
  • US2252090A - Means and method of forming separable fastener stringers : en
  • GB538734A - Improvements in and relating to shaft packings : en
  • ES143884A1 - Improvements in the construction of elastic wheels. : en es
  • ES147115A1 - Fan rotor. : en es
  • FR866462A - Security device against theft more specially intended for cycles and their derivatives : en fr
  • GB538740A - Improvements in or relating to methods of and devices for feeding stock to the forming surface of paper making machines : en
  • US2252251A - Rotary tooth cleaner : en
  • US2252348A - Pen construction : en
  • US2252628A - Hair trimmer : en
  • US2252635A - Ladle pouring nozzle : en
  • US2252673A - Blower for heat treating furnace : en
  • US2252321A - Apparatus for compensating the operating time of electrical devices : en
  • US2252403A - Method of producing phytolipases poor in toxic albumins : en
  • US2252553A - Safety grip electric plug : en
  • US2251945A - Blank feeding mechanism : en
  • GB538669A - Improvements in and relating to electric flash lamps : en
  • ES146041A1 - Equipment for the continuous execution of the metallurgical preparation of raw materials in the reverberation chamber, especially for sulphuration, calcination or desiccation of minerals, saturated materials and other such products, exposing them to : en es
  • FR866444A - Key tuning device for radio-receiver devices : en fr
  • FR866475A - Apparatus for vulcanizing foam rubber : en fr
  • GB538642A - Improvements in and relating to means for securing co-ordination of motion between two or more members : en
  • USD128806S - Design for a hat : en
  • USD128807S - Design for a hat : en
  • USD128812S - Pastry tray or similar article : en
  • US2252047A - Well pumping system and apparatus : en
  • US2252150A - Dispenser : en
  • US2252212A - Device for inserting pessaries : en
  • US2252524A - Steering wheel : en
  • US2252600A - Miniature motor : en
  • DE709289C - Process for the production of sulphurized cutting and gear oil : de en
  • CA398590A - Dry shaving device : en fr
  • GB538674A - Improvements in electrical oscillators comprising thermionic valves : en
  • GB538772A - Improvements in printing device for coin operated postage machines : en
  • GR9607B - FILTER FOR SUSPENDED SUBSTANCE. : el en
  • ES152087A1 - A PUMP TO RAISE ALL CLASS OF LIQUIDS AND COMPRESSED TO PRESSURE THAT IS DESIRED. : en es
  • CH216239A - Device for starting and parallel connection of synchronous machines to an alternating current network. : de en
  • FR866453A - Improvements in the production and refining of aluminum : en fr
  • US2252333A - Preparation of synthetic drying oils : en
  • GB538762A - Improvements in or relating to mowers : en
  • ES143760A1 - TRIGGER MECHANISM FOR AUTOMATIC FIREARMS : en es
  • ES5447Y - Device of apparently walking figures. : en es
  • GB538705A - Improvements relating to drums suitable for the coiling thereon of electric cables, wire and similar articles : en
  • DE709388C - Corner connection for box floors : de en
  • FR866431A - Take-off and landing strip : en fr
  • DE709288C - Synchronous motor of the reaction type : de en
  • GB538757A - Improvements in or relating to electric plug and socket connectors : en
  • ES6082U - Mechanical drawing board with lifting movement and rotation thereof. (Machine-translation by Google Translate, not legally binding) : en es
  • FR866447A - Gear coupling : en fr
  • USD128833S - Brooch or similar article : en
  • US2252009A - Vehicle control system : en
  • US2252238A - Showcase : en
  • US2252436A - Mop wringer and bucket unit : en
  • US2252467A - Projector for stereoscopic images : en
  • US2252525A - Railway train control system : en
  • US2251965A - Color photography and color photograph : en
  • GB538686A - Improvements in or relating to tractor or other vehicle wheels : en
  • GB538748A - Improvements in electric valve control circuits for electric motors : en
  • AU113579B2 - Improvements in or relating to cooking stoves : en
  • AU256040A - An improved self-closing latch : en
  • US2252288A - Magnetically operated switch : en
  • US2252302A - Knitting needle : en
  • US2252382A - Truck for diesel locomotives : en
  • CA398591A - Dry shaving device : en fr
  • CA398587A - Gasket : en fr
  • AT160585B - Hydraulic fluid or compressed air control for machines for rolling out the bottoms of cartridge cases. : de en
  • CH216235A - Electrical device with cable clamping device. : de en
  • US2252250A - Pouring spout : en
  • CA398586A - Rock drill rotation release : en fr
  • US2252236A - Harmonica : en
  • US2252473A - Typographical slug casting machine : en
  • US2251903A - Mixing machine : en
  • US2252158A - Gear shifting mechanism : en
  • AU113600B2 - Improved pocket matchbox : en
  • US2252315A - Scuff : en
  • CA398545A - Cutting and slicing machine : en fr
  • CA398670A - Hygienic bandage : en fr
  • US2252319A - Industrial furnace : en
  • CH216164A - Process for the preparation of a new methylene compound. : de en
  • CA398656A - Wide range transformer : en fr
  • AU113574B2 - Improvements in or relating to fluid heater cleaners : en
  • AT160606B - Device for pre-breaking the folding edges in sleeve-like paper containers. : de en
  • USD128859S - Design fob a fur collar : en
  • AT160576B - Milling machine. : de en
  • CH216245A - Rotary capacitor, in particular multiple capacitor. : de en
  • CA398578A - Electric discharge apparatus : en fr
  • CA398584A - Fluid adsorption apparatus : en fr
  • US2252464A - Stress measuring means : en
  • CA398632A - Chlorine and nitrate production : en fr
  • DE709425C - Procedure for time modulation : de en
  • US2252256A - Sound attenuator for air impellers : en
  • GB538753A - Improvements in mosiac screens particularly for use in television apparatus : en
  • USD128827S - Cabinet for an ice cubing machine : en
  • USD128856S - Kaufman dress ensemble : en
  • FR866426A - Vault protection device for electric ovens with mobile vault or mobile vault : en fr
  • GB538594A - Improvements in tractors : en
  • USD128842S - Service cable connection box : en
  • ES146493A1 - Bicycle transport. : en es
  • DK58940C - Rifled firearms of the kind in which the diameter of the projectile decreases during firing. : da en
  • DE709399C - Device for mixing liquid fuels and oil with the aid of a hand pump installed in the fuel tank on motor vehicles : de en
  • FR866465A - Improvements made to electrically conductive elements : en fr
  • GB538623A - Improvements in or relating to ultra high frequency electron discharge devices using resonators : en
  • AU215540A - Systems for determining the direction of propagation of electromagnetic waves : en
  • FR866417A - Lightweight, removable metal frame constructions : en fr
  • US2252231A - Means for : en
  • US2252620A - Coring device : en
  • US2252210A - Method of making heat-exchange cores : en
  • US2252497A - Theft alarm : en
  • DE709258C - Sealing machine : de en
  • US2252612A - Direct and alternating current amplifier : en
  • GB538690A - Treating textile fibres, yarns, fabrics, or the like : en
  • GB538709A - Improvements in bolt anchors : en
  • US2251984A - Oscillograph scale system : en
  • USPP482P - Rose plant : en
  • US2252012A - Insulated panel brace : en
  • GB538676A - Improvements in and relating to flash lamps : en
  • US2251950A - Cantilever type truck : en
  • US2252305A - Separable fastener : en
  • GB538622A - Improvements in or relating to optical projection systems : en
  • GB538637A - Improvement in aluminium alloys : en
  • CH216260A - Artificial tooth. : de en
  • FR866499A - Folding and removable foot for parasols and other similar protectors : en fr
  • CA398660A - Siding tile : en fr
  • US2251974A - Predetermining counter for fluid meters : en
  • USD128865S - Design for a dress : en
  • CH216331A - Process for the production of a sulfur dye. : de en
  • CH216155A - Device for holding objects. : de en
  • FR866439A - Light-sensitive photographic film : en fr
  • GB538723A - Improvements in or relating to impulse-driven electric motors : en
  • US2252657A - Airfoil slot : en
  • US2252361A - Aluminum alloy rivet : en
  • GB538668A - Improvements relating to fastening devices for use with bolts and like threaded members : en
  • AT160604B - Overlay Receiver. : de en
  • CA398609A - Ice cream carton receptacle : en fr
  • DE709336C - Nibs : de en
  • GB538602A - Improvements in processes for extracting and concentrating sulphur dioxide : en
  • DE709429C - Process for the production of an oily colloidal sulfur paste : de en
  • US2251912A - Fourdrinier wire stringing carriage : en
  • CA398562A - Window construction : en fr
  • US2252164A - Vacuum breaker : en
  • USD128887S - Design fob a dress : en
  • AT160584B - Hydrogen annealing process. : de en
  • AU288040A - Improvements in or relating to shoe upper conforming machines : en
  • CA398665A - Welding apparatus : en fr
  • AT160605B - Process for the production of briquettes by heating solid fuels, particularly coals of recent geological ages. : de en
  • CH216228A - Rapid freezing system for meat, fish, fruit, vegetables and other perishable foods. : de en
  • CA398576A - Motor control system : en fr
  • US2252294A - Shearing head for dry shavers : en
  • DK58938C - Steering mechanism for boats. : da en
  • FR866420A - Tank for transporting liquids : en fr
  • CA398546A - Hot air furnace : en fr
  • DE709306C - Grinding threads : de en
  • AU113592B2 - Improvements in and relating to power "driven mowers : en
  • US2251933A - Switching device : en
  • US2252106A - Packaging method : en
  • US2252336A - Grain binder : en
  • US2252406A - Drum opening tool : en
  • CA398657A - Engine governor : en fr
  • DE709360C - Process for the extraction of aromatic and unsaturated hydrocarbons from light mineral oil distillates : de en
  • US2252379A - Guy anchor : en
  • CA398549A - Safety step tread : en fr
  • US2252206A - Universal ankle joint : en
  • DE709409C - Furnace for melting glass and other difficult-to-melt materials : de en
  • CA398617A - Scalp treating device : en fr
  • US2252117A - Benzoic acid purification : en
  • CH216324A - Process for the production of an acidic wool dye. : de en
  • CA398653A - Heel-seat fitting machine : en fr
  • US2251920A - Flashlight with interchangeable reflectors : en
  • US2252296A - Regulating apparatus for dynamoelectric machines : en
  • US2252656A - Flap for airfoils : en
  • CA398662A - Tire rim construction : en fr
  • US2252598A - Drilling mechanism : en
  • US2252293A - Modulation system : en
  • ES6089U - A toy made up of an animal figure with articulating legs, etc. (Machine-translation by Google Translate, not legally binding) : en es
  • US2252568A - Prefabricated building structure : en
  • US2252616A - Dispenser carton holder : en
  • US2252461A - Method of making electromagnetic cores : en
  • US2252479A - Process for obtaining esters of polymeric metaphosphoric acid : en
  • US2252192A - Clock assembly means : en
  • US2252177A - Wallet : en
  • US2252531A - Spinning frame : en
  • USD128924S - Design fob a deess ensemble : en
  • DE709244C - Inclined polarizer and analyzer for circularly polarized light : de en
  • DE709363C - Circumferential grain divider for mowing machines : de en
  • CA398600A - Sanitary napkin making machine : en fr
  • DE709246C - Screw connection with castle nut and split pin : de en
  • FR866428A - Improvements to de-icing installations for propellers by electric heating : en fr
  • US2252325A - Machine for use in the manufacture of shoes : en
  • USPP484P - Kose plant : en
  • DE709329C - Multi-pole connector for mobile machinery and lighting systems, especially in companies that are at risk of explosion and firedamp : de en
  • DE709355C - Self-loading weapon : de en
  • ES6081U - A separable lid for heels (Machine-translation by Google Translate, not legally binding) : en es
  • US2252292A - Mold ring and plunger : en
  • ES143967A1 - Devices for force transmission. : en es
  • CH216168A - Product for painting walls and process for obtaining this product. : en fr
  • US2252577A - Printer-projection system : en
  • AU113587B2 - Improvements in or relating to shoe upper conforming machines : en
  • CA398616A - Hydraulically operated surface grinding machine : en fr
  • DE709333C - Rotary spinning device for simultaneous spinning and twisting of artificial threads : de en
  • CH216289A - Reflective device on vehicles such as bicycles and motorcycles. : de en
  • US2252058A - Method and means for testing resonant circuits : en
  • US2252446A - Bearing construction : en
  • US2252471A - Synchronizing means for ironing or like roller machines : en
  • USD128922S - Design fob a dress : en
  • CH216320A - Process for the production of an acidic wool dye. : de en
  • GB538731A - Improvement in marine and aero propulsion : en
  • US2252454A - Plug receptacle : en
  • US2252580A - Electron discharge device : en
  • US2251952A - Transmission control : en
  • US2252347A - Apparatus for producing displays by rotating luminous bodies : en
  • DE709346C - Pressed material gear : de en
  • FR866464A - Device facilitating the development and reading of staff road maps or other progressively : en fr
  • US2252482A - Servo brake mechanism : en
  • AT160582B - Process for improving the properties of synthetic threads. : de en
  • US2251996A - Process for making anesthetic bases and intermediates : en
  • US2252072A - Fluid discharge apparatus for laundry machines : en
  • US2252179A - Ventilator : en
  • CA398580A - Cathode ray tube : en fr
  • CA398561A - Paper bag construction : en fr
  • DE709309C - Echo sounder display device : de en
  • NL50715C - Vibrator : en nl
  • US2252173A - Refrigerating apparatus : en
  • US2251976A - Indicator for internal combustion engines : en
  • US2252122A - Carburetor structure : en
  • US2252548A - Parasiticidal composition : en
  • USD128836S - Design fob a clothespin : en
  • US2252322A - Alternator for paper-folding machines : en
  • US2252581A - Selector : en
  • US2252071A - Steam generator : en
  • US2252448A - Wire connector : en
  • CA398540A - Culinary contrivance : en fr
  • CH216184A - Device for rotating targets at the same time. : de en
  • US2251947A - Azo compound and material colored therewith : en
  • USD128801S - Design for a mitten : en
  • US2252377A - Picker construction : en
  • USD128866S - Design fob a dress ensemble : en
  • US2252627A - Machine tool of the sensitive table type : en
  • USD128894S - Design for a dress : en
  • CH216250A - Device for delaying the decrease of the anode current in multi-phase converters. : de en
  • CH216333A - Bimetal thermometer. : de en
  • AU19341A - Improvements in loading appliances associated with motor vehicles trailers andthe like : en
  • ES146604A3 - Device for priming furnaces, particularly arc furnaces. : en es
  • US2252369A - Efficiency indicating apparatus : en
  • US2252527A - Bodying drying oils with cellulose : en
  • US2252396A - Surface covering material manufacture : en
  • CH216182A - Chassis for devices such as B. bed guns are arranged on a bed to be settled on the ground. : de en
  • US2252145A - Bolt and nut lock : en
  • US2252658A - Preparation of stearates and palmitates : en
  • DE709391C - Type roller counting and printing unit, which records the measured values given numerically in impulse form by a measuring device to the same : de en
  • US2252536A - Purifying pyrolysates of halohydrocarbons : en
  • GB538746A - Improvements in power transmission systems : en
  • DE709384C - Device for dismantling dumplings : de en
  • FR866468A - Shoe mounting machine and method of mounting which can be performed using this machine : en fr
  • GB538681A - Composite slabs of high density and low porosity in combination with low density and high porosity materials : en
  • US2252286A - Cowl fastener : en
  • USD128805S - Design for a hat : en
  • ES146655A1 - A process for condensation by evaporation or cooling of liquids. : en es
  • ES6090U - Closing device for boxes, registers and similar. (Machine-translation by Google Translate, not legally binding) : en es
  • ES6061U - Auction for fireplaces. (Machine-translation by Google Translate, not legally binding) : en es
  • ES6083U - A new tap system (Machine-translation by Google Translate, not legally binding) : en es
  • DE709338C - Device for reducing the bearing load on weighing equipment : de en
  • US2252459A - Liquid control valve : en
  • CA398555A - Electric flashlight : en fr
  • US2252290A - Toy : en
  • US2252679A - Preventing singing in telephone repeaters : en
  • ES146949A1 - A method of construction of tubular walls. : en es
  • US2252203A - Mechanism for boring compressor chambers for refrigerators : en
  • US2252295A - Indicating mechanism : en
  • GB538695A - Improvements in or relating to timing controllers for electric circuits : en
  • CH216213A - Method of manufacturing retractable extensible articles. : en fr
  • US2252537A - Splash guard for motor vehicles : en
  • US2252275A - Echo sounding installation : en
  • US2252584A - Mixing circuit in superheterodyne receivers : en
  • ES147075A1 - A field barrack of light type. : en es
  • US2252216A - Wooden sole shoe : en
  • US2252478A - Grid pasting and stacking machine : en
  • US2252304A - Vibrating screen : en
  • DE709331C - Process for bleaching and clarifying gelatine or glue solutions : de en
  • ES4753Y - New separator for galvanic batteries, but especially for alkaline batteries. : en es
  • USD128918S - Design for a dress : en
  • DE678516C - Aircraft with one or more altitude cabins : de en
  • DE709293C - Process for producing single-crystal cleavage surfaces : de en
  • CH216295A - Hydraulic braking devices, in particular for rail vehicles. : de en
  • US2252024A - Can opener attachment : en
  • US2252307A - Dust recovery apparatus for chemical and waste heat recovery installations : en
  • US2252468A - Spout and cap : en
  • US2252352A - Wiredrawing machine : en
  • DE709423C - Basket for loading electric ovens : de en
  • FR866459A - Nozzle used to supply gasifier fires : en fr
  • GB538782A - A new or improved mask for use in the art of photography : en
  • FR866441A - Advanced slicer : en fr
  • US2252638A - Animated electrical discharge device : en
  • ES5636U - Figures for shows and propaganda. (Machine-translation by Google Translate, not legally binding) : en es
  • DE709352C - Process for the recovery of used and desilvered photographic fixing baths : de en
  • US2252492A - Automatic feed water regulator for steam boilers : en
  • CH216172A - Process for the production of carbon paper. : de en
  • GB538775A - Improvements in or relating to the modulation of high frequency currents : en
  • FR866457A - Safety block, flameproof, for combustible gas pipes : en fr
  • CH216299A - Gas switch for gas-heated liquid heaters. : de en
  • US2251941A - Splitting machine : en
  • US2252550A - Fractional distillation : en
  • US2252631A - Heat retaining drum for furnaces and the like : en
  • USD128857S - Design fob a dress : en
  • US2252603A - Welding machine : en
  • AT160620B - Process for the photographic production of still or moving images in natural colors. : de en
  • US2252338A - alkan : en
  • US2252069A - Heat exchanger : en
  • US2252243A - Rope tie hook : en
  • US2252394A - Curing surface covering materials : en
  • USD128782S - Hallenscheid towel bar post : en
  • US2252085A - Apparatus for flattening and leveling sheet coil, and plate material : en
  • US2251943A - Signature gathering machine : en
  • US2252303A - Drill grinder : en
  • US2252504A - Method of mounting lenses in illuminated signs, etc. : en
  • DE709416C - Baffle plate conveyor : de en
  • DE709357C - Process for the production of sintered phosphates : de en
  • USD128849S - Design fob a lipstick container : en
  • US2252330A - Indicating counter for firearms : en
  • CH216314A - Process for the production of a nitrogen-containing condensation product. : de en
  • US2252162A - Burner for liquid fuels : en
  • US2252538A - Soldering iron : en
  • US2252606A - Cooling plate for blast furnace inwalls and mantles : en
  • AT160572B - Process for the preparation of unsaturated oxyketones of the cyclopentanopolydrophenanthrene series or their derivatives. : de en
  • GB538595A - Improvements in and relating to the process of hardening and tempering armour piercing projectiles : en
  • CH216304A - Process for the preparation of a new derivative of a heterocyclic compound. : de en
  • AT160580B - Continuous firing for kitchen stoves, room stoves or the like. : de en
  • AU68841A - Improvements in and relating to power "driven mowers : en
  • AT160575B - Pen coat. : de en
  • CA398644A - Weighing scale : en fr
  • CH216186A - Gas pressure charger. : de en
  • ES6054U - Cover for vehicles. (Machine-translation by Google Translate, not legally binding) : en es
  • AT160599B - Magnesium alloys. : de en
  • US2252045A - Tubular heat exchange apparatus : en
  • US2252346A - Grain shocker : en
  • USD128893S - Design foe a dress : en
  • US2252102A - Multiple nail fastener : en
  • FR866446A - Process for the production of gas mixtures of chlorine peroxide and chlorine : en fr
  • GB538713A - Improvement in and relating to bakery products : en
  • ES143969A2 - Devices for force transmission. : en es
  • GB538752A - Shutter means for obscuring windows and the like : en
  • CA398535A - Die stock centring guide pin : en fr
  • DE709343C - Double cuff button with button heads pivoted on the button bar : de en
  • CA398595A - Suction cleaner : en fr
  • CH216222A - Rotary lobe compressors. : de en
  • CH216339A - Process for the production of dehydroandrosterone. : de en
  • US2252261A - Method of and means for vaporizing hydrocarbon liquids : en
  • USD128919S - Design fob a dress : en
  • CA398666A - Throw pump : en fr
  • US2252342A - Semidirigible flying machine : en
  • US2252013A - Pedal control and spacer for power and brake systems or the like : en
  • CA398565A - Billet heating furnace : en fr
  • CH216313A - Process for the preparation of an azo dye. : de en
  • CH216176A - Process for the production of photosensitive systems. : de en
  • CH216211A - Process for the shaping processing of reversibly processable plastics. : de en
  • USD128862S - Design for a dress : en
  • DE709315C - Process for the production of starch from corn : de en
  • CH216204A - Aluminum alloy, especially for pistons in internal combustion engines. : de en
  • ES5963U - Burner of heavy oils or distillation greases. (Machine-translation by Google Translate, not legally binding) : en es
  • FR866423A - Flowmeter : en fr
  • CH216148A - Removable automatic oven for charring wood. : en fr
  • AU113614B2 - Improvements relating to apparatus for filling containers with liquids, pastes or discrete material : en
  • DE709296C - Fish tank with water circuit : de en
  • CH216266A - Process for making durable solutions. : de en
  • CH216284A - Band fastener link. : de en
  • GB538722A - Improvements in or relating to key operated locks : en
  • AT160602B - Suspension, in particular for motor vehicles with independently suspended wheels. : de en
  • US2252571A - Easel : en
  • GB538729A - Improvements in supercharged internal-combustion engines : en
  • GB538784A - Improvements in or relating to pressure responsive indicating instruments : en
  • US2252010A - Partition cooling unit : en
  • US2252652A - Typewriter : en
  • ES5642Y - Hitch for all kinds of cars and trailer vehicles in general. : en es
  • GB538758A - Improvements in and relating to hydrokinetic torque transmitting devices : en
  • DE709438C - Roller straightener : de en
  • DE709381C - Process for the preparation of chromable indolyldiphenylmethane dyes : de en
  • ES6080U - Incandescent lamp with adjustable intensity. (Machine-translation by Google Translate, not legally binding) : en es
  • GB538706A - Improvements in x-ray apparatus : en
  • DE709256C - Motion damper for window panes against shattering in the event of bomb explosions : de en
  • FR866422A - Improvements to radio transceivers : en fr
  • CH216199A - Waterproof watch box. : en fr
  • CH216223A - Rotary piston machine. : de en
  • ES145001A1 - A process for the manufacture of multilayer bags of paper or other materials. : en es
  • USD128886S - Golden dress ensemble : en
  • US2252043A - Dry ice counter freezer and hardener : en
  • US2252070A - Curtain and the like and means for suspending same : en
  • US2252425A - Dsaft control device : en
  • US2252432A - Adhesive applying apparatus : en
  • GB538649A - Improvements in or relating to electrical metering apparatus : en
  • GB538655A - Improvements in or relating to scoring devices : en
  • DE709251C - Display device on the brakes of motor vehicles and trailers : de en
  • GB538659A - Improvements in or relating to liquid pressure operated soot blowers of boilers and the like : en
  • DE709354C - Device for preventing ice formation on the wings or tail surfaces of aircraft : de en
  • DE708440C - Process for the production of oil and resin-like condensation products : de en
  • DE709371C - Process for the preparation of unsaturated carbonyl-containing neutral oxidation products from sterols : de en
  • GB538739A - Improvements in and relating to snap fasteners : en
  • GB538771A - Improvements in or relating to the recording and reproduction of electrical impulses : en
  • US2252202A - Method of and means for providing loose-leaf catalogue or file leaves with hinges : en
  • US2252258A - Traction splint : en
  • GB538724A - Improvements in or relating to devices for the transmission and display of information : en
  • US2252378A - Mower : en
  • US2252558A - Traffic appliance : en
  • US2252434A - Portable lamp : en
  • GB538683A - Aluminium alloy : en
  • USPP485P - Kose plant : en
  • GR9611B - LAYOUT IN AN INSULATOR ANTENNA INSULATOR. : el en
  • USD128902S - Design fob a dress ensemble : en
  • US2252092A - Radio tuning means : en
  • AT160574B - Process for the production and reproduction of sound recordings. : de en
  • US2252299A - Method of making bushings : en
  • US2251939A - Tertiary alcohols of the cyclopentano polyhydro phenanthrene series and a method of producing the same : en
  • US2252186A - Two-stroke internal combustion engine : en
  • FR866479A - Improvements to fuel injection valves for oil engines : en fr
  • NL51740C - : en
  • DE709252C - Measuring device for rolling tanks : de en
  • US2252028A - Paper feed : en
  • US2252159A - Corn picker : en
  • USD128884S - Golden dress ensemble : en
  • ES6063U - Ironed neck with device to contain the tie and make it does not leave the inside of it (Machine-translation by Google Translate, not legally binding) : en es
  • ES6088U - Counting glass beads with piston of the same material (Machine-translation by Google Translate, not legally binding) : en es
  • US2252269A - Waxing machine : en
  • US2252180A - Bat and tine construction for harvester reels : en
  • US2252391A - Glass blowing machine : en
  • USD128802S - Scheinfield chair : en
  • US2252220A - Ingot casting apparatus : en
  • ES4831Y - Device for opening cans of preserves of all kinds. : en es
  • USD128909S - Design for a dress ensemble : en
  • CH216135A - Spraying and watering device for crops. : en fr
  • US2252621A - Calculating machine : en
  • US2251932A - Halogenated sulpho-acetic acid esters : en
  • US2252300A - Refrigeration system : en
  • USD128815S - Design fob a heater : en
  • US2252308A - Recoiling toy cannon : en
  • CH216238A - Semiconductor sheet resistor, in particular for broadcasting purposes, and method for its production. : de en
  • CA398553A - Elastic thread, yarn and fabric : en fr
  • CA398597A - Vehicle wheel : en fr
  • US2252602A - Tire hanger : en
  • CH216134A - Drying device for bulk goods moving through the drying room on longitudinally moving, air-permeable conveyor belts. : de en
  • CH216246A - Electromagnetic relay. : de en
  • CA398626A - Drilling jig : en fr
  • US2252088A - Lamp : en
  • US2252149A - Piston stabilizer and recam : en
  • USD128921S - Design for a dress : en
  • CA398575A - Electric discharge lamp device : en fr
  • AU131540A - Improved pocket matchbox : en
  • DE709311C - Unicycle rolling device to be connected to the rider's lower leg : de en
  • DE709387C - Elevator device : de en
  • US2252033A - Conveyer : en
  • USD128917S - Embroidered lace trimming or similar article : en
  • DE709351C - Cinematographic grippers : de en
  • DE709407C - Circuit arrangement with several glow cathode tubes, in which at least two independent processes are controlled by the discharge tubes : de en
  • GB538624A - Improvements in and relating to the manufacture of sponge or cellular rubber : en
  • US2252001A - Supporting and hoisting device : en
  • ES5629Y - Covers to bind or cover folder for newspapers and the like. : en es
  • GR9605B - FOOD FROM LEGUM AND WHEAT. : el en
  • CA398602A - Repeater fuse switch : en fr
  • US2252053A - Electric transmission system : en
  • US2252110A - Method and agent for breaking water-in-oil emulsions : en
  • US2252324A - Incandescent electric lamp coated with a light polarizing material : en
  • CH216270A - Process for the preparation of p-amino-benzenesulfo-2-amino-4-methyl-thiazole. : de en
  • FR866456A - Process for the preparation of amino-thiazol derivatives : en fr
  • FR866496A - Long-range aerial torpedo and launching device : en fr
  • US2251934A - Germicidal soap : en
  • US2252189A - Frequency stabilized electrical musical instrument : en
  • DE709317C - Tube testing device using circuit cards : de en
  • AT160592B - Soldering process and flux for carrying out the same. : de en
  • AT160596B - Fine adjustment for electrically operated passenger and freight elevators. : de en
  • US2252100A - Short-wave radio receiver with band-spreading : en
  • USD128897S - Design for a dress : en
  • AU113598B2 - Improvement in sawtooth wave generator : en
  • DE709274C - Roller table, especially for rolling mills with group drive of the rollers : de en
  • ES6084U - A new tap system (Machine-translation by Google Translate, not legally binding) : en es
  • FR866473A - Mercerized yarns and fabrics and their manufacturing process : en fr
  • DE709150C - Device for determining or displaying the deviation of a vehicle, in particular an aircraft, from the course, preferably for the purposes of course control : de en
  • USD128814S - Design for an umbrella rack : en
  • US2252574A - Photographic distance meter : en
  • US2252030A - Apparatus for activating thermoplastic cement : en
  • US2252232A - Telegraph selector mechanism : en
  • CA398607A - Magnesium base alloy melting method : en fr
  • DE709441C - Pedal control for rudder actuation with hand-operated distance between footrests and pilot's seat : de en
  • US2252103A - Adjustable gang condenser : en
  • CH216187A - High sensitivity percussion fuze. : en fr
  • AU85140A - Improvements in and relating togas-fired cooking stoves : en
  • AU113602B2 - Improvements in or relating to impregnated fibrous materials : en
  • US2252147A - Display closure for boxes : en
  • US2252172A - Remote control door operator : en
  • AT160593B - Process for the production of hollow concrete masts produced in a vertical position, in particular for electrical overhead lines. : de en
  • US2252211A - Heat exchange core : en
  • US2252514A - Hoist : en
  • CH216219A - Method and device for controlling fluid gears. : de en
  • AT160578B - Electric melting furnace. : de en
  • AT160613B - Process for the production of enamels. : de en
  • CA398673A - Light metal alloy article manufacture : en fr
  • CH216300A - Dip filters for tea and similar aromatic luxury goods. : de en
  • US2252666A - Wax-substituted aryl ether acids and method of making same : en
  • USD128794S - Design fob chessmen : en
  • US2252601A - Apparatus for cutting vegetation : en
  • US2252671A - Concealed antenna mounting : en
  • USD128795S - Lithographed sheet metal for metal containers or the like : en
  • US2252510A - Windshield cleaner : en
  • CH216306A - Process for the preparation of a new derivative of a heterocyclic compound. : de en
  • AU113599B2 - Washing machine : en
  • CH216215A - Device for distributing the drying air in a box-shaped belt dryer. : de en
  • CH216287A - Stud chain mounted on tires for driving on soft ground. : de en
  • AU253141A - Reinforcement for reinforced concrete : en
  • CH216142A - Electric water heater tap. : en fr
  • AT160577B - Process for the preparation of new water-soluble acylation products. : de en
  • US2252136A - Clutch operating mechanism : en
  • US2252127A - Feeding mechanism for bottle packing machines : en
  • USD128848S - Design fok a lipstick container : en
  • US2251993A - Dump vehicle : en
  • AU221440A - Improvements in or relating to cathode ray tubes : en
  • CA398622A - Fibre digester : en fr
  • CH216163A - Process for the preparation of a mixed urea having a solubilizing group. : de en
  • USD128872S - Design fob a dress : en
  • DE709418C - A mirror light operated with incandescent gas and designed as an ellipsoid of revolution with a light source located approximately in a focal point : de en
  • CH216316A - Process for the production of a nitrogen-containing condensation product. : de en
  • AT160616B - Check valve for installation in the control cylinder of liquid brakes. : de en
  • US2252080A - Gear shifting mechanism : en
  • US2252486A - Coating composition and the like- : en
  • USD128885S - Design fob a dress : en
  • US2252018A - Hatch tent : en
  • ES147181A1 - Desiccation procedure of the pepper, using the picón as fuel. : en es
  • FR866429A - Distribution system for internal combustion engines : en fr
  • CH216307A - Process for the preparation of a new derivative of a heterocyclic compound. : de en
  • CH216167A - Process for the production of leucoesters of linkable compounds. : de en
  • GB538621A - Improved airscrew-apparatus for the propulsion of aircraft : en
  • AU116636B2 - Reinforcement for reinforced concrete : en
  • CH216214A - Belt punching machine. : de en
  • DE709303C - Motor vehicle for the highest speeds : de en
  • GB538677A - Solution for preventing boiler incrustation and the elimination of rust and corrosion and a method of preparing the same : en
  • DE709284C - Device for applying spacers arranged at intervals to the inner conductor of air-space-insulated electrical lines : de en
  • AT160600B - Magnesium alloy. : de en
  • US2251921A - Azo compounds and materials colored therewith : en
  • US2252357A - Baby strap : en
  • CH216257A - Device for heating electrode salt bath ovens. : de en
  • CH216291A - Alternator assembly for vehicles, in particular bicycles. : de en
  • CH216321A - Process for the production of an acidic wool dye. : de en
  • US2252285A - Soundproof wall structure : en
  • US2252358A - Signaling float : en
  • US2252543A - Liquid dispenser : en
  • US2252233A - Windshield cleaner : en
  • SE102297C1 - : en
  • AT160587B - Device for registering the liquid level by means of a liquid level follow-up device, in particular in the case of liquid manometers of registration levels. : de en
  • CH216188A - Impact fuse. : de en
  • US2252368A - Regulating apparatus and method : en
  • US2252204A - Method and apparatus for coating paper : en
  • CA398568A - Laundry machine : en fr
  • CH216140A - Cable guide for free-fall ramming with crank winch. : de en
  • CH216341A - Process for the production of cholestenone. : de en
  • CA398649A - Railway signalling system : en fr
  • DE709377C - Overvoltage protection device for high-frequency transmitters of greater power : de en
  • FR866500A - Improvements to skis : en fr
  • US2252060A - Signal storing device : en
  • ES5746U - Bag, envelope or case for bills or paper money. (Machine-translation by Google Translate, not legally binding) : en es
  • GB538698A - Improved method of and means for balancing airscrews : en
  • US2252519A - Waistband for garments : en
  • US2252267A - Illuminating attachment for lubricating guns : en
  • US2252540A - Crack cutter : en
  • CA398643A - Scale material flow controller : en fr
  • CH216158A - Method of washing laundry. : de en
  • USD128864S - Design for a suit : en
  • USD128831S - Design fob a combined brooch and locket : en
  • CA398536A - Vegetable parer : en fr
  • ES6077U - Hose of textile fibers, fabrics and rubber. (Machine-translation by Google Translate, not legally binding) : en es
  • GB538604A - Improvements in or relating to statistical or like records and record reading devices : en
  • CA398543A - Electrical locking receptacle : en fr
  • CA398646A - Railway track circuit signalling system : en fr
  • CH216210A - Table saw. : de en
  • US2251955A - Temperature compensator for pressure actuated indicators : en
  • US2252289A - Container with music works : en
  • US2252320A - Multijet torch construction : en
  • US2252407A - Dry mop : en
  • AT160598B - Device for mixing and distributing tobacco. : de en
  • US2252485A - Coating composition : en
  • CH216150A - Quilt with removable cover. : de en
  • US2252126A - Lawn mower handle : en
  • CH216332A - Coil coupling device for goniometers. : de en
  • US2252412A - Solder : en
  • US2252431A - Method of producing and laying flooring products : en
  • USD128889S - Design for a dress : en
  • CH216326A - Process for the production of a sulfur dye. : de en
  • US2251998A - Accounting machine : en
  • US2252032A - Releasable driving means for connecting driving and driven members : en
  • US2252262A - Decoy : en
  • USD128853S - Design for a handbag : en
  • CA398593A - Diamond drill : en fr
  • CA398598A - Thread advancing reel : en fr
  • CH216180A - Ski attachment. : en fr
  • CH216190A - Adjustable caliber. : de en
  • ES6056U - Clamping frame of typesetting molds. (Machine-translation by Google Translate, not legally binding) : en es
  • US2252632A - Projecting film and related method : en
  • US2252208A - Electrical coil and method of making the same : en
  • US2252323A - Control system : en
  • US2252493A - Dispensing machine : en
  • US2252641A - Method of and apparatus for the transmission of speech and other sounds : en
  • USD128871S - Design for a dress : en
  • SE102295C1 - Experience in the promotion of consumer goods ö : en sv
  • USD128813S - Design foe an ironing machine : en
  • CA398606A - Beverage mixing machine : en fr
  • CH216144A - Process and installation for the manufacture of fiber cement tubes by centrifuging. : en fr
  • USD128776S - Design for a drawer ptjll : en
  • ES6086U - New cocoa butter pencil (Machine-translation by Google Translate, not legally binding) : en es
  • ES6076U - Lighting device attached to hair drying devices. (Machine-translation by Google Translate, not legally binding) : en es
  • AT160588B - Hydrofoil-shaped body at the stern of a ship. : de en
  • CH216201A - Chronograph timepiece fitted with an hour counter. : en fr
  • DE709400C - Floating facility for maintaining vehicles floating on water, in particular seaplanes : de en
  • US2251988A - Method of purging the internal parts of internal combustion engines : en
  • US2252381A - Container : en
  • US2252645A - Apparatus for producing constant current : en
  • CA398537A - Fish hook : en fr
  • US2252529A - Vehicular signal : en
  • US2252561A - Wire feeder : en
  • US2252664A - Alkyl substituted metal aryl hydroxylate-metal carboxylate salts and a method of making them : en
  • USD128840S - Design fob a dress ensemble : en
  • US2252097A - Adjustable chair : en
  • US2252564A - Split-foot knitting machine : en
  • ES5933U - Honey container with shutter mechanism and support. (Machine-translation by Google Translate, not legally binding) : en es
  • ES152078A1 - A PROCEDURE WITH YOUR DEVICE TO BURN ALL CLASS OF SOLID FUELS. : en es
  • US2252011A - Drafting arrangement for spinning frames and other similar machines : en
  • GB538634A - Improvements in or relating to the dewaxing of mineral oil : en
  • US2252101A - Popcorn vending machine : en
  • USD128916S - Design fob a dress : en
  • US2252585A - Means for drying corrugated board : en
  • USPP481P - Camellia plant : en
  • US2252109A - Awning arm adjustment : en
  • US2252245A - Vehicle direction signal switch : en
  • DE709361C - Process for modifying silicon-containing aluminum alloys : de en
  • US2252557A - Polymeric materials : en
  • CH216197A - Waterproof winding watch. : en fr
  • CH216236A - Roller switch. : de en
  • CH216330A - Process for the production of a sulfur dye. : de en
  • DE709237C - Floor brush with removable handle and removable mounting plate for a wiping cloth : de en
  • GB538720A - Improvements in or relating to buildings or structures : en
  • US2252105A - Thermal sealing machine : en
  • US2252437A - Assembling apparatus : en
  • US2251991A - Supporting structure for porcelain enameled pans : en
  • US2252575A - Surgical tool for cutting plaster casts : en
  • CH216203A - Chronometer with large seconds hands including at least one doubling. : en fr
  • CH216280A - Circuit arrangement for telecommunication loops. : de en
  • US2252121A - Reboring machine : en
  • ES6065U - One bottle or double deposit container (Machine-translation by Google Translate, not legally binding) : en es
  • GB538700A - A new or improved safety device for the retractable undercarriages of aircraft : en
  • US2251986A - Apparatus and method for the administration of gases : en
  • US2252169A - Oil-treated mineral wool : en
  • US2252453A - Automatic control equipment for synchronous frequency converters : en
  • USD128841S - Design fob a dress : en
  • GB538710A - Improvements in or relating to means for marking lines or the like on roadways, courts and the like : en
  • GB538675A - Improvements in the method and apparatus for making tablets of toilet soap : en
  • DE709240C - Hemp rope lock for hoists : de en
  • DE709318C - Electric melting furnace, in which the heating resistors are covered by a protective screen against the melting chamber and are splash-proof : de en
  • CH216170A - Process for post-chlorinating polyvinyl chloride. : de en
  • DE709417C - Artificial silk or silk stocking with reinforcement strips on the length : de en
  • DE709433C - Method of killing dry rot (Merulius Lacrymans) in walls : de en
  • GB538680A - Improvements in and relating to apparatus for drying sheet material : en
  • US2252393A - Complex esters and processes of producing same : en
  • US2252359A - Window shade ring pull : en
  • GB538608A - Manufacture of textile treating agents : en
  • US2252076A - Fluid mixer : en
  • DE709394C - Method and device for recording moving images : de en
  • GB538663A - Improvements in and relating to coin-freed mechanism : en
  • GB538684A - Cathode ray tubes : en
  • US2252280A - Decomposition of water-insoluble phosphates : en
  • USD128847S - Design fob. a lipstick container : en
  • US2251969A - Accounting machine : en
  • US2252283A - Box squeeze : en
  • DE709403C - Process for the manufacture of iron cartridges : de en
  • FR866411A - Improvements to expandable enclosures such as manometric capsules : en fr
  • USD128888S - Design for a dress : en
  • DE709439C - Star piston pump or motor : de en
  • GB538704A - Improvements in electric switches with sliding contacts : en
  • GB538646A - Improvements in or relating to adjustable diameter sheaves : en
  • DE709398C - Fresh air heating for cars : de en
  • USD128843S - Combined lipstick holder and eye shadow case : en
  • US2252554A - Polymeric material : en
  • US2252569A - Irrigating apparatus : en
  • GB538747A - Improvements in or relating to the dewaxing of mineral oils : en
  • FR866451A - Improvement in the manufacturing processes of agglomerates based on coal used as the only binder : en fr
  • GB538643A - Clavicle splint and arm support associated therewith : en
  • DE709278C - Compaction device for embankments : de en
  • US2252427A - Method of producing sized ceramic products : en
  • USD128796S - Design for a doll : en
  • USD128838S - Combination supporting bracket and flower holder : en
  • USD128901S - Design for a dress : en
  • US2252576A - Flotation apparatus : en
  • USD128811S - Design fob a building block : en
  • FR866430A - High efficiency combustion engine : en fr
  • GB538761A - Improvements in and relating to control, indicating or recording systems incorporating electrically controlled servo motors : en
  • US2252488A - Pressure-sealing fastening for vessel covers : en
  • CA398547A - Refrigerating system : en fr
  • FR866486A - Improvements available to the rectifying system of an optical instrument and its applications : en fr
  • US2252549A - Intercommunicating circuit : en
  • US2252505A - Window for trailers : en
  • US2252675A - Stabilized hydrocarbon composition and stabilizing agent therefor : en
  • AT160603B - Process for the production of washable stiff fabrics. : de en
  • CA398659A - Wooden heel reinforcement : en fr
  • GB538600A - Improvements in or relating to fracture apparatus : en
  • GB538742A - Improvements in and relating to electric motor control systems : en
  • USD128906S - Design for a dress ensemble : en
  • US2252197A - Windowpane fastener : en
  • US2252534A - Movable supporting device : en
  • US2252052A - Sublimating apparatus : en
  • US2252582A - Reinforcing means for lamp shades : en
  • US2252004A - Typewriting machine : en
  • US2252115A - Filler for grease guns : en
  • US2252506A - Ignition system : en
  • US2252376A - Pickup attachment for harvesterthreshers : en
  • DK58933C - Insert for Tile Stoves. : da en
  • CH216322A - Process for the production of an acidic wool dye. : de en
  • US2252081A - Preparation of sulphonium compounds : en
  • CA398611A - Coin selector : en fr
  • GB538693A - Improvements relating to cigarette cases : en
  • FR866416A - Shuttle stitch sewing machine : en fr
  • FR866415A - Aerial systems for radio communications : en fr
  • DE709262C - Process for image fragmentation using the projection of all brightness values contained in the image to be transmitted onto a grid-shaped photocathode : de en
  • GB538730A - Improvements in clamps for pipes, cables and the like : en
  • CH216269A - Process for the preparation of p-amino-benzenesulfo-2-amino-4-oxy-thiazole. : de en
  • FR866443A - Chlorination process for chromium ores : en fr
  • CA398640A - Weighing scale : en fr