• US2333900A - Food storage and display device : en
  • US2334150A - Sewing machine work-guide : en
  • US2334122A - Electric cooker : en
  • DE741369C - Arrangement of measuring devices for upstream and downstream pressure on regulators, especially pressure regulators : de en
  • GB557254A - Improvements in or relating to portable drills and the like : en
  • DE741264C - Holding device for projectiles : de en
  • US2333789A - Tool handle : en
  • US2334070A - Aircraft : en
  • USD136648S - Combined billfold and sewing kit : en
  • US2333919A - Detergent paper towel : en
  • FR887355A - Periodically operated contact device : en fr
  • GB557169A - Improvements in or relating to the concentration of slurries and apparatus therefor : en
  • US2333710A - Discharge device : en
  • US2333939A - Turret device : en
  • USD136626S - Design for a water pitcher : en
  • FR887215A - Diagonal tension ski binding : en fr
  • US2334109A - Rolling mill coiler : en
  • AU117678B2 - Refrigerating apparatus : en
  • US2333801A - Type cleaning implement : en
  • DE741408C - Guide for the horizontally movable milling support of hobbing machines : de en
  • DE741470C - Process for the production of acidic wool dyes : de en
  • DE741535C - Hardening of sliding bodies pressed from iron powder by treatment with gaseous diffusion substances : de en
  • DE741467C - Process for the preparation of disazo dyes : de en
  • DE741375C - Attachment of the covering of the roof of the car body, especially for motor vehicles : de en
  • AU615342A - Anew or improved means for producing a multiple quantity of toasted sliced bread : en
  • DE741481C - Device for printing off or stopping on sheet-fed printing machines : de en
  • US2333820A - Photographic shutter : en
  • US2334153A - Electric motor : en
  • GB557187A - Improvements in or relating to lubricators : en
  • CA416255A - Railway car truck : en fr
  • DE739913C - Process for the production of an absorbable, surgical sewing thread : de en
  • FR887439A - Process and device for the recovery of condensable by-products, in the partial distillation of wood with a view to its carbonization : en fr
  • CA416336A - Railway car truck : en fr
  • US2333667A - Knitting mechanism : en
  • FR887289A - Process for preparing salts of amido-sulfonic acid : en fr
  • FR887327A - Electric illuminance meter : en fr
  • DE741403C - Device for the extraction of bee venom : de en
  • US2333754A - Manufacture of mixed resins for cation exchange : en
  • US2333980A - Slip friction clutch : en
  • DE741379C - Process for the manufacture of shoes with a sewn-through frame and a double outsole : de en
  • FR887401A - Liftable bow cover and anchor hold for seaplanes : en fr
  • US2333751A - Heating device : en
  • FR887331A - Device for carrying out vacuum-controlled welds between earthen tubes and large-area metal parts forming part of electric discharge vessels, in particular comprising disc-shaped bushings for hollow resonators : en fr
  • US2333726A - Process of preparing ether acids : en
  • US2334032A - Dispenser : en
  • AU720442A - An improved push bar switch and lamp holder : en
  • DE740508C - Machine for painting the outer and / or inner seam of can bodies : de en
  • DE741446C - Hull tug with a box-shaped hull made of sheet metal : de en
  • FR887376A - Regulatory device applicable to sound film players : en fr
  • FR887416A - Process for recovering carbon from the exhaust gases of engines powered by gasifiers : en fr
  • GB557275A - Improvements in or relating to operating tables : en
  • DE741419C - Keyboard for a die setting and line casting machine for setting syllables and words : de en
  • FR887330A - Cinematographic camera : en fr
  • US2333888A - Control device : en
  • DK61544C - Apparatus for electrolytic oxidation of zipper parts. : da en
  • DE741247C - Colon welding gun with two secondary transformers connected in series and facing each other : de en
  • FR887427A - Cloth scrubber filter device : en fr
  • GB557160A - Improvements in transmission joints : en
  • DE741326C - Relay arrangement for optionally delayed triggering processes initiated by a current surge : de en
  • DE741337C - Process for the production of crystal clear and colorless oxide layers on aluminum and aluminum alloys : de en
  • DE741565C - Automatic rope tensioner : de en
  • DE741595C - Method and device for the production of artificial silk threads of non-uniform denier : de en
  • DE741617C - Process for spraying paint from spray guns with heatable paint containers and heatable nozzles : de en
  • DE741606C - Tiller for hanging on tractors : de en
  • US2333879A - Convertible bulkbead for refrigerator cars : en
  • US2333942A - Fuse : en
  • US2333741A - Manufacture of cast iron : en
  • GB557252A - Improvements in apparatus for exposing objects to radiant heat : en
  • US2333640A - Work holder : en
  • DE740829C - Process for the production of condensation products : de en
  • US2334042A - Vulcanization of rubber : en
  • US2333808A - Apparatus for checking electromechanical devices : en
  • CA416243A - Diaphragm valve frame assembly : en fr
  • DE741364C - Incandescent tube for optical temperature measurements : de en
  • DE741466C - Process for the production of asymmetrical dis- and polyazo dyes : de en
  • DE741475C - Device for the dismantling of powerful floeze with a broad view, consisting of housings designed as hollow stamps : de en
  • US2333686A - Ventilating system for submarines : en
  • US2333883A - Well surveying device : en
  • US2333907A - Apparatus for electrodepositing metals : en
  • FR887228A - Improvements to high frequency transformers : en fr
  • FR887395A - Piloting vehicles, especially airplanes : en fr
  • FR887224A - Agricultural tractor adapting to horse-drawn vehicles : en fr
  • DE741358C - Process for the preparation of o, o'-dioxyazo dyes : de en
  • DE741543C - Holding device for model or core box attachments and cooling molds : de en
  • FR887431A - Improvements to devices for launching war projectiles : en fr
  • GB557255A - Improvements in or relating to heat transfer systems : en
  • DE741615C - Device for measuring the length of the foot : de en
  • FR887299A - Method of sorting minerals by float using xanthates : en fr
  • FR887216A - Improvements made to conduits and receptacles whose walls are made up of superimposed layers : en fr
  • FR887324A - Lane change control : en fr
  • FR887256A - Austenitic manganese hard steel with improved mechanical characteristics and high wear resistance : en fr
  • FR887368A - Arrangement for transposing a frequency band : en fr
  • GB557227A - Improvements in and relating to the preservation and storage of dried leafy and root vegetables : en
  • GB557240A - Improvements relating to supply circuits for the operation of electric discharge lamps : en
  • GB557259A - A new or improved control mechanism for aeroplanes : en
  • US2333746A - Cutter teeth for well drills : en
  • GB557197A - Apparatus for charging internal combustion engines by means of coarsely cleaned producer gas obtained from wood : en
  • US2333777A - Fluid cooled wall construction and method of assembling the same : en
  • US2334028A - Airplane safety device : en
  • FR887329A - Birefringent material : en fr
  • FR887307A - Improvements to flash lamps : en fr
  • FR887372A - Pocket lighter : en fr
  • DE741284C - Device for switching arc short circuits in electrical systems : de en
  • DE741404C - Process for producing one for brake blocks, brake or friction clutches and the like. suitable mass : de en
  • US2333637A - Explosive composition : en
  • USD136632S - Design for a toothbrush : en
  • FR887234A - Method and apparatus for changing yarn crossings in crossed winders : en fr
  • US2333662A - Manufacture of titanium dioxide pigments : en
  • US2333695A - Hook remover : en
  • US2334130A - Safety device for foot kick presses : en
  • DE741562C - Vermin killers : de en
  • US2333698A - Fuel injection apparatus : en
  • FR887291A - Drawing bench for spinning looms of all kinds, preferably for continuous ring looms and method of converting continuous ring looms or the like : en fr
  • FR887396A - Valve, in particular for electrolytic capacitors : en fr
  • GB557272A - A new or improved soap saving device : en
  • DE741374C - Gas developing device for blueprints : de en
  • FR887444A - Improvement in dry gas meters : en fr
  • US2333891A - Illuminated vanity case : en
  • US2333827A - Periscopic vision device : en
  • DE741283C - Circuit arrangement for telephone systems with double-directional, sealed off connecting lines : de en
  • GB557176A - Improvements in radial flow turbines : en
  • DE741442C - Process for phosphating zinc alloys containing aluminum : de en
  • US2333699A - Manufacture of rubber threads : en
  • DE741281C - Stopping device of a single-letter casting and line-setting machine with circular dies arranged on a rotating drum : de en
  • DE741413C - Winding device that can be driven by two electric motors, especially for tree machines : de en
  • US2333636A - Slicing machine : en
  • US2334142A - Cigarette feed for packers : en
  • SE108985C1 - : sv
  • AU732242A - Refrigerating apparatus : en
  • DE741564C - Belt with a wedge-shaped cross-section : de en
  • US2333679A - Process for protecting plastics during curing or molding : en
  • FR887411A - Charcoal gasifier : en fr
  • DE741351C - Overcurrent switch : de en
  • US2333782A - Alpha, beta'-dicyano diethyl ether : en
  • US2333875A - Chime unit : en
  • US2334002A - Means for mounting rotating assemblies : en
  • US2334045A - Electric translating apparatus : en
  • DE694519C - Process for the production of alcohols : de en
  • FR887260A - Method and apparatus for wringing out divided materials such as ground peat : en fr
  • US2333802A - Fishing tool : en
  • DE741252C - Dry adhesive tape : de en
  • US2334047A - Radiator air valve : en
  • CA416346A - Sheet material coating process : en fr
  • FR887367A - Belt cavity filter for short electromagnetic oscillations : en fr
  • US2334083A - Interchangeable sign : en
  • DE741550C - Windlass with hand crank and motor drive : de en
  • DE741576C - Tire filling device for LPG vehicles : de en
  • DK61542C - Strap moves. : da en
  • US2333826A - Grout expanding elastic seal : en
  • FR887429A - Flame retardant paint suitable for water : en fr
  • US2334021A - Fluid coupling : en
  • USD136643S - Brooch or similar article : en
  • US2334103A - Process of producing substituted alpha-naphthoquinones : en
  • DE741389C - Objects resistant to hydrochloric acid in a concentration of 10% and more : de en
  • US2333676A - Adhesive composition : en
  • US2333986A - Coupling : en
  • DE741242C - Reversing field excitation for single-phase series motors with variable speed : de en
  • FR887248A - Blackout device for light projectors, in particular for hand lanterns : en fr
  • DE741402C - Knee joint lock for artificial thighs : de en
  • DK61549C - Apparatus for Residual Emptying, Rinsing and Sterilization of Milk Transport Buckets. : da en
  • US2333693A - Steam iron : en
  • DE741263C - Dynamic balancing machine : de en
  • DK61543C - Mechanical Exchange with automatic and steplessly variable Turnover ratio. : da en
  • FR887321A - Process for producing plates and sheets using organic thermoplastic compositions : en fr
  • FR887378A - Two-thread larded seam in shuttle stitch : en fr
  • US2334060A - Keyboard mechanism for typographical machines : en
  • US2333653A - Rotary cutter : en
  • US2334106A - Automatic weighing and testing machine : en
  • DE741366C - Device for determining defects in workpieces and weld seams using high-frequency sound vibrations : de en
  • DE741566C - Ready-to-install, housing-less shaft seal : de en
  • US2334128A - Gauge : en
  • DE741518C - Device for the production of moldings from chocolate, candy or similar masses on an endless working belt : de en
  • FR887450A - Sealing device for compressed gas pipes : en fr
  • GB557238A - Plastic compositions : en
  • GR10180B - CAR MOVING BY propeller. : el en
  • US2333828A - Spring jaw trap : en
  • FR887348A - Process for producing liquid hydrocarbons from oil shales : en fr
  • GB557278A - An improved machine for grinding the edges of lenses or lens forms : en
  • GB557271A - An improvement in or relating to milling-cutters of the inserted-tooth type : en
  • DE741621C - Pit stamp : de en
  • US2333697A - Knitting machine : en
  • USD136642S - Brooch or similar article : en
  • GB557168A - An improved telemetering installation : en
  • GB557183A - Improvements in or relating to shoe soles and methods of producing such articles : en
  • US2334156A - Package for tea and like commodities : en
  • US2333822A - Closure device for containers : en
  • US2334067A - Preparation of thiamine derivatives : en
  • US2333644A - Vapor generator : en
  • DE741322C - Process for the preparation of lactams from oximes of cyclic ketones : de en
  • DE741352C - Pole wheel for electrical machines : de en
  • FR887295A - Screw steering for motor vehicles : en fr
  • US2334096A - Air-drying water paint : en
  • US2334101A - Ash shovel and conveyer : en
  • DE741310C - Multiple switch with a contact pair of resilient switching elements arranged on the base, closing and opening switch levers or slide switches : de en
  • DK61546C - Heat exchange apparatus, in particular for dairy farms. : da en
  • GB557218A - Improvements in or relating to the manufacture of regenerated cellulose filaments or films from viscose : en
  • DE741443C - Roll cutting and winding machine for paper or the like. : de en
  • FR887341A - Electric regulator operated by pressure on a coal column and resistant to shaking : en fr
  • FR887392A - Process for manufacturing resistors which can be used at high temperatures : en fr
  • GB557193A - Improved grommet for artillery projectiles : en
  • DE741238C - High voltage alternating current machine : de en
  • FR887284A - Grain mill : en fr
  • DE741395C - Short-travel or snap-action switches : de en
  • US2333744A - Automatic telephone system : en
  • US2333877A - Tire chain applying tool : en
  • US2333740A - Removable blade shears : en
  • US2333949A - Convertible bulkhead for refrigerator cars : en
  • DE741243C - Adjustable, small electric light for air raid purposes : de en
  • FR887250A - Mechanical gasifier : en fr
  • GB557190A - Improvements in and relating to electric overload protective systems and apparatus therefor : en
  • FR887253A - Humectant for mercerizing detergents : en fr
  • FR887308A - Process for scouring fibrous materials or cellulose : en fr
  • FR887325A - Seignette salt stratified oscillator : en fr
  • US2333951A - Mixing apparatus : en
  • US2334113A - Door construction : en
  • GR10181B - LIQUID FUEL COMBUSTION DEVICE ON A FREE SURFACE OF PERMANENT LEVEL AND ADJUSTABLE FLOOR-FREE FLOW OR PRESSURE OR DROP. : el en
  • FR887317A - Device used to form the sum or the difference of two measured quantities : en fr
  • FR887351A - Motor-driven device for the remote adjustment of tuning devices of electrical information devices : en fr
  • FR887394A - : fr
  • FR887202A - Process for the production of an isothermal material : en fr
  • GB557202A - Improvements in and relating to rotary electric switches : en
  • FR887268A - Process for continuous casting of metal parts : en fr
  • DE741293C - Protective device on circular saws : de en
  • DE741354C - Electrodynamic double coil measuring device for measuring the frequency of an alternating current : de en
  • DE741622C - Stain remover : de en
  • DK61539C - Method of Purifying Metallic Manganese. : da en
  • FR887212A - Vehicle wheel and its manufacturing process : en fr
  • CA416245A - Current interrupting apparatus : en fr
  • CA416365A - Sewing thread : en fr
  • USD136651S - Design for a suspender belt : en
  • AU117690B2 - Anew or improved means for producing a multiple quantity of toasted sliced bread : en
  • AU734942A - Improvements in or connected with wings for aircraft : en
  • CA416282A - Machine tool : en fr
  • US2333952A - Can pouring spout : en
  • GB557277A - Improvements in or relating to coal sacks or bags : en
  • US2334121A - Ventilator structure : en
  • FR887333A - Ignition device for gas or vapor filled discharge vessels with liquid cathode : en fr
  • US2333738A - Trial frame : en
  • FR887207A - Improvements to multi-bend crankshafts for engines : en fr
  • FR887340A - Process for stabilizing mixtures and products obtained, which can be used in particular in dyeing and for finishing fabrics : en fr
  • USD136616S - Maguin drinking glass : en
  • CA416275A - Brake mechanism : en fr
  • FR887434A - Device for powering two-stroke combustion or internal explosion engines : en fr
  • US2334088A - Stud driver and extractor : en
  • AU739942A - Means for adjusting the roofs of army trucks andthe like : en
  • US2333774A - Circuit interrupter : en
  • CA416366A - Cellular mortar or concrete : en fr
  • US2333989A - Welding composition : en
  • US2333682A - Hydraulic transmission : en
  • GB557163A - Improvements in or relating to circuit arrangements for ultra-short waves : en
  • GB557246A - Improvements in and relating to apparatus for manufacturing insulated wire : en
  • DE741210C - Mobile conveyor device for grainy or powdered goods : de en
  • DE741471C - Process for the extraction of deep oil : de en
  • DE741409C - Clamping device for guide templates in machines for oxy-fuel metalworking : de en
  • US2333750A - Apparatus and method for applying gummed labels to cellophane : en
  • CA416234A - Athletic supporter : en fr
  • DE741561C - Activation and release device for self-sellers in electricity : de en
  • AU720042A - Improved machine for mincing, grating and grinding, and also for juice extraction : en
  • CA416244A - Headwear : en fr
  • GB557184A - Improvements in and relating to picker mechanism for knitting machines : en
  • US2333736A - Culinary device : en
  • US2333943A - Greaseproof folding box : en
  • AU117677B2 - Improvements in or relating to means for mounting electric condensers or other articles ona support plate : en
  • US2333995A - Reactor : en
  • US2334015A - Solvent recovery apparatus : en
  • FR887319A - Method and apparatus for conditioning solids or for extracting and collecting liquids or gases therefrom : en fr
  • US2333648A - Treatment of hydrocarbons : en
  • DE741271C - Dust and mist filter mass : de en
  • DE741422C - Hardening plant : de en
  • DE741524C - Hub made of wood with metal cylindrical bearing bush : de en
  • CA416221A - Closure actuating and locking mechanism : en fr
  • FR887359A - Instant puncher device for medical use : en fr
  • US2333776A - Shutter operating device : en
  • USD136614S - Besign fob an infant s shoe : en
  • US2334075A - Photographic apparatus : en
  • CA416240A - Concrete wall form : en fr
  • CA416326A - Arc welding system : en fr
  • US2333798A - Container : en
  • US2333764A - Process of fermentation : en
  • US2334089A - Drill : en
  • US2333956A - Yeast propagation : en
  • US2333691A - Tool orienting method and apparatus : en
  • US2333893A - Railway car truck : en
  • US2333973A - Electric feathering control : en
  • DE741335C - Device for detecting faults in solid or liquid bodies by means of sound waves, in particular ultrasonic waves : de en
  • GB557208A - Improvements relating to reciprocating pumps : en
  • US2334033A - Production of alkyl halides : en
  • US2333723A - Composite building unit : en
  • DE741308C - Wall-like support member movable by traction means for fracture construction : de en
  • US2334005A - Illuminating fixture : en
  • AU736742A - An improved homogenizing device and pump therefor : en
  • CA416327A - Oven door seal : en fr
  • DE741359C - Process for the fractionation of mixtures of fatty acids u. like : de en
  • FR887272A - Film store for cinematographic devices : en fr
  • GB557171A - Preparation of salts of amidines : en
  • DE741510C - Radiation pyrometer for color temperature measurement : de en
  • DE741286C - Electric motor with friction gear : de en
  • DE741542C - Open tube on both sides to ensure artificial breathing : de en
  • FR887349A - Process for producing large casings and sheets of superpolyamides : en fr
  • DE741235C - Electric free jet gas switch : de en
  • DE741418C - Pipe arrangement, especially for superheaters : de en
  • FR887244A - Improvements in processes for manufacturing artificial fibrous leathers : en fr
  • FR887318A - Method and device for preventing local build-up of yarn during coil forming : en fr
  • AU121725B2 - Electrolytic dye production : en
  • US2333663A - Manufacture of titanium oxide pigments : en
  • DE741230C - Arrangement for regenerative braking of electric AC vehicles : de en
  • DE741421C - Needle hole tamping machine : de en
  • FR887205A - Aircraft landing gear improvements : en fr
  • DE741266C - Device for rows and pulling threads through one or more layers of fabric : de en
  • DE741340C - Process for the production of dry protein : de en
  • DE741251C - Process for the preparation of dyes of the phthalocyanine series : de en
  • FR887363A - Traction accumulator discharge control device : en fr
  • DE740672C - Process for printing textile fabrics, paper or paper fabrics with pigments using aqueous solutions of binder mixtures that can be fixed in the heat : de en
  • DE741313C - Mortise joint for metal pipes with cross-sections of different sizes : de en
  • DK61528C - Main microphone. : da en
  • DE741469C - Process for the preparation of stilbenazo compounds : de en
  • DE741499C - Flat knitting machine with double-system locks (eight-lock flat knitting machine) : de en
  • FR887408A - Mimeograph machine, allowing printing of certain lines or paragraphs only : en fr
  • GB557166A - Improvements in devices for feeding blanks to cutting and like machines : en
  • DE741563C - Device for regulating the compression chamber of internal combustion engines with two-part pistons : de en
  • US2334020A - Glass-to-metal seal : en
  • US2333979A - Safety paper : en
  • US2334041A - Container : en
  • US2333670A - Valve asuembly : en
  • US2334099A - Treatment of hydrocarbons : en
  • US2334108A - Catalytic alkylation process : en
  • US2334127A - Workpiece supporting cradle : en
  • US2334146A - Turbulence cylinder head : en
  • USD136650S - Helen l. jurkops : en
  • FR887335A - Armored protector for shoe soles : en fr
  • US2334131A - Machine for winding coils and method of winding coils : en
  • DE741545C - Method and apparatus for manufacturing multiple metals : de en
  • GB557263A - Improvements in or relating to silage cutters and blowers : en
  • US2333941A - Stranding or rope laying machine and its control : en
  • US2334008A - Hosiery display device : en
  • US2334036A - Multiple garment hanger : en
  • CA416263A - Tubular body dimpling means : en fr
  • US2334040A - Electric motor : en
  • US2333661A - Production and use of hydrous titanium oxide : en
  • FR887346A - Device for the ozonization of the combustion air of internal combustion engines, for example diesel engines in motor vehicles : en fr
  • DE741482C - Hinge for plastic parts, especially on typewriters : de en
  • DE741496C - Nozzle for vertical combustion medium lines for under burner coke stoves : de en
  • US2333964A - Sampling device : en
  • US2334151A - Preparation of free guanidine and biguanide bases : en
  • DE741495C - Device for the even outflow of steam in oil cleaning containers : de en
  • DK61521C - Magnetic Filter. : da en
  • FR887208A - Colloidal filter for gasifiers : en fr
  • GB557286A - Improvements in attrition mills : en
  • DE741320C - Process for the preparation of 2, 4, 6-trimethyl-3-acetylpyridine : de en
  • FR887233A - Method and device for applying a layer of glue or gum to a paper surface : en fr
  • DE741347C - Device for stepwise drive, consisting of rotary magnets coupled to one another : de en
  • DE741393C - Multiple push button switch with two double push button switch systems arranged next to each other on a common base : de en
  • GB557270A - Improvement in centrifugal stills : en
  • US2333659A - Shielding for high frequency switches : en
  • US2333785A - Buffing and polishing implement : en
  • US2334034A - Coupling pin : en
  • US2334134A - Expulsion fuse : en
  • US2333845A - Method of temperature control : en
  • DE741434C - Closed fuse with several fusible conductors, especially low-voltage high-performance fuse : de en
  • DE741458C - Process for dyeing and matting fibers made from regenerated cellulose : de en
  • DE741578C - Device for the further processing of the flax that occurs on a Hechel machine : de en
  • FR887241A - Variable effective resistance for short waves : en fr
  • DE741453C - Repair spring for clockworks, especially alarm clockworks : de en
  • FR887255A - Manufacturing process of cast metal artificial teeth : en fr
  • CA416359A - Tubular lock : en fr
  • US2334154A - Feed regulator for sewing machines : en
  • US2333646A - Safety scaffold grip and belt : en
  • US2333735A - Weighing scale construction : en
  • US2334054A - Plating metal fasteners : en
  • FR887369A - Postcard for typewriters : en fr
  • US2333993A - Internal combustion engine : en
  • DE741231C - Pantographs for electric small vehicles : de en
  • US2334051A - Treatment of drilling fluids : en
  • US2333950A - Therapeutic pectous product : en
  • AU117674B2 - Heat exchanger and method for its manufacture : en
  • US2333852A - Conversion of hydrocarbons : en
  • US2333709A - Fastening means for billiard table slates : en
  • US2333758A - Method and apparatus for indicating average rate of intermittent operations : en
  • US2333887A - Protective coating and process of manufacture therefor : en
  • FR887387A - Improvements made to boat davits : en fr
  • FR887438A - Turbine with cooling device for its rotor : en fr
  • US2333853A - Transportation vehicle : en
  • DE741384C - Silencer for internal combustion engines in pipe form, in which the exhaust gases are deflected several times by 180í. : de en
  • US2334025A - Drier : en
  • US2333795A - Demonstration kit for mechanical dentistry : en
  • US2334105A - Method and apparatus for making articles : en
  • DE741436C - Regenerator dome : de en
  • FR887285A - Foaming and softening agent for the treatment of textiles : en fr
  • DE741350C - Comparison protection : de en
  • DE738227C - Process for the production of fiber leathers : de en
  • US2333959A - Method of preventing soil erosion : en
  • DE741272C - Compensating valve for fluid shock absorbers, especially for motor vehicles : de en
  • DE741381C - Pneumatic shaker slide motor with three cylinders arranged side by side : de en
  • DE741454C - Arrangement for generating a saegezahnfoermigen current curve, especially for the magnetic deflection of cathode rays for oscilloscope and television purposes : de en
  • FR887414A - Vibrating machine for the manufacture of slabs : en fr
  • US2334017A - Stoker : en
  • US2333677A - Self-loading firearm : en
  • US2333688A - Distance measuring system : en
  • US2334157A - Lighting generator : en
  • US2334159A - Treatment of hydrocarbon oils : en
  • FR887273A - Device intended for obtaining plant fibers capable of being spun : en fr
  • GB557230A - Improved cork compositions : en
  • DE741465C - Process for the preparation of copper-containing disazo dyes : de en
  • DE741332C - Device for cutting out an optically reproduced vibration recording from a carrier : de en
  • FR887301A - Reel for motion pictures : en fr
  • FR887263A - Process to produce non-explosive gasoline : en fr
  • FR887435A - Wooden sole, articulated : en fr
  • US2333872A - Sizing and finishing machine : en
  • US2334140A - Production of propionitrile : en
  • US2333821A - Photographing developing and fixing solution : en
  • FR887213A - Improvements made to adjustable gauges, particularly those with jaws : en fr
  • AU682442A - Improved machine for extracting juices from citrus fruits : en
  • CA416305A - Cut tobacco feeding apparatus : en fr
  • USD136624S - Design for a fish bowl : en
  • DE706360C - Self-priming centrifugal pump : de en
  • AU621942A - Improvements in or relating to electrically heated soldering apparatus : en
  • US2333722A - Combined wheel and tire lock : en
  • US2334093A - Machine for playing solitaire : en
  • CA416318A - Riveting gun : en fr
  • AU622542A - Metal sheets and articles having a bonded paint - coating thereon and method of making same : en
  • CA416363A - Moulding method and apparatus : en fr
  • CA416239A - Physical culture device : en fr
  • FR887210A - Manufacturing process and method of individual presentation of rank insignia : en fr
  • GB557189A - Improvements in and relating to conveyors and elevators for hay, straw and like loose material : en
  • CA416226A - Fencing foil : en fr
  • CA416343A - Shoe upper lacing thread removing apparatus : en fr
  • DE741254C - Fixing of metal models on model plates with screws : de en
  • DE741387C - Process for the production of drained peat : de en
  • FR887373A - Zinc conductor : en fr
  • US2333656A - Antioxidant for fats and oils : en
  • US2334132A - Venetian blind : en
  • DE741382C - Creel : de en
  • DE741441C - Regulation of fluid gears : de en
  • DE741581C - Spindle for spinning and twisting machines : de en
  • FR887384A - Bodywork for high speeds, especially for racing and record vehicles : en fr
  • DE741529C - Hangers for clothes : de en
  • AU652442A - Heat exchanger and method for its manufacture : en
  • DE741140C - Method for gluing soles on shoe floors and machine for practicing the method : de en
  • CA416227A - Crutch attachment : en fr
  • DE741602C - Sorting machine for punched cards with card counters : de en
  • FR887315A - Improvements to piezoelectric resonators or oscillators : en fr
  • GB557268A - An improved apparatus for applying coagulable liquids to lengths of flexible material : en
  • DE740474C - Method and device for cleaning textile goods with volatile solvents : de en
  • DE741348C - Switching device for setting various circuits : de en
  • US2333810A - Devulcanizing rubber : en
  • DE741420C - Process for producing low silicon pig iron from low iron ores : de en
  • DK61526C - High-lift safety valve. : da en
  • DE741343C - Process for the production of phosphorescent substances : de en
  • DE741227C - Process for the production of finely crystalline superphosphate : de en
  • DE741378C - Bung wrench : de en
  • US2333700A - Fastening pulling machine : en
  • US2333868A - Releasing tap holder : en
  • FR887292A - : fr
  • US2333732A - Seat : en
  • DE741321C - Process for the production of pyridine or pyridine carboxylic acids : de en
  • GB557243A - Improvements in or relating to the coating of surfaces : en
  • FR887204A - Gaiter : en fr
  • FR887399A - Remote-controlled amplifier sensitivity inversion according to service : en fr
  • US2333910A - House trailer : en
  • US2333748A - Treatment of chlorine : en
  • AU117675B2 - An improved push bar switch and lamp holder : en
  • DE741596C - Method and device for fluoroscopy of all kinds of bodies : de en
  • US2333633A - Polymerization method : en
  • US2334071A - Slushing oil : en
  • US2334038A - Detacking apparatus : en
  • US2334061A - Ventilated cape : en
  • US2333678A - Airplane spotter : en
  • FR887374A - Current switch especially for direct current : en fr
  • DE741240C - Electric machine with draft cooling : de en
  • DE741295C - Process for the production of water-soluble condensation products : de en
  • US2333930A - Rivet construction : en
  • DE741532C - Method and device for destroying or preventing the formation of foam : de en
  • DE741298C - Quick-closing slide : de en
  • FR887219A - Decoration process applicable to paper, cardboard, leather, fabric and other supports and the resulting new industrial product : en fr
  • FR887206A - Further development of the electric ignition of detonators : en fr
  • DE741365C - Drive for material endurance testing machines working in resonance : de en
  • DE741514C - Process for the production of single or multi-thread springs with tubular ends : de en
  • GB557211A - Process and apparatus for executing catalytic conversions with regenerative contact masses : en
  • CA416254A - Railway car truck : en fr
  • FR887334A - Production of iron and titanium compounds : en fr
  • DE741493C - Process for the preparation of tris and tetrakisazo dyes : de en
  • FR887223A - Articulated sole for shoes : en fr
  • DE741397C - Magnetic deflection element for Braun cathode ray tubes : de en
  • DE741498C - Method and hand knitting needle for producing knitted fabrics with weft threads : de en
  • DE741549C - Control arrangement for a traveling crane : de en
  • GB557250A - Improvements in terminal blocks and contact blocks and like electric fittings and the mounting thereof : en
  • DE741257C - Process for the production of insulation, construction, packaging material u. like : de en
  • DE741613C - Handle stopper with a handle cap that surrounds the bottle neck by screw or bayonet connection and is movable with respect to the stopper : de en
  • US2334057A - Collapsible handle hand pump : en
  • DE741355C - Electricity meter with timer : de en
  • DE741377C - Oil pressure brake system without automatic refilling with a container branched off to the oil pressure line, which contains a piston under the pressure of a spring, especially for motor vehicles : de en
  • GB557175A - Improvements in the manufacture of packages and apparatus therefor : en
  • FR887448A - Improvements to hand-operated fans : en fr
  • GB557222A - Power driven clutch and shifter assembly : en
  • US2334085A - Device for location of a source of radiation : en
  • AU117693B2 - Gasifying liquid hydrocarbon fuels for use in spark ignition engines : en
  • CA416355A - Piezoelectric crystal element : en fr
  • CA416246A - Two-part cylindrical container : en fr
  • CA416294A - Welding rod manufacture : en fr
  • FR887240A - Manufacturing process of 2-methyl-hexahydro-benzthiazol : en fr
  • DE741546C - Process for the production of double and multiple metal castings : de en
  • US2334029A - Gum stick wrapping machine : en
  • DE741233C - High temperature line : de en
  • DE741430C - Roller lock for electrical rotary switches : de en
  • US2333639A - Treatment of polyesters and product therefrom : en
  • US2333905A - Pressure regulation : en
  • US2333962A - Inking converter unit for job printing presses and the like : en
  • USD136621S - Design for a finger ring or similar article : en
  • CA416290A - Vinylidene chloride polymer colouring method : en fr
  • CA416315A - Motor synchronizing system : en fr
  • CA416237A - Magnetic core production : en fr
  • AU117681B2 - Means for adjusting the roofs of army trucks andthe like : en
  • US2333771A - 4(1)-halo-1(4)-acyloxyvaleric acid and derivatives and preparation thereof : en
  • CA416279A - Fibrous web processing and product : en fr
  • FR887433A - Machine for re-inking printing tapes from typewriters, calculating machines, cash registers and generally all typing machines : en fr
  • USD136638S - Design fob a suit : en
  • CA416354A - Switching contact : en fr
  • US2333743A - Safety razor : en
  • US2334125A - Electrical circuit diagram : en
  • US2333714A - Pencil sharpener : en
  • CA416361A - Aircraft pipe for petrol or oil : en fr
  • US2333870A - Method of knitting : en
  • CA416289A - Sewage treatment : en fr
  • CA416337A - Electrical grounding fitting : en fr
  • FR887245A - Injection pump, in particular for internal combustion engines : en fr
  • US2333835A - Warning device for cameras with vacuum-type platens : en
  • US2333846A - Jerked in filling eliminator for looms : en
  • US2333719A - Two-way radio communication system : en
  • US2333772A - Speed control for motor driven cameras : en
  • US2333944A - Fuel injection device for internal combustion engines : en
  • CA416331A - Knitting machine pattern reversing mechanism : en fr
  • CA416300A - Printing press : en fr
  • CA416311A - Valve structure : en fr
  • CA416242A - Cartridge box : en fr
  • CA416231A - Power shovel : en fr
  • CA416329A - Waterproofing composition for textile materials : en fr
  • CA416348A - Telephone system : en fr
  • US2334143A - Traffic counting apparatus : en
  • CA416249A - Electric heating element : en fr
  • GB557258A - Improvements in and relating to plastic compositions : en
  • US2333954A - Bottle carrier : en
  • US2334066A - Textile treating process : en
  • US2334107A - Textile finishing : en
  • US2333781A - Combination lid, opener, and pouring spout for containers : en
  • US2334155A - Flash lamp : en
  • US2333757A - Carrier : en
  • US2333843A - Drawer slide : en
  • DE741336C - Device for measuring the knock strength in internal combustion engines : de en
  • US2333885A - Hydraulic pump : en
  • FR887298A - Process for vulcanizing cables or conductors surrounded by a rubber sheath : en fr
  • US2333818A - Heating system : en
  • US2334091A - Production of acrolein : en
  • IE16491L - Electric measuring instruments : en
  • DE741520C - Square vessel made of paper, cardboard or the like and a cut for its production : de en
  • DE741560C - Device for driving the speedometer and route indicator on motor vehicles : de en
  • GB557194A - Improvements in abrasive tools : en
  • DE741452C - Device for drying painted cans : de en
  • DE741333C - Talking and listening head for magnetogram carrier : de en
  • US2333929A - Tertiary hexyl alcohol-formaldehyde condensation product and method for preparing the same : en
  • US2334097A - Water paint : en
  • DE741236C - Forward and reverse DC relay : de en
  • DE741585C - Toothbrush : de en
  • CA416286A - Flocked floor covering : en fr
  • US2333674A - Fluid type car coupling : en
  • GB557282A - Improvements in bodies of trucks or cars for milk distributors and for analogous purposes : en
  • GB557165A - Improvements in or relating to skillets : en
  • DE741386C - Round brush with disc-shaped wool trim : de en
  • DE741497C - Device for regulating the air supply to coal dust mills : de en
  • GB557280A - Improvements relating to metal containers for fluids under pressure : en
  • FR887377A - Method and device for obtaining reactions between metal oxides or oxidic ores and coal : en fr
  • DE741380C - Replaceable heel patch : de en
  • FR887209A - Pump device with two helical-toothed rotors-gears divided into two or more staggered groups, applicable to spinning of <radius> or to flow of other fluids : en fr
  • FR887336A - Hot water boiler : en fr
  • DE741433C - Overcurrent carrier fuse : de en
  • DK61525C - Procedure for Conversion of Water Pipe Boilers of the Skraarør Type. : da en
  • FR887280A - Conveyor belt : en fr
  • DE741485C - Rail current switch : de en
  • FR887235A - Improvements to assembly systems for furniture and more specifically for beds and removable furniture : en fr
  • GB557162A - Vacuum containers : en
  • FR887242A - Drill bit working in steps for rotary drilling : en fr
  • FR887397A - Adjustment of feedback coupling amplifiers : en fr
  • GB557283A - Improvements in or relating to telephone systems : en
  • DK61527C - Manuscript holder. : da en
  • FR887403A - Method for producing color photographic images : en fr
  • GB557212A - Improvements in or relating to thermal insulation materials made from fibrous substances : en
  • FR887229A - A method of manufacturing a metallic malleable material for shape change without the production of chips : en fr
  • FR887366A - Filing device for files and other applications : en fr
  • IE16490L - Treating flour with sulphur dioxide : en
  • GB557266A - Improvements in and relating to acoustic systems and apparatus : en
  • FR887354A - switching element with controlled preferential conductivity, in particular for converters or rectifiers : en fr
  • DE741416C - Process for cleaning and bleaching of sulphite cellulose waste liquor : de en
  • DE741226C - Process for the desulfurization of crude benzene : de en
  • DE741525C - Raft-like inland watercraft : de en
  • US2333624A - Art of stencilization : en
  • DE741480C - Sheet conveyor and delivery device in printing machines : de en
  • DE741484C - Device for the automatic regulation of a heating system, especially for railway vehicles : de en
  • DE741488C - Magnet system for electric small alternators with rotating windings : de en
  • US2333708A - Assembling machine : en
  • US2334068A - Collar support : en
  • US2333718A - Process of preparing camphoric acid : en
  • AU572242A - Improvements in apparatus for controlling electrical eddy current slip clutches : en
  • FR887287A - Steam or gas turbine, the trestles of which support the envelope at the same time : en fr
  • US2334023A - Billet grinding machine : en
  • DE741262C - Balancing process and balancing device for the completion of propellers with exchangeable blades or exchangeable hubs : de en
  • US2334000A - Color treatment of slide fasteners : en
  • US2333784A - Ironing board : en
  • US2333966A - Condenser tab attaching apparatus : en
  • US2334152A - Machine gun supporting device : en
  • FR887290A - Process for producing very finely dispersed alumina : en fr
  • DK61522C - Apparatus for illuminating an at least approximately rectangular surface. : da en
  • FR887294A - Maximum consumption meter : en fr
  • GB557180A - A v-shaped, or triangular envelope-sheet, for correspondence : en
  • GB557200A - Improvements relating to cushions for seats and seat backs : en
  • GB557241A - Improvements in or relating to rotary screening apparatus for mixtures of solids and liquids such as pulp : en
  • US2334039A - Friction joint : en
  • FR887440A - Devices for supplying all internal combustion engines with alcohol or the like : en fr
  • FR887381A - High concentration nitric acid manufacturing process : en fr
  • FR887265A - Direct current electric locomotive with at least six individually controlled axles : en fr
  • DE741438C - Process for producing metallic coatings on metallic workpieces : de en
  • US2333731A - Puzzle : en
  • US2333627A - Carburetor valve : en
  • FR887382A - Device for feeding broken wire ends onto automatic winders : en fr
  • GR10182B - LIGHTER TYPE. : el en
  • FR887449A - Improvements to wood gasifiers : en fr
  • DE741598C - Method and device for the production of a continuous fleece strip from glass fibers or similar fibers : de en
  • GB557185A - Improvements in and relating to aircraft propellers : en
  • DE709327C - Connector with concentrically arranged contacts for connecting concentric cables : de en
  • US2334076A - Lubricant for split dies : en
  • DE741267C - Process for the production of meat or sausage products : de en
  • FR887309A - Recorder camera : en fr
  • FR887417A - Telegraph and analog systems : en fr
  • US2333841A - Vacuum-pack canning tin : en
  • GB557234A - Improvements in pulverising mills : en
  • USD136628S - Design for a bottle cap : en
  • DE741489C - Fire protection for the vicinity of electric motors : de en
  • CA416350A - Electron discharge apparatus : en fr
  • US2333684A - Dispensing and packaging device for fluids : en
  • US2333842A - Device for irradiating substances : en
  • US2333665A - Multiple-coin control device : en
  • FR887375A - Dry current rectifier : en fr
  • GB557209A - Improvements in or relating to hitch means for connecting trailed devices to tractive vehicles : en
  • DE741258C - Device for measuring twist : de en
  • US2333716A - Marking device : en
  • US2333765A - Starting device for internal combustion engines : en
  • US2333948A - Preparation of pigments : en
  • DE741590C - Rectifier arrangement for supplying a three-wire direct current network : de en
  • US2333630A - Composite fabric and method of producing same : en
  • DE741455C - Screw jack : de en
  • DE741338C - Method and device for thread peening with single-tooth peening made of hard metal : de en
  • US2333645A - Container reclosure : en
  • DE741519C - Device for forming the block bottom on gusseted hoses : de en
  • US2333625A - Conversion of hydrocarbon oils : en
  • US2333655A - Antioxidant for fats and oils : en
  • US2333685A - Dispensing and packaging device for sterile liquids : en
  • US2333725A - Photoflash casing : en
  • GB557173A - Improvements relating to grass or hay lifters : en
  • DE741473C - Process for the production of beryllium alloys and metallic beryllium : de en
  • US2334139A - Electric lighting fixture : en
  • US2334055A - Color mixing system : en
  • DE741412C - Process for preventing the formation of sulfuric acid salts when firing lime-containing ceramic bodies : de en
  • US2334072A - Collapsible boat : en
  • AU117701B2 - Improvements in or relating to plug and socket electrical connectors : en
  • AU724042A - Improvements in or relating tothe reduction of iron impurities in sand andother minerals : en
  • USRE22391E - Liquid level indicator : en
  • US2334136A - Saw sharpening machine : en
  • US2333760A - Therapy apparatus : en
  • US2333790A - Packaging machine : en
  • US2333797A - Method and apparatus for making spiral springs : en
  • US2333825A - Red window cover and film indicator for cameras : en
  • US2334102A - Coating equipment : en
  • US2333892A - Shear : en
  • US2333734A - Collapsible seat : en
  • US2333692A - Container opening key : en
  • US2333812A - Lipstick holder : en
  • US2334120A - Bag filling apparatus : en
  • FR887388A - Improvements to devices comprising a tunable electrical circuit : en fr
  • FR887419A - Tail light or position light with red light set for bicycles, tandems, motorcycles or other vehicles : en fr
  • US2333920A - Car truck : en
  • CA416298A - Storage and cooling vessel : en fr
  • US2333998A - Machine for finishing edges of underpadding : en
  • CA416264A - Stereotype mat : en fr
  • CA416288A - Leather topped rubber footwear : en fr
  • FR887322A - Method of manufacturing electrodes with depolarization by oxygen in the air for galvanic cells : en fr
  • USD136619S - Design for a sliced bread container or similar article : en
  • DE741260C - Pressure sensors in the form of bellows diaphragms : de en
  • GB557237A - Improvements in or relating to valve mechanism of internal combustion engines : en
  • US2333673A - Fan : en
  • US2333859A - Crankshaft blank : en
  • DE741280C - For the synthesis of hydrocarbons from carbon monoxide and hydrogen, especially from gasoline, under pressure specific heat exchangers : de en
  • US2333974A - Railway traffic controlling apparatus : en
  • USD136630S - Design for a mopstick : en
  • DE741533C - Process for the preparation of aromatic N-sulfonylureas : de en
  • GB557267A - Improvements in or relating to gauges : en
  • DE741371C - Gilding of stainless steels : de en
  • FR887258A - Improvements to mechanical electromagnetic relays : en fr
  • US2333978A - Control system : en
  • US2333876A - Mechanical pencil : en
  • DK61523C - Procedure for Making Beer. : da en
  • CA416325A - Electric discharge device : en fr
  • GB557236A - Improvements in and relating to cardboard boxes : en
  • CA416274A - Food treatment and/or storage apparatus : en fr
  • CA416225A - Hollow metal article annealing and pickling apparatus : en fr
  • CA416228A - Game : en fr
  • DE741329C - Process for the production of printed warp knitted fabrics : de en
  • CA416341A - Propeller balancing mechanism : en fr
  • CA416340A - Valve action : en fr
  • CA416248A - Paper surface processing : en fr
  • US2333911A - Steering drive axle : en
  • US2333996A - Diaper combination : en
  • USD136646S - Brooch or similar article : en
  • FR887201A - Two-step transformation of wood in all its shapes and sizes, even the smallest, into red charcoal, or into charcoal : en fr
  • FR887275A - : fr
  • US2333946A - Animal scratching device : en
  • USD136620S - Design for a coed cutter : en
  • US2334031A - Window operating mechanism for automobiles : en
  • DE741447C - Elastic mounting for the engine of vehicles : de en
  • FR887389A - Process for manufacturing mixtures intended to be press molded and new products obtained by this process : en fr
  • US2333652A - Safety holder for care of babies : en
  • CA416291A - Magnesium base alloy : en fr
  • US2333649A - Treatment of hydrocarbons : en
  • AU117673B2 - Metal sheets and articles having a bonded paint - coating thereon and method of making same : en
  • US2333894A - Razor : en
  • CA416256A - Plastic film material : en fr
  • US2333897A - Fabric take-up for knitting machines : en
  • US2334144A - Lady's garment : en
  • CA416295A - Fibre glass gasket for bottles : en fr
  • FR887398A - Antenna conductor : en fr
  • US2333850A - Method for treatment of food materials : en
  • US2334087A - Coating apparatus : en
  • DE741085C - Protection device for electrical high-voltage capacitor batteries : de en
  • US2334104A - Removable cap button : en
  • US2334095A - Signaling device for pneumatic tires : en
  • DK61532C - Wavy Contact Bracket for Electrical Rod Resistors. : da en
  • GB557260A - Improvements in and appertaining to the preservation of foodstuffs such as fruits, jams, preserves, and the like : en
  • DE741414C - Weft insertion device for ribbon looms : de en
  • DE741588C - Block-shaped die for line casting machines : de en
  • US2333934A - Multiple sampling valve and method of gas sampling : en
  • US2333711A - Oil level gauge : en
  • CA416317A - Grinding wheel : en fr
  • US2333971A - Holding means for instruments : en
  • DE741296C - Balancing device : de en
  • US2333705A - Strand feeding mechanism : en
  • US2333865A - Mining machine : en
  • US2333961A - Receiving chamber for pneumatic cleaning apparatus : en
  • DE880256C - Control device for change gears, in particular for motor vehicles : de en
  • DE741228C - Rohrgluehofen : de en
  • US2333769A - Process for breaking petroleum emulsions : en
  • GB557178A - Improvements in and relating to photographic sensitive emulsions : en
  • CA416259A - Lamp mounting device : en fr
  • CA416283A - Gas dehydrating method : en fr
  • FR887217A - Auxiliary electric bell device combined with electric lighting for alarm clock or similar : en fr
  • CA416304A - Rotary motion transmitting apparatus : en fr
  • US2333918A - Safety-type lighting fixture : en
  • US2333923A - Polyester-amide : en
  • US2333932A - Watch and timepiece : en
  • US2333753A - Independently rotatable dual wheel construction : en
  • US2333933A - Educational device for teaching orientation by compass : en
  • US2333903A - Treatment of hydrocarbons : en
  • CA416280A - Circuit breaker : en fr
  • US2334030A - Tear strip applying mechanism for gum stick wrapping machines : en
  • DE741331C - Process for the production of soluble urea-formaldehyde condensation products : de en
  • DE741437C - Process for the production of internally cast composite bearings : de en
  • FR887218A - Compressor for gaseous fluids : en fr
  • FR887391A - New fleurage or wood flour, process and apparatus for its manufacture : en fr
  • DE741279C - Process for inclined rolling of hollow blocks : de en
  • DE741306C - Device for bridging the expansion joint on the movable support of bridges : de en
  • DE741625C - Adjustment device for the pressure rollers of stuff printing machines : de en
  • US2333886A - Container with opener : en
  • DE741273C - Hydraulic drive device : de en
  • DE741548C - Device for casting machine parts : de en
  • AU117679B2 - Improvements in or connected with wings for aircraft : en
  • CA416347A - Piezoelectric relay : en fr
  • FR887426A - Double analytical directory for technical documentation : en fr
  • GB557229A - Improvements in or relating to electrically-conductive inks : en
  • FR887425A - Machine operating by height difference, from the hollow to the top of the waves, and vice versa, for the production of electricity, and the operation of various machines : en fr
  • US2334007A - Electric switch : en
  • CA416345A - Press : en fr
  • GB557188A - Improvements in, or relating to, devices for controlling fluid pressures : en
  • US2333935A - Internal grooving tool : en
  • DE740655C - Process for the preparation of monoazo dyes : de en
  • DK61550C - Matchbox. : da en
  • DE741370C - Expansion insert for pipes : de en
  • DE741507C - Magnesium alloy : de en
  • CA416319A - Refrigerator door and gasket : en fr
  • AU718442A - Oxide coated cathodes : en
  • US2333819A - Control apparatus : en
  • US2333878A - Scraper : en
  • US2333914A - Isocyanate treatment of polyamides : en
  • US2333694A - Vapor electric lamp installation : en
  • US2333854A - Windshield cleaning mechanism : en
  • US2333871A - Lubricating oil : en
  • CA416281A - Bobbin : en fr
  • AU524742A - Improvements in and relating to reducing valves : en
  • CA416250A - Printing machine : en fr
  • CA416258A - Vapour generator control system : en fr
  • CA416297A - Quarternary ammonium compound : en fr
  • DE741501C - Massage device : de en
  • US2334138A - Punching apparatus : en
  • FR887254A - Darkroom image observation device : en fr
  • USD136623S - Karstadt motion picture projector : en
  • US2333928A - Tertiary butyl alcohol-formaldehyde condensation product and method for preparing the same : en
  • US2334119A - Fluid pressure diaphragm : en
  • FR887288A - Process for roasting sulphide ores : en fr
  • GB557172A - Improvements in and relating to counter circuits : en
  • US2333861A - Rear deck lid lock : en
  • FR887297A - Water heater with mobile shower : en fr
  • GB557256A - Improved means for scoring sheet material or of containers or other articles of sheet material : en
  • US2333909A - Pipe joint and like coupling : en
  • DE741474C - Holder of the lifting device for attachment cutting units : de en
  • CA416322A - Heat-resisting wall : en fr
  • GB557179A - Compositions for proofing against water petrol and the like : en
  • FR887264A - Process for reactivating catalysts in the dehydrogenation of hydrocarbons : en fr
  • GB557206A - Improvements relating to motor compressors with opposed and oppositely-movable pistons : en
  • FR887246A - Junction device for transmission belts and conveyor belts : en fr
  • GB557223A - Improvements in or relating to sliding clasp fasteners : en
  • FR887402A - Device for the electrolytic treatment of the inner walls of tubes : en fr
  • CA416224A - Razor blade sharpener : en fr
  • FR887259A - Salt bath crucibles : en fr
  • FR887226A - Manufacturing process of conical sections on extrusion presses : en fr
  • US2333931A - Black-out shade : en
  • DE741275C - Verdol card : de en
  • DE741523C - Brake device for heavy vehicles : de en
  • FR887306A - : fr
  • DE741401C - Process for cleaning, in particular ash removal from gelatine : de en
  • DE741597C - Process for the production of clad semi-finished products : de en
  • USD136622S - Design fob a puzzle : en
  • US2333813A - Lipstick holder : en
  • CA416285A - Flocked floor covering : en fr
  • FR887257A - Sickle-shaped rotating and sliding piston pump with working chamber : en fr
  • DE741517C - Method and device for the production of cellulose flours, which are particularly suitable as animal feed or as an additive to dietetic nutrients : de en
  • FR887393A - Setup for adjusting the propagation exponent using non-linear controlled resistors : en fr
  • DE741300C - Device for the production of a draftable sliver from fiber stacks : de en
  • US2333668A - Power transmission : en
  • US2334110A - Method of filling tires : en
  • DE741502C - Mold : de en
  • GB557203A - Improvements in electric induction heating apparatus : en
  • DK61538C - Laying wheels, especially for potato-laying machines. : da en
  • GB557225A - Improvements in or relating to radio telegraph receiving arrangements : en
  • GB557226A - Shearing comb : en
  • CA416276A - Rotary inertia device : en fr
  • GB557167A - Bomb releasing device for aircraft : en
  • DE724299C - Method for determining the direction of incidence of electrical waves : de en
  • DE741551C - Solvent for cellulose triacetate : de en
  • FR887437A - : fr
  • FR887286A - Process for preparing marmalades, jams, jellies or other similar products with fruit : en fr
  • DE741516C - Crushing plant with grinding-drying plant : de en
  • US2334073A - Car truck : en
  • DE741526C - Safety device against unintentional inflation of lifeguards inflatable with pressurized gas : de en
  • GB557235A - A new or improved draining plough : en
  • US2333672A - Process of producing alkaline sulphates from ferrous sulphate : en
  • USD136644S - Brooch or similar article : en
  • US2333874A - Worktable : en
  • FR887422A - Oil filter : en fr
  • FR887430A - Articulated sole, with removable elements and its manufacturing processes : en fr
  • DE741294C - Process for the production of soot-containing rubber mixtures, plastics, paints or the like. : de en
  • GB557216A - Improvements in dynamo-electric machines particularly of the dynamometer or eddy current brake type : en
  • US2333945A - Automatic transplanter : en
  • DE741448C - Motor vehicle with center beam : de en
  • US2334058A - Warp knitting machine : en
  • US2334116A - Directional gyroscope : en
  • US2334043A - Enameling composition : en
  • GB557210A - Improvements in or relating to a method of forging and refinishing detachable drill bits and the like and apparatus therefor : en
  • DE741357C - Process for the preparation of water-insoluble monoazo dyes : de en
  • DE741368C - Method for the detection of warfare agents of the lost group by polarographic means : de en
  • FR887347A - Steering device of multi-engine airplanes in the event of a fault in one of the engines : en fr
  • GB557281A - Improvements in and connected with cleats for electric cables : en
  • USD136615S - Design fob a baby s shoe : en
  • FR887364A - Device for sealing auxiliary machines attached to internal combustion engines : en fr
  • FR887269A - Device for the frequency-dependent influence of the amplification coefficient of a negative feedback amplifier : en fr
  • FR887238A - Air and oil pressure brake for truck trailers : en fr
  • FR887406A - equipment for the use of acetylene, as a fuel, on motor vehicles : en fr
  • US2333805A - Valve : en
  • FR887447A - Improvements made to presses for the agglomeration of divided materials, in particular pulverized coal : en fr
  • DE741346C - Pressure gradient receiver for voice transmission from noisy rooms : de en
  • GB557242A - Improvements in or relating to electrode assemblies for electron discharge valves : en
  • DK61540C - Device for Internal Combustion Engines with Trunk Piston. : da en
  • US2333970A - Ball bearing : en
  • US2334115A - Hydraulic apparatus : en
  • US2333702A - Game apparatus : en
  • GB557191A - Airscrews : en
  • FR887361A - Method for measuring exposure time in enlargers : en fr
  • CA416287A - Carpet underlay : en fr
  • GB557284A - Automatic control device for gramophones : en
  • FR887338A - Process for removing scale and solder residue from iron surfaces, before application of protective metallic layers : en fr
  • DE741023C - Printing unit for adding machines : de en
  • DE741390C - Electric track plan signal box : de en
  • DE741248C - Switching arrangement for high-speed spot welding : de en
  • FR887252A - Process for the production of esters of fumaric and maleic acids : en fr
  • FR887267A - Method and device for refrigerating goods or premises in airplanes : en fr
  • GB557285A - Paper trimming device for record strips : en
  • CA416265A - Temperature control device : en fr
  • GB557207A - Improvements in or relating to the catalytic cracking of hydrocarbon oils : en
  • USD136618S - Design for a jacket : en
  • FR887261A - Pressure pad, especially for shoe gluing presses : en fr
  • USRE22390E - Television eeceiveb synchronizing : en
  • DE741062C - Hydraulic control for planing machines : de en
  • CA416235A - Mould for casting thin walled receptacles : en fr
  • CA416247A - Paper web coating machine : en fr
  • US2334117A - Combustion apparatus : en
  • FR887249A - Linen and other textile fibers scutching machine : en fr
  • FR887445A - Improvement in dry gas meters : en fr
  • DE741345C - Device consisting of piezoelectric elements for converting electrical energy into kinetic energy or vice versa, in particular for converting electrical energy into acoustic energy : de en
  • DE741361C - Laundry detergent for living hair : de en
  • DK61541C - Surface Carburetor with Porous Filling Body for Explosion Engines. : da en
  • FR887314A - Method and apparatus for obtaining metallic coatings on articles such as threads, ribbons and the like : en fr
  • USD136639S - Design for an index card tab : en
  • FR887423A - : fr
  • FR887442A - Improvements in impregnation and filling materials for electrical equipment : en fr
  • FR887326A - Frame indirectly illuminating a shot to be viewed by transparency : en fr
  • SE108993C1 - : sv
  • GB557186A - Improved methods of preparing carbonated beverages : en
  • GB557262A - An improved furnace for the electrical melting and/or heating of aluminium and alloys thereof, and for the recovery of the metal from aluminium dross residues : en
  • DE741261C - Diaphragm box for pressure measurement purposes : de en
  • GB557232A - Improvements in or relating to fluid pressure motors : en
  • DE741503C - Mold for air-cooled rib cylinders : de en
  • US2334078A - Apparatus for casting dental restorations : en
  • USD136635S - Fontaine airplane : en
  • CA416257A - Flexible nozzle : en fr
  • DE741316C - Punching machine : de en
  • GB557159A - Improvements in synthetic resins : en
  • FR887304A - Electric work tool : en fr
  • US2333984A - Gyro indicating device : en
  • FR887357A - Improvement in metal sheet piles working in bending : en fr
  • GB557177A - Improvements relating to pour depressors, wax modifying agents and the like : en
  • GB557276A - Improvements in and relating to devices for removing the shackle pins from springs on motor vehicles : en
  • DE741439C - Vacuum cleaner with liquid container : de en
  • FR887362A - Device for direct viewing of films : en fr
  • DE741314C - Device for winding and pressing sockets from threads or bands of asbestos soaked with synthetic resin or the like : de en
  • US2334092A - Machine for playing games : en
  • US2334044A - Oil can with center operating handle : en
  • DE741483C - Process for processing stable manure into a liquid fertilizer : de en
  • GB557261A - Improvements in or relating to internal combustion engines employing turbo-compressors : en
  • US2333906A - Control device for electric motors : en
  • US2333917A - Coated fabric : en
  • US2334048A - Peripheral diamond grinding wheel : en
  • FR887251A - Winder for making electrical windings, especially electromagnet windings : en fr
  • FR887420A - New methods of attaching skirt guard nets in the mudguards of bicycles, tandems or similar : en fr
  • FR887300A - Film on reel with glued leader for film stores : en fr
  • DE741426C - Release device for locking latch of stanchions on stake wagons : de en
  • DE741472C - Method of separating pituitary hormones : de en
  • FR887446A - Improvement in dry gas meters : en fr
  • FR887203A - Processes, means and devices for heat accumulation : en fr
  • DK61548C - Combination weld. : da en
  • US2333787A - Lock for radio receivers, or the like : en
  • DE741376C - Brake drum assembly for double-tire, non-driven vehicle wheels : de en
  • GB557264A - Improvements in or relating to adjustable brackets : en
  • GB557279A - Improvements in or relating to skin-plated frame structures : en
  • CA416356A - Musical instrument : en fr
  • FR887303A - Hammer drill tool : en fr
  • AU122727B2 - Improvements in or connected withthe joining of articles or parts : en
  • CA416268A - Thermal switch : en fr
  • US2333938A - Hair curling device : en
  • AU117689B2 - Improvements in apparatus for controlling electrical eddy current slip clutches : en
  • USD136636S - Design for a crochet needle : en
  • US2333851A - Catalytic conversion of hydrocarbon oils : en
  • CA416351A - Telephone system : en fr
  • US2334014A - Safety cot for care of babies : en
  • US2333737A - Focusing device for roll-film cameras : en
  • CA416273A - Brake mechanism : en fr
  • CA416342A - Propeller balancing apparatus : en fr
  • US2333783A - Recorder : en
  • US2333860A - Circular press : en
  • CA416229A - Lamp suspension and positioning structure : en fr
  • FR887237A - Electrical control and regulation devices : en fr
  • US2333839A - Surgical support : en
  • CA416353A - Signal translating apparatus : en fr
  • CA416367A - Telephone system : en fr
  • US2333858A - Flexible shaft coupling : en
  • DE741392C - Switches for installation in control panels, in particular for motor vehicles : de en
  • DE710244C - Bobbin changing device on automatic winding machines : de en
  • AU1161643A - Improvements in or connected withthe joining of articles or parts : en
  • AU731842A - Improvements in or relating to means for mounting electric condensers or other articles ona support plate : en
  • CA416262A - Ironing machine : en fr
  • CA416338A - Ribbon-feed mechanism : en fr
  • CA416334A - Aircraft landing apparatus : en fr
  • SE108997C1 - : en
  • US2333683A - Laboratory heater : en
  • US2333793A - Condition responsive indicating instrument : en
  • US2333762A - Gas analysis : en
  • US2333965A - Mechanical cotton picker : en
  • AU117699B2 - Improved animal jetting apparatus : en
  • US2333811A - Welding rod and method of making the same : en
  • US2333867A - Trolley for overhead conveyers or the like : en
  • US2333921A - Car truck : en
  • AU718342A - Improved mechanism for forming tubular rivets : en
  • CA416267A - Wide band amplifier : en fr
  • DE741353C - Procedure for determining the angular position of commutator lamellae in relation to the associated armature coils : de en
  • FR887385A - Propagation time lamp : en fr
  • GB557217A - Improvements in or relating to the slicing of bread and the like : en
  • CA416360A - Aircraft pipe for petrol or oil : en fr
  • AU726642A - Improvements in or relating to variable speed gears : en
  • US2333671A - Rearview mirror : en
  • DE741509C - Image projector with an image storage container : de en
  • CA416316A - Titanium oxide composition : en fr
  • GB557182A - Improvements in the manufacture and treatment of paper and paper-forming materials : en
  • DE741544C - Method and device for pouring hollow bodies using the centrifugal method : de en
  • DE741492C - Process for the preparation of o-oxyazo dyes : de en
  • US2333873A - Salt tablet containing a calcium salt and process for making the same : en
  • AU117695B2 - Improved machine for mincing, grating and grinding, and also for juice extraction : en
  • SE109003C1 - : sv
  • DE741423C - Process and device for the optional operation of an annealing furnace operated by burner heating as a hardening and tempering furnace for heavy workpieces : de en
  • DE741538C - Brush holder : de en
  • DE741594C - Process for quality labeling of preserved skins : de en
  • DK61547C - Suspended wheel ring of steel or other metals for mounting on automobile or bicycle rims. : da en
  • US2333696A - Chemical process : en
  • US2333857A - Power well pumping unit : en
  • US2333780A - Continuous absorption refrigerating system : en
  • US2334018A - Apparatus for combating acceleration nausea : en
  • US2333635A - Method of polymerizing vinyl compounds : en
  • DE741618C - Process for equipping storage areas with glued-on synthetic resin foils : de en
  • GB557274A - Improvements in and relating to air raid shelters : en
  • CA416238A - Illuminating device : en fr
  • US2333641A - Luminous adhesive sheet : en
  • US2333701A - Acid : en
  • US2333733A - Apparatus for developing sensitized layers by ammonia or other gas : en
  • US2333958A - Trimmer for abrasive disks : en
  • US2333755A - Traveler : en
  • US2333862A - Heat exchange material : en
  • US2334090A - Stoker : en
  • DE741558C - Self-bleeding device for hydraulic projectile presses : de en
  • USD136637S - Design fob a suit : en
  • DE741225C - Process for the preparation of N-diacylmethylenediamines : de en
  • DK61533C - Air-filled electric discharge tube with Addition gas. : da en
  • US2333847A - Rotary drilling apparatus : en
  • DE741311C - Switching device for with relatively high switching frequency, especially with resistance welding, circuits to be closed briefly : de en
  • DE741309C - Connection of housings for electrical installation with each other and / or with attachments or accessories : de en
  • DE741229C - Contact line switch : de en
  • CA416310A - Valve structure : en fr
  • DE741302C - Koetz winder : de en
  • DE741552C - Measuring comparator : de en
  • DK61545C - Machine for sewing together several parts consisting of blank parts, in particular joining together of blank pieces consisting of cut pieces of fabric for corsets, laces and other garments. : da en
  • GB557196A - Improvements in or relating to machines for milling textile fabrics : en
  • DE741425C - Gluehofen with a mobile stove : de en
  • DE741531C - Scraping machine : de en
  • CA416261A - Synchroscope : en fr
  • CA416339A - Crusher shaft suspension : en fr
  • FR887432A - Device allowing localized projections of hot air, infra-red rays or other : en fr
  • DE741428C - Band filter for ultrashort waves : de en
  • DE741274C - Pendulum clock : de en
  • GB557215A - Improvements in or relating to hydraulic tele-control devices : en
  • FR887313A - electro magnet : en fr
  • US2334137A - Drive controller : en
  • DE741440C - Process for the electrical control of alternating current discharges in arcs or sparks for spectral analysis purposes : de en
  • US2334079A - Combination luggage : en
  • DE741583C - Locking capsule for systems at risk of explosion : de en
  • DE741259C - Thrust and torque meters : de en
  • US2333840A - Honey foundation holder : en
  • US2333651A - Self-set animal trap : en
  • FR887312A - Aiming device for automatic weapons, in particular mounted on airplanes : en fr
  • US2333881A - Cultivator : en
  • DE741607C - V-belt connector : de en
  • US2333816A - Process for the manufacture of molded articles from artificial masses : en
  • DE741268C - Process for the production of pudding starch from native potato starch : de en
  • CA416220A - Placer process gold extractor : en fr
  • CA416333A - Electrically wound clock : en fr
  • DE741505C - Supply air mouthpiece for the ventilation of rooms : de en
  • DE741342C - Feeding device for pneumatic conveying with vertical screw, which is hooked into the material to be conveyed : de en
  • FR887316A - High power braun tube, especially for oscillograph : en fr
  • FR887371A - Hollow hourdis : en fr
  • DE741405C - Illuminated picture for teaching purposes : de en
  • DE741444C - Leak test device for gas mask valves : de en
  • US2333991A - Electrical measuring instrument : en
  • CA416251A - Pump : en fr
  • DE741450C - Storage for the drive shaft of spindles driven by helical gears or the like on spinning, twisting and similar machines : de en
  • DE741605C - Self-seller for the delivery of electricity, gas, water or the like according to a graduated tariff : de en
  • US2333895A - Liquid injection apparatus : en
  • US2333880A - Tire tool : en
  • US2334118A - Protection of propeller blades : en
  • GB557181A - Machine for dressing dried peas and other cereals : en
  • FR887266A - Contact mutator : en fr
  • US2333712A - Fractional distillation : en
  • GB557244A - A new or improved method and apparatus for the determination of speed : en
  • DE741237C - Thermal release for relays and other electrical switching devices : de en
  • FR887247A - Single or polyphase stepped coupling device for tap transformers : en fr
  • FR887279A - Electron multipliers : en fr
  • FR887441A - New combination to replace the so-called toiletries : en fr
  • FR887221A - Puller for firearms with sliding bolt : en fr
  • DE741619C - Device to simplify the assembly of gas-heated devices : de en
  • AU117683B2 - Improved machine for extracting juices from citrus fruits : en
  • US2333739A - Agitator for storage bins : en
  • US2333681A - Planetary turbine transmission : en
  • US2334009A - Mining machine : en
  • US2333889A - Lipstick receptacle : en
  • DE741536C - Arrangement for generating the anode voltage for cathode ray tubes : de en
  • US2333848A - Control apparatus : en
  • US2334056A - Electric brooder : en
  • USD136617S - Design for a doll : en
  • FR887337A - Collet chuck : en fr
  • FR887443A - Watertight seal for movement transmission shaft or rod acting through two symmetrically located funds : en fr
  • DE741289C - Electric glow heater : de en
  • FR887293A - Improvements in the means of assembling metal frame parts and more particularly aircraft frames : en fr
  • FR887343A - Method for cultivating high-fat yeasts and similar fungi : en fr
  • GB557239A - Improvements in or relating to hinges for the frames of spectacles and the like : en
  • DE741394C - Push button switch : de en
  • DE741239C - Corona protection, especially for the windings of electrical high-voltage machines : de en
  • DK61530C - Receiver for modulated carrier signals of the Homodyne type. : da en
  • FR887328A - Fish liver oil extraction apparatus : en fr
  • GB557249A - An improvement in or relating to variable-speed gear mechanism : en
  • GB557257A - Improvements in or relating to means for supporting the folding wings of aircraft : en
  • DE741537C - Switching arrangement for automatic elimination of the distortions that occur with electromagnetic beam deflection : de en
  • FR887232A - Improvements to centrifugal scrubbers : en fr
  • FR887386A - Small electric motor with unwound armature : en fr
  • DE741255C - With a fluid gear adjustable and switchable winch with automatically applied brake : de en
  • DE741324C - Method of manufacturing an insulated electrical conductor : de en
  • DE741265C - Process to increase the reflectivity of the surfaces of aluminum or aluminum alloys : de en
  • DE741349C - Overcurrent time relay : de en
  • DE741253C - Device for the control of cores for the foundry : de en
  • CA416314A - Metal sleeve : en fr
  • US2334035A - Container for commodities : en
  • US2333742A - Weather strip : en
  • US2333707A - Machine for washing food products : en
  • US2333836A - Deck anchor hoist : en
  • US2334022A - Rubber hydrohalide film : en
  • US2333680A - Transmission : en
  • US2333629A - Coating process : en
  • US2333724A - Machine for framing handbags : en
  • US2334037A - Transport trailer : en
  • US2333703A - Weighing scale : en
  • US2333908A - Tunnel liner segment : en
  • US2334077A - Paper roll package : en
  • US2333957A - Smoker's pipe mouthpiece device : en
  • US2333855A - Appliance for cutting, mixing, and mashing animal and poultry foods : en
  • CA416364A - Textile dyeing process : en fr
  • DE740067C - Additive for mixtures of synthetic rubber : de en
  • FR887360A - Destruction of Diptera harmful to plants : en fr
  • AU117694B2 - Improvements in or relating to variable speed gears : en
  • FR887415A - New process for the production of combustible gas and fuel, and gasifier according to the process : en fr
  • DE741250C - Process for the preparation of oxocarbocyanine dyes substituted in the meso position : de en
  • DE741504C - Scissors-like device for cutting off sprues from blocks cast standing in a team : de en
  • FR887323A - Tamper-evident cash register : en fr
  • US2333689A - Spaced tufting machine : en
  • US2333834A - Ring balance : en
  • US2333985A - Contour grinding machine : en
  • CA416349A - Multiunit relay : en fr
  • US2334065A - Reerigerator latch : en
  • US2334100A - Hydrogenation of ketones : en
  • DE740631C - Method of making spade forks : de en
  • DE741456C - Camera with electric light meter : de en
  • US2334086A - Drive roll assembly : en
  • US2333976A - Measuring apparatus : en
  • DE741305C - Process for the production of capillary-active, higher molecular weight oxy or amino compounds substituted on the oxy or amino group : de en
  • DE741512C - Device for individual and group uncoupling of stable animals : de en
  • US2334141A - Hose reel : en
  • CA416253A - Spring control unit : en fr
  • FR887424A - Alpha transformation and bleaching process : en fr
  • DE741245C - Vacuum annealing and melting furnace heated by glow discharge : de en
  • DK61537C - Measuring device for continuous indication of the density of a liquid. : da en
  • US2333747A - Hardness tester : en
  • USD136645S - Design for a brooch ob similar article : en
  • DE741528C - Pressure roller axis for spinning machines : de en
  • GB557265A - Improvements relating to means for taking measurements for the production of garments : en
  • FR887405A - Articulated mechanical horse, able to oscillate, walk and turn : en fr
  • GB557198A - Production of coloured photographic images : en
  • FR887383A - Inscription plate for doors : en fr
  • US2333650A - Tandem axle suspension : en
  • FR887310A - Camera with central lens and auxiliary lens : en fr
  • FR887412A - Apparatus used to represent luminous characters : en fr
  • GB557224A - Improvements in or relating to shoe upper shaping machines : en
  • DE741399C - Process to improve the high vacuum in high voltage discharge vessels : de en
  • FR887342A - Improvements to hot gas engines : en fr
  • US2334069A - Spanner wrench : en
  • DE741319C - Process for the production of a textile material with a felt-like surface similar to wool fur : de en
  • US2334026A - Tilting table : en
  • US2333947A - Solid tire cushion wheel : en
  • US2333690A - Ring expander : en
  • US2333804A - Process for preparing polyvinyl acetal resins : en
  • US2334124A - Cargo loading and securing : en
  • DE741459C - Steel alloy for objects with high notch toughness at low temperatures : de en
  • DE741432C - Selective protection by means of high or audio frequency for electrical wiring systems : de en
  • GB557192A - Improvements in apparatus for use in determining the weight-distribution in golf clubs : en
  • US2333759A - Photometric device : en
  • US2333953A - Automatic draft controlling apparatus : en
  • DE741303C - Cleaning machine for clockworks and clockwork parts : de en
  • US2333745A - Method of making long pressed tubular glass structures : en
  • US2333773A - Paper bag and the like : en
  • US2333922A - Insulated electrical conductor : en
  • DE741224C - Process for the production of knock-proof petrol by splitting pressure hydrogenation of middle oils and heavy petrol : de en
  • US2333634A - Copolymerization of vinyl halides with vinylidene halides : en
  • US2333913A - Valve mechanism : en
  • GR10179B - MANUFACTURE OF TUBE BEAMS FROM REINFORCED REINFORCED STRUCTURE OR NOT. : el en
  • US2333983A - Indicator control mechanism : en
  • US2333809A - Antihalation film : en
  • CA416260A - Ignition distributor : en fr
  • DE741276C - Swivel axis absorption : de en
  • DE741388C - Process for the production of light and medium oils from coals, tars, mineral oils or their distillates, extracts and residues : de en
  • CA416266A - Coating apparatus : en fr
  • AU117696B2 - Improvements in and relating to reducing valves : en
  • US2333729A - Air conditioning system : en
  • US2334111A - Apparatus for burning off glassware : en
  • CA416277A - Vacuum device mercury introducing casing : en fr
  • CA416321A - Ventilator : en fr
  • USD136649S - Design for a reversible cap : en
  • US2333713A - Method of cleaning bags : en
  • CA416236A - Musical instrument : en fr
  • CA416352A - Telephone set : en fr
  • US2333924A - Tape dispenser : en
  • US2333890A - Filter housing : en
  • GR10183B - METHOD TO STABILIZE GREEK LIGNITES FROM DESTROYING. : el en
  • AU117687B2 - Improved mechanism for forming tubular rivets : en
  • US2333796A - Polyvinyl acetal resin and film therefrom : en
  • USD136640S - Design fob an incandescent lamp : en
  • US2333657A - Antioxidant for fats and oils : en
  • US2333749A - Spark plug and method of making the same : en
  • CA416328A - Drafting mechanism for roving frames : en fr
  • DE741278C - Auxiliary equipment for rolling mills for rolling double sheets : de en
  • FR887262A - Device for supplying air to internal combustion engines, in particular in railroad self-propelled vehicles : en fr
  • US2333715A - Paper carton : en
  • US2333823A - Automatic cutoff mechanism for rods and wire : en
  • US2333901A - Corn harvester : en
  • US2333770A - Conditioning cellulose acetate yarn : en
  • US2333815A - Oil burner : en
  • US2334016A - Coin case : en
  • US2333955A - Yeast culture : en
  • US2333963A - Railway traffic controlling apparatus : en
  • US2333800A - Applicator or roller and method of making the same : en
  • US2333981A - Retractable landing gear for aircraft : en
  • US2333915A - Treatment tent : en
  • US2334129A - Apparatus for making french seams : en
  • CA416362A - Food preparing device : en fr
  • US2333844A - Printing machine : en
  • GB557214A - Improvements in or relating to magnetic separators : en
  • US2333940A - Assembly machine : en
  • DE741417C - Ship water tube boiler with natural water circulation and one-sided smoke outlet : de en
  • DK61531C - Procedure for the manufacture of shut-off joints or end caps for impregnated power cables. : da en
  • US2333658A - Antioxidant for fats and oils : en
  • US2333752A - High-molecular compounds of the polyamide type and process of producing same : en
  • CA416306A - Internal combustion engine : en fr
  • DE741344C - High pressure container with rolled bottom for steam boiler and chemical high pressure synthesis : de en
  • DE741579C - Device for the production of a warpable sliver from artificial threads : de en
  • FR887243A - Improvements made to the manufacturing processes of loaded leather : en fr
  • FR887214A - Elastic wheel device : en fr
  • GB557219A - Improvements in or relating to yarn winding devices : en
  • GB557231A - Improvements in greenhouse structures : en
  • US2333916A - Stabilization of bleach baths of high alkalinity : en
  • US2334145A - Record mechanism : en
  • US2333987A - Protective cap : en
  • US2333937A - Guide for rail mills : en
  • US2333882A - Method of knitting : en
  • CA416301A - Shoe box toe composition : en fr
  • CA416307A - Lubricated valve : en fr
  • US2333968A - Boiler connection : en
  • US2334126A - Refining of sugar and sugar sirups : en
  • IE16478L - Bromination of ketones : en
  • DE741490C - Device for transferring a movement caused by the accumulation of air or gas in a vessel filled with liquid to a display or contact device : de en
  • FR887436A - Rotary burner : en fr
  • US2333912A - Trailer steering mechanism : en
  • US2333936A - Uniformly surfacing flat metal bodies : en
  • FR887302A - Method of operating a two-stroke internal combustion engine and engine for the application of this method : en fr
  • US2333927A - Tertiary amyl alcohol-formaldehyde condensation product and method for preparing the same : en
  • CA416269A - Brake shoe reinforcing making apparatus : en fr
  • FR887220A - Method for lubricating moving parts and in particular gears : en fr
  • US2333763A - Liquid dispenser : en
  • US2333792A - Pressure container : en
  • DE741626C - Storage for the printing rollers of roller printing machines, especially for the textile printing shop : de en
  • DE741341C - Process for cleaning molasses stillage : de en
  • USD136647S - Design for a coffee mill : en
  • US2334010A - Loader : en
  • US2333898A - Method of packaging fruit and vegetable juices : en
  • US2334112A - Method for applying comminuted material to surfaces : en
  • DE741328C - Carbon holder for electrical machines : de en
  • DE741360C - Continuously operated acetylene generator : de en
  • US2333721A - Shoe construction : en
  • FR887271A - Projection device for still views : en fr
  • FR887281A - Process for the electrolytic oxidation of objects made of magnesium and alloys with a predominantly magnesium content : en fr
  • US2333756A - Process for the recovery of lower aliphatic acids from aqueous solutions : en
  • US2334064A - Glass feeding apparatus : en
  • CA416299A - Golf liquid ball core : en fr
  • FR887222A - Continuous vertical retort furnace for swelling or agglutinating materials : en fr
  • GB557161A - Improvements in waterproof fabrics and in the production thereof : en
  • DE741406C - Process to increase the corrosion resistance of objects made of iron or iron alloys : de en
  • CA416272A - Refrigerator cabinet : en fr
  • US2334003A - Jaw meshing mechanism for electric starters : en
  • DK61524C - Process for the preparation of N-sulfonyl or N, N'-disulfonylureas, respectively. : da en
  • FR887296A - High power transformer for high voltage, in particular transportable transformer : en fr
  • FR887352A - Improvements to bearings for rotating drums arranged horizontally or obliquely : en fr
  • US2333866A - Treatment of hydrocarbons : en
  • FR887379A - Reinforcement for plastics : en fr
  • DK61529C - Coupling to Reduce Interference in Radio Receivers. : da en
  • CA416292A - Plastic material injection apparatus : en fr
  • AU719742A - Improvements in or relating tothe manufacture of paints, varnishes andthe like possessing fluorescent properties : en
  • FR887410A - Process for the production and extraction of native cellulose from monocotyledonous plants in the green state : en fr
  • GR10178B - CIRCULAR WEB. : el en
  • CA416284A - Sponge material : en fr
  • US2334149A - Explosive : en
  • US2333904A - Pick and pick loom : en
  • US2333856A - Treatment of hydrocarbons : en
  • US2334046A - Cap device : en
  • US2333768A - Aerial camera : en
  • US2333817A - Diesel fuel : en
  • DE741604C - Method for activating a self-seller for gas, electricity or the like and device for carrying out the method : de en
  • DK61535C - Procedure for the production of tannins from sulphite cellulose waste liquor. : da en
  • AU117680B2 - An improved homogenizing device and pump therefor : en
  • DE741400C - Arrangement for load-dependent cooling of converter vessels : de en
  • DE741449C - Apron stretching system : de en
  • DE741521C - Device for monitoring and maintaining a limited loop slack in elongated, flexible materials such as paper, rubber sheets and sheet metal : de en
  • DE741292C - Insulating fabric sheet for insulation against moisture : de en
  • DE741334C - Roentgenographic test device for bearing shells or similar hollow cylindrical workpieces : de en
  • DE741463C - Process for the production of water-insoluble azo dyes on the fiber : de en
  • DE741372C - Device for focusing photographic equipment, especially for telephoto photography : de en
  • DE741315C - Plasticizers : de en
  • DE740140C - Device for creating the grooves when tine using a wobble saw : de en
  • DE741244C - Electrode salt bath furnace : de en
  • DE741476C - Device for sticking pictures using adhesive corners : de en
  • DE741623C - Wide dyeing machine with fabric return (jigger) : de en
  • DE741385C - Method and apparatus for treating yarn bobbins and the like carried on wandering through a dampening and a humidifying room. Like textile goods : de en
  • GB557253A - Improvements relating to the production of resin from heavy naphtha : en
  • FR887365A - Control device for continuous spinning and twisting looms : en fr
  • GB557269A - Improvements in and relating to garden cloches or portable greenhouses : en
  • DE741569C - Clamping device for steel holder : de en
  • DE741570C - Process for producing a tubular profile, in particular for the window building : de en
  • US2333767A - Hose nozzle : en
  • US2334011A - Radio transmission system : en
  • DE741494C - Process for the catalytic cracking of hydrocarbon oils : de en
  • DE741599C - Rivets in steel construction : de en
  • FR887236A - Diaphragm pump, especially for refrigeration machine : en fr
  • DE741396C - Process for the production of insulated coiled heating wires for indirectly heated cathodes : de en
  • GB557204A - Improvements in or relating to the casting of metals : en
  • US2334148A - Pump : en
  • GB557170A - Improvements in and relating to ends for boxes or the like : en
  • GB557199A - Improvements in sprays for paint, distemper and the like : en
  • US2333799A - Apparatus for sealing tins, canisters, jars, and the like under vacuum : en
  • FR887320A - Process to split or to hydrogenate under pressure coals, tars or mineral oils : en fr
  • DE741460C - Electric double-point or double roller seam welding : de en
  • US2333794A - Cleaning and antimist film applying article : en
  • US2333960A - Pot furnace : en
  • US2333967A - Light signal : en
  • DE741461C - Process for the production of azo dyes : de en
  • FR887283A - Further development in dry cell manufacturing : en fr
  • US2334024A - Railroad car truck : en
  • FR887282A - Transmission device : en fr
  • FR887270A - Evaporator-condenser : en fr
  • GB557195A - Improvements in or relating to the mounting of conveyor carrying rollers : en
  • DE741282C - Resistance braking for DC and AC vehicles : de en
  • AU727242A - Improvements in or relating to variable speed gears : en
  • DE741506C - Method and device for producing dimensionally stable molded bodies from thermoformable plastic blanks : de en
  • US2334012A - Enclosing casing for electrical control devices : en
  • US2334084A - Flashlight handle for ladies' handbags : en
  • US2334114A - Paperboard carton : en
  • CA13553S - Cemetery memorial : en
  • CA416293A - Thermionic amplifier : en fr
  • US2333654A - Method of and apparatus for making steel : en
  • US2333730A - Phenol rubber polybutene composition and article made therefrom : en
  • US2333997A - Cathode forming machine : en
  • US2333675A - Safety device for cigar machines : en
  • FR887278A - Transmission device for teleprinter receiver with finder pawl controlling the focus of selector organs : en fr
  • US2333791A - Liquid flowmeter : en
  • US2333982A - Electrical contactor device : en
  • FR887428A - heterogeneous structural or roofing elements : en fr
  • GB557174A - A collapsible box : en
  • US2333975A - Method and apparatus foe indicating : en
  • FR887274A - Ironing machine : en fr
  • DE741567C - Device for turning off the brake lining on motor vehicles : de en
  • US2333643A - Shoe container : en
  • US2333706A - Dispensing device : en
  • US2334052A - Device for and method of making filled frozen confections : en
  • CA416252A - Railway car truck : en fr
  • US2333830A - Process for improving the storage properties of alkyl aryl sulphonates : en
  • CA416332A - Electric torch : en fr
  • US2333720A - Movable cassette for spot film devices : en
  • US2333786A - Process for the production of molding mixtures : en
  • US2333628A - Gas engine fuel economizer : en
  • CA416330A - Torque tester : en fr
  • FR887344A - Improvements to flash lamps : en fr
  • DE741445C - Device for the continuous display of air resistance and the amount of air flowing through a filter for fans of gas protection rooms : de en
  • AU1184043A - Electrolytic dye production : en
  • US2333831A - Dispensing device : en
  • US2333632A - Fish reel : en
  • US2333778A - Camera shutter cover : en
  • FR887239A - wood or charcoal gas scrubber : en fr
  • US2333832A - Mechanism of linear clocks : en
  • FR887276A - Protection system for closed electrical machines and devices, in particular for transformers filled with insulating oil : en fr
  • CA416312A - Valve structure : en fr
  • US2333926A - Conveyer : en
  • US2334013A - Skirt or article of clothing : en
  • AU721342A - Improved animal jetting apparatus : en
  • DE741540C - Process for the production of azo dyes : de en
  • USD136633S - Brady game. board : en
  • DE741508C - Method and device for influencing the focus in optical imaging : de en
  • AU686642A - Improvements in or relating to plug and socket electrical connectors : en
  • US2333664A - Pull rod carrier : en
  • US2334135A - Calculator : en
  • US2334027A - Apparatus for forming seamless pipes or coatings : en
  • CA416230A - Locomotive stoker apparatus : en fr
  • CA416241A - Optical beam directing device : en fr
  • US2333899A - Refrigerating apparatus : en
  • US2333902A - Paper coating device : en
  • DE741291C - Process for the preparation of disazo dyes : de en
  • DE741330C - Stocking with ladder protection : de en
  • DE741356C - Process for producing tight weld seams on sheet metal parts by means of electrical spot welding with the interposition of a flexible sealant between the parts to be welded together : de en
  • DE741424C - Stove delivery for hot ovens : de en
  • US2333972A - Remote control for moving picture cameras : en
  • DE741582C - Device for drying veneered wooden panels : de en
  • US2334059A - Preparation of precooked food products : en
  • CA416222A - Holder and sharpener for shaving kits : en fr
  • DE741407C - Process for the production of hollow grids for enamelling furnaces : de en
  • FR887404A - Appliance to be placed in culinary containers and to obtain several compartments of variable dimensions for cooking different materials : en fr
  • GB557251A - Improvements in feed control mechanism for automatic weighing machines : en
  • CA416296A - Thermal circuit controller : en fr
  • FR887356A - Closed hollow body : en fr
  • CA416270A - Distensible blasting cartridge : en fr
  • US2334147A - Rotary crimper for cigar machines : en
  • US2333884A - Flow-indicating fluid meter : en
  • US2333660A - Production of titanium dioxide : en
  • CA416358A - Material handling mechanism : en fr
  • US2333864A - Extensometer : en
  • US2333728A - Motion picture mechanism for projecting motion pictures : en
  • US2334081A - Manufacture of nitrided steel articles : en
  • US2333626A - Ornamental wheel trim securing means : en
  • USD136634S - Design for a coat : en
  • DE741234C - Electric insulated wire : de en
  • FR887421A - Distance measuring system : en fr
  • GB557213A - Pipe laying machine : en
  • GB557273A - Improvements in and connected with clamping devices or terminals for electric cables or conductors : en
  • AU117698B2 - Improvements in or relating to electrically heated soldering apparatus : en
  • US2333814A - Rheostatic motor controller : en
  • USD136629S - Design fob a bottle cap : en
  • US2333807A - Safety device for camera shutters : en
  • US2333803A - Securing means for bleacher seats : en
  • US2333788A - Reaction of saturated hydrocarbons with liquid sulphur dioxide and liquid chlorine or bromine : en
  • US2333992A - Signaling system : en
  • US2334082A - Molding press : en
  • CA416278A - Drive mechanism : en fr
  • FR887332A - Choke coil or transformer with several iron cores : en fr
  • AU117676B2 - Improvements in or relating tothe reduction of iron impurities in sand andother minerals : en
  • US2333869A - Rope clamp : en
  • US2333642A - Bicycle construction : en
  • AU117692B2 - Improvements in or relating tothe manufacture of paints, varnishes andthe like possessing fluorescent properties : en
  • CA416344A - Press : en fr
  • US2333977A - Centrifugal switch : en
  • CA416324A - Arc igniting device : en fr
  • US2333990A - Tuning indication system : en
  • US2334098A - Process for forming waterresistant glue films : en
  • FR887413A - Sand and gravel mixer : en fr
  • DE741383C - Ruettelforming machine : de en
  • CA416302A - Modulation system load stabilizing means : en fr
  • FR887353A - Printing mechanism intended in particular for tabulating machines : en fr
  • CA416271A - Tellurium lamp : en fr
  • DE741246C - Automatic electrical speed or frequency control device, preferably for the control of inverters or converters, which work on a resonance circuit composed of a furnace coil of an electric induction furnace and a compensation capacitor : de en
  • DE741307C - Road excavator : de en
  • US2333829A - Scrubbing attachment for portable vacuum-type floor sweepers : en
  • USD136631S - Toothbrush or similar article : en
  • CA416309A - Lubricated valve : en fr
  • CA416320A - Refrigerator : en fr
  • DE741277C - Schraemmaschine without guide bed, each with a drive motor for the Schraemkopf and for the winch : de en
  • US2333849A - Ladder construction : en
  • US2334123A - Method and apparatus for sealing glass envelopes : en
  • CA416357A - Electricity supply rectifying arrangement : en fr
  • DE741435C - Device for regulating the coolant supply in converter vessels : de en
  • FR887311A - Direct radiation mounting eliminating interference voltages in electromagnetic wave altimeters : en fr
  • FR887211A - Improvements made to machines with free pistons, in particular those with variable discharge pressure : en fr
  • FR887350A - Call system for powerline transmission system : en fr
  • US2333837A - Road scraper : en
  • US2334019A - Screw box and cover for hot metal mixers : en
  • US2334094A - Machine for playing bridge : en
  • USD136641S - Design foe a lighting fixture : en
  • DE741530C - Device for lifting the protective glass on storm lanterns : de en
  • FR887345A - Piston for internal combustion engines : en fr
  • GB557248A - Improvements in and relating to electric tachometers : en
  • GB557220A - Improvements relating to buoyant suits for use more especially for life saving purposes : en
  • CA416313A - Lead-tin alloy purification : en fr
  • FR887370A - key element : en fr
  • US2333925A - Tool for removing feeders or sprues from ingots and the like : en
  • US2333638A - Process of packaging dehydrated molasses : en
  • CA416233A - Railway axle journal mounting : en fr
  • FR887225A - Manufacturing process of conical sections on extrusion presses : en fr
  • GB557233A - Improvements in or relating to motors operated by differential fluid pressure : en
  • US2333988A - Land leveling apparatus : en
  • DE741553C - Pocket tripod with lockable ball joint : de en
  • DE741586C - Binder for briquetting charcoal that does not bake or bake poorly, especially for smoldering : de en
  • FR887418A - Processes and products for rubber mixing, surface activation, etc. : en fr
  • USD136627S - Design for a sealing stopper for bottles : en
  • DE741249C - Switching arrangement for precise control of the wire feed in automatic arc welding machines : de en
  • FR887231A - Dragline excavator working in dig : en fr
  • CA416323A - Oil burner : en fr
  • DE741285C - Device to achieve a braking torque that remains as unchanged as possible for switchgear drive motors : de en
  • US2333994A - Parking meter : en
  • US2334074A - Variable speed control apparatus : en
  • US2333669A - Meat grinder : en
  • US2333999A - Sectional building unit : en
  • US2334006A - Motor fuel : en
  • FR887227A - parts of molded plastics for the discharge in divided form of liquids, gases or solids : en fr
  • US2333775A - Control valve : en
  • DE741339C - Lathe, the facing tool of which is carried by a swiveling steel holder and is automatically lifted off the workpiece by its swiveling before it is withdrawn and is switched on again before it is advanced : de en
  • US2333666A - Dialkyl esters of unsaturated dicarboxylic acids as insecticides : en
  • DE741325C - Explosion-proof or gas-tight encapsulated electrical installation switchgear : de en
  • US2333833A - Method and means for producing dental work : en
  • US2334063A - Electrolytic process for treatment of whole distillery slop : en
  • US2333896A - Smoker's article : en
  • US2334001A - Stem sealing machine : en
  • CA416223A - Earth moving equipment : en fr
  • DE739316C - Slide ejector for single-column eccentric and crank presses : de en
  • DE741572C - Darning mushroom : de en
  • US2334050A - Rotary furnace : en
  • GB557245A - Improvements relating to electric circuit breakers of the free-handle type : en
  • US2333704A - Vertical paper file : en
  • DE741304C - Wind power machine : de en
  • DE741515C - Hammer crusher : de en
  • DE741391C - Circuit arrangement for steepening telegraphic characters : de en
  • DE741367C - Method and device for the qualitative determination of forces that arise on a propeller as a result of asymmetries in the propeller due to the reaction of the air flow conveyed by the propeller : de en
  • US2333766A - Photography : en
  • DE741312C - Method and device for winding electrical machines held at the ends of their shafts : de en
  • DE741539C - Piston for a cathode ray tube : de en
  • DE741571C - Process for the production of bearings with a light metal bearing alloy as the running surface : de en
  • US2334004A - Wire loader : en
  • US2333727A - Nozzle : en
  • US2334080A - Structure straightener : en
  • CA416232A - Indented cylinder : en fr
  • AU117686B2 - Oxide coated cathodes : en
  • DE741297C - Device for determining the content of combustible gases in gas mixtures : de en
  • US2333631A - Steam generator : en
  • US2334062A - Hand grenade : en
  • AU726842A - Gasifying liquid hydrocarbon fuels for use in spark ignition engines : en
  • FR887277A - Mechanically actuated brake for motor vehicles : en fr
  • FR887339A - Seat of sponge rubber, cellular rubber, rubberized horsehair or the like : en fr
  • DE741256C - Reciprocating saw blade : de en
  • GB557228A - Improvements in apparatus for shelling or dehulling of grain : en
  • DE741398C - Device for producing one or more adjustable line marks on the fluorescent screen of a Braun tube : de en
  • CA416335A - Safety razor : en fr
  • DE741575C - Adjustment device for the blade angle of adjustment propellers : de en
  • DE741589C - Steel face formwork for the concrete lining of tunnels, galleries or the like. : de en
  • US2333863A - Voltage control apparatus : en
  • US2334049A - Cup shaped abrasive wheel and method of making the same : en
  • DE741511C - Measuring device on tools for measuring the torques that occur when the tool is used : de en
  • FR887230A - Camouflage of materials and installations relating to military art : en fr
  • US2333717A - Merchandising rack : en
  • GB557221A - Improvements in devices for marking traffic lines on road surfaces : en
  • AU117685B2 - Improvements in or relating to variable speed gears : en
  • DK61534C - Iron electrode for electric discharge tubes and method for its manufacture. : da en
  • DE741600C - Use of paraffin to soak metal-ceramic bodies : de en
  • US2333824A - Ironer roll covering unit : en
  • US2333761A - Collapsible chair : en
  • US2333969A - Television system and method of operation : en
  • US2333838A - Lubricant gauge device : en
  • US2334133A - Closure for boots : en
  • DE740864C - Process for the production of nitrogen-containing polycondensation products : de en
  • GB557205A - Improvements in or relating to the casting of metals : en
  • USD136625S - Design fob a drinking glass : en
  • FR887305A - Compensating loop for pieces or bands of fabric or material not supporting tensile stress : en fr
  • FR887358A - Visible stem rise valve top : en fr
  • US2333647A - Magnetic bearing for meters : en
  • US2333687A - Animated toy : en
  • US2333779A - Waterproof adhesive composition and method of making same : en
  • US2333806A - Coil structure : en
  • DE741299C - Device for cutting threads on turning arms : de en
  • DK61536C - Barred Parquet Rod and Procedure in Its Manufacture. : da en
  • DE741500C - Massager : de en
  • US2334158A - Rust-preventive composition : en
  • CA416308A - Lubricated valve : en fr
  • CA416303A - Jordan apparatus : en fr
  • US2334053A - Brake construction : en
  • GB557201A - Improvements in the construction of dwelling houses and the like : en
  • DE740857C - Floor care products : de en
  • FR887380A - Reduction mechanism : en fr